:root {
  --slate-950: #0a0f1a;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --amber-500: #f59e0b;
  --amber-400: #fbbf24;
  --amber-300: #fcd34d;
  --amber-600: #d97706;
  --white: #ffffff;
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --nav-height: 72px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }

body {
  font-family: var(--font-body);
  color: var(--slate-300);
  background: var(--slate-950);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAVIGATION ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: rgba(10, 15, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  z-index: 1000;
  transition: background 0.3s;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--amber-400); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  color: var(--slate-400);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-cta { display: flex; align-items: center; gap: 12px; }

.btn-login {
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--slate-300);
  background: transparent;
  border: 1px solid var(--slate-700);
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-body);
  transition: all 0.2s;
  text-decoration: none;
}
.btn-login:hover {
  color: var(--white);
  border-color: var(--slate-500);
  background: rgba(255,255,255,0.03);
}

.btn-primary {
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--slate-950);
  background: var(--amber-400);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-body);
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}
.btn-primary:hover { background: var(--amber-300); }

.btn-secondary {
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  color: var(--slate-300);
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-body);
  transition: all 0.2s;
  text-decoration: none;
}
.btn-secondary:hover {
  background: var(--slate-700);
  color: var(--white);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  width: 22px; height: 2px;
  background: var(--slate-300);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ─── MOBILE MENU ─── */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--slate-950);
  border-bottom: 1px solid var(--slate-800);
  padding: 24px 32px;
  z-index: 999;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 12px 0;
  color: var(--slate-300);
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  border-bottom: 1px solid var(--slate-800);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu .btn-login,
.mobile-menu .btn-primary {
  display: block;
  text-align: center;
  margin-top: 12px;
}

/* ─── SHARED SECTION STYLES ─── */
.section-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--amber-400);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 17px;
  color: var(--slate-400);
  max-width: 560px;
  line-height: 1.7;
}
.section-header { margin-bottom: 64px; }

/* ─── PAGE HERO (for inner pages) ─── */
.page-hero {
  padding: calc(var(--nav-height) + 80px) 32px 60px;
  max-width: 1200px;
  margin: 0 auto;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 20px;
}
.page-hero p {
  font-size: 18px;
  color: var(--slate-400);
  max-width: 600px;
  line-height: 1.7;
}

.page-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px 100px;
}

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid var(--slate-800);
  padding: 60px 32px 40px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--slate-500);
  line-height: 1.7;
  margin-top: 12px;
  max-width: 280px;
}
.footer-col h4 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--slate-300);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  color: var(--slate-500);
  text-decoration: none;
  font-size: 14px;
  padding: 4px 0;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  max-width: 1200px;
  margin: 40px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--slate-800);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--slate-600);
}
.footer-bottom a { color: var(--slate-600); text-decoration: none; }
.footer-bottom a:hover { color: var(--slate-400); }

/* ─── ANIMATIONS ─── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ─── FORMS ─── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--slate-400);
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--slate-900);
  border: 1px solid var(--slate-700);
  border-radius: 8px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--amber-400);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select option { background: var(--slate-900); }
.form-submit {
  width: 100%;
  padding: 14px;
  font-size: 15px;
  font-weight: 600;
  color: var(--slate-950);
  background: var(--amber-400);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-body);
  transition: background 0.2s;
  margin-top: 8px;
}
.form-submit:hover { background: var(--amber-300); }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .page-hero h1 { font-size: 32px; }
  .section-title { font-size: 30px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
}