/* ChinaTravelMag Article Detail Template v1.0.1 — canonical styles locked 2026-08-08. */
@import url("./tokens.css");

:root {
  --article-shell: 1420px;
  --article-copy: 760px;
  --article-left: 194px;
  --article-right: 260px;
  --article-gap: clamp(28px, 3vw, 50px);
  --ctm-text-muted: #4f5f5a;
  --ctm-text-subtle: #596863;
  --ctm-text-faint: #65736e;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 104px;
  overflow-x: clip;
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--ctm-bg);
  color: var(--ctm-text);
  font-family: var(--ctm-font-sans);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body.is-locked { overflow: hidden; }

a { color: inherit; text-decoration: none; }
button, input { color: inherit; font: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
svg {
  display: block;
  width: 1.25rem;
  height: 1.25rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}
[hidden] { display: none !important; }

.shell {
  width: min(calc(100% - 48px), var(--article-shell));
  margin-inline: auto;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 10000;
  padding: 10px 14px;
  border-radius: 9px;
  background: var(--ctm-surface);
  box-shadow: var(--ctm-shadow-float);
  color: var(--ctm-forest-dark);
  font-size: .88rem;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform .18s ease;
}

.skip-link:focus { transform: translateY(0); }
:where(a, button, input, summary):focus-visible { outline: var(--ctm-focus-outline); outline-offset: 3px; }

.reading-progress {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 2000;
  height: 3px;
  pointer-events: none;
}

.reading-progress span { display: block; width: 0; height: 100%; background: var(--ctm-terracotta-action); }

.eyebrow {
  margin: 0 0 13px;
  color: var(--ctm-terracotta-dark);
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .17em;
  line-height: 1.2;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 800;
  line-height: 1;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.button:hover { transform: translateY(-1px); }
.button svg { width: 17px; height: 17px; margin-left: 8px; }
.button--accent { background: var(--ctm-terracotta-action); box-shadow: var(--ctm-shadow-accent-faint); color: #fff; }
.button--accent:hover { background: var(--ctm-terracotta-dark); }
.button--light { background: #fffdf9; color: var(--ctm-forest-dark); }
.button--light:hover { background: #f5efe6; box-shadow: 0 12px 26px rgba(0,0,0,.12); }
.button--outline-light { border-color: rgba(255,255,255,.36); background: rgba(255,255,255,.06); color: #fff; }
.button--outline-light:hover { border-color: rgba(255,255,255,.75); background: rgba(255,255,255,.12); }

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--ctm-forest);
  transition: background .18s ease;
}
.icon-button:hover { background: var(--ctm-surface-muted); }

.breadcrumb {
  display: flex;
  align-items: center;
  min-height: 66px;
  color: var(--ctm-text-muted);
  font-size: .78rem;
  gap: 9px;
}
.breadcrumb a:hover { color: var(--ctm-terracotta-dark); }
.breadcrumb svg { width: 13px; height: 13px; color: var(--ctm-text-faint); }
.breadcrumb span[aria-current] { color: var(--ctm-forest-dark); font-weight: 700; }

/* Compact knowledge-article header. Media is optional and never reserves space. */
.article-header { padding: 28px 0 42px; border-bottom: 1px solid var(--ctm-border); background: var(--ctm-surface); }
.article-header__inner { width: min(calc(100% - 48px), 1100px); }
.article-header__top { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.category-pill { display: inline-flex; align-items: center; min-height: 32px; padding: 6px 12px; border: 1px solid rgba(211,72,43,.22); border-radius: 999px; background: rgba(255,253,249,.74); color: var(--ctm-terracotta-dark); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; backdrop-filter: blur(10px); }
.article-header__actions { display: flex; align-items: center; gap: 8px; }
.article-header__content { max-width: 930px; margin-top: 24px; }
.article-header h1 { margin: 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: clamp(2.8rem, 4.6vw, 4.2rem); font-weight: 500; letter-spacing: -.043em; line-height: 1.02; text-wrap: balance; }
.article-header__summary { max-width: 780px; margin: 17px 0 0; color: var(--ctm-text-muted); font-size: clamp(1.04rem, 1.25vw, 1.14rem); line-height: 1.58; }
.article-header__footer { display: flex; align-items: center; justify-content: space-between; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--ctm-border-subtle); gap: 24px; }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; color: var(--ctm-text-muted); font-size: .82rem; font-weight: 600; gap: 12px 0; }
.article-meta > span { display: inline-flex; align-items: center; min-height: 22px; }
.article-meta > span + span::before { width: 1px; height: 15px; margin: 0 17px; background: var(--ctm-border-strong); content: ""; }
.article-meta svg { width: 16px; height: 16px; margin-right: 7px; color: var(--ctm-forest); }
.article-meta .difficulty i { width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: var(--ctm-success); box-shadow: 0 0 0 4px rgba(35,116,83,.1); }
.article-trust { display: flex; align-items: center; width: fit-content; gap: 12px; }
.article-trust__icon { display: grid; flex: 0 0 38px; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--ctm-surface-sage); color: var(--ctm-forest); line-height: 0; }
.article-trust__icon > svg { display: block; align-self: center; justify-self: center; width: 18px; height: 18px; margin: 0; }
.article-trust p, .article-trust p > strong, .article-trust p > span { display: block; margin: 0; }
.article-trust strong { color: var(--ctm-forest-dark); font-size: .8rem; }
.article-trust p > span { color: var(--ctm-text-muted); font-size: .76rem; }
.quiet-action { display: inline-flex; align-items: center; min-height: 40px; padding: 8px 13px; border: 1px solid var(--ctm-border); border-radius: 999px; background: rgba(255,253,249,.8); color: var(--ctm-forest-dark); font-size: .78rem; font-weight: 700; gap: 7px; transition: border-color .18s ease, background .18s ease, transform .18s ease; }
.quiet-action:hover { border-color: var(--ctm-forest-border); background: #fff; transform: translateY(-1px); }
.quiet-action svg { width: 15px; height: 15px; }

.mobile-contents { display: none; }

/* Three-column knowledge layout */
.article-layout { display: grid; grid-template-columns: var(--article-left) minmax(0, var(--article-copy)) var(--article-right); justify-content: center; padding: 64px 0 96px; gap: var(--article-gap); }
.article-toc__inner, .service-panel { position: sticky; top: 88px; }
.article-toc__inner { max-height: calc(100vh - 112px); overflow-y: auto; overscroll-behavior-y: contain; scrollbar-width: thin; }
.toc-label { margin: 0 0 17px; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.18rem; font-weight: 700; }
.article-toc nav { display: flex; padding-left: 15px; border-left: 1px solid var(--ctm-border); flex-direction: column; gap: 3px; }
.article-toc nav a { position: relative; display: block; padding: 6px 0; color: var(--ctm-text-muted); font-size: .82rem; font-weight: 600; line-height: 1.4; transition: color .18s ease, transform .18s ease; }
.article-toc nav a::before { position: absolute; top: 9px; bottom: 9px; left: -16px; width: 2px; border-radius: 999px; background: var(--ctm-terracotta-action); content: ""; opacity: 0; transform: scaleY(.3); transition: opacity .18s ease, transform .18s ease; }
.article-toc nav a:hover { color: var(--ctm-forest-dark); transform: translateX(2px); }
.article-toc nav a.is-active { color: var(--ctm-terracotta-dark); font-weight: 800; }
.article-toc nav a.is-active::before { opacity: 1; transform: scaleY(1); }
.toc-progress { height: 3px; margin: 24px 0 14px; overflow: hidden; border-radius: 999px; background: var(--ctm-surface-muted); }
.toc-progress span { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--ctm-terracotta-action); }
.toc-reading { display: flex; align-items: center; margin: 0; color: var(--ctm-text-muted); font-size: .72rem; line-height: 1.4; gap: 8px; }
.toc-reading svg { width: 15px; height: 15px; }
.toc-reading span, .toc-reading strong { display: block; }
.toc-reading strong { color: var(--ctm-text-muted); }

.article-body { min-width: 0; }
.content-section { scroll-margin-top: 110px; }
.content-section + .content-section { margin-top: 36px; padding-top: 40px; border-top: 1px solid var(--ctm-border-subtle); }
.prose > h2, .faq-section > h2 { max-width: 700px; margin: 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: clamp(2.15rem, 3.5vw, 3.15rem); font-weight: 500; letter-spacing: -.035em; line-height: 1.08; text-wrap: balance; }
.prose > p:not(.eyebrow) { margin: 20px 0 0; color: #40514c; font-size: 1rem; line-height: 1.84; }
.prose > p + p { margin-top: 16px !important; }

.quick-answer { display: grid; padding: 28px; border: 1px solid rgba(23,75,62,.16); border-radius: 18px; background: linear-gradient(135deg, #eef4ef, #f7f2e9); box-shadow: var(--ctm-shadow-panel); grid-template-columns: 50px minmax(0,1fr); gap: 18px; }
.quick-answer__icon { display: grid; place-items: center; width: 54px; height: 54px; border-radius: 50%; background: var(--ctm-forest); color: #fff; box-shadow: 0 10px 24px rgba(23,75,62,.18); }
.quick-answer__icon svg { width: 24px; height: 24px; stroke-width: 2; }
.quick-answer .eyebrow { margin-bottom: 9px; color: var(--ctm-forest); }
.quick-answer h2 { margin: 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: clamp(1.65rem, 2.6vw, 2.25rem); font-weight: 600; letter-spacing: -.025em; line-height: 1.14; }
.quick-answer p:last-child { margin: 10px 0 0; color: #394c46; font-size: .96rem; line-height: 1.7; }

.fact-row { display: grid; margin-top: 32px; overflow: hidden; border: 1px solid var(--ctm-border); border-radius: 15px; background: var(--ctm-surface); grid-template-columns: repeat(3,minmax(0,1fr)); }
.fact-row > div { min-height: 120px; padding: 18px; }
.fact-row > div + div { border-left: 1px solid var(--ctm-border-subtle); }
.fact-row strong, .fact-row span { display: block; }
.fact-row strong { color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.02rem; }
.fact-row span { margin-top: 6px; color: var(--ctm-text-muted); font-size: .84rem; line-height: 1.55; }

.identity-chain { margin: 28px 0 0; overflow: hidden; border: 1px solid var(--ctm-border); border-radius: 18px; background: linear-gradient(145deg, #f8f4ec 0%, #eef5f0 100%); box-shadow: var(--ctm-shadow-panel); }
.identity-chain__head { padding: 16px 19px 14px; border-bottom: 1px solid rgba(23,75,62,.1); }
.identity-chain__head > span { display: block; color: var(--ctm-terracotta-dark); font-size: .69rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.identity-chain__head h3 { margin: 4px 0 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.28rem; font-weight: 600; line-height: 1.25; }
.identity-chain__track { display: grid; margin: 0; padding: 22px 22px 16px; list-style: none; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; }
.identity-chain__track > li { position: relative; display: grid; min-width: 0; min-height: 226px; padding: 16px 14px 14px; border: 1px solid rgba(23,75,62,.13); border-radius: 14px; background: rgba(255,255,255,.84); grid-template-rows: auto auto 1fr auto; }
.identity-chain__track > li:not(:last-child)::after { position: absolute; top: 48px; right: -16px; z-index: 2; display: grid; place-items: center; width: 20px; height: 20px; border: 1px solid rgba(23,75,62,.16); border-radius: 50%; background: var(--ctm-surface); color: var(--ctm-forest); content: "›"; font-size: 1.05rem; font-weight: 800; line-height: 1; }
.identity-chain__number { color: var(--ctm-terracotta-dark); font-family: var(--ctm-font-serif); font-size: .78rem; font-weight: 700; }
.identity-chain__icon { display: grid; place-items: center; width: 43px; height: 43px; margin-top: 11px; border-radius: 12px; background: var(--ctm-forest); color: #fff; box-shadow: 0 9px 22px rgba(23,75,62,.15); }
.identity-chain__track > li:nth-child(2) .identity-chain__icon { background: #496c5e; }
.identity-chain__track > li:nth-child(3) .identity-chain__icon { background: #567348; }
.identity-chain__track > li:nth-child(4) .identity-chain__icon { background: var(--ctm-terracotta-action); }
.identity-chain__icon svg { width: 21px; height: 21px; }
.identity-chain__track div { margin-top: 14px; }
.identity-chain__track strong { display: block; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.02rem; font-weight: 600; line-height: 1.22; }
.identity-chain__track p { margin: 6px 0 0; color: var(--ctm-text-muted); font-size: 13px; line-height: 1.5; }
.identity-chain__track small { align-self: end; width: fit-content; margin-top: 13px; padding: 5px 8px; border-radius: 999px; background: var(--ctm-surface-sage); color: var(--ctm-forest); font-size: .64rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.identity-chain__track > li:nth-child(4) small { background: var(--ctm-surface-accent); color: var(--ctm-terracotta-dark); }
.identity-chain__fields { display: flex; align-items: center; justify-content: center; margin: 0 22px 17px; padding: 10px 14px; border: 1px solid rgba(23,75,62,.11); border-radius: 12px; background: rgba(255,255,255,.58); color: var(--ctm-forest); gap: 10px; }
.identity-chain__fields span { font-size: 13px; font-weight: 800; }
.identity-chain__fields i { width: 5px; height: 5px; border-radius: 50%; background: var(--ctm-terracotta-action); }
.identity-chain figcaption { padding: 14px 20px 16px; border-top: 1px solid rgba(23,75,62,.1); color: var(--ctm-text-muted); font-size: 13px; line-height: 1.55; }

.callout { display: grid; margin-top: 24px; padding: 20px 22px; border: 1px solid; border-radius: 14px; grid-template-columns: 38px minmax(0,1fr); gap: 14px; }
.callout__icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; }
.callout__icon svg { width: 19px; height: 19px; }
.callout strong { display: block; margin-top: 1px; font-size: .84rem; }
.callout p { margin: 5px 0 0; font-size: .86rem; line-height: 1.62; }
.callout--note { border-color: rgba(23,75,62,.16); background: #eef4f0; color: #214a3f; }
.callout--note .callout__icon { background: #d9e8df; }
.callout--warning { border-color: var(--ctm-warning-border); background: var(--ctm-warning-surface); color: var(--ctm-warning-ink); }
.callout--warning .callout__icon { background: rgba(173,122,38,.12); }
.callout--important { border-color: rgba(211,72,43,.22); background: #fff2ed; color: #6f392f; }
.callout--important .callout__icon { background: rgba(211,72,43,.1); color: var(--ctm-terracotta-dark); }

.requirements-list { display: grid; margin: 32px 0 0; padding: 0; border-top: 1px solid var(--ctm-border); list-style: none; grid-template-columns: repeat(2,minmax(0,1fr)); }
.requirements-list li { display: grid; min-height: 116px; padding: 20px 18px 20px 0; border-bottom: 1px solid var(--ctm-border); grid-template-columns: 38px minmax(0,1fr); gap: 12px; }
.requirements-list li:nth-child(odd) { padding-right: 28px; border-right: 1px solid var(--ctm-border); }
.requirements-list li:nth-child(even) { padding-left: 28px; }
.requirements-list > li > span { color: var(--ctm-terracotta-dark); font-family: var(--ctm-font-serif); font-size: .82rem; font-weight: 700; }
.requirements-list strong { display: block; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.08rem; }
.requirements-list p { margin: 6px 0 0; color: var(--ctm-text-muted); font-size: .84rem; line-height: 1.55; }

.steps { position: relative; display: flex; margin: 30px 0 0; padding: 0; list-style: none; flex-direction: column; gap: 12px; }
.steps::before { position: absolute; top: 45px; bottom: 45px; left: 24px; width: 1px; background: var(--ctm-border); content: ""; }
.steps > li { position: relative; display: grid; padding: 22px 24px 22px 17px; border: 1px solid var(--ctm-border); border-radius: 15px; background: var(--ctm-surface); box-shadow: 0 8px 22px rgba(14,46,38,.035); grid-template-columns: 54px minmax(0,1fr); gap: 14px; transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease; }
.steps > li:hover { border-color: var(--ctm-forest-border-soft); box-shadow: var(--ctm-shadow-panel); transform: translateY(-2px); }
.steps__number { position: relative; z-index: 1; display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--ctm-border); border-radius: 50%; background: var(--ctm-surface); color: var(--ctm-terracotta-dark); font-family: var(--ctm-font-serif); font-size: 1rem; font-weight: 700; }
.steps h3 { margin: 1px 0 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.33rem; font-weight: 600; letter-spacing: -.015em; }
.steps p { margin: 8px 0 0; color: var(--ctm-text-muted); font-size: .86rem; line-height: 1.65; }
.app-path { display: flex; align-items: center; width: fit-content; margin-top: 14px; padding: 7px 11px; border-radius: 999px; background: var(--ctm-surface-sage); color: var(--ctm-forest-dark); font-size: .72rem; }
.app-path b { font-weight: 700; }
.app-path i { width: 17px; height: 1px; margin: 0 7px; background: rgba(23,75,62,.3); }
.mini-note { display: flex; align-items: flex-start; margin-top: 17px; padding: 13px 15px; border-radius: 10px; background: var(--ctm-surface-warm); color: var(--ctm-warning-text); gap: 10px; }
.mini-note svg { flex: 0 0 auto; width: 17px; height: 17px; margin-top: 2px; color: var(--ctm-gold); }
.mini-note span { font-size: .84rem; line-height: 1.55; }
.check-list { display: grid; margin: 16px 0 0; padding: 0; color: var(--ctm-text-muted); list-style: none; gap: 8px; }
.check-list li { position: relative; padding-left: 22px; font-size: .84rem; }
.check-list li::before { position: absolute; top: 7px; left: 3px; width: 8px; height: 4px; border-bottom: 1.5px solid var(--ctm-success); border-left: 1.5px solid var(--ctm-success); content: ""; transform: rotate(-45deg); }

.payment-options { display: grid; margin-top: 34px; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 15px; }
.payment-options article { display: flex; min-height: 250px; padding: 22px; border: 1px solid var(--ctm-border); border-radius: 15px; background: var(--ctm-surface); flex-direction: column; }
.payment-options__icon { display: grid; place-items: center; width: 45px; height: 45px; border-radius: 12px; background: var(--ctm-surface-sage); color: var(--ctm-forest); }
.payment-options article:nth-child(2) .payment-options__icon { background: var(--ctm-surface-accent); color: var(--ctm-terracotta-dark); }
.payment-options__icon svg { width: 21px; height: 21px; }
.payment-options small { margin-top: 18px; color: var(--ctm-terracotta-dark); font-size: .7rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.payment-options h3 { margin: 7px 0 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.3rem; font-weight: 600; line-height: 1.2; }
.payment-options p { margin: 9px 0 0; color: var(--ctm-text-muted); font-size: .84rem; line-height: 1.6; }
.best-for { display: block; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--ctm-border-subtle); color: var(--ctm-text-muted); font-size: .82rem; }

.problem-list { margin-top: 28px; border-top: 1px solid var(--ctm-border); }
.problem-list details { border-bottom: 1px solid var(--ctm-border); }
.problem-list summary { display: grid; align-items: center; min-height: 68px; padding: 15px 2px; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.04rem; font-weight: 600; list-style: none; grid-template-columns: 1fr 20px; gap: 18px; }
.problem-list summary::-webkit-details-marker { display: none; }
.problem-list summary svg { width: 18px; height: 18px; transition: transform .18s ease; }
.problem-list details[open] summary svg { transform: rotate(180deg); }
.problem-list details p { margin: -2px 44px 0 2px; padding: 0 0 20px; color: var(--ctm-text-muted); font-size: .84rem; line-height: 1.65; }

.tip-grid { display: grid; margin-top: 32px; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 13px; }
.tip-grid article { min-height: 178px; padding: 19px; border: 1px solid var(--ctm-border); border-radius: 14px; background: var(--ctm-surface); }
.tip-grid article > span { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: var(--ctm-surface-sage); color: var(--ctm-forest); }
.tip-grid article:nth-child(2) > span { background: #edf0df; color: #596d3f; }
.tip-grid article:nth-child(3) > span { background: var(--ctm-surface-accent); color: var(--ctm-terracotta-dark); }
.tip-grid svg { width: 19px; height: 19px; }
.tip-grid h3 { margin: 18px 0 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.1rem; font-weight: 600; }
.tip-grid p { margin: 6px 0 0; color: var(--ctm-text-muted); font-size: .84rem; line-height: 1.55; }

.faq-list { margin-top: 27px; border-top: 1px solid var(--ctm-border); }
.faq-item { border-bottom: 1px solid var(--ctm-border); }
.faq-item > button { display: grid; align-items: center; width: 100%; min-height: 66px; padding: 14px 3px; border: 0; background: transparent; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.08rem; font-weight: 600; text-align: left; grid-template-columns: 1fr 28px; gap: 20px; }
.faq-item > button:hover { color: var(--ctm-terracotta-dark); }
.faq-item > button i { position: relative; width: 22px; height: 22px; }
.faq-item > button i::before, .faq-item > button i::after { position: absolute; top: 10px; right: 3px; left: 3px; height: 1.5px; border-radius: 999px; background: currentColor; content: ""; }
.faq-item > button i::after { transform: rotate(90deg); transition: transform .18s ease; }
.faq-item > button[aria-expanded="true"] i::after { transform: rotate(0); }
.faq-answer { padding: 0 54px 24px 3px; }
.faq-answer p { margin: 0; color: var(--ctm-text-muted); font-size: .86rem; line-height: 1.68; }

.editorial-note { display: flex; align-items: flex-start; margin-top: 56px; padding: 20px 0; border-top: 1px solid var(--ctm-border); border-bottom: 1px solid var(--ctm-border); color: var(--ctm-text-muted); gap: 13px; }
.editorial-note > svg { flex: 0 0 auto; width: 20px; height: 20px; color: var(--ctm-success); }
.editorial-note p, .editorial-note strong, .editorial-note span { display: block; margin: 0; }
.editorial-note strong { color: var(--ctm-forest-dark); font-size: .8rem; }
.editorial-note span { margin-top: 3px; font-size: .82rem; line-height: 1.55; }

/* Contextual journey sidebar */
.service-panel { display: flex; max-height: calc(100vh - 112px); overflow: hidden; border-top: 1px solid var(--ctm-forest-border-soft); border-bottom: 1px solid var(--ctm-border); background: transparent; flex-direction: column; }
.service-panel__head { flex: 0 0 auto; padding: 18px 2px 20px; }
.service-panel__eyebrow { color: var(--ctm-terracotta-dark); font-size: .68rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.service-panel h2 { margin: 6px 0 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.36rem; font-weight: 600; letter-spacing: -.02em; line-height: 1.12; }
.service-panel__head p { margin: 8px 0 0; color: var(--ctm-text-muted); font-size: .82rem; line-height: 1.5; }
.service-list { display: flex; min-height: 0; padding: 0; overflow-y: auto; border-top: 1px solid var(--ctm-border); overscroll-behavior-y: contain; scrollbar-color: var(--ctm-border-strong) transparent; scrollbar-width: thin; flex-direction: column; }
.service-list::-webkit-scrollbar { width: 6px; }
.service-list::-webkit-scrollbar-track { background: transparent; }
.service-list::-webkit-scrollbar-thumb { border-radius: 999px; background: var(--ctm-border-strong); }
.service-item { display: grid; flex: 0 0 auto; align-items: center; padding: 16px 2px; border-bottom: 1px solid var(--ctm-border-subtle); grid-template-columns: 28px minmax(0,1fr) 16px; gap: 11px; transition: color .18s ease; }
.service-item:last-child { border-bottom: 0; }
.service-item:hover { color: var(--ctm-terracotta-dark); }
.service-item__icon { display: grid; place-items: center; width: 28px; height: 28px; color: var(--ctm-text-subtle); }
.service-item__icon svg { width: 19px; height: 19px; }
.service-item h3 { margin: 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.04rem; font-weight: 600; line-height: 1.16; }
.service-item p { margin: 4px 0 0; color: var(--ctm-text-muted); font-size: .82rem; line-height: 1.42; }
.service-item__arrow { width: 15px; height: 15px; color: var(--ctm-terracotta-dark); transition: transform .18s ease; }
.service-item:hover .service-item__arrow { transform: translateX(2px); }

/* Related guides */
.related-section { padding: 70px 0 78px; border-top: 1px solid var(--ctm-border); background: var(--ctm-surface-warm-muted); }
.section-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 28px; gap: 24px; }
.section-heading h2 { margin: 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: clamp(2.25rem,4vw,3.5rem); font-weight: 500; letter-spacing: -.035em; line-height: 1; }
.section-heading > a { display: inline-flex; align-items: center; color: var(--ctm-forest-dark); font-size: .8rem; font-weight: 800; }
.section-heading > a svg { width: 16px; height: 16px; margin-left: 8px; }
.related-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.related-card { display: grid; min-height: 240px; overflow: hidden; padding: 21px; border: 1px solid var(--ctm-border); border-radius: 16px; background: var(--ctm-surface); box-shadow: 0 10px 28px rgba(14,46,38,.04); grid-template-rows: auto 1fr auto; transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease; }
.related-card:hover { border-color: var(--ctm-forest-border); box-shadow: var(--ctm-shadow-soft); transform: translateY(-4px); }
.related-card__top { display: flex; align-items: center; justify-content: space-between; }
.related-card__icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 11px; background: var(--ctm-surface-accent); color: var(--ctm-terracotta-dark); font-family: var(--ctm-font-serif); font-weight: 700; }
.related-card--sage .related-card__icon { background: var(--ctm-surface-sage); color: var(--ctm-forest); }
.related-card--sand .related-card__icon { background: #f2eadc; color: #8a6330; }
.related-card__icon svg { width: 20px; height: 20px; }
.related-card__top small { color: var(--ctm-text-muted); font-size: .72rem; font-weight: 700; }
.related-card__body { align-self: end; padding: 28px 0 20px; }
.related-card__body strong, .related-card__body > span { display: block; }
.related-card__body strong { color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.48rem; font-weight: 600; line-height: 1.16; }
.related-card__body > span { margin-top: 8px; color: var(--ctm-text-muted); font-size: .82rem; line-height: 1.55; }
.related-card__link { display: flex; align-items: center; justify-content: space-between; padding-top: 13px; border-top: 1px solid var(--ctm-border-subtle); color: var(--ctm-forest-dark); font-size: .82rem; font-weight: 800; }
.related-card__link svg { width: 16px; height: 16px; color: var(--ctm-terracotta-dark); }

.final-cta { padding: 34px 0; background: var(--ctm-forest-dark); color: #fff; }
.final-cta__inner { display: grid; align-items: center; min-height: 210px; grid-template-columns: 86px minmax(0,1fr) auto; gap: 28px; }
.final-cta__mark { display: grid; grid-template-columns: repeat(2,1fr); place-items: center; width: 76px; height: 76px; padding: 13px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; background: rgba(255,255,255,.06); color: #efc2b7; font-family: var(--ctm-font-serif); font-size: 1.05rem; }
.final-cta .eyebrow { color: #efb5a7; }
.final-cta h2 { margin: 0; font-family: var(--ctm-font-serif); font-size: clamp(2.4rem,4vw,3.75rem); font-weight: 500; letter-spacing: -.035em; line-height: 1; }
.final-cta p:not(.eyebrow) { max-width: 650px; margin: 11px 0 0; color: rgba(255,255,255,.82); font-size: .88rem; }
.final-cta__actions { display: flex; gap: 9px; }

/* Footer */
.site-footer { background: #2f2b27; color: #d9d1c6; }
.site-footer__grid { display: grid; padding: 58px 0 46px; grid-template-columns: minmax(280px,1.8fr) repeat(3,minmax(130px,1fr)); gap: 42px; }
.brand--inverse { color: #fff; }
.footer-brand p { max-width: 330px; margin: 16px 0 0; color: #d3cbc1; font-size: .82rem; line-height: 1.62; }
.footer-status { display: inline-flex; align-items: center; margin-top: 14px; color: #d3cbc1; font-size: .78rem; gap: 8px; }
.footer-status i { width: 7px; height: 7px; border-radius: 50%; background: #7dac91; box-shadow: 0 0 0 4px rgba(125,172,145,.1); }
.footer-nav { display: flex; flex-direction: column; gap: 10px; }
.footer-nav h2 { margin: 0 0 6px; color: #fff; font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; }
.footer-nav a { color: #d3cbc1; font-size: .82rem; }
.footer-nav a:hover { color: #fff; }
.site-footer__bottom { display: flex; align-items: center; justify-content: space-between; min-height: 66px; border-top: 1px solid rgba(255,255,255,.12); color: #c9c0b5; font-size: .78rem; }
.site-footer__bottom nav { display: flex; gap: 20px; }

.mobile-trip-bar, .mobile-service-sheet { display: none; }
.toast { position: fixed; right: 24px; bottom: 24px; z-index: 4000; visibility: hidden; max-width: 320px; padding: 12px 16px; border: 1px solid rgba(255,255,255,.15); border-radius: 10px; background: var(--ctm-forest-dark); box-shadow: var(--ctm-shadow-float); color: #fff; font-size: .78rem; font-weight: 700; opacity: 0; transform: translateY(12px); transition: opacity .2s ease, transform .2s ease, visibility 0s linear .2s; }
.toast.is-visible { visibility: visible; opacity: 1; transform: translateY(0); transition-delay: 0s; }

@media (max-width: 1280px) {
  :root { --article-left: 168px; --article-right: 244px; --article-gap: 24px; }
  .article-layout { justify-content: stretch; }
}

@media (max-width: 1100px) {
  .shell { width: min(calc(100% - 36px), var(--article-shell)); }
  .article-header__inner { width: min(calc(100% - 36px), 1000px); }
  .article-layout { grid-template-columns: 180px minmax(0,1fr); max-width: 1030px; }
  .service-sidebar { display: none; }
  .mobile-trip-bar { position: fixed; right: 16px; bottom: 16px; z-index: 1050; display: flex; align-items: center; justify-content: space-between; min-width: 330px; min-height: 58px; padding: 8px 10px 8px 13px; border: 1px solid rgba(255,255,255,.16); border-radius: 14px; background: var(--ctm-forest-dark); box-shadow: 0 18px 40px rgba(10,31,25,.28); color: #fff; }
  .mobile-trip-bar > span { display: flex; align-items: center; }
  .mobile-trip-bar > span:first-child { gap: 10px; }
  .mobile-trip-bar > span:first-child > svg { width: 21px; height: 21px; color: #efb5a7; }
  .mobile-trip-bar small, .mobile-trip-bar strong { display: block; text-align: left; }
  .mobile-trip-bar small { color: rgba(255,255,255,.76); font-size: .64rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
  .mobile-trip-bar strong { margin-top: 1px; font-size: .88rem; }
  .mobile-trip-bar > span:last-child { height: 38px; padding: 0 10px; border-radius: 9px; background: rgba(255,255,255,.1); font-size: .72rem; font-weight: 800; gap: 5px; }
  .mobile-trip-bar > span:last-child svg { width: 14px; height: 14px; }
  .mobile-service-sheet { position: fixed; inset: 0; z-index: 3000; display: block; visibility: hidden; pointer-events: none; }
  .mobile-service-sheet.is-open { visibility: visible; pointer-events: auto; }
  .sheet-backdrop { position: absolute; inset: 0; width: 100%; border: 0; background: rgba(10,25,21,.52); opacity: 0; transition: opacity .24s ease; }
  .mobile-service-sheet.is-open .sheet-backdrop { opacity: 1; }
  .sheet-panel { position: absolute; right: 0; bottom: 0; left: 0; max-width: 640px; margin-inline: auto; padding: 8px 20px 26px; border-radius: 24px 24px 0 0; background: var(--ctm-surface); box-shadow: var(--ctm-shadow-mobile-sheet); transform: translateY(105%); transition: transform .32s cubic-bezier(.4,0,.2,1); }
  .mobile-service-sheet.is-open .sheet-panel { transform: translateY(0); }
  .sheet-handle { width: 42px; height: 4px; margin: 1px auto 12px; border-radius: 999px; background: var(--ctm-border-strong); }
  .sheet-head { display: flex; align-items: center; justify-content: space-between; }
  .sheet-head small { color: var(--ctm-terracotta-dark); font-size: .68rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
  .sheet-head h2 { margin: 2px 0 0; color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.5rem; }
  .sheet-services { display: grid; margin-top: 15px; gap: 8px; }
  .sheet-services > a { display: grid; align-items: center; min-height: 64px; padding: 9px 12px; border: 1px solid var(--ctm-border); border-radius: 13px; background: var(--ctm-surface); grid-template-columns: 42px minmax(0,1fr) 20px; gap: 11px; }
  .sheet-services > a > span { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 10px; background: var(--ctm-surface-sage); color: var(--ctm-forest); }
  .sheet-services > a > span svg { width: 19px; height: 19px; }
  .sheet-services strong, .sheet-services small { display: block; }
  .sheet-services strong { color: var(--ctm-forest-dark); font-size: .9rem; }
  .sheet-services small { color: var(--ctm-text-muted); font-size: .84rem; }
  .sheet-services > a > svg { width: 17px; height: 17px; color: var(--ctm-terracotta-dark); }
  .final-cta__inner { grid-template-columns: 82px minmax(0,1fr); }
  .final-cta__mark { width: 74px; height: 74px; }
  .final-cta__actions { grid-column: 2; }
}

@media (max-width: 780px) {
  html { scroll-padding-top: 80px; }
  .breadcrumb { min-height: 54px; }
  .breadcrumb a:nth-of-type(2), .breadcrumb svg:nth-of-type(2), .breadcrumb span { display: none; }
  .article-header { padding: 24px 0 32px; }
  .article-header__inner { width: min(calc(100% - 36px), var(--article-copy)); }
  .article-header__content { margin-top: 20px; }
  .article-header h1 { font-size: clamp(2.45rem, 8.7vw, 3.8rem); }
  .article-header__summary { margin-top: 14px; font-size: 1rem; }
  .article-header__footer { align-items: flex-start; margin-top: 20px; padding-top: 17px; flex-direction: column; gap: 16px; }
  .mobile-contents { display: block; margin-top: 24px; border: 1px solid var(--ctm-border); border-radius: 14px; background: var(--ctm-surface); box-shadow: var(--ctm-shadow-panel); }
  .mobile-contents summary { display: grid; align-items: center; min-height: 68px; padding: 11px 16px; list-style: none; grid-template-columns: 1fr 22px; }
  .mobile-contents summary::-webkit-details-marker { display: none; }
  .mobile-contents small, .mobile-contents strong { display: block; }
  .mobile-contents small { color: var(--ctm-terracotta-dark); font-size: .66rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
  .mobile-contents strong { color: var(--ctm-forest-dark); font-family: var(--ctm-font-serif); font-size: 1.05rem; }
  .mobile-contents summary svg { width: 18px; height: 18px; transition: transform .18s ease; }
  .mobile-contents[open] summary svg { transform: rotate(180deg); }
  .mobile-contents nav { display: grid; padding: 0 16px 16px; border-top: 1px solid var(--ctm-border-subtle); grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1px 12px; }
  .mobile-contents nav a { padding: 9px 0; border-bottom: 1px solid var(--ctm-border-subtle); color: var(--ctm-text-muted); font-size: .84rem; font-weight: 600; }
  .article-layout { display: block; width: min(calc(100% - 36px),var(--article-copy)); padding: 34px 0 72px; }
  .article-toc { display: none; }
  .content-section + .content-section { margin-top: 32px; padding-top: 36px; }
  .prose > h2, .faq-section > h2 { font-size: clamp(2rem,8vw,2.7rem); }
  .fact-row { grid-template-columns: 1fr; }
  .fact-row > div { min-height: 0; }
  .fact-row > div + div { border-top: 1px solid var(--ctm-border-subtle); border-left: 0; }
  .identity-chain__track { grid-template-columns: 1fr; padding: 14px; gap: 9px; }
  .identity-chain__track > li { min-height: 0; grid-template-columns: 43px minmax(0,1fr); grid-template-rows: auto auto; column-gap: 14px; }
  .identity-chain__track > li:not(:last-child)::after { display: none; }
  .identity-chain__number { grid-column: 1; grid-row: 1; }
  .identity-chain__icon { grid-column: 1; grid-row: 2; margin-top: 9px; }
  .identity-chain__track div { grid-column: 2; grid-row: 1 / span 2; margin-top: 0; }
  .identity-chain__track p { font-size: 14px; }
  .identity-chain__track small { grid-column: 2; grid-row: 3; margin-top: 9px; font-size: 14px; }
  .identity-chain__fields { flex-wrap: wrap; margin: 0 14px 14px; }
  .identity-chain__fields span, .identity-chain figcaption { font-size: 14px; }
  .requirements-list { grid-template-columns: 1fr; }
  .requirements-list li:nth-child(odd), .requirements-list li:nth-child(even) { min-height: 0; padding: 22px 0; border-right: 0; }
  .tip-grid { grid-template-columns: 1fr; }
  .tip-grid article { min-height: 0; }
  .related-section { padding: 60px 0 68px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .related-grid { grid-template-columns: 1fr; }
  .related-card { min-height: 220px; }
  .final-cta__inner { display: block; padding: 54px 0; }
  .final-cta__mark { margin-bottom: 27px; }
  .final-cta__actions { margin-top: 26px; }
  .site-footer__grid { grid-template-columns: repeat(2,minmax(0,1fr)); padding: 58px 0 48px; }
  .footer-brand { grid-column: 1 / -1; }
  .site-footer__bottom { padding: 22px 0; flex-direction: column; align-items: flex-start; gap: 12px; }
  .toast { right: 16px; bottom: 88px; left: 16px; max-width: none; text-align: center; }
}

@media (max-width: 600px) {
  .shell { width: calc(100% - 28px); }
  .breadcrumb,
  .article-meta,
  .article-trust strong,
  .article-trust p > span,
  .quiet-action,
  .mobile-contents nav a,
  .fact-row span,
  .callout strong,
  .callout p,
  .requirements-list p,
  .steps p,
  .mini-note span,
  .check-list li,
  .payment-options p,
  .best-for,
  .problem-list details p,
  .tip-grid p,
  .faq-answer p,
  .editorial-note span,
  .related-card__body > span,
  .related-card__link,
  .final-cta p:not(.eyebrow),
  .footer-brand p,
  .footer-nav a,
  .site-footer__bottom,
  .sheet-services small { font-size: .875rem; }
  .article-header { padding-top: 20px; }
  .article-header__top { align-items: flex-start; flex-direction: column; gap: 12px; }
  .article-header__actions { width: 100%; }
  .article-header__actions .quiet-action { flex: 1; justify-content: center; }
  .article-header h1 { font-size: clamp(2.25rem, 10.5vw, 3.15rem); }
  .article-meta { gap: 10px 16px; }
  .article-meta > span + span::before { display: none; }
  .article-trust { align-items: flex-start; }
  .mobile-contents { width: calc(100% - 28px); }
  .article-layout { width: calc(100% - 28px); }
  .quick-answer { padding: 21px; grid-template-columns: 1fr; }
  .quick-answer__icon { width: 46px; height: 46px; }
  .quick-answer h2 { font-size: 1.62rem; }
  .identity-chain__head { padding: 15px 16px 14px; }
  .identity-chain__head h3 { font-size: 1.18rem; }
  .identity-chain__track > li { padding: 14px; }
  .identity-chain figcaption { padding: 13px 16px 15px; }
  .steps > li { padding: 23px 18px; grid-template-columns: 44px minmax(0,1fr); gap: 11px; }
  .steps::before { left: 41px; }
  .steps__number { width: 38px; height: 38px; }
  .app-path { align-items: flex-start; width: 100%; border-radius: 10px; flex-direction: column; }
  .app-path i { width: 1px; height: 9px; margin: 4px 0 4px 4px; }
  .payment-options { grid-template-columns: 1fr; }
  .payment-options article { min-height: 225px; }
  .callout { padding: 20px; grid-template-columns: 1fr; }
  .faq-item > button { font-size: 1rem; }
  .faq-answer { padding-right: 10px; }
  .mobile-trip-bar { right: 10px; bottom: 10px; left: 10px; min-width: 0; width: calc(100% - 20px); }
  .sheet-panel { padding-right: 14px; padding-left: 14px; }
  .final-cta__actions { align-items: stretch; flex-direction: column; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-brand, .footer-nav { grid-column: 1; }
  .footer-nav { padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12); }
  .site-footer__bottom nav { flex-direction: column; gap: 8px; }
}

@media (max-width: 420px) {
  .mobile-contents nav { grid-template-columns: 1fr; }
  .mobile-trip-bar > span:last-child { font-size: 0; }
  .mobile-trip-bar > span:last-child svg { width: 18px; height: 18px; }
}

@media print {
  .site-header, .breadcrumb, .reading-progress, .article-header__actions, .article-toc, .service-sidebar, .related-section, .final-cta, .site-footer, .mobile-trip-bar, .mobile-service-sheet, .toast { display: none !important; }
  body { background: #fff; color: #111; }
  .article-header { padding: 0; border: 0; }
  .article-header__inner, .article-layout { display: block; width: 100%; padding: 20px 0; }
  .content-section + .content-section { break-before: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 1ms !important; }
}