/* ============================================================
   GIGA-ENGYN — shared website stylesheet
   Brand tokens lifted from the company-profile deck.
   ============================================================ */

:root {
  --ink: #0D0D0D;
  --ink-2: #141414;
  --ink-3: #2A2A2A;
  --paper: #FFFFFF;
  --paper-2: #F5F5F2;
  --paper-3: #ECECE7;
  --green: #39C042;
  --green-deep: #2BA235;
  --rule: rgba(13, 13, 13, .12);
  --rule-dark: rgba(255, 255, 255, .14);
  --muted: #5A5A5A;
  --muted-2: #767676;
  --muted-dark: rgba(255, 255, 255, .62);

  --display-font: 'Space Grotesk', system-ui, sans-serif;
  --body-font: 'Inter', system-ui, sans-serif;
  --mono-font: 'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1280px;
  --pad-x: clamp(22px, 5vw, 72px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--body-font);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--pad-x); }

/* ---- type helpers ---- */
.display {
  font-family: var(--display-font);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 0.98;
  margin: 0;
  text-wrap: balance;
}
.h2 {
  font-family: var(--display-font);
  font-weight: 600;
  font-size: clamp(32px, 4.2vw, 58px);
  letter-spacing: -0.025em;
  line-height: 1.02;
  margin: 0;
  text-wrap: balance;
}
.h3 {
  font-family: var(--display-font);
  font-weight: 600;
  font-size: clamp(22px, 2.4vw, 30px);
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin: 0;
}
.lead {
  font-size: clamp(18px, 1.7vw, 22px);
  line-height: 1.45;
  color: var(--ink-3);
  margin: 0;
}
.body { font-size: 17px; line-height: 1.6; color: var(--ink-3); margin: 0; }
.muted { color: var(--muted); }

/* ---- eyebrow ---- */
.eyebrow {
  font-family: var(--mono-font);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green-deep);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}
.eyebrow::before {
  content: "";
  width: 30px;
  height: 2px;
  background: var(--green);
  display: inline-block;
}
.on-dark .eyebrow, .dark .eyebrow { color: var(--green); }

/* ---- pill / buttons ---- */
.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--green);
  color: var(--ink);
  border-radius: 100px;
  padding: 14px 26px;
  font-family: var(--display-font);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.01em;
  border: 1.5px solid var(--green);
  transition: transform .18s ease, background .18s ease, color .18s ease;
  cursor: pointer;
  white-space: nowrap;
}
.pill:hover { transform: translateY(-2px); }
.pill.ghost { background: transparent; color: var(--ink); border-color: var(--rule); }
.pill.ghost:hover { border-color: var(--ink); background: transparent; }
.on-dark .pill.ghost, .dark .pill.ghost { color: var(--paper); border-color: var(--rule-dark); }
.on-dark .pill.ghost:hover, .dark .pill.ghost:hover { border-color: var(--paper); }
.pill.sm { padding: 9px 18px; font-size: 14px; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono-font);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--rule);
  border-radius: 100px;
  padding: 7px 15px;
}
.dark .tag, .on-dark .tag { color: var(--muted-dark); border-color: var(--rule-dark); }
.tag .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }

.dot-mark {
  width: 13px; height: 13px; border-radius: 50%; background: var(--green);
  display: inline-block; box-shadow: 0 0 0 5px rgba(57, 192, 66, .16);
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(1.4) blur(10px);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  border-bottom: 1px solid var(--rule);
}
.nav.on-ink { background: rgba(13, 13, 13, .72); }
.nav.on-ink .nav-inner { border-color: var(--rule-dark); }
.nav.on-paper { background: rgba(255, 255, 255, .8); }
.nav .logo { height: 34px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a {
  font-family: var(--mono-font);
  font-size: 13.5px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-3);
  transition: color .15s ease;
  white-space: nowrap;
}
.nav.on-ink .nav-links a { color: var(--muted-dark); }
.nav-links a:hover { color: var(--green-deep); }
.nav.on-ink .nav-links a:hover { color: var(--green); }
.nav-cta { display: flex; align-items: center; gap: 12px; }

/* ---- burger + mobile menu ---- */
.nav-burger {
  display: none;
  width: 42px; height: 42px;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 7px;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 12px;
  cursor: pointer;
  padding: 0;
}
.nav-burger span { display: block; width: 18px; height: 2px; border-radius: 2px; background: var(--ink); transition: transform .2s ease; }
.nav.on-ink .nav-burger { border-color: var(--rule-dark); }
.nav.on-ink .nav-burger span { background: var(--paper); }
.nav.menu-open .nav-burger span:first-child { transform: translateY(4.5px) rotate(45deg); }
.nav.menu-open .nav-burger span:last-child { transform: translateY(-4.5px) rotate(-45deg); }
.nav-menu { display: none; }
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .nav-burger { display: inline-flex; }
  .nav.menu-open .nav-menu { display: block; border-bottom: 1px solid var(--rule); }
  .nav-menu .menu-inner { display: flex; flex-direction: column; padding-block: 8px 22px; }
  .nav-menu a {
    font-family: var(--mono-font);
    font-size: 13px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink);
    padding: 15px 0;
    border-bottom: 1px solid var(--rule);
  }
  .nav-menu a.pill {
    font-family: var(--display-font);
    text-transform: none;
    letter-spacing: 0.01em;
    border: 1.5px solid var(--green);
    align-self: flex-start;
    margin-top: 20px;
    padding: 11px 22px;
    font-size: 15px;
  }
}
@media (max-width: 520px) { .nav-cta .pill { display: none; } }

/* ============================================================
   SHARED SECTION CHROME
   ============================================================ */
section { position: relative; }
.sec { padding-block: clamp(64px, 9vw, 132px); }
.sec-head { max-width: 760px; display: flex; flex-direction: column; gap: 20px; margin-bottom: 56px; }
.dark { background: var(--ink); color: var(--paper); }
.dark .lead { color: var(--muted-dark); }
.dark .body { color: var(--muted-dark); }
.cream { background: var(--paper-2); }

.grid-lines {
  position: absolute; inset: 0;
  background-image: linear-gradient(to right, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: clamp(120px, 14vw, 200px) 100%;
  pointer-events: none;
}
.grid-lines.ink {
  background-image: linear-gradient(to right, rgba(13, 13, 13, .04) 1px, transparent 1px);
}

/* ---- who-we-are / founding ---- */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 48px; } }
.story p + p { margin-top: 20px; }
.legacy { display: grid; grid-template-columns: 1fr; gap: 14px; margin-top: 8px; }
.legacy-card {
  border: 1px solid var(--rule);
  border-radius: 18px;
  padding: 26px 24px;
  background: var(--paper);
  display: flex; flex-direction: column; gap: 12px;
}
.legacy-card .nm {
  font-family: var(--display-font); font-weight: 600; font-size: 19px; letter-spacing: -0.01em;
}
.legacy-card .meta { font-family: var(--mono-font); font-size: 12px; letter-spacing: 0.06em; color: var(--muted); text-transform: uppercase; }
.legacy-plus {
  display: flex; align-items: center; justify-content: center;
  font-family: var(--display-font); font-weight: 600; font-size: 26px; color: var(--green-deep);
}
@media (max-width: 520px) { .legacy { grid-template-columns: 1fr; } }

/* ---- stat row ---- */
.statrow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: 20px; overflow: hidden; }
.dark .statrow { background: var(--rule-dark); border-color: var(--rule-dark); }
.statcell { background: var(--paper); padding: 30px 26px; display: flex; flex-direction: column; gap: 6px; }
.dark .statcell { background: var(--ink); }
.statcell .num { font-family: var(--display-font); font-weight: 600; font-size: clamp(34px, 4vw, 52px); letter-spacing: -0.03em; line-height: 1; }
.statcell .num span { color: var(--green-deep); }
.dark .statcell .num span { color: var(--green); }
.statcell .lbl { font-family: var(--mono-font); font-size: 12px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--muted); }
.dark .statcell .lbl { color: var(--muted-dark); }
@media (max-width: 780px) { .statrow { grid-template-columns: 1fr 1fr; } }

/* ---- values ---- */
.values { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--rule-dark); border: 1px solid var(--rule-dark); border-radius: 22px; overflow: hidden; }
.value {
  background: var(--ink); padding: 38px 36px 42px;
  display: flex; flex-direction: column; gap: 14px; min-height: 220px;
}
.value .vn { font-family: var(--mono-font); font-size: 12px; letter-spacing: 0.1em; color: var(--green); }
.value h4 { font-family: var(--display-font); font-weight: 600; font-size: 24px; letter-spacing: -0.01em; margin: 0; }
.value p { font-size: 15.5px; line-height: 1.6; color: var(--muted-dark); margin: 0; }
@media (max-width: 760px) { .values { grid-template-columns: 1fr; } }

/* ---- sectors ---- */
.sectors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 920px) { .sectors { grid-template-columns: 1fr; } }
.sector {
  border: 1px solid var(--rule);
  border-radius: 22px;
  overflow: hidden;
  background: var(--paper);
  display: flex; flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease;
}
.sector:hover { transform: translateY(-4px); box-shadow: 0 24px 50px -28px rgba(13, 13, 13, .35); }
.sector .ph { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.sector .body-pad { padding: 28px 28px 32px; display: flex; flex-direction: column; gap: 16px; flex: 1; }
.sector .code { font-family: var(--mono-font); font-size: 12px; letter-spacing: 0.08em; color: var(--green-deep); text-transform: uppercase; }
.sector h4 { font-family: var(--display-font); font-weight: 600; font-size: 23px; letter-spacing: -0.01em; margin: 0; }
.sector ul { margin: 4px 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 9px; }
.sector li { font-size: 14.5px; line-height: 1.45; color: var(--ink-3); padding-left: 20px; position: relative; }
.sector li::before { content: ""; position: absolute; left: 0; top: 8px; width: 7px; height: 7px; border-radius: 50%; background: var(--green); }

/* ---- image placeholder ---- */
.ph {
  background:
    repeating-linear-gradient(135deg, rgba(13, 13, 13, .045) 0 2px, transparent 2px 12px),
    var(--paper-3);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted-2);
  font-family: var(--mono-font); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
}
.ph.dark-ph {
  background:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, .05) 0 2px, transparent 2px 12px),
    #1b1b1b;
  color: rgba(255, 255, 255, .42);
}
.ph .lbl { padding: 8px 12px; border: 1px dashed currentColor; border-radius: 8px; }

/* ---- key facts ---- */
.facts { border-top: 1px solid var(--rule-dark); }
.fact { display: grid; grid-template-columns: 280px 1fr; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--rule-dark); align-items: baseline; }
.fact dt { font-family: var(--mono-font); font-size: 12.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted-dark); margin: 0; }
.fact dd { margin: 0; font-family: var(--display-font); font-weight: 500; font-size: clamp(18px, 1.9vw, 23px); letter-spacing: -0.01em; }
.fact dd .g { color: var(--green); }
@media (max-width: 640px) { .fact { grid-template-columns: 1fr; gap: 6px; } }

/* ---- contact ---- */
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; gap: 44px; } }
.contact-list { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; }
.contact-row { display: flex; align-items: center; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--rule-dark); }
.contact-row .k { font-family: var(--mono-font); font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--green); width: 110px; flex-shrink: 0; }
.contact-row .v { font-family: var(--display-font); font-weight: 500; font-size: clamp(17px, 1.9vw, 22px); letter-spacing: -0.01em; }

/* ---- footer ---- */
.foot { background: var(--ink); color: var(--paper); padding-block: 64px 40px; }
.foot-top { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; flex-wrap: wrap; padding-bottom: 40px; border-bottom: 1px solid var(--rule-dark); }
.foot-nav { display: flex; flex-wrap: wrap; gap: 14px 30px; padding: 26px 0; border-bottom: 1px solid var(--rule-dark); }
.foot-nav a { font-family: var(--mono-font); font-size: 12.5px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--muted-dark); transition: color .15s ease; }
.foot-nav a:hover { color: var(--green); }
.foot .logo { height: 30px; }
.foot-tag { font-family: var(--display-font); font-weight: 500; font-size: clamp(20px, 2.4vw, 30px); letter-spacing: -0.02em; }
.foot-tag .g { color: var(--green); }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 30px; font-family: var(--mono-font); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted-dark); }

/* ============================================================
   TRUST MARKS (NDPA / ISO 27001 / ISO 9001)
   The blocks that use these styles are commented out in both
   pages until certification completes. Live look + drop zone:
   "Trust Marks Preview.html". Official artwork: assets/marks/
   ============================================================ */
.cert-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.cert-chip {
  display: inline-flex; align-items: center; gap: 11px;
  border: 1px solid var(--rule-dark); border-radius: 100px;
  padding: 7px 17px 7px 8px;
  font-family: var(--mono-font); font-size: 11.5px; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--paper); font-weight: 500;
  white-space: nowrap;
}
.cert-chip .mk {
  width: 30px; height: 30px; flex-shrink: 0;
  background: var(--paper); border-radius: 8px;
  object-fit: contain; padding: 4px;
}
.foot-certs {
  display: flex; align-items: center; gap: 20px 40px; flex-wrap: wrap;
  padding: 24px 0; border-bottom: 1px solid var(--rule-dark);
}
.foot-certs .lbl { font-family: var(--mono-font); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-dark); }
.foot-cert { display: flex; align-items: center; gap: 13px; }
.foot-cert .mk { width: 38px; height: 38px; flex-shrink: 0; background: var(--paper); border-radius: 8px; object-fit: contain; padding: 5px; }
.foot-cert .t { font-family: var(--mono-font); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted-dark); line-height: 1.55; }
.foot-cert .t b { display: block; font-weight: 500; color: var(--paper); }
/* badges not yet certified carry the hidden attribute */
.cert-chip[hidden], .foot-cert[hidden] { display: none !important; }

/* ============================================================
   MOBILE RESPONSIVE ADDITIONS
   ============================================================ */

/* Contact rows: stack label / value vertically on small phones */
@media (max-width: 520px) {
  .contact-row { flex-direction: column; gap: 4px; padding: 16px 0; }
  .contact-row .k { width: auto; }
  .contact-row .v { font-size: 16px !important; }
}

/* Product stats: prevent 3-column overflow on narrow phones */
@media (max-width: 520px) {
  .product-stats { gap: 18px; }
  .product-stats .lbl { max-width: 80px; }
}