/* ==========================================================================
   Établi Web — feuille de style
   Personnalisation rapide : modifiez les variables de :root ci-dessous.
   ========================================================================== */

:root {
  --bg: #faf8f5;
  --bg-alt: #f2eee8;
  --surface: #ffffff;
  --ink: #16151a;
  --muted: #5d5a63;
  --line: #e3ddd4;
  --accent: #c8400d;        /* couleur principale (boutons, liens) */
  --accent-ink: #ffffff;    /* texte sur fond accent */
  --accent-soft: #fbe6dc;
  --shadow: 0 1px 2px rgb(22 21 26 / .06), 0 12px 32px -12px rgb(22 21 26 / .18);

  --radius: 16px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

:root[data-theme="dark"] {
  --bg: #131217;
  --bg-alt: #1a191f;
  --surface: #1f1e25;
  --ink: #f3f0ea;
  --muted: #a7a3ad;
  --line: #2f2d37;
  --accent: #ff7a4d;
  --accent-ink: #1a0d07;
  --accent-soft: #3a2118;
  --shadow: 0 1px 2px rgb(0 0 0 / .4), 0 12px 32px -12px rgb(0 0 0 / .6);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #131217;
    --bg-alt: #1a191f;
    --surface: #1f1e25;
    --ink: #f3f0ea;
    --muted: #a7a3ad;
    --line: #2f2d37;
    --accent: #ff7a4d;
    --accent-ink: #1a0d07;
    --accent-soft: #3a2118;
    --shadow: 0 1px 2px rgb(0 0 0 / .4), 0 12px 32px -12px rgb(0 0 0 / .6);
  }
}

/* Base ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -0.02em; margin: 0; text-wrap: balance; }
p { margin: 0 0 1rem; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; list-style: none; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.wrap { width: min(1160px, 100% - 2.5rem); margin-inline: auto; }
.narrow { width: min(820px, 100% - 2.5rem); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--ink); color: var(--bg); padding: .6rem 1rem; border-radius: 8px; text-decoration: none;
}
.skip:focus { top: 1rem; }
.muted { color: var(--muted); }

/* Boutons --------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.4rem;
  font: inherit; font-weight: 650; font-size: 1rem; line-height: 1.2;
  color: var(--accent-ink); background: var(--accent);
  border: 2px solid var(--accent); border-radius: 999px;
  text-decoration: none; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 22px -10px var(--accent); filter: brightness(1.05); }
.btn:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); box-shadow: none; filter: none; }
.btn-small { padding: .55rem 1.05rem; font-size: .95rem; }

/* En-tête --------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--line);
}
.bar { display: flex; align-items: center; justify-content: space-between; min-height: 4.25rem; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 750; font-size: 1.15rem; letter-spacing: -0.02em; text-decoration: none; color: var(--ink); }
.brand-mark { color: var(--accent); }
.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a:not(.btn) { text-decoration: none; font-size: .98rem; color: var(--muted); font-weight: 500; transition: color .15s; }
.nav a:not(.btn):hover { color: var(--ink); }

.nav-toggle { display: none; background: none; border: 0; padding: .6rem; margin-right: -.6rem; cursor: pointer; color: var(--ink); }
.burger, .burger::before, .burger::after { display: block; width: 22px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .2s, opacity .2s; }
.burger { position: relative; }
.burger::before, .burger::after { content: ""; position: absolute; left: 0; }
.burger::before { top: -7px; }
.burger::after { top: 7px; }
.nav-toggle[aria-expanded="true"] .burger { background: transparent; }
.nav-toggle[aria-expanded="true"] .burger::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .burger::after { transform: translateY(-7px) rotate(-45deg); }

/* Hero ------------------------------------------------------------------ */
.hero { padding-block: clamp(3rem, 8vw, 6.5rem) clamp(3rem, 7vw, 5.5rem); overflow: clip; }
.hero-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
h1 { font-size: clamp(2.1rem, 4.2vw, 3.3rem); font-weight: 800; letter-spacing: -0.035em; margin-block: 1.1rem 1.4rem; }
h1 em { font-style: normal; color: var(--accent); }
.lead { font-size: clamp(1.1rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 34em; }
.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-block: 2rem 1.75rem; }
.proof { display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; font-size: .95rem; color: var(--muted); }
.proof li::before { content: "✓"; color: var(--accent); font-weight: 800; margin-right: .45rem; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem; margin: 0;
  font-size: .82rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent);
}
.hero .eyebrow {
  padding: .4rem .85rem; background: var(--surface); border: 1px solid var(--line); border-radius: 999px;
  letter-spacing: .02em; text-transform: none; font-size: .9rem; color: var(--ink); font-weight: 600;
}
.dot { width: .55rem; height: .55rem; border-radius: 50%; background: #2fa866; box-shadow: 0 0 0 0 rgb(47 168 102 / .6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 .5rem rgb(47 168 102 / 0); } 100% { box-shadow: 0 0 0 0 rgb(47 168 102 / 0); } }

/* Visuel du hero (maquette CSS) */
.hero-visual { position: relative; padding: 1.5rem 1.5rem 2rem 0; }
.window { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; transform: rotate(1.5deg); }
.window-bar { display: flex; align-items: center; gap: .4rem; padding: .7rem .9rem; border-bottom: 1px solid var(--line); background: var(--bg-alt); }
.window-bar i { width: .65rem; height: .65rem; border-radius: 50%; background: var(--line); }
.window-bar i:first-child { background: #ff5f57; } .window-bar i:nth-child(2) { background: #febc2e; } .window-bar i:nth-child(3) { background: #28c840; }
.window-bar span { margin-left: .8rem; font: .78rem var(--mono); color: var(--muted); background: var(--surface); padding: .15rem .8rem; border-radius: 999px; }
.window-body { padding: 1.2rem; display: grid; gap: 1.2rem; }
.mock-nav { display: flex; align-items: center; gap: .7rem; }
.mock-nav b { width: 1.6rem; height: 1.6rem; border-radius: 7px; background: var(--accent); margin-right: auto; }
.mock-nav span { width: 2.4rem; height: .45rem; border-radius: 9px; background: var(--line); }
.mock-hero { display: grid; gap: .6rem; padding: 1.6rem 0 1rem; }
.mock-line { height: 1.1rem; border-radius: 9px; background: var(--ink); opacity: .85; }
.mock-line.w80 { width: 80%; } .mock-line.w60 { width: 60%; }
.mock-pill { width: 6rem; height: 1.9rem; border-radius: 99px; background: var(--accent); margin-top: .6rem; }
.mock-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; }
.mock-cards div { height: 4.4rem; border-radius: 10px; background: var(--bg-alt); border: 1px solid var(--line); }
.mock-cards div:first-child { background: var(--accent-soft); border-color: transparent; }

.badge {
  position: absolute; display: flex; align-items: center; gap: .7rem;
  padding: .7rem 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow);
  font-size: .8rem; line-height: 1.25; color: var(--muted);
}
.badge strong { display: grid; place-items: center; width: 2.6rem; height: 2.6rem; border-radius: 50%; color: #0a7a3d; background: #d8f3e3; border: 3px solid #2fa866; font-size: 1rem; }
:root[data-theme="dark"] .badge strong { color: #7ff0ac; background: #12331f; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .badge strong { color: #7ff0ac; background: #12331f; } }
.badge code { font: 700 1rem var(--mono); color: var(--accent); background: var(--accent-soft); padding: .45rem .6rem; border-radius: 9px; }
.badge-score { left: -1.5rem; bottom: 0; }
.badge-code { right: 0; top: 0; }

/* Sections -------------------------------------------------------------- */
.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.section-alt { background: var(--bg-alt); border-block: 1px solid var(--line); }
.section-head { max-width: 46rem; margin-bottom: clamp(2rem, 4vw, 3.25rem); }
.section-head .eyebrow { margin-bottom: .8rem; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); font-weight: 780; margin-bottom: 1rem; }
.section-head h2 { margin-bottom: .9rem; }
.section-intro { color: var(--muted); font-size: 1.1rem; max-width: 40em; }

/* Cartes services */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); gap: 1.25rem; }
.card { display: flex; flex-direction: column; padding: 1.75rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); transition: transform .2s, box-shadow .2s, border-color .2s; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.card h3 { font-size: 1.3rem; margin-bottom: .6rem; }
.card > p { color: var(--muted); }
.card ul { margin-top: auto; padding-top: .5rem; display: grid; gap: .4rem; font-size: .96rem; }
.card li { position: relative; padding-left: 1.5rem; }
.card li::before { content: "→"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.icon { display: grid; place-items: center; width: 3rem; height: 3rem; margin-bottom: 1.2rem; border-radius: 12px; background: var(--accent-soft); color: var(--accent); }
.icon svg { width: 1.5rem; height: 1.5rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card-cta { justify-content: center; align-items: flex-start; gap: .4rem; background: var(--ink); color: var(--bg); border-color: var(--ink); }
.card-cta > p { color: color-mix(in srgb, var(--bg) 78%, transparent); }
.card-cta .btn { margin-top: .6rem; background: var(--accent); border-color: var(--accent); }

/* Tarifs */
.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 16.5rem), 1fr)); gap: 1.25rem; align-items: stretch; }
.pricing-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)); max-width: 52rem; }
.plan { position: relative; display: flex; flex-direction: column; padding: 1.75rem 1.5rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); transition: transform .2s, box-shadow .2s; }
.plan:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.plan h3, .plan h4 { font-size: 1.3rem; margin: 0 0 .35rem; letter-spacing: -0.02em; }
.plan-featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow); }
.plan-tag { position: absolute; top: -.85rem; left: 1.5rem; margin: 0; padding: .2rem .8rem; border-radius: 999px; background: var(--accent); color: var(--accent-ink); font-size: .78rem; font-weight: 750; letter-spacing: .04em; text-transform: uppercase; }
.plan-for { color: var(--muted); font-size: .98rem; min-height: 3em; margin-bottom: .8rem; }
.plan-price { margin: 0; display: flex; align-items: baseline; flex-wrap: wrap; gap: .4rem; }
.plan-price strong { font-size: 2.1rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
.plan-price .from { font-size: .88rem; color: var(--muted); }
.plan-meta { margin: .4rem 0 1.1rem; font-size: .88rem; color: var(--muted); }
.plan ul { display: grid; gap: .55rem; margin-bottom: 1.5rem; font-size: .96rem; }
.plan li { position: relative; padding-left: 1.5rem; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 800; }
.plan .btn { margin-top: auto; white-space: nowrap; }
.plan-small { padding-bottom: 1.5rem; }
.plan-small ul { margin: 1rem 0 0; }
.subhead { font-size: 1.3rem; margin: 3.5rem 0 1.25rem; }
.referral { display: flex; gap: 1.2rem; align-items: flex-start; margin-top: 2.5rem; padding: 1.5rem 1.75rem; border: 1.5px dashed color-mix(in srgb, var(--accent) 55%, var(--line)); border-radius: var(--radius); background: var(--accent-soft); }
.referral-icon { font-size: 2rem; line-height: 1; }
.referral h3 { font-size: 1.2rem; margin-bottom: .35rem; }
.referral p { margin: 0; color: var(--ink); font-size: 1rem; }
.price-notes { display: flex; flex-wrap: wrap; gap: .4rem 1.75rem; margin-top: 2rem; font-size: .9rem; color: var(--muted); }
.price-notes li::before { content: "•"; color: var(--accent); margin-right: .5rem; }

/* Méthode */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); gap: 1.5rem; counter-reset: s; }
.steps li { position: relative; padding-top: 1.4rem; border-top: 2px solid var(--ink); }
.step-n { display: block; font: 700 .9rem var(--mono); color: var(--accent); margin-bottom: .7rem; }
.steps h3 { font-size: 1.25rem; margin-bottom: .5rem; }
.steps p { color: var(--muted); font-size: 1rem; }

/* Pourquoi / stack */
.split { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.split .eyebrow { margin-bottom: .8rem; }
.checks { display: grid; gap: 1rem; margin-top: 1.6rem; }
.checks li { position: relative; padding-left: 2rem; color: var(--muted); }
.checks li::before { content: ""; position: absolute; left: 0; top: .32em; width: 1.15rem; height: 1.15rem; border-radius: 50%; background: var(--accent); }
.checks li::after { content: ""; position: absolute; left: .4rem; top: .5em; width: .3rem; height: .55rem; border: solid var(--accent-ink); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.checks strong { color: var(--ink); }
.stack-box { padding: 2rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.stack-box h3 { font-size: 1.3rem; margin-bottom: .4rem; }
.tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.25rem; }
.tags li { padding: .35rem .8rem; border: 1px solid var(--line); border-radius: 999px; font: .88rem var(--mono); background: var(--bg); }

/* À propos */
.about { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.portrait { aspect-ratio: 6 / 7; display: grid; place-items: center; text-align: center; border-radius: 24px; background: repeating-linear-gradient(135deg, var(--bg-alt) 0 14px, var(--line) 14px 15px); border: 1px solid var(--line); color: var(--muted); font: .95rem var(--mono); overflow: hidden; }
.portrait img { width: 100%; height: 100%; object-fit: cover; }
.about .eyebrow { margin-bottom: .8rem; }
.about p { color: var(--muted); }
.facts { display: flex; flex-wrap: wrap; gap: 1rem 2.5rem; margin: 2rem 0 0; }
.facts dt { font-size: 2rem; font-weight: 800; letter-spacing: -0.03em; color: var(--ink); line-height: 1.1; }
.facts dd { margin: 0; font-size: .92rem; color: var(--muted); }

/* FAQ */
.faq { display: grid; gap: .8rem; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; transition: border-color .2s; }
.faq details[open] { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.15rem 1.4rem; font-weight: 650; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.5rem; line-height: 1; color: var(--accent); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 1.4rem 1.3rem; margin: 0; color: var(--muted); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.contact .eyebrow { margin-bottom: .8rem; }
.contact-list { display: grid; gap: .9rem; margin-top: 2rem; }
.contact-list li { display: grid; grid-template-columns: 6rem 1fr; gap: 1rem; padding-bottom: .9rem; border-bottom: 1px solid var(--line); }
.contact-list span { font-size: .85rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); padding-top: .15rem; }
.contact-list a { font-weight: 600; text-underline-offset: 3px; }
.form { display: grid; gap: 1.1rem; padding: clamp(1.5rem, 3vw, 2.25rem); background: var(--surface); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow); }
.field { display: grid; gap: .4rem; }
.field label { font-weight: 650; font-size: .95rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: .8rem 1rem; font: inherit; color: var(--ink);
  background: var(--bg); border: 1.5px solid var(--line); border-radius: 12px;
  transition: border-color .15s, box-shadow .15s;
}
.field textarea { resize: vertical; min-height: 8rem; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.field .invalid { border-color: #d33a3a; }
.form .btn { justify-self: start; }
.form-note { margin: 0; font-size: .85rem; color: var(--muted); }
.form-note.error { color: #d33a3a; font-weight: 600; }
.form-note.success { color: #1c7c45; font-weight: 600; }
:root[data-theme="dark"] .form-note.success { color: #6fdc9a; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .form-note.success { color: #6fdc9a; } }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form .btn[disabled] { opacity: .6; cursor: progress; transform: none; box-shadow: none; }

/* Pied de page */
.site-footer { border-top: 1px solid var(--line); padding-block: 2rem; font-size: .92rem; color: var(--muted); }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; }
.foot p { margin: 0; }
.foot nav { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; }
.foot a { text-underline-offset: 3px; }
.foot a:hover { color: var(--ink); }

/* Page légale */
.legal { padding-block: clamp(2.5rem, 6vw, 5rem); }
.legal h1 { font-size: clamp(2rem, 4vw, 3rem); margin-block: 0 .5rem; }
.legal h2 { font-size: 1.4rem; margin: 2.5rem 0 .8rem; }
.legal p, .legal li { color: var(--muted); }
.legal ul { list-style: disc; padding-left: 1.4rem; margin-bottom: 1rem; }
.legal .todo { background: var(--accent-soft); color: var(--ink); padding: .05em .35em; border-radius: 5px; }
.legal code { font: .9em var(--mono); background: var(--bg-alt); padding: .1em .35em; border-radius: 5px; }
.legal .back { display: inline-block; margin-bottom: 2rem; font-weight: 600; text-underline-offset: 3px; }

/* Animations d'apparition ---------------------------------------------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }

/* Responsive ------------------------------------------------------------ */
@media (max-width: 900px) {
  .hero-grid, .split, .about, .contact-grid { grid-template-columns: 1fr; }
  .hero-visual { padding: 1rem 1rem 2rem .5rem; max-width: 34rem; }
  .portrait { max-width: 20rem; aspect-ratio: 1; }
}

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute; inset: 100% 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: .5rem 1.25rem 1.25rem; background: var(--bg); border-bottom: 1px solid var(--line);
    box-shadow: 0 20px 30px -20px rgb(0 0 0 / .3);
    display: none;
  }
  .nav.open { display: flex; }
  .nav a:not(.btn) { padding: .9rem 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav .btn { margin-top: 1rem; }
  .contact-list li { grid-template-columns: 1fr; gap: .2rem; }
}

@media (max-width: 480px) {
  .badge-score { left: 0; }
  .cta-row .btn { flex: 1 1 100%; }
}

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