/* Skeddata · piste « SaaS », version « Corail » : bleu marine et corail, fond blanc, boutons pilules,
   cartes de compétences en dégradé, onglets d'accompagnement avec illustrations plates, pied de page marine.
   Police Assistant. CSS écrit à la main, sans framework. */

:root {
  --navy: #0b2f55;
  --navy-2: #163f6d;
  --blue: #1b6ca8;
  --blue-light: #bfd7ea;
  --blue-pale: #e6f0f7;
  --coral: #ee8b6c;
  --coral-deep: #d9714f;
  --coral-cta: #c05636;        /* fond des boutons : blanc dessus = 4,54:1 */
  --coral-cta-deep: #b94d2e;   /* survol des boutons */
  --coral-text: #b94d2e;       /* corail utilisé comme couleur de texte : 5,04:1 sur blanc */
  --peach: #f5b39b;
  --cream: #fff4ee;
  --bg: #ffffff;
  --ink: #1a2b3c;
  --muted: #5a6b7c;
  --line: #e1e8ef;
  --line-strong: #7f95ab;      /* contour des champs : 3,09:1 sur blanc */
  --font: "Assistant", "Segoe UI", system-ui, sans-serif;
  --gl: max(16px, env(safe-area-inset-left, 0px));
  --gr: max(16px, env(safe-area-inset-right, 0px));
  --wrap: 1140px;
  --radius: 14px;
  --shadow: 0 10px 30px -18px rgba(11, 47, 85, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 90px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 1.0625rem/1.65 var(--font); }
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font); font-weight: 600; line-height: 1.15; margin: 0; color: var(--navy); text-wrap: balance; }
h2 { font-size: clamp(1.8rem, 1.3rem + 1.8vw, 2.5rem); text-align: center; }
h3 { font-size: 1.25rem; }
p, ul, ol, dl, dd { margin: 0; }
.wrap { max-width: var(--wrap); margin-inline: auto; padding-left: var(--gl); padding-right: var(--gr); }
.lede { font-size: 1.1rem; color: var(--muted); max-width: 60ch; }
.center { text-align: center; margin-inline: auto; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem; padding: 0.85rem 1.6rem; border-radius: 999px; font: 600 1rem/1 var(--font); text-decoration: none; border: 2px solid var(--coral-cta); background: var(--coral-cta); color: #fff; cursor: pointer; transition: background 0.15s, border-color 0.15s, transform 0.15s; box-shadow: 0 8px 20px -12px rgba(192, 86, 54, 0.8); }
.btn:hover { background: var(--coral-cta-deep); border-color: var(--coral-cta-deep); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--navy); box-shadow: none; }
.btn-outline:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn-sm { padding: 0.6rem 1.1rem; font-size: 0.92rem; }
@media (pointer: coarse) { .btn-sm { padding: 0.8rem 1.2rem; } }
.btn .arrow { font-weight: 400; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
footer :focus-visible { outline-color: #fff; }
.skip { position: absolute; left: var(--gl); top: -100px; z-index: 30; padding: 0.6rem 1rem; border-radius: 999px; background: var(--navy); color: #fff; font-weight: 600; text-decoration: none; }
.skip:focus { top: 8px; }

/* En-tête */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 74px; position: relative; }
.brand { display: inline-flex; align-items: center; gap: 0.65rem; text-decoration: none; font: 700 1.35rem/1 var(--font); color: var(--navy); letter-spacing: -0.01em; }
.brand svg { width: 34px; height: 34px; }
.brand small { display: block; font: 400 0.72rem/1.2 var(--font); color: var(--muted); letter-spacing: 0.02em; margin-top: 0.2rem; }
.nav-links { display: flex; gap: 1.75rem; list-style: none; padding: 0; margin: 0; }
.nav-links a { text-decoration: none; font-size: 0.98rem; font-weight: 600; color: var(--navy); padding-block: 0.4rem; border-bottom: 2px solid transparent; }
.nav-links a:hover { border-bottom-color: var(--coral); }
.nav-cta { display: flex; align-items: center; gap: 0.75rem; }
.menu-btn { display: none; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 999px; background: #fff; cursor: pointer; color: var(--navy); }
.menu-btn svg { width: 20px; height: 20px; }
@media (max-width: 900px) {
  .nav-links { display: none; }
  .site-header.open .nav-links { display: flex; flex-direction: column; position: absolute; left: 0; right: 0; top: 100%; background: #fff; border-bottom: 1px solid var(--line); padding: 1rem var(--gr) 1.25rem var(--gl); gap: 0.6rem; box-shadow: var(--shadow); }
  .site-header.open .nav-links a { display: block; padding-block: 0.6rem; }
  .menu-btn { display: inline-flex; }
  .nav-cta .btn:not(.btn-outline) { display: none; }
}

/* Hero avec bandeau dégradé et vague */
.hero { position: relative; background: linear-gradient(100deg, var(--blue-pale) 0%, var(--bg) 45%, var(--cream) 100%); padding-block: clamp(3rem, 7vw, 5.5rem) clamp(5rem, 10vw, 8rem); overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero h1 { font-size: clamp(1.9rem, 1.3rem + 2.4vw, 3.1rem); font-weight: 600; color: var(--blue); margin-top: 0; }
.hero .lede { margin-top: 1.4rem; color: var(--ink); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.hero-illus { width: 100%; max-width: 560px; margin-inline: auto; filter: drop-shadow(0 18px 30px rgba(11, 47, 85, 0.12)); }
.wave { position: absolute; left: 0; right: 0; bottom: -1px; width: 100%; height: clamp(40px, 7vw, 90px); display: block; }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; } .hero-illus { max-width: 440px; } }

/* Sections */
.section { padding-block: clamp(3.5rem, 7vw, 6rem); }
.section-head { display: grid; gap: 0.9rem; justify-items: center; text-align: center; margin-bottom: clamp(2rem, 4vw, 3rem); }
.section-head .lede { text-align: center; }

/* Technologies */
.tech { padding-block: 1.5rem clamp(3rem, 6vw, 4.5rem); }
.tech p { text-align: center; color: var(--muted); font-size: 0.95rem; }
.tech ul { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.9rem 2.6rem; list-style: none; padding: 0; margin: 1.25rem 0 2rem; }
.tech li { font: 700 1.25rem/1 var(--font); color: var(--muted); letter-spacing: -0.01em; }
.tech .btn { display: inline-flex; margin-inline: auto; }
.tech .cta { text-align: center; }

/* Compétences : six cartes en dégradé */
.skills { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
/* Un seul dégradé bleu → corail pour les six cartes ; le corail n'arrive qu'après la zone de texte
   (≤ 91 % de la diagonale), où le blanc reste ≥ 4,5:1. */
.skill { border-radius: var(--radius); padding: 1.75rem 1.6rem; color: #fff; min-height: 240px; display: grid; gap: 0.7rem; align-content: start; box-shadow: var(--shadow); transition: transform 0.15s; background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 80%, var(--coral-cta) 100%); }
.skill:hover { transform: translateY(-3px); }
.skill h3 { color: #fff; font-size: 1.3rem; }
.skill h3 em { font-style: normal; font-weight: 400; color: var(--peach); }
.skill p { color: #fff; font-size: 0.97rem; }
@media (max-width: 900px) { .skills { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .skills { grid-template-columns: 1fr; } .skill { min-height: 0; } }

/* Modalités : onglets */
.tabs { display: flex; justify-content: center; gap: 0; border-bottom: 1px solid var(--line); max-width: 760px; margin-inline: auto; flex-wrap: wrap; }
.tab { flex: 1 1 160px; background: none; border: 0; border-bottom: 3px solid transparent; margin-bottom: -1px; padding: 0.9rem 1rem; font: 600 1.02rem/1 var(--font); color: var(--muted); cursor: pointer; }
.tab:hover { color: var(--navy); }
.tab[aria-selected="true"] { color: var(--navy); border-bottom-color: var(--coral); }
@media (max-width: 600px) {
  .tabs { border-bottom: 0; }
  .tab { margin-bottom: 0; border-bottom-color: var(--line); }
  .tab[aria-selected="true"] { border-bottom-color: var(--coral); }
}
.panel { padding-top: 2.5rem; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 2rem 3.5rem; align-items: center; max-width: 1000px; margin-inline: auto; }
.panel[hidden] { display: none; }
.panel img { width: 100%; max-width: 420px; margin-inline: auto; }
.panel blockquote { margin: 0 0 1rem; font: 600 1.35rem/1.3 var(--font); color: var(--navy); }
.panel p { color: var(--muted); }
.panel p + p { margin-top: 0.9rem; }
.panel .meta { margin-top: 1.1rem; font-weight: 600; color: var(--ink); font-size: 0.95rem; }
@media (max-width: 760px) { .panel { grid-template-columns: 1fr; } }

/* Cas d'usage */
.band { background: var(--blue-pale); }
.cases { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.case { background: #fff; border-radius: var(--radius); padding: 1.75rem; box-shadow: var(--shadow); display: grid; gap: 0.6rem; align-content: start; border-top: 5px solid var(--coral); min-width: 0; }
.case:nth-child(even) { border-top-color: var(--blue); }
.case .shot { margin: -1.75rem -1.75rem 0.5rem; border-bottom: 1px solid var(--line); background: var(--blue-pale); }
.case .shot img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; object-position: top; display: block; }
.case .shot-soon { aspect-ratio: 16 / 9; display: grid; place-items: center; color: var(--muted); font-weight: 600; font-size: 0.95rem; text-align: center; padding: 1rem; }
.case .kind { font-size: 0.85rem; font-weight: 700; color: var(--blue); letter-spacing: 0.04em; text-transform: uppercase; }
.case h3 { font-size: 1.3rem; }
.case p { color: var(--muted); font-size: 0.97rem; }
.case .stack { font-size: 0.88rem; color: var(--ink); font-weight: 600; }
.case .stack span { display: inline-block; background: var(--blue-pale); border-radius: 999px; padding: 0.25rem 0.7rem; margin: 0.35rem 0.35rem 0 0; font-weight: 600; color: var(--navy); }
.case .stack span.wip { background: var(--cream); color: var(--coral-text); }
@media (max-width: 760px) { .cases { grid-template-columns: 1fr; } }

/* Contact */
.contact { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 2.5rem 4rem; align-items: start; }
.contact-side h2 { text-align: left; }
.contact-side p { color: var(--muted); margin-top: 1rem; max-width: 46ch; }
.contact-side .email { display: inline-block; margin-top: 1.25rem; padding-block: 0.35rem; font-weight: 700; color: var(--navy); text-decoration: none; font-size: 1.15rem; overflow-wrap: anywhere; }
.contact-side .email:hover { color: var(--coral-text); }
.where { display: grid; gap: 0.35rem; margin-top: 1.25rem; padding: 0; list-style: none; color: var(--muted); font-size: 0.95rem; }
.where b { color: var(--ink); font-weight: 600; }
form { display: grid; gap: 1rem; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 0; background: #fff; border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2rem); box-shadow: var(--shadow); border: 1px solid var(--line); }
.field { display: grid; gap: 0.4rem; min-width: 0; }
.field.full { grid-column: 1 / -1; }
label { font-size: 0.92rem; font-weight: 600; color: var(--navy); }
label .opt { color: var(--muted); font-weight: 400; }
input, select, textarea { font: inherit; font-size: 1rem; padding: 0.75rem 0.9rem; border: 1px solid var(--line-strong); border-radius: 10px; background: #fff; color: var(--ink); width: 100%; min-width: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: var(--blue); }
textarea { min-height: 130px; resize: vertical; }
.form-foot { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; font-size: 0.88rem; color: var(--muted); }
.form-error { grid-column: 1 / -1; color: var(--coral-text); font-weight: 600; font-size: 0.92rem; }
.form-error[hidden] { display: none; }
.honey { position: absolute; left: -9999px; top: -9999px; }
@media (max-width: 860px) { .contact { grid-template-columns: 1fr; } form { grid-template-columns: 1fr; } }

/* Page merci */
.merci { min-height: 55vh; display: grid; align-content: center; gap: 1rem; padding-block: 4rem; max-width: 60ch; }
.merci h1 { font-size: clamp(1.9rem, 1.3rem + 2.2vw, 3rem); }
.merci p { color: var(--muted); }

/* Pied de page marine */
footer { background: linear-gradient(100deg, var(--navy) 0%, var(--blue) 100%); color: #fff; padding-block: 3rem 2rem; margin-top: clamp(2rem, 5vw, 4rem); }
footer .wrap { display: grid; gap: 2rem; }
.foot-brand { display: flex; align-items: center; justify-content: center; gap: 0.8rem; font: 700 1.3rem/1 var(--font); }
.foot-brand svg { width: 36px; height: 36px; }
.foot-brand span { font: 400 1rem/1.3 var(--font); color: rgba(255, 255, 255, 0.85); }
.foot-cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; font-size: 0.95rem; }
.foot-cols h3 { color: #fff; font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.7rem; }
.foot-cols ul { list-style: none; padding: 0; display: grid; gap: 0; }
.foot-cols a { display: inline-block; padding-block: 0.55rem; color: rgba(255, 255, 255, 0.9); text-decoration: none; }
.foot-cols a:hover { text-decoration: underline; }
.foot-cols p { color: rgba(255, 255, 255, 0.85); }
.legal { font-size: 0.8rem; color: rgba(255, 255, 255, 0.9); border-top: 1px solid rgba(255, 255, 255, 0.2); padding-top: 1.25rem; max-width: 90ch; }
.legal a { color: #fff; }
@media (max-width: 760px) { .foot-cols { grid-template-columns: 1fr; } .foot-brand { flex-direction: column; text-align: center; } }