:root {
  color-scheme: light;
  --ink: oklch(18% 0.032 168);
  --ink-soft: oklch(34% 0.03 168);
  --muted: oklch(52% 0.02 150);
  --line: oklch(86% 0.018 95);
  --line-strong: oklch(75% 0.026 82);
  --paper: oklch(96.8% 0.017 91);
  --paper-deep: oklch(91.5% 0.024 88);
  --surface: oklch(98.7% 0.014 91);
  --sage: oklch(55% 0.082 178);
  --sage-deep: oklch(36% 0.07 178);
  --amber: oklch(71% 0.12 78);
  --coral: oklch(52% 0.15 24);
  --burgundy: oklch(34% 0.12 23);
  --burgundy-bright: oklch(52% 0.15 24);
  --rose-smoke: oklch(73% 0.055 20);
  --teal-pale: oklch(90% 0.036 178);
  --shadow: 0 28px 90px oklch(18% 0.032 168 / 0.18);
  --shadow-soft: 0 18px 48px oklch(18% 0.032 168 / 0.11);
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --display: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", "SimSun", serif;
  --body: "MiSans", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(115deg, oklch(73% 0.055 20 / 0.12), transparent 34%),
    linear-gradient(245deg, oklch(71% 0.12 78 / 0.12), transparent 28%),
    linear-gradient(180deg, var(--paper), oklch(95.5% 0.02 88) 46%, oklch(93.5% 0.026 126));
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

.js-ready body {
  animation: page-enter 520ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.site-shell {
  transition: opacity 220ms cubic-bezier(0.55, 0, 1, 0.45), transform 220ms cubic-bezier(0.55, 0, 1, 0.45);
}

body.is-leaving .site-shell {
  opacity: 0;
  transform: translateY(-8px);
}

.scroll-progress {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 40;
  width: 100%;
  height: 2px;
  background: var(--burgundy);
  transform: scaleX(var(--scroll-progress, 0));
  transform-origin: left center;
}

/* Grid fallback for scroll-progress in browsers without oklch support */
@supports not (color: oklch(0% 0 0)) {
  .scroll-progress { background: #7a2e2e; }
  .eyebrow { color: #7a2e2e; }
  .eyebrow::before { background: #7a2e2e; }
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(oklch(18% 0.032 168 / 0.035) 1px, transparent 1px),
    linear-gradient(90deg, oklch(18% 0.032 168 / 0.024) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, black, transparent 78%);
}

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

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

button,
input,
textarea {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -80px;
  z-index: 10;
  padding: var(--space-2) var(--space-4);
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: var(--space-4);
}

.site-shell {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid oklch(86% 0.018 95 / 0.7);
  background: oklch(96.8% 0.017 91 / 0.96);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 oklch(100% 0 0 / 0.42);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 40px));
  min-height: 72px;
  margin: 0 auto;
  gap: var(--space-5);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
}

.brand::after {
  content: "mist01.com";
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.brand-mark {
  display: grid;
  width: 32px;
  height: 32px;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
  padding: 5px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  box-shadow: 0 8px 24px oklch(18% 0.032 168 / 0.08);
}

.brand-mark span {
  border-radius: 3px;
  background: var(--sage);
}

.brand-mark span:nth-child(2) {
  background: var(--amber);
}

.brand-mark span:nth-child(3) {
  background: var(--coral);
}

.brand-mark span:nth-child(4) {
  background: var(--ink);
}

.brand-word {
  font-size: 18px;
  letter-spacing: 0;
}

.nav-links {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-indicator {
  position: absolute;
  z-index: 0;
  width: var(--nav-indicator-width, 0);
  height: 40px;
  border-radius: var(--radius-sm);
  background: oklch(88% 0.045 178 / 0.72);
  transform: translateX(var(--nav-indicator-x, 0));
  opacity: var(--nav-indicator-opacity, 0);
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1), width 260ms cubic-bezier(0.16, 1, 0.3, 1), opacity 180ms ease;
}

.nav-links a {
  position: relative;
  z-index: 1;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--ink-soft);
  font-size: 14px;
  transition: color 180ms ease, background 180ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: transparent;
  color: var(--ink);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
}

.menu-toggle svg {
  width: 20px;
  height: 20px;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.page-main {
  overflow: hidden;
}

.section {
  padding: var(--space-8) 0;
}

.section.compact {
  padding: var(--space-7) 0;
}

.section-tint {
  background: oklch(93.5% 0.024 112 / 0.62);
  border-top: 1px solid oklch(86% 0.018 95 / 0.72);
  border-bottom: 1px solid oklch(86% 0.018 95 / 0.72);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
  color: var(--burgundy);
  font-size: 13px;
  font-weight: 700;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--burgundy);
}

.hero {
  position: relative;
  min-height: 760px;
  padding: var(--space-9) 0 var(--space-8);
}

.hero-grid {
  display: block;
  position: relative;
  min-height: 600px;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  max-width: 760px;
  font-family: var(--display);
  font-size: 68px;
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: 0;
}

.hero-lead,
.page-lead {
  max-width: 650px;
  margin: var(--space-5) 0 0;
  color: var(--ink-soft);
  font-size: 20px;
  line-height: 1.9;
}

.hero-grid > .reveal:first-child {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding-top: var(--space-7);
}

.hero-actions,
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.button {
  position: relative;
  display: inline-flex;
  overflow: hidden;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-5);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
  transition: transform 220ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 220ms ease, background 220ms ease, border-color 220ms ease;
}

.button > * {
  position: relative;
  z-index: 1;
}

.button .ripple {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.18;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0);
  animation: ripple-out 560ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.button.primary {
  border-color: var(--burgundy);
  background: var(--burgundy);
  color: oklch(97% 0.012 102);
}

.button.primary:hover {
  border-color: var(--burgundy-bright);
  background: var(--burgundy-bright);
}

.button.ghost {
  background: transparent;
}

.button svg,
.text-link svg {
  width: 18px;
  height: 18px;
}

.hero-visual {
  position: absolute;
  inset: 0 0 0 auto;
  z-index: 1;
  width: min(760px, 64vw);
  min-height: 600px;
  pointer-events: auto;
  --glare-x: 68%;
  --glare-y: 18%;
  --parallax-x: 0px;
  --parallax-y: 0px;
}

.archive-image {
  position: absolute;
  inset: 0 0 24px 0;
  overflow: hidden;
  border: 1px solid oklch(82% 0.02 176 / 0.7);
  border-radius: 28px;
  box-shadow: var(--shadow);
  transform: rotate(1.2deg);
  animation: slow-drift 9s cubic-bezier(0.45, 0, 0.2, 1) infinite alternate;
  pointer-events: none;
}

.archive-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, oklch(96.8% 0.017 91 / 0.92), oklch(96.8% 0.017 91 / 0.3) 42%, transparent 72%),
    linear-gradient(135deg, oklch(34% 0.12 23 / 0.12), transparent 38%);
}

.archive-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: translate3d(var(--parallax-x), var(--parallax-y), 0) scale(1.035);
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.phone {
  position: absolute;
  right: 20px;
  bottom: 0;
  width: 270px;
  min-height: 520px;
  padding: 12px;
  border: 1px solid oklch(30% 0.036 168);
  border-radius: 34px;
  background: oklch(16% 0.028 168);
  box-shadow: 0 30px 80px oklch(18% 0.032 168 / 0.32);
  animation: phone-rise 8s cubic-bezier(0.45, 0, 0.2, 1) infinite alternate;
  cursor: pointer;
  pointer-events: auto;
}

.phone-screen {
  position: relative;
  min-height: 494px;
  overflow: hidden;
  border-radius: 24px;
  background: oklch(96% 0.018 102);
  color: var(--ink);
}

.phone-screen::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at var(--glare-x) var(--glare-y), oklch(100% 0 0 / 0.3), transparent 28%);
  opacity: 0;
  transition: opacity 220ms ease;
}

.hero-visual:hover .phone-screen::after {
  opacity: 1;
}

.phone-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-4) var(--space-3);
}

.phone-title {
  font-size: 18px;
  font-weight: 800;
}

.phone-pill {
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--teal-pale);
  color: var(--sage-deep);
  font-size: 11px;
  font-weight: 700;
}

.phone-search {
  margin: 0 var(--space-4) var(--space-4);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--muted);
  font-size: 12px;
}

.thumb-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  padding: 0 var(--space-4);
}

.thumb {
  aspect-ratio: 1;
  border-radius: var(--radius-xs);
  background:
    linear-gradient(135deg, var(--amber), var(--sage-deep));
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1), filter 260ms ease;
}

.phone:hover .thumb {
  filter: saturate(1.08);
}

.phone.is-curating .thumb {
  animation: tile-curate 680ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.phone.is-curating .thumb:nth-child(2n) {
  animation-delay: 60ms;
}

.phone.is-curating .thumb:nth-child(3n) {
  animation-delay: 120ms;
}

.thumb:nth-child(2n) {
  background: linear-gradient(135deg, var(--sage), var(--rose-smoke));
}

.thumb:nth-child(3n) {
  background: linear-gradient(135deg, oklch(82% 0.04 115), var(--burgundy));
}

.phone-list {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-4);
}

.mini-row {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: oklch(99% 0.008 102 / 0.8);
}

.mini-cover {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  background: var(--sage);
}

.mini-row strong {
  display: block;
  font-size: 12px;
}

.mini-row span {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

.mini-dot {
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: var(--burgundy-bright);
  transition: transform 220ms ease, background 220ms ease;
}

.phone.is-curating .mini-dot {
  background: var(--amber);
  transform: scale(1.45);
}

.signature-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--line);
}

.signature-strip p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.signature-strip strong {
  display: block;
  margin-bottom: var(--space-1);
  color: var(--ink);
  font-size: 18px;
}

.page-hero {
  padding: var(--space-8) 0 var(--space-5);
}

.page-hero.narrow h1 {
  max-width: 900px;
}

.flow-hero {
  padding: var(--space-6) 0 var(--space-3);
}

.archive-hero {
  padding: var(--space-6) 0 var(--space-2);
}

.archive-hero .container {
  display: block;
}

.archive-hero h1 {
  max-width: 980px;
  font-size: 56px;
}

.archive-hero .page-lead {
  margin-top: var(--space-4);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  align-items: start;
  gap: var(--space-8);
}

.section-title {
  margin: 0;
  max-width: 780px;
  font-family: var(--display);
  font-size: 44px;
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: 0;
}

.section-copy {
  max-width: 690px;
  margin: var(--space-4) 0 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.editorial-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.editorial-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-top: var(--space-5);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.strip-item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-5) var(--space-5) 0;
  border-right: 1px solid var(--line);
}

.strip-item:last-child {
  border-right: 0;
}

.strip-item span {
  color: var(--burgundy);
  font-family: var(--display);
  font-size: 28px;
  line-height: 1;
}

.strip-item h3,
.strip-item p {
  margin: 0;
}

.strip-item h3 {
  font-size: 22px;
}

.strip-item p {
  grid-column: 2;
  color: var(--ink-soft);
}

.panel {
  border-top: 1px solid var(--line);
  background: transparent;
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1), border-color 260ms ease, color 260ms ease;
}

.panel:hover {
  border-color: var(--burgundy);
  transform: translateX(6px);
}

.panel.pad {
  padding: var(--space-4) 0;
}

.panel h3,
.feature h3,
.timeline-item h3,
.faq-question,
.download-unit h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
}

.panel p,
.feature p,
.timeline-item p,
.faq-answer p,
.download-unit p {
  margin: var(--space-3) 0 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.culture-wall {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-5);
  margin-top: var(--space-5);
}

.culture-photo {
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.culture-photo img {
  transition: transform 1200ms cubic-bezier(0.16, 1, 0.3, 1), filter 400ms ease;
}

.culture-photo img {
  width: 100%;
  height: 100%;
  min-height: 460px;
  object-fit: cover;
}

.culture-photo:hover img {
  filter: saturate(1.08);
  transform: scale(1.035);
}

.quote-block {
  position: relative;
  display: flex;
  overflow: hidden;
  min-height: 460px;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-7);
  border-radius: 28px;
  background:
    linear-gradient(145deg, var(--ink), oklch(23% 0.075 24));
  color: oklch(96% 0.018 102);
}

.quote-block.image-quote {
  display: block;
  padding: 0;
  background: var(--ink);
}

.quote-block.image-quote img {
  width: 100%;
  height: 100%;
  min-height: 460px;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.06);
  transition: transform 1200ms cubic-bezier(0.16, 1, 0.3, 1), filter 400ms ease;
}

.quote-block.image-quote::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, oklch(12% 0.035 168 / 0.72), oklch(18% 0.08 24 / 0.34) 58%, transparent),
    linear-gradient(0deg, oklch(8% 0.03 168 / 0.55), transparent 46%);
}

.quote-block.image-quote figcaption {
  position: absolute;
  inset: var(--space-7);
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.quote-block.image-quote:hover img {
  filter: saturate(1.05) contrast(1.08);
  transform: scale(1.035);
}

.quote-block p {
  margin: 0;
  font-family: var(--display);
  font-size: 36px;
  line-height: 1.35;
}

.quote-block span {
  color: oklch(82% 0.085 80);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 var(--space-7);
  margin-top: var(--space-5);
  border-top: 1px solid var(--line);
}

.feature {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: var(--space-3) var(--space-4);
  min-height: 0;
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1), border-color 260ms ease, color 260ms ease;
}

.feature:hover {
  transform: translateX(8px);
  border-color: var(--burgundy);
}

.feature-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: oklch(91% 0.044 178);
  color: var(--sage-deep);
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1), background 260ms ease, color 260ms ease;
}

.feature:hover .feature-mark {
  background: var(--burgundy);
  color: var(--paper);
  transform: rotate(-4deg) scale(1.04);
}

.feature-mark svg {
  width: 20px;
  height: 20px;
}

.feature h3,
.feature p {
  grid-column: 2;
}

.feature .feature-mark {
  grid-row: 1 / span 2;
}

.flow-section {
  padding-top: var(--space-4);
}

.flow-board {
  display: grid;
  grid-template-columns: minmax(0, 1.34fr) minmax(320px, 0.66fr);
  gap: var(--space-7);
  align-items: start;
}

.flow-board .section-title {
  max-width: 620px;
  font-size: 36px;
}

.flow-board .feature-grid {
  gap: 0 var(--space-5);
  margin-top: var(--space-4);
}

.flow-board .feature {
  grid-template-columns: 38px minmax(0, 1fr);
  gap: var(--space-2) var(--space-3);
  padding: var(--space-4) 0;
}

.flow-board .feature-mark {
  width: 34px;
  height: 34px;
}

.flow-board .feature h3 {
  font-size: 18px;
}

.flow-board .feature p {
  margin-top: var(--space-1);
  font-size: 14px;
  line-height: 1.55;
}

.flow-rail {
  padding: var(--space-5) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.flow-rail h2 {
  margin: 0;
  font-family: var(--display);
  font-size: 30px;
  font-weight: 600;
  line-height: 1.2;
}

.flow-rail .workflow {
  gap: 0;
  margin-top: var(--space-4);
}

.flow-rail .workflow-step {
  grid-template-columns: 54px 1fr;
  gap: var(--space-4);
  padding: var(--space-4) 0;
}

.flow-rail .step-number {
  font-size: 30px;
}

.flow-rail .workflow-step h3 {
  font-size: 18px;
}

.flow-rail .workflow-step p {
  margin-top: var(--space-1);
  font-size: 14px;
  line-height: 1.6;
}

.workflow {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-7);
}

.workflow-step {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--space-5);
  align-items: start;
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--line);
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1), color 260ms ease;
}

.workflow-step:hover {
  transform: translateX(8px);
}

.workflow-step:last-child {
  border-bottom: 0;
}

.step-number {
  font-family: var(--display);
  color: var(--burgundy);
  font-size: 42px;
  line-height: 1;
}

.download-hero {
  display: grid;
  grid-template-columns: 1fr 370px;
  gap: var(--space-7);
  align-items: center;
}

.download-unit {
  padding: var(--space-5) 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  background: transparent;
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1), border-color 260ms ease;
}

.download-unit:hover {
  border-top-color: var(--burgundy);
  transform: translateX(6px);
}

.version-number {
  margin: var(--space-4) 0;
  font-family: var(--display);
  font-size: 56px;
  line-height: 1;
}

.qr-placeholder {
  display: grid;
  width: 164px;
  height: 164px;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  margin: var(--space-5) 0;
  padding: var(--space-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
}

.qr-placeholder span {
  border-radius: 3px;
  background: oklch(26% 0.026 176);
}

.qr-placeholder span:nth-child(3n) {
  background: transparent;
}

.release-stamp {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-5) 0;
  padding: var(--space-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
}

.release-stamp span {
  display: block;
  height: 10px;
  border-radius: 99px;
  background: oklch(84% 0.035 178);
  transform-origin: left center;
  transition: transform 380ms cubic-bezier(0.16, 1, 0.3, 1);
}

.download-unit:hover .release-stamp span {
  transform: scaleX(0.92);
}

.download-unit:hover .release-stamp span:nth-child(2) {
  transform: scaleX(1.08);
}

.download-unit:hover .release-stamp span:nth-child(3) {
  transform: scaleX(1.22);
}

.release-stamp span:nth-child(2) {
  width: 72%;
  background: oklch(78% 0.05 72);
}

.release-stamp span:nth-child(3) {
  width: 48%;
  background: oklch(74% 0.05 33);
}

.timeline {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-7);
}

.timeline-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--line);
}

.timeline-date {
  color: var(--burgundy);
  font-weight: 800;
}

.faq-list {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.faq-item {
  border-top: 1px solid var(--line);
  background: transparent;
  overflow: hidden;
  transition: border-color 220ms ease, transform 220ms cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item:hover,
.faq-item.is-open {
  border-color: var(--burgundy);
  transform: translateX(4px);
}

.faq-question {
  position: relative;
  display: block;
  width: 100%;
  cursor: pointer;
  padding: var(--space-5);
  padding-right: var(--space-8);
  border: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.faq-question::after {
  content: "+";
  position: absolute;
  right: var(--space-5);
  top: 50%;
  color: var(--burgundy);
  font-size: 22px;
  transform: translateY(-50%) rotate(0deg);
  transition: transform 220ms cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item.is-open .faq-question::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-answer p {
  overflow: hidden;
  padding: 0 var(--space-5);
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-answer p {
  padding-bottom: var(--space-5);
}

.archive-field {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  gap: var(--space-6);
  align-items: stretch;
}

.archive-section {
  padding-top: var(--space-3);
}

.archive-field-image {
  position: relative;
  overflow: hidden;
  min-height: 470px;
  margin: 0;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.archive-field-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.04);
}

.archive-field-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(0deg, oklch(10% 0.035 168 / 0.72), transparent 58%),
    linear-gradient(90deg, oklch(34% 0.12 23 / 0.48), transparent 48%);
}

.archive-field-image figcaption {
  position: absolute;
  inset: auto var(--space-6) var(--space-6);
  z-index: 1;
  color: var(--paper);
}

.archive-field-image figcaption span {
  display: block;
  margin-bottom: var(--space-3);
  color: oklch(82% 0.085 80);
  font-weight: 800;
}

.archive-field-image figcaption strong {
  display: block;
  max-width: 520px;
  font-family: var(--display);
  font-size: 42px;
  font-weight: 600;
  line-height: 1.16;
}

.archive-ledger {
  display: grid;
  align-content: stretch;
  border-top: 1px solid var(--line);
}

.archive-ledger article {
  display: grid;
  grid-template-columns: 44px 52px 120px 1fr;
  gap: var(--space-3) var(--space-4);
  align-items: center;
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--line);
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1), color 260ms ease;
}

.archive-ledger article:hover {
  transform: translateX(8px);
}

.archive-ledger span {
  color: var(--burgundy);
  font-family: var(--display);
  font-size: 32px;
}

.archive-ledger h3,
.archive-ledger p {
  margin: 0;
}

.archive-ledger h3 {
  font-family: var(--display);
  font-size: 34px;
  font-weight: 600;
}

.archive-ledger p {
  color: var(--ink-soft);
  font-size: 15px;
  grid-column: 4;
}

.ledger-icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: oklch(91% 0.044 178);
  color: var(--sage-deep);
  transition: background 260ms ease, color 260ms ease, transform 260ms cubic-bezier(0.16, 1, 0.3, 1);
}

.ledger-icon svg {
  width: 18px;
  height: 18px;
}

.archive-ledger article:hover .ledger-icon {
  background: var(--burgundy);
  color: var(--paper);
  transform: rotate(-4deg) scale(1.06);
}

.trust-line {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) auto;
  gap: var(--space-6);
  align-items: center;
}

.trust-line .section-title {
  max-width: none;
}

.trust-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: flex-end;
}

.link-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--burgundy);
  font-weight: 800;
  transition: color 180ms ease, transform 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

.text-link:hover {
  color: var(--burgundy-bright);
  transform: translateX(4px);
}

.cta-band {
  position: relative;
  overflow: hidden;
  padding: var(--space-8) 0;
  background:
    linear-gradient(115deg, oklch(52% 0.15 24 / 0.24), transparent 44%),
    linear-gradient(145deg, var(--ink), oklch(21% 0.075 25));
  color: oklch(96% 0.018 102);
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 50%, oklch(52% 0.15 24 / 0.18), transparent 68%);
  animation: cta-pulse 4s ease-in-out infinite;
}

.cta-band .container {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-6);
  align-items: center;
}

.cta-band h2 {
  margin: 0;
  font-family: var(--display);
  font-size: 44px;
  font-weight: 600;
  line-height: 1.2;
}

.cta-band p {
  max-width: 640px;
  margin: var(--space-3) 0 0;
  color: oklch(82% 0.025 130);
}

.cta-band .button.primary {
  border-color: oklch(96% 0.018 102);
  background: oklch(96% 0.018 102);
  color: var(--ink);
}

.site-footer {
  padding: var(--space-7) 0;
  background: oklch(91.5% 0.024 88);
  color: var(--ink-soft);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-6);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-links a {
  color: var(--ink-soft);
}

.site-domain {
  display: inline-flex;
  margin-top: var(--space-2);
  color: var(--burgundy);
  font-weight: 800;
}

/* Reveal system */
.js-ready .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 800ms cubic-bezier(0.16, 1, 0.3, 1), transform 800ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal:nth-child(2) {
  transition-delay: 90ms;
}

.reveal:nth-child(3) {
  transition-delay: 150ms;
}

/* Stagger: used inside .signature-strip */
.js-ready .reveal-stagger {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1), transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-stagger.is-visible:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.is-visible:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.is-visible:nth-child(4) { transition-delay: 240ms; }

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

/* culture.html note section */
.culture-note {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-7);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line);
}

.culture-note p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.9;
}

@keyframes slow-drift {
  from {
    transform: translate3d(0, 0, 0) rotate(1.2deg) scale(1);
  }

  to {
    transform: translate3d(-10px, 8px, 0) rotate(0.4deg) scale(1.015);
  }
}

@keyframes phone-rise {
  from {
    transform: translate3d(0, 0, 0);
  }

  to {
    transform: translate3d(0, -14px, 0);
  }
}

@keyframes page-enter {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ripple-out {
  to {
    opacity: 0;
    transform: translate(-50%, -50%) scale(18);
  }
}

@keyframes tile-curate {
  0% {
    transform: translateY(0) scale(1);
  }

  44% {
    transform: translateY(-5px) scale(1.04);
  }

  100% {
    transform: translateY(0) scale(1);
  }
}

@keyframes cta-pulse {
  0%, 100% {
    opacity: 0.6;
    transform: scale(1);
  }

  50% {
    opacity: 1;
    transform: scale(1.08);
  }
}

@keyframes faq-open {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 980px) {
  .nav {
    min-height: 64px;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .nav-links {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 72px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-3);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-soft);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 220ms ease, transform 220ms cubic-bezier(0.16, 1, 0.3, 1);
  }

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

  .nav-indicator {
    display: none;
  }

  .nav-links a {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
  }

  .nav-links.is-open a:hover {
    background: oklch(88% 0.045 178 / 0.72);
    color: var(--ink);
  }

  .nav-actions {
    display: none;
  }

  .hero-grid,
  .two-column,
  .culture-wall,
  .flow-board,
  .download-hero,
  .cta-band .container {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    min-height: 820px;
  }

  .hero-grid > .reveal:first-child {
    max-width: 720px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 48px;
  }

  .hero-visual {
    inset: auto 0 0 0;
    width: 100%;
    min-height: 520px;
  }

  .archive-image {
    inset: 0 0 40px;
  }

  .phone {
    right: 8px;
    width: 230px;
    min-height: 440px;
  }

  .phone-screen {
    min-height: 414px;
  }

  .signature-strip,
  .editorial-grid,
  .feature-grid,
  .data-principles,
  .editorial-strip,
  .archive-field,
  .trust-line {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .archive-field {
    grid-template-columns: 1fr;
  }

  .trust-line {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
}

@media (max-width: 680px) {
  .container,
  .nav {
    width: min(100% - 28px, 1180px);
  }

  .section,
  .page-hero,
  .hero {
    padding: var(--space-7) 0;
  }

  .archive-hero {
    padding: var(--space-6) 0 var(--space-3);
  }

  .flow-hero {
    padding: var(--space-5) 0 var(--space-2);
  }

  .flow-board .section-title {
    font-size: 30px;
  }

  .flow-board .feature {
    padding: var(--space-3) 0;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 38px;
  }

  .section-title,
  .cta-band h2 {
    font-size: 32px;
  }

  .hero-lead,
  .page-lead {
    font-size: 17px;
  }

  .signature-strip,
  .editorial-grid,
  .feature-grid,
  .data-principles,
  .editorial-strip {
    grid-template-columns: 1fr;
  }

  .strip-item {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .strip-item:last-child {
    border-bottom: 0;
  }

  .archive-field-image {
    min-height: 360px;
  }

  .archive-field-image figcaption strong {
    font-size: 31px;
  }

  .archive-ledger article {
    grid-template-columns: 38px 44px 1fr;
    gap: var(--space-2) var(--space-3);
  }

  .archive-ledger p {
    grid-column: 3;
  }

  .archive-ledger h3 {
    font-size: 28px;
  }

  .hero-grid {
    min-height: auto;
  }

  .hero-grid > .reveal:first-child {
    padding-top: var(--space-5);
  }

  .hero-visual {
    position: relative;
    inset: auto;
    width: 100%;
    min-height: 380px;
    margin-top: var(--space-6);
  }

  .archive-image {
    position: relative;
    inset: auto;
    height: 360px;
    border-radius: 20px;
    transform: rotate(0.5deg);
  }

  .phone {
    display: none;
  }

  .thumb-grid {
    gap: 6px;
  }

  .quote-block,
  .culture-photo img {
    min-height: 360px;
  }

  .quote-block {
    padding: var(--space-6);
  }

  .quote-block p {
    font-size: 28px;
  }

  .workflow-step {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .flow-rail .workflow-step {
    grid-template-columns: 44px 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .culture-note {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
}