:root {
  --bg-primary: #090d16;
  --bg-secondary: #0f172a;
  --bg-card: #1e293b;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-emerald: #10b981;
  --accent-emerald-hover: #059669;
  --accent-blue: #3b82f6;
  --border-color: #334155;
  --terminal-bg: #0b1120;
  --font-main: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-card: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --border-color: #e2e8f0;
  --terminal-bg: #1e293b;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.2s, color 0.2s;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Top Announcement Bar */
.top-announcement-bar {
  background: linear-gradient(90deg, #064e3b 0%, #065f46 50%, #047857 100%);
  border-bottom: 1px solid rgba(16, 185, 129, 0.4);
  padding: 8px 16px;
  text-align: center;
  font-size: 13px;
  color: #ecfdf5;
}

.announcement-content {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.announcement-badge {
  background: #10b981;
  color: #022c22;
  font-size: 10px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 12px;
  letter-spacing: 0.5px;
}

.pill-action-btn {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.4);
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.pill-action-btn:hover {
  background: rgba(255, 255, 255, 0.35);
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(51, 65, 85, 0.5);
  padding: 14px 0;
}

[data-theme="light"] .navbar {
  background: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 800;
}

.brand-icon {
  background: var(--accent-emerald);
  color: #042f2e;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.pro-badge {
  background: #0284c7;
  color: #ffffff;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 6px;
}

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

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--accent-emerald);
}

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

.icon-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.icon-btn:hover {
  border-color: var(--accent-emerald);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent-emerald);
  color: #042f2e;
  border: 1px solid var(--accent-emerald);
}

.btn-primary:hover {
  background: var(--accent-emerald-hover);
  color: #ffffff;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--accent-emerald);
}

.btn-large {
  padding: 12px 28px;
  font-size: 15px;
}

.btn-block {
  width: 100%;
  padding: 12px;
}

.btn-small {
  padding: 4px 10px;
  font-size: 11px;
}

/* Hero */
.hero-section {
  padding: 70px 0 50px;
  text-align: center;
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  color: #10b981;
  margin-bottom: 20px;
}

.pill-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-emerald);
  border-radius: 50%;
}

.hero-title {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  max-width: 800px;
  margin-bottom: 18px;
}

.gradient-text {
  color: var(--accent-emerald);
}

.hero-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 28px;
}

.hero-cta-group {
  display: flex;
  gap: 14px;
  margin-bottom: 30px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-proof {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.avatar-group {
  display: flex;
}

.avatar {
  background: var(--bg-card);
  border: 2px solid var(--bg-primary);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: -6px;
}

/* Playground Section */
.playground-section {
  padding: 60px 0;
  background: var(--bg-secondary);
}

.playground-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
}

.playground-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 20px;
}

.playground-tab {
  font-size: 13px;
  font-weight: 700;
  color: #ffffff;
}

.playground-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: #6ee7b7;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: #10b981;
  border-radius: 50%;
}

.playground-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.form-col {
  flex: 1;
  min-width: 240px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

select, textarea, input[type="text"] {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  outline: none;
  font-family: inherit;
}

select:focus, textarea:focus, input:focus {
  border-color: var(--accent-emerald);
}

.playground-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.counter-badge {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  color: #94a3b8;
  margin-left: auto;
}

/* Output Terminal */
.output-terminal {
  background: var(--terminal-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  margin-top: 10px;
}

.terminal-bar {
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.3);
  padding: 8px 12px;
  gap: 6px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ef4444; }
.terminal-dot.yellow { background: #f59e0b; }
.terminal-dot.green { background: #10b981; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #94a3b8;
  margin-left: 8px;
}

.terminal-copy-btn {
  margin-left: auto;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #cbd5e1;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10px;
  cursor: pointer;
}

.output-terminal pre {
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #34d399;
  line-height: 1.5;
  max-height: 220px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* Dashboard Section */
.dashboard-section {
  padding: 70px 0;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: 10px;
}

.metric-title {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
}

.metric-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.metric-change {
  font-size: 11px;
  font-weight: 600;
}

.metric-change.positive { color: #10b981; }
.metric-change.neutral { color: #94a3b8; }

/* API Key Widget */
.api-key-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: 10px;
}

.widget-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.widget-header h3 {
  font-size: 14px;
  font-weight: 700;
}

.key-display-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-primary);
  padding: 10px 14px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.key-label {
  font-size: 11px;
  color: var(--text-secondary);
}

.key-display-box code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #38bdf8;
  flex: 1;
}

.pill-btn {
  background: #334155;
  color: #ffffff;
  border: none;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 10px;
  cursor: pointer;
}

.pill-btn:hover {
  background: #475569;
}

/* Features */
.features-section {
  padding: 70px 0;
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-title {
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 8px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 15px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 26px;
  border-radius: 12px;
  transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-emerald);
}

.feature-icon {
  font-size: 26px;
  margin-bottom: 12px;
}

.feature-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 13px;
}

/* Pricing */
.pricing-section {
  padding: 70px 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  max-width: 780px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 32px;
  border-radius: 12px;
  position: relative;
}

.pricing-featured {
  border-color: var(--accent-emerald);
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.15);
}

.featured-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--accent-emerald);
  color: #042f2e;
  font-size: 10px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 12px;
}

.tier-name {
  font-size: 18px;
  font-weight: 700;
  display: block;
  margin-bottom: 10px;
}

.tier-price {
  margin-bottom: 8px;
}

.price-val {
  font-size: 36px;
  font-weight: 800;
}

.price-cycle {
  color: var(--text-secondary);
  font-size: 13px;
  margin-left: 4px;
}

.tier-desc {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 20px;
}

.tier-features {
  list-style: none;
  margin-bottom: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tier-features li {
  font-size: 13px;
  color: var(--text-secondary);
}

/* FAQ */
.faq-section {
  padding: 70px 0;
  background: var(--bg-secondary);
}

.faq-container {
  max-width: 720px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: 8px;
}

.faq-question {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.faq-answer {
  font-size: 13px;
  color: var(--text-secondary);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 26px 0;
  font-size: 12px;
  color: var(--text-secondary);
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  width: 100%;
  max-width: 440px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--border-color);
}

.modal-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 15px;
}

.close-btn {
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--text-secondary);
  cursor: pointer;
}

.modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.payment-summary {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 14px;
  border-radius: 8px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  margin-bottom: 4px;
}

.summary-subtext {
  font-size: 11px;
  color: #10b981;
}

.success-toast {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid #10b981;
  color: #6ee7b7;
  padding: 12px;
  border-radius: 6px;
  font-size: 12px;
  text-align: center;
  margin-top: 6px;
}