/* ================================================================
   E-Y.io — Swiss-Institutional Design System (Duotone)
   Warm ivory body + deep navy drama sections + gold accents
   ================================================================ */

:root {
  /* Deep navy — drama sections */
  --navy-950: #060f1c;
  --navy-900: #0a1628;
  --navy-850: #0e1e36;
  --navy-800: #122b48;
  --navy-700: #1a3a5c;
  --navy-600: #2a4f7a;
  --navy-500: #3a6a9a;
  --navy-400: #5588bb;
  --navy-300: #80a5cc;
  --navy-200: #b0c8e0;
  --navy-100: #d0dfee;
  --navy-50:  #e8f0f8;

  /* Gold */
  --gold-700: #6b5421;
  --gold-600: #8a6d2f;
  --gold-500: #b8902a;
  --gold-400: #c9a227;
  --gold-300: #d4af37;
  --gold-200: #e6cf6b;
  --gold-100: #f0dfa0;

  /* Warm light — body */
  --ivory:    #f7f4ee;
  --ivory-2:  #f2ede3;
  --cream:    #efe9de;
  --parchment: #faf8f3;
  --white:    #ffffff;

  /* Neutrals */
  --silver:   #d8d4ca;
  --stone:    #c4bfb3;
  --graphite: #6a6458;
  --slate:    #4a463e;
  --ink:      #2a2620;

  /* Semantic */
  --text:       var(--slate);
  --text-dark:  var(--navy-900);
  --text-light: var(--navy-200);
  --line:       var(--silver);
  --card-bg:    var(--white);
  --body-bg:    var(--ivory);
  --alt-bg:     var(--ivory-2);
  --dark-bg:    var(--navy-900);

  --font-serif: 'Fraunces', 'Playfair Display', 'Georgia', serif;
  --font-sans:  'Inter', 'Helvetica Neue', -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'Consolas', monospace;

  --space-xs: 0.25rem; --space-sm: 0.5rem; --space-md: 1rem;
  --space-lg: 2rem; --space-xl: 4rem; --space-2xl: 6rem; --space-3xl: 9rem;
  --max-width: 1280px; --radius: 3px; --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(42,38,32,0.06);
  --shadow-md: 0 4px 12px rgba(42,38,32,0.08);
  --shadow-lg: 0 12px 40px rgba(42,38,32,0.12);
  --shadow-xl: 0 24px 60px rgba(10,22,40,0.2);
  --transition: 250ms cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:88px; -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale; font-size:16px; }
body { font-family:var(--font-sans); color:var(--text); background:var(--body-bg); line-height:1.65; font-weight:380; overflow-x:hidden; }
::selection { background:var(--gold-300); color:var(--navy-900); }

/* Typography — dark ink on warm body, white on dark sections */
h1,h2,h3,h4 { font-family:var(--font-serif); font-weight:400; color:var(--ink); line-height:1.15; letter-spacing:-0.012em; }
h1 { font-size:clamp(2.5rem,5.5vw,4.5rem); font-weight:330; letter-spacing:-0.028em; }
h2 { font-size:clamp(1.75rem,3.5vw,2.75rem); font-weight:350; letter-spacing:-0.022em; }
h3 { font-size:clamp(1.2rem,2vw,1.5rem); font-weight:400; }
h4 { font-size:1.05rem; font-weight:500; font-family:var(--font-sans); letter-spacing:0; }
p { max-width:68ch; }
a { color:var(--navy-700); text-decoration:none; transition:color var(--transition); }
a:hover { color:var(--gold-600); }

.eyebrow { font-family:var(--font-sans); font-size:0.72rem; font-weight:600; letter-spacing:0.2em; text-transform:uppercase; color:var(--gold-600); display:inline-block; margin-bottom:var(--space-md); }
.lede { font-size:clamp(1.05rem,1.6vw,1.25rem); line-height:1.65; color:var(--slate); max-width:62ch; }
.mono { font-family:var(--font-mono); font-size:0.85rem; letter-spacing:0.02em; }

.container { width:100%; max-width:var(--max-width); margin:0 auto; padding:0 var(--space-xl); }
.container-narrow { max-width:880px; margin:0 auto; padding:0 var(--space-xl); }
section { padding:var(--space-3xl) 0; }
.section-sm { padding:var(--space-2xl) 0; }

/* Dark sections — toggle text colors */
.dark-section, .dark-section h1, .dark-section h2, .dark-section h3, .dark-section h4 { color:var(--white); }
.dark-section .eyebrow { color:var(--gold-300); }
.dark-section .lede { color:var(--navy-200); }
.dark-section p { color:var(--navy-200); }
.dark-section a { color:var(--navy-200); }
.dark-section a:hover { color:var(--gold-300); }

/* Navigation */
nav { position:fixed; top:0; left:0; width:100%; z-index:100; background:rgba(247,244,238,0.92); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px); border-bottom:1px solid rgba(216,212,202,0.6); transition:all var(--transition); }
nav.scrolled { box-shadow:var(--shadow-sm); background:rgba(247,244,238,0.97); }
.nav-inner { display:flex; align-items:center; justify-content:space-between; height:72px; }
.logo { display:flex; align-items:center; gap:var(--space-sm); font-family:var(--font-serif); font-size:1.4rem; font-weight:400; color:var(--ink); letter-spacing:-0.02em; }
.logo-mark { display:inline-flex; align-items:center; justify-content:center; width:36px; height:36px; border:1.5px solid var(--ink); font-family:var(--font-sans); font-size:0.7rem; font-weight:700; letter-spacing:0.05em; border-radius:var(--radius); color:var(--ink); }
.logo:hover { color:var(--ink); }
.logo .accent { color:var(--gold-600); }
.nav-links { display:flex; align-items:center; gap:var(--space-xl); list-style:none; }
.nav-links a { font-size:0.85rem; font-weight:450; color:var(--slate); position:relative; padding:var(--space-xs) 0; }
.nav-links a::after { content:''; position:absolute; bottom:-2px; left:0; width:0; height:1px; background:var(--gold-500); transition:width var(--transition); }
.nav-links a:hover { color:var(--ink); }
.nav-links a:hover::after, .nav-links a.active::after { width:100%; }
.nav-links a.active { color:var(--ink); }
/* Contact is a plain nav link like Home/Solutions on EVERY page — no CTA pill.
   With no overrides it inherits .nav-links a (size/weight/padding + gold underline);
   just set the colours. Active state is handled by the shared .nav-links a.active. */
.nav-cta { color:var(--slate); }
.nav-cta:hover { color:var(--ink); }
.nav-toggle { display:none; flex-direction:column; gap:4px; background:none; border:none; cursor:pointer; padding:var(--space-sm); }
.nav-toggle span { width:22px; height:1.5px; background:var(--ink); }

/* Buttons */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:var(--space-sm); padding:var(--space-md) var(--space-xl); font-family:var(--font-sans); font-size:0.85rem; font-weight:500; letter-spacing:0.04em; border-radius:var(--radius); cursor:pointer; transition:all var(--transition); border:none; text-decoration:none; }
.btn-primary { background:var(--navy-900); color:var(--white); border:1px solid var(--navy-900); }
.btn-primary:hover { background:var(--navy-800); border-color:var(--navy-800); box-shadow:var(--shadow-md); }
.btn-secondary { background:transparent; color:var(--ink); border:1px solid var(--stone); }
.btn-secondary:hover { background:var(--cream); border-color:var(--graphite); color:var(--ink); }
.btn-gold { background:var(--gold-400); color:var(--navy-900); border:1px solid var(--gold-400); font-weight:600; }
.btn-gold:hover { background:var(--gold-300); border-color:var(--gold-300); box-shadow:var(--shadow-md); }
.btn-ghost { background:transparent; color:var(--gold-600); border:none; padding:var(--space-sm) 0; letter-spacing:0.04em; }
.btn-ghost::after { content:' \2192'; transition:margin var(--transition); }
.btn-ghost:hover::after { margin-left:var(--space-xs); }

/* Hero — dark drama */
.hero { position:relative; padding:calc(var(--space-3xl) + 72px) 0 var(--space-3xl); background:var(--navy-900); color:var(--white); overflow:hidden; }
.hero-bg { position:absolute; top:0; left:0; width:100%; height:100%; background:radial-gradient(ellipse 80% 50% at 70% 20%, rgba(212,175,55,0.07), transparent), linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 60%, var(--navy-850) 100%); z-index:0; }
.hero-grid { position:absolute; top:0; left:0; width:100%; height:100%; background-image:linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px); background-size:64px 64px; pointer-events:none; }
.hero-content { position:relative; z-index:1; max-width:820px; }
.hero h1 { color:var(--white); margin-bottom:var(--space-lg); }
.hero h1 .accent { color:var(--gold-300); font-style:italic; }
.hero .lede { color:var(--navy-200); margin-bottom:var(--space-xl); }
.hero-actions { display:flex; gap:var(--space-md); flex-wrap:wrap; }
.hero .btn-primary { background:var(--white); color:var(--navy-900); border-color:var(--white); }
.hero .btn-primary:hover { background:var(--gold-300); border-color:var(--gold-300); color:var(--navy-900); }
.hero .btn-secondary { background:transparent; color:var(--navy-100); border-color:rgba(255,255,255,0.2); }
.hero .btn-secondary:hover { background:rgba(255,255,255,0.05); border-color:var(--navy-200); color:var(--white); }
.hero-meta { position:relative; z-index:1; display:flex; gap:var(--space-2xl); margin-top:var(--space-2xl); padding-top:var(--space-xl); border-top:1px solid rgba(255,255,255,0.08); flex-wrap:wrap; }
.hero-meta-item { color:var(--navy-300); font-size:0.82rem; }
.hero-meta-item strong { color:var(--white); display:block; font-family:var(--font-serif); font-size:1.6rem; font-weight:350; margin-bottom:2px; }

/* Value Cards — on warm body */
.value-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:var(--space-xl); margin-top:var(--space-2xl); }
.value-card { padding:var(--space-xl); background:var(--white); border:1px solid var(--silver); border-radius:var(--radius-lg); transition:all var(--transition); }
.value-card:hover { border-color:var(--navy-400); box-shadow:var(--shadow-md); transform:translateY(-2px); }
.value-icon { width:48px; height:48px; display:flex; align-items:center; justify-content:center; margin-bottom:var(--space-lg); border:1px solid var(--gold-200); border-radius:var(--radius); color:var(--gold-600); background:var(--parchment); }
.value-card h3 { margin-bottom:var(--space-sm); }
.value-card p { color:var(--slate); font-size:0.95rem; }

/* Zero Egress Banner — dark drama on light body */
.zero-egress { background:var(--navy-900); color:var(--white); padding:var(--space-2xl) 0; text-align:center; position:relative; overflow:hidden; }
.zero-egress::before { content:''; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:600px; height:600px; background:radial-gradient(circle, rgba(212,175,55,0.06), transparent 70%); pointer-events:none; }
.zero-egress .mono { color:var(--gold-300); letter-spacing:0.3em; text-transform:uppercase; font-size:0.7rem; display:block; margin-bottom:var(--space-md); }
.zero-egress h2 { color:var(--white); margin-bottom:var(--space-md); }
.zero-egress p { color:var(--navy-200); margin:0 auto; }

/* Trust film — motion graphic that plays on scroll into view */
.trust-film { background:var(--navy-950); padding:var(--space-2xl) 0; }
.trust-film-frame { position:relative; max-width:1120px; margin:0 auto; border:1px solid rgba(212,175,55,0.22); border-radius:var(--radius-lg); overflow:hidden; background:var(--navy-900); box-shadow:var(--shadow-xl); }
.trust-film-video { display:block; width:100%; height:auto; aspect-ratio:16/9; object-fit:cover; }

/* Interactive stack — builds on scroll, click a layer to focus */
.stack-section { background:var(--navy-950); color:var(--white); padding:var(--space-2xl) 0; }
.stack-section .eyebrow { color:var(--gold-300); }
.stack-section h2 { color:var(--white); }
.stack-hint { font-family:var(--font-sans); color:var(--navy-200); font-size:0.95rem; margin:var(--space-sm) 0 var(--space-xl); }
.stack-interactive { max-width:1000px; margin:0 auto; display:flex; flex-direction:column; gap:16px; }
.stack-brick { display:flex; align-items:flex-start; gap:20px; width:100%; text-align:left; padding:20px 24px; border-radius:var(--radius-lg); border:1px solid rgba(201,168,106,0.18); background:linear-gradient(100deg, rgba(18,32,54,0.7), rgba(10,20,36,0.7)); color:inherit; font:inherit; cursor:pointer; transition:opacity .55s ease, transform .55s ease, border-color .25s ease, box-shadow .25s ease; }
.stack-interactive .stack-brick { opacity:0; transform:translateY(26px); }
.stack-interactive .stack-brick.shown { opacity:1; transform:none; }
.stack-brick:hover { border-color:rgba(201,168,106,0.45); }
.stack-brick:focus-visible { outline:2px solid var(--gold-300); outline-offset:3px; }
.stack-interactive.has-active .stack-brick { opacity:0.32; }
.stack-interactive.has-active .stack-brick.active { opacity:1; border-color:var(--gold-300); box-shadow:0 0 0 1px var(--gold-400), 0 20px 48px rgba(4,9,18,0.55); transform:scale(1.015); }
.brick-index { font-family:var(--font-serif); color:var(--gold-300); font-size:1.4rem; width:2.2rem; flex:0 0 auto; opacity:0.85; }
.brick-icon { flex:0 0 auto; width:52px; height:52px; display:flex; align-items:center; justify-content:center; border-radius:12px; color:var(--gold-300); background:rgba(201,168,106,0.08); border:1px solid rgba(201,168,106,0.3); }
.brick-icon svg { width:26px; height:26px; }
.brick-body { flex:1 1 auto; min-width:0; }
.brick-tag { display:block; font-family:var(--font-sans); font-size:0.7rem; font-weight:600; letter-spacing:0.2em; text-transform:uppercase; color:var(--gold-400); margin-bottom:4px; }
.brick-title { display:block; font-family:var(--font-serif); font-size:1.5rem; color:var(--white); line-height:1.15; }
.brick-line { display:block; font-family:var(--font-sans); color:var(--navy-200); font-size:1rem; margin-top:6px; }
.brick-detail { display:block; font-family:var(--font-sans); color:var(--navy-100); font-size:0.98rem; line-height:1.55; max-height:0; opacity:0; overflow:hidden; transition:max-height .4s ease, opacity .4s ease, margin-top .4s ease; }
.stack-brick.active .brick-detail { max-height:200px; opacity:1; margin-top:12px; }
.brick-caret { flex:0 0 auto; color:var(--gold-400); font-size:1.5rem; line-height:1; transition:transform .25s ease; }
.stack-brick.active .brick-caret { transform:rotate(45deg); }
@media (max-width:700px) {
  .brick-index { display:none; }
  .stack-brick { gap:14px; padding:16px; }
  .brick-title { font-size:1.25rem; }
}
@media (prefers-reduced-motion: reduce) {
  .stack-interactive .stack-brick { opacity:1; transform:none; transition:border-color .25s ease, box-shadow .25s ease; }
}

/* Capability Cards — 4-col product showcase */
.capability-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:var(--space-lg); margin-top:var(--space-2xl); }
.capability-card { padding:var(--space-lg); background:var(--white); border:1px solid var(--silver); border-radius:var(--radius-lg); transition:all var(--transition); }
.capability-card:hover { border-color:var(--navy-400); box-shadow:var(--shadow-md); transform:translateY(-2px); }
.capability-card .value-icon { margin-bottom:var(--space-md); }
.capability-card h3 { font-size:1.15rem; margin-bottom:var(--space-sm); }
.capability-card p { color:var(--slate); font-size:0.9rem; }

/* Steps */
.steps { display:flex; flex-direction:column; gap:var(--space-2xl); margin-top:var(--space-2xl); }
.step { display:grid; grid-template-columns:80px 1fr; gap:var(--space-xl); align-items:start; }
.step-number { font-family:var(--font-serif); font-size:3rem; font-weight:300; color:var(--gold-400); line-height:1; }
.step h3 { margin-bottom:var(--space-sm); }
.step p { color:var(--slate); }

/* Cert Badge */
.cert-badge { display:inline-flex; align-items:center; gap:var(--space-md); padding:var(--space-md) var(--space-lg); border:1px solid var(--silver); border-radius:var(--radius-lg); background:var(--white); transition:all var(--transition); }
.cert-badge:hover { border-color:var(--gold-400); box-shadow:var(--shadow-sm); }
.cert-badge-icon { width:40px; height:40px; display:flex; align-items:center; justify-content:center; background:var(--navy-900); border-radius:50%; flex-shrink:0; }
.cert-badge-icon svg { width:22px; height:22px; }
.cert-badge-text strong { display:block; font-family:var(--font-sans); font-size:0.85rem; color:var(--ink); font-weight:600; }
.cert-badge-text span { font-size:0.78rem; color:var(--graphite); }

/* Quote Block — dark card on light section */
.quote-block { background:var(--navy-900); border-left:3px solid var(--gold-300); padding:var(--space-xl) var(--space-2xl); margin:var(--space-2xl) 0; border-radius:0 var(--radius-lg) var(--radius-lg) 0; }
.quote-block p { font-family:var(--font-serif); font-size:1.35rem; line-height:1.5; color:var(--navy-100); font-style:italic; max-width:none; }
.quote-block footer { margin-top:var(--space-lg); font-family:var(--font-sans); font-size:0.85rem; color:var(--gold-300); font-style:normal; letter-spacing:0.03em; }
.quote-block footer strong { color:var(--gold-200); }

/* Two Column */
.two-col { display:grid; grid-template-columns:1fr 1fr; gap:var(--space-2xl); align-items:center; }
.two-col-narrow { display:grid; grid-template-columns:1fr 1.2fr; gap:var(--space-2xl); align-items:start; }

/* Feature List */
.feature-list { list-style:none; display:flex; flex-direction:column; gap:var(--space-lg); margin-top:var(--space-xl); }
.feature-list li { display:grid; grid-template-columns:28px 1fr; gap:var(--space-md); align-items:start; }
.feature-list li::before { content:'\2713'; grid-column:1; font-family:var(--font-sans); font-size:0.8rem; font-weight:700; color:var(--gold-600); width:24px; height:24px; display:flex; align-items:center; justify-content:center; border:1px solid var(--gold-200); border-radius:50%; margin-top:2px; }
.feature-list li div { grid-column:2; }
.feature-list li strong { display:block; font-family:var(--font-sans); font-size:0.95rem; color:var(--ink); margin-bottom:4px; }
.feature-list li span { color:var(--slate); font-size:0.9rem; }

/* Industry Cards */
.industry-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:var(--space-lg); margin-top:var(--space-2xl); }
.industry-card { padding:var(--space-xl); border:1px solid var(--silver); border-radius:var(--radius-lg); background:var(--white); transition:all var(--transition); cursor:default; }
.industry-card:hover { border-color:var(--navy-400); box-shadow:var(--shadow-md); }
.industry-card h3 { color:var(--ink); margin-bottom:var(--space-sm); }
.industry-card p { color:var(--slate); font-size:0.92rem; }
.industry-card .tag { display:inline-block; font-size:0.7rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--gold-600); margin-bottom:var(--space-sm); font-weight:600; }

/* Architecture Diagram — dark on light */
.arch-diagram { background:var(--navy-900); border:1px solid var(--navy-800); border-radius:var(--radius-lg); padding:var(--space-2xl); color:var(--white); margin:var(--space-2xl) 0; }
.arch-diagram h4 { color:var(--gold-300); font-size:0.75rem; letter-spacing:0.15em; text-transform:uppercase; margin-bottom:var(--space-lg); }
.arch-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:var(--space-md); text-align:center; }
.arch-module { padding:var(--space-md); border:1px solid rgba(255,255,255,0.08); border-radius:var(--radius); background:rgba(255,255,255,0.02); transition:all var(--transition); }
.arch-module:hover { border-color:var(--gold-300); background:rgba(212,175,55,0.05); }
.arch-module .label { font-family:var(--font-sans); font-size:0.8rem; color:var(--navy-100); font-weight:500; display:block; }
.arch-module .desc { font-size:0.72rem; color:var(--navy-300); margin-top:4px; display:block; }
.arch-barrier { margin:var(--space-lg) 0; padding:var(--space-md); border:2px dashed var(--gold-300); border-radius:var(--radius); text-align:center; font-family:var(--font-mono); font-size:0.75rem; color:var(--gold-300); letter-spacing:0.15em; text-transform:uppercase; }

/* CTA Section — dark drama */
.cta-section { background:var(--navy-900); color:var(--white); text-align:center; padding:var(--space-3xl) 0; position:relative; overflow:hidden; }
.cta-section::before { content:''; position:absolute; top:0; left:0; width:100%; height:100%; background:radial-gradient(ellipse 60% 40% at 50% 50%, rgba(212,175,55,0.06), transparent); pointer-events:none; }
.cta-section .eyebrow { color:var(--gold-300); }
.cta-section h2 { color:var(--white); margin-bottom:var(--space-md); }
.cta-section p { color:var(--navy-200); margin:0 auto var(--space-xl); max-width:60ch; }
.cta-section .hero-actions { justify-content:center; }
.cta-section .btn-primary { background:var(--white); color:var(--navy-900); }
.cta-section .btn-primary:hover { background:var(--gold-300); color:var(--navy-900); }
.cta-section .btn-secondary { color:var(--navy-100); border-color:rgba(255,255,255,0.2); }
.cta-section .btn-secondary:hover { color:var(--white); border-color:var(--navy-200); background:rgba(255,255,255,0.05); }

/* Contact Form */
.contact-grid { display:grid; grid-template-columns:1fr 1.5fr; gap:var(--space-2xl); align-items:start; margin-top:var(--space-2xl); }
.contact-info { padding:var(--space-xl) 0; }
.contact-detail { margin-bottom:var(--space-xl); }
.contact-detail h4 { font-size:0.75rem; letter-spacing:0.12em; text-transform:uppercase; color:var(--gold-600); margin-bottom:var(--space-sm); font-weight:600; }
.contact-detail p { color:var(--slate); font-size:0.95rem; }
.contact-form { padding:var(--space-2xl); background:var(--white); border-radius:var(--radius-lg); border:1px solid var(--silver); }
.form-group { margin-bottom:var(--space-lg); }
.form-group label { display:block; font-size:0.78rem; font-weight:500; letter-spacing:0.05em; color:var(--ink); margin-bottom:var(--space-sm); }
.form-group input, .form-group textarea, .form-group select { width:100%; padding:var(--space-md); font-family:var(--font-sans); font-size:0.9rem; border:1px solid var(--silver); border-radius:var(--radius); background:var(--parchment); color:var(--ink); transition:border-color var(--transition); }
.form-group input::placeholder, .form-group textarea::placeholder { color:var(--graphite); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline:none; border-color:var(--navy-500); box-shadow:0 0 0 3px rgba(58,106,154,0.12); }
.form-group textarea { resize:vertical; min-height:120px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:var(--space-lg); }
.form-inline { display:flex; align-items:center; gap:var(--space-md); margin-bottom:var(--space-lg); }
.form-inline input[type="checkbox"] { width:18px; height:18px; accent-color:var(--navy-700); }
.form-inline label { margin-bottom:0; font-size:0.82rem; color:var(--slate); }
.form-disclaimer { font-size:0.75rem; color:var(--graphite); margin-top:var(--space-md); }

/* Stats */
.stats-row { display:grid; grid-template-columns:repeat(4,1fr); gap:var(--space-xl); margin-top:var(--space-2xl); padding:var(--space-2xl) 0; border-top:1px solid var(--silver); border-bottom:1px solid var(--silver); }
.stat { text-align:left; }
.stat-value { font-family:var(--font-serif); font-size:clamp(2rem,3.5vw,3rem); font-weight:300; color:var(--ink); line-height:1; margin-bottom:var(--space-sm); }
.stat-value .unit { font-size:0.5em; color:var(--gold-500); }
.stat-label { font-size:0.78rem; color:var(--graphite); letter-spacing:0.05em; text-transform:uppercase; }

/* Page Header — dark drama */
.page-header { padding:calc(var(--space-2xl) + 72px) 0 var(--space-2xl); background:radial-gradient(ellipse 70% 90% at 70% 0%, rgba(212,175,55,0.07), transparent), linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 60%, var(--navy-850) 100%); color:var(--white); text-align:center; border-bottom:1px solid var(--navy-800); }
.page-header .eyebrow { color:var(--gold-300); }
.page-header h1 { color:var(--white); margin-bottom:var(--space-md); }
.page-header p { color:var(--navy-200); margin:0 auto; }

/* Footer — dark drama */
footer { background:var(--navy-900); color:var(--navy-300); padding:var(--space-2xl) 0 var(--space-xl); border-top:1px solid var(--navy-800); }
.footer-inner { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:var(--space-2xl); margin-bottom:var(--space-2xl); }
.footer-brand .logo { color:var(--white); margin-bottom:var(--space-md); }
.footer-brand .logo-mark { border-color:var(--gold-300); color:var(--gold-300); }
.footer-brand .logo .accent { color:var(--gold-300); }
.footer-brand p { font-size:0.85rem; color:var(--navy-300); line-height:1.6; max-width:40ch; }
.footer-col h4 { color:var(--navy-100); font-size:0.75rem; letter-spacing:0.12em; text-transform:uppercase; margin-bottom:var(--space-md); font-weight:600; }
.footer-col ul { list-style:none; display:flex; flex-direction:column; gap:var(--space-sm); }
.footer-col a { color:var(--navy-300); font-size:0.85rem; }
.footer-col a:hover { color:var(--gold-300); }
.footer-bottom { display:flex; justify-content:space-between; align-items:center; padding-top:var(--space-lg); border-top:1px solid rgba(255,255,255,0.06); font-size:0.78rem; }
.footer-bottom .legal a { margin-left:var(--space-md); color:var(--navy-300); }
.footer-bottom .legal a:hover { color:var(--gold-300); }

/* Comparison columns */
.compare-grid { display:grid; grid-template-columns:1fr 1fr; gap:var(--space-lg); margin-top:var(--space-xl); }
.compare-col { padding:var(--space-xl); border:1px solid var(--silver); border-radius:var(--radius-lg); background:var(--white); }
.compare-col.good { border-color:var(--navy-500); box-shadow:var(--shadow-sm); }
.compare-col h3 { margin-bottom:var(--space-lg); }
.compare-col.bad h3 { color:var(--graphite); }
.compare-col.good h3 { color:var(--ink); }
.compare-col ul { list-style:none; display:flex; flex-direction:column; gap:var(--space-md); }
.compare-col li { font-size:0.9rem; }
.compare-col.bad li { color:var(--slate); }
.compare-col.good li { color:var(--ink); }

/* Swiss data note card */
.note-card { background:var(--white); border:1px solid var(--silver); border-radius:var(--radius-lg); padding:var(--space-xl); }
.note-card h4 { color:var(--ink); margin-bottom:var(--space-md); }
.note-card p { color:var(--slate); font-size:0.9rem; margin-bottom:var(--space-md); }
.note-card p:last-child { margin-bottom:0; }

/* Switzerland info card */
.loc-card { background:var(--navy-900); border-radius:var(--radius-lg); padding:var(--space-2xl); color:var(--white); text-align:center; }
.loc-card h3 { color:var(--gold-300); margin-bottom:var(--space-sm); }
.loc-card p { color:var(--navy-200); font-size:0.9rem; margin-bottom:var(--space-sm); }
.loc-card .loc-divider { margin-top:var(--space-lg); padding-top:var(--space-lg); border-top:1px solid rgba(255,255,255,0.08); }
.loc-card .loc-divider p { color:var(--navy-300); font-size:0.8rem; margin:0; }

/* Certification display card */
.cert-display { background:var(--white); border:1px solid var(--silver); border-radius:var(--radius-lg); padding:var(--space-2xl); text-align:center; }
.cert-display .cert-circle { display:inline-flex; align-items:center; justify-content:center; width:80px; height:80px; background:var(--navy-900); border-radius:50%; margin-bottom:var(--space-lg); }
.cert-display h3 { margin-bottom:var(--space-sm); }
.cert-display .cert-sub { color:var(--graphite); font-size:0.9rem; margin-bottom:var(--space-md); }
.cert-display .cert-mono { font-family:var(--font-mono); font-size:0.75rem; color:var(--graphite); letter-spacing:0.05em; padding-top:var(--space-md); border-top:1px solid var(--silver); }

/* Success message */
.form-success { padding:var(--space-xl); text-align:center; }
.form-success svg { margin-bottom:var(--space-md); }
.form-success h3 { margin-bottom:var(--space-sm); }
.form-success p { color:var(--slate); }

/* Responsive */
@media (max-width:960px) {
  .value-grid, .industry-grid { grid-template-columns:1fr; }
  .capability-grid { grid-template-columns:repeat(2,1fr); }
  .two-col, .two-col-narrow { grid-template-columns:1fr; gap:var(--space-xl); }
  .stats-row { grid-template-columns:repeat(2,1fr); gap:var(--space-lg); }
  .contact-grid { grid-template-columns:1fr; }
  .footer-inner { grid-template-columns:1fr 1fr; }
  .arch-grid { grid-template-columns:1fr; }
  .compare-grid { grid-template-columns:1fr; }
}
@media (max-width:700px) {
  section { padding:var(--space-2xl) 0; }
  .nav-links { display:none; }
  .nav-toggle { display:flex; }
  .container { padding:0 var(--space-lg); }
  .form-row { grid-template-columns:1fr; }
  .capability-grid { grid-template-columns:1fr; }
  .footer-inner { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; gap:var(--space-sm); }
  .hero-meta { gap:var(--space-lg); }
  .nav-links.open { display:flex; flex-direction:column; position:absolute; top:72px; left:0; width:100%; background:var(--white); padding:var(--space-lg) var(--space-xl); box-shadow:var(--shadow-md); gap:var(--space-md); }
  .nav-links.open a { color:var(--slate); }
}

/* Reveal animation */
.reveal { opacity:0; transform:translateY(24px); transition:opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity:1; transform:translateY(0); }
/* Alt section — slightly warmer tone for rhythm */
.alt-section { background: var(--ivory-2); }


/* ================================================================
   Accessibility additions
   ================================================================ */

/* Skip link — visually hidden until focused */
.skip-link { position:absolute; top:0; left:0; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
.skip-link:focus { position:fixed; top:var(--space-md); left:var(--space-md); width:auto; height:auto; clip:auto; overflow:visible; background:var(--navy-900); color:var(--white); padding:var(--space-sm) var(--space-lg); border-radius:var(--radius); z-index:200; }

/* Visible focus indicator for links and buttons */
a:focus-visible, button:focus-visible { outline:2px solid var(--navy-500); outline-offset:2px; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  .reveal { opacity:1; transform:none; transition:none; }
  *, *::before, *::after { transition-duration:0.01ms !important; animation-duration:0.01ms !important; }
}