/* Reset & Core Variables */
:root {
  --bg-main: #0b0f19;
  --bg-card: rgba(18, 24, 38, 0.85);
  --bg-card-border: rgba(217, 119, 6, 0.25);
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --gold-primary: #d97706;
  --gold-light: #fbbf24;
  --gold-glow: rgba(217, 119, 6, 0.4);
  --burgundy: #881337;
  --burgundy-light: #9f1239;
  --whatsapp-green: #25d366;
  --font-heading: 'Cinzel', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: #ffffff;
  line-height: 1.2;
}

.highlight-gold {
  color: var(--gold-light);
  background: linear-gradient(135deg, #fbbf24 0%, #d97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sub-heading {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gold-primary);
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}

.text-center {
  text-align: center;
}

/* Header */
.site-header {
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(11, 15, 25, 0.9);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-symbol {
  font-size: 1.4rem;
  color: var(--gold-light);
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 3px;
  color: #fff;
}

.header-badge {
  background: rgba(217, 119, 6, 0.15);
  border: 1px solid var(--gold-primary);
  color: var(--gold-light);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Hero Section */
.hero-section {
  padding: 60px 0 80px;
  background: radial-gradient(circle at 20% 20%, rgba(136, 19, 55, 0.25) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(217, 119, 6, 0.15) 0%, transparent 50%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-main);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 2.8rem;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.hero-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  color: var(--text-main);
}

.feature-item i {
  color: var(--gold-light);
  font-size: 1.1rem;
}

/* Form Card */
.hero-form-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 30px var(--gold-glow);
  backdrop-filter: blur(12px);
}

.form-header h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
  text-align: center;
}

.form-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-group label i {
  color: var(--gold-primary);
  margin-right: 4px;
}

.form-group input {
  width: 100%;
  padding: 14px 16px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-size: 1rem;
  font-family: var(--font-body);
  transition: var(--transition);
}

.form-group input:focus {
  outline: none;
  border-color: var(--gold-light);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

.btn-submit {
  width: 100%;
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--gold-primary) 0%, #b45309 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.5px;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  margin-top: 10px;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--gold-glow);
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-primary) 100%);
}

.form-privacy {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 16px;
}

.form-message {
  margin-top: 16px;
  padding: 12px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  text-align: center;
}
.form-message.success {
  background: rgba(37, 211, 102, 0.15);
  border: 1px solid var(--whatsapp-green);
  color: #4ade80;
}
.form-message.error {
  background: rgba(225, 29, 72, 0.15);
  border: 1px solid #f43f5e;
  color: #fb7185;
}
.hidden { display: none !important; }

/* Schedule Section */
.schedule-section {
  padding: 90px 0;
  background: rgba(15, 23, 42, 0.5);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-header h2 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.schedule-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 28px;
  position: relative;
  transition: var(--transition);
}

.schedule-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold-primary);
  background: rgba(217, 119, 6, 0.05);
}

.card-number {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--gold-light);
  background: rgba(217, 119, 6, 0.15);
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.card-time {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.schedule-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.card-quote {
  font-style: italic;
  color: var(--gold-light);
  font-size: 0.92rem;
  margin-bottom: 12px;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Instructor Section */
.instructor-section {
  padding: 90px 0;
}

.instructor-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: center;
}

.instructor-image-wrapper {
  background: linear-gradient(135deg, rgba(136, 19, 55, 0.4) 0%, rgba(217, 119, 6, 0.2) 100%);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  position: relative;
}

.instructor-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--burgundy);
  color: #fff;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.instructor-avatar {
  font-size: 5rem;
  color: var(--gold-light);
  margin-top: 10px;
}

.instructor-img {
  width: 220px;
  height: 220px;
  object-fit: cover;
  object-position: top center;
  border-radius: 50%;
  border: 3px solid var(--gold-light);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 25px var(--gold-glow);
  margin-top: 14px;
}

.instructor-info h2 {
  font-size: 2.3rem;
  margin-bottom: 16px;
}

.instructor-bio {
  font-size: 1.1rem;
  color: var(--text-main);
  margin-bottom: 16px;
}

.instructor-detail {
  color: var(--text-muted);
  font-size: 0.98rem;
  margin-bottom: 24px;
}

.quote-box {
  background: rgba(255, 255, 255, 0.03);
  border-left: 4px solid var(--gold-primary);
  padding: 16px 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--text-main);
  display: flex;
  gap: 12px;
}

.quote-box i {
  color: var(--gold-light);
  font-size: 1.2rem;
  margin-top: 4px;
}

/* FAQ Section */
.faq-section {
  padding: 80px 0;
  background: rgba(15, 23, 42, 0.4);
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: #fff;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-question i {
  color: var(--gold-primary);
  transition: var(--transition);
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.faq-item.active .faq-answer {
  padding: 0 24px 20px 24px;
  max-height: 200px;
}

/* Final CTA */
.final-cta {
  padding: 90px 0;
  background: linear-gradient(135deg, rgba(136, 19, 55, 0.4) 0%, rgba(15, 23, 42, 0.95) 100%);
  border-top: 1px solid var(--bg-card-border);
}

.final-cta h2 {
  font-size: 2.4rem;
  margin-bottom: 16px;
}

.final-cta p {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.btn-cta-gold {
  display: inline-block;
  padding: 18px 36px;
  background: linear-gradient(135deg, var(--gold-primary) 0%, #b45309 100%);
  color: #ffffff;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 30px var(--gold-glow);
  transition: var(--transition);
}

.btn-cta-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px var(--gold-glow);
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-primary) 100%);
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  padding: 20px;
}

.modal-content {
  background: var(--bg-main);
  border: 1px solid var(--gold-primary);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 500px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 40px var(--gold-glow);
}

.modal-icon {
  width: 80px;
  height: 80px;
  background: rgba(37, 211, 102, 0.15);
  border: 2px solid var(--whatsapp-green);
  color: var(--whatsapp-green);
  font-size: 2.8rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.modal-content h2 {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.modal-content p {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 28px;
}

.btn-modal-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px;
  background: var(--whatsapp-green);
  color: #ffffff;
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.btn-modal-whatsapp:hover {
  background: #1eb954;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.modal-subtext {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 16px;
  margin-bottom: 0;
}

/* Footer */
.site-footer {
  padding: 40px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: #080b12;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.footer-tagline {
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--gold-primary);
  letter-spacing: 1px;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .instructor-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .hero-form-card {
    padding: 24px;
  }
}