/* TireBid App Styles — matches landing page design language */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --black: #0a0a0a;
  --white: #fafafa;
  --gray-100: #f4f4f5;
  --gray-200: #e4e4e7;
  --gray-400: #a1a1aa;
  --gray-600: #52525b;
  --gray-800: #27272a;
  --amber: #f59e0b;
  --amber-light: #fef3c7;
  --amber-dark: #b45309;
  --teal: #0d9488;
  --teal-light: #ccfbf1;
  --red: #ef4444;
  --green: #22c55e;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
}

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

/* Layout */
.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: sticky;
  top: 0;
  background: rgba(10,10,10,0.95);
  backdrop-filter: blur(12px);
  z-index: 100;
}

.app-nav .logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
}

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

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--gray-400);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--white);
  text-decoration: none;
}

.nav-links a.active {
  color: var(--amber);
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.container-wide {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

/* Page Headers */
.page-header {
  margin-bottom: 2.5rem;
}

.page-header .label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.8rem;
}

.page-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 0.8rem;
}

.page-header p {
  font-size: 1.05rem;
  color: var(--gray-400);
  line-height: 1.6;
  max-width: 600px;
}

/* Cards */
.card {
  background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 2rem;
}

.card-sm {
  padding: 1.5rem;
}

.card:hover {
  border-color: rgba(255,255,255,0.12);
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-200);
  margin-bottom: 0.5rem;
}

.form-group .hint {
  font-size: 0.78rem;
  color: var(--gray-600);
  margin-top: 0.3rem;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

input, select, textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s, background 0.2s;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--amber);
  background: rgba(255,255,255,0.08);
}

input::placeholder, textarea::placeholder {
  color: var(--gray-600);
}

select {
  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='%23a1a1aa' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

select option {
  background: var(--gray-800);
  color: var(--white);
}

textarea {
  resize: vertical;
  min-height: 100px;
}

/* Radio/Checkbox groups */
.radio-group, .checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.radio-option, .checkbox-option {
  position: relative;
}

.radio-option input, .checkbox-option input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio-option label, .checkbox-option label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.2rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--gray-400);
  transition: all 0.2s;
  white-space: nowrap;
}

.radio-option input:checked + label,
.checkbox-option input:checked + label {
  background: rgba(245, 158, 11, 0.12);
  border-color: var(--amber);
  color: var(--white);
}

.radio-option label:hover,
.checkbox-option label:hover {
  border-color: rgba(255,255,255,0.2);
  color: var(--white);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border: none;
  border-radius: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--amber);
  color: var(--black);
}

.btn-primary:hover {
  background: var(--amber-dark);
  color: var(--white);
  text-decoration: none;
}

.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.1);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.12);
  text-decoration: none;
}

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

.btn-teal:hover {
  background: #0f766e;
  text-decoration: none;
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.85rem;
}

.btn-full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Alerts */
.alert {
  padding: 1rem 1.5rem;
  border-radius: 10px;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.alert-success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #86efac;
}

.alert-info {
  background: rgba(13, 148, 136, 0.1);
  border: 1px solid rgba(13, 148, 136, 0.3);
  color: var(--teal-light);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-open {
  background: rgba(34, 197, 94, 0.15);
  color: var(--green);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-closed {
  background: rgba(239, 68, 68, 0.15);
  color: var(--red);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-pending {
  background: rgba(245, 158, 11, 0.15);
  color: var(--amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-new {
  background: rgba(13, 148, 136, 0.15);
  color: var(--teal);
  border: 1px solid rgba(13, 148, 136, 0.3);
}

/* Proposal Cards */
.proposal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.proposal-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 1.5rem;
  transition: border-color 0.3s;
}

.proposal-card:hover {
  border-color: rgba(245, 158, 11, 0.3);
}

.proposal-card .shop-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.proposal-card .shop-rating {
  font-size: 0.85rem;
  color: var(--amber);
  margin-bottom: 1rem;
}

.proposal-card .price-big {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 0.3rem;
}

.proposal-card .price-sub {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-bottom: 1rem;
}

.proposal-card .detail-row {
  display: flex;
  justify-content: space-between;
  padding: 0.4rem 0;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.proposal-card .detail-row:last-child {
  border-bottom: none;
}

.proposal-card .detail-label {
  color: var(--gray-400);
}

.proposal-card .detail-value {
  color: var(--white);
  font-weight: 500;
}

.proposal-card .includes-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

.proposal-card .include-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  background: rgba(13, 148, 136, 0.1);
  border: 1px solid rgba(13, 148, 136, 0.2);
  border-radius: 6px;
  color: var(--teal-light);
}

.proposal-card .include-tag.no {
  background: rgba(255,255,255,0.03);
  border-color: rgba(255,255,255,0.06);
  color: var(--gray-600);
  text-decoration: line-through;
}

/* Request Cards (shop dashboard) */
.request-grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.request-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: center;
  transition: border-color 0.3s;
}

.request-card:hover {
  border-color: rgba(255,255,255,0.12);
}

.request-card .vehicle-info {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.request-card .request-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--gray-400);
}

.request-card .request-meta span {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* Stats */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 1.2rem;
  text-align: center;
}

.stat-card .stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--amber);
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-top: 0.3rem;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--gray-600);
}

.empty-state h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--gray-400);
}

.empty-state p {
  margin-bottom: 1.5rem;
}

/* Vehicle detail summary */
.request-summary {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.05) 0%, rgba(255,255,255,0.02) 100%);
  border: 1px solid rgba(245, 158, 11, 0.15);
  border-radius: 16px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.request-summary .vehicle-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.request-summary .meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.8rem;
}

.request-summary .meta-item .meta-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray-600);
  margin-bottom: 0.2rem;
}

.request-summary .meta-item .meta-value {
  font-size: 0.95rem;
  color: var(--white);
  font-weight: 500;
}

/* Tracking link box */
.tracking-box {
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  margin: 2rem 0;
}

.tracking-box h3 {
  color: var(--green);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.tracking-box .tracking-url {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  color: var(--white);
  background: rgba(0,0,0,0.3);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  display: inline-block;
  margin: 0.5rem 0;
  word-break: break-all;
}

.tracking-box p {
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-top: 0.5rem;
}

/* Separator */
.divider {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.06);
  margin: 2rem 0;
}

/* Footer */
.app-footer {
  padding: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  text-align: center;
  margin-top: 4rem;
}

.app-footer .footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-600);
}

.app-footer .footer-sub {
  font-size: 0.8rem;
  color: var(--gray-600);
  margin-top: 0.3rem;
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: var(--amber);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* Responsive */
@media (max-width: 768px) {
  .container, .container-wide {
    padding: 2rem 1.2rem;
  }

  .app-nav {
    padding: 0.8rem 1.2rem;
  }

  .nav-links {
    gap: 1rem;
  }

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

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

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

  .radio-group, .checkbox-group {
    flex-direction: column;
  }

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

@media (max-width: 480px) {
  .page-header h1 {
    font-size: 1.6rem;
  }

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