:root {
  --ink: #16212b;
  --ink-soft: #53616c;
  --paper: #f6f8f7;
  --panel: #ffffff;
  --line: #e5e9e8;
  --coral: #dc6b4e;
  --coral-soft: #fff0eb;
  --mint: #4e9b83;
  --mint-soft: #e9f6f0;
  --yellow: #e6b84c;
  --yellow-soft: #fff7de;
  --blue: #4d7ca9;
  --blue-soft: #eaf2fb;
  --shadow: 0 18px 50px rgba(22, 33, 43, .08);
  --radius: 14px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: var(--paper); }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.app-shell { display: flex; min-height: 100vh; }
.sidebar { position: fixed; inset: 0 auto 0 0; z-index: 20; width: 245px; display: flex; flex-direction: column; padding: 28px 16px 18px; color: #eef5f3; background: var(--ink); transition: transform .28s ease; }
.brand { display: flex; gap: 11px; align-items: center; padding: 0 11px 30px; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 11px; color: white; background: var(--coral); font-weight: 800; font-size: 20px; box-shadow: 7px 8px 0 rgba(220,107,78,.18); }
.brand strong, .brand span { display: block; line-height: 1.25; }
.brand strong { letter-spacing: .12em; font-size: 14px; }
.brand span { color: #a8b8bd; margin-top: 4px; font-size: 12px; }
.workspace-label { padding: 0 12px 10px; color: #758892; text-transform: uppercase; letter-spacing: .14em; font-size: 10px; }
.workspace-label.secondary { margin-top: 26px; }
.nav-list { display: grid; gap: 5px; }
.nav-item { position: relative; width: 100%; display: flex; gap: 11px; align-items: center; padding: 12px 12px; border: 0; border-radius: 10px; color: #aebfc3; background: transparent; text-align: left; transition: transform .18s ease, background .18s ease, color .18s ease; }
.nav-item:hover { color: white; background: #24343e; transform: translateX(5px); }
.nav-item.active { color: white; background: #2d3c45; box-shadow: inset 3px 0 var(--coral); }
.nav-icon { width: 18px; color: #86a1a3; font-size: 18px; text-align: center; }
.nav-item.active .nav-icon { color: #ff9c83; }
.nav-item kbd { margin-left: auto; color: #71838a; font-size: 10px; }
.nav-count { margin-left: auto; min-width: 25px; padding: 3px 6px; border-radius: 7px; color: #ffb39e; background: #50342d; font-size: 11px; text-align: center; }
.nav-dot { width: 7px; height: 7px; margin-left: auto; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 4px rgba(220,107,78,.12); }
.sidebar-bottom { margin-top: auto; }
.local-status { display: flex; gap: 7px; align-items: center; padding: 11px 10px; color: #92aba9; font-size: 11px; }
.status-pulse { width: 7px; height: 7px; border-radius: 50%; background: #64c594; box-shadow: 0 0 0 4px rgba(100,197,148,.13); }
.local-status .icon-button { margin-left: auto; padding: 0; color: #91a4a7; font-size: 11px; }
.profile { width: 100%; display: flex; align-items: center; gap: 9px; padding: 12px 10px 3px; border: 0; border-top: 1px solid #2a3941; color: white; background: transparent; text-align: left; }
.avatar { width: 29px; height: 29px; display: grid; place-items: center; border-radius: 9px; color: #24363b; background: #c9e3da; font-weight: 700; }
.profile strong, .profile small { display: block; }
.profile strong { font-size: 12px; }.profile small { margin-top: 3px; color: #7f979b; font-size: 10px; }.more { margin-left: auto; color: #81979b; }
.main-area { width: calc(100% - 245px); min-height: 100vh; margin-left: 245px; }
.topbar { height: 76px; display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(20px, 4vw, 54px); border-bottom: 1px solid var(--line); background: rgba(246,248,247,.86); backdrop-filter: blur(18px); position: sticky; top: 0; z-index: 10; }
.breadcrumbs { display: flex; gap: 11px; align-items: center; color: #819099; font-size: 13px; }.breadcrumbs strong { color: var(--ink); }.breadcrumbs b { color: #bac4c5; font-weight: 400; }
.top-actions { display: flex; gap: 9px; align-items: center; }.search-trigger { display: flex; align-items: center; gap: 9px; min-width: 225px; padding: 9px 12px; border: 1px solid var(--line); border-radius: 9px; color: #859298; background: #fff; text-align: left; transition: .2s; }.search-trigger:hover { border-color: #bacbc8; box-shadow: var(--shadow); transform: translateY(-2px); }.search-trigger span:first-child { color: var(--coral); font-size: 20px; }.search-trigger kbd { margin-left: auto; color: #a7b2b5; font-size: 10px; }
.icon-button { position: relative; display: inline-grid; place-items: center; width: 34px; height: 34px; padding: 0; border: 0; border-radius: 9px; color: var(--ink-soft); background: transparent; transition: .2s; }.icon-button:hover { color: var(--coral); background: var(--coral-soft); transform: scale(1.12) rotate(-3deg); }.notification-dot { position: absolute; top: 6px; right: 7px; width: 5px; height: 5px; border-radius: 50%; background: var(--coral); }
.mobile-menu { display: none; }
.content { max-width: 1500px; margin: 0 auto; padding: clamp(24px, 4vw, 54px); animation: rise .35s ease both; } @keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.eyebrow { margin: 0 0 11px; color: var(--coral); font-size: 11px; text-transform: uppercase; letter-spacing: .17em; font-weight: 800; }.page-title { margin: 0; font-size: clamp(26px, 3vw, 40px); letter-spacing: -.04em; }.page-lead { max-width: 640px; margin: 10px 0 0; color: var(--ink-soft); line-height: 1.65; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin: 34px 0 14px; }.section-head h2 { margin: 0; font-size: 18px; letter-spacing: -.02em; }.section-head p { margin: 5px 0 0; color: #86949a; font-size: 12px; }.section-head > .button { flex: 0 0 auto; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 38px; padding: 0 14px; border: 1px solid transparent; border-radius: 9px; color: white; background: var(--ink); font-size: 12px; font-weight: 700; transition: .2s; }.button:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(22,33,43,.14); }.button.secondary { color: var(--ink); border-color: var(--line); background: white; }.button.coral { background: var(--coral); }.button.mint { background: var(--mint); }.button.small { min-height: 32px; padding: 0 10px; font-size: 11px; }
.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 13px; }.metric { position: relative; overflow: hidden; min-height: 130px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); transition: .24s; }.metric:hover { transform: translateY(-5px) scale(1.015); box-shadow: var(--shadow); }.metric::after { content: ''; position: absolute; right: -20px; bottom: -28px; width: 100px; height: 100px; border-radius: 50%; opacity: .45; }.metric:nth-child(1)::after { background: var(--coral-soft); }.metric:nth-child(2)::after { background: var(--mint-soft); }.metric:nth-child(3)::after { background: var(--yellow-soft); }.metric:nth-child(4)::after { background: var(--blue-soft); }.metric-label { color: #8a979b; font-size: 11px; }.metric-value { margin: 10px 0 5px; font-size: 31px; letter-spacing: -.06em; }.metric-foot { color: var(--mint); font-size: 11px; }.metric-foot.neutral { color: #8a979b; }
.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(300px, .8fr); gap: 18px; margin-top: 24px; }.panel { border: 1px solid var(--line); border-radius: var(--radius); background: white; box-shadow: 0 5px 18px rgba(22,33,43,.025); }.panel-pad { padding: 22px; }.panel-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; }.panel-title h3 { margin: 0; font-size: 15px; }.panel-title span { color: #89979b; font-size: 11px; }
.chart { height: 250px; display: flex; align-items: end; gap: 12px; padding: 30px 8px 10px; border-bottom: 1px solid var(--line); background: repeating-linear-gradient(to top, transparent 0, transparent 48px, #f0f3f2 49px); }.bar-col { flex: 1; display: flex; height: 100%; flex-direction: column; justify-content: end; align-items: center; gap: 8px; }.bars { width: 70%; display: flex; gap: 4px; align-items: end; height: 82%; }.bar { flex: 1; min-height: 8px; border-radius: 5px 5px 2px 2px; transition: height .5s, filter .2s; }.bar-col:hover .bar { filter: saturate(1.5) brightness(1.05); }.bar.coral { background: var(--coral); }.bar.mint { background: var(--mint); }.bar.yellow { background: var(--yellow); }.bar.blue { background: var(--blue); }.bar-col small { color: #95a0a3; font-size: 10px; }
.feed-list { display: grid; gap: 3px; margin-top: 14px; }.feed-item { display: flex; align-items: center; gap: 11px; padding: 12px 10px; border-radius: 9px; transition: .2s; }.feed-item:hover { background: #f8faf9; transform: translateX(4px); }.feed-icon { width: 31px; height: 31px; display: grid; place-items: center; border-radius: 9px; background: var(--coral-soft); color: var(--coral); }.feed-item:nth-child(2) .feed-icon { color: var(--mint); background: var(--mint-soft); }.feed-item:nth-child(3) .feed-icon { color: var(--yellow); background: var(--yellow-soft); }.feed-item strong, .feed-item small { display: block; }.feed-item strong { font-size: 12px; }.feed-item small { margin-top: 3px; color: #89979b; font-size: 10px; }.feed-time { margin-left: auto; color: #a4afb2; font-size: 10px; }
.quick-start { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-top: 17px; }.quick-card { min-height: 108px; padding: 15px; border: 1px solid var(--line); border-radius: 11px; background: #fbfcfb; text-align: left; transition: .22s; }.quick-card:hover { border-color: #cbd8d4; background: white; transform: translateY(-4px); box-shadow: var(--shadow); }.quick-card .quick-icon { display: block; margin-bottom: 16px; color: var(--coral); font-size: 21px; }.quick-card strong { display: block; font-size: 12px; }.quick-card small { display: block; margin-top: 5px; color: #89979b; font-size: 10px; line-height: 1.4; }
.studio-layout { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr); gap: 18px; align-items: start; }.composer-panel { overflow: hidden; }.composer-top { display: flex; gap: 8px; padding: 8px; border-bottom: 1px solid var(--line); }.mode-tab { padding: 9px 12px; border: 0; border-radius: 8px; color: #7e8d92; background: transparent; font-size: 11px; }.mode-tab.active { color: var(--ink); background: var(--paper); font-weight: 800; }.composer-body { padding: 22px; }.prompt-box { width: 100%; min-height: 135px; resize: vertical; padding: 15px; border: 1px solid var(--line); border-radius: 11px; outline: none; color: var(--ink); background: #fbfcfc; line-height: 1.6; }.prompt-box:focus { border-color: var(--coral); box-shadow: 0 0 0 4px var(--coral-soft); }.composer-footer { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 13px; }.input-tools { display: flex; gap: 5px; }.tool-button { display: inline-flex; align-items: center; gap: 6px; padding: 8px 9px; border: 1px solid var(--line); border-radius: 8px; color: #748287; background: white; font-size: 11px; transition: .2s; }.tool-button:hover { color: var(--coral); border-color: #e9b2a2; transform: translateY(-2px); }.tool-button.active { color: var(--coral); border-color: #e9b2a2; background: var(--coral-soft); }.upload-preview { display: none; margin-top: 12px; padding: 9px; border-radius: 9px; color: #6f7e81; background: var(--paper); font-size: 11px; }.upload-preview.show { display: flex; align-items: center; gap: 8px; }.upload-preview img, .upload-preview video { width: 54px; height: 40px; border-radius: 6px; object-fit: cover; }.analysis-card { padding: 22px; border: 1px solid #d9e4df; border-radius: var(--radius); background: linear-gradient(135deg, #f8fcfa, #eef8f4); }.analysis-card h3 { margin: 0; font-size: 15px; }.analysis-status { display: inline-flex; align-items: center; gap: 6px; margin-top: 9px; color: var(--mint); font-size: 11px; }.analysis-status::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }.analysis-summary { margin: 20px 0; padding: 14px; border-radius: 10px; color: #405257; background: rgba(255,255,255,.72); font-size: 13px; line-height: 1.8; }.result-tags { display: flex; flex-wrap: wrap; gap: 6px; }.tag { padding: 5px 8px; border-radius: 6px; color: var(--blue); background: var(--blue-soft); font-size: 10px; }.source-list { display: grid; gap: 7px; margin-top: 16px; }.source-row { display: flex; gap: 8px; align-items: center; padding: 8px; border-radius: 8px; background: rgba(255,255,255,.75); }.source-row b { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 6px; color: white; background: var(--ink); font-size: 10px; }.source-row span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #56686d; font-size: 11px; }.source-row small { margin-left: auto; color: #8ca09b; font-size: 10px; }
.table-panel { overflow: hidden; }.table-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 14px 17px; border-bottom: 1px solid var(--line); }.filter-group { display: flex; flex-wrap: wrap; gap: 6px; }.filter-chip { padding: 6px 8px; border: 1px solid var(--line); border-radius: 7px; color: #7f8d91; background: white; font-size: 10px; }.filter-chip.active, .filter-chip:hover { color: var(--coral); border-color: #e6b4a7; background: var(--coral-soft); }.table-wrap { overflow: auto; }.data-table { width: 100%; border-collapse: collapse; min-width: 700px; }.data-table th, .data-table td { padding: 14px 17px; border-bottom: 1px solid #eef1f0; color: #647276; text-align: left; font-size: 11px; }.data-table th { color: #96a1a3; font-size: 10px; font-weight: 600; }.data-table tr { transition: .2s; }.data-table tbody tr:hover { background: #fbfcfb; transform: scale(1.005); }.cell-title { color: var(--ink); font-weight: 700; }.status { display: inline-flex; padding: 5px 7px; border-radius: 6px; font-size: 10px; }.status.pending { color: #9b721b; background: var(--yellow-soft); }.status.done { color: var(--mint); background: var(--mint-soft); }
.review-grid, .model-grid, .connection-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 17px; }.review-card { padding: 19px; border: 1px solid var(--line); border-radius: var(--radius); background: white; transition: .2s; }.review-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }.review-date { color: var(--coral); font-size: 11px; }.review-card h3 { margin: 10px 0 8px; font-size: 16px; }.review-card p { margin: 0; color: #78868b; line-height: 1.6; font-size: 12px; }.review-progress { height: 7px; margin: 18px 0 10px; overflow: hidden; border-radius: 8px; background: #edf1ef; }.review-progress span { display: block; width: 68%; height: 100%; border-radius: inherit; background: var(--mint); }.review-foot { display: flex; align-items: center; justify-content: space-between; color: #8a989b; font-size: 10px; }.settings-card { padding: 21px; border: 1px solid var(--line); border-radius: var(--radius); background: white; }.settings-card h3 { margin: 0 0 5px; font-size: 15px; }.settings-card > p { margin: 0 0 18px; color: #829094; font-size: 11px; line-height: 1.55; }.field { display: grid; gap: 7px; margin-top: 14px; }.field label { color: #738287; font-size: 11px; font-weight: 700; }.field input, .field select { width: 100%; height: 38px; padding: 0 10px; border: 1px solid var(--line); border-radius: 8px; outline: none; color: var(--ink); background: #fbfcfc; font-size: 12px; }.field input:focus, .field select:focus { border-color: var(--coral); box-shadow: 0 0 0 3px var(--coral-soft); }.toggle-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 13px; }.toggle { position: relative; width: 38px; height: 21px; border: 0; border-radius: 15px; background: #cbd4d2; transition: .2s; }.toggle::after { content: ''; position: absolute; top: 3px; left: 3px; width: 15px; height: 15px; border-radius: 50%; background: white; transition: .2s; }.toggle.on { background: var(--mint); }.toggle.on::after { transform: translateX(17px); }.provider-pill { display: inline-flex; gap: 7px; align-items: center; padding: 6px 8px; border-radius: 6px; color: var(--mint); background: var(--mint-soft); font-size: 10px; }.provider-pill::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.empty-state { padding: 45px 20px; color: #819095; text-align: center; }.empty-state .empty-icon { margin-bottom: 12px; color: var(--coral); font-size: 32px; }.empty-state h3 { margin: 0; color: var(--ink); font-size: 15px; }.empty-state p { font-size: 12px; }
.toast-stack { position: fixed; right: 22px; bottom: 22px; z-index: 60; display: grid; gap: 8px; }.toast { max-width: 320px; padding: 12px 15px; border: 1px solid #d4e3dd; border-radius: 10px; color: #36534b; background: #f0faf6; box-shadow: var(--shadow); font-size: 12px; animation: toastIn .25s ease both; } @keyframes toastIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.modal-backdrop { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 20px; background: rgba(11,20,26,.42); backdrop-filter: blur(5px); }.modal-backdrop.hidden { display: none; }.modal { width: min(600px, 100%); max-height: 85vh; overflow: auto; padding: 25px; border-radius: 16px; background: white; box-shadow: 0 30px 80px rgba(0,0,0,.2); }.modal h2 { margin: 0 0 8px; font-size: 20px; }.modal p { color: #738287; font-size: 12px; line-height: 1.6; }.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; }
@media (max-width: 1050px) { .metric-grid { grid-template-columns: repeat(2,1fr); }.dashboard-grid, .studio-layout { grid-template-columns: 1fr; }.sidebar { width: 220px; }.main-area { width: calc(100% - 220px); margin-left: 220px; } }
@media (max-width: 720px) { .sidebar { transform: translateX(-100%); width: 260px; box-shadow: 20px 0 40px rgba(0,0,0,.18); }.sidebar.open { transform: none; }.main-area { width: 100%; margin-left: 0; }.topbar { height: 64px; padding: 0 16px; }.mobile-menu { display: inline-grid; }.breadcrumbs { margin-right: auto; margin-left: 10px; }.top-actions { gap: 3px; }.search-trigger { min-width: auto; width: 34px; padding: 0; justify-content: center; border-color: transparent; background: transparent; }.search-trigger span:not(:first-child), .search-trigger kbd { display: none; }.content { padding: 25px 16px 90px; }.page-title { font-size: 28px; }.metric-grid { grid-template-columns: repeat(2,1fr); gap: 9px; }.metric { min-height: 112px; padding: 15px; }.metric-value { font-size: 25px; }.quick-start, .review-grid, .model-grid, .connection-grid { grid-template-columns: 1fr; }.composer-footer { align-items: flex-start; flex-direction: column; }.composer-footer .button { width: 100%; }.input-tools { flex-wrap: wrap; }.table-toolbar { align-items: flex-start; flex-direction: column; }.top-actions .icon-button:last-child { display: none; } }