:root {
  --bg: #000;
  --text: #fff;
  --text-muted: #888;
  --primary: #fff;
  --primary-hover: #ccc;
  --border-light: rgba(255,255,255,0.15);
  --border-dark: rgba(255,255,255,0.05);
  --panel-bg: rgba(255, 255, 255, 0.03);
  --glass-bg: rgba(0, 0, 0, 0.7);
  --gradient-text-start: #fff;
  --gradient-text-end: #888;
  --terminal-bg: #000;
  --terminal-header: #111;
  --overlay-gradient: #111;
  --bg-mesh-color: rgba(255,255,255,0.03);
}

[data-theme="light"] {
  --bg: #FAFAFA;
  --text: #111;
  --text-muted: #666;
  --primary: #000;
  --primary-hover: #333;
  --border-light: rgba(0,0,0,0.12);
  --border-dark: rgba(0,0,0,0.06);
  --panel-bg: rgba(255, 255, 255, 0.7);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --gradient-text-start: #111;
  --gradient-text-end: #666;
  --terminal-bg: #1e1e1e;
  --terminal-header: #2d2d2d;
  --overlay-gradient: #FAFAFA;
  --bg-mesh-color: rgba(0,0,0,0.04);
}

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

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  overflow-x: hidden;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 24px; height: 24px;
  background: var(--primary);
  border-radius: 50%;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}

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

.btn-outline {
  border: 1px solid var(--border-light);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  color: var(--text) !important;
}

.btn-outline:hover {
  background: var(--text);
  color: var(--bg) !important;
}

.btn-primary {
  background: var(--primary);
  color: var(--bg);
  border: none;
  padding: 0.75rem 1.25rem;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

/* Background Effects */
.bg-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
  z-index: -1;
  pointer-events: none;
}

.bg-mesh {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: 
    linear-gradient(to right, var(--bg-mesh-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--bg-mesh-color) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: -2;
  mask-image: radial-gradient(circle at center, black, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at center, black, transparent 80%);
}

/* Layout */
.section {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
}

.badge {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  border: 1px solid var(--border-light);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(4px);
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.05em;
  margin-bottom: 1.5rem;
  max-width: 900px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 650px;
  margin-bottom: 3rem;
  line-height: 1.6;
}

.gradient-text {
  background: linear-gradient(135deg, var(--gradient-text-start) 0%, var(--gradient-text-end) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Funnel Container */
.funnel-container {
  width: 100%;
  max-width: 600px;
  position: relative;
  min-height: 120px;
}

.funnel-step {
  position: absolute;
  top: 0; left: 0; right: 0;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
  transform: translateY(10px);
}

.funnel-step.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.search-box {
  display: flex;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 0.5rem;
  align-items: center;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
  transition: border-color 0.3s;
}

.search-box:focus-within {
  border-color: #555;
}

.search-icon {
  color: var(--text-muted);
  margin: 0 1rem;
}

.search-box input, .search-box select {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 1.1rem;
  outline: none;
  padding: 0.5rem 0;
}

.search-box select {
  flex: 0.5;
  border-left: 1px solid var(--border-dark);
  padding-left: 1rem;
  margin-right: 1rem;
  appearance: none;
}

/* Terminal */
.terminal {
  background: var(--terminal-bg);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  overflow: hidden;
  text-align: left;
  box-shadow: 0 20px 40px rgba(0,0,0,0.6);
}

.terminal-header {
  background: var(--terminal-header);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-dark);
}

.dots { display: flex; gap: 6px; margin-right: 1rem; }
.dots span { width: 10px; height: 10px; border-radius: 50%; background: #333; }
.dots span:nth-child(1) { background: #ff5f56; }
.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #27c93f; }

.terminal-title {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-family: monospace;
}

.terminal-body {
  padding: 1.5rem;
  font-family: Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  color: #a0a0a0;
  line-height: 1.6;
  height: 250px;
  overflow-y: auto;
}

/* Success Card */
.success-card {
  background: var(--panel-bg);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
  backdrop-filter: blur(10px);
}

.success-icon {
  width: 64px; height: 64px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.success-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.success-card p {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

/* Bento Grid Features */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 250px);
  gap: 1.5rem;
}

.bento-item {
  background: var(--panel-bg);
  border: 1px solid var(--border-dark);
  border-radius: 20px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.bento-item:hover {
  border-color: var(--border-light);
}

.bento-item.large {
  grid-column: span 2;
  background: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(0,0,0,0) 100%);
}

.bento-icon {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  display: inline-block;
}

.bento-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.bento-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.bento-visual {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 150px;
  opacity: 0.5;
}

/* Workflow Steps */
.workflow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

.workflow-step {
  text-align: center;
  position: relative;
  padding: 2rem;
  background: var(--panel-bg);
  border: 1px solid var(--border-dark);
  border-radius: 16px;
}

.step-num {
  width: 40px; height: 40px;
  background: var(--text);
  color: var(--bg);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  margin: 0 auto 1.5rem;
}

.workflow-step h4 {
  font-size: 1.2rem; margin-bottom: 0.5rem;
}

.workflow-step p {
  color: var(--text-muted); font-size: 0.95rem;
}

/* Showcase Mockup */
.showcase-container {
  margin-top: 3rem;
  background: var(--panel-bg);
  border: 1px solid var(--border-dark);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0,0,0,0.5);
  position: relative;
}

.browser-header {
  height: 40px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border-dark);
  display: flex;
  align-items: center;
  padding: 0 1rem;
}

.browser-url {
  background: rgba(0,0,0,0.5);
  border-radius: 6px;
  border: 1px solid var(--border-dark);
  flex: 1;
  height: 24px;
  max-width: 400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.showcase-body {
  height: 480px;
  position: relative;
  background: url('https://images.unsplash.com/photo-1517248135467-4c7edcad34c4?auto=format&fit=crop&w=1200&q=80') center/cover;
}

.showcase-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--overlay-gradient), transparent);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 3rem;
}

.showcase-badge {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  display: inline-block;
  font-size: 0.8rem;
  margin-bottom: 1rem;
  width: max-content;
  border: 1px solid rgba(255,255,255,0.2);
}

.showcase-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  text-shadow: 0 4px 20px rgba(0,0,0,0.8);
}

/* Sector Grid Showcase */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 3rem;
}

.sector-card {
  background: var(--panel-bg);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  color: var(--text-muted);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
}

.sector-card:hover {
  background: var(--border-dark);
  border-color: var(--border-light);
  color: var(--text);
  transform: translateY(-2px);
}

.sector-card svg {
  width: 28px;
  height: 28px;
  opacity: 0.8;
  margin-bottom: 0.25rem;
}

.sector-card:hover svg {
  opacity: 1;
}

.sector-card span {
  font-size: 0.9rem;
  font-weight: 500;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-dark);
  padding: 4rem 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4rem;
}

@media (max-width: 900px) {
  .hero-title { font-size: 2.5rem; }
  .bento-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  .bento-item.large { grid-column: span 1; }
  .workflow-grid { grid-template-columns: 1fr; }
  .nav-links a:not(.btn-outline) { display: none; }
  .search-box { flex-direction: column; gap: 0.5rem; padding: 1rem; }
  .search-box select { border-left: none; border-top: 1px solid var(--border-dark); padding-left: 0; padding-top: 0.5rem; margin: 0;}
}