/* ═══════════════════════════════════════════════════
   TURBO WASH — Design System v2
   Navy Professional · Bleu-Violet
   ═══════════════════════════════════════════════════ */

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

/* ── Variables ─────────────────────────────────────── */
:root {
  --bg:         #0B0F1A;
  --bg-2:       #111828;
  --bg-3:       #1A2035;
  --bg-4:       #232B42;

  --blue:       #4F63D2;
  --blue-light: #6478E8;
  --violet:     #7C5FC4;
  --violet-dim: rgba(124, 95, 196, 0.15);
  --gradient:   linear-gradient(135deg, #4F63D2 0%, #7C5FC4 100%);
  --gradient-r: linear-gradient(135deg, #7C5FC4 0%, #4F63D2 100%);

  --white:      #FFFFFF;
  --gray-100:   #E8EBF4;
  --gray-300:   #B0B8D0;
  --gray-500:   #6B7594;
  --gray-700:   #3A4560;

  --radius-sm:  6px;
  --radius:     12px;
  --radius-lg:  20px;
  --radius-xl:  28px;

  --shadow:     0 4px 24px rgba(0,0,0,0.3);
  --shadow-lg:  0 12px 48px rgba(0,0,0,0.5);

  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  --transition:   all 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ── Reset & Base ──────────────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width:100%; display:block; }
a { color:inherit; text-decoration:none; }

/* ── Typography ────────────────────────────────────── */
.display { font-family: var(--font-display); }

h1,h2,h3,h4 { font-family: var(--font-display); font-weight:700; line-height:1.1; }

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Layout ────────────────────────────────────────── */
.container { max-width:1180px; margin:0 auto; padding:0 1.5rem; }
.section   { padding:6rem 1.5rem; }
.section-sm{ padding:4rem 1.5rem; }

/* ── Decorative label ──────────────────────────────── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content:'';
  width:28px; height:2px;
  background: var(--gradient);
  border-radius: 2px;
  flex-shrink:0;
}

/* ── Section headings ──────────────────────────────── */
.section-title {
  font-size: clamp(1.5rem, 3.1vw, 2.4rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: .8rem;
}
.section-sub {
  color: var(--gray-300);
  font-size: 1rem;
  max-width: 500px;
  line-height: 1.7;
}

/* ── Navbar ────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 70px;
  display: flex;
  align-items: center;
  padding: 0 2rem;
  background: rgba(11,15,26,.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(79,99,210,.12);
  transition: var(--transition);
}
.navbar.solid {
  background: rgba(11,15,26,.98);
  border-bottom-color: rgba(79,99,210,.22);
}
.nav-inner {
  max-width:1180px; margin:0 auto; width:100%;
  display:flex; align-items:center; justify-content:space-between;
}
.nav-brand {
  display:flex; align-items:center; gap:12px;
}
.nav-logo-box {
  width:42px; height:42px;
  border-radius:var(--radius-sm);
  background: var(--bg-3);
  border: 1px solid rgba(79,99,210,.3);
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
  flex-shrink:0;
}
.nav-logo-box i { color:var(--blue-light); font-size:1.2rem; }
.nav-logo-box img { width:100%; height:100%; object-fit:cover; }
.nav-site-name {
  font-family: var(--font-display);
  font-size:1.3rem;
  font-weight:800;
  letter-spacing:.04em;
  color:var(--white);
}
.nav-links {
  display:flex; align-items:center; gap:1.8rem;
}
.nav-links a {
  font-size:.83rem;
  font-weight:500;
  letter-spacing:.06em;
  color: var(--gray-300);
  transition: color .2s;
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content:'';
  position:absolute; bottom:-2px; left:0; right:0;
  height:2px;
  background: var(--gradient);
  border-radius:2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s;
}
.nav-links a:hover,
.nav-links a.active { color:var(--white); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

.btn-nav {
  background: var(--gradient);
  color: var(--white) !important;
  padding: .5rem 1.3rem;
  border-radius: var(--radius-sm);
  font-weight:600 !important;
  letter-spacing:.04em;
  font-size:.83rem;
  transition: var(--transition);
}
.btn-nav:hover { opacity:.9; transform:translateY(-1px); }
.btn-nav::after { display:none !important; }

.nav-toggle {
  display:none;
  background:none; border:none;
  color:var(--white); font-size:1.3rem; cursor:pointer;
  padding:6px;
}

/* Drawer mobile */
.nav-drawer {
  display:none;
  position:fixed; top:70px; left:0; right:0;
  background: var(--bg-2);
  border-bottom: 1px solid rgba(79,99,210,.15);
  padding:1.5rem 2rem;
  z-index:999;
}
.nav-drawer.open { display:block; }
.nav-drawer a {
  display:block;
  padding:.75rem 0;
  font-size:.95rem;
  font-weight:500;
  color:var(--gray-300);
  border-bottom:1px solid rgba(255,255,255,.05);
  transition: color .2s;
}
.nav-drawer a:last-child { border-bottom:none; }
.nav-drawer a:hover { color:var(--blue-light); }

/* ── Buttons ───────────────────────────────────────── */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  padding:.85rem 1.8rem;
  border-radius:var(--radius-sm);
  font-weight:600;
  font-size:.875rem;
  letter-spacing:.04em;
  cursor:pointer;
  transition: var(--transition);
  border:none;
}
.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(79,99,210,.35);
}
.btn-primary:hover {
  transform:translateY(-2px);
  box-shadow: 0 8px 32px rgba(79,99,210,.5);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.2);
}
.btn-outline:hover {
  border-color: var(--blue-light);
  color: var(--blue-light);
  background: rgba(79,99,210,.08);
}

/* ── Cards ─────────────────────────────────────────── */
.card {
  background: var(--bg-2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.card:hover {
  border-color: rgba(79,99,210,.3);
  box-shadow: 0 12px 40px rgba(0,0,0,.4);
  transform: translateY(-4px);
}

/* Gradient border card */
.card-gradient-border {
  background: var(--bg-2);
  border-radius: var(--radius-lg);
  position:relative;
  overflow:hidden;
}
.card-gradient-border::before {
  content:'';
  position:absolute; inset:0;
  border-radius:inherit;
  padding:1.5px;
  background: var(--gradient);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity:0;
  transition: opacity .3s;
}
.card-gradient-border:hover::before { opacity:1; }

/* ── Pill badge ────────────────────────────────────── */
.badge {
  display:inline-flex; align-items:center; gap:6px;
  background: rgba(79,99,210,.15);
  border: 1px solid rgba(79,99,210,.3);
  color: var(--blue-light);
  padding:.3rem .85rem;
  border-radius:100px;
  font-size:.72rem;
  font-weight:600;
  letter-spacing:.1em;
  text-transform:uppercase;
}
.badge-dot {
  width:6px; height:6px; border-radius:50%;
  background:var(--blue-light);
  animation: pulse-dot 2s ease infinite;
}
@keyframes pulse-dot {
  0%,100%{ opacity:1; transform:scale(1); }
  50%{ opacity:.4; transform:scale(.8); }
}

/* ── Scroll reveal ─────────────────────────────────── */
.reveal {
  opacity:0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.in { opacity:1; transform:none; }
.reveal-delay-1 { transition-delay:.1s; }
.reveal-delay-2 { transition-delay:.2s; }
.reveal-delay-3 { transition-delay:.3s; }
.reveal-delay-4 { transition-delay:.4s; }

/* ── Skeleton ──────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg,
    rgba(255,255,255,.04) 25%,
    rgba(255,255,255,.08) 50%,
    rgba(255,255,255,.04) 75%);
  background-size:200% 100%;
  animation:shimmer 1.6s infinite;
  border-radius:var(--radius);
}
@keyframes shimmer {
  0%  { background-position:200% 0; }
  100%{ background-position:-200% 0; }
}

/* ── Scroll progress ───────────────────────────────── */
.progress-bar {
  position:fixed; top:70px; left:0;
  height:2.5px;
  background: var(--gradient);
  z-index:999;
  transition: width .1s linear;
}

/* ── Back to top ───────────────────────────────────── */
.back-top {
  position:fixed; bottom:2rem; right:2rem;
  width:44px; height:44px;
  border-radius:var(--radius-sm);
  background: var(--bg-3);
  border:1px solid rgba(79,99,210,.3);
  color:var(--blue-light);
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none;
  transform:translateY(10px);
  transition:var(--transition);
  z-index:500;
  font-size:.9rem;
}
.back-top.show { opacity:1; pointer-events:all; transform:none; }
.back-top:hover { background:var(--gradient); color:var(--white); border-color:transparent; }

/* ── Diagonal divider ──────────────────────────────── */
.diag {
  width:100%; overflow:hidden; line-height:0;
  background: var(--bg);
}
.diag svg { display:block; width:100%; }
.diag-inv { background:var(--bg-2); }

/* ── Footer ────────────────────────────────────────── */
.site-footer {
  background: var(--bg-2);
  border-top:1px solid rgba(255,255,255,.06);
  padding: 4rem 1.5rem 2rem;
}
.footer-grid {
  display:grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap:3rem;
  margin-bottom:3rem;
}
.footer-brand-name {
  font-family:var(--font-display);
  font-size:1.5rem; font-weight:800;
  margin-bottom:.6rem;
}
.footer-brand-desc {
  font-size:.875rem; color:var(--gray-500);
  line-height:1.7; margin-bottom:1.5rem;
}
.footer-social { display:flex; gap:8px; }
.social-btn {
  width:36px; height:36px;
  border-radius:var(--radius-sm);
  background:var(--bg-3);
  border:1px solid rgba(255,255,255,.07);
  display:flex; align-items:center; justify-content:center;
  color:var(--gray-500); font-size:.85rem;
  transition:var(--transition);
}
.social-btn:hover { background:var(--gradient); color:var(--white); border-color:transparent; }
.footer-col-title {
  font-size:.7rem; font-weight:600;
  letter-spacing:.15em; text-transform:uppercase;
  color:var(--gray-500); margin-bottom:1.2rem;
}
.footer-link, .footer-info {
  display:block; font-size:.875rem;
  color:rgba(255,255,255,.5); margin-bottom:.55rem;
  line-height:1.5;
  transition: color .2s;
}
.footer-link:hover { color:var(--blue-light); }
.footer-info-row { display:flex; gap:10px; margin-bottom:.7rem; align-items:flex-start; }
.footer-info-row i { color:var(--blue-light); font-size:.8rem; margin-top:3px; flex-shrink:0; }
.footer-info-row span { font-size:.875rem; color:rgba(255,255,255,.5); line-height:1.5; }
.footer-bottom {
  border-top:1px solid rgba(255,255,255,.06);
  padding-top:1.5rem;
  display:flex; justify-content:space-between;
  align-items:center; flex-wrap:wrap; gap:1rem;
}
.footer-copy { font-size:.8rem; color:var(--gray-500); }
.footer-legal { display:flex; gap:1.5rem; }
.footer-legal a { font-size:.8rem; color:var(--gray-500); transition:color .2s; }
.footer-legal a:hover { color:var(--blue-light); }

/* ── Page header ───────────────────────────────────── */
.page-hero {
  padding: 9rem 1.5rem 5rem;
  position:relative;
  overflow:hidden;
  background: var(--bg);
}
.page-hero::before {
  content:'';
  position:absolute; top:0; left:0; right:0; bottom:0;
  background: radial-gradient(ellipse 70% 60% at 50% 0%, rgba(79,99,210,.18) 0%, transparent 70%);
  pointer-events:none;
}
.page-hero-inner {
  max-width:1180px; margin:0 auto;
  position:relative; z-index:1;
}
.page-hero-title { font-size:clamp(1.8rem,4.2vw,3.5rem); margin-bottom:.8rem; }
.page-hero-sub { color:var(--gray-300); font-size:1.05rem; max-width:520px; line-height:1.7; }

/* ── Responsive ────────────────────────────────────── */
@media(max-width:1024px) {
  .footer-grid { grid-template-columns:1fr 1fr; gap:2rem; }
}
@media(max-width:768px) {
  .nav-links { display:none; }
  .nav-toggle { display:block; }
  .section { padding:4rem 1.5rem; }
  .page-hero { padding:7rem 1.5rem 4rem; }
  .footer-grid { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; text-align:center; }
  .footer-legal { justify-content:center; }
}