/* ==========================================================================
   S P Alectricals — core design system
   Shared tokens and components used by every redesigned page.
   Page-specific compositions live in sp-home.css / sp-about.css.
   Depends on css/sp-layout.css (header, footer, base reset) only.
   ========================================================================== */
:root{
  --navy:#181860; --navy-deep:#0E0E3A; --navy-mid:#24248C; --navy-soft:#2E2E9E;
  /* --green is the brand accent, used for DECORATION only (rules, glows, borders).
     Brand green carries only 2.69:1 against white, so anything with text on or in
     it uses --green-dk, which measures 5.09:1 on white and 4.62:1 on --surface. */
  --green:#3CB448; --green-dk:#297E32; --green-dkr:#22682A; --green-lt:#5BD16A;
  --white:#FFFFFF; --off:#F7F8FA; --surface:#F2F4F7;
  --ink:#111827; --muted:#667085; --border:#E4E7EC;
  --h:'Poppins','Segoe UI',system-ui,-apple-system,sans-serif;
  --b:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  --wrap:1240px;
  --sh-sm:0 1px 2px rgba(17,24,39,.04), 0 2px 8px rgba(17,24,39,.04);
  --sh:0 1px 2px rgba(17,24,39,.05), 0 12px 28px -10px rgba(17,24,39,.12);
  --sh-lg:0 2px 4px rgba(17,24,39,.06), 0 28px 60px -18px rgba(17,24,39,.20);
  --ease:cubic-bezier(.22,.8,.28,1);

  /* Mint scale, tinted from the brand green. Promoted out of sp-home once the
     About page needed the same surfaces — every page can now reach them.
     --m-muted exists because --muted is tuned for white and drops to 4.14:1
     on the mint panels. */
  --m-wash:#F5FBF6; --m-card:#EAF6EC; --m-card-2:#DCEFE0;
  --m-line:#CFE7D5; --m-muted:#5C6577;
  /* --m-line is a decorative hairline at 1.31:1 on white. WCAG 1.4.11 wants
     3:1 for the boundary of an interactive control, so buttons and chips use
     this stronger tone instead (3.2:1). */
  --m-line-ui:#6E9A7C;
}

/* ------------------------------------------------------------ primitives */
.hp{font-family:var(--b);color:#3F4658;font-size:16.5px;line-height:1.68;
    background:var(--white);-webkit-font-smoothing:antialiased}
.hp *{box-sizing:border-box}
.hp img{max-width:100%;display:block}
.hp a{text-decoration:none;color:inherit}
.hp p{margin:0}
.hp h2,.hp h3,.hp h4{font-family:var(--h);color:var(--ink);margin:0;
  letter-spacing:-.028em;line-height:1.12;font-weight:800;text-wrap:balance}
.hp-wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.hp-sec{padding:clamp(64px,7.5vw,112px) 0}
.hp-sec--tight{padding:clamp(52px,6vw,84px) 0}
.hp-off{background:var(--off)}

.hp-eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--b);
  font-size:12px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;
  color:var(--green-dk)}
.hp-eyebrow::before{content:"";width:20px;height:2px;background:var(--green);border-radius:2px}
.hp-head{max-width:720px;margin-bottom:clamp(38px,4vw,56px)}
.hp-head h2{font-size:clamp(28px,4.1vw,44px);margin:16px 0 16px}
.hp-head p{font-size:17.5px;color:var(--muted);max-width:60ch}

/* buttons */
.hp-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:10px;font-family:var(--b);font-size:15px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
.hp-btn svg{width:17px;height:17px;flex:none;transition:transform .22s var(--ease)}
.hp-btn:hover svg{transform:translateX(4px)}
.hp-btn--green{background:var(--green-dk);color:#fff;box-shadow:0 8px 20px -6px rgba(41,126,50,.5)}
.hp-btn--green:hover{background:var(--green-dkr);transform:translateY(-2px);color:#fff}
.hp-btn--ghost{border-color:rgba(255,255,255,.28);color:#fff}
.hp-btn--ghost:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.5);color:#fff}
.hp-btn--line{border-color:var(--border);color:var(--ink);background:#fff}
.hp-btn--line:hover{border-color:var(--navy);color:var(--navy)}
.hp-btn:focus-visible{outline:3px solid var(--green-dk);outline-offset:3px}

/* pill button, with the icon in its own circle — the reference's signature */
.hp .hp-pill{display:inline-flex;align-items:center;gap:10px;padding:9px 22px 9px 9px;
  border-radius:999px;background:var(--green-dk);color:#fff;font-family:var(--b);
  font-size:14.5px;font-weight:600;white-space:nowrap;
  box-shadow:0 8px 22px -8px rgba(41,126,50,.55);
  transition:background .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease)}
.hp-pill i{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;
  background:rgba(255,255,255,.2);flex:none}
.hp-pill svg{width:15px;height:15px;transition:transform .24s var(--ease)}
.hp .hp-pill:hover{background:var(--green-dkr);color:#fff;transform:translateY(-2px);
  box-shadow:0 12px 28px -8px rgba(41,126,50,.62)}
.hp-pill:hover svg{transform:translateX(3px)}
.hp-pill:focus-visible{outline:3px solid var(--green-dk);outline-offset:3px}
.hp .hp-pill--ghost{background:#fff;color:var(--ink);border:1px solid var(--m-line-ui);
  box-shadow:0 1px 2px rgba(17,24,39,.04)}
.hp .hp-pill--ghost i{background:var(--m-card-2);color:var(--green-dk)}
.hp .hp-pill--ghost:hover{background:#fff;color:var(--green-dk);border-color:var(--green-dk);
  box-shadow:0 10px 24px -10px rgba(17,24,39,.2)}

/* ============================================================== METRICS */
.hp-bento-stats{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
@media(min-width:900px){.hp-bento-stats{grid-template-columns:1.5fr 1fr 1fr;grid-auto-rows:minmax(0,auto)}}
.hp-stat{background:#fff;border:1px solid var(--border);border-radius:16px;padding:26px 24px;
  box-shadow:var(--sh-sm);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.hp-stat:hover{transform:translateY(-3px);box-shadow:var(--sh);border-color:#D3D8E2}
.hp-stat b{display:block;font-family:var(--h);font-weight:800;color:var(--navy);
  font-size:clamp(30px,3.8vw,42px);letter-spacing:-.04em;line-height:1;
  font-variant-numeric:tabular-nums}
.hp-stat span{display:block;margin-top:10px;font-size:13.5px;color:var(--muted);font-weight:500}
.hp-stat i{display:block;width:28px;height:3px;background:var(--green);border-radius:3px;margin-bottom:18px}
/* the lead stat spans two rows on desktop */
@media(min-width:900px){
  .hp-stat--lead{grid-row:span 2;display:flex;flex-direction:column;justify-content:center;
    padding:34px 30px;background:linear-gradient(158deg,#181860,#24248C);border-color:transparent}
  .hp-stat--lead b{color:#fff;font-size:clamp(44px,5.4vw,60px)}
  .hp-stat--lead span{color:#BFC4E6;font-size:14.5px}
  .hp-stat--lead i{background:var(--green-lt)}
  .hp-stat--lead:hover{border-color:transparent}
}
@media(max-width:899px){
  .hp-stat--lead{grid-column:span 2;background:linear-gradient(158deg,#181860,#24248C);border-color:transparent}
  .hp-stat--lead b{color:#fff}.hp-stat--lead span{color:#BFC4E6}.hp-stat--lead i{background:var(--green-lt)}
}
.hp-stat--hi{border-color:rgba(60,180,72,.35);background:linear-gradient(160deg,#F4FBF5,#fff)}
.hp-stat--hi b{color:var(--green-dk)}

/* ============================================================= PROJECTS */
/* Column counts are chosen so the featured card NEVER exceeds 1000px — the
   native width of the project photographs. At 3 columns inside a 1240px wrap
   a 2-column span is ~788px, comfortably under native. */
.hp-bento-proj{display:grid;gap:18px;grid-template-columns:1fr}
@media(min-width:620px){.hp-bento-proj{grid-template-columns:repeat(2,1fr)}}
@media(min-width:900px){.hp-bento-proj{grid-template-columns:repeat(3,1fr);grid-auto-rows:232px}}
.hp-proj{position:relative;display:block;border-radius:18px;overflow:hidden;
  background:var(--navy);box-shadow:var(--sh);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease)}
.hp-proj:hover{transform:translateY(-5px);box-shadow:var(--sh-lg)}
.hp-proj img{width:100%;aspect-ratio:2/1;object-fit:cover;
  filter:saturate(.78) contrast(1.08) brightness(.9);
  transition:transform .6s var(--ease),filter .4s var(--ease)}
.hp-proj:hover img{transform:scale(1.045);filter:saturate(1) contrast(1.06) brightness(1)}
/* duotone tie-in unifies the inconsistent grey skies across photos */
.hp-proj::before{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(172deg,rgba(24,24,96,.24) 0%,rgba(14,14,58,.32) 44%,rgba(14,14,58,.93) 100%)}
.hp-proj-in{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:22px}
.hp-proj-kw{display:inline-block;background:var(--green-dk);color:#fff;font-family:var(--h);
  font-size:12.5px;font-weight:800;padding:5px 13px;border-radius:999px;margin-bottom:11px;
  letter-spacing:.01em}
.hp-proj h3{color:#fff;font-size:18px;font-weight:700;line-height:1.24}
.hp-proj-loc{display:block;margin-top:5px;font-size:13px;color:#B7BCDE}
.hp-proj-go{display:inline-flex;align-items:center;gap:7px;margin-top:12px;
  font-size:12.5px;font-weight:700;color:#8FE39A}
.hp-proj-go svg{width:14px;height:14px;transition:transform .22s var(--ease)}
.hp-proj:hover .hp-proj-go svg{transform:translateX(4px)}
@media(min-width:900px){
  .hp-proj img{height:100%;aspect-ratio:auto}
  .hp-proj--lead{grid-column:span 2;grid-row:span 2}
  .hp-proj--lead h3{font-size:24px}
  .hp-proj--lead .hp-proj-kw{font-size:13.5px;padding:6px 15px}
}

/* ================================================================== WHY */
.hp-why{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:620px){.hp-why{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1040px){.hp-why{grid-template-columns:repeat(4,1fr)}}
.hp-wcard{background:var(--off);border:1px solid var(--border);border-radius:16px;
  padding:30px 26px;height:100%;
  /* very soft raised surface — restrained neumorphic depth, not the heavy 2020 look */
  box-shadow:0 1px 2px rgba(17,24,39,.03), 6px 6px 16px rgba(17,24,39,.05), -5px -5px 14px rgba(255,255,255,.9);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.hp-wcard:hover{transform:translateY(-4px);
  box-shadow:0 1px 2px rgba(17,24,39,.04), 10px 10px 26px rgba(17,24,39,.08), -8px -8px 20px rgba(255,255,255,.95)}
.hp-wicon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  margin-bottom:20px;background:linear-gradient(150deg,var(--navy),var(--navy-mid));
  box-shadow:0 8px 18px -6px rgba(24,24,96,.45)}
.hp-wicon svg{width:22px;height:22px;color:#8FE39A}
.hp-wcard h3{font-size:16.5px;font-weight:700;margin-bottom:9px}
.hp-wcard p{font-size:14px;color:var(--muted)}

/* ============================================================== PROCESS */
.hp-proc{position:relative;display:grid;gap:26px;grid-template-columns:1fr}
@media(min-width:900px){.hp-proc{grid-template-columns:repeat(4,1fr);gap:22px}}
.hp-step{position:relative;padding-left:56px}
@media(min-width:900px){.hp-step{padding-left:0;padding-top:56px}}
.hp-step-n{position:absolute;left:0;top:0;width:40px;height:40px;border-radius:11px;
  display:grid;place-items:center;background:#fff;border:1.5px solid var(--border);
  font-family:var(--h);font-size:13px;font-weight:800;color:var(--navy);z-index:2;
  font-variant-numeric:tabular-nums}
.hp-step--on .hp-step-n{background:var(--green-dk);border-color:var(--green-dk);color:#fff;
  box-shadow:0 8px 18px -6px rgba(41,126,50,.55)}
/* connector: vertical on mobile, horizontal on desktop */
.hp-step::before{content:"";position:absolute;left:19px;top:40px;bottom:-26px;width:2px;
  background:linear-gradient(var(--border),var(--border));z-index:1}
.hp-step:last-child::before{display:none}
@media(min-width:900px){
  .hp-step::before{left:40px;right:-22px;top:19px;bottom:auto;width:auto;height:2px}
  .hp-step:last-child::before{display:none}
}
.hp-step h3{font-size:17px;font-weight:700;margin-bottom:8px}
.hp-step p{font-size:14px;color:var(--muted)}

/* ================================================================== CTA */
.hp-cta{position:relative;overflow:hidden;background:var(--navy-deep);color:#fff;
  padding:clamp(60px,7.5vw,104px) 0}
.hp-cta::before{content:"";position:absolute;inset:0;
  background:radial-gradient(760px 420px at 84% 12%,rgba(60,180,72,.26),transparent 64%),
             linear-gradient(150deg,#0E0E3A,#181860 62%,#20208A 100%)}
.hp-cta::after{content:"";position:absolute;inset:0;opacity:.45;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(circle at 50% 50%,#000,transparent 78%);
          mask-image:radial-gradient(circle at 50% 50%,#000,transparent 78%)}
.hp-cta > .hp-wrap{position:relative;z-index:2}
.hp-cta-grid{display:grid;gap:32px;align-items:center}
@media(min-width:900px){.hp-cta-grid{grid-template-columns:1.4fr .6fr}}
.hp-cta h2{color:#fff;font-size:clamp(26px,3.7vw,40px);max-width:19ch}
.hp-cta p{color:#BFC4E6;margin-top:16px;max-width:54ch;font-size:17px}
.hp-cta-acts{display:flex;gap:13px;flex-wrap:wrap}

/* ======================================================= scroll reveal */
.hp-rv{opacity:0;transform:translateY(20px);
  transition:opacity .6s var(--ease),transform .6s var(--ease)}
.hp-rv.hp-in{opacity:1;transform:none}
/* if JS never runs, nothing stays hidden */
.hp-nojs .hp-rv{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .hp-rv{opacity:1!important;transform:none!important;transition:none}
  .hp *{animation:none!important;transition:none!important}
}