/* HIC v5 — M, 2026-10-12. One family, one accent, real photography first. */
@font-face{font-family:"HIC Sans";src:url("assets/fonts/Manrope.ttf") format("truetype");font-weight:200 800;font-display:swap}

:root{
  --paper:#F5F5F1;
  --ink:#182420;
  --green:#1F5A3C;
  --stone:#E7E8E3;
  --rule:#D3D7D1;
  --muted:#5E6963;
  --font:"HIC Sans","Manrope",-apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --gutter:clamp(16px,4vw,56px);
  --max:1280px;
  --radius:2px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:1.0625rem;line-height:1.55;font-feature-settings:"tnum" 1}
html[lang="zh-CN"] body{line-height:1.75}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.015em;line-height:1.1}
h2{font-size:clamp(1.75rem,2.6vw,2.5rem);max-width:22ch}
h3{font-size:1.125rem;letter-spacing:0}
p{margin:0}
.fine{font-size:.875rem;color:var(--muted);max-width:70ch}
:focus-visible{outline:2px solid var(--green);outline-offset:3px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 12px;z-index:50}
.skip:focus{left:8px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:var(--radius);font:inherit;font-weight:600;text-decoration:none;cursor:pointer;border:1px solid transparent;white-space:nowrap}
.btn-ink{background:var(--ink);color:var(--paper)}
.btn-ink:hover{background:#0f1714}
.btn-paper{background:var(--paper);color:var(--ink)}
.btn-paper:hover{background:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--stone)}
.link-paper,.link-ink{font-weight:600;text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1.5px}
.link-paper{color:var(--paper)}
.link-ink{color:var(--ink);text-decoration-color:var(--green)}

/* Header */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:24px;padding:12px var(--gutter);background:rgba(245,245,241,.94);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--rule)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;margin-right:auto}
.brand img{width:48px;height:auto}
.brand-name{display:flex;flex-direction:column;line-height:1.15;font-weight:600;font-size:.95rem}
.brand-name small{font-weight:500;color:var(--muted);font-size:.78rem}
.nav{display:flex;gap:4px}
.nav a{text-decoration:none;padding:10px 12px;border-radius:var(--radius);font-weight:500}
.nav a:hover{background:var(--stone)}
.top-actions{display:flex;align-items:center;gap:8px}
.lang-switch,.menu-btn{min-height:44px;padding:0 12px;background:transparent;border:1px solid var(--rule);border-radius:var(--radius);font:inherit;font-weight:500;color:var(--ink);cursor:pointer}
.menu-btn{display:none}

/* Hero */
.hero{position:relative;min-height:min(88vh,840px);display:grid;align-items:end;isolation:isolate}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%;z-index:-2}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(24,36,32,.05) 0%,rgba(24,36,32,.3) 45%,rgba(24,36,32,.88) 100%),linear-gradient(90deg,rgba(24,36,32,.45) 0%,rgba(24,36,32,.15) 50%,rgba(24,36,32,0) 100%)}
.hero-text{padding:clamp(48px,8vw,96px) var(--gutter) clamp(40px,6vw,72px);color:var(--paper);max-width:min(100%,var(--max));margin:0 auto;width:100%}
.hero-kicker{font-size:.95rem;font-weight:600;opacity:.95;margin-bottom:18px}
.hero h1{font-size:clamp(2.25rem,5.2vw,4.6rem);max-width:17ch;letter-spacing:-.025em;line-height:1.02}
.hero-sub{margin-top:22px;max-width:52ch;font-size:clamp(1rem,1.4vw,1.2rem);line-height:1.5;opacity:.92}
.hero-cta{display:flex;align-items:center;gap:22px;margin-top:30px;flex-wrap:wrap}

/* Spec strip */
.spec{max-width:var(--max);margin:0 auto;padding:28px var(--gutter) 10px}
.spec-row{display:grid;grid-template-columns:repeat(5,1fr);margin:0;border-top:2px solid var(--ink)}
.spec-row>div{padding:18px 18px 18px 0;border-right:1px solid var(--rule)}
.spec-row>div:last-child{border-right:0}
.spec-row>div+div{padding-left:18px}
.spec-row dt{font-size:.85rem;color:var(--muted);font-weight:500}
.spec-row dd{margin:6px 0 0;font-size:1.6rem;font-weight:600;letter-spacing:-.01em;line-height:1.1}
.spec-row dd span{font-size:.95rem;font-weight:500;color:var(--muted);letter-spacing:0}
.spec-row{border-bottom:1px solid var(--rule)}
.spec-note{padding:14px 0 0;font-size:.85rem;color:var(--muted);max-width:80ch}

/* Sections */
.section{max-width:var(--max);margin:0 auto;padding:clamp(56px,8vw,112px) var(--gutter) 0}
.section-head{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px clamp(24px,5vw,80px);align-items:end;margin-bottom:36px}
.section-head p{max-width:60ch;color:var(--muted)}

/* Samples */
.toggles{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:center;margin-bottom:24px}
.range-toggle,.view-toggle{display:inline-flex;border:1px solid var(--ink);border-radius:var(--radius);overflow:hidden}
.range-toggle button{min-height:44px;padding:0 18px;background:transparent;border:0;border-right:1px solid var(--ink);font:inherit;font-weight:600;color:var(--ink);cursor:pointer}
.range-toggle button:last-child{border-right:0}
.range-toggle button.is-on{background:var(--ink);color:var(--paper)}
.view-toggle button{min-height:44px;padding:0 18px;background:transparent;border:0;border-right:1px solid var(--ink);font:inherit;font-weight:500;color:var(--ink);cursor:pointer}
.view-toggle button:last-child{border-right:0}
.view-toggle button.is-on{background:var(--ink);color:var(--paper)}
.samples{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px 20px}
.sample figure{margin:0}
.sample .ph{background:var(--stone);border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5;display:grid;place-items:center}
.sample img{width:100%;height:auto;object-fit:cover;object-position:center;background:var(--stone);aspect-ratio:4/3;border-radius:var(--radius)}
.sample img.is-model{aspect-ratio:4/5;object-position:center top}
.sample-cta>div{aspect-ratio:4/5}
.sample figcaption{padding:14px 2px 0}
.sample-cta>div{display:flex;flex-direction:column;justify-content:flex-end;gap:10px;padding:20px;border:1px solid var(--ink);border-radius:var(--radius)}
.sample-cta p{color:var(--muted);font-size:.95rem}
.sample-women{grid-column:1/-1}
.sample-women>div{aspect-ratio:auto;min-height:260px;max-width:640px;justify-content:center}
.sample-cta .link-ink{align-self:flex-start}
.sample figcaption p{color:var(--muted);font-size:.95rem;margin-top:4px}
.samples+.fine{margin-top:28px}
.doc-valid{list-style:none;margin:12px 0 0;padding:0;font-size:.9rem;color:var(--muted)}
.doc-valid li{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-top:1px solid var(--stone)}
.doc-valid li span:first-child{color:var(--ink);font-weight:500}

/* Base */
.base{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:40px clamp(24px,5vw,80px);align-items:start}
.base-text p{margin-top:18px;max-width:52ch}
.base-facts{list-style:none;margin:28px 0 0;padding:0;border-top:2px solid var(--ink)}
.base-facts li{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,3fr);gap:12px;padding:14px 0;border-bottom:1px solid var(--rule)}
.base-facts strong{font-weight:600}
.base-facts span{color:var(--muted);font-size:.95rem}
.base-photos{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.base-photos figure{margin:0}
.base-photos img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius)}
.base-photos .ph-campus{grid-column:1/-1}
.base-photos .ph-campus img{aspect-ratio:16/9}
.base-photos figcaption{font-size:.85rem;color:var(--muted);padding-top:8px}

/* Film */
.film{margin-top:clamp(56px,8vw,112px);background:var(--ink);color:var(--paper)}
.film{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:32px clamp(24px,5vw,80px);align-items:center;padding:clamp(40px,6vw,72px) var(--gutter)}
.film-text p{margin-top:14px;opacity:.85;max-width:40ch}
.film-text .link-ink{display:inline-block;margin-top:18px;color:var(--paper);text-decoration-color:rgba(245,245,241,.6)}
.film-video{width:100%;aspect-ratio:16/9;background:#000;border-radius:var(--radius)}

/* Steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0 24px;border-top:2px solid var(--ink)}
.steps li{padding:22px 0 8px}
.step-n{display:block;font-size:2.4rem;font-weight:600;letter-spacing:-.03em;line-height:1;color:var(--green);margin-bottom:14px}
.steps h3{font-size:1.15rem}
.steps p{margin-top:8px;color:var(--muted);font-size:.95rem;max-width:30ch}

/* Quality */
.docs{display:grid;grid-template-columns:repeat(3,1fr);gap:0 24px;border-top:2px solid var(--ink)}
.docs article{padding:22px 0 8px}
.doc-main{font-size:1.15rem;font-weight:600;margin:8px 0 10px}
.docs article p:not(.doc-main){color:var(--muted);font-size:.95rem}
.docs+.fine{margin-top:22px}

/* Enquiry */
.enquiry{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:40px clamp(24px,5vw,80px);align-items:start}
.enquiry-intro p{margin-top:18px;max-width:46ch}
.contact{margin:28px 0 0;border-top:2px solid var(--ink)}
.contact>div{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:12px;padding:12px 0;border-bottom:1px solid var(--rule)}
.contact dt{color:var(--muted);font-size:.95rem}
.contact dd{margin:0}
.contact a{font-weight:600;text-decoration-color:var(--green);text-underline-offset:4px}
.brief{display:grid;gap:18px;background:#fff;border:1px solid var(--rule);border-radius:var(--radius);padding:clamp(20px,3vw,32px)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.brief label{display:grid;gap:6px;font-size:.95rem;font-weight:500}
.brief input,.brief select,.brief textarea{font:inherit;font-size:1rem;color:var(--ink);background:var(--paper);border:1px solid var(--rule);border-radius:var(--radius);padding:12px 14px;min-height:48px;width:100%}
.brief textarea{resize:vertical;min-height:120px}
.brief input:focus,.brief select:focus,.brief textarea:focus{outline:2px solid var(--green);outline-offset:0;border-color:var(--green)}
.brief-actions{display:flex;gap:12px;flex-wrap:wrap}
#status{font-size:.95rem;color:var(--green);min-height:1.2em}
#status.is-error{color:#9b2c2c}

/* FAQ */
.faq{padding-top:clamp(40px,6vw,72px);max-width:var(--max)}
.faq details{border-top:1px solid var(--rule);padding:16px 0}
.faq details:last-child{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px;min-height:28px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--green);font-size:1.4rem;line-height:1;font-weight:500}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--muted);max-width:70ch}

/* Footer */
.foot{max-width:var(--max);margin:clamp(56px,8vw,96px) auto 0;padding:28px var(--gutter) 40px;border-top:2px solid var(--ink);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:flex-start}
.foot div{display:flex;flex-direction:column;gap:4px}
.foot span,.foot small{color:var(--muted);font-size:.9rem}

/* Responsive */
@media (max-width:1100px){
  .samples{grid-template-columns:repeat(2,1fr)}
  .steps,.docs{grid-template-columns:repeat(2,1fr)}
  .steps li,.docs article{border-bottom:1px solid var(--rule);padding-bottom:20px}
}
@media (max-width:900px){
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--rule);flex-direction:column;padding:8px var(--gutter) 12px}
  .nav.open{display:flex}
  .nav a{min-height:48px;display:flex;align-items:center;border-bottom:1px solid var(--rule);border-radius:0}
  .menu-btn{display:inline-flex;align-items:center}
  .top-actions .btn{display:none}
  .section-head,.base,.enquiry,.film{grid-template-columns:1fr}
  .spec-row{grid-template-columns:repeat(2,1fr)}
  .spec-row>div{border-right:0;border-bottom:1px solid var(--rule);padding-left:0}
  .spec-row>div+div{padding-left:0}
  .spec-row>div:nth-child(odd){border-right:1px solid var(--rule);padding-right:14px}
  .spec-row>div:nth-child(even){padding-left:14px}
  .samples{grid-template-columns:repeat(2,1fr);gap:20px 14px}
  .base-photos{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .hero{min-height:78vh}
  .hero h1{font-size:2.25rem}
  .samples{grid-template-columns:1fr 1fr;gap:18px 12px}
  .sample figcaption h3{font-size:1rem}
  .sample-cta>div{aspect-ratio:auto;padding:16px}
  .sample figcaption p{font-size:.85rem}
  .steps,.docs{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .base-facts li,.contact>div{grid-template-columns:1fr;gap:4px}
  .range-toggle,.view-toggle{display:flex;width:100%}
  .range-toggle button,.view-toggle button{flex:1;padding:0 8px;font-size:.9rem}
  .brand-name{display:none}
}