:root {
  --ink: #1d1d1f;
  --ink-soft: #6e6e73;
  --cream: #f5f5f7;
  --cream-soft: #ffffff;
  --sand: #e8e8ed;
  --sand-dark: #d2d2d7;
  --night: #000000;
  --night-soft: #101010;
  --white: #f5f5f7;
  --aqua: #7ed7f2;
  --aqua-bright: #9ee7ff;
  --blue: #2997ff;
  --blue-deep: #0071e3;
  --blue-bright: #4da6ff;
  --line-light: rgba(255, 255, 255, 0.18);
  --line-dark: rgba(0, 0, 0, 0.12);
  --shell: min(calc(100vw - 48px), 1200px);
  --ease: cubic-bezier(0.28, 0.11, 0.32, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  color-scheme: light dark;
}

/* 移动端性能优化 - 平衡版 */
@media (max-width: 768px) {
  .motion-grain {
    opacity: 0.3; /* 降低纹理强度而非完全禁用 */
    animation-duration: 12s; /* 减慢动画速度 */
  }

  .hero__reveal {
    display: none !important; /* 聚光灯层仍然禁用（最耗性能） */
  }

  .hero__media img {
    animation-duration: 3s; /* 缩短 Ken Burns 动画时长 */
    animation-iteration-count: 1; /* 只播放一次 */
  }

  @keyframes heroDrift {
    to { transform: scale(1.04) translateX(-0.3%); } /* 减小漂移幅度 */
  }

  .hero__beam,
  .hero__glow {
    opacity: 0.5; /* 适度降低透明度 */
  }

  /* 保留页面滚动相关动画 */
  .story-card {
    will-change: opacity, transform; /* 保留关键动画加速 */
  }

  /* 其他元素移除 will-change */
  .hero__media,
  .hero__veil,
  .product-stories__background {
    will-change: auto !important;
  }
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--night);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--white);
  background: var(--night);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.menu-open { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }

:focus-visible {
  outline: 3px solid rgba(41, 151, 255, 0.85);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 400;
  top: 10px;
  left: 10px;
  transform: translateY(-150%);
  padding: 10px 14px;
  border-radius: 9px;
  color: #fff;
  background: #0071e3;
  font-size: 13px;
  transition: transform 0.2s;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.page-shell {
  width: var(--shell);
  margin-inline: auto;
}

.serif {
  font-family: inherit;
  font-style: normal;
  font-weight: 600;
}

.page-progress {
  position: fixed;
  z-index: 200;
  inset: 0 0 auto;
  height: 2px;
  pointer-events: none;
}

.page-progress span {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--blue);
}

.motion-grain {
  position: fixed;
  z-index: 180;
  inset: -25%;
  pointer-events: none;
  opacity: 0.032;
  background-image:
    radial-gradient(circle at 25% 30%, #fff 0 0.7px, transparent 0.8px),
    radial-gradient(circle at 75% 60%, #fff 0 0.6px, transparent 0.7px);
  background-size: 5px 5px, 7px 7px;
  mix-blend-mode: soft-light;
  animation: grainShift 0.22s steps(2) infinite;
}

@keyframes grainShift {
  0% { transform: translate3d(-1%, -1%, 0); }
  25% { transform: translate3d(1%, 0, 0); }
  50% { transform: translate3d(0, 1%, 0); }
  75% { transform: translate3d(-0.5%, 0.5%, 0); }
  100% { transform: translate3d(0.5%, -0.5%, 0); }
}

.motion-rail {
  position: fixed;
  z-index: 90;
  top: 50%;
  right: 22px;
  display: grid;
  gap: 12px;
  padding: 8px 3px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(30, 30, 30, 0.12);
  backdrop-filter: blur(12px);
  transform: translateY(-50%);
}

.motion-rail button {
  position: relative;
  width: 16px;
  height: 16px;
  padding: 0;
  border: 0;
  cursor: pointer;
  background: transparent;
}

.motion-rail button::before {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: rgba(142, 142, 147, 0.78);
  box-shadow: 0 0 0 0 rgba(126, 215, 242, 0);
  transition: transform 0.45s var(--ease), background 0.35s, box-shadow 0.45s;
}

.motion-rail button.is-active::before {
  transform: scale(1.8);
  background: #bdefff;
  box-shadow: 0 0 0 4px rgba(126, 215, 242, 0.12), 0 0 16px rgba(126, 215, 242, 0.65);
}

.floating-nav {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding-inline: max(24px, calc((100vw - 1200px) / 2));
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #f5f5f7;
  background: rgba(0, 0, 0, 0.68);
  box-shadow:
    0 1px 0 rgba(0, 0, 0, 0.22),
    0 4px 16px rgba(0, 0, 0, 0.12);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  transform: translate3d(0, var(--nav-y, 0), 0);
  transition: transform 0.55s var(--ease), background 0.35s, border-color 0.35s, box-shadow 0.35s;
}

.floating-nav.is-condensed {
  background: rgba(5, 5, 5, 0.85);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow:
    0 1px 0 rgba(0, 0, 0, 0.3),
    0 8px 24px rgba(0, 0, 0, 0.2);
}

.nav-pill {
  display: none;
}

.wordmark {
  justify-self: start;
  display: flex;
  align-items: center;
  gap: 9px;
}

.wordmark__mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 8px;
  color: #f5f5f7;
  background: rgba(255, 255, 255, 0.08);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: -0.04em;
}

.wordmark > span:last-child { display: grid; line-height: 1.12; }
.wordmark strong { font-size: 12px; font-weight: 600; letter-spacing: 0.01em; }
.wordmark small { margin-top: 2px; color: rgba(255, 255, 255, 0.5); font-size: 5px; font-weight: 500; letter-spacing: 0.13em; }

.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(26px, 3vw, 42px);
}

.desktop-nav a,
.desktop-nav__cta {
  position: relative;
  color: rgba(255, 255, 255, 0.72);
  font-size: 11px;
  font-weight: 400;
  transition: color 0.2s;
}

.desktop-nav a:hover { color: #fff; }
.desktop-nav a.is-active { color: #fff; }
.desktop-nav a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 1px;
  background: #7ed7f2;
  transform-origin: center;
  animation: navLineIn 0.45s var(--ease) both;
}

@keyframes navLineIn { from { transform: scaleX(0); opacity: 0; } }

.desktop-nav__cta {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 13px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #0071e3 0%, #0077ed 100%);
  box-shadow: 0 2px 8px rgba(0, 113, 227, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: background 0.3s, box-shadow 0.3s, transform 0.2s var(--ease-out);
}

.desktop-nav__cta:hover {
  background: linear-gradient(135deg, #0077ed 0%, #0080ff 100%);
  box-shadow: 0 4px 16px rgba(0, 113, 227, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.desktop-nav__cta:active {
  transform: translateY(0) scale(0.97);
}

.nav-toggle {
  position: relative;
  width: 45px;
  height: 45px;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  background: #f0e4d7;
}

.nav-toggle span {
  position: absolute;
  left: 13px;
  width: 19px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s cubic-bezier(0.77, 0, 0.175, 1), top 0.3s cubic-bezier(0.77, 0, 0.175, 1);
}

.nav-toggle span:first-child { top: 17px; }
.nav-toggle span:nth-child(2) { top: 27px; }
.menu-open .nav-toggle span:first-child { top: 22px; transform: rotate(45deg); }
.menu-open .nav-toggle span:nth-child(2) { top: 22px; transform: rotate(-45deg); }

.nav-menu {
  position: absolute;
  top: 62px;
  left: 0;
  right: 0;
  display: grid;
  gap: 2px;
  padding: 12px;
  border-radius: 24px;
  color: var(--ink);
  background: rgba(255, 253, 248, 0.96);
  box-shadow: 0 22px 65px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(20px);
  opacity: 0;
  transform: translateY(-8px) scale(0.96);
  transform-origin: top;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.3s var(--ease);
}

.menu-open .nav-menu { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }

.nav-menu a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.2s;
}

.nav-menu a:hover { background: #f0e4d7; }
.nav-menu a span { color: #a08a76; font-size: 9px; }
.nav-menu__cta { justify-content: space-between; margin-top: 8px; color: var(--cream-soft); background: var(--ink); }
.nav-menu__cta:hover { background: #000 !important; }
.nav-menu__cta b { font-weight: 400; }

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: end;
  overflow: hidden;
  margin-bottom: 0;
  background: #000;
}

.hero__media,
.hero__media img,
.hero__reveal,
.hero__veil,
.hero__glow,
.hero__beam {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* 聚光灯揭示层 */
.hero__reveal {
  z-index: 2;
  background-image: url('./hero-road.webp');
  background-size: cover;
  background-position: center;
  pointer-events: none;
  mask-image: radial-gradient(circle 260px at 50% 50%,
    rgba(0,0,0,1) 0%,
    rgba(0,0,0,1) 40%,
    rgba(0,0,0,0.75) 60%,
    rgba(0,0,0,0.4) 75%,
    rgba(0,0,0,0.12) 88%,
    rgba(0,0,0,0) 100%);
  -webkit-mask-image: radial-gradient(circle 260px at 50% 50%,
    rgba(0,0,0,1) 0%,
    rgba(0,0,0,1) 40%,
    rgba(0,0,0,0.75) 60%,
    rgba(0,0,0,0.4) 75%,
    rgba(0,0,0,0.12) 88%,
    rgba(0,0,0,0) 100%);
  transition: mask-position 0.08s ease-out;
}

.hero__media {
  transform: translate3d(0, var(--hero-media-y, 0), 0) scale(var(--hero-media-scale, 1));
  transform-origin: center bottom;
  will-change: transform;
}

.hero__media img {
  object-fit: cover;
  object-position: center;
  transform: scale(1.03);
  filter: saturate(0.72) contrast(1.06);
  animation: heroMediaZoom 1.8s cubic-bezier(0.16, 1, 0.3, 1) forwards, heroDrift 20s ease-in-out 1.8s infinite alternate;
}

@keyframes heroDrift { to { transform: scale(1.075) translateX(-0.6%); } }

@keyframes heroMediaZoom {
  0% { transform: scale(1.12); filter: saturate(0.5) contrast(1.02); }
  100% { transform: scale(1.03); filter: saturate(0.72) contrast(1.06); }
}

@keyframes heroTitleReveal {
  0% { opacity: 0; transform: translateY(32px); filter: blur(12px); }
  100% { opacity: 1; transform: translateY(0); filter: blur(0); }
}

@keyframes heroFadeUp {
  0% { opacity: 0; transform: translateY(24px); }
  100% { opacity: 1; transform: translateY(0); }
}

.hero__veil {
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.35), transparent 20%, rgba(0, 0, 0, 0.1) 45%, rgba(0, 0, 0, 0.72)),
    linear-gradient(90deg, rgba(0, 0, 0, 0.68), rgba(0, 0, 0, 0.08) 60%, transparent),
    radial-gradient(circle at 70% 40%, rgba(41, 151, 255, 0.08), transparent 50%);
}

.hero__glow {
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(circle at 73% 56%, rgba(126, 215, 242, 0.16), transparent 24%);
  transform: translate3d(var(--hero-glow-x, 0), var(--hero-glow-y, 0), 0) scale(var(--hero-glow-scale, 1));
  opacity: var(--hero-glow-opacity, 1);
  will-change: transform, opacity;
}

.hero__beam {
  z-index: 1;
  left: 47%;
  width: 58%;
  height: 72%;
  pointer-events: none;
  opacity: var(--hero-beam-opacity, 0.18);
  transform: translate3d(var(--hero-beam-x, 0), var(--hero-beam-y, 0), 0) rotate(-11deg) scaleX(var(--hero-beam-scale, 0.86));
  transform-origin: 100% 50%;
  background: linear-gradient(90deg, transparent, rgba(172, 229, 247, 0.13), rgba(255, 255, 255, 0.02), transparent 72%);
  filter: blur(12px);
  mix-blend-mode: screen;
  will-change: transform, opacity;
}

.hero__product {
  position: absolute;
  z-index: 2;
  right: clamp(2vw, 6vw, 100px);
  bottom: clamp(128px, 12vh, 190px);
  width: min(40vw, 600px);
  pointer-events: none;
  transform: translate3d(var(--product-x, 0), var(--product-y, 0), 0) rotate(var(--product-rotate, 0deg)) scale(var(--product-scale, 1));
  transform-origin: 55% 58%;
  opacity: var(--product-opacity, 1);
  will-change: transform, opacity;
}

.hero__product img {
  position: relative;
  z-index: 2;
  width: 100%;
  filter: drop-shadow(0 42px 36px rgba(0, 0, 0, 0.7));
  animation: productBreathe 8s ease-in-out infinite;
}

@keyframes productBreathe { 50% { transform: translateY(-9px) rotate(0.5deg); } }

.hero__product-halo {
  position: absolute;
  z-index: 1;
  inset: 5% -8% -8%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 45% 45%, rgba(159, 239, 255, 0.35), transparent 50%),
    radial-gradient(circle at 55% 55%, rgba(126, 215, 242, 0.18), transparent 65%);
  filter: blur(28px);
  transform: scale(var(--halo-scale, 1));
  opacity: var(--halo-opacity, 1);
  will-change: transform, opacity;
  animation: haloBreath 6s ease-in-out infinite;
}

@keyframes haloBreath {
  0%, 100% {
    filter: blur(28px) brightness(1);
  }
  50% {
    filter: blur(32px) brightness(1.15);
  }
}

.hero__rings {
  position: absolute;
  z-index: 1;
  inset: -12%;
  transform: rotate(var(--rings-rotate, 0deg)) scale(var(--rings-scale, 1));
  opacity: var(--rings-opacity, 0.62);
  will-change: transform, opacity;
}

.hero__rings i {
  position: absolute;
  inset: 5%;
  border: 1px solid rgba(167, 226, 244, 0.24);
  border-radius: 50%;
  box-shadow: inset 0 0 42px rgba(126, 215, 242, 0.04), 0 0 28px rgba(126, 215, 242, 0.05);
  animation: ringTurn 18s linear infinite;
}

.hero__rings i::before,
.hero__rings i::after {
  content: "";
  position: absolute;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #bdefff;
  box-shadow: 0 0 18px rgba(126, 215, 242, 0.9);
}

.hero__rings i::before { top: 8%; left: 23%; }
.hero__rings i::after { right: 12%; bottom: 23%; }
.hero__rings i:nth-child(2) { inset: 16%; border-style: dashed; animation-duration: 24s; animation-direction: reverse; }
.hero__rings i:nth-child(3) { inset: 29%; animation-duration: 13s; }

@keyframes ringTurn { to { transform: rotate(360deg); } }
}

.hero__product-note {
  position: absolute;
  z-index: 3;
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.76);
  background: rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(9px);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.hero__product-note--one { top: 11%; left: -6%; }
.hero__product-note--two { right: -4%; bottom: 9%; }

.hero__content {
  position: relative;
  z-index: 3;
  padding-bottom: clamp(112px, 13vh, 190px);
  transform: translate3d(0, var(--hero-content-y, 0), 0);
  opacity: var(--hero-content-opacity, 1);
  will-change: transform, opacity;
}

.hero__eyebrow,
.section-kicker {
  margin: 0 0 20px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.section-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  flex: 0 0 22px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.9s 0.18s var(--ease);
}

.reveal.is-visible .section-kicker::before,
.story-aside .section-kicker::before { transform: scaleX(1); }

.hero__eyebrow { color: rgba(255, 255, 255, 0.7); }

.hero h1 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(60px, 6.8vw, 104px);
  font-weight: 600;
  line-height: 0.97;
  letter-spacing: -0.065em;
  text-wrap: balance;
}

.hero h1 > span {
  display: block;
  transform: translate3d(var(--line-x, 0), 0, 0);
  will-change: transform;
}

.hero__intro {
  max-width: 430px;
  margin: 26px 0 0;
  color: rgba(245, 245, 247, 0.72);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.65;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-top: 31px;
}

.hero__actions a {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 400;
  transition: transform 0.25s var(--ease), background 0.25s, border-color 0.25s;
}

.hero__primary {
  color: #fff;
  background: linear-gradient(135deg, #0071e3 0%, #0077ed 100%);
  box-shadow: 0 4px 16px rgba(0, 113, 227, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}
.hero__primary:hover {
  background: linear-gradient(135deg, #0077ed 0%, #0080ff 100%);
  box-shadow: 0 6px 24px rgba(0, 113, 227, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}
.hero__secondary {
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  background: rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}
.hero__secondary:hover {
  border-color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}
.hero__actions a:active { transform: scale(0.97); }
.hero__actions a span { font-size: 19px; line-height: 1; }

.hero__footer {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255, 255, 255, 0.42);
  font-size: 7px;
  letter-spacing: 0.17em;
}

.hero__footer { opacity: var(--hero-footer-opacity, 1); }
.hero__footer i {
  width: 64px;
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.2);
}

.hero__footer i::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background: rgba(189, 239, 255, 0.9);
  transform: translateX(-110%);
  animation: scrollSignal 2.4s var(--ease) infinite;
}

@keyframes scrollSignal {
  45%, 100% { transform: translateX(110%); }
}

[data-hero-item] { opacity: 0; transform: translateY(18px); }
body.is-ready [data-hero-item] { opacity: 1; transform: translateY(0); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
body.is-ready .hero__eyebrow { animation: heroFadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards; animation-delay: 0.15s; }
body.is-ready .hero h1 > span:first-child { animation: heroTitleReveal 1.1s cubic-bezier(0.16, 1, 0.3, 1) forwards; animation-delay: 0.35s; }
body.is-ready .hero h1 > span:last-child { animation: heroTitleReveal 1.1s cubic-bezier(0.16, 1, 0.3, 1) forwards; animation-delay: 0.52s; }
body.is-ready .hero__intro { animation: heroFadeUp 0.95s cubic-bezier(0.16, 1, 0.3, 1) forwards; animation-delay: 0.72s; }
body.is-ready .hero__actions { animation: heroFadeUp 0.95s cubic-bezier(0.16, 1, 0.3, 1) forwards; animation-delay: 0.88s; }

.about {
  position: relative;
  z-index: 5;
  overflow: hidden;
  padding: clamp(90px, 10vw, 150px) 0;
  color: var(--ink);
  background: var(--cream);
}

.about::before,
.about::after {
  content: "";
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(2px);
  will-change: transform, opacity;
}

.about::before {
  top: -24vw;
  right: -16vw;
  width: 58vw;
  height: 58vw;
  background: radial-gradient(circle, rgba(41, 151, 255, 0.11), transparent 64%);
  transform: translate3d(0, var(--about-glow-y, 0), 0) scale(var(--about-glow-scale, 1));
}

.about::after {
  bottom: -20vw;
  left: -22vw;
  width: 48vw;
  height: 48vw;
  background: radial-gradient(circle, rgba(0, 0, 0, 0.045), transparent 66%);
  transform: translate3d(var(--about-shadow-x, 0), 0, 0);
}

.about .page-shell { position: relative; z-index: 1; }

.about__intro {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

.about__intro > p { margin: 0; font-size: clamp(20px, 2.3vw, 30px); font-weight: 600; line-height: 1.48; letter-spacing: -0.035em; text-wrap: balance; }

.about__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 30px;
}

.round-button {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  padding: 6px 20px 6px 7px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  transition: transform 0.3s var(--ease-out), background 0.25s, box-shadow 0.3s;
}

.round-button:hover { transform: translateY(-3px); }
.round-button:active { transform: translateY(-1px) scale(0.98); }
.round-button i { width: 37px; height: 37px; display: grid; place-items: center; border-radius: 50%; font-style: normal; background: var(--cream-soft); transition: transform 0.3s var(--ease-bounce); }
.round-button:hover i { transform: rotate(15deg) scale(1.1); }
.round-button--dark { color: var(--cream-soft); background: var(--ink); box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15); }
.round-button--dark:hover { background: #000; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25); }
.round-button--dark i { color: var(--ink); }
.round-button--muted { background: var(--sand); box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08); }
.round-button--muted:hover { background: var(--sand-dark); box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12); }

.soft-divider { display: flex; align-items: center; gap: 4px; margin: clamp(70px, 8vw, 110px) 0; }
.soft-divider span { flex: 1; height: 2px; background: var(--sand); transform: scaleX(var(--divider-progress, 0)); transform-origin: center; will-change: transform; }
.soft-divider i { width: 8px; height: 8px; border-radius: 50%; background: var(--sand); opacity: var(--divider-progress, 0); transform: scale(var(--divider-dot-scale, 0.4)); }

.about__statement {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: clamp(60px, 10vw, 150px);
  align-items: start;
}

.about__badge { display: flex; align-items: center; gap: 15px; }
.about__badge svg { width: 46px; flex: 0 0 46px; fill: var(--ink); }
.about__badge p { margin: 0; font-size: 10px; font-weight: 600; line-height: 1.45; letter-spacing: 0.16em; }

.about__big-copy {
  max-width: 1000px;
  margin: 0;
  font-size: clamp(31px, 3.6vw, 52px);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.045em;
  text-wrap: pretty;
}

.about__big-copy span { color: #0071e3; border-bottom: 0; }
.about__big-copy span {
  background: linear-gradient(90deg, #0071e3 0 45%, #2997ff 48%, #8a8a8f 52% 100%);
  background-size: 220% 100%;
  background-position: var(--highlight-position, 100%) 0;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: background-position 0.8s var(--ease-out);
}

.about__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: clamp(80px, 10vw, 145px);
  border-block: 1px solid var(--line-dark);
}

.about__facts article { padding: 28px 26px; border-right: 1px solid var(--line-dark); transform: translate3d(0, var(--fact-y, 0), 0); will-change: transform; }
.about__facts article:first-child { padding-left: 0; }
.about__facts article:last-child { border-right: 0; }
.about__facts strong { display: block; font-size: 52px; font-weight: 600; line-height: 1; letter-spacing: -0.05em; font-variant-numeric: tabular-nums; }
.about__facts span { display: block; margin-top: 12px; font-size: 13px; font-weight: 600; }
.about__facts small { color: #826b56; font-size: 9px; }

.product-stories {
  position: relative;
  isolation: isolate;
  color: var(--white);
  background: #050505;
}

.product-stories__background,
.product-stories__shade {
  position: fixed;
  z-index: -2;
  inset: 0;
  pointer-events: none;
}

.product-stories__background {
  background: url("./assets/hero-apple-road.jpg") center / cover no-repeat;
  transform: translate3d(0, var(--products-bg-y, 0), 0) scale(var(--products-bg-scale, 1.06));
  filter: saturate(var(--products-saturation, 0.65)) brightness(0.92);
  transition: filter 0.6s var(--ease-out);
  will-change: transform, filter;
}

.product-stories__shade {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.82) 50%, rgba(0, 0, 0, 0.68)),
    radial-gradient(circle at 75% 50%, rgba(41, 151, 255, 0.06), transparent 60%);
  opacity: var(--products-shade-opacity, 1);
  transition: opacity 0.6s var(--ease-out);
}

.story-layout {
  display: grid;
  grid-template-columns: minmax(310px, 420px) minmax(0, 1fr);
  gap: clamp(80px, 12vw, 180px);
  padding: clamp(100px, 10vw, 160px) 0;
}

.story-aside {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 100px 0 70px;
  transform: translate3d(0, var(--aside-y, 0), 0);
  opacity: var(--aside-opacity, 1);
  will-change: transform, opacity;
}

.section-kicker { color: rgba(255, 255, 255, 0.58); }
.story-aside h2,
.service__heading h2,
.faq__intro h2,
.contact__copy h2 {
  margin: 0;
  font-size: clamp(40px, 4.1vw, 63px);
  font-weight: 600;
  line-height: 1.13;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.story-aside h2 .serif { color: #a6dff0; }

.story-nav { display: grid; gap: 5px; }
.story-nav button {
  display: flex;
  gap: 13px;
  padding: 12px 15px;
  border: 1px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  color: rgba(255, 255, 255, 0.38);
  background: rgba(0, 0, 0, 0.14);
  font-size: 12px;
  transition: color 0.3s, background 0.3s, border-color 0.3s, transform 0.3s var(--ease-out);
}
.story-nav button:hover {
  color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.05);
  transform: translateX(4px);
}
.story-nav button span { font-size: 8px; }
.story-nav button.is-active {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.13);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 16px rgba(126, 215, 242, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transform: translateX(8px);
}
.story-nav button.is-active span { color: var(--aqua); }

.story-aside__cta { display: grid; gap: 18px; }
.story-aside__cta p { margin: 0; color: rgba(255, 255, 255, 0.65); font-size: 13px; line-height: 1.6; }
.story-aside__cta a {
  width: max-content;
  display: flex;
  gap: 28px;
  padding: 12px 16px;
  border-radius: 11px;
  color: #111;
  background: linear-gradient(135deg, #fff 0%, #f5f5f7 100%);
  font-size: 11px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
}
.story-aside__cta a:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255, 255, 255, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}
.story-aside__cta a:active {
  transform: translateY(0) scale(0.97);
}

.story-cards { display: grid; gap: 70px; padding: 20px 0 120px; }
.story-card {
  --card-reveal-x: 50px;
  position: sticky;
  top: 76px;
  min-height: 720px;
  padding: clamp(28px, 3.4vw, 48px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 30px;
  background: rgba(18, 18, 18, 0.72);
  box-shadow:
    0 32px 90px rgba(0, 0, 0, 0.26),
    0 8px 32px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    inset 0 -1px 0 rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(28px) saturate(130%);
  opacity: 0;
  transform: translate3d(var(--card-reveal-x), var(--card-y, 0), 0) rotate(var(--card-rotate, 0deg)) scale(var(--card-scale, 1));
  transform-origin: center top;
  transition: opacity 0.75s var(--ease), transform 0.3s var(--ease), border-color 0.35s, box-shadow 0.5s var(--ease-out);
  will-change: transform, opacity;
}

.story-card:nth-child(2) { top: 88px; z-index: 2; }
.story-card:nth-child(3) { top: 100px; z-index: 3; }
.story-card:nth-child(4) { top: 112px; z-index: 4; }

.story-card::before {
  content: "";
  position: absolute;
  z-index: 5;
  inset: -1px;
  border-radius: inherit;
  pointer-events: none;
  opacity: var(--spot-opacity, 0);
  background: radial-gradient(480px circle at var(--spot-x, 50%) var(--spot-y, 50%), rgba(145, 222, 245, 0.2), rgba(126, 215, 242, 0.08) 40%, transparent 65%);
  mix-blend-mode: screen;
  transition: opacity 0.5s var(--ease-out);
}

.story-card.is-revealed { --card-reveal-x: 0px; opacity: 1; }
.story-card.is-focused {
  border-color: rgba(189, 239, 255, 0.42);
  background: rgba(22, 22, 22, 0.82);
  box-shadow:
    0 38px 110px rgba(0, 0, 0, 0.42),
    0 12px 48px rgba(41, 151, 255, 0.15),
    0 0 0 1px rgba(126, 215, 242, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -1px 0 rgba(126, 215, 242, 0.05);
}
.story-card__top { display: flex; justify-content: space-between; align-items: center; }
.story-card__top svg { width: 38px; fill: rgba(255, 255, 255, 0.75); }
.story-card__top p { display: flex; gap: 10px; margin: 0; color: rgba(255, 255, 255, 0.55); font-size: 8px; letter-spacing: 0.14em; }
.story-card__top p span { color: var(--aqua); }
.story-card h3 { margin: 22px 0 20px; font-size: clamp(29px, 3vw, 42px); font-weight: 600; letter-spacing: -0.04em; }

.story-card__visual {
  position: relative;
  min-height: 430px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 21px;
  background:
    radial-gradient(circle at 50% 44%, rgba(126, 215, 242, 0.22), transparent 42%),
    radial-gradient(circle at 30% 70%, rgba(41, 151, 255, 0.08), transparent 50%),
    #050505;
  box-shadow:
    inset 0 1px 0 rgba(126, 215, 242, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.5);
  transform: translate3d(0, var(--visual-y, 0), 0) scale(var(--visual-scale, 1));
  transition: box-shadow 0.5s var(--ease-out);
  will-change: transform;
}

.story-card.is-focused .story-card__visual {
  box-shadow:
    inset 0 1px 0 rgba(126, 215, 242, 0.18),
    inset 0 -1px 0 rgba(0, 0, 0, 0.5),
    inset 0 0 60px rgba(126, 215, 242, 0.05);
}

.story-card__visual::after {
  content: "";
  position: absolute;
  left: -20%;
  right: -20%;
  top: 52%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(159, 239, 255, 0.85), rgba(126, 215, 242, 0.6), transparent);
  box-shadow: 0 0 28px rgba(159, 239, 255, 0.5), 0 0 12px rgba(126, 215, 242, 0.3);
  filter: blur(1px);
  animation: softSweep 7s ease-in-out infinite;
}

@keyframes softSweep {
  0%, 100% { transform: translateY(0); opacity: 0.3; }
  50% { transform: translateY(-120px); opacity: 0.6; }
}

.story-card__visual > img {
  position: relative;
  z-index: 1;
  width: min(80%, 520px);
  max-height: 400px;
  object-fit: contain;
  filter: drop-shadow(0 30px 30px rgba(0, 0, 0, 0.55));
  transition: transform 0.6s var(--ease-out), filter 0.5s;
}
.story-card:hover .story-card__visual > img {
  transform: translateY(-10px) scale(1.03);
  filter: drop-shadow(0 36px 36px rgba(0, 0, 0, 0.6));
}
.story-card.is-focused .story-card__visual > img {
  filter: drop-shadow(0 38px 40px rgba(0, 0, 0, 0.62)) drop-shadow(0 0 40px rgba(126, 215, 242, 0.15));
}
.story-card__visual > span { position: absolute; z-index: 2; right: 18px; bottom: 15px; color: rgba(255, 255, 255, 0.45); font-size: 7px; letter-spacing: 0.17em; }

.story-card__visual--pair { grid-template-columns: 1fr 1fr; gap: 10px; padding: 20px; }
.story-card__visual--pair > div { position: relative; z-index: 1; min-width: 0; height: 100%; display: grid; place-items: center; }
.story-card__visual--pair img { width: 105%; max-width: none; filter: drop-shadow(0 24px 24px rgba(0, 0, 0, 0.5)); transition: transform 0.6s var(--ease); }
.story-card__visual--pair div:first-child img { transform: rotate(-3deg); }
.story-card__visual--pair div:nth-child(2) img { transform: rotate(3deg); }
.story-card__visual--pair:hover div:first-child img { transform: translateY(-7px) rotate(-5deg); }
.story-card__visual--pair:hover div:nth-child(2) img { transform: translateY(-7px) rotate(5deg); }

.story-card--upa .story-card__visual { background: radial-gradient(circle, rgba(199, 237, 230, 0.2), transparent 55%), rgba(0, 0, 0, 0.22); }
.story-card__desc { margin: 22px 0 0; color: rgba(255, 255, 255, 0.62); font-size: 14px; font-weight: 500; line-height: 1.8; }

.service {
  position: relative;
  z-index: 2;
  overflow: hidden;
  padding: clamp(100px, 11vw, 170px) 0;
  color: var(--ink);
  background: #fff;
}

.service::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -16%;
  width: 52vw;
  height: 52vw;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(41, 151, 255, 0.075), transparent 66%);
  transform: translate3d(var(--service-glow-x, 0), var(--service-glow-y, 0), 0) scale(var(--service-glow-scale, 1));
  will-change: transform;
}

.service .page-shell { position: relative; z-index: 1; }

.service__heading { max-width: 890px; }
.service .section-kicker { color: #90765f; }
.service__heading .serif { color: #0071e3; }

.service__steps { margin-top: clamp(70px, 9vw, 120px); border-top: 1px solid var(--line-dark); }
.service__steps article {
  position: relative;
  display: grid;
  grid-template-columns: 70px 70px 1fr;
  gap: 25px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line-dark);
}
.service__steps article::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, #0071e3, rgba(126, 215, 242, 0.6), rgba(126, 215, 242, 0.2), transparent);
  transform: scaleX(var(--step-line, 0));
  transform-origin: left;
  box-shadow: 0 0 8px rgba(0, 113, 227, 0.4);
  will-change: transform;
}
.service__steps article > span { color: #9d846e; font-size: 10px; }
.service__steps article > i {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--cream-soft);
  background: linear-gradient(135deg, var(--ink) 0%, #000 100%);
  font-size: 20px;
  font-weight: 600;
  font-style: normal;
  transform: rotate(var(--step-rotate, 0deg)) scale(var(--step-scale, 1));
  box-shadow: 0 12px 30px rgba(0,0,0,var(--step-shadow, 0)), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: transform 0.6s var(--ease-out), box-shadow 0.6s;
  will-change: transform, box-shadow;
}
.service__steps article > div { display: grid; grid-template-columns: minmax(160px, 0.45fr) 1fr; gap: 40px; align-items: center; }
.service__steps h3 { margin: 0; font-size: 20px; }
.service__steps p { max-width: 680px; margin: 0; color: var(--ink-soft); font-size: 14px; }

.service__quote { margin: clamp(90px, 10vw, 150px) 0 0 auto; max-width: 780px; }
.service__quote p { margin: 0; font-size: clamp(35px, 4vw, 56px); font-weight: 600; line-height: 1.23; letter-spacing: -0.045em; text-wrap: balance; }
.service__quote span { display: block; margin-top: 24px; color: #8d745e; font-size: 8px; font-weight: 600; letter-spacing: 0.17em; }

.faq {
  position: relative;
  overflow: hidden;
  padding: clamp(100px, 10vw, 150px) 0;
  color: var(--white);
  background: #101010;
}

.faq::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto 38%;
  height: 85vw;
  pointer-events: none;
  background: radial-gradient(circle, rgba(126, 215, 242, 0.075), transparent 64%);
  transform: translate3d(var(--faq-glow-x, 0), var(--faq-glow-y, 0), 0);
}

.faq__layout { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(70px, 10vw, 150px); }
.faq__intro { position: sticky; top: 120px; align-self: start; }
.faq__intro > p:last-child { max-width: 370px; margin: 28px 0 0; color: rgba(255, 255, 255, 0.55); font-size: 14px; }

.faq__list { border-top: 1px solid var(--line-light); }
.faq-item { border-bottom: 1px solid var(--line-light); --reveal-x: 34px; transition: background 0.3s; }
.faq-item:nth-child(even) { --reveal-x: -24px; }
.faq-item:hover { background: rgba(255, 255, 255, 0.02); }
.faq-item button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 26px 0;
  border: 0;
  cursor: pointer;
  text-align: left;
  background: transparent;
  font-size: 17px;
  font-weight: 500;
  transition: color 0.3s;
}
.faq-item:hover button { color: var(--aqua-bright); }
.faq-item button i {
  position: relative;
  flex: 0 0 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease-bounce);
}
.faq-item:hover button i {
  border-color: rgba(126, 215, 242, 0.5);
  background: rgba(126, 215, 242, 0.08);
}
.faq-item.is-open button i {
  border-color: var(--aqua);
  background: rgba(126, 215, 242, 0.15);
  transform: rotate(180deg);
}
.faq-item button i::before, .faq-item button i::after {
  content: "";
  position: absolute;
  left: 9px;
  right: 9px;
  top: 50%;
  height: 1px;
  background: var(--aqua);
  transition: transform 0.4s var(--ease-out), background 0.3s;
}
.faq-item button i::after { transform: rotate(90deg); }
.faq-item.is-open button i::after { transform: rotate(0); }
.faq-item.is-open button i::before { background: var(--aqua-bright); }
.faq-item > div { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.5s var(--ease-out); }
.faq-item > div p {
  min-height: 0;
  overflow: hidden;
  margin: 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
  line-height: 1.85;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity 0.4s 0.1s, transform 0.4s 0.1s;
}
.faq-item.is-open > div { grid-template-rows: 1fr; }
.faq-item.is-open > div p {
  padding: 0 50px 27px 0;
  opacity: 1;
  transform: translateY(0);
}

.contact {
  position: relative;
  min-height: 840px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: #0c0f0e;
}

.contact__media, .contact__overlay { position: absolute; inset: 0; }
.contact__media { background: url("./assets/hero-apple-road.jpg") center / cover no-repeat; transform: translate3d(0, var(--contact-bg-y, 0), 0) scale(var(--contact-bg-scale, 1.08)); will-change: transform; }
.contact__overlay { background: linear-gradient(90deg, rgba(0, 0, 0, 0.93), rgba(0, 0, 0, 0.42)), linear-gradient(0deg, rgba(0, 0, 0, 0.7), transparent 55%); }

.contact__layout { position: relative; z-index: 2; display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(70px, 10vw, 150px); align-items: center; padding: 100px 0; }
.contact__copy .serif { color: var(--aqua); }
.contact__copy > p:last-child { margin: 25px 0 0; color: rgba(255, 255, 255, 0.62); }

.contact-form {
  padding: clamp(28px, 4vw, 52px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 28px;
  background: rgba(20, 20, 20, 0.66);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.05),
    0 32px 80px rgba(0,0,0,.22),
    0 8px 32px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(32px) saturate(130%);
  transform-origin: center;
  transition: border-color 0.4s, box-shadow 0.4s;
}

.contact-form:hover {
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.08),
    0 36px 90px rgba(0,0,0,.28),
    0 12px 40px rgba(0, 0, 0, 0.2);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.contact-form > label, .contact-form fieldset {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
  padding: 0;
  border: 0;
}
.contact-form label > span, .contact-form legend {
  color: rgba(255, 255, 255, 0.62);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.3s;
}
.contact-form label:focus-within > span {
  color: var(--aqua);
}
.contact-form input, .contact-form textarea {
  width: 100%;
  padding: 14px 15px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 11px;
  outline: 0;
  color: #fff;
  background: rgba(0, 0, 0, 0.18);
  resize: vertical;
  transition: border-color 0.3s var(--ease-out), background 0.3s, box-shadow 0.3s, transform 0.2s;
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: rgba(255, 255, 255, 0.34); transition: color 0.3s; }
.contact-form input:focus, .contact-form textarea:focus {
  border-color: rgba(159, 239, 255, 0.72);
  background: rgba(0, 0, 0, 0.26);
  box-shadow: 0 0 0 4px rgba(126, 215, 242, 0.12), 0 4px 16px rgba(41, 151, 255, 0.15);
  transform: translateY(-1px);
}
.contact-form input:focus::placeholder, .contact-form textarea:focus::placeholder { color: rgba(255, 255, 255, 0.5); }

.choice-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 8px; }
.choice-row label { position: relative; }
.choice-row input { position: absolute; opacity: 0; pointer-events: none; }
.choice-row span {
  display: block;
  padding: 9px 13px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  cursor: pointer;
  color: rgba(255, 255, 255, 0.5) !important;
  transition: color 0.3s var(--ease-out), border-color 0.3s, background 0.3s, transform 0.2s, box-shadow 0.3s;
}
.choice-row span:hover {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-1px);
}
.choice-row input:checked + span {
  color: #101211 !important;
  border-color: var(--aqua);
  background: linear-gradient(135deg, var(--aqua) 0%, var(--aqua-bright) 100%);
  box-shadow: 0 4px 16px rgba(126, 215, 242, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
}
.choice-row input:checked + span:active {
  transform: translateY(0) scale(0.97);
}

.contact-form > button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 7px;
  padding: 7px 7px 7px 20px;
  border: 0;
  border-radius: 14px;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(135deg, #0071e3 0%, #0077ed 100%);
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0, 113, 227, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: background 0.3s, transform 0.2s var(--ease-out), box-shadow 0.3s;
}
.contact-form > button:hover {
  background: linear-gradient(135deg, #0077ed 0%, #0080ff 100%);
  box-shadow: 0 6px 24px rgba(0, 113, 227, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}
.contact-form > button:active { transform: translateY(0) scale(0.98); }
.contact-form > button i {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: #fff;
  background: var(--ink);
  font-style: normal;
  transition: transform 0.3s var(--ease-bounce);
}
.contact-form > button:hover i { transform: rotate(15deg) scale(1.1); }
.contact-form > small { display: block; margin-top: 11px; color: rgba(255, 255, 255, 0.38); text-align: center; font-size: 8px; }

.footer { color: var(--ink); background: #f5f5f7; }
.footer__top { display: grid; grid-template-columns: 1fr 1fr auto; gap: 70px; align-items: start; padding: 80px 0 65px; }
.wordmark--footer { color: var(--ink); }
.wordmark--footer .wordmark__mark { color: #f5f5f7; border-color: var(--ink); background: var(--ink); }
.wordmark--footer small { color: var(--ink-soft); }
.footer__top > p { margin: 0; font-size: 24px; font-weight: 600; line-height: 1.3; letter-spacing: -0.035em; }
.footer__links { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 30px; }
.footer__links a { color: var(--ink-soft); font-size: 11px; }
.footer__links a:hover { color: var(--ink); text-decoration: underline; }
.footer__bottom { min-height: 66px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; border-top: 1px solid var(--line-dark); color: #826b56; font-size: 8px; letter-spacing: 0.08em; }
.footer__bottom p:nth-child(2) { text-align: center; }
.footer__bottom button { justify-self: end; border: 0; cursor: pointer; color: inherit; background: transparent; font-size: 9px; }
.footer__top > *, .footer__bottom > * {
  opacity: var(--footer-opacity, 1);
  transform: translate3d(0, var(--footer-y, 0), 0);
  transition: transform 0.7s var(--ease), opacity 0.7s;
  will-change: transform, opacity;
}

.toast {
  position: fixed;
  z-index: 300;
  left: 50%;
  bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translate(-50%, 100px);
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: var(--ink);
  background: var(--cream-soft);
  box-shadow:
    0 18px 55px rgba(0, 0, 0, 0.28),
    0 4px 16px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  opacity: 0;
  transition: opacity 0.35s, transform 0.5s var(--ease-out);
}
.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}
.toast i {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--cream-soft);
  background: linear-gradient(135deg, #34C759 0%, #30D158 100%);
  font-size: 10px;
  font-style: normal;
  box-shadow: 0 2px 8px rgba(52, 199, 89, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.toast span { font-size: 11px; font-weight: 500; }

.reveal {
  opacity: 0;
  filter: blur(10px);
  transform: translate3d(var(--reveal-x, 0), 40px, 0) scale(0.98);
  transition: opacity 1s var(--ease-out), transform 1.1s var(--ease-out), filter 1s var(--ease-out);
  will-change: transform, opacity, filter;
}

.reveal.is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translate3d(var(--reveal-x-visible, 0), var(--scroll-y, 0), 0) scale(var(--scroll-scale, 1));
}

.service__steps article:nth-child(2) { transition-delay: 0.06s; }
.service__steps article:nth-child(3) { transition-delay: 0.12s; }
.service__steps article:nth-child(4) { transition-delay: 0.18s; }

@media (max-width: 1100px) {
  .floating-nav { padding-inline: 24px; }
  .desktop-nav { gap: 24px; }
  .hero__product { right: 2vw; width: min(42vw, 510px); }
  .hero h1 { font-size: clamp(58px, 8.2vw, 92px); }
  .story-layout { grid-template-columns: 330px minmax(0, 1fr); gap: 70px; }
  .story-card { min-height: 650px; }
  .story-card__visual { min-height: 370px; }
}

@media (max-height: 820px) and (min-width: 901px) {
  .story-aside { padding-block: 72px 48px; }
  .story-card { top: 62px; min-height: calc(100svh - 82px); padding: 30px; }
  .story-card:nth-child(2) { top: 70px; }
  .story-card:nth-child(3) { top: 78px; }
  .story-card:nth-child(4) { top: 86px; }
  .story-card__visual { min-height: min(390px, 48vh); }
}

@media (max-width: 900px) {
  :root { --shell: min(90vw, 760px); }
  .motion-rail { display: none; }
  .floating-nav {
    top: 14px;
    left: 50%;
    right: auto;
    width: 92vw;
    height: 54px;
    display: flex;
    justify-content: space-between;
    padding: 6px 7px 6px 9px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    transform: translate3d(-50%, var(--nav-y, 0), 0);
    background: rgba(20, 20, 20, 0.72);
  }
  .menu-open .floating-nav { border-radius: 27px 27px 18px 18px; }
  .floating-nav > .wordmark { margin-left: 5px; }
  .desktop-nav, .desktop-nav__cta { display: none; }
  .nav-pill { display: block; }
  .nav-toggle { width: 42px; height: 42px; color: #fff; background: rgba(255, 255, 255, 0.12); }
  .nav-toggle span { left: 12px; width: 18px; background: #fff; }
  .nav-toggle span:first-child { top: 16px; }
  .nav-toggle span:nth-child(2) { top: 26px; }
  .menu-open .nav-toggle span:first-child, .menu-open .nav-toggle span:nth-child(2) { top: 21px; }
  .nav-menu { top: 62px; left: 0; right: 0; color: var(--ink); background: rgba(255, 255, 255, 0.96); }
  .hero { min-height: 920px; }
  .hero__content { padding-bottom: 90px; }
  .hero__product { right: -6vw; bottom: 230px; width: min(65vw, 520px); opacity: 0.9; }
  .hero h1 { max-width: 730px; font-size: clamp(56px, 11vw, 88px); }
  .about__statement { grid-template-columns: 1fr; gap: 46px; }
  .about__badge { max-width: 180px; }
  .story-layout { grid-template-columns: 1fr; gap: 60px; }
  .story-aside { position: relative; top: auto; height: auto; gap: 45px; padding: 20px 0 0; }
  .story-nav { display: none; }
  .story-aside__cta { display: none; }
  .story-cards { gap: 35px; padding-bottom: 30px; }
  .story-card, .story-card:nth-child(2), .story-card:nth-child(3), .story-card:nth-child(4) {
    position: relative;
    top: auto;
    min-height: 0;
    opacity: 1;
    transform: translate3d(0, var(--card-y, 0), 0) scale(var(--card-scale, 1));
  }
  .faq__layout, .contact__layout { grid-template-columns: 1fr; gap: 65px; }
  .faq__intro { position: static; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__links { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .motion-grain { opacity: 0.02; }
  .wordmark__mark { width: 32px; height: 32px; }
  .nav-toggle { width: 41px; height: 41px; }
  .nav-toggle span { left: 12px; width: 17px; }
  .nav-toggle span:first-child { top: 15px; }
  .nav-toggle span:nth-child(2) { top: 25px; }
  .menu-open .nav-toggle span:first-child, .menu-open .nav-toggle span:nth-child(2) { top: 20px; }
  .hero { min-height: 830px; }
  .hero__media img { object-position: 67% center; }
  .hero__veil { background: linear-gradient(180deg, rgba(0, 0, 0, 0.26), rgba(0, 0, 0, 0.18) 36%, rgba(0, 0, 0, 0.77)), linear-gradient(90deg, rgba(0, 0, 0, 0.44), transparent); }
  .hero__product { right: -19vw; bottom: 238px; width: 84vw; opacity: 0.72; }
  .hero__product-note { display: none; }
  .hero__rings { inset: -4%; opacity: 0.42; }
  .hero__content { padding-bottom: 70px; }
  .hero__eyebrow { margin-bottom: 13px; font-size: 8px; }
  .hero h1 { font-size: clamp(48px, 14vw, 64px); line-height: 1; letter-spacing: -0.06em; }
  .hero h1 .serif { margin-left: 0; }
  .hero__intro { margin-top: 22px; font-size: 13px; }
  .hero__actions { align-items: stretch; }
  .hero__actions a { justify-content: center; padding-inline: 14px; font-size: 13px; }
  .hero__footer { bottom: 17px; }
  .hero__footer i { width: 35px; }
  .about { padding: 85px 0; }
  .about__intro > p { font-size: 16px; }
  .about__actions { display: grid; }
  .round-button { justify-content: flex-start; }
  .soft-divider { margin: 65px 0; }
  .about__big-copy { font-size: 29px; line-height: 1.38; }
  .about__facts { grid-template-columns: 1fr; margin-top: 75px; }
  .about__facts article, .about__facts article:first-child { padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .about__facts article:last-child { border-bottom: 0; }
  .story-layout { padding: 90px 0; }
  .story-aside h2, .service__heading h2, .faq__intro h2, .contact__copy h2 { font-size: 42px; }
  .story-card { padding: 22px; border-radius: 22px; }
  .story-card h3 { margin-top: 18px; font-size: 30px; }
  .story-card__visual { min-height: 320px; border-radius: 15px; }
  .story-card__visual--pair { min-height: 340px; grid-template-columns: 1fr; }
  .story-card__visual--pair > div { position: absolute; width: 72%; height: 72%; }
  .story-card__visual--pair > div:first-child { left: -4%; bottom: 2%; }
  .story-card__visual--pair > div:nth-child(2) { right: -6%; top: 1%; }
  .story-card__desc { font-size: 13px; }
  .service { padding: 90px 0; }
  .service__steps { margin-top: 65px; }
  .service__steps article { grid-template-columns: 38px 55px 1fr; gap: 12px; padding: 22px 0; }
  .service__steps article > i { width: 48px; height: 48px; }
  .service__steps article > div { grid-template-columns: 1fr; gap: 5px; }
  .service__steps h3 { font-size: 16px; }
  .service__steps p { font-size: 12px; }
  .service__quote { margin-top: 80px; }
  .service__quote p { font-size: 35px; }
  .faq { padding: 90px 0; }
  .faq-item button { font-size: 15px; }
  .faq-item.is-open > div p { padding-right: 0; }
  .contact { min-height: auto; }
  .contact__layout { padding: 90px 0; }
  .contact-form { padding: 24px 18px; border-radius: 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .choice-row { display: grid; grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 35px; padding: 60px 0 45px; }
  .footer__links { grid-column: auto; }
  .footer__bottom { grid-template-columns: 1fr auto; padding: 15px 0; }
  .footer__bottom p:nth-child(2) { display: none; }
  .toast { width: 90vw; justify-content: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal, .story-card, [data-hero-item] { opacity: 1; transform: none; filter: none; }
  .motion-grain, .motion-rail, .hero__rings, .hero__beam { display: none; }
  .hero__media, .hero__content, .hero__product, .product-stories__background, .contact__media, .story-aside, .story-card__visual { transform: none !important; opacity: 1 !important; filter: saturate(0.72) contrast(1.06) !important; }
  .hero__media img { animation: none; }
}