ai-web/resources/css/tool_index.css

html { scroll-behavior: smooth; }

:root {
    --page-max-width: 1480px;
}

body { background: #ffffff !important; }

/* 头部和底部保持最大宽度限制 */
.site-header .container,
.footer-shell .container {
    max-width: var(--page-max-width);
}

/* 首页内容区域横向满屏 */
.page-tools .page-main .container {
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
}

.tool-home {
    display: grid;
    grid-template-columns: 208px minmax(0, 1fr);
    gap: .72rem;
    align-items: start;
    width: 100%;
    padding: 0 1.5rem;
}

.tool-side {
    position: sticky;
    top: .72rem;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    padding: .6rem .48rem;
    max-height: calc(100vh - 1.44rem);
    overflow: auto;
}

.tool-side-logo {
    display: flex;
    align-items: center;
    gap: .38rem;
    padding: .22rem .3rem .56rem;
    border-bottom: 1px solid var(--line);
    margin-bottom: .36rem;
    font-family: "Outfit", "Noto Sans SC", sans-serif;
    color: var(--text-main);
    font-size: 1.12rem;
    font-weight: 800;
}

.tool-side-logo-dot {
    width: 1.35rem;
    height: 1.35rem;
    border-radius: .38rem;
    background: linear-gradient(135deg, #a777ff, #6e77ff);
    color: #fff;
    font-size: .68rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.tool-side-links {
    display: grid;
    gap: .16rem;
}

.tool-side-link {
    display: grid;
    grid-template-columns: 1rem minmax(0, 1fr) auto;
    align-items: center;
    gap: .42rem;
    border: 1px solid transparent;
    border-radius: .58rem;
    text-decoration: none;
    color: #4e6189;
    padding: .38rem .42rem;
    font-size: .82rem;
    transition: .16s ease;
}

.tool-side-link:hover, .tool-side-link.active, .tool-side-link.is-active {
    border-color: var(--line-strong);
    background: var(--brand-soft);
    color: #21345f;
    box-shadow: inset 3px 0 0 #5f72ff;
}

.tool-side-link i {
    color: #687ba2;
    text-align: center;
}

.tool-side-link small {
    color: #97a9c8;
    font-size: .7rem;
}

.tool-main {
    width: 100%;
    display: grid;
    gap: .62rem;
}

.tool-hero {
    border: none;
    border-radius: 12px;
    background: #ffffff;
    padding: 1.2rem 1rem 1rem;
    text-align: center;
}

.tool-chip {
    display: inline-flex;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    background: var(--bg-surface);
    color: #6f81a7;
    font-size: .68rem;
    font-weight: 700;
    padding: .14rem .5rem;
    margin-bottom: .4rem;
}

.tool-title {
    margin: 0 0 .24rem;
    font-family: "Outfit", "Noto Sans SC", sans-serif;
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.1;
}

.tool-sub {
    margin: 0 0 .7rem;
    color: var(--text-muted);
    font-size: .92rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

:root[data-theme="dark"] .tool-hero {
    background: linear-gradient(180deg, #1b2849 0, #16223f 100%);
}

.tool-search {
    margin: 0 auto .8rem;
    width: min(860px, 100%);
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: .38rem;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    background: var(--bg-surface);
    padding: .3rem;
}

.tool-search input {
    border: 0;
    box-shadow: none;
    height: 2.4rem;
    padding: 0 1rem;
    background: transparent;
    color: var(--text-main);
    font-size: .9rem;
}

.tool-search button {
    border-radius: 999px;
    min-width: 100px;
    height: 2.4rem;
    font-size: .88rem;
    font-weight: 600;
}

.tool-channel {
    border: none;
    border-radius: 12px;
    background: transparent;
    padding: .6rem;
    display: grid;
    grid-template-columns: 70px repeat(4, minmax(0, 1fr));
    gap: .5rem;
}

.tool-channel-mini {
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    display: grid;
    gap: .4rem;
    padding: .5rem .35rem;
}

.tool-channel-mini a {
    text-decoration: none;
    color: #5f7399;
    font-size: .76rem;
    text-align: center;
}

.tool-channel-mini a i {
    display: block;
    font-size: 1.1rem;
    margin-bottom: .2rem;
    color: var(--brand-strong);
}

.tool-channel-card {
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    min-height: 110px;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    text-decoration: none;
    font-family: "Outfit", "Noto Sans SC", sans-serif;
    font-size: .96rem;
    font-weight: 700;
    color: #fff;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
    padding: .6rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.tool-channel-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(20,32,56,.08), rgba(20,32,56,.68));
}

.tool-channel-card span {
    position: relative;
    z-index: 1;
}

.tool-banner-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .6rem;
}

.tool-banner {
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    background: #ffffff;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .6rem;
    padding: .65rem .8rem;
    text-decoration: none;
    transition: .16s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.tool-banner:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    border-color: #d1d5db;
}

.tool-banner.alt {
    background: #f9fafb;
}

.tool-banner b {
    color: var(--text-main);
    font-size: 1.1rem;
    font-family: "Outfit", "Noto Sans SC", sans-serif;
    font-weight: 700;
}

.tool-banner small {
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    background: var(--bg-surface);
    color: #5f749a;
    font-size: .76rem;
    padding: .16rem .5rem;
}

.tool-section {
    border: none;
    border-radius: 12px;
    background: transparent;
    padding: .7rem;
    scroll-margin-top: 1rem;
}

.tool-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: .56rem;
}

.tool-section-head h2 {
    margin: 0;
    color: var(--text-main);
    font-size: 1.08rem;
    font-family: "Outfit", "Noto Sans SC", sans-serif;
    font-weight: 700;
}

.tool-section-head a {
    color: var(--brand-strong);
    text-decoration: none;
    font-size: .8rem;
    font-weight: 600;
    transition: color .16s ease;
}

.tool-section-head a:hover {
    color: var(--brand);
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: .6rem;
}

.tool-card {
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    padding: .7rem .75rem;
    text-decoration: none;
    transition: .18s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.tool-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    border-color: #d1d5db;
}

.tool-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: .5rem;
    flex-shrink: 0;
    overflow: hidden;
}

.tool-card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.tool-card-name {
    color: var(--text-main);
    font-size: .96rem;
    line-height: 1.3;
    font-weight: 700;
    margin-bottom: .25rem;
    flex-shrink: 0;
}

.tool-card-meta {
    color: var(--text-muted);
    font-size: .78rem;
    margin-bottom: .45rem;
    flex-shrink: 0;
}

.tool-card-desc {
    color: var(--text-muted);
    font-size: .8rem;
    line-height: 1.4;
    margin: 0 0 .6rem;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tool-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .4rem;
    margin-top: auto;
    flex-shrink: 0;
}

.tool-card-tag {
    display: inline-flex;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    padding: .14rem .5rem;
    color: var(--brand-strong);
    background: var(--brand-soft);
    font-size: .72rem;
    font-weight: 500;
    flex-shrink: 0;
}

.tool-card-date {
    color: #97a9c8;
    font-size: .7rem;
    flex-shrink: 0;
    white-space: nowrap;
}

.channel-tabs {
    display: flex;
    align-items: center;
    gap: .4rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: .6rem;
}

.channel-tab {
    border: 1px solid transparent;
    border-radius: 999px;
    padding: .24rem .65rem;
    color: #56698d;
    text-decoration: none;
    font-size: .82rem;
    white-space: nowrap;
    transition: .16s ease;
    font-weight: 500;
}

.channel-tab.active, .channel-tab:hover {
    border-color: #d7dff1;
    background: #f4f7ff;
    color: #27406f;
}

@media (max-width: 1199px) {
    .tool-home {
        grid-template-columns: 1fr;
    }
    .tool-side {
        position: static;
        max-height: none;
    }
    .tool-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 991px) {
    .tool-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 767px) {
    .tool-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .tool-search {
        grid-template-columns: 1fr;
        border-radius: 12px;
    }
    .tool-search button {
        width: 100%;
        border-radius: 10px;
    }
    .tool-channel {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .tool-banner-row {
        grid-template-columns: 1fr;
    }
    .tool-hero {
        padding: 1rem .8rem;
    }
    .tool-title {
        font-size: clamp(1.6rem, 6vw, 2.2rem);
    }
}

@media (max-width: 575px) {
    .tool-grid {
        grid-template-columns: 1fr;
    }
    .tool-channel {
        grid-template-columns: 1fr;
    }
}