.side-menu-shell {
    display: none;
    position: fixed;
    top: 45px;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 12;
    background: rgba(15, 23, 42, .35);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

.side-menu-panel {
    width: min(86vw, 320px);
    height: 100%;
    background: #ffffff;
    border-right: 1px solid #e5e7eb;
    box-shadow: 18px 0 45px rgba(15, 23, 42, .22);
    display: flex;
    flex-direction: column;
    transform: translateX(-105%);
    transition: transform .22s ease;
}

.side-menu-shell.is-open .side-menu-panel {
    transform: translateX(0);
}

.side-menu-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 18px 14px 18px;
    background: linear-gradient(135deg, #293955, #1f2d45);
    color: #fff;
}

    .side-menu-head strong {
        display: block;
        font-size: 15px;
        line-height: 1.2;
    }

    .side-menu-head span {
        display: block;
        font-size: 12px;
        color: #f9ca00;
        margin-top: 3px;
    }

.side-menu-logo {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(255,255,255,.12);
    display: flex;
    align-items: center;
    justify-content: center;
}

    .side-menu-logo img {
        width: 30px;
        height: 30px;
        object-fit: contain;
    }

.side-menu-list {
    padding: 10px;
    margin: 0;
    list-style: none;
    overflow-y: auto;
    flex: 1;
}

    .side-menu-list li {
        padding: 0 !important;
        margin: 3px 0;
    }

    .side-menu-list a {
        display: flex;
        align-items: center;
        gap: 12px;
        min-height: 44px;
        padding: 0 12px;
        border-radius: 12px;
        color: #1f2937 !important;
        text-decoration: none !important;
        font-family: "Segoe UI", Roboto, Arial, sans-serif !important;
        font-size: 14px !important;
        font-weight: 600 !important;
        opacity: 1 !important;
        transition: background .15s ease, color .15s ease, transform .15s ease;
    }

        .side-menu-list a i {
            width: 22px;
            text-align: center;
            font-size: 17px;
            color: #64748b;
        }

        .side-menu-list a:hover {
            background: #eef5ff;
            color: #0d6efd !important;
            transform: translateX(2px);
        }

            .side-menu-list a:hover i {
                color: #0d6efd;
            }

        .side-menu-list a.active {
            background: #e9f2ff;
            color: #0d6efd !important;
            box-shadow: inset 3px 0 0 #0d6efd;
        }

            .side-menu-list a.active i {
                color: #0d6efd;
            }

.side-menu-divider {
    height: 1px;
    background: #e5e7eb;
    margin: 10px 4px !important;
}

.logout-link {
    color: #b42318 !important;
}

    .logout-link i {
        color: #b42318 !important;
    }

.side-menu-foot {
    padding: 12px 18px;
    border-top: 1px solid #e5e7eb;
    color: #6b7280;
    background: #f8fafc;
}

@media (max-width: 480px) {
    .side-menu-panel {
        width: 88vw;
    }

    .side-menu-list a {
        min-height: 48px;
        font-size: 15px !important;
    }
}
.side-menu-close {
    margin-left: auto;
    border: none;
    background: rgba(255,255,255,.12);
    color: #f9ca00;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    cursor: pointer;
}

    .side-menu-close:hover {
        background: rgba(255,255,255,.22);
    }
.side-menu-list a.active {
    background: #e9f2ff;
    color: #0d6efd !important;
    box-shadow: inset 4px 0 0 #0d6efd;
}

    .side-menu-list a.active i {
        color: #0d6efd;
    }
.side-menu-panel {
    width: min(82vw, 310px);
}