:root {
    --primary-color: #6b7280;
    --secondary-color: #4b5563;
    --background-color: #f9fafb;
    --text-color: #111827;
    --border-color: #d1d5db;
    --error-color: #dc2626;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
}

.login-container {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    width: 100%;
    max-width: 400px;
    margin: 1rem;
}

.login-form h1 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
    font-size: 1.75rem;
    font-weight: 700;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.login-btn {
    width: 100%;
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.login-btn:hover {
    background: var(--secondary-color);
}

.error-message {
    margin-top: 1rem;
    padding: 0.75rem;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 8px;
    color: var(--error-color);
    text-align: center;
}

.cookie-warning {
    margin-top: 1rem;
    padding: 1.5rem;
    background: #fef3c7;
    border: 1px solid #fbbf24;
    border-radius: 8px;
    color: #92400e;
}

.cookie-warning h3 {
    margin-bottom: 0.75rem;
    color: #92400e;
    font-size: 1.125rem;
}

.cookie-warning h4 {
    margin: 1rem 0 0.5rem 0;
    color: #92400e;
    font-size: 1rem;
}

.cookie-warning ul {
    margin: 0.5rem 0 1rem 1.5rem;
    line-height: 1.6;
}

.cookie-warning li {
    margin-bottom: 0.25rem;
}

.test-cookies-btn {
    background: #f59e0b;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    margin-top: 1rem;
}

.test-cookies-btn:hover {
    background: #d97706;
}