/* WebStackNav — Liquid Glass (ui-ux-pro-max × DataPulse SaaS Analytics)
   Glassmorphism · Analytics Dashboard · Electric Blue + Growth Green CTA
*/

:root {
    --blur-amount: 10px;
    --blur-strong: 16px;
    --glass-radius: 14px;
    --glass-radius-sm: 10px;
    --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 280ms cubic-bezier(0.4, 0, 0.2, 1);
    --sidebar-float-gap: 12px;
    --sidebar-panel-width: 260px;
    --sidebar-panel-width-collapsed: 60px;

    /* DataPulse SaaS Analytics (uupm demo) + Analytics Dashboard tokens */
    --color-primary: #0080FF;
    --color-on-primary: #FFFFFF;
    --color-secondary: #3B82F6;
    --color-accent: #22C55E;
    --color-background: #FFFFFF;
    --color-foreground: #0F172A;
    --color-muted: #F8FAFC;
    --color-primary-dark: #0066CC;
    --color-primary-rgb: 0, 128, 255;
    --color-accent-rgb: 34, 197, 94;
    --color-foreground-rgb: 15, 23, 42;
    --color-text-muted: #64748B;
    --color-text-subtle: rgba(var(--color-foreground-rgb), 0.42);
    --color-border: #E2E8F0;
    --color-border-subtle: rgba(226, 232, 240, 0.7);
    --color-ring: #0080FF;
    --color-destructive: #DC2626;

    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-bg-strong: rgba(255, 255, 255, 0.88);
    --glass-bg-sidebar: rgba(255, 255, 255, 0.7);
    --nav-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.82));
    --hero-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(248, 250, 252, 0.55));
    --sidebar-inner-bg: linear-gradient(180deg, rgba(255, 255, 255, 0.82) 0%, rgba(248, 250, 252, 0.62) 100%);
    --search-input-bg: rgba(248, 250, 252, 0.9);
    --orb-primary: rgba(0, 128, 255, 0.22);
    --orb-secondary: rgba(34, 197, 94, 0.14);
    --orb-fade: rgba(255, 255, 255, 0);
    --glass-shadow: 0 8px 32px rgba(var(--color-primary-rgb), 0.08), 0 2px 8px rgba(var(--color-foreground-rgb), 0.04);
    --glass-shadow-hover: 0 16px 48px rgba(var(--color-primary-rgb), 0.12), 0 4px 16px rgba(var(--color-foreground-rgb), 0.06);
    --neu-raised: 0 1px 2px rgba(var(--color-foreground-rgb), 0.05), 0 8px 20px rgba(var(--color-foreground-rgb), 0.04);
    --neu-raised-sm: 0 1px 2px rgba(var(--color-foreground-rgb), 0.04), 0 2px 8px rgba(var(--color-foreground-rgb), 0.03);
    --neu-pressed: inset 0 1px 3px rgba(var(--color-foreground-rgb), 0.07);
    --neu-chip-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(248, 250, 252, 0.86));
    --card-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(248, 250, 252, 0.7));
    --card-bg-hover: linear-gradient(145deg, #FFFFFF, rgba(219, 234, 254, 0.55));
    --chip-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(248, 250, 252, 0.82));

    /* Clarity Pro skin tokens — softer SaaS cards like DataPulse */
    --skin-card-radius: 14px;
    --skin-card-shadow: 0 1px 2px rgba(var(--color-foreground-rgb), 0.04), 0 8px 24px rgba(var(--color-foreground-rgb), 0.05);
    --skin-card-hover-shadow: 0 4px 8px rgba(var(--color-foreground-rgb), 0.06), 0 16px 32px rgba(var(--color-primary-rgb), 0.12);
    --skin-card-hover-y: -3px;
    --skin-card-accent: transparent;
    --skin-card-blur: 10px;
    --skin-hero-radius: 16px;
    --skin-nav-radius: 16px;
    --skin-section-style: bar;
    --skin-primary-glow: 0 0 24px rgba(var(--color-primary-rgb), 0.18);
    --skin-bg-grid: radial-gradient(circle, rgba(var(--color-foreground-rgb), 0.05) 1px, transparent 1px);
    --skin-bg-grid-opacity: 0.4;
    --skin-orb-opacity: 0.32;
    --skin-orb-blur: 72px;
}

/* ── Typography ── */
.page-body.glass-theme,
.page-body.glass-theme p,
.page-body.glass-theme a,
.page-body.glass-theme .xe-comment p {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

/* ── Animated gradient background ── */
.page-body.glass-theme {
    background-color: var(--color-background);
    color: var(--color-foreground);
    position: relative;
    overflow-x: hidden;
}

.page-body.glass-theme::before,
.page-body.glass-theme::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(var(--skin-orb-blur, 80px));
    opacity: var(--skin-orb-opacity, 0.55);
    z-index: 0;
    pointer-events: none;
}

.page-body.glass-theme::before {
    width: 55vw;
    height: 55vw;
    top: -15vw;
    right: -10vw;
    background: radial-gradient(circle, var(--orb-primary) 0%, var(--orb-fade) 70%);
    animation: glass-float-a 18s ease-in-out infinite alternate;
}

.page-body.glass-theme::after {
    width: 50vw;
    height: 50vw;
    bottom: -12vw;
    left: -8vw;
    background: radial-gradient(circle, var(--orb-secondary) 0%, var(--orb-fade) 70%);
    animation: glass-float-b 22s ease-in-out infinite alternate;
}

@keyframes glass-float-a {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(-4vw, 3vw) scale(1.08); }
}

@keyframes glass-float-b {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(3vw, -2vw) scale(1.06); }
}

@media (prefers-reduced-motion: reduce) {
    .page-body.glass-theme::before,
    .page-body.glass-theme::after {
        animation: none;
    }
    .box2,
    .box2:hover {
        transition: none !important;
        transform: none !important;
    }
    .page-body.glass-theme .sidebar-menu.fixed .sidebar-menu-inner::-webkit-scrollbar-thumb {
        transition: none;
    }
}

/* ── Layout stacking ── */
.page-body.glass-theme .page-container {
    position: relative;
    z-index: 1;
}

/* ── Glass sidebar (floating panel) ──
   Blur lives on .sidebar-menu-inner only — never on .sidebar-menu, or fixed
   positioning breaks and the panel scrolls with the page. */
.page-body.glass-theme .sidebar-menu {
    background: transparent;
    border: none;
    box-shadow: none;
}

.page-body.glass-theme .sidebar-menu .sidebar-menu-inner {
    background: var(--sidebar-inner-bg);
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid var(--color-border);
    border-radius: var(--skin-nav-radius, var(--glass-radius));
    box-shadow:
        0 12px 36px rgba(var(--color-foreground-rgb), 0.1),
        0 2px 8px rgba(var(--color-primary-rgb), 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.14);
    transition:
        width var(--transition-smooth),
        left var(--transition-smooth),
        box-shadow var(--transition-smooth);
}

@media screen and (min-width: 768px) {
    .page-body.glass-theme .sidebar-menu.fixed .sidebar-menu-inner {
        position: fixed;
        top: var(--sidebar-float-gap);
        bottom: var(--sidebar-float-gap);
        left: var(--sidebar-float-gap);
        width: var(--sidebar-panel-width);
        height: auto;
        overflow-x: hidden;
        overflow-y: auto;
        z-index: 120;
        scrollbar-width: thin;
        scrollbar-color: rgba(var(--color-primary-rgb), 0.35) transparent;
    }

    .page-body.glass-theme .sidebar-menu.fixed .sidebar-menu-inner::-webkit-scrollbar {
        width: 6px;
    }

    .page-body.glass-theme .sidebar-menu.fixed .sidebar-menu-inner::-webkit-scrollbar-track {
        margin: 10px 0;
        background: transparent;
        border-radius: 999px;
    }

    .page-body.glass-theme .sidebar-menu.fixed .sidebar-menu-inner::-webkit-scrollbar-thumb {
        background: linear-gradient(
            180deg,
            rgba(var(--color-primary-rgb), 0.42),
            rgba(var(--color-primary-rgb), 0.24)
        );
        border: 2px solid transparent;
        background-clip: padding-box;
        border-radius: 999px;
        min-height: 48px;
        transition: background var(--transition-fast);
    }

    .page-body.glass-theme .sidebar-menu.fixed .sidebar-menu-inner::-webkit-scrollbar-thumb:hover {
        background: linear-gradient(
            180deg,
            rgba(var(--color-primary-rgb), 0.62),
            rgba(var(--color-primary-rgb), 0.4)
        );
        background-clip: padding-box;
    }

    /* Hide legacy perfectScrollbar rails if still present */
    .page-body.glass-theme .sidebar-menu .ps-scrollbar-y-rail,
    .page-body.glass-theme .sidebar-menu .ps-scrollbar-x-rail {
        display: none !important;
    }

    .page-body.glass-theme .sidebar-menu.collapsed.fixed .sidebar-menu-inner {
        position: fixed;
        width: var(--sidebar-panel-width-collapsed);
        overflow: visible;
    }
}

.page-body.glass-theme .sidebar-menu .logo-env {
    padding: 16px 18px 12px;
    border-bottom: 1px solid var(--color-border-subtle);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0));
}

.page-body.glass-theme .sidebar-menu .logo-env .logo-expanded img {
    display: block;
    height: auto;
    width: 100%;
    max-width: 168px;
    margin: 4px auto 2px;
}

.page-body.glass-theme .sidebar-menu .logo-env .logo-collapsed img {
    display: block;
    width: 36px;
    height: 36px;
    margin: 4px auto;
    object-fit: contain;
}

/* Tighter, roomier menu gutter */
.page-body.glass-theme .sidebar-menu .main-menu {
    padding: 8px 12px 16px;
    margin-top: 4px;
    margin-bottom: 8px;
}

/* ── Top-level items: soft-UI pills ── */
.page-body.glass-theme .sidebar-menu .main-menu > li > a {
    display: flex;
    align-items: center;
    color: rgba(var(--color-foreground-rgb), 0.66);
    font-size: 13px;
    border-bottom: none;
    border-radius: 12px;
    padding: 8px 10px;
    margin: 3px 0;
    transition: background var(--transition-fast), color var(--transition-fast),
        box-shadow var(--transition-fast), transform var(--transition-fast);
}

/* Neumorphic icon "chip" */
.page-body.glass-theme .sidebar-menu .main-menu > li > a > i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    margin-right: 10px;
    border-radius: 10px;
    font-size: 16px;
    color: var(--color-primary);
    background: var(--neu-chip-bg);
    box-shadow: var(--neu-raised-sm);
    transition: background var(--transition-fast), color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.page-body.glass-theme .sidebar-menu .main-menu > li > a > span.title,
.page-body.glass-theme .sidebar-menu .main-menu > li > a > span.tooltip-blue {
    flex: 1;
}

.page-body.glass-theme .sidebar-menu .main-menu > li > a > .label {
    align-self: center;
    background: rgba(var(--color-primary-rgb), 0.14);
    color: var(--color-primary-dark);
    box-shadow: none;
}

/* Hover: raised pill */
.page-body.glass-theme .sidebar-menu .main-menu > li > a:hover {
    color: var(--color-foreground);
    background: rgba(255, 255, 255, 0.5);
    box-shadow: var(--neu-raised);
    transform: translateY(-1px);
}

.page-body.glass-theme .sidebar-menu .main-menu > li > a:hover > i {
    color: var(--color-primary-dark);
}

/* Active: pressed amber pill with gradient chip */
.page-body.glass-theme .sidebar-menu .main-menu > li.active > a,
.page-body.glass-theme .sidebar-menu .main-menu > li.opened > a {
    color: var(--color-primary-dark);
    font-weight: 600;
    background: linear-gradient(145deg, rgba(var(--color-primary-rgb), 0.14), rgba(var(--color-primary-rgb), 0.06));
    box-shadow: var(--neu-pressed);
}

.page-body.glass-theme .sidebar-menu .main-menu > li.active > a > i,
.page-body.glass-theme .sidebar-menu .main-menu > li.opened > a > i {
    color: #fff;
    background: linear-gradient(145deg, var(--color-secondary), var(--color-primary));
    box-shadow: 3px 3px 8px rgba(var(--color-primary-rgb), 0.32), -2px -2px 5px rgba(255, 255, 255, 0.5);
}

.page-body.glass-theme .sidebar-menu .main-menu > li.has-sub > a:before {
    float: none;
    order: 3;
    margin: 0 0 0 8px;
    color: rgba(var(--color-foreground-rgb), 0.3);
}

/* ── Submenu: same soft-UI pills as top-level, lightly indented ── */
.page-body.glass-theme .sidebar-menu .main-menu ul {
    margin: 2px 0 8px;
    padding: 0;
}

.page-body.glass-theme .sidebar-menu .main-menu ul li a {
    display: inline-flex !important;
    align-items: center;
    width: max-content;
    max-width: calc(100% - 42px);
    box-sizing: border-box;
    color: rgba(var(--color-foreground-rgb), 0.66);
    font-size: 13px;
    padding: 5px 10px;
    /* Indent under primary title (icon chip 32 + gap 10) */
    margin: 2px 0 2px 42px;
    border-radius: 10px;
    border-bottom: none;
    transition: background var(--transition-fast), color var(--transition-fast),
        box-shadow var(--transition-fast), transform var(--transition-fast);
}

.page-body.glass-theme .sidebar-menu .main-menu ul li a:before {
    display: none;
}

.page-body.glass-theme .sidebar-menu .main-menu ul li a:hover {
    color: var(--color-foreground);
    background: rgba(255, 255, 255, 0.5);
    box-shadow: var(--neu-raised);
    transform: translateY(-1px);
}

.page-body.glass-theme .sidebar-menu .main-menu ul li.active > a {
    color: var(--color-primary-dark);
    font-weight: 600;
    background: linear-gradient(145deg, rgba(var(--color-primary-rgb), 0.14), rgba(var(--color-primary-rgb), 0.06));
    box-shadow: var(--neu-pressed);
}

.page-body.glass-theme .sidebar-menu .logo-env .settings-icon a,
.page-body.glass-theme .sidebar-menu .mobile-menu-toggle a {
    color: rgba(var(--color-foreground-rgb), 0.5);
}

.page-body.glass-theme .sidebar-menu .logo-env .settings-icon a:hover,
.page-body.glass-theme .sidebar-menu .mobile-menu-toggle a:hover {
    color: var(--color-primary);
}

@media screen and (min-width: 768px) {
    .page-body.glass-theme .sidebar-menu.collapsed .main-menu > li > ul {
        background: var(--glass-bg-strong);
        -webkit-backdrop-filter: blur(var(--blur-strong));
        backdrop-filter: blur(var(--blur-strong));
        border: 1px solid var(--color-border);
        border-radius: var(--glass-radius-sm);
        box-shadow: var(--glass-shadow-hover);
        margin-left: 8px;
    }

    .page-body.glass-theme .sidebar-menu.collapsed .main-menu > li.active,
    .page-body.glass-theme .sidebar-menu.collapsed .main-menu > li li.active {
        background-color: rgba(var(--color-primary-rgb), 0.08);
    }

    .page-body.glass-theme .sidebar-menu.collapsed .main-menu > li > a > i {
        width: 34px;
        height: 34px;
        margin-right: 0;
    }
}

/* ── Glass top navbar (floating / stays pinned on scroll) ── */
.page-body.glass-theme .user-info-navbar {
    position: -webkit-sticky;
    position: sticky;
    top: 10px;
    z-index: 200;
    background: var(--nav-bg);
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid var(--color-border);
    border-radius: var(--skin-nav-radius, var(--glass-radius));
    box-shadow: 0 10px 30px rgba(var(--color-foreground-rgb), 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.12);
    margin: 0 0 24px;
    padding: 0 8px;
    display: flex;
    align-items: center;
}

.page-body.glass-theme .user-info-navbar .user-info-menu {
    float: none;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
}

.page-body.glass-theme .user-info-navbar .user-info-menu.left-links {
    flex: 0 0 auto;
}

.page-body.glass-theme .user-info-navbar .user-info-menu.center-links {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    gap: 14px;
}

.page-body.glass-theme .user-info-navbar .user-info-menu.left-links,
.page-body.glass-theme .user-info-navbar .user-info-menu.right-links {
    position: relative;
    z-index: 1;
}

.page-body.glass-theme .user-info-navbar .user-info-menu.right-links {
    flex: 0 0 auto;
    margin-left: auto;
    gap: 8px;
}

.page-body.glass-theme .user-info-navbar .user-info-menu > li {
    float: none;
    display: block;
    border: 0;
    border-color: transparent;
}

.page-body.glass-theme .user-info-navbar .user-info-menu > li > a {
    position: relative;
    top: 0;
    color: rgba(var(--color-foreground-rgb), 0.65);
    border-bottom: none;
    transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
    border-radius: var(--glass-radius-sm);
}

.page-body.glass-theme .user-info-navbar .nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 18px;
    min-height: 44px;
    font-size: 13px;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
}

.page-body.glass-theme .user-info-navbar .nav-btn-icon-only {
    padding: 12px;
    min-width: 44px;
}

.page-body.glass-theme .user-info-navbar .nav-btn > i {
    font-size: 15px;
    line-height: 1;
    flex-shrink: 0;
}

.page-body.glass-theme .user-info-navbar .nav-btn-label {
    line-height: 1.2;
}

/* Top-nav「每日一图」card with random Bing wallpaper background */
.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper {
    position: relative;
    overflow: hidden;
    min-width: 104px;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    background-color: rgba(var(--color-foreground-rgb), 0.08);
    background-size: cover;
    background-position: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(6, 8, 14, 0.72) 0%, rgba(6, 8, 14, 0.28) 55%, rgba(6, 8, 14, 0.18) 100%);
    z-index: 0;
    transition: opacity var(--transition-fast);
}

.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper > i,
.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper > .nav-btn-label {
    position: relative;
    z-index: 1;
}

.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper.has-wallpaper-bg {
    color: #fff;
    box-shadow: 0 6px 20px rgba(var(--color-foreground-rgb), 0.18);
}

.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper.has-wallpaper-bg > i,
.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper.has-wallpaper-bg > .nav-btn-label {
    color: #fff;
    text-shadow: 0 1px 6px rgba(0, 0, 0, 0.45);
}

.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper.has-wallpaper-bg:hover,
.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper.has-wallpaper-bg:focus {
    color: #fff;
    background-color: transparent;
    transform: translateY(-1px);
    box-shadow: 0 10px 28px rgba(var(--color-foreground-rgb), 0.22);
}

.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper.has-wallpaper-bg:hover::before,
.page-body.glass-theme .user-info-navbar .nav-btn-wallpaper.has-wallpaper-bg:focus::before {
    opacity: 0.92;
}

.page-body.glass-theme .user-info-navbar .user-info-menu > li.active > .nav-btn-wallpaper.has-wallpaper-bg {
    outline: 2px solid rgba(255, 255, 255, 0.55);
    outline-offset: 2px;
}

.page-body.glass-theme .user-info-navbar .nav-flag {
    display: block;
    width: 18px;
    height: 13px;
    border-radius: 2px;
    object-fit: cover;
    flex-shrink: 0;
    box-shadow: 0 0 0 1px rgba(var(--color-foreground-rgb), 0.12);
}

.page-body.glass-theme .user-info-navbar .user-info-menu > li > a:hover,
.page-body.glass-theme .user-info-navbar .user-info-menu > li > a:focus {
    color: var(--color-primary);
    background: rgba(255, 255, 255, 0.55);
    box-shadow: var(--neu-raised-sm);
    outline: none;
}

.page-body.glass-theme .user-info-navbar .user-info-menu > li.hover-line:before,
.page-body.glass-theme .user-info-navbar .user-info-menu > li.hover-line:hover:before,
.page-body.glass-theme .user-info-navbar .user-info-menu > li.hover-line.open:before {
    display: none !important;
}

.page-body.glass-theme .user-info-navbar .user-info-menu > li > a:focus-visible {
    box-shadow: 0 0 0 2px var(--color-primary);
}

/* ── Dropdown menus ── */
.page-body.glass-theme .user-info-navbar .user-info-menu > li .dropdown-menu {
    background: var(--glass-bg-strong);
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid var(--color-border);
    border-radius: var(--glass-radius-sm);
    box-shadow: var(--glass-shadow-hover);
    overflow: hidden;
}

.page-body.glass-theme .user-info-navbar .user-info-menu > li .dropdown-menu > li > a {
    color: var(--color-foreground);
    transition: background var(--transition-fast);
}

.page-body.glass-theme .user-info-navbar .user-info-menu > li .dropdown-menu > li > a:hover,
.page-body.glass-theme .user-info-navbar .user-info-menu > li .dropdown-menu > li.active > a {
    background: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
}

/* ── Section headings ── */
.page-body.glass-theme h3.text-gray,
.page-body.glass-theme h4.text-gray {
    color: var(--color-foreground);
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.02em;
    padding: 10px 16px;
    margin: 28px 0 8px;
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(var(--blur-amount));
    backdrop-filter: blur(var(--blur-amount));
    border: none;
    border-radius: var(--glass-radius-sm);
    box-shadow: var(--neu-raised-sm);
    display: inline-flex;
    align-items: center;
}

.page-body.glass-theme h3.text-gray .linecons-tag,
.page-body.glass-theme h3.text-gray i,
.page-body.glass-theme h4.text-gray .linecons-tag,
.page-body.glass-theme h4.text-gray i {
    color: var(--color-primary);
}

/* ── Main content area ── */
.page-body.glass-theme .page-container .main-content {
    background: transparent;
}

/* ── Labels & badges ── */
.page-body.glass-theme .label-pink {
    background: rgba(var(--color-primary-rgb), 0.85);
    border-radius: 6px;
}

/* ── Footer / about panels ── */
.page-body.glass-theme .panel {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(var(--blur-amount));
    backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--color-border);
    border-radius: var(--glass-radius);
    box-shadow: var(--glass-shadow);
}

.page-body.glass-theme .panel .panel-heading {
    background: rgba(255, 255, 255, 0.3);
    border-bottom: 1px solid var(--color-border-subtle);
    border-radius: var(--glass-radius) var(--glass-radius) 0 0;
    color: var(--color-foreground);
}

.page-body.glass-theme .panel .panel-body {
    color: rgba(var(--color-foreground-rgb), 0.75);
}

/* ── Scrollbar (webkit) ── */
.page-body.glass-theme ::-webkit-scrollbar {
    width: 6px;
}

.page-body.glass-theme ::-webkit-scrollbar-track {
    background: transparent;
}

.page-body.glass-theme ::-webkit-scrollbar-thumb {
    background: rgba(var(--color-primary-rgb), 0.25);
    border-radius: 3px;
}

.page-body.glass-theme ::-webkit-scrollbar-thumb:hover {
    background: rgba(var(--color-primary-rgb), 0.4);
}

.page-body.glass-theme.boxed-container {
    background-color: var(--color-background);
}

.page-body.glass-theme.boxed-container .boxed-container,
.page-body.glass-theme .boxed-container {
    background: transparent;
}

/* ── AI search hero ── */
.ai-search-hero {
    background: var(--hero-bg);
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid var(--color-border);
    border-radius: var(--skin-hero-radius, 22px);
    box-shadow: 0 14px 40px rgba(var(--color-foreground-rgb), 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.12);
    padding: 28px 32px;
    margin-bottom: 28px;
    text-align: center;
}

.ai-search-hero .hero-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-foreground);
    margin: 0 0 6px;
    letter-spacing: 0.01em;
}

.ai-search-hero .hero-subtitle {
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 0 0 20px;
}

/* Sub-page hero cards — match homepage ai-search-hero footprint */
.ai-search-hero.briefs-hero,
.ai-search-hero.news-hero,
.ai-search-hero.wallpaper-hero {
    min-height: 226px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.ai-search-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.ai-search-tabs .tab {
    cursor: pointer;
    padding: 7px 18px;
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.6);
    background: var(--neu-chip-bg);
    border: none;
    border-radius: 999px;
    box-shadow: var(--neu-raised-sm);
    transition: all var(--transition-fast);
    user-select: none;
}

.ai-search-tabs .tab:hover {
    color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--neu-raised);
}

.ai-search-tabs .tab.active {
    color: var(--color-on-primary);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    box-shadow: 0 5px 14px rgba(var(--color-primary-rgb), 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.ai-search-form {
    display: flex;
    max-width: 640px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.01);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    backdrop-filter: blur(16px) saturate(1.2);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 999px;
    overflow: hidden;
    box-shadow:
        0 10px 28px rgba(var(--color-foreground-rgb), 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transition: box-shadow var(--transition-smooth), border-color var(--transition-smooth), background var(--transition-smooth);
}

.ai-search-form:focus-within {
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(var(--color-primary-rgb), 0.4);
    box-shadow:
        0 10px 28px rgba(var(--color-foreground-rgb), 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.35),
        0 0 0 3px rgba(var(--color-primary-rgb), 0.14);
}

.ai-search-form input[type="text"] {
    flex: 1;
    border: none;
    background: transparent;
    padding: 0 22px;
    height: 48px;
    font-size: 15px;
    color: var(--color-foreground);
    outline: none;
    font-family: inherit;
    min-width: 0;
}

.ai-search-form input::placeholder {
    color: rgba(var(--color-foreground-rgb), 0.42);
}

.ai-search-form button {
    border: none;
    background: linear-gradient(135deg, var(--color-accent), #16A34A);
    color: var(--color-on-primary);
    padding: 0 28px;
    height: 48px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: filter var(--transition-fast);
    white-space: nowrap;
    box-shadow: 0 6px 16px rgba(var(--color-accent-rgb), 0.25);
}

.ai-search-form button:hover {
    filter: brightness(1.05);
}

.ai-search-form button:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -3px;
}

/* Homepage search hero — Bing random wallpaper */
.ai-search-hero.has-wallpaper-bg {
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: background-image 0.6s ease;
}

.ai-search-hero.has-wallpaper-bg::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(6, 8, 14, 0.78) 0%, rgba(6, 8, 14, 0.42) 45%, rgba(6, 8, 14, 0.25) 100%);
    z-index: 0;
}

.ai-search-hero.has-wallpaper-bg > * {
    position: relative;
    z-index: 1;
}

.ai-search-hero.has-wallpaper-bg .hero-title {
    color: #fff;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

.ai-search-hero.has-wallpaper-bg .hero-subtitle {
    color: rgba(255, 255, 255, 0.88);
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}

.ai-search-hero.has-wallpaper-bg .ai-search-tabs .tab {
    color: rgba(255, 255, 255, 0.92);
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: none;
}

.ai-search-hero.has-wallpaper-bg .ai-search-tabs .tab:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.24);
}

.ai-search-hero.has-wallpaper-bg .ai-search-tabs .tab.active {
    color: var(--color-on-primary);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-color: transparent;
    box-shadow: 0 5px 14px rgba(var(--color-primary-rgb), 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.ai-search-hero.has-wallpaper-bg .ai-search-form {
    background: rgba(255, 255, 255, 0.01);
    border-color: rgba(255, 255, 255, 0.26);
    box-shadow:
        0 10px 32px rgba(0, 0, 0, 0.14),
        inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.ai-search-hero.has-wallpaper-bg .ai-search-form:focus-within {
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow:
        0 10px 32px rgba(0, 0, 0, 0.16),
        inset 0 1px 0 rgba(255, 255, 255, 0.28),
        0 0 0 3px rgba(var(--color-primary-rgb), 0.22);
}

.ai-search-hero.has-wallpaper-bg .ai-search-form input[type="text"] {
    color: #fff;
}

.ai-search-hero.has-wallpaper-bg .ai-search-form input::placeholder {
    color: rgba(255, 255, 255, 0.62);
}

/* ── Section header with "view more" ── */
.section-group-head {
    margin: 36px 0 4px;
}

.section-group-head:first-child {
    margin-top: 8px;
}

.section-group-title {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-group-title i {
    font-size: 20px;
    opacity: 0.85;
}

/* Crawl-only tool link list — keep in DOM, hide visually */
.seo-crawl-nav {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 30px 0 12px;
    flex-wrap: wrap;
    gap: 8px;
}

.section-head h2.text-gray,
.section-head h3.text-gray,
.section-head h4.text-gray {
    margin: 0;
}

.section-head .view-more {
    font-size: 12px;
    color: rgba(var(--color-foreground-rgb), 0.5);
    text-decoration: none;
    padding: 7px 16px;
    border-radius: 999px;
    background: var(--neu-chip-bg);
    border: none;
    box-shadow: var(--neu-raised-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.section-head .view-more:hover {
    color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--neu-raised);
}

/* ── Letter avatar for tool cards ── */
.tool-avatar {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
    box-shadow: 0 4px 12px rgba(var(--color-foreground-rgb), 0.12);
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    flex-shrink: 0;
}

.tool-avatar.grad-1 { background: linear-gradient(135deg, var(--color-primary), var(--color-secondary)); }
.tool-avatar.grad-2 { background: linear-gradient(135deg, #2563EB, #38BDF8); }
.tool-avatar.grad-3 { background: linear-gradient(135deg, #7C3AED, #C084FC); }
.tool-avatar.grad-4 { background: linear-gradient(135deg, #059669, #34D399); }
.tool-avatar.grad-5 { background: linear-gradient(135deg, #DB2777, #FB7185); }
.tool-avatar.grad-6 { background: linear-gradient(135deg, #0891B2, #22D3EE); }

/* ── Tool detail page ── */
.tool-detail-wrap {
    position: relative;
    z-index: 1;
    max-width: 960px;
    margin: 0 auto;
    padding: 28px 24px 60px;
}

.detail-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
}

.detail-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: rgba(var(--color-foreground-rgb), 0.7);
    text-decoration: none;
    padding: 9px 18px;
    border-radius: 999px;
    background: var(--neu-chip-bg);
    -webkit-backdrop-filter: blur(var(--blur-amount));
    backdrop-filter: blur(var(--blur-amount));
    border: none;
    box-shadow: var(--neu-raised-sm);
    transition: all var(--transition-fast);
}

.detail-back:hover {
    color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--neu-raised);
}

.detail-topbar .detail-links a {
    color: rgba(var(--color-foreground-rgb), 0.6);
    text-decoration: none;
    font-size: 14px;
    margin-left: 16px;
    transition: color var(--transition-fast);
}

.detail-topbar .detail-links a:hover {
    color: var(--color-primary);
}

.tool-detail-card {
    display: flex;
    flex-direction: column;
    gap: 28px;
    align-items: stretch;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.62), rgba(252, 246, 240, 0.4));
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 22px;
    box-shadow: -6px -6px 16px rgba(255, 255, 255, 0.6), 10px 12px 34px rgba(var(--color-foreground-rgb), 0.09);
    padding: 32px;
    margin-bottom: 32px;
}

/* Left block: icon + textual info */
.tool-detail-main {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    flex: 1 1 auto;
    min-width: 0;
}

.tool-detail-avatar {
    width: 88px;
    height: 88px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
    box-shadow: 0 8px 24px rgba(var(--color-foreground-rgb), 0.16);
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    flex-shrink: 0;
}

.tool-detail-avatar.grad-1 { background: linear-gradient(135deg, var(--color-primary), var(--color-secondary)); }
.tool-detail-avatar.grad-2 { background: linear-gradient(135deg, #2563EB, #38BDF8); }
.tool-detail-avatar.grad-3 { background: linear-gradient(135deg, #7C3AED, #C084FC); }
.tool-detail-avatar.grad-4 { background: linear-gradient(135deg, #059669, #34D399); }
.tool-detail-avatar.grad-5 { background: linear-gradient(135deg, #DB2777, #FB7185); }
.tool-detail-avatar.grad-6 { background: linear-gradient(135deg, #0891B2, #22D3EE); }

.tool-detail-body {
    flex: 1;
    min-width: 0;
}

.tool-detail-catrow {
    margin-bottom: 8px;
}

.tool-detail-cat {
    display: inline-block;
    font-size: 12px;
    color: var(--color-primary);
    background: rgba(var(--color-primary-rgb), 0.1);
    border: 1px solid rgba(var(--color-primary-rgb), 0.2);
    padding: 4px 12px;
    border-radius: 999px;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.tool-detail-cat:hover {
    background: rgba(var(--color-primary-rgb), 0.16);
}

.tool-detail-name {
    font-size: 28px;
    font-weight: 600;
    color: var(--color-foreground);
    margin: 0 0 10px;
}

.tool-detail-desc {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(var(--color-foreground-rgb), 0.72);
    margin: 0 0 20px;
}

.tool-detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.share-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 12px;
    margin-top: 16px;
}

.share-bar-label {
    font-size: 13px;
    font-weight: 600;
    color: rgba(var(--color-foreground-rgb), 0.55);
    margin-right: 2px;
}

.share-bar-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 10px;
    border: 1px solid rgba(var(--color-primary-rgb), 0.16);
    background: rgba(255, 255, 255, 0.72);
    color: rgba(var(--color-foreground-rgb), 0.78);
    font-size: 13px;
    font-weight: 500;
    line-height: 1;
    text-decoration: none;
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast),
        color var(--transition-fast), transform var(--transition-fast);
}

.share-btn:hover,
.share-btn:focus {
    background: rgba(var(--color-primary-rgb), 0.08);
    border-color: rgba(var(--color-primary-rgb), 0.28);
    color: var(--color-primary);
    text-decoration: none;
    transform: translateY(-1px);
}

.share-btn.is-copied {
    border-color: rgba(var(--color-accent-rgb), 0.35);
    color: var(--color-accent);
}

.share-btn .fa {
    font-size: 14px;
}

/* Floating dock — brief detail: stick to card’s right edge, mid-height */
.share-bar--float {
    position: absolute;
    left: calc(100% + 10px);
    top: 50%;
    right: auto;
    transform: translateY(-50%);
    z-index: 20;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 14px 8px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(var(--color-primary-rgb), 0.14);
    box-shadow:
        0 10px 28px rgba(var(--color-foreground-rgb), 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(14px) saturate(1.2);
    -webkit-backdrop-filter: blur(14px) saturate(1.2);
}

.share-bar--float .share-bar-label {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-size: 11px;
    letter-spacing: 0.18em;
    color: rgba(var(--color-foreground-rgb), 0.45);
    margin: 0 0 2px;
    user-select: none;
}

.share-bar--float .share-bar-btns {
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.share-bar--float .share-btn {
    position: relative;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 12px;
    border-color: transparent;
    background: transparent;
    gap: 0;
}

.share-bar--float .share-btn span {
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%) translateX(4px);
    white-space: nowrap;
    padding: 6px 10px;
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.88);
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.share-bar--float .share-btn span::after {
    content: "";
    position: absolute;
    left: 100%;
    top: 50%;
    margin-top: -4px;
    border: 4px solid transparent;
    border-left-color: rgba(15, 23, 42, 0.88);
}

.share-bar--float .share-btn:hover,
.share-bar--float .share-btn:focus {
    background: rgba(var(--color-primary-rgb), 0.1);
    border-color: rgba(var(--color-primary-rgb), 0.22);
    transform: scale(1.06);
}

.share-bar--float .share-btn:hover span,
.share-bar--float .share-btn:focus span,
.share-bar--float .share-btn.is-copied span {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

.share-bar--float .share-btn.is-copied {
    background: rgba(var(--color-accent-rgb), 0.1);
}

.share-bar--float .share-btn .fa {
    font-size: 16px;
}

@media screen and (max-width: 960px) {
    .share-bar--float {
        position: fixed;
        left: auto;
        right: 12px;
        top: auto;
        bottom: 88px;
        transform: none;
    }
}

.visit-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--color-accent), #16A34A);
    color: var(--color-on-primary);
    font-size: 15px;
    font-weight: 600;
    padding: 12px 26px;
    border-radius: 12px;
    text-decoration: none;
    box-shadow: 0 8px 20px rgba(var(--color-accent-rgb), 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.35);
    transition: filter var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.visit-btn:hover {
    filter: brightness(1.05);
    transform: translateY(-1px);
    color: var(--color-on-primary);
    box-shadow: 0 10px 24px rgba(var(--color-accent-rgb), 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.tool-detail-url {
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.45);
    margin: 14px 0 0;
    word-break: break-all;
}

.tool-detail-url.muted {
    font-style: italic;
}

.tool-detail-notfound {
    text-align: center;
    padding: 60px 0;
    color: rgba(var(--color-foreground-rgb), 0.6);
}

@media screen and (max-width: 640px) {
    .tool-detail-card {
        padding: 24px;
    }
    .tool-detail-main {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .tool-detail-actions {
        justify-content: center;
    }
    .share-bar:not(.share-bar--float) {
        justify-content: center;
    }
    .share-bar--float {
        position: fixed;
        left: auto;
        right: 12px;
        top: auto;
        bottom: 88px;
        transform: none;
        padding: 8px 6px;
        border-radius: 14px;
    }
    .share-bar--float .share-bar-label {
        display: none;
    }
    .share-bar--float .share-btn {
        width: 36px;
        height: 36px;
        border-radius: 10px;
    }
    .share-bar--float .share-btn .fa {
        font-size: 15px;
    }
    .share-bar--float .share-btn span {
        display: none;
    }
}

/* ── Tool SEO article ── */
.tool-seo-article {
    margin-top: 28px;
    padding: 28px 28px 8px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(var(--color-primary-rgb), 0.1);
    box-shadow: 0 10px 30px rgba(var(--color-foreground-rgb), 0.05);
}

.tool-seo-kicker {
    margin: 0 0 8px;
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
    font-weight: 600;
}

.tool-seo-h1 {
    margin: 0 0 18px;
    font-size: 24px;
    line-height: 1.35;
    color: var(--color-foreground);
    font-weight: 700;
}

.tool-seo-intro p,
.tool-seo-section p,
.tool-seo-faq-item p {
    margin: 0 0 14px;
    font-size: 15px;
    line-height: 1.75;
    color: rgba(var(--color-foreground-rgb), 0.82);
}

.tool-seo-section {
    margin: 22px 0;
    padding-top: 4px;
}

.tool-seo-section h3,
.tool-seo-faq > h3 {
    margin: 0 0 12px;
    font-size: 18px;
    line-height: 1.4;
    color: var(--color-foreground);
    font-weight: 650;
}

.tool-seo-faq {
    margin: 8px 0 20px;
    padding-top: 8px;
    border-top: 1px solid rgba(var(--color-foreground-rgb), 0.08);
}

.tool-seo-faq-item {
    margin-bottom: 16px;
}

.tool-seo-faq-item h4 {
    margin: 0 0 6px;
    font-size: 15px;
    line-height: 1.5;
    color: var(--color-foreground);
    font-weight: 600;
}

@media screen and (max-width: 640px) {
    .tool-seo-article {
        padding: 22px 18px 6px;
        border-radius: 16px;
    }
    .tool-seo-h1 {
        font-size: 20px;
    }
}

/* ── Favicon overlay on card avatars ── */
.tool-icon {
    position: relative;
    display: block;
    width: 44px;
    height: 44px;
    float: left;
}

.tool-favicon {
    position: absolute;
    inset: 0;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    object-fit: cover;
    background: #fff;
    opacity: 0;
    transition: opacity 0.25s ease;
    box-shadow: 0 4px 12px rgba(var(--color-foreground-rgb), 0.12);
}

.tool-favicon.loaded {
    opacity: 1;
}

/* ── Detail page: favicon over big avatar ── */
.tool-detail-iconwrap {
    position: relative;
    display: inline-block;
    width: 88px;
    height: 88px;
    flex-shrink: 0;
}

.tool-detail-favicon {
    position: absolute;
    inset: 0;
    width: 88px;
    height: 88px;
    border-radius: 20px;
    object-fit: cover;
    background: #fff;
    opacity: 0;
    transition: opacity 0.25s ease;
    box-shadow: 0 8px 24px rgba(var(--color-foreground-rgb), 0.16);
}

.tool-detail-favicon.loaded {
    opacity: 1;
}

/* ── Detail page: vendor / tags / screenshot ── */
.tool-detail-publisher {
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 0 0 10px;
}

.tool-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 18px;
}

.tool-tag {
    font-size: 12px;
    color: var(--color-primary-dark, #B45309);
    background: rgba(var(--color-primary-rgb), 0.08);
    border: 1px solid rgba(var(--color-primary-rgb), 0.18);
    padding: 4px 12px;
    border-radius: 999px;
}

/* Website preview lives INSIDE the detail card (right side on desktop) */
.tool-preview {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border-subtle);
    border-radius: 16px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.4);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.tool-screenshot-label {
    font-size: 13px;
    font-weight: 500;
    color: rgba(var(--color-foreground-rgb), 0.6);
    padding: 10px 16px;
    border-bottom: 1px solid var(--color-border-subtle);
    background: rgba(255, 255, 255, 0.45);
}

/* Fixed-ratio preview frame: image is scaled/cropped to fit, never inflates the card */
.tool-shot-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    background: rgba(255, 255, 255, 0.4);
}

.tool-shot-frame img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    display: block;
}

@media screen and (min-width: 900px) {
    .tool-detail-card {
        flex-direction: row;
        align-items: stretch;
    }
    .tool-preview {
        flex: 0 0 40%;
        max-width: 420px;
    }
    /* Fill the card height instead of forcing a ratio, so the card never grows */
    .tool-preview .tool-shot-frame {
        flex: 1 1 auto;
        aspect-ratio: auto;
        min-height: 180px;
    }
}

/* ── Trending news page (AnyKnew-style) ── */
.news-page {
    padding-bottom: 48px;
}

.news-hero {
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: background-image 0.6s ease;
}

.news-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.88), rgba(252, 246, 240, 0.78));
    z-index: 0;
    transition: background 0.5s ease;
}

.news-hero.has-wallpaper-bg::before {
    background: linear-gradient(to top, rgba(6, 8, 14, 0.78) 0%, rgba(6, 8, 14, 0.42) 45%, rgba(6, 8, 14, 0.25) 100%);
}

.news-hero > * {
    position: relative;
    z-index: 1;
}

.news-hero .hero-subtitle {
    margin-bottom: 10px;
}

.news-hero .news-date {
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.5);
    margin: 0 0 10px;
    letter-spacing: 0.02em;
}

.news-hero.has-wallpaper-bg .hero-title,
.news-hero.has-wallpaper-bg .hero-subtitle,
.news-hero.has-wallpaper-bg .news-date,
.news-hero.has-wallpaper-bg .news-live-status {
    color: #fff;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

.news-hero.has-wallpaper-bg .hero-subtitle,
.news-hero.has-wallpaper-bg .news-date,
.news-hero.has-wallpaper-bg .news-live-status {
    color: rgba(255, 255, 255, 0.88);
}

.news-quick-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.news-quick-link {
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.62);
    text-decoration: none;
    padding: 7px 16px;
    border-radius: 999px;
    background: var(--neu-chip-bg);
    box-shadow: var(--neu-raised-sm);
    transition: all var(--transition-fast);
}

.news-quick-link:hover {
    color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--neu-raised);
}

.news-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    align-items: start;
    width: 100%;
    max-width: 1120px;
    margin-left: auto;
    margin-right: auto;
}

@media screen and (min-width: 768px) {
    .news-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.news-panel {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.62), rgba(252, 246, 240, 0.4));
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 14px;
    box-shadow: -3px -3px 10px rgba(255, 255, 255, 0.5), 4px 6px 18px rgba(var(--color-foreground-rgb), 0.06);
    overflow: visible;
    scroll-margin-top: 80px;
    min-width: 0;
}

.news-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--color-border-subtle);
    background: rgba(255, 255, 255, 0.45);
    border-radius: 14px 14px 0 0;
}

.news-panel-head h2 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-foreground);
    display: flex;
    align-items: center;
    gap: 6px;
}

.news-panel-head h2 i {
    color: var(--color-primary);
    font-size: 18px;
}

.news-toggle {
    border: none;
    background: rgba(255, 255, 255, 0.55);
    color: var(--color-text-muted);
    font-size: 12px;
    padding: 5px 12px;
    border-radius: 999px;
    box-shadow: var(--neu-raised-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.news-toggle:hover {
    color: var(--color-primary-dark);
}

.news-hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin-top: 14px;
}

.news-hero.has-wallpaper-bg .news-quick-link {
    color: rgba(255, 255, 255, 0.92);
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: none;
}

.news-hero.has-wallpaper-bg .news-quick-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.24);
}

.news-hero.has-wallpaper-bg .news-refresh-btn {
    color: #fff;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: none;
}

.news-refresh-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: none;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-on-primary);
    font-size: 13px;
    font-weight: 500;
    padding: 8px 20px;
    border-radius: 999px;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(var(--color-primary-rgb), 0.28);
    transition: filter var(--transition-fast), transform var(--transition-fast);
}

.news-refresh-btn:hover {
    filter: brightness(1.06);
    transform: translateY(-1px);
}

.news-refresh-btn.is-spinning i {
    animation: news-spin 0.8s linear infinite;
}

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

.news-live-status {
    font-size: 12px;
    color: rgba(var(--color-foreground-rgb), 0.45);
    margin: 0;
}

.news-live-status.is-error {
    color: var(--color-primary-dark);
}

.news-panel-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.news-updated {
    font-size: 11px;
    color: rgba(var(--color-foreground-rgb), 0.42);
    white-space: nowrap;
}

.news-panel-body {
    padding: 0;
    min-height: 0;
    overflow: hidden;
    border-radius: 0 0 14px 14px;
}

.news-row.is-extra {
    display: none;
}

.news-panel-body.is-expanded .news-row.is-extra {
    display: flex;
}

.news-panel-body.is-loading .news-list-placeholder,
.news-list-placeholder {
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.news-skel-row {
    height: 14px;
    border-radius: 8px;
    background: linear-gradient(90deg, rgba(255,255,255,0.35) 25%, rgba(255,255,255,0.65) 50%, rgba(255,255,255,0.35) 75%);
    background-size: 200% 100%;
    animation: news-shimmer 1.2s ease-in-out infinite;
}

.news-skel-row:nth-child(odd) { width: 92%; }
.news-skel-row:nth-child(even) { width: 78%; }

@keyframes news-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Ranked hot-list — single column per panel for readability */
.news-list {
    display: flex;
    flex-direction: column;
}

.news-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    text-decoration: none;
    color: rgba(var(--color-foreground-rgb), 0.78);
    border-bottom: 1px solid var(--color-border-subtle);
    transition: background var(--transition-fast), color var(--transition-fast);
    position: relative;
    min-width: 0;
}

.news-row:last-child {
    border-bottom: none;
}

.news-row:hover {
    background: rgba(255, 255, 255, 0.55);
    color: var(--color-primary-dark);
    z-index: 2;
}

.news-rank {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 20px;
    width: 20px;
    height: 20px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    color: rgba(var(--color-foreground-rgb), 0.45);
    background: rgba(255, 255, 255, 0.55);
    box-shadow: var(--neu-raised-sm);
}

.news-row.rank-1 .news-rank {
    color: #fff;
    background: linear-gradient(145deg, var(--color-primary), var(--color-secondary));
}

.news-row.rank-2 .news-rank {
    color: #fff;
    background: linear-gradient(145deg, #64748B, #94A3B8);
}

.news-row.rank-3 .news-rank {
    color: #fff;
    background: linear-gradient(145deg, var(--color-primary-dark), var(--color-primary));
}

.news-title {
    flex: 0 1 auto;
    max-width: calc(100% - 4.5rem);
    font-size: 12.5px;
    line-height: 1.35;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.news-row:not(:has(.news-hot)) .news-title {
    max-width: 100%;
}

.news-hot {
    flex: 0 0 auto;
    font-size: 11px;
    color: rgba(var(--color-foreground-rgb), 0.38);
    white-space: nowrap;
    padding: 2px 6px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.45);
}

.news-row.rank-1 .news-hot,
.news-row.rank-2 .news-hot,
.news-row.rank-3 .news-hot {
    color: var(--color-primary-dark);
    background: rgba(var(--color-primary-rgb), 0.1);
}

.news-empty {
    padding: 28px 18px;
    text-align: center;
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.5);
    margin: 0;
}

.news-retry {
    border: none;
    background: rgba(var(--color-primary-rgb), 0.12);
    color: var(--color-primary-dark);
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 999px;
    cursor: pointer;
    margin-left: 6px;
}

.news-retry:hover {
    background: rgba(var(--color-primary-rgb), 0.2);
}

.news-panel-body.is-expanded {
    max-height: none;
}

.news-panel-foot {
    padding: 8px 14px 10px;
    text-align: right;
    border-radius: 0 0 14px 14px;
}

.news-panel-foot a,
.news-more-btn {
    border: none;
    background: none;
    padding: 0;
    font-size: 12px;
    color: rgba(var(--color-foreground-rgb), 0.45);
    text-decoration: none;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.news-panel-foot a:hover,
.news-more-btn:hover {
    color: var(--color-primary);
}

/* ── Bing daily wallpaper page ── */
.wallpaper-page {
    padding-bottom: 48px;
}

.wallpaper-hero {
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    transition: background-image 0.6s ease;
}

.wallpaper-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.88), rgba(252, 246, 240, 0.78));
    z-index: 0;
    transition: background 0.5s ease;
}

.wallpaper-hero.has-wallpaper-bg::before {
    background: linear-gradient(to top, rgba(6, 8, 14, 0.78) 0%, rgba(6, 8, 14, 0.42) 45%, rgba(6, 8, 14, 0.25) 100%);
}

.wallpaper-hero > * {
    position: relative;
    z-index: 1;
}

.wallpaper-hero.has-wallpaper-bg .hero-title,
.wallpaper-hero.has-wallpaper-bg .hero-subtitle,
.wallpaper-hero.has-wallpaper-bg .wallpaper-date,
.wallpaper-hero.has-wallpaper-bg .wallpaper-live-status {
    color: #fff;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

.wallpaper-hero.has-wallpaper-bg .hero-subtitle,
.wallpaper-hero.has-wallpaper-bg .wallpaper-date,
.wallpaper-hero.has-wallpaper-bg .wallpaper-live-status {
    color: rgba(255, 255, 255, 0.88);
}

.wallpaper-hero.has-wallpaper-bg .wallpaper-refresh-btn {
    color: #fff;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: none;
}

.wallpaper-hero .wallpaper-date {
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.5);
    margin: 0 0 16px;
    letter-spacing: 0.02em;
}

.wallpaper-hero-actions {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 8px 14px;
    margin-top: 0;
}

.wallpaper-refresh-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.7);
    background: var(--neu-chip-bg);
    border: none;
    border-radius: 999px;
    padding: 8px 18px;
    box-shadow: var(--neu-raised-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wallpaper-refresh-btn:hover {
    color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--neu-raised);
}

.wallpaper-refresh-btn.is-spinning i {
    animation: wsn-spin 0.8s linear infinite;
}

.wallpaper-live-status {
    margin: 0;
    font-size: 12px;
    color: rgba(var(--color-foreground-rgb), 0.45);
}

.wallpaper-featured {
    margin-bottom: 28px;
}

.wallpaper-featured-frame {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    min-height: 320px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.5), rgba(252, 246, 240, 0.35));
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow: -5px -5px 14px rgba(255, 255, 255, 0.55), 8px 10px 30px rgba(var(--color-foreground-rgb), 0.08);
    aspect-ratio: 16 / 9;
}

.wallpaper-featured-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    position: absolute;
    inset: 0;
}

.wallpaper-skeleton {
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg,
        rgba(var(--color-foreground-rgb), 0.04) 8%,
        rgba(var(--color-foreground-rgb), 0.08) 18%,
        rgba(var(--color-foreground-rgb), 0.04) 33%);
    background-size: 200% 100%;
    animation: wsn-shimmer 1.4s ease-in-out infinite;
}

.wallpaper-featured-frame.is-loading .wallpaper-skeleton {
    display: block;
}

.wallpaper-featured-frame:not(.is-loading) .wallpaper-skeleton {
    display: none;
}

.wallpaper-featured-overlay {
    position: absolute;
    inset: auto 0 0 0;
    padding: 28px 24px 22px;
    background: linear-gradient(to top, rgba(8, 10, 18, 0.82) 0%, rgba(8, 10, 18, 0.35) 65%, transparent 100%);
    color: #fff;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
}

.wallpaper-featured-meta {
    flex: 1 1 240px;
    min-width: 0;
}

.wallpaper-featured-date {
    margin: 0 0 6px;
    font-size: 12px;
    opacity: 0.75;
    letter-spacing: 0.04em;
}

.wallpaper-featured-title {
    margin: 0 0 8px;
    font-size: clamp(18px, 3vw, 26px);
    font-weight: 600;
    line-height: 1.3;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.35);
}

.wallpaper-featured-copy {
    margin: 0 0 6px;
    font-size: 13px;
    line-height: 1.5;
    opacity: 0.88;
}

.wallpaper-featured-source {
    margin: 0;
    font-size: 11px;
    opacity: 0.55;
}

.wallpaper-featured-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.wallpaper-nav-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.wallpaper-nav-btn:hover {
    background: rgba(255, 255, 255, 0.22);
    transform: translateY(-1px);
}

.wallpaper-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #fff;
    text-decoration: none;
    padding: 9px 16px;
    border-radius: 999px;
    background: rgba(var(--color-primary-rgb), 0.85);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.wallpaper-action-btn:hover {
    color: #fff;
    background: var(--color-primary);
    transform: translateY(-1px);
}

.wallpaper-action-secondary {
    background: rgba(255, 255, 255, 0.14);
}

.wallpaper-action-secondary:hover {
    background: rgba(255, 255, 255, 0.24);
}

.wallpaper-history-title {
    margin: 0 0 14px;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.wallpaper-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media screen and (min-width: 768px) {
    .wallpaper-gallery {
        grid-template-columns: repeat(4, 1fr);
    }
}

.wallpaper-gallery-placeholder {
    display: contents;
}

.wallpaper-thumb-skel {
    aspect-ratio: 16 / 10;
    border-radius: 14px;
    background: linear-gradient(110deg,
        rgba(var(--color-foreground-rgb), 0.04) 8%,
        rgba(var(--color-foreground-rgb), 0.08) 18%,
        rgba(var(--color-foreground-rgb), 0.04) 33%);
    background-size: 200% 100%;
    animation: wsn-shimmer 1.4s ease-in-out infinite;
}

.wallpaper-thumb {
    position: relative;
    border: none;
    padding: 0;
    border-radius: 14px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 16 / 10;
    background: rgba(var(--color-foreground-rgb), 0.06);
    box-shadow: var(--neu-raised-sm);
    transition: all var(--transition-fast);
}

.wallpaper-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.35s ease;
}

.wallpaper-thumb-date {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 6px 8px;
    font-size: 11px;
    color: #fff;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.65), transparent);
    text-align: left;
}

.wallpaper-thumb:hover img,
.wallpaper-thumb.is-active img {
    transform: scale(1.04);
}

.wallpaper-thumb.is-active {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    box-shadow: 0 8px 24px rgba(var(--color-primary-rgb), 0.25);
}

.wallpaper-error-msg {
    grid-column: 1 / -1;
    text-align: center;
    padding: 24px;
    color: rgba(var(--color-foreground-rgb), 0.55);
    font-size: 14px;
}

.wallpaper-retry-btn {
    margin-left: 8px;
    font-size: 13px;
    color: var(--color-primary);
    background: none;
    border: none;
    cursor: pointer;
    text-decoration: underline;
}

/* ── Wallpaper archive (paginated history) ── */
.wallpaper-archive {
    margin-top: 36px;
}

.wallpaper-archive-title {
    margin: 0 0 16px;
    font-size: 18px;
    font-weight: 600;
    color: var(--color-foreground);
    display: flex;
    align-items: center;
    gap: 8px;
}

.wallpaper-archive-title i {
    color: var(--color-primary);
}

.wallpaper-archive-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.wallpaper-archive-list.is-loading .wallpaper-archive-skel {
    display: block;
}

.wallpaper-archive-skel {
    display: none;
    aspect-ratio: 16 / 9;
    border-radius: 18px;
    background: linear-gradient(110deg,
        rgba(var(--color-foreground-rgb), 0.04) 8%,
        rgba(var(--color-foreground-rgb), 0.08) 18%,
        rgba(var(--color-foreground-rgb), 0.04) 33%);
    background-size: 200% 100%;
    animation: wsn-shimmer 1.4s ease-in-out infinite;
}

.wallpaper-archive-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.62), rgba(252, 246, 240, 0.4));
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: -5px -5px 14px rgba(255, 255, 255, 0.55), 8px 10px 30px rgba(var(--color-foreground-rgb), 0.08);
}

.wallpaper-archive-card.is-error .wallpaper-archive-frame {
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wallpaper-archive-frame {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: rgba(var(--color-foreground-rgb), 0.06);
}

.wallpaper-archive-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.wallpaper-archive-overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 18px 20px;
    background: linear-gradient(to top, rgba(6, 8, 14, 0.82) 0%, rgba(6, 8, 14, 0.35) 55%, transparent 100%);
    color: #fff;
}

.wallpaper-archive-date {
    display: block;
    margin: 0 0 6px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.78);
}

.wallpaper-archive-card .wallpaper-archive-card-title {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.35;
    color: #fff;
}

.wallpaper-archive-card .wallpaper-archive-tag {
    margin: 6px 0 0;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.72);
}

.wallpaper-archive-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 18px 16px;
    flex-wrap: wrap;
}

.wallpaper-archive-copy {
    margin: 0;
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.58);
    flex: 1;
    min-width: 0;
}

.wallpaper-archive-download {
    font-size: 13px;
    color: var(--color-primary-dark);
    text-decoration: none;
    white-space: nowrap;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(var(--color-primary-rgb), 0.12);
    transition: all var(--transition-fast);
}

.wallpaper-archive-download:hover {
    background: rgba(var(--color-primary-rgb), 0.2);
    color: var(--color-primary-dark);
    text-decoration: none;
}

.wallpaper-archive-empty {
    margin: 0;
    padding: 32px;
    text-align: center;
    color: rgba(var(--color-foreground-rgb), 0.5);
    font-size: 14px;
}

.wallpaper-archive-pager {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 20px;
}

.wallpaper-archive-page-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.72);
    background: var(--neu-chip-bg);
    border: none;
    border-radius: 999px;
    padding: 8px 18px;
    box-shadow: var(--neu-raised-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.wallpaper-archive-page-btn:hover:not(:disabled) {
    color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--neu-raised);
}

.wallpaper-archive-page-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
}

.wallpaper-archive-page-info {
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.55);
    min-width: 72px;
    text-align: center;
}

@keyframes wsn-shimmer {
    to { background-position-x: -200%; }
}

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

.page-body.glass-theme .user-info-navbar .user-info-menu > li.active > a {
    color: var(--color-primary-dark);
    background: rgba(var(--color-primary-rgb), 0.1);
    font-weight: 500;
}

/* ── Language switcher (direct link) ── */
.page-body.glass-theme .language-switcher > a {
    text-decoration: none;
}

/* ── In-site search empty state ── */
.search-empty {
    display: none;
    text-align: center;
    padding: 48px 0;
    color: rgba(var(--color-foreground-rgb), 0.5);
    font-size: 15px;
}

@media screen and (max-width: 768px) {
    .page-body.glass-theme .user-info-navbar {
        margin: 0 0 20px;
        top: 6px;
        border-radius: var(--glass-radius-sm);
    }

    .page-body.glass-theme .user-info-navbar .user-info-menu.center-links > li > a.nav-btn {
        padding: 10px 12px;
        min-height: 40px;
        font-size: 13px;
    }

    .page-body.glass-theme .sidebar-menu .sidebar-menu-inner {
        margin: 8px 8px 0;
        border-radius: var(--glass-radius-sm);
    }
}


/* ── Site changelog page ── */
.log-page {
    padding-bottom: 48px;
}

.log-hero .log-stats {
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.5);
    margin: 0;
    letter-spacing: 0.02em;
}

.log-timeline {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
    padding: 8px 0 0 28px;
}

.log-timeline::before {
    content: "";
    position: absolute;
    left: 7px;
    top: 4px;
    bottom: 4px;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(
        180deg,
        rgba(var(--color-primary-rgb), 0.55),
        rgba(var(--color-secondary-rgb), 0.2)
    );
}

.log-entry {
    position: relative;
    margin-bottom: 22px;
}

.log-entry:last-child {
    margin-bottom: 0;
}

.log-entry-marker {
    position: absolute;
    left: -28px;
    top: 22px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), 0.15), var(--neu-raised-sm);
    z-index: 1;
}

.log-entry-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.62), rgba(252, 246, 240, 0.4));
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 18px;
    box-shadow: -5px -5px 14px rgba(255, 255, 255, 0.55), 8px 10px 30px rgba(var(--color-foreground-rgb), 0.08);
    padding: 18px 20px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.log-entry-card:hover {
    transform: translateY(-2px);
    box-shadow: -6px -6px 16px rgba(255, 255, 255, 0.6), 10px 12px 34px rgba(var(--color-foreground-rgb), 0.1);
}

.log-entry-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.log-entry-date {
    font-size: 13px;
    font-weight: 500;
    color: rgba(var(--color-foreground-rgb), 0.55);
    letter-spacing: 0.02em;
}

.log-entry-tag {
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 999px;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    flex-shrink: 0;
}

.log-tag-feature {
    color: var(--color-primary-dark);
    background: rgba(var(--color-primary-rgb), 0.14);
}

.log-tag-fix {
    color: #0d9488;
    background: rgba(13, 148, 136, 0.14);
}

.log-tag-improve {
    color: #2563eb;
    background: rgba(37, 99, 235, 0.14);
}

.log-tag-data {
    color: #d97706;
    background: rgba(217, 119, 6, 0.14);
}

.log-entry-title {
    margin: 0 0 12px;
    font-size: 18px;
    font-weight: 600;
    color: var(--color-foreground);
    line-height: 1.35;
}

.log-entry-list {
    margin: 0;
    padding: 0 0 0 18px;
    color: rgba(var(--color-foreground-rgb), 0.72);
    font-size: 14px;
    line-height: 1.65;
}

.log-entry-list li + li {
    margin-top: 4px;
}

@media screen and (max-width: 767px) {
    .log-timeline {
        padding-left: 24px;
    }

    .log-entry-marker {
        left: -24px;
        width: 12px;
        height: 12px;
        top: 20px;
    }

    .log-entry-card {
        padding: 16px;
    }

    .log-entry-title {
        font-size: 16px;
    }
}

/* ── AI industry briefs page ── */
.briefs-page {
    position: relative;
    padding-bottom: 48px;
}

/*
 * Timeline + feed as one centered block.
 */
.briefs-layout {
    display: grid;
    grid-template-columns: minmax(200px, 260px) minmax(0, 820px);
    justify-content: center;
    align-items: start;
    column-gap: 24px;
    width: fit-content;
    max-width: 100%;
    margin: 8px auto 0;
    padding: 0 12px;
    box-sizing: border-box;
}

.briefs-timeline {
    position: sticky;
    top: 96px;
    max-height: calc(100vh - 120px);
    overflow: auto;
    z-index: 20;
    padding: 12px 10px 12px;
    border-radius: var(--glass-radius);
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid var(--color-border);
    box-shadow: var(--glass-shadow);
    -webkit-backdrop-filter: blur(var(--blur-amount));
    backdrop-filter: blur(var(--blur-amount));
    scrollbar-width: thin;
}

.briefs-main {
    min-width: 0;
    width: min(820px, 100%);
    padding-top: 12px;
}

.briefs-timeline-head {
    display: none;
}

.briefs-stats {
    font-size: 12px;
    color: rgba(var(--color-foreground-rgb), 0.45);
    margin: 4px auto 12px;
    text-align: center;
    max-width: 820px;
    min-height: 0;
}

.briefs-stats:empty {
    display: none;
    margin: 0;
}

.briefs-timeline-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.briefs-timeline-month-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    border: 1px solid rgba(var(--color-primary-rgb), 0.12);
    background: rgba(var(--color-primary-rgb), 0.08);
    text-align: left;
    padding: 10px 12px;
    margin-bottom: 14px;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.3;
    color: rgba(var(--color-foreground-rgb), 0.9);
    cursor: pointer;
    box-sizing: border-box;
}

.briefs-timeline-month-btn:hover {
    color: var(--color-primary-dark);
    background: rgba(var(--color-primary-rgb), 0.12);
}

.briefs-timeline-days {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.briefs-timeline-day-block {
    margin: 0;
}

.briefs-timeline-day {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    border: 0;
    background: transparent;
    text-align: left;
    padding: 4px 6px 12px 14px;
    margin-bottom: 12px;
    border-bottom: 1px solid rgba(var(--color-foreground-rgb), 0.08);
    border-radius: 0;
    font-size: 15px;
    font-weight: 600;
    color: rgba(var(--color-foreground-rgb), 0.82);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.briefs-timeline-day::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 0.75em;
    width: 6px;
    height: 6px;
    margin-top: 0;
    border-radius: 50%;
    background: rgba(var(--color-foreground-rgb), 0.28);
}

.briefs-timeline-day-label {
    flex: 1;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.briefs-timeline-day-count {
    flex-shrink: 0;
    min-width: 18px;
    padding: 1px 6px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 500;
    color: rgba(var(--color-foreground-rgb), 0.45);
    background: rgba(var(--color-foreground-rgb), 0.06);
}

.briefs-timeline-day:hover {
    color: var(--color-primary-dark);
    background: transparent;
}

.briefs-timeline-day:hover::before,
.briefs-timeline-day.is-active::before {
    background: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.18);
}

.briefs-timeline-day.is-active {
    color: var(--color-primary-dark);
    background: transparent;
}

.briefs-timeline-day.is-active .briefs-timeline-day-count {
    color: var(--color-primary-dark);
    background: rgba(var(--color-primary-rgb), 0.14);
}

/* TOC entries under each day */
.briefs-timeline-items {
    list-style: none;
    margin: 0;
    padding: 0 0 0 14px;
    border-left: 1px solid rgba(var(--color-primary-rgb), 0.14);
    margin-left: 4px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.briefs-timeline-item {
    display: block;
    width: 100%;
    border: 0;
    background: transparent;
    text-align: left;
    padding: 5px 6px 5px 8px;
    border-radius: 6px;
    font-size: 12px;
    line-height: 1.35;
    color: rgba(var(--color-foreground-rgb), 0.55);
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.briefs-timeline-item-title {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.briefs-timeline-item:hover {
    color: var(--color-foreground);
    background: rgba(255, 255, 255, 0.55);
}

.briefs-timeline-item.is-active {
    color: var(--color-primary-dark);
    font-weight: 600;
    background: rgba(var(--color-primary-rgb), 0.1);
}

.briefs-timeline-pending {
    margin: 0 0 0 8px;
    padding: 0;
    font-size: 11px;
    color: rgba(var(--color-foreground-rgb), 0.38);
}

.briefs-timeline-month.is-pending .briefs-timeline-month-btn {
    color: rgba(var(--color-foreground-rgb), 0.45);
    font-weight: 500;
}

.briefs-hero {
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: background-image 0.6s ease;
}

.briefs-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.88), rgba(252, 246, 240, 0.78));
    z-index: 0;
    transition: background 0.5s ease;
}

.briefs-hero.has-wallpaper-bg::before {
    background: linear-gradient(to top, rgba(6, 8, 14, 0.78) 0%, rgba(6, 8, 14, 0.42) 45%, rgba(6, 8, 14, 0.25) 100%);
}

.briefs-hero > * {
    position: relative;
    z-index: 1;
}

.briefs-hero.has-wallpaper-bg .hero-title,
.briefs-hero.has-wallpaper-bg .hero-subtitle,
.briefs-hero.has-wallpaper-bg .briefs-meta {
    color: #fff;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

.briefs-hero.has-wallpaper-bg .hero-subtitle,
.briefs-hero.has-wallpaper-bg .briefs-meta {
    color: rgba(255, 255, 255, 0.88);
}

.briefs-hero .hero-subtitle {
    margin-bottom: 10px;
}

.briefs-hero .briefs-meta {
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.5);
    margin: 0 0 10px;
    letter-spacing: 0.02em;
}

.briefs-search-wrap {
    max-width: 520px;
    margin: 0 auto;
}

.briefs-search-input {
    width: 100%;
    border: 1px solid rgba(var(--color-foreground-rgb), 0.12);
    border-radius: 999px;
    padding: 11px 18px;
    font-size: 14px;
    background: rgba(255, 255, 255, 0.32);
    box-shadow: none;
    outline: none;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.briefs-search-input::placeholder {
    color: rgba(var(--color-foreground-rgb), 0.45);
}

.briefs-search-input:focus {
    background: rgba(255, 255, 255, 0.48);
    border-color: rgba(var(--color-primary-rgb), 0.4);
    box-shadow: none;
}

.briefs-hero.has-wallpaper-bg .briefs-search-input {
    color: #fff;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: none;
}

.briefs-hero.has-wallpaper-bg .briefs-search-input::placeholder {
    color: rgba(255, 255, 255, 0.55);
}

.briefs-hero.has-wallpaper-bg .briefs-search-input:focus {
    background: rgba(255, 255, 255, 0.24);
    border-color: rgba(255, 255, 255, 0.42);
}
.briefs-feed {
    max-width: none;
    margin: 0;
}

.briefs-month {
    margin-bottom: 36px;
    scroll-margin-top: 88px;
}

.briefs-month:last-child {
    margin-bottom: 0;
}

.briefs-month-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 18px;
    padding: 10px 14px;
    border-radius: 14px;
    background: rgba(var(--color-primary-rgb), 0.08);
    border: 1px solid rgba(var(--color-primary-rgb), 0.12);
}

.briefs-month-title {
    font-size: 20px;
    font-weight: 600;
    margin: 0;
    color: rgba(var(--color-foreground-rgb), 0.9);
}

.briefs-month-meta {
    font-size: 12px;
    color: rgba(var(--color-foreground-rgb), 0.48);
    white-space: nowrap;
}

.briefs-day {
    margin-bottom: 28px;
    scroll-margin-top: 88px;
}

.briefs-day-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(var(--color-foreground-rgb), 0.08);
}

.briefs-day-date {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
    color: rgba(var(--color-foreground-rgb), 0.88);
    letter-spacing: 0.01em;
}

.briefs-day-count {
    font-size: 12px;
    font-weight: 500;
    color: var(--color-primary-dark);
    background: rgba(var(--color-primary-rgb), 0.12);
    padding: 3px 10px;
    border-radius: 999px;
}

.briefs-day-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.briefs-item {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: stretch;
    gap: 0;
    text-decoration: none;
    color: inherit;
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 16px;
    box-shadow: -4px -4px 12px rgba(255, 255, 255, 0.5), 6px 8px 24px rgba(var(--color-foreground-rgb), 0.07);
    padding: 16px 18px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    cursor: pointer;
    scroll-margin-top: 88px;
}

.briefs-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    bottom: 12px;
    width: 4px;
    border-radius: 0 4px 4px 0;
    opacity: 0.85;
}

.briefs-item.briefs-bg-1 { background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(124, 58, 237, 0.14)); }
.briefs-item.briefs-bg-1::before { background: linear-gradient(180deg, var(--color-primary), var(--color-secondary)); }
.briefs-item.briefs-bg-2 { background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(37, 99, 235, 0.14)); }
.briefs-item.briefs-bg-2::before { background: linear-gradient(180deg, #2563EB, #38BDF8); }
.briefs-item.briefs-bg-3 { background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(124, 58, 237, 0.12)); }
.briefs-item.briefs-bg-3::before { background: linear-gradient(180deg, #7C3AED, #C084FC); }
.briefs-item.briefs-bg-4 { background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(5, 150, 105, 0.14)); }
.briefs-item.briefs-bg-4::before { background: linear-gradient(180deg, #059669, #34D399); }
.briefs-item.briefs-bg-5 { background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(219, 39, 119, 0.13)); }
.briefs-item.briefs-bg-5::before { background: linear-gradient(180deg, #DB2777, #FB7185); }
.briefs-item.briefs-bg-6 { background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(8, 145, 178, 0.14)); }
.briefs-item.briefs-bg-6::before { background: linear-gradient(180deg, #0891B2, #22D3EE); }
.briefs-item.briefs-bg-7 { background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(234, 88, 12, 0.13)); }
.briefs-item.briefs-bg-7::before { background: linear-gradient(180deg, #EA580C, #FDBA74); }
.briefs-item.briefs-bg-8 { background: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(79, 70, 229, 0.13)); }
.briefs-item.briefs-bg-8::before { background: linear-gradient(180deg, #4F46E5, #818CF8); }

.briefs-item:hover {
    transform: translateY(-2px);
    box-shadow: -5px -5px 14px rgba(255, 255, 255, 0.55), 8px 10px 28px rgba(var(--color-foreground-rgb), 0.09);
}

.briefs-item-title {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.45;
    margin: 0 0 8px;
    color: rgba(var(--color-foreground-rgb), 0.92);
}

.briefs-item-summary {
    font-size: 14px;
    line-height: 1.65;
    color: rgba(var(--color-foreground-rgb), 0.68);
    margin: 0 0 10px;
}

.briefs-item-source {
    display: inline-block;
    font-size: 12px;
    color: rgba(var(--color-foreground-rgb), 0.48);
    background: rgba(255, 255, 255, 0.45);
    padding: 3px 10px;
    border-radius: 999px;
}

.briefs-item-main {
    flex: 1 1 auto;
    min-width: 0;
}

.briefs-item-thumb {
    flex: 0 0 176px;
    width: 176px;
    align-self: center;
    margin-left: 16px;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(var(--color-foreground-rgb), 0.06);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
    aspect-ratio: 4 / 3;
}

.briefs-item-thumb img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@media (max-width: 640px) {
    .briefs-item-thumb {
        flex-basis: 128px;
        width: 128px;
        margin-left: 12px;
    }
}
.briefs-empty {
    text-align: center;
    color: rgba(var(--color-foreground-rgb), 0.5);
    font-size: 14px;
    margin: 24px 0;
}

.briefs-actions {
    text-align: center;
    margin-top: 8px;
}

.briefs-load-more {
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 999px;
    padding: 10px 28px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-primary-dark);
    background: rgba(255, 255, 255, 0.55);
    box-shadow: var(--neu-raised-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.briefs-load-more:hover {
    transform: translateY(-1px);
    box-shadow: var(--neu-raised);
}

@media screen and (max-width: 1279px) {
    .briefs-layout {
        display: block;
        width: 100%;
        max-width: 820px;
        padding: 0;
    }

    .briefs-timeline {
        position: sticky;
        top: 72px;
        max-height: none;
        z-index: 30;
        margin-bottom: 16px;
        overflow: visible;
        padding: 10px 12px;
    }

    .briefs-main {
        width: 100%;
    }

    .briefs-timeline-nav {
        flex-direction: row;
        flex-wrap: nowrap;
        gap: 12px;
        overflow-x: auto;
        padding-bottom: 4px;
        scrollbar-width: thin;
        -webkit-overflow-scrolling: touch;
    }

    .briefs-timeline-month {
        flex: 0 0 auto;
        min-width: 132px;
    }

    .briefs-timeline-days {
        flex-direction: row;
        gap: 6px;
        overflow-x: auto;
    }

    .briefs-timeline-day-block {
        flex: 0 0 auto;
    }

    .briefs-timeline-day {
        padding: 6px 10px;
        white-space: nowrap;
        background: rgba(255, 255, 255, 0.45);
        border: 1px solid rgba(var(--color-foreground-rgb), 0.06);
    }

    .briefs-timeline-day::before {
        display: none;
    }

    .briefs-timeline-items {
        display: none;
    }

    .briefs-timeline-pending {
        margin-left: 4px;
    }
}

@media screen and (max-width: 767px) {
    .briefs-day-date {
        font-size: 16px;
    }

    .briefs-item {
        padding: 14px 16px;
    }

    .briefs-item-title {
        font-size: 15px;
    }
}

/* ── Brief detail page ── */
.brief-detail-wrap {
    max-width: 820px;
    margin: 0 auto;
    padding: 0 20px 48px;
}

.brief-detail-stage {
    position: relative;
}

.brief-detail-card {
    overflow: hidden;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.55);
    background: rgba(255, 255, 255, 0.42);
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    box-shadow: -6px -6px 18px rgba(255, 255, 255, 0.55), 10px 14px 36px rgba(var(--color-foreground-rgb), 0.08);
}

.brief-detail-hero {
    height: 220px;
    background: linear-gradient(135deg, rgba(var(--color-primary-rgb), 0.35), rgba(var(--color-secondary-rgb), 0.2));
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.brief-detail-hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.brief-detail-hero.has-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.05) 0%, rgba(15, 23, 42, 0.42) 100%);
}

.brief-detail-body {
    padding: 24px 28px 28px;
}

.brief-detail-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 16px;
    margin-bottom: 14px;
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.55);
}

.brief-detail-meta-item i {
    margin-right: 4px;
    opacity: 0.7;
}

.brief-detail-title {
    font-size: 26px;
    font-weight: 600;
    line-height: 1.35;
    margin: 0 0 14px;
    color: var(--color-foreground);
}

.brief-detail-lead {
    font-size: 16px;
    line-height: 1.7;
    color: rgba(var(--color-foreground-rgb), 0.72);
    margin: 0 0 18px;
}

.brief-detail-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 22px;
}

.brief-detail-tags-label {
    font-size: 12px;
    color: rgba(var(--color-foreground-rgb), 0.48);
    margin-right: 4px;
}

.brief-tag {
    display: inline-block;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(var(--color-primary-rgb), 0.12);
    color: var(--color-primary);
    border: 1px solid rgba(var(--color-primary-rgb), 0.18);
}

.brief-detail-content-label {
    font-size: 13px;
    font-weight: 600;
    color: rgba(var(--color-foreground-rgb), 0.5);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.brief-detail-content {
    font-size: 15px;
    line-height: 1.8;
    color: rgba(var(--color-foreground-rgb), 0.82);
}

.brief-detail-content p {
    margin: 0 0 14px;
}

.brief-detail-content p:last-child {
    margin-bottom: 0;
}

.brief-detail-muted {
    color: rgba(var(--color-foreground-rgb), 0.55);
    font-style: italic;
}

.brief-detail-disclaimer {
    margin-top: 18px;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 12px;
    line-height: 1.65;
    color: rgba(var(--color-foreground-rgb), 0.55);
    background: rgba(var(--color-primary-rgb), 0.06);
    border: 1px solid rgba(var(--color-primary-rgb), 0.12);
}

.brief-detail-actions {
    margin-top: 24px;
}

.brief-detail-notfound {
    text-align: center;
    padding: 48px 20px;
}

.brief-detail-related {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 8px;
}

.brief-detail-related-item {
    display: block;
    text-decoration: none;
    color: inherit;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.brief-detail-related-item:hover {
    transform: translateY(-2px);
    box-shadow: -4px -4px 12px rgba(255, 255, 255, 0.5), 6px 8px 24px rgba(var(--color-foreground-rgb), 0.07);
}

.brief-detail-related-title {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 6px;
    line-height: 1.45;
}

.brief-detail-related-summary {
    font-size: 12px;
    line-height: 1.55;
    margin: 0;
    color: rgba(var(--color-foreground-rgb), 0.58);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
@media screen and (max-width: 767px) {
    .brief-detail-body {
        padding: 18px 16px 22px;
    }

    .brief-detail-hero {
        height: 160px;
    }

    .brief-detail-title {
        font-size: 21px;
    }

    .brief-detail-related {
        grid-template-columns: 1fr;
    }
}

/* ── Tool lazy-load skeleton ── */
.tool-section-body {
    min-height: 96px;
}

.tool-skeleton-card {
    height: 88px;
    border-radius: 14px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.45), rgba(252, 246, 240, 0.28));
    border: 1px solid rgba(255, 255, 255, 0.45);
    box-shadow: -3px -3px 10px rgba(255, 255, 255, 0.45), 5px 6px 18px rgba(var(--color-foreground-rgb), 0.06);
    animation: tool-skeleton-pulse 1.4s ease-in-out infinite;
}

@keyframes tool-skeleton-pulse {
    0%, 100% { opacity: 0.55; }
    50% { opacity: 0.95; }
}

.tool-section-body[data-loaded="true"] .tool-section-skeleton {
    display: none;
}

/* ── About page ── */
.about-page {
    max-width: 760px;
    margin: 0 auto 40px;
}

.about-section {
    background: rgba(255, 255, 255, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.65);
    border-radius: 18px;
    box-shadow: 0 10px 28px rgba(var(--color-foreground-rgb), 0.06);
    -webkit-backdrop-filter: blur(var(--blur-strong));
    backdrop-filter: blur(var(--blur-strong));
    padding: 22px 26px;
    margin-bottom: 16px;
}

.about-section p {
    margin: 0 0 12px;
    font-size: 15px;
    line-height: 1.75;
    color: rgba(var(--color-foreground-rgb), 0.78);
}

.about-section p:last-child {
    margin-bottom: 0;
}

.about-heading {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 14px;
    font-size: 17px;
    font-weight: 600;
    color: var(--color-primary-dark);
    letter-spacing: 0.01em;
}

.about-heading i {
    font-size: 18px;
    opacity: 0.9;
}

.about-list {
    margin: 0;
    padding-left: 1.15em;
    color: rgba(var(--color-foreground-rgb), 0.78);
}

.about-list li {
    margin-bottom: 10px;
    font-size: 15px;
    line-height: 1.7;
}

.about-list li:last-child {
    margin-bottom: 0;
}

.about-section a {
    color: var(--color-primary);
    text-decoration: none;
}

.about-section a:hover {
    text-decoration: underline;
}

.about-section-muted {
    background: rgba(var(--color-foreground-rgb), 0.03);
    box-shadow: none;
}

.about-footnote {
    margin: 0;
    font-size: 13px;
    color: rgba(var(--color-foreground-rgb), 0.55);
    text-align: center;
}

@media (max-width: 640px) {
    .about-section {
        padding: 18px 16px;
        border-radius: 14px;
    }
}