/* ==========================================================================
   AGILE LAB - Presentation Landing Page Styles
   ========================================================================== */

:root {
  --font-main: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --bg-dark: #090d16;
  --bg-surface: #111827;
  --bg-card: #1f2937;
  --border-color: #374151;

  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;

  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-secondary: #0ea5e9;

  --status-success: #10b981;
  --status-warning: #f59e0b;
  --status-danger: #ef4444;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
}

/* Announcement Top Bar */
.top-bar {
  background: linear-gradient(90deg, #4f46e5, #0ea5e9);
  color: #fff;
  text-align: center;
  padding: 0.5rem 1rem;
  font-size: 0.82rem;
  font-weight: 500;
}

/* Navigation Header */
.header {
  background-color: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 2rem;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: #fff;
  box-shadow: 0 0 16px rgba(99, 102, 241, 0.4);
}

.brand-text {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}

.brand-text span {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: #fff;
}
.btn-primary:hover {
  background-color: var(--accent-primary-hover);
}

.btn-glow {
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
}
.btn-glow:hover {
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.7);
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color);
}
.btn-secondary:hover {
  background-color: #374151;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

/* Hero Section */
.hero {
  padding: 5rem 2rem 4rem;
  text-align: center;
  background: radial-gradient(circle at 50% 20%, rgba(99, 102, 241, 0.15), transparent 60%);
}

.hero-container {
  max-width: 850px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background-color: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.4);
  color: #a5b4fc;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

.text-gradient {
  background: linear-gradient(135deg, #818cf8, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.tag-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Metrics Section */
.metrics-section {
  max-width: 1100px;
  margin: 0 auto 5rem;
  padding: 0 2rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
}

.metric-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-secondary);
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* General Section */
.section {
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-secondary);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  background-color: rgba(99, 102, 241, 0.1);
}

.feature-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* Flow Steps */
.flow-section {
  background-color: rgba(17, 24, 39, 0.5);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.flow-step {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  gap: 1rem;
  align-items: start;
}

.step-num {
  width: 36px;
  height: 36px;
  background-color: var(--accent-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.step-content p {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* CTA Section */
.cta-section {
  padding: 5rem 2rem;
  text-align: center;
}

.cta-container {
  max-width: 800px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(14, 165, 233, 0.2));
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
}

.cta-container h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.cta-container p {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* Footer */
.footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 2rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-title { font-size: 2.2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .footer-container { flex-direction: column; gap: 1rem; text-align: center; }
}