/* ============================================================
   BiteOS.ai — white + purple editorial "restaurant operating dossier"
   Dependency-free CSS. Design tokens from design.md.
   ============================================================ */
:root{
  --paper:#FFFFFF;
  --paper-warm:#F7F5FC;
  --ink:#101B33;
  --ink-soft:#4A5470;
  --taupe:#8A8AA3;
  --line:#E7E4F2;
  --accent:#5F02E7;
  --accent-deep:#4703B4;
  --mustard:#7C3AED;
  --olive:#5F02E7;
  --night:#130B2E;
  --night-soft:#1E1442;
  --cream:#F3F0FB;
  --white:#FFFFFF;
  --font-display:"Fraunces",Georgia,"Times New Roman",serif;
  --font-body:"Instrument Sans",-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono","SFMono-Regular",Consolas,monospace;
  --font-cjk:"Noto Serif TC",serif;
  --radius:14px;
  --shadow-card:0 1px 0 rgba(16,27,51,.04);
  --shadow-lift:0 18px 40px -18px rgba(16,27,51,.28);
  --ease-out:cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  font-size:17px;line-height:1.65;
  color:var(--ink-soft);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
/* hide all scrollbars visually — scrolling still works normally */
*{scrollbar-width:none;-ms-overflow-style:none}
*::-webkit-scrollbar{width:0;height:0;display:none}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}
ul,ol{list-style:none}
h1,h2,h3{color:var(--ink);font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;font-variation-settings:"opsz" 72}
h2{font-size:clamp(32px,4.4vw,48px);line-height:1.08}
h3{font-size:clamp(22px,2.4vw,28px);line-height:1.2}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:110px 0}
.section-warm{background:var(--paper-warm)}
.section-head{max-width:720px;margin-bottom:56px}
.section-head .lede{margin-top:18px}
.lede{font-size:18px;color:var(--ink-soft);max-width:56ch}
.lede-dark{color:rgba(243,240,251,.78)}

/* ---------- shared atoms ---------- */
.mono-label{
  font-family:var(--font-mono);font-size:12px;font-weight:500;
  letter-spacing:.08em;text-transform:uppercase;color:var(--taupe);
}
.mono-inline{font-family:var(--font-mono);font-size:.92em;letter-spacing:.04em}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;color:var(--accent);
  padding:7px 14px;border:1px dashed var(--accent);border-radius:999px;
  margin-bottom:22px;background:rgba(95,2,231,.05);
}
.eyebrow-dark{color:var(--mustard);border-color:rgba(124,58,237,.6);background:rgba(124,58,237,.07)}
.cjk-accent{
  font-family:var(--font-cjk);font-weight:500;color:var(--taupe);
  font-size:17px;margin:14px 0 4px;letter-spacing:.04em;
}
.cjk-inline{font-family:var(--font-cjk);color:var(--accent);font-weight:600;white-space:nowrap}
.cjk-mustard{color:var(--mustard);font-size:19px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-body);font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  transition:background .25s var(--ease-out),transform .15s var(--ease-out),border-color .25s,color .25s,box-shadow .25s;
  will-change:transform;
}
.btn:active{transform:translateY(2px)}
.btn-accent{background:var(--accent);color:#FFF;box-shadow:0 6px 18px -8px rgba(71,3,180,.55)}
.btn-accent:hover{background:var(--accent-deep)}
.btn-outline{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-cream{border-color:rgba(243,240,251,.5);color:var(--cream);background:transparent}
.btn-cream:hover{border-color:var(--cream);background:rgba(243,240,251,.08)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.btn-arrow{transition:transform .25s var(--ease-out)}
.btn:hover .btn-arrow{transform:translateX(4px)}

.chip{
  display:inline-block;font-family:var(--font-mono);font-size:12px;font-weight:500;
  letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);
  padding:7px 14px;border:1px dashed var(--taupe);border-radius:999px;
  background:var(--white);white-space:nowrap;
  transition:border-color .25s,color .25s,transform .25s var(--ease-out);
}
.chip:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.chip-muted{color:var(--taupe)}
.chip-accent{border-color:var(--accent);color:var(--accent);border-style:solid;background:rgba(95,2,231,.06)}
.chip-dark{border-color:rgba(243,240,251,.35);color:var(--cream);background:rgba(243,240,251,.05)}
.chip-dark:hover{border-color:var(--mustard);color:var(--mustard)}

/* ---------- reveal animations ---------- */
[data-reveal],[data-reveal-group]>*{opacity:0;transform:translateY(32px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
[data-reveal].is-in,[data-reveal-group].is-in>*{opacity:1;transform:none}

/* ============================================================
   NAVBAR
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .35s,border-color .35s,box-shadow .35s;
  border-bottom:1px solid transparent;
}
.nav.is-solid{background:var(--paper);border-bottom-color:var(--line);box-shadow:0 1px 0 rgba(16,27,51,.03)}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.nav-logo{display:flex;align-items:center;gap:10px}
.nav-logo img{display:block;height:28px;width:auto}
.mobile-menu-logo{display:block;height:32px;width:auto;object-fit:contain}
.nav-logo-text{display:none;font-family:var(--font-display);font-weight:600;font-size:22px;color:var(--ink);letter-spacing:-.02em}
.nav-logo-text em{font-style:normal;color:var(--accent)}
.nav-logo img.is-broken{display:none}
.nav-logo img.is-broken + .nav-logo-text{display:block}
.mobile-menu-head .nav-logo-text-menu{font-size:24px}

.nav-wordmark{font-family:var(--font-display);font-weight:600;font-size:22px;color:var(--ink);letter-spacing:-.02em}
.nav-ai{font-family:var(--font-mono);font-size:15px;font-weight:600;color:var(--accent);letter-spacing:0}
.nav-links{display:flex;gap:30px}
.nav-links a{
  font-size:15px;font-weight:500;color:var(--ink-soft);position:relative;padding:4px 0;
  transition:color .2s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--accent);
  transition:width .3s var(--ease-out);
}
.nav-links a:hover{color:var(--accent)}
.nav-links a:hover::after{width:100%}
.nav-right{display:flex;align-items:center;gap:18px}
.nav-portal{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--taupe)}
.nav-burger{display:none;flex-direction:column;gap:5px;padding:8px}
.nav-burger span{width:22px;height:2px;background:var(--ink);transition:transform .3s var(--ease-out),opacity .2s}
.nav-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-burger.is-open{opacity:0;pointer-events:none}

/* app-style drawer: dimmed backdrop + compact right slide-in panel */
.mobile-menu{
  position:fixed;inset:0;z-index:120;background:rgba(16,27,51,.42);
  backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:opacity .3s var(--ease-out),visibility .3s;
}
.mobile-menu.is-open{opacity:1;visibility:visible}
.mobile-menu-panel{
  position:absolute;top:0;right:0;bottom:0;
  width:min(330px,86vw);background:var(--paper);
  border-left:1px solid var(--line);box-shadow:-18px 0 50px -20px rgba(16,27,51,.28);
  display:flex;flex-direction:column;padding:20px 22px calc(20px + env(safe-area-inset-bottom));
  transform:translateX(100%);transition:transform .38s var(--ease-out);
}
.mobile-menu.is-open .mobile-menu-panel{transform:none}
.mobile-menu-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.mobile-menu-close{
  width:38px;height:38px;border-radius:12px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--ink);background:var(--white);
  transition:background .2s,color .2s;
}
.mobile-menu-close:hover{background:var(--ink);color:#fff}
.mobile-menu-close svg{width:17px;height:17px}
.mobile-menu-links{display:flex;flex-direction:column}
.mobile-menu-links a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:16.5px;font-weight:600;color:var(--ink);
  padding:15px 4px;border-bottom:1px solid var(--line);
  opacity:0;transform:translateX(14px);transition:opacity .35s var(--ease-out),transform .35s var(--ease-out),color .2s;
}
.mobile-menu-links a::after{
  content:"";width:7px;height:7px;flex-shrink:0;margin-left:12px;
  border-top:2px solid var(--taupe);border-right:2px solid var(--taupe);
  transform:rotate(45deg);transition:border-color .2s;
}
.mobile-menu.is-open .mobile-menu-links a{opacity:1;transform:none}
.mobile-menu-links a:hover{color:var(--accent)}
.mobile-menu-links a:hover::after{border-color:var(--accent)}
.mobile-menu-foot{
  margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:18px;
}
.lang-switch-mobile{display:flex;width:100%;margin:0}
.lang-switch-mobile .lang-btn{flex:1;text-align:center;padding:9px 6px}
.mobile-menu-portal{align-self:center;color:var(--taupe)}

/* ============================================================
   1. HERO
   ============================================================ */
.hero{padding:170px 0 90px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(900px 500px at 85% 10%,rgba(124,58,237,.10),transparent 60%),
             radial-gradient(700px 420px at 5% 90%,rgba(95,2,231,.06),transparent 60%);
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;position:relative}
.hero-h1{
  font-size:clamp(42px,6.2vw,72px);line-height:1.02;margin-bottom:24px;
}
.hero-h1 .w{display:inline-block;opacity:0;transform:translateY(.6em) rotate(2deg);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.hero-h1.is-in .w{opacity:1;transform:none}
.hero-sub{font-size:19px;max-width:44ch;margin-bottom:28px}
.kinetic-strip{
  display:inline-flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:13px;font-weight:600;letter-spacing:.1em;
  color:var(--ink);border-top:1px solid var(--line);border-bottom:1px dashed var(--line);
  padding:12px 0;margin-bottom:32px;
}
.kinetic-strip span{white-space:nowrap}
.ks-arrow{color:var(--accent);font-style:normal}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-meta{font-size:11px;color:var(--taupe)}

.hero-visual{position:relative;min-height:420px}
.hero-polaroid{
  position:absolute;top:-18px;right:-6px;width:58%;
  background:var(--white);border:1px solid var(--line);border-radius:10px;
  padding:10px 10px 8px;transform:rotate(3.5deg);box-shadow:var(--shadow-lift);z-index:1;
}
.hero-polaroid img{border-radius:6px;aspect-ratio:1280/853;object-fit:cover}
.hero-polaroid figcaption{margin-top:8px;text-align:right;font-size:10px}
.hero-shot{position:relative;z-index:2;width:88%;margin-top:150px;transform:rotate(-2deg);transition:transform .5s var(--ease-out)}
.hero-shot:hover{transform:rotate(0deg)}

/* screenshot card (injected by JS into [data-ui-shot]) */
.ui-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-lift);overflow:hidden;
}
.ui-card-chrome{
  display:flex;align-items:center;gap:6px;padding:10px 14px;
  border-bottom:1px solid var(--line);background:var(--paper-warm);
}
.ui-card-chrome i{width:9px;height:9px;border-radius:50%;background:var(--line)}
.ui-card-chrome i:first-child{background:rgba(95,2,231,.5)}
.ui-card-chrome .mono-label{margin-left:auto;font-size:10px}
.ui-card-body{position:relative}
.ui-card-body img{width:100%;height:auto}
.ui-sticker{
  position:absolute;top:10px;left:10px;
  font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.1em;
  color:var(--cream);background:rgba(19,11,46,.82);
  padding:5px 10px;border-radius:4px;transform:rotate(-1.5deg);
  border:1px dashed rgba(243,240,251,.35);
}
.ui-card-serial{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  padding:10px 14px;border-top:1px dashed var(--line);
}
.ui-card-serial .mono-label{font-size:10px;color:var(--taupe)}
.ui-card-dark{background:var(--night-soft);border-color:rgba(243,240,251,.14)}
.ui-card-dark .ui-card-chrome{background:rgba(243,240,251,.05);border-bottom-color:rgba(243,240,251,.12)}
.ui-card-dark .ui-card-chrome i{background:rgba(243,240,251,.2)}
.ui-card-dark .ui-card-chrome i:first-child{background:rgba(124,58,237,.6)}
.ui-card-dark .ui-card-serial{border-top-color:rgba(243,240,251,.14)}
.ui-card-dark .ui-card-serial .mono-label{color:rgba(243,240,251,.5)}

/* ============================================================
   2. MARQUEE
   ============================================================ */
.marquee-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white);padding:18px 0;overflow:hidden}
.marquee{overflow:hidden}
.marquee-track{display:flex;gap:12px;width:max-content;animation:marquee 55s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.marquee-band-dark{background:var(--night);border-color:rgba(243,240,251,.12)}
.marquee-band-dark .chip{background:transparent;color:rgba(243,240,251,.55);border-color:rgba(243,240,251,.25)}
.marquee-band-dark .chip:hover{border-color:var(--mustard);color:var(--mustard)}

/* ============================================================
   3. EXPERTS
   ============================================================ */
.experts-grid{display:grid;grid-template-columns:5fr 6fr;gap:64px;align-items:center}
.experts-photo{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:var(--white);padding:12px 12px 10px;box-shadow:var(--shadow-card);
  transform:rotate(-1.2deg);
}
.experts-photo img{border-radius:8px;aspect-ratio:1280/872;object-fit:cover}
.experts-photo figcaption{margin-top:10px;text-align:right;font-size:10px}
.chip-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:34px}
.approach-chip{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--white);
  padding:20px 18px;box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease-out),border-color .3s;
}
.approach-chip:hover{transform:translateY(-4px);border-color:var(--accent)}
.approach-chip .mono-label{color:var(--accent);display:block;margin-bottom:10px}
.approach-chip strong{display:block;font-family:var(--font-display);font-size:19px;color:var(--ink);margin-bottom:6px}
.approach-chip p{font-size:14px;line-height:1.5}

/* ============================================================
   4. FRAGMENTED → ONE OS
   ============================================================ */
.oneos-grid{display:grid;grid-template-columns:1fr auto 1fr;gap:28px;align-items:center;margin-bottom:36px}
.oneos-card{border:1px solid var(--line);border-radius:var(--radius);padding:30px;min-height:260px}
.oneos-old{background:var(--white)}
.oneos-new{background:var(--night);border-color:var(--night);color:var(--cream)}
.oneos-tag{display:block;margin-bottom:20px}
.oneos-tag-accent{color:var(--mustard)}
.scatter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.scatter .chip:nth-child(odd){transform:rotate(-1.4deg)}
.scatter .chip:nth-child(even){transform:rotate(1.1deg)}
.oneos-pain{color:var(--accent);font-size:11px;line-height:1.8;display:block;margin-bottom:12px}
.oneos-note{font-size:14px}
.oneos-new .oneos-note{color:rgba(243,240,251,.65)}
.oneos-statement{font-family:var(--font-display);font-size:clamp(24px,2.6vw,32px);line-height:1.2;color:var(--cream);margin-bottom:14px;letter-spacing:-.02em}
.oneos-arrow{color:var(--accent)}
.result-chips{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}

/* ============================================================
   5. FOUR PILLARS
   ============================================================ */
.pillar-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.pillar-card{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--white);
  padding:28px 24px;box-shadow:var(--shadow-card);position:relative;
  border-top:3px solid var(--line);
  transition:transform .3s var(--ease-out),box-shadow .3s,border-top-color .3s;
}
.pillar-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lift);border-top-color:var(--accent)}
.pillar-card:nth-child(2){margin-top:28px}
.pillar-card:nth-child(3){margin-top:56px}
.pillar-card:nth-child(4){margin-top:84px}
.pillar-num{color:var(--accent);display:block;margin-bottom:16px}
.pillar-card h3{font-size:26px;letter-spacing:.02em;margin-bottom:4px}
.pillar-sub{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--taupe);margin-bottom:16px}
.pillar-card p:last-child{font-size:14.5px;line-height:1.6}

/* ============================================================
   1B. FOUR SELLING POINTS
   ============================================================ */
.sellpoints .section-head{margin-bottom:44px}
.tagline-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.tagline-chip{
  font-family:var(--font-mono);font-size:11.5px;font-weight:600;letter-spacing:.1em;
  padding:8px 14px;border:1.5px solid var(--accent);color:var(--accent);border-radius:999px;
}
.sellpoint-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.sellpoint-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 24px;box-shadow:var(--shadow-card);
  border-top:3px solid var(--sp,#5F02E7);
  transition:transform .3s var(--ease-out),box-shadow .3s;
}
.sellpoint-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lift)}
.sellpoint-num{color:var(--sp,#5F02E7);display:block;margin-bottom:16px}
.sellpoint-card h3{font-size:23px;line-height:1.18;margin-bottom:12px;letter-spacing:-.01em}
.sellpoint-card h3 em{font-style:normal;color:var(--sp,#5F02E7)}
.sellpoint-card p{font-size:14.5px;line-height:1.65}
.sp-blue{--sp:#0B6ECE}
.sp-green{--sp:#1E8E3E}
.sp-orange{--sp:#E8710A}
.sp-purple{--sp:#5F02E7}
.sellpoint-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:20px}
.sellpoint-top .sellpoint-num{margin-bottom:0;opacity:.85}
.sellpoint-icon{
  width:48px;height:48px;border-radius:14px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  color:#fff;background:var(--sp,#5F02E7);
  box-shadow:0 8px 18px -8px var(--sp,#5F02E7);
  transition:transform .3s var(--ease-out);
}
.sellpoint-card:hover .sellpoint-icon{transform:scale(1.08) rotate(-4deg)}
.sellpoint-icon svg{width:25px;height:25px}
.sellpoint-poster{
  margin-top:48px;border-radius:calc(var(--radius) + 6px);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-lift);background:var(--white);
}
.sellpoint-poster img{width:100%;transition:transform .6s var(--ease-out)}
.sellpoint-poster:hover img{transform:scale(1.015)}
.sellpoint-poster figcaption{
  padding:14px 22px;border-top:1px solid var(--line);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--taupe);display:flex;align-items:center;gap:10px;
}
.sellpoint-poster figcaption::before{content:"";width:22px;height:1.5px;background:var(--accent);flex-shrink:0}

/* ============================================================
   LANGUAGE SWITCHER + CJK FONT HANDLING
   ============================================================ */
.lang-switch{
  display:flex;align-items:center;gap:2px;
  border:1px solid var(--line);border-radius:999px;padding:2px;background:var(--white);
}
.lang-btn{
  font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.03em;
  padding:5px 9px;border-radius:999px;color:var(--ink-soft);
  transition:background .2s,color .2s;white-space:nowrap;
}
.lang-btn:hover{color:var(--accent)}
.lang-btn.is-active{background:var(--accent);color:#fff}
.nav.is-solid .lang-switch{border-color:var(--line)}

html[lang="zh"] body{
  font-family:"Instrument Sans","PingFang TC","Microsoft JhengHei","Noto Sans TC",sans-serif;
}
html[lang="ja"] body{
  font-family:"Instrument Sans","Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic",Meiryo,"Noto Sans JP",sans-serif;
}
html[lang="zh"] h1,html[lang="zh"] h2,html[lang="zh"] h3,html[lang="zh"] .footer-statement,html[lang="zh"] .oneos-statement{
  font-family:"Fraunces","Noto Serif TC","PingFang TC",serif;letter-spacing:0;
}
html[lang="ja"] h1,html[lang="ja"] h2,html[lang="ja"] h3,html[lang="ja"] .footer-statement,html[lang="ja"] .oneos-statement{
  font-family:"Fraunces","Hiragino Mincho ProN","Yu Mincho","Noto Serif TC",serif;letter-spacing:0;
}
html[lang="zh"] .mono-label,html[lang="ja"] .mono-label{letter-spacing:.05em}

/* ============================================================
   5B. ONE PLATFORM FOR ALL
   ============================================================ */
.role-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.role-grid .pillar-card:nth-child(n){margin-top:0}

.feature-footnote{margin-top:16px;color:var(--taupe)}
.feature-wide-chips{margin-top:24px}

/* ============================================================
   6. PLATFORM ARCHITECTURE
   ============================================================ */
.datalayer{
  display:flex;align-items:center;gap:0;margin-bottom:36px;flex-wrap:wrap;
}
.datalayer-node{
  font-family:var(--font-mono);font-size:13px;font-weight:600;letter-spacing:.1em;
  color:var(--ink);background:var(--white);border:1px solid var(--ink);
  padding:10px 22px;border-radius:8px;
}
.datalayer-link{flex:1;min-width:24px;height:1px;background:repeating-linear-gradient(90deg,var(--taupe) 0 6px,transparent 6px 12px)}
.pillar-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.pillar-tab{
  font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.08em;
  padding:9px 18px;border-radius:999px;border:1px solid var(--line);
  color:var(--ink-soft);background:var(--white);
  transition:all .25s var(--ease-out);
}
.pillar-tab:hover{border-color:var(--accent);color:var(--accent)}
.pillar-tab.is-active{background:var(--ink);border-color:var(--ink);color:var(--cream)}
.module-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:26px}
.module-col{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);overflow:hidden}
.module-col-head{
  padding:14px 18px;border-bottom:1px dashed var(--line);background:var(--paper-warm);
  display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:11px;color:var(--ink);
}
.module-pillar-tag{font-size:9px;padding:3px 8px;border-radius:999px;letter-spacing:.1em}
.tag-sell{background:rgba(95,2,231,.12);color:var(--accent)}
.tag-operate{background:rgba(124,58,237,.18);color:#5B21B6}
.tag-manage{background:rgba(95,2,231,.15);color:var(--olive)}
.tag-automate{background:rgba(16,27,51,.08);color:var(--ink)}
.module-col ul{padding:8px}
.module-item{
  display:flex;flex-direction:column;padding:10px 12px;border-radius:8px;
  transition:opacity .35s,background .25s,transform .35s var(--ease-out);
}
.module-item strong{font-size:14.5px;color:var(--ink);font-weight:600}
.module-item span{font-family:var(--font-mono);font-size:11px;color:var(--taupe);letter-spacing:.03em}
.module-item:hover{background:var(--paper-warm)}
.module-grid.is-filtering .module-item{opacity:.22}
.module-grid.is-filtering .module-item.is-match{opacity:1;background:rgba(95,2,231,.07)}
.datalayer-strip{
  text-align:center;padding:18px;border:1px dashed var(--taupe);border-radius:var(--radius);
  color:var(--ink);font-size:12px;background:var(--white);
}

/* ============================================================
   7. FEATURES
   ============================================================ */
.feature-row{
  display:grid;grid-template-columns:5fr 6fr;gap:56px;align-items:center;
  padding:72px 24px;
}
.feature-row-rev{grid-template-columns:6fr 5fr}
.feature-row-rev .feature-copy{order:2}
.feature-row-rev .feature-shots{order:1}
.feature-serial{color:var(--accent);display:block;margin-bottom:16px}
.feature-copy h3{margin-bottom:16px}
.feature-copy>p{margin-bottom:20px}
.feature-list li{
  position:relative;padding:8px 0 8px 26px;font-size:15px;
  border-bottom:1px dashed var(--line);
}
.feature-list li::before{
  content:"";position:absolute;left:2px;top:16px;width:8px;height:8px;border-radius:50%;
  border:2px solid var(--accent);
}
.feature-list-dark li{border-bottom-color:rgba(243,240,251,.15);color:rgba(243,240,251,.8)}
.feature-list-dark li::before{border-color:var(--mustard)}
.feature-shots{display:flex;flex-direction:column;gap:22px}
.feature-shots-dual>*:nth-child(2){width:86%;margin-left:auto;margin-top:-30px;transform:rotate(1.4deg)}
.feature-shots-dual>*:nth-child(1){transform:rotate(-1deg)}
.chip-row-mini{display:flex;flex-wrap:wrap;gap:10px}
.photo-card{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--white);
  padding:12px 12px 10px;box-shadow:var(--shadow-card);
}
.photo-card img{border-radius:8px}
.photo-card figcaption{margin-top:10px;text-align:right;font-size:10px}
.kds-band .photo-card{background:var(--night-soft);border-color:rgba(243,240,251,.14)}
.kds-band .photo-card figcaption{color:rgba(243,240,251,.5)}

.kds-band{
  background:var(--night);color:var(--cream);margin:48px 0;
}
.kds-band h3{color:var(--cream)}
.kds-band .feature-copy>p{color:rgba(243,240,251,.75)}
.kds-band .feature-serial{color:var(--mustard)}
.kds-band .feature-row{padding-top:88px;padding-bottom:88px}

.feature-wide{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-warm);
  padding:48px 44px;margin:24px 0 72px;
}
.feature-wide h3{margin-bottom:12px}
.feature-wide-lede{margin-bottom:38px;max-width:52ch}
.stepper{
  display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;
}
.stepper::before{
  content:"";position:absolute;top:9px;left:10%;right:10%;height:1px;
  background:repeating-linear-gradient(90deg,var(--taupe) 0 7px,transparent 7px 14px);
}
.stepper-step{position:relative;text-align:center;padding:0 10px}
.stepper-dot{
  display:block;width:19px;height:19px;border-radius:50%;margin:0 auto 14px;
  background:var(--paper);border:2px solid var(--accent);position:relative;z-index:1;
  transition:background .3s,transform .3s var(--ease-out);
}
.stepper-step:hover .stepper-dot{background:var(--accent);transform:scale(1.15)}
.stepper-step strong{display:block;font-family:var(--font-mono);font-size:13px;font-weight:600;letter-spacing:.05em;color:var(--ink);margin-bottom:4px}
.stepper-sub{font-size:12.5px;color:var(--taupe)}

.ai-chat{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.ai-bubble{border-radius:var(--radius);padding:16px 18px;max-width:92%;font-size:14.5px;line-height:1.6}
.ai-who{display:block;margin-bottom:6px;font-size:10px}
.ai-q{
  align-self:flex-end;background:var(--ink);color:var(--cream);
  border-bottom-right-radius:4px;
}
.ai-q .ai-who{color:var(--mustard)}
.ai-a{
  align-self:flex-start;background:var(--white);border:1px solid var(--line);
  border-bottom-left-radius:4px;color:var(--ink-soft);position:relative;
}
.ai-a .ai-who{color:var(--accent)}
.ai-caret{
  display:inline-block;width:8px;height:14px;background:var(--accent);
  vertical-align:-2px;margin-left:2px;animation:caret 1s steps(1) infinite;
}
@keyframes caret{50%{opacity:0}}
.ai-bubble p{min-height:1.4em}

/* ============================================================
   8. GLOBAL / AI ARCHITECTURE
   ============================================================ */
.global-band{
  position:relative;background:var(--night);color:var(--cream);overflow:hidden;
}
.global-bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:.16;filter:saturate(.8);
}
.global-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(19,11,46,.85),rgba(19,11,46,.55) 45%,rgba(19,11,46,.9));
}
.global-inner{position:relative;z-index:1}
.global-inner h2{color:var(--cream);margin-bottom:18px}
.market-chips{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 56px}
.ai-pipeline{
  display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:16px;align-items:stretch;
  margin-bottom:48px;
}
.ai-stage{
  background:rgba(30,20,66,.85);border:1px solid rgba(243,240,251,.14);
  border-radius:var(--radius);padding:22px 20px;backdrop-filter:blur(2px);
}
.ai-stage .mono-label{color:var(--mustard);display:block;margin-bottom:10px}
.ai-stage strong{display:block;font-family:var(--font-display);font-size:18px;color:var(--cream);margin-bottom:6px;letter-spacing:-.01em}
.ai-stage p{font-size:12.5px;font-family:var(--font-mono);letter-spacing:.03em;color:rgba(243,240,251,.55)}
.ai-stage-arrow{align-self:center;color:var(--mustard);font-family:var(--font-mono);font-size:18px}
.ai-quote{
  font-family:var(--font-display);font-size:clamp(22px,3vw,30px);line-height:1.3;
  color:var(--cream);letter-spacing:-.01em;max-width:30ch;
  border-left:3px solid var(--accent);padding-left:24px;
}
.ai-quote em{color:var(--mustard);font-style:normal}

/* ============================================================
   9. IMPLEMENTATION
   ============================================================ */
.impl-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
.timeline{position:relative;padding-left:8px}
.timeline::before{
  content:"";position:absolute;left:25px;top:8px;bottom:8px;width:1px;
  background:repeating-linear-gradient(180deg,var(--taupe) 0 6px,transparent 6px 12px);
}
.tl-step{display:flex;gap:24px;padding:14px 0;position:relative}
.tl-num{
  flex:0 0 36px;height:36px;display:flex;align-items:center;justify-content:center;
  background:var(--white);border:1px solid var(--ink);border-radius:50%;
  color:var(--ink);font-size:11px;position:relative;z-index:1;
}
.tl-step strong{display:block;font-family:var(--font-display);font-size:19px;color:var(--ink);margin-bottom:2px;letter-spacing:-.01em}
.tl-step p{font-size:14px}
.gate-card{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--white);
  padding:30px;box-shadow:var(--shadow-card);position:sticky;top:100px;
}
.gate-serial{color:var(--accent);display:block;margin-bottom:12px}
.gate-card h3{margin-bottom:20px}
.gate-list li{
  display:flex;align-items:center;gap:14px;padding:12px 0;
  border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink);
}
.gate-list li:last-child{border-bottom:0}
.gate-stamp{
  font-family:var(--font-mono);font-size:9px;font-weight:600;letter-spacing:.12em;
  color:var(--olive);border:1.5px solid var(--olive);border-radius:4px;
  padding:4px 8px;transform:rotate(-3deg);flex-shrink:0;
}

/* ============================================================
   10. PRICING
   ============================================================ */
.billing-toggle{display:flex;align-items:center;gap:18px;margin-bottom:40px}
.toggle{display:inline-flex;border:1px solid var(--ink);border-radius:999px;overflow:hidden;background:var(--white)}
.toggle-btn{
  font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.08em;
  padding:10px 22px;color:var(--ink-soft);transition:background .25s,color .25s;
  display:inline-flex;align-items:center;gap:8px;
}
.toggle-btn.is-active{background:var(--ink);color:var(--cream)}
.toggle-save{font-size:9px;color:var(--mustard);border:1px solid var(--mustard);border-radius:999px;padding:2px 7px}
.toggle-btn.is-active .toggle-save{color:var(--mustard)}
.plan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:72px}
.plan-card{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--white);
  padding:30px 26px;display:flex;flex-direction:column;position:relative;
  border-top:3px solid var(--line);
  transition:transform .3s var(--ease-out),box-shadow .3s,border-top-color .3s;
}
.plan-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lift);border-top-color:var(--accent)}
.plan-card-rec{border-top-color:var(--mustard);box-shadow:0 24px 50px -24px rgba(16,27,51,.3);transform:translateY(-8px)}
.plan-card-rec:hover{transform:translateY(-14px);border-top-color:var(--accent)}
.plan-stamp{
  position:absolute;top:-13px;right:18px;
  font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.12em;
  color:#FFFFFF;background:var(--mustard);padding:6px 12px;border-radius:4px;
  transform:rotate(2deg);box-shadow:0 4px 10px -4px rgba(16,27,51,.4);
}
.plan-tier{color:var(--accent);display:block;margin-bottom:12px}
.plan-tier-dark{color:var(--mustard)}
.plan-card h3{font-size:22px;margin-bottom:18px}
.plan-price{display:flex;align-items:baseline;gap:4px;margin-bottom:22px;padding-bottom:20px;border-bottom:1px dashed var(--line)}
.plan-currency{font-family:var(--font-mono);font-size:14px;color:var(--taupe)}
.plan-amount{font-family:var(--font-mono);font-size:34px;font-weight:600;color:var(--ink);letter-spacing:-.02em;transition:opacity .25s}
.plan-amount.is-switching{opacity:0}
.plan-period{font-family:var(--font-mono);font-size:11px;color:var(--taupe);letter-spacing:.06em;text-transform:uppercase;margin-left:6px}
.plan-custom-price{font-family:var(--font-display);font-size:26px;font-weight:600;color:var(--cream);letter-spacing:-.01em}
.plan-list{flex:1;margin-bottom:26px}
.plan-list li{position:relative;padding:7px 0 7px 24px;font-size:14px;border-bottom:1px dashed var(--line)}
.plan-list li::before{
  content:"";position:absolute;left:2px;top:15px;width:7px;height:7px;border-radius:50%;
  background:var(--accent);
}
.plan-list-dark li{border-bottom-color:rgba(243,240,251,.14);color:rgba(243,240,251,.8)}
.plan-list-dark li::before{background:var(--mustard)}
.plan-card-custom{background:var(--night);border-color:var(--night)}
.plan-card-custom h3{color:var(--cream)}
.plan-card-custom .plan-price{border-bottom-color:rgba(243,240,251,.14)}
.plan-card-custom:hover{border-top-color:var(--mustard)}

/* comparison matrix */
.matrix-wrap{margin-bottom:56px}
.matrix-title{display:block;margin-bottom:16px;color:var(--ink)}
.matrix-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--white)}
.matrix{width:100%;border-collapse:collapse;min-width:760px;font-size:14px}
.matrix th{
  font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  color:var(--cream);background:var(--ink);padding:14px 18px;text-align:left;
}
.matrix th:first-child{border-top-left-radius:13px}
.matrix th:last-child{border-top-right-radius:13px}
.matrix td{padding:13px 18px;border-bottom:1px solid var(--line);color:var(--ink-soft)}
.matrix tbody tr{transition:background .2s}
.matrix tbody tr:hover{background:var(--paper-warm)}
.matrix tbody tr:last-child td{border-bottom:0}
.col-rec{background:rgba(124,58,237,.08)}
th.col-rec{background:#1E1442}
.m-yes{color:var(--accent);font-size:15px}
.m-no{color:var(--taupe)}
.m-text{font-family:var(--font-mono);font-size:12px;letter-spacing:.02em}
.m-select{
  font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.1em;
  color:var(--taupe);border:1px dashed var(--taupe);border-radius:999px;padding:4px 12px;
}
.m-device td{background:var(--paper-warm);font-weight:500}
.matrix-note{margin-top:12px;font-size:10px}

/* AI allowances */
.ai-allow-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:56px}
.ai-allow-card{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--white);
  padding:26px;box-shadow:var(--shadow-card);
}
.ai-allow-card>.mono-label{color:var(--accent);display:block;margin-bottom:14px}
.ai-allow-num{display:flex;align-items:baseline;gap:10px;margin-bottom:10px}
.ai-allow-num .count-up{font-family:var(--font-mono);font-size:36px;font-weight:600;color:var(--ink)}
.ai-allow-unit{font-size:13px;color:var(--taupe)}
.ai-allow-card p{font-size:14px}

/* services */
.services{margin-bottom:56px;max-width:760px}
.service-row{display:flex;align-items:baseline;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink)}
.service-dots{flex:1;border-bottom:1px dashed var(--taupe);transform:translateY(-4px)}
.service-row .mono-inline{color:var(--accent);font-weight:500}

/* packs */
.pack-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:26px}
.pack-card{
  border:1px dashed var(--taupe);border-radius:var(--radius);padding:24px 22px;background:var(--paper-warm);
  transition:border-color .25s,transform .3s var(--ease-out);
}
.pack-card:hover{border-color:var(--accent);transform:translateY(-4px)}
.pack-card .mono-label{color:var(--accent);display:block;margin-bottom:12px}
.pack-card h4{font-family:var(--font-display);font-size:19px;color:var(--ink);margin-bottom:8px;letter-spacing:-.01em}
.pack-card p{font-family:var(--font-mono);font-size:12px;line-height:1.7;color:var(--ink-soft);letter-spacing:.02em}
.pack-principle{font-family:var(--font-display);font-size:20px;color:var(--ink);margin-bottom:16px}
.pack-principle em{color:var(--accent);font-style:italic}
.smallprint{font-size:12px;color:var(--taupe);max-width:60ch}

/* ============================================================
   11. CONTACT
   ============================================================ */
.contact-band{background:var(--night);color:var(--cream)}
.contact-grid{display:grid;grid-template-columns:5fr 6fr;gap:64px;align-items:start;position:relative}
.contact-copy h2{color:var(--cream);margin-bottom:8px}
.contact-copy .lede{margin:18px 0 30px}
.portal-link{
  display:inline-flex;align-items:center;gap:8px;color:var(--mustard);
  border-bottom:1px dashed rgba(124,58,237,.5);padding-bottom:6px;transition:color .2s,border-color .2s;
}
.portal-link:hover{color:var(--cream);border-color:var(--cream)}

.demo-form{
  background:var(--night-soft);border:1px solid rgba(243,240,251,.14);
  border-radius:var(--radius);padding:34px 32px;
}
.form-serial{color:var(--mustard);display:block;margin-bottom:26px}
.field{margin-bottom:20px}
.field-label{display:block;color:rgba(243,240,251,.6);margin-bottom:9px}
.field-optional{color:rgba(243,240,251,.3)}
.pill-row{display:flex;flex-wrap:wrap;gap:9px}
.pill{
  font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.08em;
  padding:9px 18px;border-radius:999px;border:1px solid rgba(243,240,251,.3);
  color:rgba(243,240,251,.75);transition:all .2s var(--ease-out);
}
.pill:hover{border-color:var(--mustard);color:var(--mustard)}
.pill.is-selected{background:var(--accent);border-color:var(--accent);color:var(--cream)}
.stepper-input{display:inline-flex;align-items:center;gap:0;border:1px solid rgba(243,240,251,.3);border-radius:999px;overflow:hidden}
.stepper-btn{
  width:44px;height:42px;font-size:19px;color:var(--cream);
  transition:background .2s;display:flex;align-items:center;justify-content:center;
}
.stepper-btn:hover{background:rgba(243,240,251,.1)}
.stepper-value{min-width:64px;text-align:center;color:var(--cream);font-size:16px}
.demo-form input,.demo-form textarea{
  width:100%;background:rgba(255,255,255,.06);border:1px solid rgba(243,240,251,.2);
  border-radius:10px;padding:13px 16px;color:var(--cream);font:inherit;font-size:15px;
  transition:border-color .2s,background .2s;
}
.demo-form input::placeholder,.demo-form textarea::placeholder{color:rgba(243,240,251,.3)}
.demo-form input:focus,.demo-form textarea:focus{outline:none;border-color:var(--mustard);background:rgba(255,255,255,.09)}
.demo-form input.is-invalid{border-color:var(--accent)}
.field-error{display:none;font-size:12px;color:#D8B4FE;margin-top:6px}
.field.has-error .field-error{display:block}
.form-error{display:none;color:#D8B4FE;margin-bottom:16px}
.form-error.is-visible{display:block}
.demo-form textarea{resize:vertical;min-height:76px}

.form-success{
  background:var(--night-soft);border:1px solid rgba(95,2,231,.55);
  border-radius:var(--radius);padding:52px 40px;text-align:center;
}
.success-stamp{
  width:84px;height:84px;margin:0 auto 24px;border-radius:50%;
  border:2px dashed var(--olive);display:flex;align-items:center;justify-content:center;
  color:var(--olive);transform:rotate(-6deg);
  animation:stampIn .6s var(--ease-out) both;
}
@keyframes stampIn{from{transform:rotate(-18deg) scale(1.7);opacity:0}to{transform:rotate(-6deg) scale(1);opacity:1}}
.form-success h3{color:var(--cream);margin-bottom:10px}
.form-success p{color:rgba(243,240,251,.7);font-size:15px;margin-bottom:20px}
.success-ticket{
  display:inline-block;color:var(--mustard);border:1px dashed var(--mustard);
  border-radius:8px;padding:10px 20px;margin-bottom:14px;font-size:13px;
}
.success-summary{display:block;font-size:11px;color:rgba(243,240,251,.5)}

/* ============================================================
   12. FOOTER
   ============================================================ */
.footer{background:var(--night);color:rgba(243,240,251,.65)}
.footer .marquee-band-dark{border-top:1px solid rgba(243,240,251,.12)}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;
  padding-top:64px;padding-bottom:48px;
}
.footer-wordmark{color:var(--cream);font-size:26px}
.footer-logo-pill{
  display:inline-flex;align-items:center;background:#FFF;
  border-radius:12px;padding:12px 16px;
}
.footer-logo-pill img{display:block;height:36px;width:auto}
.footer-statement{
  font-family:var(--font-display);font-size:22px;color:rgba(243,240,251,.5);
  margin-top:14px;line-height:1.3;letter-spacing:-.01em;
}
.footer-col{display:flex;flex-direction:column;gap:10px;font-size:14.5px}
.footer-col .mono-label{color:rgba(243,240,251,.4);margin-bottom:6px}
.footer-col a{transition:color .2s}
.footer-col a:hover{color:var(--mustard)}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding-top:24px;padding-bottom:32px;border-top:1px solid rgba(243,240,251,.1);
}
.footer-bottom .mono-label{font-size:10px;color:rgba(243,240,251,.35)}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1020px){
  .nav-links,.nav-portal{display:none}
  .nav-right .btn{display:none}
  .nav-burger{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:72px}
  .hero-visual{min-height:0}
  .sellpoint-grid{grid-template-columns:repeat(2,1fr)}
  .hero-shot{margin-top:90px;width:92%}
  .experts-grid{grid-template-columns:1fr;gap:48px}
  .pillar-grid{grid-template-columns:repeat(2,1fr)}
  .pillar-card:nth-child(n){margin-top:0}
  .pillar-card:nth-child(even){margin-top:28px}
  .role-grid{grid-template-columns:repeat(3,1fr)}
  .role-grid .pillar-card:nth-child(n){margin-top:0}
  .module-grid{grid-template-columns:repeat(2,1fr)}
  .feature-row,.feature-row-rev{grid-template-columns:1fr;gap:40px;padding-top:56px;padding-bottom:56px}
  .feature-row-rev .feature-copy{order:1}
  .feature-row-rev .feature-shots{order:2}
  .ai-pipeline{grid-template-columns:1fr;gap:12px}
  .ai-stage-arrow{transform:rotate(90deg);justify-self:center}
  .impl-grid{grid-template-columns:1fr}
  .gate-card{position:static}
  .plan-grid{grid-template-columns:repeat(2,1fr)}
  .plan-card-rec{transform:none}
  .plan-card-rec:hover{transform:translateY(-6px)}
  .ai-allow-grid{grid-template-columns:1fr;gap:16px}
  .pack-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr;gap:48px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stepper{grid-template-columns:repeat(5,minmax(90px,1fr));overflow-x:auto;padding-bottom:8px}
}
@media (max-width:720px){
  .section{padding:64px 0}
  .sellpoint-grid{grid-template-columns:1fr}
  .hero{padding:130px 0 64px}
  .oneos-grid{grid-template-columns:1fr;gap:20px}
  .oneos-arrow{transform:rotate(90deg);justify-self:center}
  .chip-row{grid-template-columns:1fr}
  .pillar-grid{grid-template-columns:1fr}
  .pillar-card:nth-child(even){margin-top:0}
  .role-grid{grid-template-columns:1fr}
  .module-grid{grid-template-columns:1fr}
  .plan-grid{grid-template-columns:1fr}
  .pack-grid{grid-template-columns:1fr}
  .feature-wide{padding:32px 24px}
  .stepper{grid-template-columns:1fr;gap:22px}
  .stepper::before{left:9px;right:auto;top:10%;bottom:10%;width:1px;height:auto;background:repeating-linear-gradient(180deg,var(--taupe) 0 7px,transparent 7px 14px)}
  .stepper-step{display:flex;align-items:center;gap:16px;text-align:left;padding:0}
  .stepper-dot{margin:0;flex-shrink:0}
  .demo-form{padding:26px 20px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .kds-band{margin:24px 0}
  .billing-toggle{flex-direction:column;align-items:flex-start;gap:12px}
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s !important;animation-iteration-count:1 !important;transition-duration:.001s !important}
  .marquee-track{animation:none}
  [data-reveal],[data-reveal-group]>*,.hero-h1 .w{opacity:1 !important;transform:none !important}
  .ai-caret{animation:none}
}