/* ─────────────────────────────────────────────────────────────
   Design tokens. Palette: #F73926 vermilion · #120E0E ink · #91837A clay · #FAF7E0 paper
   Derived shades keep small text at WCAG AA (4.5:1) on paper.
   ───────────────────────────────────────────────────────────── */
:root {
  --paper: #FAF7E0;        /* base */
  --paper-2: #F0EBD6;      /* paper + 10% clay */
  --paper-3: #E7E2CE;
  --ink: #120E0E;          /* base */
  --ink-2: #5C524D;        /* clay → ink, 7:1 on paper: body copy */
  --ink-3: #7A6E67;        /* clay → ink, 4.6:1: small labels */
  --clay: #91837A;         /* base: lines, dots, large type */
  --line: rgba(145, 131, 122, .34);
  --line-2: rgba(145, 131, 122, .6);
  --dot: rgba(145, 131, 122, .5);
  --accent: #F73926;       /* base: fills, large type */
  --accent-text: #D23222;  /* vermilion for small text on paper (4.6:1) */
  --accent-ink: #120E0E;   /* text on vermilion (5.1:1, cream only reaches 3.5:1) */
  --blue: #1F4FA0;         /* blueprint: arrival, confidence, done (7.2:1) */
  --on-blue: #FAF7E0;
  --cream: #FAF7E0;        /* constant: seal glyph */
  --kolam-dot-on: #120E0E; /* kolam dots on hover */
  --hatch: rgba(145, 131, 122, .16);

  --f-sans: 'Geist', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --f-mono: 'Geist Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --f-hand: 'Kalam', 'Bradley Hand', 'Segoe Print', cursive;  /* the designer's hand: words & short notes only */
  --f-ja: 'Noto Serif JP', 'Hiragino Mincho ProN', serif;
  --f-te: 'Noto Sans Telugu', 'Telugu Sangam MN', sans-serif;

  --gutter: clamp(16px, 4vw, 48px);
  --max: 1280px;
  --hdr: 64px;
  --r: 4px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #120E0E; --paper-2: #1B1616; --paper-3: #231D1C;
    --ink: #FAF7E0; --ink-2: #BBB1A3; --ink-3: #91837A;
    --line: rgba(145, 131, 122, .3); --line-2: rgba(145, 131, 122, .5); --dot: rgba(145, 131, 122, .38);
    --accent-text: #F73926; --hatch: rgba(145, 131, 122, .12);
    --blue: #86A8EE; --on-blue: #120E0E; --kolam-dot-on: #FAF7E0;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #120E0E; --paper-2: #1B1616; --paper-3: #231D1C;
  --ink: #FAF7E0; --ink-2: #BBB1A3; --ink-3: #91837A;
  --line: rgba(145, 131, 122, .3); --line-2: rgba(145, 131, 122, .5); --dot: rgba(145, 131, 122, .38);
  --accent-text: #F73926; --hatch: rgba(145, 131, 122, .12);
  --blue: #86A8EE; --on-blue: #120E0E; --kolam-dot-on: #FAF7E0;
  color-scheme: dark;
}

/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--hdr) + 24px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 17px/1.6 var(--f-sans); letter-spacing: -.005em;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
  /* Kolam pulli — the dot grid everything is drawn around */
  background-image: radial-gradient(var(--dot) 1px, transparent 1.4px);
  background-size: 28px 28px; background-position: 14px 14px;
  background-attachment: fixed;
  transition: background-color .4s, color .4s;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
h1, h2, h3 { font-weight: 500; letter-spacing: -.03em; line-height: 1.05; margin: 0; }
p { margin: 0 0 1em; }
em { font-family: var(--f-hand); font-style: normal; font-weight: 400; letter-spacing: 0; }
::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
.mono { font: 500 11.5px/1.4 var(--f-mono); letter-spacing: .04em; text-transform: uppercase; }
.dim { color: var(--ink-3); }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--ink); color: var(--paper); padding: 8px 12px; }
.skip:focus { left: 8px; }
.draft { display: inline-block; font: 500 10.5px/1.4 var(--f-mono); letter-spacing: .04em; color: var(--accent-text); border: 1px dashed currentColor; padding: 1px 6px; border-radius: 3px; vertical-align: middle; }

/* ── Header ── */
.hdr {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 40; height: var(--hdr);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px;
  padding: 0 var(--gutter);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 12px; justify-self: start; }
.brand-name { font-weight: 500; letter-spacing: -.02em; font-size: 17px; }
.seal {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 3px;
  background: var(--accent); color: var(--cream);
  box-shadow: inset 0 0 0 2px var(--accent), inset 0 0 0 3px var(--cream);
  transform: rotate(-3deg); transition: transform .5s var(--ease);
}
.seal span { font: 600 18px/1 var(--f-ja); transform: translateY(-1px); }
.brand:hover .seal { transform: rotate(0deg) scale(1.05); }

.here { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 10px; border: 1px solid var(--line); border-radius: 99px; background: var(--paper); max-width: 42vw; }
.here-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 20%, transparent); animation: pulse 2.4s infinite; flex: none; }
.here-k { color: var(--ink-3); white-space: nowrap; }
.here-v { font-size: 13.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; transition: opacity .25s; }
.here-v.swap { opacity: 0; }
@keyframes pulse { 50% { box-shadow: 0 0 0 7px color-mix(in srgb, var(--accent) 0%, transparent); } }

.nav { justify-self: end; display: flex; align-items: center; gap: 4px; }
.nav a { padding: 8px 12px; font-size: 14.5px; border-radius: 99px; color: var(--ink-2); transition: color .2s, background .2s; }
.nav a:hover { color: var(--ink); background: var(--paper-2); }
.nav a[aria-current="page"] { color: var(--ink); }
.nav a[aria-current="page"]::before { content: ''; display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); margin-right: 7px; vertical-align: middle; }
.theme { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; margin-left: 4px; }
.theme:hover { background: var(--paper-2); }
.theme span { width: 14px; height: 14px; border-radius: 50%; border: 1.5px solid var(--ink); background: linear-gradient(90deg, var(--ink) 50%, transparent 50%); transition: transform .5s var(--ease); }
[data-theme="dark"] .theme span { transform: rotate(180deg); }

/* ── Floor plan (section index) ── */
.plan { position: fixed; left: 24px; top: 50%; transform: translateY(-50%); z-index: 30; display: flex; flex-direction: column; gap: 2px; }
.plan a { display: flex; align-items: center; gap: 10px; padding: 5px 0; color: var(--ink-3); transition: color .2s; }
.plan a .mono { width: 18px; }
.plan a::before { content: ''; width: 14px; height: 1px; background: currentColor; transition: width .3s var(--ease), background .3s; }
.plan-l { font-size: 12.5px; opacity: 0; transform: translateX(-4px); transition: opacity .25s, transform .25s; white-space: nowrap; }
.plan:hover .plan-l, .plan a.on .plan-l { opacity: 1; transform: none; }
.plan a.on { color: var(--ink); }
.plan a.on::before { width: 28px; background: var(--accent); }
@media (max-width: 1559px) { .plan { display: none; } }

/* ── Sections / rooms ── */
.room { position: relative; padding: clamp(72px, 11vw, 144px) 0; }
.band { background: color-mix(in srgb, var(--paper-2) 75%, transparent); border-block: 1px solid var(--line); }
.sh { margin-bottom: clamp(36px, 5vw, 64px); max-width: 860px; }
.sh-n { display: inline-flex; align-items: center; gap: 10px; color: var(--accent-text); margin-bottom: 18px; }
.sh-n::before { content: ''; width: 18px; height: 1px; background: currentColor; }
.sh h2 { font-size: clamp(34px, 5.2vw, 64px); }
.sh-sub { margin-top: 20px; color: var(--ink-2); font-size: clamp(17px, 1.5vw, 19px); max-width: 600px; }
.h1 { font-size: clamp(42px, 7.6vw, 104px); line-height: .98; letter-spacing: -.045em; font-weight: 450; max-width: 15ch; }
.h1-s { font-size: clamp(40px, 6vw, 80px); max-width: 18ch; }
.lede { font-size: clamp(19px, 1.9vw, 23px); line-height: 1.45; color: var(--ink-2); max-width: 680px; margin-top: 24px; }
.eyebrow { color: var(--ink-3); margin-bottom: 28px; }

/* ── Hero ── */
.hero { min-height: calc(100svh - var(--hdr)); display: flex; align-items: center; padding: 80px 0 120px; overflow: hidden; }
.hero-in { position: relative; z-index: 2; }
.resolve { color: var(--accent); display: inline-block; filter: blur(14px); opacity: .25; transition: filter 1.6s var(--ease), opacity 1.6s var(--ease), color .6s; }
.resolve:last-of-type { color: var(--blue); }
.is-ready .resolve { filter: blur(0); opacity: 1; }
.is-ready .resolve:last-of-type { transition-delay: .7s; }
.origin { list-style: none; padding: 0; margin: clamp(48px, 7vw, 88px) 0 0; display: flex; flex-wrap: wrap; gap: 0; border-top: 1px solid var(--line-2); max-width: 900px; }
.origin li { position: relative; flex: 1 1 200px; display: flex; flex-direction: column; gap: 6px; padding: 18px 28px 0 0; }
.origin strong { font-weight: 500; font-size: 20px; letter-spacing: -.02em; }
.o-v { font-family: var(--f-hand); font-size: 17px; color: var(--ink-2); line-height: 1.2; }
.origin { max-width: 1040px; }
.origin li { flex: 1 1 180px; }
.origin-arr { position: absolute; right: 12px; top: 40px; color: var(--accent-text); }
.hero-side { position: absolute; right: var(--gutter); top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; align-items: center; gap: 28px; z-index: 3; pointer-events: none; }
.hero-kolam { pointer-events: auto; cursor: crosshair; }
.vert { writing-mode: vertical-rl; font: 400 clamp(28px, 3vw, 40px)/1 var(--f-ja); letter-spacing: .3em; color: var(--ink); opacity: .85; }
.kolam { width: 180px; height: auto; overflow: visible; }
.kolam-line { fill: none; stroke: var(--ink); stroke-width: 1.1; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 0; transition: stroke .4s var(--ease); }
.kolam-dots circle { fill: var(--accent); transition: fill .4s var(--ease); }
/* Hover: the line turns vermilion; dots turn ink on light paper, cream on dark */
.ftr-id:hover .kolam-line, .hero-kolam:hover .kolam-line { stroke: var(--accent); }
.ftr-id:hover .kolam-dots circle, .hero-kolam:hover .kolam-dots circle { fill: var(--kolam-dot-on); }
.hero-kolam { width: clamp(120px, 13vw, 180px); }
.draw .kolam-line { stroke-dashoffset: 1; transition: stroke-dashoffset 3.2s var(--ease) .4s, stroke .4s var(--ease); }
.is-ready .draw .kolam-line { stroke-dashoffset: 0; }
.coord { position: absolute; left: var(--gutter); bottom: 32px; color: var(--ink-3); z-index: 2; }
.scroll-cue { position: absolute; right: var(--gutter); bottom: 28px; display: inline-flex; gap: 10px; align-items: center; color: var(--ink-2); z-index: 2; }
.scroll-cue span { display: inline-block; animation: bob 2s infinite var(--ease); }
@keyframes bob { 50% { transform: translateY(4px); } }
.cross { position: fixed; pointer-events: none; z-index: 1; inset: 0; opacity: 0; transition: opacity .3s; }
.cross.on { opacity: 1; }
.cross::before, .cross::after { content: ''; position: absolute; background: var(--line-2); }
.cross::before { left: 0; right: 0; height: 1px; top: var(--y); }
.cross::after { top: 0; bottom: 0; width: 1px; left: var(--x); }
@media (max-width: 900px) {
  .hero-side { position: static; transform: none; flex-direction: row; margin-top: 40px; display: none; }
  .hero { min-height: auto; padding-top: 56px; }
  .origin-arr { display: none; }
  .origin li { flex-basis: 100%; display: grid; grid-template-columns: 1fr 1fr; align-items: baseline; gap: 2px 12px; padding: 14px 0; border-bottom: 1px solid var(--line); }
  .origin li .mono:first-child { grid-column: 1 / -1; }
  .origin strong { font-size: 18px; }
  .scroll-cue { display: none; }
  .coord { position: static; display: block; margin-top: 32px; padding: 0 var(--gutter); }
  .hero { flex-direction: column; align-items: stretch; }
}

/* ── Image slot / placeholder ── */
.slot { position: relative; margin: 0; width: 100%; border-radius: var(--r); overflow: hidden; background: var(--paper-2);
  background-image: repeating-linear-gradient(-45deg, var(--hatch) 0 1px, transparent 1px 11px); border: 1px solid var(--line); }
.slot.has-img { background: var(--paper-2); }
.slot img { width: 100%; height: 100%; object-fit: cover; }
.slot figcaption { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; text-align: center; padding: 20px; color: var(--ink-2); font-size: 14px; }
.slot figcaption .mono { color: var(--accent-text); }
.reg { position: absolute; width: 14px; height: 14px; border-color: var(--ink-3); border-style: solid; border-width: 0; transition: all .4s var(--ease); }
.reg.tl { top: 10px; left: 10px; border-top-width: 1px; border-left-width: 1px; }
.reg.tr { top: 10px; right: 10px; border-top-width: 1px; border-right-width: 1px; }
.reg.bl { bottom: 10px; left: 10px; border-bottom-width: 1px; border-left-width: 1px; }
.reg.br { bottom: 10px; right: 10px; border-bottom-width: 1px; border-right-width: 1px; }

/* ── Work cards ── */
.wgrid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(28px, 4vw, 56px) clamp(20px, 3vw, 40px); }
.wcard-a { display: flex; flex-direction: column; gap: 22px; }
.wcard .slot { transition: transform .7s var(--ease), border-color .3s; }
.wcard-a:hover .slot { border-color: var(--line-2); }
.wcard-a:hover .reg { border-color: var(--accent-text); width: 22px; height: 22px; }
.wcard-top { display: flex; justify-content: space-between; gap: 12px; color: var(--accent-text); margin-bottom: 12px; }
.wcard h3 { font-size: clamp(24px, 2.4vw, 32px); margin-bottom: 10px; }
.wcard p { color: var(--ink-2); max-width: 520px; }
.mini { display: flex; gap: 28px; margin: 18px 0 20px; padding-top: 16px; border-top: 1px solid var(--line); flex-wrap: wrap; }
.mini div { min-width: 0; }
.mini dt { font-size: 20px; font-weight: 500; letter-spacing: -.02em; }
.mini dd { margin: 2px 0 0; font-size: 13px; color: var(--ink-3); max-width: 15ch; line-height: 1.35; }
.go { display: inline-flex; gap: 8px; align-items: center; font-weight: 500; font-size: 15px; }
.arr { display: inline-block; transition: transform .35s var(--ease); }
a:hover .arr, button:hover .arr { transform: translateX(4px); }
.wcard:nth-child(even) { margin-top: clamp(0px, 8vw, 120px); }
@media (max-width: 760px) { .wgrid { grid-template-columns: 1fr; } .wcard:nth-child(even) { margin-top: 0; } }

.more-link { margin-top: clamp(40px, 6vw, 72px); }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 13px 22px; border: 1px solid var(--ink); border-radius: 99px; font-weight: 500; font-size: 15px; transition: background .25s, color .25s; }
.btn:hover { background: var(--ink); color: var(--paper); }

/* ── Framework path ── */
.split { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.split-l { position: sticky; top: calc(var(--hdr) + 48px); }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } .split-l { position: static; } }
.path { list-style: none; margin: 0; padding: 0; position: relative; }
.path::before { content: ''; position: absolute; left: 7px; top: 14px; bottom: 14px; width: 1px; background: var(--line-2); }
.path::after { content: ''; position: absolute; left: 7px; top: 14px; width: 1px; height: var(--fill, 0%); max-height: calc(100% - 28px); background: var(--accent); transition: height .6s var(--ease); }
.step { position: relative; border-bottom: 1px solid var(--line); }
.step-h { width: 100%; display: grid; grid-template-columns: 15px 36px 1fr; grid-template-rows: auto auto; column-gap: 18px; align-items: baseline; text-align: left; padding: 22px 0; }
.step-dot { grid-row: 1 / 3; align-self: start; margin-top: 9px; width: 15px; height: 15px; border-radius: 50%; border: 1px solid var(--ink-3); background: var(--paper); position: relative; z-index: 1; transition: background .4s, border-color .4s, transform .4s var(--ease); }
.step-n { grid-row: 1 / 3; align-self: start; margin-top: 10px; color: var(--ink-3); }
.step-k { font-size: clamp(24px, 2.6vw, 32px); font-weight: 500; letter-spacing: -.03em; line-height: 1.2; }
.step-q { grid-column: 3; color: var(--ink-2); font-size: 16.5px; margin-top: 4px; }
.step-d { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .5s var(--ease); }
.step-d > p { overflow: hidden; margin: 0; padding-left: 69px; color: var(--ink-2); max-width: 560px; }
.step.open .step-d { grid-template-rows: 1fr; }
.step.open .step-d > p { padding-bottom: 24px; }
.step.lit .step-dot { background: var(--accent); border-color: var(--accent-text); transform: scale(1.1); }
.step.lit .step-n { color: var(--accent-text); }
.step-goal .step-k { color: var(--blue); }
.step-goal .step-dot { border-style: dashed; }
.step-goal.lit .step-dot { background: var(--blue); border-color: var(--blue); }
.step-goal { border-bottom: 0; }
@media (max-width: 560px) { .step-h { grid-template-columns: 15px 1fr; column-gap: 14px; } .step-n { display: none; } .step-q { grid-column: 2; } .step-d > p { padding-left: 29px; } }

/* ── Footprint ── */
.fp { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line-2); border: 1px solid var(--line-2); border-radius: var(--r); overflow: hidden; }
.fp > * { background: var(--paper); padding: clamp(20px, 2.4vw, 32px); transition: background .3s; }
.fp-core { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 20px; background: var(--ink); color: var(--paper); }
.fp-core .dim { color: color-mix(in srgb, var(--paper) 55%, transparent); }
.fp-core strong { font-size: clamp(28px, 3.4vw, 44px); font-weight: 500; letter-spacing: -.035em; }
.fp-core span:last-child { color: color-mix(in srgb, var(--paper) 72%, transparent); }
.fp-g .mono { color: var(--accent-text); }
.fp-g strong { display: block; font-weight: 500; font-size: 19px; letter-spacing: -.02em; margin: 10px 0 12px; }
.fp-g ul { list-style: none; margin: 0; padding: 0; color: var(--ink-2); font-size: 15px; }
.fp-g li { padding: 3px 0; display: flex; align-items: center; gap: 10px; }
.fp-g li::before { content: ''; width: 5px; height: 5px; border-radius: 50%; border: 1px solid var(--ink-3); flex: none; transition: background .3s, border-color .3s; }
.fp-g:hover { background: var(--paper-2); }
.fp-g:hover li::before { background: var(--accent); border-color: var(--accent-text); }
@media (max-width: 860px) { .fp { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .fp { grid-template-columns: 1fr; } }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin: clamp(40px, 6vw, 72px) 0 0; }
.stats dt { font-size: clamp(36px, 4.6vw, 60px); font-weight: 450; letter-spacing: -.045em; line-height: 1; font-variant-numeric: tabular-nums; }
.stats dd { margin: 10px 0 0; color: var(--ink-2); font-size: 14.5px; max-width: 22ch; padding-top: 10px; border-top: 1px solid var(--line); }
@media (max-width: 760px) { .stats { grid-template-columns: repeat(2, 1fr); gap: 32px 20px; } }

/* ── Expansion journey ── */
.xj { position: relative; }
.xj-stages { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); }
.xj-st { position: relative; padding: 30px 18px 8px 0; display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.xj-st::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: var(--line-2); }
.xj-dot { position: absolute; top: -6px; left: 0; width: 13px; height: 13px; border-radius: 50%; background: var(--paper); border: 1px solid var(--ink); transition: background .3s, border-color .3s; }
.xj-st:hover .xj-dot { background: var(--accent); border-color: var(--accent-text); }
.xj-n { color: var(--accent-text); }
.xj-st strong { font-size: 21px; font-weight: 500; letter-spacing: -.02em; margin-top: 4px; }
.xj-q { font-family: var(--f-sans); color: var(--ink-2); font-size: 15px; line-height: 1.35; min-height: 2.7em; }
.xj-st ul { list-style: none; margin: 14px 0 0; padding: 14px 0 0; border-top: 1px dashed var(--line-2); display: flex; flex-direction: column; gap: 8px; font-size: 14.5px; color: var(--ink-2); }
.xj-st li { line-height: 1.35; }
.xj-st li a { color: var(--ink); font-weight: 500; border-bottom: 1px solid var(--line-2); transition: color .2s, border-color .2s; }
.xj-st li a:hover { color: var(--accent-text); border-color: var(--accent-text); }
.xj-dest { margin-top: 36px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 20px; padding: 22px 26px; border: 1px solid var(--blue); border-radius: var(--r); color: var(--blue); }
.xj-dest strong { font-size: clamp(20px, 2.4vw, 28px); font-weight: 500; letter-spacing: -.025em; }
@media (max-width: 1100px) { .xj-stages { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 40px; } }
@media (max-width: 620px) {
  .xj-stages { grid-template-columns: 1fr; row-gap: 0; padding-left: 26px; position: relative; }
  .xj-stages::before { content: ''; position: absolute; left: 6px; top: 6px; bottom: 6px; width: 1px; background: var(--line-2); }
  .xj-st { padding: 0 0 32px; }
  .xj-st::before { display: none; }
  .xj-dot { top: 3px; left: -26px; }
  .xj-q { min-height: 0; }
}
.tag-live { color: var(--accent-text); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.cs-status { display: inline-block; margin-bottom: 16px; }
.chip-n { font: 500 11px/1 var(--f-mono); opacity: .6; margin-left: 4px; }

/* ── Intelligence → decision ── */
.intel { margin: 0 0 clamp(48px, 7vw, 88px); }
.intel-path { margin-bottom: 24px; }
.chain .c-goal { color: var(--blue); }
.itab { border-top: 1px solid var(--line-2); }
.itr { display: grid; grid-template-columns: .7fr 1fr 1.6fr 1.3fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.ith { padding: 10px 0; color: var(--ink-3); }
.it-t { font-weight: 500; font-size: 18px; letter-spacing: -.02em; }
.it-t a { border-bottom: 1px solid var(--line-2); transition: color .2s, border-color .2s; }
.it-t a:hover { color: var(--accent-text); border-color: var(--accent); }
.it-i { color: var(--ink-2); font-size: 15.5px; }
.it-m em { color: var(--accent-text); font-size: 20px; }
.it-d { color: var(--blue); font-size: 16px; font-weight: 500; }
@media (max-width: 720px) { .ith { display: none; } .itr { grid-template-columns: 1fr; gap: 4px; } }
.wdec { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; color: var(--blue) !important; font-weight: 500; margin: 2px 0 0 !important; }
.wdec .mono { color: var(--ink-3); }
.cs-chain { margin: 28px 0 0; }

/* ── Hero support, AI layer, process note, toolkit groups ── */
.hero-sup { margin: 28px 0 0; max-width: 620px; font-size: clamp(18px, 1.7vw, 21px); line-height: 1.45; color: var(--ink-2); }
.ai-chain { margin: 8px 0 24px; }
.ai-ex { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-bottom: 20px; }
.ai-card { border: 1px solid var(--line-2); border-radius: var(--r); padding: 20px; background: var(--paper); }
.ai-card strong { display: block; font-weight: 500; font-size: 19px; color: var(--accent-text); margin-bottom: 12px; }
.ai-card ol { list-style: none; margin: 0; padding: 0 0 0 18px; position: relative; display: grid; gap: 8px; font-size: 15.5px; color: var(--ink-2); }
.ai-card ol::before { content: ''; position: absolute; left: 4px; top: 8px; bottom: 8px; width: 1px; background: var(--line-2); }
.ai-card li { position: relative; }
.ai-card li::before { content: ''; position: absolute; left: -18px; top: 7px; width: 9px; height: 9px; border-radius: 50%; border: 1px solid var(--ink-3); background: var(--paper); }
.ai-card li:last-child { color: var(--blue); }
.ai-card li:last-child::before { background: var(--blue); border-color: var(--blue); }
.ai-note { font-size: 16px !important; }
@media (max-width: 600px) { .ai-ex { grid-template-columns: 1fr; } }
.proc-note { margin-top: 16px; color: var(--ink-2); max-width: 620px; }
.tk { display: grid; gap: 18px; }

.seen { display: block; margin-top: 10px; font-size: 14.5px; color: var(--ink); }
.seen .mono { color: var(--blue); margin-right: 6px; }
.outc { margin: 0; border-top: 1px solid var(--line-2); }
.outc > div { display: grid; grid-template-columns: 140px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.outc dt { color: var(--ink-3); padding-top: 4px; }
.outc dd { margin: 0; font-size: 17px; color: var(--ink); }
@media (max-width: 600px) { .outc > div { grid-template-columns: 1fr; gap: 4px; } }

/* ── About teaser ── */
.at-grid { display: grid; grid-template-columns: 4fr 7fr; gap: clamp(28px, 5vw, 80px); align-items: end; }
.portrait { max-width: 440px; }
.at-copy .lede { margin-top: 0; color: var(--ink); }
.translate { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin: 32px 0 36px; font-size: 15px; }
.translate > span:not(.t-arr) { padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 99px; }
.translate .t-mid { background: var(--accent); color: var(--accent-ink); border-color: var(--accent-text) !important; }
.t-arr { color: var(--ink-3); }
.big-t { font-size: 16px; margin-top: 8px; }
@media (max-width: 760px) { .at-grid { grid-template-columns: 1fr; } .portrait { max-width: 320px; } }

/* ── Contact ── */
.contact { border-top: 1px solid var(--line); }
.contact-h { font-size: clamp(34px, 5.6vw, 76px); max-width: 17ch; margin: 8px 0 clamp(36px, 5vw, 56px); }
.contact-row { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; }
.email { font-size: clamp(22px, 3.4vw, 40px); letter-spacing: -.03em; border-bottom: 1px solid var(--line-2); padding-bottom: 4px; transition: border-color .3s, color .3s; word-break: break-all; }
.email:hover { color: var(--accent-text); border-color: var(--accent-text); }
.copy.done { background: var(--blue); border-color: var(--blue); color: var(--on-blue); }
.copy-msg { margin-top: 16px; min-height: 1.4em; color: var(--blue); }

/* ── Footer ── */
.ftr { border-top: 1px solid var(--line); padding: 64px 0 28px; background: var(--paper); }
.ftr-in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 48px; }
.ftr-id { display: flex; align-items: center; gap: 24px; }
.ftr-kolam { width: 92px; }
.names { display: flex; flex-direction: column; gap: 2px; }
.n-te { font: 500 26px/1.3 var(--f-te); }
.n-ja { font: 400 18px/1.4 var(--f-ja); letter-spacing: .14em; color: var(--ink-2); }
.n-en { font-size: 14px; color: var(--ink-3); }
.ftr-cols { display: flex; flex-wrap: wrap; gap: 48px 64px; }
.ftr-cols > div { display: flex; flex-direction: column; gap: 8px; font-size: 15px; }
.ftr-cols a:hover { color: var(--accent-text); }
.lbl { color: var(--ink-3); margin-bottom: 6px; display: block; }
.ftr-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--ink-3); }
.totop:hover { color: var(--ink); }

/* ── Work index ── */
.page-hero { padding-bottom: clamp(40px, 6vw, 72px); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 40px; }
.chip { padding: 8px 15px; border: 1px solid var(--line-2); border-radius: 99px; font-size: 14px; color: var(--ink-2); transition: all .2s; }
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
#cases { padding-top: 24px; }
.sgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; padding: 1px 0 0 1px; }
.sgrid > .scard { border: 1px solid var(--line); margin: -1px 0 0 -1px; }
.scard { background: var(--paper); padding: 28px; display: flex; flex-direction: column; gap: 10px; min-height: 220px; transition: background .3s; }
.scard:hover { background: var(--paper-2); }
.scard-top { display: flex; justify-content: space-between; align-items: center; color: var(--accent-text); }
.scard h3 { font-size: 22px; margin-top: 8px; }
.scard p { color: var(--ink-2); font-size: 15.5px; flex: 1; margin: 0; }
.tag { white-space: nowrap; flex: none; font: 500 10.5px/1 var(--f-mono); letter-spacing: .05em; text-transform: uppercase; color: var(--ink-3); border: 1px solid var(--line-2); padding: 5px 8px; border-radius: 99px; }
.is-hidden { display: none !important; }
@media (max-width: 900px) { .sgrid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .sgrid { grid-template-columns: 1fr; } }

/* ── Case study ── */
.crumbs { display: flex; flex-wrap: wrap; gap: 10px; color: var(--ink-3); margin-bottom: 32px; }
.crumbs a:hover { color: var(--accent-text); }
.crumbs [aria-current] { color: var(--ink); }
.cs-hero { padding-bottom: clamp(48px, 7vw, 96px); }
.meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 20px; margin: 48px 0; padding: 20px 0; border-block: 1px solid var(--line); }
.meta dt { color: var(--ink-3); margin-bottom: 6px; }
.meta dd { margin: 0; font-size: 15.5px; }
@media (max-width: 760px) { .meta { grid-template-columns: repeat(2, 1fr); } }
.cs-cover { margin-bottom: 8px; }
.cs-hero .stats { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 560px) { .cs-hero .stats { grid-template-columns: 1fr 1fr; } }

.journey { padding: clamp(48px, 7vw, 88px) 0; }
.j-goal { font-size: clamp(24px, 3.2vw, 40px); letter-spacing: -.03em; line-height: 1.15; max-width: 24ch; display: flex; flex-direction: column; gap: 12px; margin: 0 0 40px; }
.j-path { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(var(--n, 4), 1fr); counter-reset: s; position: relative; }
.j-path li { position: relative; padding: 28px 16px 0 0; font-size: 16px; font-weight: 500; display: flex; flex-direction: column; gap: 6px; }
.j-path li .mono { color: var(--accent-text); }
.j-path li::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: var(--line-2); }
.j-path li::after { content: ''; position: absolute; top: -5px; left: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--paper); border: 1px solid var(--ink); }
.j-path li:last-child::after { background: var(--blue); border-color: var(--blue); }
.j-path li:last-child { color: var(--blue); }
.j-path li:last-child .mono { color: var(--blue); }
@media (max-width: 700px) { .j-path { grid-template-columns: 1fr 1fr; row-gap: 28px; } }

.cs-body { display: grid; grid-template-columns: 220px 1fr; gap: clamp(32px, 6vw, 96px); padding-top: clamp(48px, 7vw, 96px); padding-bottom: clamp(48px, 7vw, 96px); }
.cs-rail { position: sticky; top: calc(var(--hdr) + 40px); align-self: start; }
.cs-rail ol { list-style: none; margin: 16px 0 0; padding: 0; }
.cs-rail a { display: flex; gap: 12px; padding: 8px 0; font-size: 14.5px; color: var(--ink-3); transition: color .25s, transform .3s var(--ease); }
.cs-rail a .mono { margin-top: 3px; }
.cs-rail a:hover { color: var(--ink); }
.cs-rail a.on { color: var(--ink); transform: translateX(4px); }
.cs-rail a.on .mono { color: var(--accent-text); }
.rail-bar { height: 2px; background: var(--line); margin-top: 16px; border-radius: 2px; overflow: hidden; }
.rail-bar span { display: block; height: 100%; width: 0; background: var(--accent); transition: width .2s linear; }
.cs-main { min-width: 0; max-width: 760px; }
.cs-sec { padding: 0 0 clamp(56px, 8vw, 104px); }
.cs-sec h2 { font-size: clamp(28px, 3.6vw, 44px); margin-bottom: 24px; }
.cs-sec p { font-size: 18px; color: var(--ink-2); }
.cs-sec .big { font-size: clamp(21px, 2.3vw, 27px); line-height: 1.4; color: var(--ink); letter-spacing: -.015em; }
.cs-main > .slot { margin-bottom: clamp(56px, 8vw, 104px); }
.hes { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.hes li { display: flex; align-items: center; gap: 16px; padding: 16px 20px; border: 1px solid var(--line); border-radius: 12px 12px 12px 2px; background: var(--paper); font-size: 17px; }
.hes .q { flex: none; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; border: 1px dashed var(--accent); color: var(--accent-text); font-family: var(--f-hand); font-size: 18px; line-height: 1; }
.dec { list-style: none; padding: 0; margin: 0 0 40px; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.dec li { background: var(--paper); padding: 24px; display: grid; grid-template-columns: 40px 1fr; column-gap: 12px; }
.dec li .mono { color: var(--accent-text); grid-row: 1 / 3; margin-top: 6px; }
.dec h3 { font-size: 21px; margin-bottom: 8px; }
.dec p { margin: 0; font-size: 16px; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .pair { grid-template-columns: 1fr; } }
.quote { margin: 0; padding: 8px 0 8px 28px; border-left: 2px solid var(--accent); }
.quote p { font-size: clamp(26px, 3.2vw, 40px); font-weight: 450; line-height: 1.2; letter-spacing: -.03em; color: var(--ink) !important; margin: 0; }
@media (max-width: 900px) {
  .cs-body { grid-template-columns: minmax(0, 1fr); }
  .cs-rail { min-width: 0; }
  .cs-rail { position: sticky; top: var(--hdr); z-index: 20; margin: 0 calc(-1 * var(--gutter)); padding: 10px var(--gutter); background: color-mix(in srgb, var(--paper) 90%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
  .cs-rail > .mono { display: none; }
  .cs-rail ol { display: flex; gap: 6px; overflow-x: auto; margin: 0; scrollbar-width: none; }
  .cs-rail ol::-webkit-scrollbar { display: none; }
  .cs-rail a { white-space: nowrap; padding: 6px 12px; border: 1px solid var(--line); border-radius: 99px; font-size: 13px; }
  .cs-rail a .mono { display: none; }
  .cs-rail a.on { transform: none; border-color: var(--ink); background: var(--ink); color: var(--paper); }
  .rail-bar { margin-top: 10px; }
}
.cs-next { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; padding: 0; margin-bottom: clamp(56px, 8vw, 104px); }
.cs-next a { background: var(--paper); padding: clamp(24px, 3vw, 40px); display: flex; flex-direction: column; gap: 10px; transition: background .3s; }
.cs-next a:hover { background: var(--paper-2); }
.cs-next strong { font-size: clamp(20px, 2.4vw, 30px); font-weight: 500; letter-spacing: -.025em; }
.cs-next .next { text-align: right; }
@media (max-width: 600px) { .cs-next { grid-template-columns: 1fr; } .cs-next .next { text-align: left; } }
/* Title block and next/prev align with the content column */
.cs-next.wrap, .tblock.wrap { padding: 0; width: calc(100% - 2 * var(--gutter)); max-width: calc(var(--max) - 2 * var(--gutter)); }

/* ── About: observing, layers, process ── */
.obs { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; counter-reset: o; }
.obs li { position: relative; padding: 26px 22px 0 0; border-top: 1px solid var(--line-2); }
.obs li::before { content: ''; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--paper); border: 1px solid var(--ink); }
.obs li:first-child::before { background: var(--ink); }
.obs li:last-child::before { background: var(--blue); border-color: var(--blue); }
.obs li .mono { color: var(--accent-text); }
.obs p { margin: 12px 0 0; font-size: 17px; line-height: 1.45; }
.obs li:first-child p { font-weight: 500; color: var(--ink); }
@media (max-width: 900px) { .obs { grid-template-columns: 1fr; gap: 0; border-left: 1px solid var(--line-2); margin-left: 4px; } .obs li { border-top: 0; padding: 0 0 26px 24px; } .obs li::before { top: 4px; left: -5px; } }
.chain { list-style: none; margin: 0 0 40px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.chain li { padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 99px; font-size: 15px; background: var(--paper); }
.chain li + li::before { content: '→'; margin: 0 10px 0 -2px; color: var(--ink-3); }
.chain li + li { border: 0; padding-left: 0; background: none; }
.chain li + li { position: relative; }
.chain .c-start { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chain .c-end { color: var(--ink-3); }
.layers { display: grid; gap: 0; margin-bottom: 48px; border: 1px solid var(--line-2); border-radius: var(--r); overflow: hidden; }
.layer { display: grid; grid-template-columns: 180px 1fr; gap: 20px; align-items: baseline; padding: 20px 24px; background: var(--paper); border-top: 1px solid var(--line); }
.layer:first-child { border-top: 0; }
.layer .mono { color: var(--accent-text); }
.layer p { margin: 0; color: var(--ink-2); }
.layer:nth-child(2) { margin-left: 24px; border-left: 1px solid var(--line); }
.layer:nth-child(3) { margin-left: 48px; border-left: 1px solid var(--line); }
@media (max-width: 640px) { .layer { grid-template-columns: 1fr; gap: 6px; } .layer:nth-child(2) { margin-left: 12px; } .layer:nth-child(3) { margin-left: 24px; } }
.proc { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.proc li { background: var(--paper); padding: 18px 20px; font-size: 17px; font-weight: 500; display: flex; flex-direction: column; gap: 6px; }
.proc li .mono { color: var(--accent-text); }
@media (max-width: 900px) { .proc { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 500px) { .proc { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.ai-note { margin-top: 40px; max-width: 680px; color: var(--ink-2); font-size: 18px; }

/* ── About page ── */
.ab-hero { display: grid; grid-template-columns: 7fr 4fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.ab-hero p:not(.lede):not(.eyebrow) { color: var(--ink-2); max-width: 620px; font-size: 18px; }
.ab-hero .portrait { position: sticky; top: calc(var(--hdr) + 40px); }
.lockup { display: flex; align-items: baseline; gap: 20px; margin-bottom: 24px; flex-wrap: wrap; }
.lockup .n-te { font-size: clamp(30px, 3.6vw, 44px); color: var(--accent-text); }
.lockup .n-ja { font-size: clamp(20px, 2.2vw, 26px); }
@media (max-width: 860px) { .ab-hero { grid-template-columns: 1fr; } .ab-hero .portrait { position: static; order: -1; max-width: 280px; } }
.jgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.jcard { padding: 28px; border: 1px solid var(--line); border-radius: var(--r); background: var(--paper); }
.jcard strong { display: block; font-size: 22px; font-weight: 500; letter-spacing: -.02em; margin: 8px 0 24px; }
.jcard ol { list-style: none; padding: 0; margin: 0; position: relative; }
.jcard ol::before { content: ''; position: absolute; left: 4px; top: 10px; bottom: 10px; width: 1px; background: var(--line-2); }
.jcard li { position: relative; padding: 6px 0 6px 24px; color: var(--ink-2); font-size: 15.5px; }
.jcard li::before { content: ''; position: absolute; left: 0; top: 13px; width: 9px; height: 9px; border-radius: 50%; border: 1px solid var(--ink-3); background: var(--paper); }
.jcard li:last-child { color: var(--blue); font-weight: 500; }
.jcard li:last-child::before { background: var(--blue); border-color: var(--blue); }
@media (max-width: 860px) { .jgrid { grid-template-columns: 1fr; } }
.timeline { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line-2); }
.timeline li { display: grid; grid-template-columns: 220px 1fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.timeline li .mono { padding-top: 6px; }
.timeline strong { font-size: 21px; font-weight: 500; letter-spacing: -.02em; }
.timeline .org { display: block; color: var(--accent-text); font-size: 15px; margin: 2px 0 10px; }
.timeline p { margin: 0; color: var(--ink-2); max-width: 620px; }
@media (max-width: 700px) { .timeline li { grid-template-columns: 1fr; gap: 8px; } }
.facts { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; margin-top: 64px; }
.facts p { font-size: 16px; }
.pills { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.pills li { padding: 6px 12px; border: 1px solid var(--line-2); border-radius: 99px; font-size: 14px; }
@media (max-width: 860px) { .facts { grid-template-columns: 1fr; gap: 32px; } }

/* ── Reveal ── */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }

/* ── Mobile header ── */
@media (max-width: 760px) {
  :root { --hdr: 56px; }
  .hdr { grid-template-columns: auto minmax(0, 1fr) auto; gap: 12px; }
  .brand-name { display: none; }
  .here { justify-self: start; min-width: 0; max-width: 100%; border: 0; padding: 0; background: none; }
  .here-k { display: none; }
  .nav a { padding: 8px 8px; font-size: 14px; }
  .nav a[aria-current="page"]::before { display: none; }
  body { font-size: 16px; }
}
@media (max-width: 440px) { .nav a[href$="#contact"] { display: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .resolve { filter: none; opacity: 1; }
  .js .reveal { opacity: 1; transform: none; }
  .draw .kolam-line { stroke-dashoffset: 0; }
}

/* ── Cosmetic details: margin notes, hanko, title block, reading line ── */
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Margin note: the thought beside a moment, in hand */
.mnote { display: flex; align-items: flex-start; gap: 10px; margin: 20px 0 0 8px; max-width: 36ch; font: 400 20px/1.25 var(--f-hand); color: var(--accent-text) !important; transform: rotate(-1.2deg); transform-origin: left top; }
.mnote svg { flex: none; width: 34px; height: 24px; margin-top: -6px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.cs-sec .mnote { font-size: 20px; }
.dec li .mnote { grid-column: 2; margin-top: 14px; font-size: 18.5px; }

/* Hanko: red ink seal */
.hanko { display: block; color: var(--accent-text); }
.hanko .hk-ink { stroke: currentColor; fill: currentColor; }
.hanko text { stroke: none; font: 600 14px/1 var(--f-ja); text-anchor: middle; dominant-baseline: middle; }
.hanko-ftr { width: 52px; transform: rotate(-6deg); opacity: .92; transition: transform .35s var(--ease); }
.ftr-id:hover .hanko-ftr { transform: rotate(-6deg) scale(.94); }
.hanko-stamp { width: 58px; transform: rotate(-8deg); }
.tblock.in .hanko-stamp { animation: stamp .5s .25s var(--ease) both; }
@keyframes stamp { from { transform: rotate(-8deg) scale(1.5); opacity: 0; } 60% { transform: rotate(-8deg) scale(.94); opacity: 1; } to { transform: rotate(-8deg) scale(1); } }

/* Drawing title block */
.tblock { margin-bottom: 24px; }
.tb-grid { display: grid; grid-template-columns: 2fr repeat(3, 1.3fr) repeat(3, .7fr) auto; border: 1.5px solid var(--ink); border-radius: 2px; }
.tb-c { display: flex; flex-direction: column; justify-content: space-between; gap: 10px; padding: 12px 14px; border-left: 1px solid var(--ink); font-size: 14.5px; color: var(--ink); min-width: 0; }
.tb-c:first-child { border-left: 0; }
.tb-c .mono { font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.tb-wide span:last-child { font-weight: 500; font-size: 16px; letter-spacing: -.01em; }
.tb-seal { align-items: center; padding: 8px 18px; }
.tb-seal .hanko { flex: none; }
.hanko-ftr { flex: none; }
@media (max-width: 1000px) {
  .tb-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tb-c { border-left: 1px solid var(--ink); border-top: 1px solid var(--ink); }
  .tb-c:nth-child(3n + 2) { border-left: 0; }
  .tb-wide { grid-column: 1 / -1; border-top: 0; border-left: 0; }
  .tb-seal { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; align-items: center; border-left: 0; }
}

/* Reading line: shifts from uncertainty (red) to confidence (blue) as you read */
.readline { position: fixed; top: var(--hdr); left: 0; right: 0; height: 3px; z-index: 39; pointer-events: none; }
.readline span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--blue)); background-size: 100vw 100%; border-radius: 0 2px 2px 0; }
@media (prefers-reduced-motion: reduce) { .tblock.in .hanko-stamp { animation: none; } }
[tabindex="-1"]:focus { outline: none; }
.nf { min-height: calc(70svh - var(--hdr)); display: flex; align-items: center; padding: 96px 0; } .nf .btn { margin: 8px 12px 0 0; }