:root{
  --bg:#0C100E;--deep:#080A09;--panel:#141A16;--panel2:#1A2420;--title:#E8F6EE;--text:#CDE3D6;--muted:#8FB3A0;--soft:#6E8F7E;--green:#2A9D5C;--bright:#3CB371;--darkgreen:#146B3A;--sand:#EFE6D2;--border:rgba(42,157,92,.18);--border-strong:rgba(42,157,92,.45);--shadow:0 12px 28px rgba(8,10,9,.35);--radius:10px;--max:960px
}
*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.no-scroll{overflow:hidden}.top-fixed{position:fixed;z-index:80;top:0;left:0;right:0;background:var(--deep)}.domain-strip{height:20px;padding:0 max(16px,calc((100vw - var(--max))/2));display:flex;align-items:center;justify-content:space-between;background:#050706;color:var(--bright);font-size:12px;border-bottom:1px solid var(--border)}.domain-name{font-weight:700;letter-spacing:.06em}.text-action{height:20px;border:0;background:transparent;color:var(--bright);padding:0 2px}.brand-bar{height:54px;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - var(--max))/2));border-bottom:1px solid var(--border);background:var(--deep)}.brand-link{height:44px;display:flex;align-items:center;gap:10px;color:var(--title);font-size:16px;font-weight:800}.brand-logo-slot,.footer-logo-slot,.menu-logo-slot{display:inline-flex;align-items:center;justify-content:center;min-width:1px}.brand-logo,.footer-logo,.menu-logo{height:24px;max-width:150px;object-fit:contain;object-position:center}.brand-logo-slot:empty{display:none}.brand-logo-slot:not(:empty)+.brand-fallback{display:none}.brand-actions{display:flex;align-items:center;gap:8px}.app-link,.menu-trigger,.btn,.btn-secondary,.icon-close{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:9px;font-size:14px;font-weight:700;padding:0 16px;white-space:nowrap}.app-link{background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C}.menu-trigger,.btn-secondary,.icon-close{background:#0A0E0C;border:1px solid var(--border-strong);color:var(--text)}.primary-tabs{height:44px;display:flex;align-items:center;gap:10px;padding:0 max(16px,calc((100vw - var(--max))/2));border-bottom:1px solid var(--border);background:#0A0E0C}.primary-tab{width:88px;height:22px;border:1px solid var(--border-strong);border-radius:7px;display:inline-flex;align-items:center;justify-content:center;color:var(--text);font-size:13px;line-height:1}.primary-tab.is-current{background:var(--green);color:#08110C;border-color:var(--green);font-weight:800}.site-main{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding-top:142px;padding-bottom:72px;min-height:70vh}.page-head{padding:32px 0 20px;border-bottom:1px solid var(--border)}.page-kicker{margin:0 0 6px;color:var(--bright);font-size:12px;letter-spacing:.12em}.page-head h1,.hero-copy h1{font-size:24px;line-height:1.3;color:var(--title);margin:0 0 12px}.page-head p,.hero-copy p{margin:0;color:var(--text);max-width:760px}.section{padding:32px 0;border-bottom:1px solid var(--border)}.section h2{font-size:20px;line-height:1.35;color:var(--title);margin:0 0 14px}.section h3{font-size:16px;color:var(--title);margin:0 0 8px}.section p{margin:0 0 12px}.section p:last-child{margin-bottom:0}.muted{color:var(--muted)}.small{font-size:13px;color:var(--muted)}.btn{height:42px;background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C;border:0}.btn-secondary{height:42px}.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.index-pills{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.index-pills a{min-height:36px;padding:6px 12px;border:1px solid var(--border);border-radius:999px;color:var(--muted);background:var(--deep);display:inline-flex;align-items:center}.media-slot{width:100%;background:var(--deep);border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.slot-160{height:160px}.slot-168{height:168px}.slot-176{height:176px}.slot-200{height:200px}.slot-app{height:320px;width:240px;max-width:100%;margin-left:auto}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.panel-soft{background:var(--panel2);border:1px solid var(--border);border-radius:var(--radius)}.divider{height:1px;background:var(--border);margin:20px 0}.tag{display:inline-flex;align-items:center;min-height:28px;padding:4px 9px;border:1px solid var(--border-strong);border-radius:999px;color:var(--muted);font-size:12px}.status{display:inline-flex;align-items:center;min-height:28px;padding:4px 10px;border-radius:999px;background:var(--green);color:#08110C;font-size:12px;font-weight:800}.notice{padding:16px 18px;border-left:3px solid var(--bright);background:var(--panel);border-radius:0 var(--radius) var(--radius) 0;color:var(--text)}
/* 首页 */
.home-intro{padding:34px 0 30px;border-bottom:1px solid var(--border)}.home-intro .hero-copy{max-width:760px}.home-character .media-slot{margin-bottom:14px}.cut-copy{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.cut-copy .panel{padding:20px}.week-narrow{display:grid;grid-template-columns:1fr 1fr;gap:18px}.week-item{padding:18px}.week-item .media-slot{margin-bottom:14px}.scene-pages{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}.scene-page{padding:18px}.shot-explain{display:grid;grid-template-columns:.8fr 1.2fr;gap:18px}.shot-lines{display:grid;gap:10px}.shot-line{padding:14px 16px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius)}.lesson-row,.listen-row,.calendar-row{display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:start}.compact-list{display:grid;gap:10px}.compact-item{padding:13px 15px;border:1px solid var(--border);border-radius:var(--radius);background:var(--panel)}.app-wrap{display:grid;grid-template-columns:1fr 240px;gap:24px;align-items:start}.app-art{position:relative}.app-icon-float{position:absolute;right:10px;bottom:10px;width:64px;height:64px;border-radius:14px;background:var(--deep);border:1px solid var(--border-strong);display:flex;align-items:center;justify-content:center}.app-icon-float img{width:48px;height:48px;object-fit:contain}.home-tail{display:grid;gap:18px}.faq-six details{border-bottom:1px solid var(--border);padding:12px 0}.faq-six summary{color:var(--title);font-weight:700;cursor:pointer}.faq-six p{margin:8px 0 0;color:var(--muted)}
/* 双列窄 */
.narrow-columns{display:grid;grid-template-columns:1fr 1fr;gap:20px}.narrow-stack{display:grid;gap:16px}.narrow-card{padding:18px}.narrow-card .media-slot{margin-bottom:14px}
/* 索引型 */
.index-layout{display:grid;grid-template-columns:190px 1fr;gap:24px}.index-rail{position:sticky;top:132px;align-self:start;padding:14px}.index-rail a{display:block;padding:10px 12px;border-radius:8px;color:var(--muted)}.index-rail a:hover,.index-rail a:focus-visible{background:var(--panel2);color:var(--title)}.index-body{display:grid;gap:18px}.index-body section{padding:20px}
/* 幕切 */
.cut-stage{display:grid;grid-template-columns:1.25fr .75fr;gap:18px;align-items:start}.cut-lead{padding:22px}.cut-side{display:grid;gap:14px}.cut-side article{padding:16px}.character-table{width:100%;border-collapse:collapse}.character-table th,.character-table td{padding:12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}.character-table th{color:var(--title);width:22%}
/* 幕页 */
.scene-stack{display:grid;gap:18px}.scene-wide{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:18px}.scene-wide.reverse{grid-template-columns:.75fr 1.25fr}.scene-note{padding:18px}
/* 镜头条目 */
.shot-list{display:grid;gap:12px}.shot-entry{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--panel)}.shot-entry strong{color:var(--sand)}
/* 课堂目录 */
.lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.lesson-card{padding:18px;min-height:190px}.lesson-card .tag{margin-bottom:10px}
/* 声廊条目 */
.sound-track{position:relative;padding-left:28px}.sound-track:before{content:"";position:absolute;left:8px;top:0;bottom:0;width:1px;background:var(--border-strong)}.sound-entry{position:relative;margin-bottom:18px;padding:18px}.sound-entry:before{content:"";position:absolute;width:9px;height:9px;border-radius:50%;background:var(--bright);left:-25px;top:26px}
/* 状态条 */
.status-board{display:grid;gap:12px}.status-row{display:grid;grid-template-columns:140px 130px 1fr;gap:16px;align-items:center;padding:16px;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius)}
/* 专页 */
.editorial-lead{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}.editorial-lead .panel{padding:20px}.editorial-list{display:grid;gap:0}.editorial-item{display:grid;grid-template-columns:180px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--border)}
/* 探页 */
.discovery-band{padding:20px;margin-bottom:16px}.discovery-band:nth-child(even){margin-left:7%}.discovery-band:nth-child(odd){margin-right:7%}.discovery-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.discovery-links a{min-height:38px;padding:7px 12px;border:1px solid var(--border-strong);border-radius:8px;color:var(--text);display:inline-flex;align-items:center}
/* APP文绕 */
.app-page-wrap{display:grid;grid-template-columns:1fr 250px;gap:28px;align-items:start}.app-copy-flow .feature-line{padding:15px 0;border-bottom:1px solid var(--border)}.app-figure{position:sticky;top:140px}.icon-tile{width:72px;height:72px;margin:14px auto 0;border:1px solid var(--border);border-radius:16px;background:var(--panel);display:flex;align-items:center;justify-content:center}.icon-tile img{width:48px;height:48px;object-fit:contain}
/* 安装 */
.steps{counter-reset:step;display:grid;gap:14px}.step{counter-increment:step;padding:18px 18px 18px 62px;position:relative;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius)}.step:before{content:counter(step);position:absolute;left:18px;top:18px;width:28px;height:28px;border-radius:50%;background:var(--green);color:#08110C;display:flex;align-items:center;justify-content:center;font-weight:800}
/* 条款 */
.clause-list{display:grid;gap:18px}.clause{padding:20px;border-left:2px solid var(--darkgreen);background:var(--panel);border-radius:0 var(--radius) var(--radius) 0}.clause h2{margin-top:0}.rights-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.rights-grid article{padding:18px}
/* 帮助 */
.help-map{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.help-map article{padding:18px}.help-map a{color:var(--sand);text-decoration:underline;text-underline-offset:3px}
/* FAQ */
.faq-list{display:grid;gap:12px}.faq-item{padding:18px}.faq-item h2{font-size:16px;margin-bottom:8px}.faq-item p{margin:0;color:var(--text)}
/* 联系 */
.contact-paths{display:grid;gap:16px}.contact-path{display:grid;grid-template-columns:180px 1fr;gap:20px;padding:20px}.contact-path strong{color:var(--sand)}
/* 关于 */
.about-banner{height:200px;margin:22px 0;background:var(--deep);border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden}.about-banner img{width:100%;height:100%;object-fit:contain;object-position:center}.about-statement{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}.about-statement .panel{padding:20px}.brand-reserve{height:180px;margin-top:18px}.brand-reserve img{width:100%;height:100%;object-fit:contain}
/* 页脚 */
.site-footer{background:#050706;color:var(--text);border-top:1px solid var(--border);font-size:13px;padding-bottom:20px}.footer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:28px 0 18px}.footer-brand{display:flex;align-items:center;gap:12px;padding-bottom:20px;border-bottom:1px solid var(--border)}.footer-brand strong{display:block;color:var(--title);font-size:16px}.footer-brand span{display:block;color:var(--muted)}.footer-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:20px 0}.footer-groups h2{font-size:13px;margin:0 0 8px;color:var(--sand)}.footer-groups a{display:block;color:var(--muted);padding:4px 0}.footer-note{max-width:800px;color:var(--muted);margin:0 0 8px}.footer-copy{margin:0;color:var(--soft)}
/* 侧滑与搜索 */
.screen-overlay{position:fixed;z-index:90;inset:0;background:rgba(0,0,0,.56);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.screen-overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.side-menu{position:fixed;z-index:100;right:16px;top:88px;width:min(32vw,430px);max-height:76vh;background:var(--deep);border:1px solid var(--border-strong);border-radius:14px;box-shadow:var(--shadow);transform:translateX(calc(100% + 30px));visibility:hidden;pointer-events:none;transition:.22s;overflow:hidden}.side-menu.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.menu-head{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--border)}.menu-brand{display:flex;align-items:center;gap:8px;color:var(--title)}.icon-close{min-height:40px;height:40px;padding:0 12px}.menu-scroll{overflow:auto;max-height:calc(76vh - 58px);padding:12px}.menu-group{padding:8px 0}.menu-group h2{font-size:12px;color:var(--bright);margin:0 0 6px;letter-spacing:.08em}.menu-group a{display:block;padding:10px;border-radius:8px}.menu-group a:hover,.menu-group a:focus-visible{background:var(--panel)}.menu-group strong{display:block;color:var(--title);font-size:14px}.menu-group span{display:block;color:var(--muted);font-size:12px;line-height:1.45;margin-top:2px}.search-panel{position:fixed;z-index:101;top:74px;left:50%;width:min(760px,calc(100% - 32px));transform:translate(-50%,-12px);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-panel.is-open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}.search-card{background:var(--deep);border:1px solid var(--border-strong);border-radius:12px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.search-head h2{margin:0;font-size:18px;color:var(--title)}.search-card label{display:block;color:var(--muted);margin:10px 0 8px}.search-card input{width:100%;height:44px;border:1px solid var(--border-strong);border-radius:9px;background:#0A0E0C;color:var(--title);padding:0 12px;outline:none}.search-card input:focus{border-color:var(--bright)}.search-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-presets a{min-height:38px;padding:7px 12px;border:1px solid var(--border);border-radius:8px;color:var(--text);display:inline-flex;align-items:center}.mobile-bottom{display:none}
a:hover{color:var(--title)}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--sand);outline-offset:2px}
@media(max-width:760px){
  body{padding-bottom:calc(48px + env(safe-area-inset-bottom))}.primary-tabs{display:none}.site-main{padding-top:98px;padding-bottom:48px}.brand-bar{height:54px;padding:0 16px}.domain-strip{padding:0 16px}.brand-fallback{font-size:15px}.app-link,.menu-trigger{min-height:44px;padding:0 11px;font-size:13px}.side-menu{right:8px;top:78px;width:88%;max-height:76vh}.search-panel{top:0;left:0;width:100%;height:100%;transform:none;background:var(--deep);padding:18px 16px 70px;overflow:auto}.search-panel.is-open{transform:none}.search-card{border:0;box-shadow:none;padding:0;background:transparent}.search-head{margin-bottom:18px}.mobile-bottom{position:fixed;z-index:85;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:#050706;border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:48px;color:var(--muted);font-size:13px}.mobile-bottom a.is-current{background:var(--green);color:#08110C;font-weight:800}.cut-copy,.week-narrow,.scene-pages,.shot-explain,.lesson-row,.listen-row,.calendar-row,.app-wrap,.narrow-columns,.index-layout,.cut-stage,.scene-wide,.scene-wide.reverse,.lesson-grid,.editorial-lead,.app-page-wrap,.rights-grid,.help-map,.about-statement{grid-template-columns:1fr}.index-rail{position:static;display:flex;overflow:auto;padding:10px;gap:4px}.index-rail a{white-space:nowrap}.scene-page,.week-item{padding:16px}.shot-entry,.status-row,.editorial-item,.contact-path{grid-template-columns:1fr;gap:8px}.app-wrap{gap:18px}.slot-app{margin:0 auto}.app-figure{position:static}.footer-groups{grid-template-columns:1fr 1fr}.about-banner{height:180px}.discovery-band:nth-child(even),.discovery-band:nth-child(odd){margin-left:0;margin-right:0}
}
@media(max-width:420px){.footer-groups{grid-template-columns:1fr}.domain-name{font-size:11px}.brand-actions{gap:6px}.app-link,.menu-trigger{padding:0 9px}.site-main{width:calc(100% - 32px)}.home-intro{padding-top:26px}}