/* =========================================================
   木気両義型シンボル 形成記録 / 第一〜第四幕・終章 integration review v3.1
   Page-scoped styles only. Do not merge into global layout rules.
   ========================================================= */

.form-record {
  --fr-side: clamp(24px, 9.4vw, 180px);
  --fr-reading: 720px;
  --fr-wide: 1280px;
  --fr-ink: #111111;
  --fr-soft: rgba(17,17,17,.62);
  --fr-faint: rgba(17,17,17,.30);
  --fr-line: rgba(17,17,17,.14);
  --fr-paper: #fbfcfa;
  --fr-accent: var(--mark);
  overflow: clip;
  background: var(--fr-paper);
}

.form-record .fr-stage {
  position: relative;
  padding-inline: var(--fr-side);
}
.form-record .fr-inner { width: min(100%, var(--fr-wide)); margin-inline: auto; }
.form-record .fr-reading { width: min(100%, var(--fr-reading)); }
.form-record .fr-reading--offset { margin-left: clamp(0px, 9vw, 180px); }
.form-record .fr-kicker {
  margin: 0 0 18px;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .16em;
  color: var(--fr-soft);
}
.form-record .fr-kicker strong { display: block; font-weight: 500; color: var(--fr-ink); }
.form-record .fr-kicker span { display: block; margin-top: 2px; font-size: 10px; letter-spacing: .16em; text-transform: uppercase; }
.form-record .fr-prose {
  margin: 0;
  font-size: 19px;
  line-height: 1.95;
  letter-spacing: .035em;
  color: var(--fr-ink);
}
.form-record .fr-prose + .fr-prose { margin-top: 1.75em; }
.form-record .fr-prose--soft { color: var(--fr-soft); }
.form-record .fr-display {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(44px, 3.2vw, 60px);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: .075em;
}
.form-record .fr-display--b { font-size: clamp(38px, 2.8vw, 52px); }
.form-record .fr-display--c { font-size: clamp(28px, 2vw, 36px); }
.form-record .fr-title {
  margin: 0;
  max-width: 1320px;
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(56px, 5vw, 76px);
  line-height: 1.45;
  letter-spacing: .075em;
}
.form-record .fr-subtitle {
  margin: 64px 0 0;
  font-family: var(--serif);
  font-size: clamp(20px, 1.55vw, 25px);
  line-height: 1.9;
  letter-spacing: .07em;
}
.form-record .fr-rule { width: 34px; height: 1px; background: var(--fr-accent); margin: 26px 0; }

/* Intro / title scenes */
.form-record .fr-cut00 {
  min-height: var(--stable-svh-100, 100svh);
  display: flex;
  align-items: flex-end;
  padding-top: 150px;
  padding-bottom: clamp(150px, var(--stable-vh-20, 20vh), 230px);
}
.form-record .fr-cut00 .fr-record-id { margin: 0; font-size: 14px; line-height: 1.8; letter-spacing: .14em; }
.form-record .fr-cut00 .fr-record-id small { display: block; font-size: 10px; color: var(--fr-soft); letter-spacing: .18em; }
.form-record .fr-cut00 .fr-record-date { display: block; margin-top: 12px; font-size: 12px; color: var(--fr-soft); }
.form-record .fr-cut01 { min-height: var(--stable-svh-125, 125svh); display: flex; align-items: center; padding-top: 130px; padding-bottom: 130px; }
.form-record .fr-cut02 { padding-top: var(--stable-svh-14, 14svh); padding-bottom: var(--stable-svh-14, 14svh); }
.form-record .fr-mantra { min-height: var(--stable-svh-88, 88svh); display: flex; align-items: center; }
.form-record .fr-cut03 { min-height: var(--stable-svh-110, 110svh); display: flex; align-items: center; padding-block: 150px; }
.form-record .fr-cut04 { padding-top: 160px; padding-bottom: 220px; }
.form-record .fr-beat { margin-top: clamp(180px, var(--stable-vh-24, 24vh), 300px); }

/* Element scenes */
.form-record .fr-element { padding-top: 170px; padding-bottom: 210px; }
.form-record .fr-element-name { margin: 0; font-family: var(--serif); font-weight: 500; font-size: clamp(54px, 4vw, 68px); letter-spacing: .1em; }
.form-record .fr-element-role { margin: 26px 0 0; font-family: var(--serif); font-size: 26px; line-height: 1.8; letter-spacing: .08em; }
.form-record .fr-element-copy { margin-top: 150px; }
.form-record .fr-element-end { margin-top: 170px; }
.form-record .fr-cut08 .fr-reading { max-width: 580px; }
.form-record .fr-cut08 { padding-right: max(var(--fr-side), 42vw); }
.form-record .fr-silence { min-height: var(--stable-svh-72, 72svh); }
.form-record .fr-word-sequence { margin-top: 150px; display: grid; gap: 42px; font-family: var(--serif); font-size: 22px; letter-spacing: .12em; }

/* Authentic source document */
.form-record .fr-cut10 { padding-top: 170px; padding-bottom: 180px; }
.form-record .fr-source-title { margin-top: 34px; }
.form-record .fr-source-figure { width: min(100%, 1180px); margin: 110px auto 0; }
.form-record .fr-source-figure img { display: block; width: 100%; height: auto; }
.form-record .fr-caption { margin-top: 22px; font-size: 13px; line-height: 1.9; color: var(--fr-soft); letter-spacing: .04em; }
.form-record .fr-caption strong { display: block; margin-bottom: 3px; color: var(--fr-ink); font-weight: 500; }
.form-record .fr-caption em { display: block; margin-bottom: 8px; font-size: 10px; font-style: normal; letter-spacing: .12em; text-transform: uppercase; }

/* Observation sticky */
.form-record .fr-observation { min-height: 3800px; position: relative; }
.form-record .fr-observation-grid {
  position: sticky; top: 118px; min-height: calc(var(--stable-svh-100, 100svh) - 118px);
  display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(380px, .66fr); gap: clamp(60px, 7vw, 120px); align-items: center;
}
.form-record .fr-observation-media img { display: block; width: 100%; max-height: var(--stable-svh-70, 70svh); object-fit: contain; }
.form-record .fr-observation-copy { position: relative; min-height: 250px; }
.form-record .fr-observe-step {
  position: absolute; inset: 0; display: flex; align-items: center;
  opacity: 0; transform: translateY(8px); transition: opacity .5s ease, transform .5s ease;
  pointer-events: none;
}
.form-record .fr-observe-step.is-active { opacity: 1; transform: none; }
.form-record .fr-observe-step p { margin: 0; font-family: var(--serif); font-size: clamp(30px, 2.2vw, 38px); line-height: 1.7; letter-spacing: .07em; }

/* Diagrams */
.form-record .fr-cut12 { padding-top: 260px; padding-bottom: 220px; }
.form-record .fr-diagram-block { width: min(100%, 720px); margin: 0 auto; text-align: center; }
.form-record .fr-diagram-label { margin: 0 0 52px; text-align: left; font-size: 13px; letter-spacing: .13em; line-height: 1.7; }
.form-record .fr-diagram-label small { display: block; font-size: 10px; color: var(--fr-soft); letter-spacing: .15em; }
.form-record .fr-circle-svg { display: block; width: 440px; max-width: 70vw; height: auto; margin: 0 auto; overflow: visible; }
.form-record .fr-diagram-note { width: min(100%, 720px); margin: 130px auto 0; text-align: left; }
.form-record .fr-diagram-note .fr-display { margin-top: 90px; }

.form-record .fr-directions { min-height: 2850px; position: relative; }
.form-record .fr-directions-grid {
  position: sticky; top: 112px; min-height: calc(var(--stable-svh-100, 100svh) - 112px);
  display: grid; grid-template-columns: minmax(520px, .9fr) minmax(520px, .9fr); gap: clamp(60px, 7vw, 130px); align-items: center;
}
.form-record .fr-directions-copy { position: relative; min-height: 430px; }
.form-record .fr-dir-step {
  position: absolute; inset: 0; opacity: 0; transform: translateY(8px); transition: opacity .5s ease, transform .5s ease;
  display: flex; flex-direction: column; justify-content: center; pointer-events: none;
}
.form-record .fr-dir-step.is-active { opacity: 1; transform: none; }
.form-record .fr-dir-name { margin: 0 0 26px; font-family: var(--serif); font-size: 36px; letter-spacing: .1em; }
.form-record .fr-dir-name small { display: block; margin-top: 6px; font-family: var(--sans); font-size: 10px; color: var(--fr-soft); letter-spacing: .15em; }
.form-record .fr-dir-step .fr-prose { font-size: 17px; }
.form-record .fr-dir-conclusion { margin-top: 54px; font-family: var(--serif); font-size: 36px; line-height: 1.65; }
.form-record .fr-axis-label { font-family: var(--sans); font-size: 12px; fill: rgba(17,17,17,.72); letter-spacing: .08em; }
.form-record .fr-axis-sub { font-size: 8px; fill: rgba(17,17,17,.46); letter-spacing: .09em; }
.form-record .fr-axis-line { stroke: rgba(17,17,17,.15); stroke-width: 1; }
.form-record .fr-circle-line { fill: none; stroke: #111; stroke-width: 2.2; }
.form-record .fr-gap-mask { fill: var(--fr-paper); }
.form-record .fr-flow-line { fill: none; stroke: rgba(17,17,17,.12); stroke-width: 1.6; stroke-linecap: round; }

/* Search for 10:59:30 */
.form-record .fr-cut16 { padding-top: 260px; padding-bottom: 160px; }
.form-record .fr-search-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(30px, 4vw, 72px); align-items: start; margin-top: 110px; }
.form-record .fr-search-frame { text-align: center; }
.form-record .fr-search-frame .fr-circle-svg { width: min(100%, 320px); max-width: 100%; }
.form-record .fr-search-frame p { margin: 24px 0 0; font-size: 12px; color: var(--fr-soft); line-height: 1.8; }
.form-record .fr-time-reveal { min-height: var(--stable-svh-125, 125svh); display: flex; align-items: center; justify-content: center; padding: 140px var(--fr-side); }
.form-record .fr-time-reveal p { margin: 0; font-family: var(--serif); font-size: clamp(52px, 4vw, 64px); letter-spacing: .08em; }
.form-record .fr-act-end-space { min-height: var(--stable-svh-90, 90svh); }
.form-record .fr-next-act { padding: 140px var(--fr-side) 190px; border-top: 1px solid var(--fr-line); }
.form-record .fr-next-act p { margin: 0; font-size: 13px; color: var(--fr-soft); letter-spacing: .12em; }
.form-record .fr-next-act h2 { margin: 24px 0 0; font-family: var(--serif); font-size: 34px; line-height: 1.6; letter-spacing: .07em; }


/* Chapter / resume anchor landing position under the fixed site header. */
.form-record [data-resume-id],
.form-record #act-1,
.form-record #act-2,
.form-record #act-3,
.form-record #act-4,
.form-record #epilogue { scroll-margin-top: 118px; }

@media (max-width: 900px) {
  .form-record [data-resume-id],
  .form-record #act-1,
  .form-record #act-2,
  .form-record #act-3,
  .form-record #act-4,
  .form-record #epilogue { scroll-margin-top: 104px; }
}

/* Chapter navigation */
.fr-chapter-toggle {
  position: fixed; top: 96px; right: 18px; z-index: 46;
  border: 1px solid rgba(17,17,17,.16); background: rgba(251,252,250,.92); backdrop-filter: blur(12px);
  padding: 9px 12px; cursor: pointer; font-size: 10px; letter-spacing: .12em;
}
.fr-chapter-toggle small { display: block; margin-top: 2px; color: var(--fr-soft); font-size: 8px; letter-spacing: .14em; }
.fr-chapter-panel {
  position: fixed; top: 138px; right: 18px; z-index: 45; width: min(390px, calc(100vw - 36px));
  padding: 24px; border: 1px solid rgba(17,17,17,.14); background: rgba(251,252,250,.97); backdrop-filter: blur(15px);
  box-shadow: 0 20px 70px rgba(17,17,17,.07);
}
.fr-chapter-panel[hidden] { display: none; }
.fr-chapter-panel h2 { margin: 0 0 20px; font-family: var(--sans); font-size: 12px; font-weight: 500; letter-spacing: .13em; }
.fr-chapter-panel h2 small { display: block; margin-top: 3px; font-size: 9px; color: var(--fr-soft); }
.fr-chapter-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--fr-line); }
.fr-chapter-list li { border-bottom: 1px solid var(--fr-line); }
.fr-chapter-list a, .fr-chapter-list span {
  display: block; padding: 14px 0; font-size: 12px; line-height: 1.65;
}
.fr-chapter-list a small, .fr-chapter-list span small { display: block; margin-top: 2px; font-size: 8px; color: var(--fr-soft); letter-spacing: .1em; text-transform: uppercase; }
.fr-chapter-list span[aria-disabled="true"] { color: rgba(17,17,17,.35); }
.fr-resume { display: block; width: 100%; margin: 18px 0 0; border: 0; border-top: 1px solid var(--fr-line); background: none; padding: 18px 0 0; text-align: left; cursor: pointer; font-size: 11px; line-height: 1.7; }
.fr-resume[hidden] { display: none; }
.fr-resume small { display: block; font-size: 8px; color: var(--fr-soft); letter-spacing: .12em; }

/* Reveal only on this page */
.form-record .fr-reveal { opacity: 0; transform: translateY(10px); transition: opacity .7s ease, transform .7s ease; }
.form-record .fr-reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .form-record { --fr-side: 24px; }
  .form-record .fr-reading--offset { margin-left: 0; }
  .form-record .fr-title { font-size: clamp(42px, 11vw, 52px); line-height: 1.48; }
  .form-record .fr-subtitle { margin-top: 50px; font-size: 19px; }
  .form-record .fr-display { font-size: clamp(34px, 9.3vw, 42px); line-height: 1.65; }
  .form-record .fr-display--b { font-size: clamp(31px, 8.5vw, 38px); }
  .form-record .fr-display--c { font-size: 29px; }
  .form-record .fr-prose { font-size: 17px; line-height: 1.9; }
  .form-record .fr-cut00 { padding-bottom: 118px; }
  .form-record .fr-cut01 { min-height: var(--stable-svh-115, 115svh); padding-top: 120px; }
  .form-record .fr-mantra { min-height: var(--stable-svh-86, 86svh); }
  .form-record .fr-cut03 { min-height: var(--stable-svh-100, 100svh); }
  .form-record .fr-cut04 { padding-top: 120px; padding-bottom: 170px; }
  .form-record .fr-beat { margin-top: var(--stable-svh-42, 42svh); }
  .form-record .fr-element { padding-top: 130px; padding-bottom: 170px; }
  .form-record .fr-element-name { font-size: 48px; }
  .form-record .fr-element-role { margin-top: 20px; font-size: 20px; }
  .form-record .fr-element-copy { margin-top: 80px; }
  .form-record .fr-element-end { margin-top: 110px; }
  .form-record .fr-cut08 { padding-right: var(--fr-side); }
  .form-record .fr-cut08 .fr-reading { max-width: none; }
  .form-record .fr-silence { min-height: var(--stable-svh-48, 48svh); }
  .form-record .fr-word-sequence { margin-top: 95px; gap: 32px; font-size: 20px; }
  .form-record .fr-cut10 { padding-top: 130px; padding-bottom: 130px; }
  .form-record .fr-source-title { margin-top: 26px; }
  .form-record .fr-source-figure { width: 100%; margin-top: 70px; }

  /* Mobile: no long source-document sticky. Reframe as sequential crops. */
  .form-record .fr-observation { min-height: auto; padding-bottom: 150px; }
  .form-record .fr-observation-grid { position: static; min-height: 0; display: block; }
  .form-record .fr-observation-media { margin-bottom: 90px; }
  .form-record .fr-observation-media img { max-height: none; }
  .form-record .fr-observation-copy { min-height: 0; }
  .form-record .fr-observe-step { position: static; opacity: 1; transform: none; display: block; margin: 0 0 100px; }
  .form-record .fr-observe-step p { font-size: 28px; line-height: 1.65; }
  .form-record .fr-observe-step::before {
    content: ""; display: block; width: 100%; aspect-ratio: 4 / 2.35; margin-bottom: 32px;
    background-image: var(--fr-crop-image); background-size: 190%; background-repeat: no-repeat; background-position: var(--fr-crop-pos, center);
  }
  .form-record .fr-observe-step:nth-child(1)::before { --fr-crop-pos: 72% 60%; }
  .form-record .fr-observe-step:nth-child(2)::before { --fr-crop-pos: 23% 24%; }
  .form-record .fr-observe-step:nth-child(3)::before { --fr-crop-pos: 24% 58%; }
  .form-record .fr-observe-step:nth-child(4)::before { --fr-crop-pos: 23% 13%; }

  .form-record .fr-cut12 { padding-top: 180px; padding-bottom: 160px; }
  .form-record .fr-circle-svg { width: 240px; max-width: 75vw; }
  .form-record .fr-diagram-label { margin-bottom: 38px; }
  .form-record .fr-diagram-note { margin-top: 90px; }
  .form-record .fr-diagram-note .fr-display { margin-top: 64px; }

  /* Mobile: direction study becomes sequential rather than two-column sticky. */
  .form-record .fr-directions { min-height: auto; padding-bottom: 180px; }
  .form-record .fr-directions-grid { position: static; min-height: 0; display: block; }
  .form-record .fr-directions-figure { margin-bottom: 90px; }
  .form-record .fr-directions-copy { min-height: 0; }
  .form-record .fr-dir-step { position: static; opacity: 1; transform: none; display: block; margin-bottom: 120px; }
  .form-record .fr-dir-step .fr-prose { font-size: 17px; }
  .form-record .fr-dir-name { font-size: 28px; }
  .form-record .fr-dir-conclusion { font-size: 32px; }
  .form-record .fr-dir-step::before {
    content: ""; display: block; width: 220px; aspect-ratio: 1; margin: 0 auto 42px;
    border: 2px solid var(--fr-ink); border-radius: 50%; background: var(--fr-paper);
  }
  .form-record .fr-dir-step[data-dir="east"]::before { clip-path: polygon(0 0, 97% 0, 97% 42%, 100% 42%, 100% 58%, 97% 58%, 97% 100%, 0 100%); }
  .form-record .fr-search-grid { grid-template-columns: 1fr; gap: 100px; margin-top: 80px; }
  .form-record .fr-search-frame .fr-circle-svg { width: 230px; }
  .form-record .fr-time-reveal { min-height: var(--stable-svh-112, 112svh); padding-inline: 24px; }
  .form-record .fr-time-reveal p { font-size: clamp(40px, 10.5vw, 46px); }
  .form-record .fr-act-end-space { min-height: var(--stable-svh-95, 95svh); }
  .fr-chapter-toggle { top: 88px; right: 14px; }
  .fr-chapter-panel { top: 130px; left: 14px; right: 14px; width: auto; max-height: calc(var(--stable-svh-100, 100svh) - 148px); overflow: auto; }
}

@media (max-width: 360px) {
  .form-record { --fr-side: 20px; }
  .form-record .fr-title { font-size: 39px; }
  .form-record .fr-display { font-size: 34px; }
  .form-record .fr-prose { font-size: 16.5px; }
  .form-record .fr-element-name { font-size: 44px; }
  .form-record .fr-circle-svg { width: 220px; }
}

@media (prefers-reduced-motion: reduce) {
  .form-record .fr-reveal, .form-record .fr-observe-step, .form-record .fr-dir-step { transition: none !important; transform: none !important; }
  .form-record .fr-reveal { opacity: 1 !important; }
  .form-record .fr-observation, .form-record .fr-directions { min-height: auto; }
  .form-record .fr-observation-grid, .form-record .fr-directions-grid { position: static; display: block; min-height: 0; }
  .form-record .fr-observe-step, .form-record .fr-dir-step { position: static; opacity: 1; margin: 80px 0; }
}

/* Accurate mobile direction frames. */
.form-record .fr-dir-mobile-figure { display: none; }
@media (max-width: 900px) {
  .form-record .fr-dir-mobile-figure { display: block; margin: 0 0 42px; }
  .form-record .fr-dir-mobile-figure .fr-circle-svg { width: 220px; }
  .form-record .fr-dir-step::before { display: none !important; }
}

/* =========================================================
   ACT II / 気配を、測る。 prototype v2.7
   ========================================================= */
.form-record .fr-act2-intro { padding-top: 180px; padding-bottom: 220px; }
.form-record .fr-act2-grid,
.form-record .fr-two-col,
.form-record .fr-theta-grid,
.form-record .fr-wall-grid {
  display: grid;
  grid-template-columns: minmax(420px,.9fr) minmax(0,1fr);
  gap: clamp(60px,7vw,130px);
  align-items: center;
}
.form-record .fr-act2-copy { width: min(100%, 680px); }
.form-record .fr-act-preface {
  margin: 26px 0 80px;
  font-size: 16px;
  line-height: 1.95;
  color: var(--fr-soft);
}
.form-record .fr-act-heading {
  margin: 0 0 78px;
  font-family: var(--serif);
  font-size: clamp(38px,2.8vw,48px);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: .065em;
}
.form-record .fr-act2-conclusion { margin-top: 120px; }
.form-record .fr-flow-line { fill: none; stroke: rgba(17,17,17,.12); stroke-width: 3; stroke-linecap: round; }
.form-record .fr-position-dot { fill: var(--fr-ink); }
.form-record .fr-radius-line { stroke: rgba(17,17,17,.36); stroke-width: 1.7; }
.form-record .fr-theta-label { font-family: var(--serif); font-size: 34px; fill: var(--fr-ink); }

.form-record .fr-act2-duality { padding-top: 120px; padding-bottom: 200px; }
.form-record .fr-duality-gap { min-height: var(--stable-svh-42, 42svh); }
.form-record .fr-duality-gap--short { min-height: var(--stable-svh-28, 28svh); }
.form-record .fr-act2-position-width { padding-top: 180px; padding-bottom: 220px; }

.form-record .fr-calc-block,
.form-record .fr-angle-small,
.form-record .fr-percent-study,
.form-record .fr-keep-discard,
.form-record .fr-proportion-study,
.form-record .fr-formula-intro,
.form-record .fr-theta-study,
.form-record .fr-number-pause,
.form-record .fr-wall-study,
.form-record .fr-math-disclaimer,
.form-record .fr-line-to-wall,
.form-record .fr-sidewall-zero,
.form-record .fr-sidewall-compare,
.form-record .fr-one-degree,
.form-record .fr-act2-summary { padding-top: 190px; padding-bottom: 220px; }

.form-record .fr-calc-hero,
.form-record .fr-number-display,
.form-record .fr-formula-main {
  margin: 0;
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: .045em;
  color: var(--fr-ink);
}
.form-record .fr-calc-hero { margin-top: 54px; font-size: clamp(62px,5.3vw,92px); }
.form-record .fr-number-display { text-align: center; font-size: clamp(82px,7vw,118px); }
.form-record .fr-number-display--small { font-size: clamp(58px,5vw,84px); }
.form-record .fr-calc-caption { margin: 44px 0 0; font-size: 17px; line-height: 1.8; color: var(--fr-soft); }
.form-record .fr-calc-steps { margin-top: 130px; display: grid; gap: 92px; }
.form-record .fr-calc-steps--center { margin-top: 0; }
.form-record .fr-calc-step { display: grid; gap: 15px; }
.form-record .fr-calc-step span { font-size: 13px; color: var(--fr-soft); letter-spacing: .08em; }
.form-record .fr-calc-step strong { font-family: var(--serif); font-size: clamp(32px,2.6vw,46px); font-weight: 500; letter-spacing: .04em; line-height: 1.5; }
.form-record .fr-symbol-note { margin-top: 4px; font-size: 13px; line-height: 1.8; color: var(--fr-soft); }
.form-record .fr-symbol-note b { color: var(--fr-ink); }
.form-record .fr-angle-small-diagram { margin-top: 130px; }
.form-record .fr-angle-small-end { width: min(100%,720px); margin: 120px auto 0; }
.form-record .fr-gap-mask--tiny { fill: var(--fr-paper); }
.form-record .fr-silence--short { min-height: var(--stable-svh-42, 42svh); }
.form-record .fr-silence--mini { min-height: var(--stable-svh-24, 24svh); }

.form-record .fr-keep-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 56px;
}
.form-record .fr-keep-card { padding: 38px 0; border-top: 1px solid var(--fr-line); border-bottom: 1px solid var(--fr-line); }
.form-record .fr-keep-card small { display: block; margin-bottom: 26px; font-size: 11px; letter-spacing: .14em; color: var(--fr-soft); }
.form-record .fr-keep-card strong { display: block; font-family: var(--serif); font-size: clamp(32px,2.6vw,44px); font-weight: 500; line-height: 1.45; }
.form-record .fr-keep-card p { margin: 18px 0 0; font-size: 15px; color: var(--fr-soft); }
.form-record .fr-keep-card--keep { border-top-color: var(--fr-ink); }
.form-record .fr-keep-copy { margin-top: 160px; }
.form-record .fr-keep-copy .fr-display + .fr-display { margin-top: 120px; }

.form-record .fr-diameter-pair {
  margin-top: 130px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: clamp(90px,10vw,180px);
}
.form-record .fr-diameter-pair > div { text-align: center; display: grid; gap: 26px; justify-items: center; }
.form-record .fr-diameter-pair strong { font-size: 16px; font-weight: 500; }
.form-record .fr-diameter-circle { display: block; border: 2px solid var(--fr-ink); border-radius: 50%; }
.form-record .fr-diameter-circle--18 { width: 250px; aspect-ratio: 1; }
.form-record .fr-diameter-circle--21 { width: 292px; aspect-ratio: 1; }
.form-record .fr-symbol-intro {
  width: min(100%,760px);
  margin: 150px auto 0;
  display: grid;
  grid-template-columns: 150px 1fr;
  align-items: start;
  gap: 54px;
}
.form-record .fr-symbol-intro > strong { font-family: var(--serif); font-size: clamp(64px,5vw,84px); font-weight: 500; line-height: 1; }
.form-record .fr-symbol-intro div { display: grid; gap: 12px; }
.form-record .fr-symbol-intro b { font-size: 18px; font-weight: 500; }
.form-record .fr-symbol-intro span { font-size: 18px; line-height: 1.8; }
.form-record .fr-symbol-intro small { font-size: 13px; line-height: 1.8; color: var(--fr-soft); }
.form-record .fr-symbol-intro--compact { margin: 0 0 56px; grid-template-columns: 92px 1fr; gap: 30px; }
.form-record .fr-symbol-intro--compact > strong { font-size: 52px; }
.form-record .fr-symbol-intro--compact span { font-size: 16px; }

.form-record .fr-formula-main { margin: 170px auto 0; text-align: center; font-size: clamp(62px,5.5vw,96px); }
.form-record .fr-formula-main--mid { margin-top: 110px; font-size: clamp(48px,4vw,70px); }
.form-record .fr-formula-japanese { width: min(100%,760px); margin: 70px auto 0; text-align: center; font-size: 24px; line-height: 1.8; letter-spacing: .04em; }
.form-record .fr-example-grid {
  width: min(100%,1050px);
  margin: 140px auto 0;
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 70px;
}
.form-record .fr-example { display: grid; gap: 20px; border-top: 1px solid var(--fr-line); padding-top: 28px; }
.form-record .fr-example small { font-size: 12px; color: var(--fr-soft); letter-spacing: .08em; }
.form-record .fr-example strong { font-family: var(--serif); font-size: clamp(28px,2.1vw,38px); font-weight: 500; line-height: 1.55; }
.form-record .fr-example span { font-size: 15px; color: var(--fr-soft); }
.form-record .fr-example-grid--compact { margin-top: 80px; gap: 40px; }

.form-record .fr-theta-formulas { margin-top: 140px; }
.form-record .fr-number-pause { min-height: var(--stable-svh-125, 125svh); display: flex; align-items: center; }
.form-record .fr-number-pause .fr-calc-caption { text-align: center; }

.form-record .fr-wall-pair { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 48px; align-items: end; }
.form-record .fr-wall-pair figure { margin: 0; text-align: center; }
.form-record .fr-wall-pair figcaption { margin-top: 20px; font-size: 14px; color: var(--fr-soft); }
.form-record .fr-circle-svg--small { width: 260px; max-width: 100%; }
.form-record .fr-wall-ring { fill: none; stroke: var(--fr-ink); stroke-width: 28; }
.form-record .fr-wall-gap-mask { fill: var(--fr-paper); }
.form-record .fr-math-disclaimer .fr-display + .fr-prose { margin-top: 110px; }
.form-record .fr-math-disclaimer .fr-prose + .fr-display { margin-top: 140px; }
.form-record .fr-line-wall-sequence { display: flex; justify-content: center; align-items: center; gap: 70px; }
.form-record .fr-line-wall-sequence > span { font-size: 36px; color: var(--fr-soft); }
.form-record .fr-line-to-wall .fr-display { width: min(100%,760px); margin: 110px auto 0; text-align: center; }
.form-record .fr-line-to-wall .fr-prose { width: min(100%,720px); margin: 0 auto; }

.form-record .fr-sidewall-closeup svg { display: block; width: min(100%,560px); height: auto; }
.form-record .fr-sidewall-mass,
.form-record .fr-sidewall-band { fill: var(--fr-ink); }
.form-record .fr-sidewall-cut,
.form-record .fr-sidewall-face { stroke: var(--fr-paper); stroke-width: 14; stroke-linecap: butt; }
.form-record .fr-sidewall-guide { stroke: var(--fr-faint); stroke-width: 1.5; stroke-dasharray: 5 6; }
.form-record .fr-sidewall-cards {
  margin-top: 130px;
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 50px;
}
.form-record .fr-sidewall-card { margin: 0; }
.form-record .fr-sidewall-card svg { width: 100%; height: auto; display: block; }
.form-record .fr-sidewall-card figcaption { display: grid; gap: 9px; margin-top: 26px; }
.form-record .fr-sidewall-card figcaption strong { font-size: 18px; font-weight: 500; }
.form-record .fr-sidewall-card figcaption small { font-size: 10px; letter-spacing: .12em; color: var(--fr-soft); }
.form-record .fr-sidewall-card figcaption span { margin-top: 8px; font-size: 14px; line-height: 1.7; color: var(--fr-soft); }
.form-record .fr-sidewall-card--adopted { transform: scale(1.045); transform-origin: center bottom; }
.form-record .fr-one-degree .fr-formula-japanese { margin-top: 64px; }
.form-record .fr-one-degree .fr-prose { margin-top: 110px; }

.form-record .fr-condition-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: clamp(40px,5vw,80px);
}
.form-record .fr-condition { padding-top: 28px; border-top: 1px solid var(--fr-line); }
.form-record .fr-condition small { display: block; min-height: 34px; font-size: 10px; line-height: 1.6; letter-spacing: .12em; color: var(--fr-soft); }
.form-record .fr-condition strong { display: block; margin-top: 24px; font-family: var(--serif); font-size: clamp(26px,2.2vw,38px); font-weight: 500; line-height: 1.5; }
.form-record .fr-act2-summary-copy { margin-top: 150px; }
.form-record .fr-act2-summary-copy .fr-display { margin-top: 100px; }
.form-record .fr-empty-field { margin: 180px auto 0; width: min(100%,620px); }
.form-record .fr-act2-ending { margin: 140px auto 0; }
.form-record .fr-act2-ending .fr-display { margin-top: 110px; }

@media (max-width: 900px) {
  .form-record .fr-act2-intro,
  .form-record .fr-act2-position-width,
  .form-record .fr-calc-block,
  .form-record .fr-angle-small,
  .form-record .fr-percent-study,
  .form-record .fr-keep-discard,
  .form-record .fr-proportion-study,
  .form-record .fr-formula-intro,
  .form-record .fr-theta-study,
  .form-record .fr-number-pause,
  .form-record .fr-wall-study,
  .form-record .fr-math-disclaimer,
  .form-record .fr-line-to-wall,
  .form-record .fr-sidewall-zero,
  .form-record .fr-sidewall-compare,
  .form-record .fr-one-degree,
  .form-record .fr-act2-summary { padding-top: 130px; padding-bottom: 150px; }

  .form-record .fr-act2-grid,
  .form-record .fr-two-col,
  .form-record .fr-theta-grid,
  .form-record .fr-wall-grid { grid-template-columns: 1fr; gap: 90px; }
  .form-record .fr-act2-grid .fr-act2-diagram { order: 2; }
  .form-record .fr-act2-copy { order: 1; }
  .form-record .fr-act-preface { margin-bottom: 58px; }
  .form-record .fr-act-heading { margin-bottom: 54px; font-size: 34px; }
  .form-record .fr-act2-conclusion { margin-top: 72px; }
  .form-record .fr-act2-duality { padding-top: 90px; padding-bottom: 130px; }
  .form-record .fr-duality-gap { min-height: var(--stable-svh-46, 46svh); }
  .form-record .fr-duality-gap--short { min-height: var(--stable-svh-32, 32svh); }

  .form-record .fr-calc-hero { font-size: clamp(48px,13vw,62px); line-height: 1.3; }
  .form-record .fr-number-display { font-size: clamp(62px,18vw,74px); }
  .form-record .fr-number-display--small { font-size: clamp(48px,14vw,60px); }
  .form-record .fr-calc-steps { margin-top: 95px; gap: 82px; }
  .form-record .fr-calc-step strong { font-size: clamp(28px,8vw,34px); overflow-wrap: anywhere; }
  .form-record .fr-angle-small-diagram { margin-top: 95px; }
  .form-record .fr-angle-small-end { margin-top: 90px; }

  .form-record .fr-keep-grid { grid-template-columns: 1fr; gap: 72px; }
  .form-record .fr-keep-copy { margin-top: 120px; }
  .form-record .fr-keep-copy .fr-display + .fr-display { margin-top: 90px; }
  .form-record .fr-diameter-pair { margin-top: 100px; flex-direction: column; align-items: center; gap: 80px; }
  .form-record .fr-diameter-circle--18 { width: 200px; }
  .form-record .fr-diameter-circle--21 { width: 233px; }
  .form-record .fr-symbol-intro { margin-top: 110px; grid-template-columns: 76px 1fr; gap: 24px; }
  .form-record .fr-symbol-intro > strong { font-size: 56px; }
  .form-record .fr-symbol-intro b,
  .form-record .fr-symbol-intro span { font-size: 16px; }
  .form-record .fr-symbol-intro--compact { grid-template-columns: 64px 1fr; gap: 20px; margin-bottom: 46px; }
  .form-record .fr-symbol-intro--compact > strong { font-size: 42px; }

  .form-record .fr-formula-main { margin-top: 120px; font-size: clamp(46px,12.5vw,58px); white-space: nowrap; }
  .form-record .fr-formula-main--mid { margin-top: 80px; font-size: clamp(40px,10vw,50px); }
  .form-record .fr-formula-japanese { margin-top: 52px; font-size: 20px; text-align: left; }
  .form-record .fr-example-grid { margin-top: 105px; grid-template-columns: 1fr; gap: 72px; }
  .form-record .fr-example strong { font-size: 29px; overflow-wrap: anywhere; }

  .form-record .fr-theta-grid .fr-diagram-block { order: 2; }
  .form-record .fr-theta-grid .fr-reading { order: 1; }
  .form-record .fr-theta-formulas { margin-top: 90px; }
  .form-record .fr-number-pause { min-height: var(--stable-svh-105, 105svh); }
  .form-record .fr-wall-pair { grid-template-columns: 1fr; gap: 72px; }
  .form-record .fr-wall-pair .fr-circle-svg--small { width: 220px; }
  .form-record .fr-line-wall-sequence { flex-direction: column; gap: 40px; }
  .form-record .fr-line-wall-sequence > span { transform: rotate(90deg); }
  .form-record .fr-line-to-wall .fr-display { margin-top: 80px; text-align: left; }

  .form-record .fr-sidewall-cards { grid-template-columns: 1fr; gap: 100px; margin-top: 100px; }
  .form-record .fr-sidewall-card { width: min(100%,300px); margin-inline: auto; }
  .form-record .fr-sidewall-card--adopted { transform: none; }
  .form-record .fr-one-degree .fr-prose { margin-top: 82px; }
  .form-record .fr-condition-grid { grid-template-columns: 1fr; gap: 100px; }
  .form-record .fr-condition strong { font-size: 32px; }
  .form-record .fr-act2-summary-copy { margin-top: 120px; }
  .form-record .fr-empty-field { margin-top: 130px; }
  .form-record .fr-act2-ending { margin-top: 100px; }
}

@media (max-width: 360px) {
  .form-record .fr-formula-main { font-size: 42px; }
  .form-record .fr-calc-step strong { font-size: 27px; }
  .form-record .fr-symbol-intro { grid-template-columns: 62px 1fr; }
  .form-record .fr-symbol-intro > strong { font-size: 49px; }
}

/* =========================================================
   ACT III / 世界を、立ち上げる。 prototype v2.8
   Conceptual diagrams only. No official master geometry here.
   ========================================================= */
.form-record .fr-act3-intro,
.form-record .fr-tree-center,
.form-record .fr-natural-balance,
.form-record .fr-position-contacts,
.form-record .fr-relational-space,
.form-record .fr-bonsai,
.form-record .fr-branch-study,
.form-record .fr-detail-study,
.form-record .fr-forest-structure,
.form-record .fr-forest-depth,
.form-record .fr-understanding-distance,
.form-record .fr-ground-study,
.form-record .fr-world-emerges,
.form-record .fr-act3-summary { padding-top: 190px; padding-bottom: 230px; }

.form-record .fr-act3-intro-grid {
  display: grid;
  grid-template-columns: minmax(420px,.9fr) minmax(0,1fr);
  gap: clamp(60px,7vw,130px);
  align-items: center;
}
.form-record .fr-act3-field { display:flex; justify-content:center; }
.form-record .fr-concept-world { width:min(100%,520px); }

/* Conceptual tree language: deliberately explanatory, not master geometry. */
.form-record .fr-tree-glyph { fill:none; stroke:var(--fr-ink); stroke-width:14; stroke-linecap:round; stroke-linejoin:round; }
.form-record .fr-tree-glyph--soft { stroke:rgba(17,17,17,.24); }
.form-record .fr-tree-glyph .fr-branch-focus,
.form-record .fr-branch-focus { stroke:var(--fr-ink); stroke-width:15; fill:none; stroke-linecap:round; stroke-linejoin:round; }
.form-record .fr-tree-glyph--motion { transition: transform .65s cubic-bezier(.2,.7,.2,1); transform-box:fill-box; transform-origin:center; }

.form-record .fr-tree-center .fr-display { margin-top:72px; }
.form-record .fr-tree-center .fr-prose + .fr-display { margin-top:90px; }
.form-record .fr-natural-balance .fr-word-fall { display:grid; gap:36px; margin-bottom:150px; }
.form-record .fr-natural-balance .fr-prose { margin-top:120px; }
.form-record .fr-natural-balance .fr-prose + .fr-display { margin-top:110px; }

/* Tree position sequence */
.form-record .fr-tree-motion { min-height:3400px; position:relative; padding-top:90px; padding-bottom:120px; }
.form-record .fr-tree-motion-grid {
  position:sticky; top:112px; min-height:calc(var(--stable-svh-100, 100svh) - 112px);
  display:grid; grid-template-columns:minmax(520px,.95fr) minmax(440px,.75fr); gap:clamp(60px,7vw,130px); align-items:center;
}
.form-record .fr-tree-motion-copy { position:relative; min-height:440px; }
.form-record .fr-tree-step {
  position:absolute; inset:0; display:flex; flex-direction:column; justify-content:center;
  opacity:0; transform:translateY(8px); transition:opacity .45s ease, transform .45s ease; pointer-events:none;
}
.form-record .fr-tree-step.is-active { opacity:1; transform:none; }
.form-record .fr-tree-step p { margin:0; font-family:var(--serif); font-size:clamp(34px,2.4vw,44px); letter-spacing:.075em; }
.form-record .fr-tree-step span { display:block; margin-top:28px; font-size:17px; line-height:1.9; color:var(--fr-soft); }
.form-record .fr-tree-motion-figure .fr-circle-svg { width:min(100%,520px); }

/* Position contact-sheet */
.form-record .fr-position-strip { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:clamp(22px,3vw,52px); margin-top:110px; }
.form-record .fr-position-sample { margin:0; text-align:center; opacity:.54; }
.form-record .fr-position-sample--adopted { opacity:1; }
.form-record .fr-position-sample svg { display:block; width:100%; height:auto; }
.form-record .fr-position-sample figcaption { margin-top:18px; font-size:12px; color:var(--fr-soft); }
.form-record .fr-position-copy { margin:110px auto 0; }

/* Relational space / bonsai */
.form-record .fr-relational-figure { width:min(100%,760px); margin:0 auto; }
.form-record .fr-relational-figure .fr-circle-svg { width:min(100%,620px); }
.form-record .fr-relational-copy { margin:140px auto 0; }
.form-record .fr-relational-copy .fr-prose { margin-top:90px; }
.form-record .fr-bonsai { min-height:1900px; display:flex; align-items:center; }
.form-record .fr-bonsai-word { margin:0; font-family:var(--serif); font-size:clamp(70px,6vw,112px); letter-spacing:.18em; }
.form-record .fr-bonsai-sub { margin:42px 0 150px; font-family:var(--serif); font-size:24px; letter-spacing:.08em; }
.form-record .fr-bonsai .fr-prose + .fr-display { margin-top:150px; }

/* Branch / detail studies */
.form-record .fr-branch-panels { display:grid; grid-template-columns:1fr 1fr; gap:clamp(40px,5vw,90px); margin-top:100px; }
.form-record .fr-branch-panel { margin:0; }
.form-record .fr-branch-panel svg { display:block; width:100%; height:auto; }
.form-record .fr-branch-panel h3 { margin:24px 0 8px; font-family:var(--serif); font-size:28px; font-weight:500; letter-spacing:.07em; }
.form-record .fr-branch-panel p { margin:0; font-size:15px; color:var(--fr-soft); }
.form-record .fr-branch-copy { margin:130px auto 0; }
.form-record .fr-branch-copy .fr-prose + .fr-display { margin-top:120px; }
.form-record .fr-opening-branch { margin-top:180px; display:grid; grid-template-columns:minmax(0,1.15fr) minmax(360px,.75fr); gap:clamp(50px,6vw,110px); align-items:center; }
.form-record .fr-opening-branch svg { width:100%; height:auto; }
.form-record .fr-large-circle-arc { fill:none; stroke:var(--fr-ink); stroke-width:4; }
.form-record .fr-qi-corridor { fill:none; stroke:rgba(17,17,17,.18); stroke-width:3; stroke-dasharray:8 12; }
.form-record .fr-opening-branch .fr-prose { margin-top:42px; }

.form-record .fr-detail-group + .fr-detail-group { margin-top:210px; }
.form-record .fr-detail-strip { display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(28px,4vw,64px); margin-top:90px; }
.form-record .fr-detail-sample { margin:0; text-align:center; opacity:.58; }
.form-record .fr-detail-sample--adopted { opacity:1; }
.form-record .fr-detail-sample svg { display:block; width:100%; height:auto; }
.form-record .fr-detail-sample figcaption { margin-top:16px; font-size:12px; color:var(--fr-soft); }
.form-record .fr-detail-line { fill:none; stroke:var(--fr-ink); stroke-width:18; stroke-linecap:round; stroke-linejoin:round; }
.form-record .fr-detail-thick { fill:none; stroke:var(--fr-ink); stroke-width:28; stroke-linecap:round; stroke-linejoin:round; }
.form-record .fr-trunk-shape { fill:var(--fr-ink); }
.form-record .fr-detail-conclusion { width:min(100%,760px); margin:110px auto 0; }

/* Forest sequence */
.form-record .fr-forest-motion { min-height:3500px; position:relative; padding-top:90px; padding-bottom:120px; }
.form-record .fr-forest-motion-grid {
  position:sticky; top:112px; min-height:calc(var(--stable-svh-100, 100svh) - 112px);
  display:grid; grid-template-columns:minmax(520px,.95fr) minmax(440px,.75fr); gap:clamp(60px,7vw,130px); align-items:center;
}
.form-record .fr-forest-motion-figure .fr-circle-svg { width:min(100%,520px); }
.form-record .fr-forest-mass { fill:var(--fr-ink); transition:transform .65s cubic-bezier(.2,.7,.2,1); }
.form-record .fr-forest-motion-copy { position:relative; min-height:450px; }
.form-record .fr-forest-step { position:absolute; inset:0; display:flex; flex-direction:column; justify-content:center; opacity:0; transform:translateY(8px); transition:opacity .45s ease,transform .45s ease; pointer-events:none; }
.form-record .fr-forest-step.is-active { opacity:1; transform:none; }
.form-record .fr-forest-step p { margin:0; font-family:var(--serif); font-size:clamp(34px,2.4vw,44px); line-height:1.6; letter-spacing:.07em; }
.form-record .fr-forest-step span { margin-top:28px; font-size:17px; line-height:1.9; color:var(--fr-soft); }

/* Forest structure / returning 10% */
.form-record .fr-forest-bars { width:min(100%,980px); margin:100px auto 0; display:grid; grid-template-columns:.9fr .4fr .45fr; min-height:180px; border-top:1px solid var(--fr-line); border-bottom:1px solid var(--fr-line); }
.form-record .fr-forest-bar { display:flex; flex-direction:column; align-items:center; justify-content:center; padding:30px 12px; background:rgba(17,17,17,.08); border-right:1px solid var(--fr-paper); }
.form-record .fr-forest-bar--corridor { background:transparent; }
.form-record .fr-forest-bar--secondary { background:rgba(17,17,17,.05); border-right:0; }
.form-record .fr-forest-bar span { font-size:12px; color:var(--fr-soft); }
.form-record .fr-forest-bar strong { margin-top:14px; font-family:var(--serif); font-size:30px; font-weight:500; }
.form-record .fr-forest-structure > .fr-inner > .fr-formula-main { margin:100px auto 0; text-align:center; }
.form-record .fr-forest-formula-copy { margin:110px auto 0; }
.form-record .fr-ten-percent-return { width:min(100%,1000px); margin:140px auto 0; display:grid; grid-template-columns:1fr auto 1fr; gap:44px; align-items:center; text-align:center; }
.form-record .fr-return-value small { display:block; font-size:12px; color:var(--fr-soft); }
.form-record .fr-return-value strong { display:block; margin-top:18px; font-family:var(--serif); font-size:clamp(42px,3vw,56px); font-weight:500; }
.form-record .fr-return-sign { font-family:var(--serif); font-size:50px; color:var(--fr-soft); }
.form-record .fr-forest-note { width:min(100%,720px); margin:120px auto 0; }

/* Forest depth */
.form-record .fr-forest-depth-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(30px,4vw,70px); margin-top:100px; }
.form-record .fr-forest-depth-sample { margin:0; text-align:center; opacity:.62; }
.form-record .fr-forest-depth-sample--adopted { opacity:1; }
.form-record .fr-forest-depth-sample svg { display:block; width:100%; height:auto; }
.form-record .fr-forest-depth-sample figcaption { margin-top:18px; font-size:12px; color:var(--fr-soft); }
.form-record .fr-forest-blob { fill:var(--fr-ink); }
.form-record .fr-forest-depth-copy { margin:130px auto 0; }
.form-record .fr-forest-depth-copy .fr-display + .fr-display { margin-top:100px; }

/* Understanding distance */
.form-record .fr-understanding-distance { overflow:hidden; }
.form-record .fr-distance-visual { width:min(100%,1150px); height:280px; margin:0 auto 180px; display:grid; grid-template-columns:1fr minmax(70px,12vw) .58fr; align-items:stretch; }
.form-record .fr-distance-forest { background:var(--fr-ink); clip-path:polygon(0 0,100% 0,78% 100%,0 100%); }
.form-record .fr-distance-gap { background:var(--fr-paper); }
.form-record .fr-distance-tree { background:var(--fr-ink); clip-path:polygon(44% 0,58% 0,65% 100%,34% 100%); }
.form-record .fr-distance-copy { margin-inline:auto; }
.form-record .fr-distance-pause { min-height:var(--stable-svh-42, 42svh); }
.form-record .fr-distance-pause--short { min-height:var(--stable-svh-30, 30svh); }
.form-record .fr-distance-copy .fr-prose { margin-top:120px; }

/* Ground */
.form-record .fr-ground-compare { display:grid; grid-template-columns:1fr 1fr; gap:clamp(45px,6vw,100px); margin-top:100px; }
.form-record .fr-ground-sample { margin:0; text-align:center; }
.form-record .fr-ground-sample svg { display:block; width:100%; height:auto; }
.form-record .fr-ground-sample figcaption { margin-top:22px; font-size:13px; color:var(--fr-soft); }
.form-record .fr-ground-sample figcaption strong { display:block; margin-bottom:6px; font-family:var(--serif); font-size:24px; color:var(--fr-ink); font-weight:500; }
.form-record .fr-flat-ground { stroke:var(--fr-ink); stroke-width:14; stroke-linecap:round; }
.form-record .fr-curved-ground { fill:none; stroke:var(--fr-ink); stroke-width:16; stroke-linecap:round; }
.form-record .fr-ground-copy { margin:130px auto 0; }
.form-record .fr-ground-copy .fr-prose { margin-top:90px; }
.form-record .fr-ground-copy .fr-prose + .fr-display { margin-top:120px; }

/* World emerges */
.form-record .fr-world-emerges { min-height:2200px; display:flex; align-items:center; }
.form-record .fr-world-emerges-figure { width:min(100%,720px); margin:0 auto; }
.form-record .fr-circle-svg--world { width:min(100%,640px); }
.form-record .fr-world-emerges-copy { margin:160px auto 0; }
.form-record .fr-act3-summary .fr-display { margin-top:110px; }

@media (max-width: 900px) {
  .form-record .fr-act3-intro,
  .form-record .fr-tree-center,
  .form-record .fr-natural-balance,
  .form-record .fr-position-contacts,
  .form-record .fr-relational-space,
  .form-record .fr-bonsai,
  .form-record .fr-branch-study,
  .form-record .fr-detail-study,
  .form-record .fr-forest-structure,
  .form-record .fr-forest-depth,
  .form-record .fr-understanding-distance,
  .form-record .fr-ground-study,
  .form-record .fr-world-emerges,
  .form-record .fr-act3-summary { padding-top:120px; padding-bottom:150px; }

  .form-record .fr-act3-intro-grid,
  .form-record .fr-two-col,
  .form-record .fr-opening-branch { display:block; }
  .form-record .fr-act3-field { margin-bottom:90px; }
  .form-record .fr-concept-world { width:250px; }
  .form-record .fr-tree-glyph { stroke-width:12; }
  .form-record .fr-natural-balance .fr-word-fall { gap:70px; margin-bottom:110px; }
  .form-record .fr-natural-balance .fr-prose { margin-top:80px; }

  .form-record .fr-tree-motion,
  .form-record .fr-forest-motion { min-height:auto; padding:100px var(--fr-side) 150px; }
  .form-record .fr-tree-motion-grid,
  .form-record .fr-forest-motion-grid { position:static; display:block; min-height:0; }
  .form-record .fr-tree-motion-figure,
  .form-record .fr-forest-motion-figure { position:sticky; top:100px; z-index:2; padding:18px 0 34px; background:linear-gradient(var(--fr-paper) 82%, rgba(251,252,250,0)); }
  .form-record .fr-tree-motion-figure .fr-circle-svg,
  .form-record .fr-forest-motion-figure .fr-circle-svg { width:230px; }
  .form-record .fr-tree-motion-copy,
  .form-record .fr-forest-motion-copy { min-height:0; margin-top:50px; }
  .form-record .fr-tree-step,
  .form-record .fr-forest-step { position:relative; inset:auto; opacity:1; transform:none; min-height:var(--stable-svh-78, 78svh); display:flex; justify-content:center; pointer-events:auto; }
  .form-record .fr-tree-step p,
  .form-record .fr-forest-step p { font-size:30px; }
  .form-record .fr-tree-step span,
  .form-record .fr-forest-step span { font-size:16px; }

  .form-record .fr-position-strip { grid-template-columns:1fr; gap:90px; width:min(100%,270px); margin:80px auto 0; }
  .form-record .fr-position-sample { opacity:1; }
  .form-record .fr-position-copy { margin-top:100px; }

  .form-record .fr-relational-figure .fr-circle-svg { width:270px; }
  .form-record .fr-relational-copy { margin-top:100px; }
  .form-record .fr-bonsai { min-height:var(--stable-svh-160, 160svh); display:flex; }
  .form-record .fr-bonsai-word { font-size:58px; }
  .form-record .fr-bonsai-sub { margin:32px 0 100px; font-size:19px; }

  .form-record .fr-branch-panels { grid-template-columns:1fr; gap:100px; margin-top:80px; }
  .form-record .fr-branch-panel svg { width:min(100%,327px); margin-inline:auto; }
  .form-record .fr-opening-branch { margin-top:130px; }
  .form-record .fr-opening-branch svg { margin-bottom:70px; }

  .form-record .fr-detail-group + .fr-detail-group { margin-top:150px; }
  .form-record .fr-detail-strip { grid-template-columns:1fr; gap:90px; width:min(100%,270px); margin:70px auto 0; }
  .form-record .fr-detail-sample { opacity:1; }
  .form-record .fr-detail-conclusion { margin-top:80px; }

  .form-record .fr-forest-bars { grid-template-columns:1fr; min-height:0; margin-top:80px; }
  .form-record .fr-forest-bar { min-height:120px; border-right:0; border-bottom:1px solid var(--fr-paper); }
  .form-record .fr-forest-bar--corridor { min-height:90px; }
  .form-record .fr-forest-structure > .fr-inner > .fr-formula-main { margin-top:80px; text-align:left; font-size:30px; line-height:1.55; }
  .form-record .fr-ten-percent-return { display:block; margin-top:100px; }
  .form-record .fr-return-sign { margin:50px 0; }
  .form-record .fr-return-value strong { font-size:44px; }
  .form-record .fr-forest-note { margin-top:100px; }

  .form-record .fr-forest-depth-grid { grid-template-columns:1fr; gap:95px; width:min(100%,285px); margin:80px auto 0; }
  .form-record .fr-forest-depth-sample { opacity:1; }
  .form-record .fr-forest-depth-copy { margin-top:100px; }

  .form-record .fr-distance-visual { width:100%; height:190px; grid-template-columns:1fr 68px .55fr; margin-bottom:120px; }
  .form-record .fr-distance-pause { min-height:var(--stable-svh-70, 70svh); }
  .form-record .fr-distance-pause--short { min-height:var(--stable-svh-48, 48svh); }
  .form-record .fr-distance-copy .fr-prose { margin-top:90px; }

  .form-record .fr-ground-compare { grid-template-columns:1fr; gap:100px; width:min(100%,310px); margin:80px auto 0; }
  .form-record .fr-ground-copy { margin-top:100px; }

  .form-record .fr-world-emerges { min-height:var(--stable-svh-190, 190svh); }
  .form-record .fr-world-emerges-figure .fr-circle-svg { width:280px; }
  .form-record .fr-world-emerges-copy { margin-top:110px; }
  .form-record .fr-act3-summary .fr-world-emerges-figure { margin-bottom:90px; }
}

@media (max-width: 360px) {
  .form-record .fr-tree-motion-figure .fr-circle-svg,
  .form-record .fr-forest-motion-figure .fr-circle-svg { width:215px; }
  .form-record .fr-bonsai-word { font-size:52px; }
  .form-record .fr-return-value strong { font-size:39px; }
  .form-record .fr-world-emerges-figure .fr-circle-svg { width:250px; }
}

@media (prefers-reduced-motion: reduce) {
  .form-record .fr-tree-glyph--motion,
  .form-record .fr-forest-mass { transition:none !important; }
  .form-record .fr-tree-motion,
  .form-record .fr-forest-motion { min-height:auto; }
  .form-record .fr-tree-motion-grid,
  .form-record .fr-forest-motion-grid { position:static; display:block; min-height:0; }
  .form-record .fr-tree-step,
  .form-record .fr-forest-step { position:static; opacity:1; transform:none; margin:80px 0; }
}

/* =========================================================
   ACT IV / EPILOGUE — v2.9
   削る。確かめる。定着する。
   ========================================================= */
.form-record .fr-display--a { font-size:clamp(48px,3.5vw,64px); }
.form-record .fr-act4-intro,
.form-record .fr-branch-verification,
.form-record .fr-detail-return,
.form-record .fr-size-verification,
.form-record .fr-reverse-verification,
.form-record .fr-meaning-verification,
.form-record .fr-origin-return,
.form-record .fr-final-values,
.form-record .fr-form-clears,
.form-record .fr-epilogue { padding-top:170px; padding-bottom:210px; }
.form-record .fr-act4-intro { border-top:1px solid var(--fr-line); }
.form-record .fr-act4-reading { margin:130px auto 0; }
.form-record .fr-act4-reading .fr-display { margin-top:110px; }

.form-record .fr-archive-figure { width:min(100%,1180px); margin:100px auto 0; }
.form-record .fr-archive-figure img { display:block; width:100%; height:auto; }

.form-record .fr-detail-return-grid { width:min(100%,1100px); margin:0 auto; display:grid; grid-template-columns:1fr 1fr; gap:clamp(40px,5vw,90px); }
.form-record .fr-detail-note { padding:54px 0; border-top:1px solid var(--fr-line); border-bottom:1px solid var(--fr-line); }
.form-record .fr-detail-note small { display:block; font-size:10px; color:var(--fr-soft); letter-spacing:.13em; }
.form-record .fr-detail-note strong { display:block; margin-top:34px; font-family:var(--serif); font-size:clamp(28px,2vw,36px); line-height:1.7; font-weight:500; letter-spacing:.06em; }

.form-record .fr-screen-size-note { width:min(100%,720px); margin:36px auto 0; font-size:13px; line-height:1.9; color:var(--fr-soft); }
.form-record .fr-size-pair { width:min(100%,980px); margin:120px auto 0; display:grid; grid-template-columns:1fr 1fr; gap:clamp(60px,8vw,140px); align-items:end; }
.form-record .fr-size-sample { margin:0; text-align:center; }
.form-record .fr-size-sample img { display:block; width:min(100%,360px); height:auto; margin:30px auto 0; }
.form-record .fr-size-label { display:block; font-family:var(--serif); font-size:clamp(52px,4vw,76px); line-height:1; }
.form-record .fr-size-sample figcaption { margin-top:24px; font-size:11px; color:var(--fr-soft); letter-spacing:.12em; }

.form-record .fr-reverse-pair { width:min(100%,1120px); margin:110px auto 0; display:grid; grid-template-columns:1fr 1fr; gap:clamp(40px,5vw,80px); }
.form-record .fr-master-check { margin:0; text-align:center; }
.form-record .fr-master-check-surface { min-height:520px; display:flex; align-items:center; justify-content:center; padding:56px; }
.form-record .fr-master-check-surface--light { background:#fff; border:1px solid var(--fr-line); }
.form-record .fr-master-check-surface--dark { background:#111; }
.form-record .fr-master-check img { display:block; width:min(100%,360px); height:auto; }
.form-record .fr-master-check figcaption { margin-top:24px; }
.form-record .fr-master-check figcaption strong { display:block; font-family:var(--serif); font-size:26px; font-weight:500; }
.form-record .fr-master-check figcaption small { display:block; margin-top:7px; font-size:9px; color:var(--fr-soft); letter-spacing:.14em; }

.form-record .fr-meaning-pairs { display:grid; gap:58px; margin-bottom:150px; }
.form-record .fr-meaning-pair { border-top:1px solid var(--fr-line); padding-top:24px; }
.form-record .fr-meaning-pair strong { display:block; font-family:var(--serif); font-size:26px; font-weight:500; line-height:1.6; }
.form-record .fr-meaning-pair span { display:block; margin-top:12px; font-size:16px; line-height:1.9; color:var(--fr-soft); }
.form-record .fr-meaning-verification .fr-display + .fr-display { margin-top:120px; }
.form-record .fr-act4-long-pause { min-height:var(--stable-svh-75, 75svh); }
.form-record .fr-act4-long-pause--short { min-height:var(--stable-svh-55, 55svh); }

.form-record .fr-origin-grid { display:grid; grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr); gap:clamp(40px,5vw,90px); align-items:start; margin-top:90px; }
.form-record .fr-origin-item { margin:0; }
.form-record .fr-origin-item img { display:block; width:100%; height:auto; }
.form-record .fr-origin-item figcaption { margin-top:18px; font-size:11px; color:var(--fr-soft); letter-spacing:.1em; }

.form-record .fr-final-value-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:1px; width:min(100%,1050px); margin:100px auto 0; background:var(--fr-line); border:1px solid var(--fr-line); }
.form-record .fr-final-value { min-height:220px; padding:48px; display:flex; flex-direction:column; justify-content:center; background:var(--fr-paper); }
.form-record .fr-final-value small { font-size:10px; color:var(--fr-soft); letter-spacing:.12em; }
.form-record .fr-final-value strong { margin-top:25px; font-family:var(--serif); font-size:clamp(32px,2.8vw,48px); font-weight:500; line-height:1.5; }

.form-record .fr-clear-sequence { width:min(100%,1120px); margin:0 auto; display:grid; grid-template-columns:1.25fr .75fr; gap:clamp(50px,6vw,100px); align-items:center; }
.form-record .fr-clear-frame { position:relative; margin:0; }
.form-record .fr-clear-frame img { display:block; width:100%; height:auto; }
.form-record .fr-clear-frame--simple img { width:min(100%,420px); margin-inline:auto; }
.form-record .fr-clear-label { display:block; margin-bottom:18px; font-size:10px; color:var(--fr-soft); letter-spacing:.12em; }
.form-record .fr-version-card { width:min(100%,720px); margin:170px auto 0; text-align:center; }
.form-record .fr-version-card small { display:block; font-size:10px; color:var(--fr-soft); letter-spacing:.14em; }
.form-record .fr-version-card strong { display:block; margin-top:24px; font-family:var(--serif); font-size:48px; font-weight:500; }
.form-record .fr-version-card span { display:block; margin-top:14px; font-size:12px; color:var(--fr-soft); letter-spacing:.1em; }

.form-record .fr-final-silence { min-height:var(--stable-svh-115, 115svh); }
.form-record .fr-final-master { min-height:var(--stable-svh-160, 160svh); display:flex; align-items:center; justify-content:center; padding-top:140px; padding-bottom:140px; }
.form-record .fr-final-master-figure { margin:0; width:min(100%,640px); }
.form-record .fr-final-master-figure img { display:block; width:100%; height:auto; }
.form-record .fr-final-mantra { padding-top:80px; padding-bottom:120px; }
.form-record .fr-final-mantra-beat { min-height:var(--stable-svh-85, 85svh); display:flex; align-items:center; }

.form-record .fr-epilogue { border-top:1px solid var(--fr-line); }
.form-record .fr-epilogue-title { margin:180px 0 60px; font-family:var(--serif); font-size:clamp(32px,2.4vw,42px); line-height:1.65; font-weight:500; letter-spacing:.06em; }
.form-record .fr-epilogue-ending { margin-top:180px; }
.form-record .fr-end-credit { margin:150px 0 0; font-size:12px; line-height:1.8; letter-spacing:.08em; }
.form-record .fr-end-credit strong,
.form-record .fr-end-credit small,
.form-record .fr-end-credit span { display:block; }
.form-record .fr-end-credit small { margin-top:6px; font-size:9px; color:var(--fr-soft); letter-spacing:.13em; }
.form-record .fr-end-credit span { margin-top:12px; color:var(--fr-soft); }

@media (max-width:900px) {
  .form-record .fr-display--a { font-size:clamp(34px,9.5vw,40px); }
  .form-record .fr-act4-intro,
  .form-record .fr-branch-verification,
  .form-record .fr-detail-return,
  .form-record .fr-size-verification,
  .form-record .fr-reverse-verification,
  .form-record .fr-meaning-verification,
  .form-record .fr-origin-return,
  .form-record .fr-final-values,
  .form-record .fr-form-clears,
  .form-record .fr-epilogue { padding-top:120px; padding-bottom:160px; }
  .form-record .fr-act4-intro .fr-world-emerges-figure { margin-bottom:90px; }
  .form-record .fr-act4-reading { margin-top:100px; }
  .form-record .fr-archive-figure { margin-top:75px; }
  .form-record .fr-detail-return-grid { grid-template-columns:1fr; gap:80px; }
  .form-record .fr-detail-note { padding:38px 0; }
  .form-record .fr-detail-note strong { font-size:29px; }
  .form-record .fr-size-pair { grid-template-columns:1fr; gap:110px; margin-top:90px; }
  .form-record .fr-size-sample img { width:min(100%,260px); }
  .form-record .fr-size-label { font-size:62px; }
  .form-record .fr-reverse-pair { grid-template-columns:1fr; gap:100px; margin-top:80px; }
  .form-record .fr-master-check-surface { min-height:0; padding:52px 38px; }
  .form-record .fr-master-check img { width:min(100%,250px); }
  .form-record .fr-meaning-pairs { gap:70px; margin-bottom:120px; }
  .form-record .fr-meaning-pair strong { font-size:23px; }
  .form-record .fr-meaning-pair span { font-size:15px; }
  .form-record .fr-act4-long-pause { min-height:var(--stable-svh-85, 85svh); }
  .form-record .fr-act4-long-pause--short { min-height:var(--stable-svh-65, 65svh); }
  .form-record .fr-origin-grid { grid-template-columns:1fr; gap:100px; margin-top:75px; }
  .form-record .fr-final-value-grid { grid-template-columns:1fr; margin-top:80px; }
  .form-record .fr-final-value { min-height:180px; padding:38px 28px; }
  .form-record .fr-final-value strong { font-size:36px; }
  .form-record .fr-clear-sequence { grid-template-columns:1fr; gap:110px; }
  .form-record .fr-clear-frame--simple img { width:min(100%,245px); }
  .form-record .fr-version-card { margin-top:140px; }
  .form-record .fr-version-card strong { font-size:40px; }
  .form-record .fr-final-silence { min-height:var(--stable-svh-120, 120svh); }
  .form-record .fr-final-master { min-height:var(--stable-svh-155, 155svh); padding-top:120px; padding-bottom:120px; }
  .form-record .fr-final-master-figure { width:245px; }
  .form-record .fr-final-mantra-beat { min-height:var(--stable-svh-80, 80svh); }
  .form-record .fr-epilogue-title { margin-top:145px; font-size:31px; }
  .form-record .fr-epilogue-ending { margin-top:145px; }
  .form-record .fr-end-credit { margin-top:120px; }
}

@media (max-width:360px) {
  .form-record .fr-final-master-figure { width:210px; }
  .form-record .fr-size-sample img { width:min(100%,225px); }
  .form-record .fr-final-value strong { font-size:32px; }
}

@media (prefers-reduced-motion:reduce) {
  .form-record .fr-final-silence { min-height:var(--stable-svh-75, 75svh); }
}

.fr-chapter-list a[aria-current="true"] { color:var(--ink,#111); }
.fr-chapter-list a[aria-current="true"]::before { content:"— "; color:var(--mark,currentColor); }

/* =========================================================
   MASTER — 4K / large-desktop optical scaling
   FHDを基準に組んだ形成記録が3840px級で過度に小さく見えないよう、
   読書幅をむやみに広げず、文字・図版・余白を段階的に拡張する。
   Page-scoped via body.form-record-page.
   ========================================================= */
@media (min-width: 2560px) {
  body.form-record-page .site-header {
    padding-left: clamp(140px, 4.6vw, 180px);
    padding-right: clamp(140px, 4.6vw, 180px);
    padding-top: 34px;
    padding-bottom: 34px;
  }
  body.form-record-page .brand-lockup--header { width: 420px; }
  body.form-record-page .menu { gap: clamp(42px, 2.1vw, 72px); font-size: 14px; }

  .form-record {
    --fr-side: clamp(220px, 8vw, 320px);
    --fr-reading: 900px;
    --fr-wide: 1800px;
  }
  .form-record .fr-kicker { font-size: 14px; }
  .form-record .fr-kicker span { font-size: 11px; }
  .form-record .fr-prose { font-size: 23px; line-height: 2; }
  .form-record .fr-display { font-size: clamp(64px, 2.05vw, 80px); }
  .form-record .fr-display--b { font-size: clamp(56px, 1.75vw, 68px); }
  .form-record .fr-display--c { font-size: clamp(40px, 1.2vw, 48px); }
  .form-record .fr-title { max-width: 1700px; font-size: clamp(82px, 2.55vw, 100px); }
  .form-record .fr-subtitle { font-size: 30px; }
  .form-record .fr-element-name { font-size: 84px; }
  .form-record .fr-element-role { font-size: 32px; }
  .form-record .fr-word-sequence { font-size: 28px; gap: 52px; }

  .form-record .fr-source-figure { width: min(100%, 1600px); }
  .form-record .fr-caption { font-size: 16px; }
  .form-record .fr-caption em { font-size: 11px; }

  .form-record .fr-observation-grid { top: 148px; grid-template-columns: minmax(0,1.15fr) minmax(560px,.72fr); gap: 150px; }
  .form-record .fr-observe-step p { font-size: 48px; }

  .form-record .fr-diagram-block,
  .form-record .fr-diagram-note { width: min(100%, 900px); }
  .form-record .fr-circle-svg { width: 590px; }
  .form-record .fr-diagram-label { font-size: 16px; }
  .form-record .fr-diagram-label small { font-size: 11px; }

  .form-record .fr-directions-grid { top: 144px; grid-template-columns: minmax(760px,.95fr) minmax(760px,.95fr); gap: 150px; }
  .form-record .fr-dir-name { font-size: 48px; }
  .form-record .fr-dir-name small { font-size: 11px; }
  .form-record .fr-dir-step .fr-prose { font-size: 21px; }
  .form-record .fr-dir-conclusion { font-size: 46px; }
  .form-record .fr-axis-label { font-size: 15px; }
  .form-record .fr-axis-sub { font-size: 10px; }
  .form-record .fr-time-reveal p { font-size: 84px; }
  .form-record .fr-next-act p { font-size: 15px; }
  .form-record .fr-next-act h2 { font-size: 46px; }

  .form-record .fr-act-heading { font-size: 60px; }
  .form-record .fr-act-preface { font-size: 20px; }
  .form-record .fr-calc-hero { font-size: 120px; }
  .form-record .fr-number-display { font-size: 150px; }
  .form-record .fr-number-display--small { font-size: 108px; }
  .form-record .fr-calc-caption { font-size: 21px; }
  .form-record .fr-calc-step span { font-size: 15px; }
  .form-record .fr-calc-step strong { font-size: 52px; }
  .form-record .fr-symbol-note { font-size: 15px; }
  .form-record .fr-symbol-intro > strong { font-size: 100px; }
  .form-record .fr-symbol-intro b,
  .form-record .fr-symbol-intro span { font-size: 22px; }
  .form-record .fr-symbol-intro small { font-size: 15px; }
  .form-record .fr-symbol-intro--compact > strong { font-size: 68px; }
  .form-record .fr-symbol-intro--compact span { font-size: 20px; }
  .form-record .fr-formula-main { font-size: 118px; }
  .form-record .fr-formula-main--mid { font-size: 86px; }
  .form-record .fr-formula-japanese { width: min(100%, 920px); font-size: 30px; }
  .form-record .fr-example strong { font-size: 46px; }
  .form-record .fr-example span { font-size: 18px; }

  .form-record .fr-tree-motion-grid,
  .form-record .fr-forest-motion-grid { top: 148px; }
  .form-record .fr-tree-motion-figure .fr-circle-svg,
  .form-record .fr-forest-motion-figure .fr-circle-svg { width: min(100%, 700px); }
  .form-record .fr-tree-step p,
  .form-record .fr-forest-step p { font-size: 52px; }
  .form-record .fr-tree-step span,
  .form-record .fr-forest-step span { font-size: 21px; }
  .form-record .fr-forest-bars { width: min(100%, 1260px); min-height: 220px; }
  .form-record .fr-forest-bar span { font-size: 15px; }
  .form-record .fr-forest-bar strong { font-size: 38px; }
  .form-record .fr-world-emerges-figure { width: min(100%, 900px); }

  .form-record .fr-size-pair { width: min(100%, 1260px); }
  .form-record .fr-size-sample img { width: min(100%, 470px); }
  .form-record .fr-size-label { font-size: 90px; }
  .form-record .fr-master-check-surface { min-height: 660px; padding: 72px; }
  .form-record .fr-master-check img { width: min(100%, 470px); }
  .form-record .fr-master-check figcaption strong { font-size: 32px; }
  .form-record .fr-final-value-grid { width: min(100%, 1320px); }
  .form-record .fr-final-value { min-height: 270px; padding: 58px; }
  .form-record .fr-final-value strong { font-size: 58px; }
  .form-record .fr-final-master-figure { width: min(100%, 820px); }
  .form-record .fr-epilogue-title { font-size: 52px; }

  .form-record [data-resume-id],
  .form-record #act-1,
  .form-record #act-2,
  .form-record #act-3,
  .form-record #act-4,
  .form-record #epilogue { scroll-margin-top: 150px; }
}

/* =========================================================
   MASTER — formation record paragraph / lineation review
   Desktopの編集上の改行は維持し、900px以下では固定改行を解除。
   日本語本文はpretty、見出し・発見文はbalanceで再組版する。
   ========================================================= */
.form-record .fr-prose,
.form-record .fr-caption,
.form-record .fr-calc-caption,
.form-record .fr-symbol-note,
.form-record .fr-screen-size-note,
.form-record .fr-meaning-pair span,
.form-record .fr-epilogue-copy {
  line-break: strict;
  word-break: normal;
  overflow-wrap: break-word;
  text-wrap: pretty;
}

.form-record .fr-display,
.form-record .fr-title,
.form-record .fr-subtitle,
.form-record .fr-element-role,
.form-record .fr-dir-conclusion,
.form-record .fr-detail-note strong,
.form-record .fr-epilogue-title,
.form-record .fr-act-heading,
.form-record .fr-next-act h2 {
  line-break: strict;
  word-break: normal;
  overflow-wrap: break-word;
  text-wrap: balance;
}

/* FHD / 4K: storyboard-defined editorial lineation. */
.form-record br.fr-editorial-break { display: block; }

/* Tablet / smartphone: release fixed breaks and let the available measure
   determine a balanced Japanese lineation instead of stacking a desktop break
   on top of an automatic mobile wrap. */
@media (max-width: 900px) {
  .form-record br.fr-editorial-break { display: none; }
  .form-record .fr-display,
  .form-record .fr-dir-conclusion,
  .form-record .fr-detail-note strong,
  .form-record .fr-epilogue-title { text-wrap: balance; }
  .form-record .fr-prose,
  .form-record .fr-caption { text-wrap: pretty; }
}

/* 320px safety: avoid one-character / punctuation-only tail lines by reducing
   display letter spacing slightly before reducing type size further. */
@media (max-width: 360px) {
  .form-record .fr-display,
  .form-record .fr-dir-conclusion,
  .form-record .fr-detail-note strong,
  .form-record .fr-epilogue-title { letter-spacing: .045em; }
  .form-record .fr-prose { letter-spacing: .015em; }
}

/* =========================================================
   PATCH 20260805 — FHD / 4K editorial repair
   User-reviewed 23 issue set: paragraph cadence, storyboard lineation,
   and figure-to-copy correspondence on large screens.
   ========================================================= */
@media (min-width: 1200px) {
  .form-record .fr-cut01 {
    min-height: var(--stable-svh-110, 110svh);
    align-items: flex-start;
    padding-top: clamp(150px, var(--stable-vh-18, 18vh), 240px);
  }
  .form-record .fr-cut01 .fr-inner { width: min(100%, 1500px); }
  .form-record .fr-title {
    max-inline-size: none;
    font-size: clamp(60px, 4.2vw, 84px);
    line-height: 1.38;
    text-wrap: pretty;
  }
  .form-record .fr-subtitle { max-inline-size: 34em; }

  .form-record .fr-display { max-inline-size: none; }
  .form-record .fr-display--b { font-size: clamp(36px, 2.5vw, 54px); }
  .form-record .fr-display--c { font-size: clamp(28px, 1.7vw, 38px); }

  .form-record .fr-math-disclaimer .fr-reading,
  .form-record .fr-line-to-wall .fr-inner,
  .form-record .fr-natural-balance .fr-reading,
  .form-record .fr-bonsai .fr-reading,
  .form-record .fr-forest-depth .fr-reading,
  .form-record .fr-understanding-distance .fr-reading,
  .form-record .fr-meaning-verification .fr-reading,
  .form-record .fr-final-values .fr-reading,
  .form-record .fr-final-mantra .fr-reading,
  .form-record .fr-epilogue .fr-reading {
    width: min(100%, 820px);
    margin-inline: auto;
  }

  .form-record .fr-math-disclaimer .fr-display,
  .form-record .fr-forest-depth-copy .fr-display,
  .form-record .fr-distance-copy .fr-display,
  .form-record .fr-natural-balance .fr-display,
  .form-record .fr-epilogue-title {
    max-inline-size: none;
  }

  .form-record .fr-line-wall-sequence {
    width: min(100%, 960px);
    margin-inline: auto;
    gap: clamp(42px, 4vw, 74px);
  }

  .form-record .fr-sidewall-cards {
    width: min(100%, 1400px);
    margin-inline: auto;
  }

  .form-record .fr-condition-grid {
    width: min(100%, 1400px);
    margin-inline: auto;
    gap: 60px;
  }
  .form-record .fr-act2-summary-copy,
  .form-record .fr-act2-ending,
  .form-record .fr-position-copy,
  .form-record .fr-world-emerges-copy,
  .form-record .fr-forest-depth-copy {
    width: min(100%, 820px);
    margin-inline: auto;
  }
  .form-record .fr-act2-summary-copy .fr-display,
  .form-record .fr-act2-ending .fr-display,
  .form-record .fr-world-emerges-copy .fr-display {
    max-inline-size: none;
  }
  .form-record .fr-empty-field {
    margin-top: 140px;
    width: min(100%, 520px);
  }

  .form-record .fr-act3-intro-grid {
    grid-template-columns: minmax(420px, .75fr) minmax(540px, .9fr);
    gap: 100px;
  }
  .form-record .fr-concept-world { width: min(100%, 460px); }

  .form-record .fr-tree-center .fr-reading,
  .form-record .fr-detail-study .fr-reading,
  .form-record .fr-branch-copy,
  .form-record .fr-ground-copy,
  .form-record .fr-world-emerges-copy {
    width: min(100%, 760px);
  }
  .form-record .fr-tree-center .fr-display,
  .form-record .fr-detail-conclusion,
  .form-record .fr-ground-copy .fr-display {
    max-inline-size: none;
  }

  .form-record .fr-detail-note {
    width: min(100%, 720px);
    margin-inline: 0 auto;
  }
  .form-record .fr-detail-note strong {
    max-inline-size: none;
    font-size: clamp(30px, 1.9vw, 38px);
    line-height: 1.75;
  }

  .form-record .fr-forest-depth-grid {
    width: min(100%, 1180px);
    margin-inline: auto;
  }
  .form-record .fr-forest-depth-sample figcaption {
    max-width: 28em;
    margin-inline: auto;
  }

  .form-record .fr-distance-visual {
    width: min(100%, 960px);
    height: 220px;
    margin-bottom: 150px;
    grid-template-columns: 1fr minmax(72px, 8vw) .42fr;
  }
  .form-record .fr-distance-pause { min-height: var(--stable-svh-26, 26svh); }
  .form-record .fr-distance-pause--short { min-height: var(--stable-svh-18, 18svh); }

  .form-record .fr-world-emerges {
    min-height: 1800px;
    display: flex;
    align-items: center;
  }
  .form-record .fr-world-emerges-figure { width: min(100%, 760px); }
}

@media (min-width: 2560px) {
  .form-record {
    --fr-side: clamp(160px, 5vw, 220px);
    --fr-reading: 820px;
    --fr-wide: 1560px;
  }
  .form-record .fr-prose { font-size: 22px; }
  .form-record .fr-display { font-size: clamp(52px, 1.7vw, 68px); }
  .form-record .fr-display--b { font-size: clamp(44px, 1.45vw, 58px); }
  .form-record .fr-display--c { font-size: clamp(32px, 1.05vw, 40px); }
  .form-record .fr-title {
    max-width: 1450px;
    font-size: clamp(72px, 2vw, 90px);
  }
  .form-record .fr-subtitle { font-size: 27px; }
  .form-record .fr-circle-svg { width: 520px; }
  .form-record .fr-concept-world { width: min(100%, 420px); }
  .form-record .fr-condition strong { font-size: 34px; }
  .form-record .fr-detail-note strong { font-size: 34px; }
  .form-record .fr-epilogue-title {
    font-size: 46px;
    max-width: none;
  }
}

/* =========================================================
   MASTER — opening relation conceptual figure
   2026-08-06: 10:59:30 opening position / bidirectional relation only.
   ========================================================= */
.form-record .fr-sidewall-zero-copy {
  margin-inline: auto;
}
.form-record .fr-sidewall-zero-copy .fr-number-display {
  margin-top: 74px;
}
.form-record .fr-sidewall-zero-copy .fr-prose {
  margin-top: 96px;
}
.form-record .fr-sidewall-zero-copy .fr-display {
  margin-top: 92px;
}
.form-record .fr-sidewall-concept-figure {
  width: min(100%, 1320px);
  margin: 120px auto 0;
}
.form-record .fr-sidewall-concept-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--fr-line);
  background: #fff;
}
.form-record .fr-sidewall-concept-figure .fr-caption {
  width: min(100%, 760px);
  margin: 24px 0 0;
}

@media (min-width: 2560px) {
  .form-record .fr-sidewall-concept-figure { width: min(100%, 1580px); }
  .form-record .fr-sidewall-concept-figure .fr-caption { width: min(100%, 900px); }
}

@media (max-width: 900px) {
  .form-record .fr-sidewall-zero-copy .fr-number-display { margin-top: 58px; }
  .form-record .fr-sidewall-zero-copy .fr-prose { margin-top: 72px; }
  .form-record .fr-sidewall-zero-copy .fr-display { margin-top: 70px; }
  .form-record .fr-sidewall-concept-figure { width: 100%; margin-top: 80px; }
  .form-record .fr-sidewall-concept-figure .fr-caption { margin-top: 18px; }
}

/* =========================================================
   MASTER — large-copy lineation / paragraph repair
   2026-08-05: semantic line breaks are retained across phone, FHD and 4K.
   Large copy no longer relies on text-wrap:balance alone, which can strand
   one or two Japanese characters at the end of a line.
   ========================================================= */
.form-record .fr-display,
.form-record .fr-title,
.form-record .fr-subtitle,
.form-record .fr-act-heading,
.form-record .fr-dir-conclusion,
.form-record .fr-detail-note strong,
.form-record .fr-epilogue-title {
  text-wrap: pretty;
  line-break: strict;
  word-break: normal;
  overflow-wrap: break-word;
}

/* Storyboard breaks inside large copy are semantic, not viewport accidents. */
.form-record .fr-display br.fr-editorial-break,
.form-record .fr-act-heading br.fr-editorial-break,
.form-record .fr-dir-conclusion br.fr-editorial-break,
.form-record .fr-detail-note strong br.fr-editorial-break,
.form-record .fr-epilogue-title br.fr-editorial-break {
  display: block;
}

/* The main title has a wide-screen-only editorial break. */
.form-record .fr-title br.fr-editorial-break--wide { display: none; }

@media (min-width: 1200px) {
  .form-record .fr-title br.fr-editorial-break--wide { display: block; }
  .form-record .fr-display { max-inline-size: none; letter-spacing: .06em; }
  .form-record .fr-display--b { max-inline-size: none; }
  .form-record .fr-display--c { max-inline-size: none; }
  .form-record .fr-epilogue-title { max-inline-size: none; }
}

@media (min-width: 2560px) {
  .form-record .fr-display { max-inline-size: none; letter-spacing: .055em; }
  .form-record .fr-display--b { max-inline-size: none; }
  .form-record .fr-display--c { max-inline-size: none; }
  .form-record .fr-epilogue-title { max-inline-size: none; }
}

@media (max-width: 900px) {
  /* Keep semantic breaks in large narration, but let prose reflow naturally. */
  .form-record .fr-prose br.fr-editorial-break { display: none; }
  .form-record .fr-display br.fr-editorial-break,
  .form-record .fr-act-heading br.fr-editorial-break,
  .form-record .fr-dir-conclusion br.fr-editorial-break,
  .form-record .fr-detail-note strong br.fr-editorial-break,
  .form-record .fr-epilogue-title br.fr-editorial-break { display: block; }
  .form-record .fr-title br.fr-editorial-break--wide { display: none; }

  .form-record .fr-display {
    max-inline-size: 100%;
    line-height: 1.58;
    letter-spacing: .045em;
  }
  .form-record .fr-display--b { font-size: clamp(30px, 8.1vw, 36px); }
  .form-record .fr-display--c { font-size: clamp(27px, 7.3vw, 32px); }
  .form-record .fr-epilogue-title {
    max-inline-size: 100%;
    line-height: 1.6;
    letter-spacing: .045em;
  }
}

@media (max-width: 360px) {
  .form-record .fr-display { letter-spacing: .03em; }
  .form-record .fr-display--b { font-size: 29px; }
  .form-record .fr-display--c { font-size: 26px; }
  .form-record .fr-epilogue-title { font-size: 29px; letter-spacing: .03em; }
}

/* =========================================================
   MASTER — 2026-08-06 FHD semantic lineation / figure cleanup
   FHD以上では大型コピーをブラウザ任せで語中分割しない。
   明示した編集改行だけを使い、スマートフォンでは従来どおり再折返しする。
   ========================================================= */
.form-record .fr-sidewall-concept {
  border: 0;
  background: transparent;
}
.form-record .fr-sidewall-concept .fr-diagram-label {
  width: min(100%, 760px);
  margin: 0 auto 42px;
}
.form-record .fr-sidewall-concept-svg {
  width: min(100%, 720px);
  max-width: none;
}
.form-record .fr-sidewall-flow {
  fill: none;
  stroke: var(--fr-ink);
  stroke-width: 2;
  stroke-linecap: round;
  opacity: .52;
}
.form-record .fr-flow-arrowhead { fill: var(--fr-ink); opacity: .72; }
.form-record .fr-sidewall-guide-line { fill: none; stroke: var(--fr-faint); stroke-width: 1.5; stroke-dasharray: 5 6; }
.form-record .fr-sidewall-time,
.form-record .fr-sidewall-flow-label {
  fill: var(--fr-soft);
  font-family: var(--sans);
  letter-spacing: .08em;
}
.form-record .fr-sidewall-time { font-size: 17px; }
.form-record .fr-sidewall-flow-label { font-size: 13px; }

@media (min-width: 1200px) {
  .form-record {
    --fr-reading: 980px;
    --fr-wide: 1480px;
    --fr-side: clamp(72px, 6vw, 124px);
  }

  .form-record .fr-title,
  .form-record .fr-display,
  .form-record .fr-act-heading,
  .form-record .fr-dir-conclusion,
  .form-record .fr-detail-note strong,
  .form-record .fr-epilogue-title {
    max-inline-size: none;
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    text-wrap: nowrap;
  }

  .form-record .fr-title {
    max-width: none;
    font-size: clamp(60px, 3.8vw, 78px);
  }

  .form-record .fr-display { letter-spacing: .055em; }
  .form-record .fr-display--b { font-size: clamp(38px, 2.35vw, 50px); }
  .form-record .fr-display--c { font-size: clamp(29px, 1.7vw, 36px); }

  .form-record .fr-epilogue-title {
    max-width: none;
    font-size: clamp(38px, 2.25vw, 48px);
    line-height: 1.72;
  }

  .form-record .fr-sidewall-concept-figure {
    width: min(100%, 980px);
  }
  .form-record .fr-sidewall-concept-figure .fr-caption {
    width: min(100%, 760px);
  }
}

@media (min-width: 2560px) {
  .form-record {
    --fr-reading: 1080px;
    --fr-wide: 1680px;
    --fr-side: clamp(140px, 5vw, 200px);
  }
  .form-record .fr-title { font-size: clamp(72px, 2.2vw, 88px); }
  .form-record .fr-display--b { font-size: clamp(46px, 1.55vw, 60px); }
  .form-record .fr-display--c { font-size: clamp(34px, 1.05vw, 42px); }
  .form-record .fr-epilogue-title { font-size: 48px; }
}

@media (max-width: 900px) {
  .form-record .fr-sidewall-concept .fr-diagram-label { margin-bottom: 28px; }
  .form-record .fr-sidewall-concept-svg { width: min(100%, 520px); }
  .form-record .fr-sidewall-flow-label { display: none; }
}

@media (min-width: 1200px) {
  .form-record .fr-formula-japanese,
  .form-record .fr-element-role {
    width: max-content;
    max-width: calc(100vw - (var(--fr-side) * 2));
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    text-wrap: nowrap;
  }
  .form-record .fr-formula-japanese { margin-inline: auto; }
}

/* =========================================================
   MASTER — 2026-08-06 FHD / 4K Japanese lineation canonical fix
   目的:
   - ch を日本語文字数として扱わない。
   - 大型コピーは「意味単位の編集改行」を優先し、語中分割を防ぐ。
   - 本文は通常の自動改行を維持し、可読幅だけを制御する。
   ========================================================= */
.form-record .fr-semantic-line {
  white-space: normal;
}

@media (min-width: 1200px) {
  .form-record {
    --fr-reading: 1060px;
    --fr-wide: 1480px;
    --fr-side: clamp(72px, 6vw, 124px);
  }

  /* 580px 等の局所的な旧制限が大型コピーを再分割しないよう解除。 */
  .form-record .fr-reading,
  .form-record .fr-cut08 .fr-reading {
    max-width: none;
  }

  /* 通常本文は広がり過ぎない。大型コピーだけが読書枠全体を使う。 */
  .form-record .fr-prose {
    max-inline-size: 44em;
  }

  .form-record .fr-title,
  .form-record .fr-display,
  .form-record .fr-act-heading,
  .form-record .fr-dir-conclusion,
  .form-record .fr-detail-note strong,
  .form-record .fr-epilogue-title {
    width: auto;
    max-width: none;
    max-inline-size: none;
    white-space: normal;
    word-break: normal;
    overflow-wrap: normal;
    line-break: strict;
    text-wrap: pretty;
  }

  /* 一行として設計した句だけを分割禁止にする。段落全体を nowrap にはしない。 */
  .form-record .fr-semantic-line {
    display: inline-block;
    max-inline-size: none;
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    text-wrap: nowrap;
  }

  .form-record br.fr-editorial-break,
  .form-record br.fr-editorial-break--wide {
    display: block;
  }

  .form-record .fr-title {
    font-size: clamp(60px, 3.8vw, 78px);
  }
  .form-record .fr-display {
    letter-spacing: .055em;
  }
  .form-record .fr-display--b {
    font-size: clamp(38px, 2.35vw, 50px);
  }
  .form-record .fr-display--c {
    font-size: clamp(29px, 1.7vw, 36px);
  }
  .form-record .fr-subtitle {
    max-inline-size: 34em;
  }
  .form-record .fr-epilogue-title {
    font-size: clamp(38px, 2.25vw, 48px);
    line-height: 1.72;
  }

  /* 最終マントラは最長行「印は、そのあいだに静かに立つ。」を一行で保持。 */
  .form-record .fr-final-mantra .fr-reading {
    width: min(100%, 1160px);
  }

  /* 2カラム内でも長句を不意に割らない。HTML側の編集改行で意味単位を保持。 */
  .form-record .fr-two-col .fr-reading {
    min-width: 0;
  }

  .form-record .fr-forest-depth-sample figcaption {
    max-width: 28em;
  }
}

@media (min-width: 2560px) {
  .form-record {
    --fr-reading: 1280px;
    --fr-wide: 1800px;
    --fr-side: clamp(180px, 6.5vw, 260px);
  }
  .form-record .fr-prose {
    max-inline-size: 44em;
  }
  .form-record .fr-final-mantra .fr-reading {
    width: min(100%, 1400px);
  }
}

@media (max-width: 900px) {
  /* モバイルでは句内 nowrap を解除し、画面幅に応じた自然な再折返しを許可。 */
  .form-record .fr-semantic-line {
    display: inline;
    white-space: normal;
    word-break: normal;
    overflow-wrap: break-word;
    text-wrap: pretty;
  }
}

/* =========================================================
   ACT I ONLY — 2026-08-06 fluid Japanese typesetting
   #act-1 だけをFHD〜4Kで連続的に変化する読書幅へ変更する。
   本文は自然改行、意味を持つ大型コピーの編集改行は保持する。
   他のセクションには影響させない。
   ========================================================= */
@media (min-width: 1200px) {
  .form-record #act-1 .fr-reading {
    /* 1920px級で約742px、2560px級で約787px、4Kで最大832px。 */
    width: min(100%, clamp(46rem, calc(38rem + 7vw), 52rem));
    max-width: none;
  }

  .form-record #act-1 .fr-prose {
    max-inline-size: none;
    font-size: clamp(19px, calc(16px + .15625vw), 22px);
    line-height: 1.95;
    line-break: strict;
    word-break: normal;
    overflow-wrap: normal;
    text-wrap: pretty;
  }

  /* Chrome / Edge では日本語の文節を考慮した自動改行を優先。
     未対応ブラウザは直前の word-break: normal にフォールバックする。 */
  @supports (word-break: auto-phrase) {
    .form-record #act-1 .fr-prose {
      word-break: auto-phrase;
    }
  }

  .form-record #act-1 .fr-display--b {
    font-size: clamp(45px, calc(32px + .68vw), 58px);
  }

  .form-record #act-1 .fr-display--c {
    font-size: clamp(32px, calc(25px + .39vw), 40px);
  }

  /* 大型コピーはHTMLにある意味上の2行構成だけを固定する。 */
  .form-record #act-1 .fr-semantic-line {
    display: inline-block;
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    text-wrap: nowrap;
  }
}

/* =========================================================
   2026-08-06 — Stable observation copy across desktop / 4K / mobile
   The display class changes measure before it changes type size.
   ========================================================= */
@media (min-width:1100px){
  .form-record .fr-observation-grid{
    grid-template-columns:minmax(0,1.15fr) minmax(540px,.72fr);
    gap:clamp(70px,6vw,120px);
  }
  .form-record .fr-observe-step p{
    font-size:clamp(34px,2vw,38px);line-height:1.7;letter-spacing:.055em;
    white-space:nowrap;word-break:keep-all;overflow-wrap:normal;text-wrap:nowrap;
  }
}
@media (max-width:560px){
  .form-record .fr-observe-step p{
    font-size:clamp(21px,6.2vw,24px);line-height:1.7;letter-spacing:.025em;
    white-space:nowrap;word-break:keep-all;overflow-wrap:normal;text-wrap:nowrap;
  }
}


/* 2026-08-07: 4K chapter navigation visibility fix.
   Large-desktop header grows beyond the base 96px chapter offset;
   keep CHAPTERS below the header instead of behind it. */
@media (min-width: 2560px) {
  body.form-record-page .fr-chapter-toggle {
    top: 152px;
    right: clamp(42px, 2.2vw, 84px);
  }
  body.form-record-page .fr-chapter-panel {
    top: 196px;
    right: clamp(42px, 2.2vw, 84px);
    width: min(430px, calc(100vw - 84px));
    max-height: calc(100vh - 224px);
    overflow: auto;
  }
}