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

/* --- RESET & VARIABLES --- */
:root {
  --hue-primary: 205;
  --c-bg: #0B1120;       /* Deep Slate 900 */
  --c-surface: #151F32;  /* Deep Slate 800 */
  --c-border: #1E293B;   /* Deep Slate 700 */
  --c-text-main: #F8FAFC; /* Slate 50 */
  --c-text-muted: #94A3B8; /* Slate 400 */
  
  --c-accent: #38BDF8;   /* Electric Blue 400 */
  --c-accent-hover: #0EA5E9; /* Electric Blue 500 */
  --c-lime: #A3E635;     /* Neon Lime 400 */
  
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --container-width: 1200px;
  --container-pad-x: clamp(1.5rem, 5vw, 4rem);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px -5px rgba(56, 189, 248, 0.15);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background-color: var(--c-bg);
  color: var(--c-text-main);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--c-text-main);
}

h1 { font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw + 1rem, 3rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.25rem, 2vw + 0.5rem, 1.75rem); margin-bottom: 0.75rem; }

p {
  color: var(--c-text-muted);
  margin-bottom: 1.5rem;
  max-width: 65ch;
}

.text-accent { color: var(--c-accent); }
.text-lime { color: var(--c-lime); }
.text-lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: #CBD5E1; /* Slate 300 */
}

/* --- UTILITIES --- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--container-pad-x);
}

.grid-auto {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--c-accent);
  color: #0F172A; /* Dark text on bright blue for contrast */
  box-shadow: 0 0 15px -3px rgba(56, 189, 248, 0.4);
}

.btn-primary:hover {
  background-color: var(--c-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 25px -5px rgba(56, 189, 248, 0.6);
}

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

.btn-outline:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

/* --- HEADER & NAV --- */
.top-bar {
  background-color: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  padding: 0.5rem 0;
  font-size: 0.875rem;
  color: var(--c-text-muted);
}

.top-bar__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar__link {
  color: var(--c-lime);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.top-bar__link:hover {
  color: #fff;
}

.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 1rem 0;
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--c-text-main);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo svg {
  width: 32px;
  height: 32px;
  fill: var(--c-accent);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

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

.nav-link:hover, .nav-link.active {
  color: var(--c-accent);
}

/* Mobile Nav Toggle (Hidden on desktop) */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--c-text-main);
  font-size: 1.5rem;
}

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

/* --- HERO SECTION --- */
.hero {
  padding: clamp(4rem, 10vh, 8rem) 0;
  background: radial-gradient(circle at top right, rgba(56, 189, 248, 0.1), transparent 40%),
              radial-gradient(circle at bottom left, rgba(163, 230, 53, 0.05), transparent 40%);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-block;
  background: rgba(56, 189, 248, 0.1);
  color: var(--c-accent);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-visual {
  position: relative;
  height: 100%;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  box-shadow: 0 20px 50px -10px rgba(0,0,0,0.5);
  /* Placeholder gradient if no image */
  background: linear-gradient(135deg, var(--c-surface) 0%, var(--c-bg) 100%);
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-buttons { justify-content: center; }
  .hero-visual { min-height: 300px; }
}

/* --- CARDS & FEATURES --- */
.feature-section {
  padding: 6rem 0;
  background-color: var(--c-bg);
}

.feature-card {
  background-color: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 2.5rem;
  border-radius: var(--radius-md);
  transition: transform 0.3s ease, border-color 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--c-accent);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: rgba(56, 189, 248, 0.1);
  color: var(--c-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

/* --- STATS --- */
.stats-section {
  padding: 4rem 0;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  background-color: rgba(21, 31, 50, 0.5);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--c-text-main);
  line-height: 1;
  margin-bottom: 0.5rem;
  background: -webkit-linear-gradient(0deg, var(--c-accent), var(--c-lime));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 1rem;
  color: var(--c-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- FAQ --- */
.faq-section {
  padding: 6rem 0;
}

.faq-item {
  border-bottom: 1px solid var(--c-border);
  padding: 1.5rem 0;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--c-text-main);
  font-size: 1.25rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0;
}

.faq-answer {
  margin-top: 1rem;
  color: var(--c-text-muted);
  max-width: 90%;
}

/* --- CTA BAND --- */
.cta-band {
  padding: 5rem 0;
}

.cta-card {
  background: linear-gradient(135deg, var(--c-surface), #0F172A);
  border: 1px solid var(--c-accent);
  border-radius: var(--radius-lg);
  padding: 4rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.cta-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-lime), var(--c-accent), transparent);
}

/* --- FOOTER --- */
.site-footer {
  background-color: var(--c-surface);
  border-top: 1px solid var(--c-border);
  padding: 4rem 0 2rem;
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.875rem;
  max-width: 300px;
}

.footer-col h4 {
  color: var(--c-text-main);
  margin-bottom: 1.25rem;
  font-size: 1rem;
}

.footer-links {
  list-style: none;
}

.footer-links li { margin-bottom: 0.75rem; }

.footer-links a {
  color: var(--c-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid var(--c-border);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--c-text-muted);
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}body{margin:0}*{box-sizing:border-box}img,svg,video{max-width:100%;height:auto}