/* ========== 登录页样式 ========== */
body.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    background: rgba(45, 52, 54, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    padding: 40px 36px;
    width: 100%;
    max-width: 340px;
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.login-header .avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    margin-bottom: 16px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    object-fit: cover;
}

.login-header h1 {
    font-size: 20px;
    color: #ffffff;
    font-weight: 600;
}

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

.login-form .form-group input {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    font-size: 15px;
    transition: all 0.3s;
    font-family: inherit;
    text-align: center;
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
}

.login-form .form-group input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.12);
}

.login-form .form-group input:disabled {
    background: rgba(255, 255, 255, 0.05);
    cursor: not-allowed;
}

.login-form .form-group input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.btn-login:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.btn-login:disabled {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.3);
    cursor: not-allowed;
    transform: none;
}

.error-msg {
    background: rgba(220, 38, 38, 0.2);
    border: 1px solid rgba(220, 38, 38, 0.3);
    color: #fca5a5;
    padding: 10px 14px;
    border-radius: 10px;
    margin-bottom: 16px;
    font-size: 13px;
    text-align: center;
}

.warning-msg {
    background: rgba(245, 158, 11, 0.2);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #fcd34d;
    padding: 10px 14px;
    border-radius: 10px;
    margin-bottom: 16px;
    font-size: 13px;
    text-align: center;
}

.locked-msg {
    background: rgba(0, 0, 0, 0.3);
    color: white;
    padding: 20px;
    border-radius: 12px;
    text-align: center;
}

.locked-msg .icon {
    font-size: 40px;
    margin-bottom: 10px;
}

.locked-msg h3 {
    margin-bottom: 6px;
    font-size: 16px;
}

.locked-msg p {
    opacity: 0.7;
    font-size: 13px;
}

/* 移动端 */
@media (max-width: 480px) {
    .login-card {
        padding: 32px 28px;
        max-width: 300px;
    }
    
    .login-header .avatar {
        width: 80px;
        height: 80px;
    }
    
    .login-header h1 {
        font-size: 18px;
    }
}