/* ABC Translation China. No external fonts or CDNs: everything loads from this origin (fast inside mainland China). */
:root {
  --ink: #14233f;
  --ink-2: #2b3a57;
  --muted: #56627a;
  --paper: #f6f7f9;
  --paper-2: #eaedf2;
  --card: #ffffff;
  --rule: #d9dee7;
  --seal: #b8232f;
  --seal-dark: #941b25;
  --jade: #2e6b5e;
  --focus: #1f6feb;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", "SimSun", Georgia, "Times New Roman", serif;
  --wrap: 1140px;
  --r: 6px;
}
.lang-tw { --sans: "PingFang TC", "Microsoft JhengHei", "Noto Sans CJK TC", "Source Han Sans TC", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
           --serif: "Songti TC", "Noto Serif CJK TC", "Source Han Serif TC", "PMingLiU", Georgia, serif; }
.lang-hk { --sans: "PingFang HK", "Microsoft JhengHei", "Noto Sans CJK HK", "Source Han Sans HC", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
           --serif: "Songti TC", "Noto Serif CJK TC", "Source Han Serif TC", "PMingLiU", Georgia, serif; }
.lang-en { --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
           --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font: 400 17px/1.75 var(--sans); color: var(--ink); background: var(--paper); text-rendering: optimizeLegibility; }
.lang-en body, body.lang-en { line-height: 1.6; }
img, svg { max-width: 100%; }
a { color: var(--ink); text-decoration-color: color-mix(in srgb, var(--ink) 35%, transparent); text-underline-offset: 3px; }
a:hover { color: var(--seal); text-decoration-color: currentColor; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 3px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.3; margin: 0 0 .6em; letter-spacing: .01em; }
h1 { font-size: clamp(2rem, 1.35rem + 2.6vw, 3.2rem); line-height: 1.22; }
h2 { font-size: clamp(1.45rem, 1.2rem + 1vw, 1.95rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
.lead { font-size: 1.12rem; color: var(--ink-2); max-width: 62ch; }
.note { font-size: .92rem; color: var(--muted); max-width: 72ch; border-left: 3px solid var(--rule); padding-left: 14px; margin-top: 1.5em; }
.sr { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 780px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- header ---------- */
.site-head { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--rule); backdrop-filter: saturate(1.4) blur(6px); }
.head-row { display: flex; align-items: center; gap: 18px; min-height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; flex: none; }
.logo-txt { display: flex; flex-direction: column; line-height: 1.15; }
.logo-txt b { font-family: var(--serif); font-size: 1.12rem; }
.logo-txt small { color: var(--muted); font-size: .78rem; letter-spacing: .08em; }
.site-nav { margin-left: auto; }
.site-nav ul { display: flex; gap: 2px; list-style: none; margin: 0; padding: 0; }
.site-nav a { display: block; padding: 8px 11px; text-decoration: none; font-size: .96rem; border-radius: var(--r); }
.site-nav a:hover { background: var(--paper); color: var(--ink); }
.site-nav a[aria-current] { box-shadow: inset 0 -2px 0 var(--seal); border-radius: 0; }
.head-tools { display: flex; align-items: center; gap: 10px; }
.nav-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--rule); border-radius: var(--r); width: 44px; height: 40px; cursor: pointer; }
.bars, .bars::before, .bars::after { display: block; width: 18px; height: 2px; background: var(--ink); margin: 0 auto; position: relative; content: ""; transition: transform .2s; }
.bars::before { position: absolute; top: -6px; } .bars::after { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] .bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars::after { transform: translateY(-6px) rotate(-45deg); }

.langs { position: relative; }
.langs summary { list-style: none; display: flex; align-items: center; gap: 6px; cursor: pointer; padding: 7px 10px; border: 1px solid var(--rule); border-radius: var(--r); font-size: .9rem; white-space: nowrap; }
.langs summary::-webkit-details-marker { display: none; }
.langs ul { position: absolute; right: 0; top: calc(100% + 6px); list-style: none; margin: 0; padding: 6px; background: var(--card); border: 1px solid var(--rule); border-radius: var(--r); box-shadow: 0 10px 30px rgba(20,35,63,.12); min-width: 150px; }
.langs a { display: block; padding: 7px 10px; text-decoration: none; border-radius: 4px; }
.langs a:hover { background: var(--paper); }
.langs a[aria-current] { font-weight: 700; color: var(--seal); }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--seal); color: #fff; text-decoration: none; font-weight: 600;
       padding: 13px 22px; border-radius: var(--r); border: 1px solid var(--seal); cursor: pointer; font: inherit; font-weight: 600; line-height: 1.2; }
.btn:hover { background: var(--seal-dark); border-color: var(--seal-dark); color: #fff; }
.btn-sm { padding: 8px 14px; font-size: .92rem; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ---------- hero ---------- */
.hero { background: linear-gradient(180deg, #fff 0, var(--paper) 100%); border-bottom: 1px solid var(--rule); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; padding-top: 64px; padding-bottom: 56px; }
.hero h1 { max-width: 15em; }
.lang-en .hero h1 { max-width: 13em; }
.ticks { list-style: none; padding: 0; margin: 0 0 28px; }
.ticks li { position: relative; padding-left: 28px; margin-bottom: 6px; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 12px; height: 7px; border-left: 2px solid var(--jade); border-bottom: 2px solid var(--jade); transform: rotate(-45deg); }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-art { display: block; width: 100%; max-width: 440px; margin-left: auto; filter: drop-shadow(0 18px 30px rgba(20,35,63,.12)); }
.hero-art .doc-h { font-family: var(--serif); font-size: 30px; font-weight: 700; fill: var(--ink); }
.hero-art .doc-s { font-family: Georgia, serif; font-size: 13px; fill: var(--muted); letter-spacing: .06em; }
.hero-art .doc-rib { font-family: var(--serif); font-size: 17px; font-weight: 700; fill: var(--jade); letter-spacing: .04em; }
.hero-art .seal-ring { font-family: var(--sans); font-size: 11.5px; font-weight: 700; fill: var(--seal); letter-spacing: .12em; }
.hero-art .seal { transform-box: fill-box; transform-origin: center; animation: stamp .55s cubic-bezier(.2,.9,.3,1.2) .5s both; opacity: .93; }
@keyframes stamp { from { transform: scale(1.7) rotate(-14deg); opacity: 0; } 70% { opacity: .95; } to { transform: scale(1) rotate(-8deg); opacity: .93; } }


/* ---------- sections ---------- */
.block { padding: 64px 0; }
.block.alt { background: #fff; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.page-head { padding-top: 28px; }
.page-head.slim { padding-bottom: 8px; }
.more { margin-top: 18px; font-weight: 600; }

.sgroups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 28px; }
.sgroup h3 { font-size: 1.2rem; padding-top: 14px; border-top: 4px solid var(--ink); }
.sgroup-legal h3 { border-top-color: var(--seal); }
.sgroup-support h3 { border-top-color: var(--jade); }
.sgroup ul { list-style: none; padding: 0; margin: 0; }
.sgroup li + li { border-top: 1px solid var(--rule); }
.sgroup a { display: block; padding: 14px 0; text-decoration: none; }
.sgroup a:hover .s-name { color: var(--seal); }
.s-name { display: block; font-weight: 700; font-size: 1.04rem; }
.s-sum { display: block; color: var(--muted); font-size: .93rem; line-height: 1.6; margin-top: 2px; }

.steps { list-style: none; counter-reset: s; padding: 0; margin: 28px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--rule); }
.steps li { counter-increment: s; padding: 22px 22px 6px 0; position: relative; }
.steps li + li { padding-left: 22px; border-left: 1px solid var(--rule); }
.steps li::before { content: counter(s); display: block; font-family: var(--serif); font-size: 2.4rem; line-height: 1; color: var(--seal); margin-bottom: 12px; }
.steps p { color: var(--ink-2); font-size: .96rem; }

.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 48px; margin-top: 24px; }
.why-item { padding: 18px 0; border-top: 1px solid var(--rule); }
.why-item p { color: var(--ink-2); margin: 0; }

.regions { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 8px 40px; margin-top: 20px; }
.region h3 { font-family: var(--sans); font-size: .95rem; color: var(--muted); font-weight: 600; margin: 14px 0 8px; }
.chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips a { display: inline-flex; align-items: center; gap: 7px; padding: 6px 12px; border: 1px solid var(--rule); border-radius: 999px; background: #fff; text-decoration: none; font-size: .95rem; line-height: 1.3; }
.chips a:hover { border-color: var(--ink); color: var(--ink); }
.ap-yes::before, .ap-no::before { content: ""; width: 9px; height: 9px; border-radius: 50%; flex: none; display: inline-block; }
.ap-yes::before { background: var(--jade); }
.ap-no::before { border: 2px solid var(--seal); }
.legend { display: flex; flex-wrap: wrap; gap: 20px; font-size: .9rem; color: var(--muted); margin: 6px 0 0; }
.legend span { display: inline-flex; align-items: center; gap: 7px; }
.badge { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; padding: 8px 14px; border-radius: var(--r); background: #fff; border: 1px solid var(--rule); font-weight: 600; }
.badge span { font-weight: 400; color: var(--muted); font-size: .92rem; }

/* ---------- article layout ---------- */
.crumbs { max-width: var(--wrap); margin: 0 auto; padding: 18px 20px 0; font-size: .88rem; color: var(--muted); }
.crumbs ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.crumbs li + li::before { content: "/"; margin: 0 6px; color: var(--rule); }
.crumbs a { color: var(--muted); }
.article { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 56px; align-items: start; }
.article-main { max-width: 70ch; }
.article-main h2 { margin-top: 1.6em; }
.doclist { padding-left: 1.2em; columns: 2; column-gap: 32px; }
.doclist li { break-inside: avoid; margin-bottom: 4px; }
.article-side { position: sticky; top: 92px; }
.side-card { background: #fff; border: 1px solid var(--rule); border-top: 4px solid var(--seal); border-radius: var(--r); padding: 20px; }
.side-card p { font-size: .94rem; color: var(--ink-2); }
.side-card .btn { width: 100%; margin-bottom: 14px; }
.side-h { font-size: 1.05rem; margin: 28px 0 8px; }
.side-links { list-style: none; padding: 0; margin: 0; font-size: .95rem; }
.side-links li { border-top: 1px solid var(--rule); }
.side-links a { display: block; padding: 8px 0; text-decoration: none; }
.contact-lines { list-style: none; padding: 0; margin: 0; font-size: .95rem; }
.contact-lines li { padding: 4px 0; }
.contact-lines .k { display: inline-block; min-width: 4.5em; color: var(--muted); font-size: .85rem; }

/* ---------- FAQ ---------- */
.qa { border-top: 1px solid var(--rule); }
.qa:last-child { border-bottom: 1px solid var(--rule); }
.qa summary { cursor: pointer; list-style: none; padding: 16px 36px 16px 0; font-weight: 700; position: relative; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; position: absolute; right: 6px; top: 12px; font-size: 1.4rem; color: var(--seal); font-weight: 400; }
.qa[open] summary::after { content: "−"; }
.qa p { color: var(--ink-2); padding-bottom: 8px; max-width: 68ch; }

/* ---------- quote form ---------- */
.quote { background: var(--ink); color: #e9edf4; }
.quote h2, .quote .lead { color: #fff; }
.quote a { color: #fff; }
.quote .contact-lines .k { color: #a9b4c8; }
.quote-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.price-note { color: #c9d1df; }
.or { margin: 26px 0 6px; color: #a9b4c8; font-size: .92rem; }
.qform { background: #fff; color: var(--ink); border-radius: 8px; padding: 28px; display: grid; gap: 14px; }
.qform label { display: grid; gap: 5px; font-size: .9rem; font-weight: 600; color: var(--ink-2); }
.qform input:not([type=checkbox]):not([type=file]), .qform select, .qform textarea {
  font: inherit; font-weight: 400; color: var(--ink); width: 100%; padding: 10px 12px; border: 1px solid #c3cad6; border-radius: var(--r); background: #fff; }
.qform input:focus, .qform select:focus, .qform textarea:focus { outline: 2px solid var(--focus); outline-offset: 0; border-color: var(--focus); }
.qform textarea { resize: vertical; min-height: 120px; }
.qform .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.qform .files input { font-size: .9rem; font-weight: 400; }
.qform small { font-weight: 400; color: var(--muted); }
.qform .check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
.qform .check input { margin-top: 6px; width: 18px; height: 18px; flex: none; }
.qform .req { color: var(--seal); }
.qform .btn { justify-self: start; min-width: 200px; }
.qform [aria-invalid="true"] { border-color: var(--seal) !important; background: #fff7f7 !important; }
.hp { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 0; font-weight: 600; min-height: 1.5em; }
.form-status.ok { color: var(--jade); }
.form-status.err { color: var(--seal); }

/* ---------- footer ---------- */
.site-foot { background: #0f1b31; color: #c3cbd9; padding: 56px 0 24px; font-size: .94rem; }
.site-foot a { color: #e6ebf3; text-decoration: none; }
.site-foot a:hover { text-decoration: underline; color: #fff; }
.site-foot h2 { font-family: var(--sans); font-size: .95rem; color: #fff; margin: 0 0 10px; }
.site-foot ul { list-style: none; padding: 0; margin: 0 0 20px; }
.site-foot li { padding: 3px 0; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; }
.foot-brand p { margin: 10px 0; }
.foot-brand .contact-lines .k { color: #8e9ab0; }
.foot-base { border-top: 1px solid #24334f; margin-top: 24px; padding-top: 18px; color: #8e9ab0; font-size: .85rem; }
.nf { padding: 16px 0; border-top: 1px solid var(--rule); }
.mbar { display: none; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .site-nav a { padding: 8px 8px; font-size: .92rem; }
  .head-tools .btn-sm { display: none; }
}
@media (max-width: 920px) {
  .nav-toggle { display: block; order: 3; margin-left: 0; }
  .head-tools { margin-left: auto; }
  .site-nav { position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--rule); display: none; margin: 0; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; padding: 8px 20px 16px; }
  .site-nav a { padding: 12px 4px; font-size: 1rem; border-bottom: 1px solid var(--paper-2); border-radius: 0; }
  .site-nav a[aria-current] { box-shadow: none; color: var(--seal); }
  .hero-grid, .article, .quote-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-grid { padding-top: 36px; }
  .hero-visual { order: -1; }
  .hero-art { max-width: 230px; margin: 0 auto; }
  .hero-grid { gap: 20px; }
  .sgroups { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .steps li:nth-child(3) { border-left: 0; padding-left: 0; }
  .article-side { position: static; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  body { font-size: 16px; padding-bottom: 64px; }
  .block { padding: 44px 0; }
  .why-grid, .qform .row2 { grid-template-columns: 1fr; }
  .doclist { columns: 1; }
  .steps { grid-template-columns: 1fr; }
  .steps li, .steps li + li { border-left: 0; padding-left: 0; border-bottom: 1px solid var(--rule); }
  .qform { padding: 20px; }
  .qform .btn { width: 100%; }
  .regions { grid-template-columns: 1fr; }
  .langs summary span { display: none; }
  .mbar { display: grid; grid-template-columns: 1fr 1fr 1.3fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: #fff; border-top: 1px solid var(--rule); padding: 8px 10px calc(8px + env(safe-area-inset-bottom)); gap: 8px; }
  .mbar a { text-align: center; padding: 10px 6px; border: 1px solid var(--rule); border-radius: var(--r); text-decoration: none; font-weight: 600; font-size: .95rem; }
  .mbar a.primary { background: var(--seal); color: #fff; border-color: var(--seal); }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-art .seal { animation: none; transform: rotate(-8deg); }
}
@media print {
  .site-head, .mbar, .quote, .site-foot { display: none; }
}
.qform .lbl { display: block; }