/* 龜秘工作台子頁共用樣式（CRT × singchuan 骨色橋接）*/
:root {
  --bg:        #0A0E14;
  --bg-deep:   #07090E;
  --bg-raise:  #0F141C;
  --bg-grid:   #131922;
  --hairline:  #1F2933;
  --fg:        #E8DCC4;
  --fg-warm:   #F0E5CC;
  --fg-dim:    #A89E89;
  --fg-faint:  #6B6354;
  --amber:     #F5B342;
  --amber-hi:  #FFD56B;
  --amber-dim: #6A5420;
  --bone:      #F5F1E8;
  --bone-dim:  #D8D2C3;
  --serif: 'Noto Serif TC', serif;
  --mono:  'JetBrains Mono', monospace;
  --sans:  'Noto Sans TC', sans-serif;
  --display: 'Cormorant Garamond', serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; border-radius: 0; }
::selection { background: rgba(245, 179, 66, 0.35); color: var(--fg-warm); }
:focus-visible { outline: 1px solid var(--amber); outline-offset: 4px; }

html, body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.75;
  background-image:
    linear-gradient(var(--bg-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-grid) 1px, transparent 1px);
  background-size: 24px 24px;
  min-height: 100vh;
}
body::before {
  content: "";
  position: fixed; inset: 0;
  background: repeating-linear-gradient(0deg, transparent 0, transparent 2px,
    rgba(0,0,0,0.15) 3px, rgba(0,0,0,0.15) 4px);
  pointer-events: none; z-index: 1000; mix-blend-mode: multiply;
}
@media (prefers-reduced-motion: reduce) { body::before { display: none; } }

.breadcrumb {
  position: sticky; top: 0;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--hairline);
  padding: 14px 32px;
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.18em; color: var(--fg-dim);
  text-transform: uppercase;
  z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
}
.breadcrumb a { color: var(--amber); text-decoration: none; }
.breadcrumb a:hover { color: var(--amber-hi); }
.breadcrumb .sep { color: var(--fg-faint); margin: 0 10px; }
.breadcrumb .current { color: var(--amber-hi); }

.case { max-width: 1080px; margin: 0 auto; padding: 64px 32px 48px; }

/* 主機芯卡片 */
.movement {
  border: 1px solid var(--amber-dim);
  background: var(--bg-deep);
  padding: 44px 44px 32px;
  margin-bottom: 40px;
  position: relative;
}
.movement::before {
  content: ""; position: absolute; top: -1px; left: 0; right: 0; height: 8px;
  background: repeating-linear-gradient(90deg, transparent 0, transparent calc(5% - 1px),
    var(--amber-dim) calc(5% - 1px), var(--amber-dim) 5%);
}
.eyebrow {
  font-family: var(--display); font-style: italic;
  color: var(--amber); font-size: 18px; letter-spacing: 0.05em;
  margin-bottom: 10px;
}
.mod-no {
  font-family: var(--mono); font-size: 13px;
  letter-spacing: 0.32em; color: var(--amber);
  font-weight: 700; text-transform: uppercase;
  margin-bottom: 18px;
  display: flex; gap: 14px; align-items: baseline;
}
.mod-no .num {
  font-family: var(--mono); font-weight: 700; font-size: 16px;
  letter-spacing: 0.05em; color: var(--amber-hi);
  border: 1px solid var(--amber-dim);
  padding: 2px 10px;
}
.title-zh {
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(40px, 5.5vw, 56px);
  letter-spacing: 0.16em; color: var(--fg-warm);
  line-height: 1.1; text-indent: 0.16em; margin-bottom: 14px;
}
.title-en {
  font-family: var(--mono); font-weight: 700;
  font-size: 14px; letter-spacing: 0.5em;
  color: var(--amber-hi); text-indent: 0.5em;
  text-transform: uppercase;
  padding-bottom: 28px; margin-bottom: 28px;
  border-bottom: 1px solid var(--hairline);
}
.lede {
  font-family: var(--sans); font-size: 17px;
  line-height: 1.95; color: var(--fg);
  font-weight: 300; max-width: 64ch;
}
.lede strong { color: var(--amber-hi); font-weight: 500; }

.crown-row {
  margin-top: 28px; padding-top: 16px;
  border-top: 1px solid var(--hairline);
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.32em; color: var(--fg-faint);
  text-transform: uppercase;
  flex-wrap: wrap; gap: 8px;
}
.crown-row .accent { color: var(--amber-hi); }

/* 區塊小標 */
.subhead {
  font-family: var(--mono); font-size: 14px;
  font-weight: 700; letter-spacing: 0.32em;
  color: var(--amber); text-transform: uppercase;
  padding-bottom: 12px; margin-bottom: 18px;
  border-bottom: 1px solid var(--hairline);
}
.subhead .num {
  font-family: var(--mono); font-weight: 700;
  font-size: 16px; color: var(--amber-hi);
  margin-right: 12px; padding-right: 12px;
  border-right: 1px solid var(--amber-dim);
}

/* 功能清單 */
.feature-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin-bottom: 32px;
}
.feature-list li {
  position: relative;
  padding: 14px 18px 14px 56px;
  border: 1px solid var(--hairline);
  background: var(--bg-deep);
  font-family: var(--sans); font-size: 15px;
  line-height: 1.75; color: var(--fg);
  font-weight: 400;
}
.feature-list li::before {
  content: "▸";
  position: absolute; left: 18px; top: 14px;
  color: var(--amber); font-family: var(--mono);
  font-weight: 700; font-size: 16px;
}
.feature-list li strong {
  color: var(--amber-hi); font-weight: 600;
}
.feature-list li code {
  font-family: var(--mono);
  background: var(--bg-press, #181F2B);
  color: var(--amber-hi);
  padding: 1px 7px; font-size: 13px;
}

/* 一般 section */
.section {
  margin-bottom: 40px;
}
.section p {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.95;
  color: var(--fg-dim);
  margin-bottom: 14px;
}
.section p strong { color: var(--fg-warm); font-weight: 500; }

/* spec table（key-value 雙欄）*/
.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px 28px;
  padding: 18px 22px;
  border: 1px solid var(--hairline);
  background: var(--bg-deep);
  font-family: var(--mono);
  font-size: 13px;
  margin-bottom: 32px;
}
.spec-grid .row { display: flex; flex-direction: column; gap: 4px; }
.spec-grid .key {
  font-size: 11px; letter-spacing: 0.28em;
  color: var(--fg-faint); text-transform: uppercase;
}
.spec-grid .val { color: var(--fg); font-weight: 500; letter-spacing: 0.05em; }
.spec-grid .val.amber { color: var(--amber-hi); }

/* 申請 CTA 區 */
.apply {
  border: 1px solid var(--amber);
  background: var(--bg-deep);
  padding: 36px 40px;
  margin: 40px 0;
  text-align: center;
}
.apply h2 {
  font-family: var(--serif); font-weight: 700;
  font-size: 26px; letter-spacing: 0.14em;
  color: var(--fg-warm); margin-bottom: 12px;
}
.apply p {
  font-family: var(--sans); font-size: 15px;
  line-height: 1.85; color: var(--fg-dim);
  max-width: 56ch; margin: 0 auto 24px;
}
.apply p strong { color: var(--amber-hi); }
.apply-actions {
  display: flex; gap: 12px;
  justify-content: center; flex-wrap: wrap;
}
.apply-btn {
  font-family: var(--mono);
  font-size: 13px; letter-spacing: 0.32em;
  font-weight: 700; padding: 14px 26px;
  border: 1px solid var(--amber);
  color: var(--amber); text-decoration: none;
  text-transform: uppercase;
  transition: background 0.18s, color 0.18s;
}
.apply-btn:hover { background: var(--amber); color: var(--bg-deep); }
.apply-btn.primary { background: var(--amber); color: var(--bg-deep); }
.apply-btn.primary:hover { background: var(--amber-hi); border-color: var(--amber-hi); }
.apply-btn.ghost { border-color: var(--fg-faint); color: var(--fg-dim); }
.apply-btn.ghost:hover { background: var(--fg-faint); color: var(--bg-deep); }

/* 上下篇 nav */
.adj-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 40px 0 24px;
}
.adj-nav a {
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.2em; color: var(--fg-dim);
  text-decoration: none;
  padding: 18px 22px;
  border: 1px solid var(--hairline);
  background: var(--bg-deep);
  transition: border-color 0.18s, color 0.18s;
}
.adj-nav a:hover { border-color: var(--amber); color: var(--amber); }
.adj-nav .label {
  display: block; font-size: 10px;
  color: var(--fg-faint); letter-spacing: 0.32em;
  text-transform: uppercase; margin-bottom: 6px;
}
.adj-nav .name {
  font-family: var(--sans); font-weight: 600;
  font-size: 15px; color: var(--fg-warm);
  letter-spacing: 0.1em;
}
.adj-nav a:hover .name { color: var(--amber-hi); }
.adj-nav .next { text-align: right; }

/* footer */
.back-foot {
  border-top: 1px solid var(--hairline);
  padding: 28px 0 16px;
  text-align: center;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  color: var(--fg-faint); text-transform: uppercase;
}
.back-foot a { color: var(--amber); text-decoration: none; margin: 0 8px; }
.back-foot a:hover { color: var(--amber-hi); }

@media (max-width: 720px) {
  .case { padding: 36px 16px; }
  .movement { padding: 32px 24px 24px; }
  .apply { padding: 28px 22px; }
  .breadcrumb { padding: 12px 16px; font-size: 10px; }
  .adj-nav { grid-template-columns: 1fr; }
  .adj-nav .next { text-align: left; }
}