:root{color-scheme:light;--paper:#f7f3ec;--paper-2:#efe9df;--ink:#292621;--ink-2:#48433b;--surface:#fffdf8;--surface-2:#f2ece2;--line:#ded6c9;--line-dark:#b6aa9b;--signal:#d75f45;--signal-2:#ad4935;--acid:#f3ca64;--coral:#e98268;--mint:#bcd8c2;--lilac:#cfc4e8;--nav:#26372f;--success:#347356;--warning:#9b6423;--danger:#b94343;--bg:var(--paper);--bg-2:var(--paper-2);--text:var(--ink);--muted:#716a60;--primary:var(--signal);--primary-2:var(--signal-2);--primary-fg:#fff;--accent:var(--success);--border:var(--line);--border-strong:var(--line-dark);--rail:248px;--radius:14px;--radius-sm:10px;--radius-md:16px;--radius-lg:24px;--shadow-1:0 2px 8px rgba(67,53,38,.05);--shadow-2:0 14px 36px rgba(67,53,38,.10);--shadow-3:0 24px 64px rgba(67,53,38,.14)}:root[data-theme=dark]{color-scheme:dark;--paper:#1b1c18;--paper-2:#24251f;--ink:#f4eee4;--ink-2:#ded6c9;--surface:#22231e;--surface-2:#2b2c25;--line:#43443a;--line-dark:#747164;--signal:#ef8b72;--signal-2:#f0a08d;--acid:#e6c36d;--coral:#ef927c;--mint:#6e9b7c;--lilac:#9183b7;--nav:#18231e;--success:#68b88b;--warning:#e5a24d;--danger:#ff6d7a;--bg:var(--paper);--bg-2:var(--paper-2);--text:var(--ink);--muted:#aaa297;--primary:var(--signal);--primary-2:var(--signal-2);--primary-fg:#211a16;--accent:var(--success);--border:var(--line);--border-strong:var(--line-dark)}@media (prefers-color-scheme:dark){:root:not([data-theme]){color-scheme:dark;--paper:#1b1c18;--paper-2:#24251f;--ink:#f4eee4;--ink-2:#ded6c9;--surface:#22231e;--surface-2:#2b2c25;--line:#43443a;--line-dark:#747164;--signal:#ef8b72;--signal-2:#f0a08d;--acid:#e6c36d;--coral:#ef927c;--mint:#6e9b7c;--lilac:#9183b7;--nav:#18231e;--success:#68b88b;--warning:#e5a24d;--danger:#ff7979;--bg:var(--paper);--bg-2:var(--paper-2);--text:var(--ink);--muted:#aaa297;--primary:var(--signal);--primary-2:var(--signal-2);--primary-fg:#211a16;--accent:var(--success);--border:var(--line);--border-strong:var(--line-dark)}}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body,html{background:var(--paper)}body{color:var(--ink);font-family:Avenir Next,Avenir,Segoe UI Variable,Segoe UI,PingFang TC,Noto Sans TC,Microsoft JhengHei,sans-serif;font-size:15px;line-height:1.6;letter-spacing:-.006em;-webkit-font-smoothing:antialiased}::selection{background:var(--acid);color:#111}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin-top:0}h1{margin-bottom:18px;font-size:clamp(1.85rem,2.6vw,2.9rem);line-height:1.04;letter-spacing:-.045em}h1,h2{font-weight:650}h2{font-size:clamp(1.55rem,2.2vw,2.25rem);line-height:1.12;letter-spacing:-.035em}h3{font-size:1rem;font-weight:700;letter-spacing:-.015em}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:var(--line-dark)}::-webkit-scrollbar-track{background:transparent}.alpha-app,.alpha-main{min-height:100vh}.alpha-main{margin-left:var(--rail)}.container{width:min(100%,1480px);margin:0 auto;padding:54px clamp(24px,4vw,72px) 96px}.row{align-items:center;gap:12px}.col,.row{display:flex}.col{flex-direction:column;gap:14px}.grid{grid-gap:18px}.grid,.split{display:grid;gap:18px}.split{grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px}.muted{color:var(--muted)}.language-select{width:auto}.theme-toggle{min-width:42px;padding:8px 10px}.theme-toggle-icon{display:block;width:18px;height:18px}.beta-badge{display:inline-flex;align-items:center;margin-left:8px;padding:1px 6px;border-radius:4px;background:#e8590c;color:#fff;font-size:10px;font-weight:700;line-height:1.6;letter-spacing:.5px;text-transform:uppercase}.form-error{margin:0;color:var(--danger)}.success-icon{width:20px;height:20px;color:var(--accent)}.compact-button{padding:4px 10px}.danger-button{border-color:var(--danger);color:var(--danger)}.rename-button{padding:2px 10px;font-size:13px}.compact-row{gap:6px}.status-error,.status-success{font-weight:600}.status-error{color:var(--danger)}.status-success{color:var(--accent)}.profile-hint{margin:6px 0 0;font-size:13px}.profile-actions{gap:10px}.share-wrap{position:relative}.share-wrap>button{display:inline-flex;align-items:center;gap:7px}.share-wrap>button svg{width:17px;height:17px}.share-popover{position:absolute;right:0;top:110%;z-index:50;width:340px;box-shadow:0 8px 30px rgba(0,0,0,.28)}.share-link-row{gap:6px;margin-top:10px}.nowrap{white-space:nowrap}.share-visibility-label{margin-top:14px}.share-options{gap:8px}.share-option{display:flex;align-items:flex-start;gap:8px;margin:0;color:var(--text);cursor:pointer}.share-option input{width:auto;margin-top:3px}.share-option-title{font-weight:600}.share-option-desc{font-size:12px}.share-saved{margin:8px 0 0;color:var(--accent)}.enrollment-shell{gap:14px}.enrollment-picker{gap:10px}.enrollment-picker-row{gap:8px}.flex-field{flex:1 1}.enrollment-hint{font-size:13px}.table-scroll{overflow-x:auto}.enrollment-table{margin-top:8px}.align-right{text-align:right}.compact-button-wide{padding:4px 12px}.chat-shell{height:100%}.attachment-row{gap:8px}.attachment-name{display:inline-flex;align-items:center;gap:6px;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.attachment-name svg{flex:0 0 auto;width:14px;height:14px}.attachment-remove{display:grid;place-items:center;padding:4px 8px}.attachment-remove svg{width:14px;height:14px}.attachment-button{display:grid;place-items:center;padding:10px 12px}.attachment-button svg{width:18px;height:18px}.course-workspace-page{gap:24px}.flush-copy{margin:0}.settings-section-title{margin-top:8px}.success-text{color:var(--accent)}.settings-rule{width:100%;border:0;border-top:1px solid var(--border)}.settings-hint{margin:0;font-size:13px}.editor-title-card{margin-top:18px}.editor-body-label{margin-top:12px}.editor-activity-label{margin-top:28px}.editor-remove-activity{margin-left:8px}.editor-add-section{width:100%;margin-top:18px}.wizard-analysis{margin-top:18px}.wizard-field-block{margin-top:22px}.wizard-review-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.wizard-studio-summary{margin-top:14px}.wizard-review-note{margin-top:28px}.user-create-grid{flex-wrap:wrap;align-items:flex-end}.user-field{flex-grow:1}.user-field-fixed{flex-grow:0}.user-field-120{flex-basis:120px}.user-field-140{flex-basis:140px}.user-field-160{flex-basis:160px}.user-field-180{flex-basis:180px}.user-name-input{width:130px;margin-top:4px;padding:3px 8px;font-size:13px}.user-inline-select{width:auto;padding:4px 8px}.user-quota-row{align-items:center;gap:6px}.user-quota-input{width:72px;padding:4px 8px}.user-reset-button{margin-right:6px}.user-remove-button svg{display:block;width:15px;height:15px}.store-section-stack{gap:18px}.store-library-stack{gap:24px}.password-page{max-width:440px;padding-top:10vh}.password-page-head{justify-content:space-between;margin-bottom:16px}.generate-page,.studio-page{gap:28px}.dashboard-student{gap:52px}.dashboard-main{gap:58px}.dashboard-heading{margin-bottom:24px}.students-page{max-width:720px}.students-back{font-size:14px}.students-title{margin-bottom:4px}.generation-output{padding:0}.generation-output-head{justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line)}.generation-error{padding:24px;color:var(--danger)}.generation-output-actions{justify-content:flex-end;flex-wrap:wrap;padding:18px}.alpha-rail{position:fixed;inset:0 auto 0 0;z-index:80;width:var(--rail);display:grid;grid-template-rows:auto 1fr auto;background:var(--nav);color:var(--paper);border-right:0}.rail-brand{padding:25px 22px 42px}.mobile-brand,.rail-brand a{display:flex;align-items:center;justify-content:flex-start}.school-wordmark{display:block;flex:0 0 auto;overflow:visible;transition:transform .2s cubic-bezier(.2,.8,.2,1)}a:hover .school-wordmark{transform:translateY(-1px)}.school-wordmark-monogram,.school-wordmark-type{font-family:Avenir Next,Avenir,Segoe UI Variable,Segoe UI,PingFang TC,Noto Sans TC,sans-serif}.school-wordmark-type{font-size:72px;font-weight:700;letter-spacing:-3.2px}.school-wordmark-domain,.school-wordmark-name{fill:currentColor}.school-wordmark-domain{font-weight:650}.school-wordmark-dot{fill:var(--signal)}.school-wordmark-light{color:var(--ink)}.school-wordmark-dark{color:#fffaf1}.school-wordmark-dark .school-wordmark-dot,.school-wordmark-tile{fill:var(--acid)}.school-wordmark-monogram{fill:var(--nav);font-size:68px;font-weight:750;letter-spacing:-6px}.school-wordmark.is-compact .school-wordmark-dot{fill:var(--signal)}.brand-edition{color:#bdb9af;font-size:11px;font-weight:650;letter-spacing:.02em}.rail-nav{display:flex;flex-direction:column;padding:0 12px}.rail-kicker{padding:0 12px 13px;color:#969e97;font-size:11px;font-weight:700;letter-spacing:.03em}.rail-nav a{position:relative;display:grid;grid-template-columns:22px 1fr;align-items:center;grid-gap:9px;gap:9px;min-height:48px;padding:0 12px;color:#b7c0b9;border-radius:12px;font-weight:540;transition:color .18s ease,background .18s ease,transform .18s ease}.rail-nav a:hover{color:#fff;background:rgba(255,255,255,.06);transform:translateX(2px)}.rail-nav a.active{color:#172019;background:var(--acid)}.rail-nav a.active:after{content:"";position:absolute;inset:auto 12px 7px;height:2px;border-radius:2px;background:rgba(23,32,25,.25)}.rail-icon{display:flex}.rail-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.5}.rail-foot{padding:18px 20px 22px;border-top:1px solid rgba(255,255,255,.1)}.rail-profile{display:flex;align-items:center;gap:11px;margin-bottom:16px}.profile-mark{display:grid;place-items:center;width:34px;height:34px;border:1px solid #69766d;border-radius:11px;color:var(--acid);font-size:11px;font-weight:700}.rail-profile small,.rail-profile strong{display:block;max-width:135px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rail-profile strong{font-size:12px}.rail-profile small{color:#85837a;font-size:10px;text-transform:uppercase}.rail-controls{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.rail-controls button,.rail-controls select{min-height:30px;padding:5px 8px;border:1px solid #494940;background:transparent;color:#c9c6bc;font-size:10px}.alpha-mobilebar,.rail-scrim{display:none}.button,button{min-height:42px;padding:10px 17px;border:1px solid var(--signal);border-radius:13px;background:var(--signal);color:#fffaf5;font:inherit;font-weight:650;letter-spacing:-.01em;cursor:pointer;box-shadow:0 4px 0 color-mix(in srgb,var(--signal-2) 70%,transparent);transition:transform .16s ease,background .16s ease,color .16s ease,box-shadow .16s ease}.button:hover,button:hover:not(:disabled){background:var(--signal-2);border-color:var(--signal-2);color:#fff;transform:translateY(-2px);box-shadow:0 6px 0 color-mix(in srgb,var(--signal-2) 70%,transparent)}button:active:not(:disabled){transform:translateY(2px);box-shadow:0 1px 0 color-mix(in srgb,var(--signal-2) 70%,transparent)}button:disabled{opacity:.45;cursor:not-allowed}.button:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid color-mix(in srgb,var(--signal) 38%,transparent);outline-offset:3px}.button.secondary,button.secondary{background:var(--surface);color:var(--ink);border-color:var(--line-dark);box-shadow:none}button.secondary:hover:not(:disabled){background:var(--paper-2);border-color:var(--ink-2);color:var(--ink);box-shadow:none}button.danger{background:var(--danger);border-color:var(--danger);color:#fff}button.text-button{min-height:30px;padding:5px 8px;background:transparent;color:inherit;box-shadow:none}label{display:block;margin-bottom:7px;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.025em}input,select,textarea{width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--line);border-radius:13px;outline:none;background:var(--surface);color:var(--ink);font:inherit;transition:border-color .15s,box-shadow .15s}textarea{min-height:108px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--signal);box-shadow:0 0 0 3px color-mix(in srgb,var(--signal) 16%,transparent)}input[type=checkbox],input[type=radio]{width:18px;min-height:18px;accent-color:var(--signal)}.input-wrap{position:relative}.input-wrap .input-icon{position:absolute;left:13px;top:50%;z-index:1;color:var(--muted);transform:translateY(-50%)}.input-wrap input{padding-left:42px}.card{position:relative;padding:22px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface);box-shadow:var(--shadow-1)}.card.hoverable{transition:transform .18s ease,box-shadow .18s ease}.card.hoverable:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}.badge{display:inline-flex;align-items:center;width:-moz-fit-content;width:fit-content;min-height:26px;padding:4px 8px;border:1px solid var(--line-dark);border-radius:999px;font-size:10px;font-weight:700;letter-spacing:.025em}.tabs{display:flex;gap:0;border-bottom:1px solid var(--line);overflow-x:auto}.tab-item{min-height:48px;padding:0 18px;background:transparent;color:var(--muted);border:0;border-bottom:3px solid transparent}.tab-item:hover{background:transparent!important;color:var(--ink)!important;transform:none!important}.tab-item.active{color:var(--signal-2);border-bottom-color:var(--signal)}.empty-state{display:grid;justify-items:start;grid-gap:10px;gap:10px;min-height:260px;padding:42px;border:1px dashed var(--line-dark);border-radius:var(--radius-lg);background:color-mix(in srgb,var(--surface) 55%,transparent)}.empty-icon{display:grid;place-items:center;width:52px;height:52px;background:var(--acid);color:#111;border-radius:17px 17px 17px 6px;font-size:18px;font-weight:900}.empty-title{font-size:1.45rem;font-weight:600;letter-spacing:-.04em}.empty-desc{max-width:480px;color:var(--muted)}.page-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;grid-gap:32px;gap:32px;margin-bottom:40px;padding-bottom:20px;border-bottom:1px solid var(--line)}.page-heading h1{margin:0;max-width:820px}.eyebrow{display:block;margin-bottom:14px;color:var(--signal);font-size:11px;font-weight:750;letter-spacing:.055em}.folio-number{color:var(--line-dark);font-size:clamp(3.5rem,7vw,6rem);font-weight:650;line-height:.75;letter-spacing:-.07em}.rule-label{display:flex;align-items:center;gap:12px;margin-bottom:16px;color:var(--ink-2);font-size:12px;font-weight:750;letter-spacing:.025em}.rule-label:after{content:"";height:1px;flex:1 1;background:var(--line)}.dashboard-overview{display:grid;grid-gap:12px;gap:12px}.dashboard-hero{position:relative;min-height:238px;padding:clamp(26px,4vw,46px);overflow:hidden;background:var(--nav);color:#fffaf1;border-radius:var(--radius-lg)}.dashboard-hero:after{content:"A";position:absolute;right:-2vw;bottom:-12vw;color:transparent;-webkit-text-stroke:1px #52645b;font-size:min(36vw,440px);font-weight:700;line-height:1;pointer-events:none}.dashboard-hero h1{position:relative;z-index:1;max-width:680px;margin-bottom:18px;font-size:clamp(1.85rem,3vw,3rem)}.dashboard-hero p{position:relative;z-index:1;max-width:560px;color:#b9b6ad}.dashboard-hero .button{position:relative;z-index:1;display:inline-flex;background:var(--acid);border-color:var(--acid);color:#332817;box-shadow:0 4px 0 #b89642}.dashboard-stats{display:grid;grid-template-columns:repeat(3,1fr);overflow:hidden;border:solid var(--line);border-width:0 1px 1px;border-radius:0 0 var(--radius-lg) var(--radius-lg)}.metric{padding:20px 24px;border-right:1px solid var(--line);background:var(--surface)}.metric:last-child{border-right:0}.metric strong{display:block;font-size:2rem;font-weight:500;letter-spacing:-.05em}.metric span{color:var(--muted);font-size:10px;font-weight:700}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));grid-gap:14px;gap:14px}.course-folio{min-height:285px;padding:0;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface)}.course-folio-cover{position:relative;display:flex;align-items:flex-end;justify-content:space-between;height:126px;padding:16px;overflow:hidden;background:var(--nav);color:var(--paper)}.course-folio-cover:after{content:"";position:absolute;width:170px;height:170px;right:-45px;top:-85px;border:34px solid var(--signal);transform:rotate(18deg)}.course-folio:nth-child(3n+2) .course-folio-cover:after{border-color:var(--coral);transform:rotate(46deg)}.course-folio:nth-child(3n+3) .course-folio-cover:after{border-color:var(--acid);transform:rotate(72deg)}.course-folio-body{display:flex;flex-direction:column;gap:12px;padding:20px}.course-folio-title{min-height:48px;font-size:1.2rem;font-weight:600;line-height:1.15;letter-spacing:-.035em}.course-folio-meta{display:flex;gap:9px;color:var(--muted);font-size:10px;font-weight:700}.composer-shell{display:grid;grid-template-columns:220px minmax(0,1fr);min-height:calc(100vh - 108px);overflow:hidden;border:1px solid var(--line);border-radius:26px;background:var(--surface);box-shadow:var(--shadow-2);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang TC,Noto Sans TC,sans-serif}.composer-steps{padding:28px 20px;background:var(--nav);color:var(--paper)}.composer-rail-title{display:block;margin-bottom:26px;color:#f2cf76;font-size:15px;font-weight:600;line-height:1.35;letter-spacing:0}.composer-step{display:grid;grid-template-columns:24px 1fr;align-items:center;grid-gap:11px;gap:11px;min-height:62px;padding:14px 0;border-top:1px solid rgba(255,255,255,.11);color:#9aa39d;font-size:14px;font-weight:450;line-height:1.35;letter-spacing:0}.composer-step .rail-index{display:grid;place-items:center;width:22px;height:22px;border:1px solid rgba(255,255,255,.18);border-radius:50%;color:#aeb6b0;font-size:11px;font-weight:600;line-height:1}.composer-step.active{color:#f7d77e;font-weight:600}.composer-step.active .rail-index{border-color:#f2cf76;background:#f2cf76;color:#26372f}.composer-step.done{color:#d2d5d0}.composer-step.done .rail-index{border-color:rgba(255,255,255,.32);color:#d2d5d0}.composer-stage{padding:clamp(26px,5vw,68px);background:var(--surface)}.composer-kicker{display:block;margin-bottom:12px;color:var(--signal-2);font-size:13px;font-weight:600;line-height:1.4;letter-spacing:0}.composer-stage h2{max-width:680px;margin-bottom:10px;font-size:clamp(1.55rem,2vw,2rem);font-weight:650;line-height:1.2;letter-spacing:-.025em}.composer-stage>p{max-width:680px;color:var(--muted);font-size:.98rem}.drop-zone{display:grid;place-items:center;min-height:240px;margin-top:24px;padding:28px;border:1px dashed var(--line-dark);border-radius:22px;background:var(--paper);text-align:center;cursor:pointer;transition:transform .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease}.drop-zone.has-file,.drop-zone:hover{border-style:solid;border-color:var(--signal);background:color-mix(in srgb,var(--signal) 4%,var(--paper));box-shadow:0 12px 32px color-mix(in srgb,var(--signal) 10%,transparent);transform:translateY(-2px)}.drop-mark{display:grid;place-items:center;width:58px;height:58px;margin-bottom:14px;background:var(--acid);color:#332817;border-radius:19px 19px 19px 7px;font-size:27px}.drop-mark svg{width:26px;height:26px}.structure-sequence{display:grid;grid-gap:11px;gap:11px;margin-top:26px}.structure-choice-section{overflow:hidden;border:1px solid var(--line);border-radius:18px;background:color-mix(in srgb,var(--surface) 70%,var(--paper));transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}.structure-choice-section.active{padding:18px;border-color:color-mix(in srgb,var(--signal) 58%,var(--line));background:var(--surface);box-shadow:0 12px 30px rgba(75,54,34,.08)}.structure-section-head{display:grid;grid-template-columns:28px minmax(0,1fr) auto;align-items:center;grid-gap:10px;gap:10px;width:100%;min-height:58px;padding:11px 14px;border:0;border-radius:0;background:transparent;color:var(--ink);text-align:left;box-shadow:none}.structure-choice-section.active .structure-section-head{min-height:42px;padding:0 0 14px;pointer-events:none}.structure-section-head:hover:not(:disabled){border-color:transparent;background:color-mix(in srgb,var(--acid) 15%,transparent);color:var(--ink);transform:none;box-shadow:none}.structure-section-head>span{display:grid;place-items:center;width:26px;height:26px;border-radius:9px;background:var(--paper-2);color:var(--signal-2);font-size:11px;font-weight:800}.structure-choice-section.active .structure-section-head>span{background:var(--signal);color:#fff}.structure-section-head strong{font-size:.96rem;font-weight:700}.structure-section-head small{color:var(--muted);font-size:11px;font-weight:600}.structure-section-body{animation:fadeUp .22s ease both}.structure-choice-section.active .choice-card,.structure-choice-section.active .choice-card.selected{min-height:168px;padding:18px}.structure-choice-section.active .choice-card small{display:-webkit-box}.structure-section-next{display:flex;justify-content:flex-end;margin-top:14px}.structure-section-next button{min-width:210px}.option-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));grid-gap:12px;gap:12px;align-items:start}.choice-card{position:relative;display:flex;flex-direction:column;align-items:flex-start;min-height:88px;height:auto;padding:16px 48px 16px 16px;overflow:hidden;border:1px solid var(--line);border-radius:16px;background:var(--paper);color:var(--ink);text-align:left;cursor:pointer;box-shadow:none;transition:border-color .18s ease,transform .18s ease,background .18s ease,box-shadow .18s ease}.choice-card:hover{transform:translateY(-4px) rotate(-.25deg);border-color:var(--signal);background:var(--surface);color:var(--ink);box-shadow:0 12px 24px rgba(75,54,34,.09)}.choice-card:nth-child(2n):hover{transform:translateY(-4px) rotate(.25deg)}.choice-card:active:not(:disabled){transform:translateY(-1px);box-shadow:0 5px 14px rgba(75,54,34,.08)}button.choice-card:hover:not(:disabled){border-color:var(--signal);background:var(--surface);color:var(--ink)}.choice-card.selected,button.choice-card.selected:hover:not(:disabled){background:color-mix(in srgb,var(--signal) 10%,var(--surface));color:var(--ink)}.choice-card.selected{min-height:174px;padding:20px;border-color:var(--signal);box-shadow:0 8px 22px color-mix(in srgb,var(--signal) 13%,transparent)}.choice-card strong{display:block;max-width:calc(100% - 34px);margin:8px 0 0;font-size:.93rem;line-height:1.25}.choice-card small{display:none;overflow:hidden;color:var(--muted);font-size:12.5px;line-height:1.52;-webkit-box-orient:vertical;-webkit-line-clamp:4}.choice-card.selected small{display:-webkit-box}.choice-top{display:flex;align-items:center;gap:9px;width:calc(100% - 30px);min-height:34px}.choice-recommend{display:inline-flex;align-items:center;min-height:25px;padding:4px 8px;border-radius:999px;background:color-mix(in srgb,var(--mint) 55%,var(--surface));color:#365041;font-size:10px;font-weight:750;line-height:1.15}.choice-icon{display:grid;place-items:center;width:34px;height:34px;flex:0 0 auto;border-radius:11px 11px 11px 4px;background:var(--choice-accent,var(--mint));color:#304239;transition:transform .22s cubic-bezier(.2,.8,.2,1)}.choice-card:nth-child(3n+2) .choice-icon{--choice-accent:var(--acid);color:#4d3b18}.choice-card:nth-child(3n+3) .choice-icon{--choice-accent:var(--lilac);color:#463d60}.choice-card:nth-child(3n+4) .choice-icon{--choice-accent:#efb3a4;color:#66382d}.choice-card:hover .choice-icon{transform:rotate(-7deg) scale(1.06)}.choice-icon svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8}.choice-check{position:absolute;top:16px;right:16px;display:grid;place-items:center;width:27px;height:27px;border:1px solid var(--line-dark);border-radius:50%;background:var(--surface);color:transparent;font-size:13px;font-weight:900}.choice-card.selected .choice-check{border-color:var(--signal);background:var(--signal);color:#fff}.choice-check svg{width:15px;height:15px}.choice-card.theme-choice .theme-preview{display:none;width:100%;height:42px;margin-bottom:2px;border:1px solid color-mix(in srgb,var(--line-dark) 55%,transparent);border-radius:12px}.choice-card.theme-choice.selected .theme-preview{display:block}.choice-card.theme-choice strong{margin-top:12px}.choice-card.answer-choice{justify-content:center;min-height:76px;padding:17px 50px 17px 18px}.choice-card.answer-choice strong{max-width:100%;margin:0}.composer-actions{display:flex;justify-content:space-between;gap:12px;margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}.thinking{max-height:180px;overflow:auto;padding:14px;border-radius:var(--radius-md);background:var(--nav);color:#e7d8bd;font:11px/1.55 ui-monospace,monospace;white-space:pre-wrap}.preview-frame{width:100%;min-height:62vh;border:1px solid var(--line);background:#fff}.workspace-shell{display:grid;grid-template-columns:minmax(0,1fr) 310px;grid-gap:18px;gap:18px;align-items:start}.workspace-preview{min-height:68vh;padding:0;overflow:hidden;border-radius:var(--radius-md)}.workspace-preview iframe{display:block;width:100%;height:72vh;border:0;background:#fff}.editor-toolbar{position:-webkit-sticky;position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;background:var(--paper);border-bottom:1px solid var(--ink)}.editor-section{margin-top:20px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface)}.editor-section-head{display:grid;grid-template-columns:32px 1fr auto;align-items:center;grid-gap:10px;gap:10px;padding:14px;border-bottom:1px solid var(--line)}.editor-section-body{padding:14px}.editor-item{margin-bottom:10px;padding:14px;border-left:3px solid var(--line);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:var(--paper)}.editor-item.activity{border-left-color:var(--signal)}.editor-question{display:grid;grid-gap:9px;gap:9px;margin-top:10px;padding:12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface)}.editor-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:8px;gap:8px}.save-state{font-family:ui-monospace,monospace;font-size:11px;color:var(--success)}.studio-workbench{display:grid;grid-template-columns:280px minmax(450px,1fr) minmax(340px,390px);min-height:720px;overflow:hidden;border:1px solid var(--line);border-radius:0;background:var(--surface);box-shadow:var(--shadow-1)}.studio-workbench :is(input,select,textarea,.card,article){border-radius:0}.studio-editor,.studio-preview-panel,.studio-sidebar{min-width:0;background:var(--surface)}.studio-sidebar{padding:22px;border-right:1px solid var(--line);background:var(--paper)}.studio-create-head h2{margin:6px 0 7px;font-size:1.3rem}.studio-create-head p{margin:0;color:var(--muted);font-size:12px;line-height:1.55}.studio-kind{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:7px;gap:7px;margin:17px 0 13px}.studio-kind button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:40px;padding:8px 10px;border-color:var(--line-dark);background:var(--surface);color:var(--ink);box-shadow:none;font-size:12px;transition:background .18s ease,color .18s ease,transform .18s ease}.studio-kind button svg{width:17px;height:17px}.studio-kind button.active{border-color:var(--nav);background:var(--nav);color:#fff;animation:tabButtonIn .2s ease both}.studio-brief-label{display:grid;grid-gap:7px;gap:7px;font-size:11px;font-weight:700}.studio-brief-label textarea{min-height:116px;padding:12px;resize:vertical;font-size:12px;line-height:1.55}.studio-agent-guide{margin-top:10px;border:1px solid var(--line);background:color-mix(in srgb,var(--surface) 76%,var(--accent-soft));padding:10px 12px}.studio-agent-guide summary{cursor:pointer;font-size:12px;font-weight:760;color:var(--ink)}.studio-agent-guide li,.studio-agent-guide p,.studio-agent-guide small{color:var(--muted);font-size:11px;line-height:1.55}.studio-agent-guide p{margin:9px 0 6px}.studio-agent-guide ul{margin:0 0 7px;-webkit-padding-start:18px;padding-inline-start:18px}.studio-agent-guide li+li{margin-top:3px}.agent-reliability-guide{margin-top:1rem;border-top:1px solid var(--line);padding-top:.85rem}.agent-reliability-guide summary{cursor:pointer;font-weight:700}.agent-reliability-guide p{color:var(--muted)}.studio-build-button{width:100%;margin-top:10px}.studio-source-tabs{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:5px;gap:5px;margin:24px -4px 0;padding-top:15px;border-top:1px solid var(--line)}.studio-source-tabs button{display:grid;place-items:center;grid-gap:4px;gap:4px;min-height:54px;padding:7px 4px;border-color:transparent;background:transparent;color:var(--muted);box-shadow:none;font-size:9px;transition:background .18s ease,color .18s ease,transform .18s ease}.studio-source-tabs button:hover:not(:disabled){border-color:transparent;background:var(--surface);color:var(--ink);box-shadow:none;transform:translateY(-1px)}.studio-source-tabs button.active{background:var(--acid);color:#332817;animation:tabButtonIn .2s ease both}.studio-source-tabs svg{width:17px;height:17px}.studio-source-view{min-height:220px;overflow:clip}.studio-source-empty,.studio-source-help{margin:14px 2px;color:var(--muted);font-size:11px}.studio-project-list,.studio-source-list{display:grid;grid-gap:7px;gap:7px;margin-top:12px}.studio-list-label{padding:9px 4px 2px;color:var(--muted);font-size:9px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.studio-project{display:grid;grid-template-columns:32px minmax(0,1fr) auto;align-items:center;grid-gap:9px;gap:9px;width:100%;min-height:62px;padding:9px;border-color:var(--line);text-align:left;transition:transform .18s ease,border-color .18s ease,background .18s ease}.studio-project,.studio-project:hover:not(:disabled){background:var(--surface);color:var(--ink);box-shadow:none}.studio-project:hover:not(:disabled){border-color:var(--signal);transform:translateX(2px)}.studio-project.active{border-color:var(--signal);background:color-mix(in srgb,var(--signal) 8%,var(--surface));box-shadow:inset 3px 0 0 var(--signal)}.studio-project-icon{display:grid;place-items:center;width:32px;height:32px;border:1px solid var(--line);border-radius:0;background:var(--paper)}.studio-project-icon svg{width:18px;height:18px}.studio-project small,.studio-project strong,.studio-source-item small,.studio-source-item strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.studio-project strong{font-size:11px}.studio-project small,.studio-source-item small{color:var(--muted);font-size:9px}.studio-project-state{color:var(--muted);font-size:8px;font-weight:850;letter-spacing:.06em}.studio-project-state.ready{color:var(--success)}.studio-source-item{display:grid;grid-template-columns:32px minmax(0,1fr) auto;align-items:center;grid-gap:9px;gap:9px;padding:9px;border:1px solid var(--line);background:var(--surface)}.studio-source-item button{min-height:32px;padding:5px 9px;font-size:10px}.studio-editor{border-right:1px solid var(--line)}.studio-editor-head{display:flex;align-items:flex-start;justify-content:space-between;gap:22px;min-height:142px;padding:24px 26px 20px;border-bottom:1px solid var(--line)}.studio-editor-head>div:first-child{min-width:0}.studio-editor-head h2{margin:6px 0;font-size:clamp(1.45rem,2vw,2rem)}.studio-editor-head p{max-width:680px;margin:0;color:var(--muted);font-size:12px}.studio-project-meta{display:flex;align-items:center;flex-wrap:wrap;gap:5px}.studio-project-meta span{padding:3px 7px;border:1px solid var(--line);color:var(--muted);font-size:8px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.studio-save-wrap{display:grid;justify-items:end;flex:0 0 auto;grid-gap:5px;gap:5px}.studio-save-wrap small{color:var(--warning);font-size:9px}.studio-editor-tabs{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line)}.studio-editor-tabs button{display:grid;justify-items:start;grid-gap:1px;gap:1px;min-height:62px;padding:11px 15px;border:0;border-right:1px solid var(--line);border-radius:0;background:var(--paper);color:var(--muted);box-shadow:none;transition:background .2s ease,color .2s ease,padding .2s ease}.studio-editor-tabs button:last-child{border-right:0}.studio-editor-tabs button:hover:not(:disabled){border-color:var(--line);background:var(--surface);color:var(--ink);box-shadow:none;transform:none}.studio-editor-tabs button.active{padding-left:20px;background:var(--nav);color:#fff;animation:tabButtonIn .2s ease both}.studio-editor-tabs strong{font-size:11px}.studio-editor-tabs small{opacity:.7;font-size:8px;text-align:left}.studio-editor-view{min-height:540px;padding:24px 26px 34px;overflow:clip}.studio-tab-slide-right{animation:marketSlideFromRight .3s cubic-bezier(.2,.75,.25,1) both}.studio-tab-slide-left{animation:marketSlideFromLeft .3s cubic-bezier(.2,.75,.25,1) both}.studio-feedback{margin:16px 26px 0;padding:9px 11px;border:1px solid var(--line);border-radius:0;font-size:11px}.studio-feedback.success{border-color:color-mix(in srgb,var(--success) 55%,var(--line));background:color-mix(in srgb,var(--mint) 20%,var(--surface))}.studio-feedback.error{border-color:color-mix(in srgb,var(--danger) 55%,var(--line));color:var(--danger)}.studio-form-stack{display:grid;grid-gap:18px;gap:18px}.studio-editor-section{padding:0;border:1px solid var(--line);background:var(--surface)}.studio-section-title{display:grid;grid-template-columns:30px minmax(0,1fr);grid-gap:10px;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line);background:var(--paper)}.studio-section-title>span{color:var(--signal);font-size:10px;font-weight:850}.studio-section-title h3{margin:0;font-size:12px}.studio-section-title p{margin:2px 0 0;color:var(--muted);font-size:9px}.studio-section-title-action{grid-template-columns:30px minmax(0,1fr) auto;align-items:center}.studio-section-title-action button{min-height:32px;padding:5px 10px;font-size:10px}.studio-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px;padding:16px}.studio-form-grid label,.studio-release-grid>label:not(.studio-release-toggle){display:grid;grid-gap:5px;gap:5px;color:var(--muted);font-size:9px;font-weight:750}.studio-form-grid .wide{grid-column:1/-1}.studio-form-grid textarea{min-height:80px;resize:vertical}.studio-field-row :is(input,select),.studio-form-grid :is(input,textarea,select),.studio-release-grid :is(input,select){min-height:38px;padding:8px 10px;font-size:11px}.studio-token-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:1px solid var(--line)}.studio-token-grid>label{display:grid;grid-gap:5px;gap:5px;padding:11px;border-right:1px solid var(--line);color:var(--muted);font-size:8px;text-transform:uppercase}.studio-token-grid>label:last-child{border-right:0}.studio-token-grid input[type=color]{width:100%;height:34px;padding:2px;border-radius:0}.studio-token-grid code{font-size:8px;text-transform:none}.studio-radius-control input{min-height:34px;padding:0}.studio-lines-editor{width:calc(100% - 32px);min-height:100px;margin:16px;padding:12px;resize:vertical;font-size:11px;line-height:1.6}.studio-lines-editor.tall{min-height:150px}.studio-field-list{display:grid}.studio-field-row{display:grid;grid-template-columns:30px minmax(100px,1.25fr) minmax(90px,1fr) 100px 78px auto;align-items:end;grid-gap:8px;gap:8px;padding:12px 14px;border-bottom:1px solid var(--line)}.studio-field-row:last-child{border-bottom:0}.studio-field-row>span{align-self:center;color:var(--muted);font-size:9px}.studio-field-row label{display:grid;grid-gap:4px;gap:4px;color:var(--muted);font-size:8px;font-weight:750}.studio-field-row .studio-required{display:flex;align-items:center;min-height:38px;gap:5px}.studio-field-row .studio-required input{width:16px;min-height:16px;padding:0}.studio-field-row button{min-height:38px;padding:7px 9px;font-size:9px}.studio-release-grid{display:grid;grid-gap:12px;gap:12px;padding:18px}.studio-free-component,.studio-release-toggle{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;grid-gap:11px;gap:11px;padding:13px;border:1px solid var(--line)}.studio-release-toggle input{width:18px;min-height:18px;padding:0}.studio-free-component small,.studio-free-component strong,.studio-release-toggle small,.studio-release-toggle strong{display:block}.studio-free-component strong,.studio-release-toggle strong{color:var(--ink);font-size:11px}.studio-free-component small,.studio-release-toggle small{color:var(--muted);font-size:9px}.studio-free-component svg{width:22px;height:22px}.studio-fork-callout{display:grid;grid-template-columns:36px minmax(0,1fr) auto;align-items:center;grid-gap:15px;gap:15px;margin:18px;padding:18px;border:1px solid var(--line)}.studio-fork-callout svg{width:26px;height:26px}.studio-fork-callout p{margin:3px 0 0;color:var(--muted);font-size:10px}.studio-empty-state{display:grid;place-items:center;align-content:center;min-height:650px;padding:40px;text-align:center}.studio-empty-state>span{display:grid;place-items:center;width:58px;height:58px;border:1px solid var(--line)}.studio-empty-state svg{width:30px;height:30px}.studio-empty-state strong{margin-top:15px}.studio-empty-state p{color:var(--muted);font-size:12px}.studio-preview-panel{background:var(--paper)}.studio-preview-head{display:flex;align-items:center;justify-content:space-between;gap:12px;height:78px;padding:14px 16px;border-bottom:1px solid var(--line)}.studio-preview-head strong{display:block;font-size:12px}.studio-device-switch{display:flex;gap:3px}.studio-device-switch button{display:grid;place-items:center;width:31px;min-height:31px;padding:0;border-color:var(--line);background:var(--surface);box-shadow:none}.studio-device-switch button.active,.studio-device-switch button:hover:not(:disabled){border-color:var(--nav);background:var(--nav);color:#fff;box-shadow:none;transform:none}.studio-device-icon{display:block;width:17px;height:11px;border:1px solid;border-radius:0}.studio-device-icon.tablet{width:12px;height:15px}.studio-device-icon.mobile{width:8px;height:15px}.studio-preview-stage{display:flex;align-items:flex-start;justify-content:center;min-height:520px;padding:18px;overflow:auto;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:20px 20px}.studio-preview-document{width:100%;min-height:476px;overflow:hidden;border:1px solid var(--line-dark);border-radius:0;background:var(--studio-preview-bg);color:var(--studio-preview-text);box-shadow:0 12px 28px rgba(45,37,29,.12);transition:width .28s ease}.studio-preview-stage.tablet .studio-preview-document{width:78%;min-width:260px}.studio-preview-stage.mobile .studio-preview-document{width:46%;min-width:230px}.studio-preview-topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:48px;padding:9px 12px;border-bottom:1px solid color-mix(in srgb,var(--studio-preview-text) 15%,transparent);background:var(--studio-preview-surface)}.studio-preview-brand{display:flex;align-items:center;gap:7px;min-width:0}.studio-preview-brand>span{display:grid;place-items:center;width:25px;height:25px;background:var(--studio-preview-accent);color:var(--studio-preview-surface)}.studio-preview-brand svg{width:15px;height:15px}.studio-preview-brand b{overflow:hidden;font-size:9px;text-overflow:ellipsis;white-space:nowrap}.studio-preview-topbar small{opacity:.55;font-size:7px;white-space:nowrap}.studio-preview-template{display:grid;grid-template-columns:76px minmax(0,1fr);min-height:428px}.studio-preview-template>aside{padding:17px 9px;border-right:1px solid color-mix(in srgb,var(--studio-preview-text) 15%,transparent);background:var(--studio-preview-surface)}.studio-preview-template>aside>small{opacity:.5;font-size:6px}.studio-preview-template>aside div{display:grid;grid-template-columns:18px 1fr;grid-gap:4px;gap:4px;margin-top:15px;opacity:.5;font-size:7px}.studio-preview-template>aside div.active{opacity:1;color:var(--studio-preview-accent);font-weight:800}.studio-preview-template main{padding:30px 22px}.studio-preview-kicker{color:var(--studio-preview-accent);font-size:7px;font-weight:850;letter-spacing:.12em}.studio-preview-document h3{margin:8px 0;color:inherit;font-size:clamp(15px,2vw,23px);line-height:1.08}.studio-preview-document p{opacity:.7;font-size:8px;line-height:1.55}.studio-preview-module-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:7px;gap:7px;margin:18px 0}.studio-preview-module-grid article{display:grid;grid-gap:4px;gap:4px;min-height:68px;padding:9px;border:1px solid color-mix(in srgb,var(--studio-preview-text) 18%,transparent);border-radius:0;background:var(--studio-preview-surface)}.studio-preview-module-grid small,.studio-preview-module-grid span{opacity:.55;font-size:6px}.studio-preview-module-grid b{font-size:8px}.studio-preview-document button{min-height:28px;padding:5px 10px;border-color:var(--studio-preview-accent);background:var(--studio-preview-accent);color:var(--studio-preview-surface);box-shadow:none;font-size:7px}.studio-preview-component{padding:24px 20px}.studio-preview-component-head{display:flex;justify-content:space-between;font-size:7px}.studio-preview-prompt{margin:18px 0 10px;padding:12px;border-left:3px solid var(--studio-preview-accent);background:var(--studio-preview-surface);font-size:8px}.studio-preview-options{display:grid;grid-gap:7px;gap:7px}.studio-preview-options button{display:grid;grid-template-columns:22px 1fr;align-items:center;grid-gap:8px;gap:8px;width:100%;min-height:38px;border-color:color-mix(in srgb,var(--studio-preview-text) 18%,transparent);background:var(--studio-preview-surface);color:var(--studio-preview-text);text-align:left}.studio-preview-options button span{display:grid;place-items:center;width:20px;height:20px;background:var(--studio-preview-accent);color:var(--studio-preview-surface)}.studio-preview-component footer{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:18px;color:color-mix(in srgb,var(--studio-preview-text) 60%,transparent);font-size:7px}.studio-preview-empty{display:grid;place-items:center;min-height:520px;padding:30px;color:var(--muted);font-size:11px;text-align:center}.studio-preview-notes{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}.studio-preview-notes div{padding:10px;border-right:1px solid var(--line)}.studio-preview-notes div:last-child{border-right:0}.studio-preview-notes span,.studio-preview-notes strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.studio-preview-notes span{color:var(--muted);font-size:7px;text-transform:uppercase}.studio-preview-notes strong{font-size:9px}.chat-log{min-height:360px;max-height:56vh;overflow-y:auto;padding:16px 0;border-block:1px solid var(--line)}.msg-wrap{display:flex;flex-direction:column;align-items:flex-start;margin-bottom:14px}.msg-wrap.user{align-items:flex-end}.msg{max-width:86%;padding:10px 12px;border-radius:15px 15px 15px 5px;white-space:pre-wrap;background:var(--paper-2)}.msg.user{border-radius:15px 15px 5px 15px;background:var(--nav);color:var(--paper)}.msg-time{margin-top:4px;color:var(--muted);font:9px ui-monospace,monospace}.typing-dots{display:inline-flex;gap:4px}.typing-dots span{width:5px;height:5px;background:currentColor;animation:blink 1s infinite}.typing-dots span:nth-child(2){animation-delay:.15s}.typing-dots span:nth-child(3){animation-delay:.3s}.auth-split{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(420px,.95fr);grid-gap:14px;gap:14px;padding:14px;background:var(--paper)}.auth-brand{position:relative;display:flex;flex-direction:column;justify-content:space-between;min-height:calc(100vh - 28px);padding:clamp(34px,5vw,72px);overflow:hidden;background:var(--nav);color:#fffaf1;border-radius:28px}.auth-brand:after{content:"α";position:absolute;right:-4vw;bottom:-10vw;display:grid;place-items:center;width:min(32vw,380px);height:min(32vw,380px);border-radius:46% 54% 59% 41%/51% 38% 62% 49%;background:var(--acid);color:#304239;font-size:min(19vw,220px);font-weight:650;line-height:1;transform:rotate(-7deg)}.auth-tagline{max-width:650px;margin-bottom:22px;font-size:clamp(1.8rem,2.7vw,2.75rem);font-weight:650;line-height:1.12;letter-spacing:-.035em}.auth-sub,.auth-tagline{position:relative;z-index:1}.auth-sub{max-width:520px;color:#c3cbc5;font-size:1rem}.auth-feat{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:9px;max-width:620px}.auth-feat div{display:flex;align-items:center;gap:7px;padding:8px 12px 8px 9px;border:1px solid rgba(255,255,255,.13);border-radius:999px;background:rgba(255,255,255,.055);color:#e3e8e3;font-size:11px;font-weight:650}.auth-feat .dot{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.1);font-size:11px}.auth-main{display:grid;grid-template-rows:auto 1fr;padding:clamp(24px,5vw,64px)}.auth-brand-head,.auth-main-head{display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative;z-index:1}.auth-main>.row:first-child{justify-content:space-between!important}.auth-main>.row:first-child>.row{display:none}.auth-card{width:min(100%,430px);margin:auto;padding:34px;border-color:var(--line);border-radius:24px;box-shadow:var(--shadow-2)}.auth-card-title h1{margin-bottom:6px;font-size:clamp(1.55rem,2.2vw,2rem)}.auth-card-title p{margin:0;font-size:13px}.login-mode-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:5px;gap:5px;padding:5px;border:1px solid var(--line);border-radius:14px;background:var(--surface-2)}.login-mode-tabs button{min-height:40px;padding:8px 10px;border-color:transparent;background:transparent;color:var(--muted);box-shadow:none;font-size:12px}.login-mode-tabs button:hover:not(:disabled){border-color:transparent;background:var(--surface);color:var(--ink);box-shadow:none;transform:none}.login-mode-tabs button.active{border-color:var(--nav);background:var(--nav);color:#fff}.auth-error,.notice-inline.danger{padding:10px 12px;border:1px solid color-mix(in srgb,var(--danger) 55%,var(--line));border-radius:4px;background:color-mix(in srgb,var(--danger) 8%,var(--surface));color:var(--danger);font-size:12px}.auth-register-link{margin:0;color:var(--muted);font-size:12px;text-align:center}.auth-register-link a{color:var(--signal-2);font-weight:700}.brand-edition{color:#b9c4bc;font-size:10px;font-weight:750;letter-spacing:.08em;text-transform:uppercase}.auth-mode-organization .auth-brand:after{content:"◎"}.auth-mode-personal .auth-brand{background:#334b40}.auth-mode-organization .auth-brand{background:#25352f}.registration-page,.security-setup-page{min-height:100vh;padding:clamp(24px,5vw,64px);background:var(--paper)}.registration-shell,.security-setup-shell{width:min(100%,860px);margin:0 auto}.registration-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:clamp(38px,7vw,72px)}.registration-intro{max-width:680px}.registration-intro h1,.security-setup-shell>header h1{margin:7px 0 10px;font-size:clamp(1.8rem,3vw,2.55rem)}.registration-intro p,.security-setup-shell>header p{color:var(--muted)}.registration-card{margin-top:28px;padding:clamp(22px,4vw,36px)}.registration-card small{color:var(--muted);font-size:10px;font-weight:500}.security-setup-shell{max-width:720px}.security-setup-shell>header{margin:54px 0 24px}.mfa-manager{padding:clamp(20px,4vw,32px)}.mfa-manager h2{margin:4px 0 6px;font-size:1.35rem}.mfa-manager p{margin-bottom:0}.mfa-setup-grid{display:grid;grid-template-columns:240px minmax(0,1fr);align-items:start;grid-gap:24px;gap:24px}.mfa-setup-grid>img{max-width:100%;height:auto;background:#fff}.mfa-secret,.mfa-setup-grid>img{display:block;border:1px solid var(--line)}.mfa-secret{margin-top:5px;padding:9px;overflow-wrap:anywhere;background:var(--paper);font-size:11px}.recovery-codes pre{padding:18px;overflow:auto;border:1px solid var(--line);background:var(--paper);font-size:12px;line-height:1.8}.settings-column{max-width:680px}.flush-heading{margin-top:0}.blob,.dots{display:none}.store-shell{gap:18px;margin-top:-26px}.admin-heading,.admin-section-head,.library-heading,.store-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:28px}.library-heading>div:first-child,.store-heading>div:first-child{max-width:760px}.admin-heading h1,.library-heading h1,.store-heading h1{margin-bottom:5px;font-size:clamp(1.65rem,2.1vw,2.15rem)}.store-heading p{margin-bottom:0}.store-heading-actions{display:flex;align-items:stretch;justify-content:flex-end;gap:8px}.store-library-link{display:inline-flex;align-items:center;gap:9px;min-width:150px;border-radius:13px}.store-library-link small{display:grid;place-items:center;min-width:22px;height:22px;margin-left:auto;border:1px solid var(--line);background:var(--paper);color:var(--muted);font-size:10px}.store-action-icon{display:grid;place-items:center;width:22px;height:22px}.store-action-icon svg{width:20px;height:20px}.credit-pill{display:flex;flex-direction:column;justify-content:center;min-width:150px;padding:11px 16px;border:1px solid var(--line);border-radius:3px;background:var(--nav);color:#fffaf1}.credit-pill small{color:#aeb9b1;font-size:10px;font-weight:700}.credit-pill strong{color:var(--acid);font-size:1.45rem;font-weight:600;line-height:1.2}.credit-wallets{display:flex;gap:9px}.environment-badge{display:inline-flex!important;align-items:center;justify-content:center;width:-moz-fit-content;width:fit-content;padding:4px 8px;border-radius:999px;font:750 9px/1 ui-monospace,monospace;letter-spacing:.09em;text-transform:uppercase}.environment-badge.live{border:1px solid #b7c6bd;background:#edf3ef;color:#294a39!important}.environment-badge.sandbox{border:1px solid #d8b4fe;background:#f5edff;color:#6b21a8!important}.billing-environment-console{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px 17px;border:1px solid var(--line);border-radius:17px;background:var(--surface)}.billing-environment-console>div:first-child{display:grid;grid-template-columns:auto 1fr;align-items:center;grid-gap:4px 9px;gap:4px 9px}.billing-environment-console small{grid-column:2;color:var(--muted)}.billing-environment-console.sandbox{border-color:#d8b4fe;background:linear-gradient(110deg,#faf5ff,#fff7ed)}.sandbox-active,.segmented button.sandbox-active{border-color:#7e22ce!important;background:#7e22ce!important;color:#fff!important}.mockpay-button{border-color:#7e22ce;background:#7e22ce;color:#fff}.mockpay-button:hover{border-color:#6b21a8;background:#6b21a8}.checkout-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(96px,1fr));grid-gap:8px;gap:8px}.checkout-actions button{min-width:0;padding-inline:10px}.checkout-coupon{display:grid;grid-template-columns:minmax(220px,420px) minmax(220px,1fr);align-items:end;grid-gap:12px;gap:12px;padding:14px 16px;border:1px dashed var(--line-dark);border-radius:15px}.checkout-coupon small{padding-bottom:12px}.coupon-shelf{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));grid-gap:10px;gap:10px}.coupon-shelf article{display:grid;grid-gap:6px;gap:6px;padding:15px;border:1px solid #e8c78d;border-radius:16px;background:linear-gradient(135deg,#fff9e9,#fff)}.coupon-shelf code{overflow:hidden;color:#725017;font-weight:700;text-overflow:ellipsis}.coupon-shelf small{color:var(--muted)}.coupon-button{border-color:#a36a0d;background:#f2c96f;color:#34260e}.coupon-button:hover{border-color:#8a5707;background:#e8b94d}.checkout-overlay{position:fixed;inset:0;z-index:160;display:grid;place-items:center;padding:20px;background:rgba(22,28,24,.48);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);animation:fadeIn .16s ease both}.checkout-dialog{display:grid;grid-gap:18px;gap:18px;width:min(100%,560px);max-height:min(760px,calc(100vh - 40px));overflow-y:auto;padding:26px;border:1px solid var(--line);border-radius:22px;background:var(--surface);box-shadow:var(--shadow-3);animation:fadeUp .2s ease both}.checkout-dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.checkout-dialog-head .eyebrow{margin-bottom:7px}.checkout-dialog-head h2{margin:0;font-size:1.35rem}.checkout-close{width:36px;min-height:36px;padding:0;border-color:var(--line);border-radius:50%;background:var(--paper);color:var(--ink);box-shadow:none;font-size:21px}.checkout-close:hover:not(:disabled){border-color:var(--line-dark);background:var(--paper-2);color:var(--ink);transform:none;box-shadow:none}.checkout-total{display:flex;align-items:baseline;justify-content:space-between;gap:20px;padding:16px;border-radius:15px;background:var(--paper)}.checkout-total span{color:var(--muted);font-size:12px}.checkout-total strong{font-size:1.65rem;font-weight:600}.checkout-promotion{margin:0}.checkout-dialog-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));grid-gap:9px;gap:9px}.checkout-dialog-actions button{min-width:0}.checkout-note{color:var(--muted);font-size:11px;line-height:1.55}.admin-tabs,.store-tabs{display:flex;gap:7px;padding:6px;overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.store-section-nav{display:flex;align-items:center;gap:2px;overflow-x:auto;border-block:1px solid var(--line);background:transparent}.store-section-nav a{display:inline-flex;align-items:center;gap:8px;min-height:43px;padding:7px 13px;color:var(--muted);font-size:12px;font-weight:650;white-space:nowrap;transition:color .16s ease,background .16s ease}.store-section-nav a:hover{background:var(--surface);color:var(--ink)}.store-section-nav a.active{border-radius:12px;background:var(--nav);color:#fff;animation:tabButtonIn .2s ease both}.store-section-nav a>span{display:grid;place-items:center;width:19px;height:19px}.store-section-nav svg{width:18px;height:18px}.store-shell .store-tabs{padding:5px;border-radius:16px}.admin-tabs button,.model-switch button,.segmented button,.store-tabs button{min-height:38px;padding:8px 14px;white-space:nowrap;border-color:transparent;background:transparent;color:var(--muted);box-shadow:none}.admin-tabs button:hover,.model-switch button:hover,.segmented button:hover,.store-tabs button:hover{background:var(--paper-2);border-color:transparent;color:var(--ink);transform:none;box-shadow:none}.admin-tabs button.active,.model-switch button.active,.segmented button.active,.store-tabs button.active{background:var(--nav);color:#fff;border-color:var(--nav)}.store-shell .store-tabs button{border-radius:13px}.store-shell .store-tabs button.active{animation:tabButtonIn .2s ease both}.store-tabs button span{margin-left:7px;opacity:.65}.market-slide{min-width:0;overflow:clip}.market-slide-right{animation:marketSlideFromRight .3s cubic-bezier(.2,.75,.25,1) both}.market-slide-left{animation:marketSlideFromLeft .3s cubic-bezier(.2,.75,.25,1) both}.market-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));grid-gap:14px;gap:14px}.market-card{display:flex;flex-direction:column;gap:14px;min-height:250px;padding:20px;border:1px solid var(--line);border-radius:3px;background:var(--surface);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.market-card:hover{transform:translateY(-3px);border-color:var(--line-dark);box-shadow:var(--shadow-2)}.market-card-head{display:grid;grid-template-columns:46px minmax(0,1fr) auto;align-items:center;grid-gap:11px;gap:11px}.market-icon{display:grid;place-items:center;width:46px;height:46px;border:1px solid color-mix(in srgb,var(--acid) 70%,var(--line));background:color-mix(in srgb,var(--acid) 30%,var(--surface));color:var(--ink)}.market-icon svg{width:25px;height:25px}.market-card-head small,.market-card-head strong{display:block}.market-card-head small{color:var(--muted);font-size:10px}.market-card p{flex:1 1;margin:0;color:var(--muted);font-size:13px}.market-card>button{width:100%}.catalog-price{display:flex;flex-direction:column;gap:9px;padding-top:10px;border-top:1px solid var(--line)}.catalog-price>strong{font-size:1.25rem}.catalog-price .row>*{flex:1 1}.theme-strip{display:grid;grid-template-columns:repeat(3,1fr);height:34px;overflow:hidden;border:1px solid var(--line);border-radius:0}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));grid-gap:14px;gap:14px}.product-card{display:flex;flex-direction:column;gap:11px;min-height:290px;padding:24px;border:1px solid var(--line);border-radius:3px;background:var(--surface)}.product-card:nth-child(3n+2){background:color-mix(in srgb,var(--mint) 18%,var(--surface))}.product-card:nth-child(3n+3){background:color-mix(in srgb,var(--lilac) 18%,var(--surface))}.product-card h2{margin:0;font-size:1.4rem}.product-card p{flex:1 1}.product-credit{color:var(--success)}.product-price{font-size:1.8rem;font-weight:550;letter-spacing:-.04em}.voucher-bar{display:grid;grid-template-columns:minmax(180px,1fr) minmax(150px,240px) minmax(150px,220px) auto;align-items:center;grid-gap:14px;gap:14px}.voucher-bar small{display:block}.credit-controls h3{margin:4px 0}.credit-controls p{max-width:760px}.credit-history h3{margin:0;padding:18px 18px 0}.notice-inline{padding:12px 15px;border:1px solid color-mix(in srgb,var(--success) 45%,var(--line));border-radius:3px;background:color-mix(in srgb,var(--mint) 22%,var(--surface));color:var(--ink-2);font-size:13px}.low-credit-warning{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 15px;border:1px solid #e8c78d;border-radius:3px;background:#fff9e9;color:#725017;font-size:12px}.admin-metrics,.library-summary{display:grid;grid-template-columns:repeat(3,1fr);overflow:hidden;border:1px solid var(--line);border-radius:18px;background:var(--surface)}.store-shell .library-summary{grid-template-columns:repeat(4,1fr);border-radius:3px}.store-shell :is(.card,input,select,textarea,.checkout-dialog,.checkout-total){border-radius:3px}.store-shell :is(button,.button){border-radius:13px}.store-shell .checkout-close{border-radius:50%}.library-summary>div{display:flex;flex-direction:column;padding:20px;border-right:1px solid var(--line)}.library-summary>div:last-child{border-right:0}.library-summary strong{font-size:1.4rem}.library-summary span{color:var(--muted);font-size:11px}.course-library{display:flex;flex-direction:column;gap:22px}.library-tools{display:grid;grid-template-columns:minmax(240px,1fr) 220px;grid-gap:12px;gap:12px;padding:16px;border:1px solid var(--line);border-radius:18px;background:var(--surface)}.library-result{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px}.library-list{display:grid;grid-gap:9px;gap:9px}.library-list>article{display:grid;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;grid-gap:18px;gap:18px;padding:18px;border:1px solid var(--line);border-radius:17px;background:var(--surface);transition:transform .16s ease,border-color .16s ease}.library-list>article:hover{transform:translateX(3px);border-color:var(--signal)}.library-index{display:grid;place-items:center;width:42px;height:42px;border-radius:14px 14px 14px 5px;background:var(--paper-2);color:var(--muted);font-size:11px;font-weight:700}.library-course-copy strong{display:block;font-size:1.05rem}.library-course-copy p{margin:2px 0 8px;color:var(--muted);font-size:12px}.library-course-copy>div{display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:10px}.announcement-panel{display:grid;grid-template-columns:112px minmax(0,1fr);overflow:hidden;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.announcement-label{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 13px;background:color-mix(in srgb,var(--acid) 72%,var(--surface));color:#3d321d}.announcement-label span{font-size:10px;font-weight:800}.announcement-label strong{font-size:1.15rem;font-weight:600}.announcement-list article{display:grid;grid-template-columns:16px minmax(0,1fr) auto;grid-gap:8px;gap:8px;padding:9px 12px;border-bottom:1px solid var(--line)}.announcement-list article:last-child{border-bottom:0}.announcement-dot{color:var(--signal)}.announcement-list strong{display:block;font-size:12px}.announcement-list p{margin:1px 0 0;color:var(--muted);font-size:11px;line-height:1.45;white-space:pre-line}.announcement-list time{color:var(--muted);font-size:10px}.admin-console{display:flex;flex-direction:column;gap:22px}.admin-heading{padding-bottom:16px;border-bottom:1px solid var(--line)}.admin-console .admin-tabs{position:-webkit-sticky;position:sticky;top:12px;z-index:20;box-shadow:var(--shadow-1)}.admin-console>.col>h1{display:none}.admin-models,.admin-panel{gap:18px}.admin-section-head h2{margin-bottom:7px}.admin-section-head p{max-width:720px;margin:0}.model-switch{display:grid;grid-template-columns:1fr 1fr;padding:5px;border:1px solid var(--line);border-radius:14px;background:var(--surface-2)}.model-list{display:grid;grid-gap:9px;gap:9px}.model-list article{display:grid;grid-template-columns:minmax(0,1fr) auto auto auto auto;align-items:center;grid-gap:12px;gap:12px;padding:16px 18px;border:1px solid var(--line);border-radius:15px;background:var(--surface)}.model-list article small,.model-list article span,.model-list article strong{display:block}.model-list article small,.model-list article span{color:var(--muted)}.model-list article small{font-size:10px}.model-assignment-overview>div:first-child{display:flex;justify-content:space-between;margin-bottom:12px}.assignment-grid,.product-admin-grid,.resource-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:10px;gap:10px}.assignment-grid article,.product-admin-grid article,.resource-grid article{position:relative;display:flex;flex-direction:column;gap:3px;min-height:130px;padding:17px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.assignment-grid article>b{margin-top:auto;font-size:1.65rem;font-weight:500}.assignment-grid small,.assignment-grid span,.product-admin-grid small,.product-admin-grid span,.resource-grid small,.resource-grid span{color:var(--muted);font-size:11px}.model-editor{display:flex;flex-direction:column;gap:18px;padding:22px;border:1px solid var(--signal);border-radius:20px;background:var(--surface);box-shadow:var(--shadow-2)}.model-editor-head{display:flex;justify-content:space-between;align-items:center;gap:18px}.model-editor-head h3{margin:0;font-size:1.25rem}.segmented{display:flex;gap:5px;padding:4px;border:1px solid var(--line);border-radius:13px;background:var(--surface-2)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:13px;gap:13px;align-items:end}.form-grid label{margin:0}.form-grid .wide,.wide{grid-column:1/-1}.pricing-box,.scope-box{display:flex;flex-direction:column;gap:12px;padding:16px;border:1px solid var(--line);border-radius:16px;background:var(--paper)}.scope-box select[multiple]{min-height:150px}.check-row{display:flex;align-items:center;flex-wrap:wrap;gap:12px}.check-label,.check-row label{display:flex;align-items:center;gap:7px;margin:0;color:var(--ink)}.form-actions{justify-content:flex-end}.danger-text{color:var(--danger)!important}.admin-metrics{grid-template-columns:repeat(4,1fr)}.admin-metrics article{padding:20px;border-right:1px solid var(--line)}.admin-metrics article:last-child{border-right:0}.admin-metrics span,.admin-metrics strong{display:block}.admin-metrics span{color:var(--muted);font-size:10px}.admin-metrics strong{font-size:1.35rem;font-weight:550}.table-card{overflow-x:auto}.entitlement-forms{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.entitlement-form{border-top:3px solid var(--nav)}.entitlement-form.sandbox{border-top-color:#7e22ce;background:linear-gradient(180deg,#faf5ff,var(--surface) 30%)}.entitlement-form h3{display:inline-block;margin:0 0 0 8px}.announcement-admin-list,.promotion-list{display:grid;grid-gap:9px;gap:9px}.promotion-list article{display:grid;grid-template-columns:minmax(0,1fr) auto auto 80px 110px;align-items:center;grid-gap:12px;gap:12px;padding:15px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.promotion-list article span{display:block;color:var(--muted);font-size:11px}.announcement-admin-list article{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;grid-gap:12px;gap:12px;padding:15px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.announcement-admin-list p{margin:2px 0 0;color:var(--muted);font-size:12px}.settings-managed-note p{margin:4px 0 0}.mockpay-page{display:grid;place-items:center;min-height:calc(100vh - 80px);padding:28px;background:radial-gradient(circle at 15% 15%,rgba(216,180,254,.45),transparent 32%),radial-gradient(circle at 85% 82%,rgba(253,186,116,.35),transparent 30%)}.mockpay-card{display:flex;flex-direction:column;gap:20px;width:min(100%,620px);padding:clamp(24px,5vw,42px);border:1px solid #d8b4fe;border-radius:28px;background:var(--surface);box-shadow:0 28px 70px rgba(88,28,135,.12)}.mockpay-brand{display:grid;grid-template-columns:46px minmax(0,1fr) auto;align-items:center;grid-gap:12px;gap:12px}.mockpay-brand small,.mockpay-brand strong{display:block}.mockpay-brand small{color:var(--muted)}.mockpay-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:16px 16px 16px 5px;background:#7e22ce;color:#fff;font-size:1.25rem;font-weight:750}.sandbox-warning{display:flex;flex-direction:column;gap:4px;padding:16px;border:1px dashed #c084fc;border-radius:16px;background:#faf5ff;color:#581c87}.sandbox-warning span{font-size:12px}.mockpay-order{display:flex;flex-direction:column;gap:9px;padding:18px 0;border-block:1px solid var(--line)}.mockpay-order small{color:var(--muted);font-family:ui-monospace,monospace}.mockpay-order>strong{margin-top:8px;font-size:2rem;letter-spacing:-.04em}.mockpay-actions{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px}.mockpay-card>.text-button{align-self:center}.cover-grad{background:var(--ink);color:var(--paper)}.cover-pattern{position:absolute;inset:0;background:linear-gradient(110deg,transparent 55%,var(--signal) 55% 70%,transparent 70%);opacity:.8}table{width:100%;border-collapse:collapse}td,th{padding:11px;border-bottom:1px solid var(--line);text-align:left}th{color:var(--muted);font:10px ui-monospace,monospace;text-transform:uppercase}hr{width:100%;border:0;border-top:1px solid var(--line)}[dir=rtl] .alpha-main{margin-left:0;margin-right:var(--rail)}[dir=rtl] .alpha-rail{left:auto;right:0}[dir=rtl] .alpha-rail,[dir=rtl] .studio-editor,[dir=rtl] .studio-sidebar{border-right:0;border-left:1px solid var(--line)}[dir=rtl] td,[dir=rtl] th{text-align:right}[dir=rtl] .mfa-secret,[dir=rtl] code,[dir=rtl] input[name*=code i],[dir=rtl] input[name*=username i],[dir=rtl] input[type=email]{direction:ltr;text-align:left}@keyframes blink{0%,70%,to{opacity:.25}35%{opacity:1}}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pageIn{0%{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}@keyframes marketSlideFromRight{0%{opacity:0;transform:translateX(28px)}to{opacity:1;transform:translateX(0)}}@keyframes marketSlideFromLeft{0%{opacity:0;transform:translateX(-28px)}to{opacity:1;transform:translateX(0)}}@keyframes tabButtonIn{0%{opacity:.72;transform:scale(.96)}to{opacity:1;transform:scale(1)}}@keyframes spin{to{transform:rotate(1turn)}}.fade-up{animation:fadeUp .38s ease both}.page-transition{animation:pageIn .28s cubic-bezier(.2,.75,.25,1) both}.stagger>*{animation:fadeUp .38s ease both}.stagger>:nth-child(2){animation-delay:.05s}.stagger>:nth-child(3){animation-delay:.1s}.stagger>:nth-child(4){animation-delay:.15s}@media (max-width:1280px){.studio-workbench{grid-template-columns:270px minmax(0,1fr)}.studio-preview-panel{grid-column:1/-1;border-top:1px solid var(--line)}.studio-preview-stage{min-height:440px}.studio-preview-document{max-width:760px;min-height:400px}}@media (max-width:1050px){:root{--rail:214px}.studio-workbench,.workspace-shell{grid-template-columns:1fr}.studio-editor,.studio-sidebar{border-right:0;border-bottom:1px solid var(--line)}.studio-preview-panel{grid-column:auto}}@media (max-width:760px){:root{--rail:0px}.alpha-main{margin-left:0;padding-top:61px}[dir=rtl] .alpha-main{margin-right:0}.container{padding:32px 18px 72px}.alpha-mobilebar{position:fixed;inset:0 0 auto;z-index:95;display:flex;align-items:center;justify-content:space-between;height:61px;padding:0 16px;background:var(--nav);color:var(--paper);border-bottom:1px solid rgba(255,255,255,.1)}.mobile-brand{justify-content:flex-start}.menu-trigger{display:grid;grid-gap:6px;gap:6px;min-height:36px;padding:9px;border:1px solid #55554c;background:transparent}.menu-trigger span{display:block;width:20px;height:1px;background:var(--paper)}.alpha-rail{width:min(86vw,330px);transform:translateX(-102%);transition:transform .2s ease}[dir=rtl] .alpha-rail{transform:translateX(102%)}.alpha-rail.is-open{transform:translateX(0)}.rail-scrim{position:fixed;inset:0;z-index:70;display:block;width:100%;height:100%;padding:0;border:0;background:rgba(0,0,0,.55)}.page-heading{grid-template-columns:1fr}.folio-number{display:none}.dashboard-stats{grid-template-columns:1fr}.metric{border-right:0;border-bottom:1px solid var(--ink)}.metric:last-child{border-bottom:0}.composer-shell{grid-template-columns:1fr;border-radius:20px}.studio-editor-head{min-height:auto;padding:18px}.studio-editor-tabs small{display:none}.studio-editor-view{padding:18px}.studio-form-grid{grid-template-columns:1fr}.studio-form-grid .wide{grid-column:auto}.studio-token-grid{grid-template-columns:repeat(2,1fr)}.studio-token-grid>label{border-bottom:1px solid var(--line)}.studio-field-row{grid-template-columns:24px minmax(0,1fr)}.studio-field-row>:not(:first-child){grid-column:2}.studio-preview-stage.mobile .studio-preview-document{width:66%}.composer-steps{display:flex;overflow-x:auto;padding:9px}.composer-step{min-width:125px;border:0;padding:10px}.composer-stage{padding:24px 16px}.structure-choice-section.active{padding:14px}.structure-section-head{grid-template-columns:28px minmax(0,1fr)}.structure-section-head small{grid-column:2}.editor-options,.option-grid{grid-template-columns:1fr}.choice-card{min-height:82px}.choice-card.selected{min-height:162px}.choice-card.answer-choice{min-height:70px}.split{grid-template-columns:1fr}.auth-split{display:block}.auth-brand{display:none}.auth-main{min-height:100vh;padding:22px}.auth-card{padding:24px}.registration-page,.security-setup-page{padding:22px 18px 56px}.registration-head{margin-bottom:38px}.mfa-setup-grid,.registration-card .form-grid{grid-template-columns:1fr}.mfa-setup-grid>img{width:min(100%,240px)}.admin-heading,.admin-section-head,.library-heading,.model-editor-head,.store-heading{align-items:stretch;flex-direction:column}.store-shell{margin-top:-12px}.store-heading-actions{justify-content:stretch;flex-direction:column}.credit-wallets,.store-library-link{width:100%}.credit-pill{width:100%;min-width:0}.billing-environment-console{align-items:stretch;flex-direction:column}.admin-metrics,.announcement-panel,.checkout-coupon,.entitlement-forms,.library-summary,.library-tools,.store-shell .library-summary,.voucher-bar{grid-template-columns:1fr}.admin-metrics article,.library-summary>div{border-right:0;border-bottom:1px solid var(--line)}.library-list>article{grid-template-columns:42px minmax(0,1fr)}.library-list>article>.button{grid-column:1/-1}.form-grid{grid-template-columns:1fr}.model-list article{grid-template-columns:1fr auto}.model-list article>div{grid-column:1/-1}.announcement-admin-list article,.promotion-list article{grid-template-columns:1fr auto}.mockpay-actions{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}