/* ═══════════════ 数据总览 ═══════════════ */
.stats-bar{background:#3D1F14;color:var(--canvas);padding:48px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;text-align:center}
.stat-item .val{font-family:var(--display);font-weight:900;font-size:clamp(1.8rem,3.5vw,2.8rem);color:var(--accent);line-height:1}
.stat-item .val small{font-size:.4em;font-weight:700;margin-left:2px}
.stat-item .lbl{font-size:13px;color:rgba(244,238,227,.6);margin-top:8px;letter-spacing:.05em}
@media(max-width:760px){.stats-grid{grid-template-columns:1fr 1fr;gap:24px}}

/* ═══════════════ 分类筛选 ═══════════════ */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:48px}
.filter-btn{padding:8px 20px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13.5px;font-weight:600;color:var(--muted);cursor:pointer;transition:all .3s;font-family:var(--body);}
.filter-btn:hover{border-color:var(--accent);color:var(--accent)}
.filter-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}

/* ═══════════════ 案例列表 ═══════════════ */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.case-card{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s;display:flex;flex-direction:column;}
.case-card:hover{transform:translateY(-4px);box-shadow:0 24px 56px -20px rgba(42,26,16,.22)}
.case-card-img{position:relative;overflow:hidden;aspect-ratio:16/10}
.case-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.case-card:hover .case-card-img img{transform:scale(1.06)}
.case-card-tag{position:absolute;top:16px;left:16px;padding:5px 14px;background:var(--accent);color:#fff;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.05em;}
.case-card-body{padding:28px 28px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.case-card-body h3{font-family:var(--display);font-weight:900;font-size:19px;line-height:1.4;transition:color .3s}
.case-card:hover .case-card-body h3{color:var(--accent)}
.case-card-body p{font-size:14px;color:var(--muted);line-height:1.8;flex:1}
.case-data{display:flex;gap:24px;padding-top:16px;border-top:1px solid var(--line);margin-top:auto}
.case-data-item{display:flex;flex-direction:column;gap:2px}
.case-data-item .val{font-family:var(--display);font-weight:900;font-size:18px;color:var(--accent)}
.case-data-item .lbl{font-size:11px;color:var(--muted);letter-spacing:.05em}
.case-readmore{font-size:13px;font-weight:700;color:var(--accent);margin-top:4px;transition:color .3s}
.case-card:hover .case-readmore{color:var(--accent-deep)}
@media(max-width:760px){.case-grid{grid-template-columns:1fr}}

/* ═══════════════ 分页 ═══════════════ */
.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:56px}
.page-btn{width:40px;height:40px;border-radius:4px;border:1px solid var(--line);background:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer;transition:all .3s;font-family:var(--body);}
.page-btn:hover{border-color:var(--accent);color:var(--accent)}
.page-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}
.page-btn.nav-arrow{padding:0 16px;width:auto;gap:6px}
.page-btn.nav-arrow svg{width:14px;height:14px}