:root {
    --bg-color: #0b0f19;
    --text-color: #f8fafc;
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --card-bg: rgba(30, 41, 59, 0.7);
    --success: #10b981;
    --error: #ef4444;
    --border: rgba(255, 255, 255, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    background-image: radial-gradient(circle at top right, rgba(79, 70, 229, 0.15), transparent 40%),
                      radial-gradient(circle at bottom left, rgba(16, 185, 129, 0.1), transparent 40%);
    color: var(--text-color);
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    background-color: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 3rem;
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    text-align: center;
    max-width: 600px;
    width: 90%;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

h1, h2 {
    margin-top: 0;
    font-weight: 800;
    background: linear-gradient(135deg, #818cf8, #c084fc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.5rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 1.8rem; }

.hidden {
    display: none !important;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #cbd5e1;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
    background-color: rgba(15, 23, 42, 0.8);
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.3);
}

.btn {
    display: inline-block;
    width: 100%;
    background-color: var(--primary);
    color: white;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

.btn-danger {
    background-color: transparent;
    border: 1px solid var(--error);
    color: var(--error);
    padding: 0.5rem 1rem;
    border-radius: 0.3rem;
    cursor: pointer;
    transition: 0.2s;
}

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

.status {
    padding: 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    min-height: 24px;
}

.status.success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

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

.link-btn {
    background: none;
    border: none;
    color: #818cf8;
    cursor: pointer;
    margin-top: 1rem;
    text-decoration: underline;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
    text-align: left;
}

th, td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

td:last-child {
    display: flex;
    gap: 0.5rem;
}

th {
    color: #cbd5e1;
    font-weight: 600;
}

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

.mt-4 { margin-top: 1.5rem; }
.mb-4 { margin-bottom: 1.5rem; }