/* Tvrtko AI Demo Pages — Branded Styles matching tvrtko.ai homepage */

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

:root {
  --tvrtko-blue-dark: #1a365d;
  --tvrtko-blue: #2563eb;
  --tvrtko-blue-light: #3b82f6;
  --tvrtko-orange: #f97316;
  --tvrtko-orange-hover: #ea580c;
  --tvrtko-teal: #115e59;
  --tvrtko-bg: #f9fafb;
  --tvrtko-text: #1f2937;
  --tvrtko-text-light: #6b7280;
  --tvrtko-border: #e5e7eb;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--tvrtko-text);
  background: var(--tvrtko-bg);
  min-height: 100vh;
}

a { color: var(--tvrtko-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

/* === NAV BAR === */
.tvrtko-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 2rem;
  background: var(--tvrtko-blue-dark);
  position: sticky;
  top: 0;
  z-index: 50;
}

.tvrtko-nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: #fff;
  font-weight: 700;
  font-size: 1.125rem;
}

.tvrtko-nav-logo img {
  height: 2rem;
  width: auto;
}

.tvrtko-nav-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.tvrtko-nav-links a {
  color: rgba(255,255,255,0.8);
  font-size: 0.875rem;
  text-decoration: none;
  padding: 0.375rem 0.75rem;
  border-radius: 0.375rem;
  transition: all 0.15s;
}

.tvrtko-nav-links a:hover {
  color: #fff;
  text-decoration: none;
}

.tvrtko-btn-orange {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1.25rem;
  background: var(--tvrtko-orange);
  color: #fff !important;
  border: none;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  text-decoration: none !important;
}

.tvrtko-btn-orange:hover {
  background: var(--tvrtko-orange-hover);
}

/* === HERO === */
.tvrtko-hero {
  background: linear-gradient(135deg, var(--tvrtko-blue-dark) 0%, #1e3a5f 30%, var(--tvrtko-blue) 100%);
  color: #fff;
  text-align: center;
  padding: 3.5rem 2rem;
  position: relative;
  overflow: hidden;
}

.tvrtko-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(59,130,246,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.tvrtko-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  background: rgba(255,255,255,0.1);
  border-radius: 9999px;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}

.tvrtko-hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
}

.tvrtko-hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  position: relative;
}

.tvrtko-hero h1 .accent {
  color: var(--tvrtko-orange);
}

.tvrtko-hero p {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

.tvrtko-hero-questions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tvrtko-hero-questions span {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.6);
}

.tvrtko-hero-questions button {
  padding: 0.375rem 0.875rem;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
  border-radius: 9999px;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.9);
  cursor: pointer;
  transition: all 0.15s;
  backdrop-filter: blur(4px);
}

.tvrtko-hero-questions button:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.4);
}

/* === AI SECTION === */
.tvrtko-ai-section {
  max-width: 900px;
  margin: -2rem auto 2rem;
  padding: 0 2rem;
  position: relative;
  z-index: 10;
}

.tvrtko-ai-widget {
  background: #fff;
  border-radius: 0.75rem;
  box-shadow: 0 4px 24px rgba(0,0,0,0.1);
  overflow: hidden;
  min-height: 500px;
}

/* === FEATURES GRID === */
.tvrtko-features {
  max-width: 1100px;
  margin: 3rem auto;
  padding: 0 2rem;
}

.tvrtko-features-header {
  text-align: center;
  margin-bottom: 2rem;
}

.tvrtko-features-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--tvrtko-text);
  margin-bottom: 0.5rem;
}

.tvrtko-features-header p {
  color: var(--tvrtko-text-light);
  font-size: 0.9375rem;
}

.tvrtko-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.tvrtko-feature-card {
  background: #fff;
  border: 1px solid var(--tvrtko-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: all 0.15s;
}

.tvrtko-feature-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}

.tvrtko-feature-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.tvrtko-feature-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--tvrtko-text);
  margin-bottom: 0.375rem;
}

.tvrtko-feature-card p {
  font-size: 0.8125rem;
  color: var(--tvrtko-text-light);
  line-height: 1.5;
}

/* === STATS BAR === */
.tvrtko-stats {
  background: var(--tvrtko-blue-dark);
  padding: 2rem;
}

.tvrtko-stats-inner {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  text-align: center;
}

.tvrtko-stat-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
}

.tvrtko-stat-label {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.7);
  margin-top: 0.25rem;
}

/* === CTA SECTION === */
.tvrtko-cta {
  text-align: center;
  padding: 3rem 2rem;
  background: #fff;
}

.tvrtko-cta h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.tvrtko-cta p {
  color: var(--tvrtko-text-light);
  margin-bottom: 1.5rem;
}

/* === INDEX PAGE — CARD GRID === */
.tvrtko-index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  max-width: 900px;
  margin: -2rem auto 3rem;
  padding: 0 2rem;
  position: relative;
  z-index: 10;
}

.tvrtko-index-card {
  background: #fff;
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  text-decoration: none;
  color: inherit;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
}

.tvrtko-index-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  transform: translateY(-3px);
  text-decoration: none;
}

.tvrtko-index-card-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.tvrtko-index-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--tvrtko-text);
  margin-bottom: 0.5rem;
}

.tvrtko-index-card p {
  font-size: 0.875rem;
  color: var(--tvrtko-text-light);
  margin-bottom: 1rem;
  flex: 1;
}

.tvrtko-index-card .tvrtko-badge {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  background: #ecfdf5;
  color: #059669;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  align-self: flex-start;
}

/* === FOOTER === */
.tvrtko-footer {
  background: var(--tvrtko-blue-dark);
  padding: 1.5rem 2rem;
  text-align: center;
}

.tvrtko-footer p {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
}

.tvrtko-footer a {
  color: rgba(255,255,255,0.7);
}

.tvrtko-footer-disclaimer {
  font-size: 0.6875rem !important;
  margin-top: 0.25rem;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .tvrtko-nav { padding: 0.75rem 1rem; }
  .tvrtko-hero { padding: 2.5rem 1rem; }
  .tvrtko-hero h1 { font-size: 1.75rem; }
  .tvrtko-ai-section { padding: 0 1rem; }

  .tvrtko-features-grid {
    grid-template-columns: 1fr;
  }

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

  .tvrtko-index-grid { padding: 0 1rem; }
  .tvrtko-footer { padding: 1.5rem 1rem; }
}