/* ==========================================================================
   LDW — 力達旺集裝箱船收益權代幣官網
   設計系統：冷灰白底、深海軍藍、品牌藍 #2563EB；不用螢光與發光效果。
   標題用襯線體，數字一律等寬、表格數字對齊。
   ========================================================================== */

:root {
  --paper: #F7F8FC;
  --surface: #FFFFFF;
  --sunken: #EEF1F7;
  --line: #E2E8F0;
  --line-2: #CBD5E1;

  --ink: #0F172A;
  --body: #334155;
  --muted: #64748B;
  --faint: #94A3B8;

  --navy: #2563EB;
  --navy-dk: #0F172A;
  --navy-md: #1D4ED8;
  --navy-tint: #E8EFFD;

  --accent: #2563EB;
  --accent-lt: #60A5FA;

  --on-dark: #E2E8F0;
  --on-dark-muted: #94A3B8;
  --line-dark: rgba(226, 232, 240, 0.14);

  --positive: #1F7A55;
  --caution: #9A6A1F;
  --critical: #A3332A;

  --f-serif: 'Source Serif 4', 'Noto Serif TC', Georgia, 'Times New Roman', serif;
  --f-sans: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --f-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --wrap: 1240px;
  --gut: clamp(1.15rem, 4vw, 2.75rem);
  --gap: clamp(1rem, 2vw, 1.75rem);
  --sec: clamp(4.5rem, 9vw, 7.5rem);
  --r: 2px;
  --head-h: 68px;
}

:root[lang="en"] {
  --f-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}
:root[lang="en"] h1, :root[lang="en"] h2, :root[lang="en"] h3 { text-wrap: balance; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--head-h) + 1rem); }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--body);
  font-family: var(--f-sans);
  font-size: 15.5px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--f-serif);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.005em;
  line-height: 1.25;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: var(--gut); }
.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; letter-spacing: 0; }
.num { font-variant-numeric: tabular-nums lining-nums; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.skip {
  position: absolute; left: 1rem; top: -3rem; z-index: 100;
  padding: .5rem .9rem; background: var(--ink); color: #fff; font-size: .85rem;
}
.skip:focus { top: 1rem; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- 共用小元件 ---------- */

.eyebrow {
  display: flex; align-items: center; gap: .7rem;
  margin: 0 0 1rem;
  font-family: var(--f-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; }

.lede { font-size: 1.06rem; line-height: 1.85; color: var(--body); max-width: 46rem; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  min-height: 46px; padding: 0 1.4rem;
  border: 1px solid transparent; border-radius: var(--r);
  font: 500 .9rem/1 var(--f-sans); letter-spacing: .03em;
  cursor: pointer; transition: background .2s, color .2s, border-color .2s;
  white-space: nowrap;
}
.btn--primary { background: var(--navy); color: #fff; }
.btn--primary:hover { background: var(--navy-md); }
.btn--accent { background: var(--accent); color: #fff; }
.btn--accent:hover { background: #1D4ED8; }
.btn--quiet { background: transparent; border-color: var(--line-2); color: var(--ink); }
.btn--quiet:hover { border-color: var(--ink); }
.btn--ghost { background: transparent; border-color: rgba(255,255,255,.4); color: #fff; }
.btn--ghost:hover { border-color: #fff; background: rgba(255,255,255,.06); }
.btn--sm { min-height: 36px; padding: 0 1rem; font-size: .82rem; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.btn__arrow { font-family: var(--f-mono); transition: transform .2s; }
.btn:hover .btn__arrow { transform: translateX(3px); }

.link { color: var(--navy); border-bottom: 1px solid var(--line-2); transition: border-color .2s; }
.link:hover { border-color: var(--navy); }

.tag {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .2rem .55rem; border: 1px solid var(--line-2); border-radius: var(--r);
  font: 500 .7rem/1.4 var(--f-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted);
}
.tag--ok { color: var(--positive); border-color: rgba(31,122,85,.35); }
.tag--pending { color: var(--caution); border-color: rgba(154,106,31,.35); }
.tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.note {
  margin-top: 1.5rem; padding: 1rem 1.2rem;
  border-left: 2px solid var(--accent); background: var(--sunken);
  font-size: .85rem; line-height: 1.75; color: var(--muted);
}

/* ---------- 頂部提示條 ---------- */

.utility { background: var(--navy-dk); color: var(--on-dark-muted); font-size: .76rem; }
.utility__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 38px; }
.utility p { margin: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.utility__meta { display: flex; align-items: center; gap: 1rem; flex-shrink: 0; }

.langsw { display: inline-flex; border: 1px solid var(--line-dark); border-radius: var(--r); }
.langsw__btn {
  padding: .22rem .7rem; background: none; border: 0; color: var(--on-dark-muted);
  font: 500 .74rem/1.4 var(--f-sans); cursor: pointer;
}
.langsw__btn[aria-pressed="true"] { background: rgba(255,255,255,.1); color: #fff; }

/* ---------- 頁首 ---------- */

.masthead {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247,248,252,.94);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.masthead__inner { display: flex; align-items: center; gap: 2rem; height: var(--head-h); }

.brand { display: flex; align-items: center; gap: .75rem; flex-shrink: 0; }
.brand__mark { width: 34px; height: 34px; }
.brand__name { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name strong { font: 700 1.12rem/1 var(--f-serif); color: var(--ink); letter-spacing: .04em; }
.brand__name small { margin-top: .3rem; font-size: .68rem; color: var(--muted); letter-spacing: .08em; }

.nav { display: flex; gap: 1.6rem; margin-left: auto; }
.nav a {
  position: relative; padding: .4rem 0;
  font-size: .86rem; color: var(--body); transition: color .2s;
}
.nav a:hover, .nav a.is-active { color: var(--ink); }
.nav a.is-active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--accent);
}
.masthead__cta { flex-shrink: 0; }

.menu-btn {
  display: none; margin-left: auto; width: 42px; height: 42px;
  background: none; border: 1px solid var(--line-2); border-radius: var(--r); cursor: pointer;
}
.menu-btn span, .menu-btn span::before, .menu-btn span::after {
  display: block; width: 18px; height: 1.5px; margin: 0 auto; background: var(--ink); position: relative; content: "";
}
.menu-btn span::before { position: absolute; top: -6px; }
.menu-btn span::after { position: absolute; top: 6px; }

/* ---------- 首屏 ---------- */

.hero {
  position: relative; isolation: isolate;
  min-height: min(88vh, 820px);
  display: flex; flex-direction: column; justify-content: flex-end;
  color: #fff; background: var(--navy-dk);
  overflow: hidden;
}
.hero__img {
  position: absolute; top: 0; bottom: 0; right: 0; left: 30%; z-index: -2;
  width: 70%; height: 100%; object-fit: cover; object-position: 75% 50%;
}
.hero__shade {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(90deg, #0F172A 0%, #0F172A 30%, rgba(15,23,42,.78) 40%, rgba(15,23,42,.2) 60%, rgba(15,23,42,0) 75%),
    linear-gradient(0deg, rgba(15,23,42,.85) 0%, rgba(15,23,42,0) 40%);
}
.hero > .wrap, .hero > .ticker { width: 100%; }
.hero__body { padding-block: clamp(5rem, 12vh, 9rem) 3.5rem; max-width: 35rem; }
:root[lang="en"] .hero__title { font-size: clamp(2.4rem, 4.8vw, 4rem); }
.hero .eyebrow { color: var(--accent-lt); }
.hero__title {
  font-size: clamp(2.6rem, 5.6vw, 4.6rem);
  line-height: 1.08; color: #fff; letter-spacing: .01em;
}
.hero__title em { font-style: normal; color: var(--accent-lt); }
.hero__sub {
  margin: 1.2rem 0 0; font: 400 clamp(1rem, 1.4vw, 1.15rem)/1.6 var(--f-serif);
  color: rgba(255,255,255,.82);
}
:root[lang="en"] .hero__sub { font-style: italic; }
.hero__lede { margin: 1.4rem 0 0; color: rgba(255,255,255,.78); font-size: 1rem; max-width: 36rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.2rem; }
.hero__caption {
  position: absolute; right: var(--gut); top: 1.4rem;
  font: 400 .68rem/1.4 var(--f-mono); letter-spacing: .08em; color: rgba(255,255,255,.5);
}

.ticker { border-top: 1px solid rgba(255,255,255,.14); background: rgba(15,23,42,.55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.ticker__grid { display: grid; grid-template-columns: repeat(6, 1fr); }
.ticker__cell { padding: 1.3rem 1.2rem 1.3rem 0; border-right: 1px solid rgba(255,255,255,.1); }
.ticker__cell + .ticker__cell { padding-left: 1.2rem; }
.ticker__cell:last-child { border-right: 0; }
.ticker dt { font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.55); }
.ticker dd { margin: .35rem 0 0; font: 500 1.25rem/1.2 var(--f-mono); color: #fff; font-variant-numeric: tabular-nums; }
.ticker dd small { display: block; margin-top: .3rem; font: 400 .72rem/1.4 var(--f-sans); color: rgba(255,255,255,.5); }

/* ---------- 章節 ---------- */

.section { padding-block: var(--sec); }
.section--tint { background: var(--sunken); }
.section--line { border-top: 1px solid var(--line); }
.section--dark { background: var(--navy-dk); color: var(--on-dark); }
.section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--dark .lede { color: var(--on-dark-muted); }
.section--dark .eyebrow { color: var(--accent-lt); }

.sec-head { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: var(--gap) 4rem; align-items: end; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.sec-head--stack { grid-template-columns: 1fr; max-width: 52rem; }
.sec-no { display: block; margin-bottom: .9rem; font: 500 .75rem/1 var(--f-mono); color: var(--accent); letter-spacing: .1em; }
.section--dark .sec-no { color: var(--accent-lt); }
.sec-title { font-size: clamp(1.9rem, 3.2vw, 2.6rem); line-height: 1.2; }
.sec-head .lede { margin: 0; }

.sub-title { font-size: 1.25rem; margin-bottom: 1rem; }

/* ---------- 市場背景 ---------- */

.market { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 4rem; align-items: start; }
.market__figure { position: relative; }
.market__figure img { width: 100%; aspect-ratio: 4/5; object-fit: cover; filter: saturate(.85); }
.figcap { margin-top: .7rem; font: 400 .7rem/1.5 var(--f-mono); letter-spacing: .04em; color: var(--faint); }
.section--dark .figcap { color: var(--on-dark-muted); }

.stats { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line-2); }
.stat { padding: 1.6rem 1.5rem 1.6rem 0; border-bottom: 1px solid var(--line); }
.stat:nth-child(odd) { border-right: 1px solid var(--line); }
.stat:nth-child(even) { padding-left: 1.5rem; }
.stat__value { font: 500 clamp(2rem, 3.4vw, 2.7rem)/1 var(--f-serif); color: var(--navy); font-variant-numeric: lining-nums tabular-nums; }
.stat__value small { font-size: .5em; margin-left: .15em; color: var(--muted); }
.stat__label { margin-top: .7rem; font-size: .88rem; color: var(--ink); font-weight: 500; }
.stat__text { margin-top: .35rem; font-size: .82rem; line-height: 1.65; color: var(--muted); }

.prose-cols { margin-top: 2.5rem; display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; font-size: .93rem; }

/* ---------- 底層資產（深色） ---------- */

.asset { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 3.5rem; align-items: start; }
.asset__media img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }

.spec { margin: 0; border-top: 1px solid var(--line-dark); }
.spec__row { display: grid; grid-template-columns: 9.5rem 1fr; gap: 1rem; padding: .8rem 0; border-bottom: 1px solid var(--line-dark); font-size: .9rem; }
.spec dt { color: var(--on-dark-muted); }
.spec dd { margin: 0; color: #fff; }
.spec dd .mono { font-size: .88rem; }
.spec__pending { color: var(--on-dark-muted); font-style: italic; }

.charter {
  margin-top: 3.5rem; display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line-dark);
}
.charter__cell { padding: 1.5rem 1.4rem; border-right: 1px solid var(--line-dark); }
.charter__cell:last-child { border-right: 0; }
.charter__label { font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--on-dark-muted); }
.charter__value { margin-top: .55rem; font: 500 1.55rem/1.15 var(--f-serif); color: #fff; font-variant-numeric: lining-nums; }
.charter__note { margin-top: .4rem; font-size: .78rem; color: var(--on-dark-muted); }

/* ---------- 權益結構 ---------- */

.structure { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 4rem; align-items: start; }

.chain { position: relative; display: grid; gap: 0; }
.node {
  position: relative; display: grid; grid-template-columns: 3.2rem 1fr auto; gap: 1rem; align-items: center;
  padding: 1.15rem 1.3rem; background: var(--surface); border: 1px solid var(--line);
}
.node--hl { border-color: var(--navy); box-shadow: inset 3px 0 0 var(--navy); }
.node--asset { background: var(--navy); border-color: var(--navy); color: #fff; }
.node--asset .node__name { color: #fff; }
.node--asset .node__meta, .node--asset .node__juris { color: rgba(255,255,255,.65); }
.node__icon { width: 3.2rem; height: 3.2rem; display: grid; place-items: center; border: 1px solid var(--line-2); font: 500 .7rem var(--f-mono); color: var(--navy); }
.node--asset .node__icon { border-color: rgba(255,255,255,.3); color: #fff; }
.node__name { font: 600 1rem/1.35 var(--f-serif); color: var(--ink); }
.node__meta { margin-top: .2rem; font-size: .8rem; color: var(--muted); line-height: 1.5; }
.node__juris { font: 500 .7rem/1.3 var(--f-mono); letter-spacing: .06em; color: var(--muted); text-align: right; }

.link-line {
  position: relative; display: flex; align-items: center; gap: .8rem;
  height: 3.1rem; padding-left: 2.85rem;
  font: 400 .74rem/1.3 var(--f-mono); color: var(--muted); letter-spacing: .03em;
}
.link-line::before { content: ""; position: absolute; left: 2.9rem; top: 0; bottom: 0; width: 1px; background: var(--line-2); }
.link-line span { margin-left: 1.2rem; }
.link-line--flow::before { background: var(--accent); }
.link-line--flow { color: var(--accent); }

.flow-list { list-style: none; margin: 0; padding: 0; counter-reset: flow; }
.flow-list li { position: relative; padding: 0 0 1.4rem 2.6rem; counter-increment: flow; font-size: .92rem; }
.flow-list li::before {
  content: counter(flow, decimal-leading-zero);
  position: absolute; left: 0; top: .1rem; font: 500 .75rem/1.5 var(--f-mono); color: var(--accent);
}
.flow-list strong { display: block; color: var(--ink); font-weight: 500; margin-bottom: .15rem; }

/* ---------- 核心優勢 ---------- */

.pillars { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.pillar { display: flex; flex-direction: column; padding: 2rem 1.6rem 2.2rem 0; border-right: 1px solid var(--line); }
.pillar + .pillar { padding-left: 1.6rem; }
.pillar:last-child { border-right: 0; }
.pillar__no { font: 500 .75rem/1 var(--f-mono); color: var(--accent); }
.pillar__title { margin: 1.4rem 0 .9rem; font-size: 1.2rem; line-height: 1.35; }
.pillar__text { font-size: .88rem; line-height: 1.8; color: var(--body); }
.pillar__key { margin-top: auto; margin-bottom: 0; padding-bottom: 0; }
.pillar__text { margin-bottom: 1.4rem; }
.pillar__key { padding-top: 1rem; border-top: 1px dashed var(--line-2); font: 500 .8rem/1.4 var(--f-mono); color: var(--navy); }

/* ---------- 條款書 ---------- */

.terms { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: 3rem; align-items: start; }
.termsheet { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); font-size: .9rem; }
.termsheet caption { caption-side: top; text-align: left; padding: 0 0 .8rem; font: 500 .72rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.termsheet th, .termsheet td { padding: .95rem 1.2rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.termsheet tr:last-child th, .termsheet tr:last-child td { border-bottom: 0; }
.termsheet th { width: 32%; font-weight: 500; color: var(--muted); background: #F8FAFC; border-right: 1px solid var(--line); }
.termsheet td { color: var(--ink); }
.termsheet td small { display: block; margin-top: .2rem; color: var(--muted); font-size: .8rem; }
.termsheet .grp th { padding-block: .6rem; background: var(--navy-tint); color: var(--navy); font: 500 .7rem/1.4 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; }

.aside-card { position: sticky; top: calc(var(--head-h) + 1.5rem); padding: 1.8rem; background: var(--navy-dk); color: var(--on-dark); }
.aside-card h3 { color: #fff; font-size: 1.15rem; margin-bottom: 1rem; }
.aside-card p { font-size: .86rem; color: var(--on-dark-muted); }
.aside-card .big { font: 500 3rem/1 var(--f-serif); color: #fff; font-variant-numeric: lining-nums; }
.aside-card .big small { font-size: .4em; color: var(--accent-lt); margin-left: .2em; }
.aside-card hr { border: 0; border-top: 1px solid var(--line-dark); margin: 1.4rem 0; }
.aside-card .btn { width: 100%; margin-top: 1rem; }

/* ---------- 收益結構 ---------- */

.econ { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 3.5rem; align-items: start; }

.pl { width: 100%; border-collapse: collapse; font-size: .9rem; }
.pl th, .pl td { padding: .85rem 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.pl thead th { font: 500 .7rem/1.3 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); border-bottom: 1px solid var(--ink); }
.pl td.amt, .pl th.amt { text-align: right; font-family: var(--f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; padding-left: 1rem; }
.pl .item { color: var(--ink); font-weight: 500; }
.pl .item small { display: block; font-weight: 400; color: var(--muted); font-size: .78rem; line-height: 1.55; margin-top: .15rem; }
.pl .neg { color: var(--critical); }
.pl tr.total td { border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); font-weight: 600; color: var(--ink); }
.pl tr.yield td { border-bottom: 0; font-size: 1.05rem; color: var(--navy); font-weight: 600; }
.pl .bar-cell { width: 28%; padding-left: 1.2rem; }
.bar { height: 6px; background: var(--sunken); position: relative; margin-top: .55rem; }
.bar i { position: absolute; inset: 0 auto 0 0; background: var(--navy); }
.bar--neg i { background: var(--line-2); }
.bar--net i { background: var(--accent); }

.calc { padding: 2rem; background: var(--surface); border: 1px solid var(--line); }
.calc__title { font-size: 1.2rem; margin-bottom: .4rem; }
.calc__sub { font-size: .82rem; color: var(--muted); margin-bottom: 1.5rem; }
.calc__input { display: flex; align-items: stretch; border: 1px solid var(--line-2); }
.calc__input input {
  flex: 1; min-width: 0; padding: .8rem 1rem; border: 0; background: transparent;
  font: 500 1.3rem/1 var(--f-mono); color: var(--ink); font-variant-numeric: tabular-nums;
}
.calc__input input:focus { outline: none; }
.calc__input span { display: grid; place-items: center; padding: 0 1rem; border-left: 1px solid var(--line); font: 500 .8rem var(--f-mono); color: var(--muted); background: var(--sunken); }
.calc__range { width: 100%; margin: 1.2rem 0 .3rem; accent-color: var(--navy); }
.calc__hint { display: flex; justify-content: space-between; font: 400 .72rem var(--f-mono); color: var(--faint); }
.calc__out { margin: 1.6rem 0 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.calc__out div { padding: 1rem 0; border-bottom: 1px solid var(--line); }
.calc__out div:nth-child(odd) { padding-right: 1rem; border-right: 1px solid var(--line); }
.calc__out div:nth-child(even) { padding-left: 1rem; }
.calc__out dt { font-size: .74rem; color: var(--muted); }
.calc__out dd { margin: .3rem 0 0; font: 500 1.15rem/1.2 var(--f-mono); color: var(--ink); font-variant-numeric: tabular-nums; }
.calc__out dd.hl { color: var(--navy); }
.calc__disc { margin-top: 1.1rem; font-size: .74rem; line-height: 1.65; color: var(--muted); }

/* ---------- 分紅機制與時間線 ---------- */

.mech { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); margin-bottom: 4rem; }
.mech__card { padding: 1.8rem; background: var(--surface); border: 1px solid var(--line); }
.mech__card h3 { font-size: 1.08rem; margin: .9rem 0 .7rem; }
.mech__card p { font-size: .87rem; }
.mech__icon { width: 40px; height: 40px; color: var(--navy); }

.example { margin-top: 1rem; padding: 1rem 1.1rem; background: var(--sunken); font-size: .82rem; line-height: 1.7; color: var(--body); }
.example .mono { color: var(--navy); }

.timeline { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); }
.timeline::before { content: ""; position: absolute; left: 0; right: 0; top: 7px; height: 1px; background: var(--line-2); }
.tl { position: relative; padding: 2.2rem 1.4rem 0 0; }
.tl::before { content: ""; position: absolute; left: 0; top: 0; width: 15px; height: 15px; border: 1px solid var(--navy); background: var(--paper); border-radius: 50%; }
.tl--now::before { background: var(--navy); }
.tl--key::before { border-color: var(--accent); background: var(--accent); }
.tl__date { font: 500 .78rem/1.3 var(--f-mono); color: var(--navy); letter-spacing: .03em; }
.tl__title { margin: .5rem 0 .4rem; font: 600 1rem/1.35 var(--f-serif); color: var(--ink); }
.tl__text { font-size: .82rem; line-height: 1.7; color: var(--muted); }

/* ---------- 認購流程 ---------- */

.steps { list-style: none; margin: 0 0 4rem; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-2); border-left: 1px solid var(--line-2); }
.step { padding: 1.8rem 1.6rem 2rem; border-right: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); background: var(--surface); }
.step__head { display: flex; justify-content: space-between; align-items: baseline; }
.step__no { font: 500 1.8rem/1 var(--f-serif); color: var(--navy); font-variant-numeric: lining-nums; }
.step__who { font: 500 .66rem/1.3 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--accent); }
.step__title { margin: 1.1rem 0 .55rem; font-size: 1.05rem; }
.step__text { font-size: .86rem; line-height: 1.75; }
.step__sla { margin-top: .9rem; font: 500 .72rem/1.4 var(--f-mono); color: var(--positive); }

.apply { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: var(--gap); align-items: start; }

.card { padding: clamp(1.5rem, 3vw, 2.2rem); background: var(--surface); border: 1px solid var(--line); }
.card__role { font: 500 .7rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.card__title { margin: .7rem 0 1.4rem; font-size: 1.35rem; }

.seg { display: inline-flex; margin-bottom: 1.4rem; border: 1px solid var(--line-2); border-radius: var(--r); }
.seg__btn { padding: .55rem 1.1rem; background: none; border: 0; font: 500 .84rem var(--f-sans); color: var(--muted); cursor: pointer; }
.seg__btn.is-on { background: var(--navy); color: #fff; }

.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1rem; }
.field__label { font-size: .8rem; font-weight: 500; color: var(--ink); }
.field__label .req { color: var(--critical); margin-left: .15rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: .72rem .85rem; background: var(--paper);
  border: 1px solid var(--line-2); border-radius: var(--r);
  font: 400 .9rem/1.4 var(--f-sans); color: var(--ink);
}
.field textarea { font-family: var(--f-mono); font-size: .8rem; line-height: 1.6; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--navy); background: #fff; }
.field input.is-bad { border-color: var(--critical); }
.field__hint { font-size: .74rem; color: var(--muted); }

.check { display: flex; gap: .75rem; align-items: flex-start; padding: .9rem 1rem; margin-bottom: .7rem; border: 1px solid var(--line); background: var(--paper); cursor: pointer; }
.check input { margin-top: .3rem; accent-color: var(--navy); flex-shrink: 0; }
.check__label { display: block; font-size: .84rem; font-weight: 500; color: var(--ink); }
.check__text { display: block; font-size: .78rem; line-height: 1.65; color: var(--muted); }

.actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.3rem; }
.form__status { margin: .9rem 0 0; min-height: 1.4em; font-size: .82rem; }
.form__status.is-bad { color: var(--critical); }
.form__status.is-ok { color: var(--positive); }

.guide__block { padding: 1.3rem 0; border-bottom: 1px solid var(--line); }
.guide__block:first-child { padding-top: 0; }
.guide__block:last-child { border-bottom: 0; padding-bottom: 0; }
.guide__title { font-size: 1rem; margin-bottom: .6rem; }
.guide__note { font-size: .8rem; color: var(--muted); line-height: 1.7; }
.mailbox { font: 500 .95rem var(--f-mono); color: var(--navy); margin-bottom: .5rem; }
.ticks { list-style: none; margin: 0; padding: 0; font-size: .84rem; }
.ticks li { position: relative; padding: .3rem 0 .3rem 1.3rem; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .9rem; width: 7px; height: 1px; background: var(--accent); }
.restricted { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .6rem; }
.restricted span { padding: .2rem .6rem; border: 1px solid rgba(163,51,42,.3); color: var(--critical); font-size: .74rem; }

/* ---------- 技術與治理 ---------- */

.tech { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 4rem; align-items: start; }
.tech__media img { width: 100%; aspect-ratio: 4/5; object-fit: cover; filter: saturate(.85); }

.arch { display: grid; grid-template-columns: repeat(3, 1fr); margin-bottom: 2.5rem; border: 1px solid var(--line-dark); }
.arch__cell { padding: 1.4rem 1.2rem; border-right: 1px solid var(--line-dark); }
.arch__cell:last-child { border-right: 0; }
.arch__k { font: 500 .7rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent-lt); }
.arch__t { margin: .7rem 0 .4rem; font: 600 1.05rem/1.3 var(--f-serif); color: #fff; }
.arch__d { font-size: .8rem; line-height: 1.65; color: var(--on-dark-muted); }

.feats { display: grid; grid-template-columns: 1fr 1fr; gap: 0 2.5rem; }
.feat { padding: 1.3rem 0; border-top: 1px solid var(--line-dark); }
.feat h3 { font-size: 1rem; margin-bottom: .45rem; }
.feat p { font-size: .84rem; line-height: 1.75; color: var(--on-dark-muted); }
.feat ul { margin: .5rem 0 0; padding-left: 1.1rem; font-size: .82rem; color: var(--on-dark-muted); }

/* ---------- 合規 ---------- */

.comp { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.comp__item { padding: 1.7rem; border: 1px solid var(--line); background: var(--surface); }
.comp__k { font: 500 .7rem/1 var(--f-mono); letter-spacing: .1em; color: var(--accent); }
.comp__item h3 { margin: .8rem 0 .6rem; font-size: 1.05rem; }
.comp__item p { font-size: .85rem; line-height: 1.75; }

/* ---------- 透明度 ---------- */

.dash { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); background: var(--surface); margin-bottom: var(--gap); }
.dash__cell { padding: 1.5rem 1.4rem; border-right: 1px solid var(--line); }
.dash__cell:last-child { border-right: 0; }
.dash__k { font-size: .74rem; color: var(--muted); }
.dash__v { margin-top: .45rem; font: 500 1.6rem/1.1 var(--f-mono); color: var(--ink); font-variant-numeric: tabular-nums; }
.dash__v small { font-size: .55em; color: var(--muted); margin-left: .2em; }
.dash__progress { margin-top: .9rem; height: 4px; background: var(--sunken); }
.dash__progress i { display: block; height: 100%; width: 0; background: var(--navy); }

.trans { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.panel { background: var(--surface); border: 1px solid var(--line); }
.panel__head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.1rem 1.4rem; border-bottom: 1px solid var(--line); }
.panel__head h3 { font-size: 1rem; }
.panel__body { padding: 1.2rem 1.4rem; }
.addr { margin: 0; }
.addr__row { display: grid; grid-template-columns: 9rem 1fr; gap: 1rem; padding: .7rem 0; border-bottom: 1px solid var(--line); font-size: .85rem; }
.addr__row:last-child { border-bottom: 0; }
.addr dt { color: var(--muted); }
.addr dd { margin: 0; font-family: var(--f-mono); font-size: .8rem; color: var(--ink); word-break: break-all; }
.addr dd.pending { font-family: var(--f-sans); color: var(--caution); }

.dtable { width: 100%; border-collapse: collapse; font-size: .82rem; }
.dtable th { text-align: left; padding: .55rem 0; font: 500 .68rem/1.3 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); border-bottom: 1px solid var(--line); }
.dtable td { padding: .7rem 0; border-bottom: 1px solid var(--line); }
.dtable .empty td { padding: 2.2rem 0; text-align: center; color: var(--faint); border-bottom: 0; }

/* ---------- 文件 ---------- */

.docs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--ink); }
.doc { display: flex; flex-direction: column; padding: 1.6rem 1.5rem 1.6rem 0; border-bottom: 1px solid var(--line); }
.doc:not(:nth-child(3n+1)) { padding-left: 1.5rem; }
.doc:not(:nth-child(3n)) { border-right: 1px solid var(--line); }
.doc__top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.doc__no { font: 500 .75rem var(--f-mono); color: var(--accent); }
.doc__title { margin: 1rem 0 .5rem; font-size: 1.05rem; }
.doc__text { flex: 1; font-size: .82rem; line-height: 1.7; color: var(--muted); }
.doc__links { display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; margin-top: 1.1rem; font-size: .82rem; }
.doc__links a { color: var(--navy); border-bottom: 1px solid var(--line-2); }
.doc__links a:hover { border-color: var(--navy); }
.doc__links .off { color: var(--faint); }

/* ---------- 風險 ---------- */

.risks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line-2); }
.risk { padding: 1.4rem 1.4rem 1.5rem 0; border-bottom: 1px solid var(--line); }
.risk:not(:nth-child(3n+1)) { padding-left: 1.4rem; }
.risk:not(:nth-child(3n)) { border-right: 1px solid var(--line); }
.risk__no { font: 500 .72rem var(--f-mono); color: var(--critical); }
.risk h3 { margin: .55rem 0 .45rem; font-size: 1rem; }
.risk p { font-size: .82rem; line-height: 1.7; color: var(--muted); }
.risk-more { margin-top: 2rem; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.3rem 1.5rem; background: var(--surface); border: 1px solid var(--line); font-size: .88rem; }

/* ---------- FAQ ---------- */

.faq { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 4rem; }
.qa { border-top: 1px solid var(--line-2); }
.qa details { border-bottom: 1px solid var(--line-2); }
.qa summary {
  display: flex; justify-content: space-between; gap: 1.5rem; align-items: baseline;
  padding: 1.25rem 0; cursor: pointer; list-style: none;
  font: 600 1.02rem/1.45 var(--f-serif); color: var(--ink);
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; font: 400 1.2rem/1 var(--f-mono); color: var(--accent); transition: transform .2s; }
.qa details[open] summary::after { transform: rotate(45deg); }
.qa .ans { padding: 0 3rem 1.4rem 0; font-size: .9rem; line-height: 1.85; }

/* ---------- 收尾號召 ---------- */

.closing { position: relative; isolation: isolate; padding-block: clamp(5rem, 10vw, 8rem); color: #fff; overflow: hidden; background: var(--navy-dk); }
.closing img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; opacity: .55; }
.closing::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(15,23,42,.94) 0%, rgba(15,23,42,.6) 60%, rgba(15,23,42,.35) 100%); }
.closing h2 { color: #fff; font-size: clamp(2rem, 4vw, 3.2rem); max-width: 40rem; }
.closing p { margin-top: 1.2rem; max-width: 36rem; color: rgba(255,255,255,.75); }
.closing .hero__cta { margin-top: 2rem; }

/* ---------- 頁尾 ---------- */

.footer { background: var(--navy-dk); color: var(--on-dark-muted); font-size: .84rem; }
.footer__top { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.4fr; gap: 3rem; padding-block: 4rem 3rem; }
.footer .brand__name strong { color: #fff; }
.footer .brand__name small { color: var(--on-dark-muted); }
.footer__about { margin-top: 1.2rem; line-height: 1.75; }
.footer__title { margin-bottom: 1rem; font: 500 .72rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent-lt); }
.footer__list { list-style: none; margin: 0; padding: 0; }
.footer__list li { padding: .25rem 0; }
.footer__list a:hover { color: #fff; }
.footer__legal { padding-block: 2rem; border-top: 1px solid var(--line-dark); font-size: .76rem; line-height: 1.8; }
.footer__legal p + p { margin-top: .8rem; }
.footer__legal strong { color: var(--on-dark); font-weight: 500; }
.colophon { border-top: 1px solid var(--line-dark); }
.colophon__inner { display: flex; justify-content: space-between; gap: 1rem; padding-block: 1.2rem; font-size: .74rem; }

/* ---------- 法律頁 ---------- */

.page-head { padding-block: clamp(3.5rem, 7vw, 5.5rem) clamp(2.5rem, 5vw, 3.5rem); background: var(--navy-dk); color: var(--on-dark); }
.page-head h1 { color: #fff; font-size: clamp(2.2rem, 4.4vw, 3.4rem); }
.page-head .eyebrow { color: var(--accent-lt); }
.page-head .lede { margin-top: 1.2rem; color: var(--on-dark-muted); }
.page-head__meta { margin-top: 1.6rem; display: flex; flex-wrap: wrap; gap: .5rem 2rem; font: 400 .76rem var(--f-mono); color: var(--on-dark-muted); }

.doc-layout { display: grid; grid-template-columns: 15rem minmax(0, 1fr); gap: 4rem; padding-block: 4rem var(--sec); }
.toc { position: sticky; top: calc(var(--head-h) + 2rem); align-self: start; font-size: .84rem; }
.toc__title { font: 500 .7rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 1rem; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line-2); }
.toc a { display: block; padding: .4rem 0 .4rem 1rem; margin-left: -1px; border-left: 1px solid transparent; color: var(--muted); }
.toc a:hover { color: var(--ink); }
.toc a.is-active { color: var(--ink); border-left-color: var(--accent); }

.article { max-width: 50rem; }
.article > section { padding-bottom: 3.5rem; margin-bottom: 3.5rem; border-bottom: 1px solid var(--line); }
.article > section:last-child { border-bottom: 0; }
.article h2 { font-size: 1.7rem; margin-bottom: 1.2rem; }
.article h3 { font-size: 1.08rem; margin: 2rem 0 .6rem; }
.article p, .article li { font-size: .93rem; line-height: 1.9; }
.article ul { padding-left: 1.2rem; }
.article .sec-no { margin-bottom: .6rem; }

.rlist { counter-reset: r; list-style: none; padding: 0 !important; margin: 0; }
.rlist > li { position: relative; padding: 1.2rem 0 1.2rem 3.2rem; border-top: 1px solid var(--line); counter-increment: r; }
.rlist > li::before { content: counter(r, decimal-leading-zero); position: absolute; left: 0; top: 1.35rem; font: 500 .78rem var(--f-mono); color: var(--critical); }
.rlist h3 { margin: 0 0 .4rem; }

.glossary { margin: 0; }
.glossary div { display: grid; grid-template-columns: 13rem 1fr; gap: 1.5rem; padding: .9rem 0; border-top: 1px solid var(--line); font-size: .9rem; }
.glossary dt { font-weight: 600; color: var(--ink); }
.glossary dd { margin: 0; color: var(--body); }

.callout { padding: 1.3rem 1.5rem; border: 1px solid rgba(163,51,42,.3); background: #FBF4F1; font-size: .88rem; line-height: 1.8; color: #5a2a20; }

/* ---------- 404 ---------- */
.nf { min-height: 60vh; display: grid; place-items: center; text-align: center; padding: 6rem 1rem; }
.nf h1 { font-size: 2.4rem; margin: 1rem 0; }
.nf .hero__cta { justify-content: center; }

/* ---------- 進場動畫 ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- 響應式 ---------- */

@media (max-width: 1100px) {
  .nav { gap: 1.1rem; }
  .nav a { font-size: .82rem; }
  .ticker__grid { grid-template-columns: repeat(3, 1fr); }
  .ticker__cell:nth-child(3) { border-right: 0; }
  .ticker__cell:nth-child(4) { padding-left: 0; }
  .ticker__cell:nth-child(-n+3) { border-bottom: 1px solid rgba(255,255,255,.1); }
  .pillars { grid-template-columns: 1fr 1fr; }
  .pillar:nth-child(2) { border-right: 0; }
  .pillar:nth-child(3) { padding-left: 0; }
  .pillar:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 960px) {
  .nav, .masthead__cta { display: none; }
  .menu-btn { display: block; }
  .masthead.is-open .nav {
    display: flex; flex-direction: column; gap: 0;
    position: absolute; left: 0; right: 0; top: var(--head-h);
    padding: .5rem var(--gut) 1.2rem; background: var(--paper); border-bottom: 1px solid var(--line);
  }
  .masthead.is-open .nav a { padding: .8rem 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
  .masthead.is-open .nav a.is-active::after { display: none; }

  .sec-head, .market, .asset, .structure, .terms, .econ, .apply, .tech, .faq, .trans, .doc-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .aside-card { position: static; }
  .market__figure img, .tech__media img { aspect-ratio: 16/9; }
  .charter { grid-template-columns: 1fr 1fr; }
  .charter__cell:nth-child(2) { border-right: 0; }
  .charter__cell:nth-child(-n+2) { border-bottom: 1px solid var(--line-dark); }
  .mech, .comp { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
  .timeline::before { left: 7px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; }
  .tl { padding: 0 0 2rem 2.4rem; }
  .steps { grid-template-columns: 1fr 1fr; }
  .docs, .risks { grid-template-columns: 1fr 1fr; }
  .doc, .risk { padding-left: 0 !important; padding-right: 1.4rem; border-right: 0 !important; }
  .doc:nth-child(odd), .risk:nth-child(odd) { border-right: 1px solid var(--line) !important; }
  .doc:nth-child(even), .risk:nth-child(even) { padding-left: 1.4rem !important; }
  .dash { grid-template-columns: 1fr 1fr; }
  .dash__cell:nth-child(2) { border-right: 0; }
  .dash__cell:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .arch { grid-template-columns: 1fr; }
  .arch__cell { border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .arch__cell:last-child { border-bottom: 0; }
  .toc { position: static; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .utility p { display: none; }
  .utility__inner { justify-content: flex-end; }
  .hero { min-height: auto; }
  .hero__img { left: 0; width: 100%; }
  .hero__shade { background: linear-gradient(0deg, rgba(15,23,42,.95) 0%, rgba(15,23,42,.7) 60%, rgba(15,23,42,.4) 100%); }
  .ticker__grid { grid-template-columns: 1fr 1fr; }
  .ticker__cell { padding-left: 0 !important; border-right: 0 !important; border-bottom: 1px solid rgba(255,255,255,.1); }
  .ticker__cell:nth-child(odd) { border-right: 1px solid rgba(255,255,255,.1) !important; padding-right: 1rem; }
  .ticker__cell:nth-child(even) { padding-left: 1rem !important; }
  .stats, .prose-cols, .pair, .feats, .steps, .docs, .risks, .pillars, .calc__out { grid-template-columns: 1fr; }
  .stat, .pillar, .doc, .risk { padding-left: 0 !important; padding-right: 0 !important; border-right: 0 !important; }
  .calc__out div { padding-inline: 0 !important; border-right: 0 !important; }
  .charter, .dash { grid-template-columns: 1fr; }
  .charter__cell, .dash__cell { border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .dash__cell { border-bottom-color: var(--line); }
  .spec__row, .addr__row, .glossary div { grid-template-columns: 1fr; gap: .2rem; }
  .node { grid-template-columns: 2.6rem 1fr; }
  .node__icon { width: 2.6rem; height: 2.6rem; }
  .node__juris { grid-column: 2; text-align: left; }
  .footer__top { grid-template-columns: 1fr; }
  .colophon__inner { flex-direction: column; }
  .qa .ans { padding-right: 0; }
}

/* ==========================================================================
   多頁版本：頁首疊加、子頁頁首、章節卡、動畫
   ========================================================================== */

:root {
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
}

/* ---------- 跨頁轉場（支援 View Transitions 的瀏覽器） ---------- */
@view-transition { navigation: auto; }
.masthead { view-transition-name: masthead; }
.utility { view-transition-name: utility; }
::view-transition-old(root) { animation: vt-out .35s var(--ease-io) both; }
::view-transition-new(root) { animation: vt-in .6s var(--ease-out) both; }
@keyframes vt-out { to { opacity: 0; transform: translateY(-12px); } }
@keyframes vt-in { from { opacity: 0; transform: translateY(18px); } }

/* ---------- 頁首：首頁疊加於首屏之上，捲過後轉為紙色 ---------- */
.masthead { transition: background-color .45s var(--ease-io), border-color .45s, color .45s; }
.has-hero .hero { margin-top: calc(-1 * var(--head-h) - 1px); padding-top: var(--head-h); }
.masthead.is-over {
  background: rgba(10, 26, 44, .28);
  border-bottom-color: rgba(255, 255, 255, .1);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.masthead.is-over .brand__name strong,
.masthead.is-over .nav a { color: #fff; }
.masthead.is-over .brand__name small { color: rgba(255,255,255,.6); }
.masthead.is-over .nav a:not(.is-active) { color: rgba(255,255,255,.75); }
.masthead.is-over .nav a:hover { color: #fff; }
.masthead.is-over .masthead__cta { background: #fff; color: var(--navy-dk); }
.masthead.is-over .menu-btn { border-color: rgba(255,255,255,.35); }
.masthead.is-over .menu-btn span,
.masthead.is-over .menu-btn span::before,
.masthead.is-over .menu-btn span::after { background: #fff; }
.masthead.is-open.is-over .nav { background: var(--navy-dk); }

.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: right; transition: transform .45s var(--ease-out);
}
.nav a:hover::after, .nav a.is-active::after { transform: scaleX(1); transform-origin: left; }
.masthead__cta .btn__arrow { font-size: .9em; }

/* 閱讀進度條 */
.progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; pointer-events: none; }
.progress i { display: block; height: 100%; width: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; }

/* ---------- 首屏動畫 ---------- */
.hero__media { position: absolute; inset: -10% 0 -10% 30%; z-index: -2; overflow: hidden; will-change: transform; }
.hero__media .hero__img { position: absolute; inset: 0; left: 0; width: 100%; height: 100%; transform: scale(1.14); transition: transform 2.6s var(--ease-out); }
.is-loaded .hero__media .hero__img { transform: scale(1.02); animation: drift 24s ease-in-out 2.6s infinite alternate; }
@keyframes drift { from { transform: scale(1.02) translate3d(0,0,0); } to { transform: scale(1.08) translate3d(-1.2%, -.8%, 0); } }

.line { display: block; overflow: hidden; padding-bottom: .06em; margin-bottom: -.06em; }
.line > span { display: inline-block; transform: translateY(108%); transition: transform 1.15s var(--ease-out); }
.is-loaded .line > span { transform: none; }
.is-loaded .line:nth-child(1) > span { transition-delay: .3s; }
.is-loaded .line:nth-child(2) > span { transition-delay: .45s; }
.hero__title em, .phead__title em { font-style: normal; }

[data-load] { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--ease-out), transform 1.1s var(--ease-out); transition-delay: var(--d, 0s); }
.is-loaded [data-load] { opacity: 1; transform: none; }

.hero__cue {
  position: absolute; right: var(--gut); bottom: calc(100% - 100%); z-index: 1;
  display: none;
}
@media (min-width: 961px) {
  .hero__cue {
    display: flex; flex-direction: column; align-items: center; gap: .7rem;
    position: absolute; right: var(--gut); bottom: 8.6rem;
    font: 400 .66rem/1 var(--f-mono); letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.55);
    writing-mode: vertical-rl;
  }
  .hero__cue i { position: relative; width: 1px; height: 64px; background: rgba(255,255,255,.18); overflow: hidden; }
  .hero__cue i::after { content: ""; position: absolute; left: 0; top: 0; width: 1px; height: 40%; background: var(--accent-lt); animation: cue 2.2s var(--ease-io) infinite; }
}
@keyframes cue { 0% { transform: translateY(-100%); } 100% { transform: translateY(260%); } }

/* ---------- 跑馬燈 ---------- */
.marquee { overflow: hidden; border-bottom: 1px solid var(--line); background: var(--paper); }
.marquee__track { display: flex; width: max-content; animation: marquee 48s linear infinite; }
.marquee span {
  display: inline-flex; align-items: center; gap: 2.4rem; padding: 1.15rem 0 1.15rem 2.4rem;
  font: 500 .74rem/1 var(--f-mono); letter-spacing: .22em; color: var(--muted); white-space: nowrap;
}
.marquee span::after { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- 首頁：簡介 ---------- */
.intro .eyebrow { margin-bottom: 1.6rem; }
.statement {
  margin: 0; max-width: 62rem;
  font: 500 clamp(1.6rem, 3.1vw, 2.6rem)/1.42 var(--f-serif); color: var(--ink); letter-spacing: .005em;
}
.statement > span:not(.w) { color: var(--muted); }

.kpis { margin: clamp(3rem, 6vw, 5rem) 0 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.kpi { padding: 1.6rem 1.5rem 0 0; }
.kpi + .kpi { padding-left: 1.5rem; border-left: 1px solid var(--line); }
.kpi dt { font-size: .76rem; letter-spacing: .06em; color: var(--muted); }
.kpi dd { margin: .7rem 0 0; font: 500 clamp(2rem, 3.6vw, 3rem)/1 var(--f-serif); color: var(--navy); font-variant-numeric: lining-nums tabular-nums; }
.kpi dd small { font-size: .42em; color: var(--muted); margin-left: .2em; }
.kpi p { margin-top: .8rem; font-size: .8rem; color: var(--muted); line-height: 1.6; }

/* ---------- 首頁：章節卡 ---------- */
.chapters__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
.chapter { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); transition: border-color .4s, transform .6s var(--ease-out), box-shadow .6s var(--ease-out); }
.chapter:hover { border-color: var(--line-2); transform: translateY(-4px); box-shadow: 0 24px 48px -28px rgba(15,23,42,.35); }
.chapter__media { aspect-ratio: 4/3; overflow: hidden; background: var(--navy-dk); }
.chapter__media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.8); transform: scale(1.02); transition: transform 1.2s var(--ease-out), filter .8s; }
.chapter:hover .chapter__media img { transform: scale(1.08); filter: saturate(1); }
.chapter__body { display: flex; flex-direction: column; flex: 1; padding: 1.5rem 1.4rem 1.4rem; }
.chapter__no { font: 500 .72rem/1 var(--f-mono); color: var(--accent); letter-spacing: .1em; }
.chapter__title { margin: .9rem 0 .5rem; font-size: 1.3rem; }
.chapter__text { flex: 1; font-size: .84rem; line-height: 1.7; color: var(--muted); }
.chapter__go { display: flex; justify-content: space-between; align-items: center; margin-top: 1.4rem; padding-top: 1rem; border-top: 1px solid var(--line); font-size: .84rem; font-weight: 500; color: var(--navy); }
.chapter__go i { font-style: normal; font-family: var(--f-mono); transition: transform .4s var(--ease-out); }
.chapter:hover .chapter__go i { transform: translateX(6px); }

/* ---------- 首頁：三步 ---------- */
.how__steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; position: relative; }
.how__steps::before {
  content: ""; position: absolute; left: 0; right: 0; top: 2.35rem; height: 1px; background: var(--line-2);
  transform: scaleX(0); transform-origin: left; transition: transform 1.6s var(--ease-io) .2s;
}
.how__steps.is-in::before { transform: scaleX(1); }
.how__step { position: relative; padding-right: 2.5rem; }
.how__no {
  position: relative; z-index: 1; display: inline-grid; place-items: center; width: 4.7rem; height: 4.7rem;
  border: 1px solid var(--navy); border-radius: 50%; background: var(--paper);
  font: 500 1.4rem/1 var(--f-serif); color: var(--navy); font-variant-numeric: lining-nums;
  transition: background .5s, color .5s;
}
.how__step:hover .how__no { background: var(--navy); color: #fff; }
.how__step h3 { margin: 1.6rem 0 .6rem; font-size: 1.25rem; }
.how__step p { font-size: .9rem; line-height: 1.8; color: var(--body); max-width: 22rem; }
.how__foot { margin-top: 3rem; }

/* ---------- 首頁：信任 ---------- */
.trust-strip__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 4rem; align-items: start; }
.trust-strip__items { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.trust-item { padding: 1.7rem 1.5rem; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); transition: background .5s; }
.trust-item:hover { background: rgba(255,255,255,.03); }
.trust-item__k { font: 500 .68rem/1 var(--f-mono); letter-spacing: .16em; color: var(--accent-lt); }
.trust-item h3 { margin: 1rem 0 .5rem; font-size: 1.08rem; }
.trust-item p { font-size: .84rem; line-height: 1.7; color: var(--on-dark-muted); }
.link--light { display: inline-block; margin-top: 1.8rem; color: #fff; border-color: rgba(255,255,255,.3); }
.link--light:hover { border-color: #fff; }

/* ---------- 收尾視差 ---------- */
.closing__media { position: absolute; inset: -12% 0; z-index: -2; will-change: transform; }
.closing__media img { width: 100%; height: 100%; object-fit: cover; opacity: .55; }
.closing > img { display: none; }

/* ---------- 子頁頁首 ---------- */
.phead { padding-block: clamp(2.5rem, 6vw, 4.5rem) 0; background: var(--paper); overflow: hidden; }
.phead__grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(2rem, 5vw, 5rem); align-items: end; }
.crumbs { display: flex; gap: .6rem; margin-bottom: 2.2rem; font: 400 .74rem/1 var(--f-mono); letter-spacing: .06em; color: var(--muted); }
.crumbs a:hover { color: var(--ink); }
.phead__title { font-size: clamp(2.1rem, 4.1vw, 3.5rem); line-height: 1.14; color: var(--ink); }
.phead__title em { color: var(--navy); }
:root[lang="en"] .phead__title { font-size: clamp(2.1rem, 4.2vw, 3.6rem); }
.phead .lede { margin-top: 1.6rem; max-width: 34rem; }
.phead__media { position: relative; margin: 0; aspect-ratio: 4/3.4; overflow: hidden; background: var(--navy-dk); clip-path: inset(100% 0 0 0); transform: none; opacity: 1; transition: clip-path 1.4s var(--ease-io) var(--d, 0s); }
.is-loaded .phead__media { clip-path: inset(0 0 0 0); }
.phead__media img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.18); transition: transform 2.4s var(--ease-out) .2s; }
.is-loaded .phead__media img { transform: scale(1.02); }
.phead__media figcaption { position: absolute; right: .9rem; bottom: .7rem; font: 400 .64rem/1 var(--f-mono); letter-spacing: .08em; color: rgba(255,255,255,.6); }
.phead__facts { margin: clamp(2.5rem, 5vw, 4rem) 0 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.phead__fact { padding: 1.3rem 1.2rem 1.6rem 0; }
.phead__fact + .phead__fact { padding-left: 1.2rem; border-left: 1px solid var(--line); }
.phead__fact dt { font-size: .74rem; color: var(--muted); letter-spacing: .04em; }
.phead__fact dd { margin: .5rem 0 0; font: 500 clamp(1.5rem, 2.4vw, 2rem)/1.1 var(--f-serif); color: var(--ink); font-variant-numeric: lining-nums tabular-nums; }
.phead__fact dd small { font-size: .5em; margin-left: .2em; color: var(--muted); }

/* 子頁章節導覽 */
.subnav { position: sticky; top: var(--head-h); z-index: 40; background: rgba(247,248,252,.94); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.subnav__inner { display: flex; gap: .4rem; overflow-x: auto; scrollbar-width: none; }
.subnav__inner::-webkit-scrollbar { display: none; }
.subnav a { position: relative; flex-shrink: 0; padding: .95rem 1rem; font-size: .82rem; color: var(--muted); transition: color .3s; }
.subnav a:first-child { padding-left: 0; }
.subnav a::after { content: ""; position: absolute; left: 1rem; right: 1rem; bottom: -1px; height: 2px; background: var(--navy); transform: scaleX(0); transition: transform .45s var(--ease-out); }
.subnav a:first-child::after { left: 0; }
.subnav a:hover { color: var(--ink); }
.subnav a.is-active { color: var(--ink); }
.subnav a.is-active::after { transform: scaleX(1); }
body:has(.subnav) { scroll-padding-top: calc(var(--head-h) + 52px); }
html:has(.subnav) { scroll-padding-top: calc(var(--head-h) + 60px); }

/* 章節翻頁 */
.pager { border-top: 1px solid var(--line); background: var(--paper); }
.pager__inner { display: grid; grid-template-columns: 1fr 1fr; }
.pager__link { display: flex; flex-direction: column; gap: .5rem; padding: 2.6rem 0; transition: color .3s; }
.pager__link small { font: 400 .72rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.pager__link span { font: 600 clamp(1.3rem, 2.4vw, 1.9rem)/1.2 var(--f-serif); color: var(--ink); transition: transform .5s var(--ease-out), color .3s; }
.pager__link--next { text-align: right; align-items: flex-end; border-left: 1px solid var(--line); }
.pager__link--next span::after { content: " →"; font-family: var(--f-mono); color: var(--accent); }
.pager__link--prev span::before { content: "← "; font-family: var(--f-mono); color: var(--accent); }
.pager__link--next:hover span { transform: translateX(-8px); color: var(--navy); }
.pager__link--prev:hover span { transform: translateX(8px); color: var(--navy); }

/* ---------- 捲動進場 ---------- */
.reveal { transition: opacity 1s var(--ease-out), transform 1.1s var(--ease-out); transform: translateY(26px); }
.reveal-stagger > * { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease-out), transform 1.1s var(--ease-out); transition-delay: calc(var(--i, 0) * 90ms); }
.reveal-stagger.is-in > * { opacity: 1; transform: none; }

/* 圖片：遮罩揭示 */
.market__figure, .asset__media, .tech__media { overflow: hidden; }
.market__figure img, .asset__media img, .tech__media img { transform: scale(1.12); transition: transform 1.8s var(--ease-out), filter .6s; }
.is-in .market__figure img, .market__figure.is-in img,
.asset__media.is-in img, .tech__media.is-in img { transform: scale(1); }
.market__figure.reveal, .asset__media.reveal, .tech__media.reveal { opacity: 1; transform: none; clip-path: inset(0 0 100% 0); transition: clip-path 1.3s var(--ease-io); }
.market__figure.reveal.is-in, .asset__media.reveal.is-in, .tech__media.reveal.is-in { clip-path: inset(0 0 0 0); }

/* 利潤表柱狀條 */
.bar i { transform: scaleX(0); transform-origin: left; transition: transform 1.4s var(--ease-out); }
.is-in .bar i { transform: scaleX(1); }
.pl tbody tr:nth-child(2) .bar i { transition-delay: .1s; }
.pl tbody tr:nth-child(3) .bar i { transition-delay: .2s; }
.pl tbody tr:nth-child(4) .bar i { transition-delay: .3s; }
.pl tbody tr:nth-child(5) .bar i { transition-delay: .4s; }
.pl tbody tr:nth-child(6) .bar i { transition-delay: .5s; }
.pl tbody tr:nth-child(7) .bar i { transition-delay: .75s; }

/* 權屬鏈：逐層出現、連線生長 */
.chain.reveal { opacity: 1; transform: none; }
.chain > * { opacity: 0; transform: translateY(14px); transition: opacity .7s var(--ease-out), transform .8s var(--ease-out); transition-delay: calc(var(--i, 0) * 110ms); }
.chain.is-in > * { opacity: 1; transform: none; }
.link-line::before { transform: scaleY(0); transform-origin: top; transition: transform .6s var(--ease-io); transition-delay: calc(var(--i, 0) * 110ms + .2s); }
.chain.is-in .link-line::before { transform: scaleY(1); }

/* 時間線：橫線繪出 */
.timeline::before { transform: scaleX(0); transform-origin: left; transition: transform 1.8s var(--ease-io); }
.timeline.is-in::before { transform: scaleX(1); }
.timeline .tl { opacity: 0; transform: translateY(12px); transition: opacity .8s var(--ease-out), transform .9s var(--ease-out); }
.timeline.is-in .tl { opacity: 1; transform: none; }
.timeline.is-in .tl:nth-child(2) { transition-delay: .25s; }
.timeline.is-in .tl:nth-child(3) { transition-delay: .5s; }
.timeline.is-in .tl:nth-child(4) { transition-delay: .75s; }
.timeline.is-in .tl:nth-child(5) { transition-delay: 1s; }
.tl--key::after { content: ""; position: absolute; left: -5px; top: -5px; width: 25px; height: 25px; border-radius: 50%; border: 1px solid var(--accent); animation: pulse 2.4s var(--ease-out) infinite; }
@keyframes pulse { 0% { transform: scale(.6); opacity: .9; } 100% { transform: scale(1.8); opacity: 0; } }

/* 卡片與按鈕細節 */
.btn { position: relative; overflow: hidden; isolation: isolate; }
.btn--primary::before, .btn--accent::before {
  content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(255,255,255,.12);
  transform: translateX(-101%); transition: transform .6s var(--ease-out);
}
.btn--primary:hover::before, .btn--accent:hover::before { transform: none; }
.mech__card, .comp__item, .step, .doc, .risk { transition: background .4s, border-color .4s, transform .6s var(--ease-out); }
.mech__card:hover, .comp__item:hover { border-color: var(--line-2); transform: translateY(-3px); }
.stat__value, .dash__v { font-variant-numeric: tabular-nums lining-nums; }

/* ---------- 響應式 ---------- */
@media (max-width: 1100px) {
  .chapters__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 960px) {
  .hero__media { left: 0; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .kpi:nth-child(3) { padding-left: 0; border-left: 0; }
  .kpi:nth-child(n+3) { margin-top: 1.6rem; padding-top: 1.6rem; border-top: 1px solid var(--line); }
  .how__steps { grid-template-columns: 1fr; gap: 2.2rem; }
  .how__steps::before { left: 2.35rem; right: auto; top: 0; bottom: 0; width: 1px; height: auto; transform: scaleY(0); transform-origin: top; }
  .how__steps.is-in::before { transform: scaleY(1); }
  .how__step { display: grid; grid-template-columns: 4.7rem 1fr; column-gap: 1.4rem; padding-right: 0; }
  .how__step h3 { margin-top: .6rem; }
  .how__step p { grid-column: 2; }
  .how__no { grid-row: span 2; }
  .trust-strip__grid, .phead__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .phead__media { aspect-ratio: 16/10; }
  .phead__facts { grid-template-columns: 1fr 1fr; }
  .phead__fact:nth-child(3) { padding-left: 0; border-left: 0; }
  .phead__fact:nth-child(n+3) { border-top: 1px solid var(--line); }
  .masthead.is-over .nav a { color: #fff; }
}
@media (max-width: 640px) {
  .chapters__grid, .trust-strip__items { grid-template-columns: 1fr; }
  .kpi dd { font-size: 2rem; }
  .pager__link span { font-size: 1.1rem; }
  .hero__media { inset: -10% 0; }
}

@media (prefers-reduced-motion: reduce) {
  @view-transition { navigation: none; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  [data-load], .reveal, .reveal-stagger > *, .chain > *, .timeline .tl, .line > span { opacity: 1 !important; transform: none !important; }
  .phead__media, .market__figure.reveal, .asset__media.reveal, .tech__media.reveal { clip-path: none !important; }
  .bar i, .timeline::before, .how__steps::before, .link-line::before { transform: none !important; }
  .marquee__track { animation: none; }
}

::selection { background: var(--navy); color: #fff; }

/* ---------- 長文折疊 ---------- */
.clamp { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: var(--lines, 3); line-clamp: var(--lines, 3); overflow: hidden; }
.clamp.is-open { display: block; -webkit-line-clamp: unset; line-clamp: none; overflow: visible; }
.more {
  display: inline-flex; align-items: center; gap: .4rem; margin-top: .55rem; padding: 0;
  background: none; border: 0; cursor: pointer;
  font: 500 .78rem/1.4 var(--f-sans); color: var(--navy); letter-spacing: .02em;
}
.more::after { content: ""; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform .3s var(--ease-out); }
.more[aria-expanded="true"]::after { transform: translateY(1px) rotate(-135deg); }
.more:hover { color: var(--navy-md); }
.section--dark .more, .trust-strip .more, .aside-card .more { color: var(--accent-lt); }
.clamp-wrap > .lede, .clamp-wrap > p { margin-bottom: 0; }

/* 法律頁：風險因素手風琴 */
.rlist__tools { display: flex; justify-content: flex-end; margin: 1.5rem 0 .4rem; }
.rlist > li { padding: 0 0 0 3.2rem; }
.rlist > li::before { top: 1.3rem; }
.rlist summary { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1.15rem 0; cursor: pointer; list-style: none; }
.rlist summary::-webkit-details-marker { display: none; }
.rlist summary h3 { margin: 0; font-size: 1.02rem; }
.rlist summary::after { content: "+"; font: 400 1.15rem/1 var(--f-mono); color: var(--navy); transition: transform .25s; }
.rlist details[open] summary::after { transform: rotate(45deg); }
.rlist details p { margin: 0 0 1.2rem; color: var(--body); }

/* 首屏標題改為產品名稱，字級相應收斂 */
.hero__title { font-size: clamp(2.3rem, 4.5vw, 3.9rem); line-height: 1.12; }
:root[lang="en"] .hero__title { font-size: clamp(2rem, 3.7vw, 3.2rem); }
.hero__body { max-width: 38rem; }
.hero__sub { font-family: var(--f-sans); font-size: 1rem; line-height: 1.8; color: rgba(255,255,255,.78); max-width: 34rem; }
:root[lang="en"] .hero__sub { font-style: normal; }

/* 首屏背景影片：載入並開始播放後，淡入覆蓋於靜態圖之上 */
.hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; opacity: 0; transition: opacity 1.4s var(--ease-out); }
.hero__video.is-playing { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .hero__video { display: none; } }

/* 靜態圖與影片取景一致，淡入時不跳動 */
.hero__media .hero__img, .hero__video { object-position: 62% 50%; }
/* 已有影片提供動態，靜態圖不再緩慢推近；影片與靜態圖同比例放大，淡入時重合 */
.is-loaded .hero__media .hero__img { animation: none; }
.hero__video { transform: scale(1.02); }

/* ==========================================================================
   字體與形狀 v3：現代無襯線排版
   標題、數字、內文統一用 Inter（英數）+ Noto Sans TC（中文）；等寬體只留給小標籤
   ========================================================================== */
:root {
  --f-sans: 'Inter', 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'PingFang TC', 'Helvetica Neue', Arial, sans-serif;
  --f-serif: var(--f-sans);
  --r: 10px;
  --r-lg: 16px;
}
:root[lang="en"] { --f-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif; }

body { font-feature-settings: "cv11", "ss01"; letter-spacing: -.003em; }
h1, h2, h3, h4 { font-weight: 600; letter-spacing: -.018em; line-height: 1.2; }
:root[lang="zh-HK"] h1, :root[lang="zh-HK"] h2, :root[lang="zh-HK"] h3 { letter-spacing: .005em; }

/* 標題層級 */
.hero__title { font-weight: 700; letter-spacing: -.03em; line-height: 1.08; font-size: clamp(2.4rem, 4.8vw, 4.2rem); }
:root[lang="zh-HK"] .hero__title { letter-spacing: .01em; line-height: 1.16; }
:root[lang="en"] .hero__title { font-size: clamp(2.2rem, 4.2vw, 3.7rem); }
.hero__title em { font-weight: 700; }
.sec-title { font-weight: 600; font-size: clamp(1.8rem, 3vw, 2.5rem); letter-spacing: -.025em; line-height: 1.15; }
:root[lang="zh-HK"] .sec-title { letter-spacing: .01em; line-height: 1.25; }
.phead__title { font-weight: 700; letter-spacing: -.03em; }
:root[lang="zh-HK"] .phead__title { letter-spacing: .01em; }
.phead__title em { color: var(--navy); font-weight: 700; }
.statement { font-weight: 500; letter-spacing: -.015em; line-height: 1.45; }
.lede { font-size: 1.05rem; line-height: 1.75; color: var(--muted); }
.section--dark .lede { color: var(--on-dark-muted); }

/* 數字：Inter 表格數字，取代襯線與等寬 */
.stat__value, .kpi dd, .charter__value, .phead__fact dd, .aside-card .big, .dash__v, .step__no, .how__no,
.ticker dd, .calc__out dd, .calc__input input, .pl td.amt, .pl th.amt {
  font-family: var(--f-sans); font-weight: 600; letter-spacing: -.02em; font-variant-numeric: tabular-nums lining-nums;
}
.ticker dd { font-size: 1.35rem; }
.ticker dd small { letter-spacing: 0; font-weight: 400; }
.kpi dd { font-weight: 600; }
.pl td.amt { font-weight: 500; letter-spacing: 0; }
.mono { font-family: var(--f-sans); font-variant-numeric: tabular-nums; }
.addr dd, .field input.mono, .field textarea { font-family: var(--f-mono); }

/* 小標籤：保留等寬體，但收斂字距 */
.eyebrow { font-size: .7rem; letter-spacing: .12em; font-weight: 500; }
.eyebrow::before { width: 20px; }

/* 首屏要點列 */
.hero__meta { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; margin: 1.6rem 0 0; padding: 0; }
.hero__meta li {
  padding: .38rem .85rem; border: 1px solid rgba(255,255,255,.18); border-radius: 999px;
  background: rgba(255,255,255,.06); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  font-size: .82rem; color: rgba(255,255,255,.86); white-space: nowrap;
}
.hero__cta { margin-top: 2rem; }

/* 形狀：膠囊按鈕、圓角卡片 */
.btn { border-radius: 999px; padding: 0 1.5rem; font-weight: 600; letter-spacing: 0; }
.btn--sm { padding: 0 1.1rem; }
.tag, .seg, .langsw, .hero__meta li, .restricted span { border-radius: 999px; }
.seg__btn { border-radius: 999px; }
.langsw__btn { border-radius: 999px; }
.field input, .field select, .field textarea, .calc__input { border-radius: var(--r); }
.calc__input { overflow: hidden; }
.card, .chapter, .mech__card, .comp__item, .calc, .panel, .aside-card, .node, .charter, .arch, .dash, .risk-more, .note, .callout, .example, .check, .trust-strip__items {
  border-radius: var(--r-lg);
}
.chapter, .panel, .dash, .charter, .arch, .trust-strip__items { overflow: hidden; }
.termsheet { border-radius: var(--r-lg); border-collapse: separate; border-spacing: 0; overflow: hidden; }
.steps { border-radius: var(--r-lg); overflow: hidden; }
.phead__media, .asset__media img, .market__figure img, .tech__media img { border-radius: var(--r-lg); }
.market__figure, .asset__media, .tech__media { border-radius: var(--r-lg); }
.node__icon { border-radius: 10px; }
.how__no { font-weight: 600; }
.menu-btn { border-radius: 10px; }
.note { border-left: 0; background: var(--navy-tint); color: var(--body); }

/* 導覽與頁首字重 */
.nav a { font-weight: 500; }
.brand__name strong { font-family: var(--f-sans); font-weight: 700; letter-spacing: -.01em; }
.subnav a { font-weight: 500; }
.pager__link span { font-weight: 600; letter-spacing: -.02em; }
.chapter__title, .pillar__title, .mech__card h3, .comp__item h3, .step__title, .doc__title, .risk h3, .feat h3, .trust-item h3, .how__step h3 { font-weight: 600; }
.qa summary { font-family: var(--f-sans); font-weight: 600; }
@media (max-width: 960px) { .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) {
  .kpi dd { font-size: 1.65rem; }
  .kpi { padding-right: .8rem; }
  .kpi + .kpi { padding-left: .8rem; }
  .kpi:nth-child(3) { padding-left: 0; }
}

/* ---------- 捲動逐字顯現（Awwwards 式） ---------- */
.statement[data-scrub] { margin-bottom: .5rem; }
.statement .w { opacity: var(--o, .14); transition: opacity .18s linear; }
@media (prefers-reduced-motion: reduce) { .statement .w { opacity: 1; } }

/* 首屏填滿第一屏：視窗高度減去頂部提示條（頁首疊加在首屏上，已計入首屏內） */
.has-hero .hero { min-height: calc(100vh - 38px); min-height: calc(100svh - 38px); }
.hero__body { padding-block: clamp(4rem, 10vh, 8rem) clamp(2.5rem, 6vh, 4.5rem); }
@media (max-width: 640px) { .has-hero .hero { min-height: calc(100svh - 38px); } }

/* 首屏文字：在頁首與數據條之間垂直置中，略偏上 */
.hero > .wrap:not(.ticker) { flex: 1; display: flex; align-items: center; }
.hero__body { padding-block: clamp(2.5rem, 6vh, 5rem) clamp(4rem, 12vh, 9rem); }
@media (max-width: 640px) { .hero__body { padding-block: 3rem 3.5rem; } }

/* Logo：盾形船首。淺色底用深藍版，深色底（首屏疊加、頁尾）用白色版；品牌字寬字距 */
.brand__mark { width: 36px; height: 36px; }
.brand__mark--white { display: none; }
.masthead.is-over .brand__mark--ink { display: none; }
.masthead.is-over .brand__mark--white { display: block; }
.brand__name strong { letter-spacing: .2em; font-weight: 600; font-size: 1.05rem; }
.brand__name small { letter-spacing: .06em; }
/* 盾形船首徽記比例為 261:353（直式） */
.brand__mark { width: 28px; height: 38px; }

/* 品牌字：Syncopate 寬體大寫，只載入 L、D、W 三個字形 */
.brand__name strong { font-family: 'Syncopate', var(--f-sans); font-weight: 700; font-size: 1.02rem; letter-spacing: .14em; line-height: 1; }
.brand__name small { margin-top: .4rem; }

/* ---------- 手機子頁排版收緊 ---------- */
@media (max-width: 640px) {
  /* 船舶資料：標籤與數值同行 */
  .spec__row { grid-template-columns: 7.2rem 1fr; gap: .8rem; padding: .7rem 0; }

  /* 租約四格：2×2 */
  .charter { grid-template-columns: 1fr 1fr; }
  .charter__cell { padding: 1.1rem 1rem; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
  .charter__cell:nth-child(2n) { border-right: 0; }
  .charter__cell:nth-child(n+3) { border-bottom: 0; }
  .charter__value { font-size: 1.2rem; }

  /* 收益測算表：隱藏柱狀條，讓科目名稱有足夠寬度 */
  .pl .bar-cell { display: none; }
  .pl td.amt { font-size: .86rem; }

  /* 分紅試算結果：兩欄 */
  .calc { padding: 1.4rem; }
  .calc__out { grid-template-columns: 1fr 1fr; }
  .calc__out div { padding: .85rem 0 !important; }
  .calc__out div:nth-child(odd) { padding-right: .8rem !important; border-right: 1px solid var(--line) !important; }
  .calc__out div:nth-child(even) { padding-left: .8rem !important; }
  .calc__out dd { font-size: 1rem; }

  /* 透明度儀表：2×2 */
  .dash { grid-template-columns: 1fr 1fr; }
  .dash__cell { padding: 1.1rem 1rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .dash__cell:nth-child(odd) { border-right: 1px solid var(--line); }
  .dash__cell:nth-child(n+3) { border-bottom: 0; }
  .dash__v { font-size: 1.3rem; }

  /* 法律頁目錄：橫向膠囊 */
  .toc ol { display: flex; gap: .4rem; overflow-x: auto; border-left: 0; scrollbar-width: none; }
  .toc ol::-webkit-scrollbar { display: none; }
  .toc a { white-space: nowrap; margin: 0; padding: .45rem .85rem; border: 1px solid var(--line-2); border-radius: 999px; font-size: .8rem; }
  .toc a.is-active { border-color: var(--navy); color: var(--navy); }
  .doc-layout { gap: 1.5rem; padding-top: 2rem; }

  /* 點擊範圍與最小字級 */
  .more { padding: .5rem 0; margin-top: .1rem; }
  .figcap, .tag, .step__who, .card__role, .termsheet .grp th, .pl thead th, .dtable th, .toc__title, .eyebrow { font-size: .72rem; }
}
@media (max-width: 960px) {
  .doc-layout { grid-template-columns: minmax(0, 1fr); }
  .toc, .article { min-width: 0; }
}
/* 拉遠鏡頭的終幀船位偏右，取景點右移，使船停在畫面約 4/5 處 */
.hero__media .hero__img, .hero__video { object-position: 92% 50%; }
@media (max-width: 640px) { .hero__media .hero__img, .hero__video { object-position: 80% 50%; } }