/* Home (index) page layout. Loaded only on / via the build's per-page <link>.
   Consumes tokens.css; chrome lives in site.css. <image-slot> is rewritten to
   .photo / .photo-slot at build time, so image boxes are sized via :is(...). */

/* ===================== HERO ===================== */
.hero { padding: 86px 0 78px; position: relative; overflow: hidden; }
.hero .container { display: grid; grid-template-columns: 1.04fr 0.96fr; gap: 60px; align-items: center; }
.hero h1 { font-family: var(--font-display); font-weight: 900; letter-spacing: -0.025em; line-height: 1.0; font-size: clamp(40px, 6vw, 72px); }
.hero h1 .frost { color: var(--color-primary); }
.hero .lead { margin-top: 24px; }
.hero-cta { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.hero-trust { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 8px 22px; }
.hero-trust span { font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.02em; color: var(--color-text-subtle); display: flex; align-items: center; gap: 8px; }
.hero-trust span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--color-online); flex: none; }
.hero-figure { position: relative; }
.hero-figure :is(.ph-frame, .photo-slot) { width: 100%; height: 480px; box-shadow: var(--shadow-card); }
.hero-figure .fig-cap { position: absolute; left: 16px; bottom: 16px; z-index: 3; white-space: nowrap; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; color: var(--cloud); background: color-mix(in srgb, var(--slate-900) 64%, transparent); padding: 6px 10px; border-radius: 7px; backdrop-filter: blur(4px); }
/* a floating live-reading chip on the hero image */
.hero-chip { position: absolute; top: 18px; right: 18px; z-index: 3; background: color-mix(in srgb, var(--slate-900) 80%, transparent); backdrop-filter: blur(6px); border: 1px solid rgba(222,222,223,0.16); border-radius: 12px; padding: 12px 15px; min-width: 150px; }
.hero-chip .hc-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; color: var(--mist); text-transform: uppercase; }
.hero-chip .hc-val { font-family: var(--font-display); font-weight: 800; font-size: 30px; color: var(--cloud); line-height: 1; margin-top: 5px; }
.hero-chip .hc-val .u { font-size: 16px; color: var(--cloud-dim); font-weight: 600; }
.hero-chip .hc-stat { display: flex; align-items: center; gap: 7px; margin-top: 9px; font-family: var(--font-mono); font-size: 11px; color: var(--alert); }
.hero-chip .hc-stat::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--alert); }

/* ===================== STAKES (dark cold-night band) ===================== */
.stakes { background: var(--slate-900); color: var(--cloud); }
.stakes .container { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 64px; align-items: center; }
.stakes .kicker { color: var(--sky); }
.stakes h2 { color: var(--cloud); font-weight: 900; font-size: clamp(30px, 4.2vw, 50px); letter-spacing: -0.02em; line-height: 1.04; }
.stakes p { color: var(--cloud-dim); font-size: 17px; line-height: 1.6; margin: 20px 0 0; max-width: 54ch; }
.stakes .big-num { font-family: var(--font-display); font-weight: 900; font-size: clamp(64px, 9vw, 120px); line-height: 0.9; letter-spacing: -0.03em; color: var(--cloud); }
.stakes .big-num .frac { color: var(--sky); }
.stakes .num-cap { font-family: var(--font-mono); font-size: 13px; color: var(--mist); letter-spacing: 0.04em; margin-top: 18px; line-height: 1.55; max-width: 34ch; }

/* ===================== PRODUCT FAMILY ===================== */
.fam-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 46px; }
.fam-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); display: flex; flex-direction: column; }
.fam-card :is(.ph-frame, .photo-slot) { width: 100%; height: 220px; }
.fam-body { padding: 24px 24px 26px; flex: 1; display: flex; flex-direction: column; }
.fam-name { font-family: var(--font-display); font-weight: 800; font-size: 23px; color: var(--color-text); letter-spacing: -0.01em; }
.fam-role { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.04em; color: var(--color-text-subtle); margin: 6px 0 14px; }
.fam-card p { color: var(--color-text-muted); font-size: 14.5px; line-height: 1.58; margin: 0; }
.kit-banner { margin-top: 26px; background: var(--color-primary); color: var(--color-on-primary); border-radius: var(--radius-md); padding: 26px 30px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.kit-banner .kb-l { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.kit-banner .kb-name { font-family: var(--font-display); font-weight: 900; font-size: 28px; letter-spacing: -0.01em; }
.kit-banner .kb-desc { font-size: 15px; color: color-mix(in srgb, white 88%, transparent); max-width: 40ch; line-height: 1.5; }
.kit-banner .kb-price { font-family: var(--font-display); font-weight: 900; font-size: 34px; white-space: nowrap; }
.kit-banner .kb-price .from { font-family: var(--font-mono); font-weight: 500; font-size: 12px; letter-spacing: 0.08em; display: block; color: color-mix(in srgb, white 78%, transparent); }

/* ===================== HOW IT WORKS ===================== */
.flow { display: flex; align-items: stretch; gap: 0; margin-top: 48px; flex-wrap: wrap; }
.flow-step { flex: 1 1 220px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 28px 26px; box-shadow: var(--shadow-card); }
.flow-arrow { flex: 0 0 48px; display: grid; place-items: center; color: var(--color-text-subtle); }
.flow-arrow svg { width: 26px; height: 26px; }
.flow-step .fs-no { font-family: var(--font-mono); font-size: 12px; color: var(--color-primary); letter-spacing: 0.1em; }
.flow-step .fs-ic { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; background: color-mix(in srgb, var(--color-primary) 12%, transparent); color: var(--color-primary); margin: 14px 0 16px; }
.flow-step .fs-ic svg { width: 22px; height: 22px; }
.flow-step h3 { font-family: var(--font-display); font-weight: 800; font-size: 19px; color: var(--color-text); margin: 0 0 8px; }
.flow-step p { color: var(--color-text-muted); font-size: 14.5px; line-height: 1.56; margin: 0; }
.flow-step .fs-tag { display: inline-block; margin-top: 14px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; color: var(--color-text-subtle); border: 1px solid var(--color-border); border-radius: 999px; padding: 4px 10px; }

/* ===================== SENSORS ===================== */
.sensors { background: var(--color-bg-deep); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.sensors .container { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: center; }
.sensor-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--color-border); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; }
.sensor-cell { background: var(--color-bg); padding: 22px 22px; }
.sensor-cell .sc-ic { width: 30px; height: 30px; color: var(--color-primary); margin-bottom: 12px; }
.sensor-cell .sc-ic svg { width: 24px; height: 24px; }
.sensor-cell .sc-name { font-weight: 600; font-size: 15px; color: var(--color-text); }
.sensor-cell .sc-unit { font-family: var(--font-mono); font-size: 11.5px; color: var(--color-text-subtle); letter-spacing: 0.03em; margin-top: 4px; }
.sensors .lead { margin-top: 18px; }
.sensors .note { font-family: var(--font-mono); font-size: 12.5px; color: var(--color-text-subtle); margin-top: 22px; line-height: 1.6; }
.sensors .note b { color: var(--color-primary); font-weight: 500; }

/* ===================== VALUE BAND (steel) ===================== */
.value-band { background: var(--color-primary); color: var(--color-on-primary); }
.value-band .container { text-align: center; max-width: 820px; }
.value-band .kicker { color: color-mix(in srgb, white 82%, transparent); }
.value-band h2 { color: var(--color-on-primary); font-weight: 900; font-size: clamp(30px, 4.4vw, 52px); letter-spacing: -0.02em; line-height: 1.05; }
.value-band h2 .strike { position: relative; white-space: nowrap; }
.value-band h2 .strike::after { content: ""; position: absolute; left: -4%; right: -4%; top: 52%; height: 4px; background: color-mix(in srgb, white 70%, transparent); transform: rotate(-6deg); border-radius: 2px; }
.value-band p { color: color-mix(in srgb, white 90%, transparent); font-size: 17px; line-height: 1.6; margin: 22px auto 0; max-width: 56ch; }

/* ===================== APP PREVIEW ===================== */
.app .container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
.app-figure :is(.ph-frame, .photo-slot) { width: 100%; height: 460px; box-shadow: var(--shadow-card); }
/* a real (portrait) app screenshot shows in full, letterboxed on the frame
   rather than center-cropped the way a fill photo would be */
.app-figure .ph-frame > img { object-fit: contain; }
.app-points { list-style: none; padding: 0; margin: 30px 0 0; display: flex; flex-direction: column; gap: 20px; }
.app-points li { display: flex; gap: 15px; }
.app-points .ap-ic { flex: none; width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: color-mix(in srgb, var(--color-primary) 12%, transparent); color: var(--color-primary); }
.app-points .ap-ic svg { width: 20px; height: 20px; }
.app-points .ap-t { font-weight: 600; font-size: 16px; color: var(--color-text); }
.app-points .ap-d { color: var(--color-text-muted); font-size: 14.5px; line-height: 1.55; margin-top: 3px; }

/* ===================== LAUNCH CTA ===================== */
.launch { background: var(--slate-900); color: var(--cloud); }
.launch .container { text-align: center; max-width: 720px; }
.launch h2 { color: var(--cloud); font-weight: 900; font-size: clamp(30px, 4vw, 46px); letter-spacing: -0.02em; line-height: 1.04; }
.launch p { color: var(--cloud-dim); font-size: 17px; line-height: 1.55; margin: 18px auto 32px; max-width: 52ch; }
.signup { display: flex; gap: 10px; max-width: 460px; margin: 0 auto; }
.signup input { flex: 1; height: 50px; border-radius: 12px; border: 1px solid var(--slate-600); background: var(--slate-800); color: var(--cloud); padding: 0 16px; font-family: var(--font-body); font-size: 15px; }
.signup input::placeholder { color: var(--mist); }
.signup input:focus { outline: none; border-color: var(--sky); }
.signup .btn--primary { height: 50px; }
.signup [data-status] { flex-basis: 100%; margin: 4px 0 0; font-size: 14px; color: var(--online); min-height: 1.2em; }
.signup-note { font-family: var(--font-mono); font-size: 12px; color: var(--mist); margin-top: 16px; letter-spacing: 0.03em; }

@media (max-width: 920px) {
  .hero .container, .stakes .container, .sensors .container, .app .container { grid-template-columns: 1fr; gap: 40px; }
  .fam-grid, .sensor-grid { grid-template-columns: 1fr; }
  .hero { padding: 52px 0; }
  .hero-figure :is(.ph-frame, .photo-slot) { height: 340px; }
  .flow-arrow { flex-basis: 100%; height: 36px; transform: rotate(90deg); }
  .kit-banner, .value-band .container { text-align: left; }
}