:root {
  --bg-dark: #0a0c10;
  --bg-card: #12161f;
  --bg-card-hover: #181e2b;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(56, 189, 248, 0.3);
  --primary: #0284c7;
  --primary-glow: #38bdf8;
  --accent: #a855f7;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-dark);
  color: var(--text-main);
}

/* Utilitários e Tipografia */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Announcement Top Bar */
.top-announcement {
  background: linear-gradient(90deg, #0369a1, #6366f1);
  padding: 10px 16px;
  text-align: center;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.badge-pulse {
  background: #ffffff;
  color: #0369a1;
  font-weight: 800;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
}

.announcement-link {
  color: #ffffff;
  font-weight: 600;
  text-decoration: underline;
  margin-left: 6px;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 12, 16, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo-tag {
  font-size: 0.65rem;
  padding: 2px 6px;
  background: rgba(56, 189, 248, 0.15);
  color: var(--primary-glow);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: 4px;
  font-weight: 800;
}

.nav-links {
  display: flex;
  gap: 28px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-main);
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(2, 132, 199, 0.5);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(8px);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  border-color: var(--primary-glow);
  color: var(--primary-glow);
}

.btn-lg {
  padding: 14px 30px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

/* Hero */
.hero {
  padding: 90px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.15) 0%, rgba(168, 85, 247, 0.05) 50%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-glow);
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 780px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 60px;
}

.hero-metrics {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 24px;
  background: rgba(18, 22, 31, 0.6);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  max-width: 650px;
  margin: 0 auto;
}

.metric-num {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-glow);
}

.metric-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.metric-divider {
  width: 1px;
  height: 40px;
  background: var(--border-color);
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-tag {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 8px;
  display: block;
}

.section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Category Tabs */
.category-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-main);
}

.tab-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary-glow);
  box-shadow: 0 0 15px rgba(2, 132, 199, 0.4);
}

/* Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 70px;
}

.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.25s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.tool-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.tool-card-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: inline-block;
}

.tool-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.tool-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  flex-grow: 1;
  margin-bottom: 16px;
}

.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 12px;
}

.tool-card-badge {
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--primary-glow);
  font-weight: 600;
}

.tool-card-action {
  color: var(--primary-glow);
  font-weight: 700;
}

/* Workspace / Estúdio Interativo */
.workspace-section {
  padding: 40px 0 90px;
}

.workspace-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.workspace-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
  margin-bottom: 28px;
}

.workspace-title-box {
  display: flex;
  align-items: center;
  gap: 16px;
}

.workspace-icon {
  font-size: 2.2rem;
}

.workspace-title-box h3 {
  font-size: 1.4rem;
  font-weight: 800;
}

.workspace-title-box p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.status-live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #4ade80;
  background: rgba(74, 222, 128, 0.1);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid rgba(74, 222, 128, 0.2);
}

.status-live .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 10px #4ade80;
}

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

.input-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
}

textarea, select, input[type="text"] {
  width: 100%;
  background: #090c12;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

textarea:focus, select:focus, input[type="text"]:focus {
  border-color: var(--primary-glow);
}

.options-row {
  display: flex;
  gap: 16px;
  align-items: flex-end;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.option-field {
  flex: 1;
  min-width: 200px;
}

.option-field label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.btn-generate {
  height: 46px;
  min-width: 180px;
}

/* Result Box */
.result-box {
  background: #090c12;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  min-height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.result-placeholder {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.result-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  width: 100%;
}

.result-display img {
  max-width: 100%;
  max-height: 480px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  margin-bottom: 20px;
}

.result-actions {
  display: flex;
  gap: 12px;
}

/* Pricing Grid */
.pricing-section {
  padding: 60px 0 100px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  background: linear-gradient(180deg, #161c28 0%, #11151f 100%);
  border: 2px solid var(--primary-glow);
  box-shadow: 0 20px 40px rgba(2, 132, 199, 0.2);
  transform: translateY(-8px);
}

.popular-ribbon {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, #0284c7, #8b5cf6);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: 20px;
  letter-spacing: 1px;
}

.pricing-badge {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary-glow);
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.pricing-card h3 {
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.pricing-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.price-box {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 28px;
}

.currency {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
}

.amount {
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1;
  color: var(--text-main);
}

.period {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.feature-list {
  list-style: none;
  margin-bottom: 36px;
  flex-grow: 1;
}

.feature-list li {
  font-size: 0.9rem;
  margin-bottom: 12px;
  color: #cbd5e1;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 50px 0 30px;
  background: #07090c;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 6px;
}

.footer-copy {
  width: 100%;
  text-align: center;
  font-size: 0.8rem;
  color: #64748b;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.2rem;
  }
  .hero-metrics {
    flex-direction: column;
    gap: 16px;
  }
  .metric-divider {
    display: none;
  }
  .pricing-card.featured {
    transform: none;
  }
}