:root {
  --ink: #111820;
  --ink-soft: #23303d;
  --muted: #62707e;
  --line: #dfe5ea;
  --surface: #ffffff;
  --surface-soft: #f3f6f8;
  --blue: #1665d8;
  --blue-dark: #104ca3;
  --blue-soft: #e8f1ff;
  --red: #d9434b;
  --yellow: #f5c84c;
  --green: #21885e;
  --amber: #b87516;
  --shadow: 0 28px 70px rgba(17, 24, 32, 0.14);
  --content: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

button,
a {
  font: inherit;
}

button {
  border: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

svg {
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.page-shell {
  width: min(calc(100% - 48px), var(--content));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  width: 100%;
  color: #fff;
  transition: background-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.site-header.scrolled,
.site-header.menu-visible {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 1px 0 rgba(17, 24, 32, 0.09);
}

.nav-shell {
  width: min(calc(100% - 48px), var(--content));
  height: 74px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 21px;
  font-weight: 800;
}

.brand-mark {
  position: relative;
  display: block;
  width: 29px;
  height: 29px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(17, 24, 32, 0.1);
}

.brand-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.brand-ring-blue {
  width: 24px;
  height: 24px;
  background: #1874dc;
}

.brand-ring-red {
  width: 16px;
  height: 16px;
  background: #e3474c;
}

.brand-ring-yellow {
  width: 8px;
  height: 8px;
  background: #ffd34e;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 14px;
  font-weight: 600;
}

.site-nav a {
  opacity: 0.88;
  transition: opacity 160ms ease, color 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  opacity: 1;
  color: var(--yellow);
}

.site-header.scrolled .site-nav a:hover,
.site-header.scrolled .site-nav a:focus-visible,
.site-header.menu-visible .site-nav a:hover,
.site-header.menu-visible .site-nav a:focus-visible {
  color: var(--blue);
}

.site-nav .nav-download {
  min-height: 40px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  color: var(--ink);
  background: #fff;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 7px;
  opacity: 1;
}

.site-header.scrolled .nav-download,
.site-header.menu-visible .nav-download {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 7px;
  color: currentColor;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: currentColor;
  transition: transform 160ms ease;
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4.5px) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 650px;
  height: calc(100svh - 42px);
  max-height: 900px;
  display: flex;
  align-items: center;
  color: #fff;
  background: #24384a url("assets/hero-archery.png") center center / cover no-repeat;
  overflow: hidden;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background: rgba(8, 17, 28, 0.42);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 44px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero-eyebrow {
  color: #d8e7f9;
}

.hero h1 {
  margin: 0;
  font-family: "STKaiti", "KaiTi", "FangSong", serif;
  font-size: 98px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  text-shadow: 0 3px 22px rgba(0, 0, 0, 0.24);
}

.hero-kicker {
  margin: 24px 0 12px;
  font-size: 29px;
  font-weight: 700;
  line-height: 1.35;
}

.hero-copy {
  max-width: 570px;
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 16px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 50px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 700;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button svg {
  width: 18px;
  height: 18px;
}

.button-primary {
  color: #fff;
  background: var(--blue);
  border: 1px solid var(--blue);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
}

.button-ghost {
  color: #fff;
  background: rgba(10, 20, 31, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.54);
}

.button-ghost:hover,
.button-ghost:focus-visible {
  background: rgba(10, 20, 31, 0.5);
}

.hero-meta {
  margin: 18px 0 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4fd59a;
  box-shadow: 0 0 0 4px rgba(79, 213, 154, 0.14);
}

.scroll-cue {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 11px;
  transform: translateX(-50%);
}

.scroll-cue svg {
  width: 20px;
  height: 20px;
}

.section {
  padding: 112px 0;
}

.product-overview {
  background: var(--surface);
}

.product-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(400px, 1.12fr);
  align-items: center;
  gap: 96px;
}

.section-copy h2,
.section-heading h2,
.download-content h2 {
  margin: 0;
  font-size: 46px;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0;
}

.section-copy > p:not(.eyebrow),
.section-heading > p:not(.eyebrow),
.split-heading > p,
.download-content > p:not(.eyebrow) {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.proof-list {
  margin: 40px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}

.proof-list div {
  padding: 22px 12px 0 0;
}

.proof-list dt {
  font-size: 25px;
  font-weight: 800;
}

.proof-list dd {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.phone-stage {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-shadow {
  position: absolute;
  left: 9%;
  right: 9%;
  bottom: 1%;
  height: 40px;
  border-radius: 50%;
  background: rgba(27, 39, 51, 0.18);
  filter: blur(22px);
}

.phone {
  position: relative;
  width: 350px;
  height: 716px;
  padding: 10px;
  color: var(--ink);
  background: #111820;
  border: 1px solid #313a44;
  border-radius: 42px;
  box-shadow: var(--shadow);
}

.phone::before {
  content: "";
  position: absolute;
  z-index: 3;
  top: 16px;
  left: 50%;
  width: 88px;
  height: 25px;
  border-radius: 16px;
  background: #111820;
  transform: translateX(-50%);
}

.phone-status {
  position: absolute;
  z-index: 4;
  top: 15px;
  left: 23px;
  right: 23px;
  height: 28px;
  padding: 0 5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink);
  font-size: 10px;
  font-weight: 700;
}

.phone-sensors {
  display: flex;
  gap: 3px;
}

.phone-sensors i {
  display: block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ink);
}

.phone-screen {
  position: relative;
  height: 100%;
  padding: 39px 15px 53px;
  background: #f5f7f9;
  border-radius: 33px;
  overflow: hidden;
}

.app-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-heading span {
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
}

.app-heading h3 {
  margin: 3px 0 0;
  font-size: 19px;
  line-height: 1.2;
}

.app-heading button {
  width: 34px;
  height: 34px;
  padding: 8px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 7px;
}

.score-panel {
  min-height: 128px;
  margin-top: 17px;
  padding: 13px 16px;
  display: flex;
  align-items: center;
  gap: 20px;
  color: #fff;
  background: #162334;
  border-radius: 8px;
  box-shadow: 0 14px 30px rgba(17, 24, 32, 0.14);
}

.score-panel > div:last-child {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.score-panel span {
  color: #c5d0dd;
  font-size: 10px;
}

.score-panel strong {
  margin: 3px 0;
  font-size: 40px;
  line-height: 1;
}

.score-panel small {
  color: #e5ebf2;
  font-size: 9px;
}

.mini-target,
.large-target,
.target-rings {
  position: relative;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #f8f8f4;
}

.mini-target {
  width: 92px;
  height: 92px;
  border: 4px solid #fff;
  background: #10151a;
}

.mini-target i,
.target-rings::before,
.target-rings::after,
.large-target i {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.mini-target i:nth-child(1) { width: 74px; height: 74px; background: #f7f7f2; }
.mini-target i:nth-child(2) { width: 55px; height: 55px; background: #1674d7; }
.mini-target i:nth-child(3) { width: 36px; height: 36px; background: #e14549; }
.mini-target::after { content: ""; position: absolute; inset: 38%; border-radius: 50%; background: #ffd54f; }

.mini-target b {
  position: absolute;
  z-index: 2;
  width: 5px;
  height: 5px;
  border: 1px solid #fff;
  border-radius: 50%;
  background: #202a33;
}

.mini-target b:nth-of-type(1) { top: 28px; left: 49px; }
.mini-target b:nth-of-type(2) { top: 50px; left: 35px; }
.mini-target b:nth-of-type(3) { top: 58px; left: 57px; }

.week-panel {
  margin-top: 11px;
  padding: 11px 12px;
  background: #fff;
  border: 1px solid #e4e9ed;
  border-radius: 8px;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10px;
  font-weight: 700;
}

.panel-heading small {
  color: var(--green);
  font-size: 9px;
}

.week-days {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.week-days span {
  height: 37px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  color: #66727f;
  background: #f4f6f8;
  border-radius: 6px;
  font-size: 8px;
}

.week-days i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
}

.week-days i.active {
  background: var(--green);
}

.week-days span.today {
  color: #fff;
  background: var(--ink);
}

.week-days span.today i {
  background: var(--yellow);
}

.ai-launcher {
  width: 100%;
  min-height: 78px;
  margin-top: 11px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  color: #fff;
  text-align: left;
  background: var(--blue);
  border-radius: 8px;
}

.launcher-icon {
  width: 42px;
  height: 42px;
  padding: 10px;
  flex: 0 0 auto;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 7px;
}

.ai-launcher > span:nth-child(2) {
  min-width: 0;
  margin-left: 10px;
  display: flex;
  flex: 1;
  flex-direction: column;
}

.ai-launcher b { font-size: 14px; }
.ai-launcher small { margin-top: 3px; color: rgba(255,255,255,.72); font-size: 8px; }
.launcher-arrow { width: 17px; height: 17px; }

.mode-row {
  margin-top: 10px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}

.mode-tile {
  height: 65px;
  padding: 11px;
  display: flex;
  flex-direction: column;
  border-radius: 8px;
}

.mode-tile b { font-size: 11px; }
.mode-tile span { margin-top: auto; font-size: 8px; }
.mode-impact { color: #9a5d0a; background: #fff2d7; }
.mode-score { color: #19734f; background: #e1f5eb; }

.phone-nav {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: center;
  background: #fff;
  border-top: 1px solid #e5e9ed;
}

.phone-nav span {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  color: #88939f;
  font-size: 8px;
}

.phone-nav i {
  width: 14px;
  height: 10px;
  border: 1.5px solid currentColor;
  border-radius: 3px;
}

.phone-nav .selected {
  color: var(--blue);
  font-weight: 700;
}

.recognition-section {
  background: #111a24;
  color: #fff;
}

.section-heading.centered {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.recognition-section .eyebrow {
  color: #77aef7;
}

.recognition-section .section-heading > p:not(.eyebrow) {
  color: #aeb9c5;
}

.recognition-grid {
  margin-top: 68px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 80px;
  align-items: center;
}

.camera-demo {
  position: relative;
  min-height: 580px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  background: #0a1017;
  border: 1px solid #313d49;
  border-radius: 8px;
  overflow: hidden;
}

.camera-topbar,
.camera-actions {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 700;
}

.live-pill {
  padding: 5px 8px;
  color: #70dfaa;
  background: rgba(49, 184, 120, 0.13);
  border: 1px solid rgba(73, 218, 151, 0.25);
  border-radius: 5px;
  font-size: 10px;
}

.camera-target {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.target-rings {
  width: min(80%, 390px);
  aspect-ratio: 1;
  background: #f0eee6;
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.38);
}

.target-rings::before {
  content: "";
  width: 66%;
  height: 66%;
  background: #1872cc;
  box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.35);
}

.target-rings::after {
  content: "";
  width: 40%;
  height: 40%;
  background: #dc434b;
  box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.25), 0 0 0 42px transparent;
}

.target-rings {
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.38), inset 0 0 0 2px rgba(0,0,0,.22), inset 0 0 0 58px #f0eee6;
}

.target-rings > .hit::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #101820;
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 8px rgba(0,0,0,.4);
}

.target-rings > .hit {
  position: absolute;
  z-index: 4;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(255,255,255,.6);
  border-radius: 50%;
}

.hit-one { top: 40%; left: 55%; }
.hit-two { top: 55%; left: 43%; }
.hit-three { top: 61%; left: 62%; }

.target-rings > .hit-one::before,
.target-rings > .hit-two::before,
.target-rings > .hit-three::before {
  content: "";
  position: absolute;
  right: 17px;
  bottom: 10px;
  width: 76px;
  height: 2px;
  background: rgba(255,255,255,.7);
  transform-origin: right center;
  transform: rotate(18deg);
}

.target-outline {
  position: absolute;
  top: 7%;
  right: 11%;
  bottom: 7%;
  left: 11%;
  border: 3px solid #4be09d;
  background: rgba(52, 212, 139, 0.08);
  transform: perspective(600px) rotateX(1deg) rotateZ(-2deg);
}

.camera-actions button {
  min-height: 42px;
  padding: 0 18px;
  color: var(--ink);
  background: #fff;
  border-radius: 7px;
  font-weight: 700;
}

.workflow {
  margin: 0;
  padding: 0;
  list-style: none;
}

.workflow li {
  position: relative;
  padding: 6px 0 36px 68px;
  display: flex;
}

.workflow li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 48px;
  bottom: 4px;
  left: 23px;
  width: 1px;
  background: #3c4855;
}

.workflow li > span {
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8bb9f5;
  background: #192736;
  border: 1px solid #34475b;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 800;
}

.workflow h3 {
  margin: 0;
  font-size: 19px;
}

.workflow p {
  margin: 9px 0 0;
  color: #9dabb9;
  font-size: 14px;
  line-height: 1.75;
}

.modes-section {
  background: #f4f7f9;
}

.modes-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(480px, 1.2fr);
  gap: 90px;
  align-items: center;
}

.mode-tabs {
  margin-top: 36px;
  padding: 4px;
  display: inline-grid;
  grid-template-columns: repeat(3, 1fr);
  background: #e6ebef;
  border-radius: 8px;
}

.mode-tab {
  min-width: 82px;
  height: 38px;
  color: #697582;
  background: transparent;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.mode-tab.active {
  color: var(--ink);
  background: #fff;
  box-shadow: 0 3px 9px rgba(17, 24, 32, 0.09);
}

.mode-description {
  min-height: 96px;
  margin-top: 28px;
  padding-left: 17px;
  border-left: 3px solid var(--blue);
}

.mode-description h3 {
  margin: 0;
  font-size: 18px;
}

.mode-description p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.mode-visual {
  min-height: 540px;
  padding: 28px 30px;
  background: #fff;
  border: 1px solid #dde3e8;
  border-radius: 8px;
  box-shadow: 0 24px 60px rgba(28, 40, 51, 0.11);
}

.visual-header,
.visual-score-row,
.analytics-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.visual-header span {
  font-size: 21px;
  font-weight: 800;
}

.visual-header b {
  color: var(--muted);
  font-size: 12px;
}

.visual-score-row {
  margin-top: 25px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.visual-score-row > div {
  flex: 1;
  text-align: center;
  border-right: 1px solid var(--line);
}

.visual-score-row > div:last-child {
  border-right: 0;
}

.visual-score-row small,
.analytics-top span {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

.visual-score-row strong {
  display: block;
  margin-top: 6px;
  font-size: 25px;
}

.visual-body {
  position: relative;
  padding-top: 33px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.large-target {
  width: 272px;
  height: 272px;
  background: #fff;
  border: 3px solid #111820;
}

.large-target i:nth-child(1) { width: 90%; height: 90%; background: #f7f7f3; border: 1px solid #bfc2c4; }
.large-target i:nth-child(2) { width: 72%; height: 72%; background: #12171c; }
.large-target i:nth-child(3) { width: 54%; height: 54%; background: #1775d2; }
.large-target i:nth-child(4) { width: 36%; height: 36%; background: #e34349; }
.large-target i:nth-child(5) { width: 18%; height: 18%; background: #ffd64e; }

.impact-dot {
  position: absolute;
  z-index: 2;
  width: 10px;
  height: 10px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #141b22;
  box-shadow: 0 2px 8px rgba(0,0,0,.35);
}

.dot-a { top: 41%; left: 56%; }
.dot-b { top: 54%; left: 43%; }
.dot-c { top: 62%; left: 61%; }

.arrow-scores {
  position: absolute;
  right: 0;
  bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.arrow-scores span {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--ink);
  border-radius: 50%;
  font-size: 11px;
  font-weight: 800;
}

.training-section {
  background: #fff;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.6fr);
  gap: 80px;
  align-items: end;
}

.split-heading > p {
  margin: 0;
}

.analytics-board {
  margin-top: 58px;
  padding: 32px;
  background: #f7f9fa;
  border: 1px solid #e1e6ea;
  border-radius: 8px;
}

.analytics-top > div:first-child {
  display: grid;
  grid-template-columns: auto auto;
  align-items: end;
  column-gap: 14px;
}

.analytics-top span {
  grid-column: 1 / -1;
}

.analytics-top strong {
  margin-top: 3px;
  font-size: 40px;
  line-height: 1;
}

.analytics-top small {
  padding-bottom: 4px;
  color: var(--muted);
  font-size: 11px;
}

.analytics-top small i {
  color: var(--green);
  font-style: normal;
  font-weight: 700;
}

.range-switch {
  padding: 3px;
  display: grid;
  grid-template-columns: repeat(3, 50px);
  background: #e9edf0;
  border-radius: 7px;
}

.range-switch button {
  height: 34px;
  color: #7b8792;
  background: transparent;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 700;
}

.range-switch button.active {
  color: var(--ink);
  background: #fff;
}

.chart {
  position: relative;
  height: 270px;
  margin-top: 34px;
  padding-bottom: 30px;
}

.chart-grid {
  position: absolute;
  inset: 0 0 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.chart-grid i {
  display: block;
  width: 100%;
  border-top: 1px dashed #d9e0e5;
}

.chart svg {
  position: absolute;
  inset: 0 0 30px;
  width: 100%;
  height: calc(100% - 30px);
  overflow: visible;
}

.chart polyline {
  fill: none;
  stroke: var(--blue);
  stroke-width: 4;
  vector-effect: non-scaling-stroke;
}

.chart circle {
  fill: #fff;
  stroke: var(--blue);
  stroke-width: 3;
  vector-effect: non-scaling-stroke;
}

.chart-labels {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  justify-content: space-between;
  color: #89949f;
  font-size: 10px;
}

.detail-columns {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 46px;
}

.detail-item {
  padding: 28px 0 0;
  border-top: 2px solid var(--ink);
}

.detail-icon {
  width: 38px;
  height: 38px;
  padding: 8px;
  display: inline-block;
  border-radius: 7px;
}

.detail-icon.blue { color: var(--blue); background: var(--blue-soft); }
.detail-icon.amber { color: var(--amber); background: #fff1d9; }
.detail-icon.green { color: var(--green); background: #e3f3eb; }

.detail-item h3 {
  margin: 20px 0 0;
  font-size: 19px;
}

.detail-item p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.download-section {
  position: relative;
  min-height: 550px;
  display: flex;
  align-items: center;
  color: #fff;
  background: #111a24;
  overflow: hidden;
}

.download-photo {
  position: absolute;
  inset: 0;
  background: url("assets/hero-archery.png") center 58% / cover no-repeat;
  transform: scale(1.015);
}

.download-overlay {
  position: absolute;
  inset: 0;
  background: rgba(6, 13, 21, 0.67);
}

.download-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.download-content .eyebrow {
  color: #85b5f3;
}

.download-content > p:not(.eyebrow) {
  max-width: 680px;
  margin-inline: auto;
  color: rgba(255, 255, 255, 0.72);
}

.download-actions {
  margin-top: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
}

.download-button {
  min-width: 230px;
}

.download-actions > span {
  color: rgba(255,255,255,.56);
  font-size: 11px;
}

.site-footer {
  padding: 32px 0;
  background: #0d141c;
  color: #fff;
}

.footer-layout {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 26px;
}

.footer-layout p,
.footer-meta {
  margin: 0;
  color: #8996a3;
  font-size: 11px;
}

.footer-meta {
  display: grid;
  justify-items: end;
  gap: 5px;
  text-align: right;
}

.footer-meta a {
  color: #aab4be;
  text-decoration: none;
}

.footer-meta a:hover,
.footer-meta a:focus-visible {
  color: #fff;
  text-decoration: underline;
}

.footer-brand {
  font-size: 18px;
}

.footer-brand .brand-mark {
  width: 25px;
  height: 25px;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 980px) {
  .site-nav { gap: 21px; }
  .hero { background-position: 60% center; }
  .hero-shade { background: rgba(8, 17, 28, 0.52); }
  .product-grid,
  .modes-layout { grid-template-columns: 1fr 1fr; gap: 54px; }
  .product-grid { grid-template-columns: minmax(0, .85fr) minmax(350px, 1.15fr); }
  .phone { transform: scale(.91); }
  .recognition-grid { gap: 48px; }
  .camera-demo { min-height: 510px; }
  .modes-layout { grid-template-columns: minmax(0, .85fr) minmax(430px, 1.15fr); }
}

@media (max-width: 760px) {
  .page-shell,
  .nav-shell { width: min(calc(100% - 32px), var(--content)); }

  .nav-shell { height: 64px; }
  .nav-toggle { display: flex; }
  .site-nav {
    position: fixed;
    top: 64px;
    right: 0;
    left: 0;
    height: calc(100svh - 64px);
    padding: 26px 16px 34px;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    color: var(--ink);
    background: #fff;
  }
  .site-nav.open { display: flex; }
  .site-nav a {
    padding: 17px 4px;
    border-bottom: 1px solid var(--line);
    font-size: 17px;
  }
  .site-nav .nav-download {
    margin-top: 22px;
    justify-content: center;
    color: #fff;
    background: var(--ink);
    border-color: var(--ink);
  }

  .hero {
    height: calc(100svh - 34px);
    min-height: 640px;
    max-height: 800px;
    align-items: flex-end;
    background-position: 64% center;
  }
  .hero-shade { background: rgba(7, 15, 24, 0.58); }
  .hero-content { padding-top: 100px; padding-bottom: 94px; }
  .hero h1 { font-size: 76px; }
  .hero-kicker { margin-top: 18px; font-size: 23px; }
  .hero-copy { max-width: 520px; font-size: 14px; line-height: 1.8; }
  .hero-actions { margin-top: 26px; }
  .scroll-cue { bottom: 16px; }

  .section { padding: 82px 0; }
  .section-copy h2,
  .section-heading h2,
  .download-content h2 { font-size: 36px; }

  .product-grid,
  .recognition-grid,
  .modes-layout,
  .split-heading { grid-template-columns: 1fr; }
  .product-grid { gap: 38px; }
  .phone-stage { min-height: 660px; overflow: hidden; }
  .phone { transform: scale(.88); transform-origin: center center; }

  .recognition-grid { margin-top: 46px; gap: 52px; }
  .workflow { order: -1; }
  .camera-demo { min-height: 530px; }

  .modes-layout { gap: 45px; }
  .mode-visual { min-height: 500px; }

  .split-heading { gap: 18px; }
  .split-heading > p { max-width: 580px; }
  .detail-columns { grid-template-columns: 1fr; gap: 28px; }
  .detail-item { display: grid; grid-template-columns: 44px 1fr; column-gap: 16px; }
  .detail-item h3 { margin-top: 3px; }
  .detail-item p { grid-column: 2; }

  .footer-layout { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .footer-meta { justify-items: center; text-align: center; }
}

@media (max-width: 480px) {
  .page-shell,
  .nav-shell { width: min(calc(100% - 28px), var(--content)); }
  .brand { font-size: 19px; }

  .hero { background-position: 68% center; }
  .hero h1 { font-size: 66px; }
  .hero-kicker { font-size: 21px; }
  .hero-copy br { display: none; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .button { width: 100%; }

  .section { padding: 68px 0; }
  .section-copy h2,
  .section-heading h2,
  .download-content h2 { font-size: 31px; }
  .section-copy > p:not(.eyebrow),
  .section-heading > p:not(.eyebrow),
  .split-heading > p,
  .download-content > p:not(.eyebrow) { font-size: 14px; }

  .proof-list { grid-template-columns: 1fr; }
  .proof-list div { padding: 16px 0; display: flex; align-items: baseline; gap: 12px; border-bottom: 1px solid var(--line); }
  .proof-list dt { font-size: 21px; }
  .proof-list dd { margin: 0; }

  .phone-stage { min-height: 600px; margin-inline: -14px; }
  .phone { transform: scale(.78); }

  .camera-demo { min-height: 450px; padding: 15px; }
  .target-rings { width: 82%; }
  .target-outline { top: 13%; right: 7%; bottom: 13%; left: 7%; }
  .workflow li { padding-left: 59px; }

  .mode-tabs { width: 100%; }
  .mode-tab { min-width: 0; }
  .mode-visual { min-height: 440px; padding: 22px 16px; }
  .visual-score-row { margin-top: 18px; }
  .large-target { width: 230px; height: 230px; }

  .analytics-board { padding: 22px 16px; margin-inline: -2px; }
  .analytics-top { align-items: flex-end; }
  .range-switch { grid-template-columns: repeat(3, 38px); }
  .chart { height: 220px; }
  .chart-labels span:nth-child(even) { display: none; }

  .download-section { min-height: 570px; }
}

@media (max-width: 360px) {
  .phone-stage { min-height: 560px; }
  .phone { transform: scale(.72); }
  .camera-demo { min-height: 420px; }
  .large-target { width: 205px; height: 205px; }
  .arrow-scores { right: -2px; }
}