/* ============================================================
   SAPPHIRE ENGINEERING WORKS — sew.css
   Design system: white ground · graphite ink · sapphire accent
   Fonts: Space Grotesk (display) · Inter (text) · IBM Plex Mono (technical)
   ============================================================ */

:root{
  --paper:#FFFFFF;
  --ground:#F5F8FC;          /* alternate section ground */
  --ground-2:#EDF2F9;        /* deeper panel ground */
  --ink:#101B2C;             /* near-black graphite-navy */
  --navy:#0E1B2E;            /* footer / dark bands */
  --graphite:#31405A;        /* strong secondary */
  --steel:#5A6B84;           /* body secondary text */
  --faint:#8B99AE;           /* captions */
  --line:#DDE5F0;            /* hairlines */
  --line-2:#C6D3E4;          /* stronger rules */
  --sapphire:#0F52BA;
  --sapphire-deep:#0A3A85;
  --sapphire-bright:#2E7CF6;
  --sapphire-tint:#E8F0FC;   /* washed panels */
  --sapphire-ghost:#F3F7FD;
  --signal:#D9480F;          /* rescue / urgent — use sparingly */
  --signal-tint:#FDEEE6;
  --ok:#1B7F4B;
  --disp:'Space Grotesk','Segoe UI',Arial,sans-serif;
  --brand:'Archivo','Segoe UI',Arial,sans-serif;   /* logo wordmark only */
  --body:'Inter','Segoe UI',Arial,sans-serif;
  --mono:'IBM Plex Mono','Consolas',monospace;
  --sh-sm:0 1px 2px rgba(16,27,44,.05),0 2px 8px rgba(16,27,44,.06);
  --sh-md:0 2px 6px rgba(16,27,44,.06),0 12px 32px rgba(16,27,44,.10);
  --sh-lg:0 4px 10px rgba(16,27,44,.07),0 24px 60px rgba(16,27,44,.14);
  --r-sm:6px; --r-md:10px; --r-lg:16px;
  --nav-h:76px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--body);color:var(--ink);background:var(--paper);
  font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--sapphire);text-decoration:none}
a:hover{color:var(--sapphire-deep)}
strong,b{font-weight:600}
::selection{background:var(--sapphire);color:#fff}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--sapphire);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0;color:#fff}

/* ---------- layout ---------- */
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.wrap.narrow{max-width:880px}
.section{padding:96px 0}
.section.tight{padding:72px 0}
.section.alt{background:var(--ground)}
.section.wash{background:linear-gradient(180deg,var(--sapphire-ghost),#fff 70%)}

/* ---------- type ---------- */
.eyebrow{
  font-family:var(--mono);font-size:12.5px;font-weight:500;letter-spacing:.22em;
  text-transform:uppercase;color:var(--sapphire);display:flex;align-items:center;gap:10px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--sapphire);flex:0 0 auto}
.eyebrow.center{justify-content:center}
.eyebrow.center::after{content:"";width:26px;height:2px;background:var(--sapphire)}
h1,.h1{font-family:var(--disp);font-weight:700;font-size:clamp(38px,5.2vw,60px);line-height:1.06;letter-spacing:-.015em;color:var(--ink)}
h2,.h2{font-family:var(--disp);font-weight:700;font-size:clamp(29px,3.6vw,42px);line-height:1.12;letter-spacing:-.012em;color:var(--ink)}
h3,.h3{font-family:var(--disp);font-weight:600;font-size:21px;line-height:1.25;color:var(--ink)}
h1 em,.h1 em,h2 em,.h2 em,h3 em,.h3 em{font-style:normal;color:var(--sapphire)}
.lede{font-size:19px;line-height:1.6;color:var(--steel);max-width:720px}
.sec-head{margin-bottom:56px;max-width:820px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head .lede{margin-top:16px}
.sec-head.center .lede{margin-left:auto;margin-right:auto}
.mono{font-family:var(--mono)}
.muted{color:var(--steel)}

/* ---------- reveal on scroll ---------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.6,.2,1),transform .7s cubic-bezier(.2,.6,.2,1);transition-delay:var(--d,0s)}
.rv.on{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none;transition:none}
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--disp);
  font-weight:600;font-size:15.5px;letter-spacing:.01em;padding:14px 26px;
  border-radius:var(--r-sm);border:1.5px solid transparent;cursor:pointer;
  transition:all .22s ease;white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:0 0 auto}
.btn-solid{background:var(--sapphire);color:#fff}
.btn-solid:hover{background:var(--sapphire-deep);color:#fff;transform:translateY(-1px);box-shadow:0 8px 22px rgba(15,82,186,.28)}
.btn-ghost{border-color:var(--line-2);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--sapphire);color:var(--sapphire)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000;color:#fff;transform:translateY(-1px)}
.btn-line{padding:7px 0;border:0;background:none;color:var(--sapphire);font-weight:600;gap:8px;
  white-space:normal;text-align:left}
.btn-line:hover{gap:12px;color:var(--sapphire-deep)}
.btn.on-dark{background:#fff;color:var(--ink)}
.btn.on-dark:hover{background:var(--sapphire-tint)}
.btn-ghost.on-dark{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}
.btn-ghost.on-dark:hover{border-color:#fff;color:#fff}

/* ---------- nav ---------- */
#nav{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{max-width:1280px;margin:0 auto;padding:0 28px;height:var(--nav-h);display:flex;align-items:center;gap:28px}
.logo-link{display:flex;align-items:center;gap:13px;color:var(--ink)}
.logo-link:hover{color:var(--ink)}
.logo-link svg{height:46px;width:auto;flex:0 0 auto}
/* Brand wordmark. SAPPHIRE is normal width with open tracking; ENGINEERING WORKS is
   condensed (wdth 62) at 0.62x and tracked to the identical ink width. The negative
   right margins cancel the trailing letter-space so both lines measure edge to edge. */
.logo-type{display:flex;flex-direction:column;align-items:flex-start;line-height:1}
.logo-type b{font-family:var(--brand);font-weight:600;font-stretch:100%;font-size:20px;
  letter-spacing:.145em;margin-right:-.145em;color:var(--sapphire);white-space:nowrap}
.logo-type span{font-family:var(--brand);font-weight:600;font-stretch:62%;font-size:12.4px;
  letter-spacing:.149em;margin-right:-.149em;color:var(--graphite);white-space:nowrap;margin-top:5px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-links>a,.nav-drop>button{
  font-family:var(--disp);font-weight:600;font-size:15px;color:var(--graphite);
  padding:9px 13px;border-radius:6px;background:none;border:0;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;transition:color .18s,background .18s;
}
.nav-links>a:hover,.nav-drop>button:hover{color:var(--sapphire);background:var(--sapphire-ghost)}
.nav-links>a.active{color:var(--sapphire)}
.nav-links>a.active::after{content:"";display:block}
/* the CTA needs to out-specify .nav-links>a, which sets background:none */
.nav-links>a.nav-cta{margin-left:10px;padding:11px 20px;background:var(--sapphire);
  color:#fff;border-radius:var(--r-sm);box-shadow:0 1px 2px rgba(15,82,186,.25)}
.nav-links>a.nav-cta:hover{background:var(--sapphire-deep);color:#fff}
.nav-drop{position:relative}
.nav-drop>button svg{width:11px;height:11px;transition:transform .2s}
.nav-drop.open>button svg{transform:rotate(180deg)}
.drop-menu{
  position:absolute;top:calc(100% + 10px);left:0;min-width:280px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-lg);
  padding:10px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .2s ease;
}
.nav-drop.open .drop-menu,.nav-drop:focus-within .drop-menu{opacity:1;visibility:visible;transform:none}
@media (hover:hover){.nav-drop:hover .drop-menu{opacity:1;visibility:visible;transform:none}}
.drop-menu a{display:block;padding:11px 14px;border-radius:7px;color:var(--ink)}
.drop-menu a:hover{background:var(--sapphire-ghost);color:var(--sapphire)}
.drop-menu a b{display:block;font-family:var(--disp);font-weight:600;font-size:15px}
.drop-menu a span{display:block;font-size:13px;color:var(--steel);margin-top:2px}
#navToggle{display:none;margin-left:auto;background:none;border:0;cursor:pointer;padding:10px;z-index:110}
#navToggle span{display:block;width:24px;height:2.5px;background:var(--ink);margin:5px 0;border-radius:2px;transition:all .25s}
#navToggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
#navToggle[aria-expanded="true"] span:nth-child(2){opacity:0}
#navToggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- page hero (subpages) ---------- */
.page-hero{
  position:relative;padding:88px 0 72px;overflow:hidden;
  background:
    linear-gradient(180deg,rgba(232,240,252,.55),rgba(255,255,255,0) 65%),
    var(--paper);
}
.page-hero .crumb{font-family:var(--mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:22px;display:flex;gap:10px;flex-wrap:wrap}
.page-hero .crumb a{color:var(--faint);display:inline-block;padding:6px 0}
.page-hero .crumb a:hover{color:var(--sapphire)}
.page-hero .crumb b{color:var(--sapphire);font-weight:500}
.page-hero .lede{margin-top:20px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.page-hero .hero-ctas{margin-top:34px}

/* blueprint grid layer — add .bp-grid to hero/section */
.bp-grid::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(15,82,186,.055) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(15,82,186,.055) 1px,transparent 1px),
    linear-gradient(to right,rgba(15,82,186,.09) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(15,82,186,.09) 1px,transparent 1px);
  background-size:24px 24px,24px 24px,120px 120px,120px 120px;
  -webkit-mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.5) 55%,transparent 100%);
          mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.5) 55%,transparent 100%);
}
.bp-grid{position:relative}
.bp-grid>*{position:relative}

/* ---------- stat band ---------- */
.statband{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.statband .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:34px 26px;border-left:1px solid var(--line);text-align:left}
.stat:first-child{border-left:0}
.stat .num{font-family:var(--disp);font-weight:700;font-size:clamp(30px,3.4vw,44px);color:var(--sapphire);line-height:1;display:flex;align-items:baseline;gap:2px}
.stat .num i{font-style:normal;font-size:.6em;color:var(--sapphire-bright)}
.stat .lbl{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);margin-top:10px}

/* ---------- corner-tick cards (drawing-sheet corners) ---------- */
.tick-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:2px;
  padding:30px 26px;transition:border-color .25s,box-shadow .25s,transform .25s;
}
.tick-card::before,.tick-card::after,
.tick-card .tk::before,.tick-card .tk::after{
  content:"";position:absolute;width:12px;height:12px;border-color:var(--line-2);border-style:solid;transition:border-color .25s;
}
.tick-card::before{top:-1px;left:-1px;border-width:2px 0 0 2px}
.tick-card::after{top:-1px;right:-1px;border-width:2px 2px 0 0}
.tick-card .tk::before{bottom:-1px;left:-1px;border-width:0 0 2px 2px}
.tick-card .tk::after{bottom:-1px;right:-1px;border-width:0 2px 2px 0}
.tick-card:hover{border-color:var(--sapphire);box-shadow:var(--sh-md);transform:translateY(-3px)}
.tick-card:hover::before,.tick-card:hover::after,
.tick-card:hover .tk::before,.tick-card:hover .tk::after{border-color:var(--sapphire)}

/* capability card innards */
.cap-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.cap-card{display:flex;flex-direction:column;gap:14px;color:var(--ink)}
.cap-card:hover{color:var(--ink)}
.cap-card .ic{width:54px;height:54px;border-radius:10px;background:var(--sapphire-tint);display:flex;align-items:center;justify-content:center}
.cap-card .ic svg{width:30px;height:30px;stroke:var(--sapphire);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.cap-card h3{font-size:18.5px}
.cap-card p{font-size:14.5px;color:var(--steel);line-height:1.55}
.cap-card .idx{position:absolute;top:18px;right:18px;font-family:var(--mono);font-size:11.5px;color:var(--faint);letter-spacing:.1em}
.cap-card .go{margin-top:auto;padding:6px 0;font-family:var(--disp);font-weight:600;font-size:14px;color:var(--sapphire);display:inline-flex;align-items:center;gap:7px}
.cap-card .go svg{width:15px;height:15px;transition:transform .2s}
.cap-card:hover .go svg{transform:translateX(4px)}

/* ---------- situation tiles (OBSOLETE / FAILED / CUSTOM / URGENT) ---------- */
.sit-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.sit-card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--line-2);border-radius:var(--r-sm);padding:28px 24px;transition:all .25s}
.sit-card:hover{border-top-color:var(--sapphire);box-shadow:var(--sh-md);transform:translateY(-3px)}
.sit-card .tag{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.2em;color:var(--sapphire);display:inline-flex;align-items:center;gap:8px}
.sit-card .tag::before{content:"";width:8px;height:8px;border:2px solid var(--sapphire);border-radius:50%}
.sit-card.warn .tag{color:var(--signal)}
.sit-card.warn .tag::before{border-color:var(--signal)}
.sit-card.warn:hover{border-top-color:var(--signal)}
.sit-card p{margin-top:12px;font-size:15px;color:var(--steel);line-height:1.55}

/* ---------- horizontal rail (Reverse Engineer → … → Deliver) ---------- */
.rail{display:flex;align-items:stretch;gap:0;counter-reset:rail}
.rail-step{flex:1;position:relative;padding:26px 22px 26px 26px;background:#fff;border:1px solid var(--line);border-left:0}
.rail-step:first-child{border-left:1px solid var(--line);border-radius:var(--r-sm) 0 0 var(--r-sm)}
.rail-step:last-child{border-radius:0 var(--r-sm) var(--r-sm) 0}
.rail-step::after{
  content:"";position:absolute;top:50%;right:-11px;width:20px;height:20px;z-index:2;
  background:#fff;border-top:1px solid var(--line);border-right:1px solid var(--line);
  transform:translateY(-50%) rotate(45deg);
}
.rail-step:last-child::after{display:none}
.rail-step .k{font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;color:var(--sapphire);text-transform:uppercase}
.rail-step .k::before{counter-increment:rail;content:counter(rail,decimal-leading-zero) " — "}
.rail-step h3{font-size:18px;margin-top:8px}
.rail-step p{font-size:14px;color:var(--steel);margin-top:6px;line-height:1.5}
.rail-step.hot{background:var(--sapphire);border-color:var(--sapphire)}
.rail-step.hot::after{background:var(--sapphire);border-color:var(--sapphire)}
.rail-step.hot .k{color:rgba(255,255,255,.75)}
.rail-step.hot h3{color:#fff}
.rail-step.hot p{color:rgba(255,255,255,.8)}

/* ---------- vertical flow (numbered process with spine) ---------- */
.flow{position:relative;max-width:760px;margin:0 auto}
.flow::before{content:"";position:absolute;left:29px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--sapphire) 0%,var(--line-2) 100%)}
.flow-step{position:relative;padding:0 0 38px 92px}
.flow-step:last-child{padding-bottom:0}
.flow-step .n{
  position:absolute;left:0;top:-4px;width:60px;height:60px;border-radius:50%;
  background:#fff;border:2px solid var(--sapphire);color:var(--sapphire);
  font-family:var(--mono);font-weight:600;font-size:16px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 6px #fff;
}
.section.alt .flow-step .n{box-shadow:0 0 0 6px var(--ground)}
.flow-step h3{font-size:19px}
.flow-step p{color:var(--steel);font-size:15px;margin-top:6px;line-height:1.55}
.flow-step.done .n{background:var(--sapphire);color:#fff}

/* ---------- digital thread chain ---------- */
.thread{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:center}
.thread .tnode{
  font-family:var(--mono);font-size:13px;letter-spacing:.06em;color:var(--ink);
  background:#fff;border:1px solid var(--line-2);border-radius:999px;padding:10px 20px;
  transition:all .25s;
}
.thread .tnode:hover{border-color:var(--sapphire);color:var(--sapphire)}
.thread .tnode.hi{background:var(--sapphire);border-color:var(--sapphire);color:#fff}
.thread .tarr{color:var(--line-2);flex:0 0 auto}
.thread .tarr svg{width:18px;height:18px;display:block;stroke:var(--faint)}

/* ---------- media figure with drawing frame ---------- */
.fig{position:relative;border:1px solid var(--line-2);border-radius:2px;background:#fff;padding:10px}
.fig img{width:100%;height:100%;object-fit:cover;border-radius:2px}
.fig .fig-tab{
  position:absolute;left:-1px;bottom:-1px;background:var(--ink);color:#fff;
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  padding:7px 14px;display:flex;gap:14px;
}
.fig .fig-tab i{font-style:normal;color:var(--sapphire-bright)}
.fig.tall img{aspect-ratio:3/4}
.fig.wide img{aspect-ratio:16/10}
.fig.sq img{aspect-ratio:1/1}

/* ---------- split feature rows ---------- */
.feat{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px;align-items:center}
.feat+.feat{margin-top:88px}
.feat.rev .feat-media{order:2}
.feat h2{margin-bottom:14px}
.feat .lede{font-size:17px;margin-bottom:18px}
.feat ul.ticks{margin-top:8px}

/* tick list */
ul.ticks{list-style:none}
ul.ticks li{position:relative;padding:7px 0 7px 34px;color:var(--graphite);font-size:15.5px}
ul.ticks li::before{
  content:"";position:absolute;left:0;top:11px;width:18px;height:18px;border-radius:50%;
  background:var(--sapphire-tint);
}
ul.ticks li::after{
  content:"";position:absolute;left:5px;top:16px;width:8px;height:5px;
  border-left:2px solid var(--sapphire);border-bottom:2px solid var(--sapphire);transform:rotate(-45deg);
}

/* ---------- industry cards ---------- */
.ind-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.ind-card{position:relative;border-radius:var(--r-sm);overflow:hidden;background:var(--navy);min-height:300px;display:flex;align-items:flex-end;color:#fff}
.ind-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.38;transition:opacity .3s,transform .5s}
.ind-card:hover img{opacity:.5;transform:scale(1.04)}
.ind-card .ind-body{position:relative;padding:26px;background:linear-gradient(180deg,transparent,rgba(10,20,35,.88) 45%)}
.ind-card h3{color:#fff;font-size:20px}
.ind-card p{color:rgba(255,255,255,.82);font-size:14px;margin-top:8px;line-height:1.55}
.ind-card .ind-k{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--sapphire-bright);text-transform:uppercase;margin-bottom:8px}

/* ---------- solution banner cards ---------- */
.sol-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.sol-card{
  position:relative;border-radius:var(--r-md);padding:34px 28px;min-height:320px;color:#fff;
  background:linear-gradient(150deg,#12274a 0%,var(--navy) 60%);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s;
}
.sol-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);color:#fff}
.sol-card .sol-k{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--sapphire-bright)}
.sol-card h3{color:#fff;font-size:23px;margin-top:12px}
.sol-card h3 sup{font-size:11px;color:rgba(255,255,255,.6)}
.sol-card p{color:rgba(255,255,255,.78);font-size:15px;margin-top:10px;line-height:1.55}
.sol-card .go{margin-top:auto;padding:22px 0 6px;font-family:var(--disp);font-weight:600;font-size:14.5px;color:#fff;display:inline-flex;align-items:center;gap:8px}
.sol-card .go svg{width:16px;height:16px;transition:transform .2s}
.sol-card:hover .go svg{transform:translateX(4px)}
.sol-card.rescue{background:linear-gradient(150deg,#4a1a08 0%,#2a1206 60%)}
.sol-card.rescue .sol-k{color:#FF8A50}
.sol-card::after{
  content:"";position:absolute;top:-40px;right:-40px;width:180px;height:180px;border-radius:50%;
  border:1.5px dashed rgba(255,255,255,.14);
}

/* ---------- quote / CTA band ---------- */
.quote-band{position:relative;background:var(--navy);color:#fff;padding:88px 0;overflow:hidden}
.quote-band::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(to right,rgba(126,176,249,.07) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(126,176,249,.07) 1px,transparent 1px);
  background-size:44px 44px;
}
.quote-band .wrap{position:relative}
.quote-band h2{color:#fff}
.quote-band h2 em,.sol-card h3 em{color:var(--sapphire-bright)}
.quote-band .lede{color:rgba(255,255,255,.75)}
.quote-band .eyebrow{color:var(--sapphire-bright)}
.quote-band .eyebrow::before,.quote-band .eyebrow::after{background:var(--sapphire-bright)}
.qb-flex{display:flex;align-items:center;justify-content:space-between;gap:48px;flex-wrap:wrap}
.qb-flex .btns{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto}

/* ---------- spec table ---------- */
.spec-table{width:100%;border-collapse:collapse;font-size:15px}
.spec-table th{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);text-align:left;padding:12px 16px;border-bottom:2px solid var(--line-2)}
.spec-table td{padding:14px 16px;border-bottom:1px solid var(--line);color:var(--graphite);vertical-align:top}
.spec-table tr:hover td{background:var(--sapphire-ghost)}
.table-scroll{overflow-x:auto}

/* ---------- product groups ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.prod-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;transition:box-shadow .25s,transform .25s,border-color .25s;color:var(--ink)}
.prod-card:hover{box-shadow:var(--sh-md);transform:translateY(-3px);border-color:var(--line-2);color:var(--ink)}
.prod-card .ph{aspect-ratio:16/10;overflow:hidden;background:var(--ground)}
.prod-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.prod-card:hover .ph img{transform:scale(1.05)}
.prod-card .bd{padding:22px 22px 24px}
.prod-card h3{font-size:18px}
.prod-card .items{margin-top:10px;display:flex;flex-wrap:wrap;gap:7px}
.chip{font-family:var(--mono);font-size:12px;color:var(--graphite);background:var(--ground);border:1px solid var(--line);border-radius:4px;padding:4px 10px}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:22px 4px;font-family:var(--disp);font-weight:600;font-size:17.5px;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:24px;color:var(--sapphire);font-weight:400;transition:transform .2s;flex:0 0 auto}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 4px 24px;color:var(--steel);max-width:700px}

/* ---------- forms / RFQ ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:38px;box-shadow:var(--sh-sm)}
.f-label{display:block;font-family:var(--disp);font-weight:600;font-size:14.5px;margin:22px 0 9px;color:var(--ink)}
.f-label:first-child{margin-top:0}
.f-input,.f-select,.f-textarea{
  width:100%;font-family:var(--body);font-size:15.5px;color:var(--ink);
  border:1.5px solid var(--line-2);border-radius:var(--r-sm);padding:13px 15px;background:#fff;
  transition:border-color .2s,box-shadow .2s;
}
.f-input:focus,.f-select:focus,.f-textarea:focus{outline:none;border-color:var(--sapphire);box-shadow:0 0 0 3px rgba(15,82,186,.12)}
.f-textarea{min-height:130px;resize:vertical}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}
.req-chips{display:flex;flex-wrap:wrap;gap:9px}
.req-chip{position:relative}
.req-chip input{position:absolute;opacity:0;inset:0;cursor:pointer}
.req-chip span{
  display:inline-block;font-family:var(--disp);font-weight:500;font-size:14px;color:var(--graphite);
  border:1.5px solid var(--line-2);border-radius:999px;padding:9px 17px;cursor:pointer;transition:all .18s;
}
.req-chip input:checked+span{background:var(--sapphire);border-color:var(--sapphire);color:#fff}
.req-chip input:focus-visible+span{box-shadow:0 0 0 3px rgba(15,82,186,.25)}
.req-chip:hover span{border-color:var(--sapphire)}
.f-file{
  border:1.5px dashed var(--line-2);border-radius:var(--r-sm);padding:26px;text-align:center;
  color:var(--steel);font-size:14.5px;transition:border-color .2s,background .2s;
}
.f-file:hover{border-color:var(--sapphire);background:var(--sapphire-ghost)}
.f-file input{width:100%}
.f-note{font-size:13px;color:var(--faint);margin-top:8px}

/* quick contact tiles */
.qc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.qc{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:22px;color:var(--ink);transition:all .22s}
.qc:hover{border-color:var(--sapphire);box-shadow:var(--sh-sm);color:var(--ink)}
.qc .ic{width:44px;height:44px;border-radius:9px;background:var(--sapphire-tint);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.qc .ic svg{width:22px;height:22px;stroke:var(--sapphire);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.qc b{font-family:var(--disp);font-size:15.5px;display:block}
.qc span{font-size:14px;color:var(--steel);display:block;margin-top:3px;overflow-wrap:break-word}

/* ---------- footer ---------- */
footer{background:var(--navy);color:rgba(255,255,255,.78);margin-top:0}
.foot-top{padding:72px 0 56px;display:grid;grid-template-columns:2.1fr 1fr 1fr 1.3fr;gap:48px}
.foot-brand svg{height:52px;width:auto}
.foot-brand .fb-type{margin-top:18px;display:flex;flex-direction:column;align-items:flex-start;line-height:1}
.foot-brand .fb-type b{font-family:var(--brand);font-weight:600;font-stretch:100%;font-size:21px;
  letter-spacing:.145em;margin-right:-.145em;color:#fff;white-space:nowrap}
.foot-brand .fb-type span{font-family:var(--brand);font-weight:600;font-stretch:62%;font-size:13.02px;
  letter-spacing:.149em;margin-right:-.149em;color:rgba(255,255,255,.86);white-space:nowrap;margin-top:6px}
.foot-brand p{font-size:14.5px;line-height:1.6;margin-top:14px;color:rgba(255,255,255,.6);max-width:300px}
.foot-brand .fb-tag{font-family:var(--mono);font-size:11.5px;letter-spacing:.18em;color:var(--sapphire-bright);margin-top:10px;text-transform:uppercase}
footer h4{font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-bottom:18px}
.foot-links a{display:block;color:rgba(255,255,255,.78);font-size:14.5px;padding:5px 0}
.foot-links a:hover{color:#fff}
.foot-contact p{font-size:14.5px;line-height:1.7;color:rgba(255,255,255,.7)}
.foot-contact a{color:#fff;display:inline-block;padding:4px 0}
.foot-contact a:hover{color:var(--sapphire-bright)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding:24px 0;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.45)}
.foot-bottom .mono{font-size:11.5px;letter-spacing:.12em}

/* ---------- misc ---------- */
.tag-line{display:flex;gap:26px;flex-wrap:wrap;font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--steel)}
.tag-line b{color:var(--sapphire);font-weight:500}
.divider{height:1px;background:var(--line);border:0}
.center{text-align:center}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}
.mt-48{margin-top:48px}.mt-64{margin-top:64px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}

/* disclaimer strip */
.fineprint{
  font-size:13px;color:var(--faint);border-left:3px solid var(--line-2);
  padding:10px 0 10px 18px;max-width:760px;line-height:1.6;
}

/* svg diagrams: line-draw animation (activated by .rv.on inside) */
.draw path,.draw line,.draw circle,.draw rect,.draw polyline{
  stroke-dasharray:1000;stroke-dashoffset:1000;
}
.rv.on .draw path,.rv.on .draw line,.rv.on .draw circle,.rv.on .draw rect,.rv.on .draw polyline,
.draw.on path,.draw.on line,.draw.on circle,.draw.on rect,.draw.on polyline{
  animation:sew-draw 1.6s ease forwards;
}
@keyframes sew-draw{to{stroke-dashoffset:0}}

/* slow gear spin */
@keyframes sew-spin{to{transform:rotate(360deg)}}
.spin{animation:sew-spin 26s linear infinite;transform-origin:center;transform-box:fill-box}
.spin.rev{animation-direction:reverse;animation-duration:34s}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1060px){
  .cap-grid,.grid-4{grid-template-columns:repeat(2,1fr)}
  .sit-grid{grid-template-columns:repeat(2,1fr)}
  .sol-grid,.ind-grid,.prod-grid,.grid-3,.qc-grid{grid-template-columns:repeat(2,1fr)}
  .rail{flex-direction:column}
  .rail-step{border-left:1px solid var(--line);border-top:0}
  .rail-step:first-child{border-top:1px solid var(--line);border-radius:var(--r-sm) var(--r-sm) 0 0}
  .rail-step:last-child{border-radius:0 0 var(--r-sm) var(--r-sm)}
  .rail-step::after{top:auto;bottom:-11px;right:50%;transform:translateX(50%) rotate(135deg)}
  .feat{grid-template-columns:minmax(0,1fr);gap:40px}
  .feat.rev .feat-media{order:0}
  .foot-top{grid-template-columns:1fr 1fr;gap:40px}
  .statband .wrap{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(odd){border-left:0}
  .stat{border-top:1px solid var(--line)}
  .stat:nth-child(-n+2){border-top:0}
}
@media (max-width:860px){
  :root{--nav-h:66px}
  #navToggle{display:block}
  .nav-links{
    position:fixed;inset:var(--nav-h) 0 auto 0;max-height:calc(100vh - var(--nav-h));overflow:auto;
    background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-lg);
    flex-direction:column;align-items:stretch;padding:16px 22px 26px;gap:2px;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links>a,.nav-drop>button{padding:13px 10px;font-size:16.5px;width:100%;text-align:left;justify-content:space-between}
  .nav-drop{width:100%}
  .drop-menu{position:static;opacity:1;visibility:visible;transform:none;border:0;box-shadow:none;padding:0 0 6px 14px;display:none;min-width:0}
  .nav-drop.open .drop-menu{display:block}
  .nav-links>a.nav-cta{margin:14px 0 0;text-align:center;justify-content:center;display:flex}
  .logo-link svg{height:40px}
}
@media (max-width:640px){
  .section{padding:66px 0}
  .wrap{padding:0 20px}
  body{font-size:15.5px}
  .cap-grid,.sit-grid,.sol-grid,.ind-grid,.prod-grid,.grid-2,.grid-3,.grid-4,.qc-grid{grid-template-columns:minmax(0,1fr)}
  .f-row{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr;gap:36px;padding:56px 0 40px}
  .qb-flex{flex-direction:column;align-items:flex-start}
  .lede{font-size:17px}
  .statband .wrap{grid-template-columns:1fr 1fr}
  .stat{padding:24px 18px}
  .flow::before{left:23px}
  .flow-step{padding-left:74px}
  .flow-step .n{width:48px;height:48px;font-size:14px}
  .form-card{padding:26px 20px}
  .page-hero{padding:56px 0 48px}
  .btn{white-space:normal;text-align:center}
  .hero-ctas .btn{width:100%;justify-content:center}
  .qb-flex .btns .btn{width:100%;justify-content:center}
}