:root{font-family:Inter,"Segoe UI",system-ui,-apple-system,sans-serif;color:#1b2a44;background:#f5f7fc;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[contenteditable]:focus-visible{outline:3px solid #7db1ff;outline-offset:2px}[hidden]{display:none!important}.skip-link{position:absolute;top:-60px;left:10px;z-index:999;background:white;padding:10px}.skip-link:focus{top:10px}.office-app{min-height:100vh;display:grid;grid-template-columns:258px minmax(0,1fr)}.sidebar{background:#111e38;color:#d3dbec;display:flex;flex-direction:column;padding:28px 16px 22px;min-height:100vh;position:sticky;top:0;height:100vh;overflow-y:auto}.brand{display:flex;align-items:center;gap:12px;padding:0 13px 32px;color:#fff}.brand-mark{height:43px;width:43px;border-radius:14px;background:linear-gradient(135deg,#4c84ff,#755bdb);display:grid;place-items:center;font-size:24px;font-weight:900;position:relative;box-shadow:0 8px 20px #0002}.brand-mark span{position:absolute;font-size:10px;right:5px;top:5px;color:#ffe498}.brand strong{display:block;letter-spacing:-.04em;font-size:20px}.brand small{display:block;letter-spacing:.19em;color:#91a9d9;font-size:9px;font-weight:800;margin-top:2px}.workspace-label,.files-heading{font-size:10px;font-weight:800;letter-spacing:.16em;color:#8092b4;padding:0 13px;margin-bottom:12px}.sidebar nav{display:grid;gap:5px}.side-link{width:100%;border:0;color:#c6d4ee;text-align:left;border-radius:11px;padding:12px 13px;background:transparent;display:flex;align-items:center;gap:13px;font-size:13px;font-weight:700}.side-link>span:first-child{font-size:19px;color:#96b9ff;width:22px;text-align:center}.side-link:hover,.side-link.active{background:#263e65;color:#fff}.side-link.active>span:first-child{color:#9fbeff}.plus{margin-left:auto;font-size:19px;color:#9aaccd}.files-heading{display:flex;align-items:center;justify-content:space-between;margin:29px 0 11px}.files-heading button{background:transparent;border:0;color:#a5beed;font-size:11px}.recent-files{display:grid;gap:5px}.recent-item{background:transparent;border:0;text-align:left;color:#d4ddf0;display:flex;gap:11px;padding:10px 12px;border-radius:10px;min-width:0}.recent-item:hover,.recent-item.active{background:#213654}.recent-item span:last-child{display:block;min-width:0}.recent-item strong{font-size:12px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;display:block;max-width:175px}.recent-item small{font-size:10px;color:#889fbd}.file-glyph{display:grid;place-items:center;width:27px;height:31px;flex-shrink:0;border-radius:7px;font-size:15px;color:#fff;background:#426aca}.file-glyph.sheet{background:#239a73}.file-glyph.slides{background:#de9340}.empty-recent{color:#7b91b1;font-size:12px;padding:10px 13px;line-height:1.6}.sidebar-foot{border-top:1px solid #2b3e60;margin-top:auto;padding:17px 13px 0}.sidebar-foot p{font-size:12px;font-weight:750;margin:0 0 8px;color:#e0e8fa}.privacy-dot{display:inline-block;height:8px;width:8px;background:#42d3a5;border-radius:50%;margin-right:7px}.sidebar-foot small{font-size:11px;line-height:1.65;display:block;color:#8fa1bf}.sidebar-foot a{display:block;margin-top:18px;color:#acc8ff;font-size:12px;font-weight:700}.main-column{min-width:0;display:flex;flex-direction:column;min-height:100vh}.topbar{height:72px;background:#fff;border-bottom:1px solid #e6eaf1;display:flex;align-items:center;justify-content:space-between;padding:0 34px;gap:16px}.top-left,.top-actions{display:flex;align-items:center;gap:12px}.crumb{font-size:13px;color:#8390a6}.crumb span{padding:0 10px;color:#c7ceda}.crumb b{color:#334967}.local-pill{font-size:11px;color:#267c60;background:#eafaf3;padding:8px 10px;border-radius:99px;font-weight:800;white-space:nowrap}.btn{border:1px solid #dbe3f1;background:#fff;padding:10px 15px;border-radius:10px;font-size:12px;font-weight:800;color:#344967;white-space:nowrap}.btn:hover{border-color:#94b1de;background:#f7faff}.btn.primary{background:#3b67e6;border-color:#3b67e6;color:white;box-shadow:0 6px 15px #3059d82a}.btn.primary:hover{background:#254fc9}.btn.danger{color:#b03248;border-color:#f2c7ce}.btn.sm{padding:7px 10px;font-size:11px}.btn:disabled{opacity:.4;cursor:not-allowed}.mobile-menu{display:none}.main-column main{flex:1;min-width:0;padding:34px;max-width:1550px;width:100%;margin:0 auto}.statusbar{padding:11px 34px;color:#8795ac;background:#fff;border-top:1px solid #e8edf6;font-size:11px;display:flex;justify-content:space-between;gap:12px}.loading{padding:70px 0;text-align:center;color:#8292a8}.hero-banner{background:linear-gradient(110deg,#1f3572,#365fc1 70%,#6c7ee6);padding:30px 36px;color:#fff;border-radius:22px;position:relative;overflow:hidden;box-shadow:0 15px 35px #385cab19}.hero-banner:after{content:"";position:absolute;border:1px solid #ffffff38;width:270px;height:270px;border-radius:50%;right:-62px;top:-100px;box-shadow:0 0 0 50px #ffffff08}.hero-banner .eyebrow{font-size:11px;color:#c7d8ff;font-weight:800;letter-spacing:.17em}.hero-banner h1{font-size:clamp(25px,3.2vw,39px);line-height:1.15;letter-spacing:-.045em;margin:12px 0}.hero-banner p{font-size:13px;color:#dfe9ff;line-height:1.7;max-width:620px;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}.hero-actions .btn{background:#fff;color:#234ba6;border:0}.hero-actions .btn.secondary{background:#ffffff23;color:#fff;border:1px solid #ffffff60}.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:31px 0 16px}.section-head h2{font-size:17px;letter-spacing:-.02em;margin:0}.section-head small{color:#8c9bb0;font-size:12px}.app-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.app-card{background:#fff;padding:21px;text-align:left;min-height:179px;border:1px solid #e1e7f2;border-radius:17px;display:flex;flex-direction:column;align-items:flex-start;box-shadow:0 8px 21px #213c6907}.app-card:hover{border-color:#a9c1ea;transform:translateY(-2px);box-shadow:0 12px 26px #294e9217}.app-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;font-weight:900;font-size:21px;color:#386ce1;background:#eaf1ff}.app-icon.sheet{background:#e6f8f0;color:#168960}.app-icon.slides{background:#fff0df;color:#ca731f}.app-icon.pdf{background:#ffe9ea;color:#cc5262}.app-card strong{font-size:15px;color:#203452;margin-top:17px}.app-card small{font-size:11px;color:#8090aa;margin-top:6px;line-height:1.5}.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}.file-card{background:#fff;border:1px solid #e2e8f2;border-radius:15px;padding:17px;display:flex;align-items:flex-start;gap:12px;text-align:left;width:100%;min-width:0}.file-card:hover{border-color:#8faee9}.file-card div{min-width:0}.file-card strong{font-size:13px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-card small{display:block;font-size:11px;margin-top:7px;color:#8a9bb1}.empty-card{background:#fff;border:1px dashed #bfcee4;padding:25px;border-radius:16px;color:#8290a6;font-size:13px}.file-toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:20px}.back-btn{border:0;background:transparent;color:#4d6487;font-size:12px;font-weight:800;padding:9px 3px}.file-title{font-size:23px;font-weight:800;letter-spacing:-.035em;min-width:140px;max-width:390px;background:transparent;border:1px solid transparent;border-radius:9px;padding:8px 9px;color:#1f3556}.file-title:hover,.file-title:focus{background:#fff;border-color:#cbd9ee}.toolbar-spacer{flex:1}.editor-wrap{background:#fff;border:1px solid #e0e6f0;border-radius:17px;overflow:hidden;box-shadow:0 8px 30px #1a375909}.editor-toolbar{display:flex;align-items:center;gap:5px;padding:11px 15px;border-bottom:1px solid #e5ecf4;flex-wrap:wrap;background:#fff}.tool-btn{border:1px solid transparent;background:#f5f7fd;border-radius:7px;min-width:35px;min-height:34px;padding:6px 10px;color:#354b72;font-weight:750;font-size:12px}.tool-btn:hover{background:#e5ecfa;border-color:#c7d7ef}.tool-select{border:1px solid #dde5f2;border-radius:8px;padding:7px 9px;background:white;font-size:12px;color:#324b74}.divider-v{height:24px;width:1px;background:#dfe6f0;margin:0 5px}.document-stage{padding:30px;background:#eef1f8;display:flex;justify-content:center;min-height:580px}.paper{background:white;max-width:794px;width:100%;min-height:985px;padding:70px 76px;box-shadow:0 5px 22px #1e33571d;border:1px solid #e3e8f1;border-radius:4px;font-family:Georgia,"Noto Serif",serif;font-size:16px;line-height:1.7;color:#283143;word-break:break-word;overflow-wrap:anywhere}.paper:focus{outline:2px solid #9fbbf4}.paper h1,.paper h2,.paper h3{line-height:1.3}.paper p{margin:0 0 1em}.paper blockquote{border-left:3px solid #b9c9eb;margin-left:0;padding-left:19px;color:#536580}.paper a{text-decoration:underline;color:#2860be}.sheet-top{display:flex;gap:12px;align-items:center;border-bottom:1px solid #e3e8f2;padding:12px 15px;background:#fff}.cell-name{width:83px;flex:0 0 83px;text-align:center;background:#f3f7fe;border-radius:7px;font-size:12px;font-weight:800;padding:9px;color:#3a527a}.formula-input{flex:1;min-width:0;border:1px solid #dce5f1;border-radius:8px;padding:9px 11px;font:12px ui-monospace,monospace;color:#364b69}.sheet-hint{font-size:11px;color:#8291a7;padding:12px 16px;border-top:1px solid #e3e8f0}.sheet-scroll{width:100%;overflow:auto;max-height:min(70vh,690px);background:#fff}.sheet-table{border-collapse:separate;border-spacing:0;table-layout:fixed;width:max-content;min-width:100%;font-size:12px}.sheet-table th{position:sticky;top:0;background:#f1f5fb;z-index:2;color:#657c9b;min-width:106px;width:106px;border-bottom:1px solid #dbe4ee;border-right:1px solid #dbe4ee;padding:9px 5px;font-size:11px}.sheet-table th:first-child{position:sticky;left:0;z-index:4;width:48px;min-width:48px}.sheet-table .row-heading{position:sticky;left:0;width:48px;min-width:48px;z-index:1;text-align:center;background:#f5f8fc;color:#7b8fa8;font-weight:700}.sheet-table td{height:35px;border-bottom:1px solid #edf0f5;border-right:1px solid #edf0f5;padding:0}.sheet-cell{display:block;width:100%;height:34px;border:1px solid transparent;padding:7px 7px;background:transparent;color:#243550;font-size:12px;outline:0;text-overflow:clip}.sheet-cell:focus{border:2px solid #4273e3;background:#f4f8ff;outline:none}.slide-layout{display:grid;grid-template-columns:175px minmax(0,1fr);min-height:610px}.slide-list{background:#f3f6fc;border-right:1px solid #e1e6f0;padding:13px;display:flex;flex-direction:column;gap:9px}.slide-thumb{border:2px solid #dce5f4;border-radius:10px;background:#fff;padding:10px;text-align:left;font-size:11px;color:#334f75;min-height:85px;overflow:hidden}.slide-thumb.active{border-color:#456ee6;box-shadow:0 0 0 3px #456ee622}.slide-thumb strong{display:block;color:#8b9bb2;font-size:10px;margin-bottom:8px}.slide-main{min-width:0;padding:21px;display:flex;flex-direction:column;gap:19px}.slide-preview{aspect-ratio:16/9;min-height:260px;border-radius:13px;padding:9%;display:flex;flex-direction:column;justify-content:center;box-shadow:0 9px 24px #172d5214;overflow:hidden;word-break:break-word}.slide-preview h2{font-size:clamp(20px,3vw,38px);line-height:1.2;letter-spacing:-.035em;margin:0 0 19px}.slide-preview p{font-size:clamp(12px,1.35vw,20px);white-space:pre-line;line-height:1.55;margin:0}.theme-ocean{background:linear-gradient(135deg,#14295e,#497ae3);color:#fff}.theme-snow{background:#fff;color:#1b3157;border:1px solid #dce3f2}.theme-sunset{background:linear-gradient(145deg,#58277c,#e58359);color:#fff}.slide-fields{display:grid;gap:12px}.field-label{display:block;font-size:11px;font-weight:800;color:#657b9b;margin-bottom:6px}.field-input{display:block;width:100%;border:1px solid #dbe4f1;border-radius:9px;padding:10px;color:#2c4162;background:#fff;font-size:13px}.field-input:focus{border-color:#7099e8}.slide-fields textarea{min-height:85px;resize:vertical}.slide-actions{display:flex;gap:8px;flex-wrap:wrap}.viewer-card{background:#fff;border:1px solid #e2e8f3;border-radius:18px;padding:27px;max-width:870px;margin:auto;box-shadow:0 8px 24px #203a6009}.viewer-card h1{margin:0 0 10px;font-size:28px}.viewer-card p{color:#7083a0;font-size:13px;line-height:1.7}.viewer-bar{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.pdf-frame{display:block;border:1px solid #d8e2f0;margin-top:20px;border-radius:9px;width:100%;height:min(72vh,850px);background:#eef2f7}.tip{padding:12px 16px;background:#f0f5ff;color:#496087;border-radius:11px;font-size:12px;line-height:1.65;margin-top:22px}.present-overlay{position:fixed;inset:0;z-index:150;background:#0b1123;padding:28px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:15px}.present-overlay .slide-preview{width:min(95vw,1300px);min-height:0;max-height:80vh}.present-overlay .slide-preview h2{font-size:clamp(30px,5vw,68px)}.present-overlay .slide-preview p{font-size:clamp(15px,2.6vw,32px)}.present-controls{display:flex;align-items:center;gap:13px;color:#fff;font-size:13px}.toast{position:fixed;bottom:25px;right:25px;background:#152b50;color:#fff;border-radius:12px;padding:12px 17px;font-size:12px;box-shadow:0 10px 25px #10234838;z-index:200;max-width:330px;opacity:0;pointer-events:none;transform:translateY(15px);transition:.2s}.toast.show{opacity:1;transform:translateY(0)}@media(max-width:1100px){.app-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topbar{padding:0 22px}.main-column main{padding:22px}.statusbar{padding-inline:22px}}@media(max-width:760px){.office-app{grid-template-columns:1fr}.sidebar{position:fixed;z-index:90;transform:translateX(-100%);width:260px;transition:transform .2s}.sidebar.open{transform:translateX(0);box-shadow:10px 0 35px #101a3b44}.mobile-menu{display:block;background:transparent;border:0;color:#264b92;font-size:23px}.topbar{padding:0 14px;min-height:65px;height:auto;flex-wrap:wrap;gap:6px;padding-block:12px}.top-actions{gap:5px}.top-actions .btn{padding:7px}.local-pill{display:none}.main-column main{padding:16px}.hero-banner{padding:23px}.app-grid{gap:10px}.app-card{min-height:157px;padding:15px}.document-stage{padding:8px;min-height:430px}.paper{min-height:600px;padding:22px 17px;font-size:14px}.slide-layout{grid-template-columns:1fr}.slide-list{display:flex;flex-direction:row;overflow-x:auto}.slide-thumb{min-width:115px}.slide-main{padding:12px}.slide-preview{min-height:200px}.statusbar span:last-child{display:none}.file-title{max-width:220px;font-size:17px}.file-toolbar{gap:5px}.viewer-card{padding:16px}}@media(max-width:420px){.app-grid{grid-template-columns:1fr 1fr}.app-card strong{font-size:13px}.app-card small{font-size:10px}.hero-actions .btn{padding:8px 9px}.crumb{font-size:11px}.file-title{max-width:170px}}@media print{body{background:#fff}.sidebar,.topbar,.statusbar,.file-toolbar,.editor-toolbar,.sheet-hint{display:none!important}.office-app,.main-column{display:block}.main-column main{padding:0}.document-stage{padding:0;background:#fff}.paper{border:0;box-shadow:none;max-width:none;min-height:0;padding:0}}


/* Office Stage 2 — template starter gallery and spreadsheet charts. */
.template-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:11px}
.template-card{background:white;border:1px solid #dfe6f2;border-radius:14px;padding:15px;display:flex;flex-direction:column;align-items:flex-start;gap:8px;text-align:left;min-height:154px}
.template-card:hover{border-color:#8fb0ec;box-shadow:0 10px 25px #244c8615}
.template-card .app-icon{width:38px;height:38px;font-size:18px}
.template-card strong{font-size:13px;color:#274260}
.template-card small{font-size:11px;line-height:1.45;color:#8090a8}
.sheet-chart{background:#f9fbff;border-top:1px solid #e1e8f4;padding:20px;max-height:430px;overflow:auto}
.sheet-chart h3{font-size:14px;margin:0 0 15px;color:#273f69}
.chart-row{display:grid;grid-template-columns:minmax(65px,130px) minmax(50px,1fr) minmax(45px,90px);align-items:center;gap:12px;margin:8px 0;font-size:11px}
.chart-row>span{text-overflow:ellipsis;overflow:hidden;white-space:nowrap;color:#5d7290}
.chart-row>b{text-align:right;font-weight:700;color:#425779}
.chart-track{height:15px;border-radius:7px;background:#e9f0fa;overflow:hidden}
.chart-fill{height:100%;background:linear-gradient(90deg,#4270d9,#48a4cc);border-radius:7px}
@media(max-width:760px){.template-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.template-card{min-height:142px;padding:13px}.chart-row{grid-template-columns:75px minmax(40px,1fr) 45px;gap:7px}}


/* Spreadsheet formula explorer */
.function-guide{background:#fbfcff;border-top:1px solid #dfe6f0;padding:20px}
.function-guide-header{display:flex;gap:20px;align-items:center;justify-content:space-between;margin-bottom:16px}
.function-guide-header h3{margin:0;font-size:16px;color:#243b62}
.function-guide-header p{margin:4px 0 0;color:#7486a1;font-size:11px}
.function-guide-header .field-input{max-width:300px}
.function-items{display:grid;grid-template-columns:repeat(auto-fill,minmax(235px,1fr));gap:9px;max-height:360px;overflow:auto}
.function-item{border:1px solid #dfe8f4;background:white;border-radius:11px;padding:12px;display:flex;flex-direction:column;gap:7px;text-align:left;min-width:0}
.function-item:hover{border-color:#8badea;background:#f3f7ff}
.function-item-meta{display:flex;justify-content:space-between;gap:7px;align-items:center}
.function-item-meta strong{color:#234777;font-size:13px}
.function-item-meta small{color:#70849f;font-size:10px;background:#eef3fa;padding:3px 7px;border-radius:6px}
.function-item code{color:#1a5671;font-size:11px;overflow-wrap:anywhere;white-space:normal}
.function-item-desc{color:#74859e;font-size:11px}
.function-no-results{color:#8090a6;font-size:12px}
@media(max-width:760px){.function-guide{padding:12px}.function-guide-header{flex-direction:column;align-items:stretch}.function-guide-header .field-input{max-width:none}.function-items{grid-template-columns:1fr}}