/* 中国 AI 公司产品矩阵 · matrix-cn 专用样式（基于主站 style.css） */
.mx-hero{background:radial-gradient(1000px 500px at 70% 10%,#1b3050 0%,#101c2e 60%,#0b1422 100%);color:#eef1f6;padding:150px 0 60px}
.mx-hero h1{font-size:clamp(30px,4.6vw,46px);letter-spacing:.06em;line-height:1.5;margin:14px 0}
.mx-hero .lede{color:#aeb9c9;max-width:820px;font-size:15.5px;margin-top:12px}
.mx-hero .lede b{color:#fff}

.badge{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;padding:3px 12px;border-radius:999px;margin-right:8px;white-space:nowrap}
.b-done{background:#e6f4ea;color:#1a7f37;border:1px solid #b7e0c3}
.b-prev{background:#e8f0fe;color:#1a56db;border:1px solid #bcd2f7}
.b-media{background:#fdf3e3;color:#9a6700;border:1px solid #f0d9a8}
.b-todo{background:#f1f3f5;color:#5f6b7a;border:1px solid #d7dce1}
.b-radar{background:#fdecec;color:#b3261e;border:1px solid #f5b5b1}

.co-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:40px 0}
@media(max-width:960px){.co-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.co-grid{grid-template-columns:1fr}}
.co-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:32px 28px;text-decoration:none;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.co-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(16,28,46,.12)}
.co-card h3{font-size:22px;letter-spacing:.04em;margin-bottom:4px}
.co-card .en{font-size:12.5px;color:var(--muted);letter-spacing:.15em;margin-bottom:14px}
.co-card .one{font-size:14px;color:var(--text);margin-bottom:16px;flex:1}
.co-card .nums{display:flex;gap:18px;margin:14px 0;flex-wrap:wrap}
.co-card .nums div b{display:block;font-size:20px;color:var(--ink)}
.co-card .nums div span{font-size:12px;color:var(--muted)}
.co-card .go{color:var(--gold-d);font-size:14px;letter-spacing:.2em;font-weight:600;margin-top:8px}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:26px 0}
@media(max-width:860px){.stats{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.stats{grid-template-columns:1fr}}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 22px}
.stat .v{font-size:26px;font-weight:800;color:var(--ink);line-height:1.3}
.stat .v small{font-size:14px;font-weight:600;color:var(--muted)}
.stat .k{font-size:13px;color:var(--muted);margin-top:8px;letter-spacing:.06em}
.stat .s{font-size:12px;color:#9aa3b2;margin-top:6px}

.tier{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px 26px;margin:16px 0}
.tier h4{font-size:16.5px;margin-bottom:10px;letter-spacing:.04em}
.tier h4 .k{color:var(--gold-d);font-size:12px;letter-spacing:.25em;margin-right:10px;font-weight:700}
.tier p,.tier li{font-size:14.5px}
.tier ul{margin:8px 0 0 20px}
.tier li{margin:6px 0}

.tl{list-style:none;margin:18px 0}
.tl li{padding:12px 0 12px 8px;border-bottom:1px dashed var(--line);font-size:14.5px;display:flex;gap:14px;align-items:flex-start}
.tl li:last-child{border-bottom:none}
.tl .d{font-weight:700;color:var(--ink);white-space:nowrap;min-width:86px;font-size:13.5px}
.tl .t{flex:1}
.tl .t .src{color:#9aa3b2;font-size:12.5px}

.radar{background:#fff7f7;border:1px solid #f0c4c0;border-radius:12px;padding:26px 28px;margin:26px 0}
.radar h3{font-size:17px;color:#b3261e;margin-bottom:12px;letter-spacing:.05em}
.radar ul{margin-left:20px;font-size:14.5px}
.radar li{margin:8px 0}
.radar .warn{font-size:13px;color:#9a6700;background:#fdf3e3;border:1px solid #f0d9a8;border-radius:8px;padding:10px 14px;margin-bottom:14px}

.srcs{font-size:13px;color:var(--muted);margin:20px 0}
.srcs a{color:var(--gold-d);text-decoration:none;word-break:break-all}
.srcs a:hover{text-decoration:underline}
.srcs li{margin:5px 0}

.mx-note{background:#fbf9f4;border-left:3px solid var(--gold);padding:16px 20px;margin:24px 0;font-size:14.5px}
.kv-cap{font-size:13px;color:var(--muted);margin-top:6px}