/* Mild Solt — top page "Lucid Type"
 * Clean paper base. One particle field forms every display heading. */

:root {
  color-scheme: dark;
  --paper: #1b1b1d;
  --paper-2: #232326;
  --card: #28282c;
  --ink: #f2f1ee;
  --ink-2: #d6d6d3;
  --muted: #a3a3a0;
  --line: rgba(242, 241, 238, 0.14);
  --line-strong: rgba(242, 241, 238, 0.36);
  --accent: #8fd8b0;
  --accent-2: #6fcf9a;
  --clay: var(--accent);
  --apricot: var(--accent-2);
  --live: #8fd8b0;
  --live-bg: rgba(143, 216, 176, 0.14);
  --dot: #8e8e8b;
  --dot-accent: #8fd8b0;
  --glass-face: linear-gradient(165deg, #3a3a3fee, #1f1f23f5 76%);
  --glass-edge: conic-gradient(from 138deg, #8a8a90, #4a4a50 20%, #9a9aa2 40%, #d8d8de 51%, #f1f1f4 65%, #7e7e86 79%, #8a8a90);

  --font-jp: "IBM Plex Sans JP", "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;
  --font-display: "Syne", "IBM Plex Sans JP", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --gutter: clamp(20px, 5vw, 64px);
  --maxw: 1240px;
  --radius: 22px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 88px;
  background: var(--paper);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: 0.02em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, summary, .lt-service-catch, .lt-badge { word-break: auto-phrase; }

img { display: block; max-width: 100%; height: auto; }
body { -webkit-user-select: none; user-select: none; }
input, textarea, select, [contenteditable="true"] { -webkit-user-select: text; user-select: text; }
img, canvas, picture, video { -webkit-user-drag: none; user-drag: none; }
a { color: inherit; }
button { font: inherit; color: inherit; }
[hidden] { display: none !important; }
::selection { background: rgba(143, 216, 176, 0.35); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 999px;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 0.2s;
}
.skip-link:focus { transform: none; }

.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ---------- particle field ---------- */

.lt-field {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

main, .lt-footer { position: relative; z-index: 1; }

/* ---------- header ---------- */

.lt-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  transition: background-color 0.3s, border-color 0.3s, backdrop-filter 0.3s;
  border-bottom: 1px solid transparent;
}

.lt-header.scrolled,
.lt-header.menu-open {
  background: rgba(27, 27, 29, 0.84);
  border-bottom-color: var(--line);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.lt-header-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 1440px;
  height: 72px;
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.lt-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 24px;
  letter-spacing: -0.02em;
  line-height: 1;
  text-decoration: none;
  margin-right: auto;
}
.lt-brand span { color: var(--apricot); margin-left: 2px; }

.lt-gnav { display: flex; gap: 4px; margin-right: 8px; }
.lt-gnav a {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-2);
  text-decoration: none;
  transition: background-color 0.2s, color 0.2s;
}
.lt-gnav a:hover { background: rgba(242, 241, 238, 0.08); color: var(--ink); }
.lt-gnav a[aria-current="page"] { background: rgba(242, 241, 238, 0.12); color: var(--ink); }

.lt-header-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 18px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.lt-motion {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid rgba(242, 241, 238, 0.12);
  border-radius: 16px;
  background: rgba(40, 40, 44, 0.5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
}
.lt-motion:hover { border-color: rgba(242, 241, 238, 0.3); background: rgba(242, 241, 238, 0.08); }
.lt-motion span { font-family: var(--font-mono); font-size: 11px; color: var(--clay); }

.hamburger {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(242, 241, 238, 0.14);
  border-radius: 16px;
  background: rgba(40, 40, 44, 0.5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  cursor: pointer;
}
.hamburger span {
  position: absolute;
  left: 13px;
  right: 13px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), top 0.3s var(--ease);
}
.hamburger span:first-child { top: 18px; }
.hamburger span:last-child { top: 25px; }
.hamburger.active span:first-child { top: 21px; transform: rotate(45deg); }
.hamburger.active span:last-child { top: 21px; transform: rotate(-45deg); }

.mobile-nav {
  display: grid;
  padding: 4px var(--gutter) 20px;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.mobile-nav a {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
}
.mobile-nav a:last-child { border-bottom: 0; color: var(--clay); }

.ms-page-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 2px;
  z-index: 50;
  background: var(--apricot);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
}

/* ---------- shared ---------- */

.lt-wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.lt-section {
  position: relative;
  padding-block: clamp(96px, 12vw, 168px);
}

.lt-head { margin-bottom: clamp(40px, 6vw, 72px); }

.lt-eyebrow {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--clay);
}

.lt-display {
  margin: 0;
  font-size: clamp(32px, 4.4vw, 56px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0;
}
.lt-display-md { font-size: clamp(28px, 3.6vw, 44px); }

.lt-head-lead {
  max-width: 36em;
  margin: 22px 0 0;
  font-size: clamp(15px, 1.25vw, 17px);
  color: var(--muted);
}

html.lt-morph-on [data-morph] { opacity: 0; transition: opacity 0.45s ease; }
html.lt-morph-on [data-morph].is-formed { opacity: 1; }

.lt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 54px;
  padding: 0 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.2s, border-color 0.2s, transform 0.28s var(--ease), box-shadow 0.28s var(--ease);
}
.lt-btn span { transition: transform 0.25s var(--ease); }
.lt-btn:hover span { transform: translateX(4px); }

/* glass: a tinted face with a lit edge (the site's earlier button) */
.lt-btn-primary, .lt-header-cta {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--ink);
  background: var(--glass-face) padding-box, var(--glass-edge) border-box;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), inset 0 -1px 0 rgba(0, 0, 0, 0.2), 0 2px 3px rgba(7, 16, 12, 0.2), 0 10px 22px rgba(6, 16, 9, 0.3);
  transition: transform 0.28s var(--ease), box-shadow 0.28s var(--ease);
}
.lt-btn-primary::before, .lt-header-cta::before,
.lt-btn-primary::after, .lt-header-cta::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}
.lt-btn-primary::before, .lt-header-cta::before {
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(160px 85px at 28% 0%, rgba(246, 246, 248, 0.22), rgba(220, 220, 226, 0.04) 56%, transparent 78%);
  opacity: 0.56;
  transition: opacity 0.3s ease;
}
.lt-btn-primary::after, .lt-header-cta::after {
  top: -40%;
  bottom: -40%;
  left: 0;
  width: 42%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05) 38%, rgba(240, 240, 244, 0.13) 52%, transparent);
  opacity: 0;
  transform: translateX(-240%) skewX(-22deg);
  transition: transform 0.8s var(--ease), opacity 0.2s ease;
}
@media (hover: hover) and (pointer: fine) {
  .lt-btn-primary:hover, .lt-header-cta:hover {
    transform: translateY(-2px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24), inset 0 -1px 0 rgba(0, 0, 0, 0.22), 0 3px 5px rgba(0, 0, 0, 0.25), 0 14px 28px rgba(0, 0, 0, 0.34), 0 0 18px rgba(255, 255, 255, 0.03);
  }
  .lt-btn-primary:hover::before, .lt-header-cta:hover::before { opacity: 1; }
  .lt-btn-primary:hover::after, .lt-header-cta:hover::after { opacity: 1; transform: translateX(260%) skewX(-22deg); }
}
.lt-btn-primary:active, .lt-header-cta:active { transform: translateY(0); }

/* secondary: a round arrow and the words */
.lt-btn-ghost { padding: 0 8px 0 0; color: var(--ink); }
.lt-btn-ghost::before {
  content: "\2198";
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(242, 241, 238, 0.45);
  border-radius: 50%;
  font-family: var(--font-jp);
  font-size: 24px;
  font-weight: 400;
  transition: transform 0.4s var(--ease), background-color 0.4s;
}
.lt-btn-ghost:hover::before { transform: rotate(-45deg); background: rgba(242, 241, 238, 0.12); }
.lt-btn-lg { min-height: 62px; padding: 0 34px; font-size: 16px; }
.lt-btn-lg.lt-btn-ghost { padding: 0 8px 0 0; }

.lt-cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

.lt-assure { margin: 14px 0 0; font-size: 13px; color: var(--muted); }

.lt-text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
  transition: border-color 0.2s;
}
.lt-text-link:hover { border-color: var(--ink); }

.lt-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}
.lt-tags li {
  padding: 3px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  font-size: 12px;
  color: var(--ink-2);
}

.lt-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  transition: transform 0.35s var(--ease), border-color 0.35s, box-shadow 0.35s;
}
a.lt-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: 0 22px 44px -28px rgba(0, 0, 0, 0.6);
}

.lt-card-no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--clay);
}

/* ---------- hero ---------- */

.lt-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  align-items: center;
  gap: clamp(28px, 4vw, 64px);
  min-height: 100svh;
  max-width: 1440px;
  margin: 0 auto;
  padding: 116px var(--gutter) 64px;
}

.lt-badge {
  display: inline-flex;
  margin: 0;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
}

.lt-hero h1 {
  margin: 26px 0 0;
  font-size: clamp(36px, 4.4vw, 66px);
  font-weight: 700;
  line-height: 1.26;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.lt-lead {
  max-width: 34em;
  margin: 24px 0 0;
  font-size: clamp(15px, 1.2vw, 17px);
  color: var(--muted);
}

.lt-hero-visual { position: relative; min-width: 0; }

.lt-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 1.4 / 1;
  overflow: hidden;
  container-type: inline-size;
}

.lt-stage-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 34cqw;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--ink);
  transition: opacity 0.4s;
}
html.lt-field-on .lt-stage-fallback { opacity: 0; }

.lt-switch { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.lt-switch button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.25s, color 0.25s, border-color 0.25s;
}
.lt-switch button span { font-family: var(--font-mono); font-size: 11px; font-weight: 500; color: var(--clay); transition: color 0.25s; }
.lt-switch button:hover { border-color: var(--line-strong); }
.lt-switch button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.lt-switch button[aria-pressed="true"] span { color: #f3c3a2; }

.lt-readout {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 16px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* ---------- services ---------- */

.lt-service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.lt-service {
  display: flex;
  flex-direction: column;
  padding: clamp(26px, 2.6vw, 36px);
}
.lt-service h3 { margin: 22px 0 0; font-size: 26px; line-height: 1.4; }
.lt-service-catch { margin: 10px 0 0; font-size: 17px; font-weight: 700; line-height: 1.6; }
.lt-service p:not(.lt-service-catch) { margin: 14px 0 0; font-size: 15px; color: var(--muted); }
.lt-service .lt-tags { margin-bottom: 26px; }

.lt-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  font-weight: 700;
}
.lt-more span { transition: transform 0.25s var(--ease); }
a:hover .lt-more span { transform: translateX(4px); }

.lt-aftercare {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px 28px;
  margin-top: 20px;
  padding: 24px clamp(24px, 2.6vw, 36px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}
.lt-aftercare p { margin: 0; font-size: 15px; color: var(--muted); }
.lt-aftercare .lt-aftercare-title { font-size: 18px; font-weight: 700; color: var(--ink); }

/* ---------- works ---------- */

.lt-work-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.lt-work { overflow: hidden; }

.lt-shot {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
}
.lt-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.8s var(--ease);
}
a.lt-work:hover .lt-shot img { transform: scale(1.035); }

.lt-work-body { padding: 22px 26px 26px; }
.lt-work-cat { margin: 0; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; color: var(--muted); }
.lt-work h3 { margin: 6px 0 0; font-size: 22px; line-height: 1.4; }
.lt-work-body > p:not(.lt-work-cat):not(.lt-status) { margin: 10px 0 0; font-size: 14.5px; line-height: 1.8; color: var(--muted); }

.lt-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 16px 0 0;
  padding: 3px 11px;
  border-radius: 999px;
  background: var(--paper-2);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-2);
}
.lt-status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #8e8e8b; }
.lt-status-live { background: var(--live-bg); color: var(--live); }
.lt-status-live::before { background: var(--live); }

.lt-also {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr) auto;
  align-items: start;
  gap: 16px 28px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.lt-also-title { margin: 0; font-size: 15px; font-weight: 700; }
.lt-also ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.lt-also li { display: flex; gap: 16px; font-size: 14.5px; color: var(--muted); }
.lt-also li span { min-width: 6.5em; font-weight: 700; color: var(--ink); }

/* ---------- 3D ---------- */

.lt-play-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: clamp(32px, 6vw, 88px);
}
.lt-play .lt-head { margin-bottom: 0; }

.lt-spec { display: flex; gap: 36px; margin: 30px 0 0; }
.lt-spec dt { font-size: 12px; color: var(--muted); }
.lt-spec dd {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 6.4vw, 36px);
  font-weight: 800;
  line-height: 1.1;
}
.lt-spec small { margin-left: 6px; font-family: var(--font-jp); font-size: 12px; font-weight: 500; color: var(--muted); }

.ms-model-shell {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: radial-gradient(circle at 50% 42%, #ffffff 0%, #f3efe7 72%);
}
.ms-model-shell model-viewer {
  width: 100%;
  height: 100%;
  --poster-color: transparent;
  background: transparent;
}
.ms-model-fallback { width: 100%; height: 100%; display: grid; place-items: center; }
.ms-model-fallback img { width: 82%; height: 82%; object-fit: contain; }

.ms-model-start {
  position: absolute;
  left: 50%;
  bottom: 76px;
  transform: translateX(-50%);
  display: grid;
  gap: 2px;
  padding: 12px 26px;
  border: 0;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  text-align: center;
  cursor: pointer;
  transition: background-color 0.2s;
}
.ms-model-start:hover { background: #000; }
.ms-model-start span { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; color: #f3c3a2; }
.ms-model-start strong { font-size: 15px; }
.ms-model-start:disabled { opacity: 0.7; cursor: progress; }

.ms-model-ui {
  position: absolute;
  inset: auto 16px 16px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.ms-model-controls { display: flex; gap: 6px; }
.ms-model-controls button {
  min-width: 44px;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  font-family: var(--font-mono);
  font-size: 12px;
  cursor: pointer;
}
.ms-model-controls button:disabled { opacity: 0.4; cursor: default; }

/* ---------- process ---------- */

.lt-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.lt-step { position: relative; padding-top: 26px; border-top: 1px solid var(--line-strong); }
.lt-step::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--apricot);
}
.lt-step-no { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em; color: var(--clay); }
.lt-step h3 { margin: 10px 0 0; font-size: 21px; line-height: 1.5; }
.lt-step p { margin: 10px 0 0; font-size: 14.5px; color: var(--muted); }

/* ---------- faq ---------- */

.lt-faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: start;
}
.lt-faq .lt-head { margin-bottom: 0; }
.lt-faq-list { border-top: 1px solid var(--line-strong); }
.lt-faq-list details { border-bottom: 1px solid var(--line); }
.lt-faq-list summary {
  position: relative;
  padding: 22px 48px 22px 0;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.7;
  list-style: none;
  cursor: pointer;
}
.lt-faq-list summary::-webkit-details-marker { display: none; }
.lt-faq-list summary::after {
  content: "";
  position: absolute;
  right: 8px;
  top: 50%;
  width: 14px;
  height: 14px;
  margin-top: -7px;
  background:
    linear-gradient(var(--ink), var(--ink)) center / 14px 1.5px no-repeat,
    linear-gradient(var(--ink), var(--ink)) center / 1.5px 14px no-repeat;
  transition: transform 0.3s var(--ease);
}
.lt-faq-list details[open] summary::after { transform: rotate(45deg); }
.lt-faq-list details p { margin: 0 0 24px; font-size: 15px; color: var(--muted); }

/* ---------- contact ---------- */

.lt-contact { text-align: center; padding-bottom: clamp(120px, 14vw, 200px); }
.lt-contact .lt-head-lead { margin-inline: auto; }
.lt-contact .lt-cta-row { justify-content: center; }

/* ---------- footer ---------- */

.lt-footer { border-top: 1px solid var(--line); background: var(--paper); }
.lt-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 32px;
  padding-block: 36px 44px;
}
.lt-footer .lt-brand { margin-right: 0; font-size: 20px; }
.lt-footer nav { display: flex; flex-wrap: wrap; gap: 6px 20px; margin-right: auto; }
.lt-footer nav a { font-size: 13px; color: var(--muted); text-decoration: none; }
.lt-footer nav a:hover { color: var(--ink); }
.lt-copyright { margin: 0; font-size: 12px; color: var(--muted); }

/* ---------- sticky CTA (mobile) ---------- */

.lt-sticky-cta {
  position: fixed;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom));
  z-index: 30;
  display: none;
  align-items: center;
  gap: 8px;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 14px 30px -14px rgba(29, 28, 26, 0.6);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s var(--ease);
}
body.lt-show-sticky .lt-sticky-cta { opacity: 1; transform: none; pointer-events: auto; }

/* ---------- reveal ---------- */

.motion-ready [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.8s var(--ease);
}
.motion-ready [data-reveal].is-visible { opacity: 1; transform: none; }
.motion-ready .lt-service-grid > :nth-child(2),
.motion-ready .lt-work-grid > :nth-child(2),
.motion-ready .lt-steps > :nth-child(2) { transition-delay: 0.08s; }
.motion-ready .lt-service-grid > :nth-child(3),
.motion-ready .lt-work-grid > :nth-child(3),
.motion-ready .lt-steps > :nth-child(3) { transition-delay: 0.16s; }
.motion-ready .lt-steps > :nth-child(4) { transition-delay: 0.24s; }

html.lt-motion-off [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }

@media (prefers-reduced-motion: reduce) {
  .lt-card, .lt-shot img, .lt-btn span, .lt-more span { transition: none; }
}

/* ---------- responsive ---------- */

@media (max-width: 1080px) {
  .lt-gnav a { padding: 8px 10px; }
  .lt-work-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lt-works .lt-work-grid > :nth-child(3) { grid-column: span 2; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .lt-works .lt-work-grid > :nth-child(3) .lt-shot { aspect-ratio: auto; height: 100%; border-bottom: 0; border-right: 1px solid var(--line); }
}

@media (max-width: 900px) {
  .lt-gnav { display: none; }
  .hamburger { display: inline-block; }
  .lt-hero { grid-template-columns: 1fr; min-height: 0; padding-top: 104px; gap: 28px; }
  .lt-hero h1 { font-size: clamp(27px, 8.4vw, 56px); }
  .lt-stage { aspect-ratio: 1.6 / 1; }
  .lt-service-grid { grid-template-columns: 1fr; }
  .lt-aftercare { grid-template-columns: 1fr; }
  .lt-also { grid-template-columns: 1fr; }
  .lt-play-grid, .lt-faq-grid { grid-template-columns: 1fr; }
  .lt-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 24px; }
  .lt-sticky-cta { display: inline-flex; }
}

@media (max-width: 640px) {
  .lt-work-grid { grid-template-columns: 1fr; }
  .lt-works .lt-work-grid > :nth-child(3) { grid-column: auto; display: block; }
  .lt-works .lt-work-grid > :nth-child(3) .lt-shot { aspect-ratio: 16 / 10; height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .lt-steps { grid-template-columns: 1fr; }
  .lt-also li { flex-direction: column; gap: 0; }
  .lt-cta-row .lt-btn { flex: 1 1 100%; }
}

@media (max-width: 480px) {
  .lt-motion { display: none; }
  .lt-header-cta { min-height: 40px; padding: 0 14px; font-size: 13px; }
  .lt-header-inner { height: 64px; }
  .lt-brand { font-size: 21px; }
  .lt-motion { padding: 0 12px; }
  .lt-switch button { padding: 0 12px; font-size: 13px; }
  .lt-readout { font-size: 10px; letter-spacing: 0.08em; }
}

/* ================= lower pages ================= */

.lt-page-hero { padding: clamp(128px, 14vw, 176px) 0 clamp(40px, 6vw, 72px); }
.lt-page-hero .lt-head-lead { max-width: 40em; }
.lt-page-hero .lt-status { margin-top: 22px; }

.lt-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
  font-size: 13px;
  color: var(--muted);
}
.lt-crumb a { color: var(--muted); text-decoration: none; }
.lt-crumb a:hover { color: var(--ink); }
.lt-crumb [aria-current] { color: var(--ink); }

.lt-display-sm { font-size: clamp(34px, 4.8vw, 68px); }
.lt-section-tight { padding-block: clamp(56px, 8vw, 104px); }

.lt-grid {
  display: grid;
  grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr));
  gap: 20px;
}
.lt-grid-2 { --cols: 2; }
.lt-grid-4 { --cols: 4; }

.lt-tile { display: flex; flex-direction: column; padding: clamp(24px, 2.4vw, 32px); }
.lt-tile h3 { margin: 14px 0 0; font-size: 20px; line-height: 1.5; }
.lt-tile p { margin: 10px 0 0; font-size: 14.5px; color: var(--muted); }
.lt-tile .lt-more { margin-top: auto; }
.lt-tile-foot { margin-top: auto; padding-top: 22px; }

.lt-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin: 40px 0 0;
  border-top: 1px solid var(--line-strong);
}
.lt-facts > div { padding: 16px 20px 16px 0; border-bottom: 1px solid var(--line); }
.lt-facts dt { font-size: 12px; color: var(--muted); }
.lt-facts dd { margin: 4px 0 0; font-size: 15px; font-weight: 700; line-height: 1.6; }

.lt-figure { margin: 0; }
.lt-frame {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: 0 30px 60px -44px rgba(0, 0, 0, 0.7);
}
.lt-frame img { width: 100%; height: auto; }
.lt-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.lt-work-meta {
  display: grid;
  gap: 6px;
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.lt-work-meta div { display: grid; grid-template-columns: 3.4em minmax(0, 1fr); gap: 10px; font-size: 13px; line-height: 1.7; }
.lt-work-meta dt { color: var(--muted); }
.lt-work-meta dd { margin: 0; color: var(--ink-2); }
.lt-work .lt-more { margin-top: 18px; }

.lt-timeline { margin: 0; padding: 0; list-style: none; border-left: 1px solid var(--line-strong); }
.lt-timeline li { position: relative; padding: 0 0 36px 28px; }
.lt-timeline li:last-child { padding-bottom: 0; }
.lt-timeline li::before {
  content: "";
  position: absolute;
  top: 9px;
  left: -4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--apricot);
}
.lt-when { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em; color: var(--clay); }
.lt-timeline h3 { margin: 6px 0 0; font-size: 20px; line-height: 1.5; }
.lt-timeline p { max-width: 40em; margin: 8px 0 0; font-size: 15px; color: var(--muted); }

.lt-rows { margin: 0; border-top: 1px solid var(--line-strong); }
.lt-rows > div {
  display: grid;
  grid-template-columns: minmax(140px, 0.35fr) minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.lt-rows dt { font-weight: 700; }
.lt-rows dd { margin: 0; color: var(--muted); }

.lt-split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  align-items: start;
  gap: clamp(32px, 6vw, 88px);
}
.lt-split > .lt-head { position: sticky; top: 110px; margin-bottom: 0; }

.lt-prose p { max-width: 40em; margin: 0 0 1.1em; color: var(--ink-2); }
.lt-prose p:last-child { margin-bottom: 0; }

.lt-notes { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.lt-notes li {
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--card);
  font-size: 15px;
  color: var(--ink-2);
}
.lt-notes strong { display: block; margin-bottom: 4px; color: var(--ink); }

.lt-price { display: flex; flex-direction: column; padding: clamp(26px, 2.6vw, 36px); }
.lt-price h3 { margin: 18px 0 0; font-size: 24px; line-height: 1.4; }
.lt-price-desc { margin: 8px 0 0; font-size: 14.5px; color: var(--muted); }
.lt-price-amount {
  margin: 22px 0 0;
  font-family: var(--font-jp);
  font-size: clamp(24px, 2.2vw, 30px);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  line-height: 1.2;
  white-space: nowrap;
}
.lt-price-amount small { margin-left: 6px; font-family: var(--font-jp); font-size: 13px; font-weight: 500; color: var(--muted); }
.lt-price-note { margin: 8px 0 0; font-size: 12.5px; color: var(--muted); }
.lt-checks {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  font-size: 14.5px;
}
.lt-checks li { position: relative; padding-left: 22px; }
.lt-checks li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 2px;
  width: 10px;
  height: 6px;
  border-bottom: 2px solid var(--clay);
  border-left: 2px solid var(--clay);
  transform: rotate(-45deg);
}
.lt-fineprint { margin: 18px 0 0; font-size: 13px; color: var(--muted); }

.lt-table { width: 100%; border-collapse: collapse; border-top: 1px solid var(--line-strong); }
.lt-table th, .lt-table td { padding: 18px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-size: 15px; }
.lt-table th { width: 30%; padding-right: 20px; font-weight: 700; }
.lt-table td { color: var(--ink-2); }

.lt-profile { margin-top: 32px; padding: clamp(26px, 3vw, 40px); }
.lt-profile h3 { margin: 10px 0 0; font-size: 24px; line-height: 1.4; }
.lt-profile h3 small { margin-left: 10px; font-size: 13px; font-weight: 500; color: var(--muted); }
.lt-profile p { margin: 14px 0 0; font-size: 15px; color: var(--ink-2); }

.lt-endcap { text-align: center; padding-block: clamp(80px, 10vw, 140px) clamp(110px, 13vw, 180px); }
.lt-endcap .lt-head-lead { margin-inline: auto; }
.lt-endcap .lt-cta-row { justify-content: center; }

/* contact form */
.lt-form-card { max-width: 760px; padding: clamp(26px, 4vw, 48px); }
.lt-form-note { margin: 0 0 28px; font-size: 14px; color: var(--muted); }
.contact-form .field { display: grid; gap: 8px; margin-bottom: 22px; }
.contact-form label { font-size: 14px; font-weight: 700; }
.contact-form .req {
  margin-left: 8px;
  padding: 1px 8px;
  border-radius: 999px;
  background: rgba(143, 216, 176, 0.16);
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
}
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--paper-2);
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.contact-form textarea { min-height: 170px; line-height: 1.7; resize: vertical; }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(143, 216, 176, 0.3);
}
.contact-form [aria-invalid="true"] { border-color: #ff8f7d; }
.privacy-row { display: flex; align-items: flex-start; gap: 12px; margin: 6px 0 26px; }
.privacy-row input { flex: none; width: 20px; height: 20px; margin-top: 4px; accent-color: var(--ink); }
.privacy-row label { font-size: 14px; font-weight: 500; line-height: 1.8; }
.privacy-row a { color: var(--clay); }
.contact-submit { width: 100%; cursor: pointer; }
.contact-submit:disabled { opacity: 0.6; cursor: progress; }
#form-status:empty { display: none; }
.form-status { margin-top: 16px; padding: 14px 16px; border-radius: 12px; font-size: 14px; }
.form-status.success { background: var(--live-bg); color: var(--live); }
.form-status.error { background: rgba(255, 120, 100, 0.14); color: #ffb3a7; }
.mail-copy-fallback { display: grid; gap: 8px; margin-top: 16px; }
.contact-direct { margin: 18px 0 0; font-size: 13.5px; color: var(--muted); }
.contact-direct a { color: var(--clay); }
.lt-meta-strip { display: flex; flex-wrap: wrap; gap: 12px 40px; margin: 28px 0 0; padding-top: 20px; border-top: 1px solid var(--line); }
.lt-meta-strip dt { font-size: 12px; color: var(--muted); }
.lt-meta-strip dd { margin: 2px 0 0; font-weight: 700; }

/* legal */
.lt-legal { max-width: 820px; }
.lt-legal .legal-meta { font-size: 13px; color: var(--muted); }
.lt-legal h2 { margin: 48px 0 12px; font-size: 21px; line-height: 1.5; }
.lt-legal h3 { margin: 28px 0 8px; font-size: 17px; line-height: 1.5; }
.lt-legal p, .lt-legal li { font-size: 15px; color: var(--ink-2); }
.lt-legal ul { padding-left: 1.3em; }
.lt-legal li { margin: 4px 0; }
.lt-legal table { width: 100%; margin: 20px 0; border-collapse: collapse; border-top: 1px solid var(--line-strong); }
.lt-legal th, .lt-legal td { padding: 16px 12px 16px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-size: 15px; }
.lt-legal th { width: 28%; color: var(--ink); }
.lt-legal td { color: var(--ink-2); }
.lt-legal .note { display: inline-block; margin-top: 6px; font-size: 13px; color: var(--muted); }
.lt-legal a { color: var(--clay); }

@media (max-width: 1080px) {
  .lt-grid-4 { --cols: 2; }
}

@media (max-width: 900px) {
  .lt-grid, .lt-grid-2 { --cols: 1; }
  .lt-grid.lt-grid-4 { --cols: 2; }
  .lt-split { grid-template-columns: 1fr; }
  .lt-split > .lt-head { position: static; }
}

@media (max-width: 640px) {
  .lt-grid.lt-grid-4 { --cols: 1; }
  .lt-rows > div { grid-template-columns: 1fr; gap: 4px; }
  .lt-table th, .lt-table td,
  .lt-legal th, .lt-legal td { display: block; width: 100%; }
  .lt-table th, .lt-legal th { padding-bottom: 0; border-bottom: 0; }
}

.lt-steps.lt-steps-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0 22px; }
@media (max-width: 1080px) {
  .lt-steps.lt-steps-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px 24px; }
}
@media (max-width: 900px) {
  .lt-steps.lt-steps-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .lt-steps.lt-steps-5 { grid-template-columns: 1fr; }
}


.lt-page-hero + .lt-section-tight { padding-top: clamp(16px, 3vw, 40px); }

.lt-work-cat { font-family: var(--font-jp); font-size: 12px; letter-spacing: 0.04em; }

/* ================= case study (works/*) ================= */

.lt-case-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.6fr);
  align-items: end;
  gap: clamp(32px, 5vw, 72px);
}
.lt-case-hero .lt-head-lead { max-width: 34em; }
.lt-case-hero .lt-cta-row { margin-top: 26px; }

.lt-sheet {
  padding: 22px 26px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}
.lt-sheet-title {
  display: flex;
  justify-content: space-between;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--clay);
}
.lt-sheet-title span { color: var(--muted); }
.lt-sheet dl { margin: 0; }
.lt-sheet dl > div {
  display: grid;
  grid-template-columns: 4.6em minmax(0, 1fr);
  gap: 12px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
}
.lt-sheet dt { padding-top: 1px; font-size: 12.5px; color: var(--muted); }
.lt-sheet dd { margin: 0; font-weight: 700; }

/* window-framed screenshots */
.lt-window .lt-frame { border-radius: 18px; }
.lt-window-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 38px;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
  background: var(--paper-2);
}
.lt-window-bar i { width: 9px; height: 9px; border-radius: 50%; background: rgba(29, 28, 26, 0.16); }
.lt-window-bar span {
  overflow: hidden;
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: var(--muted);
}
.lt-window-note {
  flex: none;
  margin-left: auto;
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(143, 216, 176, 0.16);
  font-family: var(--font-jp);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--clay);
}
.lt-window-dark .lt-window-note { background: rgba(255, 255, 255, 0.12); color: #bfe9d0; }
.lt-window-dark .lt-frame { border-color: rgba(29, 28, 26, 0.5); background: #1b1b1b; }
.lt-window-dark .lt-window-bar { border-color: rgba(255, 255, 255, 0.08); background: #242424; }
.lt-window-dark .lt-window-bar i { background: rgba(255, 255, 255, 0.2); }
.lt-window-dark .lt-window-bar span { color: rgba(255, 255, 255, 0.62); }
.lt-figure-narrow { max-width: 920px; margin-inline: auto; }

/* section titles: plain names at a modest size */
.lucid-case .lt-section .lt-head { margin-bottom: clamp(28px, 3.4vw, 44px); }
.lucid-case .lt-section .lt-eyebrow { margin-bottom: 10px; }
.lucid-case .lt-section .lt-display-sm,
.lucid-case .lt-endcap .lt-display-sm { font-size: clamp(24px, 2.4vw, 32px); line-height: 1.4; }
.lucid-case .lt-section .lt-head-lead { max-width: 40em; margin-top: 12px; font-size: 15px; }

/* overview: three short columns */
.lt-brief {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
}
.lt-brief > div { padding: 26px clamp(18px, 2.4vw, 34px) 4px 0; }
.lt-brief > div + div { padding-left: clamp(18px, 2.4vw, 34px); border-left: 1px solid var(--line); }
.lt-brief-label { margin: 0; font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.14em; color: var(--clay); }
.lt-brief h3 { margin: 10px 0 0; font-size: clamp(19px, 1.7vw, 23px); line-height: 1.5; }
.lt-brief p { margin: 10px 0 0; font-size: 15px; color: var(--muted); }

/* scope: what was taken on, what a client can ask for */
.lt-scope {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: clamp(28px, 3.4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}
.lt-scope > div { padding: clamp(22px, 2.4vw, 30px); }
.lt-scope > div + div { border-left: 1px solid var(--line); }
.lt-scope .lt-brief-label { margin: 0; }
.lt-scope p:not(.lt-brief-label) { margin: 10px 0 0; font-size: 15px; color: var(--ink-2); }

/* timeline laid out across the full width */
.lt-timeline-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px clamp(20px, 2.4vw, 32px);
  border-top: 1px solid var(--line-strong);
  border-left: 0;
}
.lt-timeline-row li { padding: 26px 0 0; }
.lt-timeline-row li::before { top: -4px; left: 0; }
.lt-timeline-row h3 { font-size: 18px; }
.lt-timeline-row p { max-width: none; font-size: 14.5px; }

/* features with a screen */
.lt-showcase { display: grid; gap: clamp(56px, 7vw, 104px); }
.lt-show {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  align-items: center;
  gap: clamp(28px, 4.5vw, 64px);
}
.lt-show.is-flip { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); }
.lt-show.is-flip > .lt-figure { order: 2; }
.lt-show.is-wide { grid-template-columns: 1fr; gap: 28px; }
.lt-show.is-wide .lt-show-text {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  align-items: start;
  gap: 0 clamp(28px, 4.5vw, 64px);
}
.lt-show.is-wide .lt-show-text > :not(.lt-points) { grid-column: 1; }
.lt-show.is-wide .lt-points { grid-column: 2; grid-row: 1 / span 3; margin: 0; padding: 0 0 0 clamp(18px, 2vw, 28px); border-top: 0; border-left: 1px solid var(--line); }
.lt-show h3 { margin: 12px 0 0; font-size: clamp(22px, 2.2vw, 30px); line-height: 1.45; }
.lt-show-text > p { margin: 14px 0 0; font-size: 15.5px; color: var(--ink-2); }
.lt-points {
  display: grid;
  gap: 8px;
  margin: 20px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  font-size: 14.5px;
  color: var(--ink-2);
}
.lt-points li { position: relative; padding-left: 18px; }
.lt-points li::before {
  content: "";
  position: absolute;
  top: 0.78em;
  left: 2px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--apricot);
}

/* features without a screen */
.lt-feats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(24px, 4vw, 56px);
  margin-top: clamp(48px, 6vw, 88px);
  border-top: 1px solid var(--line-strong);
}
.lt-feats > div {
  display: grid;
  grid-template-columns: 3em minmax(0, 1fr);
  gap: 4px 14px;
  align-content: start;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.lt-feats .lt-card-no { grid-row: span 2; padding-top: 4px; }
.lt-feats h3 { margin: 0; font-size: 17px; line-height: 1.55; }
.lt-feats p { margin: 0; font-size: 14.5px; color: var(--muted); }

/* previous / next case */
.lt-case-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.lt-case-link {
  display: grid;
  grid-template-columns: 156px minmax(0, 1fr);
  align-items: center;
  gap: 22px;
  padding: 14px 22px 14px 14px;
}
.lt-case-link img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top left;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.lt-case-link.is-next { grid-template-columns: minmax(0, 1fr) 156px; padding: 14px 14px 14px 22px; text-align: right; }
.lt-case-link.is-next img { order: 2; }
.lt-case-dir { margin: 0; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--clay); }
.lt-case-link h3 { margin: 4px 0 0; font-size: 21px; line-height: 1.4; }
.lt-case-link p:last-child { margin: 2px 0 0; font-size: 13.5px; color: var(--muted); }
.lt-case-all { margin: 26px 0 0; text-align: center; }
.lt-case-nav-wrap { padding-block: clamp(48px, 6vw, 80px) 0; }

@media (max-width: 1080px) {
  .lt-case-hero-grid { grid-template-columns: 1fr; align-items: start; }
  .lt-sheet { max-width: 640px; }
}

@media (max-width: 900px) {
  .lt-brief { grid-template-columns: 1fr; }
  .lt-brief > div { padding: 22px 0; }
  .lt-brief > div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .lt-show, .lt-show.is-flip { grid-template-columns: 1fr; }
  .lt-show.is-flip > .lt-figure { order: 0; }
  .lt-show.is-wide .lt-show-text { display: block; }
  .lt-show.is-wide .lt-points { margin: 20px 0 0; padding: 18px 0 0; border-top: 1px solid var(--line); border-left: 0; }
  .lt-feats { grid-template-columns: 1fr; }
  .lt-scope { grid-template-columns: 1fr; }
  .lt-scope > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .lt-case-nav { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .lt-timeline-row { display: block; border-top: 0; border-left: 1px solid var(--line-strong); }
  .lt-timeline-row li { padding: 0 0 30px 28px; }
  .lt-timeline-row li:last-child { padding-bottom: 0; }
  .lt-timeline-row li::before { top: 9px; left: -4px; }
}

@media (max-width: 480px) {
  .lt-sheet { padding: 18px 18px 8px; }
  .lt-case-link, .lt-case-link.is-next { grid-template-columns: 104px minmax(0, 1fr); gap: 16px; padding: 12px; text-align: left; }
  .lt-case-link.is-next img { order: 0; }
  .lt-case-link h3 { font-size: 18px; }
}