/* GhostOps - Restaurant Analytics Platform */
/* Dark theme with emerald accents - inspired by Linear/Raycast */

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a24;
  --bg-card: #16161f;
  --border-color: #2a2a3a;
  --border-subtle: #1f1f2a;

  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;

  --accent: #10b981;
  --accent-hover: #34d399;
  --accent-subtle: rgba(16, 185, 129, 0.1);

  --danger: #ef4444;
  --warning: #f59e0b;
  --success: #10b981;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--accent-hover);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

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

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

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

.btn-danger:hover {
  background: #dc2626;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

.btn-icon {
  padding: 8px;
  background: transparent;
  color: var(--text-secondary);
}

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

/* Inputs */
.input-group {
  margin-bottom: 16px;
}

.input-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.input {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: border-color 0.2s, box-shadow 0.2s;
}

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

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

select.input {
  cursor: pointer;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
}

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

.card-title {
  font-size: 16px;
  font-weight: 600;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Landing Page */
.landing {
  min-height: 100vh;
}

.hero {
  text-align: center;
  padding: 100px 24px 80px;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent-subtle);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 50px;
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 56px);
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
  -webkit-text-fill-color: var(--accent);
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
}

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

/* Features Section */
.features {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.features-header {
  text-align: center;
  margin-bottom: 60px;
}

.features-header h2 {
  font-size: 32px;
  margin-bottom: 12px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 28px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: border-color 0.3s, transform 0.3s;
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  font-size: 24px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Pricing Section */
.pricing {
  padding: 80px 24px;
  background: var(--bg-secondary);
}

.pricing-header {
  text-align: center;
  margin-bottom: 48px;
}

.pricing-header h2 {
  font-size: 32px;
  margin-bottom: 12px;
}

.pricing-card {
  max-width: 400px;
  margin: 0 auto;
  padding: 32px;
  background: var(--bg-card);
  border: 2px solid var(--accent);
  border-radius: var(--radius-lg);
  text-align: center;
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-amount span {
  font-size: 18px;
  font-weight: 400;
  color: var(--text-secondary);
}

.pricing-features {
  list-style: none;
  margin: 24px 0;
  text-align: left;
}

.pricing-features li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li::before {
  content: "✓";
  color: var(--accent);
  font-weight: bold;
}

/* Auth Pages */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

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

.auth-header h1 {
  font-size: 24px;
  margin-bottom: 8px;
}

.auth-header p {
  font-size: 14px;
  color: var(--text-secondary);
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 14px;
  color: var(--text-secondary);
}

/* Dashboard Layout */
.dashboard-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-subtle);
  padding: 20px 0;
  flex-shrink: 0;
}

.sidebar-brand {
  padding: 0 20px 20px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}

.sidebar-nav {
  padding: 0 12px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-md);
  margin-bottom: 4px;
  transition: all 0.2s;
}

.sidebar-link:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.sidebar-link.active {
  background: var(--accent-subtle);
  color: var(--accent);
}

.sidebar-link svg {
  width: 20px;
  height: 20px;
}

.main-content {
  flex: 1;
  padding: 32px;
  overflow-y: auto;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: 28px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
}

.stat-value.success {
  color: var(--success);
}

/* Tables */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
}

td {
  font-size: 14px;
}

tr:hover td {
  background: var(--bg-tertiary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}

.empty-state h3 {
  margin-bottom: 8px;
  color: var(--text-primary);
}

.empty-state p {
  margin-bottom: 24px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  width: 100%;
  max-width: 500px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  transform: scale(0.95);
  transition: transform 0.2s;
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.modal-header h2 {
  font-size: 18px;
}

.modal-close {
  padding: 8px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.modal-close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

/* Toast/Alert */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s;
  z-index: 1001;
}

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

.toast.success {
  border-color: var(--success);
}

.toast.error {
  border-color: var(--danger);
}

/* Analysis Card */
.analysis-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
}

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

.analysis-date {
  font-size: 14px;
  color: var(--accent);
  font-weight: 500;
}

.analysis-summary {
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 20px;
  color: var(--text-secondary);
}

.recommendations-list {
  list-style: none;
}

.recommendations-list li {
  padding: 12px 16px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  font-size: 14px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.recommendations-list li::before {
  content: "→";
  color: var(--accent);
  font-weight: bold;
  flex-shrink: 0;
}

/* Subscription Banner */
.subscription-banner {
  background: linear-gradient(135deg, var(--accent) 0%, #059669 100%);
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.subscription-banner h3 {
  color: #000;
  margin-bottom: 4px;
}

.subscription-banner p {
  color: rgba(0, 0, 0, 0.7);
  font-size: 14px;
}

.subscription-banner .btn {
  background: #000;
  color: var(--accent);
}

.subscription-banner .btn:hover {
  background: #111;
}

/* File Upload */
.file-upload {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}

.file-upload:hover {
  border-color: var(--accent);
  background: var(--accent-subtle);
}

.file-upload input {
  display: none;
}

.file-upload-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.file-upload p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-tertiary);
  padding: 4px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.tab {
  flex: 1;
  padding: 10px 16px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

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

.tab.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

/* Loading Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
  z-index: 2000;
}

.loading-overlay .spinner {
  width: 40px;
  height: 40px;
  border-width: 3px;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 500;
  border-radius: 50px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

.badge.success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.badge.warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.badge.danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

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

  .main-content {
    padding: 20px;
  }

  .hero {
    padding: 60px 20px 40px;
  }

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

  .subscription-banner {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
}

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.flex { display: flex; }
.gap-2 { gap: 16px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.hidden { display: none !important; }