/* ==========================================
   TerraDesk - Shared App Styles
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=DM+Sans:wght@400;500;600&display=swap');

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

:root {
  --bg-primary: #0a0f0d;
  --bg-secondary: #111916;
  --bg-card: #151f1a;
  --bg-card-hover: #1a2a22;
  --accent: #34d399;
  --accent-dim: #10b981;
  --accent-glow: rgba(52, 211, 153, 0.15);
  --accent-strong: rgba(52, 211, 153, 0.25);
  --text-primary: #f0fdf4;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(52, 211, 153, 0.12);
  --border-strong: rgba(52, 211, 153, 0.25);
  --danger: #ef4444;
  --warning: #f59e0b;
  --success: #34d399;
}

html, body {
  overflow-x: hidden;
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

/* --- APP NAV --- */
.app-nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  background: rgba(10, 15, 13, 0.9);
  border-bottom: 1px solid var(--border);
}

.app-nav .logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  text-decoration: none;
}

.app-nav .logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
}

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

.nav-link.active {
  color: var(--accent);
  background: var(--accent-glow);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: var(--bg-primary);
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--accent);
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--border-strong);
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

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

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--text-secondary);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* --- PAGE LAYOUT --- */
.page-content {
  padding-top: 5rem;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

/* --- PAGE HEADER --- */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -1px;
}

.page-header .count {
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 400;
  margin-left: 0.5rem;
}

/* --- SEARCH BAR --- */
.search-section {
  margin-bottom: 2rem;
}

.search-bar {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.search-input {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.search-input:focus {
  border-color: var(--accent);
}

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

/* --- FILTERS --- */
.filters-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.filter-select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 2rem 0.6rem 0.75rem;
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  transition: border-color 0.2s;
}

.filter-select:focus {
  border-color: var(--accent);
}

.filter-select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.filter-input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  width: 120px;
  transition: border-color 0.2s;
}

.filter-input:focus {
  border-color: var(--accent);
}

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

.filter-label {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.clear-filters {
  color: var(--text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  background: none;
  border: none;
  text-decoration: underline;
  font-family: inherit;
  transition: color 0.2s;
}

.clear-filters:hover {
  color: var(--accent);
}

/* --- RESULTS SUMMARY --- */
.results-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.results-count {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.results-count strong {
  color: var(--text-primary);
}

/* --- LISTING GRID --- */
.listings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

/* --- LISTING CARD --- */
.listing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}

.listing-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
  background: var(--bg-secondary);
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.listing-card:hover .card-image img {
  transform: scale(1.05);
}

.card-image .zoning-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(10, 15, 13, 0.85);
  backdrop-filter: blur(8px);
  color: var(--accent);
  padding: 0.3rem 0.75rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 1px solid var(--border);
}

.card-image .no-image {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 2rem;
}

.card-body {
  padding: 1.25rem;
}

.card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: -0.3px;
  line-height: 1.3;
}

.card-location {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
}

.card-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
}

.card-price-per-acre {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-top: 0.15rem;
}

.card-stats {
  display: flex;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.card-stat {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* --- LISTING DETAIL --- */
.listing-detail {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 2rem;
  align-items: start;
}

.listing-gallery {
  border-radius: 16px;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.listing-gallery img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.listing-gallery .no-image-large {
  width: 100%;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 3rem;
  background: var(--bg-secondary);
}

.gallery-thumbs {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
}

.gallery-thumb {
  width: 80px;
  height: 60px;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.2s;
}

.gallery-thumb.active {
  border-color: var(--accent);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.listing-info {
  margin-top: 2rem;
}

.listing-info h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.listing-location {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.listing-description {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.listing-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.spec-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.spec-label {
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.4rem;
}

.spec-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
}

.spec-value.accent {
  color: var(--accent);
}

/* --- SIDEBAR (Offer Panel) --- */
.sidebar-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.75rem;
  position: sticky;
  top: 6rem;
}

.sidebar-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.sidebar-per-acre {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-stat-label {
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 0.2rem;
}

/* --- FORMS --- */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.form-input {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 1rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.form-input:focus {
  border-color: var(--accent);
}

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

textarea.form-input {
  resize: vertical;
  min-height: 80px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-help {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-top: 0.3rem;
}

/* --- ALERTS / TOASTS --- */
.alert {
  padding: 1rem 1.25rem;
  border-radius: 10px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.alert-success {
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.2);
  color: var(--accent);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--danger);
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}

/* --- EMPTY STATE --- */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.empty-state p {
  font-size: 0.95rem;
  max-width: 400px;
  margin: 0 auto;
}

/* --- LOADING --- */
.loading-spinner {
  display: flex;
  justify-content: center;
  padding: 3rem;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* --- FOOTER --- */
.app-footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  margin-top: 4rem;
}

.app-footer p {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* --- TOAST NOTIFICATION --- */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  padding: 1rem 1.5rem;
  border-radius: 10px;
  font-size: 0.9rem;
  z-index: 1000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s;
}

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

.toast-success {
  background: var(--bg-card);
  border: 1px solid rgba(52, 211, 153, 0.3);
  color: var(--accent);
}

.toast-error {
  background: var(--bg-card);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--danger);
}

/* --- CREATE LISTING PAGE --- */
.create-form {
  max-width: 700px;
}

.create-form h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
}

.create-form h2:first-of-type {
  border-top: none;
  padding-top: 0;
}

/* --- RESPONSIVE --- */
@media (max-width: 900px) {
  .listing-detail {
    grid-template-columns: 1fr;
  }

  .sidebar-panel {
    position: static;
  }
}

@media (max-width: 768px) {
  .app-nav {
    padding: 0.75rem 1rem;
  }

  .nav-links {
    gap: 0.25rem;
  }

  .nav-link {
    padding: 0.4rem 0.6rem;
    font-size: 0.8rem;
  }

  .container {
    padding: 1.25rem;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .filters-row {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-group {
    flex-wrap: wrap;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .listing-specs {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .search-bar {
    flex-direction: column;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
    justify-content: center;
  }
}