/* ============================================================
   Mint Tech minttech.org
   Design tokens, layout, components, transitions, optic feedback
   ============================================================ */

:root {
  --mint-50:  #f0fdfa;
  --mint-100: #ccfbf1;
  --mint-200: #99f6e4;
  --mint-300: #5eead4;
  --mint-400: #2dd4bf;
  --mint-500: #14b8a6;
  --mint-600: #0d9488;
  --mint-700: #0f766e;
  --mint-800: #115e59;
  --mint-900: #134e4a;

  --ink-950: #0b1220;
  --ink-900: #111827;
  --ink-700: #334155;
  --ink-600: #475569;
  --ink-500: #64748b;
  --ink-400: #94a3b8;
  --ink-200: #e2e8f0;
  --ink-100: #f1f5f9;
  --ink-50:  #f8fafc;
  --white:   #ffffff;

  --bg:        var(--white);
  --bg-soft:   var(--ink-50);
  --surface:   var(--white);
  --border:    var(--ink-200);
  --text:      var(--ink-900);
  --text-mut:  var(--ink-600);
  --brand:     var(--mint-700);
  --brand-2:   var(--mint-500);
  --focus:     #5eead4;

  --radius-sm: 8px;
  --radius:    14px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(15,23,42,.06), 0 1px 1px rgba(15,23,42,.04);
  --shadow:    0 6px 24px -8px rgba(15,23,42,.15), 0 2px 6px rgba(15,23,42,.06);
  --shadow-lg: 0 24px 60px -20px rgba(15,118,110,.25), 0 8px 20px -8px rgba(15,23,42,.10);

  --ease:      cubic-bezier(.22,.61,.36,1);
  --ease-out:  cubic-bezier(.16,1,.3,1);
  --dur-1:     .18s;
  --dur-2:     .32s;
  --dur-3:     .55s;

  --container: 1120px;
  --gutter:    clamp(20px, 4vw, 40px);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI Variable", "Segoe UI",
               system-ui, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }
a { color: var(--brand); text-decoration: none; transition: color var(--dur-1) var(--ease); }
a:hover { color: var(--mint-600); }

/* ---------- Page-load fade ---------- */
@keyframes pageIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
main { animation: pageIn .55s var(--ease-out) both; }

/* ---------- Scroll-reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink-900); color: #fff; padding: 10px 14px;
  border-radius: 0 0 var(--radius-sm) 0; z-index: 1000;
}
.skip-link:focus { left: 0; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }

.section { padding: clamp(56px, 9vw, 96px) 0; }
.section-alt { background: linear-gradient(180deg, var(--bg-soft) 0%, var(--white) 100%); }

.section-head { max-width: 720px; margin: 0 auto clamp(36px, 5vw, 56px); text-align: center; }
.section-head h2 { margin: .25em 0 .35em; }
.section-head p { color: var(--text-mut); margin: 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-2) var(--ease), background var(--dur-2) var(--ease);
}
.site-header.is-scrolled {
  border-bottom-color: var(--border);
  background: rgba(255,255,255,.92);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 68px; gap: 24px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 18px; letter-spacing: -.01em;
  color: var(--ink-900);
  transition: transform var(--dur-1) var(--ease);
}
.brand:hover { transform: translateY(-1px); color: var(--ink-900); }
.brand-text-accent { color: var(--brand); }

/* Primary nav */
.primary-nav { display: flex; align-items: center; gap: 4px; }
.nav-link {
  position: relative;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--text-mut);
  font-weight: 500;
  transition: color var(--dur-1) var(--ease), background var(--dur-1) var(--ease);
}
.nav-link::after {
  content: "";
  position: absolute; left: 14px; right: 14px; bottom: 4px;
  height: 2px; background: var(--brand);
  transform: scaleX(0); transform-origin: left center;
  transition: transform var(--dur-2) var(--ease-out);
  border-radius: 2px;
}
.nav-link:hover { color: var(--ink-900); background: var(--ink-100); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--ink-900); }
.nav-link.active::after { transform: scaleX(1); }
.nav-link.nav-cta {
  margin-left: 6px;
  background: var(--ink-900);
  color: #fff;
  padding: 10px 18px;
}
.nav-link.nav-cta::after { display: none; }
.nav-link.nav-cta:hover { background: var(--mint-700); color: #fff; }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  width: 42px; height: 42px;
  background: transparent; border: 1px solid var(--border);
  border-radius: 10px;
  align-items: center; justify-content: center;
  transition: background var(--dur-1) var(--ease);
}
.nav-toggle span {
  display: block; width: 18px; height: 2px;
  background: var(--ink-900); border-radius: 2px;
  transition: transform var(--dur-2) var(--ease), opacity var(--dur-1) var(--ease);
}
.nav-toggle:hover { background: var(--ink-100); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-weight: 700; letter-spacing: -.02em; line-height: 1.15; color: var(--ink-900); }
h1 { font-size: clamp(36px, 5.4vw, 60px); margin: 0 0 .5em; }
h2 { font-size: clamp(28px, 3.4vw, 40px); margin: 0 0 .5em; }
h3 { font-size: 20px; margin: 0 0 .5em; }
p  { margin: 0 0 1em; }

.eyebrow {
  display: inline-block;
  font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .12em;
  color: var(--brand);
  padding: 6px 12px; border-radius: 999px;
  background: var(--mint-50); border: 1px solid var(--mint-100);
  margin-bottom: 18px;
}
.lede { font-size: clamp(17px, 1.7vw, 19px); color: var(--text-mut); max-width: 60ch; }
.grad-text {
  background: linear-gradient(135deg, var(--mint-500) 0%, var(--mint-700) 60%, #0e7490 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* ---------- Buttons (with optic feedback) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 600; font-size: 15px;
  border: 1px solid transparent;
  transition: transform var(--dur-1) var(--ease),
              background var(--dur-1) var(--ease),
              color var(--dur-1) var(--ease),
              box-shadow var(--dur-2) var(--ease),
              border-color var(--dur-1) var(--ease);
  user-select: none;
  position: relative;
  overflow: hidden;
}
.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(94,234,212,.45);
}
.btn:active { transform: translateY(1px) scale(.98); }
.btn-large { padding: 14px 26px; font-size: 16px; }

.btn-primary {
  background: var(--ink-900);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--mint-600), var(--mint-800));
  opacity: 0;
  transition: opacity var(--dur-2) var(--ease);
}
.btn-primary > * { position: relative; z-index: 1; }
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: #fff;
}
.btn-primary:hover::before { opacity: 1; }

.btn-ghost {
  background: transparent;
  color: var(--ink-900);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--ink-100);
  border-color: var(--ink-200);
  transform: translateY(-1px);
  color: var(--ink-900);
}

/* Button spinner (for form submit) */
.btn-spinner {
  display: none;
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
.btn.is-loading .btn-label { opacity: .6; }
.btn.is-loading .btn-spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(56px, 8vw, 96px) 0 clamp(48px, 7vw, 88px);
  overflow: hidden;
  background:
    radial-gradient(1100px 480px at 110% -10%, rgba(45,212,191,.18), transparent 60%),
    radial-gradient(800px 360px at -10% 30%, rgba(15,118,110,.10), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, var(--mint-50) 100%);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.hero-copy h1 { letter-spacing: -.025em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

/* Hero visual cards (subtle parallax-y) */
.hero-visual { position: relative; min-height: 320px; }
.visual-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform var(--dur-3) var(--ease-out), box-shadow var(--dur-2) var(--ease);
}
.visual-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.card-1 {
  top: 0; left: 0; right: 18%;
  padding: 16px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  animation: floaty 7s ease-in-out infinite;
}
.card-1 .dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.dot-r { background: #ef4444; } .dot-y { background: #f59e0b; } .dot-g { background: #10b981; }
.card-1 pre { margin: 12px 0 0; }
.card-1 code { color: var(--ink-700); white-space: pre; }
.c-mut { color: var(--ink-400); }
.c-key { color: #7c3aed; font-weight: 600; }
.c-fn  { color: var(--mint-700); font-weight: 600; }

.card-2 {
  bottom: 0; right: 0; left: 22%;
  padding: 18px 20px;
  display: grid; gap: 10px;
  animation: floaty 9s ease-in-out infinite reverse;
}
.visual-stat { display: flex; align-items: baseline; gap: 8px; }
.visual-stat strong { font-size: 22px; color: var(--ink-900); }
.visual-stat span { color: var(--text-mut); font-size: 13px; }
.visual-bar { height: 8px; background: var(--ink-100); border-radius: 999px; overflow: hidden; }
.visual-bar i {
  display: block; height: 100%;
  width: var(--w, 60%);
  background: linear-gradient(90deg, var(--mint-400), var(--mint-700));
  border-radius: 999px;
  animation: barFill 1.4s var(--ease-out) both;
}
@keyframes barFill { from { width: 0; } }
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

/* ---------- Page hero (sub-pages) ---------- */
.page-hero {
  padding: clamp(64px, 9vw, 110px) 0 clamp(24px, 4vw, 48px);
  background:
    radial-gradient(900px 360px at 80% 0%, rgba(94,234,212,.18), transparent 70%),
    linear-gradient(180deg, #fff 0%, var(--mint-50) 100%);
}
.page-hero h1 { max-width: 18ch; }

/* ---------- Feature grid ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature {
  padding: 28px 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-2) var(--ease),
              box-shadow var(--dur-2) var(--ease),
              border-color var(--dur-2) var(--ease);
}
.feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--mint-200);
}
.feature-icon {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px;
  background: var(--mint-50);
  color: var(--mint-700);
  margin-bottom: 16px;
  transition: background var(--dur-2) var(--ease), color var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
}
.feature:hover .feature-icon {
  background: var(--mint-700); color: #fff;
  transform: rotate(-6deg) scale(1.05);
}
.feature p { color: var(--text-mut); margin: 0; }

/* ---------- Two-col ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 64px);
}

/* ---------- Principles list ---------- */
.principles {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
}
.principles li {
  display: flex; gap: 18px;
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease), border-color var(--dur-2) var(--ease);
}
.principles li:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--mint-200);
}
.principles .num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--brand);
  padding: 6px 10px;
  background: var(--mint-50);
  border-radius: 8px;
  height: fit-content;
  letter-spacing: .05em;
}
.principles h3 { margin: 4px 0 6px; }
.principles p { color: var(--text-mut); margin: 0; }

/* ---------- Products grid ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.product-card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-2) var(--ease),
              box-shadow var(--dur-2) var(--ease),
              border-color var(--dur-2) var(--ease);
}
.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--mint-200);
}
.product-badge {
  position: absolute; top: 16px; right: 16px;
  font-size: 11px; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase;
  padding: 5px 10px;
  background: rgba(255,255,255,.9);
  color: var(--ink-700);
  border: 1px solid var(--border);
  border-radius: 999px;
  z-index: 2;
}
.product-art {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--mint-100), var(--mint-300));
  overflow: hidden;
}
.product-art span {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  transition: transform var(--dur-3) var(--ease-out);
}
.art-1 span:nth-child(1) { width: 140px; height: 140px; top: -30px; left: -30px; background: rgba(255,255,255,.55); }
.art-1 span:nth-child(2) { width: 80px;  height: 80px;  top: 30%; right: 18%; background: rgba(255,255,255,.4); }
.art-1 span:nth-child(3) { width: 50px;  height: 50px;  bottom: 20%; left: 30%; }
.art-1 span:nth-child(4) { width: 24px;  height: 24px;  bottom: 30%; right: 30%; background: var(--mint-700); }

.art-2 { background: linear-gradient(135deg, #a7f3d0, #14b8a6); }
.art-2 span:nth-child(1) { width: 70%; height: 14px; top: 30%; left: 12%; border-radius: 4px; }
.art-2 span:nth-child(2) { width: 45%; height: 14px; top: 50%; left: 12%; border-radius: 4px; }
.art-2 span:nth-child(3) { width: 60%; height: 14px; top: 70%; left: 12%; border-radius: 4px; }

.product-card:hover .product-art span { transform: translateY(-4px) scale(1.04); }
.product-body { padding: 22px 24px 26px; }
.product-tag {
  display: inline-block;
  font-size: 12px; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--brand);
  margin: -4px 0 10px;
}
.product-body p { color: var(--text-mut); }
.product-meta {
  list-style: none; padding: 0; margin: 14px 0 0;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.product-meta li {
  font-size: 12px;
  padding: 4px 10px;
  background: var(--ink-100);
  color: var(--ink-700);
  border-radius: 999px;
}

/* ---------- CTA band ---------- */
.cta-band {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 24px;
  padding: clamp(28px, 4vw, 44px) clamp(28px, 4vw, 44px);
  background:
    radial-gradient(700px 220px at 100% 0%, rgba(94,234,212,.35), transparent 60%),
    linear-gradient(135deg, #0f766e 0%, #134e4a 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.cta-band h2 { color: #fff; margin: 0 0 6px; }
.cta-band p { color: rgba(255,255,255,.85); margin: 0; max-width: 50ch; }
.cta-band .btn-primary {
  background: #fff; color: var(--ink-900);
}
.cta-band .btn-primary::before {
  background: linear-gradient(135deg, var(--mint-300), var(--mint-200));
}
.cta-band .btn-primary:hover { color: var(--ink-900); }
.cta-band .btn-ghost {
  background: transparent; color: #fff; border-color: rgba(255,255,255,.4);
}
.cta-band .btn-ghost:hover { background: rgba(255,255,255,.1); color: #fff; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}
.contact-side {
  padding: 30px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.contact-side h2 { margin-top: 0; }
.contact-details {
  display: grid; grid-template-columns: auto 1fr; gap: 6px 18px;
  margin: 20px 0;
  font-size: 15px;
}
.contact-details dt { color: var(--text-mut); }
.contact-details dd { margin: 0; font-weight: 600; }
.contact-note {
  font-size: 14px; color: var(--text-mut);
  margin: 16px 0 0;
  padding: 12px 14px;
  background: var(--mint-50);
  border-left: 3px solid var(--mint-500);
  border-radius: 6px;
}

.contact-form {
  display: grid; gap: 18px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.field { display: grid; gap: 6px; }
.field label { font-weight: 600; font-size: 14px; color: var(--ink-900); }
.field input,
.field select,
.field textarea {
  width: 100%;
  font: inherit;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--white);
  color: var(--text);
  transition: border-color var(--dur-1) var(--ease),
              box-shadow var(--dur-2) var(--ease),
              background var(--dur-1) var(--ease);
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:hover,
.field select:hover,
.field textarea:hover { border-color: var(--mint-300); }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--mint-500);
  box-shadow: 0 0 0 4px rgba(94,234,212,.35);
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea {
  border-color: #ef4444;
  box-shadow: 0 0 0 4px rgba(239,68,68,.18);
}
.field-error {
  font-size: 13px; color: #b91c1c;
  min-height: 1em;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity var(--dur-1) var(--ease), transform var(--dur-1) var(--ease);
}
.field.has-error .field-error { opacity: 1; transform: none; }

.form-status {
  font-size: 14px;
  padding: 0;
  border-radius: 10px;
  transition: padding var(--dur-2) var(--ease), background var(--dur-2) var(--ease), color var(--dur-2) var(--ease);
}
.form-status.is-success {
  padding: 14px 16px; background: var(--mint-50); color: var(--mint-800); border: 1px solid var(--mint-200);
}
.form-status.is-error {
  padding: 14px 16px; background: #fef2f2; color: #991b1b; border: 1px solid #fecaca;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  background: var(--bg-soft);
  margin-top: 40px;
}
.footer-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 16px;
  color: var(--text-mut);
  font-size: 14px;
}
.footer-inner nav { display: flex; gap: 18px; }
.footer-inner a { color: var(--text-mut); }
.footer-inner a:hover { color: var(--brand); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { min-height: 280px; margin-top: 24px; }
  .grid-3 { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .principles { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .nav-toggle { display: inline-flex; }
  .primary-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    gap: 4px;
    padding: 12px var(--gutter) 20px;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
  }
  .primary-nav.is-open {
    transform: translateY(0); opacity: 1; pointer-events: auto;
  }
  .nav-link { padding: 12px 14px; border-radius: 10px; }
  .nav-link.nav-cta { margin: 6px 0 0; text-align: center; }
  .hero-visual { display: none; }
  .contact-form, .contact-side { padding: 22px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}