/* ===== base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --primary: #3d2d1a;
    --secondary: #6b4a27;
    --accent: #ff9e00;
    --gold: #00bbf9;
    --light: #f0f0f0;
    --gray: #888;
    --radius: 20px;
    --shadow: 0 8px 32px rgba(0,0,0,0.18);
    --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, 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); }

.nv10-bar { position: sticky; top: 0; z-index: 1000; background: #fff; border-bottom: 2px solid var(--primary); }
.nv10-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 14px; min-height: 74px; }
.nv10-logo { justify-self: start; display: flex; align-items: center; gap: 8px; color: var(--primary); text-decoration: none; white-space: nowrap; }
.nv10-ico { font-size: 23px; line-height: 1; }
.nv10-kw { font-size: 20px; font-weight: 800; letter-spacing: 1px; }
.nv10-kw em { font-style: normal; color: var(--accent); }
.nv10-brand { font-size: 11px; color: var(--gray); }
.nv10-nav { justify-self: center; }
.nv10-menu { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 2px; list-style: none; }
.nv10-menu a { display: block; padding: 8px 13px; font-size: 14px; color: #3f3f3f; border-radius: var(--radius); text-decoration: none; }
.nv10-menu a:hover { color: #fff; background: var(--primary); }
.nv10-cta { justify-self: end; display: inline-block; padding: 9px 20px; font-size: 13px; font-weight: 700; color: #fff; background: var(--accent); border-radius: 999px; text-decoration: none; white-space: nowrap; box-shadow: var(--shadow); }
.nv10-cta:hover { background: var(--primary); }
@media (max-width:768px) {
    .nv10-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; padding: 10px 0; }
    .nv10-logo { justify-self: auto; }
    .nv10-ico { font-size: 19px; }
    .nv10-kw { font-size: 18px; }
    .nv10-brand { font-size: 10px; }
    .nv10-nav { order: 3; width: 100%; }
    .nv10-menu { justify-content: center; width: 100%; }
    .nv10-menu a { padding: 6px 10px; font-size: 13px; }
    .nv10-cta { padding: 7px 15px; font-size: 12px; }
}
.hr12-hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 600px;
    padding: 86px 0;
    background: var(--light);
    overflow: hidden;
}
.hr12-media {
    position: absolute;
    inset: 0;
    clip-path: polygon(0 0, 58% 0, 36% 100%, 0 100%);
}
.hr12-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hr12-tint {
    position: absolute;
    inset: 0;
    background: linear-gradient(125deg, rgba(8,14,24,0.74) 0%, rgba(8,14,24,0.28) 100%);
}
.hr12-edge {
    position: absolute;
    inset: 0;
    clip-path: polygon(58.2% 0, 58.7% 0, 36.7% 100%, 36.2% 100%);
    background: var(--gold);
}
.hr12-inner {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: flex-end;
    width: 100%;
}
.hr12-copy {
    width: 46%;
    max-width: 520px;
}
.hr12-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    margin-bottom: 22px;
    border-radius: 999px;
    background: #fff;
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    box-shadow: var(--shadow);
}
.hr12-title {
    margin-bottom: 18px;
    color: var(--primary);
    font-size: 46px;
    font-weight: 800;
    line-height: 1.16;
    letter-spacing: 1px;
}
.hr12-desc {
    margin-bottom: 30px;
    color: var(--gray);
    font-size: 16px;
    line-height: 1.9;
}
.hr12-btn {
    display: inline-block;
    padding: 14px 40px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    transition: background 0.3s ease, transform 0.3s ease;
}
.hr12-btn:hover {
    background: var(--accent);
    color: #fff;
    transform: translateY(-2px);
}
@media (max-width: 768px) {
    .hr12-hero {
        min-height: 0;
        padding: 286px 0 46px;
    }
    .hr12-media {
        top: 0;
        left: 0;
        right: 0;
        bottom: auto;
        height: 260px;
        clip-path: polygon(0 0, 100% 0, 100% 86%, 0 100%);
    }
    .hr12-edge {
        display: none;
    }
    .hr12-copy {
        width: 100%;
        max-width: none;
    }
    .hr12-kicker {
        padding: 5px 12px;
        margin-bottom: 14px;
        font-size: 12px;
    }
    .hr12-title {
        margin-bottom: 12px;
        font-size: 28px;
        letter-spacing: 0;
    }
    .hr12-desc {
        margin-bottom: 20px;
        font-size: 14px;
        line-height: 1.72;
    }
    .hr12-btn {
        padding: 11px 26px;
        font-size: 14px;
    }
}
.it2-head { max-width: 720px; margin-bottom: 34px; }
.it2-head .sec-sub { margin-bottom: 0; }
.it2-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; margin-bottom: 46px; }
.it2-cols p { color: #555; line-height: 1.9; font-size: 15px; margin: 0; padding-top: 18px; border-top: 2px solid rgba(0, 0, 0, .06); }
.it2-cols p strong { color: var(--primary); }
.it2-bar { display: flex; background: var(--primary); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.it2-stat { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; padding: 26px 14px; text-align: center; border-right: 1px solid rgba(255, 255, 255, .16); }
.it2-stat:last-child { border-right: 0; }
.it2-num { font-size: 32px; line-height: 1; font-weight: 800; color: #fff; }
.it2-lbl { font-size: 13px; color: rgba(255, 255, 255, .72); }
@media (max-width: 768px) {
    .it2-cols { grid-template-columns: 1fr; gap: 18px; margin-bottom: 30px; }
    .it2-bar { flex-direction: column; }
    .it2-stat { flex: none; width: 100%; padding: 18px 14px; border-right: 0; border-bottom: 1px solid rgba(255, 255, 255, .16); }
    .it2-stat:last-child { border-bottom: 0; }
    .it2-num { font-size: 26px; }
}
.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 }
}
.ad2-nums{counter-reset:ad2no;display:grid;grid-template-columns:repeat(2,1fr);column-gap:46px}
.ad2-nums > .ad1-item{counter-increment:ad2no;position:relative;display:grid;grid-template-columns:auto 1fr;column-gap:20px;row-gap:8px;padding:26px 0;border-top:1px solid #e6eaf0;background:none;border-radius:0;box-shadow:none}
.ad2-nums > .ad1-item:nth-child(1),
.ad2-nums > .ad1-item:nth-child(2){border-top:0}
.ad2-nums .ad1-toggle{display:none}
.ad2-nums .ad1-icon{display:none}
.ad2-nums .ad1-num{grid-column:1;grid-row:1 / span 2;align-self:start;font-size:0;line-height:1;color:var(--accent);font-weight:800}
.ad2-nums .ad1-num::before{content:counter(ad2no,decimal-leading-zero);font-size:54px;line-height:1}
.ad2-nums .ad1-label{display:inline}
.ad2-nums .ad1-title{grid-column:2;grid-row:1;font-size:18px;font-weight:700;color:var(--primary);margin:0;line-height:1.4}
.ad2-nums .ad1-desc{grid-column:2;grid-row:2;font-size:14px;line-height:1.8;color:#666;margin:0}
@media (max-width:768px){
  .ad2-nums{grid-template-columns:1fr;column-gap:0}
  .ad2-nums > .ad1-item{padding:20px 0;column-gap:14px}
  .ad2-nums > .ad1-item:nth-child(2){border-top:1px solid #e6eaf0}
  .ad2-nums .ad1-num::before{font-size:36px}
  .ad2-nums .ad1-title{font-size:16px}
  .ad2-nums .ad1-desc{font-size:13px}
}
.nw7-table { border-top:1px solid #e8ecf2 }
.nw7-table .nw1-item { position:relative; display:grid; grid-template-columns:150px minmax(0,1fr) auto; align-items:center; column-gap:26px; padding:20px 4px; border-bottom:1px solid #e8ecf2; text-decoration:none; transition:padding .25s ease, background .25s ease, border-color .25s ease }
.nw7-table .nw1-date { grid-column:1; grid-row:1; font-size:20px; font-weight:800; line-height:1.25; letter-spacing:.5px; color:var(--primary); font-variant-numeric:tabular-nums; transition:color .25s ease }
.nw7-table .nw1-title { grid-column:2; grid-row:1; min-width:0; font-size:17px; line-height:1.5; font-weight:600; color:var(--secondary); transition:color .25s ease }
.nw7-table .nw1-idx { grid-column:3; grid-row:1; display:flex; align-items:center; justify-content:center; width:26px; height:26px; border-radius:50%; background:var(--light); color:var(--gray); font-size:12px; line-height:1; transition:background .25s ease, color .25s ease }
.nw7-table .nw1-item:hover { padding-left:14px; background:#f7f9fc; border-bottom-color:var(--accent) }
.nw7-table .nw1-item:hover .nw1-date { color:var(--accent) }
.nw7-table .nw1-item:hover .nw1-title { color:var(--primary) }
.nw7-table .nw1-item:hover .nw1-idx { background:var(--accent); color:#fff }
@media (max-width:768px) {
    .nw7-table .nw1-item { grid-template-columns:92px minmax(0,1fr) auto; column-gap:14px; padding:15px 2px }
    .nw7-table .nw1-date { font-size:14px; letter-spacing:0 }
    .nw7-table .nw1-title { font-size:14px; line-height:1.55 }
    .nw7-table .nw1-idx { width:22px; height:22px; font-size:11px }
    .nw7-table .nw1-item:hover { padding-left:8px }
}
.fq2-grid { position:relative; display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); max-width:1080px; margin:0 auto; border-top:1px solid #e4eaf2 }
.fq2-grid::after { content:""; position:absolute; top:0; bottom:0; left:50%; width:1px; background:#e4eaf2 }
.fq2-grid .fq1-item { padding:24px 34px 26px; border-bottom:1px solid #e4eaf2; transition:background .3s ease }
.fq2-grid .fq1-item:hover { background:#fafbfe }
.fq2-grid .fq1-q { font-size:16px; line-height:1.55; font-weight:700; color:var(--primary) }
.fq2-grid .fq1-no { display:inline-block; min-width:26px; margin-right:6px; color:var(--gold); font-size:15px; font-weight:700; letter-spacing:1px }
.fq2-grid .fq1-a { max-height:none; overflow:visible; opacity:1 }
.fq2-grid .fq1-a-in { margin-top:10px; padding-left:34px; font-size:14px; line-height:1.85; color:var(--gray) }
@media (max-width:768px) {
    .fq2-grid { grid-template-columns:minmax(0,1fr) }
    .fq2-grid::after { display:none }
    .fq2-grid .fq1-item { padding:18px 16px; }
    .fq2-grid .fq1-q { font-size:15px }
    .fq2-grid .fq1-no { min-width:22px; margin-right:4px; font-size:14px }
    .fq2-grid .fq1-a-in { margin-top:8px; padding-left:26px; font-size:13px }
}
.cm2-panel { display:flex; flex-direction:column; gap:16px; padding:28px; background:#fff; border:1px solid #e4e9f0; border-radius:20px; box-shadow:var(--shadow) }
.cm2-panel .cm1-item { position:relative; display:flex; align-items:flex-start; gap:14px; max-width:84% }
.cm2-panel .cm1-item:nth-child(even) { flex-direction:row-reverse; margin-left:auto }
.cm2-panel .cm1-head { flex:none; display:flex; flex-direction:column; align-items:center; gap:6px; width:64px }
.cm2-panel .cm1-av { width:52px; height:52px; border-radius:50%; object-fit:cover; border:2px solid var(--light); background:var(--light) }
.cm2-panel .cm1-who { display:flex; flex-direction:column; align-items:center; gap:2px; width:100% }
.cm2-panel .cm1-name { font-size:12px; font-weight:600; line-height:1.35; text-align:center; color:var(--primary); word-break:break-all }
.cm2-panel .cm1-date { font-size:11px; color:var(--gray) }
.cm2-panel .cm1-text { position:relative; flex:1 1 auto; min-width:0; margin:0; padding:15px 18px; background:var(--primary); color:#fff; font-size:14px; line-height:1.8; border-radius:16px; box-shadow:0 10px 22px rgba(15,23,42,.16) }
.cm2-panel .cm1-text::before { content:""; position:absolute; top:16px; left:-5px; width:12px; height:12px; background:var(--primary); transform:rotate(45deg) }
.cm2-panel .cm1-item:nth-child(even) .cm1-text::before { left:auto; right:-5px }
.cm2-panel .cm1-initial { position:absolute; right:14px; bottom:0; font-size:46px; font-weight:700; line-height:1; color:rgba(255,255,255,.12); pointer-events:none }
.cm2-panel .cm1-item:nth-child(even) .cm1-initial { right:auto; left:14px }
.cm2-panel .cm1-idx { display:none }
@media (max-width:768px) {
    .cm2-panel { gap:14px; padding:18px 16px }
    .cm2-panel .cm1-item { gap:10px; max-width:100% }
    .cm2-panel .cm1-head { width:52px }
    .cm2-panel .cm1-av { width:42px; height:42px }
    .cm2-panel .cm1-name { font-size:11px }
    .cm2-panel .cm1-text { padding:12px 14px; font-size:13px; line-height:1.75; border-radius:14px }
    .cm2-panel .cm1-text::before { top:14px }
    .cm2-panel .cm1-initial { font-size:34px }
}
.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; }
}