/* ===== base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --primary: #1a3d3d;
    --secondary: #276b6b;
    --accent: #00d9c0;
    --gold: #ff9f43;
    --light: #f0f0f0;
    --gray: #888;
    --radius: 12px;
    --shadow: 0 8px 32px rgba(0,0,0,0.18);
    --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", 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); }

.nv7-bar { position: relative; z-index: 920; background: #fff; border-bottom: 1px solid rgba(0,0,0,0.1); }
.nv7-inner { display: flex; align-items: center; justify-content: space-between; gap: 22px; min-height: 98px; }
.nv7-logo { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; padding: 9px 20px 8px; background: var(--light); border-radius: var(--radius); color: var(--primary); text-decoration: none; flex-shrink: 0; }
.nv7-ico { font-size: 27px; line-height: 1; }
.nv7-kw { font-size: 18px; font-weight: 800; letter-spacing: 1px; white-space: nowrap; }
.nv7-kw em { font-style: normal; color: var(--accent); }
.nv7-brand { font-size: 11px; color: var(--gray); white-space: nowrap; }
.nv7-menu { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; list-style: none; }
.nv7-menu li + li { border-left: 1px solid rgba(0,0,0,0.09); }
.nv7-menu a { display: block; padding: 10px 17px; font-size: 14px; color: #454545; text-decoration: none; }
.nv7-menu a:hover { color: var(--accent); }
@media (max-width:768px) {
    .nv7-inner { flex-direction: column; justify-content: center; gap: 10px; min-height: 0; padding: 12px 0; }
    .nv7-logo { flex-direction: row; align-items: center; gap: 8px; padding: 7px 14px; }
    .nv7-ico { font-size: 20px; }
    .nv7-kw { font-size: 17px; }
    .nv7-brand { font-size: 10px; }
    .nv7-menu { justify-content: center; }
    .nv7-menu li + li { border-left: none; }
    .nv7-menu a { padding: 6px 10px; font-size: 13px; }
}
.hr13-hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 260px;
    padding: 34px 0;
    background: linear-gradient(100deg, var(--primary) 0%, var(--secondary) 62%, var(--accent) 100%);
    color: #fff;
    overflow: hidden;
}
.hr13-hero::before {
    content: '';
    position: absolute;
    top: -80px;
    left: 42%;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.18) 0%, transparent 68%);
}
.hr13-row {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
}
.hr13-text {
    min-width: 0;
}
.hr13-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    color: var(--gold);
    font-size: 13px;
    letter-spacing: 4px;
}
.hr13-title {
    margin-bottom: 10px;
    font-size: 32px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: 1px;
}
.hr13-title span {
    margin-left: 12px;
    color: var(--gold);
    font-size: 21px;
    font-weight: 700;
    letter-spacing: 3px;
}
.hr13-desc {
    max-width: 640px;
    color: rgba(255,255,255,0.78);
    font-size: 14px;
    line-height: 1.65;
}
.hr13-btn {
    flex-shrink: 0;
    padding: 14px 40px;
    border: 2px solid var(--gold);
    border-radius: 999px;
    color: var(--gold);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}
.hr13-btn:hover {
    background: var(--gold);
    color: #1a1a1a;
    transform: translateY(-2px);
}
@media (max-width: 768px) {
    .hr13-hero {
        min-height: 0;
        padding: 26px 0;
    }
    .hr13-hero::before {
        width: 220px;
        height: 220px;
        top: -60px;
    }
    .hr13-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    .hr13-kicker {
        margin-bottom: 6px;
        font-size: 12px;
        letter-spacing: 2px;
    }
    .hr13-title {
        margin-bottom: 8px;
        font-size: 22px;
    }
    .hr13-title span {
        display: block;
        margin: 4px 0 0;
        font-size: 15px;
        letter-spacing: 1px;
    }
    .hr13-desc {
        font-size: 13px;
        line-height: 1.6;
    }
    .hr13-btn {
        padding: 11px 26px;
        font-size: 14px;
    }
}
.it7-wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 0; align-items: stretch; }
.it7-data { display: flex; flex-direction: column; justify-content: center; padding-right: 44px; border-right: 1px solid rgba(0, 0, 0, .08); }
.it7-data .it1-stat { display: block; padding: 22px 0; background: none; border: 0; border-left: 0; border-radius: 0; border-bottom: 1px dashed rgba(0, 0, 0, .14); }
.it7-data .it1-stat:first-child { padding-top: 0; }
.it7-data .it1-stat:last-child { padding-bottom: 0; border-bottom: 0; }
.it7-data .it1-num { display: block; font-size: 44px; line-height: 1.05; font-weight: 800; color: var(--accent); }
.it7-data .it1-lbl { display: block; margin-top: 6px; font-size: 13px; color: #666; }
.it7-text { padding-left: 46px; }
.it7-text .sec-sub { color: #666; max-width: none; margin-bottom: 20px; }
.it7-text p { color: #555; line-height: 1.95; font-size: 15px; margin-bottom: 14px; }
.it7-text p:last-child { margin-bottom: 0; }
.it7-text p strong { color: var(--primary); }
@media (max-width: 768px) {
    .it7-wrap { grid-template-columns: 1fr; }
    .it7-data { flex-direction: row; flex-wrap: wrap; padding-right: 0; padding-bottom: 22px; border-right: 0; border-bottom: 1px solid rgba(0, 0, 0, .08); }
    .it7-data .it1-stat { flex: 1 1 30%; padding: 0; border-bottom: 0; }
    .it7-data .it1-num { font-size: 26px; }
    .it7-text { padding-left: 0; padding-top: 24px; }
}
.wk2-posters { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:22px }
.wk2-posters .wk1-item { position:relative; border-radius:var(--radius); overflow:hidden; background:var(--primary); box-shadow:var(--shadow) }
.wk2-posters .wk1-thumb { position:relative; aspect-ratio:3/4; overflow:hidden }
.wk2-posters .wk1-thumb img { display:block; width:100%; height:100%; object-fit:cover; transition:transform .5s ease, filter .5s ease }
.wk2-posters .wk1-item:hover .wk1-thumb img { transform:scale(1.08); filter:brightness(.7) }
.wk2-posters .wk1-badge { position:absolute; top:12px; left:12px; padding:4px 10px; border-radius:var(--radius); background:var(--gold); color:#1f2937; font-size:12px; font-weight:600 }
.wk2-posters .wk1-idx { position:absolute; top:12px; right:12px; color:rgba(255,255,255,.85); font-size:13px; letter-spacing:1px }
.wk2-posters .wk1-info { position:absolute; left:0; right:0; bottom:0; padding:22px 18px 20px; background:linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,.78) 55%, rgba(0,0,0,.92) 100%); color:#fff; transform:translateY(34%); transition:transform .38s ease }
.wk2-posters .wk1-item:hover .wk1-info { transform:translateY(0) }
.wk2-posters .wk1-head { display:flex; align-items:center; justify-content:space-between; gap:8px }
.wk2-posters .wk1-title { margin:0; font-size:18px; line-height:1.35; color:#fff }
.wk2-posters .wk1-tag { flex:none; padding:2px 9px; border:1px solid rgba(255,255,255,.38); border-radius:999px; color:var(--gold); font-size:12px }
.wk2-posters .wk1-meta { margin-top:6px; font-size:12px; color:rgba(255,255,255,.72) }
.wk2-posters .wk1-desc { max-height:0; margin:0; overflow:hidden; opacity:0; font-size:13px; line-height:1.7; color:rgba(255,255,255,.86); transition:max-height .38s ease, opacity .3s ease, margin .38s ease }
.wk2-posters .wk1-item:hover .wk1-desc { max-height:130px; margin:10px 0 0; opacity:1 }
.wk2-posters .wk1-btn { width:100%; margin-top:14px; padding:9px 0; border:1px solid rgba(255,255,255,.55); border-radius:var(--radius); background:rgba(255,255,255,.08); color:#fff; font-size:13px; cursor:pointer; transition:background .25s ease, border-color .25s ease }
.wk2-posters .wk1-btn:hover { background:var(--accent); border-color:var(--accent) }
@media (max-width:768px) {
    .wk2-posters { grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px }
    .wk2-posters .wk1-info { transform:translateY(0); padding:16px 14px 14px }
    .wk2-posters .wk1-title { font-size:15px }
    .wk2-posters .wk1-desc { max-height:none; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; margin:8px 0 0; opacity:1 }
    .wk2-posters .wk1-btn { margin-top:10px; padding:7px 0 }
}
.ad9-head{padding-bottom:18px;border-bottom:2px solid var(--primary)}
.ad9-table > .ad1-item{position:relative;display:grid;grid-template-columns:38px 46px minmax(170px,240px) 1fr;column-gap:18px;align-items:center;padding:22px 6px;border-bottom:1px solid #e6eaf0;transition:background .25s ease}
.ad9-table > .ad1-item:last-child{border-bottom:0}
.ad9-table > .ad1-item:hover{background:#f7f9fc}
.ad9-table .ad1-toggle{display:none}
.ad9-table .ad1-num{grid-column:1;grid-row:1;font-size:13px;font-weight:800;letter-spacing:1px;color:#b6c1d0;line-height:1;text-align:center}
.ad9-table .ad1-icon{grid-column:2;grid-row:1;width:40px;height:40px;margin:0;border-radius:10px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;line-height:1}
.ad9-table .ad1-label{display:inline}
.ad9-table .ad1-title{grid-column:3;grid-row:1;font-size:17px;font-weight:700;color:var(--primary);margin:0;line-height:1.45}
.ad9-table .ad1-desc{grid-column:4;grid-row:1;font-size:14px;line-height:1.8;color:#666;margin:0}
@media (max-width:768px){
  .ad9-head{padding-bottom:14px}
  .ad9-table > .ad1-item{grid-template-columns:32px 40px 1fr;column-gap:12px;row-gap:6px;padding:16px 2px}
  .ad9-table .ad1-num{grid-column:1;grid-row:1;font-size:11px}
  .ad9-table .ad1-icon{grid-column:2;grid-row:1;width:34px;height:34px;border-radius:9px;font-size:15px}
  .ad9-table .ad1-title{grid-column:3;grid-row:1;font-size:15px}
  .ad9-table .ad1-desc{grid-column:2 / span 2;grid-row:2;font-size:13px;line-height:1.75}
}
.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 }
}
.faq8-plain { max-width: 860px; margin: 0 auto; }
.faq8-plain .fq1-item { padding: 26px 0; border-bottom: 1px dashed rgba(0, 0, 0, .18); }
.faq8-plain .fq1-item:first-child { padding-top: 0; }
.faq8-plain .fq1-no { display: none; }
.faq8-plain .fq1-q { position: relative; padding-right: 32px; font-size: 19px; line-height: 1.5; font-weight: 700; color: var(--primary); cursor: pointer; transition: color .3s ease; }
.faq8-plain .fq1-item.open .fq1-q { color: var(--accent); }
.faq8-plain .fq1-q::after { content: ""; position: absolute; top: 50%; right: 6px; width: 8px; height: 8px; border-right: 2px solid var(--gray); border-bottom: 2px solid var(--gray); transform: translateY(-70%) rotate(45deg); transition: transform .3s ease, border-color .3s ease; }
.faq8-plain .fq1-item.open .fq1-q::after { border-color: var(--accent); transform: translateY(-30%) rotate(-135deg); }
.faq8-plain .fq1-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq8-plain .fq1-item.open .fq1-a { max-height: 520px; }
.faq8-plain .fq1-a-in { padding: 12px 32px 0 28px; font-size: 14px; line-height: 1.95; color: var(--gray); }
@media (max-width: 768px) {
    .faq8-plain .fq1-item { padding: 18px 0; }
    .faq8-plain .fq1-q { padding-right: 26px; font-size: 16px; }
    .faq8-plain .fq1-q::after { right: 4px; width: 7px; height: 7px; }
    .faq8-plain .fq1-item.open .fq1-a { max-height: 660px; }
    .faq8-plain .fq1-a-in { padding: 10px 26px 0 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 }
}
.ft3-foot { background: var(--light); border-top: 1px solid rgba(0,0,0,0.08); padding: 46px 0 30px; text-align: center; }
.ft3-logo { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); text-decoration: none; }
.ft3-ico { font-size: 21px; line-height: 1; }
.ft3-kw { font-size: 19px; font-weight: 800; letter-spacing: 2px; }
.ft3-kw em { font-style: normal; color: var(--accent); }
.ft3-brand { font-size: 11px; font-weight: 500; color: var(--gray); padding-left: 8px; border-left: 1px solid rgba(0,0,0,0.14); }
.ft3-line { max-width: 560px; margin: 15px auto 0; font-size: 13px; line-height: 1.95; color: #6b6b6b; }
.ft3-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 18px; list-style: none; }
.ft3-tags li { padding: 4px 13px; font-size: 12px; color: var(--primary); background: rgba(0,0,0,0.05); border-radius: 999px; }
.ft3-rule { width: 54px; height: 2px; margin: 22px auto 16px; background: var(--accent); }
.ft3-copy { font-size: 12px; color: var(--gray); }
.ft3-copy b { font-weight: 600; color: var(--primary); letter-spacing: 1px; }
@media (max-width:768px) {
    .ft3-foot { padding: 32px 0 22px; }
    .ft3-ico { font-size: 18px; }
    .ft3-kw { font-size: 16px; letter-spacing: 1px; }
    .ft3-brand { font-size: 10px; }
    .ft3-line { margin-top: 11px; font-size: 12px; }
    .ft3-tags { margin-top: 13px; gap: 6px; }
    .ft3-tags li { padding: 3px 10px; font-size: 11px; }
    .ft3-rule { margin: 16px auto 12px; }
    .ft3-copy { font-size: 11px; }
}


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