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@media(min-width:1550px){.hero-art{width:50%}.card-front{left:235px}.card-back{left:100px}.hero{min-height:340px}.cover{height:195px}}@media(max-width:1200px){.sidebar{width:200px;padding:28px 17px}.workspace{margin-left:200px}main{padding:30px 28px}.topbar{padding:0 28px}.home-columns{grid-template-columns:1fr}.quick-knowledge{display:none}.hero-art{min-width:310px}.hero h2{font-size:38px}.course-grid,.knowledge-grid{gap:16px}.card-body{padding:16px}.cover{padding:17px;height:163px}.cover-type{font-size:19px}.cover-glyph{right:20px;font-size:85px}.learning-layout{grid-template-columns:minmax(0,1fr) 270px}.article-layout{grid-template-columns:minmax(0,1fr) 240px}.stats-link{display:none}.knowledge-info{max-width:180px}.connection{display:none}}@media(max-width:950px){.sidebar{width:180px;padding:25px 14px}.workspace{margin-left:180px}.brand{font-size:15px}.brand small{font-size:7px}.brand-mark{width:33px;height:38px}.hero-copy{padding:28px}.hero-art{min-width:250px}.card-front{left:105px}.card-back{left:5px}.floating-tag{right:12px;top:30px;font-size:9px}.art-card{width:145px;height:190px;font-size:83px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.knowledge-grid{grid-template-columns:1fr}.knowledge-card p{min-height:0}.page-heading h1{font-size:28px}.date-pill{display:none}.learning-layout,.article-layout{grid-template-columns:1fr}.learning-layout>aside{grid-row:1}.syllabus{padding:18px}.lesson-item{padding:10px}.manage-stats{gap:12px}.manage-stat{padding:16px}.manage-stat strong{font-size:27px}.integration-grid{grid-template-columns:1fr}.knowledge-art{font-size:80px;padding:0}.knowledge-art span{display:none}.knowledge-info{display:none}.login-story{padding:45px 35px}.login-story h1{font-size:30px}.login-art div{display:none}.login-panel{width:330px}}@media(max-width:650px){body{font-size:13px}.sidebar{display:none}.workspace{margin-left:0}.topbar{height:63px;padding:0 20px}.breadcrumb{font-size:10px}.account{gap:7px;font-size:10px}.avatar{width:26px;height:26px}.text-button{font-size:10px;padding:0 5px}main{padding:24px 20px 95px}.page-heading{margin-bottom:20px;gap:12px}.page-heading h1{font-size:27px}.page-heading p{font-size:11px}.page-heading .eyebrow{font-size:8px}.outline-pill{display:none}.hero{min-height:284px;border-radius:12px}.hero-copy{padding:27px 22px}.hero h2{font-size:35px}.hero p{font-size:10px}.hero-kicker{font-size:8px;letter-spacing:1px}.hero-art{min-width:0;width:38%;opacity:.85}.art-card{width:115px;height:160px;font-size:65px;padding:7px 20px}.card-back{top:50px;left:8px}.card-front{top:145px;left:17px}.art-card small{font-size:5px}.floating-tag{display:none}.orbit{width:260px;height:260px;left:-20px}.stats-row{padding:17px 13px;margin:15px 0 25px;gap:5px}.stats-row>div{gap:8px}.stat-icon{width:30px;height:32px;border-radius:8px;font-size:17px}.stats-row strong{font-size:20px}.stats-row strong small{font-size:8px}.stats-row p{font-size:8px}.continue-card{padding:16px;gap:12px;flex-wrap:wrap}.continue-card>div{flex:1}.continue-card h3{font-size:13px}.continue-art{width:40px;height:50px}.continue-card .btn{margin-left:52px;font-size:10px}.section-heading{margin-top:25px;gap:10px}.section-heading h2{font-size:17px}.section-heading a{font-size:10px}.section-heading p{font-size:10px}.course-grid{grid-template-columns:1fr;gap:18px}.cover{height:190px;padding:24px}.cover-type{font-size:26px}.cover-glyph{font-size:115px;right:40px;top:12px}.card-body{padding:19px 22px}.card-body h3{font-size:17px}.card-body p{min-height:0}.knowledge-grid{gap:15px}.mobile-nav{position:fixed;bottom:0;left:0;right:0;height:66px;background:#fff;border-top:1px solid var(--line);display:flex;justify-content:space-around;padding:8px 10px;z-index:30}.mobile-nav a{text-align:center;font-size:23px;color:#658766;line-height:1.1;min-width:48px}.mobile-nav small{display:block;font-size:9px;margin-top:5px;color:#889782}footer{display:none}.mini-banner{padding:19px 20px;gap:10px}.mini-banner h2{font-size:19px}.mini-banner p{display:none}.banner-star{font-size:50px}.filter-panel{padding:15px}.search{gap:6px;padding:6px 7px}.search input{font-size:10px}.search .btn{font-size:10px;padding:8px 11px}.filters{gap:12px;margin-top:15px}.filters label{font-size:10px;gap:7px}.filters select{padding:6px;font-size:10px}.filters .btn{padding:6px 12px;font-size:10px}.knowledge-hero{padding:25px 22px}.knowledge-hero h2{font-size:25px}.knowledge-hero p{font-size:10px}.knowledge-art{font-size:67px}.knowledge-row{padding:20px 15px;gap:12px}.knowledge-row h3{font-size:13px}.knowledge-row p{font-size:10px}.knowledge-row .meta{font-size:9px}.file-icon{width:38px;height:44px;font-size:9px}.row-arrow{font-size:19px;margin-left:0}.detail-heading{align-items:flex-start;flex-direction:column}.detail-heading h1{font-size:24px}.panel{padding:22px}.reading-lesson{padding:25px}.reading-lesson h2{font-size:22px}.player-status{font-size:9px}.article{padding:25px}.article h1{font-size:25px}.article-meta{gap:12px;flex-wrap:wrap;font-size:10px}.manage-stats{grid-template-columns:1fr 1fr;gap:12px}.manage-stat{padding:17px}.manage-nav{gap:7px}.manage-nav a{font-size:10px;padding:7px 10px}td,th{padding:12px 15px}.login-story{display:none}.login-panel{width:100%;max-width:380px;padding:45px 25px}.login-body{min-height:100dvh}.login-panel:before{content:'营信学习站 / YINGXIN LEARNING';display:block;font-size:12px;color:#6c8b61;margin-bottom:45px;letter-spacing:2px}.saved-row{padding:17px;font-size:12px}}
:focus-visible{outline:2px solid #17755f}.hero-copy{flex-shrink:0}.hero-art{flex-shrink:0}
@media(max-width:650px){.hero-copy{width:68%;padding:27px 22px}.hero-art{position:absolute;right:0;top:0;bottom:0;width:34%}.hero h2{font-size:32px;letter-spacing:1px}.hero-art .card-front{left:8px}.hero-art .card-back{left:0}}

/* 管理模块各自独立，桌面侧栏与移动导航共享入口 */
.sidebar{overflow-y:auto}.sidebar>.brand{flex-shrink:0}.sidebar.with-management{padding-top:24px;padding-bottom:20px}.sidebar.with-management .nav-label{margin-top:22px;margin-bottom:8px}.sidebar.with-management nav a{padding:9px 13px;margin:4px 0;font-size:12px}.sidebar.with-management nav a span{font-size:20px}.sidebar.with-management .sidebar-bottom{display:none}.manage-nav{display:none}.module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.module-card{display:block;position:relative;background:white;border:1px solid var(--line);border-radius:10px;padding:22px}.module-card:hover{border-color:#9bb9a7;background:#fbfdf9}.module-icon{display:inline-grid;place-items:center;background:#edf3e8;border-radius:8px;color:var(--teal);font-size:26px;width:43px;height:43px;margin-bottom:15px}.module-card h3{font-size:16px}.module-arrow{font-size:11px;color:#849a88;display:block;margin-top:9px}
@media(max-width:950px){.module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.manage-nav{display:flex;flex-wrap:nowrap;overflow-x:auto;padding-bottom:8px;gap:8px}.manage-nav a{flex-shrink:0;white-space:nowrap}.manage-nav a span{margin-right:7px}.manage-nav a.active{background:#eaf3ed;border-color:#bfd7c6;color:var(--teal);font-weight:600}.module-grid{gap:12px}.module-card{padding:17px}.module-card h3{font-size:14px}}

/* 侧栏固定在视口内，菜单独立滚动，避免 flex 内容撑开或截断。 */
.sidebar{height:100vh;height:100dvh;min-height:0;overflow:hidden}
.sidebar>.brand,.sidebar>.nav-label,.sidebar>.sidebar-bottom{flex-shrink:0}
.sidebar>nav{flex:1 1 0;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-gutter:stable;scrollbar-width:thin;scrollbar-color:#a7bcb0 transparent;padding:0 4px 16px 0}
.sidebar>nav::-webkit-scrollbar{width:6px}
.sidebar>nav::-webkit-scrollbar-track{background:transparent}
.sidebar>nav::-webkit-scrollbar-thumb{background:#a7bcb0;border-radius:6px}
.sidebar>nav::-webkit-scrollbar-thumb:hover{background:#749684}
.sidebar>.sidebar-bottom{margin-top:16px}

@media(max-width:650px){.login-panel:before{content:attr(data-site-brand)}}
.hero-copy{max-width:55%}.hero h2{overflow-wrap:anywhere}.brand>span:last-child{min-width:0;overflow-wrap:anywhere}
@media(max-width:650px){.hero-copy{max-width:68%}}

.settings-group{font-size:18px;padding-bottom:13px;margin:28px 0 20px;border-bottom:1px solid var(--line)}.settings-group:first-of-type{margin-top:0}


.site-footer{align-items:center;flex-wrap:wrap}.footer-support{margin-left:auto;display:flex;align-items:center;gap:24px}.support-signature{display:flex;align-items:center;gap:10px}.signature-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:#eaf0e9;color:#62816d}.signature-copy{display:flex;flex-direction:column;gap:1px}.signature-copy small{font-size:10px;letter-spacing:1px;color:#95a395;line-height:1.5}.signature-copy strong{font-size:12px;letter-spacing:.3px;font-weight:500;color:#496650;line-height:1.6}.technical-support{position:relative;font-size:12px;color:#417058}.technical-support summary{display:flex;align-items:center;gap:8px;cursor:pointer;list-style:none;padding:10px 15px;border-radius:22px;background:#e8efe7;transition:background .2s,box-shadow .2s}.technical-support summary:hover,.technical-support[open] summary{background:#dce9dc;box-shadow:0 3px 10px #395c4210}.technical-support summary::-webkit-details-marker{display:none}.support-chevron{font-size:14px;margin-left:3px;color:#87a18b;transition:transform .2s}.technical-support[open] .support-chevron{transform:rotate(180deg)}.support-popup{position:absolute;bottom:calc(100% + 14px);right:0;z-index:40;width:246px;padding:23px;background:#fff;border:1px solid #e3eae0;border-radius:18px;box-shadow:0 12px 40px #23403220;text-align:center}.support-popup:after{content:'';position:absolute;bottom:-5px;right:40px;width:9px;height:9px;background:#fff;border-right:1px solid #e3eae0;border-bottom:1px solid #e3eae0;transform:rotate(45deg)}.support-popup-heading strong{display:block;font-size:14px;font-weight:600;color:#315a42}.support-popup-heading>span{display:block;font-size:10px;color:#99a591;margin-top:5px}.support-qr{margin:18px 0 12px;background:#fff;border:1px solid #eef1e8;border-radius:12px;padding:8px}.support-qr img{display:block;width:180px;height:180px;max-width:100%;object-fit:contain;margin:auto}.support-popup p{font-size:10px;color:#94a089}.login-support{display:flex;align-items:center;justify-content:center;gap:24px;margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}
@media(max-width:650px){.site-footer{display:flex;padding:5px 20px 85px;gap:9px;justify-content:center}.site-footer>.footer-support{margin-left:0;width:100%;justify-content:center;margin-top:12px}.site-footer>span{font-size:9px}.footer-support,.login-support{gap:20px}.support-popup{right:-12px}.technical-support summary{padding:9px 13px}}

/* 极简文字署名与支持入口 */
.footer-support,.login-support{gap:14px}.support-signature{display:inline-flex;align-items:baseline;gap:0;font-size:11px;color:#919a93;white-space:nowrap}.support-signature strong{font-size:11px;color:#68776a;font-weight:400;letter-spacing:.3px}.credit-colon{margin-right:2px}.support-separator{width:1px;height:11px;flex-shrink:0;background:#d4ddd4}.technical-support{font-size:11px;color:#758e78}.technical-support summary{padding:5px 0;gap:6px;border-radius:0;background:transparent;box-shadow:none;transition:color .2s}.technical-support summary:hover,.technical-support[open] summary{background:transparent;box-shadow:none;color:#285e42}.technical-support summary>span{border-bottom:1px solid transparent}.technical-support summary:hover>span{border-color:#a5baa7}.technical-support summary svg{opacity:.7}.support-popup{width:226px;padding:20px 18px;border-radius:9px;border-color:#e3e8df;box-shadow:0 8px 25px #243c3214}.support-popup-heading strong{font-size:13px;font-weight:500;letter-spacing:1px}.support-popup-heading>span{font-size:10px;margin-top:3px}.support-qr{padding:3px;margin:14px 0 10px;border:0;border-radius:0}.support-popup p{font-size:9px}.login-support{margin-top:26px;padding-top:20px;border-top-color:#e8ede3}

.video-upload-panel{background:#f1f6ed;border:1px solid #dbe7d3;border-radius:10px;padding:20px;margin:20px 0}.video-upload-panel[hidden]{display:none}.upload-heading{display:flex;justify-content:space-between;gap:16px;font-size:12px}.upload-heading strong{overflow-wrap:anywhere}.video-upload-panel progress{display:block;width:100%;height:9px;margin:13px 0;accent-color:var(--teal);border:0;border-radius:5px;overflow:hidden}.video-upload-panel progress::-webkit-progress-bar{background:#dfe8d7}.video-upload-panel progress::-webkit-progress-value{background:var(--teal)}.video-upload-panel p{font-size:11px;color:#698065}.upload-actions{display:flex;gap:10px;margin-top:12px}.btn:disabled{cursor:not-allowed;opacity:.5;transform:none}

.courseware-file-widget{display:flex;flex-direction:column;align-items:stretch;gap:12px}.current-file{display:flex;align-items:flex-start;gap:14px;padding:13px 16px;background:#f2f6ef;border:1px solid #e0e8dc;border-radius:8px}.current-file-label{flex-shrink:0;font-size:11px;color:#899782;padding-top:2px}.current-file a{font-size:13px;color:#396f52;overflow-wrap:anywhere;min-width:0}.field .file-clear-label{display:flex;align-items:center;gap:8px;margin:0;font-size:12px;cursor:pointer;color:#6c7d65}.file-clear-label input{width:15px;height:15px;flex-shrink:0;margin:0;accent-color:var(--teal)}.file-clear-label small{font-size:10px;color:#9ba793;margin-left:8px}.file-replace-label{font-size:11px;color:#829276}.field .courseware-file-widget input[type=file]{padding:10px;background:#fff}.courseware-file-widget input::file-selector-button{border:0;border-radius:5px;background:#e8f0e3;color:#527447;padding:7px 12px;margin-right:12px;cursor:pointer}

.lesson-content-panel{margin-top:24px}.lesson-content-panel h2{font-size:19px}.lesson-content-panel .article-body{overflow-wrap:anywhere}

.video-autoplay-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:10px}.video-autoplay-controls .fine{margin-top:0}.video-autoplay-controls button[hidden]{display:none}

.lesson-filter{align-items:center;gap:12px;margin-bottom:12px}.lesson-filter>label{display:inline-flex;align-items:center;min-height:40px;margin:0;font-size:12px;white-space:nowrap}.lesson-filter>select{height:40px;min-width:220px;max-width:420px;padding:0 35px 0 13px;line-height:normal}.lesson-filter>.btn{height:40px;padding:0 18px;line-height:1;box-sizing:border-box}
@media(max-width:650px){.lesson-filter>select{min-width:0;max-width:none;flex:1;max-width:calc(100% - 76px)}.lesson-filter>.btn{height:38px}.lesson-filter>label{min-height:40px}.lesson-filter{row-gap:10px}}

.analytics-stats{margin-top:24px;grid-template-columns:repeat(5,minmax(0,1fr))}.analytics-stats .manage-stat strong small{display:inline;font-size:12px;margin-left:4px}.trend-scroll{overflow-x:auto}.trend-chart{display:flex;gap:4px;min-width:620px;padding-top:15px;align-items:flex-end}.trend-column{flex:1;min-width:5px;text-align:center}.trend-bar-track{height:145px;display:flex;align-items:flex-end;justify-content:center;border-bottom:1px solid #dfe8da}.trend-bar{display:block;width:75%;max-width:28px;background:#75a583;border-radius:4px 4px 0 0}.trend-column>small{display:block;min-height:22px;line-height:22px;font-size:9px;color:#9aab94;white-space:nowrap}@media(max-width:1100px){.analytics-stats{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:650px){.analytics-stats{grid-template-columns:1fr 1fr}}