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

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #16161f;
  --bg-card-hover: #1c1c28;
  --text-primary: #e8e8f0;
  --text-secondary: #8888a0;
  --text-muted: #55556a;
  --accent-purple: #8b5cf6;
  --accent-teal: #14b8a6;
  --accent-pink: #ec4899;
  --accent-orange: #f59e0b;
  --gradient-1: linear-gradient(135deg, #8b5cf6, #14b8a6);
  --gradient-2: linear-gradient(135deg, #ec4899, #f59e0b);
  --gradient-3: linear-gradient(135deg, #14b8a6, #3b82f6);
  --border-color: #22222e;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--accent-purple); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-teal); }

img { max-width: 100%; display: block; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ========== NAVBAR ========== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 0;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.navbar.scrolled {
  background: rgba(10,10,15,0.92);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border-color);
  padding: 10px 0;
}

.navbar .container {
  display: flex; justify-content: space-between; align-items: center;
}

.nav-logo {
  font-size: 1.3rem; font-weight: 700; color: var(--text-primary);
  display: flex; align-items: center; gap: 8px;
}

.nav-logo svg { width: 28px; height: 28px; }

.nav-links { display: flex; gap: 32px; list-style: none; }

.nav-links a {
  color: var(--text-secondary); font-size: 0.95rem; font-weight: 500;
  transition: color var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }

.nav-toggle {
  display: none; background: none; border: none; color: var(--text-primary);
  cursor: pointer; padding: 4px;
}
.nav-toggle svg { width: 28px; height: 28px; }

/* ========== HERO ========== */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 120px 24px 80px;
  background: radial-gradient(ellipse at 50% 0%, rgba(139,92,246,0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 50%, rgba(20,184,166,0.08) 0%, transparent 50%),
              var(--bg-primary);
}

.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero h1 .gradient-text {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 36px;
}

.hero-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem; font-weight: 600;
  border: none; cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--gradient-1);
  color: #fff;
  box-shadow: 0 4px 20px rgba(139,92,246,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 28px rgba(139,92,246,0.4); color: #fff; }

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-color);
}
.btn-outline:hover { border-color: var(--accent-purple); color: var(--accent-purple); }

/* ========== SECTIONS ========== */
section { padding: 100px 0; }

.section-label {
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 3px; color: var(--accent-teal); margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700; margin-bottom: 16px;
}

.section-desc {
  color: var(--text-secondary); max-width: 560px; margin-bottom: 48px; font-size: 1.05rem;
}

/* ========== PROJECT GRID ========== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

a.project-card {
  color: var(--text-primary);
  text-decoration: none;
  cursor: pointer;
}

a.project-card:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--card-accent, var(--gradient-1));
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.project-card:hover::before { opacity: 1; }

.project-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  background: rgba(139,92,246,0.1);
  border: 1px solid rgba(139,92,246,0.15);
}

.project-card h3 { font-size: 1.25rem; margin-bottom: 10px; }
.project-card p { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 20px; }

.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }

.tag {
  font-size: 0.75rem; font-weight: 600; padding: 4px 12px;
  border-radius: 50px; background: rgba(139,92,246,0.08);
  color: var(--accent-purple); border: 1px solid rgba(139,92,246,0.12);
}

.tag.teal { background: rgba(20,184,166,0.08); color: var(--accent-teal); border-color: rgba(20,184,166,0.12); }
.tag.pink { background: rgba(236,72,153,0.08); color: var(--accent-pink); border-color: rgba(236,72,153,0.12); }
.tag.orange { background: rgba(245,158,11,0.08); color: var(--accent-orange); border-color: rgba(245,158,11,0.12); }

.project-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.9rem; font-weight: 600;
}
.project-link svg { width: 16px; height: 16px; transition: transform var(--transition); }
.project-link:hover svg { transform: translateX(3px); }

/* ========== STATS ========== */
.stats {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.4rem; font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item p { color: var(--text-secondary); font-size: 0.9rem; margin-top: 4px; }

/* ========== ABOUT PREVIEW ========== */
.about-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-preview-text p { color: var(--text-secondary); margin-bottom: 20px; font-size: 1.02rem; }

.values-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}

.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
}

.value-card:hover { border-color: var(--accent-purple); }

.value-card .icon { font-size: 1.5rem; margin-bottom: 10px; }
.value-card h4 { font-size: 1rem; margin-bottom: 6px; }
.value-card p { font-size: 0.85rem; color: var(--text-secondary); }

/* ========== CTA ========== */
.cta {
  text-align: center;
  background: radial-gradient(ellipse at 50% 100%, rgba(20,184,166,0.08) 0%, transparent 50%);
}

/* ========== FOOTER ========== */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 48px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p { color: var(--text-secondary); font-size: 0.9rem; margin-top: 12px; max-width: 280px; }

.footer h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 2px; color: var(--text-muted); margin-bottom: 16px; }

.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: var(--text-secondary); font-size: 0.9rem; }
.footer-links a:hover { color: var(--text-primary); }

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--text-muted); font-size: 0.85rem;
}

.footer-location { color: var(--text-secondary); }

/* ========== LEGAL PAGES ========== */
.legal-hero {
  padding: 160px 0 60px;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(139,92,246,0.08) 0%, transparent 60%);
}

.legal-content {
  max-width: 760px; margin: 0 auto; padding: 60px 24px 100px;
}

.legal-content h2 {
  font-size: 1.4rem; margin: 40px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

.legal-content h2:first-child { margin-top: 0; }

.legal-content p, .legal-content li {
  color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 12px;
}

.legal-content ul { padding-left: 24px; margin-bottom: 16px; }
.legal-content li { margin-bottom: 8px; }

.legal-content a { color: var(--accent-purple); }

/* ========== SCROLL REVEAL ========== */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ========== MOBILE ========== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }

  .nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(10,10,15,0.97);
    backdrop-filter: blur(16px);
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border-color);
  }

  .about-preview { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; }

  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  .projects-grid { grid-template-columns: 1fr; }
}