/* ============================================================
   EzSim — Landing page styles
   ============================================================ */

/* ---------- HERO ---------- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--text-ondark);
  padding: 150px 0 90px;
  overflow: hidden;
}
.hero::before {
  /* faint engineering grid */
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(120% 90% at 60% 10%, #000 35%, transparent 75%);
  -webkit-mask-image: radial-gradient(120% 90% at 60% 10%, #000 35%, transparent 75%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute; top: -20%; right: -10%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(236,72,153,.14), transparent 62%);
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 2;
  max-width: var(--maxw-wide); margin: 0 auto; padding: 0 32px;
  display: grid; grid-template-columns: 1.02fr 1fr; gap: 56px; align-items: center;
}
.hero h1 {
  color: #fff;
  font-size: clamp(42px, 5.6vw, 76px);
  line-height: 1.0;
  margin: 24px 0 0;
}
.hero h1 .accent { color: var(--lime); }
.hero .sub {
  margin-top: 26px;
  font-size: 20px;
  line-height: 1.55;
  color: var(--text-ondark-muted);
  max-width: 540px;
}
.hero .sub b { color: var(--text-ondark); font-weight: 500; }
.hero-cta { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }

.hero-stats {
  display: flex; gap: 40px; margin-top: 52px;
  padding-top: 32px; border-top: 1px solid var(--line-dark);
}
.hero-stat .num {
  font-family: 'Space Grotesk'; font-size: 38px; font-weight: 600;
  letter-spacing: -0.03em; color: #fff; line-height: 1;
}
.hero-stat .num .sign { color: var(--lime); }
.hero-stat .lbl { margin-top: 8px; font-size: 13.5px; color: var(--text-ondark-faint); }

/* ---------- Digital twin viewport ---------- */
.twin {
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #131e3d, #0a1228);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.7), inset 0 0 0 1px var(--line-dark-2);
  overflow: hidden;
  aspect-ratio: 5 / 4.2;
}
.twin-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 13px 16px; border-bottom: 1px solid var(--line-dark);
  font-family: 'JetBrains Mono'; font-size: 12px; color: var(--text-ondark-faint);
}
.twin-bar .dot { width: 9px; height: 9px; border-radius: 50%; background: #33405e; }
.twin-bar .dot.live { background: var(--lime); box-shadow: 0 0 0 3px rgba(236,72,153,.2); animation: pulse 2s infinite; }
.twin-bar .path { margin-left: 6px; letter-spacing: .02em; }
.twin-bar .ver { margin-left: auto; color: var(--text-ondark-faint); }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.twin-stage { position: relative; width: 100%; height: calc(100% - 47px); }
.twin-stage svg { width: 100%; height: 100%; display: block; }

/* HUD overlays */
.hud {
  position: absolute; z-index: 3;
  font-family: 'JetBrains Mono';
  background: rgba(8,15,36,.72);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line-dark-2);
  border-radius: 12px;
  padding: 12px 14px;
}
.hud-rate { top: 16px; left: 16px; }
.hud-rate .v { font-size: 26px; font-weight: 600; color: #fff; letter-spacing: -0.02em; font-family: 'Space Grotesk'; }
.hud-rate .u { font-size: 12px; color: var(--text-ondark-faint); margin-left: 4px; }
.hud-rate .k { font-size: 10.5px; letter-spacing: .18em; text-transform: uppercase; color: var(--text-ondark-faint); margin-bottom: 5px; }

.hud-kpi { bottom: 16px; right: 16px; display: flex; flex-direction: column; gap: 8px; padding: 13px 15px; }
.hud-kpi .row { display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: 12px; }
.hud-kpi .row .lab { color: var(--text-ondark-muted); }
.hud-kpi .row .val { color: var(--lime); font-weight: 600; }
.hud-kpi .row .val.neutral { color: #fff; }

.hud-chip {
  bottom: 16px; left: 16px;
  display: flex; align-items: center; gap: 8px;
  font-size: 11.5px; color: var(--text-ondark); padding: 9px 13px;
}
.hud-chip .tag { color: var(--lime); }

/* ---------- Capabilities ---------- */
.caps-grid {
  margin-top: 56px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.cap {
  background: var(--paper); padding: 34px 30px 36px;
  transition: background .25s;
  position: relative;
}
.cap:hover { background: var(--paper-2); }
.cap-ic {
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--ink); color: var(--lime);
  display: grid; place-items: center; margin-bottom: 22px;
}
.cap-ic svg { width: 23px; height: 23px; }
.cap h3 { font-size: 20px; font-weight: 600; }
.cap p { margin-top: 11px; font-size: 15.5px; color: var(--text-muted); line-height: 1.55; }
.cap-num {
  position: absolute; top: 28px; right: 28px;
  font-family: 'JetBrains Mono'; font-size: 12px; color: var(--text-faint);
}

/* ---------- How it works ---------- */
.how { background: var(--paper-2); }
.steps { margin-top: 56px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.step { position: relative; }
.step-num {
  font-family: 'Space Grotesk'; font-size: 15px; font-weight: 600;
  color: var(--ink); background: var(--lime);
  width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center; margin-bottom: 22px;
}
.step h3 { font-size: 21px; }
.step p { margin-top: 11px; font-size: 15.5px; color: var(--text-muted); line-height: 1.55; }
.step-line {
  position: absolute; top: 19px; left: 50px; right: -13px; height: 1px;
  background: linear-gradient(90deg, var(--line-2), var(--line-2) 60%, transparent);
}
.step:last-child .step-line { display: none; }
.step-flow {
  margin-top: 14px; height: 64px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--paper);
  position: relative; overflow: hidden;
}

/* ---------- Industries ---------- */
.ind-grid { margin-top: 56px; display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.ind {
  background: var(--ink); color: var(--text-ondark);
  border-radius: var(--radius-lg); padding: 40px;
  position: relative; overflow: hidden;
}
.ind::after {
  content: ''; position: absolute; right: -60px; top: -60px;
  width: 240px; height: 240px;
  background: radial-gradient(circle, rgba(236,72,153,.12), transparent 65%);
}
.ind .ind-vis { position: relative; height: 200px; margin-bottom: 28px; border-radius: 12px; overflow: hidden; border: 1px solid var(--line-dark); background: #0b1430; }
.ind .ind-vis svg { width: 100%; height: 100%; }
.ind .ind-vis img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ind .ind-tag { font-family: 'JetBrains Mono'; font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--lime); }
.ind h3 { color: #fff; font-size: 26px; margin: 14px 0 8px; }
.ind .ind-lead { color: var(--text-ondark-muted); font-size: 16px; }
.ind ul { margin-top: 22px; display: flex; flex-direction: column; gap: 13px; }
.ind li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; color: var(--text-ondark); }
.ind li svg { width: 18px; height: 18px; color: var(--lime); flex-shrink: 0; margin-top: 2px; }

/* ---------- Results ---------- */
.results { background: var(--paper); }
.res-grid { margin-top: 56px; display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.res {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 30px;
  background: var(--paper); transition: box-shadow .25s, transform .25s, border-color .25s;
}
.res:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: var(--line-2); }
.res .big { font-family: 'Space Grotesk'; font-size: 52px; font-weight: 600; letter-spacing: -0.03em; line-height: 1; }
.res .big .sign { color: var(--lime-deep); }
.res .res-lab { margin-top: 12px; font-size: 16px; font-weight: 600; }
.res .res-src { margin-top: 14px; font-family: 'JetBrains Mono'; font-size: 12px; color: var(--text-faint); letter-spacing: .01em; }

.quote {
  margin-top: 28px; border-radius: var(--radius-lg);
  background: var(--ink); color: #fff; padding: 52px 56px;
  display: grid; grid-template-columns: auto 1fr; gap: 36px; align-items: center;
  position: relative; overflow: hidden;
}
.quote::before { content: '\201C'; position: absolute; top: -10px; left: 30px; font-family: 'Space Grotesk'; font-size: 160px; color: rgba(236,72,153,.14); }
.quote-avatar {
  width: 84px; height: 84px; border-radius: 16px;
  background: linear-gradient(135deg, var(--ink-3), var(--ink-2));
  border: 1px solid var(--line-dark-2);
  display: grid; place-items: center; font-family: 'Space Grotesk'; font-weight: 600; font-size: 28px; color: var(--lime);
  flex-shrink: 0;
}
.quote blockquote { font-family: 'Space Grotesk'; font-size: clamp(20px, 2.2vw, 27px); font-weight: 500; line-height: 1.35; letter-spacing: -0.01em; }
.quote cite { display: block; margin-top: 20px; font-style: normal; font-family: 'JetBrains Mono'; font-size: 13px; color: var(--text-ondark-muted); letter-spacing: .02em; }
.quote cite b { color: var(--lime); font-weight: 500; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 44px; }
  .twin { max-width: 560px; }
  .caps-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; gap: 32px; }
  .step-line { display: none; }
  .res-grid { grid-template-columns: 1fr; }
  .ind-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .hero { padding: 124px 0 70px; }
  .hero-stats { gap: 26px; flex-wrap: wrap; }
  .caps-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .quote { grid-template-columns: 1fr; padding: 36px 28px; text-align: left; gap: 22px; }
  .res .big { font-size: 44px; }
}

/* ---------- Outcomes: KPI words ---------- */
.res .big.kpi { font-size: 32px; line-height: 1.1; }

/* ---------- Questions grid ---------- */
.q-grid { margin-top: 48px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.q {
  position: relative; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--paper); padding: 28px 28px; min-height: 104px;
  display: flex; align-items: center;
  font-family: 'Space Grotesk'; font-weight: 600; font-size: 20px;
  letter-spacing: -0.02em; line-height: 1.32; color: var(--text);
  transition: box-shadow .25s, transform .25s, border-color .25s;
}
.q::after {
  content: '?'; position: absolute; right: 16px; bottom: -10px;
  font-family: 'Space Grotesk'; font-weight: 700; font-size: 84px;
  color: rgba(236,72,153,.12); line-height: 1; pointer-events: none;
}
.q:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: var(--line-2); }

/* ---------- ROI illustrative example ---------- */
.roi {
  margin-top: 28px; border-radius: var(--radius-lg);
  background: var(--ink); color: var(--text-ondark);
  padding: 40px 44px; position: relative; overflow: hidden;
}
.roi-tag {
  display: inline-block; font-family: 'JetBrains Mono'; font-size: 11px;
  letter-spacing: .2em; text-transform: uppercase; color: var(--lime);
  margin-bottom: 26px;
}
.roi-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 28px; align-items: start; }
.roi-col { display: flex; flex-direction: column; gap: 12px; }
.roi-h { font-family: 'JetBrains Mono'; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--text-ondark-faint); }
.roi-stat { font-size: 18px; color: var(--text-ondark-muted); }
.roi-stat b { font-family: 'Space Grotesk'; font-weight: 600; font-size: 26px; color: #fff; letter-spacing: -0.02em; margin-right: 8px; }
.roi-col p { font-size: 16px; color: var(--text-ondark-muted); line-height: 1.55; }
.roi-win { border-left: 1px solid var(--line-dark); padding-left: 28px; }
.roi-win .roi-h { color: var(--lime); }
.roi-win .roi-stat b { color: var(--lime); }

@media (max-width: 900px) {
  .q-grid { grid-template-columns: 1fr 1fr; }
  .roi-grid { grid-template-columns: 1fr; gap: 24px; }
  .roi-win { border-left: 0; padding-left: 0; border-top: 1px solid var(--line-dark); padding-top: 24px; }
}
@media (max-width: 560px) {
  .q-grid { grid-template-columns: 1fr; }
  .q { font-size: 18px; min-height: 0; padding: 24px; }
  .roi { padding: 32px 26px; }
}

/* ---------- Can EzSim help: tabs + accordion ---------- */
.faqx-tabs { margin-top: 44px; display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.faqx-tab {
  font-family: 'Archivo', system-ui, sans-serif; font-weight: 600; font-size: 15px;
  padding: 11px 22px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--paper); color: var(--text-muted); cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.faqx-tab:hover { color: var(--text); border-color: var(--line-2); }
.faqx-tab.on { background: var(--ink); color: #fff; border-color: var(--ink); }

.faqx-panels { margin: 34px auto 0; max-width: 820px; }
.faqx-panel { display: flex; flex-direction: column; gap: 12px; }
.faqx-panel[hidden] { display: none; }

.qa { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); transition: border-color .2s; }
.qa:hover { border-color: var(--line-2); }
.qa-q {
  width: 100%; text-align: left; cursor: pointer; background: none; border: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 22px 24px; font-family: 'Space Grotesk', sans-serif; font-weight: 600;
  font-size: 18px; letter-spacing: -0.01em; color: var(--text);
}
.qa-ic { position: relative; width: 16px; height: 16px; flex-shrink: 0; }
.qa-ic::before, .qa-ic::after {
  content: ''; position: absolute; background: var(--lime-deep); border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}
.qa-ic::before { left: 0; top: 7px; width: 16px; height: 2px; }
.qa-ic::after { left: 7px; top: 0; width: 2px; height: 16px; }
.qa-q[aria-expanded="true"] .qa-ic::after { transform: scaleY(0); opacity: 0; }
.qa-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.qa-a p { padding: 0 24px 22px; margin: 0; color: var(--text-muted); font-size: 16px; line-height: 1.62; max-width: 66ch; }

@media (max-width: 560px) {
  .qa-q { font-size: 16px; padding: 18px 18px; }
  .qa-a p { padding: 0 18px 18px; }
}

/* ---------- Twin journey (maturity) ---------- */
.twin-journey { background: var(--ink); color: var(--text-ondark); }
.twin-journey .section-head h2 { color: #fff; }
.twin-journey .section-head p { color: var(--text-ondark-muted); }
.tj-grid { margin-top: 52px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tj {
  border: 1px solid var(--line-dark); border-radius: var(--radius-lg);
  padding: 32px 30px; background: rgba(255,255,255,.02); position: relative;
}
.tj-stage {
  display: inline-block; font-family: 'JetBrains Mono'; font-size: 11px;
  letter-spacing: .16em; text-transform: uppercase; color: var(--lime);
  padding: 5px 12px; border: 1px solid rgba(236,72,153,.4); border-radius: 999px;
}
.tj-stage.tj-soon { color: var(--text-ondark-faint); border-color: var(--line-dark); }
.tj-q { font-family: 'Space Grotesk'; font-weight: 600; font-size: 30px; color: #fff; letter-spacing: -0.02em; margin: 0 0 14px; }
.tj h3 { color: var(--lime); font-size: 18px; margin: 0 0 10px; }
.tj p { color: var(--text-ondark-muted); font-size: 15.5px; line-height: 1.6; }
.tj-foot { margin-top: 32px; text-align: center; color: var(--text-ondark-faint); font-size: 15.5px; }
.tj-foot b { color: #fff; font-weight: 600; }

@media (max-width: 900px) {
  .tj-grid { grid-template-columns: 1fr; gap: 16px; }
}