/* =========================================================================
   Century2U — Siang Heng Plasticware
   Warm-domestic homeware system · Fraunces + Hanken Grotesk
   Palette: warm cream base · brand blue spine · logo 4-colour as restrained
   category accents.  Built for the multi-page revamp.
   ========================================================================= */

/* ---------- tokens ---------- */
:root{
  --cream:#F7F3EC;
  --cream-2:#FFFFFF;  /* 用户反馈：整站暖色背景只保留一种(cream)，其余改白 */
  --paper:#FFFFFF;
  --ink:#211E1A;
  --ink-soft:#5F584D;
  --ink-faint:#8C8475;
  --line:#E6DCC9;
  --line-soft:#EFE7D7;

  --blue:#00478F;
  --blue-700:#063F7C;
  --blue-deep:#072A57;

  --orange:#EF8A1C;
  --magenta:#D6207B;
  --cyan:#0E9FD6;
  --green:#2BA46B;

  --header-h:78px;
  --maxw:1280px;
  --gutter:clamp(20px,5vw,72px);

  --r-sm:10px;
  --r-md:18px;
  --r-lg:28px;

  --shadow-sm:0 2px 10px rgba(33,30,26,.05);
  --shadow-md:0 18px 50px -28px rgba(33,30,26,.35);
  --shadow-lg:0 40px 90px -50px rgba(7,42,87,.55);

  --display:"Fraunces",Georgia,"Times New Roman",serif;
  --body:"Hanken Grotesk",system-ui,-apple-system,Segoe UI,sans-serif;

  --ease:cubic-bezier(.4,0,.15,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--body);
  background:var(--cream);
  color:var(--ink);
  font-size:clamp(16px,1.04vw,17.5px);
  line-height:1.6;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
::selection{background:var(--blue);color:#fff}

/* ---------- type ---------- */
.display{font-family:var(--display);font-weight:400;line-height:1.02;letter-spacing:-.01em;font-optical-sizing:auto}
.eyebrow{
  font-family:var(--body);font-weight:600;font-size:.74rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--blue);display:inline-flex;align-items:center;gap:.6em;
}
.eyebrow::before{content:"";width:26px;height:1.5px;background:currentColor;display:inline-block}
.eyebrow.is-light{color:rgba(255,255,255,.82)}
.lead{font-size:clamp(1.06rem,1.6vw,1.28rem);color:var(--ink-soft);line-height:1.65}
.fr-italic{font-style:italic}

/* ---------- layout helpers ---------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(72px,9vw,140px)}
.bleed{width:100%}
.stack-sm>*+*{margin-top:.9rem}
.stack>*+*{margin-top:1.4rem}

/* =========================================================================
   HEADER  (sticky · counts toward the 100vh first screen — R6)
   ========================================================================= */
.site-header{
  position:sticky;top:0;z-index:60;
  height:var(--header-h);
  display:flex;align-items:center;
  background:color-mix(in srgb,var(--cream) 86%,transparent);
  backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line);background:color-mix(in srgb,var(--cream) 94%,transparent)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{height:42px;width:auto}
.brand .brand-sub{display:none}

.nav{display:flex;align-items:center;gap:clamp(18px,2.4vw,40px)}
.nav a{
  font-weight:500;font-size:.96rem;color:var(--ink);position:relative;padding-block:6px;letter-spacing:.005em;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--blue);
  transition:width .3s var(--ease);
}
.nav a:hover::after,.nav a[aria-current="page"]::after{width:100%}
.nav a[aria-current="page"]{color:var(--blue);font-weight:600}

.header-cta{display:flex;align-items:center;gap:14px;flex-shrink:0}

.btn{
  --bg:var(--blue);--fg:#fff;
  display:inline-flex;align-items:center;gap:.6em;
  background:var(--bg);color:var(--fg);
  padding:.82em 1.5em;border-radius:999px;
  font-weight:600;font-size:.94rem;letter-spacing:.01em;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
  will-change:transform;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px -14px rgba(0,71,143,.6)}
.btn .arrow{transition:transform .3s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn--ghost{--bg:transparent;--fg:var(--ink);border:1.5px solid var(--line)}
.btn--ghost:hover{--bg:var(--ink);--fg:#fff;border-color:var(--ink);box-shadow:none}
.btn--light{--bg:#fff;--fg:var(--blue)}
.btn--lg{padding:1.02em 1.9em;font-size:1rem}

.nav-toggle{display:none}

/* =========================================================================
   HERO  (header + hero = exactly one screen — R6)
   ========================================================================= */
.hero{
  position:relative;
  min-height:calc(100svh - var(--header-h));
  display:flex;align-items:flex-end;
  overflow:hidden;
  isolation:isolate;
}
.hero__media{position:absolute;inset:0;z-index:-2}
.hero__media img{width:100%;height:100%;object-fit:cover}
.hero__scrim{
  position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(to top,rgba(12,22,40,.82) 0%,rgba(12,22,40,.36) 42%,rgba(12,22,40,.08) 72%,rgba(12,22,40,.22) 100%),
    linear-gradient(to right,rgba(8,18,34,.55) 0%,rgba(8,18,34,0) 60%);
}
.hero__inner{padding-block:clamp(40px,6vw,84px);color:#fff;max-width:760px}
.hero h1{
  font-family:var(--display);font-weight:380;
  font-size:clamp(2.6rem,6.6vw,5.6rem);line-height:.98;letter-spacing:-.02em;
  text-shadow:0 2px 30px rgba(0,0,0,.25);
}
.hero h1 em{font-style:italic;color:#fff}
.hero .lead{color:rgba(255,255,255,.9);max-width:46ch;margin-top:1.3rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:2rem}
.hero__meta{
  position:absolute;top:clamp(20px,4vw,40px);right:var(--gutter);z-index:1;
  text-align:right;color:rgba(255,255,255,.78);font-size:.8rem;letter-spacing:.04em;
  display:flex;flex-direction:column;gap:2px;
}
.hero__meta b{color:#fff;font-weight:600;font-family:var(--display);font-size:1.05rem;letter-spacing:0}
.hero--compact{min-height:calc(100svh - var(--header-h));align-items:center}
.hero--compact .hero__inner{padding-block:clamp(60px,9vw,120px)}

.scroll-cue{
  position:absolute;left:var(--gutter);bottom:24px;z-index:1;
  display:inline-flex;align-items:center;gap:10px;color:rgba(255,255,255,.7);
  font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;
}
.scroll-cue span{width:34px;height:1px;background:rgba(255,255,255,.55);position:relative;overflow:hidden}
.scroll-cue span::after{content:"";position:absolute;inset:0;background:#fff;transform:translateX(-100%);animation:cue 2.4s var(--ease) infinite}
@keyframes cue{0%{transform:translateX(-100%)}55%{transform:translateX(100%)}100%{transform:translateX(100%)}}

/* =========================================================================
   SECTION SKELETONS — every section a different composition (R3)
   ========================================================================= */

/* (A) STATEMENT — oversized editorial line + side note, image bleeds right */
.statement{background:var(--cream)}
.statement__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,72px);align-items:center}
.statement__lead{font-family:var(--display);font-weight:330;font-size:clamp(1.7rem,3.4vw,2.95rem);line-height:1.14;letter-spacing:-.015em}
.statement__lead b{font-weight:560;color:var(--blue);font-style:italic}
.statement__aside{border-left:2px solid var(--line);padding-left:28px}
.statement__fig{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:4/5}
.statement__fig img{width:100%;height:100%;object-fit:cover}
.statement__tag{
  position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.92);color:var(--ink);
  padding:.5em 1em;border-radius:999px;font-size:.8rem;font-weight:600;backdrop-filter:blur(6px);
}

/* (B) CATEGORY GALLERY — bento: 1 big feature tile + icon tiles, colour-coded */
.cats{background:var(--cream-2)}
.cats__head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:clamp(28px,4vw,52px)}
.cats__head h2{font-family:var(--display);font-weight:380;font-size:clamp(2rem,4vw,3.2rem);line-height:1.02;letter-spacing:-.015em}
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cat-feature{
  grid-column:span 2;grid-row:span 2;position:relative;border-radius:var(--r-lg);overflow:hidden;
  min-height:420px;color:#fff;box-shadow:var(--shadow-md);
}
.cat-feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.cat-feature:hover img{transform:scale(1.06)}
.cat-feature__veil{position:absolute;inset:0;background:linear-gradient(to top,rgba(8,20,38,.78),rgba(8,20,38,.05) 60%)}
.cat-feature__body{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:clamp(22px,2.4vw,34px)}
.cat-feature h3{font-family:var(--display);font-weight:420;font-size:clamp(1.6rem,2.6vw,2.3rem);line-height:1.05}
.cat-feature p{color:rgba(255,255,255,.85);font-size:.95rem;margin-top:.4rem;max-width:34ch}

.cat-tile{
  position:relative;background:var(--paper);border-radius:var(--r-md);padding:22px 20px;
  display:flex;flex-direction:column;justify-content:space-between;min-height:198px;
  border:1px solid var(--line);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease);
}
.cat-tile:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent}
.cat-tile::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent,var(--blue));transform:scaleY(.0);transform-origin:top;transition:transform .45s var(--ease)}
.cat-tile:hover::before{transform:scaleY(1)}
.cat-tile img{width:62px;height:62px;object-fit:contain;opacity:.92}
.cat-tile .cat-name{font-family:var(--display);font-weight:480;font-size:1.22rem;letter-spacing:-.01em}
.cat-tile .cat-n{font-size:.76rem;color:var(--ink-faint);font-weight:600;letter-spacing:.08em}
.cat-tile .cat-dot{width:9px;height:9px;border-radius:50%;background:var(--accent,var(--blue));display:inline-block;margin-right:.5em}

/* (C) COMMITMENT — numbered editorial index, sticky heading + hairline rows */
.commit{background:var(--blue-deep);color:#fff}
.commit__grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(32px,5vw,80px);align-items:start}
.commit__head{position:sticky;top:calc(var(--header-h) + 30px)}
.commit__head h2{font-family:var(--display);font-weight:360;font-size:clamp(2rem,3.6vw,3.1rem);line-height:1.04;letter-spacing:-.015em;color:#fff}
.commit__head p{color:rgba(255,255,255,.72);margin-top:1rem;max-width:34ch}
.commit__list{border-top:1px solid rgba(255,255,255,.16)}
.commit-row{display:grid;grid-template-columns:auto 1fr;gap:clamp(20px,3vw,46px);padding:clamp(26px,3vw,38px) 0;border-bottom:1px solid rgba(255,255,255,.16)}
.commit-row .num{font-family:var(--display);font-weight:330;font-size:1.5rem;color:var(--accent,#fff);font-style:italic}
.commit-row h3{font-family:var(--display);font-weight:440;font-size:clamp(1.3rem,2vw,1.7rem)}
.commit-row p{color:rgba(255,255,255,.74);margin-top:.5rem;max-width:50ch}

/* (D) FULL-BLEED IMAGE BAND — overlaid short statement */
.band{position:relative;min-height:clamp(440px,62vh,640px);display:flex;align-items:center;color:#fff;overflow:hidden}
.band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.band__scrim{position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,rgba(7,30,62,.8) 0%,rgba(7,30,62,.4) 48%,rgba(7,30,62,.12) 100%)}
.band__inner{max-width:660px}
.band h2{font-family:var(--display);font-weight:360;font-size:clamp(1.9rem,4.2vw,3.4rem);line-height:1.06;letter-spacing:-.015em}
.band p{color:rgba(255,255,255,.88);margin-top:1.1rem;max-width:48ch}
.band__chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:1.6rem}
.chip{display:inline-flex;align-items:center;gap:.5em;padding:.5em 1em;border:1px solid rgba(255,255,255,.4);border-radius:999px;font-size:.82rem;font-weight:500}
.chip i{width:8px;height:8px;border-radius:50%;background:var(--accent,#fff);display:inline-block}

/* (E) STAT BAND — trust figures on blue */
.stats{background:var(--blue);color:#fff}
.stats__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,4vw,56px)}
.stat{padding-top:22px;border-top:2px solid rgba(255,255,255,.34)}
.stat .num{font-family:var(--display);font-weight:330;font-size:clamp(2.6rem,5vw,4.2rem);line-height:1;letter-spacing:-.02em}
.stat .lab{margin-top:.6rem;color:rgba(255,255,255,.82);font-size:.98rem;max-width:26ch}

/* (F) SPLIT FEATURE — image half + copy half */
.feature{background:var(--cream)}
.feature__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4.5vw,72px);align-items:center}
.feature__grid.is-flip .feature__media{order:2}
.feature__media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:5/4}
.feature__media img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.feature__media:hover img{transform:scale(1.05)}
.feature__media .badge{position:absolute;top:18px;left:18px;background:var(--accent,var(--blue));color:#fff;padding:.5em 1em;border-radius:999px;font-size:.78rem;font-weight:600;letter-spacing:.02em}
.feature h2{font-family:var(--display);font-weight:380;font-size:clamp(1.9rem,3.4vw,2.9rem);line-height:1.06;letter-spacing:-.015em}
.feature__list{margin-top:1.6rem;border-top:1px solid var(--line)}
.feature__list li{display:flex;gap:14px;padding:.95rem 0;border-bottom:1px solid var(--line);align-items:baseline}
.feature__list .k{font-family:var(--display);font-weight:500;color:var(--blue);font-size:1.05rem;min-width:1.6em}
.feature__list b{font-weight:600}

/* (G) PROSE — narrow editorial column with drop cap (about) */
.prose{background:var(--cream)}
.prose__col{max-width:720px;margin-inline:auto}
.prose__col p{font-size:clamp(1.08rem,1.5vw,1.24rem);line-height:1.72;color:#36312a}
.prose__col p+p{margin-top:1.5rem}
.prose__col .drop::first-letter{
  font-family:var(--display);font-weight:480;font-size:3.6em;float:left;line-height:.78;
  margin:.06em .12em 0 0;color:var(--blue);
}
.prose__rule{width:60px;height:3px;background:var(--blue);margin:0 auto clamp(28px,4vw,48px)}

/* (H) AWARDS — paper cards row */
.awards{background:var(--cream-2)}
.awards__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-top:clamp(28px,4vw,44px)}
.award{background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--r-md);padding:30px 26px;box-shadow:var(--shadow-sm)}
.award .seal{font-family:var(--display);font-weight:320;font-style:italic;color:var(--accent,var(--blue));font-size:1.05rem}
.award h3{font-family:var(--display);font-weight:460;font-size:1.4rem;margin-top:.9rem}
.award p{color:var(--ink-soft);font-size:.94rem;margin-top:.5rem}

/* (I) CTA — closing band on cream with motif */
.cta{position:relative;background:var(--cream);overflow:hidden}
.cta__panel{
  position:relative;background:var(--blue-deep);color:#fff;border-radius:var(--r-lg);
  padding:clamp(40px,6vw,84px);overflow:hidden;display:grid;grid-template-columns:1.4fr .6fr;gap:32px;align-items:center;
}
.cta__panel h2{font-family:var(--display);font-weight:340;font-size:clamp(2rem,4.4vw,3.4rem);line-height:1.02;letter-spacing:-.02em}
.cta__panel p{color:rgba(255,255,255,.8);margin-top:1rem;max-width:42ch}
.cta__actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.cta__motif{position:absolute;right:-60px;top:-60px;width:320px;height:320px;opacity:.16;pointer-events:none}
.cta__motif span{position:absolute;border-radius:50%;mix-blend-mode:screen}

/* =========================================================================
   PRODUCTS PAGE — category index (distinct from home gallery)
   ========================================================================= */
.index-head{background:var(--cream)}
.index-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.index-card{
  position:relative;background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--r-md);
  padding:clamp(22px,2.4vw,30px);display:flex;flex-direction:column;gap:18px;min-height:230px;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);overflow:hidden;
}
.index-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.index-card__top{display:flex;align-items:flex-start;justify-content:space-between}
.index-card__ic{width:74px;height:74px;display:grid;place-items:center;border-radius:14px;background:color-mix(in srgb,var(--accent) 12%,#fff)}
.index-card__ic img{width:50px;height:50px;object-fit:contain}
.index-card__n{font-family:var(--display);font-style:italic;color:var(--accent);font-size:1.4rem;font-weight:330}
.index-card h3{font-family:var(--display);font-weight:480;font-size:1.5rem;line-height:1.05;letter-spacing:-.01em}
.index-card p{color:var(--ink-soft);font-size:.92rem;margin-top:.4rem}
.index-card .more{margin-top:auto;display:inline-flex;align-items:center;gap:.5em;font-weight:600;font-size:.9rem;color:var(--accent)}
.index-card .more .arrow{transition:transform .3s var(--ease)}
.index-card:hover .more .arrow{transform:translateX(4px)}

/* materials strip */
.materials{background:var(--blue-deep);color:#fff}
.materials__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(20px,3vw,40px)}
.mat h3{font-family:var(--display);font-weight:440;font-size:1.25rem;display:flex;align-items:center;gap:.5em}
.mat h3 i{width:10px;height:10px;border-radius:50%;background:var(--accent)}
.mat p{color:rgba(255,255,255,.74);font-size:.94rem;margin-top:.6rem}

/* =========================================================================
   CONTACT PAGE
   ========================================================================= */
.contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:start}
.info-list{border-top:1px solid var(--line)}
.info-row{display:grid;grid-template-columns:auto 1fr;gap:24px;padding:24px 0;border-bottom:1px solid var(--line);align-items:start}
.info-row .ic{width:44px;height:44px;border-radius:12px;background:color-mix(in srgb,var(--accent,var(--blue)) 12%,#fff);display:grid;place-items:center;color:var(--accent,var(--blue))}
.info-row h3{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-faint);font-weight:600}
.info-row p{margin-top:.35rem;font-size:1.05rem;line-height:1.5}
.info-row a{color:var(--blue);font-weight:500}

.form{background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:clamp(26px,3vw,40px);box-shadow:var(--shadow-sm)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.84rem;font-weight:600;letter-spacing:.04em;color:var(--ink-soft);margin-bottom:8px}
.field input,.field textarea,.field select{
  width:100%;padding:.85em 1em;border:1.5px solid var(--line);border-radius:12px;background:var(--cream);
  font:inherit;color:var(--ink);transition:border-color .25s var(--ease),background .25s var(--ease);
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--blue);background:#fff}
.field textarea{resize:vertical;min-height:130px}
.form .note{font-size:.82rem;color:var(--ink-faint);margin-top:6px}
.map-frame{position:relative;margin-top:28px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow-sm);background:var(--cream-2)}
.map-frame iframe{display:block;width:100%;height:380px;border:0;filter:grayscale(.18) contrast(1.02)}
.map-bar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:16px clamp(18px,2.4vw,28px);background:var(--paper);border-top:1px solid var(--line-soft);
}
.map-bar p{font-size:.92rem;color:var(--ink-soft)}
.map-bar b{color:var(--ink)}
.map-bar .btn{flex-shrink:0}

/* =========================================================================
   FOOTER  (carries Optimum Technology signature — R2)
   ========================================================================= */
.site-footer{background:#16130F;color:rgba(255,255,255,.72);padding-top:clamp(60px,7vw,96px)}
.footer__top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:clamp(28px,4vw,56px);padding-bottom:clamp(44px,5vw,64px);border-bottom:1px solid rgba(255,255,255,.12)}
.footer__brand img{height:46px;width:auto;margin-bottom:18px}
.footer__brand p{max-width:34ch;font-size:.94rem;line-height:1.6}
.footer__brand .slogan{font-family:var(--display);font-style:italic;color:#fff;font-size:1.15rem;margin-top:14px}
.footer h4{color:#fff;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;margin-bottom:18px}
.footer__links li+li{margin-top:11px}
.footer__links a{font-size:.96rem;transition:color .25s var(--ease)}
.footer__links a:hover{color:#fff}
.footer__contact p{font-size:.94rem;line-height:1.55;margin-bottom:12px}
.footer__contact a{color:#fff}
.pay{display:flex;align-items:center;gap:10px;margin-top:18px}
.pay img{height:26px;width:auto;background:#fff;border-radius:5px;padding:3px 6px}
.footer__bottom{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-block:26px;font-size:.84rem}
.footer__bottom .sign a{color:#fff;font-weight:600;border-bottom:1px solid rgba(255,255,255,.4)}
.footer__bottom .sign a:hover{border-color:#fff}

/* =========================================================================
   MOTION  (reveal on scroll · honours reduced-motion — D7)
   ========================================================================= */
[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal][data-d="1"]{transition-delay:.08s}
[data-reveal][data-d="2"]{transition-delay:.16s}
[data-reveal][data-d="3"]{transition-delay:.24s}
[data-reveal][data-d="4"]{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  [data-reveal]{opacity:1!important;transform:none!important;transition:none!important}
  .scroll-cue span::after{display:none}
}

/* =========================================================================
   RESPONSIVE — tablet (768–1024) & mobile (<768)   (R1)
   ========================================================================= */
@media (max-width:1024px){
  :root{--header-h:70px}
  .statement__grid,.commit__grid,.feature__grid,.cta__panel,.contact__grid{grid-template-columns:1fr}
  .commit__head{position:static}
  .feature__grid.is-flip .feature__media{order:0}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .cat-feature{grid-column:span 2;grid-row:auto;min-height:340px}
  .index-grid{grid-template-columns:repeat(2,1fr)}
  .stats__grid{grid-template-columns:1fr;gap:0}
  .stat{padding-block:26px}
  .materials__grid{grid-template-columns:repeat(2,1fr)}
  .footer__top{grid-template-columns:1fr 1fr}
  .cta__motif{opacity:.1}
}
@media (max-width:760px){
  :root{--header-h:64px}
  .nav,.header-cta .btn{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:1.5px solid var(--line)}
  .nav-toggle span{position:relative;width:20px;height:2px;background:var(--ink);transition:.3s var(--ease)}
  .nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink);transition:.3s var(--ease)}
  .nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
  body.nav-open .nav-toggle span{background:transparent}
  body.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
  body.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}

  .mobile-nav{
    position:fixed;inset:var(--header-h) 0 0;z-index:55;background:var(--cream);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.3s var(--ease);
    display:flex;flex-direction:column;padding:28px var(--gutter) 40px;gap:6px;
  }
  body.nav-open .mobile-nav{transform:none;opacity:1;pointer-events:auto}
  .mobile-nav a{font-family:var(--display);font-size:1.7rem;font-weight:420;padding:14px 0;border-bottom:1px solid var(--line)}
  .mobile-nav a[aria-current="page"]{color:var(--blue)}
  .mobile-nav .btn{display:inline-flex;margin-top:22px;align-self:flex-start}

  .cat-grid{grid-template-columns:1fr 1fr;gap:12px}
  .cat-feature{grid-column:span 2;min-height:300px}
  .cat-tile{min-height:150px;padding:18px}
  .cat-tile img{width:46px;height:46px}
  .index-grid{grid-template-columns:1fr}
  .materials__grid,.footer__top{grid-template-columns:1fr}
  .awards__grid{grid-template-columns:1fr}
  .hero__meta{display:none}
  .hero{min-height:calc(100svh - var(--header-h))}
  .commit__head{position:static}
}
@media (min-width:761px){.mobile-nav{display:none}}