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

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

:root {
  --bg-primary: #080c18;
  --bg-secondary: #0e1325;
  --bg-tertiary: #141a2e;
  --bg-surface: #1a2140;
  --bg-elevated: #1f2847;
  --border-subtle: rgba(100, 180, 200, 0.08);
  --border-default: rgba(100, 180, 200, 0.15);
  --border-strong: rgba(100, 180, 200, 0.25);
  --text-primary: #e8edf5;
  --text-secondary: #8899b4;
  --text-tertiary: #5a6a88;
  --text-inverse: #0a0e1a;
  --accent-primary: #00d4aa;
  --accent-primary-dim: rgba(0, 212, 170, 0.15);
  --accent-primary-glow: rgba(0, 212, 170, 0.3);
  --accent-secondary: #38bdf8;
  --accent-secondary-dim: rgba(56, 189, 248, 0.12);
  --accent-warn: #f59e0b;
  --accent-danger: #ef4444;
  --gradient-primary: linear-gradient(135deg, #00d4aa 0%, #38bdf8 100%);
  --gradient-bg: linear-gradient(180deg, #080c18 0%, #0e1325 100%);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(0, 212, 170, 0.15);
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --max-width: 1200px;
  --header-height: 64px;
}

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

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

ul, ol {
  list-style: none;
}

/* ===== HEADER / NAV ===== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(8, 12, 24, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  height: var(--header-height);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 48px);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  letter-spacing: -0.02em;
  color: var(--text-primary);
  flex-shrink: 0;
}

.header-logo svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.header-logo .logo-accent {
  color: var(--accent-primary);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-desktop a {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.nav-desktop a:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-desktop a.active {
  color: var(--accent-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  line-height: 1.4;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-inverse);
  box-shadow: 0 2px 12px rgba(0, 212, 170, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 4px 20px rgba(0, 212, 170, 0.4);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: var(--bg-elevated);
  border-color: var(--border-strong);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 8px 12px;
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.nav-toggle:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
  display: block;
}

/* ===== HERO ===== */

.page-hero {
  position: relative;
  padding: clamp(80px, 12vw, 160px) clamp(16px, 4vw, 48px) clamp(60px, 10vw, 120px);
  text-align: center;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(ellipse, var(--accent-primary-dim) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-grid-bg {
  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 60% 50% at 50% 40%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 40%, black 30%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}

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

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--accent-primary-dim);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}

.hero-eyebrow .dot {
  width: 6px;
  height: 6px;
  background: var(--accent-primary);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  max-width: 900px;
  margin: 0 auto 24px;
}

.hero-title .gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 40px;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-terminal {
  max-width: 680px;
  margin: 0 auto;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: left;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ef4444; }
.terminal-dot.yellow { background: #f59e0b; }
.terminal-dot.green { background: #22c55e; }

.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1.2vw, 0.875rem);
  line-height: 1.8;
  color: var(--text-secondary);
}

.terminal-body .prompt {
  color: var(--accent-primary);
}

.terminal-body .cmd {
  color: var(--text-primary);
}

.terminal-body .flag {
  color: var(--accent-secondary);
}

.terminal-body .comment {
  color: var(--text-tertiary);
}

.terminal-body .string {
  color: #fbbf24;
}

/* ===== SECTIONS ===== */

.section-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(60px, 10vw, 120px) clamp(16px, 4vw, 48px);
}

.section-wrapper--centered {
  text-align: center;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-primary);
  margin-bottom: 16px;
}

.section-heading {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.section-subheading {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 600px;
}

.section-subheading--centered {
  margin: 0 auto;
}

/* ===== CARDS ===== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 20px;
  margin-top: 48px;
}

.card-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.card-grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 900px) {
  .card-grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .card-grid--3,
  .card-grid--2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 36px);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-primary-glow), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-primary-dim);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  color: var(--accent-primary);
}

.card-icon svg {
  width: 24px;
  height: 24px;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.card-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-primary);
  transition: gap var(--transition-fast);
}

.card-link:hover {
  gap: 10px;
}

.card-link svg {
  width: 16px;
  height: 16px;
}

/* ===== FEATURE LIST ===== */

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 12px 32px;
  margin-top: 48px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
}

.feature-check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-primary-dim);
  border-radius: 50%;
  margin-top: 2px;
}

.feature-check svg {
  width: 14px;
  height: 14px;
  color: var(--accent-primary);
}

.feature-item-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.feature-item-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ===== CODE BLOCK ===== */

.code-block {
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 24px;
  overflow-x: auto;
  margin: 24px 0;
}

.code-block code {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* ===== STATS ===== */

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

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

.stat-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  margin-top: 4px;
  font-weight: 500;
}

/* ===== DIVIDER ===== */

.section-divider {
  height: 1px;
  background: var(--border-subtle);
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ===== CTA SECTION ===== */

.cta-section {
  position: relative;
  text-align: center;
  padding: clamp(60px, 10vw, 100px) clamp(16px, 4vw, 48px);
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  bottom: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, var(--accent-primary-dim) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section > * {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.cta-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== FOOTER ===== */

.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: clamp(48px, 8vw, 80px) clamp(16px, 4vw, 48px);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-brand {
  max-width: 280px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-logo svg {
  width: 28px;
  height: 28px;
}

.footer-desc {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  line-height: 1.65;
}

.footer-col-title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copyright {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-tertiary);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.footer-social a:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.footer-social svg {
  width: 18px;
  height: 18px;
}

/* ===== INLINE CODE ===== */

.inline-code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  padding: 2px 7px;
  border-radius: 4px;
  color: var(--accent-primary);
}

/* ===== BODY TEXT ===== */

.lead-paragraph {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 680px;
}

.body-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 640px;
}

/* ===== IMAGE ===== */

.hero-image {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-default);
  box-shadow: var(--shadow-lg);
}

/* ===== BADGE ===== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 100px;
  background: var(--accent-primary-dim);
  color: var(--accent-primary);
  border: 1px solid rgba(0, 212, 170, 0.15);
}

/* ===== MOBILE NAV ===== */

.nav-mobile {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-primary);
  z-index: 999;
  padding: 24px clamp(16px, 4vw, 48px);
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.nav-mobile.is-open {
  display: flex;
}

.nav-mobile a {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-mobile a:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-mobile .btn {
  margin-top: 16px;
  text-align: center;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 900px) {
  .nav-desktop {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
}

@media (max-width: 640px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .header-actions .btn-secondary {
    display: none;
  }
}
/* universal guards (not a template) */
*{box-sizing:border-box}img,svg,video{max-width:100%;height:auto}h1,h2,h3,h4,p,li,a,span,blockquote{overflow-wrap:break-word;word-break:normal}html{-webkit-text-size-adjust:100%}body{margin:0}