/* Torvex — Scroll Chapters Layout 45 · Dark Premium Editorial */

:root {
  --tx-bg: #08090c;
  --tx-bg-elevated: #0f1117;
  --tx-bg-card: #141820;
  --tx-text: #e8eaef;
  --tx-text-muted: #8b919e;
  --tx-copper: #c17f59;
  --tx-copper-light: #d4a07a;
  --tx-cyan: #5ec4d4;
  --tx-border: rgba(255,255,255,0.08);
  --tx-shadow: 0 24px 80px rgba(0,0,0,0.55);
  --tx-font-serif: 'Noto Serif JP', Georgia, serif;
  --tx-font-sans: 'DM Sans', 'Space Grotesk', sans-serif;
  --tx-font-mono: 'Space Grotesk', monospace;
  --tx-capsule-h: 56px;
  --tx-spine-w: 72px;
  --tx-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --tx-chapter-min: 100vh;
}

[data-theme="light"] {
  --tx-bg: #f4f2ee;
  --tx-bg-elevated: #ffffff;
  --tx-bg-card: #ffffff;
  --tx-text: #12141a;
  --tx-text-muted: #5c6370;
  --tx-border: rgba(0,0,0,0.1);
  --tx-shadow: 0 20px 60px rgba(0,0,0,0.12);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body.tx-body {
  margin: 0;
  font-family: var(--tx-font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--tx-text);
  background: var(--tx-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--tx-copper-light); text-decoration: none; transition: color 0.25s; }
a:hover { color: var(--tx-cyan); }

.tx-micro {
  font-family: var(--tx-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tx-copper);
  margin: 0 0 0.75rem;
}

.tx-wrap { width: min(1120px, 92vw); margin-inline: auto; }

.tx-skip {
  position: absolute; left: -9999px; top: 0; z-index: 9999;
  padding: 0.5rem 1rem; background: var(--tx-copper); color: #fff;
}
.tx-skip:focus { left: 0; }

/* Buttons */
.tx-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.85rem 1.6rem;
  font-family: var(--tx-font-mono); font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  border: none; cursor: pointer; transition: all 0.3s var(--tx-ease);
}
.tx-btn--copper { background: var(--tx-copper); color: #fff; }
.tx-btn--copper:hover { background: var(--tx-copper-light); color: #fff; transform: translateY(-2px); }
.tx-btn--ghost { background: transparent; color: var(--tx-text); border: 1px solid var(--tx-border); }
.tx-btn--ghost:hover { border-color: var(--tx-copper); color: var(--tx-copper-light); }
.tx-btn--sm { padding: 0.55rem 1rem; font-size: 0.7rem; }

/* Capsule navbar */
.tx-capsule {
  position: fixed; top: 1rem; left: 50%; transform: translateX(-50%);
  z-index: 900;
  display: flex; align-items: center; gap: 1.5rem;
  width: min(920px, calc(100vw - 2rem));
  padding: 0.5rem 0.5rem 0.5rem 1rem;
  background: rgba(8,9,12,0.82);
  backdrop-filter: blur(16px);
  border: 1px solid var(--tx-border);
  border-radius: 999px;
  transition: background 0.3s, box-shadow 0.3s;
}
[data-theme="light"] .tx-capsule { background: rgba(255,255,255,0.88); }
.tx-capsule.is-scrolled { box-shadow: var(--tx-shadow); }

.tx-capsule__brand { display: flex; align-items: center; gap: 0.65rem; color: var(--tx-text); flex-shrink: 0; }
.tx-capsule__brand:hover { color: var(--tx-text); }
.tx-capsule__mark {
  width: 32px; height: 32px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--tx-copper), var(--tx-cyan));
  border-radius: 50%; font-weight: 700; font-size: 0.85rem; color: #fff;
}
.tx-capsule__name { display: flex; flex-direction: column; line-height: 1.2; }
.tx-capsule__name strong { font-size: 0.9rem; letter-spacing: 0.04em; }
.tx-capsule__name small { font-size: 0.62rem; color: var(--tx-text-muted); letter-spacing: 0.06em; }

.tx-capsule__nav { display: flex; gap: 0.25rem; }
.tx-capsule__nav a {
  padding: 0.45rem 0.85rem; font-size: 0.75rem; letter-spacing: 0.04em;
  color: var(--tx-text-muted); border-radius: 999px; transition: all 0.25s;
}
.tx-capsule__nav a:hover, .tx-capsule__nav a.is-active { color: var(--tx-text); background: rgba(255,255,255,0.06); }

.tx-capsule__tools { display: flex; align-items: center; gap: 0.35rem; margin-left: auto; }
.tx-capsule__icon, .tx-capsule__cart {
  width: 36px; height: 36px; display: grid; place-items: center;
  background: transparent; border: none; border-radius: 50%;
  color: var(--tx-text-muted); cursor: pointer; position: relative;
  transition: color 0.25s, background 0.25s;
}
.tx-capsule__icon:hover, .tx-capsule__cart:hover { color: var(--tx-text); background: rgba(255,255,255,0.06); }
.tx-capsule__cart span {
  position: absolute; top: 2px; right: 2px;
  min-width: 16px; height: 16px; padding: 0 4px;
  font-size: 0.6rem; font-weight: 600; line-height: 16px; text-align: center;
  background: var(--tx-copper); color: #fff; border-radius: 999px;
}
[data-theme="dark"] .tx-icon-moon, [data-theme="light"] .tx-icon-sun { display: none; }

.tx-capsule__burger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 36px; height: 36px; background: none; border: none; cursor: pointer; padding: 8px;
}
.tx-capsule__burger span { display: block; height: 1.5px; background: var(--tx-text); transition: transform 0.3s; }
.tx-capsule__burger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.tx-capsule__burger.is-open span:nth-child(2) { opacity: 0; }
.tx-capsule__burger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Chapter spine */
.tx-spine {
  position: fixed; left: 0; top: 0; bottom: 0; z-index: 800;
  width: var(--tx-spine-w);
  display: flex; align-items: center; justify-content: center;
  border-right: 1px solid var(--tx-border);
  background: rgba(8,9,12,0.6);
  backdrop-filter: blur(8px);
}
[data-theme="light"] .tx-spine { background: rgba(244,242,238,0.85); }

.tx-spine__track { display: flex; flex-direction: column; align-items: center; gap: 1rem; height: 70vh; }
.tx-spine__label {
  writing-mode: vertical-rl; font-size: 0.55rem; letter-spacing: 0.2em;
  color: var(--tx-text-muted); text-transform: uppercase;
}
.tx-spine__list {
  list-style: none; margin: 0; padding: 0; flex: 1;
  display: flex; flex-direction: column; justify-content: space-between;
}
.tx-spine__list button {
  display: flex; flex-direction: column; align-items: center; gap: 0.15rem;
  background: none; border: none; cursor: pointer; padding: 0.25rem;
  color: var(--tx-text-muted); transition: color 0.25s;
}
.tx-spine__list button span { font-family: var(--tx-font-mono); font-size: 0.65rem; }
.tx-spine__list button em { font-style: normal; font-size: 0.55rem; opacity: 0; transition: opacity 0.25s; writing-mode: vertical-rl; }
.tx-spine__list button:hover em, .tx-spine__list button.is-active em { opacity: 1; }
.tx-spine__list button.is-active { color: var(--tx-copper); }
.tx-spine__list button.is-active span { font-weight: 700; }

.tx-spine__progress { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; }
.tx-spine__progress > span { font-family: var(--tx-font-mono); font-size: 0.75rem; color: var(--tx-copper); }
.tx-spine__bar { width: 2px; height: 48px; background: var(--tx-border); position: relative; overflow: hidden; }
.tx-spine__bar i { position: absolute; bottom: 0; left: 0; width: 100%; background: var(--tx-copper); transition: height 0.4s var(--tx-ease); }

/* Search & drawer */
.tx-search, .tx-drawer { position: fixed; inset: 0; z-index: 950; pointer-events: none; opacity: 0; transition: opacity 0.35s; }
.tx-search.is-open, .tx-drawer.is-open { pointer-events: auto; opacity: 1; }
.tx-search__veil, .tx-drawer__veil { position: absolute; inset: 0; background: rgba(0,0,0,0.65); }
.tx-search__panel {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: min(480px, 90vw); padding: 2rem;
  background: var(--tx-bg-elevated); border: 1px solid var(--tx-border);
}
.tx-search__form { display: flex; gap: 0.5rem; margin-top: 1rem; }
.tx-search__form input { flex: 1; padding: 0.75rem 1rem; background: var(--tx-bg); border: 1px solid var(--tx-border); color: var(--tx-text); font-family: inherit; }
.tx-search__hints { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; font-size: 0.85rem; color: var(--tx-text-muted); }
.tx-search__hints button { background: none; border: 1px solid var(--tx-border); color: var(--tx-text); padding: 0.3rem 0.7rem; cursor: pointer; font-size: 0.78rem; }

.tx-drawer__panel {
  position: absolute; top: 0; right: 0; width: min(320px, 85vw); height: 100%;
  padding: 5rem 2rem 2rem; background: var(--tx-bg-elevated);
  border-left: 1px solid var(--tx-border);
  display: flex; flex-direction: column; gap: 0.5rem;
  transform: translateX(100%); transition: transform 0.4s var(--tx-ease);
}
.tx-drawer.is-open .tx-drawer__panel { transform: translateX(0); }
.tx-drawer__panel a { padding: 0.75rem 0; font-size: 1.05rem; color: var(--tx-text); border-bottom: 1px solid var(--tx-border); }
.tx-drawer__meta { margin-top: auto; font-size: 0.85rem; color: var(--tx-text-muted); display: flex; flex-direction: column; gap: 0.35rem; }

/* Main & chapters */
.page-home .tx-main { margin-left: var(--tx-spine-w); }
.tx-chapters { scroll-snap-type: y proximity; }

.tx-chapter {
  position: relative; min-height: var(--tx-chapter-min);
  padding: calc(var(--tx-capsule-h) + 3rem) 3rem 4rem;
  scroll-snap-align: start;
  overflow: hidden;
}
.tx-chapter__slant {
  position: absolute; top: 0; right: 0; width: 55%; height: 100%;
  background: linear-gradient(135deg, transparent 40%, rgba(193,127,89,0.06) 100%);
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}
.tx-chapter__slant--reverse { right: auto; left: 0; clip-path: polygon(0 0, 82% 0, 100% 100%, 0 100%); }
.tx-chapter__slant--gate { background: linear-gradient(160deg, rgba(94,196,212,0.05), transparent 60%); }

.tx-chapter.is-active-chapter .tx-reveal { transition-delay: 0.05s; }

/* Reveal */
.tx-reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--tx-ease), transform 0.7s var(--tx-ease); }
.tx-reveal.is-visible { opacity: 1; transform: none; }

/* 00 Gate */
.tx-chapter--gate .tx-chapter__inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
  max-width: 1200px; margin-inline: auto; min-height: calc(100vh - 8rem);
}
.tx-gate__title { display: flex; align-items: flex-start; gap: 1.25rem; margin: 0 0 1.25rem; }
.tx-gate__kanji {
  font-family: var(--tx-font-serif); font-size: clamp(4rem, 10vw, 7rem); font-weight: 900;
  line-height: 0.85; color: transparent;
  -webkit-text-stroke: 1px var(--tx-copper);
}
.tx-gate__word { display: flex; flex-direction: column; padding-top: 0.5rem; }
.tx-gate__word em { font-family: var(--tx-font-serif); font-style: normal; font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 600; }
.tx-gate__word span { font-size: 0.95rem; color: var(--tx-text-muted); margin-top: 0.35rem; }
.tx-gate__deck { max-width: 42ch; color: var(--tx-text-muted); margin-bottom: 1.5rem; }
.tx-gate__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 2rem; }
.tx-gate__stats { list-style: none; margin: 0; padding: 0; display: flex; gap: 2rem; }
.tx-gate__stats em { display: block; font-family: var(--tx-font-serif); font-style: normal; font-size: 1.5rem; color: var(--tx-copper); }
.tx-gate__stats span { font-size: 0.72rem; color: var(--tx-text-muted); letter-spacing: 0.06em; }
.tx-gate__frame { position: relative; }
.tx-gate__frame img { border-radius: 4px; box-shadow: var(--tx-shadow); clip-path: polygon(8% 0, 100% 0, 100% 92%, 0 100%); }
.tx-gate__frame figcaption { position: absolute; bottom: 1rem; right: 1rem; font-size: 0.68rem; letter-spacing: 0.12em; color: var(--tx-copper); }

/* 01 Manifesto */
.tx-manifesto { display: grid; grid-template-columns: 38% 1fr; gap: 3rem; max-width: 1200px; margin-inline: auto; min-height: calc(100vh - 8rem); }
.tx-manifesto__pin { position: sticky; top: calc(var(--tx-capsule-h) + 2rem); align-self: start; }
.tx-manifesto__pin h2 { font-family: var(--tx-font-serif); font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 600; line-height: 1.35; margin: 0 0 1rem; }
.tx-manifesto__pin h2 em { font-style: normal; color: var(--tx-copper-light); }
.tx-manifesto__pin blockquote { margin: 1.5rem 0 0; padding-left: 1rem; border-left: 2px solid var(--tx-copper); font-family: var(--tx-font-serif); font-style: italic; color: var(--tx-text-muted); }
.tx-manifesto__scroll { display: flex; flex-direction: column; gap: 2rem; padding-bottom: 4rem; }
.tx-manifesto__frame img { width: 100%; box-shadow: var(--tx-shadow); clip-path: polygon(0 0, 100% 4%, 100% 100%, 0 96%); }
.tx-manifesto__frame figcaption { font-size: 0.72rem; color: var(--tx-text-muted); margin-top: 0.5rem; }

/* 02 Dial */
.tx-dial { max-width: 1100px; margin-inline: auto; }
.tx-dial__intro h2 { font-family: var(--tx-font-serif); font-size: clamp(1.5rem, 3vw, 2.2rem); margin: 0 0 0.75rem; }
.tx-dial__intro h2 em { font-style: normal; color: var(--tx-cyan); }
.tx-dial__stage {
  display: grid; grid-template-columns: 200px 1fr 280px; gap: 2rem; align-items: center;
  margin-top: 2rem; padding: 2rem; background: var(--tx-bg-card); border: 1px solid var(--tx-border);
  position: relative;
}
.tx-dial__ring { color: var(--tx-text-muted); }
.tx-dial__svg { width: 100%; height: auto; }
.tx-dial__vehicle img { width: 100%; border-radius: 4px; transition: opacity 0.35s; }
.tx-dial__readout h3 { font-family: var(--tx-font-serif); font-size: 1.35rem; margin: 0 0 1rem; }
.tx-dial__specs { list-style: none; margin: 0 0 1rem; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.65rem; }
.tx-dial__specs span { display: block; font-size: 0.68rem; color: var(--tx-text-muted); letter-spacing: 0.06em; }
.tx-dial__specs strong { font-family: var(--tx-font-mono); font-size: 1rem; color: var(--tx-copper-light); }
.tx-dial__readout p { font-size: 0.88rem; color: var(--tx-text-muted); margin-bottom: 1rem; }
.tx-dial__slider {
  position: absolute; bottom: 1rem; left: 50%; transform: translateX(-50%);
  width: min(400px, 80%); accent-color: var(--tx-copper);
}
.tx-dial__ticks { position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%); display: flex; gap: 1.5rem; }
.tx-dial__ticks span { font-size: 0.65rem; color: var(--tx-text-muted); transition: color 0.25s; }
.tx-dial__ticks span.is-active { color: var(--tx-copper); font-weight: 600; }

/* 03 Velocity */
.tx-velocity { max-width: 100%; padding-inline: 0; }
.tx-velocity__head { max-width: 1200px; margin: 0 auto 2rem; padding-inline: 3rem; }
.tx-velocity__head h2 { font-family: var(--tx-font-serif); font-size: clamp(1.5rem, 3vw, 2.2rem); }
.tx-velocity__head h2 em { font-style: normal; color: var(--tx-copper-light); }
.tx-velocity__track-wrap { overflow: hidden; padding-left: calc(var(--tx-spine-w) + 1rem); }
.tx-velocity__track {
  display: flex; gap: 1.25rem; overflow-x: auto; padding: 1rem 3rem 2rem;
  scroll-snap-type: x mandatory; cursor: grab; -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tx-velocity__track::-webkit-scrollbar { display: none; }
.tx-velocity__track.is-dragging { cursor: grabbing; }
.tx-velocity__card {
  flex: 0 0 min(380px, 75vw); scroll-snap-align: start;
  background: var(--tx-bg-card); border: 1px solid var(--tx-border);
  overflow: hidden; transition: transform 0.35s var(--tx-ease);
}
.tx-velocity__card:hover { transform: translateY(-6px); }
.tx-velocity__card img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.tx-velocity__card-meta { padding: 1.25rem; }
.tx-velocity__card-meta h3 { font-family: var(--tx-font-serif); font-size: 1.15rem; margin: 0.35rem 0; }
.tx-velocity__card-meta p { font-family: var(--tx-font-mono); color: var(--tx-copper); margin: 0 0 0.75rem; }

/* 04 Distort */
.tx-distort { max-width: 1200px; margin-inline: auto; }
.tx-distort__intro h2 { font-family: var(--tx-font-serif); font-size: clamp(1.5rem, 3vw, 2.2rem); }
.tx-distort__intro h2 em { font-style: normal; color: var(--tx-cyan); }
.tx-distort__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; margin-top: 2rem;
}
.tx-distort__cell {
  position: relative; aspect-ratio: 4/3; overflow: hidden; cursor: pointer;
  clip-path: polygon(0 0, 100% 8%, 100% 100%, 0 92%);
  transition: clip-path 0.5s var(--tx-ease), transform 0.4s var(--tx-ease), z-index 0s;
}
.tx-distort__cell.is-active {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  transform: scale(1.04); z-index: 2;
  box-shadow: var(--tx-shadow);
}
.tx-distort__cell img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(0.4) contrast(1.1); transition: filter 0.4s; }
.tx-distort__cell.is-active img { filter: none; }
.tx-distort__mask {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(8,9,12,0.85));
  transition: opacity 0.35s;
}
.tx-distort__cell.is-active .tx-distort__mask { opacity: 0.3; }
.tx-distort__index {
  position: absolute; bottom: 0.75rem; left: 0.75rem;
  font-family: var(--tx-font-mono); font-size: 0.75rem; color: var(--tx-copper);
}

/* 05 Process */
.tx-process { max-width: 1000px; margin-inline: auto; }
.tx-process__head h2 { font-family: var(--tx-font-serif); font-size: clamp(1.5rem, 3vw, 2rem); }
.tx-process__flow { list-style: none; margin: 2rem 0 0; padding: 0; }
.tx-process__step {
  display: grid; grid-template-columns: 200px 1fr; gap: 2rem; align-items: center;
  padding: 2rem 0; border-bottom: 1px solid var(--tx-border);
  transform: translateX(calc(var(--step-i) * 24px));
}
.tx-process__step figure img { clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%); box-shadow: var(--tx-shadow); }
.tx-process__num { font-family: var(--tx-font-mono); font-size: 0.75rem; color: var(--tx-copper); letter-spacing: 0.1em; }
.tx-process__step h3 { font-family: var(--tx-font-serif); font-size: 1.35rem; margin: 0.25rem 0 0.5rem; }

/* 06 Fleet */
.tx-fleet { max-width: 1100px; margin-inline: auto; }
.tx-fleet__head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 2rem; }
.tx-fleet__head h2 { font-family: var(--tx-font-serif); font-size: clamp(1.5rem, 3vw, 2rem); margin: 0; }
.tx-fleet__head h2 em { font-style: normal; color: var(--tx-copper-light); }
.tx-fleet__stack { display: flex; flex-direction: column; gap: -2rem; }
.tx-fleet__card {
  display: grid; grid-template-columns: 45% 1fr; gap: 0;
  background: var(--tx-bg-card); border: 1px solid var(--tx-border);
  margin-left: calc(var(--card-i) * 3%);
  margin-top: calc(var(--card-i) * -1.5rem);
  box-shadow: var(--tx-shadow);
  transition: transform 0.35s var(--tx-ease);
}
.tx-fleet__card:hover { transform: translateX(8px); }
.tx-fleet__card img { width: 100%; height: 100%; object-fit: cover; min-height: 220px; }
.tx-fleet__card-body { padding: 1.75rem; display: flex; flex-direction: column; }
.tx-fleet__card-body h3 { font-family: var(--tx-font-serif); font-size: 1.25rem; margin: 0.35rem 0; }
.tx-fleet__card-body p { font-size: 0.88rem; color: var(--tx-text-muted); flex: 1; }
.tx-fleet__card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 1rem; }
.tx-fleet__card-foot strong { font-family: var(--tx-font-mono); color: var(--tx-copper); }

/* 07 Geo */
.tx-geo { max-width: 1100px; margin-inline: auto; }
.tx-geo__head h2 { font-family: var(--tx-font-serif); font-size: clamp(1.5rem, 3vw, 2rem); }
.tx-geo__head h2 em { font-style: normal; color: var(--tx-cyan); }
.tx-geo__tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.5rem 0; }
.tx-geo__tab {
  padding: 0.55rem 1rem; background: transparent; border: 1px solid var(--tx-border);
  color: var(--tx-text-muted); font-family: var(--tx-font-mono); font-size: 0.72rem;
  cursor: pointer; transition: all 0.25s;
}
.tx-geo__tab.is-active, .tx-geo__tab:hover { border-color: var(--tx-copper); color: var(--tx-text); background: rgba(193,127,89,0.08); }
.tx-geo__panel { display: none; grid-template-columns: 1.2fr 1fr; gap: 2rem; align-items: center; }
.tx-geo__panel.is-active { display: grid; }
.tx-geo__panel img { clip-path: polygon(0 0, 100% 5%, 100% 100%, 0 95%); box-shadow: var(--tx-shadow); }
.tx-geo__panel h3 { font-family: var(--tx-font-serif); font-size: 1.5rem; margin: 0 0 1rem; }
.tx-geo__panel ul { list-style: none; margin: 0 0 1rem; padding: 0; display: flex; gap: 2rem; }
.tx-geo__panel ul span { display: block; font-size: 0.68rem; color: var(--tx-text-muted); }
.tx-geo__panel ul strong { font-family: var(--tx-font-mono); color: var(--tx-copper-light); }

/* 08 Voices */
.tx-voices { max-width: 1100px; margin-inline: auto; }
.tx-voices__head h2 { font-family: var(--tx-font-serif); font-size: clamp(1.5rem, 3vw, 2rem); }
.tx-voices__head h2 em { font-style: normal; color: var(--tx-copper-light); }
.tx-voices__field { position: relative; min-height: 420px; margin-top: 2rem; }
.tx-voices__bg { position: absolute; inset: 0; z-index: 0; opacity: 0.15; }
.tx-voices__bg img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); }
.tx-voices__fragment {
  position: absolute; z-index: 1; max-width: 320px; margin: 0; padding: 1.25rem;
  background: rgba(15,17,23,0.92); border: 1px solid var(--tx-border);
  backdrop-filter: blur(8px); box-shadow: var(--tx-shadow);
}
[data-theme="light"] .tx-voices__fragment { background: rgba(255,255,255,0.95); }
.tx-voices__fragment--a { top: 5%; left: 5%; transform: rotate(-2deg); }
.tx-voices__fragment--b { top: 35%; right: 8%; transform: rotate(1.5deg); max-width: 280px; }
.tx-voices__fragment--c { bottom: 8%; left: 25%; transform: rotate(-1deg); }
.tx-voices__fragment footer { margin-top: 0.75rem; font-size: 0.78rem; color: var(--tx-text-muted); }
.tx-voices__fragment footer strong { display: block; color: var(--tx-text); }

/* 09 Atelier */
.tx-atelier {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
  max-width: 1100px; margin-inline: auto;
}
.tx-atelier__copy h2 { font-family: var(--tx-font-serif); font-size: clamp(1.8rem, 4vw, 2.8rem); margin: 0 0 1rem; }
.tx-atelier__copy h2 em { font-style: normal; color: var(--tx-copper); }
.tx-atelier__trust { list-style: none; margin: 1.5rem 0; padding: 0; }
.tx-atelier__trust li { padding: 0.5rem 0; font-size: 0.88rem; color: var(--tx-text-muted); border-bottom: 1px solid var(--tx-border); }
.tx-atelier__trust li::before { content: '—'; color: var(--tx-copper); margin-right: 0.5rem; }
.tx-atelier__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.tx-atelier__frame img { clip-path: polygon(6% 0, 100% 0, 94% 100%, 0 100%); box-shadow: var(--tx-shadow); }
.tx-atelier__frame figcaption { font-size: 0.68rem; color: var(--tx-copper); margin-top: 0.5rem; letter-spacing: 0.1em; }

/* Footer */
.tx-foot { position: relative; margin-top: 4rem; padding: 4rem 0 0; background: var(--tx-bg-elevated); border-top: 1px solid var(--tx-border); }
.page-home .tx-foot { margin-left: var(--tx-spine-w); }
.tx-foot__slant {
  position: absolute; top: 0; left: 0; right: 0; height: 80px;
  background: var(--tx-bg); clip-path: polygon(0 0, 100% 0, 100% 20%, 0 100%);
}
.tx-foot__wrap {
  width: min(1120px, 92vw); margin-inline: auto; padding: 3rem 0 2rem;
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 3rem;
}
.tx-foot__logo span { font-family: var(--tx-font-serif); font-size: 1.5rem; display: block; color: var(--tx-text); }
.tx-foot__logo em { font-style: normal; font-size: 0.85rem; color: var(--tx-text-muted); }
.tx-foot__lead p { font-size: 0.88rem; color: var(--tx-text-muted); max-width: 42ch; }
.tx-foot__news { margin-top: 1.5rem; }
.tx-foot__news label { font-size: 0.78rem; color: var(--tx-text-muted); display: block; margin-bottom: 0.5rem; }
.tx-foot__news-row { display: flex; gap: 0.5rem; }
.tx-foot__news-row input { flex: 1; padding: 0.65rem 1rem; background: var(--tx-bg); border: 1px solid var(--tx-border); color: var(--tx-text); }
.tx-foot__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.tx-foot__col h3 { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--tx-copper); margin: 0 0 0.75rem; }
.tx-foot__col nav { display: flex; flex-direction: column; gap: 0.4rem; }
.tx-foot__col a { font-size: 0.85rem; color: var(--tx-text-muted); }
.tx-foot__col a:hover { color: var(--tx-text); }
.tx-foot__studio address { font-style: normal; font-size: 0.85rem; color: var(--tx-text-muted); margin-bottom: 0.5rem; }
.tx-foot__base {
  display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: center;
  padding: 1.25rem; font-size: 0.72rem; color: var(--tx-text-muted);
  border-top: 1px solid var(--tx-border);
}
.page-home .tx-foot__base { margin-left: var(--tx-spine-w); }

.tx-top {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 850;
  width: 44px; height: 44px; display: grid; place-items: center;
  background: var(--tx-copper); color: #fff; border: none; border-radius: 50%;
  cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: all 0.35s var(--tx-ease);
}
.tx-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.tx-top:hover { background: var(--tx-copper-light); }

.tx-toast {
  position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(20px);
  z-index: 9999; padding: 0.75rem 1.5rem;
  background: var(--tx-bg-elevated); border: 1px solid var(--tx-copper);
  font-size: 0.85rem; opacity: 0; visibility: hidden; transition: all 0.35s;
}
.tx-toast.is-visible { opacity: 1; visibility: visible; transform: translateX(-50%); }

/* Inner pages */
.tx-page { padding: calc(var(--tx-capsule-h) + 3rem) 0 4rem; }
.tx-page-head { margin-bottom: 3rem; }
.tx-page-head--center { text-align: center; }
.tx-page-head--center .tx-page-head__lead { max-width: 52ch; margin-inline: auto; }
.tx-page-head--offset { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; width: min(1120px, 92vw); margin-inline: auto; }
.tx-page-head h1 { font-family: var(--tx-font-serif); font-size: clamp(2rem, 5vw, 3rem); font-weight: 600; margin: 0 0 1rem; }
.tx-page-head h1 em { font-style: normal; color: var(--tx-copper-light); }
.tx-page-head__lead { color: var(--tx-text-muted); font-size: 1.05rem; }
.tx-page-head__media img { box-shadow: var(--tx-shadow); clip-path: polygon(0 0, 100% 6%, 100% 100%, 0 94%); }

/* About */
.tx-about-narr__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; margin-bottom: 4rem; }
.tx-about-narr__grid h2 { font-family: var(--tx-font-serif); font-size: 1.75rem; }
.tx-about-narr__grid h2 em { font-style: normal; color: var(--tx-copper); }
.tx-about-values { margin-bottom: 4rem; }
.tx-about-values h2 { font-family: var(--tx-font-serif); font-size: 1.75rem; margin-bottom: 2rem; }
.tx-about-values__row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.tx-about-values__glyph {
  display: inline-grid; place-items: center; width: 48px; height: 48px;
  border: 1px solid var(--tx-copper); font-family: var(--tx-font-serif); font-size: 1.25rem;
  color: var(--tx-copper); margin-bottom: 0.75rem;
}
.tx-about-timeline { margin-bottom: 4rem; }
.tx-about-timeline h2 { font-family: var(--tx-font-serif); font-size: 1.75rem; margin-bottom: 2rem; }
.tx-about-timeline__list { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--tx-border); margin-left: 1rem; }
.tx-about-timeline__list li { position: relative; padding: 0 0 2rem 2rem; }
.tx-about-timeline__list li::before {
  content: ''; position: absolute; left: -6px; top: 0.35rem;
  width: 10px; height: 10px; background: var(--tx-copper); border-radius: 50%;
}
.tx-about-timeline__list time { font-family: var(--tx-font-mono); font-size: 0.78rem; color: var(--tx-copper); }
.tx-about-timeline__list h3 { font-family: var(--tx-font-serif); font-size: 1.15rem; margin: 0.25rem 0; }
.tx-about-team__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; margin-bottom: 4rem; }
.tx-about-access__grid { display: grid; grid-template-columns: 1fr 2fr; gap: 2rem; margin-bottom: 3rem; }
.tx-page-cta { text-align: center; padding: 3rem; background: var(--tx-bg-card); border: 1px solid var(--tx-border); }
.tx-page-cta h2 { font-family: var(--tx-font-serif); font-size: 1.75rem; }

/* Shop */
.tx-shop-head { text-align: center; width: min(1120px, 92vw); margin: 0 auto 2rem; }
.tx-shop-layout { display: grid; grid-template-columns: 220px 1fr; gap: 2rem; }
.tx-shop-sidebar { position: sticky; top: calc(var(--tx-capsule-h) + 2rem); align-self: start; }
.tx-shop-sidebar__pills { display: flex; flex-direction: column; gap: 0.35rem; }
.tx-shop-sidebar__pill {
  text-align: left; padding: 0.55rem 0.85rem; background: transparent;
  border: 1px solid transparent; color: var(--tx-text-muted);
  font-family: var(--tx-font-mono); font-size: 0.75rem; cursor: pointer; transition: all 0.25s;
}
.tx-shop-sidebar__pill.is-active, .tx-shop-sidebar__pill:hover { border-color: var(--tx-border); color: var(--tx-text); background: var(--tx-bg-card); }
.tx-shop-sidebar__sort { margin-top: 1.5rem; }
.tx-shop-sidebar__sort select { width: 100%; padding: 0.5rem; background: var(--tx-bg); border: 1px solid var(--tx-border); color: var(--tx-text); margin-top: 0.35rem; }
.tx-shop-sidebar__count { font-size: 0.78rem; color: var(--tx-text-muted); margin-top: 1rem; }
.tx-shop-mosaic { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.tx-shop-tile { background: var(--tx-bg-card); border: 1px solid var(--tx-border); overflow: hidden; transition: transform 0.3s; }
.tx-shop-tile:hover { transform: translateY(-4px); }
.tx-shop-tile--wide { grid-column: span 2; display: grid; grid-template-columns: 1fr 1fr; }
.tx-shop-tile__img { position: relative; }
.tx-shop-tile__img img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.tx-shop-tile--wide .tx-shop-tile__img img { aspect-ratio: auto; height: 100%; min-height: 280px; }
.tx-shop-tile__badge { position: absolute; top: 0.75rem; left: 0.75rem; padding: 0.25rem 0.6rem; background: var(--tx-copper); color: #fff; font-size: 0.65rem; letter-spacing: 0.08em; }
.tx-shop-tile__body { padding: 1.25rem; }
.tx-shop-tile__body h2 { font-family: var(--tx-font-serif); font-size: 1.15rem; margin: 0.25rem 0; }
.tx-shop-tile__story { font-size: 0.85rem; color: var(--tx-text-muted); }
.tx-shop-tile__spec { display: flex; gap: 1.5rem; font-size: 0.78rem; margin: 0.75rem 0; }
.tx-shop-tile__spec dt { color: var(--tx-text-muted); }
.tx-shop-tile__foot { display: flex; align-items: center; justify-content: space-between; }
.tx-shop-tile__foot strong { font-family: var(--tx-font-mono); color: var(--tx-copper); }
.tx-shop-tile__actions { display: flex; gap: 0.5rem; }
.tx-shop-book { margin-top: 4rem; padding-top: 3rem; border-top: 1px solid var(--tx-border); }
.tx-shop-book h2 { font-family: var(--tx-font-serif); font-size: 1.5rem; margin-bottom: 1.5rem; }
.tx-shop-book__steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.tx-shop-book__steps span { font-family: var(--tx-font-mono); font-size: 0.72rem; color: var(--tx-copper); }
.tx-shop-book__steps h3 { font-size: 0.95rem; margin: 0.35rem 0; }
.tx-shop-book__steps p { font-size: 0.82rem; color: var(--tx-text-muted); margin: 0; }
.tx-shop-book__note { font-size: 0.78rem; color: var(--tx-text-muted); margin-top: 1.5rem; }

/* FAQ */
.tx-faq__tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.tx-faq__tab {
  padding: 0.6rem 1.1rem; background: transparent; border: 1px solid var(--tx-border);
  color: var(--tx-text-muted); font-size: 0.82rem; cursor: pointer; transition: all 0.25s;
}
.tx-faq__tab.is-active { border-color: var(--tx-copper); color: var(--tx-text); background: rgba(193,127,89,0.08); }
.tx-faq__panel { display: none; }
.tx-faq__panel.is-active { display: block; }
.tx-faq__panel-title { font-family: var(--tx-font-serif); font-size: 1.25rem; margin-bottom: 1rem; }
.tx-faq__item { border: 1px solid var(--tx-border); margin-bottom: 0.5rem; background: var(--tx-bg-card); }
.tx-faq__item summary { padding: 1rem 1.25rem; cursor: pointer; font-weight: 500; list-style: none; }
.tx-faq__item summary::-webkit-details-marker { display: none; }
.tx-faq__answer { padding: 0 1.25rem 1rem; color: var(--tx-text-muted); font-size: 0.92rem; }
.tx-faq-cta { text-align: center; margin-top: 3rem; padding: 2.5rem; background: var(--tx-bg-card); border: 1px solid var(--tx-border); }

/* Contact */
.tx-contact__grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem; }
.tx-contact__info h2 { font-family: var(--tx-font-serif); font-size: 1.35rem; }
.tx-contact__list { list-style: none; margin: 1.5rem 0; padding: 0; }
.tx-contact__list li { display: grid; grid-template-columns: 100px 1fr; gap: 0.5rem; padding: 0.65rem 0; border-bottom: 1px solid var(--tx-border); font-size: 0.9rem; }
.tx-contact__list span:first-child { color: var(--tx-text-muted); }
.tx-contact__map { margin-top: 1.5rem; border: 1px solid var(--tx-border); overflow: hidden; }
.tx-contact__map iframe { display: block; border: 0; filter: grayscale(0.3) contrast(1.05); }
.tx-contact__form { padding: 2rem; background: var(--tx-bg-card); border: 1px solid var(--tx-border); }
.tx-contact__form h2 { font-family: var(--tx-font-serif); font-size: 1.25rem; margin: 0 0 1.5rem; }
.tx-field { margin-bottom: 1rem; }
.tx-field label { display: block; font-size: 0.78rem; color: var(--tx-text-muted); margin-bottom: 0.35rem; }
.tx-field input, .tx-field select, .tx-field textarea {
  width: 100%; padding: 0.7rem 1rem; background: var(--tx-bg); border: 1px solid var(--tx-border);
  color: var(--tx-text); font-family: inherit; font-size: 0.95rem;
}
.tx-checkbox { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.85rem; color: var(--tx-text-muted); margin-bottom: 1.25rem; cursor: pointer; }

/* Cart */
.tx-cart__layout { display: grid; grid-template-columns: 1fr 340px; gap: 2rem; align-items: start; }
.tx-cart-item {
  display: grid; grid-template-columns: 120px 1fr auto; gap: 1rem; align-items: center;
  padding: 1.25rem; background: var(--tx-bg-card); border: 1px solid var(--tx-border); margin-bottom: 0.75rem;
}
.tx-cart-item img { width: 120px; height: 80px; object-fit: cover; }
.tx-cart-item__info h3 { font-family: var(--tx-font-serif); font-size: 1rem; margin: 0 0 0.35rem; }
.tx-cart-item__price { font-family: var(--tx-font-mono); color: var(--tx-copper); margin: 0 0 0.5rem; }
.tx-cart-remove { background: none; border: none; color: var(--tx-text-muted); font-size: 0.78rem; cursor: pointer; text-decoration: underline; }
.tx-cart-qty { display: flex; align-items: center; gap: 0.5rem; }
.tx-cart-qty button { width: 32px; height: 32px; background: var(--tx-bg); border: 1px solid var(--tx-border); color: var(--tx-text); cursor: pointer; }
.tx-cart__summary { position: sticky; top: calc(var(--tx-capsule-h) + 2rem); padding: 1.5rem; background: var(--tx-bg-card); border: 1px solid var(--tx-border); }
.tx-cart__summary h2 { font-family: var(--tx-font-serif); font-size: 1.15rem; margin: 0 0 1rem; }
.tx-cart__totals div { display: flex; justify-content: space-between; padding: 0.5rem 0; font-size: 0.9rem; }
.tx-cart__total-row { border-top: 1px solid var(--tx-border); margin-top: 0.5rem; padding-top: 0.75rem; font-weight: 600; }
.tx-cart__total-row dd { font-family: var(--tx-font-mono); color: var(--tx-copper); font-size: 1.15rem; }
.tx-cart__coupon { margin: 1.25rem 0; }
.tx-cart__coupon label { font-size: 0.78rem; color: var(--tx-text-muted); }
.tx-cart__coupon-row { display: flex; gap: 0.5rem; margin-top: 0.35rem; }
.tx-cart__coupon-row input { flex: 1; padding: 0.55rem; background: var(--tx-bg); border: 1px solid var(--tx-border); color: var(--tx-text); }
.tx-cart__coupon-hint { font-size: 0.72rem; color: var(--tx-text-muted); }
.tx-cart__checkout { width: 100%; margin-top: 1rem; text-align: center; }
.tx-cart__note { font-size: 0.72rem; color: var(--tx-text-muted); margin-top: 1rem; }
.tx-cart__empty { text-align: center; padding: 3rem; background: var(--tx-bg-card); border: 1px dashed var(--tx-border); }

/* Legal */
.tx-legal-head { margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--tx-border); }
.tx-legal-head h1 { font-family: var(--tx-font-serif); font-size: clamp(1.75rem, 4vw, 2.5rem); margin: 0 0 0.5rem; }
.tx-legal-updated { font-size: 0.82rem; color: var(--tx-text-muted); }
.tx-legal-body section { margin-bottom: 2.5rem; }
.tx-legal-body h2 { font-family: var(--tx-font-serif); font-size: 1.25rem; margin: 0 0 0.75rem; color: var(--tx-copper-light); }
.tx-legal-body h3 { font-size: 1rem; margin: 1.25rem 0 0.5rem; }
.tx-legal-body p, .tx-legal-body li { color: var(--tx-text-muted); font-size: 0.92rem; }
.tx-legal-body ul { padding-left: 1.25rem; }
.tx-legal-body code { font-size: 0.82rem; background: var(--tx-bg-card); padding: 0.15rem 0.4rem; border: 1px solid var(--tx-border); }
.tx-legal-contact { font-style: normal; margin-top: 1rem; padding: 1rem; background: var(--tx-bg-card); border: 1px solid var(--tx-border); font-size: 0.88rem; line-height: 1.8; }

/* Responsive */
@media (max-width: 1024px) {
  .tx-spine { display: none; }
  .page-home .tx-main, .page-home .tx-foot, .page-home .tx-foot__base { margin-left: 0; }
  .tx-velocity__track-wrap { padding-left: 0; }
  .tx-manifesto { grid-template-columns: 1fr; }
  .tx-manifesto__pin { position: static; }
  .tx-dial__stage { grid-template-columns: 1fr; text-align: center; }
  .tx-dial__ring { display: none; }
  .tx-fleet__card { grid-template-columns: 1fr; margin-left: 0 !important; }
  .tx-atelier { grid-template-columns: 1fr; }
  .tx-foot__wrap { grid-template-columns: 1fr; }
  .tx-foot__cols { grid-template-columns: 1fr 1fr; }
  .tx-shop-layout { grid-template-columns: 1fr; }
  .tx-shop-sidebar { position: static; }
  .tx-shop-sidebar__pills { flex-direction: row; flex-wrap: wrap; }
  .tx-shop-mosaic { grid-template-columns: 1fr; }
  .tx-shop-tile--wide { grid-column: span 1; grid-template-columns: 1fr; }
  .tx-shop-book__steps { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .tx-capsule__nav { display: none; }
  .tx-capsule__burger { display: flex; }
  .tx-chapter { padding: calc(var(--tx-capsule-h) + 2rem) 1.25rem 3rem; }
  .tx-chapter--gate .tx-chapter__inner { grid-template-columns: 1fr; }
  .tx-gate__kanji { font-size: 3.5rem; }
  .tx-distort__grid { grid-template-columns: 1fr 1fr; }
  .tx-process__step { grid-template-columns: 1fr; transform: none; }
  .tx-geo__panel.is-active { grid-template-columns: 1fr; }
  .tx-voices__field { min-height: 560px; }
  .tx-voices__fragment { position: relative; max-width: 100%; margin-bottom: 1rem; transform: none !important; }
  .tx-voices__fragment--a, .tx-voices__fragment--b, .tx-voices__fragment--c { top: auto; left: auto; right: auto; bottom: auto; }
  .tx-voices__bg { display: none; }
  .tx-page-head--offset, .tx-about-narr__grid, .tx-about-team__grid, .tx-about-access__grid,
  .tx-contact__grid, .tx-cart__layout { grid-template-columns: 1fr; }
  .tx-about-values__row { grid-template-columns: 1fr; }
  .tx-shop-book__steps { grid-template-columns: 1fr; }
  .tx-foot__cols { grid-template-columns: 1fr; }
  .tx-cart-item { grid-template-columns: 80px 1fr; }
  .tx-cart-qty { grid-column: 1 / -1; justify-content: flex-end; }
}

@media (max-width: 480px) {
  .tx-capsule { width: calc(100vw - 1rem); padding-inline: 0.75rem; }
  .tx-capsule__name small { display: none; }
  .tx-distort__grid { grid-template-columns: 1fr; }
}