/* ============================================================
   NOLIMIT — Style System
   Light-first. Premium on pearl. Signal + Clarity.
   ============================================================ */

/* ─── TOKENS ─── */
:root {
  --bg:            #F8F7F5;
  --surface:       #FFFFFF;
  --elevated:      #F0EDE8;
  --white:         #1A1816;
  --frost:         #5A5754;
  --mist:          #8A8784;

  --redline:       #1A1816;
  --redline-soft:  rgba(26,24,22,0.08);
  --redline-border:rgba(26,24,22,0.12);
  --ice:           #1A1816;

  --glass-10: rgba(0,0,0,0.06);
  --glass-6:  rgba(0,0,0,0.04);
  --glass-3:  rgba(0,0,0,0.02);
  --glass-1:  rgba(0,0,0,0.01);
  --glass-border:       rgba(0,0,0,0.08);
  --glass-border-hover: rgba(0,0,0,0.14);

  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-quad: cubic-bezier(0.33, 1, 0.68, 1);

  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  32px;
  --space-xl:  80px;
  --space-2xl: 160px;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
}

/* ─── PRELOADER ─── */
body.preloader-active { overflow: hidden; }
.preloader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.6s ease-out, visibility 0.6s;
}
.preloader.fade-out { opacity: 0; pointer-events: none; visibility: hidden; }
.preloader-word {
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 600;
  font-size: clamp(2.5rem, 9vw, 7rem);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--white);
  display: flex;
}
.preloader-word span {
  opacity: 0;
  display: inline-block;
  animation: pl-letter 0.5s var(--ease-expo) forwards;
}
.preloader-word span:nth-child(1) { animation-delay: 0.05s; }
.preloader-word span:nth-child(2) { animation-delay: 0.12s; }
.preloader-word span:nth-child(3) { animation-delay: 0.19s; }
.preloader-word span:nth-child(4) { animation-delay: 0.26s; }
.preloader-word span:nth-child(5) { animation-delay: 0.33s; }
.preloader-word span:nth-child(6) { animation-delay: 0.40s; }
.preloader-word span:nth-child(7) { animation-delay: 0.47s; }
@keyframes pl-letter {
  from { opacity: 0; filter: blur(8px); transform: translateY(12px); }
  to   { opacity: 1; filter: blur(0);   transform: none; }
}

/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: 'DM Sans', 'Helvetica Neue', sans-serif;
  font-weight: 300;
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Grain overlay */
.grain-overlay {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  opacity: 0.12;
  mix-blend-mode: multiply;
  transform: translateZ(0);
  will-change: transform;
}

/* Ambient blobs */
.ambient { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.ambient-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.04;
  transform: translateZ(0);
  will-change: transform;
}
.blob-1 {
  width: 600px; height: 600px;
  background: rgba(200,180,150,0.5);
  top: -200px; right: -100px;
}
.blob-2 {
  width: 400px; height: 400px;
  background: rgba(180,170,155,0.4);
  bottom: 20%; left: -100px;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: 'Instrument Sans', 'Helvetica Neue', sans-serif;
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--white);
}
h1 {
  font-family: 'Barlow', 'Helvetica Neue', sans-serif;
  font-weight: 500;
  font-size: clamp(64px, 9vw, 130px);
  letter-spacing: -0.02em;
  line-height: 0.92;
}
h2 { font-size: clamp(40px, 5.5vw, 80px); }
h3 { font-size: clamp(20px, 2vw, 26px); letter-spacing: -0.02em; line-height: 1.1; }

p { color: var(--frost); font-size: clamp(14px, 1.2vw, 17px); line-height: 1.6; }

.mono {
  font-family: 'IBM Plex Mono', 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.redline { color: rgba(26,24,22,0.45); }
.redline-muted { color: rgba(26,24,22,0.18); }

/* Container */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

/* ─── GLASS CARD ─── */
.glass-card {
  background: rgba(255,255,255,0.55);
  backdrop-filter: blur(48px) saturate(1.4);
  -webkit-backdrop-filter: blur(48px) saturate(1.4);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: var(--radius-md);
  box-shadow:
    0 1px 3px rgba(0,0,0,0.04),
    0 4px 24px rgba(0,0,0,0.03),
    inset 0 1px 0 rgba(255,255,255,0.6);
  transition: background 0.3s var(--ease-expo), border-color 0.3s var(--ease-expo), box-shadow 0.3s var(--ease-expo);
}
.glass-card:hover {
  background: rgba(255,255,255,0.72);
  border-color: rgba(255,255,255,0.5);
  box-shadow:
    0 1px 3px rgba(0,0,0,0.04),
    0 8px 32px rgba(0,0,0,0.05),
    inset 0 1px 0 rgba(255,255,255,0.7);
}

/* Accent card */
.accent-card {
  background: rgba(255,255,255,0.65);
  border-color: rgba(255,255,255,0.45);
  box-shadow:
    0 1px 3px rgba(0,0,0,0.04),
    0 8px 32px rgba(0,0,0,0.04),
    inset 0 1px 0 rgba(255,255,255,0.7);
}
.accent-card:hover {
  background: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.55);
}

/* ─── BUTTONS ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--white);
  color: var(--bg);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 28px;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.15s var(--ease-quad), background 0.2s;
}
.btn-primary:hover { transform: scale(1.03); background: #2e2c2a; }
.btn-primary.full-width { width: 100%; justify-content: center; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: transparent;
  color: var(--frost);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 28px;
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.btn-ghost:hover { border-color: rgba(0,0,0,0.3); color: var(--white); background: rgba(0,0,0,0.03); }

/* ─── REVEAL ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-expo), transform 0.7s var(--ease-expo);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s var(--ease-expo), transform 0.7s var(--ease-expo);
}
.reveal-right.visible { opacity: 1; transform: none; }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ─── SECTION HEADER ─── */
.section-header { margin-bottom: var(--space-xl); }
.eyebrow { color: var(--mist); margin-bottom: var(--space-md); display: block; }
.label { color: var(--mist); display: block; margin-bottom: var(--space-sm); }

/* ─── IMAGE PLACEHOLDERS ─── */
.img-placeholder {
  background: rgba(0,0,0,0.03);
  border: 1px dashed rgba(0,0,0,0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
}
.img-placeholder.small { min-height: 200px; }
.img-placeholder.tall { min-height: 520px; }
.img-placeholder.preorder-img { min-height: 480px; }
.img-placeholder-inner {
  padding: var(--space-lg);
  text-align: center;
  max-width: 320px;
}
.img-placeholder-inner p { font-size: 12px; color: var(--mist); margin-top: var(--space-sm); line-height: 1.5; }

/* ─── NAV ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 var(--space-xl);
  transform: translateY(-100%);
  transition: transform 0.4s var(--ease-expo);
}
.nav.nav-visible {
  transform: translateY(0);
}
.nav::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(248,247,245,0.7);
  backdrop-filter: blur(28px) saturate(1.4);
  -webkit-backdrop-filter: blur(28px) saturate(1.4);
  border-bottom: 1px solid rgba(255,255,255,0.3);
  box-shadow: 0 1px 8px rgba(0,0,0,0.04);
  pointer-events: none;
}
.nav-inner {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 64px;
  gap: var(--space-xl);
  position: relative;
}
.nav-logo {
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.06em;
  color: var(--white);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  gap: var(--space-lg);
  flex: 1;
}
.nav-links a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  border: 1px solid rgba(0,0,0,0.15);
  padding: 8px 16px;
  border-radius: 999px;
  transition: border-color 0.2s, background 0.2s;
  flex-shrink: 0;
}
.nav-cta:hover { border-color: rgba(0,0,0,0.3); background: rgba(0,0,0,0.04); }
.nav-burger { display: none; }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 64px 0 0 0;
  background: rgba(248,247,245,0.98);
  backdrop-filter: blur(40px);
  z-index: 99;
  padding: var(--space-xl);
  transform: translateY(-20px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s var(--ease-expo), opacity 0.3s var(--ease-expo);
}
.mobile-menu.open { transform: none; opacity: 1; pointer-events: all; }
.mobile-menu ul { display: flex; flex-direction: column; gap: var(--space-lg); }
.mobile-menu a {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--white);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  align-items: center;
  padding: 120px var(--space-xl) 100px;
  overflow: hidden;
  gap: var(--space-xl);
}


.hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
}

/* Right column */
.hero-right {
  position: relative;
  z-index: 2;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 560px;
}
.hero-image-wrap {
  position: absolute;
  inset: 0;
}
.hero-img {
  width: 90%;
  height: 90%;
  object-fit: contain;
  object-position: center center;
  display: block;
  margin: auto;
}
.hero-img-fade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to left, transparent 40%, rgba(248,247,245,0.5) 100%),
    linear-gradient(to top, rgba(248,247,245,0.5) 0%, transparent 35%);
  pointer-events: none;
}
.hero-eyebrow {
  color: var(--mist);
  margin-bottom: var(--space-md);
  display: block;
}
.hero-headline {
  margin-bottom: var(--space-md);
}
.hero-sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: var(--space-lg);
}
.hero-body {
  font-size: clamp(15px, 1.3vw, 18px);
  max-width: 480px;
  margin-bottom: var(--space-lg);
}
.hero-actions {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}
.hero-proof {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}
.hero-proof li {
  color: var(--mist);
  font-size: 10px;
  position: relative;
}
.hero-proof li + li::before {
  content: '·';
  position: absolute;
  left: calc(-1 * var(--space-md) - 2px);
  color: var(--mist);
}

/* Hero stat cards — overlaid on image */
.hero-stats {
  position: absolute;
  right: var(--space-lg);
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-end;
}
.hero-stat-card {
  padding: var(--space-md) var(--space-lg);
  min-width: 210px;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  border: 1px solid rgba(0,0,0,0.08);
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}
.stat-val {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 48px;
  font-weight: 600;
  letter-spacing: -0.04em;
  color: var(--white);
  line-height: 1;
  margin: var(--space-xs) 0;
}
.stat-val .unit { font-size: 22px; color: var(--mist); margin-left: 2px; }
.stat-status.ready { font-size: 10px; color: var(--frost); }
.delta { font-size: 10px; }
.delta.up { color: var(--frost); }
.delta.down { color: #C0392B; }

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: var(--space-lg);
  right: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  z-index: 2;
}
.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--mist));
}
.scroll-hint .mono { font-size: 9px; }

/* ─── TECHNOLOGY ─── */
.technology {
  padding: var(--space-lg) 0 var(--space-2xl);
}
.technology h2 { margin-bottom: var(--space-sm); }

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 55%;
  border-radius: var(--radius-lg);
  display: block;
}

/* Product showcase */
.product-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 300px;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}
.product-img-main {
  overflow: hidden;
  border-radius: var(--radius-lg);
  height: 300px;
}
.product-spec-card {
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.spec-list {
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.spec-list li {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--glass-border);
  font-size: 11px;
  color: var(--mist);
}
.spec-list li:last-child { border-bottom: none; }
.spec-list li span:last-child { color: var(--white); }

/* Tech cards */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--glass-border);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.tech-card {
  padding: var(--space-xl) var(--space-lg);
  border-radius: 0;
  border: none;
  background: rgba(255,255,255,0.6);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.tech-card:hover { background: rgba(255,255,255,0.85); }
.tech-card-top { display: flex; align-items: center; justify-content: space-between; }
.idx { font-size: 10px; color: var(--mist); }
.tech-card h3 { color: var(--white); }
.tech-card p { font-size: 13px; flex: 1; }
.tech-card-visual { margin-top: auto; }

/* ─── EMG BARS ─── */
.emg-bars {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  height: 80px;
  padding-bottom: 20px;
  position: relative;
}
/* baseline rule */
.emg-bars::after {
  content: '';
  position: absolute;
  bottom: 20px;
  left: 0; right: 0;
  height: 1px;
  background: rgba(0,0,0,0.08);
}
.emg-bar {
  flex: 1;
  background: rgba(0,0,0,0.15);
  border-radius: 3px 3px 0 0;
  height: var(--h, 70%);
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 4px;
  transition: height 1s var(--ease-expo);
}
.emg-bar.warn { background: rgba(192,57,43,0.45); }
.emg-bar .mono { font-size: 8px; color: rgba(0,0,0,0.4); position: absolute; bottom: -16px; }

/* continuous pulse animations — only when parent card has .is-animating */
@keyframes emg-1 { 0%,100%{height:82%} 28%{height:55%} 55%{height:92%} 80%{height:68%} }
@keyframes emg-2 { 0%,100%{height:74%} 20%{height:91%} 50%{height:52%} 75%{height:80%} }
@keyframes emg-3 { 0%,100%{height:63%} 35%{height:80%} 65%{height:45%} 85%{height:71%} }
@keyframes emg-4 { 0%,100%{height:61%} 30%{height:78%} 60%{height:88%} 82%{height:50%} }

.tech-card.is-animating .emg-bar:nth-child(1) { animation: emg-1 2.2s ease-in-out infinite; }
.tech-card.is-animating .emg-bar:nth-child(2) { animation: emg-2 1.8s ease-in-out infinite; }
.tech-card.is-animating .emg-bar:nth-child(3) { animation: emg-3 2.5s ease-in-out infinite; }
.tech-card.is-animating .emg-bar:nth-child(4) { animation: emg-4 2.0s ease-in-out infinite; }

/* dim non-active cards while cycling */
.tech-grid.cycling .tech-card { opacity: 0.45; transition: opacity 0.4s ease, border-color 0.4s ease; }
.tech-grid.cycling .tech-card.is-animating {
  opacity: 1;
  border-color: rgba(0,0,0,0.1);
  box-shadow: 0 0 0 1px rgba(0,0,0,0.06);
}

/* ─── IMU VIZ ─── */
.imu-viz {
  width: 100%;
  height: auto;
  display: block;
  transform-origin: center;
}
.tech-card.is-animating .imu-viz {
  animation: imu-wobble 5s ease-in-out infinite;
}
@keyframes imu-wobble {
  0%   { transform: rotate(-6deg) scale(0.96); }
  50%  { transform: rotate(6deg)  scale(1.02); }
  100% { transform: rotate(-6deg) scale(0.96); }
}

/* ─── CHAT PREVIEW ─── */
.chat-preview { display: flex; flex-direction: column; gap: 8px; overflow: hidden; }
.chat-bubble {
  padding: 9px 13px;
  border-radius: 14px;
  font-size: 11px;
  line-height: 1.45;
  max-width: 88%;
  opacity: 0;
}
.chat-bubble.user {
  background: rgba(0,0,0,0.06);
  border: 1px solid rgba(0,0,0,0.08);
  color: var(--white);
  align-self: flex-end;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.02em;
  border-radius: 14px 14px 3px 14px;
}
.chat-bubble.ai {
  background: rgba(0,0,0,0.03);
  border: 1px solid rgba(0,0,0,0.06);
  color: var(--frost);
  font-size: 11px;
  border-radius: 14px 14px 14px 3px;
}

/* User bubble: appears first, holds, then fades with AI */
@keyframes chat-loop-user {
  0%        { opacity: 0; transform: translateX(14px) scale(0.94); }
  10%       { opacity: 1; transform: none; }
  70%       { opacity: 1; transform: none; }
  82%       { opacity: 0; transform: translateX(6px); }
  100%      { opacity: 0; transform: translateX(14px) scale(0.94); }
}

/* AI bubble: appears after user, holds, then fades together */
@keyframes chat-loop-ai {
  0%, 18%   { opacity: 0; transform: translateX(-14px) scale(0.94); }
  28%       { opacity: 1; transform: none; }
  70%       { opacity: 1; transform: none; }
  82%       { opacity: 0; transform: translateX(-6px); }
  100%      { opacity: 0; transform: translateX(-14px) scale(0.94); }
}

.tech-card.is-animating .chat-bubble.user {
  animation: chat-loop-user 6s ease-in-out infinite;
}
.tech-card.is-animating .chat-bubble.ai {
  animation: chat-loop-ai 6s ease-in-out infinite;
}

/* ─── VERSUS ─── */
.versus {
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
  padding: var(--space-xl) 0;
  background: rgba(0,0,0,0.01);
  border-top: 1px solid rgba(255,255,255,0.3);
  border-bottom: 1px solid rgba(255,255,255,0.3);
}
.versus-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xl);
  align-items: start;
}
.versus-left p { max-width: 380px; margin-top: var(--space-lg); }
.versus-cards { display: flex; flex-direction: column; gap: 0; }

.versus-card { padding: var(--space-xl) var(--space-lg); }
.versus-card h3 { margin: var(--space-sm) 0; }
.versus-card p { font-size: 13px; margin-bottom: var(--space-md); }
.versus-card .label.accent { color: var(--frost); }

.tag-row { display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
  font-size: 9px;
  color: var(--mist);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(255,255,255,0.3);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.tag.active {
  color: var(--white);
  border-color: rgba(255,255,255,0.45);
  background: rgba(255,255,255,0.5);
}

.versus-plus {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
}
.plus-line { flex: 1; height: 1px; background: var(--glass-border); }
.versus-plus .mono { font-size: 16px; color: var(--frost); }


/* ─── APP SECTION ─── */
.app-section {
  position: relative;
  padding: var(--space-lg) 0 var(--space-xl);
  overflow: hidden;
  text-align: center;
}

/* Background watermark text — full width, phone overlaps only the bottom line */
.app-bg-text {
  position: relative;
  z-index: 0;
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 600;
  font-size: clamp(48px, 8vw, 120px);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: rgba(0,0,0,0.18);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  text-align: center;
  padding-top: var(--space-md);
}

/* Phone stack — pulled up tight against the text */
.app-phone-stack {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: -10px;
}

/* Phone — flat, smaller */
.phone-3d {
  transform: none;
  filter: drop-shadow(0 40px 100px rgba(0,0,0,0.2));
  position: relative;
  width: 240px;
  height: 500px;
}
.phone-3d:hover { transform: none; }

/* Phone faces */
.phone-face { position: absolute; border-radius: 44px; }
.phone-face.front {
  inset: 0;
  background: linear-gradient(145deg, #1a1a20 0%, #0e0e14 60%, #0a0a10 100%);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.1),
    inset 0 -1px 0 rgba(0,0,0,0.4),
    0 0 0 1px rgba(0,0,0,0.6);
  overflow: hidden;
}
.phone-face.side {
  width: 10px;
  top: 8px;
  bottom: 8px;
  right: -10px;
  background: linear-gradient(to right, #141418, #0c0c10);
  border-radius: 0 8px 8px 0;
  transform: rotateY(90deg);
  transform-origin: left center;
  border: 1px solid rgba(255,255,255,0.04);
}
.phone-face.bottom {
  height: 10px;
  left: 8px;
  right: 8px;
  bottom: -10px;
  background: linear-gradient(to bottom, #141418, #0c0c10);
  border-radius: 0 0 8px 8px;
  transform: rotateX(-90deg);
  transform-origin: top center;
  border: 1px solid rgba(255,255,255,0.04);
}

.phone-shell {
  position: absolute;
  inset: 0;
  border-radius: 44px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.phone-notch {
  width: 100px;
  height: 28px;
  background: #000;
  border-radius: 0 0 20px 20px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}
.phone-screen-area { flex: 1; overflow: hidden; position: relative; }
.phone-screen { position: absolute; inset: 0; }

/* App screens */
.app-screen {
  position: absolute;
  inset: 0;
  background: #0a0a0e;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-expo);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.app-screen.active { opacity: 1; pointer-events: all; }

.as-bar {
  padding: 8px 16px;
  font-size: 10px;
  color: #6B6966;
  flex-shrink: 0;
}
.as-body {
  flex: 1;
  padding: 8px 16px 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.as-date { font-size: 9px; color: #6B6966; }
.as-title {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: #F0EFED;
}

/* Readiness ring */
.as-ring {
  width: 120px;
  height: 120px;
  position: relative;
  margin: 0 auto;
}
.as-ring svg { width: 100%; height: 100%; }
.as-ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.as-score {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.04em;
  color: #F0EFED;
  line-height: 1;
}
.as-status { font-size: 8px; color: #B8B5AF; }
.as-metrics { display: flex; justify-content: space-around; }
.as-metric { text-align: center; }
.as-mval {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: #F0EFED;
  letter-spacing: -0.03em;
}
.as-mval span { font-size: 11px; color: #6B6966; }
.as-mlbl { font-size: 8px; }
.as-insight {
  font-size: 10px;
  color: #B8B5AF;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 8px 10px;
  line-height: 1.4;
}

/* EMG live screen */
.as-live-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 9px;
  color: #E84225;
}
.live-dot {
  width: 6px;
  height: 6px;
  background: #E84225;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.as-emg-list { display: flex; flex-direction: column; gap: 6px; }
.as-emg-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.as-emg-row .mono { font-size: 8px; min-width: 36px; }
.as-emg-row .mono:last-child { text-align: right; min-width: 28px; }
.as-track { flex: 1; height: 4px; background: rgba(255,255,255,0.08); border-radius: 2px; overflow: hidden; }
.as-fill { height: 100%; background: rgba(255,255,255,0.4); border-radius: 2px; }
.as-fill.warn { background: rgba(232,66,37,0.7); }

.as-balance-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 8px 10px;
}
.as-balance-card .mono { font-size: 8px; margin-bottom: 6px; }
.as-bal-track { height: 4px; background: rgba(255,255,255,0.08); border-radius: 2px; position: relative; overflow: hidden; }
.as-bal-mid { position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: rgba(255,255,255,0.3); }
.as-bal-fill { position: absolute; left: 50%; top: 0; bottom: 0; width: 8%; background: #E84225; }
.as-bal-val { font-size: 8px; margin-top: 4px; color: #E84225; }

/* AI Chat screen */
.as-chat-body { gap: 8px; }
.as-chat { flex: 1; display: flex; flex-direction: column; gap: 6px; overflow: hidden; }
.as-bubble {
  padding: 7px 10px;
  border-radius: 10px;
  font-size: 9px;
  line-height: 1.4;
  max-width: 85%;
}
.as-bubble.user {
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.08);
  color: #F0EFED;
  align-self: flex-end;
  border-radius: 10px 10px 3px 10px;
}
.as-bubble.ai {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  color: #B8B5AF;
  border-radius: 10px 10px 10px 3px;
}
.as-bubble.typing {
  display: flex;
  gap: 3px;
  align-items: center;
  padding: 10px 12px;
}
.as-bubble.typing span {
  width: 4px; height: 4px;
  background: #6B6966;
  border-radius: 50%;
  animation: blink 1.2s infinite;
}
.as-bubble.typing span:nth-child(2) { animation-delay: 0.2s; }
.as-bubble.typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink {
  0%, 80%, 100% { opacity: 0.3; } 40% { opacity: 1; }
}
.as-input {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 9px;
  color: #6B6966;
}

/* Recovery screen */
.as-sleep-score { display: flex; align-items: baseline; gap: 8px; }
.as-sleep-score span:first-child {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 36px;
  font-weight: 600;
  color: #F0EFED;
  letter-spacing: -0.04em;
}
.as-sleep-score span.mono { font-size: 8px; color: #8EB4C8; }
.as-sleep-list { display: flex; flex-direction: column; gap: 5px; }
.as-sleep-row { display: flex; align-items: center; gap: 6px; }
.as-sleep-row .mono { font-size: 8px; min-width: 36px; }
.as-sleep-row .mono:last-child { min-width: 24px; text-align: right; }
.sl-track { flex: 1; height: 4px; background: rgba(255,255,255,0.08); border-radius: 2px; overflow: hidden; }
.sl-fill { height: 100%; border-radius: 2px; }
.sl-fill.awake { background: rgba(255,255,255,0.2); }
.sl-fill.rem { background: #8EB4C8; }
.sl-fill.light { background: rgba(142,180,200,0.4); }
.sl-fill.deep { background: rgba(232,66,37,0.6); }
.as-hrv-row { display: flex; align-items: center; gap: var(--space-sm); }
.as-hrv-val {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 22px;
  font-weight: 600;
  color: #F0EFED;
  letter-spacing: -0.03em;
}
.as-hrv-row .delta.up { color: #8EB4C8; }

/* App nav bar — glassy pill, wider than phone */
.app-nav-bar {
  position: relative;
  z-index: 3;
  margin-top: -24px;
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(60px) saturate(1.8);
  -webkit-backdrop-filter: blur(60px) saturate(1.8);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 80px;
  padding: 7px;
  display: flex;
  gap: 4px;
  width: 480px;
  box-shadow: 0 12px 60px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.05);
}

.app-nav-btn {
  flex: 1;
  background: transparent;
  border: none;
  border-radius: 72px;
  padding: 13px 6px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(0,0,0,0.4);
  cursor: pointer;
  transition: background 0.25s var(--ease-expo), color 0.2s;
  white-space: nowrap;
}
.app-nav-btn:hover { color: rgba(0,0,0,0.65); }
.app-nav-btn.active {
  background: rgba(0,0,0,0.08);
  color: var(--white);
}

/* Below phone: description + download */
.app-below {
  position: relative;
  z-index: 2;
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.app-descriptions { max-width: 500px; }
.app-desc {
  display: none;
  font-size: 16px;
  color: var(--frost);
  line-height: 1.7;
  text-align: center;
}
.app-desc.active { display: block; }

.app-store-row {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
}
.app-store-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: var(--white);
  background: rgba(0,0,0,0.04);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 60px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
  text-decoration: none;
}
.app-store-btn:hover {
  background: rgba(0,0,0,0.08);
  border-color: rgba(0,0,0,0.18);
}

/* ─── INSIGHTS ─── */
.insights { content-visibility: auto; contain-intrinsic-size: 0 500px; padding: var(--space-2xl) 0 var(--space-xl); }
.hud-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}
.hud-card { padding: var(--space-xl) var(--space-lg); display: flex; flex-direction: column; gap: var(--space-md); }
.hud-label { font-size: 10px; color: var(--mist); }
.hud-desc { font-size: 13px; color: var(--frost); flex: 0; }
.hud-metric-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.metric-lbl { font-size: 9px; color: var(--mist); min-width: 100px; flex-shrink: 0; }
.hud-bar-wrap { flex: 1; height: 4px; background: rgba(0,0,0,0.06); border-radius: 2px; overflow: hidden; }
.hud-bar {
  height: 100%;
  width: var(--w, 0%);
  border-radius: 2px;
  transition: width 1.4s var(--ease-expo);
}
.hud-bar.safe { background: rgba(0,0,0,0.35); }
.hud-bar.danger { background: #C0392B; }
.metric-val { font-size: 10px; color: var(--white); min-width: 32px; text-align: right; }
.hud-stat-row { display: flex; align-items: center; gap: var(--space-sm); margin-top: auto; }
.hud-big {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--white);
  flex: 1;
  text-transform: none;
  letter-spacing: -0.03em;
}
.hud-warning {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: #C0392B;
  font-size: 10px;
}
.hud-severity { display: flex; gap: var(--space-sm); align-items: center; }
.severity-badge {
  font-size: 9px;
  color: #C0392B;
  border: 1px solid rgba(192,57,43,0.2);
  padding: 3px 8px;
  border-radius: 4px;
}
.severity-action { font-size: 9px; color: var(--mist); }
.hud-risk-score {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 72px;
  font-weight: 600;
  letter-spacing: -0.05em;
  color: #C0392B;
  line-height: 1;
  text-align: center;
}


/* ─── FAQ ─── */
.faq {
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
  padding: var(--space-xl) 0 var(--space-2xl);
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  overflow: hidden;
}
.faq-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  width: 100%;
  padding: var(--space-lg);
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--white);
  text-align: left;
  line-height: 1.3;
}
.faq-trigger:hover { color: var(--frost); }
.chevron {
  flex-shrink: 0;
  color: var(--mist);
  transition: transform 0.3s var(--ease-expo);
}
.faq-item.open .chevron {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-expo), padding 0.4s var(--ease-expo);
  padding: 0 var(--space-lg);
}
.faq-item.open .faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
}
.faq-answer p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--frost);
}

/* ─── INJURY PREVENTION ─── */
.injury {
  content-visibility: auto;
  contain-intrinsic-size: 0 700px;
  padding: var(--space-xl) 0 var(--space-2xl);
}
.injury-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}
.injury-header { margin-bottom: var(--space-xl); max-width: 600px; }
.injury-content { display: flex; flex-direction: column; }
.injury-intro { font-size: clamp(15px, 1.3vw, 18px); color: var(--frost); max-width: 480px; margin-top: var(--space-md); }
.steps { display: flex; flex-direction: column; gap: var(--space-sm); }
.step {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg);
  align-items: flex-start;
}
.step-num { font-size: 10px; color: var(--mist); flex-shrink: 0; min-width: 24px; }
.step-title {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 4px;
}
.step-desc { font-size: 13px; color: var(--frost); line-height: 1.5; }

/* Injury image + float card */
.injury-image { position: relative; }
.injury-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  display: block;
  min-height: 520px;
}
.injury-float-card {
  position: absolute;
  bottom: var(--space-lg);
  left: var(--space-lg);
  right: var(--space-lg);
  padding: var(--space-lg);
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(48px) saturate(1.4);
  -webkit-backdrop-filter: blur(48px) saturate(1.4);
  border: 1px solid rgba(255,255,255,0.35);
  box-shadow:
    0 8px 40px rgba(0,0,0,0.08),
    inset 0 1px 0 rgba(255,255,255,0.6);
}
.injury-float-card .label { color: rgba(0,0,0,0.45); }
.ifc-level {
  font-size: 20px;
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: var(--space-sm) 0;
}
.ifc-level.good { color: var(--white); }
.ifc-bar {
  height: 4px;
  background: rgba(0,0,0,0.08);
  border-radius: 2px;
  overflow: hidden;
  margin: var(--space-md) 0 var(--space-sm);
}
.ifc-fill { height: 100%; background: var(--white); border-radius: 2px; }
.ifc-sub { font-size: 10px; color: var(--frost); }

/* ─── MOBILE CTA BAR ─── */
.mobile-cta-bar {
  display: none;
}

/* ─── PRE-ORDER ─── */
.preorder {
  content-visibility: auto;
  contain-intrinsic-size: 0 600px;
  padding: var(--space-2xl) 0 var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.3);
}
.preorder-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}
.preorder-image { position: relative; }
.preorder-product-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  display: block;
  max-height: 640px;
}

.preorder-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.preorder-price-card {
  padding: var(--space-xl);
}
.preorder-price-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
}
.preorder-savings {
  padding: var(--space-sm) var(--space-md);
  text-align: center;
  background: rgba(255,255,255,0.5) !important;
  border: 1px solid rgba(255,255,255,0.4) !important;
}
.preorder-savings .save {
  font-size: 11px;
  color: var(--white);
  font-weight: 500;
}
.preorder-savings .was {
  font-size: 9px;
  color: var(--mist);
  text-decoration: none;
}

.price-main {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 64px;
  font-weight: 600;
  letter-spacing: -0.05em;
  color: var(--white);
  line-height: 1;
  display: flex;
  align-items: flex-start;
}
.currency {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.5;
  margin-right: 2px;
}

.card-divider { height: 1px; background: rgba(0,0,0,0.06); margin: var(--space-md) 0; }
.includes-lbl { font-size: 10px; color: var(--mist); margin-bottom: var(--space-sm); display: block; }
.checklist { display: flex; flex-direction: column; gap: 10px; margin-bottom: var(--space-lg); }
.checklist li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 13px;
  color: var(--frost);
}
.check { width: 15px; height: 15px; flex-shrink: 0; color: var(--white); }

.preorder-meta-row {
  display: flex;
  gap: var(--space-sm);
}
.preorder-meta-card {
  flex: 1;
  padding: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}
.badge-dot { width: 6px; height: 6px; background: var(--white); border-radius: 50%; flex-shrink: 0; }

.contact-line { font-size: 12px; color: var(--mist); text-align: center; margin-top: var(--space-sm); }
.contact-line a { color: var(--frost); border-bottom: 1px solid var(--glass-border); padding-bottom: 1px; }
.contact-line a:hover { color: var(--white); border-color: var(--frost); }

/* ─── CTA ─── */
.cta-section { content-visibility: auto; contain-intrinsic-size: 0 400px; padding: var(--space-xl) 0; }
.cta-inner {
  padding: var(--space-2xl);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  position: relative;
  overflow: hidden;
}
.cta-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(200,180,150,0.08) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 80%, rgba(180,170,155,0.06) 0%, transparent 50%);
  pointer-events: none;
}
.cta-headline { font-size: clamp(48px, 6vw, 96px); }
.cta-body { max-width: 560px; font-size: 16px; }

/* ─── FOOTER ─── */
.footer {
  border-top: 1px solid var(--glass-border);
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.footer-wordmark {
  padding: var(--space-2xl) 0;
  text-align: center;
  border-bottom: 1px solid var(--glass-border);
}
.footer-wordmark span {
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 600;
  font-size: clamp(4rem, 18vw, 18rem);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--white);
  line-height: 1;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-2xl);
  padding: var(--space-xl) 0;
}

.footer-nav-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.footer-col h4 {
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: var(--white);
  margin-bottom: var(--space-md);
}

.footer-col ul { display: flex; flex-direction: column; gap: var(--space-sm); }

.footer-col a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  color: var(--mist);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ─── RESPONSIVE ─── */

@media (max-width: 1024px) {
  :root { --space-xl: 48px; --space-2xl: 96px; }
  .container { padding: 0 var(--space-lg); }
  .hero { grid-template-columns: 1fr; padding-top: 100px; }
  .hero-right { min-height: 380px; border-radius: var(--radius-md); }
  .hero-image-wrap { position: relative; width: 100%; height: 380px; }
  .hero-img-fade { background: linear-gradient(to top, rgba(248,247,245,0.6) 0%, transparent 50%); }
  .tech-grid { grid-template-columns: 1fr; }
  .versus-layout { grid-template-columns: 1fr; gap: var(--space-xl); }
  .hud-grid { grid-template-columns: 1fr; }
  .injury-layout { grid-template-columns: 1fr; }
  .preorder-layout { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
  .app-nav-bar { width: min(90vw, 460px); }
  .app-bg-text { font-size: clamp(52px, 11vw, 120px); }
}

@media (max-width: 768px) {
  :root { --space-xl: 28px; --space-2xl: 56px; }

  /* ── Kill all animations & transitions ─────────────────── */
  *, *::before, *::after {
    animation: none !important;
    animation-duration: 0.001ms !important;
    transition: none !important;
  }
  /* Keep only burger menu toggle + FAQ accordion + nav slide (needed for UX) */
  .nav-burger span { transition: transform 0.2s ease, opacity 0.2s ease !important; }
  .nav { transition: transform 0.4s cubic-bezier(0.16,1,0.3,1) !important; }
  .chevron { transition: transform 0.3s cubic-bezier(0.16,1,0.3,1) !important; }
  .faq-answer { transition: max-height 0.4s cubic-bezier(0.16,1,0.3,1), padding 0.4s cubic-bezier(0.16,1,0.3,1) !important; }
  .mobile-cta-bar .btn-primary { transition: transform 0.15s ease !important; }


  /* Reveal elements: show immediately, no fade-in */
  .reveal, .reveal-right {
    opacity: 1 !important;
    transform: none !important;
  }

  /* Chat bubbles: static, fully visible */
  .chat-bubble { opacity: 1 !important; transform: none !important; }

  /* Tech card cycling: all cards fully visible, no dimming */
  .tech-grid.cycling .tech-card { opacity: 1 !important; }

  /* ── Remove expensive GPU effects ──────────────────────── */
  /* Grain SVG: feTurbulence is a major mobile perf killer */
  .grain-overlay { display: none; }

  /* Ambient blobs: blur(120px) too costly on mobile */
  .ambient { display: none; }

  /* Glass cards: backdrop-filter causes 60fps drops on mobile */
  .glass-card {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    background: rgba(255,255,255,0.85) !important;
  }
  /* Nav retains a light blur since it's a small fixed element */
  .nav::before {
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    background: rgba(248,247,245,0.95) !important;
  }
  /* App nav bar */
  .app-nav-bar {
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
  }

  /* Scroll hint: no use on touch */
  .scroll-hint { display: none; }

  /* ── Nav ────────────────────────────────────────────────── */
  .nav { padding: 0 var(--space-md); }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-burger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
  }
  .nav-burger span {
    display: block;
    width: 22px;
    height: 1px;
    background: var(--white);
  }
  .mobile-menu { display: block; }
  .mobile-menu a { min-height: 44px; display: flex; align-items: center; }

  /* ── Hero ───────────────────────────────────────────────── */
  .hero { padding: 88px var(--space-md) var(--space-xl); gap: var(--space-lg); }
  .hero-right { min-height: 300px; }
  .hero-image-wrap { height: 300px; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-ghost {
    width: 100%;
    justify-content: center;
    min-height: 48px;
  }

  /* ── Technology ─────────────────────────────────────────── */
  .container { padding: 0 var(--space-md); }
  .product-showcase {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    max-height: none;
  }
  .product-img { min-height: 220px; max-height: 260px; }
  .product-spec-card { padding: var(--space-lg); }
  .tech-grid { grid-template-columns: 1fr; border-radius: var(--radius-md); }
  /* Tech visuals: static states */
  .emg-bar { height: var(--h); }
  .imu-viz { transform: none; }

  /* ── Versus ────────────────────────────────────────────── */
  .versus-layout { grid-template-columns: 1fr; gap: var(--space-xl); }

  /* ── App section ────────────────────────────────────────── */
  .app-bg-text { font-size: clamp(40px, 12vw, 80px); }
  .app-phone-stack { margin-top: -8px; }
  .phone-3d { width: 200px; height: 415px; }
  .phone-face.front { border-radius: 36px; }
  .phone-notch { width: 80px; height: 22px; }
  .app-nav-bar {
    width: calc(100vw - var(--space-lg) * 2);
    max-width: 380px;
    padding: 5px;
  }
  .app-nav-btn {
    font-size: 9px;
    padding: 12px 4px;
    min-height: 44px;
  }
  .app-store-row { flex-direction: column; align-items: center; gap: var(--space-sm); }
  .app-store-btn { width: 100%; max-width: 280px; justify-content: center; min-height: 48px; }

  /* ── Mobile CTA Bar ───────────────────────────────────────── */
  .mobile-cta-bar {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 99;
    padding: var(--space-md);
    padding-bottom: calc(var(--space-md) + env(safe-area-inset-bottom, 0px));
    background: rgba(248,247,245,0.8);
    backdrop-filter: blur(20px) saturate(1.3) !important;
    -webkit-backdrop-filter: blur(20px) saturate(1.3) !important;
    border-top: 1px solid rgba(255,255,255,0.3);
    box-shadow: 0 -4px 24px rgba(0,0,0,0.06);
    transform: translateY(0);
  }
  .mobile-cta-bar.hidden { transform: translateY(100%); pointer-events: none; }
  body { padding-bottom: 80px; }

  /* ── FAQ ──────────────────────────────────────────────────── */
  .faq-trigger { padding: var(--space-md); font-size: 15px; min-height: 48px; }
  .faq-answer { padding: 0 var(--space-md); }
  .faq-item.open .faq-answer { padding: 0 var(--space-md) var(--space-md); }

  /* ── Injury ─────────────────────────────────────────────── */
  .injury-layout { grid-template-columns: 1fr; }
  .injury-img { min-height: 300px; }

  /* ── Pre-order ──────────────────────────────────────────── */
  .preorder-layout { grid-template-columns: 1fr; }
  .preorder-price-card { padding: var(--space-lg); }
  .price-main { font-size: 56px; }
  .preorder-meta-row { flex-direction: column; }
  .checklist li { min-height: 44px; align-items: center; }

  /* ── HUD ────────────────────────────────────────────────── */
  .hud-grid { grid-template-columns: 1fr; }

  /* ── CTA ────────────────────────────────────────────────── */
  .cta-inner { padding: var(--space-xl) var(--space-lg); }
  .cta-headline { font-size: clamp(36px, 8vw, 64px); }

  /* ── Footer ─────────────────────────────────────────────── */
  .footer-content { grid-template-columns: 1fr; }
  .footer-nav-grid { grid-template-columns: 1fr 1fr; }
  .footer-wordmark span { font-size: clamp(3rem, 18vw, 10rem); }
  .footer a { min-height: 44px; display: flex; align-items: center; }
}

@media (max-width: 480px) {
  :root { --space-xl: 20px; --space-2xl: 40px; }
  h2 { font-size: clamp(32px, 8vw, 56px); }
  .hero-headline { font-size: clamp(44px, 12vw, 72px); }
  .section-header { margin-bottom: var(--space-lg); }
  .phone-3d { width: 180px; height: 372px; }
  .app-nav-bar { width: calc(100vw - 24px); }
  .app-nav-btn { font-size: 8px; letter-spacing: 0.03em; }
  .preorder-layout { gap: var(--space-md); }
  .versus-cards { gap: var(--space-md); }
}

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-right { transition: none; opacity: 1; transform: none; }
  .phone-3d { transform: none; }
  .emg-bar, .imu-viz, .chat-bubble { animation: none !important; }
  * { animation-duration: 0.001ms !important; }
}

@media (prefers-reduced-transparency: reduce) {
  .glass-card { background: var(--surface); backdrop-filter: none; }
  .nav::before { background: var(--bg); backdrop-filter: none; }
}