/* PropertyPilot - Real Estate Deal Finder */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=DM+Sans:wght@400;500;600&display=swap');

:root {
  --bg-primary: #0a0f0d;
  --bg-secondary: #111916;
  --bg-card: #161d1a;
  --bg-hover: #1d2622;
  --accent: #10b981;
  --accent-dim: #059669;
  --accent-glow: rgba(16, 185, 129, 0.15);
  --text-primary: #f0fdf4;
  --text-secondary: #a7f3d0;
  --text-muted: #6b7280;
  --border: #1f2d27;
  --danger: #ef4444;
  --warning: #f59e0b;
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
}

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

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 24px;
  background: rgba(10, 15, 13, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

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

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Buttons */
.btn {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
}

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

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.1rem;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 24px;
}

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

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 540px;
}

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

/* Features Grid */
.features {
  padding: 120px 0;
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s;
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-glow);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-secondary);
}

/* Pricing Section */
.pricing {
  padding: 120px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--accent);
  background: linear-gradient(180deg, var(--bg-card) 0%, rgba(16, 185, 129, 0.05) 100%);
}

.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--bg-primary);
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.pricing-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
}

.pricing-desc {
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.pricing-features li::before {
  content: '';
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2310b981'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
}

/* Auth Forms */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px 40px;
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-header h1 {
  font-size: 1.75rem;
  margin-bottom: 8px;
}

.auth-header p {
  color: var(--text-secondary);
}

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

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  color: var(--text-secondary);
}

.auth-footer a {
  color: var(--accent);
  text-decoration: none;
}

/* Dashboard */
.dashboard {
  padding-top: 80px;
  min-height: 100vh;
}

.dashboard-header {
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}

.dashboard-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.dashboard-title h1 {
  font-size: 2rem;
}

.dashboard-stats {
  display: flex;
  gap: 32px;
  color: var(--text-secondary);
}

.dashboard-stat {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dashboard-stat-value {
  color: var(--text-primary);
  font-weight: 600;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-card);
  padding: 4px;
  border-radius: 12px;
  margin: 32px 0;
  width: fit-content;
}

.tab {
  padding: 10px 20px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-muted);
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.tab:hover {
  color: var(--text-secondary);
}

.tab.active {
  background: var(--accent);
  color: var(--bg-primary);
}

/* Deal Cards */
.deals-grid {
  display: grid;
  gap: 20px;
  padding: 32px 0;
}

.deal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  transition: all 0.2s;
}

.deal-card:hover {
  border-color: var(--accent);
}

.deal-info h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.deal-location {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
}

.deal-metrics {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.deal-metric {
  text-align: left;
}

.deal-metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.deal-metric-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent);
}

.deal-actions {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}

.deal-match {
  background: var(--accent-glow);
  color: var(--accent);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
}

.deal-flags {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.deal-flag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border-radius: 100px;
  font-size: 0.75rem;
  margin-right: 8px;
}

/* Settings Page */
.settings-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 24px;
}

.settings-section h2 {
  font-size: 1.25rem;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.settings-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.range-value {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Tags Input */
.tags-input {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  min-height: 52px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--accent-glow);
  border: 1px solid var(--accent);
  border-radius: 6px;
  font-size: 0.875rem;
  color: var(--accent);
}

.tag-remove {
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.tag-remove:hover {
  opacity: 1;
}

.tags-input input {
  flex: 1;
  min-width: 150px;
  padding: 6px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.875rem;
}

.tags-input input:focus {
  outline: none;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-secondary);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: 24px;
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 12px;
}

/* Alerts */
.alert {
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--accent);
  color: var(--accent);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--danger);
  color: var(--danger);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid var(--warning);
  color: var(--warning);
}

/* Loading State */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Upgrade Banner */
.upgrade-banner {
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(16, 185, 129, 0.1) 100%);
  border: 1px solid var(--accent);
  border-radius: 16px;
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.upgrade-banner-content h3 {
  margin-bottom: 4px;
}

.upgrade-banner-content p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero-cta {
    flex-direction: column;
  }

  .deal-card {
    grid-template-columns: 1fr;
  }

  .deal-actions {
    flex-direction: row;
    justify-content: flex-start;
  }

  .upgrade-banner {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

/* Utility Classes */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.mt-8 { margin-top: 32px; }
.mb-8 { margin-bottom: 32px; }