:root {
  --color-primary: #064E3B;
  --color-primary-dark: #022C22;
  --color-primary-light: #ECFDF5;
  --color-accent-green: #059669;
  --color-accent-green-light: #ECFDF5;
  --color-accent-amber: #D97706;
  --color-accent-amber-light: #FEF3C7;
  --color-danger: #DC2626;
  --color-danger-light: #FEE2E2;
  --color-bg: #FDFBF7;
  --color-surface: #FFFFFF;
  --color-text: #0F172A;
  --color-text-muted: #64748B;
  --color-border: #E2E8F0;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 6px 16px rgba(6, 78, 59, 0.08);
  --shadow-lg: 0 14px 32px rgba(6, 78, 59, 0.12);
  --font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, 'Noto Sans Devanagari', sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

/* NAVBAR */
.navbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.brand-badge {
  background: var(--color-primary);
  color: #fff;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 16px;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.nav-link:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

.nav-link.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.lang-switch-btn {
  border: 1px solid var(--color-primary);
  background: transparent;
  color: var(--color-primary);
  padding: 6px 12px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.lang-switch-btn:hover {
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
}

/* DEMO BANNER */
.demo-banner {
  background: #FFFBEB;
  border-bottom: 1px solid #FDE68A;
  color: #92400E;
  text-align: center;
  padding: 6px 12px;
  font-size: 0.85rem;
  font-weight: 500;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  min-height: 48px;
}

.btn:hover {
  text-decoration: none;
  filter: brightness(0.95);
  transform: translateY(-1px);
}

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

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

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary-light);
}

.btn-sm {
  font-size: 0.85rem;
  padding: 6px 14px;
  min-height: 36px;
  border-radius: var(--radius-sm);
}

.btn-block {
  width: 100%;
}

/* HERO SECTION */
.hero {
  background: linear-gradient(180deg, #FFFFFF 0%, #F1F5F9 100%);
  padding: 48px 0 40px;
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-pill {
  display: inline-block;
  background: var(--color-accent-green-light);
  color: var(--color-accent-green);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.hero-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.3;
  margin-bottom: 16px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* CARDS & GRIDS */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

/* PROPERTY CARD */
.property-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.property-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.property-card-header {
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
}

.property-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 4px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.property-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
  line-height: 1.4;
}

.property-location {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.property-card-body {
  padding: 16px;
  flex-grow: 1;
}

.property-specs {
  display: flex;
  justify-content: space-between;
  background: var(--color-bg);
  padding: 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}

.spec-item {
  text-align: center;
}

.spec-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  display: block;
}

.spec-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.property-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.badge {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 4px;
  background: #E2E8F0;
  color: #334155;
}

.badge-green {
  background: var(--color-accent-green-light);
  color: var(--color-accent-green);
  font-weight: 600;
}

.property-card-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #FAFAFA;
}

.property-price {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-primary);
}

/* MATCH SCORE BADGE */
.match-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #E8F5E9;
  border: 1.5px solid #2E7D32;
  color: #1B5E20;
  padding: 6px 12px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.95rem;
}

.match-reasons-list {
  list-style: none;
  margin-top: 8px;
}

.match-reason-item {
  font-size: 0.85rem;
  color: #2E7D32;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

/* FORMS */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  font-size: 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  transition: border-color 0.2s;
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(18, 59, 93, 0.1);
}

.form-row {
  display: flex;
  gap: 12px;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.95rem;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* STEP WIZARD */
.wizard-header {
  text-align: center;
  margin-bottom: 30px;
}

.wizard-step-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.step-card {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 12px;
}

.step-card:hover, .step-card.selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

/* NATURAL LANGUAGE BOX */
.nlp-box {
  background: #F0F7FF;
  border: 2px dashed #93C5FD;
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 30px;
}

.nlp-preview-card {
  background: #FFFFFF;
  border: 1px solid #BFDBFE;
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 14px;
}

/* TRUST BREAKDOWN BOX */
.trust-box {
  background: #F8FAFC;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin: 24px 0;
}

.trust-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

/* FOOTER */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 40px 0 24px;
  margin-top: auto;
}

.footer-disclaimer {
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  padding: 14px;
  border-radius: var(--radius-md);
  color: #92400E;
  font-size: 0.85rem;
  margin-bottom: 24px;
  line-height: 1.5;
}

.footer-bottom {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-title {
    font-size: 1.6rem;
  }
  .hero-sub {
    font-size: 1rem;
  }
  .hero-actions {
    flex-direction: column;
  }
  .btn {
    width: 100%;
  }
  .nav-links {
    gap: 8px;
  }
  .nav-link {
    font-size: 0.85rem;
    padding: 6px 8px;
  }
  .grid-3 {
    grid-template-columns: 1fr;
  }
}