:root {
  --alu: #E6E9EB;        /* aluminium brossé */
  --alu-light: #F4F6F7;
  --alu-dark: #A9B1B6;
  --profile: #8A949B;    /* gris profilé */
  --ink: #1C2830;        /* ardoise */
  --ink-soft: #4A5861;
  --glass: #3D8A7C;      /* vert de tranche de verre */
  --glass-tint: #DCEBE7;
  --light: #FAFBFB;
  --measure: 66ch;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--alu);
  color: var(--ink);
  font-family: "Archivo", system-ui, sans-serif;
  font-variation-settings: "wdth" 100;
  font-size: 1.0625rem;
  line-height: 1.6;
}

a { color: inherit; }
a:focus-visible { outline: 3px solid var(--glass); outline-offset: 3px; }

.bar, main, .foot {
  width: min(100% - 32px, 1080px);
  margin-inline: auto;
}

.bar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding-block: 28px 0;
}

.wordmark {
  font-size: 1.375rem;
  font-weight: 800;
  font-variation-settings: "wdth" 125;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.bar-note {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--ink-soft);
}

/* Hero */
.hero { padding-block: 72px 40px; }

h1 {
  margin: 0;
  max-width: 17ch;
  font-size: clamp(2.25rem, 5.6vw, 4.25rem);
  line-height: 1.04;
  font-weight: 750;
  font-variation-settings: "wdth" 118;
  letter-spacing: -0.02em;
}

.lead {
  max-width: var(--measure);
  margin: 24px 0 0;
  font-size: 1.1875rem;
  color: var(--ink-soft);
}

/* La fenêtre : cadre aluminium à coupes d'angle, vitrage teinté */
.window { margin: 56px 0 0; }

.frame {
  border: 22px solid;
  border-color: var(--alu-light) var(--alu-dark) var(--profile) var(--alu-light);
  background: var(--profile);
  box-shadow: inset 0 0 0 2px rgba(28, 40, 48, 0.18), 0 1px 0 rgba(28, 40, 48, 0.12);
}

.pane {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px; /* les montants entre les vantaux */
  background: var(--alu-dark);
}

.unit {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(20px, 3vw, 36px) clamp(16px, 2.4vw, 28px);
  background: linear-gradient(160deg, #E7F1EE 0%, var(--glass-tint) 55%, #CFE2DD 100%);
}

/* Reflet du verre */
.unit::after {
  content: "";
  position: absolute;
  inset: -40% auto auto -30%;
  width: 60%;
  height: 180%;
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.55) 50%, rgba(255,255,255,0) 100%);
  transform: rotate(24deg);
  pointer-events: none;
}

.num {
  font-size: clamp(3rem, 9vw, 7rem);
  line-height: 0.9;
  font-weight: 800;
  font-variation-settings: "wdth" 125;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.lbl {
  margin-top: 10px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--glass);
}

figcaption {
  margin-top: 14px;
  font-size: 0.9375rem;
  color: var(--ink-soft);
}

/* Sections */
.block {
  padding-block: 56px;
  border-top: 1px solid var(--alu-dark);
}

h2 {
  margin: 0 0 28px;
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  line-height: 1.15;
  font-weight: 700;
  font-variation-settings: "wdth" 112;
  letter-spacing: -0.01em;
}

h3 {
  margin: 0 0 6px;
  font-size: 1.125rem;
  font-weight: 700;
}

.services {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px 48px;
}

.services p { margin: 0; color: var(--ink-soft); max-width: 42ch; }

.services li { padding-left: 16px; border-left: 3px solid var(--glass); }

.cities {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.cities li {
  padding: 8px 16px;
  background: var(--light);
  border: 1px solid var(--alu-dark);
  font-weight: 600;
}

.note { margin: 20px 0 0; color: var(--ink-soft); }

.advice {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px 48px;
}

.advice dt { font-weight: 700; font-size: 1.125rem; margin-bottom: 6px; }
.advice dd { margin: 0; color: var(--ink-soft); max-width: 42ch; }

.soon { margin: 0; padding-left: 1.2em; max-width: var(--measure); }
.soon li + li { margin-top: 8px; }
.soon li::marker { color: var(--glass); }

.foot {
  padding-block: 32px 48px;
  border-top: 1px solid var(--alu-dark);
  color: var(--ink-soft);
  font-size: 0.9375rem;
}

.foot p { margin: 0; }
.foot p + p { margin-top: 4px; }

/* Mobile : la fenêtre devient quatre vantaux en croix */
@media (max-width: 640px) {
  .hero { padding-block: 48px 24px; }
  .window { margin-top: 40px; }
  .frame { border-width: 14px; }
  .pane { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .bar { flex-direction: column; gap: 4px; }
}

/* Une seule animation : le reflet glisse une fois au chargement */
@media (prefers-reduced-motion: no-preference) {
  .unit::after { animation: reflet 1.6s ease-out 0.3s both; }
  @keyframes reflet {
    from { transform: translateX(-120%) rotate(24deg); }
    to { transform: translateX(0) rotate(24deg); }
  }
}

/* Bouton d'appel et bloc contact */
.call {
  display: inline-block;
  padding: 10px 18px;
  background: var(--ink);
  color: var(--light);
  font-weight: 700;
  font-size: 0.9375rem;
  text-decoration: none;
  white-space: nowrap;
}
.call:hover { background: var(--glass); }
.call:focus-visible { outline: 3px solid var(--glass); outline-offset: 3px; }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px 48px;
}
.contact-grid p, .contact-grid address { margin: 0; font-style: normal; color: var(--ink-soft); }
.contact-grid p + p { margin-top: 8px; }
.contact-grid a { color: var(--ink); font-weight: 600; text-decoration-color: var(--glass); text-underline-offset: 3px; }

.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.call.wa { background: var(--glass); }
.call.wa:hover { background: var(--ink); }