/* 01-base.css */
/* ==========================================================================
   CasaEast — design tokens, base, shared components
   Palette: warm paper + ink, logo rust as the working accent, ember (#E87535) on dark.
   Concept: editorial, asymmetric, the logo's dashed route and isometric cube are the only ornaments.
   ========================================================================== */

@font-face{font-family:"Inter";src:url(../fonts/Inter-Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url(../fonts/Inter-SemiBold.woff) format("woff");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Inter Display";src:url(../fonts/InterDisplay-Bold.woff) format("woff");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Inter Display";src:url(../fonts/InterDisplay-ExtraBold.woff) format("woff");font-weight:800;font-style:normal;font-display:swap}

:root{
  /* colour */
  --paper:#F5F3F1; --white:#FFFFFF; --ink:#111111; --char:#242424;
  --rust:#A8452F; --rust-deep:#8A3624; --ember:#E87535;
  --sand:#E6D9C2; --sand-soft:#EFE7D8;
  --muted:#6B6763; --muted-2:#77736F; --line:#E7E3DF; --line-strong:#D6D0CA;
  --on-dark:#F5F3F1; --on-dark-muted:#B9B3AC; --line-dark:rgba(245,243,241,.16);
  --ok:#2F6B4F; --err:#B3261E;

  /* direction helpers (flipped for right-to-left languages below) */
  --dir:1; --flip:1; --o:left; --o-end:right;

  /* type */
  --font-display:"Inter Display","Inter",system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Noto Sans Arabic",sans-serif;
  --fs-hero:clamp(2.75rem,6.4vw,5.9rem);
  --fs-h2:clamp(2rem,4.3vw,3.6rem);
  --fs-h3:clamp(1.25rem,1.8vw,1.5rem);
  --fs-lead:clamp(1.0625rem,1.35vw,1.25rem);
  --fs-body:1.0625rem; --fs-small:.9375rem; --fs-xs:.8125rem;

  /* space (4px base) */
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:72px; --s9:112px;
  --gutter:clamp(20px,4vw,48px);
  --sec:clamp(72px,10vw,144px);
  --header-h:72px;

  /* radii */
  --r-sm:6px; --r-md:12px; --r-lg:20px; --r-pill:999px;

  /* shadow */
  --sh-1:0 1px 2px rgba(17,17,17,.05),0 10px 28px -14px rgba(17,17,17,.14);
  --sh-2:0 2px 4px rgba(17,17,17,.06),0 24px 48px -16px rgba(17,17,17,.22);

  /* motion */
  --ease:cubic-bezier(.2,.7,.2,1); --ease-io:cubic-bezier(.65,0,.35,1);
  --t-fast:.16s; --t-med:.3s; --t-slow:.7s;

  /* dashed rails (logo capsules) */
  --rail-h:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='26' height='6'%3E%3Crect width='14' height='5' y='.5' rx='2.5' fill='%23111111'/%3E%3C/svg%3E");
  --rail-v:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='6' height='26'%3E%3Crect height='14' width='5' x='.5' rx='2.5' fill='%23111111'/%3E%3C/svg%3E");
  --rail-h-light:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='26' height='6'%3E%3Crect width='14' height='5' y='.5' rx='2.5' fill='%23F5F3F1' fill-opacity='.45'/%3E%3C/svg%3E");
  --rail-v-rust:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='6' height='26'%3E%3Crect height='14' width='5' x='.5' rx='2.5' fill='%23A8452F'/%3E%3C/svg%3E");
}

html[dir="rtl"]{--dir:-1; --flip:-1; --o:right; --o-end:left}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px)}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:var(--fs-body);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg{max-width:100%;display:block}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
[hidden]{display:none!important}
::selection{background:var(--rust);color:#fff}

:focus-visible{outline:2px solid var(--rust);outline-offset:3px;border-radius:4px}
.on-dark :focus-visible,.site-footer :focus-visible{outline-color:var(--ember)}

.skip{position:absolute;inset-inline-start:12px;top:-60px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px;border-radius:var(--r-sm);transition:top var(--t-fast)}
.skip:focus{top:12px}
.sr{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.wrap{width:min(100% - max(var(--gutter),env(safe-area-inset-left,0px)) - max(var(--gutter),env(safe-area-inset-right,0px)),1240px);margin-inline:auto}
.ico{width:1.25em;height:1.25em;flex:none}

/* ---------- typography ---------- */
.display,.h2,.h3{font-family:var(--font-display);font-weight:700;text-wrap:balance}
.display{font-size:var(--fs-hero);line-height:.98;letter-spacing:-.04em}
.h2{font-size:var(--fs-h2);line-height:1.04;letter-spacing:-.032em}
.h3{font-size:var(--fs-h3);line-height:1.2;letter-spacing:-.018em}
.lead{font-size:var(--fs-lead);line-height:1.55;color:var(--muted);max-width:58ch;text-wrap:pretty}
.small{font-size:var(--fs-small);color:var(--muted)}
.muted{color:var(--muted)}
p{text-wrap:pretty}

/* Chinese typography: no negative tracking, looser leading */
html[lang^="zh"] body{line-height:1.75;letter-spacing:.01em}
html[lang^="zh"] .display,html[lang^="zh"] .h2,html[lang^="zh"] .h3{letter-spacing:0;line-height:1.22}
html[lang^="zh"] .display{line-height:1.14;font-size:calc(var(--fs-hero) * .74)}
html[lang^="zh"] .sup-h1 [data-i18n]{white-space:pre-line}
html[lang^="zh"] .lead{max-width:36em}
html[lang^="zh"] .btn,html[lang^="zh"] .nav-link{letter-spacing:.02em}

/* Arabic: its own typefaces and rhythm. No negative tracking (it breaks joined letters), taller leading, generous masks. */
html[lang="ar"]{
  --font-display:"Inter Display","IBM Plex Sans Arabic","Noto Sans Arabic","Segoe UI",Tahoma,"Geeza Pro","Arabic UI Text","SF Arabic",system-ui,sans-serif;
  --font-body:"Inter","IBM Plex Sans Arabic","Noto Sans Arabic","Segoe UI",Tahoma,"Geeza Pro","Arabic UI Text","SF Arabic",system-ui,sans-serif;
  --fs-body:1.125rem; --fs-small:1rem;
}
html[lang="ar"] body{line-height:1.85}
html[lang="ar"] *:not(.brand-word){letter-spacing:0!important}
html[lang="ar"] :is(.display,.h2,.h3,.sup-h1,.stage-name,.final h2,.why-head .h2,.why-h,.jstep h3,.path h3,.ledger-term,.bl-word,.step h3,.inq-panel h3,.qf-legend,.mnav-links a,.ac-company,.dlg-body h2,.stage-name){line-height:1.32}
html[lang="ar"] .display{line-height:1.25;font-size:calc(var(--fs-hero)*.8)}
html[lang="ar"] .h2{font-size:calc(var(--fs-h2)*.92)}
html[lang="ar"] .lead{max-width:36em}
html[lang="ar"] :is(p,li,.lead,.hint,.error,dd,dt,small){line-height:1.8}
html[lang="ar"] .line{padding-block:.14em;margin-block:-.14em}
html[lang="ar"] .btn{font-size:1.0625rem}
html[lang="ar"] .nav-link{font-size:1.0625rem}
.ltr{direction:ltr;unicode-bidi:isolate}

/* ---------- buttons & links ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 24px;border-radius:var(--r-pill);border:1.5px solid transparent;font-weight:600;font-size:1rem;line-height:1;white-space:nowrap;cursor:pointer;transition:background var(--t-med) var(--ease),color var(--t-med) var(--ease),border-color var(--t-med) var(--ease),transform var(--t-med) var(--ease)}
.btn .ico{transition:transform var(--t-med) var(--ease)}
.ico-arrow{transform:scaleX(var(--flip))}
.btn:hover .ico-arrow,.btn:focus-visible .ico-arrow{transform:translateX(calc(4px*var(--dir))) scaleX(var(--flip))}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--rust);color:#fff}
.btn-primary:hover{background:var(--rust-deep)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--ink);background:var(--white)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--char)}
.btn-ember{background:var(--ember);color:var(--ink)}
.btn-ember:hover{background:#F08547}
.btn-ghost-dark{background:transparent;color:var(--on-dark);border-color:var(--line-dark)}
.btn-ghost-dark:hover{border-color:var(--on-dark)}
.btn-sm{min-height:42px;padding:0 18px;font-size:.9375rem}
.btn-block{width:100%}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.6;cursor:not-allowed}

.link{display:inline-flex;align-items:center;gap:8px;font-weight:600;background:linear-gradient(currentColor,currentColor) var(--o) 100%/0 1.5px no-repeat;padding-bottom:3px;transition:background-size var(--t-med) var(--ease)}
.link:hover,.link:focus-visible{background-size:100% 1.5px}
.link .ico{width:1.1em;height:1.1em;transition:transform var(--t-med) var(--ease)}
.link .ico-arrow{transform:scaleX(var(--flip))}
.link:hover .ico{transform:translateX(calc(3px*var(--dir))) scaleX(var(--flip))}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,243,241,0);border-bottom:1px solid transparent;transition:background var(--t-med),border-color var(--t-med),backdrop-filter var(--t-med)}
.site-header.is-stuck,.site-header.is-open{background:rgba(245,243,241,.9);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom-color:var(--line)}
.site-header.is-open{background:var(--paper)}
.hdr{display:flex;align-items:center;justify-content:space-between;gap:24px;height:var(--header-h)}
.brand{display:inline-flex;align-items:center;gap:12px;flex:none}
.brand-mark{width:50px;height:auto;aspect-ratio:589/347}
.brand-word{font-family:var(--font-display);font-weight:800;font-size:1.0625rem;letter-spacing:.2em;line-height:1;padding-top:2px;color:var(--ink)}
.brand-light .brand-word{color:var(--on-dark)}
.nav{display:none;align-items:center;gap:6px}
.nav-link{position:relative;white-space:nowrap;padding:10px 14px;font-size:.9688rem;font-weight:600;color:var(--char);border-radius:var(--r-pill)}
.nav-link::after{content:"";position:absolute;inset-inline:14px;bottom:6px;height:1.5px;background:currentColor;transform:scaleX(0);transform-origin:var(--o) center;transition:transform var(--t-med) var(--ease)}
.nav-link:hover::after,.nav-link[aria-current="page"]::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--rust)}
.hdr-actions{display:flex;align-items:center;gap:10px}
.hdr-cta{display:none}

.lang-menu{display:none}
.lang-btn{display:inline-flex;align-items:center;gap:8px;min-height:42px;padding:0 12px;border:1.5px solid transparent;background:transparent;border-radius:var(--r-pill);font-weight:600;font-size:.9375rem;transition:border-color var(--t-fast),background var(--t-fast)}
.lang-btn:hover,.menu.open .lang-btn{border-color:var(--line-strong);background:var(--white)}
.lang-btn .chev{width:1em;height:1em;transition:transform var(--t-med) var(--ease)}
.menu.open .chev{transform:rotate(180deg)}

.menu{position:relative}
.menu-pop{position:absolute;inset-inline-end:0;top:calc(100% + 8px);z-index:60;min-width:210px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-2);padding:6px;opacity:0;visibility:hidden;transform:translateY(-6px) scale(.98);transform-origin:var(--o-end) top;transition:opacity .18s var(--ease),transform .22s var(--ease),visibility 0s .22s}
.menu.open .menu-pop{opacity:1;visibility:visible;transform:none;transition-delay:0s}
.menu-pop button,.menu-pop a{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:11px 12px;border:0;background:transparent;border-radius:8px;text-align:start;font-size:.9688rem;font-weight:600}
.menu-pop button:hover,.menu-pop a:hover,.menu-pop button:focus-visible,.menu-pop a:focus-visible{background:var(--paper)}
.menu-pop button .ico{opacity:0;color:var(--rust)}
.menu-pop button[aria-checked="true"] .ico{opacity:1}
.menu-pop a{flex-direction:column;align-items:flex-start;gap:2px}
.menu-pop a span{font-weight:400;color:var(--muted);font-size:.875rem;font-variant-numeric:tabular-nums}
.menu-pop a[role="menuitemradio"]{flex-direction:row;align-items:center;gap:16px}
.menu-pop a[role="menuitemradio"] span{font-weight:600;color:inherit;font-size:.9688rem}
.menu-pop a[role="menuitemradio"] .ico{opacity:0;color:var(--rust)}
.menu-pop a[aria-checked="true"] .ico{opacity:1}

.burger{position:relative;width:44px;height:44px;border:0;background:transparent;border-radius:50%}
.burger span{position:absolute;inset-inline:12px;height:2px;background:var(--ink);border-radius:2px;transition:transform var(--t-med) var(--ease),top var(--t-med) var(--ease)}
.burger span:nth-child(1){top:18px}.burger span:nth-child(2){top:25px}
.is-open .burger span:nth-child(1){top:21.5px;transform:rotate(45deg)}
.is-open .burger span:nth-child(2){top:21.5px;transform:rotate(-45deg)}

.mnav{position:absolute;inset-inline:0;top:100%;display:grid;grid-template-rows:0fr;background:var(--paper);transition:grid-template-rows .4s var(--ease),box-shadow .4s var(--ease)}
.mnav-inner{overflow:hidden;min-height:0;visibility:hidden;transition:visibility 0s .4s}
.is-open .mnav{grid-template-rows:1fr;box-shadow:0 30px 40px -24px rgba(17,17,17,.25);border-bottom:1px solid var(--line)}
.is-open .mnav-inner{visibility:visible;transition-delay:0s}
.mnav-links{display:flex;flex-direction:column;padding-block:8px}
.mnav-links a{padding:16px 0;font-family:var(--font-display);font-weight:700;font-size:1.5rem;letter-spacing:-.02em;border-bottom:1px solid var(--line)}
.mnav-links a[aria-current="page"]{color:var(--rust)}
.mnav-foot{display:flex;flex-direction:column;gap:16px;padding-block:20px 28px}
.seg{display:inline-grid;grid-auto-flow:column;grid-auto-columns:1fr;padding:4px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-pill)}
.seg button,.seg a{display:block;border:0;background:transparent;padding:10px 14px;border-radius:var(--r-pill);font-weight:600;font-size:.9375rem;text-align:center;white-space:nowrap;transition:background var(--t-med),color var(--t-med)}
.seg button[aria-pressed="true"],.seg a[aria-current="true"]{background:var(--ink);color:#fff}
.mnav-foot .seg{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:100%}
.mnav-foot .seg a{padding:10px 4px;font-size:.875rem}

@media (min-width:640px){.lang-menu{display:block}.hdr-cta{display:inline-flex}}
@media (min-width:1080px){.nav{display:flex}.burger,.mnav{display:none}}
/* Between the burger breakpoint and a comfortable desktop width the longer French and Arabic labels need tighter spacing. */
@media (min-width:1080px) and (max-width:1279px){
  .hdr{gap:12px}.nav{gap:0}.nav-link{padding-inline:9px;font-size:.9062rem}.nav-link::after{inset-inline:9px}
  .hdr-actions{gap:8px}.hdr-cta{padding-inline:16px}
}

/* ---------- reveal motion (progressive: content is visible without JS) ---------- */
.js [data-reveal]{opacity:0;transition:opacity .8s var(--ease),transform .8s var(--ease),clip-path 1s var(--ease);transition-delay:calc(var(--i,0)*90ms)}
.js [data-reveal="up"]{transform:translateY(14px)}
.js [data-reveal="mask"]{clip-path:inset(0 0 100% 0);opacity:1}
.js [data-reveal="draw-x"]{clip-path:inset(0 100% 0 0);opacity:1;transition-duration:1.4s}
.js [data-reveal="draw-y"]{clip-path:inset(0 0 100% 0);opacity:1;transition-duration:1.4s}
.js [data-reveal].in{opacity:1;transform:none;clip-path:inset(0 0 0 0)}
html[dir="rtl"].js [data-reveal="draw-x"]{clip-path:inset(0 0 0 100%)}
html[dir="rtl"].js [data-reveal="draw-x"].in{clip-path:inset(0 0 0 0)}

.line{display:block;overflow:hidden;padding-bottom:.1em;margin-bottom:-.1em}
.line>span{display:block}
.js .rise .line>span{transform:translateY(108%);animation:rise 1s var(--ease) forwards;animation-delay:calc(var(--i,0)*120ms + 120ms)}
@keyframes rise{to{transform:none}}
.js .fade-in{opacity:0;animation:fade-in .9s var(--ease) forwards;animation-delay:calc(var(--i,0)*110ms + 120ms)}
@keyframes fade-in{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ---------- section scaffolding ---------- */
.sec{padding-block:var(--sec)}
.sec-tight{padding-block:calc(var(--sec)*.6)}
.sec-head{display:grid;gap:var(--s5);max-width:880px;margin-bottom:clamp(40px,6vw,80px)}
.on-dark{background:var(--ink);color:var(--on-dark)}
.on-dark .lead,.on-dark .small,.on-dark .muted{color:var(--on-dark-muted)}
.bg-white{background:var(--white)}
.bg-sand{background:var(--sand-soft)}
.hair{border:0;border-top:1px solid var(--line);margin:0}

/* dashed rails */
.rail-h{height:6px;background:var(--rail-h) 0 0/26px 6px repeat-x}
.rail-v{width:6px;background:var(--rail-v) 0 0/6px 26px repeat-y}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--on-dark);padding-block:clamp(56px,8vw,96px) 32px}
.foot-grid{display:grid;gap:40px;grid-template-columns:1fr}
.foot-brand p{margin-top:20px;max-width:40ch;color:var(--on-dark-muted);font-size:var(--fs-small)}
.foot-col{display:flex;flex-direction:column;align-items:flex-start;gap:10px;min-width:0}
.foot-col h2{font-family:var(--font-body);font-size:.875rem;font-weight:600;color:var(--on-dark-muted);margin-bottom:6px;letter-spacing:.01em}
.foot-col a,.foot-col button{color:var(--on-dark);font-size:.9688rem;transition:color var(--t-fast)}
.foot-col a:hover,.foot-col button:hover{color:var(--ember)}
.foot-contact a,.foot-contact button{display:flex;align-items:center;gap:12px;padding:0;border:0;background:none;text-align:start}
.foot-contact .ico{color:var(--ember);width:1.5em;height:1.5em}
.foot-contact b{display:block;font-weight:600;font-size:.9688rem}
.foot-contact small{display:block;color:var(--on-dark-muted);font-size:.875rem;font-variant-numeric:tabular-nums}
.foot-base{display:flex;flex-wrap:wrap;gap:12px 32px;justify-content:space-between;margin-top:clamp(40px,6vw,72px);padding-top:24px;border-top:1px solid var(--line-dark);font-size:.875rem;color:var(--on-dark-muted)}
.foot-legal{display:flex;gap:24px}
.foot-legal a:hover{color:var(--on-dark)}
@media (min-width:700px){.foot-grid{grid-template-columns:repeat(2,1fr)}.foot-brand{grid-column:1/-1}}
@media (min-width:1040px){.foot-grid{grid-template-columns:1.35fr 1fr 1fr 1fr 1.6fr}.foot-brand{grid-column:auto}}

/* ---------- discreet email link ---------- */
.mail-link{display:inline-flex;align-items:center;gap:8px;padding:6px 2px;font-weight:600;font-size:.9688rem;transition:color var(--t-fast)}
.mail-link .ico{width:1.2em;height:1.2em}
.mail-link-dark{color:var(--on-dark)}.mail-link-dark .ico{color:var(--ember)}.mail-link-dark:hover{color:var(--ember)}
.mail-link-light{color:var(--ink)}.mail-link-light .ico{color:var(--rust)}.mail-link-light:hover{color:var(--rust)}

/* ---------- official address + copy ---------- */
.addr{font-style:normal;display:grid;gap:8px;justify-items:start}
.addr p{margin:0}
.addr-line{max-width:34ch;line-height:1.55}
.addr-zh-row{display:grid;gap:2px}
.addr-zh-label{font-size:.8125rem;font-weight:600;color:var(--muted)}
.addr-zh{font-weight:600;line-height:1.7;overflow-wrap:anywhere}
.nb{white-space:nowrap}
.addr-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px}
.copy-btn{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:0 14px;border:1.5px solid var(--line-strong);border-radius:var(--r-pill);background:transparent;color:var(--ink);font-weight:600;font-size:.875rem;transition:border-color var(--t-fast),color var(--t-fast),background var(--t-fast)}
.copy-btn:hover{border-color:var(--ink);background:var(--white)}
.copy-btn .ico{width:1.15em;height:1.15em}
.copy-btn.is-done{border-color:var(--ok);color:var(--ok)}
.copy-status{font-size:.8125rem;color:var(--muted)}
.copy-status:empty{display:none}
.site-footer .foot-contact .copy-btn{padding:0 14px;border:1.5px solid var(--line-dark);color:var(--on-dark);font-size:.875rem;background:transparent}
.site-footer .foot-contact .copy-btn:hover{border-color:var(--ember);color:var(--ember)}
.site-footer .foot-contact .copy-btn .ico{color:currentColor;width:1.15em;height:1.15em}
.site-footer .foot-contact .copy-btn.is-done{border-color:#7FD1A6;color:#7FD1A6}
.site-footer .copy-status,.site-footer .addr-zh-label{color:var(--on-dark-muted)}
.foot-office{display:grid;gap:10px;width:100%;margin-top:12px;padding-top:18px;border-top:1px solid var(--line-dark)}
.foot-office h3{font-family:var(--font-body);font-size:.875rem;font-weight:600;color:var(--on-dark-muted)}
.foot-office .addr-line{font-size:.9688rem}

/* ---------- dialog (WeChat) ---------- */
.dlg{border:0;border-radius:var(--r-lg);padding:0;width:min(92vw,400px);background:var(--white);color:var(--ink);box-shadow:var(--sh-2)}
.dlg::backdrop{background:rgba(17,17,17,.55);backdrop-filter:blur(3px)}
.dlg[open]{animation:dlg-in .3s var(--ease)}
@keyframes dlg-in{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.dlg-body{position:relative;display:grid;gap:16px;justify-items:center;text-align:center;padding:36px 28px 28px}
.dlg-body h2{font-family:var(--font-display);font-size:1.375rem;letter-spacing:-.02em;padding-inline:24px}
.dlg-body img{width:min(100%,280px);height:auto;border-radius:var(--r-md);border:1px solid var(--line)}
.dlg-body p{font-size:var(--fs-small);color:var(--muted);max-width:30ch}
.dlg-close{position:absolute;top:10px;inset-inline-end:10px;width:40px;height:40px;display:grid;place-items:center;border:0;background:var(--paper);border-radius:50%}
.dlg-close:hover{background:var(--line)}

/* ---------- forms: shared controls ---------- */
.field{display:grid;gap:8px;min-width:0}
.label{font-weight:600;font-size:.9688rem;display:flex;gap:6px;align-items:baseline}
.label .opt{font-weight:400;color:var(--muted);font-size:.875rem}
.hint{font-size:.875rem;color:var(--muted);line-height:1.45}
.control{width:100%;min-height:50px;padding:12px 14px;background:var(--white);border:1.5px solid var(--line-strong);border-radius:var(--r-sm);transition:border-color var(--t-fast),box-shadow var(--t-fast);appearance:none;-webkit-appearance:none}
select.control{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23111' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:var(--o-end) 12px center;background-size:18px;padding-inline-end:40px}
textarea.control{min-height:120px;resize:vertical;line-height:1.5}
.control:hover{border-color:var(--muted-2)}
.control:focus{outline:none;border-color:var(--rust);box-shadow:0 0 0 3px rgba(168,69,47,.18)}
.control::placeholder{color:#9A958F}
.field.has-error .control{border-color:var(--err)}
.field.has-error .control:focus{box-shadow:0 0 0 3px rgba(179,38,30,.16)}
.error{display:none;gap:6px;align-items:flex-start;font-size:.875rem;color:var(--err);font-weight:600}
.field.has-error .error{display:flex}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative}
.chip input{position:absolute;inset:0;opacity:0;cursor:pointer;margin:0}
.chip span{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border:1.5px solid var(--line-strong);border-radius:var(--r-pill);background:var(--white);font-weight:600;font-size:.9375rem;transition:border-color var(--t-fast),background var(--t-fast),color var(--t-fast)}
.chip:hover span{border-color:var(--muted-2)}
.chip input:checked+span{background:var(--ink);border-color:var(--ink);color:#fff}
.chip input:focus-visible+span{outline:2px solid var(--rust);outline-offset:3px}
.chip .ico{width:1.1em;height:1.1em}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-delay:0s!important;animation-iteration-count:1!important;transition-duration:.001ms!important;transition-delay:0s!important}
  .js [data-reveal],.js .fade-in{opacity:1;transform:none;clip-path:none}
  .js .rise .line>span{transform:none}
}

/* 02-home.css */
/* ==========================================================================
   Home page
   ========================================================================== */

/* ---------- hero ---------- */
.hero{padding-block:clamp(24px,4vw,56px) clamp(56px,8vw,112px);overflow:hidden}
.hero-grid{display:grid;gap:clamp(24px,4vw,64px);align-items:center;grid-template-columns:minmax(0,1fr)}
.hero-copy{display:grid;gap:clamp(20px,2.4vw,32px);justify-items:start;min-width:0}
.hero-copy .lead{max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}
.hero-support{font-size:var(--fs-small);font-weight:600;color:var(--char);letter-spacing:.01em}
.hero-paths{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;padding-top:20px;border-top:1px solid var(--line);width:100%;max-width:560px}
.hero-paths a{font-weight:600;font-size:.9688rem}
.hero-paths .sep{width:1px;height:18px;background:var(--line-strong)}
@media (max-width:560px){.hero-paths .sep{display:none}.hero-paths{gap:12px 24px}}
.hero-paths a.link{padding-bottom:2px}

.hero-fig{margin:0;display:grid;gap:10px;width:100%;max-width:640px;justify-self:center}
.hero-art{position:relative;aspect-ratio:640/600;width:100%;margin-bottom:44px}
.hero-art>svg{width:100%;height:100%}
html[dir="rtl"] .hero-art>svg{transform:scaleX(-1)}
.hero-fig figcaption{text-align:center;font-size:.8125rem;color:var(--muted)}
.art-tag{position:absolute;left:var(--x);transform:translate(var(--tx,-50%),-50%);display:inline-flex;align-items:center;gap:6px;padding:6px 11px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-pill);font-size:.75rem;font-weight:600;color:var(--char);white-space:nowrap;box-shadow:0 6px 18px -10px rgba(17,17,17,.3);transition:opacity .5s var(--ease)}
.js .art-tag{opacity:0}
.art-tag .ico{width:14px;height:14px;color:var(--rust)}
.js .art-tag.on,.no-motion .art-tag{opacity:1}
.art-place{position:absolute;left:var(--x);transform:translate(var(--tx,-50%),0);white-space:nowrap;text-align:center;font-weight:600;font-size:.875rem;line-height:1.25;color:var(--ink)}
html[dir="rtl"] .art-tag,html[dir="rtl"] .art-place{left:auto;right:var(--x);--tx:50%}
.art-place small{display:block;font-weight:400;color:var(--muted);font-size:.75rem}
.js .route-draw{stroke-dasharray:var(--len,1000);stroke-dashoffset:var(--len,1000);transition:stroke-dashoffset 1.8s var(--ease-io) .5s}
.js .hero-art.drawn .route-draw,.no-motion .route-draw{stroke-dashoffset:0}
.js .art-cube{opacity:0;transform:translateY(14px);transition:opacity .8s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--i,0)*120ms + 200ms)}
.js .hero-art.drawn .art-cube,.no-motion .art-cube{opacity:1;transform:none}
.js .art-ghost{opacity:0;transition:opacity 1s var(--ease) 1.4s}
.js .hero-art.drawn .art-ghost,.no-motion .art-ghost{opacity:1}
@media (min-width:960px){
  .hero-grid{grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr)}
}
@media (max-width:959px){
  .hero-art{max-width:520px}
}

/* ---------- stages (Find / Secure / Prepare / Deliver) ---------- */
.stages{position:relative;display:grid;gap:40px;grid-template-columns:minmax(0,1fr)}
.stages-rail{display:none}
.stage{position:relative;padding-inline-start:72px}
.stage a{display:grid;gap:10px;color:inherit}
.stage-node{position:absolute;inset-inline-start:0;top:-4px;width:52px;height:60px;display:grid;place-items:center;transition:transform var(--t-med) var(--ease)}
.stage-node svg{width:44px;height:50px}
.stage:hover .stage-node,.stage a:focus-visible .stage-node{transform:translateY(-5px)}
.stage-no{font-size:.875rem;font-weight:600;color:var(--muted);font-variant-numeric:tabular-nums}
.stage-name{font-family:var(--font-display);font-weight:700;font-size:clamp(2.4rem,4.6vw,4rem);line-height:1;letter-spacing:-.04em}
html[lang^="zh"] .stage-name{letter-spacing:0}
.stage-desc{color:var(--muted);max-width:26ch;font-size:1rem}
.stage .link{margin-top:6px;color:var(--rust);width:max-content;font-size:.9688rem}
.stages::before{content:"";position:absolute;inset-inline-start:25px;top:48px;bottom:48px;width:6px;background:var(--rail-v) 0 0/6px 26px repeat-y}
@media (min-width:860px){
  .stages{grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
  .stages::before{display:none}
  .stages-rail{display:block;position:absolute;inset-inline:26px 0;top:25px;height:6px;background:var(--rail-h) 0 0/26px 6px repeat-x}
  .stage{padding-inline-start:0;padding-top:96px}
  .stage-node{inset-inline-start:0;top:0;height:60px}
}

/* ---------- Trade Journey (signature) ---------- */
.journey-sec{background:var(--white);border-block:1px solid var(--line)}
.journey{position:relative}
.journey-grid{display:grid;gap:clamp(24px,5vw,80px);grid-template-columns:minmax(0,1fr)}
.jstage,.jstrip{display:none}
.jsteps{display:grid;gap:0}
.jstep{display:grid;gap:14px;align-content:center;padding-block:28px;border-top:1px solid var(--line);opacity:1;transition:opacity .5s var(--ease)}
.jstep:first-child{border-top:0}
.jstep-head{display:flex;align-items:center;gap:14px}
.jstep-no{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;border:1.5px solid var(--line-strong);font-weight:600;font-size:.875rem;font-variant-numeric:tabular-nums;color:var(--muted);transition:background var(--t-med),border-color var(--t-med),color var(--t-med)}
.jstep h3{font-family:var(--font-display);font-weight:700;font-size:clamp(1.75rem,3.2vw,2.75rem);line-height:1.05;letter-spacing:-.03em}
html[lang^="zh"] .jstep h3{letter-spacing:0}
.jstep p{color:var(--muted);max-width:44ch}
.jstep ul{display:grid;gap:8px;margin-top:4px}
.jstep li{display:flex;gap:10px;align-items:flex-start;font-size:var(--fs-small)}
.jstep li .ico{margin-top:3px;color:var(--rust);width:1.1em;height:1.1em}
.journey-note{margin-top:clamp(28px,4vw,48px);font-size:var(--fs-small);color:var(--muted)}

/* Live (scroll-linked) mode: JS adds .is-live; static layout is the default and the reduced-motion layout */
.journey.is-live .jstep{min-height:62vh;opacity:.38}
.journey.is-live .jstep.is-active{opacity:1}
.journey.is-live .jstep.is-active .jstep-no,.journey.is-live .jstep.is-past .jstep-no{background:var(--ink);border-color:var(--ink);color:#fff}
.journey.is-live .jstep.is-active .jstep-no{background:var(--rust);border-color:var(--rust)}
.journey.is-live .jstep:first-child{padding-top:10vh}
.journey.is-live .jstep:last-child{padding-bottom:18vh}

/* Mobile progress strip */
.journey.is-live .jstrip{display:block;position:sticky;top:var(--header-h);z-index:5;margin-inline:calc(-1*var(--gutter));padding:14px var(--gutter) 10px;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.jstrip-track{position:relative;height:44px;margin-inline:18px}
.jstrip-line{position:absolute;inset-inline:0;top:20px;height:6px;background:var(--rail-h) 0 0/26px 6px repeat-x;opacity:.28}
.jstrip-fill{position:absolute;inset-inline-start:0;top:19px;height:8px;width:calc(var(--p,0)*100%);background:var(--rust);border-radius:4px;transition:width .25s linear}
.jstrip-dot{position:absolute;top:13px;left:var(--x);width:20px;height:20px;margin-left:-10px;border-radius:50%;background:var(--white);border:2px solid var(--line-strong);transition:border-color var(--t-med),background var(--t-med)}
.jstrip-dot.is-past{border-color:var(--rust);background:var(--rust)}
.jstrip-dot.is-active{border-color:var(--rust);background:var(--white);box-shadow:0 0 0 4px rgba(168,69,47,.18)}
.jstrip-cube{position:absolute;top:-6px;width:26px;height:30px;margin-left:-13px;left:calc(var(--p,0)*100%);transition:left .25s linear,right .25s linear;z-index:2}
html[dir="rtl"] .jstrip-dot{left:auto;right:var(--x);margin-left:0;margin-right:-10px}
html[dir="rtl"] .jstrip-cube{left:auto;right:calc(var(--p,0)*100%);margin-left:0;margin-right:-13px}
html[dir="rtl"] .jstrip-cube svg{transform:scaleX(-1)}
.jstrip-labels{display:flex;justify-content:space-between;font-size:.6875rem;font-weight:600;color:var(--muted);margin-inline:-4px}
.jstrip-labels span{flex:1;text-align:center}
.jstrip-labels span.is-active{color:var(--rust)}

/* Desktop sticky stage */
@media (min-width:960px){
  .journey-grid{grid-template-columns:minmax(0,1fr) minmax(0,480px)}
  .jstage{display:block;position:relative;grid-column:2;grid-row:1}
  .jsteps{grid-column:1;grid-row:1}
  .journey.is-live .jstage{position:sticky;top:calc(var(--header-h) + 24px);height:calc(100vh - var(--header-h) - 64px);max-height:700px;align-self:start}
  .journey.is-live .jstrip{display:none}
  .journey:not(.is-live) .jstage{align-self:start}
  .jstage svg{width:100%;height:100%;overflow:visible}
}
.jnode{transition:opacity .5s var(--ease),filter .5s var(--ease)}
.journey.is-live .jnode{opacity:.32;filter:grayscale(.9)}
.journey.is-live .jnode.is-past,.journey.is-live .jnode.is-active{opacity:1;filter:none}
.jnode text{font-family:var(--font-body);font-weight:600;font-size:15px;fill:var(--ink)}
.jtag{opacity:0;transform:translateY(6px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.jnode.is-active .jtag,.journey:not(.is-live) .jtag{opacity:1;transform:none}
.jring{fill:none;stroke:var(--rust);stroke-width:2;opacity:0;transform-box:fill-box;transform-origin:center}
.jnode.is-active .jring{animation:ring 1.6s var(--ease) 1}
@keyframes ring{0%{opacity:.7;transform:scale(.6)}100%{opacity:0;transform:scale(1.6)}}
#jroute-progress{fill:none;stroke:var(--rust);stroke-width:6;stroke-linecap:round}
#jroute-track{fill:none;stroke:#BDB5AB;stroke-width:5;stroke-linecap:round;stroke-dasharray:14 21}
#jmarker{will-change:transform}
.journey:not(.is-live) #jmarker{display:none}

/* ---------- why casaeast (dark, editorial, numbered) ---------- */
.why{position:relative;overflow:hidden;padding-block:clamp(72px,10vw,136px)}
.why>.wrap{position:relative;z-index:2}
.why-art{position:absolute;inset-inline-end:max(-80px,-5vw);top:clamp(24px,5vw,72px);width:min(48vw,500px);opacity:.5;pointer-events:none;z-index:1}
.why-art .rt{fill:none;stroke:#E6D9C2;stroke-opacity:.5;stroke-width:12;stroke-linecap:round;stroke-dasharray:16 40}
@media (max-width:759px){.why-art{opacity:.14;width:92vw}}
.why-head{display:grid;gap:var(--s5);max-width:780px;margin-bottom:clamp(40px,6vw,88px)}
.why-head .h2{font-size:clamp(2.4rem,6vw,5.2rem);line-height:1;letter-spacing:-.04em}
.why-list{display:grid;border-bottom:1px solid var(--line-dark)}
.why-row{position:relative;display:grid;gap:10px 20px;grid-template-columns:auto minmax(0,1fr);grid-template-areas:"n h" ". d" ". g";align-items:start;padding-block:clamp(26px,3.4vw,44px);border-top:1px solid var(--line-dark)}
.why-row::before{content:"";position:absolute;inset-inline:0;top:-1px;height:2px;background:var(--ember);transform:scaleX(0);transform-origin:var(--o) center;transition:transform .6s var(--ease)}
.why-row:hover::before{transform:scaleX(1)}
.why-n{grid-area:n;direction:ltr;unicode-bidi:isolate;min-width:2.15ch;font-family:var(--font-display);font-weight:700;font-size:clamp(2.25rem,4.6vw,4rem);line-height:.9;letter-spacing:-.04em;font-variant-numeric:tabular-nums;color:transparent;-webkit-text-stroke:1.5px var(--ember);transition:color .4s var(--ease)}
.why-row:hover .why-n{color:var(--ember)}
.why-h{grid-area:h;font-family:var(--font-display);font-weight:700;font-size:clamp(1.5rem,2.7vw,2.375rem);line-height:1.08;letter-spacing:-.03em;text-wrap:balance}
.why-d{grid-area:d;color:var(--on-dark-muted);max-width:46ch}
.why-glyph{grid-area:g;color:var(--on-dark-muted);padding-top:6px;transition:transform .5s var(--ease)}
.why-glyph svg{width:120px;height:64px;overflow:visible}
.why-glyph .gb{fill:currentColor;opacity:.42}
.why-glyph .gl{fill:none;stroke:currentColor;opacity:.7}
.why-glyph .ge{fill:none;stroke:var(--ember)}
.why-glyph .gf{fill:var(--ember);stroke:none}
.why-row:hover .why-glyph{transform:translateX(calc(6px*var(--dir)))}
.why-hello{display:grid;grid-template-columns:repeat(2,auto);gap:2px 18px;justify-content:start;align-content:start;font-family:var(--font-display);font-weight:700;font-size:1.1875rem;line-height:1.35;color:var(--on-dark)}
.why-hello span:nth-child(2){color:var(--ember)}
.why-hello span:nth-child(3){color:var(--on-dark-muted)}
.why-note{margin-top:var(--s5);font-size:var(--fs-small);color:var(--on-dark-muted);max-width:62ch}
@media (min-width:720px){
  .why-row{grid-template-columns:clamp(88px,10vw,136px) minmax(0,1fr) 170px;grid-template-areas:"n h g" "n d g";column-gap:clamp(20px,3vw,40px)}
}
@media (min-width:1080px){
  .why-row{grid-template-columns:clamp(100px,10vw,150px) minmax(0,5fr) minmax(0,4fr) 170px;grid-template-areas:"n h d g"}
}

/* ---------- shipping inquiry ---------- */
.inq{display:grid;gap:clamp(32px,5vw,72px);grid-template-columns:minmax(0,1fr);align-items:start}
.inq-copy{display:grid;gap:var(--s5)}
.inq-note{display:flex;gap:12px;align-items:flex-start;padding:16px 18px;border-inline-start:3px solid var(--rust);background:var(--sand-soft);border-radius:0;border-start-end-radius:var(--r-md);border-end-end-radius:var(--r-md);font-size:var(--fs-small);color:var(--char);max-width:46ch}
.inq-note .ico{color:var(--rust);margin-top:2px;width:1.3em;height:1.3em}
.inq-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:clamp(20px,3vw,36px);display:grid;gap:24px;min-width:0}
.inq-progress{display:flex;gap:6px}
.inq-progress i{flex:1;height:4px;border-radius:2px;background:var(--line);transition:background var(--t-med)}
.inq-progress i.on{background:var(--rust)}
.inq-stepname{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:.875rem;color:var(--muted);font-weight:600}
.inq-panel{display:grid;gap:20px;animation:panel-in .4s var(--ease)}
@keyframes panel-in{from{opacity:0;transform:translateX(calc(12px*var(--dir)))}to{opacity:1;transform:none}}
.inq-panel h3{font-family:var(--font-display);font-size:1.5rem;letter-spacing:-.02em;line-height:1.15}
.inq-row{display:grid;gap:16px;grid-template-columns:minmax(0,1fr)}
.inq-actions{display:flex;justify-content:space-between;gap:12px;align-items:center;padding-top:4px}
.inq-sum{display:grid;gap:0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.inq-sum div{display:flex;justify-content:space-between;gap:16px;padding:13px 16px;border-top:1px solid var(--line);font-size:var(--fs-small)}
.inq-sum div:first-child{border-top:0}
.inq-sum dt{color:var(--muted)}
.inq-sum dd{margin:0;font-weight:600;text-align:end}
.inq-route{display:flex;align-items:center;gap:14px;padding:16px;background:var(--paper);border-radius:var(--r-md)}
.inq-route svg{width:28px;height:32px;flex:none}
.inq-route .rail-h{flex:1;min-width:20px;height:6px}
.inq-route b{font-family:var(--font-display);font-size:1.0625rem;letter-spacing:-.01em}
@media (min-width:640px){.inq-row.two{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:960px){.inq{grid-template-columns:minmax(0,5fr) minmax(0,6fr)}}

/* ---------- two pathways ---------- */
.paths{display:grid;gap:20px;grid-template-columns:minmax(0,1fr);align-items:end}
.path{position:relative;display:grid;align-content:space-between;gap:48px;padding:clamp(28px,4vw,56px);border-radius:var(--r-lg);overflow:hidden;min-height:520px;isolation:isolate;transition:transform var(--t-slow) var(--ease),box-shadow var(--t-slow) var(--ease)}
.path:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.path-buy{background:var(--sand);color:var(--ink)}
.path-sup{background:var(--char);color:var(--on-dark)}
.path-top{display:grid;gap:20px;position:relative;z-index:2}
.path h3{font-family:var(--font-display);font-weight:700;font-size:clamp(1.9rem,3.4vw,3rem);line-height:1.04;letter-spacing:-.034em;text-wrap:balance}
.path-who{font-weight:600;font-size:.9688rem;color:rgba(17,17,17,.7)}
.path-sup .path-who{color:var(--ember)}
.path ul{display:grid;gap:12px;max-width:40ch}
.path li{display:flex;gap:12px;align-items:flex-start;font-size:1rem}
.path li .ico{margin-top:3px;width:1.15em;height:1.15em;color:var(--rust)}
.path-sup li .ico{color:var(--ember)}
.path-bottom{position:relative;z-index:2}
.path-art{position:absolute;inset-inline-end:-8px;bottom:-12px;width:min(46%,260px);z-index:1;pointer-events:none;transition:transform var(--t-slow) var(--ease)}
.path:hover .path-art{transform:translateY(-8px)}
@media (max-width:899px){.path{min-height:0;gap:32px}.path-art{position:relative;inset-inline-end:auto;bottom:auto;justify-self:end;width:140px;margin-block:-12px -20px;margin-inline:0 -12px}}
@media (min-width:900px){
  .paths{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
  .path-sup{margin-top:0}
}

/* ---------- how it works ---------- */
.steps{display:grid;gap:0;counter-reset:s;grid-template-columns:minmax(0,1fr)}
.step{position:relative;display:grid;align-content:start;gap:8px;padding:0 0 36px;padding-inline-start:64px;counter-increment:s}
.step::before{content:counter(s);position:absolute;inset-inline-start:0;top:0;width:44px;height:44px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-weight:600;font-variant-numeric:tabular-nums;z-index:1}
.step::after{content:"";position:absolute;inset-inline-start:19px;top:52px;bottom:6px;width:6px;background:var(--rail-v) 0 0/6px 26px repeat-y;opacity:.3}
.step:last-child{padding-bottom:0}.step:last-child::after{display:none}
.step:last-child::before{background:var(--rust)}
.step h3{font-family:var(--font-display);font-weight:700;font-size:1.375rem;letter-spacing:-.02em;line-height:1.2;padding-top:8px}
.step p{color:var(--muted);max-width:30ch;font-size:1rem}
.steps-note{margin-top:clamp(32px,5vw,56px);display:flex;gap:12px;align-items:flex-start;color:var(--muted);font-size:var(--fs-small);max-width:62ch}
.steps-note .ico{color:var(--rust);margin-top:2px}
@media (min-width:860px){
  .steps{grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
  .step{padding:72px 0 0}
  .step::before{top:0}
  .step::after{inset-inline:44px -28px;top:19px;bottom:auto;width:auto;height:6px;background:var(--rail-h) 0 0/26px 6px repeat-x;opacity:.3}
  .step:last-child::after{display:none}
}

/* ---------- final CTA ---------- */
.final{position:relative;overflow:hidden;padding-block:clamp(72px,10vw,144px)}
.final-grid{position:relative;z-index:2;display:grid;gap:36px}
.final-grid>*{max-width:820px}
.final h2{font-size:clamp(2.4rem,6vw,5.2rem);line-height:1;letter-spacing:-.04em}
.final .lead{color:var(--on-dark-muted);max-width:46ch}
.final-cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.final-art{position:absolute;inset-inline-end:max(-60px,-4vw);bottom:28px;width:min(62vw,620px);opacity:.95;z-index:1;pointer-events:none}
.final-art .rt{fill:none;stroke:#E6D9C2;stroke-opacity:.55;stroke-width:12;stroke-linecap:round;stroke-dasharray:16 40}
@media (max-width:759px){.final-art{opacity:.28;width:110vw;inset-inline-end:-20vw;bottom:-10px}}

/* WhatsApp menu on dark/light surfaces */
.wa-menu .btn{gap:10px}
.wa-menu .chev{width:1em;height:1em;transition:transform var(--t-med) var(--ease)}
.wa-menu.open .chev{transform:rotate(180deg)}
.wa-menu .menu-pop{inset-inline:0 auto;transform-origin:var(--o) top;min-width:240px}
.wa-menu.up .menu-pop{top:auto;bottom:calc(100% + 8px);transform-origin:var(--o) bottom}

.path-art-ghost{opacity:.5}
.path-art-ghost use{color:inherit}

/* 03-pages.css */
/* ==========================================================================
   Inner pages: shared page hero, services, suppliers, about, quote, legal
   ========================================================================== */

/* ---------- page hero ---------- */
.page-hero{padding-block:clamp(32px,5vw,72px) clamp(40px,6vw,88px)}
.page-hero.compact{padding-block:clamp(24px,4vw,56px) clamp(16px,3vw,32px)}
.page-hero.compact>.wrap{display:grid;gap:clamp(16px,2vw,24px);justify-items:start}
.page-hero-grid{display:grid;gap:32px;align-items:center}
.page-hero-copy{display:grid;gap:clamp(20px,2.4vw,32px);justify-items:start}
.page-hero-art{width:min(100%,380px);justify-self:start}
.page-hero .display{font-size:clamp(2.5rem,5.6vw,5rem)}
@media (min-width:900px){
  .page-hero-grid{grid-template-columns:minmax(0,1.5fr) minmax(0,.7fr)}
  .page-hero-art{justify-self:end}
}

/* ---------- services ---------- */
.svc-layout{display:grid;gap:24px;grid-template-columns:minmax(0,1fr)}
.svc-index nav{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
.svc-index nav::-webkit-scrollbar{display:none}
.svc-index{position:sticky;top:var(--header-h);z-index:6;background:rgba(245,243,241,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);margin-inline:calc(-1*var(--gutter));padding:10px var(--gutter);border-bottom:1px solid var(--line)}
.svc-index a{flex:none;padding:9px 16px;border:1.5px solid var(--line-strong);border-radius:var(--r-pill);background:var(--white);font-weight:600;font-size:.9375rem;white-space:nowrap;transition:background var(--t-fast),color var(--t-fast),border-color var(--t-fast)}
.svc-index a.is-active{background:var(--ink);border-color:var(--ink);color:#fff}
.svc-body{min-width:0}
.svc-group{padding-bottom:clamp(48px,7vw,96px)}
.svc-group-head{display:flex;gap:20px;align-items:flex-end;margin-bottom:clamp(20px,3vw,36px)}
.svc-group-head>svg{width:48px;height:55px;flex:none;margin-bottom:6px}
.svc-group-head .lead{margin-top:10px}
.svc{display:grid;gap:20px;padding-block:clamp(24px,3vw,36px);border-top:1px solid var(--line-strong)}
.svc-main{display:grid;gap:12px;align-content:start}
.svc-main p{color:var(--char);max-width:52ch}
.svc-facts{display:grid;gap:18px;margin:0}
.svc-facts dt{font-weight:600;font-size:.875rem;color:var(--rust);margin-bottom:4px}
.svc-facts dd{margin:0;color:var(--muted);max-width:48ch}
.svc-cta{width:max-content;color:var(--ink)}
.svc:hover .svc-cta{background-size:100% 1.5px}
.svc-group-sup .svc{border-top-color:var(--ink)}
.svc-avail{margin-top:24px}
@media (min-width:760px){
  .svc{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:20px 56px}
  .svc-cta{grid-column:2}
}
@media (min-width:960px){
  .svc-layout{grid-template-columns:190px minmax(0,1fr);gap:56px}
  .svc-index{top:calc(var(--header-h) + 24px);align-self:start;margin:0;padding:0;background:none;border:0;backdrop-filter:none;-webkit-backdrop-filter:none}
  .svc-index nav{flex-direction:column;gap:2px;overflow:visible}
  .svc-index a{border:0;background:none;border-radius:0;padding:10px 0;padding-inline-start:18px;border-inline-start:2px solid var(--line);color:var(--muted)}
  .svc-index a:hover{color:var(--ink)}
  .svc-index a.is-active{background:none;color:var(--ink);border-inline-start-color:var(--rust)}
}

/* ---------- accordion ---------- */
.acc{border-top:1px solid var(--line-strong)}
.acc-item{border-bottom:1px solid var(--line-strong)}
.acc-item h3{margin:0}
.acc-btn{display:flex;justify-content:space-between;align-items:center;gap:16px;width:100%;padding:22px 0;background:none;border:0;text-align:start;font-weight:600;font-size:1.0625rem;line-height:1.35}
.acc-btn .ico{width:1.3em;height:1.3em;color:var(--rust);transition:transform var(--t-med) var(--ease)}
.acc-btn[aria-expanded="true"] .ico{transform:rotate(135deg)}
.acc-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .38s var(--ease)}
.acc-panel>div{overflow:hidden;min-height:0;visibility:hidden;transition:visibility 0s .38s}
.acc-item.open .acc-panel{grid-template-rows:1fr}
.acc-item.open .acc-panel>div{visibility:visible;transition-delay:0s}
.acc-panel p{padding:0 0 24px;color:var(--muted);max-width:62ch}

/* ---------- suppliers ---------- */
.sup-hero{padding-block:clamp(40px,6vw,88px) clamp(56px,8vw,112px)}
.sup-hero-grid{display:grid;gap:40px;align-items:center}
.sup-hero-copy{display:grid;gap:28px;justify-items:start;min-width:0}
.sup-switch{background:rgba(255,255,255,.07);border-color:var(--line-dark)}
.sup-switch button,.sup-switch a{color:var(--on-dark)}
.sup-switch button[aria-pressed="true"],.sup-switch a[aria-current="true"]{background:var(--ember);color:var(--ink)}
.sup-h1{font-size:clamp(2.7rem,6.2vw,5.4rem)}
html[lang^="zh"] .sup-h1{font-size:clamp(3rem,7.4vw,6.4rem);line-height:1.12;letter-spacing:.01em}
.sup-art{max-width:560px;justify-self:center;width:100%}
.sup-art svg{width:100%;height:auto}
.sup-tag{margin-top:4px;text-align:center;font-weight:600;color:var(--ember);letter-spacing:.04em;font-size:.9375rem}
html[lang^="zh"] .sup-tag{letter-spacing:.3em}
@media (min-width:960px){.sup-hero-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}}

.ledger{border-top:1px solid var(--line-strong)}
.ledger-row{position:relative;display:grid;gap:10px;padding:clamp(24px,3vw,40px) 0;border-bottom:1px solid var(--line-strong)}
.ledger-row::before{content:"";position:absolute;inset-inline-start:0;top:-1px;height:2px;width:0;background:var(--rust);transition:width .6s var(--ease)}
.ledger-row:hover::before{width:100%}
.ledger-term{font-family:var(--font-display);font-weight:700;font-size:clamp(1.6rem,3.2vw,2.75rem);line-height:1.12;letter-spacing:-.03em;text-wrap:balance}
html[lang^="zh"] .ledger-term{letter-spacing:.01em;font-size:clamp(1.9rem,3.8vw,3.2rem)}
.ledger-row p{color:var(--muted);max-width:46ch}
@media (min-width:860px){.ledger-row{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:56px;align-items:baseline}}

.sup-who{display:grid;gap:32px}
.who-list{display:grid;gap:12px;align-content:start}
.who-list li{padding:18px 22px;border-inline-start:3px solid var(--rust);background:var(--white);border-radius:0;border-start-end-radius:var(--r-md);border-end-end-radius:var(--r-md);font-weight:600}
@media (min-width:860px){.sup-who{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:80px}}

.sup-contact{display:grid;gap:40px;align-items:center}
.sup-contact-copy{display:grid;gap:16px;justify-items:start}
.sup-contact-copy .lead{max-width:46ch}
.contact-list{display:grid;gap:16px;margin-block:12px 12px}
.contact-list a,.contact-btn{display:flex;gap:14px;align-items:center}
.contact-btn{padding:0;border:0;background:none;text-align:start;color:inherit}
.contact-list .ico{width:30px;height:30px;color:var(--rust)}
.contact-list b{display:block;font-weight:600;text-align:start}
.contact-list small{display:block;color:var(--muted);font-size:.9375rem;font-variant-numeric:tabular-nums}
.contact-list a:hover b,.contact-btn:hover b{color:var(--rust)}
.qr-card{margin:0;width:min(100%,340px);justify-self:center;display:grid;gap:12px;padding:16px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2)}
.qr-card img{width:100%;height:auto;border-radius:var(--r-md)}
.qr-card figcaption{display:flex;gap:8px;justify-content:center;align-items:center;font-weight:600;padding-bottom:4px}
.qr-card .ico{color:var(--ok)}
@media (min-width:860px){.sup-contact{grid-template-columns:minmax(0,1fr) auto;gap:96px}}

.faq{display:grid;gap:32px}
@media (min-width:960px){.faq{grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:80px}}

/* ---------- about ---------- */
.about-story{display:grid;gap:32px}
.story-text{display:grid;gap:20px;font-size:var(--fs-lead);line-height:1.6;color:var(--char);max-width:56ch}
@media (min-width:900px){.about-story{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:80px}}
.prin-grid{display:grid;gap:40px}
.prin>svg{width:44px;height:50px;margin-bottom:20px}
.prin p{margin-top:10px;color:var(--muted);max-width:34ch}
@media (min-width:860px){.prin-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:56px}}
.route-duo{display:grid;gap:24px}
.rd{display:grid;gap:14px;align-content:start;padding:clamp(24px,3vw,40px);background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg)}
.rd>svg{width:52px;height:60px}
.rd ul{display:grid;gap:10px;color:var(--muted)}
.rd li{display:flex;gap:12px}
.rd li::before{content:"";flex:none;width:14px;height:5px;margin-top:.7em;border-radius:3px;background:var(--rust)}
.rd-mid{display:none}
.route-note{margin-top:24px}
@media (min-width:860px){
  .route-duo{grid-template-columns:minmax(0,1fr) minmax(80px,.4fr) minmax(0,1fr);align-items:stretch}
  .rd-mid{display:block;align-self:center}
}
.big-langs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line-strong)}
.big-langs>div{padding:clamp(24px,3vw,40px) 0;border-bottom:1px solid var(--line-strong)}
.bl-word{font-family:var(--font-display);font-weight:700;font-size:clamp(1.9rem,4.4vw,3.6rem);letter-spacing:-.03em;line-height:1.15;display:block}
.big-langs>div:nth-child(2) .bl-word{color:var(--rust)}
@media (min-width:860px){.big-langs{grid-template-columns:repeat(4,minmax(0,1fr))}.big-langs>div{padding-inline-end:16px}}
.about-expect{display:grid;gap:32px}
.check-list{display:grid}
.check-list li{display:flex;gap:14px;align-items:flex-start;padding:20px 0;border-top:1px solid var(--line-strong);font-size:1.0625rem}
.check-list li:last-child{border-bottom:1px solid var(--line-strong)}
.check-list .ico{color:var(--rust);margin-top:2px}
@media (min-width:900px){.about-expect{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:80px}}

/* ---------- quote ---------- */
.quote-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;align-items:start}
.quote-main{display:grid;gap:24px;min-width:0}
.qf{display:grid;gap:20px}
.qf-alert{padding:14px 16px;background:#FBEAE8;border:1px solid #E8B9B5;border-radius:var(--r-md);color:#7A1C16;font-weight:600}
.qf-sec{display:grid;gap:20px;min-width:0;margin:0;padding:clamp(20px,3vw,32px);background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg)}
.qf-sec:not([hidden]){animation:panel-in .45s var(--ease)}
.qf-legend{padding:0;margin-bottom:4px;font-family:var(--font-display);font-weight:700;font-size:1.5rem;letter-spacing:-.02em;line-height:1.2;float:inline-start;width:100%}
.qf-legend+*{clear:both}
.qf-grid{display:grid;gap:20px}
@media (min-width:640px){.qf-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}}
.type-cards{display:grid;gap:10px}
@media (min-width:640px){.type-cards{grid-template-columns:repeat(3,minmax(0,1fr))}}
.type-card{position:relative;display:block}
.type-card input{position:absolute;inset:0;width:100%;height:100%;opacity:0;margin:0;cursor:pointer}
.type-card>span{display:grid;gap:4px;height:100%;padding:16px 18px;border:1.5px solid var(--line-strong);border-radius:var(--r-md);background:var(--white);transition:border-color var(--t-fast),box-shadow var(--t-fast),background var(--t-fast)}
.type-card b{font-weight:600}
.type-card small{color:var(--muted);font-size:.875rem;line-height:1.35}
.type-card:hover>span{border-color:var(--muted-2)}
.type-card input:checked+span{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink);background:var(--paper)}
.type-card input:focus-visible+span{outline:2px solid var(--rust);outline-offset:3px}
.field.has-error .type-cards .type-card>span,.field.has-error .chips .chip>span{border-color:var(--err)}
.hp{position:absolute;inline-size:1px;block-size:1px;margin:-1px;padding:0;border:0;overflow:hidden;clip-path:inset(50%);opacity:0;pointer-events:none;white-space:nowrap}
.qf-submit{display:grid;gap:14px;justify-items:start}
.btn-lg{min-height:56px;padding:0 32px;font-size:1.0625rem}
.qf-consent{max-width:56ch}
.q-result{display:grid;gap:16px;justify-items:start;padding:clamp(24px,4vw,40px);background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);animation:panel-in .45s var(--ease)}
.q-result:focus{outline:none}
.q-result .big{width:44px;height:44px;color:var(--rust)}
.q-result.ok .big{color:var(--ok)}
.q-result.err{border-color:#E8B9B5}
.q-result p{max-width:52ch;color:var(--char)}
.q-result-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.q-edit{background:none;border:0;padding:0 0 3px;color:var(--ink)}
.quote-aside{display:grid;gap:20px;align-content:start;padding:clamp(20px,3vw,32px);background:var(--sand-soft);border-radius:var(--r-lg)}
.qa-steps{counter-reset:q;display:grid;gap:14px}
.qa-steps li{counter-increment:q;position:relative;padding-inline-start:44px;color:var(--char)}
.qa-steps li::before{content:counter(q);position:absolute;inset-inline-start:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:.875rem;font-weight:600}
.quote-aside .inq-note{background:var(--white)}
.qa-contact{display:grid;gap:12px;justify-items:start}
@media (min-width:1000px){
  .quote-grid{grid-template-columns:minmax(0,1.55fr) minmax(0,.8fr);gap:48px}
  .quote-aside{position:sticky;top:calc(var(--header-h) + 24px)}
}

/* ---------- legal ---------- */
.legal{max-width:720px;display:grid;gap:14px;margin-inline:max(var(--gutter),calc((100% - 1240px)/2))}
.legal h2{margin-top:22px}
.legal p{color:var(--char)}

/* ---------- about: contact ---------- */
.about-contact{display:grid;gap:clamp(32px,5vw,64px);align-items:start}
.ac-intro{display:grid;gap:20px;justify-items:start}
.ac-intro .lead{max-width:44ch}
.ac-cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:8px}
.ac-card{display:grid;gap:22px;padding:clamp(22px,3vw,36px);background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg)}
.ac-company{font-family:var(--font-display);font-weight:700;font-size:1.5rem;letter-spacing:-.02em;line-height:1.2}
.ac-card .contact-list{margin:0}
.ac-office{display:grid;gap:10px;padding-top:22px;border-top:1px solid var(--line-strong)}
.ac-office .label{color:var(--muted);font-weight:600;font-size:.875rem}
.q-alt{margin:0}
@media (min-width:900px){.about-contact{grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:80px}}