:root {
  --ink: #0a0b0d;
  --ink-soft: #16181c;
  --paper: #ffffff;
  --mist: #f2f4f6;
  --line: #dfe3e8;
  --muted: #626870;
  --muted-dark: #a7adb5;
  --cyan: #20cce4;
  --cyan-deep: #087f94;
  --orange: #ff6b35;
  --blue: #1577e8;
  --header-height: 4.5rem;
  --content: 1240px;
  --wide: 1480px;
  --radius-sm: 0.75rem;
  --radius-md: 1.4rem;
  --radius-lg: 2rem;
  --shadow-soft: 0 24px 70px rgba(8, 12, 18, 0.1);
  --shadow-dark: 0 34px 90px rgba(0, 0, 0, 0.34);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 4rem);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

::selection {
  color: #001014;
  background: var(--cyan);
}

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

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

figure,
h1,
h2,
h3,
p,
ul,
ol,
dl {
  margin-top: 0;
}

h1,
h2,
h3 {
  margin-bottom: 0.55em;
  font-weight: 720;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

h1 {
  font-size: clamp(3.4rem, 7.2vw, 7.4rem);
}

h2 {
  font-size: clamp(2.4rem, 5vw, 5rem);
}

h3 {
  font-size: clamp(1.22rem, 2vw, 1.65rem);
}

p {
  color: var(--muted);
}

code {
  padding: 0.14rem 0.38rem;
  color: #075d6c;
  background: #e8f8fa;
  border-radius: 0.35rem;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92em;
}

.skip-link {
  position: fixed;
  top: 0.65rem;
  left: 0.65rem;
  z-index: 1000;
  padding: 0.65rem 1rem;
  color: var(--ink);
  background: var(--cyan);
  border-radius: 999px;
  font-weight: 800;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
  box-shadow: 0 0 0 6px rgba(32, 204, 228, 0.22);
}

.global-header {
  position: sticky;
  top: 0;
  z-index: 200;
  color: #fff;
  background: rgba(8, 10, 15, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  transition: background-color 220ms ease, box-shadow 220ms ease;
}

.global-header[data-scrolled] {
  background: rgba(8, 10, 15, 0.98);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
}

.global-header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(1rem, 3vw, 3rem);
  width: min(calc(100% - 3rem), var(--content));
  min-height: var(--header-height);
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.75rem;
  white-space: nowrap;
}

.brand__mark {
  font-size: 1.08rem;
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.08em;
}

.brand small {
  color: #8f98a5;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.global-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
}

.global-nav a {
  position: relative;
  padding: 0.7rem 1rem;
  color: #c1c6cd;
  border-radius: 999px;
  font-size: 0.88rem;
  transition: color 160ms ease, background-color 160ms ease;
}

.global-nav a:hover,
.global-nav a[aria-current="page"] {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.global-nav a[aria-current="page"]::after {
  position: absolute;
  right: 1rem;
  bottom: 0.35rem;
  left: 1rem;
  height: 2px;
  content: "";
  background: var(--cyan);
  border-radius: 999px;
}

.menu-toggle {
  display: none;
  min-width: 3rem;
  min-height: 2.6rem;
  padding: 0.55rem 0.85rem;
  color: #fff;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  cursor: pointer;
}

.button,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  font-weight: 760;
  line-height: 1.2;
}

.button {
  padding: 0.82rem 1.5rem;
  color: #001114;
  background: linear-gradient(135deg, #8af4ff, var(--cyan));
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 999px;
  box-shadow: 0 12px 28px rgba(32, 204, 228, 0.23);
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.button:hover {
  box-shadow: 0 18px 40px rgba(32, 204, 228, 0.32);
  filter: brightness(1.05);
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(1px);
}

.button--header,
.button--small {
  min-height: 2.55rem;
  padding: 0.62rem 1.05rem;
  font-size: 0.85rem;
}

.button--dark {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.18);
}

.button--light {
  color: var(--ink);
  background: #fff;
  border-color: #fff;
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.2);
}

.text-link {
  gap: 0.5rem;
  padding-inline: 0.2rem;
  color: var(--cyan-deep);
}

.text-link::after {
  content: "›";
  font-size: 1.4em;
  transition: transform 160ms ease;
}

.text-link:hover::after {
  transform: translateX(0.25rem);
}

.kicker {
  margin-bottom: 1.25rem;
  color: var(--cyan-deep);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 6rem);
  min-height: calc(100svh - var(--header-height));
  overflow: hidden;
}

.hero--home {
  padding: clamp(5rem, 10vw, 9rem) max(1.5rem, calc((100vw - var(--content)) / 2));
  color: #fff;
  background: linear-gradient(135deg, #05070b 0%, #10141b 56%, #050608 100%);
}

.hero__backdrop {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 72% 48%, rgba(32, 204, 228, 0.17), transparent 26%),
    linear-gradient(110deg, transparent 0 47%, rgba(255, 255, 255, 0.025) 47% 48%, transparent 48% 100%);
}

.hero__backdrop::after {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.18;
  background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, transparent, black 70%, transparent);
}

.hero__content {
  position: relative;
  z-index: 2;
}

.hero__content h1 {
  max-width: 9ch;
}

.hero__lead {
  max-width: 38rem;
  color: #b8bec7;
  font-size: clamp(1.06rem, 1.55vw, 1.28rem);
}

.hero__actions,
.inline-actions,
.center-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem;
  margin-top: 2rem;
}

.hero-release {
  width: min(100%, 38rem);
  margin-top: 2.2rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 1.15rem;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.hero-release > span {
  display: block;
  margin-bottom: 0.7rem;
  color: #aeb7c2;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.hero-release__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.release-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.8rem 1rem;
  color: #001114;
  background: linear-gradient(135deg, #8af4ff, var(--cyan));
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 999px;
  box-shadow: 0 12px 28px rgba(32, 204, 228, 0.22);
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.release-button:hover {
  box-shadow: 0 18px 40px rgba(32, 204, 228, 0.32);
  filter: brightness(1.05);
  transform: translateY(-2px);
}

.hero__product {
  position: relative;
  align-self: end;
  margin: 0;
}

.hero__product::before {
  position: absolute;
  right: 6%;
  bottom: 4%;
  left: 6%;
  height: 13%;
  content: "";
  background: rgba(0, 0, 0, 0.68);
  border-radius: 50%;
  filter: blur(28px);
}

.hero__product img {
  position: relative;
  width: min(100%, 700px);
  max-height: 82vh;
  margin-inline: auto;
  object-fit: contain;
  filter: drop-shadow(0 35px 45px rgba(0, 0, 0, 0.42));
}

.hero__facts {
  position: absolute;
  right: max(1.5rem, calc((100vw - var(--content)) / 2));
  bottom: 2rem;
  left: max(1.5rem, calc((100vw - var(--content)) / 2));
  z-index: 4;
  display: flex;
  gap: 2rem;
  padding-top: 1.25rem;
  color: #939ba6;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8rem;
}

.hero__facts strong {
  margin-right: 0.35rem;
  color: #fff;
  font-size: 1.15rem;
}

.intro-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  color: #fff;
  background: #111318;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.intro-strip > div {
  min-height: 210px;
  padding: clamp(2rem, 4vw, 4rem);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.intro-strip span,
.feature-grid span {
  color: var(--cyan);
  font-size: 0.73rem;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.intro-strip strong {
  display: block;
  margin: 1rem 0 0.6rem;
  font-size: clamp(1.3rem, 2.3vw, 2rem);
}

.intro-strip p {
  max-width: 30rem;
  margin-bottom: 0;
  color: #9fa6af;
}

.story-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 7rem);
  min-height: 820px;
  padding: clamp(5rem, 9vw, 9rem) max(1.5rem, calc((100vw - var(--content)) / 2));
}

.story-panel--reverse .story-panel__copy {
  order: 2;
}

.story-panel--reverse .story-panel__media {
  order: 1;
}

.story-panel--light {
  background: #fff;
}

.story-panel--dark {
  color: #fff;
  background: radial-gradient(circle at 18% 46%, rgba(25, 192, 222, 0.13), transparent 28%), #080a0d;
}

.story-panel--dark p {
  color: var(--muted-dark);
}

.story-panel--mist {
  background: linear-gradient(135deg, #f6f7f8, #e6eaee);
}

.story-panel__copy h2 {
  max-width: 10ch;
}

.story-panel__copy > p:not(.kicker) {
  max-width: 39rem;
  font-size: 1.08rem;
}

.story-panel__media {
  margin: 0;
}

.story-panel__media img {
  width: min(100%, 690px);
  max-height: 760px;
  margin-inline: auto;
  object-fit: contain;
  filter: drop-shadow(0 32px 42px rgba(4, 8, 14, 0.2));
}

.story-panel--dark .story-panel__media img {
  filter: drop-shadow(0 40px 54px rgba(0, 0, 0, 0.5));
}

.spec-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  max-width: 40rem;
  margin-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.spec-list div {
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.spec-list div:nth-child(odd) {
  padding-right: 1rem;
}

.spec-list dt {
  color: #92979e;
  font-size: 0.75rem;
}

.spec-list dd {
  margin: 0.25rem 0 0;
  font-weight: 700;
}

.status-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  max-width: 40rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.status-chips li {
  padding: 0.58rem 0.85rem;
  color: #d8fbff;
  background: rgba(32, 204, 228, 0.1);
  border: 1px solid rgba(32, 204, 228, 0.22);
  border-radius: 999px;
  font-size: 0.78rem;
}

.software-showcase,
.shop-section,
.feedback-section,
.mic-section,
.support-hub {
  padding: clamp(5rem, 9vw, 9rem) max(1.5rem, calc((100vw - var(--content)) / 2));
}

.software-showcase {
  color: #fff;
  background: #0d0f13;
}

.software-showcase p {
  color: #a9afb7;
}

.section-heading {
  max-width: 760px;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section-heading--center p {
  margin-inline: auto;
}

.software-window {
  max-width: 1180px;
  margin-inline: auto;
  padding: clamp(0.45rem, 1vw, 0.8rem);
  background: #202329;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-dark);
}

.software-window img {
  width: 100%;
  border-radius: calc(var(--radius-md) - 0.5rem);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  max-width: 1180px;
  margin: 1.5rem auto 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: var(--radius-md);
}

.feature-grid article {
  min-height: 230px;
  padding: 2rem;
  background: #15181d;
}

.feature-grid h3 {
  margin-top: 2.3rem;
}

.center-actions {
  justify-content: center;
}

.notice {
  padding: 1rem 1.15rem;
  color: #555a61;
  background: rgba(255, 107, 53, 0.08);
  border-left: 3px solid var(--orange);
}

.notice--center {
  max-width: 900px;
  margin: 2rem auto 0;
  text-align: center;
  border-left: 0;
  border-radius: var(--radius-sm);
}

.support-hub {
  background: #fff;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.support-card {
  display: flex;
  flex-direction: column;
  min-height: 280px;
  padding: clamp(1.6rem, 3vw, 2.5rem);
  background: var(--mist);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.support-card:hover {
  border-color: #cbd1d8;
  box-shadow: var(--shadow-soft);
  transform: translateY(-5px);
}

.support-card span {
  color: var(--cyan-deep);
  font-size: 0.78rem;
  font-weight: 800;
}

.support-card strong {
  max-width: 12ch;
  margin-top: 1.5rem;
  font-size: clamp(1.4rem, 2.4vw, 2.1rem);
  line-height: 1.25;
}

.support-card small {
  margin-top: auto;
  color: #757b83;
}

.closing-cta {
  display: grid;
  min-height: 650px;
  padding: clamp(5rem, 9vw, 9rem) max(1.5rem, calc((100vw - var(--content)) / 2));
  color: #fff;
  background: radial-gradient(circle at 75% 25%, rgba(32, 204, 228, 0.24), transparent 25%), linear-gradient(135deg, #081116, #030405 62%);
}

.closing-cta > div {
  align-self: center;
}

.closing-cta h2 {
  max-width: 11ch;
}

.site-footer {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  padding: 5rem max(1.5rem, calc((100vw - var(--content)) / 2)) 2rem;
  color: #e9ecf0;
  background: #151619;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer__lead strong {
  font-size: 1.4rem;
}

.site-footer__lead p {
  max-width: 24rem;
  margin-top: 1rem;
  color: #8d949d;
}

.site-footer h2 {
  margin-bottom: 1.3rem;
  color: #fff;
  font-size: 0.82rem;
  letter-spacing: 0;
}

.site-footer > div:not(.site-footer__lead):not(.site-footer__bottom) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}

.site-footer a {
  color: #aab0b8;
  font-size: 0.84rem;
}

.site-footer a:hover {
  color: #fff;
}

.site-footer__bottom {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 1rem;
  padding-top: 1.5rem;
  color: #747b84;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
}

/* Shop */
.product-subnav {
  position: sticky;
  top: var(--header-height);
  z-index: 150;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.product-subnav > div {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
  width: min(calc(100% - 3rem), var(--content));
  min-height: 3.75rem;
  margin-inline: auto;
}

.product-subnav nav {
  display: flex;
  justify-content: flex-end;
  gap: 1.3rem;
}

.product-subnav nav a {
  color: #646a72;
  font-size: 0.78rem;
}

.shop-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(420px, 1.15fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 7rem);
  min-height: calc(100svh - 8.25rem);
  padding: clamp(5rem, 9vw, 8rem) max(1.5rem, calc((100vw - var(--content)) / 2));
  overflow: hidden;
  background: linear-gradient(135deg, #fff 35%, #e9ecef);
}

.shop-hero h1 {
  max-width: 8ch;
}

.shop-hero__copy > p:not(.kicker):not(.commerce-note) {
  max-width: 35rem;
  font-size: 1.1rem;
}

.shop-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.8rem 0;
}

.shop-hero__meta span {
  padding: 0.45rem 0.75rem;
  color: #4a5057;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid #d8dde2;
  border-radius: 999px;
  font-size: 0.76rem;
}

.commerce-note {
  margin-top: 0.9rem;
  font-size: 0.8rem;
}

.shop-hero__media {
  margin: 0;
}

.shop-hero__media img {
  width: min(100%, 720px);
  max-height: 78vh;
  margin-inline: auto;
  object-fit: contain;
  filter: drop-shadow(0 34px 48px rgba(8, 13, 20, 0.22));
}

.shop-section {
  background: #0d0f12;
  color: #fff;
}

.shop-section p {
  color: #a6adb6;
}

.product-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.product-gallery figure {
  margin: 0;
  overflow: hidden;
  background: #171a1f;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
}

.product-gallery__wide {
  grid-column: 1 / -1;
}

.product-gallery img {
  width: 100%;
  background: #090b0e;
}

.product-gallery figure:not(.product-gallery__wide) img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: top center;
}

.product-gallery figcaption {
  padding: 1rem 1.2rem 1.2rem;
  color: #aab0b8;
  font-size: 0.82rem;
}

.configuration-section,
.package-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(380px, 1.15fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 7rem);
  padding: clamp(5rem, 9vw, 9rem) max(1.5rem, calc((100vw - var(--content)) / 2));
  background: var(--mist);
}

.configuration-section__intro h2 {
  max-width: 10ch;
}

.color-configurator {
  padding: clamp(1.5rem, 4vw, 3rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.color-configurator > p:first-child {
  color: var(--ink);
  font-size: 1.1rem;
}

.color-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.color-swatch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  min-height: 7rem;
  padding: 0.9rem 0.5rem;
  color: #4a4f55;
  background: #f7f8f9;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.color-swatch:hover,
.color-swatch[aria-pressed="true"] {
  color: var(--ink);
  background: #fff;
  border-color: var(--cyan-deep);
}

.color-swatch:hover {
  transform: translateY(-2px);
}

.color-swatch small {
  color: #747a82;
  font-size: 0.68rem;
  font-weight: 700;
  line-height: 1;
}

.color-swatch[aria-pressed="true"] small {
  color: var(--cyan-deep);
}

.swatch {
  width: 2.7rem;
  height: 2.7rem;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 50%;
  box-shadow: inset 0 1px 3px rgba(255, 255, 255, 0.5), 0 5px 12px rgba(0, 0, 0, 0.1);
}

.swatch--gray { background: #898d91; }
.swatch--red { background: #c73331; }
.swatch--white { background: #f6f6f1; }
.swatch--black { background: #17181a; }
.swatch--purple { background: #6e49a5; }
.swatch--custom {
  background: conic-gradient(from 35deg, #6e49a5, #20cce4, #f6f6f1, #ffca55, #c73331, #6e49a5);
}

.color-swatch--custom {
  border-style: dashed;
}

.configuration-hint {
  font-size: 0.82rem;
}

.feedback-section {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(420px, 1.22fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 7rem);
  background: #fff;
}

.feedback-section__intro h2 {
  max-width: 10ch;
}

.feedback-section__card {
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.feedback-prompt-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.feedback-prompt-grid > div {
  min-height: 8rem;
  padding: 1.15rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.feedback-prompt-grid span,
.feedback-prompt-grid strong {
  display: block;
}

.feedback-prompt-grid span {
  margin-bottom: 0.65rem;
  color: var(--cyan-deep);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.feedback-prompt-grid strong {
  font-size: 0.95rem;
  line-height: 1.55;
}

.feedback-section__notice {
  margin: 1rem 0 0;
  font-size: 0.78rem;
}

.mic-section {
  background: #fff;
}

.mic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.mic-grid article {
  min-height: 340px;
  padding: clamp(1.5rem, 3vw, 2.4rem);
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.mic-grid h3 {
  margin-top: 2rem;
}

.compatibility-tag {
  display: inline-flex;
  padding: 0.38rem 0.68rem;
  color: #006778;
  background: #dff9fc;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
}

.compatibility-tag--neutral {
  color: #5d6269;
  background: #e5e7ea;
}

.package-section {
  background: linear-gradient(135deg, #e9ecef, #fff);
}

.package-section__media {
  overflow: hidden;
  padding: 0.5rem;
  background: #22252b;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.package-section__media img {
  border-radius: calc(var(--radius-md) - 0.35rem);
}

.check-list {
  display: grid;
  gap: 0;
  margin: 2rem 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid #cfd4da;
}

.check-list li {
  padding: 0.9rem 0 0.9rem 1.6rem;
  border-bottom: 1px solid #cfd4da;
}

.check-list li::before {
  margin-left: -1.6rem;
  margin-right: 0.65rem;
  color: var(--cyan-deep);
  content: "✓";
  font-weight: 900;
}

/* Guide */
.guide-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 1.1fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 7rem);
  min-height: 720px;
  padding: clamp(5rem, 9vw, 8rem) max(1.5rem, calc((100vw - var(--content)) / 2));
  color: #fff;
  background: radial-gradient(circle at 70% 45%, rgba(32, 204, 228, 0.18), transparent 25%), #080a0d;
}

.guide-hero h1 {
  max-width: 11ch;
}

.guide-hero p:not(.kicker) {
  max-width: 38rem;
  color: #a9b0b9;
}

.guide-hero figure {
  margin: 0;
}

.guide-hero img {
  width: min(100%, 600px);
  max-height: 650px;
  margin-inline: auto;
  object-fit: contain;
  filter: drop-shadow(0 35px 50px rgba(0, 0, 0, 0.45));
}

.guide-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 880px);
  justify-content: center;
  gap: clamp(2rem, 6vw, 6rem);
  padding: clamp(4rem, 8vw, 8rem) 1.5rem;
  background: #fff;
}

.guide-toc {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-right: 1.5rem;
  border-right: 1px solid var(--line);
}

.guide-toc strong {
  margin-bottom: 0.8rem;
  font-size: 0.78rem;
}

.guide-toc a {
  padding: 0.55rem 0.7rem;
  color: #737981;
  border-radius: 0.55rem;
  font-size: 0.82rem;
}

.guide-toc a:hover {
  color: var(--ink);
  background: var(--mist);
}

.guide-content > section {
  padding-bottom: clamp(4rem, 8vw, 7rem);
  margin-bottom: clamp(4rem, 8vw, 7rem);
  border-bottom: 1px solid var(--line);
}

.guide-content > section:last-child {
  margin-bottom: 0;
  border-bottom: 0;
}

.guide-content h2 {
  max-width: 13ch;
}

.guide-content > section > p:not(.kicker) {
  max-width: 48rem;
  font-size: 1.04rem;
}

.platform-status-grid,
.platform-guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.platform-status-card,
.platform-guide-card {
  padding: 1.4rem;
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.platform-status-card h3,
.platform-guide-card h3 {
  margin-bottom: 0.7rem;
  letter-spacing: -0.025em;
}

.platform-status-card p,
.platform-guide-card p,
.platform-guide-card li {
  color: var(--muted);
  font-size: 0.9rem;
}

.platform-status-card p {
  margin: 1rem 0 0;
}

.platform-status-card code,
.platform-guide-card code {
  overflow-wrap: anywhere;
}

.platform-guide-card ol {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.platform-guide-card li + li {
  margin-top: 0.55rem;
}

.support-badge {
  display: inline-flex;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 850;
  line-height: 1.2;
}

.support-badge--stable {
  color: #006778;
  background: #dff9fc;
}

.support-badge--testing {
  color: #7b4d00;
  background: #fff0cc;
}

.plain-language-note {
  max-width: none !important;
  margin: 2rem 0 0;
  padding: 1rem 1.15rem;
  color: #415158;
  background: #f0fbfd;
  border-left: 4px solid var(--cyan-deep);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.plain-language-note strong {
  color: var(--ink);
}

.step-list {
  display: grid;
  gap: 1rem;
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
}

.step-list li {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.35rem;
  background: var(--mist);
  border-radius: var(--radius-sm);
}

.step-list li > span {
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  color: #001114;
  background: var(--cyan);
  border-radius: 50%;
  font-weight: 900;
}

.step-list h3 {
  margin-bottom: 0.35rem;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.step-list p {
  margin-bottom: 0;
}

.guide-figure {
  margin: 2.5rem 0;
  overflow: hidden;
  background: var(--mist);
  border-radius: var(--radius-md);
}

.guide-figure--portrait {
  max-width: 660px;
}

.guide-figure img {
  width: 100%;
}

.guide-figure--portrait img {
  max-height: 760px;
  object-fit: cover;
  object-position: top;
}

.guide-figure figcaption {
  padding: 1rem 1.25rem;
  color: #737981;
  font-size: 0.8rem;
}

.guide-table-wrap {
  margin: 2rem 0;
  overflow-x: auto;
}

.guide-table-wrap table {
  width: 100%;
  border-collapse: collapse;
}

.guide-table-wrap th,
.guide-table-wrap td {
  padding: 0.9rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.guide-table-wrap th {
  color: #70767e;
  background: var(--mist);
  font-size: 0.76rem;
}

.state-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 2rem 0;
}

.state-row div {
  padding: 1.3rem;
  background: #0d1115;
  border-radius: var(--radius-sm);
}

.state-row strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--cyan);
  font-family: "SFMono-Regular", Consolas, monospace;
}

.state-row span {
  color: #adb3bb;
  font-size: 0.8rem;
}

.guide-image-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 2.5rem 0;
}

.guide-image-grid img {
  width: 100%;
  height: 100%;
  max-height: 360px;
  object-fit: contain;
  background: #171a1f;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.download-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--mist);
  border-radius: var(--radius-md);
}

.download-panel p {
  margin-bottom: 0;
}

details {
  border-top: 1px solid var(--line);
}

details:last-of-type {
  border-bottom: 1px solid var(--line);
}

summary {
  padding: 1.15rem 0;
  font-weight: 750;
  cursor: pointer;
}

details p {
  padding: 0 0 1.2rem;
}

.guide-ending {
  padding: clamp(2rem, 5vw, 4rem) !important;
  color: #fff;
  background: #0c1014;
  border-radius: var(--radius-lg);
}

.guide-ending p {
  color: #adb3bb;
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms cubic-bezier(0.2, 0.7, 0.2, 1), transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1050px) {
  .global-header__inner {
    gap: 1rem;
  }

  .brand small {
    display: none;
  }

  .global-nav a {
    padding-inline: 0.7rem;
  }

  .hero,
  .shop-hero,
  .guide-hero,
  .story-panel,
  .configuration-section,
  .feedback-section,
  .package-section {
    grid-template-columns: 1fr;
  }

  .hero--home,
  .shop-hero,
  .guide-hero {
    padding-bottom: 6rem;
    text-align: center;
  }

  .hero__content h1,
  .hero__lead,
  .hero-release,
  .shop-hero h1,
  .shop-hero__copy > p,
  .guide-hero h1,
  .guide-hero p {
    margin-inline: auto;
  }

  .hero__actions,
  .shop-hero__meta,
  .guide-hero .inline-actions {
    justify-content: center;
  }

  .hero__product img,
  .shop-hero__media img,
  .guide-hero img {
    max-height: 620px;
  }

  .story-panel--reverse .story-panel__copy,
  .story-panel--reverse .story-panel__media {
    order: initial;
  }

  .story-panel__copy h2,
  .story-panel__copy > p {
    margin-inline: auto;
    text-align: center;
  }

  .story-panel__copy .kicker {
    display: block;
    text-align: center;
  }

  .spec-list,
  .status-chips,
  .story-panel__copy .inline-actions {
    margin-inline: auto;
  }

  .story-panel__copy .inline-actions {
    justify-content: center;
  }

  .product-subnav nav {
    display: none;
  }

  .product-subnav > div {
    grid-template-columns: 1fr auto;
  }

  .guide-layout {
    grid-template-columns: 1fr;
    max-width: 920px;
    margin-inline: auto;
  }

  .guide-toc {
    position: static;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    padding: 1rem;
    background: var(--mist);
    border: 0;
    border-radius: var(--radius-sm);
  }

  .guide-toc strong {
    grid-column: 1 / -1;
  }
}

@media (max-width: 800px) {
  :root {
    --header-height: 4.15rem;
  }

  .global-header__inner {
    grid-template-columns: auto 1fr auto;
    width: min(calc(100% - 2rem), var(--content));
  }

  .global-nav {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .menu-enhanced .menu-toggle {
    display: inline-flex;
    grid-column: 2;
    justify-self: end;
  }

  .menu-enhanced .global-nav {
    position: absolute;
    top: calc(100% + 0.4rem);
    right: 1rem;
    left: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.6rem;
    background: rgba(10, 12, 16, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 1rem;
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.34);
  }

  .menu-enhanced .global-nav[data-open] {
    display: flex;
  }

  .menu-enhanced .global-nav a {
    width: 100%;
  }

  .intro-strip,
  .feature-grid,
  .support-grid,
  .mic-grid {
    grid-template-columns: 1fr;
  }

  .intro-strip > div,
  .feature-grid article {
    min-height: auto;
  }

  .hero__facts {
    position: static;
    grid-column: 1;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 1rem;
  }

  .product-gallery {
    grid-template-columns: 1fr;
  }

  .platform-status-grid,
  .platform-guide-grid {
    grid-template-columns: 1fr;
  }

  .product-gallery__wide {
    grid-column: auto;
  }

  .site-footer {
    grid-template-columns: repeat(2, 1fr);
  }

  .site-footer__lead,
  .site-footer__bottom {
    grid-column: 1 / -1;
  }
}

@media (max-width: 580px) {
  h1 {
    font-size: clamp(3rem, 15vw, 4.6rem);
  }

  h2 {
    font-size: clamp(2.2rem, 11vw, 3.5rem);
  }

  .global-header__inner {
    grid-template-columns: auto auto;
  }

  .global-header .button--header {
    display: none;
  }

  .menu-enhanced .menu-toggle {
    grid-column: 2;
  }

  .hero--home,
  .shop-hero,
  .guide-hero,
  .story-panel,
  .software-showcase,
  .shop-section,
  .feedback-section,
  .mic-section,
  .support-hub,
  .configuration-section,
  .package-section,
  .closing-cta {
    padding-inline: 1rem;
  }

  .hero__facts {
    gap: 0.7rem 1.2rem;
  }

  .intro-strip > div {
    padding: 2rem 1rem;
  }

  .spec-list {
    grid-template-columns: 1fr;
  }

  .spec-list div:nth-child(odd) {
    padding-right: 0;
  }

  .color-options {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-release__actions,
  .feedback-prompt-grid {
    grid-template-columns: 1fr;
  }

  .release-button {
    width: 100%;
  }

  .download-panel,
  .site-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .guide-toc,
  .state-row,
  .guide-image-grid {
    grid-template-columns: 1fr;
  }

  .guide-toc strong {
    grid-column: auto;
  }

  .guide-layout {
    padding-inline: 1rem;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding-inline: 1rem;
  }

  .site-footer__lead,
  .site-footer__bottom {
    grid-column: auto;
  }

  .inline-actions,
  .hero__actions,
  .center-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .inline-actions .button,
  .inline-actions .text-link,
  .hero__actions .button,
  .hero__actions .text-link,
  .center-actions .button,
  .center-actions .text-link {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}