/* ============================================================
   FONTEVIA — Design System
   Palette extracted from logo:
   water-deep #1E6B79 · water #4E97A4 · vegetation #356B45 · earth #6F5733
   ============================================================ */

:root{
  /* brand */
  --teal-900:#103942;
  --teal-800:#15505c;
  --teal-700:#1e6b79;   /* primary */
  --teal-600:#267583;
  --teal-500:#3a818f;
  --teal-400:#4e97a4;   /* water accent */
  --teal-200:#bcd6db;
  --teal-50:#eef5f6;

  --green-800:#244a30;
  --green-700:#2c5638;
  --green-600:#356b45;

  --earth-700:#5e4a2c;
  --earth-600:#6f5733;
  --earth-500:#876c3f;

  /* neutrals (warm) */
  --ink:#16282c;
  --ink-soft:#2c3d40;
  --muted:#586568;
  --line:#e3ddd2;
  --paper:#f5f2ec;     /* page bg */
  --paper-2:#faf8f3;   /* raised card */
  --white:#ffffff;

  /* accent driven by tweak; default teal */
  --accent:var(--teal-700);
  --accent-soft:var(--teal-50);

  --maxw:1180px;
  --radius:4px;
  --radius-lg:8px;

  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"Hanken Grotesk",system-ui,-apple-system,Segoe UI,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --shadow-sm:0 1px 2px rgba(16,40,46,.06),0 2px 8px rgba(16,40,46,.05);
  --shadow-md:0 4px 14px rgba(16,40,46,.08),0 16px 40px rgba(16,40,46,.07);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.08;letter-spacing:-.01em;margin:0;color:var(--ink);}
p{margin:0;text-wrap:pretty;}
.serif-i{font-family:var(--serif);font-style:italic;font-weight:500;}

/* heading font tweak: grotesk option */
body.heads-sans h1,body.heads-sans h2,body.heads-sans h3,body.heads-sans h4{
  font-family:var(--sans);font-weight:700;letter-spacing:-.025em;
}
body.heads-sans .serif-i{font-family:var(--sans);font-style:normal;font-weight:700;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.section{padding:104px 0;}
.section--tight{padding:72px 0;}

/* eyebrow / labels */
.eyebrow{
  font-family:var(--mono);
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);font-weight:500;
  display:inline-flex;align-items:center;gap:9px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent);display:inline-block;opacity:.6;}

.lede{font-size:21px;line-height:1.5;color:var(--ink-soft);}
.muted{color:var(--muted);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--sans);font-weight:600;font-size:15px;
  padding:14px 24px;border-radius:var(--radius);
  border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease,background .2s ease,box-shadow .2s ease,border-color .2s;
  letter-spacing:.005em;line-height:1;white-space:nowrap;
}
.btn .arr{transition:transform .2s ease;}
.btn:hover .arr{transform:translateX(3px);}
.btn-primary{background:var(--accent);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--teal-800);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);}
.btn-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.28);}
.btn-light:hover{background:rgba(255,255,255,.2);}
.btn-white{background:#fff;color:var(--teal-800);}
.btn-white:hover{transform:translateY(-1px);box-shadow:var(--shadow-md);}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:15px;color:var(--accent);}
.link-arrow .arr{transition:transform .2s;}
.link-arrow:hover .arr{transform:translateX(3px);}

/* ============================================================ NAV */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(245,242,236,.82);
  backdrop-filter:saturate(140%) blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s,background .25s;
}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(245,242,236,.94);}
.nav-inner{display:flex;align-items:center;gap:32px;height:74px;}
.brand{display:flex;align-items:center;gap:11px;}
.brand img{height:38px;width:auto;}
.brand .wordmark{font-family:var(--sans);font-weight:800;font-size:20px;letter-spacing:.04em;color:var(--teal-700);}
.nav-links{display:flex;gap:30px;margin-left:14px;}
.nav-links a{font-size:15px;font-weight:500;color:var(--ink-soft);position:relative;padding:4px 0;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1.5px;background:var(--accent);transition:width .22s ease;}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{width:100%;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:18px;}
.lang{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;overflow:hidden;font-family:var(--mono);font-size:12px;}
.lang button{background:none;border:0;padding:6px 11px;cursor:pointer;color:var(--muted);font-family:inherit;font-size:inherit;letter-spacing:.04em;transition:.18s;}
.lang button.on{background:var(--accent);color:#fff;}

/* ============================================================ HERO */
.hero{position:relative;overflow:hidden;}
.hero .eyebrow{margin-bottom:24px;}
.hero h1{font-size:clamp(38px,5.4vw,68px);max-width:15ch;}
.hero h1 em{color:var(--accent);}
.hero .sub{font-size:clamp(17px,1.5vw,21px);color:var(--ink-soft);max-width:50ch;margin-top:26px;line-height:1.55;}
.hero-cta{display:flex;align-items:center;gap:18px;margin-top:38px;flex-wrap:wrap;}

/* editorial (default): centered-left text + strata band below */
.hero-editorial{padding:96px 0 0;}
.hero-editorial .hero-copy{max-width:62%;}
.hero-strata{margin-top:72px;height:200px;position:relative;}

/* split: text left, visual right */
.hero-split .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;padding:84px 0;}
.hero-split .hero-visual{position:relative;}

/* immersive: dark teal bg */
.hero-immersive{background:var(--teal-900);color:#f3efe6;}
.hero-immersive .eyebrow{color:var(--teal-200);}
.hero-immersive .eyebrow::before{background:var(--teal-200);}
.hero-immersive h1{color:#fff;}
.hero-immersive h1 em{color:var(--teal-200);}
.hero-immersive .sub{color:#cdd9d8;}
.hero-immersive .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding:104px 0;}
.hero-immersive .stat-row{display:flex;gap:40px;margin-top:46px;flex-wrap:wrap;}
.hero-immersive .stat .n{font-family:var(--serif);font-size:40px;color:#fff;line-height:1;}
.hero-immersive .stat .l{font-size:13px;color:#a9bcbb;margin-top:8px;max-width:18ch;}

/* process strip */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper-2);}
.process .step{padding:26px 22px;border-right:1px solid var(--line);position:relative;}
.process .step:last-child{border-right:0;}
.process .step .num{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.1em;}
.process .step .t{font-family:var(--serif);font-size:19px;margin-top:10px;}
.process .step .d{font-size:13.5px;color:var(--muted);margin-top:7px;line-height:1.45;}
.process.dark{background:transparent;border-color:rgba(255,255,255,.14);}
.process.dark .step{border-color:rgba(255,255,255,.14);}
.process.dark .step .num{color:var(--teal-200);}
.process.dark .step .t{color:#fff;}
.process.dark .step .d{color:#a9bcbb;}

/* ============================================================ SECTION HEADS */
.shead{max-width:64ch;margin-bottom:52px;}
.shead h2{font-size:clamp(28px,3.4vw,42px);margin-top:18px;}
.shead p{margin-top:20px;font-size:18px;color:var(--muted);}
.shead.center{margin-left:auto;margin-right:auto;text-align:center;}
.shead.center .eyebrow{justify-content:center;}

/* ============================================================ SECTORS */
.sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.sector{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s;}
.sector:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--teal-200);}
.sector .ph{height:172px;}
.sector .body{padding:26px 26px 30px;display:flex;flex-direction:column;flex:1;}
.sector h3{font-size:24px;}
.sector .tag{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;}
.sector .row{margin-top:18px;}
.sector .row .k{font-size:12px;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px;}
.sector .row .v{font-size:15px;color:var(--ink-soft);line-height:1.5;}
.sector .row.out .v{color:var(--ink);}
.sector hr{border:0;border-top:1px solid var(--line);margin:20px 0 0;}

/* ============================================================ MODULES */
.modules{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;}
.module{background:var(--paper-2);padding:36px 34px;transition:background .2s;position:relative;}
.module:hover{background:#fff;}
.module .code{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:#fff;background:var(--accent);padding:3px 9px;border-radius:3px;display:inline-block;}
.module h3{font-size:25px;margin:18px 0 0;}
.module .ph-mini{margin-top:8px;}
.module p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.55;}
.module .feat{margin-top:18px;display:flex;flex-direction:column;gap:9px;}
.module .feat li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-soft);list-style:none;}
.module .feat li::before{content:"";flex:none;width:7px;height:7px;margin-top:7px;border-radius:2px;background:var(--accent);transform:rotate(45deg);}
.module ul{margin:0;padding:0;}
.module-detail{margin-top:20px;}

/* accent variants per module */
.module.m-green .code{background:var(--green-600);}
.module.m-green .feat li::before{background:var(--green-600);}
.module.m-earth .code{background:var(--earth-600);}
.module.m-earth .feat li::before{background:var(--earth-600);}
.module.m-water .code{background:var(--teal-500);}
.module.m-water .feat li::before{background:var(--teal-500);}

/* ============================================================ FOUNDER */
.founder{display:grid;grid-template-columns:.62fr 1.38fr;gap:56px;align-items:center;}
.founder .portrait{aspect-ratio:4/5;border-radius:var(--radius-lg);overflow:hidden;max-width:280px;}
.founder blockquote{font-family:var(--serif);font-size:clamp(22px,2.4vw,30px);line-height:1.32;margin:0;color:var(--ink);}
.founder blockquote .serif-i{color:var(--accent);}
.founder .who{margin-top:30px;display:flex;align-items:center;gap:14px;}
.founder .who .nm{font-weight:700;font-size:16px;}
.founder .who .rl{font-size:14px;color:var(--muted);}
.founder .creds{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap;}
.founder .cred{font-family:var(--mono);font-size:12px;color:var(--ink-soft);border:1px solid var(--line);border-radius:999px;padding:7px 14px;background:var(--paper-2);}

/* ============================================================ TRUST */
.trust{background:var(--teal-900);color:#eef3f2;}
.trust .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:44px;}
.trust .eyebrow{color:var(--teal-200);}
.trust .eyebrow::before{background:var(--teal-200);}
.trust h2{color:#fff;}
.trust .item .ic{width:40px;height:40px;border-radius:7px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.14);}
.trust .item .ic span{width:14px;height:14px;border-radius:3px;background:var(--teal-200);transform:rotate(45deg);}
.trust .item h3{color:#fff;font-size:21px;margin:18px 0 0;}
.trust .item p{color:#b6c6c5;font-size:15px;margin-top:11px;line-height:1.55;}

/* ============================================================ CTA */
.cta{position:relative;overflow:hidden;background:var(--paper-2);border:1px solid var(--line);border-radius:14px;padding:64px 56px;display:grid;grid-template-columns:1.4fr .9fr;gap:48px;align-items:center;}
.cta h2{font-size:clamp(28px,3.2vw,40px);}
.cta p{margin-top:18px;color:var(--muted);font-size:17px;max-width:46ch;}
.cta .actions{display:flex;flex-direction:column;gap:14px;}
.cta .soq{display:flex;align-items:center;gap:14px;padding:16px;border:1px dashed var(--line);border-radius:var(--radius);background:var(--paper);}
.cta .soq .doc{width:38px;height:46px;background:#fff;border:1px solid var(--line);border-radius:3px;flex:none;position:relative;}
.cta .soq .doc::after{content:"PDF";position:absolute;bottom:6px;left:0;right:0;text-align:center;font-family:var(--mono);font-size:8px;color:var(--accent);}
.cta .soq .meta{font-size:13.5px;}
.cta .soq .meta b{display:block;font-size:14.5px;}

/* ============================================================ FOOTER */
.footer{background:var(--ink);color:#c4cfd0;padding:72px 0 30px;}
.footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer .lockup{height:96px;width:auto;margin-bottom:20px;filter:saturate(1.05);}
.footer .blurb{font-size:14.5px;color:#9fadae;max-width:38ch;line-height:1.6;}
.footer h4{font-family:var(--sans);font-weight:700;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#7f9091;margin-bottom:16px;}
.footer a,.footer .li{display:block;font-size:14.5px;color:#c4cfd0;margin-bottom:11px;transition:color .15s;}
.footer a:hover{color:#fff;}
.footer .bot{display:flex;justify-content:space-between;align-items:center;padding-top:24px;font-size:13px;color:#7f9091;flex-wrap:wrap;gap:10px;}

/* ============================================================ SERVICES */
.svc-feature{display:grid;grid-template-columns:1.05fr .95fr;gap:0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--paper-2);margin-bottom:22px;}
.svc-feature .txt{padding:46px 44px;}
.svc-feature .tag{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#fff;background:var(--green-600);padding:4px 11px;border-radius:3px;display:inline-block;}
.svc-feature h3{font-size:clamp(23px,2.5vw,31px);margin-top:18px;line-height:1.14;}
.svc-feature p{margin-top:18px;color:var(--muted);font-size:16px;line-height:1.6;}
.svc-feature .pts{margin:24px 0 0;padding:0;display:flex;flex-direction:column;gap:11px;}
.svc-feature .pts li{list-style:none;display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--ink-soft);}
.svc-feature .pts li::before{content:"";flex:none;width:7px;height:7px;margin-top:7px;border-radius:2px;background:var(--green-600);transform:rotate(45deg);}
.svc-feature .vis{position:relative;}

.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;}
.svc{background:var(--paper-2);padding:30px 28px;transition:background .2s;}
.svc:hover{background:#fff;}
.svc .n{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--accent);}
.svc h4{font-family:var(--serif);font-weight:500;font-size:20px;margin:12px 0 0;line-height:1.18;color:var(--ink);}
.svc p{margin-top:11px;color:var(--muted);font-size:14.5px;line-height:1.55;}

/* ============================================================ PLACEHOLDER */
.ph{
  position:relative;background:
    repeating-linear-gradient(135deg,var(--ph-a,#e7e0d4) 0 11px,var(--ph-b,#efe9df) 11px 22px);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.ph .ph-cap{
  font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:#8a7f6d;
  background:rgba(250,248,243,.86);border:1px solid rgba(0,0,0,.05);
  padding:5px 11px;border-radius:3px;
}
.ph.teal{--ph-a:#dbe8ea;--ph-b:#e7f0f1;}
.ph.teal .ph-cap{color:#5d8089;}
.ph.green{--ph-a:#dde7df;--ph-b:#e8efe9;}
.ph.green .ph-cap{color:#4d6b54;}
.ph.dark{--ph-a:#163f48;--ph-b:#1a4954;}
.ph.dark .ph-cap{color:#bcd6db;background:rgba(16,40,46,.6);border-color:rgba(255,255,255,.1);}

/* photo-filled placeholder */
.ph.has-img{background:#0d2429;}
.ph .ph-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;}
.ph.has-img .ph-cap{position:absolute;left:12px;bottom:12px;z-index:2;
  background:rgba(12,30,34,.62);color:#dfeaec;border-color:rgba(255,255,255,.12);
  backdrop-filter:saturate(1.1) blur(2px);-webkit-backdrop-filter:saturate(1.1) blur(2px);}

/* strata decorative motif (brand waves) */
.strata-svg{position:absolute;inset:0;width:100%;height:100%;}

/* fade-in — visible by DEFAULT; hidden only once JS arms it (with guaranteed reveal) */
.reveal{opacity:1;transform:none;transition:opacity .7s ease,transform .7s ease;}
body.anim-on .reveal.armed{opacity:0;transform:translateY(18px);}
body.anim-on .reveal.armed.in{opacity:1;transform:none;}

/* ============================================================ RESPONSIVE */
@media (max-width:960px){
  .nav-links{display:none;}
  .hero-editorial .hero-copy{max-width:100%;}
  .hero-split .hero-grid,.hero-immersive .hero-grid,.founder,.cta{grid-template-columns:1fr;}
  .sectors,.trust .grid{grid-template-columns:1fr;}
  .modules{grid-template-columns:1fr;}
  .svc-feature{grid-template-columns:1fr;}
  .svc-feature .vis{min-height:220px;order:-1;}
  .svc-grid{grid-template-columns:repeat(2,1fr);}
  .process{grid-template-columns:repeat(2,1fr);}
  .process .step:nth-child(2){border-right:0;}
  .footer .top{grid-template-columns:1fr;}
  .cta{padding:44px 30px;}
  .founder .portrait{max-width:360px;}
}
@media (max-width:560px){
  .section{padding:72px 0;}
  .process{grid-template-columns:1fr;}
  .svc-grid{grid-template-columns:1fr;}
  .process .step{border-right:0;border-bottom:1px solid var(--line);}
  .hero-immersive .stat-row{gap:26px;}
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* ============================================================ CORE DETAIL PAGE */
.core-hero{padding-top:0;}
.core-back{display:inline-block;font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;color:var(--teal-200);padding:30px 0 8px;opacity:.85;transition:opacity .2s;}
.core-back:hover{opacity:1;}
.core-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start;padding:34px 0 104px;}
.core-hero h1{font-size:clamp(36px,4.6vw,58px);}
.core-points{display:flex;flex-direction:column;gap:22px;padding-top:8px;}
.cpoint{display:flex;gap:14px;align-items:flex-start;padding:18px 0;border-top:1px solid rgba(255,255,255,.14);}
.cpoint:first-child{border-top:0;}
.cpoint .dot{flex:none;width:11px;height:11px;margin-top:6px;border-radius:3px;background:var(--teal-200);transform:rotate(45deg);}
.cpoint .k{color:#fff;font-weight:600;font-size:16px;}
.cpoint .v{color:#b6c6c5;font-size:14.5px;margin-top:5px;line-height:1.5;}

/* chain */
.chain{margin-top:8px;border:1px solid var(--line);border-radius:14px;background:var(--paper-2);padding:30px 32px;}
.chain-label{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:20px;}
.chain-row{display:flex;align-items:stretch;gap:12px;flex-wrap:wrap;}
.chain-node{flex:1;min-width:150px;display:flex;flex-direction:column;gap:8px;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:16px 18px;font-family:var(--serif);font-size:17px;color:var(--ink);}
.chain-node .cn-num{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.08em;}
.chain-arr{align-self:center;color:var(--teal-400);font-size:18px;}
.chain-note{margin-top:22px;font-size:15px;color:var(--muted);max-width:74ch;border-left:2px solid var(--teal-400);padding-left:18px;line-height:1.6;}

/* steps */
.steps{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line);}
.steprow{display:grid;grid-template-columns:64px 1fr 300px;gap:30px;padding:30px 0;border-bottom:1px solid var(--line);align-items:start;}
.sr-num{font-family:var(--serif);font-size:34px;color:var(--teal-200);line-height:1;}
.sr-k{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);}
.sr-main h3{font-size:23px;margin:9px 0 0;}
.sr-main p{margin-top:11px;color:var(--muted);font-size:15.5px;line-height:1.55;max-width:54ch;}
.sr-out{background:var(--paper-2);border:1px solid var(--line);border-radius:8px;padding:18px;}
.sr-out-label{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);display:block;margin-bottom:8px;}
.sr-out-v{font-size:14px;color:var(--ink-soft);line-height:1.5;}

/* accordion */
.acc{display:flex;flex-direction:column;gap:12px;}
.acc-item{border:1px solid var(--line);border-radius:10px;background:var(--paper);overflow:hidden;transition:border-color .2s,box-shadow .2s;}
.acc-item.open{border-color:var(--teal-200);box-shadow:var(--shadow-sm);}
.acc-head{width:100%;display:flex;align-items:center;gap:18px;padding:22px 26px;background:none;border:0;cursor:pointer;text-align:left;font-family:inherit;}
.acc-n{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.06em;flex:none;}
.acc-title{font-family:var(--serif);font-size:21px;color:var(--ink);flex:1;line-height:1.2;}
.acc-ic{font-family:var(--sans);font-size:24px;color:var(--accent);flex:none;width:24px;text-align:center;line-height:1;}
.acc-body{overflow:hidden;transition:max-height .35s ease;}
.acc-inner{padding:0 26px 28px;}
.acc-do{color:var(--ink-soft);font-size:15.5px;line-height:1.6;max-width:80ch;}
.acc-cols{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:24px;}
.acc-sub{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:13px;}
.acc-cols ul{margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.acc-cols li{list-style:none;display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-soft);line-height:1.45;}
.acc-cols li::before{content:"";flex:none;width:6px;height:6px;margin-top:7px;border-radius:2px;background:var(--accent);transform:rotate(45deg);}
.acc.faq .acc-title{font-size:18px;}
.acc.faq .acc-inner p{color:var(--muted);font-size:15.5px;line-height:1.6;}

/* matrix */
.cmatrix-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;}
.cmatrix{width:100%;border-collapse:collapse;font-size:15px;min-width:560px;}
.cmatrix th,.cmatrix td{padding:16px 18px;text-align:center;border-bottom:1px solid var(--line);}
.cmatrix thead th{background:var(--teal-900);color:#fff;font-family:var(--sans);font-weight:600;font-size:13px;letter-spacing:.06em;}
.cmatrix thead th.rowhead{background:var(--teal-900);text-align:left;}
.cmatrix .rowhead{text-align:left;font-weight:500;color:var(--ink);font-size:14.5px;background:var(--paper-2);}
.cmatrix tbody tr:last-child td{border-bottom:0;}
.cmatrix td.yes{color:var(--green-600);font-size:18px;}
.cmatrix td.no{color:var(--line);font-size:16px;}

@media (max-width:960px){
  .core-hero-grid{grid-template-columns:1fr;gap:36px;padding-bottom:72px;}
  .steprow{grid-template-columns:48px 1fr;gap:18px;}
  .sr-out{grid-column:1 / -1;margin-top:6px;}
  .acc-cols{grid-template-columns:1fr;gap:24px;}
}
@media (max-width:560px){
  .chain-arr{display:none;}
  .chain-node{min-width:0;}
  .acc-head{padding:18px 18px;}
  .acc-title{font-size:18px;}
  .acc-inner{padding:0 18px 22px;}
}