/* ============================================================
   PostureLoad — landing page
   Design language adapted from the "Area" editorial template:
   white ground · Crimson Text serif display · DM Sans body ·
   mono data labels · olive/sage/pale-green · generous rounding
   ============================================================ */

:root {
  /* ground + ink */
  --bg:        #ffffff;
  --bg-tint:   #f5f5f0;   /* faint warm off-white for alternating sections */
  --ink:       #121212;
  --ink-2:     #6f6f6f;
  --ink-3:     #9a9a95;
  --hair:      rgba(18,18,18,.10);
  --hair-soft: rgba(18,18,18,.06);
  --card:      rgba(18,18,18,.035);

  /* brand greens */
  --olive:     #485c11;
  --olive-d:   #384a0c;
  --sage:      #8e9c78;
  --sage-d:    #6f7d5a;
  --pale:      #dfecc6;
  --pale-d:    #cfe0ac;

  /* load-severity data ramp (earthy, harmonized) */
  --load-good: #4b6114;
  --load-warn: #c58a2b;
  --load-bad:  #b24a2e;

  /* type */
  --serif: "Crimson Text", Georgia, serif;
  --sans:  "DM Sans", system-ui, -apple-system, sans-serif;
  --mono:  "Roboto Mono", ui-monospace, monospace;

  --wrap: 1160px;
  --r-lg: 34px;
  --r-md: 20px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, canvas { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
em { font-style: italic; }
.mono { font-family: var(--mono); font-weight: 400; letter-spacing: .02em; }

.wrap { width: min(var(--wrap), 100% - 48px); margin-inline: auto; }
.wrap--wide { width: min(1320px, 100% - 32px); }
section[id], [id] { scroll-margin-top: 96px; }

/* ---------- shared type ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 12.5px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-2);
  display: inline-flex; align-items: center; gap: 9px;
  margin: 0 0 22px;
}
.eyebrow .dot, .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--olive); flex: none;
  box-shadow: 0 0 0 4px rgba(72,92,17,.14);
}
.section__title, .hero__title, .cta-band__title {
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.02;
  margin: 0;
}
.section__title { font-size: clamp(30px, 4.6vw, 58px); }
.section__lead {
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--ink-2);
  max-width: 60ch; margin: 22px 0 0; line-height: 1.55;
}
.section__note { color: var(--ink-3); font-size: 13px; margin-top: 30px; }
.section__title em, .hero__title em, .cta-band__title em { color: var(--olive); font-style: italic; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--sans); font-weight: 600; font-size: 15px;
  cursor: pointer; border: 0; transition: transform .18s var(--ease), background .2s, color .2s, box-shadow .2s;
}
.btn--pill { border-radius: 999px; padding: 13px 22px; }
.btn--solid { background: var(--olive); color: #fff; }
.btn--solid:hover { background: var(--olive-d); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--hair); }
.btn--ghost:hover { box-shadow: inset 0 0 0 1.5px var(--ink); transform: translateY(-2px); }
.btn--pale { background: var(--pale); color: var(--olive-d); }
.btn--pale:hover { background: var(--pale-d); transform: translateY(-2px); }
.btn--lg { font-size: 17px; padding: 17px 30px; }

/* ---------- brand mark ---------- */
.brand-mark {
  width: 16px; height: 16px; border-radius: 50%; flex: none;
  background:
    radial-gradient(circle at 50% 50%, transparent 40%, var(--olive) 41%, var(--olive) 62%, transparent 63%);
  box-shadow: inset 0 0 0 2px var(--olive);
  position: relative;
}
.brand-word { font-family: var(--sans); font-weight: 700; letter-spacing: -.01em; font-size: 19px; }

/* ============================ NAV ============================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  transition: padding .3s var(--ease);
  padding: 18px 0;
}
.nav__inner {
  width: min(var(--wrap), 100% - 48px); margin-inline: auto;
  display: flex; align-items: center; gap: 24px;
  padding: 10px 12px 10px 20px;
  border-radius: 999px;
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
}
.nav.scrolled { padding: 12px 0; }
.nav.scrolled .nav__inner {
  background: rgba(255,255,255,.72);
  backdrop-filter: saturate(1.4) blur(14px);
  box-shadow: 0 1px 0 var(--hair-soft), 0 12px 40px -24px rgba(0,0,0,.4);
}
.nav__brand { display: inline-flex; align-items: center; gap: 10px; }
.nav__links { display: flex; gap: 26px; margin-left: auto; }
.nav__links a { font-weight: 500; font-size: 14.5px; color: var(--ink); opacity: .78; transition: opacity .2s; }
.nav__links a:hover { opacity: 1; }
.nav__cta { padding: 11px 18px; font-size: 14px; }

/* ============================ HERO ============================ */
.hero { padding: 168px 0 80px; text-align: center; }
.hero__title {
  font-size: clamp(46px, 9vw, 118px);
  margin: 0 auto;
}
.hero__title .hl { display: block; }
.hero__sub {
  font-size: clamp(16px, 1.7vw, 20px);
  color: var(--ink-2);
  max-width: 60ch; margin: 30px auto 0; line-height: 1.55;
}
.hero__cta { display: flex; gap: 12px; justify-content: center; margin: 36px 0 0; flex-wrap: wrap; }
.hero__trust { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); margin: 22px 0 0; letter-spacing: .01em; }

/* ==================== THE STAGE (interactive instrument) ==================== */
.stage {
  margin-top: 64px;
  background: var(--sage);
  border-radius: var(--r-lg);
  padding: 30px clamp(18px, 3vw, 44px) 26px;
  text-align: left;
  color: #14200a;
  box-shadow: 0 40px 120px -60px rgba(72,92,17,.7);
}
.stage__label { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.stage__label .tag {
  font-size: 11px; letter-spacing: .1em; color: #24350f;
  background: rgba(255,255,255,.5); padding: 5px 11px; border-radius: 999px;
}
.stage__label p { margin: 0; font-size: 15px; color: #2b3a16; font-weight: 500; }
.stage__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 22px; align-items: stretch; }

/* head + readout column */
.stage__head { display: flex; flex-direction: column; gap: 16px; }
.head3d {
  position: relative; background: #f6f7ef; border-radius: var(--r-md);
  aspect-ratio: 16 / 11; overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.05);
}
.head3d canvas { width: 100%; height: 100%; display: block; touch-action: none; cursor: grab; }
.head3d canvas:active { cursor: grabbing; }
.head3d__hint {
  position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%);
  font-size: 11px; color: var(--ink-3); letter-spacing: .04em;
  background: rgba(255,255,255,.7); padding: 4px 10px; border-radius: 999px;
  pointer-events: none;
}
/* CSS fallback silhouette if WebGL unavailable */
.head3d__fallback { position: absolute; inset: 0; display: grid; place-items: center; }
.head3d__silhouette {
  width: 46%; aspect-ratio: 3/4; transform-origin: 50% 90%; transform: rotate(var(--tilt));
  background: radial-gradient(ellipse 60% 40% at 50% 22%, var(--sage-d) 60%, transparent 62%),
              linear-gradient(var(--sage-d), var(--sage-d));
  -webkit-mask: radial-gradient(ellipse 42% 26% at 50% 20%, #000 60%, transparent 62%),
                linear-gradient(#000 0 0);
  border-radius: 44% 44% 40% 40% / 52% 52% 40% 40%;
  transition: transform .1s linear;
}

.readout {
  background: #f6f7ef; border-radius: var(--r-md); padding: 14px 18px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px 22px;
}
.readout__row { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--hair-soft); }
.readout__k { font-size: 10.5px; letter-spacing: .08em; color: var(--ink-3); }
.readout__v { font-size: 20px; font-weight: 500; color: var(--ink); }
.readout__zone { font-size: 13px; padding: 2px 9px; border-radius: 6px; }
.readout__zone[data-zone="neutral"] { color: var(--load-good); background: rgba(75,97,20,.12); }
.readout__zone[data-zone="caution"] { color: var(--load-warn); background: rgba(197,138,43,.14); }
.readout__zone[data-zone="strain"]  { color: var(--load-bad);  background: rgba(178,74,46,.13); }

.control { background: #f6f7ef; border-radius: var(--r-md); padding: 16px 18px; display: flex; flex-direction: column; gap: 12px; }
.control__label { font-size: 10.5px; letter-spacing: .08em; color: var(--ink-3); }
.control__slider { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 999px; background: linear-gradient(90deg, var(--load-good), var(--load-warn) 55%, var(--load-bad)); outline: none; }
.control__slider::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%; background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.28), inset 0 0 0 2px var(--olive); cursor: grab; }
.control__slider::-moz-range-thumb { width: 22px; height: 22px; border: 0; border-radius: 50%; background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.28), inset 0 0 0 2px var(--olive); cursor: grab; }
.control__buttons { display: flex; gap: 8px; flex-wrap: wrap; }
.control__buttons .btn { font-size: 13px; padding: 9px 15px; }
.scope { background: #101a08; border-radius: 12px; padding: 10px 12px; position: relative; }
.scope__cap { position: absolute; top: 8px; left: 12px; font-size: 9.5px; letter-spacing: .12em; color: #7f8f5f; }
.scope__canvas { width: 100%; height: 56px; }

/* devices column */
.stage__devices { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; align-content: start; }
.device__cap { font-size: 10px; letter-spacing: .1em; color: #24350f; margin-bottom: 8px; }

/* mac */
.device--mac { display: flex; flex-direction: column; }
.menubar {
  display: flex; align-items: center; gap: 6px;
  background: #23262b; border-radius: 10px 10px 0 0; padding: 7px 11px;
}
.menubar__dot { width: 9px; height: 9px; border-radius: 50%; }
.menubar__dot--r { background: #ff5f57; } .menubar__dot--y { background: #febc2e; } .menubar__dot--g { background: #28c840; }
.menubar__spacer { flex: 1; }
.menubar__ring { width: 13px; height: 13px; border-radius: 50%; background: conic-gradient(var(--load-good) 0deg, rgba(255,255,255,.2) 0deg); box-shadow: inset 0 0 0 2px #23262b; }
.menubar__num { color: #e8e8e8; font-size: 11px; }
.menubar__clock { color: #b9b9b9; font-size: 11px; margin-left: 4px; }
.popover {
  background: #fbfcf7; border-radius: 0 0 16px 16px; padding: 16px; flex: 1;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.5);
  border: 1px solid rgba(0,0,0,.06); border-top: 0;
}
.popover__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.popover__title { font-size: 10px; letter-spacing: .12em; color: var(--ink-2); }
.popover__status { font-size: 11px; color: var(--load-good); display: inline-flex; align-items: center; gap: 5px; }
.live-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.3} }

/* rings */
.ring { position: relative; width: 132px; margin: 4px auto 12px; }
.ring--lg { width: 150px; }
.ring__svg { transform: rotate(-90deg); width: 100%; height: auto; overflow: visible; }
.ring__track { fill: none; stroke: rgba(0,0,0,.08); stroke-width: 9; }
.ring__fill { fill: none; stroke: var(--load-good); stroke-width: 9; stroke-linecap: round; stroke-dasharray: 326.7; stroke-dashoffset: 326.7; transition: stroke-dashoffset .2s linear, stroke .3s; }
.ring__center { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.ring__big { font-size: 30px; font-weight: 500; line-height: 1; color: var(--ink); font-variant-numeric: tabular-nums; }
.ring__unit { font-size: 9.5px; letter-spacing: .08em; color: var(--ink-3); margin-top: 4px; }
.popover__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 12px; }
.popover__stats > div { background: var(--card); border-radius: 10px; padding: 8px 10px; display: flex; flex-direction: column; gap: 2px; }
.popover__k { font-size: 9px; letter-spacing: .06em; color: var(--ink-3); }
.popover__val { font-size: 13px; color: var(--ink); font-weight: 500; }
.popover__btn { width: 100%; font-family: var(--mono); font-size: 11px; letter-spacing: .04em; padding: 9px; border-radius: 10px; border: 0; background: var(--card); color: var(--ink-2); cursor: default; }

/* phone */
.device--phone { display: flex; flex-direction: column; }
.phone {
  background: #0d0f0a; border-radius: 30px; padding: 8px; position: relative;
  box-shadow: 0 30px 60px -28px rgba(0,0,0,.6); flex: 1;
}
.phone__notch { position: absolute; top: 14px; left: 50%; transform: translateX(-50%); width: 46px; height: 15px; background: #0d0f0a; border-radius: 999px; z-index: 3; }
.phone__screen { background: #fbfcf7; border-radius: 24px; padding: 24px 16px 16px; height: 100%; display: flex; flex-direction: column; }
.phone__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.phone__title { font-size: 12px; letter-spacing: .06em; color: var(--ink); font-weight: 500; }
.phone__status { font-size: 10px; color: var(--load-good); display: inline-flex; align-items: center; gap: 5px; }
.phone__zone { text-align: center; font-size: 13px; font-weight: 600; margin: 2px 0 10px; }
.phone__zone[data-zone="neutral"] { color: var(--load-good); }
.phone__zone[data-zone="caution"] { color: var(--load-warn); }
.phone__zone[data-zone="strain"]  { color: var(--load-bad); }
.phone__spark { background: var(--card); border-radius: 12px; padding: 8px; }
.phone__sparkc { width: 100%; height: 40px; }
.phone__alert { margin-top: 10px; background: rgba(178,74,46,.1); color: var(--load-bad); font-size: 11.5px; padding: 8px 10px; border-radius: 10px; display: flex; gap: 6px; align-items: center; }

.stage__foot { margin: 20px 0 0; font-size: 11px; color: #2c3b17; opacity: .8; }

/* ============================ SECTIONS ============================ */
.section { padding: clamp(72px, 10vw, 130px) 0; }
.section--tint { background: var(--bg-tint); }

/* WHY: contrast */
.contrast { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 44px; }
.contrast__col { background: #fff; border: 1px solid var(--hair); border-radius: var(--r-md); padding: 22px 22px 24px; }
.contrast__col--new { border-color: rgba(72,92,17,.35); box-shadow: 0 30px 70px -50px rgba(72,92,17,.6); }
.contrast__cap { font-size: 11px; letter-spacing: .08em; color: var(--ink-2); display: block; margin-bottom: 14px; }
.contrast__col--new .contrast__cap { color: var(--olive); }
.contrast__chart { height: 150px; margin-bottom: 14px; }
.contrast__chart canvas { width: 100%; height: 100%; }
.contrast__col p { margin: 0; font-size: 14.5px; color: var(--ink-2); }

/* SCIENCE list */
.sci { list-style: none; margin: 56px 0 0; padding: 0; display: flex; flex-direction: column; gap: 22px; }
.sci__item {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 60px); align-items: center;
  padding: clamp(24px,3vw,40px) 0; border-top: 1px solid var(--hair);
}
.sci__num { font-size: 12px; color: var(--olive); letter-spacing: .1em; display: block; margin-bottom: 14px; }
.sci__text h3 { font-family: var(--serif); font-weight: 600; font-size: clamp(22px, 2.6vw, 32px); line-height: 1.1; margin: 0 0 14px; letter-spacing: -.01em; }
.sci__text h3 em { color: var(--olive); }
.sci__text p { margin: 0; color: var(--ink-2); font-size: 16px; }
.sci__text .mono, .sci__text strong { color: var(--ink); }
.sci__text .mono { background: var(--card); padding: 1px 6px; border-radius: 5px; font-size: .9em; }
.sci__item:nth-child(even) .sci__viz { order: -1; }

.chart-card { background: #fff; border: 1px solid var(--hair); border-radius: var(--r-md); padding: 18px; }
.section--tint .chart-card, .section--tint .contrast__col { background: #fff; }
.chart-card__head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.chart-card__head .mono { font-size: 10.5px; letter-spacing: .06em; color: var(--ink-2); }
.chart-card__hover { color: var(--olive) !important; font-weight: 500; }
.chart-card canvas { width: 100%; height: 190px; }
.chart-card__src { font-size: 10px; color: var(--ink-3); margin-top: 12px; letter-spacing: .02em; }

.honesty { margin-top: 48px; background: var(--pale); border-radius: var(--r-md); padding: 30px clamp(22px,4vw,44px); }
.honesty__cap { font-size: 11px; letter-spacing: .1em; color: var(--olive-d); display: block; margin-bottom: 12px; }
.honesty p { margin: 0; font-size: clamp(16px,1.8vw,20px); color: #2b3a16; max-width: 68ch; }
.honesty strong { color: var(--olive-d); }

/* COMPARE table */
.compare { margin-top: 44px; overflow-x: auto; border-radius: var(--r-md); }
.ctable { width: 100%; min-width: 760px; border-collapse: collapse; background: #fff; }
.ctable th, .ctable td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--hair); vertical-align: middle; }
.ctable thead th { font-family: var(--sans); font-weight: 700; font-size: 15px; color: var(--ink); border-bottom: 1.5px solid var(--ink); }
.ctable__sub { display: block; font-size: 10px; color: var(--ink-3); font-weight: 400; margin-top: 2px; }
.ctable tbody th { font-weight: 600; font-size: 15px; color: var(--ink); }
.ctable td { font-size: 14px; color: var(--ink-2); }
.ctable__us { background: rgba(72,92,17,.06); }
thead .ctable__us { color: var(--olive); position: relative; }
.tick { display: inline-flex; align-items: center; gap: 7px; font-family: var(--mono); font-size: 12px; }
.tick::before { content: ""; width: 16px; height: 16px; border-radius: 50%; flex: none; display: inline-block; }
.tick--yes { color: var(--load-good); } .tick--yes::before { background: var(--load-good); box-shadow: inset 0 0 0 2px #fff, 0 0 0 1px var(--load-good); }
.tick--mid { color: var(--load-warn); } .tick--mid::before { background: var(--load-warn); box-shadow: inset 0 0 0 2px #fff, 0 0 0 1px var(--load-warn); }
.tick--no  { color: var(--ink-3); }     .tick--no::before  { background: transparent; box-shadow: inset 0 0 0 1.5px var(--ink-3); }

/* PRIVACY */
.privacy { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(28px,5vw,64px); align-items: center; }
.privacy__list { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-direction: column; gap: 12px; }
.privacy__list li { display: flex; gap: 12px; font-size: 15.5px; color: var(--ink); align-items: baseline; }
.privacy__list .mono { color: var(--olive); font-size: 12px; }
.privacy__panel { aspect-ratio: 1; background: var(--olive); border-radius: var(--r-lg); display: grid; place-items: center; box-shadow: 0 40px 100px -60px var(--olive); }
.privacy__glyph { text-align: center; color: var(--pale); display: flex; flex-direction: column; gap: 14px; align-items: center; }
.privacy__glyph .mono { font-size: 13px; letter-spacing: .18em; color: #fff; }
.privacy__lock { font-family: var(--mono); font-size: 15px; color: var(--pale); background: rgba(255,255,255,.12); padding: 8px 16px; border-radius: 999px; }
.privacy__x { color: rgba(255,255,255,.55) !important; font-size: 11px !important; }

/* PLATFORMS */
.plat { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 44px; }
.plat__card { background: #fff; border: 1px solid var(--hair); border-radius: var(--r-md); padding: 28px; }
.plat__tag { font-size: 11px; letter-spacing: .1em; color: var(--olive); background: var(--pale); padding: 5px 11px; border-radius: 999px; display: inline-block; margin-bottom: 16px; }
.plat__card h3 { font-family: var(--serif); font-weight: 600; font-size: 26px; line-height: 1.1; margin: 0 0 12px; }
.plat__card p { margin: 0; color: var(--ink-2); font-size: 15.5px; }
.clinic { margin-top: 22px; background: var(--olive); color: var(--pale); border-radius: var(--r-md); padding: 30px clamp(22px,4vw,44px); }
.clinic__cap { font-size: 11px; letter-spacing: .1em; color: #fff; display: block; margin-bottom: 12px; }
.clinic p { margin: 0; font-size: clamp(16px,1.8vw,20px); color: #eef3e0; max-width: 72ch; }

/* PRICING */
.pricing { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 44px; max-width: 860px; }
.price { background: #fff; border: 1px solid var(--hair); border-radius: var(--r-md); padding: 30px; display: flex; flex-direction: column; }
.price--feature { border-color: var(--olive); box-shadow: 0 40px 90px -60px rgba(72,92,17,.7); }
.price__tag { font-size: 11px; letter-spacing: .12em; color: var(--ink-2); }
.price__tag--pro { color: var(--olive); }
.price__amt { display: flex; align-items: baseline; gap: 6px; margin: 14px 0 6px; }
.price__num { font-family: var(--serif); font-weight: 600; font-size: 52px; line-height: 1; }
.price__per { font-size: 13px; color: var(--ink-3); }
.price__desc { color: var(--ink-2); font-size: 14.5px; margin: 0 0 18px; min-height: 42px; }
.price__list { list-style: none; padding: 0; margin: 0 0 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.price__list li { position: relative; padding-left: 26px; font-size: 14.5px; color: var(--ink); }
.price__list li::before { content: ""; position: absolute; left: 0; top: .5em; width: 13px; height: 13px; border-radius: 50%; background: var(--pale); box-shadow: inset 0 0 0 2px var(--olive); }
.price__cta { justify-content: center; }

/* FAQ */
.faq { margin-top: 40px; max-width: 820px; }
.faq__item { border-bottom: 1px solid var(--hair); }
.faq__item summary { list-style: none; cursor: pointer; padding: 22px 0; font-family: var(--serif); font-size: clamp(19px,2.2vw,24px); font-weight: 600; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__plus { width: 18px; height: 18px; flex: none; position: relative; }
.faq__plus::before, .faq__plus::after { content: ""; position: absolute; background: var(--olive); border-radius: 2px; transition: transform .25s var(--ease); }
.faq__plus::before { top: 8px; left: 0; width: 18px; height: 2px; }
.faq__plus::after { left: 8px; top: 0; width: 2px; height: 18px; }
.faq__item[open] .faq__plus::after { transform: scaleY(0); }
.faq__item p { margin: 0 0 24px; color: var(--ink-2); font-size: 16px; max-width: 68ch; }

/* CTA band */
.cta-band { background: var(--olive); color: #fff; text-align: center; padding: clamp(72px,10vw,120px) 0; }
.cta-band__title { font-size: clamp(34px,5.5vw,68px); color: #fff; }
.cta-band__title em { color: var(--pale); }
.cta-band .btn { margin-top: 34px; background: #fff; color: var(--olive-d); }
.cta-band .btn:hover { background: var(--pale); }

/* FOOTER */
.footer { padding: 64px 0 40px; }
.footer__inner { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 40px; border-bottom: 1px solid var(--hair); }
.footer__brand { display: flex; flex-direction: column; gap: 4px; }
.footer__brand .brand-word { font-size: 20px; }
.footer__tag { font-size: 12px; color: var(--ink-3); margin-top: 8px; }
.footer__cols { display: flex; gap: 56px; flex-wrap: wrap; }
.footer__cols > div { display: flex; flex-direction: column; gap: 10px; }
.footer__h { font-size: 11px; letter-spacing: .1em; color: var(--ink-3); text-transform: uppercase; margin-bottom: 4px; }
.footer__cols a { font-size: 14px; color: var(--ink-2); transition: color .2s; }
.footer__cols a:hover { color: var(--ink); }
.footer__fine { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 24px; font-size: 11.5px; color: var(--ink-3); }

/* ============================ REVEAL ANIM ============================ */
.reveal { opacity: 0; }
.reveal.in { animation: revealUp .7s var(--ease) forwards; }
@keyframes revealUp { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }

/* ============================ RESPONSIVE ============================ */
@media (max-width: 940px) {
  .stage__grid { grid-template-columns: 1fr; }
  .contrast, .sci__item, .privacy, .plat, .pricing { grid-template-columns: 1fr; }
  .sci__item:nth-child(even) .sci__viz { order: 0; }
  .nav__links { display: none; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .wrap { width: min(var(--wrap), 100% - 32px); }
  .hero { padding: 130px 0 56px; }
  .stage__devices { grid-template-columns: 1fr; }
  .readout { grid-template-columns: 1fr; }
  .footer__inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; }
  .reveal.in { animation: none; }
}