@charset "UTF-8";

/* AI 应用中心：按参考图建立独立、紧凑的应用目录布局。 */
#apps-page {
    --app-accent: #426cf5;
    --app-accent-hover: #3159df;
    --app-accent-soft: rgba(66, 108, 245, 0.1);
    --app-page-bg: color-mix(in srgb, var(--bg-body) 96%, #eef3fb);
    --app-card-bg: var(--bg-surface);
    --app-card-border: var(--border-subtle);
    --app-card-shadow: 0 5px 18px rgba(35, 55, 92, 0.055);
    --app-card-shadow-hover: 0 12px 28px rgba(35, 55, 92, 0.11);
    --app-banner-start: #d7f7ff;
    --app-banner-middle: #e6f5ff;
    --app-banner-end: #91c2ff;
    --app-banner-title: #172238;
    --app-banner-text: #53647c;
    --app-ease: cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
    height: 100%;
    min-height: 0;
    overflow: hidden;
    background: var(--app-page-bg);
}

body.light-mode #apps-page,
html[data-theme="light"] #apps-page {
    --app-page-bg: #f5f7fb;
    --app-card-bg: #ffffff;
    --app-card-border: #e7ebf2;
    --app-card-shadow: 0 5px 18px rgba(35, 55, 92, 0.045);
    --app-card-shadow-hover: 0 13px 30px rgba(35, 55, 92, 0.1);
}

html:not([data-theme="light"]) body:not(.light-mode) #apps-page,
html[data-theme="dark"] #apps-page {
    --app-banner-start: #142a43;
    --app-banner-middle: #182b49;
    --app-banner-end: #244a7b;
    --app-banner-title: #f2f6ff;
    --app-banner-text: #b3c1d8;
}

body[data-active-page="apps"] {
    background: var(--app-page-bg) !important;
    background-image: none !important;
}

body[data-active-page="apps"] #main-container {
    min-height: 0;
    padding: 0 !important;
    overflow: hidden;
    background: var(--app-page-bg) !important;
}

body[data-active-page="apps"] #apps-page.active-page {
    gap: 0;
}

.chat-app-market {
    width: 100%;
    max-width: 1280px;
    height: 100%;
    min-height: 0;
    display: grid;
    align-content: start;
    gap: 16px;
    margin: 0 auto;
    padding: 18px 22px 42px;
    overflow-x: hidden;
    overflow-y: auto;
    background: var(--app-page-bg);
    scrollbar-gutter: stable;
}

.chat-app-market-hero {
    position: relative;
    isolation: isolate;
    width: calc(100% + 16px);
    height: clamp(214px, 18vw, 240px);
    min-height: 214px;
    margin-left: -8px;
    overflow: hidden;
    border: 1px solid rgba(126, 183, 235, 0.2);
    border-radius: 18px;
    background: linear-gradient(108deg, var(--app-banner-start) 0%, var(--app-banner-middle) 50%, var(--app-banner-end) 100%);
    box-shadow: 0 8px 26px rgba(52, 116, 180, 0.08);
}

.chat-app-market-hero::before {
    content: "";
    position: absolute;
    z-index: -1;
    inset: 0;
    background:
        radial-gradient(circle at 47% 28%, rgba(255, 255, 255, 0.78), transparent 28%),
        radial-gradient(circle at 76% 80%, rgba(95, 199, 255, 0.22), transparent 31%);
    pointer-events: none;
}

.chat-app-market-hero::after {
    content: "";
    position: absolute;
    z-index: -1;
    top: -80%;
    right: 20%;
    width: 290px;
    height: 290px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.22);
    filter: blur(14px);
    pointer-events: none;
}

.chat-app-market-heading {
    position: relative;
    z-index: 2;
    width: 58%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 24px 0 22px 28px;
}

.chat-app-market-heading h1 {
    margin: 0;
    color: var(--app-banner-title);
    font-size: clamp(32px, 2.7vw, 38px);
    font-weight: 850;
    line-height: 1.12;
    letter-spacing: -0.045em;
}

.chat-app-market-heading h1 strong {
    color: var(--app-accent);
    font: inherit;
}

.chat-app-market-heading > p {
    margin: 9px 0 0;
    color: var(--app-banner-text);
    font-size: 15px;
    font-weight: 500;
    line-height: 1.5;
}

.chat-app-market-features {
    display: flex;
    align-items: center;
    gap: clamp(30px, 3.4vw, 52px);
    margin-top: auto;
    padding-top: 18px;
}

.chat-app-market-features > span {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--app-banner-title);
}

.chat-app-market-features > span > i {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    flex: 0 0 40px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.48);
    color: var(--app-accent);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.28);
}

.chat-app-market-features svg {
    width: 19px;
    height: 19px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.chat-app-market-features > span > span {
    min-width: 0;
    display: grid;
    gap: 3px;
}

.chat-app-market-features strong {
    color: inherit;
    font-size: 14px;
    font-weight: 800;
    line-height: 1.2;
    white-space: nowrap;
}

.chat-app-market-features small {
    color: var(--app-banner-text);
    font-size: 12px;
    line-height: 1.3;
    white-space: nowrap;
}

.chat-app-market-features small b {
    color: inherit;
    font: inherit;
}

.chat-app-market-visual {
    position: absolute;
    z-index: 1;
    right: 0;
    bottom: 0;
    width: min(53%, 620px);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    pointer-events: none;
}

.chat-app-market-visual svg {
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
    transform: scale(1.12);
    transform-origin: right center;
}

/* 应用中心独立挂载时也要可靠隐藏无障碍辅助文本。 */
.chat-app-market .sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    margin: -1px !important;
    padding: 0 !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    clip-path: inset(50%) !important;
    border: 0 !important;
    white-space: nowrap !important;
}

.chat-app-browser {
    min-width: 0;
    display: grid;
    gap: 14px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.chat-app-browser-head {
    min-width: 0;
    width: calc(100% + 16px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-left: -8px;
}

.chat-app-category-row {
    min-width: 0;
    flex: 1 1 auto;
}

.chat-app-market .apps-category-tabs {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    overflow-x: auto;
    scrollbar-width: none;
}

.chat-app-market .apps-category-tabs::-webkit-scrollbar {
    display: none;
}

.chat-app-market .apps-category-tab {
    min-height: 36px;
    flex: 0 0 auto;
    padding: 0 20px;
    border: 1px solid var(--app-card-border);
    border-radius: 999px;
    background: var(--app-card-bg);
    color: var(--text-body);
    font-size: 13px;
    font-weight: 650;
    line-height: 1.2;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(35, 55, 92, 0.025);
    transition: border-color 150ms ease, background-color 150ms ease, color 150ms ease, transform 150ms var(--app-ease), box-shadow 150ms ease;
}

.chat-app-market .apps-category-tab:hover {
    border-color: color-mix(in srgb, var(--app-accent) 35%, var(--app-card-border));
    color: var(--app-accent);
    transform: translateY(-1px);
}

.chat-app-market .apps-category-tab.active {
    border-color: var(--app-accent);
    background: var(--app-accent);
    color: #ffffff;
    box-shadow: 0 7px 16px rgba(66, 108, 245, 0.22);
}

.chat-app-search {
    width: 200px;
    min-height: 38px;
    display: grid;
    grid-template-columns: 17px minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    flex: 0 0 200px;
    padding: 0 14px;
    border: 1px solid var(--app-card-border);
    border-radius: 999px;
    background: var(--app-card-bg);
    box-shadow: 0 2px 8px rgba(35, 55, 92, 0.025);
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

.chat-app-search:focus-within {
    border-color: color-mix(in srgb, var(--app-accent) 58%, var(--app-card-border));
    box-shadow: 0 0 0 3px var(--app-accent-soft);
}

.chat-app-search > svg {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.chat-app-search input {
    min-width: 0;
    width: 100%;
    border: 0;
    outline: 0;
    padding: 0;
    background: transparent;
    color: var(--text-title);
    font-size: 12px;
}

.chat-app-search input::placeholder {
    color: var(--text-muted);
}

.chat-app-market-grid {
    min-width: 0;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin: 0;
}

.chat-app-card {
    position: relative;
    min-width: 0;
    min-height: 146px;
    display: grid;
    grid-template-columns: 52px minmax(0, 1fr);
    grid-template-rows: auto auto 1fr;
    align-content: start;
    align-items: start;
    gap: 6px 12px;
    padding: 14px;
    overflow: hidden;
    border: 1px solid var(--app-card-border);
    border-radius: 9px;
    background: var(--app-card-bg);
    color: inherit;
    text-align: left;
    box-shadow: var(--app-card-shadow);
    cursor: pointer;
    appearance: none;
    transition: border-color 170ms ease, box-shadow 170ms ease, transform 170ms var(--app-ease);
}

.chat-app-card:hover,
.chat-app-card:focus-visible {
    border-color: color-mix(in srgb, var(--app-accent) 42%, var(--app-card-border));
    box-shadow: var(--app-card-shadow-hover);
    transform: translateY(-3px);
    outline: 0;
}

.chat-app-card:focus-visible {
    box-shadow: 0 0 0 3px var(--app-accent-soft), var(--app-card-shadow-hover);
}

.chat-app-card-icon {
    position: relative;
    grid-column: 1;
    grid-row: 1 / span 2;
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    flex: 0 0 52px;
    overflow: hidden;
    border: 1px solid rgba(66, 108, 245, 0.08);
    border-radius: 13px;
    background: #eef4ff;
    color: var(--app-accent);
    font-size: 26px;
    font-weight: 850;
}

.chat-app-card:nth-child(4n + 1) .chat-app-card-icon {
    background: #edf8f5;
    color: #319b80;
}

.chat-app-card:nth-child(4n + 2) .chat-app-card-icon {
    background: #f1f1ff;
    color: #655ee8;
}

.chat-app-card:nth-child(4n + 3) .chat-app-card-icon {
    background: #fff0f1;
    color: #e54d5d;
}

.chat-app-card:nth-child(4n) .chat-app-card-icon {
    background: #fff4e8;
    color: #dc8938;
}

.chat-app-card-icon img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-app-card-copy {
    display: contents;
}

.chat-app-card-title {
    grid-column: 2;
    grid-row: 1;
    align-self: end;
    min-width: 0;
    overflow: hidden;
    color: var(--text-title);
    font-size: 15px;
    font-weight: 800;
    line-height: 1.25;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chat-app-card-category {
    grid-column: 2;
    grid-row: 2;
    align-self: start;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-muted);
    font-size: 11px;
    line-height: 1.25;
}

.chat-app-card-category svg {
    width: 12px;
    height: 12px;
    flex: 0 0 12px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.chat-app-card-copy > p {
    grid-column: 1 / -1;
    grid-row: 3;
    min-height: 42px;
    margin: 9px 0 0;
    overflow: hidden;
    color: var(--text-body);
    font-size: 12px;
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.chat-app-market-state {
    min-height: 174px;
    display: grid;
    place-items: center;
    align-content: center;
    gap: 9px;
    padding: 28px;
    border: 1px dashed color-mix(in srgb, var(--app-accent) 24%, var(--app-card-border));
    border-radius: 9px;
    background: var(--app-card-bg);
    color: var(--text-body);
    text-align: center;
}

.chat-app-market-state[hidden] {
    display: none;
}

.chat-app-market-state strong {
    color: var(--text-title);
    font-size: 14px;
}

.chat-app-market-state small {
    color: var(--text-muted);
    font-size: 12px;
}

.chat-app-market-state button {
    min-height: 34px;
    margin-top: 5px;
    padding: 0 14px;
    border: 1px solid var(--app-accent);
    border-radius: 999px;
    background: var(--app-accent);
    color: #ffffff;
    font-size: 12px;
    font-weight: 750;
    cursor: pointer;
}

.chat-app-market-spinner {
    width: 30px;
    height: 30px;
    border: 3px solid var(--app-card-border);
    border-top-color: var(--app-accent);
    border-radius: 50%;
    animation: chat-app-spin 0.8s linear infinite;
}

.chat-app-market-empty-icon {
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    border-radius: 13px;
    background: var(--app-accent-soft);
    color: var(--app-accent);
}

.chat-app-market-empty-icon svg {
    width: 23px;
    height: 23px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* 进入具体应用后，聊天工作区继续使用当前站点主题主色。 */
#chat-page .chat-shell[data-chat-app-id] {
    --chat-accent: var(--brand-accent);
    --chat-accent-strong: color-mix(in srgb, var(--brand-accent) 82%, var(--text-title));
    --chat-accent-soft: color-mix(in srgb, var(--brand-accent) 14%, transparent);
    --chat-user-bubble: var(--brand-accent);
    border-color: color-mix(in srgb, var(--brand-accent) 26%, var(--chat-border));
}

#chat-page .chat-shell[data-chat-app-id] .chat-hero {
    background: linear-gradient(105deg, color-mix(in srgb, var(--brand-accent) 14%, var(--chat-surface)) 0%, var(--chat-surface) 49%, color-mix(in srgb, var(--brand-accent) 5%, var(--chat-surface)) 100%);
}

#chat-page .chat-shell[data-chat-app-id] .chat-hero-kicker {
    border-color: color-mix(in srgb, var(--brand-accent) 24%, transparent);
    background: color-mix(in srgb, var(--brand-accent) 9%, transparent);
    color: color-mix(in srgb, var(--brand-accent) 76%, var(--chat-text));
}

#chat-page .chat-shell[data-chat-app-id] .chat-hero-kicker i {
    background: var(--brand-accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-accent) 14%, transparent);
}

#chat-page .chat-shell[data-chat-app-id] .chat-hero-capability {
    border-color: color-mix(in srgb, var(--brand-accent) 20%, var(--chat-border));
    color: color-mix(in srgb, var(--brand-accent) 72%, var(--chat-text));
}

@keyframes chat-app-spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 1180px) {
    .chat-app-market-heading {
        width: 60%;
        padding-left: 26px;
    }

    .chat-app-market-features {
        gap: 30px;
    }

    .chat-app-market-visual {
        right: -6px;
        width: 52%;
    }
}

@media (max-width: 900px) {
    .chat-app-market-hero {
        height: 230px;
        min-height: 230px;
    }

    .chat-app-market-heading {
        width: 68%;
        padding-left: 26px;
    }

    .chat-app-market-heading h1 {
        font-size: 34px;
    }

    .chat-app-market-features > span:nth-child(3) {
        display: none;
    }

    .chat-app-market-visual {
        width: 47%;
        right: -28px;
        opacity: 0.88;
    }

    .chat-app-market-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 680px) {
    .chat-app-market {
        gap: 13px;
        padding: 12px 10px 34px;
    }

    .chat-app-market-hero {
        height: auto;
        min-height: 245px;
        border-radius: 15px;
    }

    .chat-app-market-heading {
        width: 100%;
        min-height: 245px;
        padding: 24px 20px 20px;
    }

    .chat-app-market-heading h1 {
        max-width: 74%;
        font-size: 30px;
    }

    .chat-app-market-heading > p {
        max-width: 70%;
        font-size: 14px;
    }

    .chat-app-market-features {
        width: 100%;
        gap: 14px;
        padding-top: 20px;
    }

    .chat-app-market-features > span {
        gap: 7px;
    }

    .chat-app-market-features > span > i {
        width: 31px;
        height: 31px;
        flex-basis: 31px;
    }

    .chat-app-market-features small {
        display: none;
    }

    .chat-app-market-visual {
        top: 2px;
        right: -80px;
        bottom: auto;
        width: 66%;
        height: 72%;
        opacity: 0.45;
    }

    .chat-app-browser-head {
        width: 100%;
        align-items: stretch;
        flex-direction: column;
        gap: 10px;
        margin-left: 0;
    }

    .chat-app-search {
        width: 100%;
        flex-basis: auto;
    }
}

@media (max-width: 520px) {
    .chat-app-market-heading h1,
    .chat-app-market-heading > p {
        max-width: 100%;
    }

    .chat-app-market-visual {
        display: none;
    }

    .chat-app-market-features {
        justify-content: space-between;
    }

    .chat-app-market-features > span:nth-child(3) {
        display: none;
    }

    .chat-app-market .apps-category-tab {
        min-height: 36px;
        padding-inline: 16px;
        font-size: 12px;
    }

    .chat-app-market-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .chat-app-card {
        min-height: 154px;
        padding: 16px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .chat-app-card,
    .chat-app-market .apps-category-tab {
        transition: none;
    }

    .chat-app-market-spinner {
        animation-duration: 1.8s;
    }
}