/* Modular Bag Pro — field/tactical theme (distinct from any sibling site) */
:root{
  --ink:#12150F; --ink-2:#1B2018; --paper:#F4F4EE; --paper-2:#FFFFFF;
  --olive:#4A5A3A; --olive-d:#3B4A2D; --olive-deep:#2E3A25;
  --hazard:#E2621B; --hazard-d:#C24F10; --steel:#6B6F63; --line:#D9DACF;
  --radius:3px; --wrap:1180px;
  --sans:"Inter","Segoe UI",system-ui,-apple-system,Arial,sans-serif;
  --mono:"IBM Plex Mono","SFMono-Regular",Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);
  font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--olive);text-decoration:none}
a:hover{color:var(--hazard)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
h1,h2,h3,h4{line-height:1.22;margin:0 0 .6em;letter-spacing:-.015em}
h1{font-size:clamp(2rem,4.4vw,3.1rem);font-weight:800;text-transform:uppercase}
h2{font-size:clamp(1.4rem,2.6vw,1.95rem);font-weight:800;margin-top:2.2em;
  border-left:5px solid var(--hazard);padding-left:.6em}
h3{font-size:1.2rem;font-weight:700;margin-top:1.7em}
p{margin:0 0 1.15em}
ul,ol{margin:0 0 1.2em;padding-left:1.25em}
li{margin:.35em 0}

/* masthead */
.masthead{position:sticky;top:0;z-index:60;background:var(--ink);
  border-bottom:3px solid var(--hazard)}
.masthead-inner{display:flex;align-items:center;gap:20px;min-height:66px}
.badge{display:flex;align-items:center;gap:10px;color:#fff}
.badge-glyph{width:34px;height:34px;display:grid;place-items:center;background:var(--hazard);
  border-radius:var(--radius);font-size:16px}
.badge-text{font-weight:800;letter-spacing:.06em;font-size:15px}
.badge-text em{font-style:normal;color:var(--hazard);font-family:var(--mono)}
.primary{margin-left:auto;display:flex;gap:4px;flex-wrap:wrap}
.primary a{color:#D8DBD0;font-size:14px;font-weight:600;padding:8px 11px;border-radius:var(--radius)}
.primary a:hover{background:var(--hazard);color:#fff}
.primary a[aria-current]{color:#fff;background:var(--olive)}
.navswitch{display:none}
.navburger{display:none;margin-left:auto;cursor:pointer}
.navburger i{display:block;width:22px;height:2px;background:#fff;margin:4px 0}

/* hero */
.hero{background:linear-gradient(160deg,var(--ink) 0%,var(--olive-deep) 100%);color:#F2F3EC;
  padding:76px 0 64px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.035) 0 12px,transparent 12px 24px)}
.hero h1{color:#fff;max-width:19ch}
.hero .kicker{font-family:var(--mono);color:var(--hazard);letter-spacing:.18em;
  text-transform:uppercase;font-size:12px;font-weight:700;margin-bottom:14px}
.hero p.lead{font-size:1.16rem;max-width:62ch;color:#DCE0D2}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-block;padding:12px 22px;border-radius:var(--radius);font-weight:700;
  font-size:15px;border:2px solid transparent}
.btn.primary{background:var(--hazard);color:#fff}
.btn.primary:hover{background:#fff;color:var(--ink)}
.btn.ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn.ghost:hover{background:#fff;color:var(--ink)}

/* metric strip */
.strip{background:var(--olive);color:#fff}
.strip-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:rgba(255,255,255,.18)}
.strip-cell{background:var(--olive);padding:20px 16px;text-align:center}
.strip-num{font-family:var(--mono);font-size:1.5rem;font-weight:700;display:block}
.strip-lab{font-size:12.5px;opacity:.85;letter-spacing:.04em;text-transform:uppercase}

/* cards + grids */
.grid{display:grid;gap:18px;margin:26px 0}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--paper-2);border:1px solid var(--line);border-top:4px solid var(--olive);
  border-radius:var(--radius);padding:20px}
.card h3{margin-top:0;font-size:1.05rem}
.card p{margin-bottom:0;font-size:15px}

/* tables */
.dtable{margin:26px 0;overflow-x:auto}
.dtable table{border-collapse:collapse;width:100%;font-size:15px;background:#fff}
.dtable caption{caption-side:top;text-align:left;font-weight:700;padding:0 0 10px;color:var(--steel);
  font-size:14px;letter-spacing:.03em;text-transform:uppercase}
.dtable th,.dtable td{border:1px solid var(--line);padding:11px 13px;text-align:left;vertical-align:top}
.dtable thead th{background:var(--ink);color:#fff;font-weight:700;font-size:13.5px;
  letter-spacing:.04em;text-transform:uppercase}
.dtable tbody tr:nth-child(even){background:#FAFBF6}

/* faq */
.faq{margin:34px 0}
.faq .q{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:8px;background:#fff}
.faq{counter-reset:faq}
.faq .q{counter-increment:faq}
.faq .q h3{margin:0;padding:14px 18px 10px;font-size:1.02rem;line-height:1.4;font-weight:700;color:var(--ink)}
.faq .q h3::before{content:"Q" counter(faq) ". ";color:var(--hazard);font-family:var(--mono);font-weight:800}
.faq .a{padding:0 18px 16px;font-size:16px;color:#2A2F24}
.faq .a ul{margin:8px 0 0;padding-left:20px}
.faq .a li{margin-bottom:4px}
@media (max-width:600px){
  .faq .q h3{font-size:.98rem;padding:12px 14px 8px}
  .faq .a{padding:0 14px 14px;font-size:15px}
}

/* standout */
.standout{background:var(--ink);color:#EDEFE6;padding:54px 0;margin:44px 0}
.standout h2{color:#fff;border-left-color:var(--hazard);margin-top:0}
.standout p{color:#C9CDBF;max-width:62ch}
.standout-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}

/* article shell */
.doc{padding:44px 0 20px}
.crumbs{font-size:13.5px;color:var(--steel);margin-bottom:16px}
.crumbs a{color:var(--steel)}
.byline{font-family:var(--mono);font-size:12.5px;color:var(--steel);margin-bottom:26px;
  letter-spacing:.05em;text-transform:uppercase}
.figure{margin:26px 0}
.figure figcaption{font-size:13.5px;color:var(--steel);margin-top:8px}
.pull{border-left:4px solid var(--olive);padding:4px 0 4px 18px;margin:24px 0;
  font-size:1.06rem;color:#2A2F24}
.tiles{margin:40px 0}
.tile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tile{display:block;padding:16px 18px;background:#fff;border:1px solid var(--line);
  border-left:4px solid var(--olive);border-radius:var(--radius)}
.tile h3{margin:0;font-size:1rem}

/* footer */
.ground{background:#0E110C;color:#C7CBBE;padding:46px 0 26px;margin-top:50px}
.ground-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.fcol h3{color:#fff;font-size:13px;letter-spacing:.16em;text-transform:uppercase;margin:0 0 12px}
.fcol ul{list-style:none;padding:0;margin:0}
.fcol li{margin:6px 0;font-size:15px}
.fcol a{color:#C7CBBE}
.fcol a:hover{color:var(--hazard)}
.ground-contact{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.gcontact{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);
  font-size:13.5px;font-weight:600;padding:10px 16px;border-radius:var(--radius);
  border:1px solid #2C3125;transition:.18s}
.gcontact.mail{color:#EDEFE6}
.gcontact.mail:hover{border-color:var(--hazard);color:var(--hazard)}
.gcontact.wa{background:#25D366;border-color:#25D366;color:#0B2A17}
.gcontact.wa:hover{background:#1EBE5B;border-color:#1EBE5B;color:#0B2A17}
.ground-base{border-top:1px solid #232719;margin-top:28px;padding-top:20px;
  display:flex;justify-content:space-between;gap:20px;align-items:center;flex-wrap:wrap}
.socials{display:flex;gap:10px}
.socials a{width:36px;height:36px;display:grid;place-items:center;background:#1B2018;
  border-radius:var(--radius);color:#fff}
.socials a:hover{background:var(--hazard)}
.fine{font-size:13px;color:#8C9184;margin:0;max-width:70ch}

@media (max-width:960px){
  .strip-grid{grid-template-columns:repeat(2,1fr)}
  .g3,.g4,.tile-grid{grid-template-columns:repeat(2,1fr)}
  .ground-cols{grid-template-columns:1fr 1fr}
}
@media (max-width:700px){
  body{font-size:16px}
  .primary{display:none;position:absolute;top:66px;left:0;right:0;background:var(--ink);
    flex-direction:column;padding:8px;gap:2px}
  .navburger{display:block}
  .navswitch:checked ~ .primary{display:flex}
  .g2,.g3,.g4,.tile-grid{grid-template-columns:1fr}
  .ground-cols{grid-template-columns:1fr}
}

/* media + editorial cards */
/* hero 图改为限宽居中，不再通栏满屏 */
.hero-media{margin:22px auto 0;max-width:940px;padding:0 20px}
.hero-media img{width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--radius);border:1px solid var(--line);display:block}
/* 博客头图：更小、更常规的文章配图比例 */
.post-media{max-width:880px;margin:24px auto 0;padding:0 20px}
.post-media img{width:100%;aspect-ratio:3/2;object-fit:cover;
  border-radius:var(--radius);border:1px solid var(--line);display:block}
.shot{margin:28px 0;border:1px solid var(--line);background:#fff;border-radius:var(--radius);overflow:hidden}
.shot img{width:100%;aspect-ratio:16/9;object-fit:cover}
.shot figcaption{font-size:13.5px;color:var(--steel);padding:10px 15px;border-top:1px solid var(--line)}
.band{background:var(--ink-2);color:#EDEFE6;padding:44px 0}
.band h2{color:#fff;margin-top:0}
.band p{color:#C9CDBF;max-width:70ch}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:30px 0}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.post-card img{width:100%;aspect-ratio:3/2;object-fit:cover}
.post-card .pc-body{padding:15px 17px 18px;display:flex;flex-direction:column;gap:7px;flex:1}
.post-card .pc-tag{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--hazard);font-weight:700}
.post-card h3{margin:0;font-size:1.02rem;line-height:1.34}
.post-card h3 a{color:var(--ink)}
.post-card h3 a:hover{color:var(--hazard)}
.post-card p{margin:0;font-size:14px;color:#3C4236}
.facets{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 4px}
.facets a{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;
  border:1px solid var(--line);padding:6px 11px;border-radius:var(--radius);background:#fff;color:var(--steel)}
.facets a:hover{border-color:var(--hazard);color:var(--hazard)}
.facets a[aria-current]{background:var(--ink);color:#fff;border-color:var(--ink)}
.lead{font-size:1.2rem;color:#23281E;border-left:4px solid var(--hazard);padding-left:18px;margin:0 0 26px}
.spec-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;margin:26px 0}
@media (max-width:960px){.blog-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:700px){.blog-grid{grid-template-columns:1fr}
  .hero-media img{aspect-ratio:4/3}.post-media img{aspect-ratio:4/3}
  .hero-media,.post-media{padding:0 14px}}