:root{--ink:#17191c;--muted:#68707b;--line:#e6e8eb;--bg:#f6f7f9;--paper:#fff;--gold:#f5c400;--black:#131517;--shadow:0 12px 35px rgba(32,39,49,.06);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--bg)}
*,*::before,*::after{box-sizing:border-box}html,body{margin:0;min-height:100%;font-size:13px}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}textarea{resize:vertical}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(245,196,0,.45);outline-offset:2px} [hidden]{display:none!important}
.app{display:grid;grid-template-columns:228px minmax(0,1fr);min-height:100vh}.sidebar{background:#16181a;color:#ebedef;display:flex;flex-direction:column;padding:25px 15px;min-height:100vh;position:sticky;top:0;height:100vh;overflow-y:auto}.brand{display:flex;align-items:center;gap:12px;padding:0 6px 32px}.brand-mark{width:36px;height:36px;background:var(--gold);color:#141414;display:grid;place-content:center;border-radius:10px;font-weight:900;font-size:26px;letter-spacing:-3px;line-height:1}.brand-mark span{font-weight:900;letter-spacing:0}.brand-mark.large{height:46px;width:46px;font-size:31px;margin-bottom:28px}.brand b{display:block;font-size:16px;letter-spacing:-.4px}.brand small{font-size:10px;color:#858d93;display:block;margin-top:4px;white-space:nowrap}.side-label{font-size:9px;color:#797f86;font-weight:800;letter-spacing:1.6px;padding:0 10px}.main-nav{display:grid;gap:4px;margin:13px 0 32px}.nav-btn{background:transparent;color:#9ca2a7;border:1px solid transparent;width:100%;height:45px;border-radius:9px;display:flex;align-items:center;text-align:left;gap:11px;padding:0 12px;font-weight:650}.nav-btn.selected{background:#2b2d2c;color:#fff;border-color:#404342}.nav-btn:hover:not(.selected){background:#212324;color:#fff}.nav-icon{color:#f5c400;font-size:18px;width:18px}.count{background:#373a3a;color:#b8bec1;border-radius:6px;padding:3px 6px;margin-left:auto;font-size:10px}.nav-heading{display:flex;align-items:center;justify-content:space-between;padding-right:8px}.tiny-plus{border:1px solid #484b4b;background:transparent;color:#fff;width:21px;height:21px;border-radius:6px}.project-nav{margin-top:12px;display:grid;gap:3px}.project-nav button{border:0;background:transparent;color:#aab0b5;width:100%;text-align:left;padding:11px 13px;border-radius:8px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:11px}.project-nav button.active,.project-nav button:hover{background:#282a29;color:#fff}.sidebar-bottom{margin-top:auto;padding-top:40px}.sidebar-tip{background:#232626;border:1px solid #3a3e3e;border-radius:11px;padding:15px}.spark{color:var(--gold);font-size:22px;display:block;margin-bottom:12px}.sidebar-tip b{font-size:11px}.sidebar-tip p{font-size:10px;color:#90999f;line-height:1.65;margin:7px 0 0}.user-line{display:flex;align-items:center;gap:9px;color:#9a9ea2;font-size:10px;padding:21px 10px 0}.status-dot{height:7px;width:7px;border-radius:50%;background:#f1a63e}.status-dot.on{background:#69c89c}
.content{min-width:0}.topbar{height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 32px;gap:14px}.crumb{display:flex;gap:11px;align-items:center;min-width:0;font-size:10px;color:#9a9fa7;font-weight:850;letter-spacing:.9px}.crumb b{font-size:11px;color:#30343a;letter-spacing:0}.slash{color:#ccc}.header-actions,.page-actions,.title-line{display:flex;align-items:center;gap:9px}.tag{font-size:9px;letter-spacing:1px;font-weight:800;color:#64696e;background:#f6f6f4;border:1px solid #e5e6e7;padding:8px 11px;border-radius:6px}.button{border:1px solid transparent;border-radius:8px;min-height:36px;display:inline-flex;align-items:center;justify-content:center;gap:5px;padding:8px 13px;font-size:11px;font-weight:750;line-height:1.2;white-space:nowrap;transition:transform .15s,background .15s}.button:hover{transform:translateY(-1px)}.button.primary{background:var(--gold);color:#171715;border-color:#e1b400}.button.primary:hover{background:#ffda32}.button.dark{background:#181b1d;color:#fff}.button.outline{background:#fff;border-color:#e2e5e6;color:#343a40}.button.large{padding:13px 19px;font-size:12px}.button.ghost-danger{background:transparent;color:#c34747;border-color:transparent}.button.ghost-danger:hover{background:#fff2f2}.icon-button{height:27px;min-width:27px;display:inline-grid;place-content:center;border:1px solid #e5e7e9;background:#fff;border-radius:7px;color:#626b72}
#projectView,#libraryView{padding:31px 30px 50px}.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:17px;margin:0 0 29px}.kicker{color:#b18e00;font-size:10px;font-weight:850;letter-spacing:1.9px;margin:0 0 9px}h1,h2,h3,p{margin-top:0}.page-head h1{font-size:28px;letter-spacing:-1.1px;margin:0}.sub{font-size:11px;color:#8c9298;line-height:1.6;margin:7px 0 0}.three-pane{display:grid;grid-template-columns:198px minmax(350px,1fr) minmax(370px,1.02fr);gap:14px;min-height:740px;align-items:stretch}.sections-pane,.editor-pane,.output-pane,.editor-empty{border:1px solid var(--line);border-radius:13px;background:#fff;min-width:0;box-shadow:var(--shadow)}.sections-pane{padding:16px 11px}.pane-top{display:flex;align-items:center;justify-content:space-between;padding:10px 9px 18px;gap:10px}.mini-kicker{font-size:9px;color:#93989d;font-weight:900;letter-spacing:1.4px}.pane-top h2{font-size:15px;letter-spacing:-.4px;margin:6px 0 0}.pane-top h2 span{font-size:10px;font-weight:800;color:#999;margin-left:3px}.round-add{width:29px;height:29px;border:0;border-radius:7px;background:#17191c;color:#fff;font-size:18px}.section-nav{display:grid;gap:5px}.section-item{width:100%;background:#fff;border:1px solid transparent;padding:10px 9px;text-align:left;border-radius:8px;display:flex;align-items:flex-start;gap:8px;color:#2e3337;min-height:57px}.section-item:hover{background:#f8f8f7}.section-item.active{background:#fffaf0;border-color:#e8d486}.section-number{font-weight:850;font-size:10px;color:#a3a8ae;min-width:17px}.section-item.active .section-number{color:#b38a00}.section-text{display:block;flex:1;min-width:0}.section-item b{font-size:11px;line-height:1.45;display:block;overflow-wrap:anywhere}.section-item small{display:block;font-size:9px;color:#91979c;margin-top:4px}.item-check{font-size:11px;color:#4d9955}.dashed-button{width:100%;background:#fff;border:1px dashed #c6cbd0;border-radius:7px;height:35px;font-size:11px;font-weight:750;color:#5c636b;margin-top:11px}.text-link{display:block;border:none;background:transparent;color:#7b673a;font-size:10px;padding:15px 5px;text-align:left}.info-tile{border:1px solid #ebeae3;background:#faf9f5;border-radius:10px;padding:13px;margin-top:25px}.info-tile b{font-size:10px}.info-tile p{font-size:10px;color:#888e95;line-height:1.65;margin:7px 0 0}
.editor-pane{display:flex;flex-direction:column}.section-top,.output-top{padding:22px 20px 17px;border-bottom:1px solid var(--line)}.pill{font-size:9px;border:1px solid #ecdfac;background:#fffaf1;color:#9b7e2e;padding:6px 9px;border-radius:99px;font-weight:750}.pill.approved{background:#ecf8f0;border-color:#c2e7ce;color:#227544}.section-quickbar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;padding:12px 17px;border-bottom:1px solid var(--line)}.section-quickbar button{background:#f9fafb;border:1px solid #e6e8e9;border-radius:7px;padding:9px 4px;display:flex;flex-direction:column;gap:6px;align-items:center;min-height:52px;font-size:16px;color:#252b31}.section-quickbar button span{font-size:9px;color:#727982;font-weight:750;text-align:center}.section-quickbar button:hover{background:#fff9df;border-color:#e8d58d}.editor-scroll{padding:20px;flex:1}.field{display:flex;flex-direction:column;gap:8px;margin-bottom:17px}.field>span{font-size:10px;font-weight:820;color:#434a51}.field input,.field select,.field textarea,.search-field input,.detail-actions select{width:100%;border:1px solid #dee2e6;background:#fff;border-radius:7px;padding:10px 11px;min-height:37px;color:#2b3338;font-size:11px}.field input:disabled{background:#f8f9fa;color:#90979c}.field textarea{line-height:1.65}.field textarea::placeholder,.field input::placeholder{color:#b0b6bc}.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.prompt-field{margin-top:8px}.prompt-field>span{display:flex;align-items:center;gap:11px}.prompt-field em{font-style:normal;font-size:9px;color:#b18b00;background:#fff6da;padding:3px 6px;border-radius:4px}.prompt-field textarea{min-height:150px;background:#fffefb;border-color:#e7dcb6}.voice-line{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin:-8px 0 24px}.voice-button{border:1px solid #e6e8e9;border-radius:7px;background:#fff;min-height:32px;padding:7px 10px;font-size:10px;font-weight:780;color:#434a50}.voice-button.speaking{background:#fff4d0;border-color:#e3b33b}.voice-line select{width:135px;border:1px solid #e5e7e9;padding:7px;border-radius:6px;color:#737a7f;font-size:10px}.voice-line small{font-size:9px;color:#a6aab0}.attached-head{display:flex;align-items:center;justify-content:space-between;gap:5px;border-bottom:1px solid #eceef0;padding:9px 0 10px}.attached-head span:first-child{font-size:9px;font-weight:870;color:#4c5258;letter-spacing:1.1px}.attached-head span:last-child{font-size:9px;color:#a1a5aa}.chips{display:flex;gap:7px;flex-wrap:wrap;padding:13px 0 8px;min-height:49px}.asset-chip{display:inline-flex;align-items:center;gap:7px;background:#f5f6f7;border:1px solid #e7e9e9;padding:5px 6px 5px 9px;border-radius:7px;font-size:10px;max-width:100%}.asset-chip span{max-width:145px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.asset-chip button{border:0;background:#e6e7e9;color:#5d6265;border-radius:4px;width:18px;height:18px;display:grid;place-content:center}.muted-hint{font-size:10px;color:#a0a4a8;line-height:1.5}.seo-block{border-top:1px solid #eceeed;margin-top:10px;padding-top:15px}.seo-block summary{font-size:11px;font-weight:750;cursor:pointer;color:#4d555c;display:flex;align-items:center;justify-content:space-between}.seo-block .field{margin-top:15px}.editor-actions{border-top:1px solid var(--line);padding:13px 17px;display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}.editor-actions>div{display:flex;gap:6px;flex-wrap:wrap}
.output-pane{display:flex;flex-direction:column;overflow:hidden}.code-size{font-size:9px;color:#999}.output-tools{display:flex;justify-content:space-between;align-items:center;gap:5px;padding:11px 16px}.segmented{display:inline-flex;border:1px solid #e5e7e8;background:#f4f5f6;border-radius:7px;padding:3px;gap:2px}.segmented button{background:transparent;border:0;border-radius:5px;padding:7px 9px;font-size:10px;color:#858c91;font-weight:720}.segmented button.selected{background:#fff;color:#252a2d;box-shadow:0 2px 4px #1a1a1a0c}.preview-shell{margin:2px 16px 0;border:1px solid #e2e5e6;background:#f4f5f7;border-radius:9px;min-height:510px;position:relative;overflow:hidden;flex:1;display:flex;align-items:stretch;justify-content:center}.preview-shell.mobile #sectionPreview{width:390px;max-width:100%;margin:auto;box-shadow:0 0 0 9px #24282b1a;border-radius:16px;height:570px;flex:none}.preview-shell iframe{border:0;width:100%;height:100%;min-height:510px;background:#fff}.preview-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:38px;max-width:320px}.preview-icon{height:65px;width:65px;display:grid;place-content:center;background:#fff;border:1px solid #e8e9e9;border-radius:17px;font-size:31px;color:#989fa3;margin-bottom:16px}.preview-placeholder strong{font-size:12px}.preview-placeholder p{font-size:10px;line-height:1.7;color:#9ca0a6;margin:9px 0}.preview-shell textarea{width:100%;border:0;background:#171a1d;color:#e7ecf3;padding:18px;font-family:Consolas,"SFMono-Regular",monospace;font-size:11px;line-height:1.65;min-height:510px;resize:none;outline:none}.output-foot{display:flex;align-items:center;justify-content:space-between;gap:9px;margin:14px 16px 14px}.output-foot span{font-size:9px;color:#a3a9af;line-height:1.5}.output-note{background:#fff6dc;color:#947719;border:1px solid #ecd891;border-radius:7px;padding:9px 12px;margin:0 16px 16px;font-size:10px;line-height:1.6}.editor-empty{grid-column:2 / 4;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center}.editor-empty div{font-size:46px;color:#a6acb0}.editor-empty h2{font-size:20px;margin:10px 0}.editor-empty p{color:#8f959b;font-size:12px}
.empty-view{max-width:650px;margin:110px auto;text-align:center;padding:35px}.empty-mark{color:#cba600;background:#fff4c6;width:84px;height:84px;border-radius:22px;display:grid;place-content:center;font-size:52px;margin:0 auto 27px}.empty-view h1{font-size:36px;letter-spacing:-1.4px;margin-bottom:10px}.empty-view>p:not(.kicker){font-size:14px;line-height:1.8;color:#81888d;margin-bottom:24px}.empty-view button{margin:4px}
.library-controls{display:flex;gap:11px;align-items:center;margin-bottom:22px}.library-controls select{border:1px solid var(--line);padding:12px;border-radius:8px;color:#666;background:#fff}.library-controls>span{font-size:11px;color:#92999e;margin-left:auto}.search-field{flex:1;max-width:500px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:0 10px;display:flex;align-items:center;gap:9px;color:#969b9d}.search-field input{border:0;outline:none;min-height:41px}.library-cards{display:grid;grid-template-columns:repeat(3,minmax(200px,1fr));gap:15px}.library-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;padding:0;text-align:left;box-shadow:var(--shadow)}.library-card:hover{border-color:#d9bb5f;transform:translateY(-2px)}.card-cover{min-height:110px;background:radial-gradient(circle at 85% 20%,#ffd62b55,transparent 48%),repeating-linear-gradient(90deg,#30333711 0 1px,transparent 1px 24px),#f9f8f3;display:flex;align-items:center;justify-content:space-between;padding:18px}.card-cover .cover-symbol{font-size:40px;color:#c6a300;font-weight:850}.card-cover .cover-mark{border:1px solid #dedac8;border-radius:90px;padding:6px 11px;font-size:9px;color:#827232;background:#ffffff85}.card-info{padding:16px}.card-info h3{font-size:13px;line-height:1.45;margin-bottom:7px}.card-info p{font-size:10px;color:#8d959d;margin:0 0 13px}.card-footer{display:flex;justify-content:space-between;border-top:1px solid #f0f0f0;padding-top:10px;color:#858e95;font-size:9px}.approved-indicator{color:#32855a}.library-detail{background:#fff;border:1px solid var(--line);border-radius:12px;margin-top:30px;padding:19px;box-shadow:var(--shadow)}.detail-top{display:flex;justify-content:space-between;gap:12px}.detail-top h2{font-size:20px;margin:8px 0}.library-preview{margin-top:20px;border:1px solid var(--line);height:440px;overflow:hidden;border-radius:9px;background:#fff}.library-preview iframe{width:100%;height:100%;border:none}.detail-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:17px}.detail-actions select{max-width:350px}.detail-actions button{min-height:37px}
dialog{border:0;box-shadow:0 28px 110px #0003}.modal{width:min(560px,calc(100vw - 24px));padding:25px;border-radius:14px}.modal::backdrop,.full-preview::backdrop{background:#151819b8;backdrop-filter:blur(3px)}.modal-head{display:flex;align-items:start;justify-content:space-between;margin-bottom:22px}.modal-head h2{margin:0;font-size:22px;letter-spacing:-.5px}.modal-actions{display:flex;justify-content:flex-end;gap:9px;padding-top:8px}.form-help{color:#7e858b;font-size:11px;line-height:1.7;margin:8px 0 18px}.modal .field input[type=file]{padding:11px}.full-preview{width:95vw;max-width:1600px;height:94vh;max-height:94vh;border-radius:13px;padding:0;overflow:hidden}.full-preview-bar{display:flex;align-items:center;justify-content:space-between;padding:11px 16px;background:#fff;border-bottom:1px solid var(--line)}.full-preview-bar b{display:block;font-size:12px}.full-preview-bar span{display:block;color:#9aa0a4;font-size:10px}.full-preview iframe{width:100%;height:calc(100% - 62px);border:0;background:white}.toast{position:fixed;bottom:25px;right:25px;background:#182321;color:#fff;padding:13px 18px;border-radius:9px;box-shadow:0 8px 38px #0003;z-index:9999;font-size:12px;max-width:430px;line-height:1.55}.toast.error{background:#8e3333}.login-overlay{position:fixed;inset:0;z-index:500;background:#111416dc;display:grid;place-content:center}.login-card{width:min(420px,90vw);border-radius:17px;background:#fff;padding:40px;box-shadow:0 25px 100px #0005}.login-card h2{font-size:26px;margin-bottom:11px}.login-card>p:not(.kicker){color:#899098;font-size:12px;line-height:1.6}.login-card button{width:100%}.error-text{color:#b33434;font-size:10px;margin-top:8px}
@media(max-width:1550px){.three-pane{grid-template-columns:178px minmax(320px,1fr) minmax(340px,1fr)}.section-quickbar{grid-template-columns:repeat(4,1fr)}.editor-actions{gap:8px}.editor-actions .button{font-size:10px;padding:7px 9px}}
@media(max-width:1260px){.app{grid-template-columns:205px minmax(0,1fr)}#projectView,#libraryView{padding:25px 17px}.topbar{padding:0 20px}.three-pane{grid-template-columns:170px minmax(0,1fr)}.output-pane{grid-column:2}.editor-pane{grid-column:2}.sections-pane{grid-row:1 / 3}.page-head{align-items:start}.library-cards{grid-template-columns:repeat(2,minmax(200px,1fr))}}
@media(max-width:780px){.app{display:block}.sidebar{height:auto;min-height:0;position:static;padding:12px 16px;display:flex;flex-direction:row;align-items:center;flex-wrap:wrap;gap:8px}.brand{padding:0;margin-right:auto}.brand b{font-size:13px}.brand small{font-size:9px}.sidebar>.side-label,.nav-heading,.project-nav,.sidebar-bottom{display:none}.main-nav{display:flex;gap:5px;margin:0}.nav-btn{width:auto;min-width:0;height:33px;padding:6px}.nav-btn span:not(.nav-icon){display:none}.topbar{height:64px;padding:0 12px}.crumb>span:first-child,.tag{display:none}.header-actions .button{font-size:10px;padding:8px}.page-head{display:block}.page-actions{margin-top:20px;flex-wrap:wrap}#projectView,#libraryView{padding:21px 10px}.three-pane{grid-template-columns:minmax(0,1fr)}.sections-pane{grid-column:1;grid-row:auto}.section-nav{display:flex;gap:4px;overflow-x:auto}.section-item{min-width:160px;max-width:210px}.sections-pane .info-tile{display:none}.editor-pane,.output-pane{grid-column:1}.editor-empty{grid-column:1;min-height:150px}.section-quickbar{grid-template-columns:repeat(4,minmax(0,1fr))}.page-head h1{font-size:24px}.library-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.preview-shell{min-height:430px}.preview-shell iframe,.preview-shell textarea{min-height:430px}.editor-actions{padding:12px}.library-controls{flex-wrap:wrap}.library-controls>span{margin:0}.search-field{min-width:100%}}
@media(max-width:480px){.library-cards{grid-template-columns:1fr}.editor-grid{grid-template-columns:1fr;gap:0}.section-quickbar{grid-template-columns:repeat(3,minmax(0,1fr))}.page-actions .button{flex:1}.output-tools{gap:5px}.segmented button{padding:6px;font-size:9px}.output-foot{flex-wrap:wrap}.modal{padding:18px}.header-actions{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.section-reorder{display:flex;align-items:center;gap:4px}.section-reorder button{border:1px solid #e5e7e9;background:#fff;color:#62676b;border-radius:6px;min-height:24px;min-width:24px;font-weight:800}.section-reorder button:hover{background:#fff8e2}

/* V2.1 video tool repair action */
.asset-chip .embed-repair{width:auto;height:auto;padding:4px 7px;background:#f5c400;color:#151515;font-size:9px;font-weight:800;border-radius:4px;white-space:nowrap}