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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.logo {
    max-width: 150px;
    margin-bottom: 20px;
}

h1 {
    color: #1a1a2e;
    font-size: 24px;
    margin-bottom: 30px;
    font-weight: 600;
}

.message {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
}

.message.error {
    background: #fee2e2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.message.success {
    background: #dcfce7;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

.message.warning {
    background: #fef3c7;
    color: #b45309;
    border: 1px solid #fcd34d;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    margin-bottom: 6px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input::placeholder {
    color: #9ca3af;
}

.form-actions {
    margin-top: 24px;
}

.btn-primary {
    width: 100%;
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

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

a.btn-primary {
    display: inline-block;
    text-decoration: none;
    text-align: center;
}

.btn-secondary {
    width: 100%;
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    color: #374151;
    background: #f3f4f6;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: 10px;
}

.btn-secondary:hover {
    background: #e5e7eb;
}

.form-footer {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
}

.form-footer a {
    color: #6b7280;
    font-size: 14px;
    text-decoration: none;
    transition: color 0.2s;
}

.form-footer a:hover {
    color: #3b82f6;
}