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

:root {
  --bg-deep: #080A0F;
  --bg-panel: #0E121A;
  --bg-card: #121824;
  --border-color: rgba(120, 140, 190, 0.12);
  --text-primary: #EEF2F8;
  --text-muted: #8A93A8;
  --text-faint: #5C6675;
  
  --accent-blue: #70A8FF;
  --accent-blue-hover: #4D8DF0;
  --accent-gold: #E8A048;
  --accent-gold-hover: #C0883F;
  
  /* Agent Swarm Color Coding */
  --color-coordinator: #2F6FE8;
  --color-quizmaster: #F8B113;
  --color-researcher: #10A5B5;
  --color-guardrail: #9A4DE6;
  --color-insights: #3FA06E;
  --color-coral: #E83B3B;
  
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-title: 'Outfit', var(--font-sans);
  --font-arabic: 'IBM Plex Sans Arabic', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-btn: 12px;
  --radius-card: 16px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  background-color: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

/* Background Gradients */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: 
    radial-gradient(circle at 10% 20%, rgba(47, 111, 232, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(232, 160, 72, 0.05) 0%, transparent 40%);
  z-index: -1;
  pointer-events: none;
}

/* General Typography & Headers */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  line-height: 1.2;
  margin-bottom: 12px;
}

p {
  color: var(--text-muted);
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--accent-blue-hover);
}

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px auto;
}

.section-header p {
  font-size: 1.1rem;
  margin-top: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  gap: 8px;
}

.btn-primary {
  background-color: var(--accent-gold);
  color: #0B0D12;
}

.btn-primary:hover {
  background-color: var(--accent-gold-hover);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-primary);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* Glassmorphism Card Panels */
.glass-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(8, 10, 15, 0.7);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  height: 72px;
  display: flex;
  align-items: center;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo .title {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.logo .title span {
  color: var(--accent-gold);
}

.logo .subtitle {
  font-family: var(--font-arabic);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-top: 2px;
}

nav {
  display: flex;
  gap: 28px;
}

nav a {
  color: var(--text-muted);
  font-size: 14.5px;
  font-weight: 500;
}

nav a:hover, nav a.active {
  color: var(--text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Hero Section */
.hero {
  padding-top: 180px;
  padding-bottom: 120px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 span {
  color: var(--accent-blue);
  background: linear-gradient(135deg, var(--accent-blue) 0%, #B8D6FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.15rem;
  margin: 24px 0 36px 0;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-mockup {
  position: relative;
  width: 100%;
}

.hero-graphic {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-card);
  background: linear-gradient(135deg, #121824 0%, #1e293b 100%);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

/* Wedge Demo Simulator (Deep Custom Widget) */
.simulator-container {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 20px;
  height: 600px;
  overflow: hidden;
  padding: 8px;
}

/* Simulator Sidebar */
.sim-sidebar {
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding-right: 8px;
}

.sim-sidebar h3 {
  font-size: 15px;
  margin: 12px;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.curriculum-picker {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.curriculum-option {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 14px;
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
}

.curriculum-option:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(120, 140, 190, 0.3);
}

.curriculum-option.active {
  background: rgba(112, 168, 255, 0.08);
  border-color: var(--accent-blue);
}

.curriculum-option .title {
  font-weight: 600;
  font-size: 13.5px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.curriculum-option .meta {
  font-size: 11px;
  color: var(--text-muted);
}

.textbook-viewer {
  flex: 1;
  background: #090B10;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  padding: 16px;
  overflow-y: auto;
  font-size: 12px;
  color: var(--text-muted);
  position: relative;
}

.textbook-viewer h4 {
  color: var(--text-primary);
  font-size: 14px;
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 6px;
}

.textbook-highlight {
  background: rgba(112, 168, 255, 0.15);
  border-bottom: 1.5px dashed var(--accent-blue);
  color: #fff;
  padding: 1px 2px;
  cursor: help;
  transition: var(--transition);
}

.textbook-highlight.active {
  background: rgba(232, 160, 72, 0.25);
  border-color: var(--accent-gold);
}

/* Simulator Chat Pane */
.sim-chat-pane {
  display: flex;
  flex-direction: column;
  background: #0A0D14;
  border-radius: 12px;
  height: 100%;
}

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

.chat-header .tutor-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chat-header .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-gold) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
  color: #000;
}

.chat-header .status {
  font-size: 12px;
  color: var(--color-insights);
  display: flex;
  align-items: center;
  gap: 5px;
}

.chat-header .status::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-insights);
  border-radius: 50%;
  display: inline-block;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.msg {
  display: flex;
  flex-direction: column;
  max-width: 85%;
  animation: fadeIn 0.3s ease;
}

.msg.student {
  align-self: flex-end;
}

.msg.tutor {
  align-self: flex-start;
}

.msg .bubble {
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 13.5px;
}

.msg.student .bubble {
  background: var(--accent-blue);
  color: #000;
  font-weight: 500;
  border-bottom-right-radius: 2px;
}

.msg.tutor .bubble {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-bottom-left-radius: 2px;
}

.msg .sender {
  font-size: 11px;
  color: var(--text-faint);
  margin-bottom: 4px;
  margin-left: 4px;
}

.msg.student .sender {
  text-align: right;
  margin-right: 4px;
}

/* Citation Chip */
.citation {
  background: rgba(112, 168, 255, 0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(112, 168, 255, 0.3);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 10.5px;
  font-weight: 600;
  cursor: pointer;
  margin-left: 4px;
  display: inline-flex;
  align-items: center;
  transition: var(--transition);
}

.citation:hover {
  background: var(--accent-blue);
  color: #000;
}

/* Interactive Quiz elements in Chat */
.quiz-card {
  margin-top: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.quiz-card .question {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-primary);
}

.quiz-option {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 12px;
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
  color: var(--text-muted);
}

.quiz-option:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
}

.quiz-option.correct {
  background: rgba(63, 160, 110, 0.15);
  border-color: var(--color-insights);
  color: #fff;
}

.quiz-option.incorrect {
  background: rgba(232, 59, 59, 0.1);
  border-color: var(--color-coral);
  color: #fff;
}

.chat-input-area {
  border-top: 1px solid var(--border-color);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.suggested-prompts {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.prompt-pill {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 11.5px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-muted);
}

.prompt-pill:hover {
  background: rgba(112, 168, 255, 0.06);
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

.chat-input-row {
  display: flex;
  gap: 10px;
}

.chat-input-row input {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 12px 16px;
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
}

.chat-input-row input:focus {
  outline: none;
  border-color: var(--accent-blue);
}

/* Swarm Visualizer Grid */
.swarm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.swarm-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  padding: 24px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.swarm-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--card-accent);
}

.swarm-card:hover, .swarm-card.active {
  transform: translateY(-5px);
  border-color: var(--card-accent);
  box-shadow: 0 10px 24px rgba(0,0,0,0.2);
}

.swarm-card .icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
  border: 1px solid var(--border-color);
}

.swarm-card.active .icon-wrap {
  background: var(--card-accent);
  border-color: transparent;
  color: #000;
}

.swarm-card h3 {
  font-size: 16px;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.swarm-card p {
  font-size: 12.5px;
}

.swarm-display {
  background: #090B10;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.swarm-display h4 {
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.swarm-display blockquote {
  font-size: 13.5px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  border-left: 2px solid var(--accent-color);
  padding-left: 14px;
  margin-top: 12px;
}

/* Operations Log Terminal */
.terminal {
  background: #07090D;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  font-family: var(--font-mono);
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0,0,0,0.5);
}

.terminal-header {
  background: #0E121A;
  border-bottom: 1px solid var(--border-color);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.terminal-header .dots {
  display: flex;
  gap: 6px;
}

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

.terminal-header .dot.red { background: #ff5f56; }
.terminal-header .dot.yellow { background: #ffbd2e; }
.terminal-header .dot.green { background: #27c93f; }

.terminal-header .title {
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.05em;
}

.terminal-body {
  padding: 20px;
  height: 350px;
  overflow-y: auto;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.terminal-row {
  display: flex;
  gap: 12px;
  animation: fadeIn 0.2s ease;
  line-height: 1.5;
}

.terminal-row .time { color: var(--text-faint); }
.terminal-row .actor { color: var(--accent-blue); }
.terminal-row .event { color: var(--accent-gold); }
.terminal-row .msg { color: var(--text-muted); max-width: 100%; }

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.pricing-card {
  padding: 40px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card.premium {
  border-color: var(--accent-gold);
}

.pricing-card.premium::after {
  content: 'LIMITED PILOT SEED';
  position: absolute;
  top: 18px;
  right: 18px;
  background: var(--accent-gold);
  color: #000;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 4px;
}

.pricing-card h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.pricing-card .price {
  font-size: 36px;
  font-family: var(--font-title);
  font-weight: 800;
  margin: 20px 0;
  color: var(--text-primary);
  display: flex;
  align-items: baseline;
}

.pricing-card .price span {
  font-size: 14px;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-weight: 400;
}

.pricing-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 40px;
  flex: 1;
}

.pricing-card ul li {
  font-size: 13.5px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-card ul li::before {
  content: '✓';
  color: var(--accent-blue);
  font-weight: 800;
}

.pricing-card.premium ul li::before {
  color: var(--accent-gold);
}

/* Moat Feature Grid */
.moat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.moat-feature-card {
  padding: 30px;
}

.moat-feature-card h3 {
  font-size: 18px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.moat-feature-card p {
  font-size: 13.5px;
}

/* Lead Capture Form */
.pilot-form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pilot-form input, .pilot-form textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 14px 18px;
  border-radius: var(--radius-btn);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
}

.pilot-form input:focus, .pilot-form textarea:focus {
  outline: none;
  border-color: var(--accent-gold);
}

/* Toast Notification */
.toast-msg {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-panel);
  border: 1px solid var(--accent-gold);
  padding: 16px 24px;
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 13.5px;
  font-weight: 500;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 1000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Scaling */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: 140px;
    text-align: center;
  }
  .hero-content p {
    margin: 20px auto 30px auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .simulator-container {
    grid-template-columns: 1fr;
    height: auto;
    max-height: 85vh;
  }
  .sim-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-right: 0;
    padding-bottom: 16px;
    height: 180px;
  }
  nav {
    display: none; /* Mobile menu can be added later or keep simple */
  }
}