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

:root {
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --blue-light: #eff6ff;
  --teal: #0891b2;
  --green: #059669;
  --purple: #7c3aed;
  --purple-light: #f5f3ff;
  --text: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --bg: #f8fafc;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

/* NAV */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blue);
}
.logo-icon { font-size: 1.5rem; }
.nav-links { display: flex; gap: 2rem; }
.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--blue); }

/* HERO */
.hero {
  min-height: 100vh;
  padding: 120px 2rem 80px;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}
.hero-badge {
  display: inline-block;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.gradient-text {
  background: linear-gradient(135deg, var(--blue), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 480px;
  margin-bottom: 2.5rem;
}
.hero-cta { display: flex; gap: 1rem; margin-bottom: 3rem; flex-wrap: wrap; }
.btn-primary {
  background: var(--blue);
  color: white;
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s, transform 0.1s;
  display: inline-block;
}
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-1px); }
.btn-secondary {
  background: white;
  color: var(--blue);
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid var(--border);
  transition: border-color 0.2s, transform 0.1s;
  display: inline-block;
}
.btn-secondary:hover { border-color: var(--blue); transform: translateY(-1px); }
.btn-tarzana {
  background: var(--purple);
  color: white;
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s, transform 0.1s;
  display: inline-block;
}
.btn-tarzana:hover { background: #6d28d9; transform: translateY(-1px); }
.hero-stats { display: flex; align-items: center; gap: 1.5rem; }
.stat { display: flex; flex-direction: column; }
.stat strong { font-size: 1rem; font-weight: 700; color: var(--text); }
.stat span { font-size: 0.8rem; color: var(--text-muted); }
.stat-divider { width: 1px; height: 36px; background: var(--border); }

/* FLOATING CARDS */
.hero-visual {
  position: relative;
  height: 420px;
}
.card-float {
  position: absolute;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid var(--border);
  animation: float 3s ease-in-out infinite;
}
.card-float span { font-size: 1.5rem; }
.card-float strong { display: block; font-size: 0.9rem; font-weight: 600; }
.card-float p { font-size: 0.8rem; color: var(--text-muted); margin: 0; }
.card-1 { top: 60px; left: 20px; width: 280px; animation-delay: 0s; }
.card-2 { top: 180px; right: 20px; width: 260px; animation-delay: 1s; }
.card-3 { bottom: 60px; left: 60px; width: 240px; animation-delay: 2s; }

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

/* HOW IT WORKS */
.how-it-works {
  background: white;
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-inner { max-width: 1000px; margin: 0 auto; }
.how-it-works h2, .form-header h2 {
  font-size: 2.25rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 0.75rem;
}
.section-sub {
  text-align: center;
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 3.5rem;
}
.steps {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}
.step {
  flex: 1;
  min-width: 200px;
  max-width: 260px;
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.step-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--blue);
  margin-bottom: 1rem;
  opacity: 0.4;
}
.step h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.step p { font-size: 0.875rem; color: var(--text-muted); }
.step-arrow { font-size: 1.5rem; color: var(--border); font-weight: 300; }

/* FORMS */
.form-section { padding: 6rem 2rem; }
.cancel-section { background: white; border-top: 1px solid var(--border); }
.form-header { text-align: center; margin-bottom: 3rem; }
.form-header p { color: var(--text-muted); font-size: 1rem; margin-top: 0.5rem; }
.appointment-form {
  max-width: 680px;
  margin: 0 auto;
  background: white;
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.cancel-form { background: var(--bg); }
.form-group-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blue);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--blue-light);
}
.form-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}
.form-group { flex: 1; display: flex; flex-direction: column; gap: 0.4rem; }
.form-group.full { flex: 1 1 100%; }
.form-group label {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text);
}
.label-note {
  font-weight: 400;
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.775rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.7rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: white;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-group textarea { resize: vertical; }
.btn-submit {
  width: 100%;
  margin-top: 1.5rem;
  padding: 1rem;
  background: var(--blue);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.btn-submit:hover { background: var(--blue-dark); transform: translateY(-1px); }
.btn-submit:active { transform: translateY(0); }
.btn-cancel { background: #dc2626; }
.btn-cancel:hover { background: #b91c1c; }
.btn-tarzana-submit { background: var(--purple); }
.btn-tarzana-submit:hover { background: #6d28d9; }
.form-error {
  margin-top: 1rem;
  padding: 0.875rem 1rem;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  color: #dc2626;
  font-size: 0.875rem;
}
.form-success {
  margin-top: 1rem;
  padding: 0.875rem 1rem;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  color: #15803d;
  font-size: 0.875rem;
  font-weight: 500;
}

/* TARZANA SECTION */
.tarzana-section {
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 50%, #f0f9ff 100%);
  border-top: 1px solid var(--border);
}
.tarzana-badge {
  display: inline-block;
  background: var(--purple);
  color: white;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  margin-bottom: 1rem;
  letter-spacing: 0.03em;
}
.treatment-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
  max-width: 1000px;
  margin: 0 auto 3rem;
}
.treatment-card {
  background: white;
  border: 2px solid var(--border);
  border-radius: 16px;
  padding: 1.75rem 1.5rem;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.treatment-card:hover {
  border-color: var(--purple);
  box-shadow: 0 8px 24px rgba(124,58,237,0.12);
  transform: translateY(-2px);
}
.treatment-card.selected {
  border-color: var(--purple);
  background: var(--purple-light);
  box-shadow: 0 8px 24px rgba(124,58,237,0.15);
}
.tc-icon { font-size: 2.25rem; margin-bottom: 0.75rem; }
.tc-title { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 0.5rem; }
.tc-desc { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }
.tc-select-indicator {
  display: none;
  margin-top: 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--purple);
}
.treatment-card.selected .tc-select-indicator { display: block; }
.tarzana-form .form-group-title {
  color: var(--purple);
  border-bottom-color: var(--purple-light);
}
.tarzana-form .form-group input:focus,
.tarzana-form .form-group select:focus,
.tarzana-form .form-group textarea:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.1);
}
.tarzana-disclaimer {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--purple-light);
  border: 1px solid #ddd6fe;
  border-radius: 8px;
  font-size: 0.825rem;
  color: #5b21b6;
  line-height: 1.6;
}

/* FOOTER */
.footer {
  background: var(--text);
  color: white;
  padding: 3rem 2rem;
  text-align: center;
}
.footer-inner { max-width: 600px; margin: 0 auto; }
.footer-logo {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.footer p { color: rgba(255,255,255,0.6); font-size: 0.9rem; margin-bottom: 0.5rem; }
.footer-small { font-size: 0.8rem !important; margin-top: 1.5rem !important; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; padding: 100px 1.5rem 60px; }
  .hero-visual { display: none; }
  .hero h1 { font-size: 2.5rem; }
  .form-row { flex-direction: column; }
  .steps { flex-direction: column; align-items: center; }
  .step-arrow { transform: rotate(90deg); }
  .nav-links { display: none; }
  .appointment-form { padding: 1.5rem; }
  .treatment-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .treatment-cards { grid-template-columns: 1fr; }
}