@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&family=Noto+Sans+KR:wght@400;500;600;700;800;900&display=swap");:root{--ink:#10243e;--navy:#092143;--blue:#1558db;--teal:#5ce0c6;--orange:#fa6f39;--line:#e7ebf0;--muted:#637187;--bg:#f8f9fc;--card:#fff;--radius:17px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:DM Sans,Noto Sans KR,sans-serif;background:#fff;font-size:14px;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}h1,h2,h3,h4,p{margin-top:0}.wrap{width:min(1180px,calc(100% - 56px));margin-inline:auto}main{min-height:58vh}.topline{background:#0c2343;color:#b7c6d6;font-size:11px;letter-spacing:.3px}.topline-inner{display:flex;justify-content:space-between;align-items:center;height:31px}.header{background:#fff;border-bottom:1px solid #edf0f4;position:-webkit-sticky;position:sticky;top:0;z-index:50;box-shadow:0 4px 20px #10243e08}.head-inner{min-height:76px;display:flex;align-items:center;gap:46px}.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}.brand-mark{display:grid;place-items:center;width:47px;height:43px;background:#07264d;color:#fff;border-radius:13px 13px 13px 3px;font-size:22px;font-weight:900;letter-spacing:-4px;padding-right:4px;transform:skew(-4deg)}.brand-mark span{color:#50e2c1;letter-spacing:-3px}.brand-text{display:flex;flex-direction:column;font-size:22px;letter-spacing:-1.4px;font-weight:900;line-height:1}.brand-sub{font-size:8px;letter-spacing:2px;color:#66829b;font-weight:800;margin-top:7px}.nav{display:flex;align-items:center;gap:28px;flex:1 1;font-size:14px;font-weight:700}.nav>a{white-space:nowrap;transition:color .2s}.nav>a.active,.nav>a:hover{color:#1264cf}.head-actions{gap:12px}.head-actions,.my-link{display:flex;align-items:center}.my-link{gap:7px;font-weight:700;white-space:nowrap}.subtle,.tiny-btn{border:0;background:none;color:#64768b;font-size:12px;padding:6px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 23px;border-radius:10px;font-weight:800;font-size:13px;border:1px solid transparent;transition:transform .16s,box-shadow .16s}.btn:hover{transform:translateY(-1px)}.btn-dark{background:var(--navy);color:#fff}.btn-blue{background:#1957cd;color:#fff}.btn-mint{background:#4fdec4;color:#042b40}.btn-outline{border-color:#cfdae5;background:#fff;color:#243955}.btn-lg{padding:18px 30px;font-size:15px}.signin{padding:10px 16px}.menu-btn,.mobile-nav-links{display:none}.footgrid{display:grid;grid-template-columns:2.2fr 1fr 1.6fr;grid-gap:60px;gap:60px;padding:55px 0}.footer{background:#0a1d36;color:#d8e3ef;margin-top:100px}.footer .brand-mark{background:#244b72}.footer .brand-text{color:white}.footer p{font-size:12px;color:#9eb1c3;line-height:1.9;margin-top:22px}.footer h4{margin:0 0 18px;color:#fff;letter-spacing:1px}.footer .footgrid>div:nth-child(2){display:flex;flex-direction:column;gap:11px}.footer .footgrid>div:nth-child(2) h4{margin-bottom:7px}.footer a:not(.brand){font-size:12px;color:#a9c0d6}.footbottom{padding:22px 0;border-top:1px solid #28405c;color:#8196ad;font-size:11px;display:flex;justify-content:space-between}.hero{background:#092749;position:relative;overflow:hidden;color:#fff;min-height:482px}.hero:before{width:800px;height:800px;border:1px solid #ffffff20;border-radius:50%;right:-120px;top:-150px;box-shadow:0 0 0 95px #ffffff04,0 0 0 200px #ffffff04}.hero:after,.hero:before{content:"";position:absolute}.hero:after{width:340px;height:340px;background:#51b7d5;filter:blur(150px);right:13%;bottom:-200px;opacity:.36}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;min-height:482px;grid-gap:30px;gap:30px;position:relative;z-index:1}.hero-copy{padding:57px 0}.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid #7a9cc2;background:#ffffff10;border-radius:50px;padding:8px 15px;color:#d0e5fa;font-size:11px;font-weight:800;letter-spacing:1.8px}.hero h1{font-size:48px;letter-spacing:-2.9px;line-height:1.35;margin:24px 0 19px;font-weight:900}.hero h1 em{color:#62ebd1;font-style:normal}.hero-desc{font-size:15px;line-height:2;color:#bdcfe2;margin-bottom:31px}.hero-buttons{display:flex;gap:12px}.hero-notes{display:flex;gap:20px;margin-top:33px;color:#9fbbd3;font-size:12px}.hero-notes span{gap:7px}.hero-notes span,.hero-visual{display:flex;align-items:center}.hero-visual{position:relative;height:380px;justify-content:center}.hero-panel{width:370px;height:310px;border-radius:28px;background:linear-gradient(135deg,#fdfefe,#ddeeff);transform:rotate(-8deg) translate(20px,-4px);box-shadow:0 23px 75px #00000038;padding:20px;position:relative}.panel-top{display:flex;gap:6px;align-items:center;color:#677891}.panel-dot{width:8px;height:8px;border-radius:100%;background:#ff816e}.panel-dot:nth-child(2){background:#ffe18c}.panel-dot:nth-child(3){background:#7bd9c6}.panel-inner{height:235px;margin-top:14px;background:linear-gradient(140deg,#123e75,#0b1635);border-radius:16px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.panel-inner:before{content:"";width:245px;height:245px;position:absolute;border:45px solid #4cdac115;border-radius:50%;transform:translate(85px,55px)}.panel-inner .panel-letter{color:#78edd7;font-size:120px;font-weight:900;letter-spacing:-13px;transform:skew(-6deg)}.panel-bar{justify-content:space-between;color:#174569;font-size:11px;margin-top:12px}.hero-float,.panel-bar{display:flex;align-items:center;font-weight:800}.hero-float{position:absolute;z-index:2;padding:16px 22px;border-radius:14px;background:#fff;color:#122a43;box-shadow:0 12px 30px #00000025;transform:rotate(8deg);bottom:20px;left:2%;gap:10px;font-size:12px}.hero-float svg{color:#1aadd0}.hero-small{position:absolute;right:0;top:8px;color:#acd6e7;font-size:12px;letter-spacing:4px;writing-mode:vertical-rl}.quickband{background:#f4f8fb;border-bottom:1px solid #e9f0f5}.quick-inner{display:grid;grid-template-columns:repeat(4,1fr);min-height:95px}.quick-inner>div{display:flex;gap:14px;align-items:center;padding:20px 24px;border-right:1px solid #dce5ec}.quick-inner>div:first-child{border-left:1px solid #dce5ec}.quick-inner svg{color:#1e6dce;flex-shrink:0}.quick-inner b{display:block;font-size:13px;margin-bottom:6px}.quick-inner span{font-size:11px;color:#7c8a9c}.section{padding:78px 0 10px}.section-title{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:30px}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:900;color:#1576d3;margin-bottom:11px}.page-head h1,.section-title h2{font-size:31px;font-weight:900;letter-spacing:-1.6px;margin-bottom:7px}.dim,.page-head p{color:var(--muted);font-size:13px;line-height:1.8}.text-link{display:flex;gap:6px;align-items:center;color:#163d74;font-weight:800;font-size:13px}.course-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:22px;gap:22px}.book-card,.course-card{border:1px solid #e6eaf1;border-radius:16px;overflow:hidden;background:#fff;transition:transform .2s,box-shadow .2s}.book-card:hover,.course-card:hover{transform:translateY(-5px);box-shadow:0 16px 38px #123b6419}.course-art{height:172px;overflow:hidden;position:relative;color:white;padding:18px}.book-cover.blue,.course-art.blue{background:linear-gradient(136deg,#183f83,#081c49)}.book-cover.purple,.course-art.purple{background:linear-gradient(135deg,#7462b5,#201d54)}.book-cover.orange,.course-art.orange{background:linear-gradient(135deg,#e68246,#913f28)}.book-cover.mint,.course-art.mint{background:linear-gradient(135deg,#078c95,#0c3f61)}.art-category{font-size:10px;font-weight:800;border:1px solid #ffffff82;padding:5px 10px;border-radius:40px;position:relative;z-index:2}.art-shape{position:absolute;border:1px solid #ffffff33;border-radius:50%;width:230px;height:230px;right:-80px;bottom:-150px;box-shadow:0 0 0 42px #ffffff09,0 0 0 93px #ffffff06}.art-shape-b{width:130px;height:130px;bottom:-35px;right:2px;border:25px solid #ffffff11}.art-content{position:absolute;z-index:1;left:20px;bottom:20px;display:flex;flex-direction:column}.art-over{font-size:8px;letter-spacing:2px;color:#ffffff9d;font-weight:800}.art-content b{font-size:21px;letter-spacing:1px;margin:6px 0 9px;max-width:206px}.art-teacher{font-size:11px;color:#ffffffc2}.art-play{position:absolute;right:16px;bottom:16px;background:#ffffff35;width:39px;height:39px;border:1px solid #ffffff50;display:grid;place-items:center;border-radius:50%}.course-info{padding:19px 17px}.tag-line{font-size:10px;font-weight:800;color:#1b70c5;display:flex;align-items:center;gap:7px}.tag-line i{width:3px;height:3px;border-radius:50%;background:#8ba3b8}.course-info h3{font-size:15px;line-height:1.6;margin:11px 0 8px;min-height:48px;letter-spacing:-.5px;font-weight:900}.course-info p{font-size:11px;line-height:1.8;color:#6d798b;min-height:40px;margin-bottom:19px}.course-bottom{border-top:1px solid #edf0f4;padding-top:14px;display:flex;align-items:flex-end;justify-content:space-between}.course-bottom strong{font-size:18px;letter-spacing:-.5px}.course-bottom span{font-size:10px;color:#8692a2}.book-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:22px;gap:22px}.book-card{padding:22px 25px}.book-cover{width:min(175px,100%);height:221px;box-shadow:8px 9px 13px #20355523;margin:0 auto 24px;border-radius:3px 8px 8px 3px;display:flex;flex-direction:column;color:#fff;padding:19px 15px 13px;position:relative;overflow:hidden}.book-cover:after{content:"";position:absolute;width:165px;height:165px;right:-77px;bottom:-45px;border:30px solid #ffffff15;border-radius:50%}.book-stripe{position:absolute;left:5px;top:0;bottom:0;width:2px;background:#ffffff2e}.book-top{font-size:7px;letter-spacing:1.8px;opacity:.75;font-weight:800}.book-cover strong{font-size:16px;line-height:1.5;margin:auto 0 13px;word-break:keep-all;z-index:1}.book-author{font-size:10px;opacity:.8}.book-signet{font-size:17px;font-weight:900;letter-spacing:-2px;margin-top:10px}.book-signet i{color:#74f6d6}.book-info .label-small{font-size:10px;color:#2074c1;font-weight:800}.book-info h3{font-size:14px;margin:9px 0 8px;min-height:20px}.book-info p{font-size:11px;color:#7c8999;margin-bottom:14px}.book-info strong{font-size:17px}.banner{border-radius:24px;background:linear-gradient(115deg,#e6f8f3,#f1f6ff);padding:45px 55px;display:flex;align-items:center;justify-content:space-between;gap:35px}.banner .eyebrow{color:#148c83}.banner h2{font-size:28px;line-height:1.5;letter-spacing:-1px;margin-bottom:10px}.banner p{color:#66818c;font-size:13px;line-height:1.8;margin-bottom:0}.banner-icon{width:108px;height:108px;background:#ffffff8c;display:grid;place-items:center;border-radius:25px;transform:rotate(-9deg);color:#2080ae}.banner .btn{margin-left:auto;white-space:nowrap}.page-wrap{padding:55px 0 35px}.page-head{padding-bottom:25px}.page-head .eyebrow{margin-bottom:6px}.filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:26px}.chip{border:1px solid #d7e0e9;color:#506479;padding:10px 17px;background:#fff;border-radius:50px;font-size:12px;font-weight:800}.chip.active,.chip:hover{background:#0f2c52;border-color:#0f2c52;color:#fff}.searchrow{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:9px 0 22px;color:#758498;font-size:12px}.search{border:1px solid #d7e0e8;background:#fff;border-radius:11px;padding:12px 14px;min-width:260px;outline-color:#1b70c5}.detail-grid{grid-template-columns:1fr 400px;grid-gap:54px;gap:54px;align-items:start}.detail-head{padding-top:10px}.detail-head h1{font-size:35px;line-height:1.35;letter-spacing:-1.5px;margin:12px 0 16px}.detail-head>p{font-size:15px;line-height:1.9;color:#607083}.badges{display:flex;gap:7px;flex-wrap:wrap;margin:17px 0}.badge{background:#eef5fb;border-radius:40px;color:#19588e;padding:7px 12px;font-size:11px;font-weight:800}.detail-box{margin-top:30px;border:1px solid #e5eaf0;border-radius:15px;overflow:hidden}.detail-box h3{padding:19px 23px;background:#f7f9fb;margin:0;border-bottom:1px solid #e6eaf0;font-size:15px}.detail-box>p{padding:26px 23px;font-size:13px;line-height:2;white-space:pre-wrap;color:#53677d}.lesson-row{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:17px 22px;border-bottom:1px solid #eef1f5;font-size:12px}.lesson-row:last-child{border-bottom:0}.lesson-row a{font-weight:700;color:#194f93}.lesson-row span{color:#8a96a5}.sidepanel{padding:23px;border:1px solid #e4e9f0;border-radius:18px;background:#fff;box-shadow:0 10px 35px #132f4810;position:-webkit-sticky;position:sticky;top:100px}.sidepanel .course-art{height:185px;border-radius:12px}.sidepanel>h4{margin:22px 0 12px;font-size:13px;color:#58697e}.sidepanel .price{font-size:30px;font-weight:900;margin-bottom:15px}.sidepanel .btn{width:100%;margin-bottom:9px}.sidepanel>p{font-size:12px;color:#7c8c9f;line-height:1.7}.info-row{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid #edf0f4;font-size:12px}.info-row span{color:#788a9a}.empty{padding:64px 25px;border:1px dashed #cddae6;border-radius:16px;text-align:center;color:#7890aa}.empty h3{font-size:18px;color:#324963;margin:15px 0 6px}.loading{min-height:220px;display:flex;align-items:center;justify-content:center;gap:14px;color:#758ca6}.spinner{width:22px;height:22px;border:3px solid #d7e8fa;border-top-color:#1b65bd;border-radius:100%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.form-card{max-width:490px;margin:50px auto 80px;padding:40px;border:1px solid #e4eaf0;border-radius:20px;box-shadow:0 20px 55px #0927430a}.form-card .brand{margin-bottom:30px}.form-card h1{font-size:29px;letter-spacing:-1px}.field{margin-bottom:18px}.field label{display:block;font-size:12px;font-weight:800;margin-bottom:8px;color:#344a63}.field input,.field select,.field textarea,.form-control{width:100%;border:1px solid #dce3eb;border-radius:10px;padding:12px 14px;background:white;color:#12304e;outline-color:#2574d3}.field textarea{min-height:114px;resize:vertical}.field input:focus,.field textarea:focus{border-color:#236fda}.field-help{color:#75879a;font-size:11px;margin-top:6px}.form-card .btn{width:100%}.form-toggle{margin-top:18px;text-align:center;color:#728599;font-size:12px}.form-toggle button{border:0;background:none;color:#246acc;font-weight:800;padding:3px}.error,.notice,.success{padding:13px 16px;border-radius:10px;font-size:12px;line-height:1.7;margin:12px 0}.notice{background:#edf5ff;color:#1b5999}.error{background:#fff0ef;color:#b6423c}.success{background:#e5f9ef;color:#227a53}.demo-bar{background:#fff7e8;padding:12px 18px;border:1px solid #fae7c1;color:#94642f;border-radius:10px;font-size:12px;display:flex;align-items:center;gap:9px;margin-bottom:25px}.my-grid{display:grid;grid-template-columns:1fr 330px;grid-gap:25px;gap:25px}.list-card{padding:22px;border:1px solid #e1e8f0;border-radius:15px;margin-bottom:13px;display:flex;justify-content:space-between;gap:24px;align-items:center}.list-card h3{font-size:16px;margin:6px 0}.list-card p{font-size:12px;color:#78899a;margin:6px 0}.summary-box{border:1px solid #e3e9f0;border-radius:15px;padding:24px;margin-bottom:15px}.summary-box h3{font-size:16px}.summary-box b{font-size:35px;color:#1254a4}.thin{height:1px;background:#e5ebf1;margin:18px 0}.checkout-summary{background:#f7fafc;padding:22px;border-radius:14px}.checkout-summary>div{display:flex;justify-content:space-between;margin-bottom:12px;font-size:13px}.checkout-summary .total{font-size:18px;font-weight:900;border-top:1px solid #dfe6ed;padding-top:17px;margin-bottom:0}.watch-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;grid-gap:20px;gap:20px}.video-shell{width:100%;aspect-ratio:16/9;background:#101e34;display:grid;place-items:center;color:#bdd6e5;border-radius:13px;overflow:hidden}.video-shell iframe{width:100%;height:100%;border:0}.watch-list{border:1px solid #e1e8f0;border-radius:13px;overflow:hidden;align-self:start}.watch-list h3{padding:19px;border-bottom:1px solid #e4e9ef;margin:0}.watch-list a{padding:16px;display:flex;gap:9px;font-size:12px;line-height:1.6;border-bottom:1px solid #edf0f4}.watch-list a.on{background:#eaf4ff;color:#155baf;font-weight:900}.qa-card{padding:20px 23px;border:1px solid #e5eaf0;border-radius:13px;margin:12px 0}.qa-card h4{font-size:14px;margin:12px 0 7px}.qa-card p{font-size:12px;color:#64788e;white-space:pre-wrap;line-height:1.8}.qa-answer{background:#eaf6f8;border-left:3px solid #28b5b3;border-radius:4px;padding:14px;margin-top:14px}.qa-meta{display:flex;gap:10px;align-items:center;font-size:11px;color:#8696a6}.qa-meta b{font-size:11px;color:#1773bd}.admin-tabs{display:flex;gap:8px;flex-wrap:wrap;border-bottom:1px solid #e4eaf0;margin-bottom:25px;padding-bottom:15px}.admin-tabs button{background:#f3f6f9;color:#41556a;border:0;padding:12px 18px;border-radius:9px;font-weight:800}.admin-tabs button.on{background:#0b2a4a;color:#fff}.admin-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:15px;gap:15px;margin:20px 0 33px}.admin-stat{padding:23px;background:#f5f9fc;border:1px solid #e3ebf1;border-radius:15px}.admin-stat span{display:block;font-size:12px;color:#678097;margin-bottom:13px}.admin-stat strong{font-size:30px}.admin-panel{border:1px solid #e2e8ef;padding:26px;border-radius:15px;margin-bottom:20px}.admin-panel h3{font-size:17px;margin-bottom:18px}.admin-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:0 17px;gap:0 17px}.admin-form .full{grid-column:1/-1}.admin-table{width:100%;border-collapse:collapse;font-size:12px}.admin-table th{text-align:left;background:#f4f7fa;padding:13px 12px;color:#5f768c}.admin-table td{border-bottom:1px solid #e9eef3;padding:13px 12px;vertical-align:middle}.admin-table td button{border:1px solid #cedceb;border-radius:7px;background:white;padding:6px 10px}.small-hint{color:#7a8da2;font-size:11px}.lesson-upload{border:1px dashed #bacbdc;padding:23px;border-radius:12px}.upload-progress{height:8px;border-radius:99px;background:#e6edf2;overflow:hidden;margin:12px 0}.upload-progress>div{height:100%;background:#1f7bc3;transition:width .2s}.policy-note{background:#f6f8fb;padding:18px;border-radius:12px;font-size:12px;color:#667b8d;line-height:1.9}.book-detail-cover{min-height:420px;background:#f3f7fa;display:grid;place-items:center;border-radius:18px}.book-detail-cover .book-cover{width:230px;height:320px;margin:0;padding:28px}.book-detail-cover .book-cover strong{font-size:23px}.book-detail-grid{grid-template-columns:1fr 1fr}.qty-row{display:flex;align-items:center;gap:13px;margin:20px 0}.qty-row input{width:72px;text-align:center;padding:9px;border:1px solid #cbd5e1;border-radius:8px}.red{color:#c34b3b}@media(max-width:1100px){.nav{gap:16px}.head-inner{gap:25px}.book-grid,.course-grid{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:41px}.detail-grid{grid-template-columns:1fr 340px;gap:30px}}@media(max-width:800px){.wrap{width:min(100% - 32px,650px)}.topline{display:none}.header{top:0}.head-inner{min-height:67px;justify-content:space-between;gap:13px}.brand-mark{width:40px;height:39px;font-size:18px}.brand-text{font-size:19px}.nav{display:none;position:absolute;top:67px;left:0;right:0;z-index:20;background:#fff;box-shadow:0 15px 25px #071f3f22;padding:18px 24px;align-items:stretch;flex-direction:column;gap:0}.nav.nav-open{display:flex}.mobile-nav-links a,.nav>a{padding:14px 4px;border-bottom:1px solid #edf0f5}.mobile-nav-links{display:flex;flex-direction:column}.menu-btn{display:grid;place-items:center;background:none;border:0;padding:6px}.admin-link,.my-link span{display:none}.signin{font-size:12px;padding:9px 12px}.hero-grid{display:block}.hero,.hero-grid{min-height:unset}.hero-copy{padding:56px 0 28px}.hero h1{font-size:37px;letter-spacing:-2px}.hero-desc{font-size:13px}.hero-visual{height:240px;margin-bottom:38px}.hero-panel{transform:rotate(-7deg) scale(.72);width:370px;flex-shrink:0}.hero-float{bottom:-15px;left:6%;transform:scale(.88) rotate(4deg)}.hero-small{display:none}.quick-inner{grid-template-columns:repeat(2,1fr)}.quick-inner>div{border-bottom:1px solid #dce5ec;min-height:93px;padding:15px 9px}.quick-inner>div:first-child{border-left:0}.section{padding-top:55px}.page-head h1,.section-title h2{font-size:25px}.section-title{gap:15px}.section-title .text-link{white-space:nowrap}.book-grid,.course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.course-art{height:145px}.art-content b{font-size:15px}.course-info{padding:14px}.course-info h3{font-size:13px}.course-info p{font-size:10px}.course-bottom{display:block}.course-bottom strong{font-size:15px;display:block}.course-bottom span{display:block;margin-top:7px}.book-card{padding:14px}.book-cover{width:145px;height:185px}.book-cover strong{font-size:13px}.banner{padding:30px;display:block}.banner h2{font-size:23px}.banner-icon{display:none}.banner .btn{margin-top:20px}.footgrid{grid-template-columns:1fr 1fr;gap:30px}.footgrid>div:first-child{grid-column:1/-1}.footbottom{display:block}.footbottom span{display:block;margin-top:8px}.book-detail-grid,.detail-grid,.my-grid,.watch-grid{grid-template-columns:1fr}.sidepanel{position:static}.detail-head h1{font-size:27px}.page-wrap{padding-top:35px}.admin-grid{grid-template-columns:repeat(2,1fr)}.admin-form{grid-template-columns:1fr}.admin-panel{padding:17px}.admin-table{font-size:10px}.table-scroll{overflow-x:auto}.search{min-width:0;width:180px}.form-card{margin:25px 0;padding:24px}}@media(max-width:370px){.brand-sub{letter-spacing:1px}.my-link{display:none}.hero h1{font-size:32px}.hero-buttons .btn{padding:13px}.quick-inner span{font-size:10px}.course-art{height:129px}}.brand-approved{width:238px;max-width:100%;display:inline-flex;align-items:center;justify-content:flex-start;overflow:visible;flex-shrink:0}.brand-approved img{width:100%;height:auto;display:block;object-fit:contain;filter:drop-shadow(0 1px 0 #ffffff55)}.topline{background:#09234a}.head-inner{gap:25px}.nav{gap:20px}.mypage-top{display:flex;justify-content:space-between;align-items:center;border-radius:23px;background:linear-gradient(115deg,#f1f7ff,#edf8ff 60%,#f2f2ff);padding:30px 38px;margin-bottom:21px;overflow:hidden}.mypage-top h1{font-size:31px;font-weight:900;margin:7px 0 8px;letter-spacing:-1.3px}.mypage-top p:not(.eyebrow){font-size:13px;color:#61758e;margin:0}.mypage-top img{width:150px;max-width:30%;filter:drop-shadow(0 12px 20px #235f9e20)}.my-dash{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:13px;gap:13px;margin:25px 0}.my-dash>div{display:grid;grid-template-columns:30px 1fr;grid-template-rows:auto auto;grid-gap:5px 12px;gap:5px 12px;align-items:center;background:#fff;border:1px solid #e2e9f2;padding:19px 20px;border-radius:15px;box-shadow:0 8px 20px #07274607}.my-dash svg{grid-row:1/3;color:#2774d2}.my-dash span{font-size:12px;color:#708398}.my-dash b{font-size:26px;color:#0e3667}.my-dash b small{font-size:12px;margin-left:3px;color:#7890a9;font-weight:600}.my-page-grid{display:grid;grid-template-columns:235px minmax(0,1fr);grid-gap:23px;gap:23px}.mypage-menu{background:#fff;border:1px solid #e2eaf2;border-radius:17px;padding:12px;height:max-content;position:-webkit-sticky;position:sticky;top:110px;box-shadow:0 8px 20px #09244608}.mypage-menu button{display:flex;align-items:center;gap:13px;width:100%;border:0;background:transparent;text-align:left;border-radius:10px;padding:14px 13px;color:#5b7290;font-size:13px;font-weight:800}.mypage-menu button svg:last-child{margin-left:auto}.mypage-menu button.current{background:#e8f3ff;color:#185cb8}.mypage-main{min-width:0;background:#fff;border:1px solid #e2eaf2;border-radius:17px;padding:24px 28px;min-height:510px;box-shadow:0 8px 20px #09244606}.my-section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:21px;padding-bottom:17px;border-bottom:1px solid #e8edf5}.my-section-head h2{font-size:21px;letter-spacing:-.6px;margin:0}.my-section-head button{display:flex;align-items:center;gap:6px}.mypage-main h3{font-size:16px;margin:21px 0 15px}.my-course{border:1px solid #dfebf7;border-radius:15px;padding:22px;margin-bottom:15px;background:#fff}.my-course h4{margin:12px 0 8px;font-size:18px;line-height:1.5;letter-spacing:-.5px}.my-course p{font-size:12px;color:#647d99;margin:0 0 18px}.learning-bar{height:9px;border-radius:100px;overflow:hidden;background:#e9eff6;margin-bottom:13px}.learning-bar span{display:block;height:100%;background:linear-gradient(90deg,#245dca,#24bee9);border-radius:100px}.learnline{display:flex;align-items:center;justify-content:space-between;gap:15px}.learnline small{color:#71859d}.learnline .btn{padding:10px 15px}.button-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.my-device,.my-order{border:1px solid #e4edf5;border-radius:12px;margin:11px 0;padding:20px;display:flex;align-items:center;justify-content:space-between;gap:15px}.my-device strong,.my-order b{font-size:13px;color:#173e71}.my-device p,.my-order p{font-size:11px;color:#8192a6;margin:7px 0 0;word-break:break-all}.my-order h3{text-align:right;margin:10px 0 0}.my-device{justify-content:flex-start}.my-device>svg{color:#2469c3;flex-shrink:0}.my-device .badge{margin-left:8px}.security-summary{display:flex;gap:17px;align-items:center;border:1px solid #cae2ff;border-radius:15px;padding:18px 20px;background:#edf6ff}.security-summary svg{flex-shrink:0;color:#1874c7}.security-summary h3{margin:0 0 7px}.security-summary p{font-size:12px;line-height:1.8;color:#55718b;margin:0}.security-reset{margin-top:26px;padding:18px 16px;border:1px solid #e2eaf3;border-radius:13px;display:flex;align-items:center;gap:14px}.security-reset>svg{color:#2269bd;flex-shrink:0}.security-reset div{flex:1 1}.security-reset b{color:#17395e;font-size:13px}.security-reset p{font-size:11px;color:#7b8b9c;line-height:1.8;margin:8px 0}.profile-form{max-width:510px}.watch-list .watch-back{color:#1863b6;font-weight:800}.secure-video{position:relative;isolation:isolate}.secure-video iframe{width:100%;height:100%;border:0;position:absolute;inset:0}.viewer-watermark{position:absolute;pointer-events:none!important;z-index:5;color:rgba(255,255,255,.45);font-size:12px;letter-spacing:1px;font-weight:900;line-height:1.7;text-shadow:0 1px 5px #09192a99;-webkit-user-select:none;-moz-user-select:none;user-select:none;max-width:230px;transform:rotate(-15deg);text-align:center;transition:top .5s,left .5s,bottom .5s}.viewer-watermark.mark-0{top:12%;left:7%}.viewer-watermark.mark-1{top:18%;left:54%}.viewer-watermark.mark-2{top:70%;left:31%}.viewer-watermark.mark-3{top:46%;left:12%}.viewer-watermark.mark-4{top:62%;left:60%}.video-fallback{max-width:510px;text-align:center;padding:30px;color:#dae9ff}.video-fallback h3{font-size:19px;color:#fff;margin:15px 0}.video-fallback p{font-size:13px;line-height:1.8;margin:8px 0 21px}.video-fallback .btn{margin:5px}.secure-toolbar{display:flex;gap:10px;justify-content:space-between;align-items:center;background:#edf6ff;border:1px solid #d6eaff;padding:12px 15px;border-radius:12px;margin-top:12px}.secure-toolbar>span{display:inline-flex;align-items:center;gap:7px;color:#245c9e;font-size:12px;font-weight:700}.secure-toolbar>div{display:flex;gap:7px}.secure-toolbar .btn{padding:7px 12px;font-size:11px}@media(max-width:1100px){.brand-approved{width:197px}.head-inner{gap:19px}.nav{gap:14px}}@media(max-width:800px){.brand-approved{width:176px}.head-inner{gap:9px}.mypage-top{padding:23px}.mypage-top h1{font-size:23px}.mypage-top img{width:95px}.my-dash{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.my-dash>div{padding:14px 13px}.my-dash b{font-size:23px}.my-page-grid{grid-template-columns:1fr}.mypage-menu{display:flex;overflow-x:auto;gap:5px;position:static;scrollbar-width:thin;white-space:nowrap;padding:7px}.mypage-menu button{white-space:nowrap;width:auto;gap:8px;padding:10px}.mypage-menu button svg:last-child{display:none}.mypage-main{padding:17px 13px;min-height:370px}.secure-toolbar{flex-wrap:wrap}.secure-toolbar>div{justify-content:space-between}.my-order{align-items:flex-start}.my-order h3{font-size:15px}.security-reset{flex-wrap:wrap}.security-reset button{width:100%}}@media(max-width:370px){.brand-approved{width:143px}.my-dash>div{grid-template-columns:23px 1fr;gap:6px}.my-dash b{font-size:20px}.my-dash svg{width:20px}.mypage-top img{width:70px}.mypage-main h3{font-size:15px}.learnline{flex-wrap:wrap}}.secure-video:-webkit-full-screen{width:100vw;height:100vh;max-height:100vh;aspect-ratio:auto;border-radius:0;background:#050b16}.secure-video:fullscreen{width:100vw;height:100vh;max-height:100vh;aspect-ratio:auto;border-radius:0;background:#050b16}.footer .brand-approved{background:#fff;padding:9px 11px;border-radius:12px;width:228px}@media(max-width:800px){.footer .brand-approved{width:205px}}.video-library,.video-queue{display:grid;grid-gap:11px;gap:11px;margin:15px 0 22px}.video-library-card,.video-qrow{border:1px solid #e0e9f4;border-radius:14px;padding:16px;background:#f9fcff;display:flex;flex-direction:column;gap:7px}.video-library-card strong,.video-qrow strong{font-weight:800;overflow-wrap:anywhere}.video-library-card p,.video-qrow>span{font-size:12px;color:#607891;margin:0;overflow-wrap:anywhere}.video-library-card{background:#fff;flex-direction:row;align-items:center;justify-content:space-between;gap:15px}.video-library-card.selected{border:2px solid #3974d9;background:#f0f6ff}.video-attach{background:#f5f9ff;border-color:#b8d5fe}.teacher-edit-photo{width:132px;aspect-ratio:3/4;object-fit:cover;border-radius:13px;display:block;margin:15px 0;border:1px solid #dde5ef}.curriculum-edit{border:1px solid #dfe7f0;border-radius:14px;margin:10px 0;padding:20px;background:#fafcff}.bank-admin-list,.teacher-admin-list{margin-top:16px;display:grid;grid-gap:8px;gap:8px}.bank-admin-row,.teacher-admin-row{display:flex;align-items:center;gap:14px;justify-content:space-between;border-bottom:1px solid #e6ebf0;padding:12px 2px;flex-wrap:wrap}.teacher-admin-row span{flex:1 1;color:#64778b}.bank-admin-row button,.teacher-admin-row button{border:1px solid #c8d9ec;background:#eef5ff;color:#164d91;border-radius:9px;padding:8px 12px;font-weight:800}.bank-admin-row{align-items:flex-start;display:grid;grid-template-columns:160px 1fr 100px 80px}.bank-admin-row .math-text{margin:0;max-height:100px;overflow:hidden}.bank-admin-row small{color:#7b8a9e}.media-uploader{display:flex;align-items:center;gap:13px;flex-wrap:wrap;padding:8px 0}.media-placeholder{display:inline-flex;align-items:center;justify-content:center;min-height:100px;color:#7f93a8;background:#edf3f8;border-radius:12px;padding:10px}.image-thumbs{display:flex;gap:12px;flex-wrap:wrap;margin:13px 0}.image-thumbs>div>img,.image-thumbs>img{width:auto;max-width:220px;max-height:180px;object-fit:contain;border-radius:12px;border:1px solid #dfe7ef;background:white}.image-thumbs>div{display:flex;flex-direction:column;align-items:flex-start;gap:5px}.image-thumbs>div button{border:0;background:#ffeded;color:#9b3030;padding:5px 10px;border-radius:6px}.math-editor{border:1px solid #d8e5f2;background:#fff;border-radius:13px;overflow:hidden}.math-editor textarea{border:0!important;border-radius:0!important;display:block;width:100%;min-height:120px;padding:15px;font-size:14px;line-height:1.8;resize:vertical}.math-toolbar{background:#f0f5fd;border-bottom:1px solid #d8e5f2;padding:9px;display:flex;flex-wrap:wrap;gap:5px}.math-toolbar button{font-size:12px;border:1px solid #c9d9ef;border-radius:6px;background:white;color:#254e86;font-weight:700;padding:7px 9px}.math-toolbar button:hover{background:#e1edff}.math-toolbar .math-toggle{margin-left:auto;background:#143a69;color:white}.math-editor>.small-hint{padding:0 12px;margin:9px 0}.math-preview{padding:13px;background:#f8fbff;border-top:1px dashed #c7d7ef;min-height:68px}.math-preview>b{display:block;font-size:11px;color:#68809e;margin-bottom:8px}.math-text{white-space:pre-wrap;line-height:1.9;overflow-wrap:anywhere}.math-inline{white-space:normal}.math-display{display:block;margin:12px 0;overflow-x:auto;text-align:center}.teacher-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:24px;gap:24px}.teacher-card{display:block;overflow:hidden;border-radius:20px;border:1px solid #e2eaf3;background:#fff;box-shadow:0 15px 35px #1234560b;padding-bottom:25px}.teacher-card>img,.teacher-placeholder{width:100%;height:280px;object-fit:cover;object-position:top;background:linear-gradient(140deg,#0a2551,#1b89d8)}.teacher-placeholder{display:grid;place-items:center;color:#fff;font-size:20px;font-weight:900;letter-spacing:4px}.teacher-card>.eyebrow,.teacher-card>.text-link,.teacher-card>h2,.teacher-card>p{margin-left:22px;margin-right:22px}.teacher-card>.eyebrow{margin-top:19px}.teacher-card h2{margin-bottom:11px}.teacher-card>p{line-height:1.8;color:#64748b;min-height:44px}.teacher-hero{display:grid;grid-template-columns:300px 1fr;align-items:center;grid-gap:50px;gap:50px;border:1px solid #dbe6f3;border-radius:25px;background:linear-gradient(110deg,#f2f8ff,#fff);padding:35px;margin-bottom:28px}.teacher-hero-photo{width:300px;height:350px;object-fit:cover;object-position:top;border-radius:16px}.teacher-hero h1{font-size:44px}.teacher-hero h2{font-size:27px;color:#204f90;line-height:1.6}.preline,.teacher-bio{white-space:pre-line;line-height:2}.teacher-info-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:24px;gap:24px}.curriculum-roadmap{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:17px;gap:17px;margin:24px 0}.curriculum-card{border:1px solid #dbe7f4;border-radius:17px;padding:24px;background:#fff}.curriculum-card>b{display:block;color:#096ee4;font-size:13px;letter-spacing:2px;margin-bottom:14px}.curriculum-card h3{font-size:19px;line-height:1.5}.curriculum-card p{font-size:13px;color:#64748b;line-height:1.9;white-space:pre-line}.section-pad{margin-top:65px}.option-edit{display:flex;align-items:center;gap:10px;margin:8px 0}.option-edit input{flex:1 1}.csv-import{padding:23px;background:#eef7ff;border:1px solid #ccdef0;border-radius:17px;margin:35px 0}.csv-import p{line-height:1.7;color:#567087}.practice-question .qa-meta{margin-bottom:22px}.practice-options{display:grid;grid-gap:10px;gap:10px;margin:25px 0}.practice-options label{display:flex;align-items:flex-start;gap:8px;padding:12px;border:1px solid #dce6f2;border-radius:11px;cursor:pointer}.practice-options label:has(input:checked){border-color:#3c77db;background:#edf5ff}.practice-options label .math-text{display:inline-block;flex:1 1}.practice-question{margin:22px 0}.page-wrap .teacher-grid .text-link{color:#096fe4}@media(max-width:1000px){.curriculum-roadmap,.teacher-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.bank-admin-row{grid-template-columns:120px 1fr 80px}.bank-admin-row small{display:none}}@media(max-width:700px){.video-library-card{flex-direction:column;align-items:flex-start}.curriculum-roadmap,.teacher-grid,.teacher-hero,.teacher-info-grid{grid-template-columns:1fr}.teacher-hero{gap:20px;padding:22px}.teacher-hero-photo{width:100%;height:auto;max-height:360px}.teacher-hero h1{font-size:31px}.teacher-card>img,.teacher-placeholder{height:240px}.math-toolbar .math-toggle{margin-left:0}.bank-admin-row{display:block}.bank-admin-row>*{display:block;margin:7px 0}.math-editor textarea{font-size:16px}.video-qrow{padding:10px}.image-thumbs>div>img,.image-thumbs>img{max-width:140px;max-height:160px}}.business-lines{display:flex;flex-direction:column;gap:5px;margin-top:20px;color:#91a8bf;font-size:11px;line-height:1.65}.footer .business-lines span{display:block}.support-phone{display:inline-block!important;color:#fff!important;font-size:22px!important;font-weight:900;letter-spacing:-.5px;margin:0 0 2px}.legal-links{display:flex;flex-wrap:wrap;gap:8px 14px;margin-top:14px}.legal-links a{position:relative}.legal-links a:not(:last-child):after{content:"·";position:absolute;right:-9px;color:#55708c}.legal-page{padding:52px 0 20px;max-width:900px}.legal-page h1{font-size:34px;letter-spacing:-1.8px;margin-bottom:12px}.legal-page .lead{color:#66788c;line-height:1.8;margin-bottom:34px}.legal-card{border:1px solid #e2e9f0;border-radius:15px;padding:26px 28px;margin:15px 0;background:#fff}.legal-card h2{font-size:18px;margin-bottom:14px}.legal-card li,.legal-card p{font-size:13px;color:#52667b;line-height:1.9}.legal-card ul{padding-left:20px;margin:0}.business-table{width:100%;border-collapse:collapse}.business-table td,.business-table th{padding:13px 10px;border-bottom:1px solid #e8edf2;text-align:left;font-size:13px;vertical-align:top}.business-table th{width:180px;color:#6c7d90;font-weight:700}.business-table td{color:#20364f;font-weight:600}@media(max-width:800px){.support-phone{font-size:19px!important}.business-table th{width:125px}.legal-page{padding-top:35px}.legal-card{padding:20px}.footgrid{grid-template-columns:1fr}.footgrid>div:first-child{grid-column:auto}}.install-btn{display:inline-flex;align-items:center;gap:5px;border:1px solid #cbd8e7;background:#f7fbff;color:#173c69;border-radius:9px;padding:8px 10px;font-size:11px;font-weight:800}.install-guide{position:fixed;right:18px;top:92px;z-index:150;width:min(330px,calc(100vw - 36px));background:#fff;border:1px solid #d9e3ee;border-radius:15px;box-shadow:0 18px 50px #10243e25;padding:18px 20px}.install-guide>button{position:absolute;right:10px;top:8px;border:0;background:none;font-size:22px}.install-guide b{display:block;margin-bottom:7px}.install-guide p{margin:0;color:#60748a;line-height:1.7}.auth-shell{padding:46px 0}.signup-card{max-width:920px;margin:auto;border:1px solid #e3e9f1;background:#fff;border-radius:22px;padding:32px 38px;box-shadow:0 20px 60px #10243e0d}.auth-wide{max-width:520px;margin:55px auto}.signup-steps{display:grid;grid-template-columns:repeat(5,1fr);grid-gap:5px;gap:5px;margin:25px 0 38px;border-top:1px solid #e5eaf0;padding-top:20px}.signup-steps>div{display:flex;align-items:center;gap:8px;color:#9aa8b7;font-size:11px;font-weight:700}.signup-steps b{display:grid;place-items:center;width:25px;height:25px;border-radius:50%;background:#eef2f6}.signup-steps .on{color:#1558db}.signup-steps .on b{background:#1558db;color:#fff}.member-type-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:18px;gap:18px;margin:26px 0}.member-type-grid button{text-align:left;border:1px solid #dce5ef;background:#fff;border-radius:17px;padding:30px;transition:.2s}.member-type-grid button:hover{border-color:#4a82dd;transform:translateY(-2px);box-shadow:0 15px 35px #16385f12}.member-type-grid b{display:block;font-size:22px;margin-bottom:7px}.member-type-grid span{color:#1767c9;font-weight:800}.member-type-grid p{margin:15px 0 0;color:#65788c;line-height:1.7}.signup-section{border-top:1px solid #e7ecf2;padding-top:25px;margin-top:28px}.signup-section h3{font-size:17px}.terms-box{display:grid;grid-gap:11px;gap:11px;border:1px solid #dce5ef;background:#f8fbff;border-radius:14px;padding:18px;margin:24px 0}.guardian-consent,.terms-box label{display:flex;align-items:center;gap:8px}.auth-actions{justify-content:flex-end;margin-top:25px}.verify-card{text-align:center;padding:45px 20px}.verify-card h1{font-size:28px}.verify-card p{color:#65788c;line-height:1.8}.verify-card .button-row{justify-content:center;margin:25px 0}.school-select-row{display:flex;gap:8px}.school-select-row input{flex:1 1}.modal-backdrop{position:fixed;inset:0;background:#07182c99;z-index:200;display:grid;place-items:center;padding:20px}.modal-card{background:white;border-radius:20px;width:min(780px,100%);max-height:82vh;overflow:auto;padding:25px;box-shadow:0 24px 80px #0006}.modal-head{display:flex;justify-content:space-between;align-items:center}.school-search-grid{grid-template-columns:130px 150px 1fr auto;margin:18px 0}.school-results,.school-search-grid{display:grid;grid-gap:8px;gap:8px}.school-results button{text-align:left;border:1px solid #dce6f0;background:#fff;border-radius:12px;padding:14px 16px}.school-results button:hover{border-color:#4782d8;background:#f3f8ff}.school-results b,.school-results small,.school-results span{display:block}.school-results span{color:#356da8;font-size:12px;margin-top:5px}.school-results small{color:#748496;margin-top:4px}.guardian-consent{margin-top:15px;background:#fff7ed;border:1px solid #fed7aa;padding:13px;border-radius:10px}.admin-panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.cms-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:18px;gap:18px}.cms-card{border:1px solid #dfe7f0;border-radius:16px;padding:20px;background:#fff}.cms-item{border-top:1px solid #e8edf3;padding:18px 0}.cms-item:first-of-type{border-top:0}.cms-item-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px}.cms-item-head label{font-size:12px}.cms-preview-img{display:block;max-width:100%;max-height:220px;object-fit:contain;margin-top:10px;border:1px solid #e1e7ee;border-radius:10px}.cms-preview-img.small{max-height:150px}.history-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid #edf0f4}.danger{color:#a83232!important}.hero-cms-image{width:100%;max-height:360px;object-fit:cover;border-radius:24px;box-shadow:0 24px 70px #0004}.side-ad{position:fixed;top:180px;z-index:45;width:120px;border-radius:12px;overflow:hidden;box-shadow:0 8px 26px #10243e28;background:#fff}.side-ad img{display:block;width:100%;height:auto}.side-ad-left{left:max(8px,calc(50vw - 735px))}.side-ad-right{right:max(8px,calc(50vw - 735px))}.floating-ad{display:none}.cms-public-text{border:1px solid #e2e9f1;border-radius:18px;padding:34px;margin-top:55px}.cms-text-body{white-space:pre-line;line-height:2;color:#475d73}.cms-public-image img{display:block;width:100%;max-height:520px;object-fit:cover;border-radius:18px}.home-video{max-width:900px;margin:auto;aspect-ratio:16/9;background:#061426;border-radius:18px;overflow:hidden}.home-video iframe{width:100%;height:100%;border:0}.member-search{display:flex;gap:8px;margin:18px 0}.member-search input{flex:1 1}.member-layout{display:grid;grid-template-columns:340px 1fr;grid-gap:18px;gap:18px}.member-list{border:1px solid #dfe7f0;border-radius:14px;max-height:640px;overflow:auto}.member-list button{width:100%;text-align:left;border:0;border-bottom:1px solid #edf1f5;background:#fff;padding:13px 15px}.member-list button.on{background:#edf5ff}.member-list b,.member-list small,.member-list span{display:block}.member-list span{font-size:11px;color:#537095;margin-top:4px}.member-list small{color:#7a8897;margin-top:4px}.member-detail{border:1px solid #dfe7f0;border-radius:14px;padding:20px}.member-detail-head{display:flex;justify-content:space-between;align-items:flex-start}.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;margin-top:20px}.detail-grid dl{margin:0;background:#f8fafc;border-radius:12px;padding:14px}.detail-grid dt{font-size:10px;color:#7a899a;margin-top:8px}.detail-grid dt:first-child{margin-top:0}.detail-grid dd{margin:3px 0 0;font-weight:700;overflow-wrap:anywhere}.danger-badge{background:#ffeded!important;color:#a83232!important}@media(max-width:1450px){.side-ad{display:none}}@media(max-width:800px){.install-btn{padding:7px 8px}.signup-card{padding:22px 16px}.signup-steps{overflow-x:auto;grid-template-columns:repeat(5,minmax(100px,1fr))}.cms-grid,.detail-grid,.member-layout,.member-type-grid{grid-template-columns:1fr}.school-search-grid{grid-template-columns:1fr 1fr}.school-search-grid button,.school-search-grid input{grid-column:1/-1}.admin-panel-head{flex-direction:column}.floating-ad{display:block;position:fixed;left:12px;right:12px;bottom:12px;z-index:65;border-radius:12px;overflow:hidden;box-shadow:0 10px 35px #10243e35}.floating-ad img{display:block;width:100%;max-height:86px;object-fit:cover}.hero-cms-image{max-height:280px}.auth-actions{justify-content:stretch}.auth-actions .btn{flex:1 1}.head-actions .install-btn{font-size:0}.head-actions .install-btn svg{width:18px;height:18px}}.home-popup{position:fixed;bottom:26px;z-index:90;width:300px;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 18px 55px #0b1e3540;border:1px solid #dfe7ef}.home-popup img{display:block;width:100%;max-height:380px;object-fit:cover}.home-popup-x{position:absolute;right:7px;top:7px;width:30px;height:30px;border-radius:50%;border:0;background:#0009;color:#fff;font-size:20px;z-index:2}.home-popup>div{display:flex;justify-content:space-between}.home-popup>div button{flex:1 1;border:0;background:#fff;padding:10px;font-size:11px;color:#52677e}.home-popup>div button+button{border-left:1px solid #e5eaf0}@media(max-width:800px){.home-popup{left:12px!important;right:12px;width:auto;bottom:110px}.home-popup:nth-of-type(n+2){display:none}}.youtube-shell{aspect-ratio:auto!important;display:block!important;background:#08182c!important;overflow:hidden}.jjun-youtube-player{width:100%;background:#071426;color:#fff;outline:none}.jjun-yt-stage{position:relative;width:100%;aspect-ratio:16/9;background:#000;overflow:hidden}.jjun-yt-stage iframe{position:absolute;border:0}.jjun-yt-error,.jjun-yt-loading{position:absolute;inset:0;display:grid;place-items:center;padding:30px;text-align:center;background:#071426;color:#dbe9f8;font-size:13px;z-index:2}.jjun-yt-error{background:#251019;color:#ffd9dd}.jjun-player-bar{display:grid;grid-template-columns:auto minmax(120px,1fr) auto;align-items:center;grid-gap:14px;gap:14px;padding:12px 14px;background:#0a1f39;border-top:1px solid #18395d}.jjun-player-main-controls,.jjun-player-side-controls{display:flex;align-items:center;gap:8px}.jjun-player-icon,.jjun-player-play{display:inline-flex;align-items:center;justify-content:center;border:1px solid #2d4d70;background:#102b4b;color:#fff;border-radius:9px;width:38px;height:36px;cursor:pointer}.jjun-player-play{width:42px;background:#2368d6;border-color:#3479e7}.jjun-player-icon:disabled,.jjun-player-play:disabled{opacity:.45;cursor:not-allowed}.jjun-player-time{font-size:11px;color:#c8d7e8;min-width:84px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.jjun-player-progress,.jjun-player-volume{accent-color:#4382e8;cursor:pointer}.jjun-player-progress{width:100%;min-width:120px}.jjun-player-volume{width:78px}.jjun-player-rate{height:34px;border:1px solid #2d4d70;background:#102b4b;color:#fff;border-radius:8px;padding:0 8px;font-size:11px}.jjun-player-brand{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:8px 14px 10px;background:#071426;color:#7f9bb9;font-size:10px;border-top:1px solid #102942}.jjun-player-brand strong{color:#c9dcf2;letter-spacing:1.4px;font-size:10px}.jjun-youtube-player:-webkit-full-screen{width:100vw;height:100vh;display:flex;flex-direction:column;background:#000}.jjun-youtube-player:fullscreen{width:100vw;height:100vh;display:flex;flex-direction:column;background:#000}.jjun-youtube-player:-webkit-full-screen .jjun-yt-stage{flex:1 1;aspect-ratio:auto}.jjun-youtube-player:fullscreen .jjun-yt-stage{flex:1 1;aspect-ratio:auto}.jjun-youtube-player:-webkit-full-screen .jjun-player-bar,.jjun-youtube-player:-webkit-full-screen .jjun-player-brand{flex:0 0 auto}.jjun-youtube-player:fullscreen .jjun-player-bar,.jjun-youtube-player:fullscreen .jjun-player-brand{flex:0 0 auto}@media(max-width:800px){.jjun-player-bar{grid-template-columns:1fr;gap:8px;padding:10px}.jjun-player-main-controls,.jjun-player-side-controls{justify-content:center;flex-wrap:wrap}.jjun-player-progress{grid-row:2}.jjun-player-brand{justify-content:center}.jjun-player-brand span{display:none}.jjun-player-volume{width:64px}.jjun-player-time{min-width:auto}}.jjun-youtube-player{border-radius:14px;overflow:hidden;box-shadow:0 16px 42px rgba(0,0,0,.22);border:1px solid #173557}.jjun-yt-stage{background:radial-gradient(circle at 50% 42%,#10243b 0,#02070d 55%,#000 100%)}.jjun-yt-stage iframe{display:block;background:#000}.jjun-player-bar{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.jjun-player-icon,.jjun-player-play,.jjun-player-rate{transition:transform .15s ease,background .15s ease,border-color .15s ease}.jjun-player-icon:hover:not(:disabled),.jjun-player-play:hover:not(:disabled){transform:translateY(-1px);border-color:#5898e9}.jjun-player-play:hover:not(:disabled){background:#2d76e5}.jjun-player-progress{height:4px}.jjun-player-brand{-webkit-user-select:none;-moz-user-select:none;user-select:none}.jjun-youtube-player.compact .jjun-player-brand{padding:6px 12px 8px}.jjun-youtube-player.compact .jjun-player-bar{padding:10px 12px}.custom-home-player{max-width:980px;margin:0 auto}@media(max-width:640px){.jjun-youtube-player{border-radius:10px}.jjun-player-side-controls .jjun-player-volume{display:none}.jjun-player-time{font-size:10px}}.jjun-yt-stage iframe{inset:0;width:100%;height:100%;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.jjun-yt-click-shield{position:absolute;inset:0;z-index:4;display:block;width:100%;height:100%;margin:0;padding:0;border:0;background:transparent;cursor:pointer;-webkit-tap-highlight-color:transparent}.jjun-yt-click-shield:focus-visible{outline:2px solid #7db0ff;outline-offset:-4px}.jjun-yt-brand-mask{position:absolute;z-index:3;pointer-events:none;background:#000}.jjun-yt-mask-tl{left:0;top:0;width:150px;height:34px}.jjun-yt-mask-tr{right:0;top:0;width:96px;height:34px}.jjun-yt-mask-bl{left:0;bottom:0;width:92px;height:30px}.jjun-yt-mask-br{right:0;bottom:0;width:108px;height:30px}.jjun-yt-error,.jjun-yt-loading{z-index:6}@media(max-width:640px){.jjun-yt-mask-tl{width:112px;height:30px}.jjun-yt-mask-tr{width:78px;height:30px}.jjun-yt-mask-bl{width:72px;height:26px}.jjun-yt-mask-br{width:88px;height:26px}}.jjun-yt-brand-mask{display:none!important}.jjun-yt-stage iframe{inset:0!important;width:100%!important;height:100%!important;transform:none!important;pointer-events:none!important}.jjun-yt-click-shield{inset:0!important}@media(max-width:640px){.jjun-youtube-player{width:100%;max-width:100%;overflow:hidden}.jjun-yt-stage{width:100%;aspect-ratio:16/9;overflow:hidden}.jjun-player-bar{width:100%;box-sizing:border-box}}