:root{--bg: #0c1116;--bg-elevated: #131a22;--bg-inset: #0a0e13;--surface: #172029;--surface-hover: #1d2833;--border: #253141;--border-strong: #33445a;--text: #e8eef5;--text-muted: #93a4b8;--text-faint: #64748b;--accent: #16b981;--accent-hover: #12a271;--accent-soft: rgba(22, 185, 129, .14);--accent-text: #062018;--warn: #e8a33d;--warn-soft: rgba(232, 163, 61, .14);--danger: #ef5f5f;--danger-soft: rgba(239, 95, 95, .14);--info: #4d9fe8;--info-soft: rgba(77, 159, 232, .14);--radius: 10px;--radius-sm: 6px;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .28);--font: ui-sans-serif, "Segoe UI", "Helvetica Neue", "PT Sans", system-ui, sans-serif;--mono: ui-monospace, "JetBrains Mono", "Cascadia Mono", Consolas, monospace}@media(prefers-color-scheme:light){:root{--bg: #f4f6f9;--bg-elevated: #ffffff;--bg-inset: #eef1f5;--surface: #ffffff;--surface-hover: #f2f5f8;--border: #dde3ea;--border-strong: #c3ccd8;--text: #101a24;--text-muted: #55677c;--text-faint: #8494a6;--accent: #0d9668;--accent-hover: #0a7f58;--accent-soft: rgba(13, 150, 104, .1);--accent-text: #ffffff;--shadow: 0 1px 2px rgba(16, 26, 36, .06), 0 8px 24px rgba(16, 26, 36, .08)}}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font);font-size:14px;line-height:1.55;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.01em}h1{font-size:22px}h2{font-size:17px}h3{font-size:15px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.app{display:grid;grid-template-columns:232px 1fr;height:100%}.sidebar{background:var(--bg-elevated);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:18px 12px;gap:4px;overflow-y:auto}.brand{display:flex;align-items:center;gap:10px;padding:4px 10px 18px}.brand-mark{width:30px;height:30px;border-radius:9px;overflow:hidden;flex-shrink:0;display:block;background:#10171c}.brand-mark img{width:100%;height:100%;object-fit:cover;display:block}.brand-mark-lg{width:44px;height:44px;border-radius:13px}.brand-name{font-weight:650;font-size:15px}.brand-sub{font-size:11px;color:var(--text-faint)}.nav-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 10px;border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;border:none;background:none;font:inherit;width:100%;text-align:left;transition:background .12s,color .12s}.nav-item:hover{background:var(--surface-hover);color:var(--text)}.nav-item.active{background:var(--accent-soft);color:var(--accent);font-weight:600}.sidebar-footer{margin-top:auto;padding-top:14px;border-top:1px solid var(--border);font-size:12px;color:var(--text-faint);display:flex;flex-direction:column;gap:8px}.main{overflow-y:auto;display:flex;flex-direction:column;min-width:0}.topbar{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}.page{padding:22px 24px 60px}.page-narrow{max-width:920px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.card+.card{margin-top:16px}.card-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.card-hint{font-size:12.5px;color:var(--text-muted);margin:-6px 0 14px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.row-tight{display:flex;align-items:center;gap:6px}.spacer{flex:1}.stack{display:flex;flex-direction:column;gap:14px}button,.btn{font:inherit;font-weight:550;border-radius:var(--radius-sm);border:1px solid var(--border-strong);background:var(--surface);color:var(--text);padding:7px 14px;cursor:pointer;transition:background .12s,border-color .12s,opacity .12s;white-space:nowrap}button:hover:not(:disabled){background:var(--surface-hover)}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.btn-primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.btn-danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 40%,var(--border))}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-muted)}.btn-ghost:hover:not(:disabled){background:var(--surface-hover);color:var(--text)}.btn-sm{padding:4px 10px;font-size:12.5px}input[type=text],input[type=password],input[type=email],input[type=number],input[type=time],select,textarea{font:inherit;width:100%;border-radius:var(--radius-sm);border:1px solid var(--border-strong);background:var(--bg-inset);color:var(--text);transition:border-color .12s,box-shadow .12s}input[type=text],input[type=password],input[type=email],input[type=number],input[type=time],select{height:40px;padding:0 12px;line-height:normal}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}textarea{padding:9px 12px;resize:vertical;min-height:84px;line-height:1.5}select{cursor:pointer}.input-wrap{position:relative;display:block}.input-wrap input{padding-right:38px}.input-affix{position:absolute;top:0;right:0;height:40px;width:38px;display:grid;place-items:center;border:none;background:none;padding:0;color:var(--text-faint);cursor:pointer;border-radius:0 var(--radius-sm) var(--radius-sm) 0}.input-affix:hover{color:var(--text)}.input-affix svg{width:17px;height:17px;display:block}.field{display:flex;flex-direction:column;gap:5px;margin-bottom:14px}.field label{font-size:12.5px;font-weight:600;color:var(--text-muted)}.field .hint{font-size:12px;color:var(--text-faint)}.switch{display:flex;align-items:flex-start;gap:10px;cursor:pointer;-webkit-user-select:none;user-select:none}.switch input{margin:2px 0 0;width:16px;height:16px;accent-color:var(--accent);cursor:pointer;flex-shrink:0}.switch-body{display:flex;flex-direction:column;gap:2px}.switch-title{font-weight:550}.switch-hint{font-size:12px;color:var(--text-faint)}.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:100px;font-size:11.5px;font-weight:600;background:var(--surface-hover);color:var(--text-muted);white-space:nowrap}.badge-ok{background:var(--accent-soft);color:var(--accent)}.badge-warn{background:var(--warn-soft);color:var(--warn)}.badge-danger{background:var(--danger-soft);color:var(--danger)}.badge-info{background:var(--info-soft);color:var(--info)}.dot{width:7px;height:7px;border-radius:50%;background:currentColor;flex-shrink:0}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.stat-label{font-size:12px;color:var(--text-muted)}.stat-value{font-size:26px;font-weight:680;letter-spacing:-.02em;margin-top:2px}.stat-sub{font-size:12px;color:var(--text-faint);margin-top:2px}.alert{border-radius:var(--radius-sm);padding:10px 13px;font-size:13px;border:1px solid transparent;margin-bottom:14px}.alert-error{background:var(--danger-soft);border-color:color-mix(in srgb,var(--danger) 35%,transparent);color:var(--danger)}.alert-ok{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 35%,transparent);color:var(--accent)}.alert-warn{background:var(--warn-soft);border-color:color-mix(in srgb,var(--warn) 35%,transparent);color:var(--warn)}.alert-info{background:var(--info-soft);border-color:color-mix(in srgb,var(--info) 35%,transparent);color:var(--info)}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-faint);font-weight:650;padding:8px 10px;border-bottom:1px solid var(--border)}td{padding:10px;border-bottom:1px solid var(--border);vertical-align:top}tr:last-child td{border-bottom:none}.table-wrap{overflow-x:auto}.empty{text-align:center;padding:44px 20px;color:var(--text-faint)}.mono{font-family:var(--mono);font-size:12.5px}.muted{color:var(--text-muted)}.faint{color:var(--text-faint)}.small{font-size:12.5px}.nowrap{white-space:nowrap}.break{word-break:break-word}.login-screen{height:100%;display:grid;place-items:center;padding:24px;background:radial-gradient(900px 500px at 15% -10%,var(--accent-soft),transparent 65%),var(--bg)}.login-card{width:100%;max-width:360px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:28px;box-shadow:var(--shadow)}.inbox{display:grid;grid-template-columns:340px 1fr;height:calc(100vh - 57px);min-height:0}.chat-list{border-right:1px solid var(--border);overflow-y:auto;background:var(--bg-elevated)}.chat-filters{position:sticky;top:0;background:var(--bg-elevated);border-bottom:1px solid var(--border);padding:12px;z-index:2}.chat-tabs{display:flex;gap:4px;margin-top:10px;flex-wrap:wrap}.chat-tab{padding:3px 9px;font-size:12px;border-radius:100px;cursor:pointer;border:1px solid var(--border);background:transparent;color:var(--text-muted)}.chat-tab.active{background:var(--accent-soft);border-color:transparent;color:var(--accent);font-weight:600}.chat-item{padding:12px 14px;border-bottom:1px solid var(--border);cursor:pointer;display:flex;gap:10px}.chat-item:hover{background:var(--surface-hover)}.chat-item.active{background:var(--accent-soft)}.chat-avatar{width:34px;height:34px;border-radius:50%;flex-shrink:0;background:var(--surface-hover);display:grid;place-items:center;font-size:13px;font-weight:650;color:var(--text-muted);overflow:hidden}.chat-avatar img{width:100%;height:100%;object-fit:cover}.chat-meta{min-width:0;flex:1}.chat-name{font-weight:600;display:flex;align-items:center;gap:6px}.chat-preview{color:var(--text-muted);font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-item-title{color:var(--text-faint);font-size:11.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation{display:flex;flex-direction:column;min-width:0;height:100%}.conversation-header{padding:12px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;flex-wrap:wrap}.messages{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:10px}.bubble{max-width:min(72%,620px);padding:9px 13px;border-radius:13px;white-space:pre-wrap;word-break:break-word}.bubble-in{background:var(--surface);border:1px solid var(--border);align-self:flex-start;border-bottom-left-radius:4px}.bubble-out{background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);align-self:flex-end;border-bottom-right-radius:4px}.bubble-meta{font-size:11px;color:var(--text-faint);margin-top:4px;display:flex;gap:7px;align-items:center}.composer{border-top:1px solid var(--border);padding:12px 18px;display:flex;flex-direction:column;gap:8px;background:var(--bg-elevated)}.composer textarea{min-height:64px}.scheduled{border:1px dashed color-mix(in srgb,var(--warn) 45%,transparent);background:var(--warn-soft);color:var(--warn);border-radius:var(--radius-sm);padding:8px 12px;font-size:12.5px;align-self:flex-end;max-width:min(72%,620px)}.bars{display:flex;align-items:flex-end;gap:5px;height:110px;margin-top:12px}.bar-col{flex:1;display:flex;flex-direction:column;justify-content:flex-end;gap:2px;height:100%}.bar{border-radius:3px 3px 0 0;min-height:2px}.bar-chats{background:color-mix(in srgb,var(--accent) 55%,transparent)}.bar-replies{background:var(--accent)}.bar-label{font-size:9.5px;color:var(--text-faint);text-align:center}.legend{display:flex;gap:14px;font-size:12px;color:var(--text-muted);margin-top:10px}.legend-swatch{width:10px;height:10px;border-radius:2px;display:inline-block;margin-right:5px;vertical-align:-1px}.modal-backdrop{position:fixed;inset:0;background:#04080ca6;display:grid;place-items:center;padding:20px;z-index:50}.modal{background:var(--surface);border:1px solid var(--border);border-radius:12px;width:100%;max-width:560px;max-height:88vh;overflow-y:auto;padding:22px;box-shadow:var(--shadow)}.toast{position:fixed;right:20px;bottom:20px;z-index:100;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius);padding:11px 16px;box-shadow:var(--shadow);max-width:380px;font-size:13px}.toast-error{border-color:color-mix(in srgb,var(--danger) 50%,transparent);color:var(--danger)}.toast-ok{border-color:color-mix(in srgb,var(--accent) 50%,transparent);color:var(--accent)}.spinner{width:15px;height:15px;border-radius:50%;border:2px solid var(--border-strong);border-top-color:var(--accent);animation:spin .7s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.app{grid-template-columns:1fr}.sidebar{flex-direction:row;overflow-x:auto;padding:10px;align-items:center;border-right:none;border-bottom:1px solid var(--border)}.brand{padding:0 12px 0 4px}.sidebar-footer{display:none}.inbox{grid-template-columns:1fr;height:auto}.chat-list{max-height:320px;border-right:none;border-bottom:1px solid var(--border)}.conversation{height:auto;min-height:60vh}}