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

:root {
  --primary: #7c3aed;
  --primary-foreground: #ffffff;
  --accent: #f3e8ff;
  --accent-foreground: #4c1d95;
  --background: #faf9fc;
  --foreground: #1a1520;
  --card: #ffffff;
  --border: #e8e4ee;
  --muted: #f3f0f8;
  --muted-foreground: #6b6580;
  --radius: 14px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.text-primary { color: var(--primary); }

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  border-radius: 999px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--primary);
  color: var(--primary-foreground);
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.25);
}
.btn-primary:hover { filter: brightness(1.1); box-shadow: 0 6px 20px rgba(124, 58, 237, 0.35); }
.btn-outline {
  background: var(--card);
  color: var(--foreground);
  border-color: var(--border);
}
.btn-outline:hover { background: var(--accent); }
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-lg { padding: 13px 28px; font-size: 16px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 249, 252, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
}
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 20px; }
.logo-badge {
  display: flex;
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  border-radius: 12px;
  background: var(--primary);
  color: var(--primary-foreground);
  font-weight: 700; font-size: 18px;
}
.logo-accent { color: var(--primary); }
.nav-links { display: flex; gap: 28px; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--muted-foreground); }
.nav-links a:hover { color: var(--foreground); }

/* ===== Hero ===== */
.hero { position: relative; overflow: hidden; padding: 64px 0; }
.hero::before {
  content: '';
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(to bottom right, rgba(124,58,237,0.08), rgba(243,232,255,0.12), transparent);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--muted-foreground);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; }
.hero h1 { font-size: 48px; font-weight: 800; line-height: 1.1; margin: 20px 0; letter-spacing: -0.02em; }
.hero-desc { font-size: 18px; color: var(--muted-foreground); max-width: 480px; margin-bottom: 24px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 24px; }
.hero-stats { display: flex; gap: 28px; }
.stat-num { font-size: 24px; font-weight: 700; }
.stat-label { font-size: 14px; color: var(--muted-foreground); }
.hero-image img { border-radius: 24px; box-shadow: 0 20px 60px rgba(0,0,0,0.15); }

/* ===== Sections ===== */
.section { padding: 64px 0; border-top: 1px solid var(--border); }
.section-alt { background: rgba(255,255,255,0.5); }
.section-head { text-align: center; max-width: 600px; margin: 0 auto 48px; }
.section-head h2 { font-size: 32px; font-weight: 700; letter-spacing: -0.02em; }
.section-head p { font-size: 18px; color: var(--muted-foreground); margin-top: 10px; }

/* ===== Cards ===== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.step-card { text-align: center; }
.step-num {
  width: 52px; height: 52px;
  margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--primary);
  color: var(--primary-foreground);
  font-size: 22px; font-weight: 700;
}
.step-card h3, .feature-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 6px; }
.step-card p, .feature-card p { font-size: 14px; color: var(--muted-foreground); }
.feature-icon { font-size: 28px; margin-bottom: 14px; }
.feature-card { padding: 22px; }

/* Category cards */
.cat-card {
  text-align: center;
  padding: 24px 16px;
  cursor: pointer;
}
.cat-card:hover { border-color: var(--primary); transform: translateY(-2px); }
.cat-icon { font-size: 30px; margin-bottom: 10px; transition: transform 0.2s; }
.cat-card:hover .cat-icon { transform: scale(1.15); }
.cat-label { font-weight: 600; font-size: 15px; }
.cat-desc { font-size: 12px; color: var(--muted-foreground); margin-top: 3px; }

/* ===== CTA ===== */
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.cta-text h2 { font-size: 32px; font-weight: 700; margin-bottom: 14px; }
.cta-text p { font-size: 18px; color: var(--muted-foreground); margin-bottom: 24px; }
.cta-image img { border-radius: 16px; box-shadow: 0 12px 40px rgba(0,0,0,0.12); }

/* ===== Footer ===== */
.site-footer { border-top: 1px solid var(--border); background: var(--card); padding: 40px 0; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-copy { font-size: 14px; color: var(--muted-foreground); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: 14px; color: var(--muted-foreground); }
.footer-links a:hover { color: var(--foreground); }
.footer-disclaimer { text-align: center; font-size: 12px; color: var(--muted-foreground); margin-top: 28px; padding: 0 20px; }

/* ===== Register page ===== */
.reg-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(to bottom right, rgba(124,58,237,0.08), rgba(243,232,255,0.12), var(--background));
  padding: 40px 20px;
}
.reg-card {
  max-width: 420px;
  width: 100%;
}
.reg-head { text-align: center; margin-bottom: 28px; }
.reg-head h1 { font-size: 28px; font-weight: 700; margin-top: 14px; }
.reg-head p { color: var(--muted-foreground); margin-top: 6px; font-size: 15px; }
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 6px; }
.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="password"] {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 15px;
  background: var(--background);
  color: var(--foreground);
  transition: border-color 0.2s;
}
.form-field input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.15);
}
.form-check {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--muted-foreground);
  margin-bottom: 18px;
}
.form-check input { margin-top: 3px; }
.form-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}
.form-card .btn { width: 100%; display: block; }
.form-foot { text-align: center; margin-top: 16px; font-size: 14px; color: var(--muted-foreground); }
.form-foot a { color: var(--primary); font-weight: 500; }
.reg-disclaimer { text-align: center; font-size: 12px; color: var(--muted-foreground); margin-top: 20px; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-grid, .cta-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 36px; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .hero h1 { font-size: 28px; }
  .hero-stats { gap: 18px; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .section-head h2, .cta-text h2 { font-size: 24px; }
}