/* =====================================================
   style.css — Aurion Industries
   FHBN — Prestataire informatique
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');

:root {
  --noir: #0a0a0f;
  --bleu-nuit: #0d1117;
  --acier: #1a1f2e;
  --acier-clair: #232b3e;
  --accent: #e8a020;
  --accent2: #c0392b;
  --blanc: #f0f2f5;
  --gris: #8892a4;
  --gris-clair: #b0bac8;
  --font-titre: 'Syne', sans-serif;
  --font-corps: 'DM Sans', sans-serif;
  --nav-h: 72px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bleu-nuit); color: var(--blanc); font-family: var(--font-corps); font-size: 16px; line-height: 1.6; overflow-x: hidden; }

/* ── CURSEUR ── */
@media (pointer: fine) {
  .cursor { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; position: fixed; pointer-events: none; z-index: 9999; transform: translate(-50%, -50%); }
  .cursor-ring { width: 32px; height: 32px; border: 1px solid rgba(232,160,32,.4); border-radius: 50%; position: fixed; pointer-events: none; z-index: 9998; transform: translate(-50%, -50%); transition: all .15s ease; }
}

/* ── ALERT / FLASH ── */
.flash { padding: 16px 24px; border-left: 4px solid; margin-bottom: 24px; font-size: 14px; }
.flash-success { background: rgba(16,185,129,.1); border-color: #10b981; color: #34d399; }
.flash-error   { background: rgba(192,57,43,.1); border-color: var(--accent2); color: #e57373; }
.flash-info    { background: rgba(232,160,32,.08); border-color: var(--accent); color: var(--accent); }

/* ── NAV ── */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; display: flex; align-items: center; justify-content: space-between; padding: 0 5%; height: var(--nav-h); background: rgba(13,17,23,.92); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(232,160,32,.12); }
.nav-logo { font-family: var(--font-titre); font-size: 18px; font-weight: 800; letter-spacing: .01em; color: var(--blanc); text-decoration: none; display: flex; align-items: center; }
.nav-logo .dot { color: var(--accent); }
.nav-logo .tld { color: var(--gris-clair); font-weight: 500; font-size: 16px; }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { font-size: 13px; font-weight: 500; letter-spacing: .08em; color: var(--gris-clair); text-decoration: none; text-transform: uppercase; transition: color .2s; }
.nav-links a:hover { color: var(--accent); }
.nav-hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
.nav-hamburger span { display: block; width: 24px; height: 2px; background: var(--blanc); border-radius: 2px; transition: all .3s; }
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; background: rgba(13,17,23,.98); backdrop-filter: blur(24px); z-index: 99; flex-direction: column; padding: 24px 5% 32px; border-bottom: 1px solid rgba(232,160,32,.15); }
.mobile-menu.open { display: flex; }
.mobile-menu a { font-size: 16px; font-weight: 500; letter-spacing: .06em; color: var(--gris-clair); text-decoration: none; text-transform: uppercase; padding: 14px 0; border-bottom: 1px solid rgba(240,242,245,.06); }
.mobile-menu .mob-cta { margin-top: 20px; background: var(--accent); color: var(--noir); font-family: var(--font-titre); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 14px; text-align: center; clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%); text-decoration: none; display: block; }
.nav-cta { font-family: var(--font-titre); font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--noir); background: var(--accent); padding: 10px 22px; clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%); transition: background .2s; text-decoration: none; }
.nav-cta:hover { background: #f0b030; }

/* ── HERO ── */
#hero { min-height: 100vh; display: flex; align-items: center; position: relative; overflow: hidden; padding: 120px 5% 80px; }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(ellipse 60% 50% at 70% 50%, rgba(232,160,32,.07) 0%, transparent 70%), radial-gradient(ellipse 40% 60% at 10% 80%, rgba(192,57,43,.05) 0%, transparent 60%); }
.hero-grid { position: absolute; inset: 0; opacity: .04; background-image: linear-gradient(rgba(240,242,245,.6) 1px, transparent 1px), linear-gradient(90deg, rgba(240,242,245,.6) 1px, transparent 1px); background-size: 60px 60px; }
.hero-content { position: relative; max-width: 780px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); border: 1px solid rgba(232,160,32,.3); padding: 6px 16px; margin-bottom: 32px; }
.hero-badge::before { content: ''; width: 6px; height: 6px; background: var(--accent); border-radius: 50%; animation: pulse 2s infinite; flex-shrink: 0; }
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .4; transform: scale(1.4); } }
h1 { font-family: var(--font-titre); font-size: clamp(38px, 6vw, 82px); font-weight: 800; line-height: 1.05; letter-spacing: -.02em; margin-bottom: 28px; }
h1 .accent { color: var(--accent); }
h1 .ligne2 { display: block; -webkit-text-stroke: 1px rgba(240,242,245,.3); color: transparent; }
.hero-sub { font-size: 17px; font-weight: 300; line-height: 1.7; color: var(--gris-clair); max-width: 560px; margin-bottom: 48px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-titre); font-size: 14px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--noir); background: var(--accent); padding: 16px 28px; clip-path: polygon(10px 0%, 100% 0%, calc(100% - 10px) 100%, 0% 100%); transition: background .2s, transform .2s; text-decoration: none; border: none; cursor: pointer; white-space: nowrap; }
.btn-primary:hover { background: #f0b030; transform: translateY(-2px); }
.btn-secondary { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-titre); font-size: 14px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--blanc); padding: 15px 28px; border: 1px solid rgba(240,242,245,.2); transition: border-color .2s, transform .2s; text-decoration: none; background: none; cursor: pointer; white-space: nowrap; }
.btn-secondary:hover { border-color: var(--accent); transform: translateY(-2px); }
.hero-stats { position: absolute; right: 5%; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 32px; }
.stat { text-align: right; }
.stat-num { font-family: var(--font-titre); font-size: 48px; font-weight: 800; color: var(--blanc); line-height: 1; }
.stat-num span { color: var(--accent); }
.stat-label { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--gris); }
.hero-scroll { position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--gris); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--accent), transparent); animation: scrollAnim 1.8s ease-in-out infinite; }
@keyframes scrollAnim { 0%,100% { transform: scaleY(1); opacity: 1; } 50% { transform: scaleY(.5); opacity: .4; } }

/* ── SECTIONS ── */
section { padding: 100px 5%; }
.section-tag { font-size: 11px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
h2 { font-family: var(--font-titre); font-size: clamp(28px, 4vw, 52px); font-weight: 800; line-height: 1.1; letter-spacing: -.02em; margin-bottom: 20px; }
.section-intro { font-size: 17px; font-weight: 300; color: var(--gris-clair); max-width: 560px; line-height: 1.7; }

/* ── MARQUEE ── */
.marquee-wrap { background: var(--acier); border-top: 1px solid rgba(232,160,32,.15); border-bottom: 1px solid rgba(232,160,32,.15); padding: 18px 0; overflow: hidden; }
.marquee-track { display: flex; gap: 60px; width: max-content; animation: marquee 22s linear infinite; }
.marquee-item { font-family: var(--font-titre); font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--gris); display: flex; align-items: center; gap: 20px; white-space: nowrap; }
.marquee-item::before { content: '◆'; font-size: 8px; color: var(--accent); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── EXPERTISE ── */
#expertise { background: var(--noir); }
.expertise-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2px; margin-top: 64px; }
.expertise-card { background: var(--acier); padding: 40px 36px; border-top: 2px solid transparent; transition: border-color .3s, background .3s, transform .3s; }
.expertise-card:hover { border-color: var(--accent); background: var(--acier-clair); transform: translateY(-4px); }
.card-num { font-family: var(--font-titre); font-size: 11px; font-weight: 700; letter-spacing: .16em; color: var(--accent); margin-bottom: 24px; }
.card-icon { font-size: 28px; margin-bottom: 20px; display: block; }
h3 { font-family: var(--font-titre); font-size: 20px; font-weight: 700; margin-bottom: 12px; color: var(--blanc); }
.card-text { font-size: 14px; color: var(--gris-clair); line-height: 1.7; }

/* ── À PROPOS ── */
#apropos { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.apropos-visual { position: relative; aspect-ratio: 4/5; background: var(--acier); border: 1px solid rgba(232,160,32,.15); overflow: hidden; }
.apropos-visual::before { content: ''; position: absolute; inset: -12px -12px auto auto; width: 60%; height: 60%; border-top: 2px solid var(--accent); border-right: 2px solid var(--accent); z-index: 2; pointer-events: none; }
.apropos-visual::after { content: ''; position: absolute; inset: auto auto -12px -12px; width: 40%; height: 40%; border-bottom: 2px solid rgba(232,160,32,.4); border-left: 2px solid rgba(232,160,32,.4); z-index: 2; pointer-events: none; }
.apropos-img-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 12px; color: var(--gris); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
.apropos-since { position: absolute; bottom: 20px; right: 0; background: var(--accent); color: var(--noir); font-family: var(--font-titre); font-weight: 800; font-size: 13px; padding: 10px 18px; letter-spacing: .08em; z-index: 4; }
.apropos-text { font-size: 15px; color: var(--gris-clair); line-height: 1.8; margin-top: 24px; }
.apropos-list { list-style: none; margin-top: 32px; display: flex; flex-direction: column; gap: 12px; }
.apropos-list li { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; color: var(--gris-clair); }
.apropos-list li::before { content: '—'; color: var(--accent); flex-shrink: 0; }

/* ── CHIFFRES ── */
#chiffres { background: var(--acier); border-top: 1px solid rgba(232,160,32,.1); border-bottom: 1px solid rgba(232,160,32,.1); }
.chiffres-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.chiffre-item { padding: 48px 40px; border-right: 1px solid rgba(240,242,245,.06); text-align: center; }
.chiffre-item:last-child { border-right: none; }
.chiffre-num { font-family: var(--font-titre); font-size: 56px; font-weight: 800; line-height: 1; color: var(--blanc); margin-bottom: 8px; }
.chiffre-num span { color: var(--accent); }
.chiffre-label { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--gris); }

/* ── SECTEURS ── */
#secteurs { background: var(--noir); }
.secteurs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 60px; }
.secteur-card { background: var(--acier); padding: 32px; border: 1px solid rgba(240,242,245,.04); transition: border-color .3s, transform .3s; position: relative; overflow: hidden; }
.secteur-card::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; }
.secteur-card:hover { border-color: rgba(232,160,32,.2); transform: translateY(-3px); }
.secteur-card:hover::after { transform: scaleX(1); }
.secteur-label { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.secteur-title { font-family: var(--font-titre); font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.secteur-text { font-size: 13px; color: var(--gris-clair); line-height: 1.7; }

/* ── CONTACT ── */
#contact { background: var(--acier); }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.contact-form { display: flex; flex-direction: column; gap: 16px; margin-top: 40px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--gris); }
.form-group input, .form-group textarea, .form-group select { background: var(--acier-clair); border: 1px solid rgba(240,242,245,.08); color: var(--blanc); font-family: var(--font-corps); font-size: 14px; padding: 14px 16px; outline: none; transition: border-color .2s; width: 100%; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: rgba(232,160,32,.5); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { background: var(--acier-clair); }
.contact-info { margin-top: 40px; display: flex; flex-direction: column; gap: 28px; }
.info-item { display: flex; gap: 20px; align-items: flex-start; }
.info-icon { width: 44px; height: 44px; background: rgba(232,160,32,.1); border: 1px solid rgba(232,160,32,.2); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 18px; }
.info-label { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--gris); margin-bottom: 4px; }
.info-val { font-size: 14px; color: var(--blanc); }
.founded-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: var(--gris); margin-top: 40px; padding: 12px 20px; border: 1px solid rgba(240,242,245,.06); }
.founded-badge strong { color: var(--accent); }

/* ── FOOTER ── */
footer { background: var(--noir); border-top: 1px solid rgba(240,242,245,.06); padding: 40px 5%; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-logo { font-family: var(--font-titre); font-size: 18px; font-weight: 800; text-decoration: none; color: var(--blanc); display: flex; align-items: center; }
.footer-logo .dot { color: var(--accent); }
.footer-logo .tld { color: var(--gris-clair); font-weight: 500; font-size: 16px; }
.footer-copy { font-size: 12px; color: var(--gris); letter-spacing: .04em; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { font-size: 12px; color: var(--gris); text-decoration: none; transition: color .2s; }
.footer-links a:hover { color: var(--accent); }
.fhbn-credit { background: rgba(232,160,32,.05); border-top: 1px solid rgba(232,160,32,.1); padding: 24px 5%; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.fhbn-credit p { font-size: 12px; color: var(--gris); }
.fhbn-credit strong { color: var(--gris-clair); }
.fhbn-team { display: flex; gap: 16px; flex-wrap: wrap; }
.fhbn-member { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--gris); }
.fhbn-member .dot-col { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.dot-cyan { background: #20b2aa; }
.dot-violet { background: #7c3aed; }
.dot-orange { background: #e8a020; }
.dot-blue { background: #3b82f6; }

/* ── REVEAL ── */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── LEGAL PAGES ── */
.legal-page { min-height: 100vh; padding: 120px 5% 80px; }
.legal-header { margin-bottom: 60px; padding-bottom: 40px; border-bottom: 1px solid rgba(232,160,32,.2); }
.legal-back { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); text-decoration: none; margin-bottom: 32px; transition: gap .2s; }
.legal-back:hover { gap: 16px; }
.legal-content { max-width: 800px; }
.legal-content h2 { font-size: 22px; color: var(--accent); margin: 48px 0 16px; }
.legal-content p { font-size: 15px; color: var(--gris-clair); line-height: 1.85; margin-bottom: 16px; }
.legal-content ul { list-style: none; margin: 16px 0; display: flex; flex-direction: column; gap: 10px; }
.legal-content ul li { font-size: 15px; color: var(--gris-clair); padding-left: 20px; position: relative; line-height: 1.7; }
.legal-content ul li::before { content: '◆'; font-size: 7px; color: var(--accent); position: absolute; left: 0; top: 7px; }
.legal-box { background: var(--acier); border-left: 3px solid var(--accent); padding: 20px 24px; margin: 24px 0; font-size: 14px; color: var(--gris-clair); line-height: 1.8; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .hero-stats { display: none; }
  #apropos { grid-template-columns: 1fr; gap: 48px; }
  .secteurs-grid { grid-template-columns: 1fr 1fr; }
  .contact-inner { grid-template-columns: 1fr; gap: 48px; }
  .chiffres-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  section { padding: 72px 5%; }
  .expertise-grid { grid-template-columns: 1fr; }
  .secteurs-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .chiffre-item { padding: 28px 16px; }
  .chiffre-num { font-size: 38px; }
  footer { flex-direction: column; align-items: flex-start; }
}