/* S V Industries — site styles (mobile-first) */
:root{
  --ink:#17191C; --ink-2:#2A2D31; --paper:#F4F2ED; --white:#fff; --line:#D9D5CC; --line-dark:#2F3237;
  --text-2:#4A4D52; --muted:#5B5E63; --on-dark:#D4D6D9; --on-dark-2:#B4B7BC;
  --accent:#C2410C; --accent-hover:#9A3412; --molten:#F76707;
  --display:'Barlow Condensed','Arial Narrow',sans-serif; --body:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',sans-serif; --mono:'IBM Plex Mono',ui-monospace,monospace;
  --wrap:1240px; --gutter:20px; --header-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 12px)}
body{margin:0;font-family:var(--body);font-size:16px;line-height:1.6;color:var(--ink);background:var(--paper);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent)}a:hover{color:var(--accent-hover)}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0}
address{font-style:normal}
button{font:inherit}
:focus-visible{outline:3px solid var(--molten);outline-offset:2px}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px}
.skip:focus{left:8px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.d{font-family:var(--display);font-weight:700;text-transform:uppercase;letter-spacing:.01em;line-height:1.02}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:500}
.muted{color:var(--text-2)}
.small{font-size:14px}
.big{font-size:18px}
.strong{font-weight:600}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.eyebrow-light{color:var(--molten)}
.h2{font-size:clamp(34px,5vw,52px)}
.h3{font-size:clamp(24px,3vw,28px)}
.h2 a,.h3 a{color:inherit;text-decoration:none}
.h2 a:hover,.h3 a:hover{color:var(--accent)}
.ic{flex:none;vertical-align:-3px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;background:var(--accent);color:#fff;text-decoration:none;font-weight:600;border:1px solid var(--accent);border-radius:2px;cursor:pointer;transition:background .15s}
.btn:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff}
.btn[disabled]{opacity:.6;cursor:progress}
.btn-dark{background:var(--ink);border-color:var(--ink)}.btn-dark:hover{background:#000;border-color:#000}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-ghost-light{background:transparent;color:#fff;border-color:#fff}.btn-ghost-light:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn-block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.more{font-weight:600;text-decoration:none}
.more-light{color:var(--molten)}.more-light:hover{color:#fff}
.linkish{background:none;border:0;padding:0;color:inherit;text-decoration:underline;cursor:pointer}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:var(--header-h)}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}
.brand img{width:40px;height:40px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:var(--display);font-weight:700;font-size:22px;text-transform:uppercase}
.brand-sub{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;background:none;border:1px solid var(--line);color:var(--ink);cursor:pointer}
.site-nav{position:fixed;inset:var(--header-h) 0 0 0;background:#fff;padding:16px var(--gutter) 32px;overflow-y:auto;display:none}
.site-nav.open{display:block}
.site-nav ul{list-style:none;display:flex;flex-direction:column}
.site-nav a{display:block;padding:14px 0;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none;font-weight:500;font-size:18px}
.site-nav a[aria-current="page"]{color:var(--accent)}
.site-nav .nav-cta{margin-top:20px}
.site-nav .nav-cta a{border:0;color:#fff;padding:0 22px;display:flex}
body.nav-open{overflow:hidden}

/* Media placeholder (pattern shows when the photo file is missing) */
.media{position:relative;overflow:hidden;background-color:var(--ink-2);background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 14px);min-height:200px;aspect-ratio:4/3}
.media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.media-label{position:absolute;left:14px;right:14px;bottom:12px;color:var(--on-dark-2);font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase}

/* Hero */
.hero{background:var(--ink);color:#fff}
.hero-row{display:flex;flex-direction:column;gap:36px;padding-top:48px;padding-bottom:48px}
.hero-copy{display:flex;flex-direction:column;gap:20px;min-width:0}
.hero-title{font-size:clamp(42px,9vw,80px)}
.lead-light{font-size:18px;color:var(--on-dark);max-width:640px}
.hero-media{aspect-ratio:4/3;width:100%}
.hero-strip{border-top:1px solid var(--line-dark)}
.strip-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px}
.strip-grid>div{padding:18px 0;display:flex;flex-direction:column;font-size:14px;color:var(--on-dark-2)}
.strip-k{font-size:24px;color:var(--molten)}

.page-hero{background:var(--ink);color:#fff;padding:40px 0 56px}
.page-hero .wrap{display:flex;flex-direction:column;gap:18px}
.page-hero .hero-row{padding:0;flex-direction:column}
.page-hero-sm{padding-bottom:40px}
.page-title{font-size:clamp(38px,7vw,72px);max-width:960px}
.on-dark{color:var(--molten)}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;font-size:14px;color:var(--on-dark-2)}
.crumbs li+li::before{content:"/";margin-right:6px}
.crumbs a{color:var(--on-dark-2);text-decoration:none}.crumbs a:hover{color:var(--molten)}
.crumbs [aria-current]{color:#fff}

/* Sections */
.section{padding:64px 0}
.section-white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-dark{background:var(--ink);color:#fff}
.section-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:32px}
.section-head>div{max-width:720px}
.stack-xl{display:flex;flex-direction:column;gap:64px}

.grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
.card{background:#fff;border:1px solid var(--line);padding:24px;display:flex;flex-direction:column;gap:10px}
.card p{color:var(--text-2)}
.card .more{margin-top:auto;padding-top:6px}

.split{display:flex;flex-direction:column;gap:36px}
.split-side,.split-main{min-width:0}
.split-side{display:flex;flex-direction:column;gap:14px}
.split-media{aspect-ratio:4/3}

.table-box{overflow-x:auto;-webkit-overflow-scrolling:touch}
.table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
.table thead th{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:500;text-align:left;padding:12px;border-bottom:2px solid var(--ink)}
.table th,.table td{padding:14px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.table tbody tr:last-child>*{border-bottom:0}
.table tbody th{font-weight:600}
.table .alloy{font-size:26px;font-weight:700}
.table .accent{color:var(--accent)}
.table.spec th{width:38%;border-top:0}
.table.spec tbody tr:first-child>*{border-top:2px solid var(--ink)}

.steps{list-style:none;display:grid;grid-template-columns:minmax(0,1fr);border-top:2px solid var(--ink);margin-bottom:24px}
.steps li{display:flex;flex-direction:column;gap:4px;padding:18px 0;border-bottom:1px solid var(--line)}
.steps li span:last-child{color:var(--text-2);font-size:14px}
.step-n{font-size:36px;color:var(--accent)}

.tile{display:flex;flex-direction:column;gap:12px;color:#fff;text-decoration:none}
.tile strong{font-size:18px}
.tile:hover strong{color:var(--molten)}
.tile-dark-text{color:var(--ink)}.tile-dark-text:hover strong{color:var(--accent)}
.tile-media{aspect-ratio:16/10;min-height:0}
.tile-media-sm{aspect-ratio:4/3}

.reasons>div,.checks>div,.values>div{display:flex;flex-direction:column;gap:6px;border-top:2px solid var(--accent);padding-top:16px}
.reasons strong,.checks strong{font-size:18px}
.reasons span,.checks span,.values p{color:var(--text-2)}
.values>div{border-top-color:var(--ink)}

.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:24px 0 0}
.facts div{background:#fff;border:1px solid var(--line);padding:18px}
.facts dt{color:var(--muted)}
.facts dd{margin:4px 0 0;font-size:22px}

/* Feature rows */
.feature{display:flex;flex-direction:column;gap:28px}
.feature-copy{display:flex;flex-direction:column;gap:14px;min-width:0}
.feature-media{aspect-ratio:4/3}
.ticks{list-style:none;display:flex;flex-direction:column;gap:8px}
.ticks li{display:flex;gap:10px;align-items:flex-start;color:var(--text-2)}
.ticks .ic{color:var(--accent);margin-top:3px}

/* Prose */
.prose{display:flex;flex-direction:column;gap:16px;max-width:780px}
.prose p,.prose li{color:var(--text-2)}
.prose h2{margin-top:16px}
.prose h2:first-child{margin-top:0}
.prose ul,.prose ol{padding-left:22px;display:flex;flex-direction:column;gap:8px}
.prose ul.plain{list-style:none;padding-left:0}
.prose ul.plain li{padding-left:16px;border-left:2px solid var(--line)}
.legal h2{margin-top:20px}

.panel{background:#fff;border:1px solid var(--line);padding:24px;display:flex;flex-direction:column;gap:14px}
.alloy-line{font-size:24px;color:var(--accent)}
.link-list{list-style:none;display:flex;flex-direction:column}
.link-list a{display:block;padding:10px 0;border-bottom:1px solid var(--line);text-decoration:none;font-weight:500}

.tags{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.tags li{font-size:13px;padding:4px 10px;background:var(--paper);border:1px solid var(--line);color:#3A3D42}
.tags-lg li{font-size:15px;padding:8px 14px;background:#fff}

.ind-card{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column}
.ind-media{aspect-ratio:16/10;min-height:0}
.ind-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.ind-body .more{margin-top:auto}

.process{list-style:none;border-top:2px solid var(--ink)}
.process li{display:grid;grid-template-columns:64px minmax(0,1fr);gap:4px 16px;padding:24px 0;border-bottom:1px solid var(--line)}
.process-n{font-size:44px;color:var(--accent);line-height:1;grid-row:span 2}

.faq details{border-bottom:1px solid var(--line)}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:600;font-size:17px;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:24px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 18px;color:var(--text-2)}

/* CTA band */
.cta-band{background:var(--accent);color:#fff;padding:56px 0}
.cta-row{display:flex;flex-direction:column;gap:24px}
.cta-band h2{font-size:clamp(34px,5vw,48px)}
.cta-band p{font-size:18px;margin-top:8px;max-width:720px}

/* Forms */
.form-card{background:#fff;border:1px solid var(--line);padding:24px;display:flex;flex-direction:column;gap:16px}
.form-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
.field{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
.field input,.field select,.field textarea{font:inherit;font-weight:400;font-size:16px;padding:11px 14px;border:1px solid #B9B4AA;background:#fff;color:var(--ink);border-radius:2px;min-height:48px;width:100%}
.field input[type=file]{padding:10px}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
.field .err{border-color:#B91C1C}
.form-foot{display:flex;flex-direction:column;gap:14px}
.form-status{font-size:15px;min-height:1px}
.form-status.ok{color:#166534}.form-status.bad{color:#B91C1C}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}

.contact-row{display:flex;flex-direction:column;gap:40px}
.contact-side{display:flex;flex-direction:column;gap:22px;min-width:0}
.contact-side .eyebrow{margin-bottom:4px}
.big-link{font-size:34px;color:var(--ink);text-decoration:none}
.map iframe{width:100%;height:260px;border:0;display:block}

.jobs{display:flex;flex-direction:column;gap:16px;margin-top:20px}
.job{background:#fff;border:1px solid var(--line);padding:24px;display:flex;flex-direction:column;gap:10px}
.job-meta{color:var(--muted)}

/* Modal */
.modal{border:0;padding:0;width:min(520px,calc(100% - 32px));max-height:calc(100% - 32px);background:#fff;color:var(--ink)}
.modal::backdrop{background:rgba(23,25,28,.7)}
.modal form{padding:24px;display:flex;flex-direction:column;gap:14px}
.modal-head{display:flex;justify-content:space-between;align-items:center;gap:12px}
.modal-head h2{font-size:34px}
.modal-close{width:44px;height:44px;border:1px solid var(--line);background:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}

/* Footer */
.site-footer{background:var(--ink);color:var(--on-dark);padding:56px 0 24px;font-size:14px}
.site-footer a{color:var(--on-dark);text-decoration:none}
.site-footer a:hover{color:var(--molten)}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:32px}
.footer-grid h2{color:var(--molten);margin-bottom:12px}
.footer-grid ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.footer-grid address{margin-bottom:10px}
.footer-name{font-size:26px;color:#fff;display:block;margin-bottom:10px}
.footer-brand p{margin-bottom:8px}
.iso{color:var(--on-dark-2)}
.footer-bottom{border-top:1px solid var(--line-dark);margin-top:40px;padding-top:20px;display:flex;flex-direction:column;gap:12px;color:#9A9DA3}
.footer-legal{display:flex;flex-wrap:wrap;gap:16px}
.footer-legal .linkish{color:var(--on-dark);text-decoration:none}
.footer-legal .linkish:hover{color:var(--molten)}

.wa-float{position:fixed;right:16px;bottom:16px;z-index:40;width:52px;height:52px;border-radius:50%;background:#1F7A4D;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,.25)}
.wa-float .ic{width:26px;height:26px}
.wa-float:hover{background:#17603C;color:#fff}

/* Cookie banner */
.cookie{position:fixed;left:12px;right:12px;bottom:12px;z-index:60;background:#fff;border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.18);padding:18px;display:flex;flex-direction:column;gap:14px;font-size:14px;max-width:900px;margin:0 auto}
.cookie[hidden]{display:none}
.cookie-prefs{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:10px}
.cookie-prefs[hidden]{display:none}
.switch{display:inline-flex;align-items:center;gap:8px;min-height:32px}
.switch input{width:18px;height:18px;accent-color:var(--accent)}
.cookie-actions{display:flex;flex-wrap:wrap;gap:8px}
.cookie-actions .btn{min-height:44px;padding:0 16px;flex:1 1 auto}
.cookie-actions [hidden]{display:none}

/* ---------- Tablet ---------- */
@media (min-width:640px){
  :root{--gutter:24px}
  .grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:24px}
  .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .field-full{grid-column:1 / -1}
  .form-foot{flex-direction:row;align-items:center;justify-content:space-between}
  .form-foot p{max-width:440px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-bottom{flex-direction:row;justify-content:space-between}
  .cta-row{flex-direction:row;flex-wrap:wrap;justify-content:space-between;align-items:center}
  .facts{grid-template-columns:repeat(4,minmax(0,1fr))}
  .strip-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .cookie{flex-direction:row;align-items:flex-end;left:16px;right:16px;bottom:16px}
  .cookie-actions{flex:none;max-width:320px;justify-content:flex-end}
  .process li{grid-template-columns:96px minmax(0,1fr)}
  .process-n{font-size:56px}
}

/* ---------- Desktop ---------- */
@media (min-width:1024px){
  .section{padding:96px 0}
  .nav-toggle{display:none}
  .site-nav{position:static;display:block;padding:0;background:none;overflow:visible}
  .site-nav ul{flex-direction:row;align-items:center;gap:22px}
  .site-nav a{border:0;padding:10px 0;font-size:15px}
  .site-nav a:hover{color:var(--accent)}
  .site-nav .nav-cta{margin:0 0 0 8px}
  .site-nav .nav-cta a{padding:0 20px}
  .hero-row{flex-direction:row;align-items:center;gap:56px;padding-top:88px;padding-bottom:88px}
  .hero-copy{flex:1 1 55%}
  .hero-media{flex:1 1 45%;aspect-ratio:auto;height:460px}
  .page-hero{padding:56px 0 72px}
  .page-hero .hero-row{flex-direction:row;align-items:center}
  .hero-media-sm{height:380px}
  .grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
  .grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
  .grid-5{grid-template-columns:repeat(5,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(6,minmax(0,1fr));column-gap:20px}
  .steps li{border-bottom:0}
  .split{flex-direction:row;gap:56px;align-items:flex-start}
  .split-center{align-items:center}
  .split-side{flex:1 1 34%}
  .split-main{flex:1.6 1 60%}
  .split-media{flex:1 1 45%}
  .feature{flex-direction:row;align-items:center;gap:56px}
  .feature-flip{flex-direction:row-reverse}
  .feature-media,.feature-copy{flex:1 1 50%}
  .sticky{position:sticky;top:calc(var(--header-h) + 24px)}
  .contact-row{flex-direction:row;align-items:flex-start;gap:48px}
  .contact-row .form-card{flex:1.5 1 0;padding:32px}
  .contact-side{flex:1 1 0}
  .footer-grid{grid-template-columns:1.4fr 1fr 1.2fr 1.4fr}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}