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

:root {
  /* Primary Brand Colors */
  --primary: #5B7AFF;
  --primary-dark: #4A63E0;
  --primary-light: #6D8FFF;
  
  /* Dark Accents (inspired by Linear & Vercel minimalism) */
  --dark-bg: #0F1117;
  --dark-surface: #161B22;
  --dark-border: #30363D;
  
  /* Neutral Palette */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Semantic Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  
  /* Gradients - Modern Professional */
  --gradient-hero: linear-gradient(135deg, #1a1f3a 0%, #0f172a 50%, #5B7AFF 100%);
  --gradient-primary: linear-gradient(135deg, #5B7AFF, #4A63E0);
  --gradient-subtle: linear-gradient(135deg, rgba(91, 122, 255, 0.08), rgba(74, 99, 224, 0.08));
  
  /* Shadows - Refined (Vercel-inspired) */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
  
  /* Spacing & Sizing */
  --radius: 12px;
  --radius-lg: 16px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--white);
  color: var(--gray-800);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

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

ul, ol {
  list-style: none;
}

blockquote {
  margin: 0;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-dark); }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 5%;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(26, 31, 58, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  border-bottom: 1px solid rgba(91, 122, 255, 0.1);
}

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

.nav-logo .logo-icon {
  width: 42px;
  height: 42px;
}

.nav-logo .logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.nav-logo .brand-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.5px;
}

.nav-logo .brand-sub {
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  position: relative;
  transition: var(--transition);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.navbar.scrolled .nav-logo .brand-name {
  color: var(--white);
}

.navbar.scrolled .nav-logo .brand-sub {
  color: var(--primary);
}

.navbar.scrolled .nav-links a {
  color: rgba(255,255,255,0.9);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
  color: var(--white);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  background: var(--gradient-primary);
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 600 !important;
  transition: var(--transition) !important;
  box-shadow: var(--shadow-md);
}

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

.nav-cta::after { display: none !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  background: var(--gradient-hero);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  pointer-events: none;
}

.hero-glow-1 {
  width: 600px;
  height: 600px;
  background: var(--primary);
  top: -200px;
  right: -100px;
}

.hero-glow-2 {
  width: 400px;
  height: 400px;
  background: var(--primary-light);
  bottom: -100px;
  left: -100px;
}

.hero-container {
  width: 100%;
  padding: 0 5%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
  padding-top: 72px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(91, 122, 255, 0.1);
  border: 1px solid rgba(91, 122, 255, 0.3);
  color: var(--primary);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-badge span {
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-title .highlight {
  background: linear-gradient(90deg, #5B7AFF, #A78BFA);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 36px;
  max-width: 500px;
  line-height: 1.8;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gradient-primary);
  color: var(--white);
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  letter-spacing: 0.3px;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--white);
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  border: 2px solid rgba(255,255,255,0.3);
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-3px);
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.stat-item {
  text-align: left;
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.stat-number span {
  color: var(--primary-light);
}

.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
  letter-spacing: 0.5px;
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}

.hero-img {
  width: 100%;
  max-width: 520px;
  height: auto;
  filter: drop-shadow(0 20px 60px rgba(91, 122, 255, 0.2));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

.hero-card-floating {
  position: absolute;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  animation: float-card 4s ease-in-out infinite;
}

@keyframes float-card {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-8px) rotate(0deg); }
}

.hero-card-floating.card-1 {
  top: 20%;
  left: -5%;
  animation-delay: 0s;
}

.hero-card-floating.card-2 {
  bottom: 28%;
  right: -2%;
  animation-delay: 1.5s;
}

.hero-card-floating .card-icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

/* ===== SECTIONS COMMON ===== */
.section {
  padding: 100px 5%;
}

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

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-badge {
  display: inline-block;
  background: rgba(91, 122, 255, 0.08);
  border: 1px solid rgba(91, 122, 255, 0.25);
  color: var(--primary-dark);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}

.section-title .highlight {
  background: linear-gradient(90deg, #5B7AFF, #A78BFA);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 1rem;
  color: var(--gray-600);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ===== FEATURES GRID ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(91, 122, 255, 0.1), rgba(167, 139, 250, 0.1));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
  border: 1px solid rgba(91, 122, 255, 0.15);
}

.feature-icon i {
  color: var(--primary);
  transition: var(--transition);
}

.feature-card:hover .feature-icon i {
  transform: scale(1.15);
  color: var(--primary-dark);
}

.feature-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.7;
  font-weight: 400;
}

/* ===== COURSES GRID ===== */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.course-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.course-thumb {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* Course thumbnail category themes */
.thumb-gestao    { background: linear-gradient(135deg, #1a1f3a, #2a3a8a); }
.thumb-pedagogia { background: linear-gradient(135deg, #0f2a6b, #0891b2); }
.thumb-psico     { background: linear-gradient(135deg, #1e2a6e, #2a1a6e); }
.thumb-tecnologia{ background: linear-gradient(135deg, #0891b2, #2563eb); }
.thumb-lideranca { background: linear-gradient(135deg, #1a1a6e, #3b82f6); }
.thumb-default   { background: var(--gradient-primary); }

.course-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M20 20c0 11.046-8.954 20-20 20V0c11.046 0 20 8.954 20 20z'/%3E%3C/g%3E%3C/svg%3E");
}

.course-thumb-icon {
  font-size: 3.5rem;
  z-index: 1;
  color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}

.course-thumb-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.course-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--primary);
  color: var(--white);
  padding: 5px 12px;
  border-radius: 50px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  z-index: 2;
  text-transform: uppercase;
}

.course-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}

.course-meta span {
  font-size: 0.75rem;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 500;
}

.course-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 10px;
  line-height: 1.4;
}

.course-desc {
  font-size: 0.85rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

.course-price {
  display: flex;
  flex-direction: column;
}

.price-old {
  font-size: 0.78rem;
  color: var(--gray-400);
  text-decoration: line-through;
}

.price-new {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
}

.btn-card {
  background: var(--gradient-primary);
  color: var(--white);
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

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

.courses-cta {
  text-align: center;
  margin-top: 52px;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  position: relative;
  transition: var(--transition);
}

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

.testimonial-quote {
  font-size: 3rem;
  color: var(--primary);
  opacity: 0.15;
  line-height: 1;
  margin-bottom: 12px;
  font-family: Georgia, serif;
}

.testimonial-text {
  font-size: 0.92rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
  font-weight: 700;
  flex-shrink: 0;
}

.author-name {
  font-weight: 600;
  color: var(--gray-900);
  font-size: 0.9rem;
  font-style: normal;
}

.author-role {
  font-size: 0.75rem;
  color: var(--gray-600);
  margin-top: 2px;
}

.stars {
  color: #fbbf24;
  font-size: 0.85rem;
  margin-top: 4px;
}

/* ===== CTA BANNER ===== */
.cta-banner {
  background: var(--gradient-hero);
  padding: 100px 5%;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-banner-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  background: var(--primary);
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.08;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.cta-banner-content {
  position: relative;
  z-index: 1;
}

.cta-banner h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}

.cta-banner p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 36px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== FOOTER ===== */
.footer {
  background: #1a1f3a;
  color: rgba(255,255,255,0.6);
  padding: 80px 5% 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand .brand-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.5px;
}

.footer-brand .brand-sub {
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.88rem;
  line-height: 1.8;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: var(--transition);
  cursor: pointer;
  color: rgba(255,255,255,0.6);
}

.social-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  transform: translateY(-3px);
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

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

.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-col ul li a::before {
  content: '›';
  color: var(--primary);
  font-size: 1rem;
}

.footer-col ul li a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-contact-info li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
}

.footer-contact-info li span:first-child {
  color: var(--primary);
  font-size: 1rem;
  margin-top: 1px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.82rem;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}

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

/* ===== PAGE HERO (INNER PAGES) ===== */
.page-hero {
  background: var(--gradient-hero);
  padding: 160px 5% 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

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

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== CURSOS PAGE ===== */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 50px;
  border: 2px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-600);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

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

/* ===== SOBRE PAGE ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image-block {
  position: relative;
}

.about-img-bg {
  width: 100%;
  max-width: 480px;
  height: 420px;
  background: linear-gradient(135deg, #E0E7FF, #C7D2FE);
  border-radius: 24px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-img-bg::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 60%;
  height: 60%;
  background: rgba(255,255,255,0.05);
  border-radius: 24px 0 0 0;
}

.about-img-icon {
  font-size: 8rem;
  opacity: 0.4;
  z-index: 1;
}

.about-badge-float {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-badge-float.ab-1 {
  bottom: -20px;
  right: -20px;
}

.about-badge-float.ab-2 {
  top: -20px;
  left: -20px;
}

.ab-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(91, 122, 255, 0.1), rgba(167, 139, 250, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.ab-text strong {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
}

.ab-text span {
  font-size: 0.75rem;
  color: var(--gray-400);
}

.about-content .section-badge { text-align: left; }
.about-content .section-title { text-align: left; }

.about-content p {
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.about-checks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 28px;
}

.about-check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--gray-700);
  font-weight: 500;
}

.about-check span:first-child {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 0.7rem;
  flex-shrink: 0;
}

/* ===== TIMELINE (Sobre) ===== */
.timeline {
  position: relative;
  padding-left: 30px;
  margin-top: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--primary-light));
}

.timeline-item {
  position: relative;
  padding-bottom: 36px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid var(--white);
  box-shadow: 0 0 0 3px var(--primary);
}

.timeline-year {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.timeline-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 6px;
}

.timeline-desc {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ===== TEAM GRID (Sobre) ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}

.team-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  text-align: center;
}

.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.team-avatar {
  height: 160px;
  background: linear-gradient(135deg, #E0E7FF, #C7D2FE);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}

.team-info {
  padding: 20px;
}

.team-name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.team-role {
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 12px;
}

.team-social {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.team-social a {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--gray-600);
  transition: var(--transition);
}

.team-social a:hover {
  background: var(--primary);
  color: var(--white);
}

/* ===== CONTACT PAGE ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}

.contact-info-card {
  background: var(--gradient-hero);
  border-radius: 24px;
  padding: 48px 36px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.contact-info-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M20 20c0 11.046-8.954 20-20 20V0c11.046 0 20 8.954 20 20z'/%3E%3C/g%3E%3C/svg%3E");
}

.contact-info-card h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
  position: relative;
}

.contact-info-card > p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 40px;
  position: relative;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item-text strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: rgba(255,255,255,0.95);
  margin-bottom: 2px;
}

.contact-item-text span {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
}

/* ===== CONTACT FORM (Contato) ===== */
.contact-form-card {
  background: var(--white);
  border-radius: 16px;
  padding: 48px 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.contact-form-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.contact-form-card > p {
  font-size: 0.9rem;
  color: var(--gray-600);
  margin-bottom: 36px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--gray-800);
  background: var(--gray-100);
  transition: var(--transition);
  font-family: inherit;
  outline: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(91, 122, 255, 0.08);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.form-group select {
  cursor: pointer;
}

.form-submit {
  width: 100%;
  padding: 15px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 40px;
}

.form-success .success-icon {
  font-size: 4rem;
  margin-bottom: 16px;
}

.form-success h4 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.form-success p {
  color: var(--gray-600);
  font-size: 0.92rem;
}

/* ===== FAQ (Contato) ===== */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  margin-bottom: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.faq-question {
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--gray-900);
  user-select: none;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(91, 122, 255, 0.1), rgba(167, 139, 250, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--primary);
  transition: var(--transition);
  flex-shrink: 0;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--gradient-primary);
  color: var(--white);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-answer p {
  padding: 0 24px 22px;
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.8;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.5);
}

/* ===== MOBILE MENU ===== */
@media (max-width: 900px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 10, 46, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 32px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    padding: 40px;
    border-left: 1px solid rgba(255,255,255,0.08);
  }
  .nav-links.open { right: 0; }
  .nav-toggle { display: flex; z-index: 1000; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-links a { font-size: 1.1rem; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-container { grid-template-columns: 1fr; gap: 40px; text-align: center; padding-top: 100px; }
  .hero-image-wrapper { display: none; }
  .hero-desc { max-width: 100%; margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-stats { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-image-block { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 70px 5%; }
  .features-grid { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .about-checks { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .contact-form-card { padding: 32px 24px; }
  .contact-info-card { padding: 36px 24px; }
}

@media (max-width: 480px) {
  .navbar { padding: 0 4%; }
  .section { padding: 56px 4%; }
  .hero-title { font-size: 1.9rem; }
  .hero-buttons { flex-direction: column; }
  .btn-primary, .btn-secondary { justify-content: center; }
  .page-hero { padding: 140px 5% 80px; }
  .filter-bar { justify-content: center; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .cta-banner { padding: 70px 5%; }
}

/* ===== VISUALLY HIDDEN (Screen readers only) ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== SKIP LINK (Acessibilidade) ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--primary);
  color: var(--white);
  padding: 12px 20px;
  border-radius: 0 0 8px 0;
  font-weight: 600;
  font-size: 0.9rem;
  z-index: 10000;
  transition: top 0.2s;
  text-decoration: none;
}
.skip-link:focus { top: 0; }

/* ===== HIDDEN ATTRIBUTE ===== */
[hidden] { display: none !important; }

/* ===== BADGE ACCENT (ciano) ===== */
.section-badge.badge-accent {
  background: rgba(6, 182, 212, 0.15);
  border-color: rgba(6, 182, 212, 0.3);
  color: #22d3ee;
}

/* ===== BUTTON LARGE ===== */
.btn-lg {
  font-size: 1.05rem !important;
  padding: 16px 40px !important;
}

/* ===== TEXT GRADIENT ACCENT (ciano→azul) ===== */
.text-gradient-accent {
  background: linear-gradient(90deg, #06b6d4, #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== PAGE HERO HIGHLIGHT ===== */
.page-hero .highlight {
  background: linear-gradient(90deg, #06b6d4, #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== ABOUT CHECK ICON ===== */
.about-check i {
  color: #06b6d4;
  margin-right: 8px;
  flex-shrink: 0;
}

/* ===== STAT NUM (sobre.html) ===== */
.stat-num {
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(90deg, #06b6d4, #2563eb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  line-height: 1;
}
.stat-label-sm {
  font-size: 0.88rem;
  color: var(--gray-600);
  font-weight: 600;
}

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 46, 0.85);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-box {
  background: var(--white);
  border-radius: 24px;
  padding: 40px 36px;
  max-width: 480px;
  width: 100%;
  position: relative;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.3);
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--gray-400);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.modal-close:hover { background: var(--gray-100); color: var(--gray-900); }

.modal-icon { font-size: 3rem; margin-bottom: 12px; }

.modal-course-name {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.modal-price-label {
  font-size: 0.78rem;
  color: var(--gray-400);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.modal-price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 16px;
}

.modal-desc {
  font-size: 0.85rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 24px;
}

.modal-success-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.modal-success-text {
  color: var(--gray-600);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed;
  bottom: 88px;
  right: 32px;
  width: 54px;
  height: 54px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 998;
  transition: var(--transition);
}
.whatsapp-float:hover {
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.6);
}

/* ===== NUMBERS GRID (sobre.html) ===== */
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

/* ===== FORM ERROR / SUCCESS ===== */
.form-error-msg {
  color: var(--error);
  font-size: 0.82rem;
  margin-bottom: 12px;
  padding: 10px;
  background: #fef2f2;
  border-radius: 8px;
  border: 1px solid #fecaca;
  display: none;
}
.form-error-msg.visible { display: block; }