body.user-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: #f5f7fb;
}

.user-main {
    flex: 1;
    padding: 32px 0 52px;
}

.account-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
}

.account-nav,
.account-panel {
    background: #fff;
    border: 1px solid rgba(15, 23, 42, .08);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(15, 23, 42, .06);
    overflow: hidden;
}

.account-nav__title,
.account-panel__title {
    background: var(--main-color);
    color: #fff;
    font-size: 17px;
    font-weight: 800;
    line-height: 50px;
    padding: 0 20px;
}

.account-nav__link {
    display: flex;
    align-items: center;
    gap: 9px;
    height: 50px;
    padding: 0 18px;
    color: #263241;
    border-bottom: 1px solid #eef1f5;
    text-decoration: none;
    font-size: 15px;
}

.account-nav__link:hover,
.account-nav__link.is-active {
    color: var(--main-color);
    background: rgba(21, 56, 84, .06);
    text-decoration: none;
}

.account-panel__body {
    padding: 22px;
}

.invoice-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
    padding: 16px 18px;
    border: 1px solid #dfe5ee;
    border-radius: 8px;
    background: #f8fafc;
}

.invoice-summary strong {
    display: block;
    margin-bottom: 5px;
    color: #1f2937;
    font-size: 14px;
}

.invoice-summary span {
    color: #951e14;
    font-size: 24px;
    font-weight: 900;
    line-height: 1.2;
    word-break: break-word;
}

.invoice-summary p {
    margin: 0;
    color: #64748b;
    font-size: 14px;
    line-height: 1.7;
    text-align: right;
}

.invoice-tip {
    margin: 0 0 20px;
    padding: 12px 14px;
    border: 1px solid rgba(149, 30, 20, .16);
    border-radius: 6px;
    color: #951e14;
    background: rgba(149, 30, 20, .05);
    line-height: 1.7;
    text-align: center;
}

.invoice-section-title {
    margin: 0 0 16px;
    padding-left: 10px;
    border-left: 4px solid var(--main-color);
    color: #1f2937;
    font-size: 16px;
    font-weight: 900;
    line-height: 1.3;
}

.invoice-section-title--sub {
    margin-top: 8px;
}

.invoice-form .layui-form-label {
    display: block;
    float: none;
    width: auto;
    padding: 0 0 7px;
    color: #1f2937;
    text-align: left;
    font-weight: 800;
}

.invoice-form .layui-form-label span {
    color: #e53935;
    margin-left: 3px;
}

.invoice-form .layui-input-block {
    margin-left: 0;
    min-height: auto;
}

.invoice-form .layui-input {
    height: 50px;
    border: 1px solid #d8dee8;
    border-radius: 4px;
    font-size: 15px;
}

.invoice-form .layui-input:focus {
    border-color: var(--main-color) !important;
    box-shadow: 0 0 0 3px rgba(21, 56, 84, .08);
}

.invoice-form .layui-btn {
    height: 50px;
    line-height: 50px;
    border-radius: 6px;
    background: var(--main-color);
    font-size: 17px;
    font-weight: 800;
}

.invoice-form .layui-btn:hover,
.invoice-form .layui-btn:focus {
    color: #fff;
    background: #0f2b42;
}

.invoice-form .layui-btn:disabled {
    cursor: not-allowed;
    background: #98a2b3;
}

.in-img {
    margin-top: 12px;
    text-align: center;
}

.layui-layer-content img {
    width: 150px;
}

@media (max-width: 768px) {
    .user-main {
        padding: 20px 12px 36px;
    }

    .account-layout {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .account-nav {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .account-nav__title {
        display: none;
    }

    .account-nav__link {
        justify-content: center;
        padding: 0 8px;
        font-size: 14px;
        border-right: 1px solid #eef1f5;
    }

    .account-panel__body {
        padding: 18px;
    }

    .invoice-summary {
        display: block;
    }

    .invoice-summary p {
        margin-top: 8px;
        text-align: left;
    }
}