/* ============================================
   EduLar — Public Area Styles (Landing Page)
   ============================================ */

/* ── Navbar ── */
.public-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-overlay);
  padding: var(--space-4) var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.public-nav.scrolled {
  background: var(--surface-overlay);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--space-3) var(--space-8);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--fw-black);
}

.nav-logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: var(--shadow-glow-primary);
}

.nav-logo-text {
  background: linear-gradient(135deg, #fff, var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  cursor: pointer;
}
.nav-link:hover { color: var(--text-primary); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav-mobile-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--surface-2);
  color: var(--text-secondary);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: var(--space-20) var(--space-8) var(--space-16);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 80% 60% at 50% -10%,
    hsl(246, 80%, 62%, 0.18) 0%,
    transparent 60%
  ),
  radial-gradient(
    ellipse 40% 40% at 80% 50%,
    hsl(168, 65%, 42%, 0.08) 0%,
    transparent 50%
  );
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at center, black 30%, transparent 80%);
  opacity: 0.4;
}

.hero-orb {
  position: absolute;
  border-radius: var(--radius-full);
  filter: blur(80px);
  animation: float 6s ease-in-out infinite;
}

.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: hsl(246, 80%, 62%, 0.12);
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: hsl(168, 65%, 42%, 0.08);
  bottom: 20%;
  right: 10%;
  animation-delay: 2s;
}

.hero-orb-3 {
  width: 200px;
  height: 200px;
  background: hsl(38, 92%, 58%, 0.06);
  top: 50%;
  right: 30%;
  animation-delay: 4s;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
  animation: fadeIn 0.8s ease;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-primary-subtle);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-primary-light);
  margin-bottom: var(--space-6);
  animation: borderGlow 3s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-6);
}

.hero-title-gradient {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-secondary-light) 50%, var(--color-accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% auto;
  animation: gradientShift 4s ease infinite;
}

.hero-description {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
  max-width: 620px;
  margin: 0 auto var(--space-10);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
}

.hero-social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  font-size: var(--text-sm);
  color: var(--text-muted);
  flex-wrap: wrap;
}

.social-proof-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.social-proof-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-secondary);
}

/* ── Demo Preview ── */
.hero-preview {
  position: relative;
  z-index: 1;
  margin-top: var(--space-16);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeIn 1s 0.3s ease both;
}

.preview-frame {
  background: var(--surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl), 0 0 80px hsl(246,80%,62%,0.1);
}

.preview-bar {
  background: var(--surface-3);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid var(--border-subtle);
}

.preview-dots { display: flex; gap: var(--space-2); }
.preview-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
}
.preview-dot:nth-child(1) { background: #ff5f57; }
.preview-dot:nth-child(2) { background: #ffbd2e; }
.preview-dot:nth-child(3) { background: #28ca41; }

.preview-url {
  flex: 1;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.preview-body {
  padding: var(--space-6);
  min-height: 300px;
}

/* ── Seções Gerais ── */
.section {
  padding: var(--space-20) var(--space-8);
}

.section-narrow {
  max-width: 800px;
  margin: 0 auto;
}

.section-wide {
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-subtle);
  border-radius: var(--radius-full);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: var(--fw-extrabold);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.section-description {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
  max-width: 560px;
}

/* ── How It Works ── */
.how-it-works {
  background: var(--surface-1);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-12);
  position: relative;
}

.step-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
}

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

.step-number {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--fw-black);
  color: #fff;
  box-shadow: var(--shadow-glow-primary);
}

.step-icon { font-size: 1.5rem; }

.step-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
}

.step-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--lh-relaxed);
}

/* ── Features ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-12);
}

.feature-card {
  padding: var(--space-6);
  background: var(--surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
}

.feature-card:hover {
  border-color: var(--border-default);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.feature-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-4);
}

.feature-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-2);
}

.feature-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--lh-relaxed);
}

/* ── Currículos ── */
.curricula-section {
  background: var(--surface-1);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.curricula-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-12);
}

.curricula-card {
  padding: var(--space-6);
  background: var(--surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.curricula-card:hover {
  border-color: var(--color-primary-subtle);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.curricula-emoji {
  font-size: 2.5rem;
  margin-bottom: var(--space-3);
  display: block;
}

.curricula-name {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-2);
}

.curricula-desc {
  font-size: var(--text-xs);
  color: var(--text-muted);
  line-height: var(--lh-relaxed);
}

/* ── Planos ── */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-12);
  align-items: stretch;
}

.plan-card {
  padding: var(--space-8);
  background: var(--surface-2);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.plan-card.featured {
  border-color: var(--color-primary);
  background: linear-gradient(160deg, var(--surface-3) 0%, var(--color-primary-subtle) 100%);
  box-shadow: var(--shadow-glow-primary);
  transform: scale(1.03);
}

.plan-card.featured::before {
  content: 'Mais Popular';
  position: absolute;
  top: 16px;
  right: -30px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  font-size: 0.7rem;
  font-weight: var(--fw-bold);
  padding: 4px 40px;
  transform: rotate(45deg);
  letter-spacing: 0.05em;
}

.plan-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
  color: var(--text-muted);
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
}

.plan-price-value {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: var(--fw-black);
  color: var(--text-primary);
  line-height: 1;
}

.plan-price-currency {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  font-weight: var(--fw-semibold);
}

.plan-price-period {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.plan-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
}

.plan-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.plan-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.plan-feature-icon { color: var(--color-secondary); flex-shrink: 0; }
.plan-feature-no { color: var(--text-disabled); }
.plan-feature-no .plan-feature-icon { color: var(--text-disabled); }

/* ── Testimonials ── */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-12);
}

.testimonial-card {
  padding: var(--space-6);
  background: var(--surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-4);
  right: var(--space-5);
  font-size: 4rem;
  font-family: Georgia, serif;
  color: var(--color-primary-subtle);
  line-height: 1;
}

.testimonial-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-5);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.testimonial-name {
  font-weight: var(--fw-semibold);
  font-size: var(--text-sm);
}

.testimonial-info {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

/* ── Blog ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.blog-card {
  background: var(--surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-default);
}

.blog-card-img {
  height: 180px;
  background: var(--surface-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.blog-card-body { padding: var(--space-5); }

.blog-category {
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-2);
}

.blog-title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  margin-bottom: var(--space-3);
}

.blog-meta {
  font-size: var(--text-xs);
  color: var(--text-muted);
  display: flex;
  gap: var(--space-3);
}

/* ── CTA ── */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary-subtle) 0%, var(--color-secondary-subtle) 100%);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: var(--fw-extrabold);
  margin-bottom: var(--space-4);
  line-height: var(--lh-tight);
}

.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

/* ── Footer ── */
.footer {
  background: var(--surface-1);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-12) var(--space-8) var(--space-8);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

.footer-brand { max-width: 280px; }
.footer-brand-desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--lh-relaxed);
  margin-top: var(--space-4);
}

.footer-heading {
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-link {
  font-size: var(--text-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}
.footer-link:hover { color: var(--text-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
  font-size: var(--text-xs);
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ── Login Page ── */
.login-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.login-visual {
  background: linear-gradient(160deg, hsl(246,80%,12%) 0%, hsl(237,18%,6%) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-12);
}

.login-visual-content {
  position: relative;
  z-index: 1;
  max-width: 400px;
}

.login-form-area {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  background: var(--surface-1);
}

.login-form-container {
  width: 100%;
  max-width: 400px;
}

.login-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.login-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--fw-extrabold);
  margin-bottom: var(--space-2);
}

.login-subtitle {
  color: var(--text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-8);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* ── Responsividade Pública ── */
@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .login-page { grid-template-columns: 1fr; }
  .login-visual { display: none; }
}

@media (max-width: 768px) {
  .public-nav { padding: var(--space-4); }
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }
  .section { padding: var(--space-12) var(--space-4); }
  .hero { padding: var(--space-24) var(--space-4) var(--space-12); }
  .hero-description { font-size: var(--text-lg); }
  .hero-actions { flex-direction: column; align-items: center; }
  .plan-card.featured { transform: scale(1); }
  .footer-top { grid-template-columns: 1fr; }
}