/* Modern Portal Theme — Dark Navy & Orange (Liepin Style) */

:root {
    --navy: #1C2333;
    --navy-dk: #141926;
    --navy-lt: #2A3347;
    --orange: #F5820A;
    --orange-dk: #D96D00;
    --orange-lt: #FFF3E0;
    --ink: #222222;
    --ink-sub: #555555;
    --ink-muted: #999999;
    --line: #E8E8E8;
    --page-bg: #F2F4F7;
    --card-bg: #FFFFFF;
    --shadow-xs: 0 1px 3px rgba(0,0,0,0.07);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.09);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.13);
    --rad: 6px;
    --rad-sm: 4px;
    --trans: all 0.2s ease;
    --cover-ratio: calc(350 / 600 * 100%);
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    background: var(--page-bg);
    color: var(--ink);
    font-size: 14px;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== SITE HEADER — dark navy, NOT sticky ===== */
.portal-header {
    background: var(--navy);
    padding: 14px 0;
    /* position: static — scrolls away with page */
}

.portal-header-inner {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.portal-brand {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--trans);
}

.portal-brand:hover .brand-wordmark { opacity: 0.85; }

.brand-wordmark {
    font-size: 28px;
    font-weight: 900;
    color: #FFFFFF;
    letter-spacing: 1px;
    line-height: 1;
    font-family: 'PingFang SC', 'Microsoft YaHei', Georgia, serif;
    transition: var(--trans);
}

.latest-domain {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: var(--orange);
    color: #fff;
    padding: 5px 14px;
    border-radius: var(--rad-sm);
}

.domain-prefix {
    font-weight: 600;
    font-size: 11px;
    opacity: 0.88;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.domain-value {
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

/* ===== LAYOUT ===== */
.main-wrap {
    max-width: 1060px;
    margin: 0 auto;
    padding: 0 15px;
}

.row-gap {
    padding: 10px 0;
}

/* ===== AD — no margin/padding ===== */
.ad-area { /* bare */ }

/* ===== NAVIGATION ===== */
.nav-board {
    background: var(--card-bg);
    border-radius: var(--rad);
    overflow: hidden;
    margin-bottom: 10px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--line);
    border-top: 3px solid var(--orange);
}

.nav-strip {
    display: flex;
    align-items: stretch;
    border-bottom: 1px solid var(--line);
}

.nav-strip:last-child {
    border-bottom: none;
}

.nav-zone-tag {
    background: var(--navy);
    color: #fff;
    font-weight: 700;
    font-size: 13px;
    width: 9%;
    min-width: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 9px 3px;
    text-align: center;
    flex-shrink: 0;
    border-right: 2px solid rgba(255,255,255,0.1);
    letter-spacing: 0.3px;
    line-height: 1.3;
}

.nav-zone-links {
    width: 91%;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    padding: 7px 12px;
    gap: 5px;
}

.nav-zone-links a {
    display: inline-block;
    color: var(--ink-sub);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    padding: 5px 0;
    transition: var(--trans);
    white-space: nowrap;
    text-align: center;
    flex-shrink: 0;
    flex-grow: 1;
    border-bottom: 2px solid transparent;
    border-radius: var(--rad-sm);
}

.nav-zone-links a:hover {
    color: var(--orange);
    border-bottom-color: var(--orange);
}

.nav-zone-links a.active {
    color: var(--orange);
    font-weight: 700;
    border-bottom: 2px solid var(--orange);
}

/* ===== SEARCH ===== */
.kw-search {
    background: var(--card-bg);
    border-radius: var(--rad);
    padding: 12px 16px;
    margin-bottom: 10px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--line);
}

.kw-search form {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: nowrap;
}

.kw-search input[type="text"] {
    flex: 1;
    min-width: 160px;
    padding: 10px 16px;
    border: 1.5px solid var(--line);
    border-radius: var(--rad);
    background: var(--page-bg);
    color: var(--ink);
    font-size: 14px;
    outline: none;
    transition: var(--trans);
}

.kw-search input[type="text"]:focus {
    border-color: var(--orange);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(245,130,10,0.12);
}

.kw-search input[type="text"]::placeholder { color: var(--ink-muted); }

.kw-search button {
    padding: 10px 18px;
    border: none;
    border-radius: var(--rad);
    background: var(--orange);
    color: #fff;
    font-weight: 700;
    font-size: 13px;
    cursor: pointer;
    transition: var(--trans);
    white-space: nowrap;
    flex-shrink: 0;
    letter-spacing: 0.3px;
}

.kw-search button:hover {
    background: var(--orange-dk);
    box-shadow: 0 3px 10px rgba(245,130,10,0.3);
}

/* ===== HOT TAG STRIP ===== */
.kw-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    list-style: none;
    padding: 12px 14px;
    background: var(--card-bg);
    border-radius: var(--rad);
    border: 1px solid var(--line);
    margin-bottom: 10px;
    box-shadow: var(--shadow-xs);
}

.kw-tag-a {
    padding: 4px 13px;
    background: var(--page-bg);
    border-radius: 20px;
    color: var(--ink-sub);
    text-decoration: none;
    font-size: 13px;
    transition: var(--trans);
    border: 1px solid var(--line);
    line-height: 1.6;
    font-weight: 500;
}

.kw-tag-a:hover {
    background: var(--navy);
    color: #fff;
    border-color: var(--navy);
}

/* ===== CONTENT SECTION ===== */
.sect {
    margin-bottom: 18px;
}

.sect-head {
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--line);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sect-head::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--orange);
}

.sect-name {
    font-size: 19px;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: 0.2px;
}

.sect-name a {
    color: var(--ink);
    text-decoration: none;
    transition: var(--trans);
}

.sect-name a:hover { color: var(--orange); }

.sect-name span {
    font-size: 13px;
    font-weight: 400;
    color: var(--ink-muted);
    margin-left: 8px;
}

/* ===== CARD GRID ===== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    list-style: none;
    padding: 0;
}

.card-grid li {
    background: var(--card-bg);
    border-radius: var(--rad);
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-xs);
    transition: var(--trans);
}

.card-grid li:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
    border-color: rgba(245,130,10,0.3);
}

.card-thumb {
    display: block;
    position: relative;
    overflow: hidden;
    background: var(--navy-lt);
    padding-top: var(--cover-ratio);
}

.card-thumb img {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}

.card-thumb:hover img { transform: scale(1.08); }

.card-thumb::after {
    content: '▶';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    font-size: 20px;
    color: #fff;
    background: rgba(245,130,10,0.88);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    line-height: 44px;
    text-align: center;
    padding-left: 3px;
    opacity: 0;
    transition: all 0.28s ease;
}

.card-thumb:hover::after {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.card-desc {
    padding: 8px 10px;
}

.card-desc h5 {
    margin: 0;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.4;
}

.card-desc h5 a {
    color: var(--ink);
    text-decoration: none;
    transition: var(--trans);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-desc h5 a:hover { color: var(--orange); }

/* ===== DETAIL TITLE BAR ===== */
.detail-heading {
    line-height: 1.8;
    text-align: center;
    padding: 16px 22px;
    font-size: 17px;
    margin: 14px 0;
    word-break: break-all;
    background: var(--navy);
    border-radius: var(--rad);
    color: #fff;
}

.detail-heading a {
    color: var(--orange);
    text-decoration: none;
    font-weight: 700;
    margin-right: 8px;
}

.detail-heading b { color: #fff; }

/* ===== DETAIL META ===== */
.detail-spec {
    font-size: 14px;
    line-height: 1.95;
    padding: 20px 24px;
    background: var(--card-bg);
    border-radius: var(--rad);
    margin: 12px 0;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-xs);
    color: var(--ink-sub);
}

.cover-holder picture,
.cover-holder img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--rad-sm);
    border: 1px solid var(--line);
    margin-top: 10px;
}

/* ===== ACTION BUTTONS ===== */
.btn-group {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding: 16px 15px;
    background: var(--card-bg);
    border-radius: var(--rad);
    margin: 12px 0;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-xs);
}

.dl-btn {
    display: inline-block;
    padding: 10px 28px;
    background: var(--orange);
    color: #fff;
    text-decoration: none;
    border-radius: var(--rad);
    font-weight: 700;
    font-size: 14px;
    transition: var(--trans);
    border: none;
    cursor: pointer;
    white-space: nowrap;
    letter-spacing: 0.3px;
}

.dl-btn:hover {
    background: var(--orange-dk);
    box-shadow: 0 4px 14px rgba(245,130,10,0.35);
    transform: translateY(-1px);
}

/* ===== SHARE BAR ===== */
.share-strip {
    background: var(--card-bg);
    border-radius: var(--rad);
    padding: 13px 16px;
    margin: 12px 0;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-xs);
    display: flex;
    align-items: center;
    gap: 10px;
}

.share-url-block {
    background: var(--page-bg);
    border: 1px solid var(--line);
    border-radius: var(--rad-sm);
    padding: 9px 13px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

.share-caption {
    font-weight: 700;
    font-size: 12px;
    color: var(--orange);
    white-space: nowrap;
    flex-shrink: 0;
    letter-spacing: 0.3px;
}

.share-href {
    font-size: 12px;
    color: var(--ink-sub);
    font-family: 'Courier New', monospace;
    word-break: break-all;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
}

.share-copy-btn {
    padding: 9px 18px;
    background: var(--navy);
    color: #fff;
    border: none;
    border-radius: var(--rad);
    font-weight: 700;
    font-size: 13px;
    cursor: pointer;
    transition: var(--trans);
    display: flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
    flex-shrink: 0;
    letter-spacing: 0.3px;
}

.share-copy-btn:hover {
    background: var(--navy-lt);
    box-shadow: var(--shadow-sm);
}

.ico-clip { font-size: 16px; }

/* ===== PAGINATION ===== */
.paging {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5px;
    flex-wrap: wrap;
    padding: 20px 0;
}

.page-btn, .page-now {
    display: inline-block;
    padding: 7px 14px;
    border-radius: var(--rad-sm);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    transition: var(--trans);
    min-width: 36px;
    text-align: center;
}

.page-btn {
    background: var(--card-bg);
    color: var(--ink);
    border: 1px solid var(--line);
}

.page-btn:hover {
    background: var(--orange);
    border-color: var(--orange);
    color: #fff;
}

.page-now {
    background: var(--orange);
    color: #fff;
    border: 1px solid var(--orange);
    cursor: default;
}

/* ===== FOOTER ===== */
.site-base {
    padding: 22px 0;
    text-align: center;
    border-top: 1px solid var(--line);
    margin-top: 24px;
    background: var(--card-bg);
}

.site-base p {
    margin: 6px 0;
    color: var(--ink-muted);
    font-size: 12px;
}

.site-base a {
    color: var(--ink-muted);
    text-decoration: none;
    transition: var(--trans);
}

.site-base a:hover { color: var(--orange); }

/* ===== FRIENDLY LINKS ===== */
.frd-links {
    padding: 12px 14px;
    background: var(--card-bg);
    border-radius: var(--rad);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-xs);
}

.frd-links dl { margin: 0; padding: 0; }
.frd-links dd { display: inline-block; margin: 3px; }

.frd-links a {
    color: var(--ink-sub);
    text-decoration: none;
    transition: var(--trans);
    font-size: 13px;
}

.frd-links a:hover { color: var(--orange); }

/* ===== PLAYER ===== */
.MacPlayer {
    background: #000;
    border-radius: var(--rad);
    overflow: hidden;
    margin-bottom: 14px;
    box-shadow: var(--shadow-md);
}

/* ===== UTILITIES ===== */
.clearfix::after { content: ""; display: table; clear: both; }
.vis-mob { display: block; }
.vis-pc  { display: block; }

@media (min-width: 769px) { .vis-pc { display: none !important; } }

img[data-original] { background: var(--page-bg); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .main-wrap { padding: 0 8px; }
    .row-gap { padding: 7px 0; }
    .vis-mob { display: none !important; }

    /* Header */
    .portal-header { padding: 9px 0; }
    .portal-header-inner { gap: 10px; }
    .brand-wordmark { font-size: 22px; }
    .domain-value { font-size: 13px; }

    /* Nav — 缩小区域标签，放大栏目字号 */
    .nav-zone-tag {
        width: 13%;
        min-width: 36px;
        font-size: 11px;
        padding: 4px 2px;
        line-height: 1.2;
    }

    .nav-zone-links {
        width: 87%;
        flex-wrap: wrap;
        padding: 5px 6px;
        gap: 5px;
    }

    .nav-zone-links a {
        font-size: 15px;
        font-weight: 600;
        padding: 6px 2px;
        width: calc((100% - 15px) / 4);
        flex-shrink: 0;
        flex-grow: 0;
    }

    /* Search */
    .kw-search { padding: 9px 10px; }
    .kw-search input[type="text"] {
        min-width: 100px;
        padding: 8px 10px;
        font-size: 13px;
    }
    .kw-search button { padding: 8px 10px; font-size: 12px; }

    /* Grid: 2 cols */
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .card-desc { padding: 6px 8px; }
    .card-desc h5 { font-size: 12px; }
    .sect-name { font-size: 17px; }

    /* Tags */
    .kw-tags { padding: 10px; gap: 5px; }
    .kw-tag-a { padding: 3px 10px; font-size: 12px; }

    /* Buttons */
    .btn-group { padding: 12px 10px; gap: 8px; }
    .dl-btn { padding: 9px 16px; font-size: 13px; }

    /* Share */
    .share-strip { padding: 10px 12px; gap: 8px; flex-wrap: nowrap; }
    .share-url-block { padding: 8px 10px; }
    .share-caption { font-size: 11px; }
    .share-href { font-size: 10px; }
    .share-copy-btn { padding: 8px 12px; font-size: 12px; flex-shrink: 0; }
    .ico-clip { font-size: 14px; }

    /* Pager */
    .paging { gap: 4px; }
    .page-btn, .page-now { padding: 6px 11px; font-size: 12px; min-width: 32px; }

    /* Footer */
    .site-base { padding: 16px 0; margin-top: 16px; }
}

@media (max-width: 480px) {
    .brand-wordmark { font-size: 18px; }
    .latest-domain { padding: 4px 10px; }
    .domain-value { font-size: 12px; }

    .nav-zone-tag {
        width: 13%;
        min-width: 32px;
        font-size: 10px;
        padding: 3px 1px;
    }

    .nav-zone-links {
        width: 87%;
        gap: 4px;
        padding: 4px 4px;
    }

    .nav-zone-links a {
        font-size: 14px;
        font-weight: 600;
        padding: 5px 1px;
        width: calc((100% - 12px) / 4);
    }

    .kw-search input[type="text"] {
        min-width: 80px;
        padding: 7px 8px;
        font-size: 12px;
    }
    .kw-search button { padding: 7px 8px; font-size: 11px; }

    .card-grid { gap: 8px; }
    .sect-name { font-size: 15px; }
    .dl-btn { padding: 8px 12px; font-size: 12px; }
}