@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.inline{display:inline}.table{display:table}}:root{--ink:#182b3b;--ink-soft:#314758;--muted:#6f7d86;--paper:#f8f3eb;--paper-deep:#eee5d8;--card:#fffdfa;--line:#ded5c8;--gold:#b98a3d;--gold-light:#e2c28a;--gold-pale:#f5e9d2;--navy:#172d3d;--navy-deep:#0d202e;--rose:#e9356d;--cyan:#39b6d3;--lime:#a8cf09;--violet:#a85aa6;--danger:#a54036;--shadow:0 22px 60px #2a231b1a}*{box-sizing:border-box}html{background:var(--paper);color:var(--ink)}body{background:radial-gradient(circle at 90% 2%, #e2c28a2b, transparent 28%), var(--paper);min-height:100vh;margin:0;font-family:Inter,Microsoft YaHei,PingFang SC,Noto Sans CJK SC,ui-sans-serif,system-ui,sans-serif}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.shell{width:min(1180px,100% - 48px);margin:0 auto}.topbar{z-index:20;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#fffdfae0;border-bottom:1px solid #b98a3d2e;position:sticky;top:0}.topbar-inner{justify-content:space-between;align-items:center;gap:24px;min-height:76px;display:flex}.brand{align-items:center;gap:11px;display:flex}.brand-mark{color:#fff;background:linear-gradient(145deg,var(--gold-light),var(--gold));border-radius:50% 50% 46% 46%;place-items:center;width:40px;height:40px;display:grid;box-shadow:0 8px 20px #b98a3d40,inset 0 -3px #4d341124}.brand-mark.eliora-mark{background:#fffaf3 url(/eliora-life-academy.png) 50% -4px/82px 82px no-repeat;border:1px solid #b98a3d61;overflow:hidden}.brand-copy{line-height:1;display:grid}.brand-copy strong{letter-spacing:.02em;font-family:Georgia,Times New Roman,serif;font-size:22px;font-weight:500}.brand-copy small{color:var(--gold);letter-spacing:.17em;text-transform:uppercase;margin-top:5px;font-size:9px;font-weight:800}.nav{color:var(--muted);align-items:center;gap:8px;font-size:14px;font-weight:700;display:flex}.nav a,.nav button{cursor:pointer;background:0 0;border:0;border-radius:999px;padding:9px 12px;transition:all .15s}.nav a:hover,.nav button:hover{background:var(--gold-pale);color:var(--ink)}.username{color:var(--ink-soft);padding:0 8px}.page{padding:62px 0 90px}.eyebrow{color:var(--gold);letter-spacing:.16em;text-transform:uppercase;align-items:center;gap:7px;font-size:11px;font-weight:850;display:flex}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.035em;margin-bottom:20px;font-family:Georgia,Songti SC,Noto Serif CJK SC,Times New Roman,serif;font-size:clamp(45px,6vw,72px);font-weight:400;line-height:1.12}h1 span{color:var(--gold);font-style:italic}h2{letter-spacing:-.02em;font-family:Georgia,Songti SC,Noto Serif CJK SC,Times New Roman,serif;font-size:34px;font-weight:400}.lede{color:var(--muted);max-width:650px;font-size:17px;line-height:1.7}.hero-row{justify-content:space-between;align-items:end;gap:40px;margin-bottom:42px;display:flex}.hero-row>div:first-child{max-width:760px}.hero-row .eyebrow{margin-bottom:15px}.stat{border-left:1px solid var(--gold-light);min-width:132px;color:var(--muted);white-space:nowrap;padding:16px 18px}.stat strong{color:var(--ink);font-family:Georgia,serif;font-size:38px;font-weight:400;display:block}.hero-seal{width:120px;height:120px;box-shadow:var(--shadow);background:#fffaf3;border:1px solid #b98a3d3d;border-radius:50%;flex:none;padding:8px;overflow:hidden}.hero-seal img{object-fit:cover;border-radius:50%;width:100%;height:100%}.card{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:20px}.button{background:linear-gradient(135deg,var(--navy),var(--navy-deep));color:#fff;cursor:pointer;border:0;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:12px 19px;font-weight:750;transition:transform .15s,box-shadow .15s;display:inline-flex}.button:hover{transform:translateY(-1px);box-shadow:0 10px 24px #0d202e2e}.button:disabled{opacity:.55;cursor:wait;transform:none}.button.secondary{background:var(--gold-pale);color:var(--ink)}.button.danger{background:var(--danger)}.button.small{padding:8px 13px;font-size:13px}.input{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:12px;outline:none;padding:13px 14px;transition:border-color .15s,box-shadow .15s}.input:focus{border-color:var(--gold);box-shadow:0 0 0 3px #b98a3d21}label{color:var(--ink-soft);gap:7px;font-size:13px;font-weight:750;display:grid}.error{color:#943226;background:#fff0eb;border:1px solid #efc5ba;border-radius:12px;padding:11px 13px}.success{color:#235947;background:#eaf5ef;border:1px solid #c5dfd2;border-radius:12px;padding:11px 13px}.muted{color:var(--muted)}.empty{text-align:center;color:var(--muted);background:#fffdfa73;border:1px dashed #cbbfae;border-radius:20px;padding:58px 24px}.empty h3{color:var(--ink)}.empty.compact{padding:28px 18px}.empty-icon{width:54px;height:54px;color:var(--gold);background:var(--gold-pale);border-radius:50%;place-items:center;margin:0 auto 16px;display:grid}.auth-page{grid-template-columns:1.08fr .92fr;min-height:100vh;display:grid}.auth-art{color:#fff;background:radial-gradient(circle at 80% 25%, #e2c28a3d, transparent 27%), linear-gradient(145deg,var(--navy-deep),#1e3a4d 70%,#294b5b);flex-direction:column;justify-content:space-between;min-height:100vh;padding:clamp(40px,6vw,84px);display:flex;position:relative;overflow:hidden}.auth-art:before{content:"";border:1px solid #e2c28a40;border-radius:50%;width:540px;height:540px;position:absolute;bottom:-210px;right:-230px;box-shadow:0 0 0 70px #e2c28a06,0 0 0 140px #e2c28a05}.auth-art:after{content:"✦";color:var(--gold-light);opacity:.8;font-size:40px;position:absolute;top:14%;right:12%}.auth-art>*{z-index:1;position:relative}.auth-art .brand-mark{color:var(--navy);background:linear-gradient(145deg,#f4ddae,var(--gold))}.auth-art .brand-mark.eliora-mark{background:#fffaf3 url(/eliora-life-academy.png) 50% -4px/82px 82px no-repeat}.auth-art .brand-copy small,.auth-art .eyebrow{color:var(--gold-light)}.auth-message{max-width:700px}.auth-message .eyebrow{margin-bottom:20px}.auth-message h1{max-width:720px;font-size:clamp(52px,6.4vw,86px)}.auth-message p{color:#ffffffb8;max-width:580px;font-size:17px;line-height:1.7}.auth-signature{color:#ffffff9e;letter-spacing:.06em;font-family:Georgia,serif}.auth-signature span{color:var(--gold-light);margin:0 8px}.auth-panel{background:#fffaf3;place-items:center;padding:40px;display:grid}.auth-box{width:min(430px,100%)}.auth-box h2{margin:8px 0 10px;font-size:42px}.auth-box>.muted{margin-bottom:26px}.stack{gap:16px;display:grid}.course-lockup{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:32px;display:grid}.course-lockup.single{grid-template-columns:120px}.course-logo{border:1px solid var(--line);background:#fff;border-radius:16px;height:112px;overflow:hidden;box-shadow:0 10px 26px #28221a12}.course-logo img{object-fit:contain;width:100%;height:100%}.parents-logo img{transform:scale(1.18)}.filters{background:#fffdfab3;border:1px solid #b98a3d33;border-radius:18px;grid-template-columns:1fr 230px auto;gap:10px;margin:28px 0 18px;padding:10px;display:grid}.search-field{position:relative}.search-field>svg{z-index:1;color:var(--muted);position:absolute;top:14px;left:14px}.search-field .input{padding-left:43px}.collection-section{margin-top:52px}.course-section{padding-top:4px;position:relative}.course-section:before{content:"";background:var(--gold);border-radius:2px;width:82px;height:2px;position:absolute;top:0;left:0}.course-parents:before{background:linear-gradient(90deg,var(--cyan),var(--violet),var(--rose),#f6c94e,var(--lime));width:128px}.course-individual:before{background:var(--muted)}.section-head{justify-content:space-between;align-items:end;gap:20px;margin:22px 0 20px;display:flex}.section-head h2{margin:2px 0 0}.section-head p{color:var(--muted);margin:5px 0 0}.folder-heading{align-items:center;gap:16px;display:flex}.course-mark{border:1px solid var(--line);background:#fff;border-radius:17px;flex:none;width:66px;height:66px;overflow:hidden;box-shadow:0 9px 22px #241e1714}.course-mark img{object-fit:contain;width:100%;height:100%}.course-parents .course-mark img{transform:scale(1.2)}.course-kicker{color:var(--gold);letter-spacing:.15em;text-transform:uppercase;align-items:center;gap:6px;font-size:10px;font-weight:850;display:flex}.course-parents .course-kicker{color:var(--rose)}.lesson-count{color:var(--muted);background:#ffffffa6;border-radius:999px;padding:7px 12px;font-size:12px;font-weight:750}.video-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.video-card{transition:transform .2s,box-shadow .2s,border-color .2s;overflow:hidden}.video-card:hover{border-color:var(--gold-light);transform:translateY(-4px);box-shadow:0 26px 66px #221d1724}.video-main{display:block}.poster{aspect-ratio:16/9;color:#fff;background:radial-gradient(circle at 74% 18%,#e9d1a066,#0000 23%),linear-gradient(145deg,#152c3c,#294b5b);align-items:end;padding:18px;display:flex;position:relative;overflow:hidden}.poster:after{content:"";border:1px solid #ffffff2e;border-radius:50%;width:180px;height:180px;position:absolute;bottom:-100px;right:-70px;box-shadow:0 0 0 34px #ffffff09}.tone-parents .poster{background:radial-gradient(circle at 84% 15%,#f6c94e73,#0000 25%),linear-gradient(145deg,#963f92,#e9356d 54%,#ec884c)}.tone-individual .poster{background:linear-gradient(145deg,#3d5960,#729095)}.lesson-label{letter-spacing:.15em;text-transform:uppercase;opacity:.8;font-size:10px;font-weight:850;position:absolute;top:17px;left:18px}.play-button{z-index:1;width:52px;height:52px;color:var(--navy);background:#fffffff0;border-radius:50%;place-items:center;margin:auto;padding-left:3px;display:grid;position:absolute;inset:0;box-shadow:0 10px 28px #0000002e}.poster-date{z-index:1;opacity:.78;font-size:11px;position:relative}.video-body{padding:21px}.video-body h3{margin-bottom:8px;font-family:Georgia,serif;font-size:21px;font-weight:500}.video-body p{color:var(--muted);min-height:48px;line-height:1.55}.formatted-text{color:var(--muted);font-weight:400;line-height:1.65}.formatted-text>:last-child{margin-bottom:0}.formatted-text p{margin-bottom:12px}.formatted-text h3,.formatted-text h4{color:var(--ink);margin:18px 0 8px;font-family:Georgia,Songti SC,serif}.formatted-text h3{font-size:22px}.formatted-text h4{font-size:18px}.formatted-text ul,.formatted-text ol{margin:8px 0 14px;padding-left:24px}.formatted-text li{margin:5px 0}.card-description{min-height:50px;max-height:82px;overflow:hidden}.card-description h3,.card-description h4{margin:5px 0;font-size:15px}.collection-description{max-width:680px}.chips{flex-wrap:wrap;gap:6px;display:flex}.chip{color:var(--ink-soft);background:var(--gold-pale);border-radius:999px;padding:5px 9px;font-size:11px;font-weight:750}.chip input{accent-color:var(--gold)}.watch-link{border-top:1px solid var(--line);color:var(--gold);letter-spacing:.05em;text-transform:uppercase;justify-content:space-between;margin-top:18px;padding-top:15px;font-size:12px;font-weight:850;display:flex}.tone-parents .watch-link{color:var(--rose)}.card-materials{border-top:1px solid var(--line);background:#fbf7f0;padding:14px 20px 18px}.card-materials>strong{color:var(--ink-soft);align-items:center;gap:7px;margin-bottom:9px;font-size:12px;display:flex}.material-row{grid-template-columns:1fr auto;align-items:center;gap:8px;margin-top:6px;display:grid}.material-row a{min-width:0;color:var(--gold);background:#fff;border-radius:9px;align-items:center;gap:7px;padding:7px 9px;font-size:12px;font-weight:750;display:flex}.material-row a:hover{background:var(--gold-pale)}.material-row span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.watch{max-width:1040px}.player-wrap{background:#071117;border-radius:22px;overflow:hidden;box-shadow:0 28px 74px #0a141a47}.player-wrap video{width:100%;max-height:72vh;display:block}.watch-copy{padding:34px 4px}.back-link{align-items:center;gap:8px;margin-bottom:22px;display:inline-flex}.watch-materials{border-top:1px solid var(--line);padding-top:30px}.resource-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.resource-card{grid-template-columns:auto 1fr;gap:16px;padding:20px;display:grid}.resource-card h3{margin-bottom:7px}.resource-card .actions{margin-top:14px}.resource-description{margin-bottom:10px}.file-badge{width:48px;height:48px;color:var(--gold);background:var(--gold-pale);border-radius:13px;flex:none;place-items:center;display:grid}.material-page{max-width:1180px}.material-top{justify-content:space-between;align-items:center;gap:16px;display:flex}.material-heading{align-items:flex-start;gap:18px;margin:12px 0 28px;display:flex}.material-heading h1{margin:5px 0 10px;font-size:clamp(38px,5vw,60px)}.pdf-frame{border:1px solid var(--line);width:100%;height:min(78vh,950px);box-shadow:var(--shadow);background:#525659;border-radius:18px;display:block}.admin-grid{grid-template-columns:210px 1fr;align-items:start;gap:24px;display:grid}.admin-tabs{gap:6px;padding:11px;display:grid;position:sticky;top:98px}.admin-tabs button{text-align:left;cursor:pointer;color:var(--muted);background:0 0;border:0;border-radius:11px;align-items:center;gap:9px;padding:12px;font-weight:750;display:flex}.admin-tabs button.active{color:#fff;background:linear-gradient(135deg,var(--navy),var(--navy-deep))}.admin-panel{min-width:0;padding:28px}.panel-head{justify-content:space-between;align-items:center;gap:18px;margin-bottom:22px;display:flex}.panel-head h2{margin:3px 0 0}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.form-grid .wide{grid-column:1/-1}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:14px 10px}th{color:var(--muted);text-transform:uppercase;letter-spacing:.1em;font-size:10px}.actions{flex-wrap:wrap;gap:7px;display:flex}.check-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;max-height:270px;padding:4px;display:grid;overflow:auto}.check-row{border:1px solid var(--line);background:#fff;border-radius:11px;align-items:center;gap:9px;padding:11px;display:flex}.check-row input{accent-color:var(--gold);width:17px;height:17px}.progress{background:var(--paper-deep);border-radius:999px;height:9px;overflow:hidden}.progress>span{background:linear-gradient(90deg,var(--gold),var(--gold-light));height:100%;display:block}.metric-grid{grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px;display:grid}.metric{border:1px solid var(--line);background:#fff;border-radius:15px;padding:19px}.metric svg{color:var(--gold)}.metric strong{margin-top:8px;font-family:Georgia,serif;font-size:30px;font-weight:400;display:block}.inset-form{border:1px solid var(--line);background:#faf6ef;border-radius:15px;margin-bottom:28px;padding:20px}.input-group{gap:8px;display:flex}.viewer-picker{margin:28px 0 18px}.admin-section-head{margin:34px 0 14px}.admin-section-head h3{margin:3px 0 0;font-family:Georgia,serif;font-size:25px;font-weight:400}.folder-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.folder-card{border:1px solid var(--line);background:#fff;border-radius:15px;grid-template-columns:1fr auto;display:grid;overflow:hidden}.folder-card.selected{border-color:var(--gold);box-shadow:0 0 0 2px #b98a3d1f}.folder-main{text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:12px;min-width:0;padding:16px;display:flex}.folder-main>span:last-child{min-width:0}.folder-main strong,.folder-main small{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.folder-main small{color:var(--muted);margin-top:4px}.folder-add{border:0;border-left:1px solid var(--line);width:48px;color:var(--gold);cursor:pointer;background:#faf6ef}.folder-add:hover{background:var(--gold-pale)}.folder-icon{width:44px;height:44px;color:var(--gold);background:var(--gold-pale);border-radius:12px;flex:none;place-items:center;display:grid}.collection-manager{border:1px solid var(--gold);background:#fcf8f1;border-radius:16px;margin-top:16px;padding:20px}.folder-chip{color:#785b28;background:var(--gold-pale)}.format-editor{border:1px solid var(--line);background:#fff;border-radius:13px;overflow:hidden}.format-editor:focus-within{border-color:var(--gold);box-shadow:0 0 0 3px #b98a3d21}.format-toolbar{border-bottom:1px solid var(--line);background:#faf6ef;flex-wrap:wrap;gap:3px;padding:7px;display:flex}.format-toolbar button{color:var(--ink-soft);cursor:pointer;background:0 0;border:0;border-radius:7px;padding:6px 9px;font-size:12px}.format-toolbar button:hover{color:var(--ink);background:var(--gold-pale)}.format-editor textarea.input{resize:vertical;min-height:160px;box-shadow:none;border:0;border-radius:0;line-height:1.6}.format-help{color:var(--muted);font-weight:500}.modal-backdrop{z-index:50;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#08141c9e;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.edit-modal{width:min(680px,100%);max-height:calc(100vh - 40px);padding:26px;overflow-y:auto}.edit-modal>label{margin-bottom:15px}.attachment-editor{border:1px solid var(--line);background:#faf6ef;border-radius:15px;gap:14px;margin-top:20px;padding:18px;display:grid}.attachment-heading{justify-content:space-between;align-items:flex-start;gap:14px;display:flex}.attachment-heading strong,.attachment-heading small{display:block}.attachment-heading small{color:var(--muted);margin-top:4px;font-weight:500}.attachment-list{gap:8px;display:grid}.attachment-item{border:1px solid var(--line);background:#fff;border-radius:11px;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:11px;padding:11px;display:grid}.attachment-item>svg{color:var(--gold)}.attachment-item>span{min-width:0}.attachment-item strong,.attachment-item small{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.attachment-item small{color:var(--muted);margin-top:3px;font-weight:500}.modal-actions{margin-top:20px}@media (max-width:850px){.auth-page{grid-template-columns:1fr}.auth-art{min-height:420px;padding:40px}.auth-message h1{font-size:54px}.video-grid{grid-template-columns:repeat(2,1fr)}.admin-grid{grid-template-columns:1fr}.admin-tabs{grid-template-columns:repeat(4,auto);position:static;overflow-x:auto}.metric-grid{grid-template-columns:1fr}.folder-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:580px){.shell{width:min(100% - 24px,1180px)}.page{padding:38px 0 65px}.topbar-inner{min-height:66px}.brand-copy small,.nav .username{display:none}.nav{gap:0}.hero-row{display:block}.hero-seal{display:none}.stat{margin-top:24px}.filters,.video-grid,.form-grid,.check-list{grid-template-columns:1fr}.admin-panel{padding:18px}.folder-grid,.resource-grid{grid-template-columns:1fr}.material-top{flex-direction:column;align-items:flex-start}.pdf-frame{border-radius:12px;height:68vh}.panel-head,.section-head{flex-direction:column;align-items:flex-start}.input-group{flex-direction:column;align-items:stretch}.attachment-item{grid-template-columns:auto minmax(0,1fr)}.attachment-item .actions{grid-column:1/-1}.course-mark{width:56px;height:56px}.course-lockup{gap:8px}.auth-art{min-height:390px;padding:30px 24px}.auth-art .auth-brand{align-self:flex-start}.auth-message h1,h1{font-size:46px}.auth-message p{font-size:15px}.auth-signature{font-size:13px}.auth-panel{padding:36px 22px}}