.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.login-card {
    width: 100%;
    max-width: 400px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 8px var(--shadow-sm);
    overflow: hidden;
}

.login-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-tertiary);
}

.login-header h1 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.login-body {
    padding: 24px;
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-color-alpha);
}

.form-control::placeholder {
    color: var(--text-secondary);
}

.btn-login {
    width: 100%;
    padding: 10px 16px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 8px;
}

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

.btn-login:active {
    opacity: 0.9;
}

.alert-error {
    padding: 12px;
    margin-bottom: 16px;
    background-color: #fee;
    border: 1px solid #fcc;
    border-radius: 6px;
    color: #c00;
    font-size: 14px;
}

[data-theme="dark"] .alert-error {
    background-color: #3d2626;
    border-color: #662222;
    color: #ff9999;
}