/* PromoExtractor - Main Stylesheet */

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --success: #16a34a;
  --warning: #ca8a04;
  --error: #dc2626;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --sidebar-width: 240px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--gray-100);
  color: var(--gray-900);
  line-height: 1.5;
}

/* Typography */
h1 { font-size: 1.75rem; font-weight: 600; }
h2 { font-size: 1.25rem; font-weight: 600; margin-bottom: 1rem; }
h3 { font-size: 1rem; font-weight: 600; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  background: var(--gray-200);
  color: var(--gray-700);
  transition: all 0.15s;
}

.btn:hover { background: var(--gray-300); }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #15803d; }
.btn-danger { background: var(--error); color: white; }
.btn-danger:hover { background: #b91c1c; }
.btn-sm { padding: 0.25rem 0.5rem; font-size: 0.75rem; }
.btn-block { display: block; width: 100%; text-align: center; }

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 500;
  font-size: 0.875rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="file"],
select,
textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  background: white;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.inline-form {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.inline-form input { flex: 1; }

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.alert-error { background: #fef2f2; color: var(--error); border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: var(--success); border: 1px solid #bbf7d0; }

/* Badges */
.badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 9999px;
}

.badge-success { background: #dcfce7; color: var(--success); }
.badge-warning { background: #fef3c7; color: var(--warning); }
.badge-error { background: #fef2f2; color: var(--error); }
.badge-uploaded { background: var(--gray-200); color: var(--gray-700); }
.badge-processing { background: #dbeafe; color: var(--primary); }
.badge-processed { background: #dcfce7; color: var(--success); }
.badge-failed { background: #fef2f2; color: var(--error); }

/* Login */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.login-box {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 400px;
}

.login-box h1 {
  text-align: center;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.login-box h2 {
  text-align: center;
  font-weight: 400;
  color: var(--gray-500);
  margin-bottom: 1.5rem;
}

.login-footer {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.875rem;
}

/* Admin/Buyer Layout */
.admin-layout, .buyer-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar, .buyer-sidebar {
  width: var(--sidebar-width);
  background: var(--gray-900);
  color: white;
  flex-shrink: 0;
}

.sidebar-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--gray-700);
}

.sidebar-header h2 {
  margin: 0;
  font-size: 1.25rem;
}

.sidebar-nav {
  padding: 1rem 0;
}

.nav-item {
  display: block;
  padding: 0.75rem 1.5rem;
  color: var(--gray-300);
  text-decoration: none;
  transition: all 0.15s;
}

.nav-item:hover {
  background: var(--gray-700);
  color: white;
}

.admin-main, .buyer-main {
  flex: 1;
  padding: 1.5rem;
  overflow-x: auto;
}

.admin-header, .buyer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Stats */
.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.stat-card h3 {
  color: var(--gray-500);
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.stat-value {
  font-size: 2rem;
  font-weight: 600;
}

.stat-warning { border-left: 4px solid var(--warning); }

/* Tables */
.data-table {
  width: 100%;
  background: white;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  border-collapse: collapse;
  overflow: hidden;
}

.data-table th,
.data-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

.data-table th {
  background: var(--gray-50);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--gray-500);
}

.data-table tbody tr:hover {
  background: var(--gray-50);
}

/* Content Cards */
.content-card {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  margin-bottom: 1.5rem;
}

/* Pagination */
.pagination {
  display: flex;
  gap: 0.25rem;
  margin-top: 1rem;
  justify-content: center;
}

.pagination a {
  padding: 0.5rem 0.75rem;
  text-decoration: none;
  color: var(--gray-700);
  border-radius: 4px;
}

.pagination a:hover { background: var(--gray-200); }
.pagination a.active { background: var(--primary); color: white; }

.pagination-ellipsis {
  padding: 0.5rem 0.5rem;
  color: var(--gray-500);
}

/* Filters */
.filters {
  margin-bottom: 1rem;
}

.filter-form {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-form select {
  width: auto;
  min-width: 150px;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 3rem;
  color: var(--gray-500);
}

/* Quick Links */
.quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.quick-link {
  display: block;
  padding: 1rem;
  background: var(--gray-50);
  border-radius: 6px;
  text-decoration: none;
  color: var(--gray-700);
  text-align: center;
  transition: all 0.15s;
}

.quick-link:hover {
  background: var(--gray-200);
}

/* API Key Display */
.api-key-display {
  display: block;
  padding: 0.75rem;
  background: var(--gray-900);
  color: #10b981;
  border-radius: 4px;
  font-family: monospace;
  word-break: break-all;
  margin-top: 0.5rem;
}

/* Code */
code {
  font-family: 'SF Mono', Consolas, monospace;
  font-size: 0.875em;
  background: var(--gray-100);
  padding: 0.125rem 0.25rem;
  border-radius: 3px;
}

pre {
  background: var(--gray-900);
  color: var(--gray-100);
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
}

pre code {
  background: none;
  padding: 0;
}

/* Info Box */
.info-box {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 6px;
  padding: 1rem;
  margin-top: 1.5rem;
}

.info-box h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.info-box ol {
  margin-left: 1.25rem;
  color: var(--gray-700);
}

.info-box li {
  margin-bottom: 0.25rem;
}

/* Error Container */
.error-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-container h1 {
  font-size: 4rem;
  color: var(--gray-300);
}

.error-container p {
  margin: 1rem 0 2rem;
  color: var(--gray-500);
}

/* File Upload */
.file-upload {
  border: 2px dashed var(--gray-300);
  border-radius: 6px;
  padding: 2rem;
  text-align: center;
}

.file-upload input[type="file"] {
  width: auto;
}

.help-text {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* Dashboard Section */
.dashboard-section {
  margin-top: 2rem;
}

.dashboard-section h2 {
  margin-bottom: 1rem;
}

/* Upload Form */
.upload-form {
  max-width: 500px;
}

/* Clickable Rows */
.clickable-row {
  cursor: pointer;
  transition: background-color 0.15s;
}

.clickable-row:hover {
  background: #dbeafe !important;
}

/* Text Utilities */
.text-muted {
  color: var(--gray-500);
  font-size: 0.875rem;
}