html {
    height: 100%
}

body.login {
    height: 100%;
    margin: 0;
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    color: rgba(255,255,255,.95);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    overflow: hidden;
}

body.login::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 20% 50%, rgba(72,52,212,.15) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 20%, rgba(120,70,220,.1) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(50,100,200,.08) 0%, transparent 50%);
    animation: bgShift 20s ease-in-out infinite alternate;
    z-index: 0;
}

@keyframes bgShift {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(-2%, -1%) rotate(2deg); }
}

.login-panel {
    width: 520px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.login-brand {
    text-align: center;
    margin-bottom: 40px;
}

.login-brand .brand-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #fff;
    box-shadow: 0 10px 30px rgba(102,126,234,.4);
}

.login-brand .brand-title {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 6px;
    margin: 0;
}

.login-brand .brand-subtitle {
    font-size: 13px;
    color: rgba(255,255,255,.45);
    margin-top: 8px;
    letter-spacing: 6px;
}

.login-panel .section {
    width: 100%;
    margin: 0 auto;
}

.login-panel form {
    background: rgba(255,255,255,.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 20px;
    padding: 44px 40px 36px;
    box-shadow: 0 12px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.1);
}

.login-panel .form-control {
    display: block;
    margin-top: 0;
    width: 100%;
    height: 50px;
    background: rgba(255,255,255,.92) !important;
    border: 1px solid rgba(255,255,255,.6) !important;
    border-radius: 12px;
    color: #333 !important;
    font-size: 15px;
    padding: 10px 18px 10px 48px;
    transition: all .3s ease;
    box-shadow: inset 0 1px 3px rgba(0,0,0,.08) !important;
}

.login-panel .form-control:focus {
    background: #fff !important;
    border-color: #667eea !important;
    box-shadow: inset 0 1px 3px rgba(0,0,0,.08), 0 0 0 3px rgba(102,126,234,.2) !important;
    outline: none;
    color: #333 !important;
}

.login-panel .form-control::placeholder { color: #aaa; }
.login-panel .form-control::-webkit-input-placeholder { color: #aaa; }
.login-panel .form-control::-moz-placeholder { color: #aaa; }

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

.login-form-group .input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 17px;
    z-index: 2;
    pointer-events: none;
}

.captcha-row {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    align-items: center;
}

.captcha-row .login-form-group {
    flex: 1;
    margin-bottom: 0;
}

.captcha-row .captcha-img {
    height: 50px;
    border-radius: 12px;
    cursor: pointer;
    flex-shrink: 0;
    transition: opacity .2s;
}

.captcha-row .captcha-img:hover {
    opacity: .8;
}

.login-panel .btn-login,
.login-panel .btn-login:hover,
.login-panel .btn-login:focus,
.login-panel .btn-login:active {
    width: 100%;
    height: 52px;
    margin-top: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    border: none !important;
    border-radius: 12px;
    color: #222 !important;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 6px;
    cursor: pointer;
    transition: all .3s ease;
    box-shadow: 0 6px 20px rgba(102,126,234,.4);
    position: relative;
    overflow: hidden;
    outline: none !important;
}

.login-panel .btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(102,126,234,.55) !important;
}

.login-panel .btn-login:active {
    transform: translateY(0);
    box-shadow: 0 3px 12px rgba(102,126,234,.3) !important;
}

.login-panel .btn-login::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
    transition: left .5s;
}

.login-panel .btn-login:hover::after {
    left: 100%;
}

.checkbox-custom {
    position: relative;
    padding: 0 0 0 26px;
    margin: 14px 0 6px;
    display: inline-block;
}

.checkbox-custom input[type="checkbox"] {
    opacity: 0;
    position: absolute;
    cursor: pointer;
    z-index: 2;
    margin: -6px 0 0 0;
    top: 50%;
    left: 0;
    width: 18px;
    height: 18px;
}

.checkbox-custom label {
    cursor: pointer;
    line-height: 1.2;
    font-weight: normal;
    margin-bottom: 0;
    text-align: left;
    color: rgba(255,255,255,.55);
    font-size: 14px;
}

.checkbox-custom label:before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    margin-top: -9px;
    width: 18px;
    height: 17px;
    display: inline-block;
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,.3);
    background: rgba(255,255,255,.08);
}

.checkbox-custom input[type="checkbox"]:checked + label:after {
    position: absolute;
    display: inline-block;
    font-family: 'Glyphicons Halflings';
    content: "\e013";
    top: 42%;
    left: 3px;
    margin-top: -5px;
    font-size: 11px;
    line-height: 1;
    width: 16px;
    height: 16px;
    color: #667eea;
}

.login-footer {
    margin: 24px 0 0;
    padding-top: 0;
    border: none;
    text-align: center;
}

.login-footer a {
    color: rgba(255,255,255,.4);
}

.layui-layer-content {
    color: #676a6c;
}

@media screen and (max-width:580px) {
    .login-panel {
        width: auto;
        margin: 0 20px;
        padding: 0;
    }

    .login-panel form {
        padding: 32px 24px 28px;
    }

    .login-brand .brand-title {
        font-size: 28px;
    }

    .login-brand .brand-icon {
        width: 64px;
        height: 64px;
        font-size: 28px;
    }
}