/* Site vitrine Devclo — même charte que l'application : fond graphite presque noir, bleu Devclo
   #267AB2 comme seule couleur d'accent, cartes en verre liquide, typographie système serrée. */
:root {
  --bg: #0b0b0c;
  --panel: #151517;
  --card: #1b1b1e;
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --text: #f2f2f3;
  --soft: #b3b3b8;
  --muted: #7c7c83;
  --accent: #267ab2;
  --accent-hi: #3a8fc8;
  --accent-lo: #1e6494;
  --accent-ink: #6db4e3;
  --accent-soft: rgba(38, 122, 178, 0.16);
  --accent-line: rgba(38, 122, 178, 0.45);
  --font: "Segoe UI Variable Display", "Segoe UI", -apple-system, BlinkMacSystemFont, "SF Pro Display", system-ui, "Helvetica Neue", Arial, sans-serif;
  --font-text: "Segoe UI Variable Text", "Segoe UI", -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, "Helvetica Neue", Arial, sans-serif;
  --wrap: 1180px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; background: var(--bg); }
body {
  min-height: 100vh;
  background:
    radial-gradient(900px 600px at 80% 0%, rgba(38, 122, 178, 0.14), transparent 70%),
    radial-gradient(700px 520px at 0% 40%, rgba(30, 80, 130, 0.1), transparent 70%),
    var(--bg);
  color: var(--text);
  font: 400 16px / 1.55 var(--font-text);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(var(--wrap), 100% - 48px); margin: 0 auto; }
@media (max-width: 600px) { .wrap { width: calc(100% - 32px); } }

/* ---------- Barre du haut ---------- */
.nav {
  position: sticky;
  top: 14px;
  z-index: 50;
  width: min(var(--wrap) + 40px, 100% - 32px);
  margin: 14px auto 0;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 10px 0 18px;
  border-radius: 28px;
  background: rgba(8, 8, 9, 0.78);
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
}
.brand { display: flex; align-items: center; gap: 10px; font: 700 18px var(--font); letter-spacing: -0.01em; }
.brand img { width: 24px; height: 24px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a { height: 38px; display: inline-flex; align-items: center; padding: 0 14px; border-radius: 19px; font: 500 14.5px var(--font); color: var(--soft); transition: color 0.2s, background 0.2s; }
.nav-links a:hover { color: #fff; background: rgba(255, 255, 255, 0.06); }
.nav-links a.cta { color: #fff; background: var(--accent); margin-left: 6px; }
.nav-links a.cta:hover { background: var(--accent-hi); }
.menu-btn { display: none; width: 40px; height: 40px; border: 0; border-radius: 12px; background: rgba(255, 255, 255, 0.06); color: #fff; cursor: pointer; }
.menu-btn svg { width: 20px; height: 20px; margin: auto; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; }
@media (max-width: 860px) {
  .menu-btn { display: grid; place-items: center; }
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border-radius: 20px;
    background: rgba(12, 12, 14, 0.96);
    border: 1px solid var(--line);
  }
  .nav.open .nav-links { display: flex; }
  .nav-links a { justify-content: center; }
  .nav-links a.cta { margin: 6px 0 0; }
}

/* ---------- Textes ---------- */
.eyebrow { font: 600 12px var(--font); letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-ink); }
h1, h2, h3 { font-family: var(--font); color: var(--text); }
.h2 { margin-top: 14px; font-size: clamp(30px, 4.4vw, 52px); font-weight: 700; line-height: 1.04; letter-spacing: -0.045em; }
.lead { margin-top: 18px; max-width: 640px; font-size: clamp(16px, 1.6vw, 19px); color: var(--soft); }
.grad { background-image: linear-gradient(90deg, #3d8fc6 0%, #267ab2 50%, #1d6597 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 50px;
  padding: 0 26px;
  border-radius: 12px;
  border: 1px solid var(--line-2);
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font: 600 15px var(--font);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.btn:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.26); }
.btn:active { transform: scale(0.98); }
.btn.primary { background: var(--accent); border-color: var(--accent); }
.btn.primary:hover { background: var(--accent-hi); border-color: var(--accent-hi); }
.btn.glass {
  background: rgba(255, 255, 255, 0.05);
  -webkit-backdrop-filter: blur(10px) saturate(170%);
  backdrop-filter: blur(10px) saturate(170%);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.32);
}
.btn.glass.blue { background: rgba(38, 122, 178, 0.06); border-color: rgba(109, 180, 227, 0.55); }
.btn.glass:hover { background: rgba(255, 255, 255, 0.12); }
.btn.glass.blue:hover { background: rgba(38, 122, 178, 0.16); }
.btn.wide { width: 100%; }

/* ---------- Verre liquide ---------- */
.glass-card {
  position: relative;
  isolation: isolate;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
  -webkit-backdrop-filter: blur(14px) saturate(170%) brightness(1.05);
  backdrop-filter: blur(14px) saturate(170%) brightness(1.05);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.34), inset 0 -1px 0 rgba(255, 255, 255, 0.06), 0 20px 50px rgba(0, 0, 0, 0.35);
}
.glass-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(120% 50% at 20% -10%, rgba(255, 255, 255, 0.13), transparent 60%);
}
.lights { position: relative; isolation: isolate; }
.lights::before {
  content: "";
  position: absolute;
  inset: -50px -30px;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(300px 220px at 14% 60%, rgba(38, 122, 178, 0.3), transparent 70%),
    radial-gradient(280px 220px at 50% 30%, rgba(74, 155, 210, 0.2), transparent 70%),
    radial-gradient(300px 220px at 86% 62%, rgba(30, 100, 148, 0.3), transparent 70%);
}

/* ---------- Sections ---------- */
section { padding: clamp(70px, 10vw, 120px) 0 0; }
.hero { padding-top: clamp(70px, 12vw, 140px); text-align: center; }
.hero h1 { font-size: clamp(42px, 7.2vw, 96px); font-weight: 700; line-height: 1; letter-spacing: -0.05em; }
.hero .lead { margin: 24px auto 0; max-width: 720px; }
.hero-cta { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero-shot { margin-top: clamp(50px, 7vw, 80px); padding: 10px; }
.hero-shot img { border-radius: 14px; border: 1px solid var(--line); }
.hero-light { position: relative; }
.hero-light::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 30%;
  width: min(900px, 90%);
  height: 420px;
  transform: translate(-50%, -50%);
  z-index: -1;
  background: radial-gradient(closest-side, rgba(38, 122, 178, 0.28), transparent);
  filter: blur(20px);
  animation: drift 12s ease-in-out infinite;
}
@keyframes drift { 0%, 100% { transform: translate(-58%, -55%); } 50% { transform: translate(-42%, -45%); } }
@media (prefers-reduced-motion: reduce) { .hero-light::before { animation: none; } html { scroll-behavior: auto; } }

.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1080px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr; } }
@media (max-width: 620px) { .grid-4 { grid-template-columns: 1fr; } }

/* Fonctionnalités */
.features { margin-top: 48px; }
.feature { padding: 28px 26px; }
.feature .ico { width: 50px; height: 50px; display: grid; place-items: center; border-radius: 14px; background: var(--accent-soft); border: 1px solid var(--accent-line); }
.feature .ico svg { width: 24px; height: 24px; fill: none; stroke: var(--accent-ink); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.feature h3 { margin-top: 22px; font-size: 20px; letter-spacing: -0.02em; }
.feature p { margin-top: 10px; font-size: 15px; color: var(--soft); }

/* Bande image + texte */
.split { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(30px, 5vw, 70px); align-items: center; }
.split.rev { grid-template-columns: 0.85fr 1.15fr; }
.split.rev .split-media { order: 2; }
@media (max-width: 900px) { .split, .split.rev { grid-template-columns: 1fr; } .split.rev .split-media { order: 0; } }
.split-media { padding: 10px; }
.split-media img { border-radius: 14px; }
.split-media.paper img { background: #fff; }
.checks { list-style: none; margin-top: 24px; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 28px; color: var(--text); }
.checks li::before { content: ""; position: absolute; left: 3px; top: 0.38em; width: 12px; height: 6px; border-left: 2px solid var(--accent-ink); border-bottom: 2px solid var(--accent-ink); transform: rotate(-45deg); }

/* Étapes */
.steps { margin-top: 48px; }
.step { padding: 30px 28px; }
.step .k { font: 600 12px var(--font); letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent-ink); }
.step h3 { margin-top: 18px; font-size: 38px; letter-spacing: -0.05em; }
.step p { margin-top: 10px; color: var(--soft); }

/* Tarifs */
.plans { margin-top: 52px; align-items: stretch; }
.plan { display: flex; flex-direction: column; padding: 34px 28px 30px; }
.plan.featured { border-color: rgba(109, 180, 227, 0.55); }
.plan.custom { border-style: dashed; border-color: rgba(255, 255, 255, 0.24); }
.badge { position: absolute; top: 20px; right: 20px; padding: 4px 11px; border-radius: 999px; background: var(--accent); color: #fff; font: 600 12px var(--font); }
.plan .name { font: 600 13px var(--font); letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-ink); }
.plan .price { margin-top: 14px; font: 700 38px var(--font); letter-spacing: -0.03em; }
.plan .price small { margin-left: 4px; font-size: 15px; font-weight: 500; letter-spacing: 0; color: var(--soft); }
.plan .desc { margin-top: 8px; font-size: 15px; color: var(--soft); }
.plan .checks { margin: 22px 0 28px; gap: 11px; font-size: 15px; }
.plan .btn { margin-top: auto; }
.price-note { margin-top: 20px; font-size: 13px; color: var(--muted); text-align: center; }

.packs { margin: 70px auto 0; max-width: 1000px; }
.packs-grid { margin-top: 34px; }
.pack { display: flex; flex-direction: column; align-items: center; padding: 30px 24px 26px; text-align: center; }
.pack .badge { top: -12px; right: 50%; transform: translateX(50%); }
.pack.best { border-color: rgba(109, 180, 227, 0.55); }
.pack .amount { display: flex; align-items: center; gap: 10px; font: 700 34px var(--font); letter-spacing: -0.03em; }
.pack .amount img { width: 30px; height: 30px; }
.pack .unit { margin-top: 2px; font-size: 13px; color: var(--soft); }
.pack .p { margin-top: 18px; font: 700 26px var(--font); color: var(--accent-ink); }
.pack .per { margin-top: 4px; font-size: 12.5px; color: var(--muted); }
.pack .btn { margin-top: 22px; }
.costs { margin-top: 26px; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; background: var(--accent-soft); border: 1px solid var(--accent-line); font-size: 14px; }
.chip img { width: 16px; height: 16px; }

/* FAQ */
.faq { max-width: 860px; margin: 44px auto 0; display: grid; gap: 12px; }
.faq details { padding: 0; border-radius: 16px; }
.faq summary { list-style: none; cursor: pointer; padding: 20px 56px 20px 24px; font: 600 17px var(--font); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 24px; top: 50%; width: 10px; height: 10px; border-right: 2px solid var(--accent-ink); border-bottom: 2px solid var(--accent-ink); transform: translateY(-70%) rotate(45deg); transition: transform 0.2s; }
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq details p { padding: 0 24px 22px; color: var(--soft); }

/* Contact */
.contact { margin-top: 40px; padding: clamp(32px, 5vw, 56px); text-align: center; }
.contact .btn { margin-top: 26px; }
.contact .mail { display: block; margin-top: 14px; color: var(--soft); font-size: 15px; }

/* Pied de page */
footer { margin-top: clamp(80px, 10vw, 120px); border-top: 1px solid var(--line); }
.foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; padding: 34px 0 44px; color: var(--muted); font-size: 14px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 20px; }
.foot a:hover { color: var(--text); }

/* Apparition au défilement */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- Pages légales ---------- */
.legal { max-width: 820px; margin: 0 auto; padding: 70px 0 0; }
.legal h1 { font-size: clamp(34px, 5vw, 52px); letter-spacing: -0.04em; line-height: 1.05; }
.legal .updated { margin-top: 12px; color: var(--muted); font-size: 14px; }
.legal h2 { margin-top: 40px; font-size: 22px; letter-spacing: -0.02em; }
.legal p, .legal li { margin-top: 12px; color: var(--soft); }
.legal ul { padding-left: 22px; }
.legal .todo { color: #ffcf8a; background: rgba(255, 180, 80, 0.1); border-radius: 4px; padding: 0 4px; }