:root {
    --sidebar-shell-width: 104px;
    --sidebar-page-gap: 24px;
    --sidebar-page-left: calc(var(--sidebar-shell-width) + var(--sidebar-page-gap));
    --sidebar-page-base: #040c30;
    --sidebar-blue-deep: #040c30;
    --sidebar-blue-main: #0a1d56;
    --sidebar-blue-soft: #16377a;
    --sidebar-white: #f8fbff;
    --sidebar-white-soft: rgba(248, 251, 255, 0.82);
    --sidebar-line: rgba(255, 255, 255, 0.26);
    --sidebar-panel-shadow: 0 22px 46px rgba(3, 12, 48, 0.34);
}

.sidebar {
    width: var(--sidebar-shell-width) !important;
    position: fixed !important;
    top: 16px !important;
    left: 16px !important;
    height: calc(100vh - 32px) !important;
    padding: 14px 10px 16px !important;
    border-radius: 10px !important;
    border: 1px solid rgba(245, 241, 232, 0.28);
    background:
        linear-gradient(90deg, rgba(245, 241, 232, 0.16) 0 1px, transparent 1px calc(100% - 1px), rgba(245, 241, 232, 0.12) calc(100% - 1px)),
        linear-gradient(180deg, rgba(255, 255, 252, 0.08), rgba(255, 255, 252, 0.015)),
        linear-gradient(180deg, rgba(3, 10, 34, 0.98), rgba(7, 22, 60, 0.95) 52%, rgba(5, 12, 36, 0.99));
    background-blend-mode: normal, normal, normal;
    box-shadow: var(--sidebar-panel-shadow);
    display: flex !important;
    flex-direction: column !important;
    z-index: 1100 !important;
    overflow: hidden !important;
}

.sidebar::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(180deg, rgba(255, 255, 252, 0.045) 0 1px, transparent 1px 18px);
    opacity: 0.14;
    pointer-events: none;
}

.sidebar::after {
    content: "蓝夹缬";
    position: relative;
    display: block;
    width: 78px;
    margin: 2px auto 14px;
    padding: 9px 0 8px;
    border-radius: 4px;
    background:
        linear-gradient(180deg, rgba(255, 255, 252, 0.94), rgba(224, 235, 238, 0.88));
    border: 1px solid rgba(245, 241, 232, 0.44);
    color: var(--sidebar-blue-main);
    text-align: center;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-indent: 0.12em;
    z-index: 1;
}

.nav-container {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: flex-start !important;
    height: 100% !important;
    gap: 8px !important;
    position: relative !important;
    z-index: 1 !important;
}

.nav-item {
    width: 80px !important;
    min-height: 62px !important;
    display: flex !important;
    align-items: flex-start !important;
    justify-content: center !important;
    padding: 9px 7px 7px !important;
    border: 1px solid rgba(245, 241, 232, 0.1);
    border-radius: 6px !important;
    background-color: rgba(255, 255, 252, 0.035);
    background-repeat: no-repeat;
    background-size: 19px 19px !important;
    background-position: center 9px !important;
    color: var(--sidebar-white);
    text-decoration: none;
    position: relative !important;
    overflow: hidden !important;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.nav-item::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    display: none;
    opacity: 0;
    pointer-events: none;
}

.nav-item::after {
    content: "";
    position: absolute;
    inset: auto 10px 7px;
    height: 1px;
    border-radius: 999px;
    border: 0;
    background: linear-gradient(90deg, transparent, rgba(245, 241, 232, 0.28), transparent);
    pointer-events: none;
}

.nav-item:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.22);
    background-color: rgba(255, 255, 252, 0.075);
    box-shadow: 0 10px 24px rgba(4, 12, 48, 0.22);
}

.nav-item.active {
    background-color: rgba(255, 255, 252, 0.94);
    border-color: rgba(245, 241, 232, 0.5);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04), 0 12px 26px rgba(4, 12, 48, 0.28);
}

.nav-item.active::after {
    inset: auto auto 7px 50%;
    width: 34px;
    height: 2px;
    border: 0;
    border-radius: 99px;
    background: var(--sidebar-blue-main);
    transform: translateX(-50%);
}

.nav-item.active .nav-label,
.nav-item.active .nav-label-user,
.nav-item:hover .nav-label,
.nav-item:hover .nav-label-user {
    color: var(--sidebar-white);
}

.nav-item.active .nav-label,
.nav-item.active .nav-label-user {
    color: var(--sidebar-blue-main);
}

.nav-label,
.nav-label-user {
    margin-top: 23px !important;
    display: block;
    width: 100%;
    text-align: center;
    font-size: 10px !important;
    line-height: 1.1 !important;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--sidebar-white-soft);
    pointer-events: none;
    user-select: none;
}

.nav-item-index::before {
    background:
        linear-gradient(90deg, transparent 18%, rgba(255, 255, 255, 0.2) 18% 22%, transparent 22% 78%, rgba(255, 255, 255, 0.2) 78% 82%, transparent 82%),
        linear-gradient(180deg, transparent 18%, rgba(255, 255, 255, 0.16) 18% 22%, transparent 22% 78%, rgba(255, 255, 255, 0.16) 78% 82%, transparent 82%),
        radial-gradient(circle at center, rgba(255, 255, 255, 0.18) 0 14px, transparent 14px);
}

.nav-item-generate::before {
    background:
        linear-gradient(45deg, transparent 28%, rgba(255, 255, 255, 0.18) 28% 32%, transparent 32% 68%, rgba(255, 255, 255, 0.18) 68% 72%, transparent 72%),
        linear-gradient(-45deg, transparent 28%, rgba(255, 255, 255, 0.18) 28% 32%, transparent 32% 68%, rgba(255, 255, 255, 0.18) 68% 72%, transparent 72%),
        radial-gradient(circle at center, rgba(255, 255, 255, 0.08) 0 15px, transparent 15px);
}

.nav-item-search::before {
    background:
        radial-gradient(circle at center, transparent 0 13px, rgba(255, 255, 255, 0.18) 13px 15px, transparent 15px),
        linear-gradient(90deg, transparent 48%, rgba(255, 255, 255, 0.16) 48% 52%, transparent 52%),
        linear-gradient(180deg, transparent 48%, rgba(255, 255, 255, 0.16) 48% 52%, transparent 52%);
}

.nav-item-display::before {
    background:
        linear-gradient(90deg, transparent 16%, rgba(255, 255, 255, 0.16) 16% 20%, transparent 20% 80%, rgba(255, 255, 255, 0.16) 80% 84%, transparent 84%),
        linear-gradient(180deg, transparent 16%, rgba(255, 255, 255, 0.16) 16% 20%, transparent 20% 80%, rgba(255, 255, 255, 0.16) 80% 84%, transparent 84%),
        linear-gradient(45deg, transparent 38%, rgba(255, 255, 255, 0.1) 38% 42%, transparent 42% 58%, rgba(255, 255, 255, 0.1) 58% 62%, transparent 62%);
}

.nav-item-3d::before {
    background:
        linear-gradient(30deg, transparent 28%, rgba(255, 255, 255, 0.18) 28% 32%, transparent 32%),
        linear-gradient(150deg, transparent 28%, rgba(255, 255, 255, 0.18) 28% 32%, transparent 32%),
        linear-gradient(90deg, transparent 22%, rgba(255, 255, 255, 0.14) 22% 26%, transparent 26% 74%, rgba(255, 255, 255, 0.14) 74% 78%, transparent 78%),
        linear-gradient(180deg, transparent 22%, rgba(255, 255, 255, 0.1) 22% 26%, transparent 26% 74%, rgba(255, 255, 255, 0.1) 74% 78%, transparent 78%);
}

.nav-item-manage::before {
    background:
        linear-gradient(90deg, transparent 18%, rgba(255, 255, 255, 0.16) 18% 22%, transparent 22% 78%, rgba(255, 255, 255, 0.16) 78% 82%, transparent 82%),
        linear-gradient(180deg, transparent 18%, rgba(255, 255, 255, 0.16) 18% 22%, transparent 22% 78%, rgba(255, 255, 255, 0.16) 78% 82%, transparent 82%),
        radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.18) 0 5px, transparent 5px),
        radial-gradient(circle at center, transparent 0 13px, rgba(255, 255, 255, 0.12) 13px 15px, transparent 15px);
}

.nav-item-database::before {
    background:
        linear-gradient(180deg, transparent 16%, rgba(255, 255, 255, 0.16) 16% 20%, transparent 20% 40%, rgba(255, 255, 255, 0.16) 40% 44%, transparent 44% 64%, rgba(255, 255, 255, 0.16) 64% 68%, transparent 68%),
        linear-gradient(90deg, transparent 24%, rgba(255, 255, 255, 0.1) 24% 26%, transparent 26% 74%, rgba(255, 255, 255, 0.1) 74% 76%, transparent 76%),
        radial-gradient(circle at center, rgba(255, 255, 255, 0.08) 0 13px, transparent 13px);
}

.nav-item-watermark::before {
    background:
        radial-gradient(circle at 38% 42%, rgba(255, 255, 255, 0.18) 0 9px, transparent 9px),
        radial-gradient(circle at 38% 42%, transparent 0 12px, rgba(255, 255, 255, 0.14) 12px 14px, transparent 14px),
        linear-gradient(45deg, transparent 56%, rgba(255, 255, 255, 0.16) 56% 60%, transparent 60%),
        linear-gradient(90deg, transparent 18%, rgba(255, 255, 255, 0.1) 18% 22%, transparent 22% 78%, rgba(255, 255, 255, 0.1) 78% 82%, transparent 82%);
}

.nav-item-user::before {
    background:
        radial-gradient(circle at 50% 28%, rgba(255, 255, 255, 0.18) 0 8px, transparent 8px),
        radial-gradient(circle at 50% 54%, transparent 0 12px, rgba(255, 255, 255, 0.16) 12px 14px, transparent 14px),
        linear-gradient(90deg, transparent 20%, rgba(255, 255, 255, 0.1) 20% 24%, transparent 24% 76%, rgba(255, 255, 255, 0.1) 76% 80%, transparent 80%);
}

.nav-item-user {
    margin-top: auto;
    margin-bottom: 0;
    background-image: url("../../bgimg/sidebar-user.png");
}

.nav-item-index {
    background-image: url("../../bgimg/sidebar-home.png");
}

.nav-item-generate {
    background-image: url("../../bgimg/sidebar-generate.png");
}

.nav-item-search {
    background-image: url("../../bgimg/sidebar-search.png");
}

.nav-item-display {
    background-image: url("../../bgimg/sidebar-display.png");
}

.nav-item-3d {
    background-image: url("../../bgimg/sidebar-3d.png");
}

.nav-item-database {
    background-image: url("../../bgimg/sidebar-database.png");
}

.nav-item-watermark {
    background-image: url("../../bgimg/sidebar-watermark.png");
}

.nav-item-manage {
    background-image: url("../../bgimg/sidebar-database.png");
}

.nav-item.active.nav-item-index,
.nav-item.active.nav-item-generate,
.nav-item.active.nav-item-search,
.nav-item.active.nav-item-display,
.nav-item.active.nav-item-3d,
.nav-item.active.nav-item-database,
.nav-item.active.nav-item-watermark,
.nav-item.active.nav-item-manage,
.nav-item.active.nav-item-user {
    background-color: rgba(248, 251, 255, 0.08);
    background-blend-mode: normal;
}

.nav-item.active .nav-label,
.nav-item.active .nav-label-user {
    color: var(--sidebar-white);
}

.nav-item.active::after {
    background: rgba(245, 241, 232, 0.86);
}

.nav-item.active::before {
    opacity: 0;
    filter: none;
}

.nav-item-user::after {
    top: 10px;
    right: 10px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #62d89a;
    border: 2px solid rgba(4, 12, 48, 0.95);
    box-shadow: 0 0 10px rgba(98, 216, 154, 0.5);
    display: none;
}

.nav-item-user.logged-in::after {
    display: block;
}

body,
body.blue-jiaxie-theme,
body.mockup-theme {
    padding: 20px 20px 20px max(24px, var(--sidebar-page-left)) !important;
}

body > .container,
body > .page-shell,
body > main.container {
    flex: 1 1 auto;
    width: auto !important;
    max-width: 100%;
    margin-left: 0 !important;
}

@media (max-width: 900px) {
    body,
    body.blue-jiaxie-theme,
    body.mockup-theme {
        padding: 12px 12px 132px !important;
    }

    .sidebar {
        width: auto !important;
        height: auto !important;
        left: 12px !important;
        right: 12px !important;
        bottom: 12px !important;
        top: auto !important;
        padding: 8px !important;
        border-radius: 16px !important;
    }

    .sidebar::before,
    .sidebar::after {
        display: none;
    }

    .nav-container {
        flex-direction: row !important;
        align-items: center !important;
        justify-content: space-between !important;
        padding-left: 48px;
        gap: 8px;
    }

    .nav-item {
        width: auto !important;
        flex: 1 1 0 !important;
        min-width: 0;
        min-height: 58px !important;
        padding: 9px 4px 6px !important;
        border-radius: 14px !important;
        background-position: center 9px !important;
        background-size: 18px 18px !important;
    }

    .nav-item::after {
        inset: 5px;
        border-radius: 10px;
    }

    .nav-label,
    .nav-label-user {
        margin-top: 21px !important;
        font-size: 9px !important;
    }

    .nav-item-user {
        margin-top: 0;
    }
}

.sidebar-toggle {
    position: fixed;
    top: 50%;
    left: calc(16px + var(--sidebar-shell-width) - 4px);
    z-index: 1300;
    width: 24px;
    min-width: 24px;
    height: 64px;
    min-height: 64px;
    padding: 0;
    border: 1px solid rgba(245, 241, 232, 0.28);
    border-radius: 8px;
    background:
        linear-gradient(180deg, rgba(248, 251, 255, 0.92), rgba(219, 232, 236, 0.84));
    color: transparent;
    overflow: hidden;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 16px 34px rgba(4, 12, 48, 0.3);
    backdrop-filter: blur(12px);
    transform: translateY(-50%);
    transition: left 0.22s ease, background 0.18s ease, opacity 0.18s ease;
}

.sidebar-toggle::before {
    content: "‹";
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    color: var(--sidebar-blue-main);
    font-size: 24px;
    line-height: 1;
}

.sidebar-toggle:hover {
    background:
        linear-gradient(180deg, rgba(255, 255, 252, 0.98), rgba(229, 238, 240, 0.9));
}

body.sidebar-collapsed .sidebar {
    transform: translateX(calc(-100% - 32px));
    opacity: 0;
    pointer-events: none;
}

body.sidebar-collapsed .sidebar-toggle {
    left: 24px;
}

body.sidebar-collapsed .sidebar-toggle::before {
    content: "›";
}

@media (max-width: 900px) {
    body.sidebar-collapsed {
        padding: 12px 12px 132px !important;
    }

    body.sidebar-collapsed .sidebar {
        transform: translateY(calc(100% + 24px));
    }

    .sidebar-toggle {
        top: auto;
        bottom: 24px;
        left: 22px;
        width: 40px;
        min-width: 40px;
        height: 54px;
        min-height: 54px;
        transform: none;
    }

    body.sidebar-collapsed .sidebar-toggle {
        left: 22px;
    }
}

body.sidebar-collapsed,
body.blue-jiaxie-theme.sidebar-collapsed,
body.mockup-theme.sidebar-collapsed {
    padding: 20px !important;
}

.admin-entry-button {
    position: fixed;
    top: 22px;
    right: 22px;
    z-index: 1290;
    min-height: 38px;
    padding: 9px 14px;
    border: 1px solid rgba(245, 241, 232, 0.46);
    border-radius: 6px;
    background: linear-gradient(180deg, rgba(255, 255, 252, 0.96), rgba(229, 238, 240, 0.9));
    color: var(--sidebar-blue-main);
    text-decoration: none;
    font-size: 13px;
    font-weight: 800;
    box-shadow: 0 14px 30px rgba(3, 12, 48, 0.24);
}

.admin-entry-button[hidden],
.admin-only-link[hidden] {
    display: none !important;
}

@media (max-width: 900px) {
    .admin-entry-button {
        top: 14px;
        right: 14px;
        min-height: 34px;
        padding: 7px 10px;
        font-size: 12px;
    }
}