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

/* ===================================================
   VARIÁVEIS E RESET
   =================================================== */
:root {
  --green-950: #052010;
  --green-900: #0a3018;
  --green-800: #124520;
  --green-700: #1b5e2b;
  --green-600: #246c34;
  --green-500: #2e7d3c;
  --green-400: #43a55a;
  --green-300: #66bb78;
  --green-100: #e8f5ec;
  --gold-600:  #c77800;
  --gold-500:  #f59e0b;
  --gold-400:  #fbbf24;
  --gold-300:  #fcd34d;
  --gold-100:  #fef3c7;
  --blue-700:  #1346a0;
  --blue-500:  #1565c0;
  --white:     #ffffff;
  --gray-50:   #f8fafc;
  --gray-100:  #f1f5f9;
  --gray-200:  #e2e8f0;
  --gray-300:  #cbd5e1;
  --gray-500:  #64748b;
  --gray-600:  #475569;
  --gray-700:  #334155;
  --gray-900:  #0f172a;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow:    0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 12px 32px rgba(0,0,0,.14);
  --shadow-xl: 0 24px 48px rgba(0,0,0,.18);
  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
}

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

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

body {
  font-family: 'Inter', -apple-system, sans-serif;
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }

/* ===================================================
   NAVBAR
   =================================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 0;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(10, 48, 24, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 24px rgba(0,0,0,.25);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo img { height: 50px; width: auto; }
.nav-logo span {
  font-size: .8rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .04em;
  line-height: 1.2;
  display: none;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  color: rgba(255,255,255,.85);
  font-size: .88rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover {
  color: var(--white);
  background: rgba(255,255,255,.1);
}
.nav-actions { display: flex; gap: 10px; align-items: center; }
.btn-nav-login {
  padding: 9px 20px;
  border-radius: 8px;
  font-size: .88rem;
  font-weight: 600;
  border: 2px solid rgba(255,255,255,.5);
  color: var(--white);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-nav-login:hover {
  background: var(--white);
  color: var(--green-800);
  border-color: var(--white);
}
.btn-nav-cta {
  padding: 9px 20px;
  border-radius: 8px;
  font-size: .88rem;
  font-weight: 600;
  background: var(--gold-500);
  color: var(--gray-900);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-nav-cta:hover {
  background: var(--gold-400);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245,158,11,.4);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===================================================
   HERO
   =================================================== */
.hero {
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(5,32,16,.97) 0%, rgba(18,69,32,.93) 50%, rgba(27,94,43,.88) 100%),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="60" height="60"><circle cx="30" cy="30" r="1.5" fill="rgba(255,255,255,.06)"/></svg>');
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,.12) 0%, transparent 70%);
  top: -100px; right: -100px;
  border-radius: 50%;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(46,125,60,.2) 0%, transparent 70%);
  bottom: -50px; left: -80px;
  border-radius: 50%;
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,158,11,.15);
  border: 1px solid rgba(245,158,11,.3);
  color: var(--gold-300);
  font-size: .8rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.1;
  max-width: 800px;
  margin: 0 auto 20px;
  letter-spacing: -.02em;
}
.hero-title .highlight {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,.75);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-bottom: 60px;
}
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--gold-500), var(--gold-600));
  color: var(--gray-900);
  font-size: .95rem;
  font-weight: 700;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(245,158,11,.3);
}
.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245,158,11,.45);
  background: linear-gradient(135deg, var(--gold-400), var(--gold-500));
}
.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: rgba(255,255,255,.08);
  color: var(--white);
  font-size: .95rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid rgba(255,255,255,.25);
  cursor: pointer;
  transition: all var(--transition);
  backdrop-filter: blur(8px);
}
.btn-hero-secondary:hover {
  background: rgba(255,255,255,.15);
  border-color: rgba(255,255,255,.5);
  transform: translateY(-2px);
}
.btn-hero-apostila {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  background: rgba(46,125,60,.25);
  color: var(--green-300);
  font-size: .9rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid rgba(46,125,60,.4);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-hero-apostila:hover {
  background: rgba(46,125,60,.4);
  border-color: var(--green-300);
  transform: translateY(-2px);
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: center;
}
.stat-item { text-align: center; }
.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gold-400);
  line-height: 1;
  display: block;
}
.stat-label {
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  font-weight: 500;
  margin-top: 4px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,.4);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  animation: bounce 2s infinite;
}
.hero-scroll svg { opacity: .5; }
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ===================================================
   SEÇÕES GERAIS
   =================================================== */
.section { padding: 90px 24px; }
.section-alt { background: var(--gray-50); }
.container { max-width: 1200px; margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-block;
  color: var(--green-600);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--gray-500);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}
.divider {
  width: 48px;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-500), var(--green-500));
  border-radius: 4px;
  margin: 16px auto 0;
}

/* ===================================================
   CARDS DE CURSOS
   =================================================== */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
.course-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}
.course-card-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--gray-100);
}
.course-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.course-card:hover .course-card-image img { transform: scale(1.06); }
.course-card-category {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(10,48,24,.85);
  color: var(--green-300);
  font-size: .72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: .06em;
  text-transform: uppercase;
  backdrop-filter: blur(4px);
}
.course-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.course-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.35;
  margin-bottom: 12px;
}
.course-card-desc {
  font-size: .875rem;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}
.course-card-meta {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  margin-bottom: 16px;
}
.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  color: var(--gray-500);
  font-weight: 500;
}
.meta-item svg { color: var(--green-500); flex-shrink: 0; }
.course-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.course-price {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--green-700);
}
.course-price small {
  font-size: .72rem;
  font-weight: 500;
  color: var(--gray-500);
  display: block;
  line-height: 1;
}
.btn-course {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--green-700), var(--green-600));
  color: var(--white);
  font-size: .85rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-course:hover {
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(36,108,52,.3);
}

/* ===================================================
   FILTRO DE CATEGORIAS
   =================================================== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
  justify-content: center;
}
.filter-btn {
  padding: 8px 20px;
  border-radius: 100px;
  font-size: .85rem;
  font-weight: 600;
  border: 2px solid var(--gray-200);
  color: var(--gray-600);
  background: var(--white);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--green-700);
  color: var(--white);
  border-color: var(--green-700);
}

/* ===================================================
   SOBRE / ABOUT
   =================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-image-wrap {
  position: relative;
}
.about-image-wrap::before {
  content: '';
  position: absolute;
  inset: -16px;
  background: linear-gradient(135deg, var(--green-100), var(--gold-100));
  border-radius: var(--radius-xl);
  z-index: 0;
}
.about-image-wrap img {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}
.about-content .section-title { text-align: left; }
.about-content .divider { margin: 16px 0; }
.about-text {
  color: var(--gray-600);
  line-height: 1.85;
  font-size: .95rem;
  margin-bottom: 16px;
}
.about-list {
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .92rem;
  color: var(--gray-700);
}
.about-list-icon {
  width: 22px;
  height: 22px;
  background: var(--green-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.about-list-icon svg { color: var(--green-600); }

/* ===================================================
   DESTAQUES / FEATURES
   =================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--green-300);
}
.feature-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--green-100), var(--gold-100));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.6rem;
}
.feature-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}
.feature-desc {
  font-size: .85rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ===================================================
   CTA SECTION
   =================================================== */
.cta-section {
  background: linear-gradient(135deg, var(--green-900) 0%, var(--green-700) 100%);
  padding: 80px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="80" height="80"><circle cx="40" cy="40" r="2" fill="rgba(255,255,255,.04)"/></svg>');
}
.cta-section > * { position: relative; z-index: 1; }
.cta-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -.02em;
}
.cta-subtitle {
  color: rgba(255,255,255,.75);
  font-size: 1rem;
  max-width: 480px;
  margin: 0 auto 36px;
  line-height: 1.7;
}
.btn-cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 36px;
  background: var(--gold-500);
  color: var(--gray-900);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(245,158,11,.35);
}
.btn-cta-primary:hover {
  background: var(--gold-400);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245,158,11,.5);
}

/* ===================================================
   FOOTER
   =================================================== */
footer {
  background: var(--green-950);
  color: rgba(255,255,255,.7);
  padding: 60px 24px 24px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand img { height: 50px; margin-bottom: 16px; }
.footer-brand p {
  font-size: .875rem;
  line-height: 1.7;
  max-width: 260px;
}
.footer-col h4 {
  color: var(--white);
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a {
  color: rgba(255,255,255,.6);
  font-size: .875rem;
  transition: color var(--transition);
}
.footer-col ul a:hover { color: var(--gold-400); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .82rem;
}

/* ===================================================
   PÁGINA DE DETALHES DO CURSO
   =================================================== */
.course-detail-hero {
  background: linear-gradient(135deg, var(--green-950) 0%, var(--green-800) 100%);
  padding: 120px 24px 60px;
  color: var(--white);
}
.course-detail-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  align-items: start;
}
.course-detail-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 20px;
}
.course-detail-breadcrumb a:hover { color: var(--gold-400); }
.course-detail-title {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -.02em;
}
.course-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 24px;
}
.detail-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  color: rgba(255,255,255,.75);
}
.detail-meta-item strong { color: var(--gold-300); }

/* Card de compra */
.buy-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-200);
  position: sticky;
  top: 90px;
}
.buy-card-image {
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
  aspect-ratio: 16/9;
  background: var(--gray-100);
}
.buy-card-image img { width: 100%; height: 100%; object-fit: cover; }
.buy-price-label {
  font-size: .8rem;
  color: var(--gray-500);
  font-weight: 500;
  margin-bottom: 4px;
}
.buy-price {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--green-700);
  line-height: 1;
  margin-bottom: 24px;
}
.btn-buy {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--green-700), var(--green-600));
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(36,108,52,.3);
}
.btn-buy:hover {
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(36,108,52,.4);
}
.btn-buy.purchased {
  background: linear-gradient(135deg, var(--gold-600), var(--gold-500));
  box-shadow: 0 4px 16px rgba(245,158,11,.3);
}
.btn-buy.purchased:hover {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
}
.buy-guarantee {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  color: var(--gray-500);
  margin-top: 16px;
  justify-content: center;
}
.buy-includes {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-100);
}
.buy-includes h4 {
  font-size: .85rem;
  font-weight: 700;
  color: var(--gray-700);
  margin-bottom: 12px;
}
.buy-includes ul { display: flex; flex-direction: column; gap: 10px; }
.buy-includes li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .85rem;
  color: var(--gray-600);
}
.buy-includes li svg { color: var(--green-500); flex-shrink: 0; }

.course-detail-body {
  padding: 60px 24px 80px;
}
.course-detail-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
}
.course-desc-section { margin-bottom: 48px; }
.course-desc-section h2 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gray-100);
}
.course-desc-section p {
  color: var(--gray-600);
  line-height: 1.85;
  font-size: .95rem;
  margin-bottom: 12px;
}

/* ===================================================
   LOGIN PAGE
   =================================================== */
.login-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--green-950) 0%, var(--green-800) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 90px 24px 40px;
}
.login-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 48px;
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-xl);
}
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo img { height: 60px; margin: 0 auto 12px; }
.login-logo h1 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--gray-900);
}
.login-logo p {
  font-size: .85rem;
  color: var(--gray-500);
  margin-top: 4px;
}
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  font-size: .95rem;
  font-family: inherit;
  color: var(--gray-900);
  background: var(--gray-50);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--green-500);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(46,125,60,.12);
}
.form-control.error { border-color: #ef4444; }
.btn-submit {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--green-700), var(--green-600));
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(36,108,52,.3);
}
.btn-submit:hover {
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(36,108,52,.35);
}
.alert {
  padding: 14px 16px;
  border-radius: 10px;
  font-size: .875rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.alert-error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.alert-info { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.login-footer {
  text-align: center;
  margin-top: 28px;
  font-size: .875rem;
  color: var(--gray-500);
}
.login-footer a { color: var(--green-600); font-weight: 600; }
.login-footer a:hover { color: var(--green-700); }

/* ===================================================
   PIX PAYMENT PAGE
   =================================================== */
.pix-page {
  min-height: 100vh;
  background: var(--gray-50);
  padding: 90px 24px 60px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.pix-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-200);
}
.pix-header { text-align: center; margin-bottom: 28px; }
.pix-header img { height: 50px; margin: 0 auto 16px; }
.pix-header h2 { font-size: 1.3rem; font-weight: 800; color: var(--gray-900); }
.pix-header p { font-size: .875rem; color: var(--gray-500); margin-top: 6px; }
.pix-course-info {
  background: var(--gray-50);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
  border: 1px solid var(--gray-200);
}
.pix-course-info h4 {
  font-size: .9rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 4px;
}
.pix-course-info p { font-size: .82rem; color: var(--gray-500); }
.pix-amount {
  text-align: center;
  margin-bottom: 24px;
}
.pix-amount .label { font-size: .82rem; color: var(--gray-500); }
.pix-amount .value { font-size: 2.4rem; font-weight: 900; color: var(--green-700); }
.qr-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}
.qr-wrap img {
  width: 220px;
  height: 220px;
  object-fit: contain;
  border: 3px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 10px;
}
.pix-code-label { font-size: .82rem; font-weight: 600; color: var(--gray-600); margin-bottom: 8px; }
.pix-code-wrap { position: relative; }
.pix-code {
  width: 100%;
  padding: 12px 50px 12px 14px;
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  font-size: .78rem;
  background: var(--gray-50);
  color: var(--gray-700);
  resize: none;
  font-family: 'Courier New', monospace;
  line-height: 1.5;
}
.btn-copy {
  position: absolute;
  right: 10px; top: 10px;
  background: var(--green-600);
  color: var(--white);
  border: none;
  border-radius: 6px;
  padding: 6px 12px;
  font-size: .75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-copy:hover { background: var(--green-500); }
.pix-status {
  margin-top: 24px;
  text-align: center;
  padding: 16px;
  border-radius: var(--radius);
  border: 2px solid var(--gray-200);
}
.pix-status.pending { border-color: #fbbf24; background: #fffbeb; }
.pix-status.approved { border-color: #86efac; background: #f0fdf4; }
.pix-status-icon { font-size: 2rem; margin-bottom: 8px; }
.pix-status-text { font-size: .875rem; font-weight: 600; color: var(--gray-700); }
.pix-spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 3px solid rgba(46,125,60,.2);
  border-top-color: var(--green-600);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  margin: 0 auto 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===================================================
   BREADCRUMB
   =================================================== */
.breadcrumb-bar {
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
  padding: 12px 24px;
}
.breadcrumb-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  color: var(--gray-500);
}
.breadcrumb-inner a { color: var(--green-600); font-weight: 500; }
.breadcrumb-inner a:hover { color: var(--green-700); }

/* ===================================================
   MODAL DE LOGIN
   =================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-box {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 400px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  transform: scale(.95);
  transition: transform var(--transition);
}
.modal-overlay.open .modal-box { transform: scale(1); }
.modal-box h2 { font-size: 1.3rem; font-weight: 800; color: var(--gray-900); margin-bottom: 8px; }
.modal-box p { font-size: .875rem; color: var(--gray-500); margin-bottom: 24px; }
.modal-actions { display: flex; flex-direction: column; gap: 12px; }
.btn-modal-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px;
  background: linear-gradient(135deg, var(--green-700), var(--green-600));
  color: var(--white);
  font-weight: 700;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  font-size: .95rem;
  transition: all var(--transition);
}
.btn-modal-primary:hover { background: linear-gradient(135deg, var(--green-600), var(--green-500)); }
.btn-modal-secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px;
  background: var(--gray-100);
  color: var(--gray-700);
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid var(--gray-200);
  cursor: pointer;
  font-size: .95rem;
  transition: all var(--transition);
}
.btn-modal-secondary:hover { background: var(--gray-200); }
.modal-close { float: right; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--gray-400); line-height: 1; }
.modal-close:hover { color: var(--gray-700); }

/* ===================================================
   HEADER INTERNO (páginas internas)
   =================================================== */
.page-header {
  background: linear-gradient(135deg, var(--green-950) 0%, var(--green-800) 100%);
  padding: 90px 24px 48px;
  text-align: center;
  color: var(--white);
}
.page-header h1 {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 8px;
}
.page-header p {
  color: rgba(255,255,255,.7);
  font-size: 1rem;
}

/* ===================================================
   NOTIFICAÇÃO DE SESSÃO
   =================================================== */
.user-session-bar {
  background: var(--green-900);
  color: rgba(255,255,255,.85);
  text-align: center;
  padding: 8px 16px;
  font-size: .8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.user-session-bar a {
  color: var(--gold-400);
  font-weight: 600;
}

/* ===================================================
   RESPONSIVO
   =================================================== */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-image-wrap { display: none; }
  .course-detail-grid,
  .course-detail-content { grid-template-columns: 1fr; }
  .buy-card { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: rgba(10,48,24,.97);
    padding: 20px;
    gap: 4px;
    backdrop-filter: blur(12px);
  }
  .nav-links a { padding: 12px 16px; border-radius: 8px; }
  .hamburger { display: flex; }
  .btn-nav-cta { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 60px 24px; }
  .hero { padding: 100px 20px 60px; }
  .login-card { padding: 32px 24px; }
  .pix-card { padding: 28px 20px; }
}
@media (max-width: 480px) {
  .hero-stats { gap: 24px; }
  .courses-grid { grid-template-columns: 1fr; }
}