/* ============================================================
   maai — landing page
   "間 (ma)" として時間と余白を主役にしたデザイン
   ============================================================ */

/* --- design tokens ------------------------------------------------------- */
:root {
  /* paper / ink palette */
  --washi-50:  #FBF8F2;
  --washi-100: #F4EFE5;
  --washi-200: #EAE3D5;
  --washi-300: #DCD3BD;
  --washi-400: #C9BFA8;

  --ink-900: #0E0E0A;
  --ink-800: #1A1A1C;
  --ink-700: #2B2B2E;
  --ink-600: #3F3F42;
  --ink-500: #5A5A5E;
  --ink-400: #7A7A80;
  --ink-300: #A2A2A8;

  /* japanese accents */
  --ai:        #1F3A5F;        /* 藍 indigo  - depth */
  --ai-soft:   #2D4F7C;
  --beni:      #C73E3A;        /* 紅 vermillion - emphasis (sparingly) */
  --beni-soft: #D9645F;
  --sumi:      #14140F;        /* 墨 ink wash */
  --kinari:    #E9DDC1;        /* 生成 unbleached */

  --bg:        var(--washi-100);
  --bg-soft:   var(--washi-50);
  --surface:   #FFFFFF;
  --surface-2: var(--washi-200);
  --fg:        var(--ink-800);
  --fg-soft:   var(--ink-500);
  --fg-muted:  var(--ink-400);
  --border:    rgba(26, 26, 28, 0.10);
  --border-strong: rgba(26, 26, 28, 0.22);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 22px;
  --radius-xl: 36px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(20,20,15,0.05), 0 1px 3px rgba(20,20,15,0.04);
  --shadow-md: 0 8px 22px rgba(20,20,15,0.08), 0 2px 6px rgba(20,20,15,0.04);
  --shadow-lg: 0 32px 56px rgba(20,20,15,0.14), 0 12px 22px rgba(20,20,15,0.07);
  --shadow-glow: 0 24px 60px -12px rgba(20,20,15,0.25);

  --container: 1180px;
  --gutter: clamp(20px, 4vw, 48px);

  /* fonts */
  --font-sans: "Inter", "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-jp-display: "Shippori Mincho", "Noto Serif JP", "ヒラギノ明朝 ProN", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --font-jp-sans:    "Noto Sans JP", "ヒラギノ角ゴシック ProN", "Hiragino Sans", system-ui, sans-serif;
  --font-en-display: "Fraunces", "Instrument Serif", "Noto Serif", Georgia, serif;
  --font-ko-display: "Noto Serif KR", "Nanum Myeongjo", "Apple SD Gothic Neo", serif;
  --font-zh-sc-display: "Noto Serif SC", "Songti SC", serif;
  --font-zh-tc-display: "Noto Serif TC", "Songti TC", serif;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-1: 220ms;
  --dur-2: 380ms;
  --dur-3: 700ms;
  --dur-slow: 2400ms;
}

/* per-locale display font assignment */
html[lang="ja"]      { --font-display: var(--font-jp-display); }
html[lang="en"]      { --font-display: var(--font-en-display); }
html[lang="ko"]      { --font-display: var(--font-ko-display); }
html[lang="zh-Hans"] { --font-display: var(--font-zh-sc-display); }
html[lang="zh-Hant"] { --font-display: var(--font-zh-tc-display); }

@media (prefers-color-scheme: dark) {
  :root {
    --bg:        #0B0A07;
    --bg-soft:   #100F0B;
    --surface:   #16140F;
    --surface-2: #1D1B15;
    --fg:        var(--washi-100);
    --fg-soft:   #C7C0AF;
    --fg-muted:  #807A6A;
    --border:    rgba(244, 239, 229, 0.10);
    --border-strong: rgba(244, 239, 229, 0.22);
    --kinari:    #2A261B;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.35);
    --shadow-md: 0 6px 18px rgba(0,0,0,0.45);
    --shadow-lg: 0 24px 48px rgba(0,0,0,0.55);
  }
}

/* --- reset / base -------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
  font-feature-settings: "ss01", "cv11", "kern", "palt";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  text-wrap: pretty;
  /* washi paper texture (very subtle SVG noise) */
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='280' height='280'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.08  0 0 0 0 0.08  0 0 0 0 0.06  0 0 0 0.04 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ----- CJK 自動改行ルール (kinsoku shori + 句単位改行) ----- */
html[lang="ja"] p, html[lang="ja"] li, html[lang="ja"] .lead, html[lang="ja"] summary,
html[lang="ko"] p, html[lang="ko"] li, html[lang="ko"] .lead, html[lang="ko"] summary,
html[lang^="zh"] p, html[lang^="zh"] li, html[lang^="zh"] .lead, html[lang^="zh"] summary {
  line-break: strict;
  word-break: normal;
  overflow-wrap: break-word;
}
html[lang="ja"] h1, html[lang="ja"] h2, html[lang="ja"] h3,
html[lang="ko"] h1, html[lang="ko"] h2, html[lang="ko"] h3,
html[lang^="zh"] h1, html[lang^="zh"] h2, html[lang^="zh"] h3,
html[lang="ja"] .display, html[lang="ko"] .display, html[lang^="zh"] .display,
html[lang="ja"] .manifesto-quote, html[lang="ko"] .manifesto-quote, html[lang^="zh"] .manifesto-quote {
  line-break: strict;
  word-break: keep-all;
  text-wrap: balance;
}
@supports (word-break: auto-phrase) {
  html[lang="ja"] p, html[lang="ja"] li, html[lang="ja"] .lead,
  html[lang="ko"] p, html[lang="ko"] li, html[lang="ko"] .lead,
  html[lang^="zh"] p, html[lang^="zh"] li, html[lang^="zh"] .lead {
    word-break: auto-phrase;
  }
}
/* utility: 改行禁止スパン (固有名詞・複合語の保護) */
.nowrap { white-space: nowrap; }

img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--dur-1) var(--ease), opacity var(--dur-1) var(--ease); }
a:hover { color: var(--ai); }
button { font: inherit; color: inherit; cursor: pointer; }

::selection { background: var(--ink-800); color: var(--washi-100); }
@media (prefers-color-scheme: dark) {
  ::selection { background: var(--washi-100); color: var(--ink-800); }
}

:focus-visible {
  outline: 2px solid var(--ai);
  outline-offset: 3px;
  border-radius: 4px;
}

/* --- layout primitives --------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding-inline: var(--gutter); position: relative; }
.container-wide { max-width: 1340px; }
.container-fluid { max-width: none; padding-inline: var(--gutter); }
.section { padding-block: clamp(72px, 11vw, 160px); position: relative; }

/* --- typography ---------------------------------------------------------- */
.display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--fg);
}
html[lang="ja"] .display,
html[lang="ko"] .display,
html[lang^="zh"] .display {
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.18;
}
.display-1 { font-size: clamp(54px, 9vw, 132px); }
.display-2 { font-size: clamp(40px, 6.4vw, 92px); }
.display-3 { font-size: clamp(30px, 4.4vw, 60px); }

h1, h2, h3, h4 { color: var(--fg); margin: 0 0 0.5em; line-height: 1.2; letter-spacing: -0.01em; font-weight: 600; font-family: var(--font-display); }
h1 { font-size: clamp(38px, 5.2vw, 72px); line-height: 1.08; letter-spacing: -0.02em; }
h2 { font-size: clamp(32px, 4.4vw, 56px); }
h3 { font-size: clamp(22px, 2.4vw, 30px); }
p  { margin: 0 0 1em; color: var(--fg-soft); max-width: 60ch; font-family: var(--font-sans); }
.lead { font-size: clamp(18px, 1.6vw, 21px); color: var(--fg-soft); line-height: 1.6; max-width: 36em; }
.subtle { color: var(--fg-muted); }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin: 0 0 18px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ai);
  flex: 0 0 auto;
}

/* vertical Japanese eyebrow */
.eyebrow-vert {
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.45em;
  color: var(--fg-muted);
  position: absolute;
  left: 0; top: 0;
}

/* --- top nav ------------------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-2) var(--ease), background var(--dur-2) var(--ease);
}
.nav.is-stuck {
  border-bottom-color: var(--border);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
}
.nav-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }

.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 600; letter-spacing: -0.01em; }
.brand-mark { width: 30px; height: 30px; border-radius: 7px; box-shadow: var(--shadow-sm); flex: 0 0 auto; }
.brand-name { font-family: var(--font-display); font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }

.nav-links { display: none; gap: 32px; align-items: center; }
.nav-links a { color: var(--fg-soft); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--fg); }
.nav-cta { display: inline-flex; align-items: center; gap: 16px; }

@media (min-width: 920px) { .nav-links { display: inline-flex; } }

.lang-wrap { position: relative; display: inline-block; }
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--fg-soft);
  cursor: pointer;
  transition: border-color var(--dur-1) var(--ease), color var(--dur-1) var(--ease), background var(--dur-1) var(--ease);
}
.lang-switch:hover { color: var(--fg); border-color: var(--border-strong); background: color-mix(in srgb, var(--washi-200) 60%, transparent); }
.lang-switch svg { width: 13px; height: 13px; }
.lang-menu {
  position: absolute; top: calc(100% + 8px); right: 0;
  min-width: 180px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 6px;
  display: none;
}
.lang-menu.is-open { display: block; }
.lang-menu a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 9px 14px; border-radius: 8px; font-size: 14px; color: var(--fg);
}
.lang-menu a:hover { background: var(--washi-100); color: var(--fg); }
@media (prefers-color-scheme: dark) { .lang-menu a:hover { background: var(--surface-2); } }
.lang-menu a[aria-current="true"] { color: var(--ai); }
.lang-menu a small { color: var(--fg-muted); font-size: 11px; letter-spacing: 0.1em; }

/* --- buttons ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px;
  font-size: 15px; font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  cursor: pointer; user-select: none;
  transition: background var(--dur-1) var(--ease), color var(--dur-1) var(--ease),
              border-color var(--dur-1) var(--ease), transform var(--dur-2) var(--ease),
              box-shadow var(--dur-2) var(--ease);
  white-space: nowrap;
  line-height: 1;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink-800); color: var(--washi-100); }
.btn-primary:hover { background: var(--ink-900); color: var(--washi-100); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--fg); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--surface); color: var(--fg); border-color: var(--fg); }
@media (prefers-color-scheme: dark) {
  .btn-primary { background: var(--washi-100); color: var(--ink-800); }
  .btn-primary:hover { background: var(--washi-50); color: var(--ink-800); }
  .btn-ghost:hover { background: var(--surface-2); }
}

.appstore-badge {
  display: inline-flex; align-items: center; gap: 14px;
  padding: 12px 22px;
  background: var(--ink-900);
  color: var(--washi-50);
  border-radius: 14px;
  border: 1px solid var(--ink-700);
  transition: transform var(--dur-2) var(--ease), background var(--dur-1) var(--ease), box-shadow var(--dur-2) var(--ease);
  position: relative;
  overflow: hidden;
}
.appstore-badge:hover { background: var(--ink-800); color: var(--washi-50); transform: translateY(-1px); box-shadow: var(--shadow-glow); }
.appstore-badge svg { width: 30px; height: 30px; flex: 0 0 auto; }
.appstore-badge .as-small { display: block; font-size: 11px; line-height: 1.1; opacity: 0.75; letter-spacing: 0.06em; text-transform: uppercase; }
.appstore-badge .as-big { display: block; font-size: 19px; font-weight: 600; line-height: 1.1; letter-spacing: -0.01em; }
@media (prefers-color-scheme: dark) {
  .appstore-badge { background: var(--washi-100); color: var(--ink-800); border-color: var(--washi-200); }
  .appstore-badge:hover { background: var(--washi-50); color: var(--ink-800); }
}

/* --- HERO ---------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  padding-block: clamp(120px, 12vw, 180px) clamp(60px, 8vw, 100px);
  overflow: hidden;
  isolation: isolate;
}

/* massive 間 watermark behind everything */
.hero-watermark {
  position: absolute;
  top: 48%; left: 56%;
  transform: translate(-50%, -50%);
  font-family: var(--font-jp-display);
  font-size: clamp(440px, 78vw, 1180px);
  line-height: 0.85;
  font-weight: 500;
  color: var(--ink-800);
  opacity: 0.07;
  user-select: none;
  pointer-events: none;
  z-index: 0;
  letter-spacing: -0.06em;
}
@media (prefers-color-scheme: dark) {
  .hero-watermark { color: var(--washi-100); opacity: 0.09; }
}

/* dot grid drifting in hero bg */
.hero-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at center, var(--ink-800) 1.2px, transparent 1.4px);
  background-size: 28px 28px;
  background-position: 14px 14px;
  opacity: 0.05;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}

.hero-grid {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
@media (min-width: 980px) { .hero-grid { grid-template-columns: 8fr 4.4fr; gap: clamp(40px, 5vw, 80px); align-items: center; } }

.hero-text { position: relative; padding-left: clamp(0px, 4vw, 40px); }
.hero-text .eyebrow-vert { display: none; }
@media (min-width: 980px) {
  .hero-text { padding-left: 56px; }
  .hero-text .eyebrow-vert { display: block; }
}

.hero h1 { margin-bottom: 28px; font-family: var(--font-display); font-weight: 700; letter-spacing: -0.015em; }
html[lang="ja"] .hero h1, html[lang="ko"] .hero h1, html[lang^="zh"] .hero h1 { letter-spacing: 0.005em; line-height: 1.18; }
.hero h1 .accent { color: var(--beni); font-style: normal; }
.hero h1 .ink-heavy { font-weight: 700; }

.hero .lead { margin-bottom: 36px; font-family: var(--font-sans); }

.hero-cta { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.hero-meta {
  margin-top: 36px;
  display: flex; flex-wrap: wrap; gap: 0;
  color: var(--fg-muted); font-size: 12px; letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-sans); font-weight: 500;
}
.hero-meta > span { padding: 0 14px; border-right: 1px solid var(--border); }
.hero-meta > span:first-child { padding-left: 0; }
.hero-meta > span:last-child { border-right: none; }

/* live ticker */
.hero-ticker {
  margin-top: 28px;
  display: inline-flex; align-items: center; gap: 12px;
  padding: 10px 18px;
  background: color-mix(in srgb, var(--washi-200) 70%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--fg-soft);
  font-feature-settings: "tnum";
}
.hero-ticker .pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--beni);
  animation: pulse 2.4s var(--ease) infinite;
  flex: 0 0 auto;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.4); opacity: 1; }
}

/* phone visual */
.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; }
.phone {
  position: relative;
  width: min(100%, 360px);
  aspect-ratio: 360 / 740;
  background: var(--ink-900);
  border-radius: 52px;
  padding: 12px;
  box-shadow:
    inset 0 0 0 1.5px rgba(255,255,255,0.08),
    0 40px 80px -20px rgba(20,20,15,0.40),
    0 16px 32px -8px rgba(20,20,15,0.18);
  isolation: isolate;
  transform: rotate(-2.5deg);
  transition: transform 800ms var(--ease-out);
}
.hero:hover .phone { transform: rotate(-1.2deg) translateY(-4px); }
@media (prefers-reduced-motion: reduce) { .phone { transform: none; } .hero:hover .phone { transform: none; } }

.phone::before {
  content: "";
  position: absolute; top: 18px; left: 50%; transform: translateX(-50%);
  width: 110px; height: 32px;
  background: #000;
  border-radius: 999px;
  z-index: 3;
}
.phone-screen {
  position: relative;
  width: 100%; height: 100%;
  border-radius: 42px;
  overflow: hidden;
  background: var(--washi-100);
}
.phone-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }

/* floating dots constellation around phone */
.phone-orbit {
  position: absolute;
  inset: -8% -10% -8% -10%;
  pointer-events: none;
  z-index: -1;
}
.phone-orbit .dot {
  position: absolute;
  background: var(--ink-800);
  border-radius: 50%;
  opacity: 0.22;
}
.phone-orbit .dot.is-accent { background: var(--ai); opacity: 0.45; }
.phone-orbit .dot.is-coral  { background: var(--beni); opacity: 0.55; }

/* --- "ma" full-bleed manifesto section ----------------------------------- */
.manifesto {
  position: relative;
  padding-block: clamp(100px, 14vw, 200px);
  overflow: hidden;
  background: var(--bg);
}
.manifesto::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, var(--ink-800) 1.5px, transparent 1.7px);
  background-size: 36px 36px;
  background-position: 18px 18px;
  opacity: 0.08;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 40%, transparent 90%);
}
.manifesto-quote {
  position: relative;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: clamp(36px, 5.6vw, 80px);
  line-height: 1.32;
  color: var(--fg);
  max-width: 22ch;
  margin: 0 auto;
  text-align: center;
}
html[lang="ja"] .manifesto-quote, html[lang="ko"] .manifesto-quote, html[lang^="zh"] .manifesto-quote {
  letter-spacing: 0.01em;
  line-height: 1.5;
}
.manifesto-quote .accent { color: var(--beni); font-style: normal; }
.manifesto-quote .small  { display: block; font-size: 0.42em; color: var(--fg-muted); margin-top: 0.8em; letter-spacing: 0.18em; text-transform: uppercase; font-family: var(--font-sans); font-weight: 500; }

/* --- moments (3 大セクション) -------------------------------------------- */
.moment {
  position: relative;
  padding-block: clamp(96px, 12vw, 180px);
  overflow: hidden;
}
.moment-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
@media (min-width: 880px) {
  .moment-grid { grid-template-columns: 6fr 5fr; gap: clamp(48px, 6vw, 96px); }
  .moment-grid.flip { grid-template-columns: 5fr 6fr; }
  .moment-grid.flip > .moment-text { order: 2; }
}

.moment-num {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.4em;
  font-feature-settings: "tnum";
  color: var(--fg-muted);
  margin-bottom: 24px;
  display: inline-flex; align-items: center; gap: 12px;
}
.moment-num::after {
  content: ""; flex: 0 0 56px; height: 1px; background: var(--border-strong);
}

.moment h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 4.4vw, 64px);
  line-height: 1.1;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
html[lang="ja"] .moment h2, html[lang="ko"] .moment h2, html[lang^="zh"] .moment h2 {
  letter-spacing: 0.005em;
  line-height: 1.22;
}
.moment h2 .accent { color: var(--beni); font-style: normal; }
.moment h2 .ai     { color: var(--ai); font-style: normal; }

.moment p { font-size: 17px; max-width: 38ch; }

.moment-bullets { padding: 0; margin: 32px 0 0; list-style: none; }
.moment-bullets li {
  padding-left: 28px; position: relative; color: var(--fg-soft);
  margin-bottom: 12px; font-size: 16px;
  font-family: var(--font-sans);
}
.moment-bullets li::before {
  content: ""; position: absolute; left: 0; top: 0.65em;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--ink-800);
  opacity: 0.7;
}

/* moment visuals */
.moment-visual {
  position: relative;
  display: flex; justify-content: center; align-items: center;
}
.moment-visual .frame {
  position: relative;
  background: linear-gradient(155deg, var(--washi-200), var(--washi-100));
  padding: clamp(28px, 5vw, 56px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  display: grid; place-items: center;
  width: 100%;
  max-width: 540px;
}
@media (prefers-color-scheme: dark) {
  .moment-visual .frame { background: linear-gradient(155deg, var(--surface-2), var(--surface)); }
}
.moment-visual .frame img { max-width: 280px; border-radius: 28px; box-shadow: var(--shadow-md); }
.moment-visual .frame.tilt-l { transform: rotate(-1.5deg); }
.moment-visual .frame.tilt-r { transform: rotate(1.5deg); }

/* moment background variants */
.moment.bg-cream     { background: var(--washi-100); }
.moment.bg-washi     { background: linear-gradient(180deg, var(--washi-100), var(--washi-200)); }
.moment.bg-ai {
  background: linear-gradient(180deg, var(--washi-100) 0%, var(--washi-100) 25%, var(--ai) 25%, var(--ai) 100%);
  color: var(--washi-50);
}
.moment.bg-ai h2, .moment.bg-ai .moment-num, .moment.bg-ai p, .moment.bg-ai .moment-bullets li,
.moment.bg-ai .eyebrow { color: var(--washi-100); }
.moment.bg-ai .eyebrow::before { background: var(--beni); }
.moment.bg-ai .moment-bullets li::before { background: var(--washi-100); opacity: 0.7; }
.moment.bg-ai .moment-num::after { background: rgba(244,239,229,0.3); }
.moment.bg-ai .moment-visual .frame {
  background: linear-gradient(155deg, rgba(244,239,229,0.10), rgba(244,239,229,0.04));
  border-color: rgba(244,239,229,0.18);
}

.moment.bg-sumi {
  background: var(--ink-900);
  color: var(--washi-100);
}
.moment.bg-sumi h2, .moment.bg-sumi p, .moment.bg-sumi .moment-bullets li, .moment.bg-sumi .eyebrow,
.moment.bg-sumi .moment-num { color: var(--washi-100); }
.moment.bg-sumi p, .moment.bg-sumi .moment-bullets li { color: rgba(244,239,229,0.78); }
.moment.bg-sumi .eyebrow::before { background: var(--beni); }
.moment.bg-sumi .moment-bullets li::before { background: var(--washi-100); opacity: 0.7; }
.moment.bg-sumi .moment-num::after { background: rgba(244,239,229,0.3); }
.moment.bg-sumi .moment-visual .frame {
  background: linear-gradient(155deg, #1F1D17, #16140F);
  border-color: rgba(244,239,229,0.10);
}

/* --- timeline (intervals visual) ----------------------------------------- */
.intervals {
  padding-block: clamp(80px, 11vw, 160px);
  overflow: hidden;
}
.intervals-head { text-align: center; max-width: 720px; margin: 0 auto clamp(48px, 6vw, 80px); }
.intervals-head h2 { font-family: var(--font-display); font-size: clamp(32px, 4.4vw, 60px); line-height: 1.15; margin-bottom: 16px; }
.intervals-head h2 .accent { color: var(--beni); font-style: normal; }

.interval-list {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding-left: 32px;
}
.interval-list::before {
  content: ""; position: absolute; top: 8px; bottom: 8px; left: 7px; width: 1px;
  background: linear-gradient(180deg, transparent, var(--border-strong) 12%, var(--border-strong) 88%, transparent);
}
.interval {
  position: relative;
  padding: 20px 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: baseline;
}
.interval + .interval { border-top: 1px solid var(--border); }
.interval::before {
  content: "";
  position: absolute; left: -32px; top: 32px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--ink-800);
}
.interval.is-recent::before { background: var(--beni); border-color: var(--beni); }
.interval.is-medium::before { background: var(--ai); border-color: var(--ai); }
.interval-icon {
  width: 26px; height: 26px;
  display: inline-grid; place-items: center;
  margin-right: 10px;
  vertical-align: middle;
}
.interval-name {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
  display: inline-block;
}
.interval-detail {
  display: block;
  margin-top: 4px;
  color: var(--fg-muted); font-size: 13px;
  font-family: var(--font-sans);
}
.interval-time {
  font-family: var(--font-display);
  font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 600;
  color: var(--fg);
  font-feature-settings: "tnum";
  letter-spacing: -0.01em;
}

/* --- pricing (haiku-minimal) --------------------------------------------- */
.pricing-section {
  padding-block: clamp(96px, 13vw, 180px);
}
.pricing-head { text-align: center; max-width: 640px; margin: 0 auto 64px; }
.pricing-head h2 { font-family: var(--font-display); font-size: clamp(32px, 4.4vw, 60px); margin-bottom: 14px; }
.pricing {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 980px;
  margin: 0 auto;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg);
}
@media (min-width: 720px) { .pricing { grid-template-columns: 1fr 1fr; } }

.plan {
  padding: clamp(36px, 5vw, 56px) clamp(28px, 4vw, 48px);
  display: flex; flex-direction: column;
  gap: 18px;
  position: relative;
}
.plan + .plan { border-top: 1px solid var(--border-strong); }
@media (min-width: 720px) {
  .plan + .plan { border-top: none; border-left: 1px solid var(--border-strong); }
}
.plan.is-pro { background: var(--ink-900); color: var(--washi-50); }
.plan.is-pro h3, .plan.is-pro .plan-tag, .plan.is-pro .plan-num,
.plan.is-pro li, .plan.is-pro .plan-yearly { color: var(--washi-100); }
.plan.is-pro li { color: rgba(244,239,229,0.84); }
.plan.is-pro .plan-yearly { color: rgba(244,239,229,0.6); }
.plan.is-pro li::before { background: var(--washi-100); }

.plan-tag {
  font-family: var(--font-sans);
  font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--fg-muted);
  font-weight: 600;
}
.plan h3 { font-family: var(--font-display); font-size: 24px; font-weight: 600; margin: 0; }

.plan-num {
  font-family: var(--font-display);
  font-size: clamp(80px, 11vw, 144px);
  font-weight: 600;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--fg);
  margin: 12px 0 8px;
  font-feature-settings: "tnum";
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}
.plan-num small { font-size: 14px; color: var(--fg-muted); font-weight: 500; letter-spacing: 0.02em; vertical-align: baseline; font-family: var(--font-sans); flex: 1 1 auto; line-height: 1.4; }
.plan.is-pro .plan-num small { color: rgba(244,239,229,0.6); }

.plan-yearly { font-size: 13px; color: var(--fg-muted); font-family: var(--font-sans); }

.plan ul { list-style: none; padding: 0; margin: 8px 0 16px; display: flex; flex-direction: column; gap: 10px; }
.plan li { color: var(--fg-soft); font-size: 15px; padding-left: 22px; position: relative; font-family: var(--font-sans); }
.plan li::before {
  content: ""; position: absolute; left: 0; top: 0.6em;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--ink-800);
  opacity: 0.75;
}

.plan .btn { align-self: flex-start; margin-top: 8px; }

/* --- FAQ as journal ----------------------------------------------------- */
.faq-section {
  padding-block: clamp(96px, 13vw, 180px);
  position: relative;
}
.faq-head { text-align: center; max-width: 640px; margin: 0 auto 64px; }
.faq-head h2 { font-family: var(--font-display); font-size: clamp(32px, 4.4vw, 60px); }
.faq {
  max-width: 800px; margin: 0 auto;
}
.faq details {
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
}
.faq details:first-child { border-top: 1px solid var(--border); }
.faq summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(18px, 2vw, 22px);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  color: var(--fg);
  letter-spacing: -0.005em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 1.5px solid var(--ink-800);
  background-image:
    linear-gradient(var(--ink-800), var(--ink-800)),
    linear-gradient(var(--ink-800), var(--ink-800));
  background-size: 10px 1.5px, 1.5px 10px;
  background-position: center, center;
  background-repeat: no-repeat;
  flex: 0 0 auto;
  transition: transform var(--dur-2) var(--ease);
}
.faq details[open] summary::after { background-size: 10px 1.5px, 0 0; transform: rotate(180deg); }
.faq details p { margin-top: 16px; font-size: 16px; max-width: 60ch; line-height: 1.7; }

/* --- final CTA (sumi wash) ----------------------------------------------- */
.cta-section {
  padding-block: clamp(96px, 14vw, 200px);
  background: var(--ink-900);
  color: var(--washi-100);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "間";
  position: absolute;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-family: var(--font-jp-display);
  font-size: clamp(360px, 60vw, 800px);
  color: var(--washi-100);
  opacity: 0.04;
  pointer-events: none;
  user-select: none;
  line-height: 0.9;
  z-index: 0;
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section .eyebrow { color: rgba(244,239,229,0.6); }
.cta-section .eyebrow::before { background: var(--beni); }
.cta-section h2 {
  font-family: var(--font-display);
  font-size: clamp(40px, 6.4vw, 92px);
  color: var(--washi-50);
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
html[lang="ja"] .cta-section h2, html[lang="ko"] .cta-section h2, html[lang^="zh"] .cta-section h2 {
  letter-spacing: 0.01em; line-height: 1.2;
}
.cta-section p {
  color: rgba(244,239,229,0.78); margin: 0 auto 36px; max-width: 36em;
  font-size: clamp(16px, 1.6vw, 19px);
}

/* --- footer -------------------------------------------------------------- */
.footer { padding-block: 64px 48px; border-top: 1px solid var(--border); margin-top: 0; }
.footer-grid {
  display: grid; gap: 40px; grid-template-columns: 1fr;
}
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; } }
.footer h4 { font-family: var(--font-sans); font-size: 11px; text-transform: uppercase; letter-spacing: 0.18em; color: var(--fg-muted); margin-bottom: 16px; font-weight: 600; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer a { font-size: 14px; color: var(--fg-soft); }
.footer a:hover { color: var(--fg); }
.footer .brand { margin-bottom: 16px; }
.footer .copy { color: var(--fg-muted); font-size: 12px; margin-top: 36px; letter-spacing: 0.02em; }

/* --- sticky right side: section progress --------------------------------- */
.section-dots {
  position: fixed;
  right: 24px; top: 50%;
  transform: translateY(-50%);
  z-index: 30;
  display: none;
  flex-direction: column;
  gap: 14px;
  padding: 14px 8px;
}
@media (min-width: 980px) { .section-dots { display: flex; } }
.section-dots a {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--border-strong);
  transition: background var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
  position: relative;
}
.section-dots a:hover { background: var(--fg); transform: scale(1.3); }
.section-dots a.is-active {
  background: var(--beni);
  transform: scale(1.55);
}
.section-dots a span {
  position: absolute;
  right: 24px; top: 50%; transform: translateY(-50%);
  white-space: nowrap;
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
  opacity: 0; pointer-events: none;
  transition: opacity var(--dur-1) var(--ease);
}
.section-dots a:hover span,
.section-dots a.is-active span { opacity: 1; }

/* --- on-scroll fade-in --------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-stagger > * { opacity: 0; transform: translateY(14px); transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out); }
.reveal-stagger.is-visible > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 100ms; }
.reveal-stagger.is-visible > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 200ms; }
.reveal-stagger.is-visible > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 300ms; }
.reveal-stagger.is-visible > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 400ms; }
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-stagger > * { opacity: 1; transform: none; }
}

/* --- skip link / a11y ---------------------------------------------------- */
.skip {
  position: absolute; left: -9999px; top: 8px;
  padding: 10px 16px; background: var(--ink-800); color: var(--washi-100);
  border-radius: 8px; z-index: 100; font-size: 14px;
}
.skip:focus { left: 16px; }

/* --- use-cases page ---------------------------------------------------- */
.hero-sub {
  position: relative;
  padding-block: clamp(140px, 16vw, 200px) clamp(56px, 8vw, 100px);
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}
.hero-sub::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, var(--ink-800) 1.2px, transparent 1.4px);
  background-size: 28px 28px;
  opacity: 0.05;
  mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 30%, transparent 80%);
  pointer-events: none;
}
.hero-sub h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 6.4vw, 88px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 auto 20px;
  max-width: 22ch;
}
html[lang="ja"] .hero-sub h1, html[lang="ko"] .hero-sub h1, html[lang^="zh"] .hero-sub h1 {
  letter-spacing: 0.01em; line-height: 1.18;
}
.hero-sub h1 .accent { color: var(--beni); font-style: normal; }
.hero-sub .lead { margin-inline: auto; max-width: 38ch; }
.hero-sub .meta-row { margin-top: 30px; display: inline-flex; gap: 0; font-size: 12px; color: var(--fg-muted); letter-spacing: 0.12em; text-transform: uppercase; }
.hero-sub .meta-row span { padding: 0 14px; border-right: 1px solid var(--border); }
.hero-sub .meta-row span:last-child { border-right: none; }

/* category section */
.category {
  position: relative;
  padding-block: clamp(80px, 10vw, 140px);
}
.category + .category { border-top: 1px solid var(--border); }
.category-head {
  max-width: 760px;
  margin: 0 auto clamp(40px, 5vw, 64px);
}
.category-head .num {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--font-sans);
  font-size: 12px; letter-spacing: 0.32em;
  color: var(--fg-muted);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.category-head .num::after {
  content: ""; width: 56px; height: 1px; background: var(--border-strong);
}
.category-head h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.8vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
html[lang="ja"] .category-head h2, html[lang="ko"] .category-head h2, html[lang^="zh"] .category-head h2 {
  letter-spacing: 0.01em; line-height: 1.32;
}
.category-head .accent { color: var(--beni); font-style: normal; }
.category-head .lead { font-size: 17px; max-width: 52ch; margin: 14px 0 0; }

.case-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}
@media (min-width: 720px)  { .case-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1080px) { .case-grid { grid-template-columns: 1fr 1fr 1fr; } }

.case {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 2.4vw, 28px);
  transition: border-color var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
  display: flex; flex-direction: column; gap: 12px;
  position: relative;
}
.case:hover { border-color: var(--border-strong); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.case h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.005em;
  display: flex; align-items: center; gap: 10px;
}
html[lang="ja"] .case h3, html[lang="ko"] .case h3, html[lang^="zh"] .case h3 { letter-spacing: 0.01em; }
.case h3 .case-emoji {
  width: 28px; height: 28px;
  display: inline-grid; place-items: center;
  background: var(--washi-100);
  border-radius: 8px;
  flex: 0 0 auto;
}
@media (prefers-color-scheme: dark) { .case h3 .case-emoji { background: var(--surface-2); } }
.case h3 .case-emoji svg { width: 16px; height: 16px; color: var(--ink-700); }
@media (prefers-color-scheme: dark) { .case h3 .case-emoji svg { color: var(--washi-100); } }

.case .moment {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--fg);
  margin: 0;
  position: relative;
  padding-left: 18px;
}
.case .moment::before {
  content: "";
  position: absolute; left: 0; top: 0.55em;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--beni);
}
.case .shows {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--fg-muted);
  margin: 0;
  letter-spacing: 0.01em;
  display: flex; flex-wrap: wrap; gap: 6px 12px;
}
.case .shows .pill {
  display: inline-flex; align-items: center; padding: 4px 10px;
  background: var(--washi-100);
  border-radius: 999px;
  color: var(--fg-soft);
  font-feature-settings: "tnum";
  font-weight: 500;
}
@media (prefers-color-scheme: dark) { .case .shows .pill { background: var(--surface-2); } }

/* comparison table (Streak vs Maai) */
.compare-section {
  padding-block: clamp(80px, 11vw, 140px);
  background: var(--washi-200);
}
@media (prefers-color-scheme: dark) { .compare-section { background: var(--surface-2); } }
.compare-section .container { max-width: 920px; }
.compare-section h2 {
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(28px, 3.6vw, 42px);
  margin-bottom: 12px;
}
.compare-section .lead { text-align: center; margin: 0 auto 48px; max-width: 40em; }
.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.compare-table th, .compare-table td {
  padding: 18px 22px;
  text-align: left;
  font-size: 15px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.compare-table th {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  background: var(--washi-100);
}
@media (prefers-color-scheme: dark) { .compare-table th { background: var(--surface-2); } }
.compare-table td { color: var(--fg-soft); }
.compare-table .label { color: var(--fg); font-weight: 600; font-family: var(--font-display); width: 28%; }
.compare-table .maai { background: color-mix(in srgb, var(--beni) 6%, var(--surface)); border-left: 3px solid var(--beni); }
@media (prefers-color-scheme: dark) { .compare-table .maai { background: color-mix(in srgb, var(--beni) 14%, var(--surface)); } }
.compare-table tr:last-child th, .compare-table tr:last-child td { border-bottom: none; }

/* legal pages (privacy / terms) ------------------------------------- */
.legal {
  padding-block: clamp(120px, 14vw, 180px) clamp(64px, 8vw, 100px);
  position: relative;
}
.legal::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, var(--ink-800) 1.2px, transparent 1.4px);
  background-size: 32px 32px; opacity: 0.04;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 0%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 0%, #000 30%, transparent 80%);
  pointer-events: none;
}
.legal .container { position: relative; max-width: 760px; }
.legal h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}
.legal .meta {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.06em;
  margin-bottom: clamp(48px, 6vw, 72px);
  display: flex; flex-wrap: wrap; gap: 14px;
}
.legal .meta span { padding-right: 14px; border-right: 1px solid var(--border); }
.legal .meta span:last-child { border-right: none; }
.legal h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 28px);
  margin: clamp(40px, 5vw, 56px) 0 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.legal h2:first-of-type { margin-top: 0; }
.legal h2 .num {
  display: inline-block; min-width: 1.6em;
  color: var(--fg-muted); font-feature-settings: "tnum";
  font-weight: 500; margin-right: 8px;
}
.legal p, .legal li { color: var(--fg-soft); font-size: 16px; line-height: 1.78; }
.legal ul { padding-left: 20px; margin: 12px 0 16px; }
.legal li { margin-bottom: 6px; }
.legal a { color: var(--ai); text-decoration: underline; text-underline-offset: 2px; }
.legal a:hover { color: var(--beni); }
.legal .back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--fg-soft); margin-top: 56px;
  padding: 8px 14px; border: 1px solid var(--border); border-radius: var(--radius-pill);
}
.legal .back:hover { border-color: var(--border-strong); color: var(--fg); text-decoration: none; }

/* --- separator (dot row) ------------------------------------------------- */
.dot-divider {
  display: flex; justify-content: center; gap: 10px;
  padding-block: clamp(40px, 6vw, 64px);
}
.dot-divider span {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--ink-800);
  opacity: 0.25;
}
.dot-divider span:nth-child(2n) { opacity: 0.5; }
.dot-divider span:nth-child(3n) { background: var(--beni); opacity: 0.7; }