/* ───────────────────────────────────────────────────────────────
   Tandem — landing
   One day, four calls: a sky that runs sunrise to night behind four
   painted sets, and the call itself as the app shows it.
   scene.js drives the --vars.
   ─────────────────────────────────────────────────────────────── */

:root {
  --ink: #101820;
  --paper: #f3ead6;
  --pine: #1f7a55;
  --pine-hi: #7fd3ae;
  --lilac: #8b63b8;
  --lilac-hi: #d4b8f5;
  --dusk: #f4a76a;
  --teal: #2aa6a8;
  --text: #f6f1e7;
  --muted: #c9c2d8;
  --display: 'Archivo', system-ui, sans-serif;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  /* Set by scene.js. */
  --dim: 0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: #120c22; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background: #120c22;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; }

.skip {
  position: absolute; left: -999px; top: 8px; z-index: 50;
  background: var(--paper); color: var(--ink); padding: 8px 12px; border-radius: 8px;
}
.skip:focus { left: 8px; }

/* ── Header ── */
.top {
  position: fixed; inset: 0 0 auto 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px clamp(16px, 4vw, 40px);
  background: linear-gradient(#120c22cc, #120c2200);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { border-radius: 9px; box-shadow: 0 2px 10px #0006; }
.brand span { font-family: var(--display); font-weight: 900; font-size: 22px; letter-spacing: -.5px; }
.top nav { display: flex; gap: clamp(10px, 2.4vw, 26px); align-items: center; font-size: 15px; }
.top nav a { text-decoration: none; opacity: .85; }
.top nav a:hover { opacity: 1; }
.top .lang {
  font-weight: 600; font-size: 13px; letter-spacing: .5px; opacity: .9;
  padding: 6px 10px; border-radius: 8px; background: #ffffff14;
}
.top .signin {
  padding: 8px 14px; border-radius: 999px; border: 1px solid #ffffff40; opacity: 1;
}

/* ── The call card: the app's live call, over the scene ── */
.call {
  position: absolute; z-index: 3; right: clamp(16px, 5vw, 72px); top: 50%;
  width: min(360px, 88vw); transform: translateY(-50%) translateX(24px);
  padding: 16px 16px 14px; border-radius: 22px;
  background: #0b1219ee; border: 1px solid #ffffff1c;
  box-shadow: 0 24px 60px #0007;
  opacity: 0; transition: opacity .35s ease, transform .5s cubic-bezier(.2, .8, .2, 1);
}
.call.on { opacity: 1; transform: translateY(-50%); }
.call-head { display: flex; align-items: center; gap: 8px; font-size: 13px; color: #c9c2d8; }
/* Tandem's head, the app's 46px avatar in small: on the AI's lilac wash. */
.call-mascot { width: 30px; height: 30px; margin: -4px 2px -4px -2px; background: #8b63b838; }
.call-dot { width: 9px; height: 9px; border-radius: 50%; background: #d4b8f5; }
.call[data-state="ring"] .call-dot { animation: ping 1s ease-out infinite; }
.call[data-state="talk"] .call-dot, .call[data-state="done"] .call-dot { background: #7fd3ae; }
.call[data-state="joined"] .call-dot { background: #ff6b6b; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 #d4b8f5aa; } 100% { box-shadow: 0 0 0 12px #d4b8f500; } }
.call-status { font-weight: 600; color: #fff; }
.call-biz { margin-left: auto; opacity: .8; }
.call-who { margin: 8px 0 10px; font-family: var(--display); font-weight: 800; font-size: 20px; color: #fff; }
.call-lines { display: flex; flex-direction: column; gap: 7px; }
.call-lines p {
  margin: 0; padding: 8px 11px; border-radius: 14px; max-width: 88%;
  font-size: 14px; line-height: 1.4; animation: line-in .35s cubic-bezier(.2, .8, .2, 1);
}
@keyframes line-in { from { opacity: 0; transform: translateY(8px); } }
.call-lines .ai { background: #2a1f45; color: #e9dcff; align-self: flex-start; border-bottom-left-radius: 4px; }
.call-lines .them { background: #1c2733; color: #e6edf3; align-self: flex-end; border-bottom-right-radius: 4px; }
.call-lines .you { background: #1f7a55; color: #fff; align-self: flex-end; border-bottom-right-radius: 4px; }
.call-result {
  margin-top: 10px; padding: 10px 12px; border-radius: 14px;
  background: #1f7a5533; color: #c9f2dc; font-weight: 600; font-size: 14px;
  display: none; animation: line-in .35s ease;
}
.call-result.show { display: block; }
.call-result.urgent { background: #ff6b6b26; color: #ffd0d0; }

/* Listen / Join: on every call, because you could always step in. */
.call-actions { display: grid; grid-template-columns: 1fr 1.3fr; gap: 8px; margin-top: 10px; }
.ca {
  position: relative; text-align: center; padding: 9px 0; border-radius: 999px;
  font-weight: 600; font-size: 13.5px; color: #fff;
}
.ca-listen { background: #1c2733; }
.ca-join { background: var(--pine); box-shadow: 0 0 18px #1f7a5566; }
.call[data-state="ring"] .ca-join, .call[data-state="talk"] .ca-join { animation: join-glow 2s ease-in-out infinite; }
@keyframes join-glow { 50% { box-shadow: 0 0 4px #1f7a5533; } }
/* The urgent call: Join gets pressed. */
.call.press-join .ca-join { animation: join-press 1.2s ease-in-out infinite; }
.call.press-join .ca-join::after {
  content: ''; position: absolute; left: 50%; top: 50%; width: 26px; height: 26px; margin: -13px 0 0 -13px;
  border-radius: 50%; background: #ffffffaa; animation: tap 1.2s ease-out infinite;
}
@keyframes join-press { 0%, 100% { transform: scale(1); } 40% { transform: scale(.94); } }
@keyframes tap { 0% { transform: scale(.3); opacity: .9; } 70% { transform: scale(2.4); opacity: 0; } 100% { opacity: 0; } }
.call.is-joined .call-actions, .call[data-state="done"] .call-actions { display: none; }
.call-copilot {
  display: none; margin-top: 10px; padding: 8px 11px; border-radius: 12px;
  background: #2a1f45; color: #d4b8f5; font-size: 13px; font-weight: 600;
}
.call.is-joined .call-copilot, .call[data-state="done"].is-joined .call-copilot { display: block; animation: line-in .35s ease; }
.call-copilot::after { content: ' …'; animation: dots 1.4s steps(4) infinite; }
@keyframes dots { 0% { content: ''; } 25% { content: ' .'; } 50% { content: ' ..'; } 75% { content: ' …'; } }

.clock {
  position: absolute; z-index: 3; right: clamp(16px, 5vw, 72px); top: 80px;
  padding: 6px 12px; border-radius: 999px; background: #0b1219b3; color: #fff;
  font-variant-numeric: tabular-nums; font-weight: 600; font-size: 15px;
}

/* ── The story ── */
main { position: relative; z-index: 10; }

.beat {
  min-height: 95vh;
  display: flex; align-items: center;
  padding: 18vh clamp(16px, 5vw, 64px);
}
.hero {
  min-height: 100vh; flex-direction: column; justify-content: center; align-items: flex-start;
  padding-top: 132px;
}
/* Headroom for Tandem, who stands on the panel's top edge. */
.hero .panel { max-width: 580px; position: relative; margin-top: 64px; }

/* Standing on the hero panel's top edge, waving at whoever just arrived. */
.hero-mascot {
  position: absolute; right: clamp(20px, 4vw, 40px); bottom: calc(100% - 10px);
  height: 150px; width: calc(150px * 216 / 378);
  pointer-events: none;
}

.panel {
  max-width: 420px;
  padding: clamp(20px, 3vw, 34px);
  border-radius: 22px;
  background: #160f2bd4;
  border: 1px solid #ffffff1f;
  box-shadow: 0 20px 60px #0008;
  backdrop-filter: blur(6px);
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 13px; font-weight: 600; letter-spacing: 1.8px; text-transform: uppercase;
  color: var(--dusk);
}

h1, h2, h3 { font-family: var(--display); letter-spacing: -.02em; margin: 0 0 14px; }
h1 { font-size: clamp(36px, 5.4vw, 64px); line-height: 1.02; font-weight: 900; }
/* French runs about a third longer; same box, slightly smaller type. */
:lang(fr) h1 { font-size: clamp(32px, 4.4vw, 54px); }
:lang(fr) .hero .panel { max-width: 640px; }
h2 { font-size: clamp(28px, 3.6vw, 44px); line-height: 1.06; font-weight: 800; }
h3 { font-size: 22px; }
p { line-height: 1.6; color: var(--muted); font-size: 17px; margin: 0 0 12px; }
.lede { font-size: clamp(17px, 1.5vw, 20px); color: #e9e2f2; }
.fine { font-size: 14px; color: var(--muted); margin-top: 14px; }

.scroll-cue {
  margin-top: 6vh; font-size: 15px; letter-spacing: .5px; color: #fff; opacity: .85;
  animation: cue 1.8s ease-in-out infinite;
}
@keyframes cue { 50% { transform: translateY(6px); opacity: .6; } }

/* Store buttons */
.stores { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.store {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 16px 10px 14px; border-radius: 14px;
  background: #000; color: #fff; text-decoration: none;
  border: 1px solid #ffffff38;
  transition: transform .15s ease, box-shadow .15s ease;
}
.store:hover { transform: translateY(-2px); box-shadow: 0 8px 24px #0007; }
.store svg { width: 24px; height: 24px; }
.store span { display: flex; flex-direction: column; font-weight: 600; font-size: 18px; line-height: 1.1; }
.store small { font-weight: 400; font-size: 11px; opacity: .8; }
.store-soon { opacity: .72; cursor: default; }
.store-soon:hover { transform: none; box-shadow: none; }

/* ── After the story ── */
/* The last beat is the feature: give its panel the pine accent. */
.beat-join .panel { border-color: #1f7a5599; box-shadow: 0 20px 60px #0008, 0 0 0 1px #1f7a5544 inset, 0 0 40px #1f7a5526; }
.beat-join .eyebrow { color: var(--pine-hi); }

/* How joining works: three steps, each with a small loop. */
.join .lede { max-width: 640px; }
.join-steps {
  list-style: none; padding: 0; margin: 28px 0 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px;
}
.join-step {
  padding: 22px; border-radius: 22px; background: #160f2bd9; border: 1px solid #ffffff1c;
}
.join-step.js-2 { border-color: #1f7a5599; box-shadow: 0 0 0 1px #1f7a5544 inset, 0 0 40px #1f7a5522; }
.join-step h3 { display: flex; align-items: center; gap: 10px; font-size: 20px; margin: 14px 0 8px; }
.join-step .num {
  display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%;
  background: #ffffff14; font-family: var(--sans); font-size: 14px;
}
.join-step p { margin: 0; font-size: 16px; }
.join-visual {
  position: relative; height: 84px; border-radius: 16px; background: #0b1219;
  display: grid; place-items: center; overflow: hidden;
}
.wave { display: flex; gap: 5px; align-items: center; height: 40px; }
.wave i { width: 6px; height: 12px; border-radius: 3px; background: var(--lilac-hi); animation: wave 1s ease-in-out infinite; }
.wave i:nth-child(2) { animation-delay: .15s; } .wave i:nth-child(3) { animation-delay: .3s; }
.wave i:nth-child(4) { animation-delay: .45s; } .wave i:nth-child(5) { animation-delay: .6s; }
@keyframes wave { 50% { height: 38px; } }
.join-btn {
  padding: 10px 28px; border-radius: 999px; background: var(--pine); color: #fff; font-weight: 700;
  animation: join-press 1.8s ease-in-out infinite;
}
.join-visual .tap {
  position: absolute; left: 50%; top: 50%; width: 30px; height: 30px; margin: -15px 0 0 -15px;
  border-radius: 50%; background: #ffffffaa; animation: tap 1.8s ease-out infinite;
}
.handback { display: flex; align-items: center; gap: 12px; }
.hb-you, .hb-ai { width: 34px; height: 34px; border-radius: 50%; }
.hb-you { background: #2e6f73; }
.hb-ai { width: 40px; height: 40px; background: #8b63b838; box-shadow: 0 0 0 3px #d4b8f566; }
.hb-arrow {
  position: relative; width: 70px; height: 4px; border-radius: 2px; background: #ffffff22; overflow: hidden;
}
.hb-arrow::after {
  content: ''; position: absolute; inset: 0; width: 40%; border-radius: 2px; background: var(--lilac-hi);
  animation: pass 1.6s ease-in-out infinite;
}
@keyframes pass { from { transform: translateX(-100%); } to { transform: translateX(250%); } }

.sheet {
  position: relative;
  padding: clamp(64px, 10vh, 120px) clamp(16px, 5vw, 64px);
  max-width: 1160px; margin: 0 auto;
}
.sheet h2 { max-width: 760px; }

.app { display: grid; grid-template-columns: 1fr auto; gap: clamp(28px, 6vw, 80px); align-items: center; }
.points { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 12px; }
.points li { padding-left: 30px; position: relative; color: #e4ddef; line-height: 1.5; }
.points li::before {
  content: ''; position: absolute; left: 0; top: 6px; width: 16px; height: 12px;
  border-radius: 6px; background: var(--pine); box-shadow: 0 0 0 3px #1f7a5533;
}
.points b { color: #fff; }

/* The phone, built from boxes. */
.device {
  width: 300px; height: 610px; border-radius: 46px; padding: 12px;
  background: linear-gradient(145deg, #2a2f3a, #0d1117);
  box-shadow: 0 40px 90px #000a, 0 0 0 2px #ffffff14 inset, 0 0 60px #8b63b833;
  transform: rotate(-3deg);
}
.device-screen {
  height: 100%; border-radius: 36px; overflow: hidden;
  background: #0b1219; display: flex; flex-direction: column; padding: 18px 14px;
  font-size: 12.5px;
}
.ds-top { display: flex; justify-content: space-between; color: #c9c2d8; font-size: 11px; margin: 6px 4px 14px; }
.ds-live { color: #ff6b6b; font-weight: 600; }
.ds-caller { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; }
.ds-avatar {
  width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center;
  background: #2e6f73; font-weight: 600; font-size: 13px;
}
.ds-caller b { display: block; font-size: 14px; }
.ds-caller small { color: #9a93ab; font-size: 11px; }
.ds-lines { display: flex; flex-direction: column; gap: 8px; flex: 1; }
.ds-lines p { margin: 0; padding: 8px 11px; border-radius: 14px; font-size: 12.5px; line-height: 1.4; max-width: 86%; }
.ds-ai { background: #2a1f45; color: #e9dcff; align-self: flex-start; border-bottom-left-radius: 4px; }
.ds-them { background: #1c2733; color: #e6edf3; align-self: flex-end; border-bottom-right-radius: 4px; }
.typing { display: flex; gap: 4px; }
.typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--lilac-hi); animation: dot 1.2s infinite; }
.typing span:nth-child(2) { animation-delay: .2s; }
.typing span:nth-child(3) { animation-delay: .4s; }
@keyframes dot { 0%, 60%, 100% { opacity: .3; } 30% { opacity: 1; } }
.ds-fields { display: flex; gap: 6px; margin: 10px 0; flex-wrap: wrap; }
.ds-fields span { padding: 4px 9px; border-radius: 999px; background: #1f7a5533; color: var(--pine-hi); font-size: 11px; }
.ds-actions { display: grid; grid-template-columns: 1fr 1.4fr; gap: 8px; }
.ds-actions span { text-align: center; padding: 12px 0; border-radius: 999px; font-weight: 600; }
.ds-listen { background: #1c2733; }
.ds-join { background: var(--pine); box-shadow: 0 0 24px #1f7a5588; animation: pulse 2.2s ease-in-out infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 6px #1f7a5544; } }

/* Under the three steps: the same co-pilot on calls you place. */
.join-outbound { margin: 22px 0 0; max-width: 640px; font-size: 16px; color: #e4ddef; }

/* What it does: seven cards, the number first. */
.features .lede { max-width: 680px; }
.cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px;
  margin-top: 28px;
}
.card {
  padding: 22px; border-radius: 22px; background: #160f2bd9; border: 1px solid #ffffff1c;
}
/* The line is what everything hangs on; joining is what nobody else does. */
.card-number { border-color: #f4a76a88; box-shadow: 0 0 0 1px #f4a76a33 inset, 0 0 40px #f4a76a1a; }
.card-join { border-color: #1f7a5599; box-shadow: 0 0 0 1px #1f7a5544 inset, 0 0 40px #1f7a5522; }
.card-icon {
  width: 52px; height: 52px; border-radius: 16px; background: #0b1219;
  display: grid; place-items: center; color: var(--lilac-hi); overflow: hidden;
}
.card-number .card-icon { color: var(--dusk); }
.card-icon svg { width: 26px; height: 26px; }
.card-icon .wave { height: 30px; gap: 3px; }
.card-icon .wave i { width: 4px; height: 8px; }
.card-icon .wave i { animation-name: wave-sm; }
@keyframes wave-sm { 50% { height: 26px; } }
.card-mascot { width: 52px; height: 52px; background: #8b63b838; }
.card h3 { display: flex; align-items: center; gap: 10px; font-size: 19px; margin: 16px 0 10px; }
.card-num {
  display: inline-grid; place-items: center; flex: none; width: 24px; height: 24px; border-radius: 50%;
  background: #ffffff14; font-family: var(--sans); font-size: 12px; font-weight: 600;
}
.card ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 7px; }
.card li { position: relative; padding-left: 18px; color: #e4ddef; font-size: 15.5px; line-height: 1.45; }
.card li::before {
  content: ''; position: absolute; left: 0; top: 8px; width: 7px; height: 7px; border-radius: 50%;
  background: var(--pine-hi);
}

/* Ask Tandem: the owner and their assistant, as the app shows it. */
.ask { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(28px, 6vw, 72px); align-items: center; }
.ask-chat {
  display: flex; flex-direction: column; gap: 10px;
  padding: 22px; border-radius: 26px; background: #0b1219; border: 1px solid #ffffff1c;
  box-shadow: 0 30px 70px #0008, 0 0 60px #8b63b81f;
}
.ask-chat p { margin: 0; padding: 10px 13px; border-radius: 16px; max-width: 88%; font-size: 15px; line-height: 1.45; }
.ask-you { background: var(--pine); color: #fff; align-self: flex-end; border-bottom-right-radius: 4px; }
.ask-ai {
  position: relative; background: #2a1f45; color: #e9dcff; align-self: flex-start;
  border-bottom-left-radius: 4px; margin-left: 34px !important;
}
.ask-face {
  position: absolute; left: -36px; bottom: -2px; width: 28px; height: 28px; border-radius: 50%;
  background: #8b63b838;
}

/* Not tied to one phone. */
.anywhere .lede { max-width: 640px; }
.anywhere-items { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 26px; }
.anywhere-item { padding: 22px; border-radius: 22px; background: #160f2bd9; border: 1px solid #ffffff1c; }
.anywhere-item h3 { font-size: 19px; margin-bottom: 8px; }
.anywhere-item p { margin: 0; font-size: 16px; }

/* Trust: four plain facts in a row. */
.trust {
  list-style: none; margin: 0 auto; padding: 22px clamp(16px, 5vw, 64px);
  max-width: 1160px; display: flex; flex-wrap: wrap; gap: 10px 26px; justify-content: center;
}
.trust li { display: flex; align-items: center; gap: 9px; color: #e4ddef; font-size: 15px; }
.trust li::before {
  content: ''; width: 16px; height: 9px; border-left: 2.5px solid var(--pine-hi); border-bottom: 2.5px solid var(--pine-hi);
  transform: rotate(-45deg) translateY(-2px); flex: none;
}

/* Plans */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; margin-top: 26px; }
.plan {
  padding: 26px; border-radius: 22px; background: #160f2bd9; border: 1px solid #ffffff1c;
}
.plan-pro { border-color: #1f7a5599; box-shadow: 0 0 0 1px #1f7a5555 inset, 0 0 40px #1f7a5522; }
.price { font-family: var(--display); font-weight: 900; font-size: 46px; color: #fff; margin: 4px 0 12px; }
.price span { font-family: var(--sans); font-size: 15px; font-weight: 400; color: var(--muted); }
.plan ul { padding-left: 18px; margin: 0 0 14px; color: #e4ddef; line-height: 1.8; }
.trial { font-size: 14px; }

/* FAQ */
.faq { display: grid; gap: 10px; margin-top: 22px; max-width: 820px; }
.faq details {
  background: #160f2bd0; border: 1px solid #ffffff18; border-radius: 16px; padding: 16px 20px;
}
.faq summary { cursor: pointer; font-weight: 600; font-size: 17px; list-style: none; }
.faq summary::after { content: '+'; float: right; font-size: 22px; line-height: 1; color: var(--dusk); }
.faq details[open] summary::after { content: '–'; }
.faq p { margin: 12px 0 0; }

.close { text-align: center; display: flex; flex-direction: column; align-items: center; }
.close img { border-radius: 18px; margin-bottom: 20px; box-shadow: 0 10px 40px #0008; }
.close .stores { justify-content: center; }

.foot {
  position: relative; z-index: 10;
  display: flex; justify-content: space-between; padding: 24px clamp(16px, 5vw, 64px);
  color: var(--muted); font-size: 14px; border-top: 1px solid #ffffff14; background: #0d0819;
}

/* ── Phones ── */
@media (max-width: 760px) {
  .top nav a:not(.signin):not(.lang) { display: none; }
  .beat { align-items: flex-end; padding-bottom: 12vh; }
  .hero { justify-content: flex-end; padding-bottom: 14vh; }
  .panel { max-width: none; background: #160f2be6; }
  /* Left of the clock pill, which sits over the top-right corner here. */
  .hero-mascot { height: 120px; width: calc(120px * 216 / 378); right: 80px; }
  /* Card at the top, story panel pinned at the bottom, the day in between.
     The card keeps only its latest lines so it stays short. */
  .call {
    top: 104px; left: 12px; right: 12px; width: auto;
    transform: translateY(-12px); padding: 12px 12px 10px;
  }
  .call.on { transform: none; }
  .call-who { font-size: 17px; margin: 4px 0 8px; }
  .call-lines { max-height: 118px; overflow: hidden; justify-content: flex-end; }
  .call-lines p { font-size: 13px; padding: 6px 10px; }
  .call-result { margin-top: 8px; padding: 8px 10px; font-size: 13px; }
  .clock { top: 66px; right: 12px; }
  .beat:not(.hero) { min-height: 100vh; flex-direction: column; justify-content: flex-end; padding: 0 12px 14px; }
  .beat:not(.hero) .panel {
    position: sticky; bottom: 14px; padding: 16px 18px;
    transition: opacity .3s ease, transform .4s cubic-bezier(.2, .8, .2, 1);
  }
  .beat:not(.hero):not(.active) .panel { opacity: 0; transform: translateY(16px); }
  .beat:not(.hero) .panel p:last-child { margin-bottom: 0; }
  .app, .ask { grid-template-columns: 1fr; }
  .device { margin: 10px auto 0; transform: none; }
}

/* Reduced motion: the story still reads, it just doesn't move. */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}