/* ============================================================================
   樣式指南的外殼（淺色畫布、章節、縮放舞台）。
   這個檔案只服務 index.html 這份文件本身，不是產品 UI 的一部分，
   廠商實作 kiosk 時不需要帶走。
   ============================================================================ */

:root {
  --g-bg: #e9e7e2;
  --g-ink: #1a1a1a;
  --g-ink-2: #555;
  --g-ink-3: #888;
  --g-line: rgba(0, 0, 0, 0.08);
  --g-card: #fff;
  --g-accent: #2a78d6;
  --g-gutter: 56px;
}

html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--g-bg);
  color: var(--g-ink);
  font: 400 14px/1.6 'Noto Sans TC', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--g-ink);
}
a:hover {
  color: var(--g-accent);
}
code,
.g-mono {
  font-family: 'IBM Plex Mono', monospace;
}
code {
  font-size: 12px;
  background: rgba(0, 0, 0, 0.06);
  padding: 1px 6px;
  border-radius: 4px;
}
pre {
  margin: 0;
  font: 400 12px/1.7 'IBM Plex Mono', monospace;
  background: #f5f5f5;
  border-radius: 10px;
  padding: 14px 16px;
  overflow-x: auto;
}

/* ------------------------------------------------------------------ header */
.g-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding: 12px 24px;
  background: #0a0a0a;
  color: #fafafa;
}
.g-header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.g-header__logo {
  font: 800 16px 'Unbounded', sans-serif;
}
.g-header__tag {
  font: 500 11px 'IBM Plex Mono', monospace;
  color: #a3a3a3;
}
.g-header__ver {
  font: 600 10px 'IBM Plex Mono', monospace;
  color: #0a0a0a;
  background: #ffb05a;
  padding: 3px 7px;
  border-radius: 4px;
}
.g-header__nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.g-header__nav a {
  color: #a3a3a3;
  text-decoration: none;
  font: 500 12px 'Noto Sans TC', sans-serif;
  padding: 6px 12px;
  border-radius: 999px;
}
.g-header__nav a:hover {
  color: #fafafa;
  background: #171717;
}
.g-header__toggle {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font: 500 12px 'Noto Sans TC', sans-serif;
  color: #a3a3a3;
  cursor: pointer;
  user-select: none;
}
.g-header__toggle input {
  accent-color: #19e27c;
}

/* ------------------------------------------------------------------ layout */
.g-section {
  padding: 48px var(--g-gutter) 40px;
  border-bottom: 1px solid var(--g-line);
  scroll-margin-top: 64px;
}
.g-hero {
  padding-top: 64px;
}
.g-hero__eyebrow {
  font: 600 11px 'IBM Plex Mono', monospace;
  color: var(--g-ink-3);
  letter-spacing: 0.06em;
}
.g-hero__title {
  margin: 8px 0 6px;
  font: 900 30px/1.2 'Noto Sans TC', sans-serif;
}
.g-hero__meta {
  color: var(--g-ink-2);
  font-size: 13px;
  max-width: 900px;
}
.g-hero__links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.g-hero__links a {
  font: 600 12px 'Noto Sans TC', sans-serif;
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--g-line);
}

.g-h {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
}
.g-h__id {
  font: 600 10px 'IBM Plex Mono', monospace;
  padding: 3px 7px;
  background: #1a1a1a;
  color: #fff;
  border-radius: 4px;
  text-decoration: none;
}
.g-h__title {
  font: 600 18px/1.2 'Noto Sans TC', sans-serif;
}
.g-lead {
  color: var(--g-ink-2);
  font-size: 13px;
  line-height: 1.7;
  max-width: 1100px;
  margin: 0 0 28px;
}

.g-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
}
.g-card {
  background: var(--g-card);
  border-radius: 16px;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}
.g-card--wide {
  flex: 1 1 100%;
}
.g-card__title {
  font: 500 11px 'IBM Plex Mono', monospace;
  color: var(--g-ink-3);
  letter-spacing: 0.04em;
}
.g-note {
  color: var(--g-ink-2);
  font-size: 12.5px;
  line-height: 1.7;
}
.g-note b {
  color: var(--g-ink);
}
.g-flag {
  display: inline-block;
  font: 600 10px 'IBM Plex Mono', monospace;
  padding: 2px 6px;
  border-radius: 4px;
  vertical-align: middle;
}
.g-flag--derived {
  background: rgba(34, 211, 238, 0.18);
  color: #0e7490;
}
.g-flag--proposal {
  background: rgba(255, 176, 90, 0.3);
  color: #9a3412;
}
.g-flag--raw {
  background: rgba(239, 68, 68, 0.14);
  color: #b91c1c;
}
.g-flag--tbd {
  background: rgba(0, 0, 0, 0.08);
  color: #444;
}

/* ---------------------------------------------------------------- swatches */
.g-swatches {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 10px 12px;
  align-items: center;
  font-size: 12.5px;
}
.g-swatch {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
}
.g-swatches__name {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}
.g-swatches__name small {
  color: var(--g-ink-3);
  font-size: 11.5px;
}
.g-swatches__val {
  font: 500 11px 'IBM Plex Mono', monospace;
  color: var(--g-ink-2);
  white-space: nowrap;
}

/* ------------------------------------------------------------------ tables */
.g-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
.g-table th,
.g-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--g-line);
  vertical-align: top;
}
.g-table th {
  font-weight: 600;
  color: var(--g-ink-3);
  font-size: 11px;
  font-family: 'IBM Plex Mono', monospace;
  letter-spacing: 0.04em;
}
.g-table td.g-mono {
  font-size: 11.5px;
  white-space: nowrap;
  color: var(--g-ink-2);
}

/* ------------------------------------------------------------------- stage
   深色舞台：內層 canvas 以 kiosk 實際像素書寫，外層依容器寬度縮放。
   --w / --h：canvas 尺寸（h 不給時由 JS 量測）；--max-s：最大縮放。 */
.g-fig {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  flex: 1 1 100%;
}
.g-fig--half {
  flex: 1 1 560px;
}
.g-fig--third {
  flex: 1 1 360px;
}
.g-fig--side {
  flex: 0 1 300px;
}
.g-stage {
  --w: 1920;
  --h: 1080;
  --max-s: 0.5;
  --s: var(--max-s);
  position: relative;
  width: calc(var(--w) * var(--s) * 1px);
  height: calc(var(--h) * var(--s) * 1px);
  max-width: 100%;
  overflow: hidden;
  border-radius: 16px;
  background: #0a0a0a;
}
.g-stage__canvas {
  position: absolute;
  left: 0;
  top: 0;
  width: calc(var(--w) * 1px);
  transform: scale(var(--s));
  transform-origin: 0 0;
}
.g-stage--fixed .g-stage__canvas {
  height: calc(var(--h) * 1px);
}
/* flow 舞台：元件用 flex 排開，高度由內容決定 */
.g-stage--flow .g-stage__canvas {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 48px 64px;
  padding: 96px;
  background: #0a0a0a;
  color: #fafafa;
  font-family: 'Noto Sans TC', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.g-stage--flow.g-stage--col .g-stage__canvas {
  flex-direction: column;
  align-items: flex-start;
}
.g-stage--flow.g-stage--media .g-stage__canvas {
  background:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.07) 0 2px, transparent 2px 18px),
    oklch(0.26 0.04 85);
}
.g-stage--flow .kv-screen,
.g-stage--flow .kv-side {
  flex: none;
}
/* 舞台內的小標（kiosk 尺度 · mono 22px） */
.g-k {
  font: 600 22px/1 'IBM Plex Mono', monospace;
  color: #737373;
  letter-spacing: 0.04em;
}
.g-k--row {
  flex: 1 1 100%;
  margin: 0 0 -24px;
}
.g-item {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}
.g-item--full {
  flex: 1 1 100%;
}
.g-caption {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--g-ink-2);
}
.g-caption__id {
  font: 600 10.5px 'IBM Plex Mono', monospace;
  padding: 3px 7px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 5px;
}
.g-caption__name {
  font-weight: 600;
  color: var(--g-ink);
}
.g-caption code {
  font-size: 11px;
}

/* type 展示列 */
.g-type {
  display: grid;
  grid-template-columns: 420px minmax(0, 1fr);
  gap: 0 48px;
  align-items: baseline;
  width: 100%;
  padding: 24px 0;
  border-bottom: 2px solid #171717;
}
.g-type__meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font: 500 22px/1.4 'IBM Plex Mono', monospace;
  color: #737373;
}
.g-type__meta b {
  color: #a3a3a3;
  font-weight: 600;
}
.g-type__sample {
  color: #fafafa;
  min-width: 0;
  overflow-wrap: anywhere;
}

/* 尺寸示意（淺色卡片內） */
.g-shape {
  background: #171717;
  border: 2px solid #262626;
}
.g-bar {
  height: 14px;
  background: #8b5cf6;
  border-radius: 3px;
}
.g-dim {
  font: 500 10.5px 'IBM Plex Mono', monospace;
  color: var(--g-ink-3);
  text-align: center;
}

/* 畫面清單（screens.html） */
.g-frame {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  flex: 1 1 560px;
  scroll-margin-top: 72px;
}
.g-frame__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.g-frame__name {
  font: 600 13px 'Noto Sans TC', sans-serif;
}
.g-badge {
  font: 600 10px 'IBM Plex Mono', monospace;
  padding: 2px 6px;
  border-radius: 4px;
  color: #0a0a0a;
  background: #d4d4d4;
}
.g-badge--full {
  background: #19e27c;
}
.g-badge--cmd {
  background: #f59e0b;
}
.g-badge--touch {
  background: #22d3ee;
}
.g-badge--chrome {
  background: transparent;
  color: #555;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.25);
}
.g-frame__note {
  font: 400 12px/1.6 'Noto Sans TC', sans-serif;
  color: #666;
  min-height: 38px;
  text-wrap: pretty;
}
.g-frame__flow {
  color: var(--g-ink-3);
  font-size: 12px;
}
.g-mode {
  display: flex;
  align-items: baseline;
  gap: 14px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  padding-bottom: 10px;
  margin-bottom: 20px;
}
.g-mode__title {
  font: 900 22px 'Noto Sans TC', sans-serif;
}
.g-mode__desc {
  font: 400 13px 'Noto Sans TC', sans-serif;
  color: #555;
}

/* 四螢幕矩陣（screens.html M1–M4） */
.g-matrix {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  flex-wrap: wrap;
  background: #fff;
  border-radius: 20px;
  padding: 28px 32px;
  scroll-margin-top: 72px;
}
.g-matrix__text {
  flex: 0 1 240px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.g-matrix__goal {
  font: 600 12.5px/1.6 'Noto Sans TC', sans-serif;
  color: #262626;
}
.g-matrix__note {
  font: 400 12.5px/1.7 'Noto Sans TC', sans-serif;
  color: #555;
}
.g-matrix__screens {
  flex: 1 1 700px;
  min-width: 0;
  display: flex;
  gap: 20px;
  align-items: flex-end;
  flex-wrap: wrap;
}
.g-matrix__col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  min-width: 0;
  max-width: 100%;
}
.g-matrix__col--center {
  flex: 1 1 360px;
  gap: 20px;
}
.g-matrix__col--center > .g-stage {
  max-width: 100%;
}
@media (max-width: 720px) {
  .g-matrix {
    padding: 20px 16px;
  }
  .g-matrix__col--center {
    width: 100%;
  }
}
.g-matrix__label {
  align-self: flex-start;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font: 600 12px 'Noto Sans TC', sans-serif;
}
.g-matrix__label small {
  font: 400 11px/1.5 'Noto Sans TC', sans-serif;
  color: #777;
}

/* 素材模式（本機有 assets/campaign/ 才會生效） */
.kv-ph--asset {
  background: var(--kiosk-surface-base);
}
.kv-ph--asset > .kv-ph__label {
  display: none;
}
.kv-asset {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.kv-asset--top {
  object-position: center top;
}
.kv-asset--keyart {
  object-position: center 48%;
  transform: scale(1.25); /* 放大多裁，同時避開頂部標語和底部上映日 */
}

/* ---------------------------------------------------------------- footer */
.g-footer {
  padding: 32px var(--g-gutter) 64px;
  color: var(--g-ink-3);
  font-size: 12px;
}

@media (max-width: 720px) {
  :root {
    --g-gutter: 16px;
  }
  .g-header {
    gap: 10px;
    padding: 10px 16px;
  }
  .g-header__toggle {
    margin-left: 0;
  }
  .g-hero__title {
    font-size: 22px;
  }
  .g-swatches {
    grid-template-columns: 24px minmax(0, 1fr);
  }
  .g-swatches__val {
    grid-column: 2;
    white-space: normal;
  }
  .g-table {
    display: block;
    overflow-x: auto;
  }
}

/* ---- 調圖工具（提案畫面用）：位置 / 縮放 / 壓暗 / 暗角，數值記在 localStorage ---- */
.g-tune__vignette {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 55%, rgba(10, 10, 10, 0.9) 0, rgba(10, 10, 10, 0.4) 42%, transparent 72%);
  opacity: var(--v, 0);
}
.g-tune {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px 20px;
  margin: 10px 0 4px;
  padding: 12px 14px;
  background: #fff;
  border: 1px solid #e3e3e3;
  border-radius: 12px;
  font: 500 12px/1.4 'Noto Sans TC', sans-serif;
  color: #262626;
}
.g-tune label {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.g-tune label span {
  display: flex;
  justify-content: space-between;
  font: 500 11px/1 'IBM Plex Mono', monospace;
  color: #555;
}
.g-tune input[type='range'] {
  width: 100%;
  accent-color: #262626;
}
.g-tune__out {
  grid-column: 1 / -1;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.g-tune__out code {
  flex: 1 1 320px;
  font: 500 11.5px/1.6 'IBM Plex Mono', monospace;
  background: #f1f1f1;
  padding: 6px 10px;
  border-radius: 6px;
  user-select: all;
}
.g-tune__out button {
  font: 500 11px/1 'Noto Sans TC', sans-serif;
  padding: 7px 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
  background: #fafafa;
  cursor: pointer;
}
.g-tune__out button:hover {
  background: #eee;
}

/* v2.1 依規格新增的畫面 */
.g-badge--new {
  background: #22d3ee;
  color: #0a0a0a;
}
.g-badge--cmd {
  background: #19e27c;
  color: #0a0a0a;
}