@font-face{font-family:Inter;font-style:normal;font-weight:400;font-display:swap;src:local("Inter Regular"),local("Inter-Regular"),local("Inter"),local("system-ui"),local("-apple-system"),local("BlinkMacSystemFont"),local("Segoe UI"),local("Helvetica Neue"),local("Arial")}@font-face{font-family:Inter;font-style:normal;font-weight:500;font-display:swap;src:local("Inter Medium"),local("Inter-Medium"),local("Inter"),local("system-ui"),local("-apple-system"),local("BlinkMacSystemFont"),local("Segoe UI"),local("Helvetica Neue"),local("Arial")}@font-face{font-family:Inter;font-style:normal;font-weight:600;font-display:swap;src:local("Inter SemiBold"),local("Inter-SemiBold"),local("Inter Semi Bold"),local("Inter-Semi-Bold"),local("Inter"),local("system-ui"),local("-apple-system"),local("BlinkMacSystemFont"),local("Segoe UI"),local("Helvetica Neue"),local("Arial")}@font-face{font-family:Inter;font-style:normal;font-weight:700;font-display:swap;src:local("Inter Bold"),local("Inter-Bold"),local("Inter"),local("system-ui"),local("-apple-system"),local("BlinkMacSystemFont"),local("Segoe UI"),local("Helvetica Neue"),local("Arial")}:root{--font-inter: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:Microsoft YaHei,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f8f8f8}#root{height:100%}:root{--primary-color: #368FFF;--text-primary: #262626;--text-secondary: #595959;--text-tertiary: #8C8C8C;--background-primary: #F8F8F8;--background-white: #FFFFFF;--border-color: #EDEEF0;--shadow-light: 0px 1px 3px 0px rgba(0, 0, 0, .05);--shadow-medium: 0px 4px 12px 0px rgba(0, 0, 0, .1);--shadow-heavy: 0px 8px 20px 0px rgba(0, 0, 0, .1);--gradient-sidebar: linear-gradient(19deg, #F5F7FB 1%, #F8F5F7 49%, #F1F8FF 99%);--gradient-content: linear-gradient(180deg, #F8F8F8 0%, rgba(248, 248, 248, 0) 100%);--gradient-avatar: linear-gradient(127deg, #8FFFFB 13%, #FFFCD4 40%, #E8D1FF 66%, #C5ECFD 96%);--font-primary: "Microsoft YaHei", sans-serif;--font-title: "Alimama ShuHeiTi", sans-serif;--font-logo: "Alimama FangYuanTi VF", sans-serif;--font-system: "Source Han Sans SC", sans-serif}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:#0000000d;border-radius:3px}::-webkit-scrollbar-thumb{background:#0003;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#0000004d}button{font-family:inherit;cursor:pointer;border:none;background:none;outline:none;transition:all .2s ease}button:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}a{color:inherit;text-decoration:none}a:hover{color:var(--primary-color)}img{max-width:100%;height:auto;display:block}input,textarea{font-family:inherit;border:1px solid var(--border-color);border-radius:4px;padding:8px 12px;outline:none;transition:border-color .2s ease}input:focus,textarea:focus{border-color:var(--primary-color)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-4{gap:16px}.gap-6{gap:24px}@media (max-width: 1440px){.container{max-width:1200px}}@media (max-width: 1200px){.container{max-width:960px}}@media (max-width: 768px){.container{max-width:100%;padding:0 16px}}@media (max-width: 480px){.container{padding:0 12px}}.app{min-height:100vh;background:var(--color-background)}.hero-section{position:relative;width:100%;height:224px;overflow:hidden}.hero-background{position:absolute;top:0;left:0;width:100%;height:100%}.hero-bg-image{position:absolute;top:-32px;left:0;width:1920px;height:800px;object-fit:cover;transform:scaleY(-1)}.hero-gradient-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(180deg,#1942b366,#1942b333 30%,#f8f9facc 70%,#f8f9fa);pointer-events:none}.hero-gradient-image{position:absolute;top:-25px;left:0;width:1920px;height:786px;object-fit:cover;mix-blend-mode:screen;opacity:.8}.hero-content{position:relative;z-index:10;display:flex;flex-direction:column;align-items:center;padding-top:76px}.title-container{position:relative;display:flex;align-items:center;justify-content:center}.hero-title{font-family:var(--font-title);font-size:54px;line-height:76px;color:var(--color-primary);margin-bottom:16px;text-align:center}.title-star-decoration{position:absolute;right:-140px;top:20px;width:120px;height:120px;z-index:-1;pointer-events:none;animation:starFloat 3s ease-in-out infinite}@keyframes starFloat{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-8px) rotate(5deg)}}.hero-subtitle{font-family:var(--font-primary);font-size:20px;line-height:28px;color:var(--color-primary-light);text-align:center;margin-bottom:88px}.filter-section{width:895px;height:40px}.courses-section{padding:40px 0 80px;position:relative;z-index:5}.courses-container{max-width:1920px;margin:0 auto;padding:0 360px}.courses-grid{display:grid;grid-template-columns:repeat(3,386px);gap:20px;justify-content:center}.loading-footer{display:flex;justify-content:center;align-items:center;padding:40px 0 60px;position:relative}.loading-indicator{display:flex;align-items:center;justify-content:center;width:332px;height:44px;background:var(--color-white);border-radius:472px;font-size:14px;color:#3d3d3d;font-family:var(--font-primary);box-shadow:0 2px 8px #0000000f}.loading-indicator:before{content:"";display:inline-block;width:16px;height:16px;margin-right:8px;border:2px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 1440px){.courses-container{padding:0 120px}.courses-grid{grid-template-columns:repeat(2,386px)}}@media (max-width: 1024px){.courses-container{padding:0 40px}.courses-grid{grid-template-columns:repeat(2,1fr);gap:24px;max-width:800px}.hero-title{font-size:36px;line-height:48px}.hero-subtitle{font-size:16px;line-height:24px}.title-star-decoration{right:-60px;width:40px;height:40px}}@media (max-width: 768px){.app{padding-top:56px}.hero-content{padding-top:40px;padding-left:16px;padding-right:16px}.hero-title{font-size:28px;line-height:36px;margin-bottom:12px}.hero-subtitle{font-size:16px;line-height:22px;margin-bottom:40px;padding:0 20px}.title-star-decoration{right:-60px;top:0;width:60px;height:60px}.courses-container{padding:0 16px}.courses-grid{grid-template-columns:1fr;gap:16px;max-width:100%}.courses-section{padding:0 0 80px}}@media (max-width: 480px){.hero-content{padding-top:32px;padding-left:12px;padding-right:12px}.hero-title{font-size:24px;line-height:32px;margin-bottom:10px}.hero-subtitle{font-size:14px;line-height:20px;margin-bottom:32px;padding:0 16px}.title-star-decoration{right:-45px;top:2px;width:45px;height:45px}.courses-container{padding:0 12px}.courses-grid{gap:12px}.courses-section{padding:0 0 60px}.loading-footer{padding:40px 0}.loading-indicator{font-size:14px}.loading-indicator:before{width:16px;height:16px;margin-right:8px}}.navbar-component .navbar{position:fixed;top:0;left:0;right:0;height:64px;background:var(--color-overlay);-webkit-backdrop-filter:var(--blur-backdrop);backdrop-filter:var(--blur-backdrop);z-index:1000}.navbar-component .navbar-container{max-width:1920px;height:100%;margin:0 auto;padding:0 32px;display:flex;justify-content:space-between;align-items:center}.navbar-component .navbar-left{display:flex;align-items:center;gap:40px}.navbar-component .navbar-logo{display:flex;align-items:center;gap:7px;cursor:pointer}.navbar-component .logo-avatar{width:28px;height:28px;border-radius:50%;overflow:hidden;position:relative;background:var(--color-background)}.navbar-component .logo-avatar:before{content:"";position:absolute;inset:-1px;border-radius:50%;padding:1px;background:var(--gradient-colorful);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.8}.navbar-component .logo-avatar img{width:100%;height:100%;object-fit:cover}.navbar-component .logo-text{font-family:var(--font-bold);font-size:16px;font-weight:700;line-height:24px;color:var(--color-primary)}.navbar-component .navbar-nav{display:flex;align-items:center;gap:24px}.navbar-component .navbar-nav-link{color:#4a5568;text-decoration:none;font-size:14px;font-weight:500;padding:8px 12px;border-radius:6px;transition:all .2s ease;position:relative}.navbar-component .navbar-nav-link:hover{color:#2d3748;background:#fffc;transform:translateY(-1px)}.navbar-component .navbar-nav-link.active{color:#2d3748;background:#ffffffe6;font-weight:600;box-shadow:0 2px 4px #0000001a}.navbar-component .navbar-nav-highlight{background:linear-gradient(135deg,gold,orange);color:#1a1a1a!important;font-weight:600;box-shadow:0 2px 8px #ffd7004d;animation:glow 2s ease-in-out infinite alternate}.navbar-component .navbar-nav-highlight:hover{background:linear-gradient(135deg,#ffe55c,#ffb84d);color:#1a1a1a!important;transform:translateY(-2px);box-shadow:0 4px 12px #ffd70066}@keyframes glow{0%{box-shadow:0 2px 8px #ffd7004d}to{box-shadow:0 2px 8px #ffd70080,0 0 20px #ffd70033}}.navbar-component .navbar-right{display:flex;gap:16px}.navbar-component .navbar-btn{height:36px;padding:0 20px;border-radius:6px;font-size:13px;font-weight:500;font-family:var(--font-primary);transition:all .2s ease;cursor:pointer;border:none;outline:none;display:flex;align-items:center;justify-content:center;white-space:nowrap}.navbar-component .navbar-btn-outline{background:#ffffffe6;color:#4a5568;border:1px solid rgba(226,232,240,.8);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.navbar-component .navbar-btn-outline:hover{background:#fff;border-color:#cbd5e1;transform:translateY(-1px);box-shadow:0 2px 8px #0000001a}.navbar-component .navbar-btn-outline:active{transform:translateY(0);box-shadow:0 1px 4px #0000001a}.navbar-component .navbar-btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:1px solid transparent;box-shadow:0 2px 4px #667eea33}.navbar-component .navbar-btn-primary:hover{background:linear-gradient(135deg,#5a6fd8,#6a4190);transform:translateY(-1px);box-shadow:0 4px 12px #667eea4d}.navbar-component .navbar-btn-primary:active{transform:translateY(0);box-shadow:0 2px 6px #667eea4d}@media (max-width: 768px){.navbar-component .navbar{height:56px}.navbar-component .navbar-container{padding:0 16px}.navbar-component .navbar-left{gap:20px}.navbar-component .navbar-nav{gap:16px}.navbar-component .navbar-nav-link{font-size:13px;padding:6px 8px}.navbar-component .logo-avatar{width:24px;height:24px}.navbar-component .logo-text{font-size:14px;line-height:20px}.navbar-component .navbar-right{gap:8px}.navbar-component .navbar-btn{height:32px;padding:0 14px;font-size:12px;border-radius:5px}}@media (max-width: 480px){.navbar-component .navbar-container{padding:0 12px}.navbar-component .navbar-left{gap:12px}.navbar-component .navbar-nav{display:none}.navbar-component .navbar-btn{height:28px;padding:0 10px;font-size:11px;border-radius:4px}.navbar-component .navbar-right{gap:6px}}.super-like-button-component .super-like-section{display:flex;align-items:center;gap:4px}.super-like-button-component .super-like-section.small{gap:3px}.super-like-button-component .super-like-section.large{gap:6px}.super-like-button-component .like-button-container{position:relative;display:inline-block}.super-like-button-component .super-like-btn{background:none;border:none;cursor:pointer;padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;position:relative;z-index:1}.super-like-button-component .super-like-btn:hover{background:#ff543a1a;transform:scale(1.1)}.super-like-button-component .super-like-btn.animating{animation:likeButtonPulse .2s ease-out}.super-like-button-component .super-like-btn.liked{animation:likeButtonSuccess .6s ease-out}.super-like-button-component .like-count{font-size:14px;font-weight:600;color:#666;-webkit-user-select:none;user-select:none;min-width:20px;text-align:center}.super-like-button-component .like-count.clickable{cursor:pointer;transition:color .2s ease}.super-like-button-component .like-count.clickable:hover{color:#ff543a}.super-like-button-component .like-count.voted{color:#ff543a;font-weight:700;background:linear-gradient(135deg,#ff543a,#ff6b5a);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 0 8px rgba(255,84,58,.3);white-space:nowrap;letter-spacing:.5px}.super-like-button-component .super-like-section.large .super-like-btn{padding:12px}.super-like-button-component .super-like-section.large .like-count{font-size:16px;font-weight:700}.super-like-button-component .super-like-section.small .super-like-btn{padding:6px}.super-like-button-component .super-like-section.small .like-count{font-size:12px}.super-like-button-component .super-like-effect{position:absolute;pointer-events:none;animation:superLikeFloat 1.2s ease-out forwards;z-index:10}@keyframes superLikeFloat{0%{opacity:1;transform:translateY(0) scale(1)}50%{opacity:.8;transform:translateY(-20px) scale(1.2)}to{opacity:0;transform:translateY(-40px) scale(.8)}}.super-like-button-component .combo-counter{position:absolute;top:-30px;left:50%;transform:translate(-50%);background:linear-gradient(135deg,#ff543a,#ff6b6b);color:#fff;padding:4px 8px;border-radius:12px;font-size:12px;font-weight:700;animation:comboCounterPop .3s ease-out;z-index:20;box-shadow:0 2px 8px #ff543a4d}.super-like-button-component .combo-counter[data-count="3"]:after{content:" 🔥"}.super-like-button-component .combo-counter[data-count="5"]:after{content:" 🚀"}.super-like-button-component .combo-counter[data-count="10"]:after{content:" 💥"}@keyframes comboCounterPop{0%{opacity:0;transform:translate(-50%) scale(.5)}50%{transform:translate(-50%) scale(1.2)}to{opacity:1;transform:translate(-50%) scale(1)}}.super-like-button-component .combo-mode{animation:comboModeShake .3s ease-in-out}@keyframes comboModeShake{0%,to{transform:translate(0)}25%{transform:translate(-2px)}75%{transform:translate(2px)}}@keyframes likeButtonPulse{0%{transform:scale(1)}50%{transform:scale(1.3)}to{transform:scale(1)}}@keyframes likeButtonSuccess{0%{transform:scale(1)}15%{transform:scale(1.4)}30%{transform:scale(1.1)}45%{transform:scale(1.3)}60%{transform:scale(1.05)}75%{transform:scale(1.2)}to{transform:scale(1)}}@media (max-width: 768px){.super-like-button-component .super-like-section{gap:3px}.super-like-button-component .super-like-btn{padding:4px}.super-like-button-component .like-count{font-size:11px;min-width:16px}.super-like-button-component .super-like-section.large .super-like-btn{padding:8px}.super-like-button-component .super-like-section.large .like-count{font-size:14px;min-width:20px}.super-like-button-component .super-like-section.small .super-like-btn{padding:3px}.super-like-button-component .super-like-section.small .like-count{font-size:10px;min-width:14px}.super-like-button-component .combo-counter{top:-25px;font-size:10px;padding:2px 6px}.super-like-button-component .super-like-effect{font-size:14px}}.course-card-component .course-card{width:362px;height:384px;background:#fff;border-radius:8px;overflow:hidden;position:relative;transition:all .3s ease}.course-card-component .course-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000080}.course-card-component .course-card.highlighted{border:2px dashed transparent;background:linear-gradient(#fff,#fff) padding-box,linear-gradient(45deg,#368fff4d,#368fff1a) border-box;box-shadow:0 0 95px #0000001a}.course-card-component .card-content{padding:20px;height:100%;display:flex;flex-direction:column;gap:16px}.course-card-component .course-thumbnail{width:322px;height:180px;border-radius:8px;overflow:hidden;background:#0000000d;display:flex;align-items:center;justify-content:center}.course-card-component .course-thumbnail img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}.course-card-component .course-title{font-family:Microsoft YaHei,sans-serif;font-size:18px;font-weight:700;color:#262626;margin:0;line-height:20px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.course-card-component .course-description{flex:1;background:#00000008;border-radius:8px;padding:12px;margin:0}.course-card-component .course-description p{font-family:Microsoft YaHei,sans-serif;font-size:14px;color:#8c8c8c;line-height:24px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis}.course-card-component .course-footer{display:flex;justify-content:space-between;align-items:center;margin-top:auto}.course-card-component .author-info{display:flex;align-items:center;gap:9px}.course-card-component .author-avatar{width:24px;height:24px;border-radius:50%;overflow:hidden}.course-card-component .author-avatar img{width:100%;height:100%;object-fit:cover}.course-card-component .author-name{font-family:Microsoft YaHei,sans-serif;font-size:14px;color:#262626;line-height:14px}.course-card-component .like-section{display:flex;align-items:center;gap:6px}.course-card-component .like-button-container{position:relative;display:flex;align-items:center;justify-content:center}.course-card-component .like-btn{width:28px;height:28px;border:none;background:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;z-index:2;border-radius:50%}.course-card-component .like-btn:hover{transform:scale(1.2);background:#ff543a1a;box-shadow:0 4px 12px #ff543a4d}.course-card-component .like-btn.animating{animation:likeButtonPulse .2s ease}@keyframes likeButtonPulse{0%{transform:scale(1);background:#ff543a00;box-shadow:0 0 #ff543a00}15%{transform:scale(1.5) rotate(-8deg);background:#ff543a33;box-shadow:0 6px 20px #ff543a66}30%{transform:scale(1.6) rotate(8deg);background:#ff543a4d;box-shadow:0 8px 25px #ff543a80}50%{transform:scale(1.4) rotate(-4deg);background:#ff543a33;box-shadow:0 6px 20px #ff543a66}75%{transform:scale(1.2) rotate(2deg);background:#ff543a1a;box-shadow:0 4px 15px #ff543a4d}to{transform:scale(1) rotate(0);background:#ff543a00;box-shadow:0 0 #ff543a00}}.course-card-component .like-button-container.combo-mode{animation:comboShake .3s ease}.course-card-component .like-button-container.combo-mode .like-btn{background:radial-gradient(circle,rgba(255,84,58,.3) 0%,rgba(255,84,58,.1) 50%,transparent 70%);box-shadow:0 0 20px #ff543a80,0 0 40px #ff543a4d}@keyframes comboShake{0%,to{transform:translate(0)}25%{transform:translate(-2px) rotate(-1deg)}75%{transform:translate(2px) rotate(1deg)}}.course-card-component .super-like-effect{position:absolute;pointer-events:none;z-index:1;animation:superLikeFloat 1s ease-out forwards}@keyframes superLikeFloat{0%{opacity:1;transform:translate(-50%,-50%) scale(.6) rotate(0)}10%{opacity:1;transform:translate(-50%,-50%) scale(1.4) rotate(-15deg)}20%{opacity:1;transform:translate(-50%,-55px) scale(1.2) rotate(10deg)}40%{opacity:.9;transform:translate(-50%,-70px) scale(1) rotate(-8deg)}70%{opacity:.6;transform:translate(-50%,-85px) scale(.8) rotate(5deg)}to{opacity:0;transform:translate(-50%,-110px) scale(.4) rotate(0)}}.course-card-component .super-like-effect:nth-child(2n){animation:superLikeFloatLeft 1s ease-out forwards}.course-card-component .super-like-effect:nth-child(3n){animation:superLikeFloatRight 1s ease-out forwards}@keyframes superLikeFloatLeft{0%{opacity:1;transform:translate(-50%,-50%) scale(.6) rotate(0)}10%{opacity:1;transform:translate(-50%,-50%) scale(1.3) rotate(20deg)}30%{opacity:.9;transform:translate(-60px,-65px) scale(1.1) rotate(25deg)}70%{opacity:.5;transform:translate(-80px,-90px) scale(.7) rotate(35deg)}to{opacity:0;transform:translate(-100px,-120px) scale(.3) rotate(45deg)}}@keyframes superLikeFloatRight{0%{opacity:1;transform:translate(-50%,-50%) scale(.6) rotate(0)}10%{opacity:1;transform:translate(-50%,-50%) scale(1.3) rotate(-20deg)}30%{opacity:.9;transform:translate(10px,-65px) scale(1.1) rotate(-25deg)}70%{opacity:.5;transform:translate(30px,-90px) scale(.7) rotate(-35deg)}to{opacity:0;transform:translate(50px,-120px) scale(.3) rotate(-45deg)}}.course-card-component .combo-counter{position:absolute;top:-25px;left:50%;transform:translate(-50%);background:linear-gradient(45deg,#ff543a,#ff8a65);color:#fff;font-size:12px;font-weight:700;padding:2px 6px;border-radius:10px;box-shadow:0 2px 8px #ff543a4d;animation:comboCounterBounce .3s ease;z-index:3}@keyframes comboCounterBounce{0%{opacity:0;transform:translate(-50%) scale(.5) rotate(-10deg)}50%{opacity:1;transform:translate(-50%) scale(1.3) rotate(5deg)}to{opacity:1;transform:translate(-50%) scale(1) rotate(0)}}.course-card-component .combo-counter[data-count="3"]{background:linear-gradient(45deg,#ff6b35,#f7931e);animation:comboCounterBounce .3s ease,comboGlow .5s ease}.course-card-component .combo-counter[data-count="5"]{background:linear-gradient(45deg,#ff1744,#ff6b35);animation:comboCounterBounce .3s ease,comboGlow .5s ease,comboShine 1s ease}.course-card-component .combo-counter[data-count="10"]{background:linear-gradient(45deg,#e91e63,#9c27b0,#3f51b5);animation:comboCounterBounce .3s ease,comboGlow .5s ease,comboShine 1s ease,comboRainbow 2s ease infinite}@keyframes comboGlow{0%,to{box-shadow:0 2px 8px #ff543a4d}50%{box-shadow:0 4px 20px #ff543a99,0 0 30px #ff543a66}}@keyframes comboShine{0%{transform:translate(-50%) scale(1)}50%{transform:translate(-50%) scale(1.1)}to{transform:translate(-50%) scale(1)}}@keyframes comboRainbow{0%{filter:hue-rotate(0deg)}to{filter:hue-rotate(360deg)}}.course-card-component .like-count{font-family:Microsoft YaHei,sans-serif;font-size:14px;color:#262626;line-height:14px;min-width:25px}.course-card-component .like-count.clickable{cursor:pointer;transition:all .2s ease;padding:4px 6px;border-radius:8px;-webkit-user-select:none;user-select:none}.course-card-component .like-count.clickable:hover{background:#ff543a1a;color:#ff543a;transform:scale(1.05)}.course-card-component .like-count.clickable:active{transform:scale(.95);background:#ff543a33}.course-card-component .vote-indicator{position:absolute;bottom:64px;right:50px;font-family:Microsoft YaHei,sans-serif;font-size:16px;color:#262626;line-height:16px;background:#ffffffe6;padding:4px 8px;border-radius:4px;box-shadow:0 2px 8px #0000001a}@media (max-width: 768px){.course-card-component .course-card{width:100%;height:auto;min-height:320px}.course-card-component .card-content{padding:12px;gap:12px}.course-card-component .course-thumbnail{width:calc(100% + 24px);height:120px;margin:-12px -12px 0}.course-card-component .course-thumbnail img{height:100%;object-fit:cover}.course-card-component .course-title{font-size:14px;line-height:1.3;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.course-card-component .course-description{flex:1;min-height:60px}.course-card-component .course-description p{font-size:12px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.course-card-component .course-footer{margin-top:auto;gap:8px}.course-card-component .author-info{gap:6px}.course-card-component .author-avatar{width:20px;height:20px}.course-card-component .author-name{font-size:11px}.course-card-component .course-footer .super-like-section{gap:3px}.course-card-component .course-footer .super-like-btn{padding:4px}.course-card-component .course-footer .like-count{font-size:11px}}.filter-buttons-component .filter-buttons{display:flex;gap:12px;margin-bottom:20px}.filter-buttons-component .filter-btn{padding:13px 24px;border-radius:8px;border:none;font-family:Microsoft YaHei,sans-serif;font-size:14px;line-height:14px;cursor:pointer;transition:all .2s ease;min-width:90px}.filter-buttons-component .filter-btn:not(.active){background:#fff;color:#262626;border:1px dashed rgba(0,0,0,.1)}.filter-buttons-component .filter-btn:not(.active):hover{background:#368fff0d;border-color:#368fff33}.filter-buttons-component .filter-btn.active{background:#368fff1a;color:#368fff;font-weight:700}@media (max-width: 768px){.filter-buttons-component .filter-buttons{justify-content:center}.filter-buttons-component .filter-btn{flex:1;max-width:120px;width:120px}}.hero-banner-component .hero-banner{width:100%;max-width:1600px;margin:64px auto 48px;display:flex;flex-direction:column;align-items:center;gap:32px}.hero-banner-component .banner-content{width:100%;border-radius:0;position:relative;overflow:hidden;background:linear-gradient(270deg,#fff0,#845ff2e6)}.hero-banner-component .banner-image{width:100%;position:relative;display:block}.hero-banner-component .banner-image.clickable{cursor:pointer;transition:all .3s ease;overflow:hidden}.hero-banner-component .banner-image.clickable:hover{transform:translateY(-2px);box-shadow:0 8px 25px #00000026}.hero-banner-component .banner-image.clickable:focus{outline:3px solid #667eea;outline-offset:2px}.hero-banner-component .banner-image.clickable:active{transform:translateY(0)}.hero-banner-component .banner-image img{width:100%;height:auto;object-fit:contain;display:block}.hero-banner-component .banner-overlay{position:absolute;bottom:20px;left:39px;z-index:2;opacity:0;transition:opacity .3s ease}.hero-banner-component .banner-image.clickable:hover .banner-overlay{opacity:1}.hero-banner-component .activity-tag{background:#0000004d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:197px;padding:10px 20px;font-family:Microsoft YaHei,sans-serif;font-size:14px;color:#fff;line-height:14px}.hero-banner-component .banner-text{text-align:center}.hero-banner-component .banner-text h1{font-family:Microsoft YaHei,sans-serif;font-size:20px;font-weight:400;color:#1846c7;margin:0;line-height:1.2}@media (max-width: 1200px){.hero-banner-component .hero-banner,.hero-banner-component .banner-content{width:100%;max-width:1112px}}@media (max-width: 768px){.hero-banner-component .hero-banner{margin:56px auto 24px;gap:16px}.hero-banner-component .banner-text h1{font-size:18px}.hero-banner-component .activity-tag{font-size:12px;padding:8px 16px}}.auth-error-modal-overlay{position:fixed;inset:0;background-color:#0009;display:flex;align-items:center;justify-content:center;z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.auth-error-modal{background:#fff;border-radius:16px;box-shadow:0 20px 40px #00000026;max-width:400px;width:90%;max-height:90vh;overflow:hidden;animation:modalSlideIn .3s ease-out}.auth-error-content{padding:32px 24px;text-align:center}.auth-error-icon{margin-bottom:16px;display:flex;justify-content:center}.auth-error-title{font-size:20px;font-weight:600;color:#2c3e50;margin:0 0 12px}.auth-error-message{font-size:14px;color:#7f8c8d;margin:0 0 20px;line-height:1.5}.auth-error-countdown{background:#fff5f5;border:1px solid #fed7d7;border-radius:8px;padding:12px;margin-bottom:24px}.auth-error-countdown p{margin:0;font-size:14px;color:#e53e3e}.countdown-number{font-weight:600;font-size:16px;color:#c53030}.auth-error-actions{display:flex;gap:12px;justify-content:center}.auth-error-btn{padding:10px 20px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;border:none;min-width:80px}.auth-error-btn.primary{background:#3498db;color:#fff}.auth-error-btn.primary:hover{background:#2980b9;transform:translateY(-1px)}.auth-error-btn.secondary{background:#ecf0f1;color:#7f8c8d;border:1px solid #bdc3c7}.auth-error-btn.secondary:hover{background:#d5dbdb;color:#2c3e50}.auth-error-btn:active{transform:translateY(0)}.vote-counter-component .vote-counter{display:flex;align-items:center;justify-content:center}.vote-counter-component .remaining-votes{color:#4a5568;font-size:14px;font-weight:500;display:flex;align-items:center;gap:4px}.vote-counter-component .remaining-votes strong{color:#667eea;font-weight:600;font-size:16px}.vote-counter-component .login-prompt{color:#a0aec0;font-size:14px;font-style:italic}.vote-counter-component .login-prompt.clickable{color:#667eea;cursor:pointer;text-decoration:underline;transition:all .2s ease}.vote-counter-component .login-prompt.clickable:hover{color:#5a67d8;text-decoration:none}.vote-counter-component .vote-counter.small,.vote-counter-component .vote-counter.small .remaining-votes{font-size:12px}.vote-counter-component .vote-counter.small .remaining-votes strong{font-size:14px}.vote-counter-component .vote-counter.large,.vote-counter-component .vote-counter.large .remaining-votes{font-size:16px}.vote-counter-component .vote-counter.large .remaining-votes strong{font-size:18px}@media (max-width: 768px){.vote-counter-component .vote-counter,.vote-counter-component .remaining-votes{font-size:13px}.vote-counter-component .remaining-votes strong{font-size:15px}.vote-counter-component .login-prompt{font-size:13px}}@media (max-width: 480px){.vote-counter-component .vote-counter,.vote-counter-component .remaining-votes{font-size:12px}.vote-counter-component .remaining-votes strong{font-size:14px}.vote-counter-component .login-prompt{font-size:12px}}.modal-backdrop{position:fixed;inset:0;background:#000000bf;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);animation:fadeIn .3s ease-out}.modal-container{background:#fff;border-radius:20px;width:100%;max-width:1200px;max-height:90vh;overflow:hidden;box-shadow:0 20px 60px #0000004d;animation:slideUp .3s ease-out;position:relative}.modal-header{display:flex;justify-content:space-between;align-items:flex-start;padding:24px 32px;border-bottom:1px solid #f0f0f0;background:linear-gradient(135deg,#f8f9fa,#e9ecef)}.modal-title-section{flex:1}.title-with-tag{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.modal-title{font-size:24px;font-weight:700;color:#1a1a1a;margin:0;line-height:1.3}.subject-tag{padding:4px 12px;border-radius:15px;font-size:12px;font-weight:600;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.1)}.close-button{background:none;border:none;padding:8px;cursor:pointer;color:#666;border-radius:50%;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.close-button:hover{background:#0000001a;color:#333;transform:rotate(90deg)}.modal-content{padding:0;overflow-y:auto;max-height:calc(90vh - 100px)}.preview-section{position:relative;height:600px;background:#f8f9fa;border-bottom:1px solid #e0e0e0}.preview-iframe{width:100%;height:100%;border:none;background:#fff}.no-preview{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#666}.no-preview-icon{font-size:48px;margin-bottom:16px;opacity:.5}.teacher-section{display:flex;justify-content:space-between;align-items:center;padding:16px 32px;border-bottom:1px solid #f0f0f0;background:#fff}.teacher-info{display:flex;align-items:center;gap:16px;flex:1}.teacher-avatar{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.1);box-shadow:0 4px 12px #00000026;overflow:hidden;position:relative}.avatar-image{width:100%;height:100%;object-fit:cover;border-radius:50%}.avatar-text{font-size:24px;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.1)}.teacher-details{flex:1}.teacher-name{font-size:18px;font-weight:600;color:#1a1a1a;margin:0 0 4px}.teacher-school{font-size:14px;color:#666;margin:0 0 8px;line-height:1.4}.stats-info{display:flex;gap:16px}.like-section{margin-left:16px}.vote-and-like-container{display:flex;align-items:center;gap:16px;justify-content:flex-end}.stats-section{padding:12px 32px;background:#f8fafc;border-top:1px solid #e2e8f0;border-bottom:1px solid #e2e8f0}.stats-info{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:24px}.stat-item{display:flex;align-items:center;gap:6px;font-size:14px;color:#6b7280}.stat-item svg{opacity:.7}.experience-section{padding:32px;background:#fafbfc}.experience-title{font-size:18px;font-weight:600;color:#1a1a1a;margin:0 0 16px;display:flex;align-items:center;gap:8px}.experience-title:before{content:"💭";font-size:20px}.experience-content{background:#fff;border-radius:12px;padding:20px;border-left:4px solid #667eea;box-shadow:0 2px 8px #0000000d}.experience-content p{font-size:15px;line-height:1.6;color:#444;margin:0}.vote-limit-modal-overlay{position:fixed;inset:0;background-color:#0009;display:flex;align-items:center;justify-content:center;z-index:10001;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes slideUp{0%{opacity:0;transform:translateY(30px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@media (max-width: 768px){.modal-backdrop{padding:10px 5px 5px;align-items:flex-start}.modal-container{width:calc(100vw - 10px);height:calc(100vh - 20px);max-height:none;border-radius:12px;display:flex;flex-direction:column}.modal-header{padding:12px 16px;flex-direction:row;align-items:center;justify-content:space-between;gap:12px;flex-shrink:0}.close-button{position:static;padding:8px;margin:0}.title-with-tag{flex-direction:column;align-items:flex-start;gap:6px;flex:1}.modal-title{font-size:16px;line-height:1.3;margin:0}.subject-tag{font-size:11px;padding:2px 8px}.modal-content{padding:0 16px 16px;gap:16px;flex:1;overflow-y:auto;display:flex;flex-direction:column}.preview-section{height:200px;flex-shrink:0}.teacher-section{padding:12px 16px;flex-direction:row;justify-content:space-between;align-items:center;gap:12px;flex-shrink:0}.teacher-info{flex:1;justify-content:flex-start}.teacher-details{flex:1}.teacher-name{font-size:16px}.teacher-school{font-size:13px}.like-section{margin-left:0;flex-shrink:0}.vote-and-like-container{justify-content:flex-end}.stats-section{padding:10px 16px}.stats-info{flex-direction:row;align-items:center;justify-content:space-between;gap:12px;flex-wrap:nowrap}.stat-item{font-size:12px;flex-shrink:0}.vote-counter{flex-shrink:0}.experience-section{padding:16px;margin-top:8px;flex:1}.experience-title{font-size:15px;margin-bottom:8px}.experience-content{max-height:150px;overflow-y:auto}.experience-content p{font-size:13px;line-height:1.5}}@media (max-width: 480px){.modal-backdrop{padding:5px 2px 2px}.modal-container{width:calc(100vw - 4px);height:calc(100vh - 10px);border-radius:8px}.modal-header{padding:10px 12px}.modal-title{font-size:15px}.subject-tag{font-size:10px}.modal-content{padding:0 12px 12px}.preview-section{height:180px}.teacher-section{padding:10px 12px;flex-direction:row;justify-content:space-between;align-items:center;gap:8px}.teacher-info{flex:1;min-width:0}.teacher-avatar{width:40px;height:40px;font-size:16px;flex-shrink:0}.teacher-details{flex:1;min-width:0}.teacher-name{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.teacher-school{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.like-section{flex-shrink:0}.vote-and-like-container{justify-content:flex-end}.stats-section{padding:8px 12px}.stats-info{flex-direction:row;align-items:center;justify-content:space-between;gap:8px;flex-wrap:nowrap}.stat-item{font-size:11px;flex-shrink:0}.vote-counter{flex-shrink:0}.experience-section{padding:12px}.experience-title{font-size:14px}.experience-content p{font-size:12px}}.activity-modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:10000;padding:20px}.activity-modal{background:#fff;border-radius:12px;box-shadow:0 8px 24px #0000001f;max-width:500px;width:100%;max-height:90vh;overflow:hidden;animation:modalSlideIn .2s ease-out}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.activity-modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 0;border-bottom:1px solid #f0f0f0;margin-bottom:20px}.activity-modal-title{font-size:18px;font-weight:600;color:#333;margin:0;font-family:Microsoft YaHei,sans-serif}.activity-modal-close{background:none;border:none;color:#999;cursor:pointer;padding:4px;border-radius:4px;transition:color .2s ease;display:flex;align-items:center;justify-content:center}.activity-modal-close:hover{color:#333}.activity-modal-content{padding:0 24px 24px;overflow-y:auto;max-height:calc(90vh - 80px)}.activity-info-list{display:flex;flex-direction:column;gap:16px}.info-item{display:flex;align-items:flex-start;gap:12px;padding:16px;background:#fafafa;border-radius:8px;transition:background-color .2s ease}.info-item:hover{background:#f5f5f5}.info-icon{font-size:20px;flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center}.info-text{flex:1;line-height:1.5}.info-text strong{font-size:15px;font-weight:600;color:#333;display:block;margin-bottom:6px}.info-text p{font-size:14px;color:#666;margin:0 0 4px;line-height:1.4}.info-text p:last-child{margin-bottom:0}@media (max-width: 768px){.activity-modal-overlay{padding:16px}.activity-modal{max-width:100%;border-radius:8px}.activity-modal-header{padding:16px 20px 0}.activity-modal-title{font-size:16px}.activity-modal-content{padding:0 20px 20px}.info-item{padding:12px;gap:10px}.info-icon{font-size:18px;width:20px;height:20px}.info-text strong{font-size:14px}.info-text p{font-size:13px}}@media (max-width: 480px){.activity-modal-overlay{padding:12px}.activity-modal-header{padding:12px 16px 0}.activity-modal-content{padding:0 16px 16px}.info-item{padding:10px;gap:8px}}.activity-modal-content::-webkit-scrollbar{width:4px}.activity-modal-content::-webkit-scrollbar-track{background:transparent}.activity-modal-content::-webkit-scrollbar-thumb{background:#0003;border-radius:2px}.activity-modal-content::-webkit-scrollbar-thumb:hover{background:#0000004d}.page-guide-component{width:100%;padding:60px 0;border-top:1px solid #e2e8f0}.page-guide{max-width:800px;margin:0 auto;padding:40px 30px;background:#fff;border-radius:20px;box-shadow:0 8px 25px #00000014;display:flex;align-items:center;gap:40px;position:relative;overflow:hidden}.page-guide:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#667eea,#764ba2)}.guide-content{flex:1;display:flex;align-items:center;gap:20px}.guide-icon{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;font-size:24px;box-shadow:0 4px 15px #667eea4d;flex-shrink:0}.guide-text{flex:1}.guide-title{font-size:1.5rem;font-weight:700;color:#1a202c;margin:0 0 8px;line-height:1.3}.guide-subtitle{font-size:1.1rem;color:#4a5568;margin:0 0 6px;font-weight:500;line-height:1.4}.guide-description{font-size:.95rem;color:#718096;margin:0;line-height:1.5}.guide-action{flex-shrink:0}.guide-button{display:flex;align-items:center;gap:12px;padding:16px 28px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:50px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #667eea66;position:relative;overflow:hidden}.guide-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.guide-button:hover:before{left:100%}.guide-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px #667eea80}.guide-button:active{transform:translateY(0)}.button-icon{font-size:1.1rem}.button-text{white-space:nowrap}.button-arrow{transition:transform .3s ease}.guide-button:hover .button-arrow{transform:translate(4px)}@media (max-width: 768px){.page-guide-component{padding:40px 20px}.page-guide{flex-direction:column;text-align:center;gap:30px;padding:30px 20px}.guide-content{flex-direction:column;text-align:center;gap:15px}.guide-title{font-size:1.3rem}.guide-subtitle{font-size:1rem}.guide-description{font-size:.9rem}.guide-button{padding:14px 24px;font-size:.95rem}}@media (max-width: 480px){.guide-icon{width:50px;height:50px;font-size:20px}.guide-title{font-size:1.2rem}.button-text{font-size:.9rem}}.courses-page{display:flex;flex-direction:column;min-height:100vh;position:relative;background-color:#f8f8f8}.courses-page>nav{background-color:#fff;box-shadow:0 2px 8px #00000014;z-index:10;position:relative}.courses-page:before{content:"";position:absolute;top:0;left:0;right:0;height:800px;background:linear-gradient(180deg,rgba(173,216,230,.15) 0%,rgba(221,160,221,.12) 25%,rgba(230,230,250,.08) 45%,rgba(240,240,255,.04) 65%,rgba(248,248,248,.02) 80%,transparent 100%),radial-gradient(ellipse 800px 400px at top left,rgba(135,206,235,.06) 0%,rgba(173,216,230,.03) 40%,transparent 70%),radial-gradient(ellipse 600px 300px at top right,rgba(186,85,211,.04) 0%,rgba(221,160,221,.02) 50%,transparent 75%),linear-gradient(to bottom,transparent 0%,transparent 60%,rgba(248,248,248,.01) 75%,rgba(248,248,248,.03) 85%,rgba(248,248,248,.08) 92%,rgba(248,248,248,.15) 97%,rgba(248,248,248,.3) 100%);pointer-events:none;z-index:0}.courses-page .loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;padding:40px}.courses-page .loading-spinner{width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #667eea;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:16px}.courses-page .loading-container p{color:#666;font-size:16px;margin:0}.courses-page .main-content{flex:1;display:flex;flex-direction:column;position:relative;z-index:1}.courses-page .content-area{flex:1;padding:0;background:transparent;position:relative}.courses-section{position:relative;z-index:2;padding:0 24px 24px;max-width:1112px;margin:0 auto}.courses-page .section-header{text-align:center;margin-bottom:36px;background:none!important;border:none!important;padding:0!important;display:flex;flex-direction:column;align-items:center;gap:8px}.courses-page .section-title{font-family:Alimama ShuHeiTi,sans-serif;font-size:36px;font-weight:700;color:#000;margin:0;line-height:1.2;background:none!important;border:none!important;padding:0!important;display:block;width:auto}.courses-page .section-subtitle{font-family:Microsoft YaHei,sans-serif;font-size:16px;color:#595959;margin:0;line-height:1;background:none!important;border:none!important;padding:0!important;display:block;width:auto}.like-tip{margin-top:12px;padding:8px 16px;background:linear-gradient(45deg,#ff543a1a,#ff8a651a);border:1px solid rgba(255,84,58,.2);border-radius:20px;font-family:Microsoft YaHei,sans-serif;font-size:14px;color:#ff543a;text-align:center;animation:tipPulse 2s ease-in-out infinite}@keyframes tipPulse{0%,to{transform:scale(1);opacity:.8}50%{transform:scale(1.02);opacity:1}}.filter-and-votes{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;flex-wrap:wrap;gap:16px}.vote-status-display{display:flex;align-items:center;gap:8px}.remaining-votes{color:#2c3e50;font-size:14px;font-weight:500;padding:8px 16px;background:linear-gradient(135deg,#e8f5e8,#f0f9ff);border:1px solid #a7f3d0;border-radius:20px;box-shadow:0 2px 4px #0000000d}.remaining-votes strong{color:#059669;font-weight:700}.login-prompt{color:#6b7280;font-size:14px;font-weight:500;padding:8px 16px;background:#f9fafb;border:1px solid #e5e7eb;border-radius:20px}.vote-limit-modal-overlay{position:fixed;inset:0;background-color:#0009;display:flex;align-items:center;justify-content:center;z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.vote-limit-modal{background:#fff;border-radius:16px;box-shadow:0 20px 40px #00000026;max-width:400px;width:90%;max-height:90vh;overflow:hidden;animation:modalSlideIn .3s ease-out}.vote-limit-content{padding:32px 24px;text-align:center}.vote-limit-icon{font-size:48px;margin-bottom:16px}.vote-limit-content h3{font-size:20px;font-weight:600;color:#2c3e50;margin:0 0 12px}.vote-limit-content p{font-size:14px;color:#7f8c8d;margin:0 0 12px;line-height:1.5}.vote-limit-hint{font-size:12px;color:#95a5a6;margin-bottom:24px!important}.vote-limit-btn{background:#3498db;color:#fff;border:none;padding:12px 24px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.vote-limit-btn:hover{background:#2980b9;transform:translateY(-1px)}.courses-grid{display:grid;grid-template-columns:repeat(3,362px);gap:13px 13px;justify-content:center;margin-top:20px}@media (max-width: 1440px){.courses-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));max-width:100%}}@media (max-width: 1200px){.courses-section{padding:0 20px 24px}.courses-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}}@media (max-width: 992px){.courses-section{padding:0 16px 24px}.courses-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}.courses-page .section-title{font-size:28px}.courses-page .section-subtitle{font-size:15px}}@media (max-width: 768px){.courses-page .main-content{margin-left:0;padding:0}.courses-section{padding:0 15px 20px}.courses-grid{grid-template-columns:repeat(2,1fr);gap:8px;margin-top:16px}.courses-page .section-header{text-align:center;margin-bottom:20px}.courses-page .section-title{font-size:24px;margin-bottom:8px}.courses-page .section-subtitle{font-size:14px}.filter-and-votes{flex-direction:column;gap:12px;align-items:center;margin-bottom:16px}.vote-status-display{order:-1}.vote-limit-modal{width:95%;margin:0 10px}.vote-limit-content{padding:24px 16px}}@media (max-width: 480px){.courses-section{padding:0 11px 16px}.courses-grid{grid-template-columns:repeat(2,1fr);gap:8px;margin-top:12px}.courses-page .section-header{margin-bottom:16px}.courses-page .section-title{font-size:20px;line-height:1.3}.courses-page .section-subtitle{font-size:13px}.filter-and-votes{gap:10px;margin-bottom:12px}.remaining-votes,.login-prompt{font-size:12px;padding:6px 12px}.vote-limit-modal{width:calc(100% - 20px);margin:0 10px}.vote-limit-content{padding:20px 12px}.vote-limit-content h3{font-size:18px}.vote-limit-btn{width:100%;padding:12px}}@media (max-width: 375px){.courses-section{padding:0 9px 12px}.courses-page .section-title{font-size:18px}.courses-page .section-subtitle{font-size:12px}.courses-grid{gap:8px}}@media (max-height: 500px) and (orientation: landscape){.courses-page .section-header{margin-bottom:12px}.courses-page .section-title{font-size:20px}.courses-page .section-subtitle{font-size:12px}.filter-and-votes{margin-bottom:12px}.courses-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:8px;margin-top:8px}}.work-card-component .work-card{background:#fff;border-radius:16px;box-shadow:0 4px 20px #00000014;padding:24px;margin-bottom:20px;transition:all .3s ease;cursor:pointer;border:1px solid #f0f0f0;position:relative;overflow:hidden}.work-card-component .work-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px #0000001f;border-color:#e0e0e0}.work-card-component .work-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.work-card-component .work-rank{padding:6px 12px;border-radius:20px;font-size:12px;font-weight:600;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.1)}.work-card-component .rank-first{background:linear-gradient(135deg,gold,orange)}.work-card-component .rank-second{background:linear-gradient(135deg,silver,#a8a8a8)}.work-card-component .rank-third{background:linear-gradient(135deg,#cd7f32,#b8860b)}.work-card-component .rank-finalist{background:linear-gradient(135deg,#4caf50,#45a049)}.work-card-component .rank-default{background:linear-gradient(135deg,#6c757d,#5a6268)}.work-card-component .work-stats{display:flex;gap:16px;align-items:center}.work-card-component .stat-item{display:flex;align-items:center;gap:4px;font-size:14px;color:#666;font-weight:500}.work-card-component .icon-heart:before{content:"❤️";font-size:14px}.work-card-component .icon-eye:before{content:"👁️";font-size:14px}.work-card-component .work-content{margin-bottom:20px}.work-card-component .work-title{font-size:18px;font-weight:600;color:#1a1a1a;margin:0 0 12px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.work-card-component .work-meta{margin-bottom:12px}.work-card-component .author-info{display:flex;align-items:center;gap:8px;margin-bottom:6px}.work-card-component .author-name{font-size:14px;font-weight:600;color:#2c3e50}.work-card-component .subject-tag{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:2px 8px;border-radius:12px;font-size:12px;font-weight:500}.work-card-component .school-name{font-size:13px;color:#666;line-height:1.3}.work-card-component .work-experience{background:#f8f9fa;border-radius:8px;padding:12px;margin-top:12px;border-left:3px solid #667eea}.work-card-component .experience-text{font-size:13px;color:#555;line-height:1.5;margin:0}.work-card-component .work-actions{display:flex;justify-content:flex-end;gap:8px;padding-top:16px;border-top:1px solid #f0f0f0}.work-card-component .preview-btn{background:linear-gradient(135deg,#4caf50,#45a049);color:#fff;border:none;padding:8px 16px;border-radius:20px;font-size:13px;font-weight:500;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 8px #4caf504d}.work-card-component .preview-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #4caf5066;background:linear-gradient(135deg,#43a047,#388e3c)}.work-card-component .detail-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:8px 16px;border-radius:20px;font-size:13px;font-weight:500;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 8px #667eea4d}.work-card-component .detail-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #667eea66;background:linear-gradient(135deg,#5a6fd8,#6a42a0)}.work-card-component .preview-btn:active,.work-card-component .detail-btn:active{transform:translateY(0)}@media (max-width: 768px){.work-card-component .work-card{padding:16px;margin-bottom:16px}.work-card-component .work-card-header{flex-direction:column;align-items:flex-start;gap:8px}.work-card-component .work-stats{align-self:flex-end}.work-card-component .work-title{font-size:16px}.work-card-component .author-info{flex-direction:column;align-items:flex-start;gap:4px}}.works-page{min-height:100vh;background:linear-gradient(135deg,#f5f7fa,#c3cfe2);padding:20px}.page-header{text-align:center;margin-bottom:40px;padding:40px 20px;background:#ffffffe6;border-radius:20px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 8px 32px #0000001a}.page-title{font-size:32px;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0 0 12px}.page-subtitle{font-size:16px;color:#666;margin:0}.filters-section{background:#fffffff2;border-radius:16px;padding:24px;margin-bottom:32px;box-shadow:0 4px 20px #00000014;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.search-box{margin-bottom:24px}.search-input{width:100%;max-width:400px;padding:12px 16px;border:2px solid #e0e0e0;border-radius:25px;font-size:14px;transition:all .3s ease;background:#fff}.search-input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.filter-group{margin-bottom:20px}.filter-group:last-child{margin-bottom:0}.filter-label{display:block;font-size:14px;font-weight:600;color:#333;margin-bottom:8px}.filter-buttons{display:flex;flex-wrap:wrap;gap:8px}.filter-btn{padding:8px 16px;border:2px solid #e0e0e0;background:#fff;border-radius:20px;font-size:13px;font-weight:500;cursor:pointer;transition:all .3s ease;color:#666}.filter-btn:hover{border-color:#667eea;color:#667eea;transform:translateY(-1px)}.filter-btn.active{background:linear-gradient(135deg,#667eea,#764ba2);border-color:#667eea;color:#fff;box-shadow:0 2px 8px #667eea4d}.reset-btn{background:linear-gradient(135deg,#ff6b6b,#ee5a52);color:#fff;border:none;padding:10px 20px;border-radius:20px;font-size:13px;font-weight:500;cursor:pointer;transition:all .3s ease;margin-top:16px;box-shadow:0 2px 8px #ff6b6b4d}.reset-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #ff6b6b66}.works-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(400px,1fr));gap:24px;max-width:1400px;margin:0 auto}.loading-container,.error-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;background:#ffffffe6;border-radius:16px;margin:40px auto;max-width:500px;padding:40px;box-shadow:0 4px 20px #00000014}.loading-spinner{width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #667eea;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:16px}.error-message{color:#e74c3c;font-size:16px;margin-bottom:16px;text-align:center}.retry-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:12px 24px;border-radius:20px;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s ease}.retry-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #667eea66}.no-results{grid-column:1 / -1;text-align:center;padding:60px 20px;background:#ffffffe6;border-radius:16px;box-shadow:0 4px 20px #00000014}.no-results p{font-size:16px;color:#666;margin-bottom:20px}@media (max-width: 768px){.works-page{padding:16px}.page-header{padding:24px 16px;margin-bottom:24px}.page-title{font-size:24px}.filters-section{padding:16px;margin-bottom:24px}.works-grid{grid-template-columns:1fr;gap:16px}.filter-buttons{gap:6px}.filter-btn{padding:6px 12px;font-size:12px}}@media (max-width: 480px){.search-input{font-size:16px}.filter-buttons{justify-content:center}}.h5-work-card-component .h5-work-card{background:#fff;border-radius:16px;box-shadow:0 4px 20px #00000014;transition:all .3s ease;overflow:hidden;position:relative;height:100%;display:flex;flex-direction:column}.h5-work-card-component .h5-work-card:hover{transform:translateY(-4px);box-shadow:0 8px 32px #0000001f}.h5-work-card-component .h5-work-card.highlighted{border:2px solid #6366f1;box-shadow:0 8px 32px #6366f133}.h5-work-card-component .h5-card-content{display:flex;flex-direction:column;height:100%}.h5-work-card-component .h5-work-thumbnail{position:relative;width:100%;height:200px;overflow:hidden;background:#f8fafc}.h5-work-card-component .h5-work-thumbnail img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.h5-work-card-component .h5-work-card:hover .h5-work-thumbnail img{transform:scale(1.05)}.h5-work-card-component .h5-work-overlay{position:absolute;inset:0;background:#0003;display:flex;align-items:center;justify-content:center;opacity:0;transition:all .3s ease;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.h5-work-card-component .h5-work-card:hover .h5-work-overlay{opacity:1}.h5-work-card-component .h5-play-button{width:56px;height:56px;background:#fffffff2;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#6366f1;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px #00000026;border:2px solid rgba(255,255,255,.8);position:relative}.h5-work-card-component .h5-play-button:before{content:"";position:absolute;inset:-2px;border-radius:50%;background:linear-gradient(135deg,#6366f14d,#8b5cf64d);opacity:0;transition:opacity .3s ease;z-index:-1}.h5-work-card-component .h5-play-button:hover{background:#fff;transform:scale(1.05);box-shadow:0 6px 20px #6366f140}.h5-work-card-component .h5-play-button:hover:before{opacity:1}.h5-work-card-component .h5-play-button svg{width:20px;height:20px;margin-left:2px;transition:transform .2s ease}.h5-work-card-component .h5-play-button:hover svg{transform:scale(1.1)}.h5-work-card-component .h5-work-info{padding:20px;flex:1;display:flex;flex-direction:column}.h5-work-card-component .h5-work-title{font-size:18px;font-weight:600;color:#1e293b;margin:0 0 12px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.h5-work-card-component .h5-work-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.h5-work-card-component .h5-tag{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;padding:4px 8px;border-radius:12px;font-size:12px;font-weight:500}.h5-work-card-component .h5-work-description{flex:1;margin-bottom:16px}.h5-work-card-component .h5-work-description p{font-size:14px;color:#64748b;line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.h5-work-card-component .h5-work-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto}.h5-work-card-component .h5-author-info{display:flex;align-items:center;gap:8px}.h5-work-card-component .h5-author-avatar{width:32px;height:32px;border-radius:50%;overflow:hidden;background:#f1f5f9}.h5-work-card-component .h5-author-avatar img{width:100%;height:100%;object-fit:cover}.h5-work-card-component .h5-author-name{font-size:14px;color:#475569;font-weight:500}.h5-work-card-component .h5-like-section{display:flex;align-items:center;gap:16px}.h5-work-card-component .h5-like-button{display:flex;align-items:center;gap:4px;background:none;border:none;cursor:pointer;padding:6px 8px;border-radius:20px;transition:all .3s ease;color:#64748b}.h5-work-card-component .h5-like-button:hover{background:#ff47571a;color:#ff4757}.h5-work-card-component .h5-like-count{font-size:14px;font-weight:500}.h5-work-card-component .h5-views-info{display:flex;align-items:center;gap:4px;color:#64748b}.h5-work-card-component .h5-views-count{font-size:14px}@media (max-width: 768px){.h5-work-card-component .h5-work-thumbnail{height:160px}.h5-work-card-component .h5-work-info{padding:16px}.h5-work-card-component .h5-work-title{font-size:16px}.h5-work-card-component .h5-work-description p{font-size:13px;-webkit-line-clamp:2}.h5-work-card-component .h5-work-footer{flex-direction:column;align-items:flex-start;gap:12px}.h5-work-card-component .h5-like-section{align-self:flex-end}}@media (max-width: 480px){.h5-work-card-component .h5-work-thumbnail{height:140px}.h5-work-card-component .h5-work-info{padding:12px}.h5-work-card-component .h5-work-title{font-size:15px}.h5-work-card-component .h5-tag{font-size:11px;padding:3px 6px}}.h5-exhibition-page{min-height:100vh;background:linear-gradient(180deg,rgba(102,126,234,.15) 0%,rgba(118,75,162,.12) 25%,rgba(139,92,246,.08) 50%,rgba(139,92,246,.04) 70%,rgba(139,92,246,.02) 85%,transparent 100%);position:relative}.h5-exhibition-page:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(120,119,198,.08) 0%,transparent 60%),radial-gradient(circle at 80% 20%,rgba(255,119,198,.06) 0%,transparent 60%),radial-gradient(circle at 40% 40%,rgba(120,219,255,.05) 0%,transparent 60%);pointer-events:none}.h5-exhibition-page .main-content{flex:1;display:flex;flex-direction:column;position:relative;z-index:1}.h5-exhibition-page .content-area{max-width:1400px;margin:0 auto;padding:0 24px}.h5-works-section{margin-top:40px;padding-bottom:80px}.h5-exhibition-page .section-header{text-align:center;margin-bottom:40px}.h5-exhibition-page .section-title{font-size:48px;font-weight:800;background:linear-gradient(135deg,#1e293b,#334155,#475569);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0 0 16px;text-shadow:0 2px 8px rgba(0,0,0,.15)}.h5-exhibition-page .section-subtitle{font-size:20px;color:#64748b;margin:0;font-weight:500;text-shadow:0 1px 3px rgba(0,0,0,.1)}.h5-exhibition-page .filter-section{display:flex;justify-content:left;margin-bottom:40px}.h5-works-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:32px;margin-top:32px}.h5-exhibition-page .loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;color:#475569}.h5-exhibition-page .loading-spinner{width:48px;height:48px;border:4px solid rgba(71,85,105,.2);border-top:4px solid #6366f1;border-radius:50%;animation:h5-spin 1s linear infinite;margin-bottom:16px}@keyframes h5-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.h5-exhibition-page .loading-container p{font-size:18px;margin:0;opacity:.8;color:#64748b}.h5-exhibition-page .empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;color:#64748b;text-align:center}.h5-exhibition-page .empty-icon{width:80px;height:80px;margin-bottom:24px;opacity:.7;color:#94a3b8}.h5-exhibition-page .empty-state h3{font-size:24px;font-weight:600;margin:0 0 12px;color:#475569}.h5-exhibition-page .empty-state p{font-size:16px;margin:0;opacity:.8;color:#64748b}@media (max-width: 1200px){.h5-exhibition-page .content-area{padding:0 20px}.h5-works-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}.h5-exhibition-page .section-title{font-size:42px}}@media (max-width: 768px){.h5-exhibition-page .content-area{padding:0 16px}.h5-exhibition-page .main-content{padding-top:70px}.h5-exhibition-page .section-title{font-size:36px}.h5-exhibition-page .section-subtitle{font-size:18px}.h5-works-section{margin-top:24px;padding-bottom:60px}.h5-exhibition-page .section-header,.h5-exhibition-page .filter-section{margin-bottom:32px}.h5-works-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}}@media (max-width: 480px){.h5-exhibition-page .content-area{padding:0 12px}.h5-exhibition-page .main-content{padding-top:60px}.h5-exhibition-page .section-title{font-size:28px;line-height:1.2}.h5-exhibition-page .section-subtitle{font-size:16px;line-height:1.4}.h5-works-section{margin-top:20px;padding-bottom:40px}.h5-exhibition-page .section-header,.h5-exhibition-page .filter-section{margin-bottom:24px}.h5-works-grid{grid-template-columns:1fr;gap:16px;margin-top:24px}.h5-exhibition-page .loading-container{min-height:300px}.h5-exhibition-page .loading-container p{font-size:16px}.h5-exhibition-page .empty-state{min-height:300px}.h5-exhibition-page .empty-icon{width:60px;height:60px;margin-bottom:20px}.h5-exhibition-page .empty-state h3{font-size:20px}.h5-exhibition-page .empty-state p{font-size:14px}}@media (max-width: 375px){.h5-exhibition-page .content-area{padding:0 8px}.h5-exhibition-page .section-title{font-size:24px}.h5-exhibition-page .section-subtitle{font-size:14px}.h5-works-grid{gap:12px}}@media (max-height: 500px) and (orientation: landscape){.h5-exhibition-page .main-content{padding-top:50px}.h5-exhibition-page .section-title{font-size:32px}.h5-works-section{margin-top:16px;padding-bottom:30px}.h5-exhibition-page .section-header{margin-bottom:20px}}@media (prefers-reduced-motion: no-preference){.h5-works-grid>*{animation:fadeInUp .6s ease-out forwards;opacity:0;transform:translateY(30px)}.h5-works-grid>*:nth-child(1){animation-delay:.1s}.h5-works-grid>*:nth-child(2){animation-delay:.2s}.h5-works-grid>*:nth-child(3){animation-delay:.3s}.h5-works-grid>*:nth-child(4){animation-delay:.4s}.h5-works-grid>*:nth-child(5){animation-delay:.5s}.h5-works-grid>*:nth-child(6){animation-delay:.6s}.h5-works-grid>*:nth-child(n+7){animation-delay:.7s}}@keyframes fadeInUp{to{opacity:1;transform:translateY(0)}}.h5-viewer-page{display:flex;height:100vh;background:#f8fafc;overflow:hidden;max-width:1600px;margin:64px auto 0;position:relative}.h5-info-panel{position:absolute;top:0;left:0;bottom:0;min-width:200px;background:#fff;border-right:1px solid #e2e8f0;display:flex;flex-direction:column;box-shadow:2px 0 8px #0000001a;z-index:10}.h5-info-header{padding:16px;border-bottom:1px solid #e2e8f0;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;display:flex;align-items:center;gap:12px}.back-btn{background:#fff3;border:none;border-radius:6px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;flex-shrink:0;transition:all .3s ease}.h5-info-title{font-size:16px;font-weight:600;margin:0;line-height:1.4;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.h5-info-content{flex:1;padding:16px;overflow-y:auto;font-size:12px}.h5-author-section{display:flex;align-items:center;gap:8px;margin-bottom:16px;padding:12px;background:#f8fafc;border-radius:8px}.h5-author-avatar{width:32px;height:32px;border-radius:50%;overflow:hidden;background:#e2e8f0;flex-shrink:0}.h5-author-avatar img{width:100%;height:100%;object-fit:cover}.h5-author-details{flex:1;min-width:0}.h5-author-name{font-size:13px;font-weight:600;color:#1e293b;margin:0 0 2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.h5-author-school{font-size:11px;color:#64748b;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.h5-tags-section{margin-bottom:16px}.h5-tags-section h4{font-size:12px;font-weight:600;color:#1e293b;margin:0 0 8px}.h5-tags{display:flex;flex-wrap:wrap;gap:4px}.h5-tag{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;padding:2px 6px;border-radius:8px;font-size:10px;font-weight:500}.h5-stats-section{display:flex;gap:12px;margin-bottom:16px}.h5-stat-item{display:flex;align-items:center;gap:4px;color:#64748b;font-size:11px}.h5-description-section,.h5-creative-section,.h5-experience-section{margin-bottom:16px}.h5-description-section h4,.h5-creative-section h4,.h5-experience-section h4{font-size:12px;font-weight:600;color:#1e293b;margin:0 0 8px}.h5-description-text,.h5-creative-text,.h5-experience-text{font-size:11px;color:#475569;line-height:1.5;margin:0}.h5-action-section{margin-top:auto;padding-top:16px;border-top:1px solid #e2e8f0}.h5-like-button{width:100%;padding:8px 12px;background:#ff47571a;color:#ff4757;border:1px solid rgba(255,71,87,.2);border-radius:8px;font-size:11px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px;transition:all .3s ease}.h5-like-button:hover{background:#ff475733;border-color:#ff4757}.h5-resize-handle{position:absolute;top:0;bottom:0;width:4px;background:#e2e8f0;cursor:ew-resize;z-index:20;transition:background-color .2s ease;-webkit-user-select:none;user-select:none}.h5-resize-handle:hover,.h5-resize-handle.dragging{background:#6366f1}.h5-resize-handle .resize-line{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:2px;height:40px;background:#94a3b8;border-radius:1px}.h5-resize-handle:hover .resize-line,.h5-resize-handle.dragging .resize-line{background:#fff}.h5-content-area{position:absolute;top:0;right:0;left:0;overflow:hidden;background:#fff}.h5-content-area:before{content:"";position:absolute;inset:0;z-index:999;background:transparent;pointer-events:none}.h5-viewer-page.dragging .h5-content-area:before{pointer-events:auto}.h5-iframe-container{width:100%;height:100%;position:relative;overflow:hidden}.h5-iframe{width:100%;height:100%;border:none;display:block}.h5-viewer-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background:#f8fafc;color:#64748b}.loading-spinner{width:48px;height:48px;border:4px solid #e2e8f0;border-top:4px solid #6366f1;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:16px}.h5-viewer-loading p{font-size:16px;margin:0}.h5-viewer-error{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background:#f8fafc;color:#64748b;text-align:center;padding:20px}.error-icon{font-size:48px;margin-bottom:16px}.h5-viewer-error h3{font-size:24px;font-weight:600;color:#1e293b;margin:0 0 8px}.h5-viewer-error p{font-size:16px;margin:0 0 24px}.back-button{background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;border:none;border-radius:8px;padding:12px 24px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s ease}.back-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px #6366f14d}@media (max-width: 1200px){.h5-info-content{padding:12px}.h5-info-title{font-size:13px}}@media (max-width: 768px){.h5-viewer-page{position:relative}.h5-info-panel{position:relative;width:100%!important;min-width:unset;height:auto;max-height:40vh;border-right:none;border-bottom:1px solid #e2e8f0}.h5-resize-handle{display:none}.h5-info-header{padding:12px 16px}.back-btn{width:28px;height:28px;margin-bottom:8px}.h5-info-title{font-size:14px}.h5-content-area{position:relative!important;left:0!important;top:auto;right:auto;bottom:auto;min-height:60vh}.h5-author-section{padding:8px}.h5-author-avatar{width:28px;height:28px}}@media (max-width: 480px){.h5-info-panel{max-height:35vh}.h5-info-header{padding:10px 12px}.h5-info-content{padding:8px 12px}.h5-content-area{min-height:65vh}}.h5-info-content::-webkit-scrollbar{width:4px}.h5-info-content::-webkit-scrollbar-track{background:#f1f5f9}.h5-info-content::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:2px}.h5-info-content::-webkit-scrollbar-thumb:hover{background:#94a3b8}.h5-tabs{display:flex;background:#f8fafc;border-bottom:1px solid #e2e8f0}.h5-tab{flex:1;padding:12px 16px;background:none;border:none;cursor:pointer;font-size:14px;font-weight:500;color:#64748b;transition:all .3s ease;position:relative}.h5-tab:hover{background:#f1f5f9;color:#475569}.h5-tab.active{background:#fff;color:#6366f1;font-weight:600}.h5-tab.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:#6366f1}.h5-edit-section{height:100%;display:flex;flex-direction:column}.h5-edit-content{padding:20px;display:flex;flex-direction:column;gap:24px}.h5-edit-intro h4{margin:0 0 8px;font-size:18px;font-weight:600;color:#1e293b}.h5-edit-intro p{margin:0;color:#64748b;font-size:14px;line-height:1.5}.h5-edit-controls{display:flex;flex-direction:column;gap:20px}.h5-control-group{display:flex;flex-direction:column;gap:8px}.h5-control-group label{font-size:14px;font-weight:600;color:#374151;margin:0}.h5-control-buttons{display:flex;gap:12px;flex-wrap:wrap}.h5-edit-status{display:flex;flex-direction:column;gap:8px}.h5-status-active,.h5-status-unsaved{display:flex;align-items:center;gap:8px;padding:12px 16px;border-radius:8px;font-size:14px}.h5-status-active{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}.h5-status-unsaved{background:#fef3c7;color:#92400e;border:1px solid #fde68a}.h5-status-indicator{width:8px;height:8px;border-radius:50%;background:#22c55e;flex-shrink:0}.h5-status-indicator.warning{background:#f59e0b}.h5-edit-header{display:flex;justify-content:space-between;align-items:center;padding:16px 0 12px;border-bottom:1px solid #e2e8f0;margin-bottom:16px}.h5-edit-buttons{display:flex;gap:8px;align-items:center}.h5-edit-header h4{margin:0;font-size:16px;font-weight:600;color:#1e293b}.h5-play-button{display:flex;align-items:center;gap:6px;padding:8px 16px;background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:12px;font-weight:500;transition:all .3s ease}.h5-play-button:hover{background:linear-gradient(135deg,#059669,#047857);transform:translateY(-1px);box-shadow:0 4px 12px #10b9814d}.h5-text-edit-button{display:flex;align-items:center;gap:6px;padding:8px 16px;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 4px #f59e0b33}.h5-text-edit-button:hover{background:linear-gradient(135deg,#d97706,#b45309);transform:translateY(-1px);box-shadow:0 4px 12px #f59e0b4d}.h5-text-edit-button.active{background:linear-gradient(135deg,#dc2626,#b91c1c);box-shadow:0 2px 4px #dc262633}.h5-text-edit-button.active:hover{background:linear-gradient(135deg,#b91c1c,#991b1b);box-shadow:0 4px 12px #dc26264d}.h5-save-button{display:flex;align-items:center;gap:6px;padding:8px 16px;background:linear-gradient(135deg,#6b7280,#4b5563);color:#fff;border:none;border-radius:6px;font-size:12px;font-weight:500;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 4px #6b728033}.h5-save-button:disabled{opacity:.5;cursor:not-allowed}.h5-save-button.has-changes{background:linear-gradient(135deg,#3b82f6,#2563eb);box-shadow:0 2px 4px #3b82f633}.h5-save-button.has-changes:hover:not(:disabled){background:linear-gradient(135deg,#2563eb,#1d4ed8);transform:translateY(-1px);box-shadow:0 4px 12px #3b82f64d}.h5-save-button:hover:not(:disabled):not(.has-changes){background:linear-gradient(135deg,#4b5563,#374151);transform:translateY(-1px);box-shadow:0 4px 12px #6b72804d}.h5-editor-container{flex:1;border:1px solid #e2e8f0;border-radius:8px;overflow:hidden;background:#1e1e1e}.h5-right-panel{position:absolute;top:0;right:0;bottom:0;display:flex;flex-direction:column}.h5-resize-handle.vertical{position:absolute;right:0;height:12px;background:transparent;cursor:ns-resize;z-index:20;transition:background-color .2s ease;display:flex;align-items:center;justify-content:center}.h5-resize-handle.vertical:hover,.h5-resize-handle.vertical.dragging{background:#6366f1}.h5-resize-handle.vertical .resize-line{width:100%;height:2px;background:#94a3b8;border-radius:1px;transition:all .2s ease;opacity:.6}.h5-resize-handle.vertical:hover .resize-line,.h5-resize-handle.vertical.dragging .resize-line{background:#fff;opacity:1}.h5-resize-handle.horizontal{position:absolute;top:0;bottom:0;width:4px;background:#e2e8f0;cursor:ew-resize;z-index:20;transition:background-color .2s ease}.h5-resize-handle.horizontal:hover,.h5-resize-handle.horizontal.dragging{background:#6366f1}.h5-resize-handle.horizontal .resize-line{width:2px;height:100%;background:#94a3b8;position:absolute;top:0;left:50%;transform:translate(-50%);transition:background-color .2s ease}.h5-resize-handle.horizontal:hover .resize-line,.h5-resize-handle.horizontal.dragging .resize-line{background:#fff}.h5-console-area{position:absolute;left:0;right:0;bottom:0;background:#1e1e1e;border-top:1px solid #374151;display:flex;flex-direction:column}.h5-console-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#111827;border-bottom:1px solid #374151}.h5-console-header h4{margin:0;font-size:14px;font-weight:600;color:#f9fafb}.h5-console-clear{padding:4px 12px;background:#374151;color:#d1d5db;border:none;border-radius:4px;cursor:pointer;font-size:12px;transition:all .2s ease}.h5-console-clear:hover{background:#4b5563;color:#f9fafb}.h5-console-content{flex:1;padding:8px;overflow-y:auto;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:13px;line-height:1.4}.h5-console-empty{display:flex;align-items:center;justify-content:center;height:100%;color:#6b7280;font-style:italic}.h5-console-empty p{margin:0}.h5-console-message{display:flex;align-items:flex-start;gap:8px;padding:4px 0;border-bottom:1px solid rgba(55,65,81,.3)}.h5-console-message:last-child{border-bottom:none}.h5-console-timestamp{color:#6b7280;font-size:11px;white-space:nowrap;min-width:70px}.h5-console-type{font-weight:600;font-size:11px;padding:2px 6px;border-radius:3px;white-space:nowrap;min-width:45px;text-align:center}.h5-console-type.log{background:#065f46;color:#10b981}.h5-console-type.info{background:#1e3a8a;color:#3b82f6}.h5-console-type.warn{background:#92400e;color:#f59e0b}.h5-console-type.error{background:#991b1b;color:#ef4444}.h5-console-text{color:#f9fafb;flex:1;word-break:break-word}.h5-console-content::-webkit-scrollbar{width:6px}.h5-console-content::-webkit-scrollbar-track{background:#374151}.h5-console-content::-webkit-scrollbar-thumb{background:#6b7280;border-radius:3px}.h5-console-content::-webkit-scrollbar-thumb:hover{background:#9ca3af}.h5-ai-section{display:flex;flex-direction:column;height:100%;background:var(--surface, #ffffff);border-radius:8px;overflow:hidden}.h5-console-context{font-size:11px;color:#2563eb;background:#2563eb1a;padding:2px 6px;border-radius:3px;margin-left:8px;font-weight:500}.h5-console-link{background:#3b82f6;color:#fff;border:none;border-radius:4px;padding:4px 8px;font-size:12px;cursor:pointer;margin-left:8px;transition:background-color .2s;display:inline-flex;align-items:center;gap:4px}.h5-console-link:hover{background:#2563eb}.h5-console-actions{display:flex;align-items:center;gap:8px}.h5-console-fullscreen{background:#10b981;color:#fff;border:none;padding:6px 12px;border-radius:6px;cursor:pointer;font-size:12px;display:flex;align-items:center;gap:4px;transition:all .2s ease;font-weight:500}.h5-console-fullscreen:hover{background:#059669;transform:translateY(-1px)}.h5-fullscreen-overlay{position:fixed;inset:0;background:#000000f2;z-index:10000;display:flex;flex-direction:column}.h5-fullscreen-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:#000c;border-bottom:1px solid rgba(255,255,255,.1)}.h5-fullscreen-title{color:#fff;font-size:18px;font-weight:600}.h5-fullscreen-close{background:#ffffff1a;color:#fff;border:none;padding:8px;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.h5-fullscreen-close:hover{background:#fff3}.h5-fullscreen-content{flex:1;padding:24px;display:flex;align-items:center;justify-content:center}.h5-fullscreen-iframe{width:100%;height:100%;border:none;border-radius:8px;box-shadow:0 8px 32px #0000004d}.h5-save-modal-overlay{position:fixed;inset:0;background:#00000080;z-index:9999;display:flex;align-items:center;justify-content:center}.h5-save-modal{background:#fff;border-radius:12px;box-shadow:0 20px 60px #0000004d;max-width:480px;width:90%;animation:modalSlideIn .3s ease-out}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.h5-save-modal-content{padding:32px;text-align:center}.h5-save-modal-icon{margin-bottom:16px}.h5-save-modal h3{margin:0 0 8px;font-size:20px;font-weight:600;color:#1f2937}.h5-save-modal p{margin:0 0 24px;color:#6b7280;font-size:14px}.h5-save-modal-actions{display:flex;gap:12px;justify-content:center}.h5-save-modal-btn{padding:10px 20px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;border:none}.h5-save-modal-btn-secondary{background:#f3f4f6;color:#374151}.h5-save-modal-btn-secondary:hover{background:#e5e7eb}.h5-save-modal-btn-primary{background:#10b981;color:#fff}.h5-save-modal-btn-primary:hover{background:#059669;transform:translateY(-1px)}@media (max-width: 1024px){.h5-viewer-page{flex-direction:column;margin:56px auto 0}.h5-info-panel{position:relative;width:100%!important;height:auto;max-height:40vh;border-right:none;border-bottom:1px solid #e2e8f0}.h5-info-content{max-height:30vh;overflow-y:auto}.h5-resize-handle.horizontal{display:none}.h5-right-panel{position:relative!important;left:0!important;width:100%!important;height:60vh}.h5-content-area{height:70%!important}.h5-console-area{height:30%!important;top:70%!important}.h5-resize-handle.vertical{left:0!important;width:100%;top:70%!important}}@media (max-width: 768px){.h5-viewer-page{height:100vh;overflow:hidden;margin:56px auto 0}.h5-info-panel{max-height:35vh}.h5-info-header{padding:12px 16px}.h5-info-title{font-size:14px}.h5-info-content{padding:12px;font-size:11px;max-height:25vh}.h5-tabs{padding:0 12px}.h5-tab{font-size:12px;padding:8px 12px}.h5-author-section{padding:8px;margin-bottom:12px}.h5-author-avatar{width:28px;height:28px}.h5-author-name{font-size:12px}.h5-author-school{font-size:10px}.h5-tags{gap:4px}.h5-tag{font-size:10px;padding:2px 6px}.h5-stat-item{font-size:10px}.h5-stat-item svg{width:12px;height:12px}.h5-description-text,.h5-creative-text,.h5-experience-text{font-size:11px;line-height:1.4}.h5-edit-intro h4{font-size:12px}.h5-edit-intro p{font-size:10px}.h5-text-edit-button,.h5-play-button,.h5-save-button{font-size:11px;padding:6px 10px}.h5-text-edit-button svg,.h5-play-button svg,.h5-save-button svg{width:12px;height:12px}.h5-right-panel{height:65vh}.h5-console-header h4{font-size:12px}.h5-console-clear,.h5-console-fullscreen{font-size:10px;padding:4px 8px}.h5-console-clear svg,.h5-console-fullscreen svg{width:12px;height:12px}.h5-console-message{font-size:10px;padding:4px 8px}.h5-console-timestamp{font-size:9px}.h5-fullscreen-header{padding:12px 16px}.h5-fullscreen-title{font-size:16px}.h5-fullscreen-content{padding:16px}}@media (max-width: 480px){.h5-viewer-page{position:relative;margin:56px auto 0}.h5-info-panel{max-height:30vh}.h5-info-header{padding:10px 12px}.h5-info-title{font-size:13px}.h5-info-content{padding:10px;font-size:10px;max-height:20vh}.h5-tab{font-size:11px;padding:6px 10px}.h5-author-section{padding:6px;margin-bottom:10px}.h5-author-avatar{width:24px;height:24px}.h5-author-name{font-size:11px}.h5-author-school{font-size:9px}.h5-edit-intro h4{font-size:11px}.h5-edit-intro p{font-size:9px}.h5-text-edit-button,.h5-play-button,.h5-save-button{font-size:10px;padding:5px 8px}.h5-right-panel{height:70vh}.h5-console-header{padding:8px 12px}.h5-console-header h4{font-size:11px}.h5-console-clear,.h5-console-fullscreen,.h5-console-message{font-size:9px;padding:3px 6px}.h5-console-timestamp{font-size:8px}.h5-save-modal{width:95%;margin:0 10px}.h5-save-modal-content{padding:24px 16px}.h5-save-modal h3{font-size:18px}.h5-save-modal p{font-size:13px}.h5-save-modal-actions{flex-direction:column;gap:8px}.h5-save-modal-btn{width:100%;padding:12px}.h5-fullscreen-header{padding:10px 12px}.h5-fullscreen-title{font-size:14px}.h5-fullscreen-content{padding:12px}}@media (max-width: 375px){.h5-info-panel{max-height:25vh}.h5-info-content{max-height:15vh;font-size:9px}.h5-right-panel{height:75vh}.h5-console-message{font-size:8px}}@media (max-height: 500px) and (orientation: landscape){.h5-viewer-page{flex-direction:row}.h5-info-panel{width:300px!important;height:100vh;max-height:none;border-right:1px solid #e2e8f0;border-bottom:none}.h5-info-content{max-height:none}.h5-resize-handle.horizontal{display:block}.h5-right-panel{height:100vh;left:300px!important;width:calc(100vw - 300px)!important}.h5-content-area{height:70%!important}.h5-console-area{height:30%!important;top:70%!important}}.saved-h5-viewer-page{display:flex;flex-direction:column;height:100vh;background:#f8fafc;overflow:hidden}.saved-h5-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;box-shadow:0 2px 8px #0000001a;z-index:10}.saved-h5-header-left{display:flex;align-items:center;gap:16px}.saved-h5-header-right{display:flex;gap:12px}.back-btn{background:#fff3;border:none;border-radius:6px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;transition:all .3s ease}.back-btn:hover{background:#ffffff4d;transform:translate(-2px)}.saved-h5-info{display:flex;flex-direction:column;gap:4px}.saved-h5-title{margin:0;font-size:20px;font-weight:600;color:#fff}.saved-h5-meta{display:flex;gap:16px;font-size:14px;opacity:.9}.saved-h5-meta span{display:flex;align-items:center;gap:4px}.view-original-btn{padding:8px 16px;background:#fff3;color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s ease}.view-original-btn:hover{background:#ffffff4d;transform:translateY(-1px)}.saved-h5-content{flex:1;position:relative;overflow:hidden;background:#fff}.saved-h5-iframe-container{width:100%;height:100%;position:relative;overflow:hidden}.saved-h5-iframe{width:100%;height:100%;border:none;background:#fff}.saved-h5-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:20px}.loading-spinner{width:40px;height:40px;border:4px solid #e2e8f0;border-top:4px solid #6366f1;border-radius:50%;animation:spin 1s linear infinite}.saved-h5-loading p{color:#64748b;font-size:16px;margin:0}.saved-h5-error{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:20px;text-align:center}.error-icon{font-size:48px}.saved-h5-error h3{color:#dc2626;font-size:24px;margin:0}.saved-h5-error p{color:#64748b;font-size:16px;margin:0;max-width:400px}.back-button{padding:12px 24px;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:500;cursor:pointer;transition:all .3s ease}.back-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #6366f14d}@media (max-width: 768px){.saved-h5-header{padding:12px 16px;flex-direction:column;gap:12px;align-items:flex-start}.saved-h5-header-left{width:100%}.saved-h5-header-right{width:100%;justify-content:flex-end}.saved-h5-title{font-size:18px}.saved-h5-meta{flex-direction:column;gap:4px}}.award-ceremony-page{min-height:100vh;background:linear-gradient(135deg,#0a0a0a,#1a1a2e,#16213e);color:#fff;position:relative;overflow-x:hidden}.award-starfield{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1;animation:starfieldRotate 120s linear infinite}.award-star{position:absolute;width:2px;height:2px;background:#fff;border-radius:50%;animation:twinkle 3s infinite}.award-star:before{content:"";position:absolute;top:-1px;left:-1px;width:4px;height:4px;background:radial-gradient(circle,rgba(255,255,255,.8) 0%,transparent 70%);border-radius:50%}.award-meteor-container{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:2}.award-meteor{position:absolute;width:3px;height:3px;border-radius:50%;animation:meteorFall 2.5s linear forwards;opacity:0}.award-meteor:before{content:"";position:absolute;top:1px;left:1px;width:60px;height:1px;transform-origin:0 0;transform:rotate(-45deg)}.award-meteor-一等奖{background:radial-gradient(circle,gold,#ffd7004d);box-shadow:0 0 6px #ffd700cc}.award-meteor-一等奖:before{background:linear-gradient(90deg,rgba(255,215,0,.8),rgba(255,215,0,.3),transparent);box-shadow:0 0 4px #ffd70080}.award-meteor-二等奖{background:radial-gradient(circle,silver,#c0c0c04d);box-shadow:0 0 6px #c0c0c0cc}.award-meteor-二等奖:before{background:linear-gradient(90deg,rgba(192,192,192,.8),rgba(192,192,192,.3),transparent);box-shadow:0 0 4px #c0c0c080}.award-meteor-三等奖{background:radial-gradient(circle,#cd7f32,#cd7f324d);box-shadow:0 0 6px #cd7f32cc}.award-meteor-三等奖:before{background:linear-gradient(90deg,rgba(205,127,50,.8),rgba(205,127,50,.3),transparent);box-shadow:0 0 4px #cd7f3280}.award-meteor-人气奖{background:radial-gradient(circle,#ff6b6b,#ff6b6b4d);box-shadow:0 0 6px #ff6b6bcc}.award-meteor-人气奖:before{background:linear-gradient(90deg,rgba(255,107,107,.8),rgba(255,107,107,.3),transparent);box-shadow:0 0 4px #ff6b6b80}.award-meteor-优秀奖{background:radial-gradient(circle,#4a90e2,#4a90e24d);box-shadow:0 0 6px #4a90e2cc}.award-meteor-优秀奖:before{background:linear-gradient(90deg,rgba(74,144,226,.8),rgba(74,144,226,.3),transparent);box-shadow:0 0 4px #4a90e280}@keyframes meteorFall{0%{opacity:0;transform:translate(0) translateY(0)}10%{opacity:1}90%{opacity:1}to{opacity:0;transform:translate(-100vw) translateY(100vw)}}.award-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:80vh;z-index:2;position:relative}.award-loading-spinner{width:60px;height:60px;border:4px solid rgba(255,215,0,.3);border-top:4px solid #FFD700;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}.award-main-content{position:relative;z-index:2;padding-top:80px}.award-hero{text-align:center;padding:60px 20px 80px;background:radial-gradient(ellipse at center,rgba(255,215,0,.1) 0%,transparent 70%);position:relative}.award-hero:before{content:"";position:absolute;top:0;left:50%;transform:translate(-50%);width:200px;height:200px;background:radial-gradient(circle,rgba(255,215,0,.2) 0%,transparent 70%);border-radius:50%;animation:pulse 3s ease-in-out infinite}@keyframes pulse{0%,to{transform:translate(-50%) scale(1);opacity:.5}50%{transform:translate(-50%) scale(1.2);opacity:.8}}.award-hero-content{position:relative;z-index:3}.award-hero-title{font-size:3.5rem;font-weight:900;margin-bottom:30px;background:linear-gradient(135deg,gold,orange,#ff6b35);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 0 30px rgba(255,215,0,.5);display:flex;flex-direction:column;align-items:center;gap:10px}.award-hero-icon{font-size:4rem;filter:drop-shadow(0 0 20px rgba(255,215,0,.8));animation:bounce 2s ease-in-out infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.award-hero-subtitle{font-size:2.5rem;background:linear-gradient(135deg,#fff,#e0e0e0);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.award-hero-stats{display:flex;justify-content:center;gap:60px;margin-top:40px}.award-stat{display:flex;flex-direction:column;align-items:center;padding:20px;background:#ffffff1a;border-radius:15px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,215,0,.3);box-shadow:0 8px 32px #0000004d}.award-stat-number{font-size:2.5rem;font-weight:900;color:gold;text-shadow:0 0 10px rgba(255,215,0,.5)}.award-stat-label{font-size:1rem;color:#ccc;margin-top:5px}.award-sections{padding:0 20px 60px;max-width:1400px;margin:0 auto}.award-section{margin-bottom:80px;animation:fadeInUp .8s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.award-section-header{text-align:center;margin-bottom:50px;position:relative}.award-section-title{display:flex;align-items:center;justify-content:center;gap:15px;font-size:2.5rem;font-weight:800;margin-bottom:20px}.award-section-icon{font-size:3rem;filter:drop-shadow(0 0 15px rgba(255,215,0,.6));animation:iconFloat 4s ease-in-out infinite;transition:all .3s ease}.award-section-icon:hover{transform:scale(1.2) rotate(10deg);filter:drop-shadow(0 0 25px rgba(255,215,0,.8))}@keyframes iconFloat{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-10px) rotate(5deg)}}.award-section-count{font-size:1.2rem;color:#ccc;font-weight:400}.award-section-decoration{width:200px;height:3px;background:linear-gradient(90deg,transparent 0%,#FFD700 50%,transparent 100%);margin:0 auto;border-radius:2px;box-shadow:0 0 10px #ffd70080}.award-cards-grid{display:grid;gap:30px;justify-items:center}.award-grid-一等奖{grid-template-columns:repeat(3,1fr);max-width:1400px;margin:0 auto;gap:40px}.award-grid-二等奖{grid-template-columns:repeat(auto-fit,minmax(350px,1fr));max-width:1400px;margin:0 auto}.award-grid-三等奖{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.award-grid-人气奖{grid-template-columns:repeat(3,1fr);max-width:1400px;margin:0 auto;gap:40px}.award-grid-优秀奖{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.award-card{cursor:pointer;transition:all .4s cubic-bezier(.175,.885,.32,1.275);animation:slideInUp .6s ease-out both;position:relative}@keyframes slideInUp{0%{opacity:0;transform:translateY(50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.award-card:hover{transform:translateY(-15px) scale(1.08);filter:brightness(1.1)}.award-card-inner{position:relative;background:#ffffff1a;border-radius:0;overflow:hidden;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border:2px solid transparent;box-shadow:0 15px 35px #0000004d;transition:all .4s ease}.award-card-一等奖 .award-card-inner{border-image:linear-gradient(135deg,gold,orange) 1;box-shadow:0 20px 40px #ffd7004d,0 0 30px #ffd70033}.award-card-一等奖:hover .award-card-inner{box-shadow:0 25px 50px #ffd70066,0 0 40px #ffd7004d}.award-card-二等奖 .award-card-inner{border-image:linear-gradient(135deg,silver,#a0a0a0) 1;box-shadow:0 20px 40px #c0c0c04d,0 0 30px #c0c0c033}.award-card-二等奖:hover .award-card-inner{box-shadow:0 25px 50px #c0c0c066,0 0 40px #c0c0c04d}.award-card-三等奖 .award-card-inner{border-image:linear-gradient(135deg,#cd7f32,#b8860b) 1;box-shadow:0 15px 30px #cd7f324d,0 0 25px #cd7f3233}.award-card-三等奖:hover .award-card-inner{box-shadow:0 20px 40px #cd7f3266,0 0 35px #cd7f324d}.award-card-人气奖 .award-card-inner{border-image:linear-gradient(135deg,#ff6b6b,#ff5252) 1;box-shadow:0 20px 40px #ff6b6b4d,0 0 30px #ff6b6b33}.award-card-人气奖:hover .award-card-inner{box-shadow:0 25px 50px #ff6b6b66,0 0 40px #ff6b6b4d}.award-card-优秀奖 .award-card-inner{border-image:linear-gradient(135deg,#4a90e2,#357abd) 1;box-shadow:0 15px 30px #4a90e24d,0 0 25px #4a90e233}.award-card-优秀奖:hover .award-card-inner{box-shadow:0 20px 40px #4a90e266,0 0 35px #4a90e24d}.award-card-rank-badge{position:absolute;top:15px;right:15px;background:#000c;padding:8px 12px;border-radius:20px;display:flex;align-items:center;gap:5px;z-index:3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.award-card-rank-icon{font-size:1.2rem;animation:badgeFlip 2s ease-in-out infinite}@keyframes badgeFlip{0%,80%{transform:rotateY(0)}90%{transform:rotateY(180deg)}to{transform:rotateY(360deg)}}.award-card-rank-text{font-size:.9rem;font-weight:600;color:#fff}.award-card-thumbnail{position:relative;width:100%;height:200px;overflow:hidden}.award-grid-一等奖 .award-card-thumbnail{height:250px}.award-card-thumbnail img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}.award-card:hover .award-card-thumbnail img{transform:scale(1.1)}.award-card-overlay{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,#000c);padding:20px 15px 15px;transform:translateY(100%);transition:transform .3s ease}.award-card:hover .award-card-overlay{transform:translateY(0)}.award-card-stats{display:flex;gap:15px}.award-card-stat{display:flex;align-items:center;gap:5px;color:#fff;font-size:.9rem}.award-card-stat-icon{font-size:1rem}.award-card-content{padding:20px}.award-card-title{font-size:1.1rem;font-weight:700;margin-bottom:12px;color:#fff;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.award-grid-一等奖 .award-card-title{font-size:1.3rem}.award-card-author{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}.award-card-author-info{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:space-between}.award-card-author-name{font-size:1.1rem;font-weight:600;color:gold}.award-card-school{font-size:.9rem;color:#ccc}.award-card-subject{display:inline-block;background:#ffd70033;color:gold;padding:2px 8px;border-radius:12px;font-size:.75rem;font-weight:500;border:1px solid rgba(255,215,0,.3)}.award-card-votes{display:flex;align-items:center;gap:4px;background:linear-gradient(135deg,#ff6b6b,#ff5252);color:#fff;padding:4px 8px;border-radius:12px;font-size:.85rem;font-weight:600;box-shadow:0 2px 8px #ff6b6b4d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);margin-left:auto}.award-card-votes-icon{font-size:.9rem;animation:flameFlicker 2s ease-in-out infinite alternate}.award-card-votes-count{font-weight:700;text-shadow:0 1px 2px rgba(0,0,0,.3)}.award-card-glow{position:absolute;inset:-2px;background:linear-gradient(45deg,transparent,rgba(255,255,255,.1),transparent);border-radius:22px;opacity:0;transition:opacity .3s ease;pointer-events:none}.award-card:hover .award-card-glow{opacity:1;animation:shimmer 2s ease-in-out infinite}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.award-modal-overlay{position:fixed;inset:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);animation:fadeIn .3s ease}.award-modal{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:20px;max-width:600px;width:90%;max-height:80vh;overflow-y:auto;border:2px solid rgba(255,215,0,.3);box-shadow:0 25px 50px #00000080;animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}.award-modal-header{display:flex;justify-content:space-between;align-items:center;padding:25px 30px;border-bottom:1px solid rgba(255,255,255,.1)}.award-modal-header h2{color:#fff;font-size:1.5rem;font-weight:700;margin:0}.award-modal-close{background:none;border:none;color:#fff;font-size:2rem;cursor:pointer;padding:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background-color .2s ease}.award-modal-close:hover{background-color:#ffffff1a}.award-modal-content{padding:30px}.award-modal-info{margin-bottom:25px}.award-modal-rank{display:flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:600;color:gold;margin-bottom:15px}.award-modal-rank-icon{font-size:1.5rem}.award-modal-author,.award-modal-school,.award-modal-subject{margin-bottom:10px;color:#ccc;line-height:1.5}.award-modal-description{margin-bottom:25px}.award-modal-description h4{color:gold;font-size:1.1rem;margin-bottom:10px;margin-top:20px}.award-modal-description h4:first-child{margin-top:0}.award-modal-description p{color:#e0e0e0;line-height:1.6;margin-bottom:15px}.award-modal-stats{display:flex;gap:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}.award-modal-stat{display:flex;align-items:center;gap:8px;color:#ccc;font-size:.9rem}.award-modal-stat-icon{font-size:1.1rem}@media (max-width: 1200px){.award-grid-一等奖,.award-grid-人气奖{grid-template-columns:repeat(2,1fr);gap:30px}}@media (max-width: 768px){.award-hero-title{font-size:2.5rem}.award-hero-subtitle{font-size:1.8rem}.award-hero-stats{gap:30px}.award-section-title{font-size:2rem}.award-cards-grid,.award-grid-一等奖,.award-grid-人气奖{grid-template-columns:1fr;gap:20px}.award-grid-二等奖,.award-grid-三等奖,.award-grid-优秀奖{grid-template-columns:1fr}.award-modal{width:95%;margin:20px}.award-modal-header,.award-modal-content{padding:20px}}@media (max-width: 480px){.award-main-content{padding-top:60px}.award-hero{padding:40px 15px 60px}.award-hero-title{font-size:2rem}.award-hero-subtitle{font-size:1.5rem}.award-sections{padding:0 15px 40px}.award-section{margin-bottom:60px}}.course-detail-page{min-height:100vh;padding-top:64px}.course-detail-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;color:#fff}.course-detail-loading .loading-spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.3);border-top:4px solid white;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}.course-detail-error{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;color:#fff;text-align:center}.course-detail-error .error-icon{font-size:4rem;margin-bottom:20px}.course-detail-error h3{font-size:1.8rem;margin-bottom:10px}.course-detail-error p{font-size:1.1rem;margin-bottom:30px;opacity:.9}.back-button{padding:12px 24px;background:#fff3;border:2px solid rgba(255,255,255,.3);border-radius:8px;color:#fff;font-size:1rem;cursor:pointer;transition:all .3s ease}.back-button:hover{background:#ffffff4d;border-color:#ffffff80;transform:translateY(-2px)}.course-detail-container{display:flex;max-width:1920px;margin:0 auto;min-height:calc(100vh - 64px);gap:0}.course-detail-sidebar{width:400px;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:30px;overflow-y:auto;box-shadow:2px 0 20px #0000001a}.course-detail-header{display:flex;align-items:flex-start;gap:15px;margin-bottom:30px}.back-btn{background:#667eea1a;border:none;border-radius:8px;padding:10px;cursor:pointer;color:#667eea;transition:all .3s ease;flex-shrink:0;margin-top:5px}.back-btn:hover{background:#667eea33;transform:translate(-2px)}.course-detail-title{font-size:1.5rem;font-weight:700;color:#2d3748;line-height:1.4;margin:0}.course-detail-thumbnail{width:100%;height:200px;border-radius:12px;overflow:hidden;margin-bottom:20px;box-shadow:0 8px 25px #00000026}.course-detail-thumbnail img{width:100%;height:100%;object-fit:cover}.course-detail-award{margin-bottom:25px}.award-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:linear-gradient(135deg,gold,orange);border-radius:20px;color:#1a1a1a;font-weight:600;font-size:.9rem;box-shadow:0 4px 12px #ffd7004d}.award-icon{font-size:1.2rem}.course-detail-author{display:flex;align-items:center;gap:15px;padding:20px;background:#667eea0d;border-radius:12px;margin-bottom:25px}.author-avatar{width:60px;height:60px;border-radius:50%;overflow:hidden;background:#f7fafc;flex-shrink:0}.author-avatar img{width:100%;height:100%;object-fit:cover}.author-info{flex:1}.author-name{font-size:1.2rem;font-weight:600;color:#2d3748;margin:0 0 5px}.author-school{font-size:.9rem;color:#4a5568;margin:0 0 3px}.author-subject{font-size:.85rem;color:#667eea;font-weight:500;margin:0}.course-detail-stats{display:flex;gap:20px;margin-bottom:25px}.stat-item{display:flex;align-items:center;gap:6px;color:#4a5568;font-size:.9rem}.stat-item svg{color:#667eea}.course-detail-section{margin-bottom:25px}.course-detail-section h4{font-size:1.1rem;font-weight:600;color:#2d3748;margin:0 0 10px}.course-detail-section p{font-size:.95rem;line-height:1.6;color:#4a5568;margin:0}.course-detail-preview{flex:1;display:flex;flex-direction:column;background:#fffffffa;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.preview-header{display:flex;justify-content:space-between;align-items:center;padding:20px 30px;border-bottom:1px solid rgba(0,0,0,.1);background:#ffffffe6}.preview-header h3{font-size:1.3rem;font-weight:600;color:#2d3748;margin:0}.sharee-btn{display:flex;align-items:center;gap:8px;padding:10px 16px;background:#667eea;color:#fff;border:none;border-radius:8px;font-size:.9rem;cursor:pointer;transition:all .3s ease}.fullscreen-btn{display:flex;align-items:center;gap:8px;padding:10px 16px;color:#4f4f4f;border:none;border-radius:8px;font-size:.9rem;cursor:pointer;transition:all .3s ease}.fullscreen-btn:hover{color:#fff;background:#5a67d8;transform:translateY(-1px);box-shadow:0 4px 12px #667eea4d}.preview-content{flex:1;padding:0;position:relative}.course-preview-iframe{width:100%;height:100%;border:none;background:#fff}.preview-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#a0aec0}.preview-placeholder .placeholder-icon{font-size:4rem;margin-bottom:20px}.preview-placeholder p{font-size:1.1rem}.course-fullscreen-overlay{position:fixed;inset:0;background:#000000f2;z-index:9999;display:flex;flex-direction:column}.course-fullscreen-header{display:flex;justify-content:space-between;align-items:center;padding:20px 30px;background:#000c;color:#fff}.course-fullscreen-title{font-size:1.2rem;font-weight:600}.course-fullscreen-close{background:none;border:none;color:#fff;cursor:pointer;padding:8px;border-radius:4px;transition:background-color .3s ease}.course-fullscreen-close:hover{background:#ffffff1a}.course-fullscreen-content{flex:1;position:relative}.course-fullscreen-iframe{width:100%;height:100%;border:none}.fullscreen-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#ffffffb3}.fullscreen-placeholder .placeholder-icon{font-size:6rem;margin-bottom:30px}.fullscreen-placeholder p{font-size:1.5rem}@media (max-width: 1200px){.course-detail-sidebar{width:350px;padding:25px}.course-detail-title{font-size:1.3rem}}@media (max-width: 768px){.course-detail-container{flex-direction:column}.course-detail-sidebar{width:100%;max-height:50vh;overflow-y:auto}.course-detail-preview{min-height:50vh}.preview-header,.course-fullscreen-header{padding:15px 20px}.course-fullscreen-title{font-size:1rem}}@media (max-width: 480px){.course-detail-sidebar{padding:20px}.course-detail-header{gap:10px}.course-detail-title{font-size:1.2rem}.course-detail-author{padding:15px;gap:12px}.author-avatar{width:50px;height:50px}.fullscreen-btn{padding:8px 12px;font-size:.8rem}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.course-detail-actions{margin:20px 0}.share-btn{display:flex;align-items:center;gap:8px;width:100%;padding:12px 16px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #667eea4d}.share-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66;background:linear-gradient(135deg,#5a6fd8,#6a4190)}.share-btn:active{transform:translateY(0)}.share-modal-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .3s ease-out}.share-modal-content{background:#fffffff2;border-radius:20px;max-width:500px;width:100%;max-height:95vh;overflow-y:auto;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);box-shadow:0 20px 40px #0000004d;animation:slideUp .4s cubic-bezier(.175,.885,.32,1.275)}.share-modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:25px;padding-bottom:15px;border-bottom:2px solid rgba(102,126,234,.1)}.share-modal-header h3{font-size:1.5rem;font-weight:700;color:#2d3748;margin:0}.share-modal-close{background:none;border:none;color:#718096;cursor:pointer;padding:8px;border-radius:8px;transition:all .2s ease}.share-modal-close:hover{background:#7180961a;color:#2d3748}.share-card-container{display:flex;justify-content:center}.share-card{position:relative;width:400px;min-height:650px;overflow:hidden;background:linear-gradient(135deg,#0f0f23,#1a1a2e,#16213e);box-shadow:0 20px 40px #00000080,0 0 60px #667eea4d,inset 0 1px #ffffff1a;transform:scale(.85);transition:transform .3s ease;border:1px solid rgba(255,255,255,.1);padding-bottom:30px;box-sizing:border-box}.share-card:hover{transform:scale(.87);box-shadow:0 25px 50px #0009,0 0 80px #667eea66,inset 0 1px #fff3}.share-card-starfield{position:absolute;inset:0;z-index:1;animation:starfieldRotate 20s linear infinite;pointer-events:none}.share-card.capturing,.share-card.capturing *{animation-play-state:paused!important}.share-card.capturing{overflow:hidden!important;transform:scale(1)!important;border:none!important;box-shadow:none!important;margin:0!important;position:relative!important;background-clip:padding-box!important}.share-card.capturing *:before,.share-card.capturing *:after{display:none!important}.share-card.capturing .qr-code-container{background:#fff!important}.share-card.capturing .share-card-bg-gradient{background:none!important}.share-card.capturing .award-一等奖 .main-award-text{background:none!important;-webkit-text-fill-color:#FFD700!important;color:gold!important;text-shadow:2px 2px 4px rgba(0,0,0,.5),0 0 20px rgba(255,215,0,.5)}.share-card.capturing .award-二等奖 .main-award-text{background:none!important;-webkit-text-fill-color:#C0C0C0!important;color:silver!important;text-shadow:2px 2px 4px rgba(0,0,0,.5),0 0 20px rgba(192,192,192,.5)}.share-card.capturing .award-三等奖 .main-award-text{background:none!important;-webkit-text-fill-color:#CD7F32!important;color:#cd7f32!important;text-shadow:2px 2px 4px rgba(0,0,0,.5),0 0 20px rgba(205,127,50,.5)}.share-card.capturing .award-人气奖 .main-award-text{background:none!important;-webkit-text-fill-color:#FF6B6B!important;color:#ff6b6b!important;text-shadow:2px 2px 4px rgba(0,0,0,.5),0 0 20px rgba(255,107,107,.5)}.share-card.capturing .award-优秀奖 .main-award-text{background:none!important;-webkit-text-fill-color:#4A90E2!important;color:#4a90e2!important;text-shadow:2px 2px 4px rgba(0,0,0,.5),0 0 20px rgba(74,144,226,.5)}.share-card-star{position:absolute;width:2px;height:2px;background:#fff;border-radius:50%;animation:twinkle 3s ease-in-out infinite;box-shadow:0 0 6px #fffc}.share-card-bg-gradient{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(102,126,234,.1) 0%,rgba(118,75,162,.05) 50%,transparent 100%);z-index:2;pointer-events:none}.share-card-branding-top{position:relative;padding-top:20px;padding-left:30px;padding-right:30px;z-index:10;text-align:center}.share-card-branding-top .share-card-logo{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:5px}.share-card-branding-top .share-card-logo img{width:24px;height:24px;border-radius:50%;box-shadow:0 2px 8px #0000004d}.share-card-branding-top .share-card-logo span{font-size:1rem;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.5),0 0 10px rgba(255,255,255,.3)}.share-card-branding-top .share-card-tagline{font-size:.8rem;color:#ffffffe6;font-weight:600;text-shadow:0 1px 2px rgba(0,0,0,.3)}.share-card-main-award{position:relative;margin-top:20px;z-index:10;display:flex;flex-direction:column;align-items:center}.main-award-display{display:flex;flex-direction:column;align-items:center;text-align:center}.main-award-icon{font-size:4rem;margin-bottom:-8px;animation:bounce 2s ease-in-out infinite;filter:drop-shadow(0 4px 8px rgba(0,0,0,.3))}.main-award-text{font-size:2rem;font-weight:900;letter-spacing:2px;margin-bottom:8px;animation:textGlow 3s ease-in-out infinite}.award-一等奖 .main-award-text{background:linear-gradient(45deg,gold,orange,gold);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:goldShine 3s ease-in-out infinite,textGlow 3s ease-in-out infinite}.award-二等奖 .main-award-text{background:linear-gradient(45deg,silver,#e5e5e5,silver);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:silverShine 3s ease-in-out infinite,textGlow 3s ease-in-out infinite}.award-三等奖 .main-award-text{background:linear-gradient(45deg,#cd7f32,#d2691e,#cd7f32);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:bronzeShine 3s ease-in-out infinite,textGlow 3s ease-in-out infinite}.award-人气奖 .main-award-text{background:linear-gradient(45deg,#ff6b6b,#ff5252,#ff6b6b);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:redShine 3s ease-in-out infinite,textGlow 3s ease-in-out infinite}.award-优秀奖 .main-award-text{background:linear-gradient(45deg,#4a90e2,#357abd,#4a90e2);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:blueShine 3s ease-in-out infinite,textGlow 3s ease-in-out infinite}.popularity-award-inline-share{display:flex;align-items:center;gap:4px;margin-top:8px;padding:4px 12px;background:linear-gradient(135deg,#ff6b6b,#ff5252);border-radius:15px;color:#fff;font-size:.9rem;font-weight:700;box-shadow:0 4px 15px #ff6b6b66}.popularity-extra-icon{font-size:1rem;animation:flameFlicker 2s ease-in-out infinite alternate}.popularity-extra-text{text-shadow:0 1px 2px rgba(0,0,0,.3)}.popularity-award-extra{display:flex;align-items:center;gap:6px;background:linear-gradient(135deg,#ff6b6b,#ff5252);padding:8px 15px;border-radius:20px;box-shadow:0 4px 15px #ff6b6b66,0 0 20px #ff6b6b4d;border:2px solid rgba(255,255,255,.3);position:relative;overflow:hidden}.popularity-extra-icon{font-size:1.2rem;animation:flameFlicker 2s ease-in-out infinite alternate}.popularity-extra-text{font-size:.9rem;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3)}.share-card-thumbnail{position:relative;width:300px;height:200px;margin:30px auto 25px;z-index:10}.thumbnail-frame{position:relative;width:100%;height:100%;border-radius:0;overflow:hidden;border:none;box-shadow:0 20px 40px #0006,0 0 30px #667eea4d}.thumbnail-frame:before,.thumbnail-frame:after{display:none!important}.thumbnail-frame img{width:100%;height:100%;object-fit:cover}.share-card-content{position:relative;z-index:10;padding:0 30px;text-align:center}.share-card-title{font-size:1.6rem;font-weight:800;color:#fff;margin-bottom:20px;text-shadow:0 2px 4px rgba(0,0,0,.5),0 0 20px rgba(255,255,255,.3);line-height:1.3;letter-spacing:.5px}.share-card-author{display:flex;align-items:center;justify-content:center;gap:15px;margin-bottom:20px}.share-card-author-avatar{position:relative;width:50px;height:50px;border-radius:50%;overflow:hidden;border:3px solid rgba(255,255,255,.8);box-shadow:0 6px 15px #0000004d,0 0 20px #667eea4d}.share-card-author-avatar img{width:100%;height:100%;object-fit:cover}.avatar-glow{position:absolute;inset:-3px;border-radius:50%;background:linear-gradient(45deg,#667eea,#764ba2);z-index:-1;animation:pulse 2s ease-in-out infinite}.share-card-author-info{text-align:left}.share-card-author-name{font-size:1.2rem;font-weight:700;color:#fff;margin:0 0 6px;text-shadow:0 1px 2px rgba(0,0,0,.5),0 0 10px rgba(255,255,255,.2)}.share-card-author-details{margin:0;display:flex;gap:8px;flex-wrap:wrap}.share-card-author-simple{display:flex;flex-direction:column;align-items:center;gap:5px;margin-bottom:20px}.share-card-author-simple .share-card-author-name{font-size:1.2rem;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.5),0 0 10px rgba(255,255,255,.2)}.share-card-author-simple .share-card-school{font-size:1rem;color:#fffc;font-weight:500;text-shadow:0 1px 2px rgba(0,0,0,.3)}.share-card-branding{position:absolute;bottom:25px;left:30px;right:30px;z-index:5;text-align:center}.share-card-logo{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:8px}.share-card-logo img{width:28px;height:28px;border-radius:50%;box-shadow:0 2px 8px #0000004d}.share-card-logo span{font-size:1.1rem;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.5),0 0 10px rgba(255,255,255,.3)}.share-card-tagline{font-size:.9rem;color:#ffffffe6;font-weight:600;text-shadow:0 1px 2px rgba(0,0,0,.3)}.share-card-light-effects{position:absolute;inset:0;z-index:3;pointer-events:none;overflow:hidden}.light-beam{position:absolute;width:2px;height:100%;background:linear-gradient(to bottom,transparent 0%,rgba(255,255,255,.3) 50%,transparent 100%);animation:lightBeam 4s ease-in-out infinite}.light-beam-1{left:20%;animation-delay:0s}.light-beam-2{left:50%;animation-delay:1.3s}.light-beam-3{left:80%;animation-delay:2.6s}.share-card-qr-code-center{display:flex;justify-content:center;margin-top:20px;position:relative;z-index:10}.qr-code-container{background:#fff;padding:8px;border-radius:8px;box-shadow:0 4px 15px #0000004d,0 0 20px #fff3;border:2px solid rgba(255,255,255,.3);display:inline-block}.qr-code-container canvas{display:block;border-radius:4px}.share-modal-actions{display:flex;gap:12px}.share-action-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;border:none;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.share-download-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 15px #667eea4d}.share-download-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.share-copy-btn{background:#667eea1a;color:#667eea;border:2px solid #667eea}.share-copy-btn:hover{background:#667eea;color:#fff;transform:translateY(-2px)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-5px)}60%{transform:translateY(-3px)}}@keyframes pulse{0%,to{opacity:.3;transform:scale(1)}50%{opacity:.6;transform:scale(1.05)}}@keyframes twinkle{0%,to{opacity:.3;transform:scale(1)}50%{opacity:1;transform:scale(1.2)}}@keyframes starfieldRotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shine{0%{transform:translate(-100%) translateY(-100%) rotate(45deg)}to{transform:translate(100%) translateY(100%) rotate(45deg)}}@keyframes lightBeam{0%,to{opacity:0;transform:scaleY(0)}50%{opacity:1;transform:scaleY(1)}}@keyframes flameFlicker{0%{transform:scale(1) rotate(-2deg);filter:brightness(1)}50%{transform:scale(1.1) rotate(1deg);filter:brightness(1.2)}to{transform:scale(1.05) rotate(-1deg);filter:brightness(1.1)}}@keyframes textGlow{0%,to{filter:brightness(1) drop-shadow(0 0 10px currentColor)}50%{filter:brightness(1.2) drop-shadow(0 0 20px currentColor)}}@keyframes goldShine{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes silverShine{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes bronzeShine{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes redShine{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes blueShine{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@media (max-width: 768px){.share-modal-content{margin:10px;padding:20px}.share-card{width:100%;max-width:350px;height:450px}.share-card-thumbnail{width:240px;height:170px}.share-card-title{font-size:1.2rem}.share-modal-actions{flex-direction:column}}.popularity-award-inline{display:inline-flex;align-items:center;gap:4px;background:linear-gradient(135deg,#ff6b6b,#ff5252);color:#fff;padding:4px 8px;border-radius:12px;font-size:.8rem;font-weight:600;box-shadow:0 2px 8px #ff6b6b4d;margin-left:10px}.popularity-icon{font-size:.9rem;animation:flameFlicker 2s ease-in-out infinite alternate}.popularity-text{font-weight:700;text-shadow:0 1px 2px rgba(0,0,0,.3)}