/* ============================================================
   Site vitrine — Maintenance industrielle
   Design sombre industriel · aucune dépendance externe
   ============================================================ */

/* ---- Fontes auto-hébergées (RGPD-friendly, pas de Google Fonts distant) ---- */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/barlow-latin-400-normal.woff2') format('woff2');
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('assets/fonts/barlow-latin-600-normal.woff2') format('woff2');
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('assets/fonts/barlow-condensed-latin-600-normal.woff2') format('woff2');
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('assets/fonts/barlow-condensed-latin-700-normal.woff2') format('woff2');
}

/* ---- Variables ---- */
:root {
  --bg: #14171b;
  --bg-2: #181c21;
  --surface: #1e242b;
  --surface-2: #242b33;
  --line: #2e3641;
  --line-2: #3b4552;
  --text: #edeff1;
  --muted: #a7b0bb;
  --faint: #75808d;
  --accent: #2b66bd;      /* bleu GMS (boutons, bordures) */
  --accent-hi: #4586de;   /* bleu clair (survols, icônes) */
  --accent-text: #8ab5f0; /* bleu lisible pour le texte sur fond sombre */
  --accent-ink: #ffffff;  /* texte sur fond bleu */
  --radius: 12px;
  --font-body: 'Barlow', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-disp: 'Barlow Condensed', 'Arial Narrow', Impact, sans-serif;
  --container: 1120px;
}

/* ---- Base ---- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent-hi); text-decoration: none; }
a:hover { text-decoration: underline; }
strong { font-weight: 600; color: var(--text); }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.accent { color: var(--accent-text); }
:target { scroll-margin-top: 90px; }
section[id] { scroll-margin-top: 70px; }
::selection { background: var(--accent); color: var(--accent-ink); }

/* ---- Typo ---- */
h1, h2, h3 {
  font-family: var(--font-disp);
  font-weight: 700;
  line-height: 1.08;
  margin: 0 0 0.5em;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.5rem, 5vw, 3.7rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3rem); margin-bottom: 0.9em; }
h3 { font-size: 1.45rem; letter-spacing: 0.02em; }
p { margin: 0 0 1em; }

.eyebrow {
  font-family: var(--font-disp);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.92rem;
  color: var(--accent-text);
  margin-bottom: 1.1em;
}
.lead { font-size: 1.16rem; color: var(--muted); max-width: 46em; }
.lead-small { color: var(--muted); max-width: 40em; margin-bottom: 2.2em; }

/* ---- Boutons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-disp);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1.05rem;
  padding: 14px 26px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  text-decoration: none !important;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-accent {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 6px 24px -8px rgba(72, 128, 208, 0.55);
}
.btn-accent:hover { background: var(--accent-hi); }
.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: var(--line-2);
}
.btn-ghost:hover { border-color: var(--faint); background: rgba(255, 255, 255, 0.07); }
.btn-outline { background: transparent; color: var(--accent-hi); border-color: var(--accent); }
.btn-outline:hover { background: rgba(72, 128, 208, 0.1); }
.btn-small { padding: 10px 18px; font-size: 0.95rem; }
.btn-full { width: 100%; justify-content: center; }
.btn .icon { width: 18px; height: 18px; }

.icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
}

/* ---- Bande hachurée (signalétique industrielle) ---- */
.hazard-line {
  height: 5px;
  background: repeating-linear-gradient(
    -45deg,
    var(--accent-hi) 0 12px,
    transparent 12px 24px
  );
  opacity: 0.85;
}

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(20, 23, 27, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none !important; color: var(--text); }
.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  color: var(--accent-hi);
  background: rgba(72, 128, 208, 0.12);
  border: 1px solid rgba(72, 128, 208, 0.45);
  border-radius: 9px;
}
.brand-mark svg { width: 24px; height: 24px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong {
  font-family: var(--font-disp);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.45rem;
  letter-spacing: 0.06em;
}
.brand-text small { color: var(--faint); font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav a:not(.btn) {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none !important;
  transition: color 0.15s ease;
}
.site-nav a:not(.btn):hover { color: var(--text); }
.nav-toggle { display: none; }

/* ---- Hero ---- */
.hero { position: relative; overflow: hidden; padding: 90px 0 70px; }
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 55% at 28% 30%, rgba(72, 128, 208, 0.09), transparent 65%),
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 100% 100%, 52px 52px, 52px 52px;
  mask-image: linear-gradient(to bottom, black 55%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, black 55%, transparent);
  pointer-events: none;
}
.hero-gear {
  position: absolute;
  right: -110px;
  top: -60px;
  width: 480px;
  height: 480px;
  color: var(--line-2);
  opacity: 0.3;
  animation: gear-spin 90s linear infinite;
  pointer-events: none;
}
@keyframes gear-spin { to { transform: rotate(360deg); } }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.hero-brand { display: flex; justify-content: center; }
.logo-gms { width: min(100%, 400px); filter: drop-shadow(0 18px 50px rgba(0, 0, 0, 0.5)); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 14px; }
.hero-note {
  color: var(--faint);
  font-size: 0.92rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-family: var(--font-disp);
}

/* ---- Stats ---- */
.stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 46px;
}
.stat { background: var(--surface); padding: 22px 24px; }
.stat-num {
  display: block;
  font-family: var(--font-disp);
  font-weight: 700;
  font-size: 2.3rem;
  color: var(--accent-text);
  line-height: 1;
}
.stat-label { display: block; color: var(--muted); font-size: 0.92rem; margin-top: 7px; line-height: 1.35; }

/* ---- Sections ---- */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* ---- Cartes prestations ---- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 10px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--line-2);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-top-color: var(--accent);
  box-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.55);
}
.card-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background: rgba(72, 128, 208, 0.1);
  border: 1px solid rgba(72, 128, 208, 0.4);
  color: var(--accent-hi);
  margin-bottom: 20px;
}
.card-icon svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.card p { color: var(--muted); font-size: 0.98rem; }
.checklist { list-style: none; margin: 18px 0 0; padding: 0; }
.checklist li {
  position: relative;
  padding: 7px 0 7px 30px;
  color: var(--text);
  font-size: 0.96rem;
  border-top: 1px dashed var(--line);
}
.checklist li:first-child { border-top: 0; }
.checklist li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 14px;
  width: 14px;
  height: 8px;
  border-left: 2.5px solid var(--accent-hi);
  border-bottom: 2.5px solid var(--accent-hi);
  transform: rotate(-45deg);
}

/* ---- Callout ---- */
.callout {
  margin-top: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
  background: linear-gradient(90deg, rgba(72, 128, 208, 0.09), transparent 70%);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 22px 26px;
}
.callout p { margin: 0; color: var(--muted); }

/* ---- Split expertise ---- */
.split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 60px;
  align-items: start;
}
.split-text > p { color: var(--muted); max-width: 42em; }
.feature-list { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 18px; }
.feature-list li {
  padding: 16px 20px 16px 24px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 10px 10px 0;
  color: var(--muted);
  font-size: 0.98rem;
}
.feature-list strong {
  display: block;
  font-family: var(--font-disp);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 1.12rem;
  margin-bottom: 3px;
}

/* ---- Carte de France ---- */
.map-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  position: sticky;
  top: 96px;
}
.map-card h3 { margin-bottom: 2px; }
.map-sub {
  color: var(--accent-text);
  font-family: var(--font-disp);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.95rem;
  margin-bottom: 14px;
}
.france-map { width: 100%; height: auto; }
.fr-shape {
  fill: var(--surface-2);
  stroke: var(--line-2);
  stroke-width: 1.5;
  stroke-linejoin: round;
}
.map-dots circle {
  fill: var(--accent-hi);
  transform-box: fill-box;
  transform-origin: center;
  animation: dot-pulse 2.6s ease-in-out infinite;
}
.map-dots circle:nth-child(2n) { animation-delay: 0.9s; }
.map-dots circle:nth-child(3n) { animation-delay: 1.6s; }
@keyframes dot-pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.15); }
}
.map-points { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 8px; }
.map-points li { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 0.94rem; }
.map-points .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent-hi); flex: none; }
.map-points .dot.base { background: #fff; box-shadow: 0 0 0 3px rgba(72, 128, 208, 0.55); }
.map-base circle { fill: #fff; }
.map-base .halo { fill: rgba(255, 255, 255, 0.18); animation: dot-pulse 2.6s ease-in-out infinite; }

/* ---- Étapes ---- */
.steps {
  list-style: none;
  counter-reset: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
}
.step::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -18px;
  width: 14px;
  height: 14px;
  border-top: 2px solid var(--line-2);
  border-right: 2px solid var(--line-2);
  transform: translateY(-50%) rotate(45deg);
}
.step:last-child::after { display: none; }
.step-num {
  display: block;
  font-family: var(--font-disp);
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.3px var(--accent-hi);
  margin-bottom: 14px;
}
.step h3 { font-size: 1.25rem; }
.step p { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* ---- Galerie réalisations ---- */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 215px;
  gap: 16px;
}
.gallery-item {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  grid-row: span 2;
  background: var(--surface);
}
.gallery-item.g-wide { grid-column: span 2; }
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.gallery-item:hover img { transform: scale(1.04); }
.gallery-item figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 26px 16px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #e8ecf1;
  background: linear-gradient(to top, rgba(10, 13, 17, 0.85), transparent);
  letter-spacing: 0.02em;
}
@media (max-width: 980px) {
  .gallery { grid-template-columns: 1fr 1fr; grid-auto-rows: 180px; }
  .gallery-item.g-wide { grid-column: span 2; }
}
@media (max-width: 620px) {
  .gallery { grid-template-columns: 1fr; grid-auto-rows: auto; }
  .gallery-item, .gallery-item.g-wide { grid-column: span 1; grid-row: span 1; aspect-ratio: 4 / 3; }
}

/* ---- FAQ ---- */
.faq-container { max-width: 820px; }
.faq-list { display: grid; gap: 12px; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 52px 18px 22px;
  font-family: var(--font-disp);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 1.1rem;
  position: relative;
  transition: color 0.15s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '';
  position: absolute;
  right: 22px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--accent-hi);
  border-bottom: 2px solid var(--accent-hi);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.2s ease;
}
.faq-item[open] summary { color: var(--accent-text); }
.faq-item[open] summary::after { transform: translateY(-30%) rotate(225deg); }
.faq-item p { margin: 0; padding: 0 22px 20px; color: var(--muted); font-size: 0.98rem; }

/* ---- Contact ---- */
.section-contact {
  background:
    radial-gradient(ellipse 55% 45% at 78% 20%, rgba(72, 128, 208, 0.07), transparent 65%),
    var(--bg-2);
  border-top: 1px solid var(--line);
}
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}
.contact-infos { display: grid; gap: 14px; }
.info-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  color: var(--text);
  text-decoration: none !important;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
a.info-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.info-card .icon { color: var(--accent-hi); margin-top: 3px; }
.info-card strong { display: block; font-size: 1.05rem; }
.info-card small { color: var(--faint); font-size: 0.86rem; line-height: 1.4; display: block; margin-top: 2px; }

/* ---- Formulaire ---- */
.contact-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-family: var(--font-disp);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 7px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-2);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 12px 14px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(72, 128, 208, 0.18);
}
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23a7b0bb' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}
.hp-field { position: absolute !important; left: -9999px !important; opacity: 0; height: 0; overflow: hidden; }
.consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 4px 0 18px;
  color: var(--faint);
  font-size: 0.88rem;
  line-height: 1.5;
  cursor: pointer;
}
.consent input { margin-top: 3px; accent-color: var(--accent); width: 17px; height: 17px; flex: none; }
.form-status { margin: 14px 0 0; font-weight: 600; display: none; }
.form-status.ok { display: block; color: #4ade80; }
.form-status.err { display: block; color: #f87171; }
.form-legal { margin: 14px 0 0; color: var(--faint); font-size: 0.82rem; }
.form-legal a { color: var(--muted); text-decoration: underline; }

/* ---- Footer ---- */
.site-footer { background: var(--bg); border-top: 1px solid var(--line); }
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 40px;
  padding: 46px 24px 40px;
}
.footer-logo { width: 48px; margin-bottom: 14px; }
.footer-brand strong { font-family: var(--font-disp); text-transform: uppercase; font-size: 1.25rem; letter-spacing: 0.03em; }
.footer-brand p { color: var(--faint); font-size: 0.92rem; margin-top: 10px; }
.footer-nav { display: grid; gap: 8px; align-content: start; }
.footer-nav a { color: var(--muted); font-size: 0.95rem; text-decoration: none; }
.footer-nav a:hover { color: var(--text); }
.footer-legal { color: var(--faint); font-size: 0.88rem; }
.footer-legal p { margin: 0 0 6px; }
.footer-legal a { color: var(--muted); }
.footer-legal .credit a { color: var(--accent-text); font-weight: 600; }

/* ---- Animations d'apparition ---- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-gear, .map-dots circle { animation: none; }
}
.no-js .reveal { opacity: 1; transform: none; }

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .cards, .steps { grid-template-columns: 1fr 1fr; }
  .step::after { display: none; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-brand { display: none; }
  .map-card { position: static; max-width: 480px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .section { padding: 68px 0; }
  .hero { padding: 64px 0 52px; }
  .hero-gear { width: 320px; right: -140px; }
  .cards, .steps, .form-row { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 26px; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--line);
    padding: 10px 24px 18px;
    display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav-cta { margin-top: 14px; justify-content: center; }
  .nav-toggle {
    display: grid;
    gap: 5px;
    background: none;
    border: 1px solid var(--line-2);
    border-radius: 8px;
    padding: 11px 10px;
    cursor: pointer;
  }
  .nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
    transition: transform 0.2s ease, opacity 0.2s ease;
  }
  .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); }
}
@media (max-width: 400px) {
  .stats { grid-template-columns: 1fr; }
  .brand-text small { display: none; }
}