/* ===================== Home / Landing ===================== */
.home { display: flex; flex-direction: column; gap: 66px; padding-bottom: 28px; }
a.btn { text-decoration: none; display: inline-flex; align-items: center; justify-content: center; }
.home-sec { scroll-margin-top: 96px; }

/* Hero */
.hero { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 44px; align-items: center; padding-top: 10px; }
@media (max-width: 920px) { .hero { grid-template-columns: 1fr; gap: 30px; } }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 600;
  letter-spacing: .05em; text-transform: uppercase; color: var(--accent);
  background: rgba(56,189,248,.08); border: 1px solid rgba(56,189,248,.25);
  padding: 6px 12px; border-radius: 999px; }
.dot-live { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: pulse 2.2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(56,189,248,.5); }
  70% { box-shadow: 0 0 0 8px rgba(56,189,248,0); }
  100% { box-shadow: 0 0 0 0 rgba(56,189,248,0); }
}
.hero-title { font-size: 46px; line-height: 1.05; letter-spacing: -0.03em; margin: 18px 0 0; font-weight: 700; }
.hero-title em { font-style: normal; color: var(--accent); }
.hero-sub { color: var(--muted); font-size: 16px; line-height: 1.62; margin: 18px 0 0; max-width: 540px; }
.hero-cta { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.btn.lg { padding: 13px 22px; font-size: 15px; border-radius: 11px; }
.hero-stats { display: flex; gap: 34px; margin-top: 34px; flex-wrap: wrap; }
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats b { font-size: 22px; color: var(--text); font-family: var(--mono); }
.hero-stats span { font-size: 12px; color: var(--muted); margin-top: 3px; }
.hero-media { margin: 0; position: relative; border-radius: 16px; overflow: hidden;
  border: 1px solid var(--line-2); box-shadow: 0 30px 60px -32px rgba(0,0,0,.75); }
.hero-media img { width: 100%; display: block; }
.hero-media figcaption { position: absolute; left: 14px; bottom: 14px; display: inline-flex; align-items: center;
  gap: 7px; font-size: 12px; font-family: var(--mono); color: var(--text); background: rgba(13,17,23,.74);
  border: 1px solid var(--line-2); padding: 6px 11px; border-radius: 8px; backdrop-filter: blur(6px); }
.pin-ico { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }

/* Section heads */
.sec-head { text-align: center; max-width: 640px; margin: 0 auto 34px; }
.sec-head h3 { font-size: 28px; letter-spacing: -0.02em; margin: 0 0 8px; }
.sec-head p { color: var(--muted); margin: 0; font-size: 15px; line-height: 1.55; }

/* Features */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 920px) { .feat-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .feat-grid { grid-template-columns: 1fr; } }
.feat { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 22px;
  transition: border-color .2s ease, transform .2s ease; }
.feat:hover { border-color: var(--line-2); transform: translateY(-2px); }
.feat-ico { width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center;
  background: rgba(56,189,248,.1); color: var(--accent); border: 1px solid rgba(56,189,248,.22); margin-bottom: 15px; }
.feat-ico svg { width: 23px; height: 23px; }
.feat h4 { margin: 0 0 7px; font-size: 16px; }
.feat p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.55; }

/* Demo / annotated sample */
.demo-wrap { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 30px; align-items: center; }
@media (max-width: 920px) { .demo-wrap { grid-template-columns: 1fr; } }
.annot { margin: 0; position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--line-2); }
.annot img { width: 100%; display: block; }
.annot .overlay { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.7)); }
.annot .ln { fill: none; stroke-width: 2.6; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.annot .ln.bl { stroke: #60a5fa; }
.annot .ln.am { stroke: #fbbf24; }
.annot .ln.pa { stroke: #c084fc; }
.mlabels { position: absolute; inset: 0; pointer-events: none; }
.mchip {
  position: absolute; transform: translate(-50%, -50%);
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 9px; border-radius: 8px;
  font-family: var(--mono); font-size: 12.5px; font-weight: 600; line-height: 1;
  letter-spacing: 0.01em; white-space: nowrap; color: #f1f5f9;
  background: rgba(8,14,24,.74); -webkit-backdrop-filter: blur(7px); backdrop-filter: blur(7px);
  border: 1px solid rgba(255,255,255,.13);
  box-shadow: 0 6px 18px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.07);
}
.mchip i { width: 7px; height: 7px; border-radius: 50%; flex: none; }
.mchip.bl { border-color: rgba(96,165,250,.5); }
.mchip.bl i { background: #60a5fa; box-shadow: 0 0 8px rgba(96,165,250,.85); }
.mchip.am { border-color: rgba(251,191,36,.5); }
.mchip.am i { background: #fbbf24; box-shadow: 0 0 8px rgba(251,191,36,.85); }
.mchip.pa { border-color: rgba(192,132,252,.5); }
.mchip.pa i { background: #c084fc; box-shadow: 0 0 8px rgba(192,132,252,.85); }
@media (max-width: 920px) { .mchip { font-size: 13.5px; } }
@media (max-width: 520px) { .mchip { font-size: 11px; padding: 4px 7px; } }
.demo-legend { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.demo-legend li { display: flex; align-items: center; gap: 11px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 11px; padding: 13px 15px; font-size: 14px; }
.demo-legend b { font-weight: 600; }
.demo-legend small { color: var(--muted); font-size: 12.5px; }
.lg-dot { width: 12px; height: 12px; border-radius: 50%; flex: none; }
.lg-dot.bl { background: #60a5fa; }
.lg-dot.am { background: #fbbf24; }
.lg-dot.pa { background: #c084fc; }
.demo-legend .lg-val { margin-left: auto; font-family: var(--mono); color: var(--accent-2); font-size: 13px; white-space: nowrap; }

/* Validated accuracy */
.valid-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: start; }
@media (max-width: 920px) { .valid-wrap { grid-template-columns: 1fr; } }
.valid-steps { list-style: none; margin: 0 0 20px; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.valid-steps li { display: flex; gap: 13px; align-items: flex-start; font-size: 14px; line-height: 1.55; color: var(--muted); }
.valid-steps b { color: var(--text); font-weight: 600; }
.vs-num { flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--mono); font-weight: 700; font-size: 13px; background: var(--bg-3); color: var(--accent);
  border: 1px solid var(--line-2); }
.valid-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 0 0 18px; }
@media (max-width: 520px) { .valid-stats { grid-template-columns: 1fr; } }
.vstat { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px 15px; }
.vstat-n { display: block; font-family: var(--mono); font-weight: 700; font-size: 22px; color: var(--accent-2); line-height: 1.1; }
.vstat-l { display: block; margin-top: 5px; font-size: 12px; color: var(--muted); line-height: 1.45; }
.valid-note { margin: 0; font-size: 12.5px; line-height: 1.6; color: var(--muted); }
.valid-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.valid-gallery figure { margin: 0; border: 1px solid var(--line-2); border-radius: 12px; overflow: hidden; background: var(--panel); }
.valid-gallery img { width: 100%; height: 150px; object-fit: cover; display: block; }
.valid-gallery .vg-wide { grid-column: 1 / -1; }
.valid-gallery .vg-wide img { height: 190px; object-fit: cover; object-position: center; }
.valid-gallery figcaption { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--muted); padding: 8px 11px; border-top: 1px solid var(--line); }

/* Safety band */
.safety-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; }
@media (max-width: 920px) { .safety-wrap { grid-template-columns: 1fr; } }
.safety-img { margin: 0; border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden; background: var(--panel); }
.safety-img img { width: 100%; height: 320px; object-fit: cover; display: block; }
@media (max-width: 920px) { .safety-img img { height: 240px; } }
.safety-tag { display: inline-block; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--accent-2); background: var(--bg-3); border: 1px solid var(--line-2); border-radius: 999px; padding: 4px 11px; margin-bottom: 14px; }
.safety-copy h3 { font-size: 28px; letter-spacing: -0.02em; margin: 0 0 12px; line-height: 1.15; }
.safety-copy > p { color: var(--muted); margin: 0 0 16px; font-size: 15px; line-height: 1.6; }
.safety-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.safety-list li { position: relative; padding-left: 26px; font-size: 14px; line-height: 1.5; color: var(--text); }
.safety-list li::before { content: ""; position: absolute; left: 0; top: 3px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent); -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/13px no-repeat;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/13px no-repeat; }

/* Footer */
.home-footer { margin-top: 48px; padding-top: 26px; border-top: 1px solid var(--line);
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 12px; }
.footer-brand { display: block; opacity: 0.85; transition: opacity 0.15s ease; }
.footer-brand:hover { opacity: 1; }
.footer-brand img { height: 34px; width: auto; display: block; }
.footer-copy { margin: 0; max-width: 640px; font-size: 12px; line-height: 1.6; color: var(--muted); }
.footer-links { margin: 0; font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.03em; }
.footer-links a { color: var(--accent-2); text-decoration: none; }
.footer-links a:hover { text-decoration: underline; }

/* Capture steps (pilot field guide) */
.capture-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 720px) { .capture-steps { grid-template-columns: 1fr; } }
.capture-steps li { display: flex; gap: 15px; align-items: flex-start; background: var(--panel);
  border: 1px solid var(--line); border-radius: 14px; padding: 17px 19px; }
.cap-num { flex: none; width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
  font-family: var(--mono); font-weight: 700; font-size: 16px; background: var(--bg-3); color: var(--accent);
  border: 1px solid var(--line-2); }
.cap-body h4 { margin: 0 0 5px; font-size: 16px; }
.cap-body p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.55; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 24px 22px; }
.step-n { position: absolute; top: 16px; right: 20px; font-family: var(--mono); font-size: 34px; font-weight: 700;
  color: var(--line-2); line-height: 1; }
.step-ico { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  background: var(--bg-3); color: var(--accent); border: 1px solid var(--line-2); margin-bottom: 16px; }
.step-ico svg { width: 24px; height: 24px; }
.step h4 { margin: 0 0 8px; font-size: 17px; }
.step p { margin: 0 0 16px; color: var(--muted); font-size: 13.5px; line-height: 1.55; }

/* CTA band */
.cta-band { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  background: linear-gradient(120deg, rgba(56,189,248,.13), rgba(34,211,238,.05));
  border: 1px solid rgba(56,189,248,.25); border-radius: 18px; padding: 30px 34px; }
.cta-band h3 { margin: 0 0 6px; font-size: 24px; letter-spacing: -0.02em; }
.cta-band p { margin: 0; color: var(--muted); font-size: 14.5px; }

@media (max-width: 720px) { .hero-title { font-size: 34px; } .sec-head h3 { font-size: 24px; } }