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

:root {
  --primary: #1a56db;
  --primary-dark: #1e40af;
  --primary-light: #3b82f6;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --dark: #111827;
  --gray-900: #1f2937;
  --gray-800: #374151;
  --gray-700: #4b5563;
  --gray-600: #6b7280;
  --gray-500: #9ca3af;
  --gray-400: #d1d5db;
  --gray-300: #e5e7eb;
  --gray-200: #f3f4f6;
  --gray-100: #f9fafb;
  --white: #ffffff;
  --success: #10b981;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--gray-800);
  background-color: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
}

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

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

/* NAVBAR */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--gray-200);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--dark);
  letter-spacing: -0.5px;
}

.navbar-brand:hover {
  color: var(--primary);
}

.navbar-brand .brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 0.85rem;
}

.navbar-brand span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 8px 18px;
  color: var(--gray-700);
  font-weight: 500;
  font-size: 0.925rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: var(--gray-100);
}

.nav-links a.active {
  background: var(--primary);
  color: var(--white);
}

.nav-cta {
  padding: 10px 24px !important;
  background: var(--primary) !important;
  color: var(--white) !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background: var(--primary-dark) !important;
  color: var(--white) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}

.hamburger span {
  width: 24px;
  height: 2.5px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* HERO */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #1a56db 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 50px;
  color: #93c5fd;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 3.25rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--accent), #fbbf24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.2rem;
  color: #94a3b8;
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
  justify-content: center;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(26, 86, 219, 0.4);
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26, 86, 219, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  border-color: var(--white);
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--accent);
  color: var(--dark);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
}

.btn-accent:hover {
  background: var(--accent-dark);
  color: var(--dark);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.875rem;
}

/* SECTION STYLES */
.section {
  padding: 100px 0;
}

.section-gray {
  background: var(--gray-100);
}

.section-dark {
  background: var(--dark);
  color: var(--white);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-dark .section-header h2 {
  color: var(--white);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--gray-600);
  line-height: 1.8;
}

.section-dark .section-header p {
  color: #94a3b8;
}

/* CARDS */
.cards-grid {
  display: grid;
  gap: 24px;
}

.cards-3 {
  grid-template-columns: repeat(3, 1fr);
}

.cards-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--gray-300);
  transition: var(--transition);
}

.card:hover {
  border-color: var(--primary);
  background: #f8fafc;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.card-icon.blue {
  background: #dbeafe;
  color: var(--primary);
}

.card-icon.green {
  background: #d1fae5;
  color: var(--success);
}

.card-icon.amber {
  background: #fef3c7;
  color: var(--accent-dark);
}

.card-icon.purple {
  background: #ede9fe;
  color: #7c3aed;
}

.card-icon.rose {
  background: #ffe4e6;
  color: #e11d48;
}

.card-icon.cyan {
  background: #cffafe;
  color: #0891b2;
}

.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.card p {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* FEATURES LIST */
.features-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 40px;
}

.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 0;
}

.features-list li::before {
  content: '';
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: #dbeafe;
  border-radius: 50%;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%231a56db'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-size: 14px;
  background-position: center;
  background-repeat: no-repeat;
}

.features-list li strong {
  color: var(--dark);
}

/* ADVANTAGES */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.advantage-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--gray-300);
  transition: var(--transition);
}

.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
  background: #f8fafc;
}

.advantage-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 12px;
}

.advantage-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.advantage-card p {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* PRICING */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 2px solid var(--gray-200);
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.pricing-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

.pricing-card.featured::before {
  content: 'Custo Benefício';
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-card.free {
  border-style: dashed;
}

.pricing-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.pricing-specs {
  font-size: 0.85rem;
  color: var(--gray-600);
  margin-bottom: 20px;
}

.pricing-price {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}

.pricing-price small {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-500);
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 28px;
}

.pricing-features li {
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--gray-700);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li::before {
  content: '';
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border-radius: 50%;
  background: #d1fae5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2310b981'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
}

/* VIDEO GRID */
.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.video-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.video-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-info {
  padding: 20px 24px;
}

.video-info h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
}

/* TESTIMONIALS */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 32px;
}

.testimonial-card blockquote {
  font-size: 1rem;
  color: #cbd5e1;
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 20px;
}

.testimonial-card blockquote::before {
  content: '\201C';
  font-size: 3rem;
  color: var(--primary-light);
  line-height: 0;
  display: block;
  margin-bottom: 12px;
}

.testimonial-author {
  font-weight: 600;
  color: var(--white);
  font-size: 0.9rem;
}

/* CTA SECTION */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  text-align: center;
}

.cta-section h2 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.cta-section p {
  color: #bfdbfe;
  font-size: 1.1rem;
  margin-bottom: 32px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* WHY US SECTION */
.why-us-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.why-us-list {
  list-style: none;
}

.why-us-list li {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--gray-200);
}

.why-us-list li:last-child {
  border-bottom: none;
}

.why-us-number {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.why-us-text h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.why-us-text p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* COURSE INFO */
.course-overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.course-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.course-image img {
  width: 100%;
}

.course-details h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 16px;
}

.course-projects {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.course-projects li {
  background: var(--gray-100);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
  text-align: center;
  border: 1px solid var(--gray-200);
}

.course-components {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 16px;
}

.course-components li {
  font-size: 0.875rem;
  color: var(--gray-700);
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.course-components li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
}

.course-price-box {
  background: var(--gray-100);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px;
  margin-top: 28px;
  text-align: center;
}

.course-price-box .price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
}

.course-price-box .price-note {
  font-size: 0.85rem;
  color: var(--gray-600);
  margin-bottom: 20px;
}

.course-price-box .installments {
  font-size: 0.875rem;
  color: var(--accent-dark);
  font-weight: 600;
  margin-bottom: 20px;
}

/* CONTACT */
.contact-section {
  padding: 100px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}

.contact-card {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  transition: var(--transition);
}

.contact-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.contact-icon {
  width: 64px;
  height: 64px;
  background: #dbeafe;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.5rem;
}

.contact-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.contact-card p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

.contact-card a {
  color: var(--primary);
  font-weight: 500;
}

/* FOOTER */
.footer {
  background: var(--dark);
  color: #94a3b8;
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-brand span {
  color: var(--primary-light);
}

.footer-about p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: #94a3b8;
}

.footer h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
}

.footer-bottom a {
  color: #94a3b8;
}

.footer-bottom a:hover {
  color: var(--white);
}

/* PARTNER LOGO */
.partner-section {
  padding: 48px 0;
  text-align: center;
  border-bottom: 1px solid var(--gray-200);
}

.partner-section a {
  display: inline-block;
}

.partner-section img {
  height: 50px;
  margin: 0 auto;
}

/* PAGE HERO */
.page-hero {
  padding: 120px 0 60px;
  background: linear-gradient(135deg, #0f172a, #1e3a5f);
  text-align: center;
}

.page-hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.page-hero p {
  font-size: 1.1rem;
  color: #94a3b8;
  max-width: 560px;
  margin: 0 auto;
}

/* DOWNLOADS */
.downloads-list {
  display: grid;
  gap: 16px;
  max-width: 700px;
  margin: 0 auto;
}

.download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.download-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
}

.download-info h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 4px;
}

.download-info p {
  font-size: 0.85rem;
  color: var(--gray-600);
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--gray-100);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
  transition: var(--transition);
}

.download-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

/* PAYMENT */
.payment-methods {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 20px;
}

.payment-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--gray-100);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
}

/* PRIVACY */
.privacy-content {
  max-width: 780px;
  margin: 0 auto;
  padding: 40px 0 80px;
}

.privacy-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin: 40px 0 16px;
}

.privacy-content p {
  font-size: 0.95rem;
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 16px;
}

/* DELIVERY */
.delivery-info {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #dbeafe;
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin-top: 24px;
}

.delivery-info svg {
  flex-shrink: 0;
}

.delivery-info p {
  font-size: 0.9rem;
  color: var(--gray-800);
  font-weight: 500;
}

/* WHATSAPP FLOAT */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  color: white;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
  color: white;
}

/* SCROLL TOP */
.scroll-top {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 999;
  width: 44px;
  height: 44px;
  background: var(--gray-800);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .cards-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 16px 24px;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
    gap: 4px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    width: 100%;
    padding: 12px 16px;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .section {
    padding: 64px 0;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .cards-3,
  .cards-2 {
    grid-template-columns: 1fr;
  }

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

  .features-list {
    grid-template-columns: 1fr;
  }

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

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

  .why-us-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .course-overview {
    grid-template-columns: 1fr;
  }

  .course-projects {
    grid-template-columns: repeat(2, 1fr);
  }

  .course-components {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .page-hero {
    padding: 100px 0 48px;
  }

  .page-hero h1 {
    font-size: 2rem;
  }

  .download-item {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

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

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .section-header h2 {
    font-size: 1.75rem;
  }

  .card {
    padding: 24px;
  }

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

/* ANIMATIONS */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.fade-in-up:nth-child(2) {
  animation-delay: 0.1s;
}

.fade-in-up:nth-child(3) {
  animation-delay: 0.2s;
}

.fade-in-up:nth-child(4) {
  animation-delay: 0.3s;
}