/* ============================================================
   SPECTRUM SOLUTIONS — shared stylesheet (multi-page site)
   ============================================================ */
:root{
  --papaya:#F57E24; --papaya-d:#e06b14; --papaya-text:#b5540f;
  --ink:#181410; --ink-soft:#4a443d; --grey:#6f6a62;
  --line:#e9e3da; --bg:#ffffff; --bg-soft:#faf7f2; --bg-soft2:#f2ece3;
  --charcoal:#1c1916; --charcoal-2:#26211c;
  --serif:'Fraunces',Georgia,serif; --sans:'Inter',system-ui,sans-serif;
  --maxw:1180px; --r:16px;
  --shadow:0 1px 2px rgba(24,20,16,.04),0 12px 32px -12px rgba(24,20,16,.14);
  --head:clamp(2rem,4vw,2.9rem);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.08;letter-spacing:-.01em;color:var(--ink)}
.eyebrow{font-size:.78rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--papaya-text)}
.lead{font-size:1.18rem;color:var(--ink-soft);font-weight:400}
section{position:relative}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);font-weight:600;font-size:.95rem;padding:13px 24px;border-radius:999px;cursor:pointer;border:1.5px solid transparent;transition:transform .2s,background .2s,box-shadow .2s,color .2s;white-space:nowrap}
.btn-primary{background:var(--papaya);color:#fff;box-shadow:0 10px 24px -12px rgba(245,126,36,.9)}
.btn-primary:hover{background:var(--papaya-d);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--papaya);color:var(--papaya-text)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{transform:translateY(-2px)}

/* ---------- header / nav ---------- */
header{position:fixed;inset:0 0 auto 0;z-index:50;background:rgba(250,247,242,.88);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
header.scrolled{border-color:var(--line);box-shadow:0 6px 24px -16px rgba(24,20,16,.4)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.brand img{height:46px;width:auto}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links>a{font-size:.92rem;font-weight:500;color:var(--ink-soft);transition:color .2s}
.nav-links>a:hover{color:var(--papaya-text)}
/* dropdown */
.has-drop{position:relative}
.has-drop>span{font-size:.92rem;font-weight:500;color:var(--ink-soft);cursor:pointer;display:inline-flex;align-items:center;gap:5px}
.has-drop:hover>span{color:var(--papaya-text)}
.drop{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:10px;min-width:280px;opacity:0;visibility:hidden;transition:opacity .2s,transform .2s;display:grid;gap:2px}
.has-drop:hover .drop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(4px)}
.drop a{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:9px;font-size:.9rem;color:var(--ink);transition:background .15s}
.drop a:hover{background:var(--bg-soft2)}
.drop a .dn{font-size:.7rem;font-weight:700;color:var(--papaya-text);width:20px;flex-shrink:0}
.menu-btn{display:none;background:none;border:0;cursor:pointer;padding:8px}
.menu-btn span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.3s}

/* ---------- generic section padding ---------- */
.pad{padding:clamp(60px,8vw,110px) 0}
.pad-sm{padding:clamp(44px,6vw,76px) 0}
.soft{background:var(--bg-soft)}
.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head{max-width:64ch}
.sec-head h2{font-size:var(--head);margin:14px 0 0}
.sec-head .lead{margin-top:20px}

/* ---------- hero (home) ---------- */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;color:#fff;padding:120px 0 70px;background:linear-gradient(180deg,rgba(20,16,12,.62),rgba(20,16,12,.30) 38%,rgba(20,16,12,.82)),var(--hero-img) center/cover no-repeat}
.hero .eyebrow{color:#ffd9b8}
.hero h1{color:#fff;font-size:clamp(2.7rem,6.4vw,5.4rem);font-weight:600;max-width:16ch;margin:18px 0 22px;text-shadow:0 2px 30px rgba(0,0,0,.3)}
.hero h1 .accent{color:var(--papaya);font-style:italic}
.hero p{font-size:clamp(1.05rem,1.7vw,1.32rem);color:rgba(255,255,255,.9);max-width:54ch;font-weight:300}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.trust-strip{position:absolute;left:0;right:0;bottom:0;border-top:1px solid rgba(255,255,255,.16);background:rgba(20,16,12,.34);backdrop-filter:blur(6px)}
.trust-strip .wrap{display:flex;align-items:center;gap:14px 30px;flex-wrap:wrap;padding:16px 28px;justify-content:center}
.trust-strip span{font-size:.8rem;letter-spacing:.13em;text-transform:uppercase;color:rgba(255,255,255,.82);font-weight:500;display:flex;align-items:center;gap:10px}
.trust-strip .dot{width:5px;height:5px;border-radius:50%;background:var(--papaya)}

/* ---------- page hero (discipline pages) ---------- */
.phero{position:relative;min-height:62vh;display:flex;align-items:flex-end;color:#fff;padding:140px 0 54px;background:linear-gradient(180deg,rgba(20,16,12,.45),rgba(20,16,12,.30) 40%,rgba(20,16,12,.85)),var(--hero-img) center/cover no-repeat}
.phero .eyebrow{color:#ffd9b8}
.phero h1{color:#fff;font-size:clamp(2.4rem,5.2vw,4rem);max-width:18ch;margin:12px 0 16px}
.phero p{font-size:clamp(1.05rem,1.7vw,1.3rem);color:rgba(255,255,255,.92);max-width:60ch;font-weight:300;font-family:var(--serif);font-style:italic}
.crumb{position:absolute;top:96px;left:0;right:0}
.crumb .wrap{display:flex;gap:8px;align-items:center;font-size:.8rem;letter-spacing:.04em;color:rgba(255,255,255,.7)}
.crumb a:hover{color:#fff}
.crumb .sep{opacity:.5}

/* ---------- discipline sub-nav (sticky) ---------- */
.subnav{position:sticky;top:74px;z-index:30;background:rgba(250,247,242,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.subnav .wrap{display:flex;gap:26px;overflow-x:auto;padding:14px 28px}
.subnav a{font-size:.86rem;font-weight:600;color:var(--ink-soft);white-space:nowrap;padding:4px 0;border-bottom:2px solid transparent;transition:.2s}
.subnav a:hover{color:var(--papaya-text);border-color:var(--papaya)}

/* ---------- overview block ---------- */
.overview{font-size:1.12rem;color:var(--ink-soft);max-width:74ch}
.overview .pos{font-family:var(--serif);font-style:italic;font-size:1.3rem;color:var(--ink);margin-bottom:18px}

/* ---------- discipline sections (trading / services) ---------- */
.disc{padding:clamp(48px,6vw,84px) 0;border-top:1px solid var(--line)}
.disc>.wrap>.eyebrow{display:block;margin-bottom:10px}
.disc h2{font-size:var(--head)}
.disc .intro{font-size:1.08rem;color:var(--ink-soft);max-width:70ch;margin-top:14px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:34px}
.trade-group,.svc-group{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:26px 28px;transition:border-color .25s,box-shadow .25s}
.trade-group:hover,.svc-group:hover{border-color:rgba(245,126,36,.4);box-shadow:var(--shadow)}
.trade-group h3,.svc-group h3{font-size:1.22rem;margin-bottom:6px}
.trade-group .gi,.svc-group .gi{font-size:.96rem;color:var(--grey);margin-bottom:14px}
.trade-group ul,.svc-group ul{list-style:none;display:grid;gap:9px}
.trade-group li,.svc-group li{position:relative;padding-left:22px;font-size:.96rem;color:var(--ink-soft);line-height:1.5}
.trade-group li::before,.svc-group li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--papaya);transform:rotate(45deg)}
.trade-group li b,.svc-group li b{color:var(--ink);font-weight:600}
.full{grid-column:1/-1}

/* ---------- spec / datasheet tables ---------- */
.tablewrap{overflow-x:auto;margin-top:24px;border:1px solid var(--line);border-radius:var(--r)}
table.spec{width:100%;border-collapse:collapse;font-size:.9rem;min-width:560px}
table.spec caption{caption-side:top;text-align:left;font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;color:var(--grey);font-weight:700;padding:16px 18px 0}
table.spec thead th{background:var(--charcoal);color:#fff;font-weight:600;text-align:left;padding:11px 14px;font-size:.82rem;letter-spacing:.02em}
table.spec td{padding:10px 14px;border-top:1px solid var(--line);color:var(--ink-soft);vertical-align:top}
table.spec tbody tr:nth-child(even){background:var(--bg-soft)}
table.spec td b,table.spec td strong{color:var(--ink)}
.tnote{font-size:.82rem;color:var(--grey);margin-top:10px;font-style:italic}
/* datasheet cards */
.ds-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.datasheet{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}
.datasheet h4{background:var(--bg-soft2);padding:14px 18px;font-family:var(--serif);font-size:1.05rem;border-bottom:1px solid var(--line)}
.datasheet table{width:100%;border-collapse:collapse;font-size:.85rem}
.datasheet td{padding:8px 18px;border-top:1px solid var(--line)}
.datasheet td:first-child{color:var(--grey)}
.datasheet td:last-child{color:var(--ink);font-weight:500;text-align:right}

/* ---------- tags / applications / why ---------- */
.tags{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 0}
.tag{font-size:.76rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--papaya-text);background:var(--bg-soft2);border:1px solid var(--line);padding:6px 13px;border-radius:999px}
.cols2{columns:2;column-gap:40px}
.applist{list-style:none;margin-top:10px}
.applist li{position:relative;padding:7px 0 7px 22px;font-size:.97rem;color:var(--ink-soft);break-inside:avoid}
.applist li::before{content:"";position:absolute;left:0;top:15px;width:6px;height:6px;border-radius:50%;background:var(--papaya)}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}
.why-card{background:var(--charcoal-2);border:1px solid rgba(255,255,255,.07);border-radius:var(--r);padding:28px;transition:transform .25s,border-color .25s}
.why-card:hover{transform:translateY(-4px);border-color:rgba(245,126,36,.5)}
.why-card .ic{width:44px;height:44px;border-radius:11px;background:rgba(245,126,36,.14);color:var(--papaya);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.why-card h3{color:#fff;font-size:1.16rem;margin-bottom:8px}
.why-card p{color:#b7afa4;font-size:.95rem;line-height:1.55}
.dark{background:var(--charcoal);color:#efe9e1}.dark h2{color:#fff}.dark .eyebrow{color:var(--papaya)}.dark .lead{color:#c5bdb2}

/* ---------- capability grid (home) ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:50px}
.cap-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;cursor:pointer;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;flex-direction:column;gap:13px;min-height:184px}
.cap-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(245,126,36,.45)}
.cap-card .ic{width:48px;height:48px;border-radius:12px;background:var(--bg-soft2);color:var(--papaya-text);display:flex;align-items:center;justify-content:center;transition:.25s}
.cap-card:hover .ic{background:var(--papaya);color:#fff}
.cap-card h3{font-size:1.16rem}.cap-card p{font-size:.9rem;color:var(--grey);line-height:1.5}
.cap-card .go{margin-top:auto;font-size:.82rem;font-weight:600;color:var(--papaya-text);display:flex;align-items:center;gap:7px;opacity:0;transform:translateX(-6px);transition:.25s}
.cap-card:hover .go{opacity:1;transform:translateX(0)}

/* ---------- stats / model / qhse (home, reused) ---------- */
.who-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.stat{background:var(--bg);padding:26px 24px}
.stat .n{font-family:var(--serif);font-size:2.5rem;font-weight:600;color:var(--papaya-text);line-height:1}
.stat .l{font-size:.86rem;color:var(--grey);margin-top:8px;font-weight:500}
.trs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:50px}
.trs{background:var(--bg);border:1px solid var(--line);border-top:3px solid var(--papaya);border-radius:var(--r);padding:34px 30px}
.trs h3{font-size:1.5rem;margin-bottom:10px}.trs p{color:var(--ink-soft);font-size:.97rem}
.path{margin-top:48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px}
.path .step{font-size:.9rem;font-weight:600;background:var(--bg);border:1px solid var(--line);padding:11px 20px;border-radius:999px}
.path .arrow{color:var(--papaya);font-weight:700}
.badges{display:flex;flex-wrap:wrap;gap:14px;margin:34px 0 8px}
.cert{display:flex;align-items:center;gap:12px;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:14px 20px;box-shadow:var(--shadow)}
.cert .ic{color:var(--papaya);flex-shrink:0}.cert b{display:block;font-size:1rem;color:var(--ink);font-weight:700}.cert span{font-size:.82rem;color:var(--grey)}
.qhse-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.check-list{list-style:none;margin-top:8px}
.check-list li{position:relative;padding:9px 0 9px 34px;border-bottom:1px solid var(--line);color:var(--ink-soft)}
.check-list li svg{position:absolute;left:0;top:10px;color:var(--papaya)}

/* ---------- partner strip (hybrid) ---------- */
.partners{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.partners .wrap{padding:40px 28px;text-align:center}
.partners .eyebrow{display:block;margin-bottom:8px}
.partners p{color:var(--ink-soft);max-width:60ch;margin:0 auto 26px}
.plogos{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.plogo{width:150px;height:64px;border:1px dashed var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--grey);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;background:#fff}

/* ---------- LCC ---------- */
.lcc-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(245,126,36,.16);border:1px solid rgba(245,126,36,.55);color:#ffd9b8;font-size:.74rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:7px 15px;border-radius:999px;margin-bottom:20px}
.lcc-badge .s{color:var(--papaya);font-size:.9rem;line-height:1}
.lcc-band{background:var(--charcoal);color:#efe9e1;border-top:3px solid var(--papaya)}
.lcc-band .wrap{display:flex;align-items:center;gap:34px;padding:clamp(38px,5vw,58px) 28px}
.lcc-mark{flex-shrink:0;width:98px;height:98px;border-radius:18px;background:var(--papaya);color:#fff;font-family:var(--serif);font-weight:600;font-size:2.1rem;letter-spacing:.02em;display:flex;align-items:center;justify-content:center;box-shadow:0 16px 38px -14px rgba(245,126,36,.85)}
.lcc-band h2{color:#fff;font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:10px}
.lcc-band p{color:#c8c0b5;font-size:1.05rem;max-width:72ch;line-height:1.6}
@media (max-width:680px){.lcc-band .wrap{flex-direction:column;text-align:center;gap:20px}.lcc-mark{width:78px;height:78px;font-size:1.7rem}}

/* ---------- sub-page cards ---------- */
.subcards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
.subcard{border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff;transition:.25s;cursor:pointer}
.subcard:hover{border-color:rgba(245,126,36,.45);transform:translateY(-3px);box-shadow:var(--shadow)}
.subcard h4{font-size:1.05rem;margin-bottom:6px}.subcard p{font-size:.86rem;color:var(--grey)}

/* ---------- CTA + contact + footer ---------- */
.contact{background:var(--charcoal);color:#fff;text-align:center}
.contact h2{color:#fff;font-size:clamp(2rem,4vw,2.9rem)}
.contact .lead{color:#c9c1b6;max-width:50ch;margin:18px auto 0}
.contact-row{display:flex;flex-wrap:wrap;justify-content:center;gap:16px 44px;margin:40px 0 36px}
.ci{display:flex;align-items:center;gap:12px;color:#e9e3da;font-size:1.02rem}.ci svg{color:var(--papaya);flex-shrink:0}.ci .ph{color:#8d857a;font-style:italic}
footer{background:#141110;color:#9a938a;padding:46px 0 38px;border-top:1px solid rgba(255,255,255,.08)}
.foot{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
.foot-brand{font-family:var(--serif);font-size:1.5rem;color:#fff;font-weight:600}
.foot-brand small{display:block;font-family:var(--sans);font-size:.64rem;letter-spacing:.32em;color:var(--papaya);font-weight:600;margin-top:3px}
.foot-cols{display:flex;gap:48px;flex-wrap:wrap}
.foot-col h5{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:#c9c1b6;margin-bottom:12px}
.foot-col a{display:block;font-size:.88rem;color:#9a938a;padding:3px 0;transition:color .15s}
.foot-col a:hover{color:#fff}
.foot-legal{margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);font-size:.82rem}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- responsive ---------- */
@media (max-width:920px){
  .nav-links{display:none}.menu-btn{display:block}
  .nav-links.open{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:flex-start;background:var(--bg-soft);padding:22px 28px;gap:16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav-links.open .has-drop .drop{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:6px 0 6px 14px;min-width:0}
  .who-grid,.qhse-grid{grid-template-columns:1fr;gap:36px}
  .why-grid,.trs-grid,.split{grid-template-columns:1fr}
  .cap-grid,.subcards,.ds-grid{grid-template-columns:1fr 1fr}
  .cols2{columns:1}
}
@media (max-width:560px){
  body{font-size:16px}
  .cap-grid,.subcards,.ds-grid,.stats{grid-template-columns:1fr}
  .hero{min-height:92vh}
}