:root{--bg: #e9f2fc;--bg2: #f4f9ff;--card: #ffffff;--text: #15243d;--hint: #5d7290;--link: #1f6fd0;--button: #2b7de0;--button-text: #ffffff;--destructive: #d23b3b;--border: rgba(40, 95, 165, .18);--accent-soft: rgba(43, 125, 224, .12);--head-band: #d5e7fb;--head-band-2: #e7f1fd;--num: #1f6fd0}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.5;-webkit-text-size-adjust:100%}#root{max-width:860px;margin:0 auto}.page{padding:14px 12px 40px}.screen-center{min-height:90vh;display:flex;align-items:center;justify-content:center;padding:24px}.spinner{width:28px;height:28px;border:3px solid var(--border);border-top-color:var(--button);border-radius:50%;display:inline-block;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty{text-align:center;color:var(--hint);padding:32px 12px}.card{background:var(--bg2);border-radius:14px;padding:18px}.alert{border-radius:10px;padding:12px 14px;margin:10px 0;font-size:14px}.alert.error{background:#ff465a24;color:#c02a3a}.hint{color:var(--hint)}.small{font-size:13px}.mono{font-family:ui-monospace,SF Mono,Menlo,monospace;word-break:break-word}.locked{text-align:center;max-width:340px}.locked-emoji{font-size:40px}.locked h2{margin:8px 0 6px}.btn{background:var(--button);color:var(--button-text);border:none;border-radius:10px;padding:11px 16px;font-size:15px;font-weight:600;cursor:pointer;min-height:42px;font-family:inherit}.btn:active{opacity:.85}.btn:disabled{opacity:.5;cursor:default}.btn.secondary{background:var(--bg2);color:var(--text)}.btn.small{padding:8px 12px;font-size:13px;min-height:36px}.chip{background:var(--bg2);color:var(--text);border:1px solid var(--border);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:500;cursor:pointer;font-family:inherit;white-space:nowrap}.chip:active{opacity:.85}.chip:disabled{opacity:.5;cursor:default}.chip.ghost{background:transparent}.chip.speaking,.btn.speaking{background:var(--button);color:var(--button-text);border-color:var(--button);animation:tts-pulse 1.2s ease-in-out infinite}@keyframes tts-pulse{0%,to{opacity:1}50%{opacity:.55}}.app-header{margin-bottom:14px}.app-title{font-size:22px;margin:4px 0 2px}.app-sub{color:var(--hint);font-size:14px;margin:0}.doc-list{display:flex;flex-direction:column;gap:10px}.doc-card{display:flex;align-items:center;gap:10px;background:var(--bg2);border-radius:14px;padding:16px;text-decoration:none;color:var(--text)}.doc-card:active{opacity:.85}.doc-card-main{flex:1;min-width:0}.doc-card-title{font-weight:600;font-size:16px;line-height:1.35}.doc-card-meta{color:var(--hint);font-size:13px;margin-top:4px}.doc-card-arrow{color:var(--hint);font-size:24px}.doc-header{display:flex;align-items:center;gap:8px;margin-bottom:12px;padding-inline-end:44px}.back-btn{background:var(--bg2);border:none;color:var(--text);width:34px;height:34px;border-radius:10px;font-size:22px;line-height:1;cursor:pointer;flex-shrink:0}.doc-title{font-size:17px;margin:0;line-height:1.3}.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;margin-bottom:10px}.toolbar-group{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.toolbar-label{color:var(--hint);font-size:12px}.search{width:100%;background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:11px 14px;font-size:15px;color:var(--text);font-family:inherit;margin-bottom:12px}.search:focus{outline:none;border-color:var(--button)}.tree{display:flex;flex-direction:column}.clause-node{border-bottom:1px solid var(--border)}.clause-node.n-part,.clause-node.n-section{border-top:3px solid var(--border)}.clause-node.n-part>.clause-row,.clause-node.n-section>.clause-row{background:var(--head-band)}.clause-node.n-clause>.clause-row{background:var(--head-band-2)}.clause-row{display:flex;align-items:baseline;gap:8px;padding:12px 8px;cursor:pointer}.clause-row:active{filter:brightness(.97)}.caret{color:var(--num);font-size:12px;transition:transform .15s ease;flex-shrink:0;width:12px;display:inline-block}.caret.open{transform:rotate(90deg)}.caret.hidden{visibility:hidden}.clause-num{font-weight:800;color:var(--num);font-variant-numeric:tabular-nums;flex-shrink:0;font-size:14px}.clause-label{min-width:0}.clause-heading{font-weight:600}.clause-snippet{color:var(--hint)}.n-part .clause-heading,.n-part .clause-num{font-size:19px;font-weight:800}.n-section .clause-heading,.n-section .clause-num{font-size:18px;font-weight:800}.n-clause .clause-heading,.n-clause .clause-num{font-size:16px;font-weight:700}.clause-detail{padding:0 8px 14px}.clause-body{white-space:normal}.clause-body p{margin:0 0 10px}.clause-body p:last-child{margin-bottom:0}.clause-actions{display:flex;gap:8px;margin:12px 0 4px;flex-wrap:wrap}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:8px 0 4px;border:1px solid var(--border);border-radius:10px}.data-table{border-collapse:collapse;width:100%;font-size:13px;background:var(--card)}.data-table th,.data-table td{border:1px solid var(--border);padding:7px 9px;text-align:start;vertical-align:top;min-width:92px}.data-table th{background:var(--head-band);font-weight:700}.data-table tr:nth-child(2n) td{background:var(--bg2)}.results{display:flex;flex-direction:column;gap:8px}.results-count{color:var(--hint);font-size:13px;margin-bottom:2px}.result-card{display:flex;gap:8px;align-items:baseline;text-align:start;background:var(--bg2);border:none;border-radius:12px;padding:12px 14px;cursor:pointer;color:var(--text);font-family:inherit;font-size:14px;line-height:1.4}.result-card:active{opacity:.85}.result-text{min-width:0}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:200;display:flex;align-items:flex-end;justify-content:center}.modal-sheet{background:var(--card);width:100%;max-width:860px;max-height:88vh;border-radius:16px 16px 0 0;display:flex;flex-direction:column;overflow:hidden}.reader-scroll{overflow-y:auto;padding:20px 16px 8px;-webkit-overflow-scrolling:touch}.reader-node{margin-bottom:10px}.reader-node-head{display:flex;gap:8px;align-items:baseline;margin-bottom:6px}.reader-heading{font-weight:700}.reader-scroll p{margin:0 0 12px}.reader-actions{display:flex;gap:8px;padding:12px 16px calc(12px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--border);background:var(--bg)}.reader-actions .btn{flex:1}.reader-actions .btn.secondary{flex:0 0 auto}.lang-corner{position:fixed;top:8px;right:8px;z-index:90}.lang-corner-btn{background:var(--bg2);color:var(--text);border:1px solid var(--border);border-radius:999px;padding:6px 10px;display:inline-flex;align-items:center;gap:4px;cursor:pointer;font-family:inherit;font-size:13px;line-height:1;min-height:32px;box-shadow:0 1px 3px #0000001f}.lang-corner-btn:active{opacity:.85}.lang-corner-btn:disabled{opacity:.6;cursor:not-allowed}.lang-caret{font-size:10px;color:var(--hint)}.lang-corner-popup{position:absolute;top:calc(100% + 4px);right:0;background:var(--bg);border:1px solid var(--border);border-radius:12px;min-width:160px;padding:4px;box-shadow:0 6px 24px #0000002e;display:flex;flex-direction:column;gap:2px}.lang-corner-item{display:flex;align-items:center;gap:8px;background:transparent;border:none;border-radius:8px;padding:8px 10px;font-family:inherit;font-size:14px;color:var(--text);cursor:pointer;text-align:start}.lang-corner-item:hover,.lang-corner-item.active{background:var(--bg2)}.lang-corner-item.active{font-weight:600}.lang-flag{font-size:18px;line-height:1}.lang-name{flex:1}.lang-check{color:var(--button);font-weight:700}html[dir=rtl] body{font-family:Vazirmatn,IRANSans,Tahoma,system-ui,-apple-system,sans-serif}html[dir=rtl] .lang-corner{right:auto;left:8px}html[dir=rtl] .lang-corner-popup{right:auto;left:0}html[dir=rtl] .caret{transform:scaleX(-1)}html[dir=rtl] .caret.open{transform:rotate(90deg)}html[dir=rtl] .clause-num{direction:ltr;unicode-bidi:embed}html[dir=rtl] .data-table{direction:rtl}html[dir=rtl] .doc-header{padding-inline-end:0;padding-inline-start:44px}html[dir=rtl] .back-btn{transform:scaleX(-1)}.with-tabs{padding-bottom:68px}.tabbar{position:fixed;left:0;right:0;bottom:0;display:flex;background:var(--card);border-top:1px solid var(--border);z-index:100;padding-bottom:env(safe-area-inset-bottom,0px);box-shadow:0 -2px 10px #0000000f}.tab{flex:1;background:none;border:none;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px;padding:9px 4px;color:var(--hint);font-size:12px;font-family:inherit}.tab.active{color:var(--button);font-weight:600}.tab-ico{font-size:20px;line-height:1}.card-title{font-weight:700;font-size:15px;margin-bottom:8px}.section-gap{margin-top:18px}.check-row{display:flex;align-items:center;gap:8px;margin:10px 0;font-size:14px;cursor:pointer;color:var(--text)}.check-row input{width:18px;height:18px}.card .search{margin-bottom:0}.invite-result{margin-top:12px;padding:12px;background:var(--bg);border:1px solid var(--border);border-radius:10px}.invite-link{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px;word-break:break-all;background:var(--card);padding:8px 10px;border-radius:8px;margin:6px 0 10px;border:1px solid var(--border);direction:ltr;text-align:start}.invite-actions{display:flex;gap:8px}.user-list{display:flex;flex-direction:column;gap:8px}.user-row{display:flex;align-items:center;gap:10px;background:var(--bg2);border-radius:12px;padding:12px 14px}.user-row.off{opacity:.55}.user-main{flex:1;min-width:0}.user-name{font-weight:600}.user-meta{display:flex;gap:8px;align-items:center;margin-top:3px}.badge{font-size:11px;padding:2px 9px;border-radius:999px;background:#7f7f7f24;color:var(--hint)}.badge.admin{background:var(--accent-soft);color:var(--button);font-weight:600}.chip.danger{color:var(--destructive);border-color:var(--destructive)}