/* PROLINK — Shared styles */
:root {
  --prolink-navy: #071b35;
  --prolink-navy-2: #102b50;
  --prolink-blue: #1769d1;
  --prolink-blue-2: #0e4f9e;
  --prolink-accent: #f3c547;
  --prolink-accent-2: #b77808;
  --prolink-success: #16a34a;
  --prolink-warning: #f59e0b;
  --prolink-error: #dc2626;
  --prolink-bg: #f4f7fc;
  --prolink-card: #ffffff;
  --prolink-text: #0f1b2d;
  --prolink-muted: #5b6b82;
  --prolink-border: #d8e0ea;
  --prolink-input: #f8fafc;
}

html.dark {
  --prolink-navy: #060f1f;
  --prolink-navy-2: #0b1830;
  --prolink-blue: #3b82f6;
  --prolink-bg: #0a0f1a;
  --prolink-card: #111a2b;
  --prolink-text: #e6edf6;
  --prolink-muted: #94a3b8;
  --prolink-border: #1e2a3e;
  --prolink-input: #0d1626;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Plus Jakarta Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--prolink-bg);
  color: var(--prolink-text);
  transition: background-color 0.3s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

.font-display {
  font-family: 'Sora', 'Plus Jakarta Sans', system-ui, sans-serif;
}

/* Gradient text */
.text-gradient {
  background: linear-gradient(105deg, #7bc2ff 0%, #fff 43%, #70eadf 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #2378e7 0%, #1769d1 58%, #0c57b2 100%);
  color: #fff;
  font-weight: 600;
  padding: 0.8rem 1.6rem;
  border-radius: 0.7rem;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  box-shadow: 0 10px 24px -9px rgba(12, 78, 162, 0.72), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn-primary:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 16px 30px -10px rgba(12, 78, 162, 0.78), inset 0 1px 0 rgba(255,255,255,.24);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--prolink-text);
  font-weight: 600;
  padding: 0.8rem 1.6rem;
  border-radius: 0.7rem;
  border: 1px solid color-mix(in srgb, var(--prolink-border) 88%, #7baeea);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.btn-outline:hover {
  border-color: var(--prolink-blue);
  background: rgba(29, 111, 214, 0.06);
}

.btn-ghost {
  background: transparent;
  color: var(--prolink-text);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}
.btn-ghost:hover { background: rgba(125, 125, 125, 0.1); }

/* Cards */
.card {
  background: var(--prolink-card);
  border: 1px solid var(--prolink-border);
  border-radius: 1.15rem;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 10px 26px -18px rgba(15, 23, 42, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
html.dark .card {
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
.card-hover:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 48px -18px rgba(10, 31, 60, 0.25);
  border-color: rgba(23, 105, 209, .45);
}

/* Inputs */
.input {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 0.7rem;
  border: 1px solid var(--prolink-border);
  background: var(--prolink-input);
  color: var(--prolink-text);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.input:focus {
  outline: none;
  border-color: var(--prolink-blue);
  box-shadow: 0 0 0 3px rgba(29, 111, 214, 0.15);
}
.input::placeholder { color: var(--prolink-muted); }

.label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--prolink-text);
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px) saturate(145%);
  background: color-mix(in srgb, var(--prolink-card) 88%, transparent);
  border-bottom: 1px solid var(--prolink-border);
  box-shadow: 0 2px 12px -6px rgba(15, 23, 42, 0.12);
  transition: background 0.3s ease;
}
html.dark .navbar { box-shadow: none; }

/* Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-fade-up {
  animation: fadeInUp 0.6s ease both;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.animate-float {
  animation: float 4s ease-in-out infinite;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--prolink-border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--prolink-muted); }

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}
.badge-blue { background: rgba(29, 111, 214, 0.12); color: var(--prolink-blue); }
.badge-accent { background: rgba(232, 185, 35, 0.15); color: var(--prolink-accent-2); }
.badge-success { background: rgba(22, 163, 74, 0.12); color: var(--prolink-success); }

/* Divider */
.divider {
  height: 1px;
  background: var(--prolink-border);
  border: none;
}

/* Theme toggle button */
.theme-btn {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 0.7rem;
  border: 1px solid var(--prolink-border);
  background: var(--prolink-card);
  cursor: pointer;
  font-size: 1.1rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.theme-btn:hover { border-color: var(--prolink-blue); transform: scale(1.05); }

/* Mobile menu */
.mobile-menu {
  display: none;
}
.mobile-menu.open { display: block; }

/* Premium visual layer */
.premium-site { background-image: radial-gradient(circle at 8% 42%, rgba(31, 118, 222, .055), transparent 25rem); }
.premium-hero { isolation: isolate; }
.premium-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .27;
  background-image: linear-gradient(rgba(157, 197, 244, .12) 1px, transparent 1px), linear-gradient(90deg, rgba(157, 197, 244, .12) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
}
.hero-orb { position: absolute; border-radius: 999px; z-index: -1; filter: blur(1px); pointer-events: none; }
.hero-orb-one { width: 28rem; height: 28rem; right: -12rem; top: -10rem; background: radial-gradient(circle, rgba(43, 142, 255, .28), rgba(43, 142, 255, 0) 68%); }
.hero-orb-two { width: 22rem; height: 22rem; left: 34%; bottom: -14rem; background: radial-gradient(circle, rgba(40, 207, 185, .18), rgba(40, 207, 185, 0) 68%); }
.premium-hero h1 { letter-spacing: -.045em; text-wrap: balance; }
.premium-search { border-color: rgba(255,255,255,.64); box-shadow: 0 24px 45px -22px rgba(0, 11, 32, .72); }
.premium-search .input:focus { box-shadow: none; }
/* Native select menus do not reliably inherit a readable color in dark mode. */
.premium-search select.input {
  color: #0f1b2d !important;
  background-color: #ffffff !important;
  -webkit-text-fill-color: #0f1b2d;
}
.premium-search select.input option {
  color: #0f1b2d;
  background-color: #ffffff;
}
.premium-media { position: relative; }
.premium-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(6, 28, 59, .15), transparent 42%, rgba(20, 184, 166, .12)); pointer-events: none; }
.premium-trust { box-shadow: 0 16px 35px -30px rgba(7, 27, 53, .58); }
.premium-trust span { letter-spacing: -.03em; color: #314767; }
.premium-site section h2 { letter-spacing: -.04em; text-wrap: balance; }
.premium-site .formation-item { padding: .75rem; margin-left: -.75rem; border-radius: .85rem; transition: background .2s ease; }
.premium-site .formation-item:hover { background: rgba(23, 105, 209, .05); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}