web_huangguo_web/app/static/css/404.css

:root {
    --not-found-bg: #0f0f0f;
    --not-found-panel: rgba(255, 255, 255, 0.05);
    --not-found-line: rgba(255, 255, 255, 0.1);
    --not-found-primary: #ec237f;
    --not-found-secondary: rgba(255, 255, 255, 0.55);
}

.not-found-layout {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--not-found-bg);
}

.not-found-layout .site-header {
    flex-shrink: 0;
}

body.site-shell.is-404-page {
    min-width: 0;
    padding-top: 0;
    background: var(--not-found-bg);
}

body.is-404-page .h5-tabbar,
body.is-404-page .floating-action,
body.is-404-page .download-fab {
    display: none !important;
}

.not-found-page {
    width: 100%;
    flex: 1 0 auto;
    min-height: 0;
    padding: 40px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--not-found-bg);
    box-sizing: border-box;
    text-align: center;
}

.not-found-card {
    width: min(596px, 100%);
    max-width: 596px;
    padding: 36px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 22px;
    border-radius: 40px;
    box-sizing: border-box;
}

.not-found-code {
    color: var(--not-found-primary);
    font-family: "PingFang SC", sans-serif;
    font-size: 120px;
    font-weight: 400;
    line-height: 1.04;
}

.not-found-badge {
    padding: 8px 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 999px;
    background: var(--not-found-primary);
    box-sizing: border-box;
}

.not-found-badge-text {
    color: #fff;
    font-family: "PingFang SC", sans-serif;
    font-size: 12px;
    font-weight: 400;
    line-height: 18px;
}

.not-found-title {
    margin: 0;
    color: #fff;
    font-family: "PingFang SC", sans-serif;
    font-size: 24px;
    font-weight: 600;
    line-height: 32px;
}

.not-found-desc {
    margin: 0;
    color: var(--not-found-secondary);
    font-family: "PingFang SC", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 22px;
}

.not-found-search {
    width: min(524px, 100%);
    height: 52px;
    padding: 2px 2px 2px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    overflow: hidden;
    border: 1px solid var(--not-found-line);
    border-radius: 999px;
    background: var(--not-found-panel);
    box-sizing: border-box;
}

.not-found-search-input {
    min-width: 0;
    height: 100%;
    flex: 1 1 auto;
    padding: 0;
    border: 0;
    outline: 0;
    appearance: none;
    background: transparent;
    box-shadow: none;
    color: #fff;
    font-family: "PingFang SC", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 22px;
}

.not-found-search-input:focus,
.not-found-search-input:focus-visible {
    border: 0;
    outline: 0;
    box-shadow: none;
}

.not-found-search-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.not-found-search-btn,
.not-found-btn-primary,
.not-found-btn-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    min-width: 0;
    padding: 0;
    border: 0;
    cursor: pointer;
    font-family: "PingFang SC", sans-serif;
    font-size: 14px;
    font-weight: 500;
    line-height: 20px;
    text-decoration: none;
    box-sizing: border-box;
}

.not-found-search-btn {
    width: 96px;
    height: 48px;
    border-radius: 999px;
    background: var(--not-found-primary);
    color: #fff;
}

.not-found-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.not-found-btn-primary,
.not-found-btn-secondary {
    width: 148px;
    height: 48px;
    border-radius: 999px;
}

.not-found-btn-primary {
    background: var(--not-found-primary);
    color: #fff;
}

.not-found-btn-secondary {
    border: 1px solid rgba(255, 255, 255, 0.05);
    background: var(--not-found-line);
    color: var(--not-found-secondary);
}

.not-found-search-btn,
.not-found-btn-primary,
.not-found-btn-secondary {
    transition: filter 160ms ease, transform 160ms ease, border-color 160ms ease;
}

.not-found-search-btn:hover,
.not-found-btn-primary:hover,
.not-found-btn-secondary:hover {
    filter: brightness(1.08);
}

.not-found-search-btn:active,
.not-found-btn-primary:active,
.not-found-btn-secondary:active {
    transform: scale(0.98);
}

@media (max-width: 767px) {
    body.site-shell.is-404-page {
        padding-top: 0;
    }

    body.is-404-page .site-header {
        display: flex !important;
        position: fixed !important;
        top: env(safe-area-inset-top, 0px) !important;
        height: 48px !important;
        min-height: 48px !important;
        overflow: hidden !important;
    }

    .not-found-page {
        flex: 1 0 auto;
        min-height: 100dvh;
        padding: calc(48px + env(safe-area-inset-top, 0px)) 16px 24px;
        background: radial-gradient(circle at 50% 38%, rgba(236, 35, 127, 0.08), transparent 45%), var(--not-found-bg);
    }

    .not-found-card {
        width: min(343px, 100%);
        padding: 24px 0;
        gap: 16px;
        border-radius: 24px;
    }

    .not-found-code {
        font-size: 80px;
        line-height: 84px;
    }

    .not-found-badge {
        padding: 6px 12px;
    }

    .not-found-badge-text {
        font-size: 12px;
        line-height: 18px;
    }

    .not-found-title {
        max-width: 100%;
        font-size: 20px;
        line-height: 28px;
    }

    .not-found-desc {
        max-width: 100%;
        font-size: 14px;
        line-height: 20px;
    }

    .not-found-search {
        width: 100%;
        height: 48px;
        padding: 2px 2px 2px 16px;
        border-radius: 24px;
    }

    .not-found-search-input {
        font-size: 14px;
        line-height: 20px;
    }

    .not-found-search-btn {
        width: 82px;
        height: 44px;
        font-size: 14px;
        line-height: 20px;
    }

    .not-found-actions {
        width: 100%;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .not-found-btn-primary,
    .not-found-btn-secondary {
        width: 100%;
        height: 46px;
        padding: 0;
        font-size: 14px;
        line-height: 20px;
    }
}

@media (max-width: 359px) {
    .not-found-card {
        gap: 13px;
    }

    .not-found-code {
        font-size: 70px;
        line-height: 74px;
    }

    .not-found-actions {
        display: flex;
        flex-direction: column;
    }

    .not-found-btn-primary,
    .not-found-btn-secondary {
        width: 100%;
        flex-basis: 44px;
    }
}