/* Shared styles for FanTAX service pages — same tokens as the home page */
:root{
  --bg:#f5f6f8; --surface:#ffffff; --ink:#15243a; --muted:#5a6678; --line:#dde2ea;
  --navy:#1b3352; --navy-ink:#ffffff; --gold:#c9a25a; --gold-ink:#8a6a2c; --tint:#eef1f6;
  --display:"Source Serif 4","Noto Serif SC","Songti SC",Georgia,serif;
  --cn-display:"Noto Serif SC","Songti SC","Source Serif 4",serif;
  --wordmark:"Cinzel","Trajan Pro",Georgia,serif;
  --body:"IBM Plex Sans","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0d1420; --surface:#141e2e; --ink:#e7ecf3; --muted:#a2adbd; --line:#26334a;
  --navy:#1a3150; --navy-ink:#f4f7fb; --gold:#d6b26b; --gold-ink:#d6b26b; --tint:#1a2638; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0d1420; --surface:#141e2e; --ink:#e7ecf3; --muted:#a2adbd; --line:#26334a;
  --navy:#1a3150; --navy-ink:#f4f7fb; --gold:#d6b26b; --gold-ink:#d6b26b; --tint:#1a2638; color-scheme:dark}

html:not([data-lang]) .en, html[data-lang="zh"] .en, html[data-lang="en"] .zh{display:none!important}
.on-dark{display:none}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .on-light{display:none}:root:not([data-theme="light"]) .on-dark{display:inline-block}}
:root[data-theme="dark"] .on-light{display:none}
:root[data-theme="dark"] .on-dark{display:inline-block}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.7}
img{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
h1,h2,h3{text-wrap:balance;margin:0}
h2{font-family:var(--display);font-size:clamp(1.5rem,3vw,2rem);font-weight:700;line-height:1.25}
.eyebrow{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-ink);font-weight:600}
section{padding-block:64px}
.sec-head{display:grid;gap:10px;margin-bottom:30px;max-width:680px}
.sec-head p{margin:0;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:6px;font-weight:600;text-decoration:none;font-size:.97rem;border:1px solid transparent;cursor:pointer;font-family:inherit;white-space:nowrap}
.btn-gold{background:var(--gold);color:#16233a}
.btn-gold:hover{filter:brightness(1.05)}
.btn-line{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-line:hover{border-color:var(--ink)}

/* header */
.top{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand img{height:40px;width:auto}
.brand .wm{display:grid;line-height:1.05}
.brand .wm b{font-family:var(--wordmark);font-size:1.3rem;letter-spacing:.04em;white-space:nowrap}
.brand .wm small{font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-ink);font-weight:600}
.nav{display:flex;gap:22px;align-items:center}
.nav a.l{text-decoration:none;font-size:.93rem;color:var(--muted)}
.nav a.l:hover{color:var(--ink)}
.tel{font-family:var(--mono);font-size:.9rem;color:var(--ink);text-decoration:none}
.lang{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang button{background:transparent;color:var(--muted);border:0;padding:5px 11px;font:inherit;font-size:.82rem;cursor:pointer;white-space:nowrap}
.lang button[aria-pressed="true"]{background:var(--navy);color:var(--navy-ink);font-weight:600}
.top .btn{padding:9px 16px;font-size:.9rem}
@media (max-width:980px){.nav a.l{display:none}}
@media (max-width:640px){.tel,.top .btn{display:none}.brand .wm b{font-size:1.02rem}.brand img{height:34px}}

/* hero */
.shero{padding-block:36px 56px;background:linear-gradient(180deg,var(--surface),var(--bg));border-bottom:1px solid var(--line)}
.crumb{font-size:.84rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px;margin-bottom:26px}
.crumb a{text-decoration:none;color:var(--muted)}
.crumb a:hover{color:var(--ink);text-decoration:underline}
.shero .grid{display:grid;grid-template-columns:1.5fr 1fr;gap:48px;align-items:end}
.shero h1{font-family:var(--cn-display);font-weight:900;font-size:clamp(2rem,5vw,3.2rem);line-height:1.15;margin-top:12px;letter-spacing:.02em}
.shero h1 .en{font-family:var(--display);font-weight:700;letter-spacing:0}
.shero .lede{margin:18px 0 0;color:var(--muted);font-size:1.06rem;max-width:36em}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.facts{background:var(--navy);color:var(--navy-ink);border-radius:10px;padding:22px 22px;display:grid;gap:12px;background-image:radial-gradient(120% 70% at 100% 0%,rgba(201,162,90,.16),transparent 55%)}
.facts .k{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:600}
.facts dl{margin:0;display:grid;gap:10px}
.facts dl div{display:grid;grid-template-columns:84px 1fr;gap:12px;align-items:baseline}
.facts dt{font-family:var(--mono);font-size:.74rem;color:var(--gold);letter-spacing:.04em}
.facts dd{margin:0;font-size:.93rem;line-height:1.5}
@media (max-width:860px){.shero .grid{grid-template-columns:1fr;gap:32px}}

/* who */
.who{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.who div{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:6px;padding:16px 18px;display:grid;gap:4px;align-content:start}
.who b{font-weight:600}
.who span.d{color:var(--muted);font-size:.92rem}
.who span.d a{color:var(--gold-ink)}

/* what */
.what-sec{background:var(--surface);border-block:1px solid var(--line)}
.items{display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
.item{display:grid;gap:6px;padding-block:20px;border-top:1px solid var(--line);align-content:start}
.item h3{font-size:1.06rem;font-weight:600;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 12px}
.item h3 .f{font-family:var(--mono);font-size:.72rem;font-weight:500;border:1px solid var(--line);color:var(--muted);padding:1px 7px;border-radius:4px;letter-spacing:.02em}
.item p{margin:0;color:var(--muted);font-size:.95rem}
@media (max-width:760px){.items{grid-template-columns:1fr}}

/* docs */
.docs-wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:start}
.docs{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.docs li{display:grid;grid-template-columns:22px 1fr;gap:8px;line-height:1.55}
.docs li::before{content:"";width:14px;height:14px;border:2px solid var(--gold);border-radius:3px;margin-top:4px}
.secure{background:var(--tint);border-radius:8px;padding:20px;display:grid;gap:8px;font-size:.93rem}
.secure b{font-size:1rem}
.secure p{margin:0;color:var(--muted)}
@media (max-width:820px){.docs-wrap{grid-template-columns:1fr;gap:24px}}

/* checklist */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.chip{font:inherit;font-size:.93rem;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:8px 16px 8px 14px;cursor:pointer;display:inline-flex;align-items:center;gap:8px}
.chip::before{content:"+";font-family:var(--mono);color:var(--gold-ink);width:12px;text-align:center}
.chip:hover{border-color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--navy);color:var(--navy-ink);border-color:var(--navy)}
.chip[aria-pressed="true"]::before{content:"✓";color:var(--gold)}
.cl{display:grid;gap:26px}
.cl-group{display:grid;gap:12px}
.cl-group h3{font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-ink);font-weight:600}
.cl-hint{margin:0;color:var(--muted);font-size:.92rem;border:1px dashed var(--line);border-radius:6px;padding:12px 14px}
.cl-group[hidden],.cl-hint[hidden]{display:none}
.cl-more{margin:0;font-size:.9rem;color:var(--muted)}
.cl-more a{color:var(--gold-ink)}
.cl-side{display:grid;gap:14px;position:sticky;top:90px}
.cl-print{justify-self:start}
@media (max-width:820px){.cl-side{position:static}}
@media print{
  .top,.shero,section:not(#checklist),footer,.mbar,.cl-side,.cl-hint,.chips .chip[aria-pressed="false"]{display:none!important}
  #checklist{padding:0}.chip{border:0;padding:0}.docs li::before{border-color:#000}
}

/* faq */
.faq{max-width:800px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding-block:16px}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--gold-ink)}
.faq details[open] summary::after{content:"−"}
.faq p{margin:10px 0 0;color:var(--muted)}
.faq p a{color:var(--gold-ink)}

/* contact band */
.band{background:var(--navy);color:var(--navy-ink)}
.band .wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
.band h2{color:var(--navy-ink)}
.band p{margin:10px 0 0;opacity:.85;max-width:34em}
.band .eyebrow{color:var(--gold)}
.band .cta .btn-line{color:var(--navy-ink);border-color:rgba(255,255,255,.4)}
.wx{display:flex;gap:16px;align-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:14px;justify-self:end;max-width:400px}
.wx img{width:120px;height:auto;border-radius:4px;background:#fff;padding:4px;flex:none}
.wx div{display:grid;gap:4px;min-width:0}
.wx small{opacity:.8;font-size:.86rem;line-height:1.5}
@media (max-width:820px){.band .wrap{grid-template-columns:1fr}.wx{justify-self:start}}

/* other services */
.others{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.others a{display:flex;justify-content:space-between;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:14px 16px;text-decoration:none;font-weight:500}
.others a::after{content:"→";color:var(--gold-ink);font-family:var(--mono)}
.others a:hover{border-color:var(--ink)}
.others a[aria-current]{background:var(--tint);color:var(--muted);pointer-events:none}
.others a[aria-current]::after{content:"·"}
@media (max-width:760px){.others{grid-template-columns:1fr}}

footer{background:var(--navy);color:var(--navy-ink);border-top:1px solid rgba(255,255,255,.12);padding-block:26px 30px;font-size:.82rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;align-items:center}
footer .fb{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
footer .fb img{height:30px}
footer .fb b{font-family:var(--wordmark);font-size:1rem;letter-spacing:.04em}
footer .d{opacity:.7;max-width:46em}

.mbar{display:none}
@media (max-width:640px){
  .mbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:6;background:var(--surface);border-top:1px solid var(--line);
    padding:10px max(16px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
  .mbar .btn{padding:11px 10px}
  footer{padding-bottom:calc(90px + env(safe-area-inset-bottom,0px))}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}