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

.admin-login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.login-wrapper {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px 32px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.login-logo {
    text-align: center;
    margin-bottom: 30px;
    color: #667eea;
}

.login-logo h2 {
    margin-top: 12px;
    font-size: 20px;
    color: #1a1a2e;
    font-weight: 600;
}

.lang-switcher {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    justify-content: center;
}

.lang-btn {
    padding: 6px 16px;
    border: 2px solid #e0e0e0;
    background: #fff;
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    color: #666;
    transition: all 0.2s;
}

.lang-btn.active {
    border-color: #667eea;
    background: #667eea;
    color: #fff;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 8px;
}

.login-form input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 15px;
    transition: border-color 0.2s;
    outline: none;
}

.login-form input:focus {
    border-color: #667eea;
}

.form-error {
    color: #e53e3e;
    font-size: 13px;
    margin-bottom: 12px;
    min-height: 18px;
    text-align: center;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(102,126,234,0.4);
}

.btn-block { width: 100%; }

.login-footer {
    margin-top: 24px;
    text-align: center;
    font-size: 12px;
    color: #999;
}