/* Repsense marketing site — layout over nocturne.css + repsense.css.
 * Additive only: composition, page chrome and long-form prose.
 * No new colours, sizes, radii or shadows outside the tokens.
 */

/* — shell — */
.container {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
  padding-inline: 24px;
}
.container-narrow { max-width: 760px; }

body { display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1 0 auto; }

/* — skip link — */
.skip {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--color-surface); color: var(--color-text);
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
}
.skip:focus { left: var(--space-4); top: var(--space-4); }

/* — header / nav — */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-divider);
}
.site-nav {
  display: flex; align-items: center; gap: var(--space-6);
  padding-block: var(--space-3);
}
.brand { display: flex; align-items: baseline; gap: var(--space-3); margin-right: auto; text-decoration: none; color: var(--color-text); }
.brand-mark {
  font-family: var(--font-heading); font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase; font-size: 18px;
}
.brand-desc {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-accent); padding-left: var(--space-3);
  border-left: 1px solid var(--color-divider);
}
.site-nav-links { display: flex; align-items: center; gap: var(--space-6); }
.site-nav-links a { color: inherit; text-decoration: none; font-size: 14px; }
.site-nav-links a:hover,
.site-nav-links a[aria-current="page"] { color: var(--color-accent); }
.nav-toggle { display: none; }

@media (max-width: 720px) {
  .brand-desc { display: none; }
  .site-nav-links {
    gap: var(--space-4); font-size: 13px;
    flex-wrap: wrap; justify-content: flex-end;
  }
}

/* — hero — */
.hero {
  background: linear-gradient(160deg, var(--color-bg) 0%, var(--color-accent-900) 130%);
  padding-block: clamp(48px, 9vw, 104px);
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-8);
  align-items: center;
}
.kicker {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-accent); margin: 0 0 var(--space-4);
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
}
.hero-title {
  font-size: clamp(34px, 5.4vw, 58px); letter-spacing: -0.03em;
  line-height: 1.04; max-width: 16ch; margin: 0 0 var(--space-4);
}
.hero-lede {
  font-size: 16px; color: var(--color-neutral-300);
  max-width: 52ch; margin: 0 0 var(--space-6);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
}

/* — sections — */
.section { padding-block: clamp(40px, 7vw, 80px); }
.section-head { max-width: 62ch; margin-bottom: var(--space-8); }
.section-head .kicker { margin-bottom: var(--space-3); }
.section-title { font-size: clamp(26px, 3.4vw, 38px); letter-spacing: -0.02em; margin: 0 0 var(--space-3); }
.section-lede { color: var(--color-neutral-300); font-size: 16px; max-width: 56ch; }

/* — stat band: the one saturated flood per page — */
.stat-band { background: var(--color-section); }
.stat-band-inner {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-8); padding-block: clamp(32px, 5vw, 56px);
}
.stat .metric-figure { color: var(--color-text); }
.stat .metric-caption { color: var(--color-accent-200); }

/* — card grids — */
.grid { display: grid; gap: var(--space-4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.feature { gap: var(--space-3); }
.feature h3 { font-size: 18px; margin: 0; }
.feature p { font-size: 14px; color: var(--color-neutral-300); margin: 0; }

/* — proof panel — */
.panel {
  background: var(--color-surface); border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 32px); box-shadow: var(--shadow-sm);
}
.trace { width: 100%; height: auto; display: block; }

/* — page header (interior) — */
.page-header { padding-block: clamp(40px, 7vw, 72px); border-bottom: 1px solid var(--color-divider); }
.page-header .hero-title { font-size: clamp(30px, 4.6vw, 48px); }

/* — prose (blog + legal) — */
.prose { max-width: 68ch; }
.prose p, .prose li { color: var(--color-neutral-200); font-size: 16px; line-height: 1.65; }
.prose h2 { font-size: 26px; margin-top: var(--space-8); margin-bottom: var(--space-3); letter-spacing: -0.02em; }
.prose h3 { font-size: 20px; margin-top: var(--space-6); margin-bottom: var(--space-2); }
.prose ul, .prose ol { padding-left: 1.2em; margin: 0 0 var(--space-4); }
.prose li { margin-bottom: var(--space-2); }
.prose blockquote {
  margin: var(--space-6) 0; padding-left: var(--space-4);
  border-left: 2px solid var(--color-accent); color: var(--color-neutral-200);
  font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 19px;
}
.prose figure { margin: var(--space-6) 0; }
.prose table { margin-block: var(--space-6); }

.meta-row {
  display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center;
  font-size: 13px; color: var(--color-neutral-500); margin-bottom: var(--space-6);
}

/* — pricing — */
.price-row { display: flex; align-items: baseline; gap: 6px; margin: var(--space-2) 0; }
.price-figure {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-variant-numeric: tabular-nums; letter-spacing: -0.03em; font-size: 40px; line-height: 1;
}
.price-unit { font-size: 14px; color: var(--color-neutral-500); }
.plan { gap: var(--space-4); }
.plan ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-2); }
.plan li { font-size: 14px; color: var(--color-neutral-300); padding-left: 18px; position: relative; }
.plan li::before { content: "+"; position: absolute; left: 0; color: var(--color-accent); }

/* — spec table — */
.spec th { width: 40%; }
.spec td .num { color: var(--color-text); }

/* — faq — */
.faq details {
  border-bottom: 1px solid var(--color-divider); padding: var(--space-4) 0;
}
.faq summary {
  cursor: pointer; list-style: none; font-family: var(--font-heading);
  font-weight: var(--font-heading-weight); font-size: 18px;
  display: flex; justify-content: space-between; gap: var(--space-4);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--color-accent); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin-top: var(--space-3); color: var(--color-neutral-300); max-width: 64ch; }

/* — contact / forms — */
.form-grid { display: grid; gap: var(--space-4); max-width: 520px; }
.field { display: block; }

/* — post list — */
.post-list { display: grid; gap: var(--space-1); }
.post-item {
  display: grid; gap: var(--space-2); padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-divider);
}
.post-item h2 { font-size: 22px; margin: 0; }
.post-item h2 a { color: var(--color-text); text-decoration: none; }
.post-item h2 a:hover { color: var(--color-accent); }
.post-item p { margin: 0; color: var(--color-neutral-300); font-size: 15px; }

/* — footer — */
.site-footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-8); margin-top: var(--space-8);
}
.footer-line { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 15px; }

/* — utilities — */
.stack > * + * { margin-top: var(--space-4); }
.lede { font-size: 18px; color: var(--color-neutral-200); max-width: 60ch; }
.center { text-align: center; }
.mt-8 { margin-top: var(--space-8); }
.disclaimer { font-size: 12px; color: var(--color-neutral-500); max-width: 64ch; }


/* ============================================================
 * LANDING PAGE v2 — additive composition layer.
 * Everything below was added in the landing-page redesign.
 * No new colours, sizes, radii or shadows outside the tokens.
 * ============================================================ */

/* — nav — */
.nav-cta { flex: none; }
@media (max-width: 720px) { .nav-cta { display: none; } }

/* — buttons: one size up for page-level actions — */
.btn-lg { padding: 11px 18px; font-size: 15px; }

/* — hero v2: the trace is a floor, not a field — */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--color-bg);          /* gradient removed */
  border-bottom: 1px solid var(--color-divider);
  padding-block: clamp(44px, 7vw, 92px) clamp(56px, 8vw, 104px);
}
.trace-floor {
  position: absolute; inset: auto 0 0 0; height: 30%;
  opacity: 0.28; pointer-events: none;
  -webkit-mask-image: linear-gradient(to top, #000 0%, rgba(0,0,0,0.35) 55%, transparent 100%);
          mask-image: linear-gradient(to top, #000 0%, rgba(0,0,0,0.35) 55%, transparent 100%);
}
.trace-floor svg { width: 100%; height: 100%; display: block; }

.hero-grid {
  position: relative;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(32px, 5vw, 64px);
}
.hero-copy { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-8); min-width: 0; }
.hero-copy .kicker, .hero-copy .hero-title, .hero-copy .hero-lede { margin: 0; }
.hero-title { font-size: clamp(36px, 6vw, 66px); letter-spacing: -0.035em; max-width: 17ch; text-wrap: balance; }
.hero-lede { font-size: 17px; max-width: 50ch; }
.hero-fine { margin: 0; font-size: 12px; color: var(--color-neutral-600); }

/* kicker with a leading rule */
.kicker-rule { display: flex; align-items: center; gap: 10px; }
.kicker-rule::before { content: ""; width: 24px; height: 2px; background: var(--color-accent); flex: none; }

.hero-device { display: flex; justify-content: center; min-width: 0; }

/* — phone frames — */
.phone {
  width: 100%; max-width: 272px; border-radius: 34px;
  background: var(--color-bg); padding: 8px;
  box-shadow: var(--shadow-sm), 0 16px 40px rgba(0,0,0,0.6);
}
.hero-device .phone { max-width: 306px; border-radius: 36px; padding: 9px; box-shadow: 0 0 0 1px var(--color-neutral-700), 0 24px 60px rgba(0,0,0,0.7); }
.phone-live { box-shadow: 0 0 0 1px var(--color-neutral-700), 0 16px 40px rgba(0,0,0,0.6); }
.phone-screen {
  border-radius: 27px; background: #1b1d2c; overflow: hidden;
  padding: 14px 12px 12px; display: flex; flex-direction: column; gap: 14px;
}
.hero-device .phone-screen { border-radius: 28px; padding: var(--space-6) 14px 14px; }
.phone-status {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11px; color: var(--color-neutral-500); font-variant-numeric: tabular-nums;
}
.phone-live-tag { display: flex; align-items: center; gap: 5px; }

.app-label { margin: 0; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-neutral-500); font-family: var(--font-heading); font-weight: var(--font-heading-weight); }
.app-caption { margin: 0; font-size: 12px; color: var(--color-neutral-500); }
.app-metric .metric-figure { font-size: 68px; }
.app-metric .metric-unit { font-size: 22px; }
.app-metric-sm .metric-figure { font-size: 62px; }
.app-metric-sm .metric-unit { font-size: 20px; }
.app-interrupt { padding: 10px 12px; font-size: 14px; }
.app-btn {
  margin: 0; padding: 10px 0; text-align: center; border-radius: var(--radius-md);
  border: 1px solid var(--color-accent); color: var(--color-accent);
  font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 13px;
}
.app-btn-disabled { border-color: var(--color-divider); color: var(--color-neutral-600); }

/* — symmetry block — */
.sym-head {
  display: flex; justify-content: space-between;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-neutral-500); font-family: var(--font-heading); font-weight: var(--font-heading-weight);
}
.sym-bar { width: 100%; height: 10px; display: block; }
.sym-bar-lg { height: 14px; }
.sym-delta { margin: 0; font-size: 13px; color: var(--color-text); }
.sym-block { display: flex; flex-direction: column; gap: var(--space-3); }

/* — dense readout strip: the density contrast against the hero — */
.readout-strip { border-bottom: 1px solid var(--color-divider); }
.readout-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.readout { padding-block: var(--space-6); display: flex; flex-direction: column; gap: var(--space-2); }
.readout-label { margin: 0; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-neutral-500); font-family: var(--font-heading); font-weight: var(--font-heading-weight); }
.readout-value { display: flex; align-items: baseline; gap: 4px; font-family: var(--font-heading); font-weight: var(--font-heading-weight); }
.readout-value .num { font-size: 28px; line-height: 1; }
.readout-unit { font-size: 12px; color: var(--color-neutral-500); }

/* — pattern panels: the four readings, rendered — */
.pattern-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-3); }
.pattern-panel {
  background: var(--color-surface); border-radius: var(--radius-md);
  padding: var(--space-8); box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: var(--space-6); min-width: 0;
}
.pattern-panel .card-kicker { margin: 0; }
.pattern-panel .trace { height: 54px; }
.pattern-note { margin: 0; font-size: 13px; color: var(--color-neutral-300); }
.metric-warn .metric-figure { color: var(--repsense-warn); }

/* — alternate band ground: breaks the page without a new colour role — */
.band { background: #1b1d2c; border-top: 1px solid var(--color-divider); border-bottom: 1px solid var(--color-divider); }
.split { display: grid; grid-template-columns: repeat(auto-fit, minmax(310px, 1fr)); gap: clamp(32px, 5vw, 56px); align-items: center; }
.split-media, .split-copy { min-width: 0; display: flex; flex-direction: column; gap: var(--space-6); }
.split-copy { align-items: flex-start; gap: var(--space-8); }
.split-copy .kicker, .split-copy .section-title, .split-copy .section-lede, .split-copy .lede { margin: 0; }
.split-copy .section-title { max-width: 20ch; }
.fine { margin: 0; font-size: 12px; color: var(--color-neutral-600); }

/* — photo placeholder — */
.photo-slot {
  aspect-ratio: 4 / 5; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); background: var(--color-neutral-900);
  display: grid; place-items: center; padding: var(--space-8);
}
.photo-slot-note { margin: 0; font-size: 13px; color: var(--color-neutral-600); text-align: center; max-width: 24ch; }

/* — sensor renders (hardware form language) — */
.sensor-renders {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4);
}
.sensor-renders figure { margin: 0; }
.sensor-renders img {
  display: block; width: 100%; height: auto;
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
.sensor-renders figcaption {
  margin-top: var(--space-2); color: var(--color-neutral-500);
  font-size: var(--font-size-sm);
}
@media (max-width: 560px) { .sensor-renders { grid-template-columns: 1fr; } }

/* — LED state list — */
.led-list { width: 100%; display: flex; flex-direction: column; gap: 1px; background: var(--color-divider); border-radius: var(--radius-md); overflow: hidden; }
.led-title { margin: 0; background: #1b1d2c; padding: 10px 14px; font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-neutral-500); font-family: var(--font-heading); font-weight: var(--font-heading-weight); }
.led-row { background: #1b1d2c; padding: var(--space-4) 14px; display: flex; align-items: center; gap: var(--space-4); }
.led-dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.led-name { font-size: 13px; font-family: var(--font-heading); font-weight: var(--font-heading-weight); min-width: 0; }
.led-desc { font-size: 13px; color: var(--color-neutral-500); margin-left: auto; text-align: right; }

/* — app screen row — */
.phone-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: clamp(24px, 4vw, 44px); }
.phone-cell { display: flex; flex-direction: column; align-items: center; gap: var(--space-6); min-width: 0; }
.phone-note { display: flex; flex-direction: column; gap: 6px; width: 100%; }
.phone-note .card-kicker { margin: 0; }
.phone-note p:last-child { margin: 0; font-size: 14px; color: var(--color-neutral-300); }

/* equal device size + real-app framing for the app screens (row + hero) */
.phone-row { align-items: start; }
.phone-row .phone-screen,
.hero-device .phone-screen {
  aspect-ratio: 9 / 20;
  position: relative;
  justify-content: flex-start;
  padding-bottom: 22px;
}
.phone-row .phone-screen > :last-child,
.hero-device .phone-screen > :last-child { margin-top: auto; }
.phone-row .phone-screen::after,
.hero-device .phone-screen::after {
  content: ""; position: absolute; left: 50%; bottom: 8px; transform: translateX(-50%);
  width: 40px; height: 4px; border-radius: 2px; background: var(--color-neutral-700);
}

.body-map { background: var(--color-bg); border-radius: var(--radius-md); padding: 12px; display: flex; justify-content: center; }
.body-map svg { width: 100%; height: auto; display: block; font-family: var(--font-body); }
.phone-row .body-map svg { width: auto; max-width: 100%; max-height: 190px; margin-inline: auto; }

.signal-rows { display: flex; flex-direction: column; gap: 6px; }
.signal-row { display: flex; align-items: center; justify-content: space-between; padding: 9px 11px; background: var(--color-surface); border-radius: var(--radius-md); font-size: 12px; }

.tile-row { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.tile { background: var(--color-surface); border-radius: var(--radius-md); padding: 10px; }
.tile-label { margin: 0; font-size: 9px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-neutral-500); font-family: var(--font-heading); font-weight: var(--font-heading-weight); }
.tile-figure { margin: 0; font-size: 26px; line-height: 1.05; font-family: var(--font-heading); font-weight: var(--font-heading-weight); }
.tile-unit { font-size: 12px; color: var(--color-neutral-500); }

.spark-block { background: var(--color-surface); border-radius: var(--radius-md); padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.spark-block svg { width: 100%; height: auto; display: block; }
.spark-caption { margin: 0; font-size: 11px; color: var(--color-text); }

/* — exercise ranking: bars, not a table — */
.rank-panel {
  min-width: 0; background: var(--color-bg); border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 28px); box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: var(--space-8);
}
.rank-panel-head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-4); }
.rank-list { display: flex; flex-direction: column; gap: var(--space-6); }
.rank-row { display: flex; flex-direction: column; gap: var(--space-3); min-width: 0; }
.rank-head { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-4); }
.rank-name { font-size: 15px; color: var(--color-neutral-300); min-width: 0; }
.rank-score { font-size: 26px; line-height: 1; font-family: var(--font-heading); font-weight: var(--font-heading-weight); color: var(--color-neutral-300); flex: none; }
.rank-top .rank-name { color: var(--color-text); font-family: var(--font-heading); font-weight: var(--font-heading-weight); }
.rank-top .rank-score { color: var(--color-text); }
.rank-low .rank-name, .rank-low .rank-score { color: var(--color-neutral-500); }
.rank-bar { width: 100%; height: 6px; display: block; }

/* — the one saturated flood: now carries the claim — */
.flood { background: var(--color-section); }
.flood-inner { padding-block: clamp(40px, 6vw, 72px); display: flex; flex-direction: column; gap: 44px; }
.flood-title { margin: 0; font-size: clamp(26px, 3.4vw, 40px); letter-spacing: -0.025em; line-height: 1.1; max-width: 24ch; }
.flood-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: var(--space-8); }
.flood-stat { display: flex; flex-direction: column; gap: var(--space-3); min-width: 0; }
.flood-figure { display: flex; align-items: baseline; gap: 5px; font-family: var(--font-heading); font-weight: var(--font-heading-weight); }
.flood-figure .num { font-size: 40px; letter-spacing: -0.03em; line-height: 1; }
.flood-unit { font-size: 16px; color: var(--color-neutral-300); }
.flood-label { margin: 0; font-size: 12px; color: var(--color-accent-200); }

/* — close — */
.close-block { display: flex; flex-direction: column; align-items: center; gap: var(--space-6); }
.close-block .kicker { margin: 0; }
.close-title { margin: 0; font-size: clamp(30px, 4.4vw, 52px); letter-spacing: -0.03em; line-height: 1.04; max-width: 18ch; text-wrap: balance; }
.close-actions { justify-content: center; }
.close-fine { margin: var(--space-8) 0 0; max-width: 64ch; }

/* — slim footer: replaces the 4-column link farm — */
.footer-slim { margin-top: 0; }
.footer-slim-inner { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-8); padding-block: var(--space-8); }
.footer-brand { margin-right: auto; }
.footer-brand .brand-mark { margin: 0; font-size: 15px; }
.footer-brand .footer-line { margin: var(--space-2) 0 0; font-size: 12px; color: var(--color-neutral-600); font-family: var(--font-body); font-weight: 400; }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-6); font-size: 13px; }
.footer-links a { color: var(--color-neutral-300); text-decoration: none; }
.footer-links a:hover { color: var(--color-accent); }
.footer-copy { font-size: 12px; color: var(--color-neutral-600); }

@media (prefers-reduced-motion: reduce) {
  .live-dot { animation: none; opacity: 1; }
}