:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #10b981;
    --error: #ef4444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background: radial-gradient(circle at top left, #1e293b, #0f172a);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
    overflow: hidden;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1.5rem;
    padding: 2.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.header h1 {
    font-size: 1.875rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #818cf8, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.input-wrapper {
    position: relative;
}

input {
    width: 100%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.75rem;
    padding: 0.75rem 1rem;
    color: white;
    font-size: 1rem;
    transition: all 0.2s;
    outline: none;
}

input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
    background: rgba(15, 23, 42, 0.8);
}

.btn {
    width: 100%;
    background: linear-gradient(to right, var(--primary), var(--primary-hover));
    color: white;
    border: none;
    border-radius: 0.75rem;
    padding: 0.75rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 1rem;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 15px -3px rgba(99, 102, 241, 0.4);
}

.btn:active {
    transform: translateY(0);
}

.alert {
    padding: 0.75rem;
    border-radius: 0.75rem;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.footer-text {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Table Styles */
.table-container {
    background: var(--bg-card);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    margin-top: 2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    background: rgba(15, 23, 42, 0.4);
    padding: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

td {
    padding: 1rem;
    font-size: 0.875rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

/* Badge Styles */
.badge {
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-success { background: rgba(16, 185, 129, 0.1); color: var(--accent); }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: #f59e0b; }

/* Action Links */
.action-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    margin-right: 1rem;
}

.action-link:hover {
    text-decoration: underline;
}

.action-link.delete {
    color: var(--error);
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border-radius: 0.5rem;
    text-decoration: none;
    display: inline-block;
}

/* Form Layouts */
.form-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 800px;
    margin: 0 auto;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.2s;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-main);
}