/* EA Licensing System - Web Portal Styles */

:root {
    /* Dark theme inspired by trading terminals */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #1c2128;
    --border-color: #30363d;
    --border-hover: #484f58;
    
    /* Text colors */
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    
    /* Accent colors - trading inspired */
    --accent-green: #3fb950;
    --accent-green-dim: #238636;
    --accent-red: #f85149;
    --accent-red-dim: #da3633;
    --accent-blue: #58a6ff;
    --accent-blue-dim: #1f6feb;
    --accent-yellow: #d29922;
    --accent-purple: #a371f7;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1f6feb 0%, #a371f7 100%);
    --gradient-success: linear-gradient(135deg, #238636 0%, #3fb950 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    
    /* Typography */
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

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

/* Background pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(31, 111, 235, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(163, 113, 247, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.page-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

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

.logo {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.btn-primary:hover:not(:disabled) {
    box-shadow: 0 4px 16px rgba(31, 111, 235, 0.4);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--accent-green-dim);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: var(--accent-green);
}

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

.btn-danger:hover:not(:disabled) {
    background: var(--accent-red);
}

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

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-secondary);
    border-color: var(--border-hover);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8rem;
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.95rem;
    font-family: inherit;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

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

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

/* Auth pages */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

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

.auth-logo {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo h1 {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Tables */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

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

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

th {
    background: var(--bg-tertiary);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

tr:last-child td {
    border-bottom: none;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-active {
    background: rgba(63, 185, 80, 0.2);
    color: var(--accent-green);
}

.badge-revoked {
    background: rgba(248, 81, 73, 0.2);
    color: var(--accent-red);
}

.badge-pending {
    background: rgba(210, 153, 34, 0.2);
    color: var(--accent-yellow);
}

.badge-admin {
    background: rgba(163, 113, 247, 0.2);
    color: var(--accent-purple);
}

/* Grid */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Stats cards */
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.stat-card.warning .stat-value {
    color: var(--accent-yellow);
}

.stat-card.danger .stat-value {
    color: var(--accent-red);
}

/* Alerts */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    border: 1px solid;
}

.alert-success {
    background: rgba(63, 185, 80, 0.1);
    border-color: var(--accent-green-dim);
    color: var(--accent-green);
}

.alert-error {
    background: rgba(248, 81, 73, 0.1);
    border-color: var(--accent-red-dim);
    color: var(--accent-red);
}

.alert-info {
    background: rgba(88, 166, 255, 0.1);
    border-color: var(--accent-blue-dim);
    color: var(--accent-blue);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
}

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

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: transform 0.2s;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
}

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

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* License key display */
.license-key {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    background: var(--bg-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    color: var(--accent-purple);
    word-break: break-all;
}

/* JSON editor styling */
.json-editor {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    background: var(--bg-primary);
    color: var(--accent-green);
}

/* Page content */
.page-content {
    padding: var(--spacing-xl) 0;
}

/* Tabs */
.tabs {
    display: flex;
    gap: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

.tab {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
}

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

.tab.active {
    color: var(--accent-blue);
    border-bottom-color: var(--accent-blue);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl) * 2;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .modal {
        max-height: 85vh;
    }
    
    .card {
        padding: var(--spacing-md);
    }
}

/* Utility classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-secondary); }
.text-success { color: var(--accent-green); }
.text-danger { color: var(--accent-red); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.hidden { display: none !important; }