@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg-color: #0b0f19;
  --bg-gradient: radial-gradient(circle at top, #1e293b, #0b0f19 70%);
  --text-color: #f8fafc;
  --text-muted: #94a3b8;
  --primary-color: #3b82f6;
  --primary-hover: #2563eb;
  --accent-color: #8b5cf6;
  --success-color: #10b981;
  --error-color: #ef4444;
  --card-bg: rgba(30, 41, 59, 0.4);
  --card-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --font-family: 'Inter', sans-serif;
  --transition: all 0.3s ease;
}

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

body {
  font-family: var(--font-family);
  background: var(--bg-color);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2rem; }
p { margin-bottom: 1rem; color: var(--text-muted); }
a { color: var(--primary-color); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-hover); }

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
}

.main-content {
  flex: 1;
  padding: 4rem 0;
}

/* Navbar */
.navbar {
  background: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color);
  background: linear-gradient(to right, #3b82f6, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

/* Glassmorphism Cards */
.card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text-color);
  border: 1px solid var(--card-border);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

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

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-color);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid var(--card-border);
  background: rgba(15, 23, 42, 0.6);
  color: var(--text-color);
  font-family: var(--font-family);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 6rem 0;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(to right, #f8fafc, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 4rem;
}

.pricing-card {
  display: flex;
  flex-direction: column;
}

.pricing-card.highlight {
  border-color: var(--primary-color);
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.2);
  transform: scale(1.05);
}

.pricing-card.highlight:hover {
  transform: scale(1.05) translateY(-4px);
}

.pricing-header {
  text-align: center;
  margin-bottom: 2rem;
}

.price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-color);
}

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

/* Dashboard Utilities */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

/* Upload Area */
.upload-area {
  border: 2px dashed var(--card-border);
  border-radius: 1rem;
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: rgba(15, 23, 42, 0.3);
}

.upload-area:hover, .upload-area.dragover {
  border-color: var(--primary-color);
  background: rgba(59, 130, 246, 0.05);
}

.upload-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Job Table */
.table-container {
  overflow-x: auto;
  margin-top: 2rem;
}

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

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

th {
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(15, 23, 42, 0.4);
}

tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
}

.badge-pending { background: rgba(148, 163, 184, 0.2); color: #94a3b8; }
.badge-processing { background: rgba(59, 130, 246, 0.2); color: #60a5fa; }
.badge-done { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.badge-failed { background: rgba(239, 68, 68, 0.2); color: #f87171; }

/* Alerts / Banners */
.alert {
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--success-color);
  color: #34d399;
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--error-color);
  color: #f87171;
}

.close-btn {
  background: none;
  border: none;
  color: inherit;
  font-size: 1.25rem;
  cursor: pointer;
  opacity: 0.7;
}

.close-btn:hover {
  opacity: 1;
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 3px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 1s ease-in-out infinite;
}

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

/* Footer */
footer {
  text-align: center;
  padding: 2rem 0;
  color: var(--text-muted);
  border-top: 1px solid var(--card-border);
  margin-top: auto;
}

/* Auth Forms Container */
.auth-container {
  max-width: 400px;
  margin: 0 auto;
}

/* Hidden class */
.hidden {
  display: none !important;
}

/* Admin Dashboard */
.admin-header {
  margin-bottom: 2rem;
}

.admin-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 0;
}

.admin-tab {
  padding: 0.75rem 1.5rem;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

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

.admin-tab.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.admin-panel {
  display: none;
}

.admin-panel.active {
  display: block;
}

/* Stat Cards Grid */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1.5rem;
}

.stat-card:hover {
  transform: translateY(-4px);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-color);
  line-height: 1;
}

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

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

.stat-value.stat-processing {
  color: #60a5fa;
}