/* Langlang Apparel Group — design tokens (docs/建站开发方案.md · 第六章) + components, mobile first */
:root{
  /* semantic color tokens */
  --color-bg:#FAF7F2;
  --color-surface:#FFFFFF;
  --color-surface-alt:#F3EDE4;
  --color-primary:#5B2A4A;
  --color-primary-dark:#401B33;
  --color-primary-soft:#7A4567;
  --color-accent:#B08D57;
  --color-accent-soft:#D9BF94;
  --color-ink:#2B2626;
  --color-muted:#6B6060;
  --color-line:#E4DACB;
  /* type + shape + rhythm */
  --font-heading:"Fraunces",Georgia,"Times New Roman",serif;
  --font-body:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  --radius-md:4px;
  --radius-lg:10px;
  --space-section:clamp(56px,8vw,104px);
  /* component aliases (derived from the tokens above) */
  --ivory:var(--color-bg);
  --paper:var(--color-surface);
  --ivory-2:var(--color-surface-alt);
  --plum:var(--color-primary);
  --plum-deep:var(--color-primary-dark);
  --plum-soft:var(--color-primary-soft);
  --gold:var(--color-accent);
  --gold-soft:var(--color-accent-soft);
  --charcoal:var(--color-ink);
  --muted:var(--color-muted);
  --line:var(--color-line);
  --radius:var(--radius-md);
  --font-head:var(--font-heading);
  --shadow-sm:0 1px 2px rgba(43,38,38,.06),0 6px 18px rgba(63,33,55,.06);
  --shadow-md:0 18px 45px -18px rgba(63,33,55,.35);
  --container:1200px;
  --gutter:20px;
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--color-bg);color:var(--color-ink);font-family:var(--font-body);font-size:16.5px;line-height:1.7;font-weight:400;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:600;line-height:1.13;margin:0 0 .5em;letter-spacing:-.015em;color:var(--color-primary-dark)}
h1{font-size:clamp(2.15rem,5.2vw,3.55rem)}
h2{font-size:clamp(1.7rem,3.5vw,2.5rem)}
h3{font-size:1.2rem;font-weight:600}
p{margin:0 0 1em}
table{border-collapse:collapse;width:100%}
details,summary{outline:none}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.container.narrow{max-width:880px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:-60px;z-index:200;background:var(--color-primary);color:#fff;padding:10px 16px;border-radius:var(--radius-md);transition:top .2s}
.skip-link:focus{top:12px}
:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font-family:var(--font-body);font-size:.94rem;font-weight:600;letter-spacing:.01em;padding:.92em 1.6em;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:background .2s,color .2s,border-color .2s,transform .2s,box-shadow .2s;text-align:center}
.btn:hover{transform:translateY(-1px)}
.btn-sm{padding:.68em 1.15em;font-size:.86rem}
.btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 10px 24px -14px rgba(91,42,74,.85)}
.btn-primary:hover{background:var(--color-primary-dark)}
.btn-outline{background:transparent;color:var(--color-primary-dark);border-color:rgba(91,42,74,.42)}
.btn-outline:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.btn-ghost{background:transparent;color:var(--color-primary);border-color:var(--color-line)}
.btn-ghost:hover{border-color:var(--color-primary);background:rgba(91,42,74,.06)}
.btn-gold{background:var(--color-accent);color:#231511}
.btn-gold:hover{background:#9d7c4b;color:#fff}
.text-link{display:inline-flex;align-items:center;gap:.4em;font-weight:600;font-size:.93rem;color:var(--color-primary);border-bottom:1px solid rgba(91,42,74,.28);padding-bottom:2px;transition:border-color .2s,color .2s}
.text-link:hover{color:var(--color-accent);border-color:var(--color-accent)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* ---------- utility bar ---------- */
.utility-bar{background:var(--color-primary-dark);color:rgba(255,255,255,.82);font-size:.78rem;letter-spacing:.02em}
.utility-inner{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;justify-content:space-between;min-height:38px}
.utility-note{margin:0;display:flex;align-items:center;gap:8px}
.utility-note .dot{width:6px;height:6px;border-radius:50%;background:var(--color-accent-soft);display:inline-block}
.utility-links{display:none;gap:18px}
.utility-links a:hover{color:#fff}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:120;background:rgba(250,247,242,.94);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s,background .25s}
.site-header.is-scrolled{border-color:var(--color-line);box-shadow:var(--shadow-sm);background:rgba(255,255,255,.97)}
.header-inner{display:flex;align-items:center;gap:16px;min-height:var(--header-h);position:relative}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.brand-mark{flex:none;width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:var(--color-primary);color:#fff;font-family:var(--font-heading);font-size:.92rem;font-weight:600;letter-spacing:.02em}
.brand-text{display:flex;flex-direction:column;line-height:1.18}
.brand-text strong{font-family:var(--font-heading);font-size:1.06rem;font-weight:600;color:var(--color-primary-dark);letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:.64rem;text-transform:uppercase;letter-spacing:.15em;color:var(--color-muted)}
.main-nav{display:none;position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:14px;box-shadow:var(--shadow-md);max-height:72vh;overflow:auto}
.main-nav.is-open{display:block}
.nav-list>li{border-bottom:1px solid var(--color-surface-alt)}
.nav-list>li:last-child{border-bottom:0}
.nav-list>li[aria-current-page] > a.nav-link,.nav-list>li[aria-current-page] > .nav-parent > a.nav-link{color:var(--color-primary);font-weight:600}
.nav-link,.sub-toggle{background:none;border:0;font:inherit;color:var(--color-ink);cursor:pointer}
.nav-list>li>.nav-parent,.nav-list>li>a.nav-link{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 10px;font-size:.93rem;font-weight:500}
a.nav-link:hover{color:var(--color-primary)}
.nav-parent{display:flex;align-items:center;width:100%}
.sub-toggle{width:30px;height:30px;border-radius:50%;background:var(--color-bg);color:var(--color-primary);font-size:1rem;line-height:1;display:grid;place-items:center;flex:none}
.submenu{display:none;padding:0 10px 12px 22px}
.submenu.is-open{display:block}
.submenu li{padding:6px 0;font-size:.88rem}
.submenu a{color:var(--color-muted)}
.submenu a:hover{color:var(--color-primary)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.header-actions .btn-primary{display:none}
.nav-toggle{display:inline-flex;align-items:center;gap:9px;background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-md);padding:9px 13px;font-size:.85rem;font-weight:600;color:var(--color-primary-dark);cursor:pointer}
.nav-toggle-bars{display:grid;gap:4px}
.nav-toggle-bars i{display:block;width:17px;height:1.5px;background:currentColor;transition:transform .2s,opacity .2s}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{background:linear-gradient(180deg,var(--color-bg) 0%,var(--color-surface) 62%,var(--color-bg) 100%);padding:44px 0 54px;overflow:hidden}
.hero-grid{display:grid;gap:34px;align-items:center}
.hero-copy{max-width:640px}
.eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--color-accent);margin:0 0 14px}
.eyebrow-gold{color:var(--color-accent-soft)}
.hero-copy h1{margin-bottom:18px}
.lead{font-size:clamp(1.02rem,1.9vw,1.16rem);color:var(--color-muted);max-width:56ch;margin-bottom:26px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px}
.hero-chips li{font-size:.76rem;font-weight:600;letter-spacing:.04em;color:var(--color-primary-dark);background:var(--color-surface);border:1px solid var(--color-line);border-radius:100px;padding:6px 13px}
.hero-media{position:relative;max-width:520px;width:100%}
.hero-frame{margin:0;position:relative;border-radius:var(--radius-lg);overflow:hidden;background:linear-gradient(150deg,#E7D9CE,#C9AEBD);box-shadow:var(--shadow-md)}
.hero-frame::after{content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.5);border-radius:6px;pointer-events:none}
.hero-frame img{width:100%;aspect-ratio:4/5;object-fit:cover;transition:transform 1.4s ease}
.hero-frame:hover img{transform:scale(1.03)}
.hero-float{position:absolute;left:0;bottom:18px;background:var(--color-primary);color:#fff;padding:14px 18px;border-radius:var(--radius-md);box-shadow:var(--shadow-md);max-width:230px}
.hero-float-num{font-family:var(--font-heading);font-size:1.9rem;line-height:1;margin:0 0 4px;color:#fff}
.hero-float-num span{font-size:.8rem;font-family:var(--font-body);letter-spacing:.08em;text-transform:uppercase;opacity:.8;margin-left:2px}
.hero-float-label{margin:0;font-size:.75rem;line-height:1.45;color:rgba(255,255,255,.78)}

/* ---------- definition ---------- */
.definition{background:var(--color-surface);border-top:1px solid var(--color-line);border-bottom:1px solid var(--color-line);padding:30px 0}
.definition p{margin:0;font-size:1.02rem;color:var(--color-ink);line-height:1.75}
.definition strong{color:var(--color-primary-dark)}

/* ---------- stats ---------- */
.stats-band{background:var(--color-primary-dark);color:#fff;padding:44px 0}
.stats-list{display:grid;grid-template-columns:repeat(2,1fr);gap:26px 18px}
.stat-num{font-family:var(--font-heading);font-size:clamp(1.9rem,5vw,2.55rem);line-height:1;margin:0 0 6px;color:var(--color-accent-soft)}
.stat-label{margin:0;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.72)}
.stats-note{margin:26px 0 0;font-size:.74rem;font-style:italic;color:rgba(255,255,255,.45)}

/* ---------- sections ---------- */
.section{padding:var(--space-section) 0}
.section-tight{padding:clamp(38px,5vw,64px) 0}
.section-alt{background:var(--color-surface);border-top:1px solid var(--color-line);border-bottom:1px solid var(--color-line)}
.section-head{max-width:760px;margin-bottom:clamp(30px,4vw,52px)}
.section-head-split{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;max-width:none}
.section-head-split>div{max-width:640px}
.section-sub{color:var(--color-muted);font-size:1.02rem;max-width:64ch}

/* who we serve */
.serve-grid{display:grid;gap:18px}
.serve-card{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:28px 26px 26px;position:relative;overflow:hidden;transition:transform .28s,box-shadow .28s,border-color .28s}
.serve-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--color-accent-soft)}
.serve-index{font-family:var(--font-heading);font-size:2.6rem;line-height:1;color:var(--color-surface-alt);margin:0 0 6px}
.serve-card h3{font-size:1.32rem}
.serve-card p{color:var(--color-muted);font-size:.97rem}
.serve-list{margin:0 0 18px;display:grid;gap:7px}
.serve-list li{font-size:.87rem;color:var(--color-ink);padding-left:18px;position:relative}
.serve-list li::before{content:"";position:absolute;left:0;top:.6em;width:8px;height:1px;background:var(--color-accent)}

/* categories */
.cat-grid{display:grid;gap:20px}
.cat-card{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:transform .28s,box-shadow .28s}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.cat-media{display:block;position:relative;background:linear-gradient(150deg,#EADCD2,#CBAFC0);overflow:hidden}
.cat-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 1s ease}
.cat-card:hover .cat-media img{transform:scale(1.05)}
.cat-tag{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.92);color:var(--color-primary-dark);font-size:.66rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:5px 10px;border-radius:2px}
.cat-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.cat-body h3{font-size:1.28rem;margin-bottom:0}
.cat-body h3 a:hover{color:var(--color-accent)}
.cat-body p{color:var(--color-muted);font-size:.93rem;margin:0}
.spec-mini{margin:auto 0 0;padding-top:14px;border-top:1px solid var(--color-surface-alt);display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.spec-mini div{margin:0}
.spec-mini dt{font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--color-muted)}
.spec-mini dd{margin:2px 0 0;font-size:.9rem;font-weight:600;color:var(--color-primary-dark)}
.cat-card-cta{background:var(--color-primary-dark);border-color:var(--color-primary-dark);color:#fff;justify-content:center}
.cat-card-cta .eyebrow{color:var(--color-accent-soft)}
.cat-card-cta h3{color:#fff}
.cat-card-cta p{color:rgba(255,255,255,.82);font-size:.96rem}
.cat-body-full{gap:12px;padding:30px 26px}
.cat-card-cta .btn-outline{color:#fff;border-color:rgba(255,255,255,.5);background:transparent}
.cat-card-cta .btn-outline:hover{background:#fff;color:var(--color-primary-dark)}
.cat-card-cta .text-link{color:var(--color-accent-soft);border-color:rgba(217,191,148,.4)}

/* process */
.process-list{display:grid;gap:16px;margin-bottom:34px}
.process-step{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:24px 22px;position:relative}
.step-num{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--color-accent);color:#231511;font-family:var(--font-heading);font-size:.98rem;font-weight:600;margin-bottom:14px}
.process-step h3{font-size:1.2rem}
.process-step p{color:var(--color-muted);font-size:.94rem;margin-bottom:.6em}
.step-time{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--color-primary);margin:0}
.inline-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;background:var(--color-surface-alt);border-radius:var(--radius-lg);padding:22px 24px}
.inline-cta p{margin:0;font-size:.98rem}
.inline-cta strong{color:var(--color-primary-dark)}
.inline-cta .btn-ghost{background:transparent}

/* size band */
.section-dark{background:var(--color-ink);color:#DAD2D2}
.section-dark h2{color:#fff}
.size-grid{display:grid;gap:34px}
.size-copy>p{color:#C9C0C0}
.size-points{display:grid;gap:10px;margin:0 0 26px}
.size-points li{font-size:.94rem;padding-left:16px;position:relative;color:#DAD2D2}
.size-points li::before{content:"";position:absolute;left:0;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--color-accent)}
.size-points strong{color:#fff}
.size-table-wrap{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);padding:18px;overflow-x:auto}
.size-table{min-width:400px;font-size:.9rem}
.size-table caption{caption-side:top;text-align:left;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--color-accent-soft);padding-bottom:12px}
.size-table th,.size-table td{padding:11px 12px;text-align:left;border-bottom:1px solid rgba(255,255,255,.1)}
.size-table thead th{color:#fff;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.size-table tbody th{color:#fff;font-weight:600;font-family:var(--font-body)}
.size-table tbody tr:last-child th,.size-table tbody tr:last-child td{border-bottom:0}
.size-table tbody tr:hover{background:rgba(255,255,255,.04)}

/* quality */
.quality-grid{display:grid;gap:32px;align-items:center}
.quality-media img{border-radius:var(--radius-lg);aspect-ratio:4/5;object-fit:cover;width:100%;background:linear-gradient(150deg,#EADCD2,#CBAFC0)}
.quality-copy>p{color:var(--color-muted)}
.check-list{display:grid;gap:14px;margin:0 0 22px}
.check-list li{padding-left:30px;position:relative;font-size:.95rem;color:var(--color-ink)}
.check-list li::before{content:"";position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:50%;border:1px solid var(--color-accent);background:var(--color-surface)}
.check-list li::after{content:"";position:absolute;left:6px;top:8px;width:8px;height:4px;border-left:1.5px solid var(--color-primary);border-bottom:1.5px solid var(--color-primary);transform:rotate(-45deg)}
.check-list strong{color:var(--color-primary-dark)}

/* insights */
.post-grid{display:grid;gap:22px}
.post-card{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);overflow:hidden;transition:transform .28s,box-shadow .28s}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.post-media{display:block;background:var(--color-surface-alt)}
.post-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 1s ease}
.post-card:hover .post-media img{transform:scale(1.04)}
.post-kicker,.post-card h3,.post-card .post-sum{padding-inline:22px}
.post-kicker{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--color-accent);font-weight:700;margin:22px 0 10px}
.post-card h3{font-size:1.18rem;margin:0 0 8px}
.post-card h3 a:hover{color:var(--color-accent)}
.post-sum{font-size:.92rem;color:var(--color-muted);padding-bottom:24px;margin:0}

/* faq */
.faq-list{display:grid;gap:12px}
.faq-item{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:0 22px;transition:border-color .2s,box-shadow .2s}
.faq-item[open]{border-color:var(--color-accent-soft);box-shadow:var(--shadow-sm)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:19px 0;font-family:var(--font-heading);font-size:1.06rem;font-weight:600;color:var(--color-primary-dark);cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--color-accent)}
.faq-mark{position:relative;flex:none;width:16px;height:16px}
.faq-mark::before,.faq-mark::after{content:"";position:absolute;top:50%;left:0;right:0;height:1.5px;background:var(--color-primary);transform:translateY(-50%)}
.faq-mark::after{transform:translateY(-50%) rotate(90deg);transition:opacity .2s}
.faq-item[open] .faq-mark::after{opacity:0}
.faq-body{padding-bottom:20px;font-size:.97rem;color:var(--color-muted)}
.faq-body p{margin:0 0 .7em}
.faq-body p:last-child{margin-bottom:0}
.faq-body a{color:var(--color-primary);text-decoration:underline;text-decoration-color:var(--color-accent-soft);text-underline-offset:3px}
.faq-body a:hover{color:var(--color-accent)}

/* inquiry */
.section-inquiry{background:var(--color-primary-dark);color:#fff}
.section-inquiry h2{color:#fff}
.inquiry-grid{display:grid;gap:34px}
.inquiry-copy>p{color:rgba(255,255,255,.78)}
.inquiry-copy h2{margin-bottom:14px}
.rfq-list{display:grid;gap:9px;margin:0 0 24px}
.rfq-list li{font-size:.93rem;color:rgba(255,255,255,.82);padding-left:16px;position:relative}
.rfq-list li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:1px;background:var(--color-accent-soft)}
.rfq-list strong{color:#fff}
.sla-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-lg);padding:18px 20px;margin-bottom:22px}
.sla-num{font-family:var(--font-heading);font-size:1.7rem;margin:0 0 4px;color:var(--color-accent-soft);line-height:1}
.sla-body{margin:0;font-size:.88rem;color:rgba(255,255,255,.75)}
.contact-inline{display:grid;gap:8px;margin:0}
.contact-inline a{font-size:.95rem;color:#fff;border-bottom:1px solid rgba(255,255,255,.28);display:inline-block;padding-bottom:1px}
.contact-inline a:hover{color:var(--color-accent-soft);border-color:var(--color-accent-soft)}
.form-card{background:var(--color-surface);border-radius:var(--radius-lg);padding:clamp(22px,4vw,32px);box-shadow:0 30px 60px -30px rgba(0,0,0,.5);color:var(--color-ink)}
.form-card-light{box-shadow:var(--shadow-sm);border:1px solid var(--color-line)}
.form-card h3{font-size:1.3rem}
.form-row{display:grid;gap:14px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:.76rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--color-muted)}
.req{color:var(--color-accent)}
.field input,.field select,.field textarea{font-family:var(--font-body);font-size:.95rem;color:var(--color-ink);background:var(--color-bg);border:1px solid var(--color-line);border-radius:var(--radius-md);padding:12px 13px;width:100%;transition:border-color .2s,background .2s,box-shadow .2s}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--color-primary);background:#fff;box-shadow:0 0 0 3px rgba(91,42,74,.12)}
.field input:user-invalid,.field textarea:user-invalid{border-color:#B4544F;background:#FDF4F3}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.84rem;color:var(--color-muted);font-weight:400;letter-spacing:0;text-transform:none}
.consent input{width:17px;height:17px;margin-top:3px;accent-color:var(--color-primary);flex:none}
.form-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:6px}
.form-status{margin:14px 0 0;font-size:.9rem;font-weight:600;color:var(--color-primary);min-height:1.2em}
.form-status.is-error{color:#B4544F}
.form-demo-note{margin:8px 0 0;font-size:.74rem;color:var(--color-muted);font-style:italic}

/* trust strip */
.trust-strip{background:var(--color-surface-alt);border-top:1px solid var(--color-line);padding:30px 0}
.trust-strip-inner{display:flex;flex-wrap:wrap;gap:18px;align-items:center}
.trust-people{display:flex;margin:0}
.trust-people img{width:46px;height:46px;border-radius:50%;object-fit:cover;border:2px solid var(--color-surface-alt);margin-left:-12px;background:var(--color-surface)}
.trust-people img:first-child{margin-left:0}
.trust-text{margin:0;flex:1;min-width:260px;font-size:.95rem;color:var(--color-muted)}
.trust-text a{color:var(--color-primary)}

/* footer */
.site-footer{background:var(--color-ink);color:#B7AEAE;padding:clamp(46px,6vw,70px) 0 26px;font-size:.92rem}
.footer-grid{display:grid;gap:34px}
.brand-light .brand-text strong{color:#fff}
.brand-light .brand-text em{color:rgba(255,255,255,.5)}
.brand-light .brand-mark{background:var(--color-accent);color:#231511}
.footer-brand p{margin:16px 0 0;max-width:38ch;line-height:1.65}
.footer-meta{font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.42)}
.footer-col h3{font-family:var(--font-body);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:#fff;margin-bottom:14px;font-weight:600}
.footer-col ul{display:grid;gap:9px}
.footer-col a{color:#B7AEAE;transition:color .2s}
.footer-col a:hover{color:var(--color-accent-soft)}
.footer-social{margin-top:18px;display:flex;flex-wrap:wrap;gap:14px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:.8rem;color:rgba(255,255,255,.55)}
.footer-bottom p{margin:0}
.footer-legal a{color:rgba(255,255,255,.55)}
.footer-legal a:hover{color:var(--color-accent-soft)}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ============================================================
   INNER-PAGE COMPONENTS (products / oem / quality / size / insights / about / contact)
   ============================================================ */
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.8rem;color:var(--color-muted);margin:0 0 18px}
.breadcrumb a:hover{color:var(--color-primary)}
.breadcrumb [aria-current="page"]{color:var(--color-primary-dark);font-weight:600}
.breadcrumb .sep{opacity:.45}
.page-head{background:linear-gradient(180deg,var(--color-surface) 0%,var(--color-bg) 100%);border-bottom:1px solid var(--color-line);padding:clamp(30px,4.5vw,54px) 0 clamp(32px,4.5vw,56px)}
.page-head h1{font-size:clamp(2rem,4.4vw,3.05rem);margin-bottom:14px}
.page-head .lead{margin-bottom:22px}
.page-head-grid{display:grid;gap:30px;align-items:center}
.page-head-media img{border-radius:var(--radius-lg);width:100%;aspect-ratio:16/11;object-fit:cover;background:linear-gradient(150deg,#EADCD2,#CBAFC0);box-shadow:var(--shadow-md)}
.prose{max-width:74ch}
.prose h2{font-size:clamp(1.5rem,2.7vw,2.05rem);margin:1.5em 0 .5em}
.prose h3{font-size:1.18rem;margin:1.5em 0 .45em}
.prose p{color:var(--color-ink)}
.prose a{color:var(--color-primary);text-decoration:underline;text-decoration-color:var(--color-accent-soft);text-underline-offset:3px}
.bullets{display:grid;gap:10px;margin:0 0 24px}
.bullets li{padding-left:18px;position:relative;color:var(--color-ink);font-size:.96rem}
.bullets li::before{content:"";position:absolute;left:0;top:.7em;width:8px;height:1px;background:var(--color-accent)}
.bullets strong{color:var(--color-primary-dark)}
.anchor-nav{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 clamp(28px,4vw,44px)}
.anchor-nav a{display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--color-primary-dark);background:var(--color-surface);border:1px solid var(--color-line);border-radius:100px;padding:8px 14px;transition:background .2s,color .2s,border-color .2s}
.anchor-nav a:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.table-scroll{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--color-line);background:var(--color-surface)}
.table-light{min-width:520px;font-size:.92rem}
.table-light caption{caption-side:top;text-align:left;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--color-muted);padding:14px 16px 10px}
.table-light th,.table-light td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--color-surface-alt);vertical-align:top}
.table-light thead th{background:var(--color-surface-alt);color:var(--color-primary-dark);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700}
.table-light tbody th{font-family:var(--font-body);font-weight:600;color:var(--color-primary-dark);background:var(--color-surface)}
.table-light tbody tr:last-child th,.table-light tbody tr:last-child td{border-bottom:0}
.table-light tbody tr:hover{background:var(--color-bg)}
.table-light tfoot td{font-size:.8rem;color:var(--color-muted);background:var(--color-bg)}
.note{font-size:.88rem;color:var(--color-muted);background:var(--color-surface-alt);border-left:2px solid var(--color-accent);padding:14px 18px;border-radius:0 var(--radius-md) var(--radius-md) 0;margin:0 0 24px}
.note strong{color:var(--color-primary-dark)}
.badge{display:inline-block;font-size:.66rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--color-primary-dark);background:var(--color-surface-alt);border-radius:2px;padding:5px 9px}
.badge-gold{background:rgba(176,141,87,.16);color:#7d6234}
.prod-grid{display:grid;gap:20px}
.prod-card{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:transform .26s,box-shadow .26s}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.prod-media{background:linear-gradient(150deg,#EADCD2,#CBAFC0)}
.prod-media img{width:100%;aspect-ratio:1/1;object-fit:cover}
.prod-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.prod-sku{font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--color-muted);margin:0}
.prod-card h3{font-size:1.1rem;margin:0}
.prod-spec{font-size:.86rem;color:var(--color-muted);margin:0}
.prod-spec strong{color:var(--color-primary-dark);font-weight:600}
.swatches{display:flex;gap:6px;margin:0;list-style:none}
.swatches li{width:15px;height:15px;border-radius:50%;border:1px solid rgba(43,38,38,.16);display:block}
.prod-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--color-surface-alt);display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.84rem;font-weight:600;color:var(--color-primary-dark)}
.timeline{display:grid;margin:0 0 30px}
.timeline>li{position:relative;padding:0 0 24px 32px;margin-left:6px;border-left:1px solid var(--color-line)}
.timeline>li:last-child{border-left-color:transparent;padding-bottom:0}
.timeline>li::before{content:"";position:absolute;left:-7px;top:3px;width:13px;height:13px;border-radius:50%;background:var(--color-accent);border:2px solid var(--color-bg)}
.timeline h3{font-size:1.12rem;margin:0 0 6px}
.timeline p{font-size:.94rem;color:var(--color-muted);margin:0}
.timeline .t-day{font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--color-primary);margin:0 0 4px}
.split{display:grid;gap:28px}
.split-aside{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:22px 22px 24px}
.split-aside h3{font-size:1.1rem}
.split-aside p:last-child{margin-bottom:0}
.kv{display:grid;gap:10px 18px;grid-template-columns:1fr;font-size:.92rem;margin:0 0 18px}
.kv>div{display:flex;justify-content:space-between;gap:14px;border-bottom:1px dotted var(--color-line);padding-bottom:8px}
.kv dt{color:var(--color-muted)}
.kv dd{margin:0;font-weight:600;color:var(--color-primary-dark);text-align:right}
.card-list{display:grid;gap:14px}
.card-list>li{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:20px 22px}
.card-list h3{font-size:1.12rem;margin-bottom:6px}
.card-list p{font-size:.94rem;color:var(--color-muted);margin:0}
.stat-inline{display:grid;gap:18px;grid-template-columns:repeat(2,1fr);margin:0 0 30px}
.stat-inline>div{border-left:2px solid var(--color-accent);padding-left:14px}
.stat-inline p{margin:0}
.si-num{font-family:var(--font-heading);font-size:1.75rem;line-height:1.1;color:var(--color-primary-dark)}
.si-label{font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--color-muted)}
.cta-band{background:var(--color-primary-dark);color:#fff;border-radius:var(--radius-lg);padding:clamp(24px,4vw,40px);display:grid;gap:18px;align-items:center}
.cta-band h2,.cta-band h3{color:#fff;margin-bottom:8px}
.cta-band p{margin:0;color:rgba(255,255,255,.8);font-size:.97rem}
.cta-band .btn-outline{color:#fff;border-color:rgba(255,255,255,.5);background:transparent}
.cta-band .btn-outline:hover{background:#fff;color:var(--color-primary-dark)}
.media-frame{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--color-line);background:linear-gradient(150deg,#EADCD2,#CBAFC0)}
.media-frame img{width:100%;aspect-ratio:16/9;object-fit:cover}
.media-frame figcaption{font-size:.78rem;color:var(--color-muted);padding:10px 14px;background:var(--color-surface)}
.team-grid{display:grid;gap:20px}
.team-card{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:20px}
.team-card img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:var(--radius-md);margin-bottom:14px;background:var(--color-surface-alt)}
.team-role{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--color-accent);font-weight:700;margin:0 0 6px}
.team-card h3{font-size:1.12rem;margin-bottom:6px}
.team-card p{font-size:.9rem;color:var(--color-muted);margin:0}
.post-list{display:grid;gap:16px}
.post-row{display:grid;gap:18px;background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:18px;align-items:center;transition:transform .26s,box-shadow .26s}
.post-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.post-row img{border-radius:var(--radius-md);width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--color-surface-alt)}
.post-row h3{font-size:1.2rem;margin:0 0 6px}
.post-row h3 a:hover{color:var(--color-accent)}
.post-row p{font-size:.93rem;color:var(--color-muted);margin:0 0 10px}
.post-row .post-kicker{padding-inline:0;margin:0 0 8px}
.info-list{display:grid;gap:14px;margin:0 0 24px}
.info-list>li{background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:18px 20px}
.info-list h3{font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--color-muted);font-family:var(--font-body);font-weight:700;margin-bottom:6px}
.info-list p{margin:0;font-size:.96rem;color:var(--color-ink)}
.info-list a{color:var(--color-primary);border-bottom:1px solid var(--color-line)}
.info-list a:hover{color:var(--color-accent)}
.contact-grid{display:grid;gap:30px}
.footer-cta-col{display:grid;gap:8px}

/* ---------- breakpoints ---------- */
@media (min-width:640px){
  .utility-links{display:flex}
  .stats-list{grid-template-columns:repeat(3,1fr)}
  .form-row{grid-template-columns:1fr 1fr}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-float{left:-14px}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .kv{grid-template-columns:1fr}
  .post-row{grid-template-columns:220px 1fr}
}
@media (min-width:900px){
  :root{--gutter:32px;--header-h:80px}
  .hero{padding:64px 0 78px}
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:52px}
  .stats-list{grid-template-columns:repeat(5,1fr)}
  .serve-grid{grid-template-columns:repeat(3,1fr)}
  .process-list{grid-template-columns:repeat(4,1fr);gap:14px}
  .size-grid{grid-template-columns:.95fr 1.05fr;gap:52px;align-items:start}
  .quality-grid{grid-template-columns:.85fr 1.15fr;gap:56px}
  .inquiry-grid{grid-template-columns:.9fr 1.1fr;gap:52px;align-items:start}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:40px}
  .page-head-grid{grid-template-columns:1.15fr .85fr;gap:48px}
  .split{grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}
  .split.rev{grid-template-columns:.9fr 1.1fr}
  .cta-band{grid-template-columns:1.5fr auto}
  .stat-inline{grid-template-columns:repeat(4,1fr)}
  .contact-grid{grid-template-columns:1fr 1fr;gap:40px;align-items:start}
}
@media (min-width:1100px){
  .nav-toggle{display:none}
  .main-nav{display:block;position:static;background:none;border:0;padding:0;box-shadow:none;max-height:none;overflow:visible;margin-right:6px}
  .nav-list{display:flex;align-items:center;gap:2px}
  .nav-list>li{border:0;position:relative}
  .nav-list>li>.nav-parent,.nav-list>li>a.nav-link{padding:10px 11px;border-radius:var(--radius-md);white-space:nowrap;justify-content:flex-start}
  .nav-list>li>a.nav-link:hover,.nav-list>li>.nav-parent:hover{background:rgba(91,42,74,.06);color:var(--color-primary)}
  .sub-toggle{display:none}
  .submenu{display:block;position:absolute;top:100%;left:0;min-width:248px;background:var(--color-surface);border:1px solid var(--color-line);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:14px;margin-top:2px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s,transform .2s,visibility .2s}
  .nav-item.has-sub:hover>.submenu,.nav-item.has-sub:focus-within>.submenu{opacity:1;visibility:visible;transform:none}
  .submenu li{border-bottom:1px dotted var(--color-surface-alt);padding:0}
  .submenu li:last-child{border-bottom:0}
  .submenu a{display:block;padding:9px 8px;font-size:.9rem;color:var(--color-ink);border-radius:var(--radius-md)}
  .submenu a:hover{background:var(--color-bg);color:var(--color-primary)}
  .header-actions .btn-primary{display:inline-flex}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .team-grid{grid-template-columns:repeat(4,1fr)}
}