/* ============================================================
   Conformal Tech — homepage
   Aesthetic: deep-ink + electric cyan accent, monospace technical
   labels, hairline rules, generous whitespace. Engineering feel.
   ============================================================ */

:root {
  --bg: oklch(0.978 0.006 190);
  --bg-2: oklch(0.997 0.002 190);
  --bg-3: oklch(0.935 0.014 190);
  --panel: oklch(1 0 0 / 0.86);
  --ink: oklch(0.235 0.036 215);
  --ink-2: oklch(0.40 0.026 215);
  --ink-3: oklch(0.56 0.020 215);
  --ink-4: oklch(0.68 0.015 215);
  --rule: oklch(0.42 0.030 215 / 0.12);
  --rule-strong: oklch(0.36 0.034 215 / 0.22);
  --accent: oklch(0.46 0.12 195);
  --accent-soft: oklch(0.72 0.08 190 / 0.14);
  --accent-line: oklch(0.46 0.12 195 / 0.42);
  --green: oklch(0.55 0.11 160);
  --ember: oklch(0.64 0.11 76);
  --shadow: 0 24px 70px oklch(0.30 0.035 215 / 0.14);

  --maxw: 1320px;
  --gutter: clamp(20px, 4vw, 56px);

  --f-display: 'Noto Sans SC', 'Manrope', 'PingFang SC', 'Hiragino Sans GB', 'Helvetica Neue', sans-serif;
  --f-body: 'Noto Sans SC', 'Manrope', 'PingFang SC', 'Hiragino Sans GB', 'Helvetica Neue', sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background:
    radial-gradient(circle at 10% 8%, oklch(0.90 0.052 185 / 0.62), transparent 35vw),
    radial-gradient(circle at 90% 16%, oklch(0.92 0.042 76 / 0.42), transparent 34vw),
    radial-gradient(circle at 50% 76%, oklch(0.88 0.030 205 / 0.34), transparent 46vw),
    linear-gradient(180deg, oklch(0.992 0.003 190), var(--bg) 48%, oklch(0.958 0.011 190));
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;
  -webkit-font-smoothing: auto;
  text-rendering: auto;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* ---------- shell / sections ---------- */
.shell {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

section {
  position: relative;
  padding: clamp(80px, 9vw, 140px) 0;
}
section + section { border-top: 1px solid var(--rule); }
section:not(.hero):not(.final)::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(oklch(0.38 0.026 220 / 0.045) 1px, transparent 1px),
    linear-gradient(90deg, oklch(0.38 0.026 220 / 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, transparent, black 18%, black 82%, transparent);
  pointer-events: none;
}

.eyebrow {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 18px; height: 1px;
  background: var(--accent-line);
  display: inline-block;
}

.section-head {
  display: block;
  text-align: center;
  max-width: 780px;
  margin: 0 auto clamp(56px, 7vw, 96px);
}
.section-head .index { display: none; }
.section-head .eyebrow { display: inline-flex; justify-content: center; margin-bottom: 22px; }
.section-head h2 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(30px, 4vw, 50px);
  line-height: 1.18;
  letter-spacing: 0;
  margin: 0 auto;
  text-wrap: balance;
  max-width: 22ch;
}
.section-head h2 em {
  font-style: normal;
  color: var(--accent);
  font-weight: inherit;
}
.section-head .lead {
  margin: 22px auto 0;
  color: var(--ink-2);
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.7;
}

/* ---------- nav ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: oklch(0.99 0.005 205 / 0.82);
  border-bottom: 1px solid var(--rule);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px var(--gutter);
  max-width: var(--maxw);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0;
}
.brand-mark {
  width: 22px; height: 22px;
  position: relative;
  display: inline-block;
}
.brand-mark svg { width: 100%; height: 100%; display: block; }
.brand .en {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.14em;
  margin-left: 6px;
  padding-left: 10px;
  border-left: 1px solid var(--rule-strong);
}
.nav-links {
  display: flex;
  gap: 26px;
  margin-left: auto;
  font-size: 14px;
  color: var(--ink-2);
}
.nav-links a {
  position: relative;
  padding: 6px 0;
  transition: color .2s;
}
.nav-links a:hover { color: var(--ink); }
.nav-tail {
  display: flex;
  align-items: center;
  gap: 14px;
}
.lang {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.1em;
  padding: 6px 10px;
  border: 1px solid var(--rule-strong);
  border-radius: 2px;
}
.lang .on { color: var(--ink); font-weight: 600; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid var(--rule-strong);
  background: transparent;
  color: var(--ink);
  border-radius: 8px;
  transition: background .2s, border-color .2s, color .2s;
}
.btn:hover { background: oklch(1 0 0 / 0.05); border-color: var(--ink-3); }
.btn .arr { display: inline-block; transition: transform .2s; }
.btn:hover .arr { transform: translateX(3px); }
.btn-primary {
  background: linear-gradient(135deg, var(--ink), oklch(0.34 0.05 220));
  color: white;
  border-color: oklch(0.30 0.04 220);
  box-shadow: 0 12px 34px oklch(0.30 0.035 220 / 0.20);
}
.btn-primary:hover { background: oklch(0.30 0.05 220); color: white; }
.btn-accent {
  border-color: var(--accent-line);
  color: var(--accent);
}
.btn-accent:hover { background: var(--accent-soft); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: clamp(110px, 12vw, 150px);
  padding-bottom: clamp(70px, 8vw, 110px);
  overflow: hidden;
  border-top: 0;
}
.hero-canvas {
  display: none;
}
.hero::after { /* vignette to focus center text */
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 38%, oklch(0.84 0.06 200 / 0.34), transparent 54%),
    linear-gradient(180deg, transparent 62%, var(--bg) 100%);
  pointer-events: none;
  z-index: 1;
}
.hero .shell { position: relative; z-index: 2; }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-items: center;
  justify-items: center;
  min-height: calc(100vh - 230px);
  max-width: 980px;
  margin: 0 auto;
}
.hero-left { display: flex; flex-direction: column; align-items: center; text-align: center; }
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 28px;
}
.hero-tag .dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
.hero h1 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(42px, 5.4vw, 78px);
  line-height: 1.08;
  letter-spacing: 0;
  margin: 0 0 28px;
  text-wrap: balance;
}
.hero h1 .accent { color: var(--accent); }
.hero h1 .muted { color: var(--ink-3); }
.hero .en-title {
  font-family: var(--f-mono);
  color: var(--accent);
  font-size: clamp(13px, 1.05vw, 15px);
  letter-spacing: 0.13em;
  margin: -8px 0 28px;
  max-width: 48ch;
  line-height: 1.5;
  text-transform: uppercase;
}
.hero .en-title .acc { color: var(--accent); }
.hero p.lede {
  color: var(--ink-2);
  font-size: clamp(16px, 1.15vw, 18px);
  max-width: 58ch;
  margin: 0 0 40px;
  line-height: 1.6;
}
.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-visual {
  position: relative;
  min-height: 560px;
}
.hero-frame {
  position: relative;
  min-height: 520px;
  border: 1px solid var(--rule-strong);
  border-radius: 10px;
  overflow: hidden;
  background:
    linear-gradient(135deg, oklch(0.24 0.02 205 / 0.72), oklch(0.12 0.015 205 / 0.92)),
    var(--bg-2);
  box-shadow: var(--shadow);
  isolation: isolate;
}
.hero-frame::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid oklch(1 0 0 / 0.11);
  border-radius: 6px;
  z-index: 4;
  pointer-events: none;
}
.hero-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, oklch(0.1 0.01 205 / 0.08), oklch(0.1 0.01 205 / 0.8)),
    linear-gradient(90deg, transparent, oklch(0.82 0.14 205 / 0.08), transparent);
  z-index: 3;
  pointer-events: none;
}
.hero-flow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
  filter: saturate(1.12) contrast(1.08);
  transform: scale(1.06);
}
.hero-field {
  position: absolute;
  right: 34px;
  bottom: 38px;
  width: min(56%, 360px);
  aspect-ratio: 1.55;
  object-fit: cover;
  border: 1px solid oklch(1 0 0 / 0.2);
  border-radius: 8px;
  box-shadow: 0 20px 48px oklch(0 0 0 / 0.46);
  z-index: 5;
}
.scanline {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(180deg, transparent 0 8px, oklch(1 0 0 / 0.025) 9px);
  mix-blend-mode: screen;
  opacity: 0.45;
  z-index: 2;
}
.visual-chip {
  position: absolute;
  z-index: 6;
  padding: 14px 16px;
  border: 1px solid oklch(1 0 0 / 0.18);
  border-radius: 8px;
  background: oklch(0.12 0.014 205 / 0.72);
  backdrop-filter: blur(14px);
  box-shadow: 0 14px 38px oklch(0 0 0 / 0.28);
}
.visual-chip span {
  display: block;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--ink-4);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.visual-chip strong {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.chip-top { top: 38px; left: 34px; }
.chip-bottom { left: 34px; bottom: 42px; }
.hero-metrics {
  position: absolute;
  right: -18px;
  top: 48%;
  transform: translateY(-50%);
  display: grid;
  gap: 10px;
  z-index: 8;
}
.hero-metrics div {
  min-width: 136px;
  padding: 13px 14px;
  border: 1px solid oklch(1 0 0 / 0.16);
  border-radius: 8px;
  background: oklch(0.13 0.014 205 / 0.78);
  backdrop-filter: blur(12px);
  box-shadow: 0 16px 40px oklch(0 0 0 / 0.24);
}
.hero-metrics strong {
  display: block;
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.hero-metrics span {
  display: block;
  margin-top: 3px;
  color: var(--ink-2);
  font-size: 13px;
}

.hero-side {
  position: relative;
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
}
.field-card {
  border: 1px solid var(--rule);
  background: var(--panel);
  padding: 20px 22px;
  display: grid;
  grid-template-columns: 38px 1fr auto;
  gap: 14px;
  align-items: center;
  position: relative;
  backdrop-filter: blur(6px);
}
.field-card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 1px; background: var(--accent-line);
  transform: scaleY(0.3); transform-origin: top;
  transition: transform .4s ease;
}
.field-card:hover::before { transform: scaleY(1); }
.field-card .idx {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.1em;
}
.field-card .label {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.field-card .val {
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 16px;
  color: var(--ink);
  margin-top: 2px;
}
.field-card .unit {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-align: right;
}

.hero-axis {
  position: absolute;
  inset: auto var(--gutter) 28px var(--gutter);
  display: flex;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.16em;
  z-index: 2;
}
.hero-axis span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-axis .tick {
  width: 10px; height: 1px;
  background: var(--ink-4);
  display: inline-block;
}

/* ---------- trust strip ---------- */
.trust {
  padding: 100px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.trust-cell {
  padding: 30px 20px;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
}
.trust-cell .num {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(38px, 4.5vw, 60px);
  line-height: 1;
  letter-spacing: 0;
  color: var(--ink);
}
.trust-cell .num sup {
  font-family: var(--f-mono);
  font-size: 0.4em;
  color: var(--accent);
  vertical-align: super;
  margin-left: 2px;
  font-weight: 400;
}
.trust-cell .lbl { display: none; }
.trust-cell .desc {
  font-size: 13px;
  color: var(--ink-2);
  margin-top: 8px;
  line-height: 1.55;
  max-width: 22ch;
}

/* ---------- pillars (3 business directions) ---------- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.pillar {
  padding: 44px 36px 40px;
  background: linear-gradient(180deg, oklch(1 0 0 / 0.9), oklch(0.965 0.011 205 / 0.92));
  border: 1px solid var(--rule);
  border-radius: 8px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 440px;
  transition: transform .25s, border-color .25s, background .25s;
}
.pillar:hover { background: var(--bg-3); border-color: var(--accent-line); transform: translateY(-3px); }
.pillar ul { align-items: center; }
.pillar li { justify-content: center; }
.pillar .num { display: none; }
.pillar h3 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.15;
  letter-spacing: 0;
  margin: 0 0 8px;
}
.pillar .en {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}
.pillar p { color: var(--ink-2); margin: 0 0 28px; font-size: 15px; line-height: 1.7; max-width: 26ch; }
.pillar ul {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pillar li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
  color: var(--ink-2);
}
.pillar li::before {
  content: "→";
  font-family: var(--f-mono);
  color: var(--accent);
  font-size: 11px;
  flex-shrink: 0;
}
.pillar .more { display: none; }

/* ---------- service block (海外 + agents) ---------- */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.svc-cell {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 36px 26px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  min-height: 200px;
  position: relative;
  overflow: hidden;
  transition: transform .25s, border-color .25s, background .25s;
}
.svc-cell:hover { background: var(--bg-3); border-color: var(--accent-line); transform: translateY(-3px); }
.svc-cell .idx {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.14em;
}
.svc-cell h4 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.2;
  margin: 0;
  letter-spacing: 0;
}
.svc-cell .en {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.06em;
  margin-top: -8px;
}
.svc-cell p {
  font-size: 14px;
  color: var(--ink-2);
  margin: 0;
  line-height: 1.55;
}

/* agents list */
.agents {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.agent-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 32px 28px;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 8px;
}
.agent-row .id { display: none; }
.agent-row h5 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 17px;
  margin: 0 0 4px;
  letter-spacing: 0;
}
.agent-row .en {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.06em;
}
.agent-row p {
  font-size: 14px;
  color: var(--ink-2);
  margin: 0;
  line-height: 1.55;
}
.agents-quote {
  margin-top: 56px;
  padding: 36px 0 0;
  border-top: 1px solid var(--rule);
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.35;
  letter-spacing: 0;
  max-width: 78ch;
  color: var(--ink);
}
.agents-quote .accent { color: var(--accent); font-weight: 600; }

/* ---------- tech loop ---------- */
.loop {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-top: 24px;
}
.loop-node {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 28px 18px 26px;
  min-height: 150px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  transition: background .2s;
}
.loop-node:hover { background: var(--bg-3); border-color: var(--accent-line); }
.loop-node .step { display: none; }
.loop-node h4 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 18px;
  margin: 12px 0 6px;
  letter-spacing: 0;
}
.loop-node .desc {
  font-family: var(--f-body);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0;
  line-height: 1.6;
  font-weight: 400;
}
.loop-arrow { display: none; }

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--rule);
}
.tag {
  font-family: var(--f-body);
  font-size: 13px;
  font-weight: 500;
  padding: 9px 16px;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--ink-2);
  transition: color .2s, background .2s;
}
.tag:hover { color: var(--accent); background: var(--accent-soft); }
.tag .acro { font-family: var(--f-mono); color: var(--accent); margin-right: 8px; font-size: 11px; }
.tag .acro { color: var(--accent); margin-right: 8px; }

/* ---------- cases ---------- */
.cases {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.case {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 0;
  display: flex;
  flex-direction: column;
  min-height: 500px;
  position: relative;
  overflow: hidden;
}
.case-vis {
  flex: 1;
  position: relative;
  background: linear-gradient(135deg, oklch(0.98 0.006 205), oklch(0.91 0.020 205));
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
  min-height: 285px;
}
.case-vis svg,
.case-vis img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.case-vis img {
  filter: saturate(1.04) contrast(1.0);
  transform: scale(1.015);
  transition: transform .45s ease, filter .45s ease;
}
.case-vis img.case-contain {
  object-fit: contain;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 40%, oklch(0.82 0.10 205 / 0.12), transparent 55%),
    linear-gradient(135deg, oklch(0.99 0.004 205), oklch(0.92 0.014 205));
  transform: none;
}
.case-vis img.dark-asset {
  padding: 18px;
}
.case:hover .case-vis img {
  transform: scale(1.055);
  filter: saturate(1.10) contrast(1.03);
}
.case:hover .case-vis img.case-contain {
  transform: scale(1.025);
}
.case-vis::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 58%, oklch(0.98 0.006 205 / 0.82)),
    radial-gradient(circle at 78% 20%, oklch(0.72 0.10 205 / 0.13), transparent 42%);
  pointer-events: none;
}
.case-vis .placeholder-label {
  position: absolute;
  bottom: 16px; left: 20px;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 2;
  padding: 6px 9px;
  border: 1px solid oklch(1 0 0 / 0.16);
  border-color: var(--rule-strong);
  border-radius: 6px;
  background: oklch(1 0 0 / 0.72);
  backdrop-filter: blur(10px);
}
.case-meta {
  padding: 28px 32px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
}
.case-meta .id {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.14em;
}
.case-meta h4 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0;
  line-height: 1.2;
  margin: 0;
}
.case-meta p {
  font-size: 14px;
  color: var(--ink-2);
  margin: 4px 0 0;
  line-height: 1.6;
}
.case-meta .stamp {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.08em;
}
.case-meta .stamp span { padding: 5px 12px; background: var(--bg-3); border-radius: 999px; }

/* ---------- industries radar ---------- */
.industries {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}
.ind-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.ind-item {
  padding: 18px 0;
  border-top: 1px solid var(--rule);
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.ind-item:nth-last-child(-n+2) { border-bottom: 1px solid var(--rule); }
.ind-item:nth-child(odd) { padding-right: 24px; }
.ind-item:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--rule); }
.ind-item .num {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.1em;
}
.ind-item .name {
  font-family: var(--f-display);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0;
}
.ind-item .en {
  margin-left: auto;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
}
.radar {
  position: relative;
  aspect-ratio: 1;
  width: 100%;
  max-width: 460px;
  margin-left: auto;
}
.radar svg { width: 100%; height: 100%; }

/* ---------- team / advisor ---------- */
.team {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.team-orgs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.team-org {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.team-org .role {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.team-org .org {
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 15px;
  color: var(--ink);
  margin-top: 2px;
}
.advisor {
  border-radius: 8px;
  padding: 34px 40px 36px 168px;
  background: linear-gradient(145deg, oklch(1 0 0 / 0.92), oklch(0.91 0.030 190 / 0.86));
  border: 1px solid var(--rule);
  position: relative;
  min-height: 420px;
  overflow: hidden;
}
.advisor::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -90px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, oklch(0.72 0.11 205 / 0.20), transparent 68%);
  pointer-events: none;
}
.advisor-photo {
  position: absolute;
  left: 34px;
  top: 36px;
  width: 98px;
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--rule-strong);
  background: var(--bg-3);
}
.advisor-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.advisor .corner {
  position: absolute;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.14em;
  top: 16px; right: 20px;
}
.advisor h4 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 36px;
  letter-spacing: 0;
  margin: 0 0 6px;
}
.advisor .title {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 24px;
}
.advisor ul {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--rule);
}
.advisor li {
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
  color: var(--ink-2);
  display: flex;
  gap: 14px;
  align-items: baseline;
}
.advisor li::before {
  content: "·";
  color: var(--accent);
  font-weight: 700;
  font-size: 22px;
  line-height: 0;
}

/* ---------- process ---------- */
.process {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.proc-step {
  padding: 36px 22px 36px;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 8px;
  position: relative;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
}
.proc-step .id { display: none; }
.proc-step h5 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 17px;
  margin: 0 0 10px;
  letter-spacing: 0;
}
.proc-step p {
  font-size: 13px;
  color: var(--ink-3);
  margin: 0;
  line-height: 1.65;
  letter-spacing: 0;
}

/* ---------- final cta ---------- */
.final {
  text-align: left;
  padding: clamp(120px, 14vw, 200px) 0;
  position: relative;
  overflow: hidden;
}
.final-canvas {
  display: none;
}
.final::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 55%, oklch(0.88 0.055 205 / 0.55), transparent 70%);
  z-index: 1;
  pointer-events: none;
}
.final .shell { position: relative; z-index: 2; }
.final h2 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(40px, 6vw, 84px);
  line-height: 1.02;
  letter-spacing: 0;
  margin: 0 0 28px;
  max-width: 16ch;
  text-wrap: balance;
}
.final h2 .accent { color: var(--accent); }
.final p {
  color: var(--ink-2);
  font-size: 17px;
  max-width: 56ch;
  margin: 0 0 40px;
}
.final-cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- footer ---------- */
footer {
  border-top: 1px solid var(--rule);
  padding: 56px 0 36px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-grid h6 {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-4);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 14px;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 8px; color: var(--ink-2); }
.footer-grid li a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  color: var(--ink-4);
}

/* ---------- restored dark theme ---------- */
:root {
  --bg: oklch(0.135 0.016 205);
  --bg-2: oklch(0.18 0.018 205);
  --bg-3: oklch(0.225 0.018 205);
  --panel: oklch(0.20 0.015 205 / 0.78);
  --ink: oklch(0.965 0.006 205);
  --ink-2: oklch(0.80 0.010 205);
  --ink-3: oklch(0.62 0.014 205);
  --ink-4: oklch(0.45 0.014 205);
  --rule: oklch(1 0 0 / 0.09);
  --rule-strong: oklch(1 0 0 / 0.18);
  --accent: oklch(0.82 0.14 205);
  --accent-soft: oklch(0.82 0.14 205 / 0.16);
  --accent-line: oklch(0.82 0.14 205 / 0.54);
  --green: oklch(0.76 0.18 150);
  --ember: oklch(0.76 0.15 48);
  --shadow: 0 28px 80px oklch(0 0 0 / 0.36);
}

body {
  background:
    radial-gradient(circle at 12% 8%, oklch(0.25 0.045 180 / 0.55), transparent 34vw),
    radial-gradient(circle at 88% 18%, oklch(0.26 0.048 48 / 0.28), transparent 32vw),
    linear-gradient(180deg, oklch(0.12 0.014 205), var(--bg) 42%, oklch(0.115 0.013 205));
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

section:not(.hero):not(.final)::before {
  background-image:
    linear-gradient(oklch(1 0 0 / 0.025) 1px, transparent 1px),
    linear-gradient(90deg, oklch(1 0 0 / 0.018) 1px, transparent 1px);
}

.nav {
  background: oklch(0.13 0.014 205 / 0.72);
}

.brand-mark {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  overflow: hidden;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: scale(1.85);
}

.btn:hover { background: oklch(1 0 0 / 0.05); }
.btn-primary {
  background: linear-gradient(135deg, var(--ink), oklch(0.82 0.02 205));
  color: oklch(0.11 0.014 205);
  border-color: oklch(1 0 0 / 0.72);
  box-shadow: 0 12px 34px oklch(0 0 0 / 0.26);
}
.btn-primary:hover {
  background: oklch(0.86 0.005 240);
  color: var(--bg);
}

.hero-canvas,
.final-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
  pointer-events: none;
}

.hero::after {
  background:
    radial-gradient(ellipse at 50% 40%, transparent 0%, var(--bg) 78%),
    linear-gradient(180deg, transparent 60%, var(--bg) 100%);
}

.trust-cell,
.svc-cell,
.agent-row,
.loop-node,
.team-org,
.proc-step,
.case,
.tag {
  background: var(--panel);
  border-color: var(--rule);
}

.pillar {
  background: linear-gradient(180deg, oklch(0.21 0.019 205 / 0.84), oklch(0.17 0.016 205 / 0.92));
}

.case-vis {
  background: linear-gradient(135deg, var(--bg-2), var(--bg));
}

.case-vis img.case-contain {
  background:
    radial-gradient(circle at 50% 40%, oklch(1 0 0 / 0.08), transparent 55%),
    linear-gradient(135deg, oklch(0.16 0.016 205), oklch(0.10 0.012 205));
}

.case-vis::after {
  background:
    linear-gradient(180deg, transparent 45%, oklch(0.11 0.014 205 / 0.78)),
    radial-gradient(circle at 78% 20%, oklch(0.82 0.14 205 / 0.18), transparent 42%);
}

.case-vis .placeholder-label {
  color: var(--ink-2);
  border-color: oklch(1 0 0 / 0.16);
  background: oklch(0.1 0.012 205 / 0.58);
}

.advisor {
  background: linear-gradient(145deg, oklch(0.225 0.018 205 / 0.92), oklch(0.16 0.014 205 / 0.96));
}

.advisor-photo {
  background: var(--bg-3);
}

.final::after {
  background: radial-gradient(ellipse at 50% 60%, transparent 0%, var(--bg) 70%);
}

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .nav-links { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-left { align-items: center; text-align: center; }
  .hero-cta { justify-content: center; }
  .hero-visual { min-height: 460px; width: min(100%, 720px); margin: 0 auto; }
  .hero-frame { min-height: 430px; }
  .hero-metrics { right: 16px; }
  .hero-side { display: none; }
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
  .trust-cell { padding: 28px 22px; }
  .pillars-grid { grid-template-columns: 1fr; }
  .pillar { padding: 32px 28px !important; min-height: auto; }
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .loop { grid-template-columns: repeat(2, 1fr); }
  .loop-arrow { display: none; }
  .agents { grid-template-columns: 1fr; }
  .agent-row { grid-template-columns: 60px 1fr; grid-template-rows: auto auto; }
  .agent-row p { grid-column: 1 / -1; }
  .cases { grid-template-columns: 1fr; }
  .industries { grid-template-columns: 1fr; gap: 40px; }
  .team { grid-template-columns: 1fr; }
  .process { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .section-head { grid-template-columns: 1fr; gap: 18px; }
}
@media (max-width: 600px) {
  .nav-inner { gap: 14px; }
  .brand .en { display: none; }
  .nav-tail .btn { display: none; }
  .hero { min-height: auto; }
  .hero-grid { min-height: auto; }
  .hero h1 { font-size: clamp(38px, 12vw, 54px); }
  .hero .en-title { font-size: 11px; max-width: 30ch; }
  .hero-visual { min-height: 360px; }
  .hero-frame { min-height: 330px; }
  .hero-field { width: 68%; right: 18px; bottom: 22px; }
  .visual-chip { padding: 10px 12px; }
  .visual-chip strong { font-size: 12px; }
  .chip-top { top: 22px; left: 20px; }
  .chip-bottom { left: 20px; bottom: 24px; max-width: 160px; }
  .hero-metrics {
    position: static;
    transform: none;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 10px;
  }
  .hero-metrics div { min-width: 0; padding: 10px; }
  .hero-metrics strong { font-size: 11px; }
  .hero-metrics span { display: none; }
  .trust-grid { grid-template-columns: 1fr; }
  .svc-grid, .team-orgs { grid-template-columns: 1fr; }
  .loop, .process { grid-template-columns: 1fr; }
  .ind-list { grid-template-columns: 1fr; }
  .ind-item:nth-child(even) { padding-left: 0; border-left: 0; }
  .ind-item:nth-child(odd) { padding-right: 0; }
  .case { min-height: auto; }
  .case-vis { min-height: 230px; }
  .case-meta { padding: 24px 22px 28px; }
  .case-meta .stamp { flex-wrap: wrap; justify-content: center; }
  .advisor { padding: 150px 24px 28px; min-height: auto; }
  .advisor-photo { left: 24px; top: 26px; width: 96px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 8px; }
  .footer-grid { grid-template-columns: 1fr; }
}