/* ==========================================================================
   AntiDeepfake — Product web app styles
   Enterprise console theme. Shares the marketing palette; adds a denser,
   data-first layout with a persistent sidebar, breadcrumbs, and controls.
   Variable names --green/--amber/--red/--accent are kept for app.js.
   ========================================================================== */

:root {
  --ink: #0a0f1c;
  --ink-2: #0e1526;
  --surface: #121b30;
  --surface-2: #16203a;
  --line: #1f2c45;
  --line-strong: #2a3a59;

  --text: #e9eef7;
  --text-soft: #b4bed3;
  --text-dim: #7d89a3;

  --accent: #2f6bff;
  --accent-strong: #1f51d6;
  --accent-soft: rgba(47, 107, 255, 0.12);
  --teal: #19b8a6;

  /* Status — names kept for app.js color() lookups */
  --green: #2bb673;
  --amber: #e0a43b;
  --red: #e25563;
  --green-soft: rgba(43, 182, 115, 0.14);
  --amber-soft: rgba(224, 164, 59, 0.14);
  --red-soft: rgba(226, 85, 99, 0.14);

  --radius: 12px;
  --radius-sm: 8px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono: "SFMono-Regular", "JetBrains Mono", Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); background: var(--ink); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
svg { display: block; }
code { background: var(--ink); padding: 2px 6px; border-radius: 5px; font-family: var(--mono); font-size: .88em; color: var(--text-soft); }
h1, h2, h3, h4 { color: #fff; letter-spacing: -0.015em; line-height: 1.2; }

/* ---------- Layout: sidebar + main ---------- */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 248px; background: var(--ink-2); border-right: 1px solid var(--line);
  padding: 18px 14px; position: sticky; top: 0; height: 100vh; flex-shrink: 0;
  display: flex; flex-direction: column; gap: 6px;
}
.sidebar .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.05rem; margin: 4px 8px 20px; color: #fff; }
.sidebar .brand .mark { width: 28px; height: 28px; flex: none; }
.sidebar .brand small { display: block; font-size: 0.58rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-dim); margin-top: -2px; }
.nav-group-label { font-size: 0.68rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-dim); padding: 14px 12px 6px; }
.side-nav { display: flex; flex-direction: column; gap: 2px; }
.side-nav a {
  display: flex; align-items: center; gap: 11px; padding: 10px 12px; border-radius: var(--radius-sm);
  color: var(--text-soft); font-weight: 500; font-size: 0.93rem; transition: background .12s, color .12s;
}
.side-nav a svg { width: 18px; height: 18px; flex: none; color: var(--text-dim); }
.side-nav a:hover { background: rgba(255,255,255,.04); color: #fff; }
.side-nav a.active { background: var(--accent-soft); color: #fff; }
.side-nav a.active svg { color: var(--accent); }
.sidebar .side-foot { margin-top: auto; border-top: 1px solid var(--line); padding-top: 12px; font-size: .82rem; }
.sidebar .side-foot a { display: flex; align-items: center; gap: 9px; padding: 7px 12px; color: var(--text-dim); border-radius: var(--radius-sm); }
.sidebar .side-foot a:hover { color: var(--text); background: rgba(255,255,255,.03); }
.sidebar .side-foot a svg { width: 16px; height: 16px; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  height: 62px; border-bottom: 1px solid var(--line); display: flex; align-items: center;
  justify-content: space-between; padding: 0 28px; position: sticky; top: 0; background: rgba(10,15,28,.88);
  backdrop-filter: blur(10px); z-index: 20;
}
.topbar .crumbs { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--text-dim); }
.topbar .crumbs .sep { opacity: .5; }
.topbar .crumbs .here { color: var(--text); font-weight: 600; }
.topbar h1 { font-size: 1.15rem; }
.topbar .user-chip { display: flex; align-items: center; gap: 12px; font-size: .88rem; color: var(--text-soft); }
.topbar .user-chip .email { display: inline-flex; align-items: center; gap: 8px; }
.topbar .user-chip .avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; font-weight: 700; font-size: 0.8rem; }
.content { padding: 26px 28px 48px; max-width: 1160px; width: 100%; margin: 0 auto; }
.page-head { margin-bottom: 22px; }
.page-head h2 { font-size: 1.5rem; margin-bottom: 4px; }
.page-head p { color: var(--text-soft); font-size: 0.94rem; }

.menu-btn { display: none; background: none; border: 1px solid var(--line-strong); border-radius: 8px; color: var(--text); width: 38px; height: 36px; font-size: 1.2rem; cursor: pointer; }

/* ---------- Buttons & inputs ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: var(--radius-sm); font-weight: 600; font-size: .92rem;
  border: 1px solid transparent; cursor: pointer; transition: background .12s, border-color .12s, transform .05s;
  white-space: nowrap; font-family: inherit;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 16px; height: 16px; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-strong); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-sm { padding: 7px 12px; font-size: 0.84rem; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
input, select, textarea {
  width: 100%; padding: 11px 13px; border-radius: var(--radius-sm); border: 1px solid var(--line-strong);
  background: var(--ink); color: var(--text); font-size: .93rem; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
label { display: block; font-size: .85rem; color: var(--text-soft); margin: 14px 0 6px; font-weight: 500; }
.hint { color: var(--text-dim); font-size: 0.82rem; margin-top: 6px; }

/* Segmented control */
.segmented { display: inline-flex; background: var(--ink); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); padding: 3px; gap: 2px; }
.segmented button { border: none; background: transparent; color: var(--text-soft); padding: 7px 14px; border-radius: 6px; font-weight: 600; font-size: 0.85rem; cursor: pointer; font-family: inherit; }
.segmented button.active { background: var(--accent-soft); color: #fff; }

/* Toggle */
.toggle { position: relative; width: 42px; height: 24px; flex: none; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .track { position: absolute; inset: 0; background: var(--line-strong); border-radius: 999px; transition: background .15s; cursor: pointer; }
.toggle .track::before { content: ""; position: absolute; left: 3px; top: 3px; width: 18px; height: 18px; background: #fff; border-radius: 50%; transition: transform .15s; }
.toggle input:checked + .track { background: var(--accent); }
.toggle input:checked + .track::before { transform: translateX(18px); }

/* ---------- Cards ---------- */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h2, .card h3 { margin-bottom: 6px; font-size: 1.05rem; }
.card .card-sub { color: var(--text-soft); font-size: 0.9rem; margin-bottom: 16px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.card-head h3 { margin-bottom: 0; }
.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

/* Stat cards */
.stat { display: flex; flex-direction: column; gap: 8px; }
.stat .stat-top { display: flex; align-items: center; justify-content: space-between; }
.stat .ico { width: 36px; height: 36px; border-radius: 9px; display: grid; place-items: center; }
.stat .ico svg { width: 19px; height: 19px; }
.stat .ico.blue { background: var(--accent-soft); color: var(--accent); }
.stat .ico.green { background: var(--green-soft); color: var(--green); }
.stat .ico.red { background: var(--red-soft); color: var(--red); }
.stat .num { font-size: 2.1rem; font-weight: 700; color: #fff; line-height: 1; letter-spacing: -0.02em; }
.stat .label { color: var(--text-soft); font-size: 0.88rem; }

/* Key/value + copy field */
.kv { display: flex; align-items: center; gap: 10px; background: var(--ink); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); padding: 10px 12px; }
.kv code { background: none; padding: 0; flex: 1; word-break: break-all; color: var(--text); }
.copy-btn { background: var(--surface-2); border: 1px solid var(--line-strong); color: var(--text-soft); border-radius: 6px; padding: 6px 10px; cursor: pointer; font-size: 0.8rem; display: inline-flex; gap: 6px; align-items: center; }
.copy-btn:hover { color: #fff; border-color: var(--accent); }
.copy-btn svg { width: 14px; height: 14px; }

/* ---------- Banner ---------- */
.banner {
  background: var(--amber-soft); border: 1px solid rgba(224,164,59,.4); color: #f1d29a;
  padding: 12px 16px; border-radius: var(--radius-sm); font-size: .9rem; margin-bottom: 20px;
  display: flex; gap: 10px; align-items: flex-start;
}
.banner svg { width: 18px; height: 18px; flex: none; margin-top: 1px; }
.banner.hidden { display: none; }

/* ---------- Auth modal ---------- */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.72); display: none; align-items: center; justify-content: center; z-index: 100; padding: 20px; backdrop-filter: blur(3px); }
.modal-overlay.open { display: flex; }
.modal { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; max-width: 420px; width: 100%; box-shadow: 0 24px 60px rgba(0,0,0,.5); }
.modal h2 { margin-bottom: 6px; }
.modal p.sub { color: var(--text-soft); font-size: .9rem; margin-bottom: 18px; }
.modal .tabs { display: flex; gap: 6px; margin-bottom: 8px; background: var(--ink); padding: 4px; border-radius: var(--radius-sm); }
.modal .tabs button { flex: 1; padding: 9px; border-radius: 6px; border: none; background: transparent; color: var(--text-soft); cursor: pointer; font-weight: 600; font-family: inherit; }
.modal .tabs button.active { background: var(--accent-soft); color: #fff; }
.modal .err { color: var(--red); font-size: .85rem; margin-top: 10px; min-height: 18px; }

/* ---------- Scanner / dropzone ---------- */
.dropzone {
  border: 1.5px dashed var(--line-strong); border-radius: var(--radius); padding: 52px 24px; text-align: center;
  cursor: pointer; transition: border-color .15s, background .15s; background: var(--surface);
}
.dropzone:hover, .dropzone.dragover { border-color: var(--accent); background: var(--accent-soft); }
.dropzone .big { width: 56px; height: 56px; margin: 0 auto 16px; border-radius: 14px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }
.dropzone .big svg { width: 28px; height: 28px; }
.dropzone h3 { font-size: 1.1rem; margin-bottom: 6px; }
.dropzone p { color: var(--text-soft); font-size: 0.92rem; }
.dropzone .formats { color: var(--text-dim); font-size: 0.8rem; margin-top: 12px; }
.progress-wrap { margin-top: 22px; display: none; }
.progress-wrap.show { display: block; }
.progress-bar { height: 8px; background: var(--ink); border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.progress-bar > span { display: block; height: 100%; width: 0; background: var(--accent); transition: width .3s ease; }
.progress-label { margin-top: 8px; color: var(--text-soft); font-size: .88rem; }
.preview { margin-top: 18px; max-height: 280px; border-radius: var(--radius-sm); border: 1px solid var(--line); }

/* ---------- Results ---------- */
.results-layout { display: grid; grid-template-columns: 1fr 300px; gap: 20px; align-items: start; }
.gauge-wrap { text-align: center; display: flex; flex-direction: column; align-items: center; }
.gauge { position: relative; width: 220px; height: 220px; margin: 0 auto; }
.gauge svg { transform: rotate(-90deg); }
.gauge .gauge-center { position: absolute; inset: 0; display: grid; place-items: center; }
.gauge .score-num { font-size: 3rem; font-weight: 700; line-height: 1; }
.gauge .score-label { color: var(--text-dim); font-size: .8rem; }
.verdict-pill { display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; border-radius: 999px; font-weight: 600; font-size: 1rem; margin-top: 16px; }
.verdict-pill::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.verdict-pill.ok { background: var(--green-soft); color: var(--green); }
.verdict-pill.warn { background: var(--amber-soft); color: var(--amber); }
.verdict-pill.bad { background: var(--red-soft); color: var(--red); }
/* legacy fallbacks */
.verdict-REAL { background: var(--green-soft); color: var(--green); }
.verdict-SUSPICIOUS { background: var(--amber-soft); color: var(--amber); }
.verdict-FAKE { background: var(--red-soft); color: var(--red); }

.decision-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 18px; }
.decision-grid div { background: var(--ink); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px; }
.decision-grid span { display: block; color: var(--text-dim); font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 4px; }
.decision-grid strong { color: #fff; font-size: .94rem; }
.decision-notes { color: var(--text-soft); font-size: .9rem; }
.decision-notes h4 { font-size: .84rem; margin-bottom: 8px; color: #fff; }
.decision-notes ul { margin: 0 0 12px 18px; }
.decision-notes li { margin-bottom: 4px; }

.detector-row { display: grid; grid-template-columns: 180px 1fr 56px 92px; align-items: center; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.detector-row:last-child { border-bottom: none; }
.detector-row .d-name { font-weight: 600; font-size: 0.92rem; }
.detector-row .d-bar { height: 8px; background: var(--ink); border-radius: 999px; overflow: hidden; }
.detector-row .d-bar > span { display: block; height: 100%; border-radius: 999px; }
.detector-row .d-score { text-align: right; font-variant-numeric: tabular-nums; font-weight: 700; }
.detector-row .d-status { font-size: .72rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-dim); text-align: right; }
.detector-row .d-summary { grid-column: 1 / -1; font-size: .83rem; color: var(--text-dim); margin-top: -4px; }

.history-list a { display: block; padding: 11px 13px; border-radius: var(--radius-sm); color: var(--text); border: 1px solid var(--line); margin-bottom: 8px; font-size: .88rem; transition: border-color .12s; }
.history-list a:hover { border-color: var(--line-strong); }
.history-list .h-verdict { font-size: .76rem; color: var(--text-dim); margin-top: 2px; }

/* History table */
.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 18px; }
.toolbar .search { position: relative; flex: 1; min-width: 200px; }
.toolbar .search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--text-dim); }
.toolbar .search input { padding-left: 36px; }
table.data { width: 100%; border-collapse: collapse; }
table.data th, table.data td { text-align: left; padding: 13px 14px; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
table.data th { color: var(--text-dim); font-weight: 600; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; cursor: pointer; user-select: none; }
table.data tbody tr { cursor: pointer; }
table.data tbody tr:hover { background: var(--surface-2); }
table.data td .pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: 0.78rem; font-weight: 600; }
table.data td .pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.pill.ok { background: var(--green-soft); color: var(--green); }
.pill.warn { background: var(--amber-soft); color: var(--amber); }
.pill.bad { background: var(--red-soft); color: var(--red); }
.empty-state { text-align: center; padding: 48px 20px; color: var(--text-soft); }
.empty-state svg { width: 40px; height: 40px; color: var(--text-dim); margin: 0 auto 14px; }

.viz-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 18px; }
.viz-grid img, .viz-grid .viz-ph {
  width: 100%; border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--ink);
  min-height: 180px; display: grid; place-items: center; color: var(--text-dim); font-size: 0.85rem; text-align: center; padding: 12px;
}

table.api-table { width: 100%; border-collapse: collapse; }
table.api-table th, table.api-table td { text-align: left; padding: 11px 13px; border-bottom: 1px solid var(--line); font-size: .9rem; }
table.api-table th { color: var(--text-dim); }
pre.code-block { background: var(--ink); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 18px; overflow-x: auto; font-size: .85rem; line-height: 1.55; }
pre.code-block code { background: none; padding: 0; color: var(--text-soft); }
.endpoint { display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 0.86rem; }
.method { font-weight: 700; padding: 2px 8px; border-radius: 5px; font-size: 0.74rem; }
.method.get { background: var(--green-soft); color: var(--green); }
.method.post { background: var(--accent-soft); color: var(--accent); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) { .grid-3 { grid-template-columns: 1fr; } .grid-2 { grid-template-columns: 1fr; } }
@media (max-width: 860px) {
  .sidebar { position: fixed; left: 0; top: 0; transform: translateX(-100%); transition: transform .25s; z-index: 60; box-shadow: 0 0 40px rgba(0,0,0,.5); }
  .sidebar.open { transform: translateX(0); }
  .menu-btn { display: block; }
  .results-layout { grid-template-columns: 1fr; }
  .decision-grid { grid-template-columns: 1fr 1fr; }
  .detector-row { grid-template-columns: 140px 1fr 44px; }
  .detector-row .d-status { display: none; }
  .viz-grid { grid-template-columns: 1fr; }
}