/* ==========================================================================
   SAM AT TECH — Feuille de style principale
   Sommaire : 1. Polices  2. Variables  3. Base  4. Mise en page
              5. En-tête  6. Boutons  7. Composants  8. Simulateur
              9. Formulaire  10. Pied de page  11. Utilitaires  12. Responsive
   ========================================================================== */

/* 1. Polices (auto-hébergées, aucun appel externe) ------------------------ */
@font-face {
  font-family: "Sora";
  src: url("../fonts/sora-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 800;
  font-display: swap;
}
@font-face {
  font-family: "Manrope";
  src: url("../fonts/manrope-latin-wght-normal.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}

/* 2. Variables ------------------------------------------------------------ */
:root {
  --navy: #081426;
  --blue: #10243B;
  --cyan: #00C8F8;
  --white: #FFFFFF;
  --gray: #D5E1EC;
  --muted: rgba(213, 225, 236, .74);
  --line: rgba(213, 225, 236, .14);
  --line-strong: rgba(0, 200, 248, .38);
  --card: rgba(16, 36, 59, .72);
  --wa: #25D366;
  --danger: #FF8A8A;
  --ok: #6BE6A8;
  --radius: 18px;
  --radius-sm: 12px;
  --header-h: 72px;
  --font-title: "Sora", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;
  --shadow: 0 24px 60px -30px rgba(0, 0, 0, .7);
}

/* 3. Base ----------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--navy);
  color: var(--gray);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3, h4 { font-family: var(--font-title); color: var(--white); line-height: 1.18; margin: 0 0 .6em; letter-spacing: -.02em; text-wrap: balance; }
h1 { font-size: clamp(2.1rem, 6vw, 3.7rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.4rem); font-weight: 650; }
h3 { font-size: 1.2rem; font-weight: 600; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
img, svg { max-width: 100%; }
ul { padding-left: 1.2em; }
strong { color: var(--white); font-weight: 650; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--cyan); color: var(--navy); }

.skip-link { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--cyan); color: var(--navy); padding: 10px 16px; border-radius: 10px; font-weight: 700; }
.skip-link:focus { top: 12px; }

/* 4. Mise en page ---------------------------------------------------------- */
.container { width: min(1180px, 100% - 40px); margin-inline: auto; }
.section { padding: clamp(56px, 9vw, 104px) 0; }
.section-alt { background: linear-gradient(180deg, rgba(16, 36, 59, .55), rgba(16, 36, 59, .15)); border-block: 1px solid var(--line); }
.section-head { max-width: 720px; margin-bottom: clamp(28px, 4vw, 48px); }
.section-head.center { margin-inline: auto; text-align: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-title); font-size: .78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--cyan); margin-bottom: 16px; }
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--cyan); border-radius: 2px; }
.lead { font-size: clamp(1.08rem, 1.8vw, 1.25rem); color: var(--muted); max-width: 62ch; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.split.top { align-items: start; }
.split > *, .grid > *, .stack > * { min-width: 0; }

/* 5. En-tête --------------------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 100; height: var(--header-h); background: rgba(8, 20, 38, .82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid transparent; transition: border-color .25s, background .25s; }
.site-header.scrolled { border-bottom-color: var(--line); background: rgba(8, 20, 38, .94); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 100%; gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 11px; color: var(--white); font-family: var(--font-title); font-weight: 700; font-size: 1.06rem; letter-spacing: .07em; white-space: nowrap; }
.logo:hover { text-decoration: none; }
.logo-mark { width: 34px; height: 34px; flex: none; }
.logo b { color: var(--cyan); font-weight: 700; }
.nav { display: flex; align-items: center; gap: 14px; }
.nav ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav li a { display: block; padding: 9px 8px; border-radius: 10px; color: var(--gray); font-size: .93rem; font-weight: 600; white-space: nowrap; transition: color .2s, background .2s; }
.nav li a:hover { color: var(--white); background: rgba(213, 225, 236, .07); text-decoration: none; }
.nav li a[aria-current="page"] { color: var(--cyan); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.lang-switch { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 3px; font-size: .78rem; font-weight: 700; font-family: var(--font-title); }
.lang-switch a, .lang-switch span { padding: 5px 10px; border-radius: 999px; color: var(--muted); }
.lang-switch a:hover { color: var(--white); text-decoration: none; }
.lang-switch [aria-current="true"] { background: var(--cyan); color: var(--navy); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: transparent; color: var(--white); cursor: pointer; padding: 0; align-items: center; justify-content: center; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { display: block; width: 20px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .25s, background .25s; }
.nav-toggle span { position: relative; }
.nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 0; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { transform: translateY(6px) rotate(45deg); }
.nav-open .nav-toggle span::after { transform: translateY(-6px) rotate(-45deg); }

/* 6. Boutons --------------------------------------------------------------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 12px 24px; border-radius: 999px; border: 1px solid transparent; font-family: var(--font-title); font-size: .95rem; font-weight: 600; cursor: pointer; transition: transform .18s, box-shadow .18s, background .18s, border-color .18s, color .18s; text-align: center; }
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn .icon { width: 19px; height: 19px; }
.btn-primary { background: var(--cyan); color: var(--navy); box-shadow: 0 10px 30px -12px rgba(0, 200, 248, .7); }
.btn-primary:hover { background: #4bdcff; }
.btn-ghost { border-color: rgba(213, 225, 236, .32); color: var(--white); background: rgba(213, 225, 236, .04); }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }
.btn-wa { background: var(--wa); color: #05240f; }
.btn-wa:hover { background: #4be386; }
.btn-sm { min-height: 40px; padding: 8px 18px; font-size: .86rem; white-space: nowrap; }
.btn[disabled] { opacity: .6; cursor: progress; transform: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-family: var(--font-title); font-size: .92rem; }
.link-arrow .icon { width: 17px; height: 17px; transition: transform .2s; }
.link-arrow:hover .icon { transform: translateX(4px); }

/* 7. Composants ------------------------------------------------------------ */
.icon { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex: none; }

/* Hero */
.hero { position: relative; padding: clamp(48px, 9vw, 110px) 0 clamp(56px, 9vw, 100px); overflow: hidden; isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -2; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 56px 56px; mask-image: radial-gradient(ellipse 80% 70% at 60% 20%, #000 20%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse 80% 70% at 60% 20%, #000 20%, transparent 75%); opacity: .7; }
.hero::after { content: ""; position: absolute; z-index: -1; width: 620px; height: 620px; right: -160px; top: -220px; background: radial-gradient(circle, rgba(0, 200, 248, .22), transparent 65%); pointer-events: none; }
.hero h1 em { font-style: normal; color: var(--cyan); }
.page-hero { padding: clamp(44px, 7vw, 84px) 0 clamp(28px, 4vw, 44px); }
.page-hero h1 { font-size: clamp(1.9rem, 5vw, 3rem); }
.hero-facts { list-style: none; padding: 0; margin: 30px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: .92rem; color: var(--muted); }
.hero-facts li { display: inline-flex; align-items: center; gap: 8px; }
.hero-facts .icon { width: 18px; height: 18px; color: var(--cyan); }

/* Cartes */
.card { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(22px, 3vw, 30px); transition: border-color .25s, transform .25s; }
a.card { color: inherit; display: block; }
a.card:hover, .card.hover:hover { border-color: var(--line-strong); transform: translateY(-4px); text-decoration: none; }
.card p { color: var(--muted); font-size: .98rem; }
.card > :last-child { margin-bottom: 0; }
.card-icon { display: inline-flex; align-items: center; justify-content: center; width: 50px; height: 50px; border-radius: 14px; background: rgba(0, 200, 248, .1); border: 1px solid rgba(0, 200, 248, .26); color: var(--cyan); margin-bottom: 18px; }
.card-num { font-family: var(--font-title); font-size: .8rem; font-weight: 700; color: var(--cyan); letter-spacing: .12em; display: block; margin-bottom: 10px; }
.card-glow { border-color: var(--line-strong); background: linear-gradient(160deg, rgba(0, 200, 248, .12), rgba(16, 36, 59, .8) 45%); box-shadow: var(--shadow); }

.checks { list-style: none; padding: 0; margin: 0 0 1em; display: grid; gap: 10px; }
.checks li { position: relative; padding-left: 30px; color: var(--gray); font-size: .98rem; }
.checks li::before { content: ""; position: absolute; left: 0; top: .32em; width: 18px; height: 18px; border-radius: 50%; background: rgba(0, 200, 248, .14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300C8F8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12l4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat; }

/* Service détaillé */
.service { display: grid; grid-template-columns: 64px 1fr; gap: 8px 24px; padding: clamp(24px, 3.4vw, 36px); }
.service .card-icon { margin: 0; }
.service-body { min-width: 0; }
.service h2 { font-size: clamp(1.3rem, 2.6vw, 1.65rem); }
.service-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 28px; }
.stack { display: grid; gap: 20px; }

/* Étapes */
.steps { list-style: none; counter-reset: step; padding: 0; margin: 0; display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); }
.steps li { counter-increment: step; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 20px 20px 20px 64px; position: relative; font-size: .96rem; }
.steps li::before { content: counter(step); position: absolute; left: 18px; top: 18px; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--cyan); color: var(--navy); font-family: var(--font-title); font-weight: 700; font-size: .9rem; }

/* Bandeau d'appel à l'action */
.cta-band { border: 1px solid var(--line-strong); border-radius: 26px; padding: clamp(30px, 5vw, 56px); background: radial-gradient(ellipse at top right, rgba(0, 200, 248, .2), transparent 60%), var(--blue); display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; }
.cta-band h2 { margin-bottom: .3em; }
.cta-band p { margin: 0; color: var(--muted); max-width: 52ch; }
.cta-band .btn-row { margin: 0; }

/* Notes et alertes */
.note { border: 1px solid var(--line); border-left: 3px solid var(--cyan); background: rgba(0, 200, 248, .06); border-radius: var(--radius-sm); padding: 16px 20px; font-size: .95rem; color: var(--gray); }
.note > :last-child { margin-bottom: 0; }
.note-warn { border-left-color: #FFC857; background: rgba(255, 200, 87, .07); }
.tag { display: inline-block; padding: 4px 11px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--cyan); font-size: .74rem; font-weight: 700; font-family: var(--font-title); letter-spacing: .06em; text-transform: uppercase; }

/* Tableaux et listes de définitions */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-sm); }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
th, td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); }
th { font-family: var(--font-title); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--cyan); background: rgba(16, 36, 59, .8); }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.dl { display: grid; grid-template-columns: minmax(150px, 34%) 1fr; margin: 0; border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.dl dt, .dl dd { margin: 0; padding: 13px 18px; border-bottom: 1px solid var(--line); }
.dl dt { color: var(--muted); font-size: .9rem; background: rgba(16, 36, 59, .6); }
.dl dd { color: var(--white); font-weight: 600; }
.dl dt:last-of-type, .dl dd:last-of-type { border-bottom: 0; }

/* FAQ */
details { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--card); padding: 0 20px; }
details + details { margin-top: 12px; }
summary { cursor: pointer; padding: 18px 28px 18px 0; font-family: var(--font-title); font-weight: 600; color: var(--white); list-style: none; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); color: var(--cyan); font-size: 1.4rem; font-weight: 400; }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); font-size: .98rem; }

/* Catalogue et portfolio */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.chip { border: 1px solid var(--line); background: transparent; color: var(--gray); padding: 9px 16px; border-radius: 999px; font: 600 .86rem var(--font-title); cursor: pointer; transition: all .2s; }
.chip:hover { border-color: var(--cyan); color: var(--white); }
.chip[aria-pressed="true"] { background: var(--cyan); border-color: var(--cyan); color: var(--navy); }
.product { display: flex; flex-direction: column; gap: 10px; }
.product h3 { margin: 6px 0 0; }
.product p { flex: 1; }
.product .btn { align-self: flex-start; }
.empty { text-align: center; border: 1px dashed rgba(213, 225, 236, .3); border-radius: var(--radius); padding: clamp(36px, 6vw, 64px) 24px; background: rgba(16, 36, 59, .35); grid-column: 1 / -1; }
.empty .card-icon { margin-inline: auto; }
.empty p { color: var(--muted); max-width: 52ch; margin-inline: auto; }
.project-img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: var(--radius-sm); margin-bottom: 16px; border: 1px solid var(--line); }
.pay-list { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 1em; }
.pay-list li { border: 1px solid var(--line); border-radius: 12px; padding: 10px 16px; font-weight: 700; color: var(--white); font-family: var(--font-title); font-size: .9rem; background: var(--card); }

/* Texte long (pages juridiques, société) */
.prose { max-width: 800px; }
.prose h2 { font-size: 1.35rem; margin-top: 2em; }
.prose p, .prose li { color: var(--muted); }
.prose li { margin-bottom: .4em; }

/* 8. Simulateur ------------------------------------------------------------ */
.sim { padding: clamp(22px, 3.4vw, 36px); }
.sim-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.sim-label { font-family: var(--font-title); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 4px; }
.sim-amount { font-family: var(--font-title); font-weight: 700; font-size: clamp(3rem, 11vw, 4.4rem); line-height: 1; color: var(--white); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.sim-amount small { font-size: .32em; color: var(--cyan); letter-spacing: .08em; margin-left: 8px; font-weight: 600; }
.sim-range { --fill: 44%; -webkit-appearance: none; appearance: none; width: 100%; height: 34px; background: transparent; cursor: pointer; margin: 0; touch-action: pan-y; }
.sim-range::-webkit-slider-runnable-track { height: 8px; border-radius: 8px; background: linear-gradient(90deg, var(--cyan) var(--fill), rgba(213, 225, 236, .16) var(--fill)); }
.sim-range::-moz-range-track { height: 8px; border-radius: 8px; background: rgba(213, 225, 236, .16); }
.sim-range::-moz-range-progress { height: 8px; border-radius: 8px; background: var(--cyan); }
.sim-range::-webkit-slider-thumb { -webkit-appearance: none; width: 30px; height: 30px; margin-top: -11px; border-radius: 50%; background: var(--white); border: 5px solid var(--cyan); box-shadow: 0 4px 16px rgba(0, 200, 248, .5); }
.sim-range::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; background: var(--white); border: 5px solid var(--cyan); box-shadow: 0 4px 16px rgba(0, 200, 248, .5); }
.sim-scale { display: flex; justify-content: space-between; font-size: .8rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.sim-presets { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 22px; }
.sim-presets .chip { padding: 7px 14px; font-size: .82rem; }
.sim-lines { margin: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.sim-lines div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: .96rem; }
.sim-lines dt { color: var(--muted); }
.sim-lines dt small { display: block; font-size: .78rem; opacity: .8; }
.sim-lines dd { margin: 0; color: var(--white); font-weight: 650; font-variant-numeric: tabular-nums; white-space: nowrap; }
.sim-total { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 18px; padding: 18px 20px; border-radius: var(--radius-sm); background: rgba(0, 200, 248, .12); border: 1px solid var(--line-strong); }
.sim-total span { font-family: var(--font-title); font-weight: 600; color: var(--white); font-size: .95rem; }
.sim-total strong { font-family: var(--font-title); font-size: clamp(1.5rem, 5.4vw, 2.1rem); color: var(--cyan); font-variant-numeric: tabular-nums; white-space: nowrap; }
.sim-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.sim-note { font-size: .82rem; color: var(--muted); margin: 16px 0 0; }
.mini-quote { display: grid; gap: 14px; }
.mini-quote-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.mini-quote-row:last-of-type { border: 0; padding: 0; }
.mini-quote-row span { color: var(--muted); font-size: .92rem; }
.mini-quote-row strong { font-family: var(--font-title); font-variant-numeric: tabular-nums; }
.mini-quote-row.total strong { color: var(--cyan); font-size: 1.5rem; }

/* 9. Formulaire ------------------------------------------------------------ */
.form { display: grid; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field label { display: block; font-size: .88rem; font-weight: 700; color: var(--white); margin-bottom: 7px; }
.field label span { color: var(--muted); font-weight: 500; }
.field input, .field select, .field textarea { width: 100%; background: rgba(8, 20, 38, .7); border: 1px solid rgba(213, 225, 236, .24); border-radius: 12px; color: var(--white); font: inherit; font-size: 1rem; padding: 13px 15px; transition: border-color .2s, box-shadow .2s; }
.field textarea { min-height: 150px; resize: vertical; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300C8F8' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 18px; padding-right: 44px; }
.field select option { background: var(--blue); color: var(--white); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0, 200, 248, .2); }
.field-check { display: flex; gap: 12px; align-items: flex-start; font-size: .9rem; color: var(--muted); }
.field-check input { width: 20px; height: 20px; margin-top: 3px; accent-color: var(--cyan); flex: none; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-status { border-radius: var(--radius-sm); padding: 16px 18px; font-size: .96rem; border: 1px solid var(--line); }
.form-status[hidden] { display: none; }
.form-status.ok { border-color: rgba(107, 230, 168, .5); background: rgba(107, 230, 168, .08); color: var(--ok); }
.form-status.err { border-color: rgba(255, 138, 138, .5); background: rgba(255, 138, 138, .08); color: var(--danger); }
.form-status.fallback { border-color: var(--line-strong); background: rgba(0, 200, 248, .07); color: var(--gray); }
.form-status .btn-row { margin-top: 14px; }
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; }
.contact-list li { display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; }
.contact-list .card-icon { width: 44px; height: 44px; margin: 0; border-radius: 12px; }
.contact-list span { display: block; font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; font-family: var(--font-title); }
.contact-list a, .contact-list address { color: var(--white); font-weight: 600; font-style: normal; overflow-wrap: anywhere; }

/* 10. Pied de page --------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--line); background: #060f1d; padding: clamp(44px, 6vw, 72px) 0 28px; font-size: .93rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 36px; }
.site-footer h2 { font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--white); margin-bottom: 16px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--cyan); }
.site-footer p, .site-footer address { color: var(--muted); font-style: normal; }
.footer-bottom { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; color: var(--muted); font-size: .84rem; }
.footer-bottom ul { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.footer-bottom button { background: none; border: 0; color: var(--muted); font: inherit; cursor: pointer; padding: 0; }
.footer-bottom button:hover { color: var(--cyan); }

.wa-float { position: fixed; right: 18px; bottom: 18px; z-index: 90; width: 56px; height: 56px; border-radius: 50%; background: var(--wa); color: #05240f; display: grid; place-items: center; box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .6); transition: transform .2s; }
.wa-float:hover { transform: scale(1.08); }
.wa-float .icon { width: 28px; height: 28px; stroke-width: 1.9; }

.cookie-banner { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 150; max-width: 560px; background: var(--blue); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); font-size: .9rem; }
.cookie-banner p { margin: 0 0 14px; color: var(--gray); }
.cookie-banner .btn-row { margin: 0; }

/* 11. Utilitaires ---------------------------------------------------------- */
.center { text-align: center; }
.mt { margin-top: 28px; }
.muted { color: var(--muted); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js [data-reveal].in { opacity: 1; transform: none; }

/* 12. Responsive ----------------------------------------------------------- */
@media (max-width: 1180px) {
  .nav-toggle { display: inline-flex; }
  /* position absolue : l'en-tête (backdrop-filter) sert de bloc conteneur */
  .nav { position: absolute; top: 100%; left: 0; right: 0; height: calc(100vh - var(--header-h)); height: calc(100dvh - var(--header-h)); background: #081426; flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 20px; padding: 20px 20px 40px; overflow-y: auto; visibility: hidden; opacity: 0; transform: translateY(-8px); transition: opacity .22s, transform .22s, visibility .22s; }
  .nav-open .nav { visibility: visible; opacity: 1; transform: none; }
  .nav ul { flex-direction: column; gap: 2px; }
  .nav li a { padding: 15px 12px; font-size: 1.08rem; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-actions { justify-content: space-between; }
  .nav-actions .btn { flex: 1; }
  body.nav-open { overflow: hidden; }
}
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  body { font-size: 1rem; }
  .container { width: min(1180px, 100% - 32px); }
  .grid-2, .grid-3, .grid-4, .steps, .form-row, .service-cols { grid-template-columns: 1fr; }
  .service { grid-template-columns: 1fr; }
  .btn-row .btn { width: 100%; }
  .cookie-banner { padding: 16px; font-size: .86rem; }
  .cookie-banner .btn-row { flex-wrap: nowrap; }
  .cookie-banner .btn-row .btn { width: auto; flex: 1; }
  .sim-actions { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .dl { grid-template-columns: 1fr; }
  .dl dt { border-bottom: 0; padding-bottom: 2px; }
  .dl dd { padding-top: 2px; }
  .cta-band { flex-direction: column; align-items: flex-start; }
  .cta-band .btn-row { width: 100%; }
  .wa-float { width: 52px; height: 52px; right: 14px; bottom: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}
@media print {
  .site-header, .site-footer, .wa-float, .cookie-banner, .btn { display: none !important; }
  body { background: #fff; color: #000; }
  h1, h2, h3, strong { color: #000; }
}

/* ========================================================================
   MAQUETTE SAM AT TECH — déclinaison fidèle bleu nuit / cyan / clair
   Référence visuelle fournie par le propriétaire. S'applique à tout le site.
   ======================================================================== */
:root{--navy:#061b32;--blue:#0b2b4d;--cyan:#02c7f6;--gray:#22344c;--muted:#52657c;--line:rgba(11,64,111,.16);--card:#fff;--white:#09234a;--shadow:0 18px 38px -25px rgba(0,49,108,.34)}
body{background:#f6f9fe;color:#233c57}
h1,h2,h3,h4,strong{color:#071d48}
a{color:#0875cb}
.site-header{background:linear-gradient(105deg,#04182b,#06284c);border-bottom:1px solid rgba(2,199,246,.23)}
.site-header.scrolled{background:#041a31;border-bottom-color:rgba(2,199,246,.28)}
.site-header .logo,.site-header .nav li a,.site-header .nav-actions a{color:#fff}
.site-header .logo b{color:#fff}
.logo{font-size:1.2rem;letter-spacing:.025em}.logo-mark{width:46px;height:38px;object-fit:contain}
.site-header .nav li a[aria-current=page]{background:linear-gradient(135deg,#00cfff,#0579e8);color:white}
.site-header .lang-switch span{color:#fff}.site-header .lang-switch a{color:#fff}
.btn-primary{background:linear-gradient(120deg,#03d5f7,#087de9);color:#fff!important;border-color:transparent;box-shadow:0 9px 25px rgba(0,153,255,.23)}
.btn-primary:hover{filter:brightness(1.08)}
.hero{background:radial-gradient(ellipse at 80% 30%,#064b91 0%,transparent 42%),linear-gradient(120deg,#05172d 0%,#04284b 66%,#092a71 100%);color:#fff}
.hero h1,.hero h2,.hero strong,.hero .lead{color:#fff}
.hero .eyebrow{color:#8deaff}
.hero .btn-ghost{border-color:rgba(255,255,255,.75);color:#fff}
.hero-maquette{position:relative;overflow:hidden}
.hero-maquette:before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse at 3% 90%,rgba(95,25,212,.27),transparent 38%)}
.hero-maquette .container{position:relative;z-index:1}
.hero-maquette .split{grid-template-columns:1fr 1fr;gap:12px}
.hero-maquette h1{font-size:clamp(2rem,4.4vw,3.45rem);letter-spacing:-.035em}
.hero-maquette h1 em{font-style:normal;color:#fff}
.hero-maquette .lead{color:#e1f0ff}
.hero-artwork{display:flex;align-items:center;justify-content:center}
.hero-artwork img{width:100%;max-width:640px;filter:drop-shadow(0 25px 28px rgba(0,0,0,.25));border-radius:20px;mask-image:radial-gradient(ellipse,#000 65%,transparent 99%)}
.hero-maquette .hero-facts{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:22px;padding:0;list-style:none}
.hero-maquette .hero-facts li{color:#c6e6fa;font-size:.88rem}
.hero-maquette .hero-facts strong{color:#fff}
.section{background:#fff}.section-alt{background:#edf5ff;border-color:#e1edfc}
.section-head.center h2,.section-head h2{color:#071d48}
.card{background:#fff;color:#203754;border:1px solid #d8e6f7;box-shadow:0 9px 24px rgba(16,63,123,.07)}
.card h3,.card strong{color:#071d48}.card p{color:#405673}
.card-icon{color:#078fe0}
.section .eyebrow{color:#087bc4}
.section .eyebrow:before{background:#02c7f6}
.site-footer{background:linear-gradient(110deg,#041626,#052844);color:#d6eaff}
.site-footer h2,.site-footer h3,.site-footer strong,.site-footer .logo{color:#fff}
.site-footer a{color:#d6eaff}
.form,.sim-card,.simulator{color:#223c56}
input,textarea,select{color:#112b48}
@media(max-width:960px){.hero-maquette .split{grid-template-columns:1fr}.hero-artwork{max-width:600px;margin:auto}.hero-maquette .hero-facts{grid-template-columns:repeat(2,1fr)}.site-header .nav{background:#061e37}}
@media(max-width:560px){.hero-maquette .hero-facts{grid-template-columns:1fr 1fr;gap:10px}.hero-artwork img{max-width:100%}}


/* === SAM AT TECH · correctif contraste et motion v3 === */
/* Les menus natifs Windows utilisent un fond clair : imposer un texte foncé. */
.field select, .field select:focus, .field select:hover {color:#102b49!important;background-color:#e8f1ff!important;color-scheme:light;}
.field select option, .field select optgroup {background:#fff!important;color:#102b49!important;font-weight:500;}
.field select option:checked {background:#d4eaff!important;color:#061b32!important;}
.field select option:disabled {color:#68788d!important;}
.field input, .field textarea {color:#102b49!important;background-color:#e8f1ff!important;}
.field input::placeholder,.field textarea::placeholder {color:#536b85!important;opacity:1;}
.field label {color:#102b49!important;}
/* Animation d'entrée douce, sans disparition de contenu en cas de JS bloqué. */
@keyframes sam-logo-glow {0%,100%{filter:drop-shadow(0 0 0 rgba(0,205,255,0))}50%{filter:drop-shadow(0 0 9px rgba(0,205,255,.65))}}
@keyframes sam-float {0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(0,-11px,0)}}
@keyframes sam-shimmer {0%{transform:translateX(-180%) skewX(-25deg)}100%{transform:translateX(280%) skewX(-25deg)}}
@keyframes sam-rise {from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.site-header .logo-mark {animation:sam-logo-glow 4s ease-in-out infinite;transform-origin:center;transition:transform .35s ease;}
.site-header .logo:hover .logo-mark {transform:rotate(-8deg) scale(1.1);}
.hero-artwork img {animation:sam-float 6s ease-in-out infinite;will-change:transform;}
.btn-primary {position:relative;overflow:hidden;isolation:isolate;transition:transform .24s ease,box-shadow .24s ease,filter .24s ease;}
.btn-primary::after {content:"";position:absolute;inset:-40% auto -40% -35%;width:35%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transform:translateX(-180%) skewX(-25deg);pointer-events:none;}
.btn-primary:hover::after,.btn-primary:focus-visible::after {animation:sam-shimmer .8s ease-out 1;}
.btn-primary:hover {transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,145,255,.33);}
.card {transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;}
.card:hover {transform:translateY(-6px);box-shadow:0 18px 36px rgba(0,80,150,.14);border-color:#8bdcff;}
.site-header .nav li a {transition:background .2s,color .2s,transform .2s;}
.site-header .nav li a:hover {transform:translateY(-2px);background:rgba(2,199,246,.13);}
/* Observer: n'animer que les éléments visibles, jamais les champs actifs. */
.js.motion-ready [data-reveal]:not(.in) {opacity:0;transform:translateY(18px);}
.js.motion-ready [data-reveal].in {opacity:1;transform:translateY(0);transition:opacity .65s ease,transform .65s cubic-bezier(.2,.7,.2,1);}
@media(prefers-reduced-motion:reduce){
 .site-header .logo-mark,.hero-artwork img,.btn-primary::after {animation:none!important;}
 .card:hover,.btn-primary:hover,.site-header .nav li a:hover {transform:none!important;}
 .js.motion-ready [data-reveal] {opacity:1!important;transform:none!important;}
}

/* SAM AT TECH — lisibilité renforcée du formulaire de devis v4 */
#devis.form.card {background:#ffffff!important;border:1px solid #d1e0f1!important;box-shadow:0 14px 36px rgba(7,29,72,.09);padding:clamp(20px,3vw,34px);color:#102b49!important;}
#devis h2 {color:#071d48!important;line-height:1.2;margin-bottom:6px;}
#devis .form-intro {color:#405b77!important;font-size:.95rem;line-height:1.6;margin:0 0 8px;}
#devis .field label {color:#092448!important;font-size:.94rem;font-weight:700;margin-bottom:9px;}
#devis .field label span {color:#546a83!important;}
#devis .field input,#devis .field textarea,#devis .field select {background-color:#fff!important;color:#102b49!important;border:2px solid #b8cce3!important;border-radius:10px;min-height:50px;font-size:16px;line-height:1.5;opacity:1!important;}
#devis .field textarea {min-height:160px;}
#devis .field select {color-scheme:light!important;appearance:auto!important;background-image:none!important;padding-right:12px!important;cursor:pointer;}
#devis .field select option,#devis .field select optgroup {background:#fff!important;color:#102b49!important;}
#devis .field select option:checked {background:#d7ecff!important;color:#071d48!important;}
#devis .field input:focus,#devis .field textarea:focus,#devis .field select:focus {border-color:#007bbd!important;outline:3px solid rgba(0,174,239,.2)!important;outline-offset:1px;box-shadow:none!important;}
#devis .field input::placeholder,#devis .field textarea::placeholder {color:#536a83!important;opacity:1;}
#devis .field-check,#devis .field-check span,#devis .sim-note {color:#405b77!important;line-height:1.6;}
#devis .field-check a {color:#0069ad!important;text-decoration:underline;}
#devis .form-status {color:#183b5a!important;line-height:1.6;}
#devis .form-status.fallback {background:#eaf8ff!important;border-color:#85d5f4!important;}
#devis .form-status.err {background:#fff0f0!important;color:#8b1e1e!important;}
#devis .form-status.ok {background:#eafaf0!important;color:#146336!important;}
#devis .btn-primary {min-height:50px;font-weight:750;}
@media(max-width:650px){#devis .form-row{grid-template-columns:1fr;gap:16px;}}