/* Theme tokens. Both palettes are the ViewSonic ProAV design system.
   theme.js sets data-theme on <html> from the user's Dark/Light choice. */

/* Portfolio handoff §3 palette (design/DESIGN_HANDOFF_PORTFOLIO.md). Every hex
   here comes from that table; tints are alpha versions of the same colours. */
:root[data-theme="dark"] {
  --canvas: #1F1F1F;
  --surface: #2A2A2A;
  --surface-2: #333333;
  --well: #1F1F1F;
  --outline: #666666;
  --outline-soft: #4D4D4D;
  --grid: rgba(255, 255, 255, 0.14);
  --grid-soft: rgba(255, 255, 255, 0.08);
  --fg-1: #FFFFFF;
  --fg-2: #E9E9E9;
  --fg-3: #CFCFCF;
  --fg-4: #999999;
  --fg-5: #666666;
  --sel-bg: #2F3E6D;
  --sel-fg: #94C3E7;
  --band-q: #1E2E5C;
  --band-q-fg: #94C3E7;
  --band-m: #147AC8;
  --band-m-fg: #FFFFFF;
  --band-w: #5E80ED;
  --band-w-fg: #FFFFFF;
  --band-d: #2F3E6D;
  --band-d-fg: #FFFFFF;
  --band-d-off: #4D4D4D;
  --band-n: #333333;
  --chip: rgba(255, 255, 255, 0.16);
  --focus: #86A1F4;
  --link: #BCCEFE;
  --link-hover: #FFFFFF;
  --track: #404041;
  --odm-bg: #4D4D4D;
  --odm-fg: #E9E9E9;
  --flag-bg: #FDE9B4;
  --flag-fg: #1F1F1F;
  --gate-chip-fg: #1F1F1F;
  --gate-beta-fg: #1F1F1F;
  --type-project: #BCCEFE;
  --type-epic: #86A1F4;
  --type-feature: #94C3E7;
  --type-story: #CFCFCF;
  --type-task: #999999;
  --sem-delivery-fill: #147AC8;
  --sem-delivery-ink: #94C3E7;
  --sem-delivery-line: #147AC8;
  --sem-scope-fill: rgba(134, 161, 244, 0.18);
  --sem-scope-ink: #86A1F4;
  --sem-scope-line: #86A1F4;
  --sem-gate-fill: #5E80ED;
  --sem-gate-ink: #86A1F4;
  --sem-gate-line: #86A1F4;
  --sem-risk-fill: #DB0025;
  --sem-risk-ink: #FFDFE4;
  --sem-risk-line: #DB0025;
  --sem-warn-fill: #C52703;
  --sem-warn-ink: #FDE9B4;
  --sem-warn-line: #FDE9B4;
  --sem-done-fill: #638C2A;
  --sem-done-ink: #D9F2B6;
  --sem-done-line: #638C2A;
  --sem-today: #E9E9E9;
  --gate-alpha: #94C3E7;
  --gate-beta: #86A1F4;
  --gate-prc: #5E80ED;
  --gate-rc: #147AC8;
  --gate-label: #1F1F1F;
}

:root[data-theme="light"] {
  --canvas: #FAFAFA;
  --surface: #FFFFFF;
  --surface-2: #F2F2F2;
  --well: #FAFAFA;
  --outline: #999999;
  --outline-soft: #CFCFCF;
  --grid: rgba(0, 0, 0, 0.14);
  --grid-soft: rgba(0, 0, 0, 0.07);
  --fg-1: #2A2A2A;
  --fg-2: #333333;
  --fg-3: #4D4D4D;
  --fg-4: #666666;
  --fg-5: #999999;
  --sel-bg: #E8EFFF;
  --sel-fg: #035A9E;
  --band-q: #E8EFFF;
  --band-q-fg: #035A9E;
  --band-m: #147AC8;
  --band-m-fg: #FFFFFF;
  --band-w: #94C3E7;
  --band-w-fg: #1E2E5C;
  --band-d: #E8EFFF;
  --band-d-fg: #2A2A2A;
  --band-d-off: #CFCFCF;
  --band-n: #F2F2F2;
  --chip: rgba(0, 0, 0, 0.08);
  --focus: #147AC8;
  --link: #035A9E;
  --link-hover: #2A2A2A;
  --track: #E9E9E9;
  --odm-bg: #CFCFCF;
  --odm-fg: #333333;
  --flag-bg: #C52703;
  --flag-fg: #FAFAFA;
  --gate-chip-fg: #FAFAFA;
  --gate-beta-fg: #FEFEFE;
  --type-project: #035A9E;
  --type-epic: #5E80ED;
  --type-feature: #035A9E;
  --type-story: #4D4D4D;
  --type-task: #666666;
  --sem-delivery-fill: #147AC8;
  --sem-delivery-ink: #035A9E;
  --sem-delivery-line: #147AC8;
  --sem-scope-fill: rgba(94, 128, 237, 0.10);
  --sem-scope-ink: #2F3E6D;
  --sem-scope-line: #5E80ED;
  --sem-gate-fill: #5E80ED;
  --sem-gate-ink: #2F3E6D;
  --sem-gate-line: #5E80ED;
  --sem-risk-fill: #DB0025;
  --sem-risk-ink: #DB0025;
  --sem-risk-line: #DB0025;
  --sem-warn-fill: #C52703;
  --sem-warn-ink: #C52703;
  --sem-warn-line: #C52703;
  --sem-done-fill: #638C2A;
  --sem-done-ink: #638C2A;
  --sem-done-line: #638C2A;
  --sem-today: #333333;
  --gate-alpha: #035A9E;
  --gate-beta: #2F3E6D;
  --gate-prc: #1E2E5C;
  --gate-rc: #147AC8;
  --gate-label: #FFFFFF;
}

:root {
  --primary: #147AC8;
  --primary-pressed: #035A9E;
  --primary-ink: #94C3E7;
  --secondary: #2F3E6D;
  --tertiary: #86A1F4;
  --tertiary-variant: #5E80ED;
  --warning: #C52703;
  --danger: #DB0025;
  --success: #638C2A;
  --r-4: 4px;
  --r-8: 8px;
  --r-12: 12px;
  --r-pill: 9999px;
  --left-col: 340px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--canvas);
  color: var(--fg-1);
  font-family: Inter, "Noto Sans TC", "Noto Sans SC", "Noto Sans", system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  font-feature-settings: "tnum";
  -webkit-font-smoothing: antialiased;
}

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); }

button {
  font: inherit;
  color: var(--fg-1);
  background: transparent;
  border: 1px solid var(--outline);
  border-radius: var(--r-pill);
  height: 30px;
  padding: 0 13px;
  cursor: pointer;
  white-space: nowrap;
}
button:hover { border-color: var(--focus); background: var(--surface-2); }
button:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

input[type="text"], input[type="number"], select {
  font: inherit;
  color: var(--fg-1);
  background: var(--surface-2);
  border: 1px solid var(--outline);
  border-radius: var(--r-8);
  height: 30px;
  padding: 0 10px;
}
input:focus, select:focus {
  outline: none;
  border-color: var(--focus);
  outline: 2px solid var(--focus);
  outline-offset: 0;
}

.seg { display: flex; flex-wrap: wrap; align-self: flex-start; padding: 3px; border: 1px solid var(--outline-soft); border-radius: var(--r-pill); background: var(--surface); }
.seg button {
  border: 0;
  border-radius: var(--r-pill);
  height: 30px;
  padding: 0 14px;
  font-size: 13px;
  font-weight: 400;
  color: var(--fg-3);
  background: transparent;
}
.seg button:hover { background: var(--surface-2); }
.seg button[aria-pressed="true"], .seg button[aria-selected="true"] { background: var(--sel-bg); color: var(--sel-fg); font-weight: 600; }
.seg button:disabled { color: var(--fg-4); cursor: default; background: transparent; }

.scroll { overflow: auto; }
.scroll::-webkit-scrollbar { width: 10px; height: 10px; }
.scroll::-webkit-scrollbar-track { background: transparent; }
.scroll::-webkit-scrollbar-thumb { background: var(--outline); border-radius: var(--r-pill); }

.chip {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--r-4);
  padding: 2px 7px;
  background: var(--chip);
  color: var(--fg-1);
}
.chip.danger { background: var(--danger); color: #FFFFFF; }
.chip.warn { background: var(--warning); color: #FFFFFF; }
.chip.gate { background: var(--sem-gate-fill); color: #FFFFFF; }
.chip.scope { background: var(--sem-scope-fill); border: 1px solid var(--sem-scope-line); color: var(--sem-scope-ink); }
.chip.done { background: var(--sem-done-fill); color: #FFFFFF; }

.spinner {
  width: 18px; height: 18px;
  border: 2px solid var(--outline);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 100%;
  padding: 24px;
  text-align: center;
  color: var(--fg-4);
}
.state h3 { margin: 0; font-size: 15px; font-weight: 700; color: var(--fg-2); }
.state p { margin: 0; font-size: 12px; max-width: 34ch; line-height: 1.5; }

/* Loading placeholder, shared by every page (handoff §5.5). */
.skeleton { height: 14px; margin: 10px; border-radius: var(--r-4); background: var(--grid-soft); animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .45; } }
@media (prefers-reduced-motion: reduce) { .skeleton { animation: none; } }

.ui-icon { width: 13px; height: 13px; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; vertical-align: -2px; }

/* Small uppercase ownership badges (design: IN-HOUSE · ODM · VS DESIGN · ODM DEV). */
.tag { display: inline-block; padding: 1px 8px; border-radius: var(--r-4); font-size: 10px; font-weight: 600; letter-spacing: .08em; white-space: nowrap; line-height: 1.5; }
.tag.in-house { background: var(--sel-bg); color: var(--sel-fg); }
.tag.odm { background: var(--odm-bg); color: var(--odm-fg); }
.tag.plain { padding: 0; background: none; color: var(--fg-4); }
/* Gate glyph chips α β RC (design gate legend). */
.gk { display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 20px; padding: 0 3px; border-radius: var(--r-4); font-size: 11px; font-weight: 700; color: var(--gate-chip-fg); background: var(--gate-alpha); }
.gk.beta { background: var(--gate-beta); color: var(--gate-beta-fg); }
.gk.rc { background: var(--gate-rc); color: #FEFEFE; }
.gk.flag { background: var(--flag-bg); color: var(--flag-fg); }
.primary-button { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 36px; padding: 0 16px; border: 0; border-radius: var(--r-pill); background: var(--primary); color: #FFFFFF; font-size: 13px; font-weight: 600; }
.primary-button:hover { color: #FFFFFF; background: var(--primary-pressed); text-decoration: none; }
.ghost-button { display: inline-flex; align-items: center; height: 34px; padding: 0 14px; border: 1px solid var(--outline); border-radius: var(--r-pill); color: var(--fg-2); font-size: 13px; font-weight: 600; }
.ghost-button:hover { color: var(--fg-1); text-decoration: none; }
.banner { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 12px 16px; border: 1px solid var(--sem-risk-line); border-radius: var(--r-8); background: rgba(219, 0, 37, 0.12); color: var(--sem-risk-ink); font-size: 13px; }
.banner[hidden] { display: none; }
.banner .ui-icon { width: 18px; height: 18px; }
.banner-text { flex: 1 1 auto; }
.banner-retry { border-color: var(--sem-risk-ink); color: var(--sem-risk-ink); }