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

:root {
    --sn-teal: #2abfb0;
    --sn-teal-dk: #1e9e90;
    --sn-teal-bg: #edfaf9;
    --sn-teal-lt: #c8f0ec;
    --sn-dark: #1a2d3a;
    --sn-dark2: #243545;
    --sn-slate: #3a5068;
    --sn-orange: #f5a623;
    --sn-text: #1a2d3a;
    --sn-text2: #3a5068;
    --sn-text3: #8a9db0;
    --sn-surface: #ffffff;
    --sn-body: #f4f7f9;
    --sn-muted: #eaeff4;
    --sn-border: #dde5ed;
    --sn-border2: #c8d5e0;
    --sn-sh1: 0 1px 4px rgba(26,45,58,.06);
    --sn-sh2: 0 3px 12px rgba(26,45,58,.09);
    --sn-sh3: 0 6px 22px rgba(26,45,58,.13);
    --sn-r: 6px;
    --sn-r2: 4px;
    --sn-r3: 10px;
    --sn-pill: 22px;
}

html { font-size: 15px; }

body {
    background: var(--sn-body);
    color: var(--sn-text);
    font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
}

a { color: var(--sn-teal); text-decoration: none; transition: color .16s; }
a:hover { color: var(--sn-teal-dk); }
img { max-width: 100%; display: block; }
ul { list-style: none; }
.snc::after { content: ''; display: table; clear: both; }

/* ===== CONTAINER ===== */
.sn-frame {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 14px;
}

/* ===== HEADER ===== */
.sn-topnav {
    background: var(--sn-surface);
    border-bottom: 2px solid var(--sn-teal);
    padding: 10px 0;
    box-shadow: var(--sn-sh1);
}

.sn-topnav .sn-frame {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: nowrap;
}

.sn-identity {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.sn-logolink {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.sn-sitename {
    font-size: 1.42rem;
    font-weight: 900;
    color: var(--sn-dark);
    font-style: normal;
    letter-spacing: -.4px;
    text-decoration: none;
    border-bottom: none;
}

.sn-sitename .sn-nm-teal {
    color: var(--sn-teal);
    font-style: normal;
}

.sn-urltag {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: var(--sn-teal-bg);
    border: 1.5px solid var(--sn-teal-lt);
    border-radius: var(--sn-pill);
    padding: 4px 13px;
}

.sn-urltag .sut-lbl {
    font-size: 0.67rem;
    color: var(--sn-teal-dk);
    white-space: nowrap;
    font-weight: 600;
}

.sn-urltag .sut-val {
    font-size: 1.07rem;
    font-weight: 800;
    color: var(--sn-teal-dk);
    white-space: nowrap;
}

/* ===== PROMO ===== */
.sn-promo {
    margin: 4px 0 3px;
}
.sn-promo img { border-radius: var(--sn-r); width: 100%; }

/* ===== CATEGORY NAV ===== */
.sn-catpanel {
    background: var(--sn-surface);
    border: 1px solid var(--sn-border);
    border-top: 3px solid var(--sn-teal);
    border-radius: var(--sn-r3);
    overflow: hidden;
    margin: 4px 0;
    box-shadow: var(--sn-sh1);
}

.sn-catrow {
    display: flex;
    align-items: stretch;
    border-bottom: 1px solid var(--sn-border);
    min-height: 38px;
}

.sn-catrow:last-child { border-bottom: none; }

.sn-catzone {
    background: var(--sn-dark);
    color: rgba(255,255,255,.78);
    font-size: .67rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5px 2px;
    width: 62px;
    min-width: 62px;
    border-right: 1px solid rgba(255,255,255,.08);
    text-align: center;
    line-height: 1.3;
    letter-spacing: .3px;
    flex-shrink: 0;
}

.sn-catlinks {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    align-items: center;
    padding: 4px 8px;
    gap: 3px;
    flex: 1;
}

.sn-catlinks a {
    font-size: .82rem;
    color: var(--sn-text2);
    padding: 4px 5px;
    border-radius: var(--sn-pill);
    transition: all .15s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
    border: 1px solid transparent;
    text-decoration: none;
    display: block;
}

.sn-catlinks a:hover {
    background: var(--sn-teal-bg);
    color: var(--sn-teal);
    border-color: var(--sn-teal-lt);
}

.sn-catlinks a.active {
    background: var(--sn-teal);
    color: #fff;
    border-color: var(--sn-teal);
    font-weight: 700;
}

/* ===== SEARCH ===== */
.sn-searchblock {
    background: var(--sn-surface);
    border: 1px solid var(--sn-border);
    border-radius: var(--sn-r3);
    padding: 8px 12px;
    margin: 4px 0;
    box-shadow: var(--sn-sh1);
}

.sn-searchblock form {
    display: flex;
    gap: 5px;
    align-items: center;
    flex-wrap: nowrap;
    width: 100%;
}

.sn-searchblock input[type="text"] {
    flex: 1;
    min-width: 0;
    height: 38px;
    border: 1.5px solid var(--sn-border2);
    border-radius: var(--sn-pill);
    padding: 0 16px;
    font-size: .88rem;
    color: var(--sn-text);
    background: var(--sn-muted);
    outline: none;
    transition: border-color .18s, box-shadow .18s;
}

.sn-searchblock input[type="text"]:focus {
    border-color: var(--sn-teal);
    box-shadow: 0 0 0 3px rgba(42,191,176,.13);
    background: var(--sn-surface);
}

.sn-searchblock button {
    height: 38px;
    padding: 0 14px;
    border: none;
    border-radius: var(--sn-pill);
    background: var(--sn-dark);
    color: #fff;
    font-size: .82rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: background .15s;
    flex-shrink: 0;
}

.sn-searchblock button:hover { background: var(--sn-dark2); }

.sn-searchblock button[value="1"] { background: var(--sn-teal); }
.sn-searchblock button[value="1"]:hover { background: var(--sn-teal-dk); }

.sn-searchblock button[value="2"] { background: var(--sn-slate); }
.sn-searchblock button[value="2"]:hover { background: var(--sn-dark); }

/* ===== HOT TAGS ===== */
.sn-keyzone {
    background: var(--sn-surface);
    border: 1px solid var(--sn-border);
    border-radius: var(--sn-r3);
    padding: 7px 12px;
    margin: 4px 0;
    box-shadow: var(--sn-sh1);
}

.sn-keyzone h4 {
    font-size: .78rem;
    font-weight: 700;
    color: var(--sn-teal);
    margin-bottom: 5px;
}

.sn-kwlist {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.sn-kwlist .sn-kwlnk {
    display: inline-block;
    background: var(--sn-muted);
    color: var(--sn-text2);
    border: 1px solid var(--sn-border2);
    border-radius: var(--sn-pill);
    padding: 2px 11px;
    font-size: .76rem;
    text-decoration: none;
    transition: all .15s;
}

.sn-kwlist .sn-kwlnk:hover {
    background: var(--sn-teal-bg);
    color: var(--sn-teal);
    border-color: var(--sn-teal-lt);
}

/* ===== CONTENT SECTION ===== */
.sn-panel {
    background: var(--sn-surface);
    border: 1px solid var(--sn-border);
    border-radius: var(--sn-r3);
    padding: 12px 12px 10px;
    margin: 4px 0;
    box-shadow: var(--sn-sh1);
}

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

.sn-panel-hd::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 36px;
    height: 2px;
    background: var(--sn-teal);
    border-radius: 2px;
}

.sn-panel-hd h3 {
    font-size: .97rem;
    font-weight: 700;
    color: var(--sn-text);
}

.sn-panel-hd h3 a { color: var(--sn-text); }
.sn-panel-hd h3 a:hover { color: var(--sn-teal); }

.sn-panel-hd h4 {
    font-size: .95rem;
    font-weight: 700;
    color: var(--sn-text);
}

/* ===== MEDIA GRID ===== */
.sn-vidlist {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.sn-vidlist li {
    border-radius: var(--sn-r);
    overflow: hidden;
    border: 1px solid var(--sn-border);
    background: var(--sn-muted);
    transition: box-shadow .18s, transform .18s;
    min-width: 0;
}

.sn-vidlist li:hover {
    box-shadow: var(--sn-sh3);
    transform: translateY(-2px);
}

.sn-vidthumb {
    display: block;
    width: 100%;
    aspect-ratio: 600 / 350;
    overflow: hidden;
    background: var(--sn-border);
}

.sn-vidthumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s;
}

.sn-vidthumb:hover img { transform: scale(1.05); }

.sn-vidtitle {
    padding: 5px 7px 7px;
    border-top: 2px solid transparent;
    transition: border-color .15s;
}

.sn-vidlist li:hover .sn-vidtitle { border-top-color: var(--sn-teal); }

.sn-vidtitle h5 {
    font-size: .78rem;
    font-weight: 500;
    color: var(--sn-text);
    line-height: 1.4;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.sn-vidtitle h5 a { color: var(--sn-text); }
.sn-vidtitle h5 a:hover { color: var(--sn-teal); }

/* ===== PAGINATION ===== */
.sn-pgarea {
    margin: 12px 0 5px;
    display: flex;
    justify-content: center;
}

.sn-pgrow {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    align-items: center;
    justify-content: center;
}

.sn-pgrow a.sn-pgbtn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 10px;
    background: var(--sn-surface);
    border: 1.5px solid var(--sn-border2);
    border-radius: var(--sn-pill);
    font-size: .84rem;
    color: var(--sn-text2);
    text-decoration: none;
    transition: all .15s;
}

.sn-pgrow a.sn-pgbtn:hover {
    background: var(--sn-teal-bg);
    border-color: var(--sn-teal);
    color: var(--sn-teal);
}

.sn-pgrow a.sn-pgsel {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 10px;
    background: var(--sn-teal);
    border: 1.5px solid var(--sn-teal);
    border-radius: var(--sn-pill);
    font-size: .84rem;
    font-weight: 700;
    color: #fff;
    cursor: default;
}

/* ===== FOOTER ===== */
.sn-footblock {
    background: var(--sn-surface);
    border: 1px solid var(--sn-border);
    border-radius: var(--sn-r3);
    padding: 9px 13px;
    margin: 4px 0;
    box-shadow: var(--sn-sh1);
}

.sn-flnkdl {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.sn-flnkdl dd { display: inline; }

.sn-flnkdl a {
    display: inline-block;
    font-size: .77rem;
    color: var(--sn-text3);
    padding: 2px 9px;
    border-radius: var(--sn-pill);
    border: 1px solid var(--sn-border);
    background: var(--sn-muted);
    text-decoration: none;
    transition: all .15s;
}

.sn-flnkdl a:hover { color: var(--sn-teal); border-color: var(--sn-teal); background: var(--sn-teal-bg); }

.sn-footcr {
    text-align: center;
    padding: 8px 0 13px;
    color: var(--sn-text3);
    font-size: .76rem;
}

/* ===== DETAIL ===== */
.sn-dtl-hd {
    line-height: 1.8;
    text-align: center;
    padding: 12px 15px;
    font-size: .97rem;
    margin: 4px 0;
    word-break: break-all;
    background: var(--sn-surface);
    border: 1px solid var(--sn-border);
    border-left: 4px solid var(--sn-teal);
    border-radius: var(--sn-r);
    box-shadow: var(--sn-sh1);
}

.sn-dtl-hd a {
    color: var(--sn-teal);
    font-weight: 700;
    margin-right: 6px;
}

.sn-dtl-body {
    font-size: .9rem;
    line-height: 2;
    padding: 14px 17px;
    background: var(--sn-surface);
    border: 1px solid var(--sn-border);
    border-radius: var(--sn-r);
    box-shadow: var(--sn-sh1);
    margin: 4px 0;
}

.sn-prevarea {
    display: block;
    width: 100%;
    margin-top: 10px;
}

.sn-prevarea picture,
.sn-prevarea img {
    width: 100%;
    height: auto;
    border-radius: var(--sn-r2);
    display: block;
}

/* ===== BUTTONS ===== */
.sn-opbtnrow {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 11px 0;
}

.sn-opbtn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 10px 22px;
    background: var(--sn-teal);
    color: #fff;
    border: none;
    border-radius: var(--sn-pill);
    font-size: .9rem;
    font-weight: 700;
    cursor: pointer;
    transition: background .15s, transform .13s;
    text-decoration: none;
}

.sn-opbtn:hover {
    background: var(--sn-teal-dk);
    color: #fff;
    transform: translateY(-1px);
}

.sn-clihint {
    text-align: center;
    padding: 7px;
    font-size: .82rem;
}

.sn-clihint a { color: var(--sn-dark); font-weight: 600; }
.sn-clihint a:hover { color: var(--sn-teal); }

/* ===== SHARE ===== */
.sn-sharebox {
    display: flex;
    align-items: center;
    gap: 9px;
    background: var(--sn-muted);
    border: 1px solid var(--sn-border);
    border-radius: var(--sn-r3);
    padding: 8px 13px;
    margin: 4px 0;
    flex-wrap: wrap;
}

.sn-sharebox .ssb-lbl { font-size: .77rem; color: var(--sn-text3); white-space: nowrap; }
.sn-sharebox .ssb-url { font-size: .79rem; color: var(--sn-text2); flex: 1; min-width: 0; word-break: break-all; }

.sn-sharebox .ssb-cpbtn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 13px;
    background: var(--sn-teal);
    color: #fff;
    border: none;
    border-radius: var(--sn-pill);
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s;
    flex-shrink: 0;
}

.sn-sharebox .ssb-cpbtn:hover { background: var(--sn-teal-dk); }

/* ===== VISIBILITY ===== */
.sn-pc { display: block; }
.sn-mb { display: none; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .sn-vidlist { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .sn-pc { display: none; }
    .sn-mb { display: block; }
}

@media (max-width: 768px) {
    html { font-size: 14px; }

    .sn-sitename { font-size: 1.12rem; }
    .sn-urltag .sut-val { font-size: .9rem; }

    .sn-catrow { align-items: stretch; }

    .sn-catzone {
        width: 15%;
        min-width: 15%;
        max-width: 15%;
        font-size: 10px;
        padding: 4px 2px;
        letter-spacing: 0;
        line-height: 1.4;
        word-break: break-all;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .sn-catlinks {
        width: 85%;
        flex: 1;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 3px;
        padding: 4px 5px;
        align-items: center;
    }

    .sn-catlinks a {
        font-size: 12px;
        padding: 5px 2px;
        text-align: center;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        display: block;
    }

    .sn-searchblock form {
        flex-wrap: nowrap;
        gap: 4px;
    }

    .sn-searchblock input[type="text"] {
        height: 34px;
        font-size: .79rem;
        padding: 0 8px;
    }

    .sn-searchblock button {
        height: 34px;
        padding: 0 7px;
        font-size: .74rem;
    }

    .sn-vidlist {
        grid-template-columns: repeat(2, 1fr);
        gap: 7px;
    }

    .sn-vidthumb { aspect-ratio: 600 / 350; }
    .sn-vidtitle h5 { font-size: .72rem; }
    .sn-panel { padding: 9px 9px 7px; }
    .sn-opbtn { padding: 9px 14px; font-size: .84rem; }
}

@media (min-width: 481px) and (max-width: 768px) {
    .sn-catzone { font-size: 10px; }
    .sn-catlinks a { font-size: 13px; }
}

@media (max-width: 380px) {
    .sn-catzone { font-size: 10px; }
    .sn-catlinks a { font-size: 12px; }
    .sn-searchblock button { padding: 0 5px; font-size: .68rem; }
}