/* 游戏34号 · tianjianwiremesh.com · 天剑网目 · I社游戏规格目录（镀锌丝网/工业规格书风）2026-11-02 */
:root{--zn:#e7eaee;--zn2:#d3d9df;--ink:#1b2733;--ink2:#2c3c4c;--cu:#b4602b;--cu2:#e3a16f;--blue:#3c6f9c;--red:#d2283c;--paper:#fbfcfd;--line:#b9c2cb;--mut:#5a6876}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;color:var(--ink);font:16px/1.75 -apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;background-color:var(--zn);background-image:repeating-linear-gradient(45deg,rgba(27,39,51,.075) 0 1.5px,transparent 1.5px 16px),repeating-linear-gradient(-45deg,rgba(27,39,51,.075) 0 1.5px,transparent 1.5px 16px);padding-bottom:76px}
a{color:var(--blue)}a:hover{color:var(--cu)}
img{max-width:100%;height:auto;display:block}
.mono{font-family:"DIN Alternate","Roboto Mono",Consolas,"Courier New",monospace;letter-spacing:.04em}
.w{max-width:1180px;margin:0 auto;padding-left:18px;padding-right:18px}
.agebar{background:var(--red);color:#fff;font-size:13px;text-align:center;padding:5px 10px}.agebar a{color:#fff;text-decoration:underline}
.hd{background:linear-gradient(180deg,#f7f8fa,#cdd4db);border-bottom:4px solid var(--cu);box-shadow:0 2px 0 var(--ink);position:sticky;top:0;z-index:20}
.hd .w{display:flex;align-items:center;gap:16px;min-height:66px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.logo i{width:40px;height:40px;border:3px solid var(--ink);background:var(--cu);background-image:repeating-linear-gradient(45deg,var(--ink) 0 2px,transparent 2px 8px),repeating-linear-gradient(-45deg,var(--ink) 0 2px,transparent 2px 8px);transform:rotate(45deg) scale(.78)}
.logo span{font-weight:900;font-size:20px;line-height:1.15}.logo small{display:block;font-size:11px;font-weight:600;color:var(--cu)}
.nav{display:flex;gap:2px;overflow-x:auto;flex:1;scrollbar-width:none}.nav::-webkit-scrollbar{display:none}
.nav a{flex:none;text-decoration:none;color:var(--ink);font-size:14px;padding:6px 10px;border:1px solid transparent;white-space:nowrap}
.nav a b{display:block;font-size:10px;color:var(--mut);font-weight:600;line-height:1}
.nav a:hover,.nav a[aria-current]{border-color:var(--ink);background:var(--paper)}
.go{flex:none;background:var(--ink);color:#fff;text-decoration:none;font-weight:800;font-size:14px;padding:9px 14px;border:2px solid var(--ink);box-shadow:3px 3px 0 var(--cu)}
.go:hover{color:var(--cu2)}
.crumb{font-size:13px;color:var(--mut);padding-top:14px;padding-bottom:2px}.crumb a{color:var(--mut)}
/* 铆钉钢板 */
.plate{background:var(--paper);border:2px solid var(--ink);position:relative;box-shadow:6px 6px 0 rgba(27,39,51,.18)}
.plate:before,.plate:after{content:"";position:absolute;top:8px;width:9px;height:9px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#fff,#9aa5b0 55%,#4b5966);left:8px}
.plate:after{left:auto;right:8px}
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;padding-top:34px;padding-bottom:34px;overflow:hidden}
.kicker{display:inline-block;font-size:12px;font-weight:700;color:#fff;background:var(--cu);padding:3px 9px;margin-bottom:12px}
h1{font-size:40px;line-height:1.22;margin:0 0 14px;font-weight:900;letter-spacing:-.01em}
h1 mark{background:linear-gradient(transparent 58%,var(--cu2) 58%);color:inherit;padding:0 2px}
.lead{font-size:17px;color:var(--ink2);margin:0 0 20px}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;text-decoration:none;font-weight:800;background:var(--cu);color:#fff;border:2px solid var(--ink);padding:11px 18px;box-shadow:4px 4px 0 var(--ink)}
.btn:hover{color:#fff;transform:translate(1px,1px);box-shadow:3px 3px 0 var(--ink)}
.btn.ghost{background:var(--paper);color:var(--ink)}
.specbar{display:grid;grid-template-columns:repeat(4,1fr);margin-top:22px;border:2px solid var(--ink);background:var(--paper)}
.specbar div{padding:8px 10px;border-right:1px dashed var(--line)}.specbar div:last-child{border:0}
.specbar b{display:block;font-size:22px;line-height:1.1}.specbar small{color:var(--mut);font-size:12px}
.frame{position:relative;padding:14px;background:var(--ink);border:2px solid var(--ink)}
.frame:before{content:"";position:absolute;inset:0;pointer-events:none;background-image:repeating-linear-gradient(45deg,rgba(231,234,238,.35) 0 1px,transparent 1px 22px),repeating-linear-gradient(-45deg,rgba(231,234,238,.35) 0 1px,transparent 1px 22px);-webkit-mask:linear-gradient(90deg,#000 0 14px,transparent 14px calc(100% - 14px),#000 calc(100% - 14px));mask:linear-gradient(90deg,#000 0 14px,transparent 14px calc(100% - 14px),#000 calc(100% - 14px))}
.frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.tag{position:absolute;left:-10px;bottom:-18px;background:linear-gradient(180deg,#f2f4f6,#c3cbd3);border:2px solid var(--ink);padding:8px 14px 8px 30px;font-size:13px;font-weight:800;box-shadow:4px 4px 0 var(--cu)}
.tag:before{content:"";position:absolute;left:10px;top:50%;width:10px;height:10px;margin-top:-5px;border-radius:50%;border:2px solid var(--ink);background:var(--zn)}
.tag em{font-style:normal;color:var(--red)}
.band{background:var(--ink);color:#e9edf1;background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.04) 0 1.5px,transparent 1.5px 16px),repeating-linear-gradient(-45deg,rgba(255,255,255,.04) 0 1.5px,transparent 1.5px 16px)}
.band a{color:var(--cu2)}.band a.roll,.band a.doc{color:var(--ink)}.band .sub{color:#b8c3ce}
.sec{padding-top:40px;padding-bottom:40px}
h2{font-size:27px;line-height:1.3;margin:0 0 8px}
h2 .mono{display:block;font-size:12px;color:var(--cu);font-weight:700}
.sub{color:var(--mut);margin:0 0 20px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.roll{display:block;text-decoration:none;color:var(--ink);background:var(--paper);border:2px solid var(--ink);box-shadow:5px 5px 0 var(--cu)}
.roll:hover{transform:translate(-2px,-2px);box-shadow:7px 7px 0 var(--cu);color:var(--ink)}
.roll .top{display:flex;justify-content:space-between;align-items:center;background:var(--ink);color:#fff;font-size:12px;padding:5px 10px}
.roll .top b{color:var(--cu2)}
.roll .pic{position:relative;border-bottom:2px solid var(--ink)}
.roll .pic img{width:100%;aspect-ratio:4/3;object-fit:cover}
.roll .pic span{position:absolute;right:8px;top:8px;background:var(--red);color:#fff;font-size:11px;font-weight:800;padding:2px 6px}
.roll h2,.roll h3{font-size:19px;margin:12px 14px 4px}
.roll p{margin:0 14px 10px;font-size:14px;color:var(--mut)}
.st{width:100%;border-collapse:collapse;font-size:13px;margin:0 0 4px}
.roll .st{width:calc(100% - 28px);margin:0 14px 14px}
.st td{padding:4px 0;border-top:1px dotted var(--line)}
.st td:first-child{width:72px;color:var(--mut)}
.st i{display:block;height:8px;background:repeating-linear-gradient(90deg,var(--blue) 0 10px,transparent 10px 12px);border:1px solid var(--ink)}
.st i.o{background:repeating-linear-gradient(90deg,var(--cu) 0 10px,transparent 10px 12px)}
.shops{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.shop{display:block;text-decoration:none;color:var(--ink);padding:24px 20px 18px}
.shop .n{font-size:54px;font-weight:900;line-height:1;color:var(--cu);-webkit-text-stroke:1px var(--ink)}
.shop b{display:block;font-size:20px;margin:6px 0}.shop p{margin:0;font-size:14px;color:var(--mut)}
.docs{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.doc{display:block;text-decoration:none;color:var(--ink);background:var(--paper);border:2px solid var(--ink);padding:18px 16px;position:relative;clip-path:polygon(0 0,calc(100% - 22px) 0,100% 22px,100% 100%,0 100%)}
.doc:after{content:"";position:absolute;right:0;top:0;width:22px;height:22px;background:linear-gradient(225deg,transparent 50%,var(--zn2) 50%)}
.doc small{color:var(--cu);font-weight:800}.doc b{display:block;font-size:17px;margin:4px 0}.doc p{margin:0;font-size:13px;color:var(--mut)}
.faq details{background:var(--paper);border:2px solid var(--ink);margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:800;padding:12px 14px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:before{content:"Q";display:inline-block;width:24px;height:24px;line-height:24px;text-align:center;background:var(--cu);color:#fff;margin-right:10px;font-size:13px}
.faq p{margin:0;padding:0 14px 14px 48px;color:var(--ink2)}
.cta{display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--cu);color:#fff;border:2px solid var(--ink);padding:22px 24px;box-shadow:6px 6px 0 var(--ink)}
.cta b{font-size:21px}.cta p{margin:4px 0 0}.cta .btn{background:var(--ink);flex:none;box-shadow:4px 4px 0 #fff}
.page h1{font-size:34px}
.prose p{margin:0 0 14px}
.tblw{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;background:var(--paper);border:2px solid var(--ink);font-size:14px}
.tbl th{background:var(--ink);color:#fff;text-align:left;padding:8px 10px;white-space:nowrap}
.tbl td{padding:8px 10px;border-top:1px solid var(--line);vertical-align:top}
.shead{display:grid;grid-template-columns:420px 1fr;gap:30px;align-items:start;padding-top:18px;padding-bottom:10px}
.shead h1{font-size:32px}
.info{width:100%;border-collapse:collapse;font-size:14px;margin:0 0 16px;background:var(--paper);border:2px solid var(--ink)}
.info th{width:64px;text-align:left;background:var(--zn2);padding:6px 10px;border-bottom:1px solid var(--line)}
.info td{padding:6px 10px;border-bottom:1px solid var(--line)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.list{padding:18px 20px 8px}.list h2{font-size:20px}
.list ol{list-style:none;margin:0;padding:0}
.list li{display:flex;gap:12px;margin-bottom:12px}
.list li b{flex:none;width:34px;height:34px;line-height:34px;text-align:center;background:var(--ink);color:#fff;font-size:13px}
.list.c li b{background:var(--cu)}
.gal{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.gal figure{margin:0;background:var(--paper);border:2px solid var(--ink)}
.gal img{width:100%;aspect-ratio:16/9;object-fit:cover}
.gal figcaption{font-size:12px;color:var(--mut);padding:6px 10px}
.r18 summary{list-style:none;cursor:pointer;position:relative;overflow:hidden}
.r18 summary::-webkit-details-marker{display:none}
.r18 summary img{filter:blur(22px) saturate(.6);transform:scale(1.08)}
.r18[open] summary img{filter:none;transform:none}
.r18 .cov{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:#fff;background:rgba(27,39,51,.45);font-size:14px;font-weight:700}
.r18 .cov b{font-size:26px;background:var(--red);padding:2px 12px;margin-bottom:6px}
.r18[open] .cov{display:none}
.rel{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.srch input{width:100%;font-size:18px;padding:12px 14px;border:2px solid var(--ink);background:var(--paper);margin:8px 0}
.srch ul{list-style:none;padding:0}.srch li{background:var(--paper);border:2px solid var(--ink);padding:10px 14px;margin-bottom:10px}
.srch li a{font-weight:800}.srch li small{display:block;color:var(--mut)}
.ft{background:var(--ink);color:#b8c3ce;font-size:14px;padding:30px 0 20px;border-top:4px solid var(--cu)}
.ft .cols{display:flex;flex-wrap:wrap;gap:8px 18px;margin-bottom:14px}.ft a{color:#e9edf1}
.ft .r18n{border:1px dashed #6b7a88;padding:10px 12px;margin-bottom:12px}
.dock{position:fixed;z-index:30;left:0;right:0;bottom:0;padding:10px 12px;background:linear-gradient(180deg,#eef1f4,#bcc5ce);border-top:3px solid var(--ink)}
.dock a{display:block;text-align:center;text-decoration:none;font-weight:900;font-size:16px;background:var(--cu);color:#fff;border:2px solid var(--ink);padding:11px 10px;box-shadow:0 4px 0 var(--ink)}
.dock a:before{content:"⊞ ";}
.dock a small{font-weight:700;color:#fff}
@media (min-width:900px){body{padding-bottom:0}.dock{left:auto;right:22px;bottom:22px;border:2px solid var(--ink);box-shadow:5px 5px 0 rgba(27,39,51,.3);padding:10px}.dock a{font-size:15px;padding:10px 18px}}
@media (max-width:960px){.grid,.rel{grid-template-columns:repeat(2,1fr)}.docs{grid-template-columns:repeat(2,1fr)}.shead{grid-template-columns:1fr}}
@media (max-width:760px){
 .hd .w{flex-wrap:wrap;gap:6px 10px;padding-top:8px;padding-bottom:6px;min-height:0}.logo span{font-size:17px}.go{margin-left:auto;padding:7px 10px;font-size:13px}
 .nav{order:3;flex-basis:100%}.nav a{padding:4px 8px;font-size:13px}
 .hero{grid-template-columns:1fr;gap:26px;padding-top:20px}.hero .fr{order:-1}
 h1,.page h1,.shead h1{font-size:27px}h2{font-size:22px}.lead{font-size:16px}
 .grid,.rel,.shops,.two,.gal{grid-template-columns:1fr}.docs{grid-template-columns:1fr}
 .specbar{grid-template-columns:repeat(2,1fr)}.specbar div:nth-child(2){border-right:0}.specbar div:nth-child(-n+2){border-bottom:1px dashed var(--line)}
 .cta{flex-direction:column;align-items:flex-start}.tag{left:6px}
}