/* www.grandws.com – Grand Welding Solutions LLC. Navy #0F1F3D, purple #5B48B9, red #D42A2F. */
:root{--navy:#0F1F3D;--purple:#5B48B9;--purple2:#4a39a3;--red:#D42A2F;--ink:#1d2433;--muted:#5d6678;--line:#e3e6ee;--soft:#f5f6fb;--r:16px;--shadow:0 10px 30px rgba(15,31,61,.09);color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:#fff;font-size:16px;line-height:1.6}
a{color:var(--purple)}img{max-width:100%}
.wrap{max-width:1200px;margin:0 auto;padding:0 22px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:12px;font-weight:700;text-decoration:none;background:var(--purple);color:#fff;transition:background .15s,transform .1s}
.btn:hover{background:var(--purple2)}.btn.red{background:var(--red)}.btn.red:hover{background:#b52126}.btn.ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45)}.btn.ghost:hover{background:rgba(255,255,255,.1)}
.btn.line{background:#fff;color:var(--navy);border:1.5px solid var(--line)}.btn.line:hover{border-color:var(--purple);color:var(--purple)}
header.nav{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.nav .wrap{display:flex;align-items:center;gap:20px;height:72px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy)}.logo img{height:48px}.logo b{font-size:17px;line-height:1.1;display:block}.logo span{font-size:12px;color:var(--muted)}
header.nav nav{margin-left:auto;display:flex;gap:4px;align-items:center}
header.nav nav a{padding:9px 12px;border-radius:9px;text-decoration:none;color:var(--navy);font-weight:600;font-size:15px}header.nav nav a:hover{background:var(--soft);color:var(--purple)}
header.nav nav a.shop{background:var(--red);color:#fff;margin-left:6px}header.nav nav a.shop:hover{background:#b52126}
.burger{display:none;margin-left:auto;background:none;border:1.5px solid var(--line);border-radius:10px;padding:8px 11px;font-size:18px;cursor:pointer}
.hero{position:relative;color:#fff;background:radial-gradient(900px 480px at 80% 0%,rgba(91,72,185,.6),transparent 60%),radial-gradient(600px 400px at 0% 100%,rgba(212,42,47,.28),transparent 60%),linear-gradient(125deg,#0b1730,var(--navy) 45%,#231f5e);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-top:80px;padding-bottom:86px}
.kicker{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#cfc7ff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:6px 12px;border-radius:999px}
.hero h1{font-size:54px;line-height:1.04;margin:16px 0 18px;letter-spacing:-1px}.hero h1 span{color:#ff6b6f}
.hero p.lead{font-size:19px;color:#d6dcec;max-width:580px}.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero .tagline{margin-top:30px;font-weight:800;letter-spacing:.18em;font-size:13px;color:#aab3cc}
.hero .panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:22px;backdrop-filter:blur(4px)}
.hero .panel svg{width:100%;height:auto}
.hero .facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:14px}.hero .facts div{background:rgba(255,255,255,.07);border-radius:14px;padding:12px}.hero .facts b{display:block;font-size:22px}.hero .facts span{font-size:12.5px;color:#b9c2da}
section{padding:80px 0}section.soft{background:var(--soft)}section.dark{background:var(--navy);color:#e8ecf6}
.head{max-width:760px;margin-bottom:34px}.head .k{color:var(--red);font-weight:800;letter-spacing:.1em;text-transform:uppercase;font-size:13px}
.head h2{font-size:38px;line-height:1.12;margin:8px 0 10px;color:var(--navy);letter-spacing:-.5px}section.dark .head h2{color:#fff}.head p{color:var(--muted);font-size:17px;margin:0}section.dark .head p{color:#b9c2da}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;transition:box-shadow .2s,transform .2s;display:flex;flex-direction:column}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}.card .ic{width:56px;height:56px;border-radius:14px;background:#efedff;display:grid;place-items:center;margin-bottom:14px}
.card h3{margin:0 0 8px;color:var(--navy);font-size:19px}.card p{margin:0;color:var(--muted);font-size:15px}.card a.more{margin-top:auto;padding-top:14px;font-weight:700;text-decoration:none}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.ticks{list-style:none;padding:0;margin:18px 0}.ticks li{padding:8px 0 8px 34px;position:relative}.ticks li:before{content:"✓";position:absolute;left:0;top:7px;width:24px;height:24px;border-radius:50%;background:#e5f4e4;color:#14804a;display:grid;place-items:center;font-weight:800;font-size:13px}
.brandgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px}
.brandgrid a{height:92px;border:1px solid var(--line);border-radius:14px;display:grid;place-items:center;padding:14px;background:#fff;text-decoration:none;color:var(--navy);font-weight:800;font-size:18px;transition:box-shadow .2s}
.brandgrid a:hover{box-shadow:var(--shadow)}.brandgrid img{max-height:48px;max-width:130px;object-fit:contain}
.brandgrid a.key{border:2px solid var(--purple);position:relative}.brandgrid a.key:after{content:"GCC partner";position:absolute;bottom:-9px;background:var(--purple);color:#fff;font-size:10.5px;padding:1px 8px;border-radius:999px;font-weight:700;letter-spacing:.04em}
.inds{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.inds div{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:18px 12px;text-align:center;font-weight:700}
.inds svg{display:block;margin:0 auto 8px}
.prod{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.prod a{border:1px solid var(--line);border-radius:14px;overflow:hidden;text-decoration:none;color:var(--ink);background:#fff;transition:box-shadow .2s,transform .2s}
.prod a:hover{box-shadow:var(--shadow);transform:translateY(-3px)}.prod .pic{aspect-ratio:4/3;background:linear-gradient(135deg,#f7f6ff,#eef1f8);display:grid;place-items:center}.prod .pic img{width:100%;height:100%;object-fit:contain;padding:10px}
.prod .t{padding:12px 14px}.prod .t span{font-size:12px;font-weight:800;color:var(--purple);text-transform:uppercase;letter-spacing:.04em}.prod .t b{display:block;color:var(--navy)}
.steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;counter-reset:s}.steps div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;position:relative}
.steps div:before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--purple);color:#fff;font-weight:800;margin-bottom:8px}
.steps b{color:var(--navy);display:block}.steps p{margin:4px 0 0;font-size:14.5px;color:var(--muted)}
.articles{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:18px}
.articles a{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--ink);background:#fff;display:flex;flex-direction:column;transition:box-shadow .2s}
.articles a:hover{box-shadow:var(--shadow)}.articles .cover{height:150px;display:grid;place-items:center}.articles .tx{padding:18px}.articles small{color:var(--red);font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.articles h3{margin:6px 0 8px;color:var(--navy);font-size:18.5px;line-height:1.3}.articles p{margin:0;color:var(--muted);font-size:14.5px}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:24px}.contact .box{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.contact a.row{display:flex;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}.contact a.row:last-child{border:0}
.contact .ico{width:42px;height:42px;border-radius:12px;background:#efedff;display:grid;place-items:center;font-size:18px;flex:none}.contact small{display:block;color:var(--muted);font-size:13px}
.notice{background:#f4f2ff;border-left:5px solid var(--purple);border-radius:12px;padding:18px 20px}
footer{background:#0b1730;color:#b9c2da;padding:48px 0 20px;font-size:14.5px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}footer h4{color:#fff;margin:0 0 12px}footer a{color:#b9c2da;text-decoration:none;display:block;margin:6px 0}footer a:hover{color:#fff}
footer .bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:16px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:13px}
.wa{position:fixed;right:18px;bottom:18px;width:58px;height:58px;border-radius:50%;background:#1da851;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25);z-index:50}.wa svg{width:30px;height:30px;fill:#fff}
/* article pages */
.article{max-width:820px;margin:0 auto;padding:50px 22px 30px}.article h1{font-size:40px;line-height:1.12;color:var(--navy);margin:10px 0 12px;letter-spacing:-.5px}
.article .meta{color:var(--muted);font-size:14px}.article h2{color:var(--navy);margin-top:34px}.article table{width:100%;border-collapse:collapse;margin:16px 0;font-size:15px}
.article th,.article td{border:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top}.article th{background:var(--soft)}
.article .cta{background:var(--navy);color:#fff;border-radius:var(--r);padding:24px;margin-top:34px}.article .cta p{color:#c9d0e4}
@media(max-width:960px){.hero .wrap,.split,.contact{grid-template-columns:1fr}.hero h1{font-size:40px}footer .cols{grid-template-columns:1fr 1fr}
  header.nav nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:10px 16px;border-bottom:1px solid var(--line)}
  header.nav nav.open{display:flex}.burger{display:block}}
@media(max-width:600px){.wrap{padding:0 16px}section{padding:56px 0}.head h2{font-size:29px}.hero h1{font-size:33px}.hero .wrap{padding-top:50px;padding-bottom:56px}.hero .facts{grid-template-columns:1fr 1fr 1fr}
  footer .cols{grid-template-columns:1fr}.article h1{font-size:30px}}