/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --navy: #0a1e1e;
  --navy-light: #0f2e2c;
  --accent: #00e5cc;
  --accent-hover: #00c4ae;
  --white: #ffffff;
  --off-white: #f4f5f7;
  --text: #a8c4c0;
  --text-dark: #2c2c2c;
  --border: rgba(0,229,204, 0.15);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Space Grotesk','Segoe UI',Arial,sans-serif;
  color: var(--text);
  background: var(--navy);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; transition: color 0.25s; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  color: var(--white);
  font-weight: 700;
  line-height: 1.25;
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p { max-width: 680px; }

/* ===== LAYOUT ===== */
.container { width: 90%; max-width: 1140px; margin: 0 auto; }
section { padding: 100px 0; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 18px 0;
  background: #0a1e1eee;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: padding 0.3s;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }

.logo { font-size: 1.35rem; font-weight: 800; color: var(--white); letter-spacing: 0.5px; }
.logo span { color: var(--accent); }

.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { font-size: 0.92rem; font-weight: 500; color: var(--text); transition: color 0.25s; }
.nav-links a:hover { color: var(--accent); }
.nav-links a.btn-primary { color: var(--navy); }
.nav-links a.btn-primary:hover { color: var(--navy); }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); transition: 0.3s; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-block; padding: 14px 34px;
  border-radius: 50px;
  font-size: 0.95rem; font-weight: 600; cursor: pointer; border: none; transition: all 0.3s;
}
.btn-primary { background: var(--accent); color: var(--navy); }
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,229,204, 0.25);
}
.btn-outline { background: transparent; color: var(--white); border: 1.5px solid rgba(255,255,255,0.3); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center; position: relative;
  padding-top: 80px;
  background: linear-gradient(180deg,#0a1e1e 0%,#0e2a28 60%,#071818 100%);
  overflow: hidden;
}
.hero::before {
  content: ''; position: absolute;
  top: -50%; right: -25%;
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(0,229,204,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { max-width: 640px; }

.hero-tag {
  display: inline-block; padding: 6px 18px;
  background: rgba(0,229,204, 0.1);
  border: 1px solid rgba(0,229,204, 0.2);
  border-radius: 40px; font-size: 0.82rem; font-weight: 600;
  color: var(--accent); letter-spacing: 1.2px; text-transform: uppercase; margin-bottom: 24px;
}
.hero h1 { margin-bottom: 22px; }
.hero p { font-size: 1.1rem; margin-bottom: 36px; color: var(--text); }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== OVERVIEW ===== */
.overview {
  background: var(--navy-light);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.overview-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.overview-text h2 { margin-bottom: 18px; }
.overview-text p { margin-bottom: 16px; color: var(--text); }

.overview-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.stat-card {
  background: rgba(0,229,204, 0.04);
  border: 1px solid var(--border);
  padding: 28px 24px; border-radius: 20px; text-align: center;
}
.stat-card .number { font-size: 2rem; font-weight: 800; color: var(--accent); display: block; margin-bottom: 6px; }
.stat-card .label { font-size: 0.85rem; color: var(--text); }

/* ===== FEATURES ===== */
.features { background: var(--navy); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { margin-bottom: 14px; }
.section-header p { margin: 0 auto; color: var(--text); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}
.feature-card {
  background: var(--navy-light);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 28px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}
.feature-icon {
  width: 52px; height: 52px;
  background: rgba(0,229,204, 0.1);
  border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; font-size: 1.4rem;
}
.feature-card h3 { margin-bottom: 10px; }
.feature-card p { font-size: 0.92rem; color: var(--text); }

/* ===== CTA ===== */
.cta {
  background: linear-gradient(180deg, #0f2e2c 0%, #0a1e1e 100%);
  text-align: center; border-top: 1px solid var(--border);
}
.cta h2 { margin-bottom: 16px; }
.cta p { margin: 0 auto 36px; font-size: 1.05rem; }
.cta-highlights { display: flex; justify-content: center; gap: 36px; margin-bottom: 40px; flex-wrap: wrap; }
.cta-highlights li { font-size: 0.95rem; color: var(--text); display: flex; align-items: center; gap: 8px; }
.cta-highlights li::before { content: ''; width: 8px; height: 8px; background: var(--accent); border-radius: 50%; flex-shrink: 0; }

/* ===== FOOTER ===== */
.footer { background: #061414; padding: 60px 0 30px; border-top: 1px solid var(--border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .logo { margin-bottom: 14px; display: inline-block; }
.footer-brand p { font-size: 0.9rem; color: var(--text); max-width: 320px; }
.footer h4 { font-size: 0.95rem; margin-bottom: 18px; color: var(--accent); text-transform: uppercase; letter-spacing: 0.8px; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 0.9rem; color: var(--text); }
.footer-links a:hover { color: var(--accent); }
.footer-contact li { margin-bottom: 10px; font-size: 0.9rem; color: var(--text); }
.footer-bottom { text-align: center; padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.06); font-size: 0.82rem; color: rgba(255,255,255,0.35); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== LEGAL PAGES ===== */
.legal-page { padding-top: 120px; padding-bottom: 80px; min-height: 100vh; }
.legal-page h1 { margin-bottom: 10px; }
.legal-date { font-size: 0.88rem; color: var(--text); margin-bottom: 40px; }
.legal-content h2 { font-size: 1.3rem; margin-top: 40px; margin-bottom: 12px; }
.legal-content p { margin-bottom: 14px; color: var(--text); max-width: 800px; }
.legal-content ul { margin: 10px 0 18px 24px; list-style: disc; }
.legal-content ul li { margin-bottom: 6px; color: var(--text); font-size: 0.95rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; width: 100%; background: var(--navy); flex-direction: column; padding: 24px 5%; gap: 20px; border-bottom: 1px solid var(--border); }
  .nav-links.active { display: flex; }
  .hamburger { display: flex; }
  .hero { text-align: center; }
  .hero-content { max-width: 100% !important; margin: 0 auto; }
  .hero-buttons { justify-content: center; }
  .overview-grid { grid-template-columns: 1fr; gap: 40px; }
  .overview-stats { grid-template-columns: 1fr 1fr !important; flex-direction: column !important; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-highlights { flex-direction: column; align-items: center; gap: 14px; }
}