/* ============================================
   Centro de Gestión y Desarrollo Público
   Design System & Styles
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --primary: #0A1628;
  --primary-light: #132240;
  --accent: #00D4AA;
  --accent-glow: rgba(0,212,170,0.3);
  --accent2: #F5A623;
  --purple: #6C5CE7;
  --surface: rgba(255,255,255,0.05);
  --surface-solid: #FFFFFF;
  --glass: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.12);
  --text-white: #FFFFFF;
  --text-light: rgba(255,255,255,0.75);
  --text-muted: rgba(255,255,255,0.5);
  --text-dark: #1a1a2e;
  --text-dark-muted: #64748b;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow: 0 4px 30px rgba(0,0,0,0.15);
  --shadow-glow: 0 0 40px rgba(0,212,170,0.15);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font-body);
  background: var(--primary);
  color: var(--text-white);
  overflow-x: hidden;
  line-height: 1.6;
}

h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: var(--font-body); border: none; }

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

/* Gradient Text */
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--purple), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glass Card */
.glass-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition);
}
.glass-card:hover { border-color: rgba(0,212,170,0.3); box-shadow: var(--shadow-glow); transform: translateY(-4px); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px;
  font-weight: 600; font-size: 15px;
  transition: var(--transition); letter-spacing: 0.3px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #00b894);
  color: var(--primary); box-shadow: 0 4px 20px rgba(0,212,170,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,212,170,0.5); }
.btn-outline {
  background: transparent; color: var(--text-white);
  border: 2px solid var(--glass-border);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: rgba(0,212,170,0.05); }
.btn-white {
  background: #fff; color: var(--primary);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,0,0,0.15); }

/* Section Titles */
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 2px; color: var(--accent); margin-bottom: 16px;
}
.section-label::before { content: ''; width: 30px; height: 2px; background: var(--accent); }
.section-title { font-size: clamp(32px, 5vw, 48px); font-weight: 800; margin-bottom: 20px; }
.section-subtitle { font-size: 18px; color: var(--text-light); max-width: 600px; line-height: 1.7; }

/* ============ NAVBAR ============ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0; transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10,22,40,0.92); backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px); padding: 10px 0;
  border-bottom: 1px solid var(--glass-border);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.nav-brand { display: flex; align-items: center; gap: 12px; }
.nav-logo { width: 42px; height: 42px; border-radius: 10px; object-fit: contain; }
.nav-brand-text { font-family: var(--font-heading); font-weight: 700; font-size: 16px; line-height: 1.2; }
.nav-brand-text span { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--text-light);
  transition: var(--transition); position: relative;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--accent); transition: var(--transition);
}
.nav-links a:hover::after { width: 100%; }
.nav-cta { padding: 10px 24px; font-size: 14px; }
.mobile-toggle { display: none; background: none; color: var(--text-white); font-size: 24px; }

/* ============ HERO ============ */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  padding: 120px 0 80px; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(135deg, var(--primary) 0%, #0d1f3c 30%, #1a1040 60%, var(--primary) 100%);
}
.hero-bg::before {
  content: ''; position: absolute; inset: 0;
  background: url('../assets/images/hero-bg.png') center/cover no-repeat; opacity: 0.3;
}
.hero-particles { position: absolute; inset: 0; z-index: 1; }
.particle {
  position: absolute; border-radius: 50%; pointer-events: none;
  animation: float-particle linear infinite;
}
@keyframes float-particle {
  0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-10vh) rotate(360deg); opacity: 0; }
}
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 700px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--glass); border: 1px solid var(--glass-border);
  border-radius: 50px; padding: 8px 20px; font-size: 13px;
  color: var(--accent); font-weight: 500; margin-bottom: 28px;
  backdrop-filter: blur(10px);
}
.hero-badge .dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; animation: pulse-dot 2s infinite; }
@keyframes pulse-dot { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-title { font-size: clamp(40px, 6vw, 64px); font-weight: 900; line-height: 1.1; margin-bottom: 24px; }
.hero-subtitle { font-size: 18px; color: var(--text-light); line-height: 1.7; margin-bottom: 40px; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats { display: flex; gap: 48px; flex-wrap: wrap; }
.stat-item { text-align: left; }
.stat-number { font-family: var(--font-heading); font-size: 42px; font-weight: 800; }
.stat-label { font-size: 14px; color: var(--text-muted); margin-top: 4px; }
.hero-visual {
  position: absolute; right: -5%; top: 50%; transform: translateY(-50%);
  width: 45%; z-index: 1; opacity: 0.15; pointer-events: none;
}
.hero-glow {
  position: absolute; width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  right: 10%; top: 20%; z-index: 0; animation: glow-pulse 4s ease-in-out infinite;
}
@keyframes glow-pulse { 0%,100% { opacity: 0.5; transform: scale(1); } 50% { opacity: 0.8; transform: scale(1.1); } }

/* ============ ABOUT ============ */
.about { padding: 100px 0; position: relative; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-content .section-subtitle { margin-bottom: 32px; }
.about-features { display: flex; flex-direction: column; gap: 20px; }
.about-feature {
  display: flex; gap: 16px; padding: 20px;
  border-radius: var(--radius-sm); transition: var(--transition);
}
.about-feature:hover { background: var(--glass); }
.about-feature-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.icon-teal { background: rgba(0,212,170,0.15); }
.icon-purple { background: rgba(108,92,231,0.15); }
.icon-gold { background: rgba(245,166,35,0.15); }
.about-feature h4 { font-size: 16px; margin-bottom: 4px; }
.about-feature p { font-size: 14px; color: var(--text-muted); }
.about-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.about-stat-card {
  padding: 28px; text-align: center;
}
.about-stat-card .stat-number { font-size: 36px; margin-bottom: 4px; }
.about-stat-card .stat-label { font-size: 13px; }

/* ============ COURSES ============ */
.courses { padding: 100px 0; position: relative; }
.courses::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0,212,170,0.03) 50%, transparent 100%);
  pointer-events: none;
}
.courses .container { position: relative; z-index: 1; }
.courses-header { text-align: center; margin-bottom: 60px; }
.courses-header .section-subtitle { margin: 0 auto; }
.courses-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.course-card { overflow: hidden; position: relative; }
.course-card:hover { transform: translateY(-6px); }
.course-header { padding: 32px 32px 24px; position: relative; }
.course-icon { font-size: 48px; margin-bottom: 16px; }
.course-tag {
  position: absolute; top: 24px; right: 24px;
  background: rgba(0,212,170,0.15); color: var(--accent);
  padding: 4px 14px; border-radius: 50px; font-size: 12px; font-weight: 600;
}
.course-title { font-size: 24px; font-weight: 800; margin-bottom: 12px; }
.course-description { font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 20px; }
.course-modules { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.module-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; color: var(--text-light);
}
.module-item::before {
  content: '✓'; display: flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(0,212,170,0.12); color: var(--accent);
  font-size: 11px; flex-shrink: 0;
}
.course-footer {
  padding: 24px 32px; border-top: 1px solid var(--glass-border);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.course-price { display: flex; flex-direction: column; }
.price-label { font-size: 12px; color: var(--text-muted); }
.price-value { font-family: var(--font-heading); font-size: 32px; font-weight: 800; }
.price-value .currency { font-size: 18px; font-weight: 600; }
.price-note { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.course-details { display: flex; gap: 20px; flex-wrap: wrap; }
.detail-item { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-muted); }

/* ============ BENEFITS ============ */
.benefits { padding: 100px 0; }
.benefits-header { text-align: center; margin-bottom: 60px; }
.benefits-header .section-subtitle { margin: 0 auto; }
.benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.benefit-card { padding: 36px 28px; text-align: center; }
.benefit-icon {
  width: 64px; height: 64px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; margin: 0 auto 20px;
}
.benefit-card h3 { font-size: 18px; margin-bottom: 10px; }
.benefit-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* ============ PROCESS ============ */
.process { padding: 100px 0; position: relative; }
.process::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(108,92,231,0.03) 50%, transparent 100%);
  pointer-events: none;
}
.process .container { position: relative; z-index: 1; }
.process-header { text-align: center; margin-bottom: 60px; }
.process-header .section-subtitle { margin: 0 auto; }
.process-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.process-timeline::before {
  content: ''; position: absolute; top: 40px; left: 12.5%; right: 12.5%;
  height: 2px; background: linear-gradient(90deg, var(--accent), var(--purple), var(--accent2));
}
.process-step { text-align: center; position: relative; }
.step-number {
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-size: 20px; font-weight: 800;
  margin: 0 auto 20px; position: relative; z-index: 1;
  border: 3px solid transparent;
}
.step-1 .step-number { background: linear-gradient(135deg, var(--accent), #00b894); color: var(--primary); }
.step-2 .step-number { background: linear-gradient(135deg, var(--purple), #a29bfe); color: #fff; }
.step-3 .step-number { background: linear-gradient(135deg, var(--accent2), #fdcb6e); color: var(--primary); }
.step-4 .step-number { background: linear-gradient(135deg, #e17055, #d63031); color: #fff; }
.process-step h4 { font-size: 16px; margin-bottom: 8px; }
.process-step p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ============ TESTIMONIALS ============ */
.testimonials { padding: 100px 0; }
.testimonials-header { text-align: center; margin-bottom: 60px; }
.testimonials-header .section-subtitle { margin: 0 auto; }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card { padding: 32px; position: relative; }
.testimonial-card::before {
  content: '"'; position: absolute; top: 16px; right: 24px;
  font-size: 80px; font-family: Georgia, serif; color: rgba(0,212,170,0.1); line-height: 1;
}
.testimonial-text { font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px; flex-shrink: 0;
}
.testimonial-name { font-size: 14px; font-weight: 600; }
.testimonial-role { font-size: 12px; color: var(--text-muted); }
.testimonial-stars { color: var(--accent2); font-size: 14px; margin-bottom: 16px; }

/* ============ CONTACT ============ */
.contact { padding: 100px 0; position: relative; }
.contact::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0,212,170,0.03) 50%, transparent 100%);
  pointer-events: none;
}
.contact .container { position: relative; z-index: 1; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info { display: flex; flex-direction: column; gap: 28px; }
.contact-item { display: flex; gap: 16px; }
.contact-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; flex-shrink: 0;
}
.contact-item h4 { font-size: 15px; margin-bottom: 4px; }
.contact-item p, .contact-item a { font-size: 14px; color: var(--text-muted); transition: var(--transition); }
.contact-item a:hover { color: var(--accent); }
.social-links { display: flex; gap: 12px; margin-top: 8px; }
.social-link {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--glass); border: 1px solid var(--glass-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; transition: var(--transition);
}
.social-link:hover { background: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
.contact-form-wrap { padding: 36px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 8px; color: var(--text-light); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 14px 18px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm); color: var(--text-white);
  font-family: var(--font-body); font-size: 14px;
  transition: var(--transition); outline: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,212,170,0.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select option { background: var(--primary); color: var(--text-white); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ============ FOOTER ============ */
.footer {
  padding: 60px 0 30px;
  border-top: 1px solid var(--glass-border);
  background: rgba(0,0,0,0.2);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { font-size: 14px; color: var(--text-muted); margin-top: 16px; line-height: 1.7; max-width: 300px; }
.footer-col h4 { font-size: 14px; font-weight: 700; margin-bottom: 16px; color: var(--text-white); }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 14px; color: var(--text-muted); transition: var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  padding-top: 24px; border-top: 1px solid var(--glass-border);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { font-size: 13px; color: var(--text-muted); }

/* ============ SCROLL ANIMATIONS ============ */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ============ MODAL ============ */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(8px);
  z-index: 2000; align-items: center; justify-content: center; padding: 24px;
}
.modal-overlay.active { display: flex; }
.modal {
  background: var(--primary-light); border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg); padding: 40px;
  max-width: 520px; width: 100%; max-height: 90vh; overflow-y: auto;
  animation: modal-in 0.3s ease;
}
@keyframes modal-in { from { opacity: 0; transform: scale(0.95) translateY(10px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-title { font-size: 24px; font-weight: 800; margin-bottom: 8px; }
.modal-subtitle { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; color: var(--text-muted); font-size: 24px;
  transition: var(--transition);
}
.modal-close:hover { color: var(--accent); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .hero-visual { display: none; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; background: rgba(10,22,40,0.98); padding: 24px; gap: 16px; border-bottom: 1px solid var(--glass-border); }
  .nav-links.open { display: flex; }
  .mobile-toggle { display: block; }
  .hero { padding: 100px 0 60px; min-height: auto; }
  .hero-stats { gap: 24px; }
  .stat-number { font-size: 32px; }
  .benefits-grid { grid-template-columns: 1fr; }
  .process-timeline { grid-template-columns: 1fr 1fr; gap: 32px; }
  .process-timeline::before { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 36px; }
  .section-title { font-size: 28px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .process-timeline { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
}