/* ===== base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --primary: #1f2a33;
    --secondary: #2e3f4a;
    --accent: #e07a5f;
    --gold: #f2cc8f;
    --light: #f0f0f0;
    --gray: #888;
    --radius: 10px;
    --shadow: 0 8px 32px rgba(0,0,0,0.18);
    --font: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", Arial, sans-serif;
    --transition: 0.3s cubic-bezier(.4,0,.2,1);
}
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font); background: #fafafa; color: #222; line-height: 1.7; font-size: 16px; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
img { display: block; max-width: 100%; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.sec { padding: 70px 0; }
.alt { background: #f5f7fa; }
.tc { text-align: center; }
.sec-title { font-size: 32px; font-weight: 700; color: var(--primary); margin-bottom: 12px; line-height: 1.3; }
.sec-title span { color: var(--accent); }
.sec-sub { color: #666; max-width: 680px; margin-bottom: 40px; }
.tc .sec-sub { margin-left: auto; margin-right: auto; }

/* ===== breadcrumb ===== */
.bc { background: #f5f5f5; padding: 10px 0; font-size: 13px; color: #666; }
.bc a { color: #666; }
.bc a:hover { color: var(--accent); }
.bc .bc-sep { margin: 0 8px; color: #bbb; }

/* ===== friend links ===== */
.flinks { background: #f7f8fa; padding: 32px 0; border-top: 1px solid #e8ecf2; }
.flinks .fl-title { font-size: 15px; font-weight: 700; color: var(--primary); margin-bottom: 14px; }
.flinks ul { list-style: none; display: flex; flex-wrap: wrap; gap: 9px 24px; }
.flinks a { color: #666; font-size: 13px; }
.flinks a:hover { color: var(--accent); }
.flinks.g2 ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 26px; }
.flinks.g2 a { position: relative; padding-left: 13px; }
.flinks.g2 a::before { content: ''; position: absolute; left: 0; top: 50%; margin-top: -2px; width: 4px; height: 4px; background: var(--accent); border-radius: 50%; }
.flinks.col ul { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 11px 22px; }
.flinks.col a { display: block; padding: 7px 12px; background: #fff; border-radius: calc(var(--radius) - 4px); border: 1px solid #e8ecf2; }
.flinks.col a:hover { border-color: var(--accent); }
@media (max-width: 768px) {
    .flinks.g2 ul, .flinks.col ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ===== modal ===== */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.75); display: flex; align-items: center; justify-content: center; z-index: 2000; opacity: 0; pointer-events: none; transition: opacity var(--transition); padding: 20px; }
.modal-overlay.active { opacity: 1; pointer-events: auto; }
.modal-box { background: #fff; border-radius: var(--radius); max-width: 560px; width: 100%; padding: 30px; position: relative; max-height: 90vh; overflow-y: auto; }
.modal-close { position: absolute; top: 16px; right: 16px; width: 32px; height: 32px; border: none; background: #f0f0f0; border-radius: 50%; cursor: pointer; font-size: 18px; line-height: 1; color: #444; }
.modal-box h2 { font-size: 24px; margin-bottom: 8px; color: var(--primary); }
.modal-box .m-year { color: #888; margin-bottom: 16px; }
.modal-box .m-desc { color: #555; line-height: 1.8; margin-bottom: 16px; }
.modal-box .m-meta { color: var(--accent); font-size: 14px; font-weight: 600; }

/* ===== demo -> detail links (works cards / faq questions become real anchors) ===== */
a.wk1-btn { display: inline-block; text-align: center; }
.fq1-link { color: inherit; }
.fq1-link:hover { color: var(--accent); }

.nv2-bar { position: relative; z-index: 900; background: #fff; border-bottom: 1px solid rgba(0,0,0,0.1); }
.nv2-inner { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)) auto repeat(4, minmax(0, 1fr)); align-items: center; gap: 2px; min-height: 78px; }
.nv2-nav { display: contents; }
.nv2-menu { display: contents; list-style: none; }
.nv2-logo { order: 4; display: flex; align-items: center; gap: 8px; justify-self: center; padding: 0 24px; color: var(--primary); text-decoration: none; white-space: nowrap; }
.nv2-ico { font-size: 25px; line-height: 1; }
.nv2-kw { font-size: 22px; font-weight: 800; letter-spacing: 2px; }
.nv2-kw em { font-style: normal; color: var(--accent); }
.nv2-brand { font-size: 12px; color: var(--gray); padding-left: 9px; border-left: 1px solid rgba(0,0,0,0.14); }
.nv2-menu > li { display: flex; align-items: center; }
.nv2-menu > li:nth-child(1) { order: 1; justify-content: flex-end; }
.nv2-menu > li:nth-child(2) { order: 2; justify-content: flex-end; }
.nv2-menu > li:nth-child(3) { order: 3; justify-content: flex-end; }
.nv2-menu > li:nth-child(4) { order: 5; }
.nv2-menu > li:nth-child(5) { order: 6; }
.nv2-menu > li:nth-child(6) { order: 7; }
.nv2-menu > li:nth-child(7) { order: 8; }
.nv2-menu a { display: block; padding: 9px 14px; font-size: 14px; color: #3d3d3d; border-bottom: 2px solid transparent; text-decoration: none; white-space: nowrap; }
.nv2-menu a:hover { color: var(--accent); border-bottom-color: var(--accent); }
@media (max-width:768px) {
    .nv2-inner { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; padding: 10px 0; }
    .nv2-nav { display: block; width: 100%; }
    .nv2-menu { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px; }
    .nv2-menu > li:nth-child(n) { order: 0; justify-content: center; }
    .nv2-logo { order: 0; padding: 0; }
    .nv2-kw { font-size: 19px; letter-spacing: 1px; }
    .nv2-ico { font-size: 21px; }
    .nv2-brand { font-size: 11px; }
    .nv2-menu a { padding: 6px 10px; font-size: 13px; }
}
.hr11-hero {
    position: relative;
    padding: 76px 0 84px;
    background: #fff;
    overflow: hidden;
}
.hr11-hero::after {
    content: '';
    position: absolute;
    top: -130px;
    right: -130px;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: var(--light);
}
.hr11-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 260px 1fr;
    grid-template-areas:
        'eyebrow eyebrow'
        'big big'
        'shot tail';
    gap: 24px 40px;
    align-items: end;
}
.hr11-eyebrow {
    grid-area: eyebrow;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--gray);
    font-size: 13px;
    letter-spacing: 5px;
}
.hr11-eyebrow span {
    color: var(--accent);
    font-size: 15px;
    line-height: 1;
    letter-spacing: 0;
}
.hr11-big {
    grid-area: big;
    margin: 4px 0 8px;
    padding-bottom: 22px;
    border-bottom: 2px solid var(--light);
    color: var(--primary);
    font-family: var(--font);
    font-size: 116px;
    font-weight: 800;
    line-height: 0.98;
    letter-spacing: 3px;
}
.hr11-shot {
    grid-area: shot;
    margin: 0;
}
.hr11-img {
    display: block;
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.hr11-tail {
    grid-area: tail;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 20px;
    text-align: right;
}
.hr11-desc {
    max-width: 440px;
    color: #555;
    font-size: 15px;
    line-height: 1.85;
}
.hr11-btn {
    padding: 13px 36px;
    border-radius: 999px;
    background: var(--accent);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    transition: background 0.3s ease, transform 0.3s ease;
}
.hr11-btn:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}
@media (max-width: 768px) {
    .hr11-hero {
        padding: 46px 0 50px;
    }
    .hr11-hero::after {
        width: 190px;
        height: 190px;
        top: -80px;
        right: -80px;
    }
    .hr11-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            'eyebrow'
            'big'
            'shot'
            'tail';
        gap: 16px;
    }
    .hr11-eyebrow {
        font-size: 12px;
        letter-spacing: 3px;
    }
    .hr11-big {
        margin: 0;
        padding-bottom: 14px;
        font-size: 42px;
        line-height: 1.08;
        letter-spacing: 0;
    }
    .hr11-shot {
        max-width: 150px;
    }
    .hr11-tail {
        align-items: flex-start;
        text-align: left;
        gap: 16px;
    }
    .hr11-desc {
        font-size: 14px;
        line-height: 1.72;
    }
    .hr11-btn {
        padding: 11px 26px;
        font-size: 14px;
    }
}
.it9-head { margin-bottom: 30px; }
.it9-head .sec-sub { margin-bottom: 0; }
.it9-quote { max-width: 880px; margin: 0 auto 32px; text-align: center; }
.it9-mark { display: block; margin-bottom: 12px; font-size: 52px; line-height: .8; color: var(--accent); opacity: .32; }
.it9-quote p { margin: 0; font-family: var(--font); font-size: 24px; line-height: 1.7; font-weight: 700; color: var(--primary); }
.it9-quote p strong { color: var(--accent); }
.it9-stats { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 880px; margin: 0 auto 40px; border-top: 1px solid rgba(0, 0, 0, .1); border-bottom: 1px solid rgba(0, 0, 0, .1); }
.it9-stats .it1-stat { display: flex; flex-direction: column; align-items: center; gap: 5px; padding: 22px 10px; text-align: center; background: none; border: 0; border-left: 0; border-radius: 0; border-right: 1px solid rgba(0, 0, 0, .1); }
.it9-stats .it1-stat:last-child { border-right: 0; }
.it9-stats .it1-num { font-size: 30px; line-height: 1.1; color: var(--accent); }
.it9-stats .it1-lbl { font-size: 13px; color: #666; }
.it9-notes { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; max-width: 880px; margin: 0 auto; }
.it9-notes p { margin: 0; padding-left: 20px; border-left: 3px solid rgba(0, 0, 0, .08); color: #555; line-height: 1.9; font-size: 15px; }
.it9-notes p strong { color: var(--primary); }
@media (max-width: 768px) {
    .it9-head { margin-bottom: 24px; }
    .it9-quote { margin-bottom: 24px; }
    .it9-mark { font-size: 40px; }
    .it9-quote p { font-size: 18px; }
    .it9-stats { grid-template-columns: 1fr; margin-bottom: 28px; }
    .it9-stats .it1-stat { padding: 16px 10px; border-right: 0; border-bottom: 1px solid rgba(0, 0, 0, .1); }
    .it9-stats .it1-stat:last-child { border-bottom: 0; }
    .it9-stats .it1-num { font-size: 24px; }
    .it9-notes { grid-template-columns: 1fr; gap: 18px; }
}
.wk4-masonry { column-count:3; column-gap:22px }
.wk4-masonry .wk1-item { break-inside:avoid; -webkit-column-break-inside:avoid; page-break-inside:avoid; display:block; margin:0 0 22px; background:#fff; border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow) }
.wk4-masonry .wk1-item:nth-child(3n+1) .wk1-thumb { aspect-ratio:1/1 }
.wk4-masonry .wk1-item:nth-child(3n+2) .wk1-thumb { aspect-ratio:16/9 }
.wk4-masonry .wk1-item:nth-child(3n) .wk1-thumb { aspect-ratio:4/5 }
.wk4-masonry .wk1-thumb { position:relative; overflow:hidden; background:var(--light) }
.wk4-masonry .wk1-thumb img { display:block; width:100%; height:100%; object-fit:cover; transition:transform .5s ease }
.wk4-masonry .wk1-item:hover .wk1-thumb img { transform:scale(1.06) }
.wk4-masonry .wk1-badge { position:absolute; top:10px; left:10px; padding:3px 10px; border-radius:var(--radius); background:var(--primary); color:#fff; font-size:12px }
.wk4-masonry .wk1-idx { position:absolute; right:12px; bottom:8px; color:#fff; font-size:26px; font-weight:700; line-height:1; opacity:.6 }
.wk4-masonry .wk1-info { padding:14px 16px 16px }
.wk4-masonry .wk1-head { display:flex; align-items:baseline; justify-content:space-between; gap:8px }
.wk4-masonry .wk1-title { margin:0; font-size:16px; line-height:1.45; color:var(--primary) }
.wk4-masonry .wk1-tag { flex:none; color:var(--accent); font-size:12px }
.wk4-masonry .wk1-meta { margin-top:6px; font-size:12px; color:var(--gray) }
.wk4-masonry .wk1-desc { margin:8px 0 12px; font-size:13px; line-height:1.7; color:var(--gray) }
.wk4-masonry .wk1-btn { width:100%; padding:8px 0; border:1px dashed var(--accent); border-radius:var(--radius); background:transparent; color:var(--accent); font-size:13px; cursor:pointer; transition:background .25s ease, color .25s ease }
.wk4-masonry .wk1-btn:hover { background:var(--accent); color:#fff }
@media (max-width:768px) {
    .wk4-masonry { column-count:2; column-gap:12px }
    .wk4-masonry .wk1-item { margin-bottom:12px }
    .wk4-masonry .wk1-item:nth-child(3n) .wk1-thumb { aspect-ratio:1/1 }
    .wk4-masonry .wk1-item:nth-child(3n+2) .wk1-thumb { aspect-ratio:1/1 }
    .wk4-masonry .wk1-title { font-size:14px }
    .wk4-masonry .wk1-desc { display:none }
    .wk4-masonry .wk1-btn { padding:7px 0; font-size:12px }
}
.ad1-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.ad1-grid > .ad1-item{position:relative;background:#fff;border:1px solid #e8ecf2;border-radius:var(--radius);box-shadow:var(--shadow);padding:32px 22px;text-align:center;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.ad1-grid > .ad1-item:hover{transform:translateY(-6px);box-shadow:0 16px 34px rgba(0,0,0,.1);border-color:var(--accent)}
.ad1-grid .ad1-toggle{display:none}
.ad1-grid .ad1-num{display:none}
.ad1-grid .ad1-label{display:inline;cursor:inherit}
.ad1-grid .ad1-icon{width:58px;height:58px;margin:0 auto 16px;border-radius:16px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;line-height:1}
.ad1-grid .ad1-title{font-size:17px;font-weight:700;color:var(--primary);margin:0 0 9px;line-height:1.4}
.ad1-grid .ad1-desc{font-size:14px;line-height:1.75;color:#666;margin:0}
@media (max-width:768px){
  .ad1-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .ad1-grid > .ad1-item{padding:22px 14px}
  .ad1-grid .ad1-icon{width:46px;height:46px;font-size:20px;border-radius:13px;margin-bottom:12px}
  .ad1-grid .ad1-title{font-size:15px;margin-bottom:7px}
  .ad1-grid .ad1-desc{font-size:13px;line-height:1.7}
}
.nw3-cards { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:22px }
.nw3-cards .nw1-item { position:relative; display:flex; flex-direction:column; min-height:190px; overflow:hidden; padding:46px 24px 24px; border:1px solid #e8ecf2; border-top:3px solid var(--primary); border-radius:var(--radius); background:#fff; box-shadow:var(--shadow); text-decoration:none; transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease }
.nw3-cards .nw1-item:hover { transform:translateY(-6px); border-top-color:var(--accent); box-shadow:0 18px 36px rgba(15,23,42,.16) }
.nw3-cards .nw1-date { position:absolute; top:0; right:0; padding:6px 14px; border-bottom-left-radius:var(--radius); background:var(--primary); color:#fff; font-size:12px; letter-spacing:.5px; transition:background .3s ease }
.nw3-cards .nw1-item:hover .nw1-date { background:var(--accent) }
.nw3-cards .nw1-title { font-size:21px; line-height:1.45; font-weight:700; color:var(--primary); transition:color .3s ease }
.nw3-cards .nw1-item:hover .nw1-title { color:var(--accent) }
.nw3-cards .nw1-idx { margin-top:auto; padding-top:20px; font-size:46px; font-weight:800; line-height:1; color:#eef1f6; letter-spacing:-1px }
@media (max-width:768px) {
    .nw3-cards { grid-template-columns:minmax(0,1fr); gap:14px }
    .nw3-cards .nw1-item { min-height:0; padding:38px 18px 18px }
    .nw3-cards .nw1-date { padding:5px 11px; font-size:11px }
    .nw3-cards .nw1-title { font-size:17px }
    .nw3-cards .nw1-idx { padding-top:14px; font-size:34px }
}
.faq7-flow { max-width: 960px; margin: 0 auto; }
.faq7-flow .fq1-item { position: relative; padding: 24px 0 24px 104px; border-top: 1px solid rgba(0, 0, 0, .1); }
.faq7-flow .fq1-item:last-child { border-bottom: 1px solid rgba(0, 0, 0, .1); }
.faq7-flow .fq1-no { position: absolute; top: 22px; left: 0; display: block; font-size: 40px; line-height: 1; font-weight: 800; letter-spacing: -.02em; color: rgba(0, 0, 0, .12); transition: color .3s ease; }
.faq7-flow .fq1-item.open .fq1-no { color: var(--accent); }
.faq7-flow .fq1-q { position: relative; padding-right: 34px; font-size: 17px; line-height: 1.6; font-weight: 700; color: var(--primary); cursor: pointer; transition: color .3s ease; }
.faq7-flow .fq1-item.open .fq1-q { color: var(--accent); }
.faq7-flow .fq1-q::after { content: "+"; position: absolute; top: -2px; right: 0; color: var(--gray); font-size: 22px; line-height: 1.3; transition: transform .3s ease, color .3s ease; }
.faq7-flow .fq1-item.open .fq1-q::after { color: var(--accent); transform: rotate(45deg); }
.faq7-flow .fq1-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq7-flow .fq1-item.open .fq1-a { max-height: 440px; }
.faq7-flow .fq1-a-in { margin: 14px 34px 2px 0; padding: 16px 20px; border-radius: var(--radius); background: var(--light); font-size: 14px; line-height: 1.9; color: var(--gray); }
@media (max-width: 768px) {
    .faq7-flow .fq1-item { padding: 18px 0 18px 62px; }
    .faq7-flow .fq1-no { top: 16px; font-size: 28px; }
    .faq7-flow .fq1-q { padding-right: 26px; font-size: 15px; }
    .faq7-flow .fq1-q::after { font-size: 20px; }
    .faq7-flow .fq1-item.open .fq1-a { max-height: 620px; }
    .faq7-flow .fq1-a-in { margin: 10px 26px 2px 0; padding: 12px 14px; font-size: 13px; }
}
.cm5-list { display:flex; flex-direction:column; border-top:1px solid #e8ecf2 }
.cm5-list .cm1-item { position:relative; display:flex; align-items:flex-start; gap:16px; padding:16px 4px; border-bottom:1px solid #e8ecf2; transition:background .25s ease }
.cm5-list .cm1-item:hover { background:#f9fbfd }
.cm5-list .cm1-head { flex:none; display:flex; align-items:center; gap:10px; width:168px; min-width:0 }
.cm5-list .cm1-av { flex:none; width:38px; height:38px; border-radius:50%; object-fit:cover; background:var(--light) }
.cm5-list .cm1-who { display:flex; flex-direction:column; gap:2px; min-width:0 }
.cm5-list .cm1-name { font-size:14px; font-weight:600; color:var(--primary); white-space:nowrap; overflow:hidden; text-overflow:ellipsis }
.cm5-list .cm1-date { font-size:12px; color:var(--gray) }
.cm5-list .cm1-text { flex:1 1 auto; min-width:0; margin:0; padding-top:2px; font-size:14px; line-height:1.7; color:#4b5563 }
.cm5-list .cm1-idx { flex:none; padding-top:4px; font-size:12px; letter-spacing:1px; color:#c3cad6 }
.cm5-list .cm1-initial { display:none }
@media (max-width:768px) {
    .cm5-list .cm1-item { display:block; padding:14px 0 }
    .cm5-list .cm1-head { width:auto; margin-bottom:8px }
    .cm5-list .cm1-av { width:32px; height:32px }
    .cm5-list .cm1-name { font-size:13px }
    .cm5-list .cm1-text { font-size:13px; line-height:1.7 }
    .cm5-list .cm1-idx { position:absolute; top:16px; right:2px; padding-top:0; font-size:11px }
}
.ft1-foot { background: var(--primary); border-top: 3px solid var(--accent); padding: 22px 0; }
.ft1-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.ft1-logo { display: flex; align-items: center; gap: 8px; color: #fff; text-decoration: none; flex-shrink: 0; }
.ft1-ico { font-size: 18px; line-height: 1; }
.ft1-kw { font-size: 17px; font-weight: 800; letter-spacing: 1px; white-space: nowrap; }
.ft1-kw em { font-style: normal; color: var(--gold); }
.ft1-brand { font-size: 11px; color: rgba(255,255,255,0.5); padding-left: 8px; border-left: 1px solid rgba(255,255,255,0.22); white-space: nowrap; }
.ft1-line { font-size: 13px; color: rgba(255,255,255,0.72); text-align: right; }
.ft1-dom { display: block; margin-top: 3px; font-size: 12px; color: rgba(255,255,255,0.44); letter-spacing: 1px; }
@media (max-width:768px) {
    .ft1-foot { padding: 18px 0; }
    .ft1-inner { flex-direction: column; justify-content: center; gap: 10px; }
    .ft1-ico { font-size: 16px; }
    .ft1-kw { font-size: 15px; }
    .ft1-brand { font-size: 10px; }
    .ft1-line { font-size: 12px; text-align: center; }
    .ft1-dom { font-size: 11px; }
}


@media (max-width: 768px) {
    .sec { padding: 50px 0; }
    .sec-title { font-size: 26px; }
}