@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #0f2b46;
  --primary-light: #1a3d5c;
  --accent: #f59e0b;
  --accent-light: #fbbf24;
  --electric: #3b82f6;
  --electric-light: #60a5fa;
  --green: #10b981;
  --green-dark: #059669;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  background: var(--white);
}

/* ===== HEADER ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(15,43,70,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}
.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; height: 64px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--white);
}
.logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--electric));
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 900; color: var(--primary);
}
.logo-text {
  font-size: 1.3rem; font-weight: 800; letter-spacing: -0.02em; color: var(--white);
}
.logo-text span { color: var(--accent); }
.nav-links {
  display: flex; align-items: center; gap: 8px; list-style: none;
}
.nav-links a {
  color: rgba(255,255,255,0.75); font-size: 0.88rem; font-weight: 500;
  padding: 8px 14px; border-radius: 6px; text-decoration: none; transition: all 0.2s;
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,0.1); }
.nav-links a.active { color: var(--white); background: rgba(255,255,255,0.12); }
.nav-cta {
  background: var(--accent) !important; color: var(--primary) !important;
  font-weight: 700 !important; border-radius: 6px !important;
  padding: 8px 18px !important;
}
.nav-cta:hover { background: var(--accent-light) !important; }
.mobile-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.mobile-toggle span {
  display: block; width: 24px; height: 2px; background: white; border-radius: 2px; transition: 0.3s;
}

/* ===== HERO ===== */
.hero {
  padding: 160px 24px 100px;
  background: linear-gradient(135deg, #0a1f35 0%, var(--primary) 40%, var(--primary-light) 100%);
  color: var(--white); position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(59,130,246,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(245,158,11,0.06) 0%, transparent 50%);
}
.hero-inner {
  max-width: 1200px; margin: 0 auto; position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.hero h1 {
  font-size: 3.2rem; font-weight: 900; line-height: 1.1;
  letter-spacing: -0.03em; margin-bottom: 20px;
}
.hero h1 .highlight { color: var(--accent); }
.hero-desc {
  font-size: 1.15rem; color: rgba(255,255,255,0.7); line-height: 1.7;
  margin-bottom: 32px; max-width: 500px;
}
.hero-cta {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--primary); font-weight: 700;
  padding: 14px 28px; border-radius: 8px; text-decoration: none;
  font-size: 1rem; transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(245,158,11,0.3);
}
.hero-cta:hover { background: var(--accent-light); transform: translateY(-2px); }
.hero-visual {
  display: flex; flex-direction: column; gap: 16px;
}
.hero-stat-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.hero-stat-card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px; padding: 24px; text-align: center;
  backdrop-filter: blur(8px);
}
.hero-stat-num {
  font-size: 2.2rem; font-weight: 900; line-height: 1; color: var(--accent);
}
.hero-stat-label {
  font-size: 0.75rem; color: rgba(255,255,255,0.5); text-transform: uppercase;
  letter-spacing: 0.06em; margin-top: 6px;
}

/* ===== SECTIONS ===== */
section { padding: 80px 24px; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-tag {
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--electric); margin-bottom: 8px;
}
.section-title {
  font-size: 2.2rem; font-weight: 800; letter-spacing: -0.02em;
  color: var(--primary); margin-bottom: 16px;
}
.section-desc {
  font-size: 1.05rem; color: var(--gray-600); max-width: 640px; margin-bottom: 48px;
}
.bg-gray { background: var(--gray-50); }
.bg-dark { background: linear-gradient(135deg, #0a1f35, var(--primary)); color: var(--white); }
.bg-dark .section-tag { color: var(--accent); }
.bg-dark .section-title { color: var(--white); }
.bg-dark .section-desc { color: rgba(255,255,255,0.65); }

/* ===== PROBLEM ===== */
.problem-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.problem-card {
  background: var(--white); border: 1px solid var(--gray-200); border-radius: 12px;
  padding: 32px; transition: all 0.3s;
}
.problem-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.problem-icon {
  width: 48px; height: 48px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; margin-bottom: 16px;
}
.problem-icon.red { background: #fef2f2; color: #dc2626; }
.problem-icon.amber { background: #fffbeb; color: #d97706; }
.problem-icon.blue { background: #eff6ff; color: #2563eb; }
.problem-card h3 {
  font-size: 1.1rem; font-weight: 700; color: var(--primary); margin-bottom: 8px;
}
.problem-card p { font-size: 0.9rem; color: var(--gray-600); line-height: 1.6; }

/* ===== HOW IT WORKS ===== */
.steps-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  counter-reset: step;
}
.step-card {
  text-align: center; padding: 32px 20px; position: relative;
  counter-increment: step;
}
.step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--electric); color: var(--white);
  font-size: 1.2rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.step-card h3 {
  font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 8px;
}
.step-card p { font-size: 0.85rem; color: var(--gray-600); }

/* ===== ASSET TYPES ===== */
.asset-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.asset-card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px; padding: 28px; transition: all 0.3s;
}
.asset-card:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.2); }
.asset-card .asset-icon { font-size: 2rem; margin-bottom: 12px; display: block; }
.asset-card h3 {
  font-size: 1rem; font-weight: 700; margin-bottom: 6px;
}
.asset-card p { font-size: 0.85rem; color: rgba(255,255,255,0.6); line-height: 1.5; }

/* ===== VALUE PROP ===== */
.value-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.value-list { display: flex; flex-direction: column; gap: 20px; }
.value-item {
  display: flex; gap: 16px; align-items: flex-start;
}
.value-check {
  width: 28px; height: 28px; border-radius: 50%;
  background: #ecfdf5; color: var(--green);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; font-weight: 700; flex-shrink: 0; margin-top: 2px;
}
.value-item h3 { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.value-item p { font-size: 0.88rem; color: var(--gray-600); }
.value-highlight {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 16px; padding: 40px; color: var(--white); text-align: center;
}
.value-highlight .big-num {
  font-size: 3.5rem; font-weight: 900; color: var(--accent); line-height: 1;
}
.value-highlight .big-label {
  font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-top: 8px; margin-bottom: 24px;
}
.value-highlight .stat-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.value-highlight .mini-stat {
  background: rgba(255,255,255,0.08); border-radius: 8px; padding: 16px;
}
.value-highlight .mini-stat .ms-num {
  font-size: 1.6rem; font-weight: 800; color: var(--accent);
}
.value-highlight .mini-stat .ms-label {
  font-size: 0.7rem; color: rgba(255,255,255,0.5); text-transform: uppercase;
  letter-spacing: 0.04em; margin-top: 4px;
}

/* ===== CTA ===== */
.cta-section {
  padding: 80px 24px; text-align: center;
  background: linear-gradient(135deg, #0a1f35, var(--primary));
  color: var(--white);
}
.cta-section h2 {
  font-size: 2.4rem; font-weight: 900; letter-spacing: -0.02em; margin-bottom: 16px;
}
.cta-section p {
  font-size: 1.1rem; color: rgba(255,255,255,0.65); max-width: 600px;
  margin: 0 auto 32px;
}
.cta-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--primary); font-weight: 700;
  padding: 16px 32px; border-radius: 8px; text-decoration: none;
  font-size: 1.05rem; transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(245,158,11,0.3);
}
.cta-btn:hover { background: var(--accent-light); transform: translateY(-2px); }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--gray-900); color: rgba(255,255,255,0.5);
  padding: 48px 24px; text-align: center; font-size: 0.85rem;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-brand {
  font-size: 1.2rem; font-weight: 800; color: var(--white);
  margin-bottom: 8px;
}
.footer-brand span { color: var(--accent); }
.footer-links {
  display: flex; justify-content: center; gap: 24px;
  margin: 16px 0; list-style: none;
}
.footer-links a {
  color: rgba(255,255,255,0.5); text-decoration: none; font-size: 0.85rem;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--white); }

/* ===== MOBILE ===== */
@media (max-width: 768px) {
  .nav-links { display: none !important; }
  .nav-links.mobile-open {
    display: flex !important; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--primary); padding: 16px 24px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  }
  .mobile-toggle { display: flex; }
  .hero { padding: 120px 24px 60px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 2.2rem; }
  .problem-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .asset-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .value-highlight { order: -1; }
  section { padding: 60px 24px; }
  .section-title { font-size: 1.8rem; }
}