/* ========== LHK — Design System ========== */
:root {
  --bg: #0B0E1A;
  --bg-2: #0E1224;
  --bg-soft: #131933;
  --surface: rgba(255,255,255,0.03);
  --surface-2: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.08);
  --border-2: rgba(255,255,255,0.14);
  --fg: #ECEEF7;
  --fg-soft: #C7CADD;
  --fg-mute: #8189A8;
  --fg-faint: #5A6285;

  --blue: #5BB6E8;
  --blue-2: #4A8FD8;
  --purple: #8A7BD6;
  --purple-2: #6D60C7;
  --accent: linear-gradient(135deg, #5BB6E8 0%, #8A7BD6 100%);
  --accent-soft: linear-gradient(135deg, rgba(91,182,232,.18) 0%, rgba(138,123,214,.18) 100%);

  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow: 0 12px 40px rgba(8,10,24,.4);
  --shadow-lg: 0 30px 80px rgba(8,10,24,.55);

  --container: 1200px;
  --gutter: clamp(20px, 4vw, 56px);

  --font-jp: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", system-ui, sans-serif;
  --font-en: "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-display: "Noto Serif JP", "Yu Mincho", serif;
}

html[data-theme="light"] {
  --bg: #F7F8FC;
  --bg-2: #FFFFFF;
  --bg-soft: #EEF1F8;
  --surface: rgba(11,14,26,0.03);
  --surface-2: rgba(11,14,26,0.05);
  --border: rgba(11,14,26,0.08);
  --border-2: rgba(11,14,26,0.14);
  --fg: #0B0E1A;
  --fg-soft: #28304A;
  --fg-mute: #5A6485;
  --fg-faint: #8A93B3;

  --blue: #2A7FD0;
  --blue-2: #1F6BC1;
  --purple: #6F5CC5;
  --purple-2: #5847B5;
  --accent: linear-gradient(135deg, #2A7FD0 0%, #6F5CC5 100%);
  --accent-soft: linear-gradient(135deg, rgba(42,127,208,.10) 0%, rgba(111,92,197,.10) 100%);
  --shadow: 0 12px 40px rgba(40,48,74,.10);
  --shadow-lg: 0 30px 80px rgba(40,48,74,.16);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-jp);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-wrap: pretty;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: 0; color: inherit; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ========== NAV ========== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 14px clamp(20px, 4vw, 56px);
  background: color-mix(in oklab, var(--bg) 85%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav-logo { width: 28px; height: 28px; }
.nav-wordmark {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.18em;
  background: var(--accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.nav-link {
  position: relative;
  padding: 8px 12px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--fg-soft);
  border-radius: 8px;
  transition: color .2s, background .2s;
}
.nav-link:hover { color: var(--fg); background: var(--surface); }
.nav-item { position: relative; }
.nav-item.has-menu:hover .nav-submenu { opacity: 1; pointer-events: auto; transform: translateY(0); }
.nav-submenu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 260px;
  padding: 8px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity .2s, transform .2s;
}
.nav-submenu a {
  display: block;
  padding: 10px 12px;
  font-size: 13.5px;
  color: var(--fg-soft);
  border-radius: 8px;
}
.nav-submenu a:hover { background: var(--surface); color: var(--fg); }
.nav-controls { display: flex; align-items: center; gap: 10px; }
.lang-switch {
  display: flex;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  padding: 2px;
}
.lang-btn {
  padding: 5px 10px;
  font-size: 11.5px;
  font-weight: 600;
  font-family: var(--font-en);
  letter-spacing: 0.05em;
  border-radius: 999px;
  color: var(--fg-mute);
  transition: all .2s;
}
.lang-btn.active { background: var(--accent); color: white; }
.theme-toggle {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border: 1px solid var(--border-2);
  border-radius: 50%;
  color: var(--fg-soft);
  transition: color .2s, border-color .2s;
}
.theme-toggle:hover { color: var(--fg); border-color: var(--fg-mute); }
.theme-toggle .ic-sun { display: none; }
html[data-theme="light"] .theme-toggle .ic-sun { display: block; }
html[data-theme="light"] .theme-toggle .ic-moon { display: none; }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 999px;
  transition: transform .15s, box-shadow .25s, background .25s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
  box-shadow: 0 8px 24px rgba(91,182,232,.25), inset 0 1px 0 rgba(255,255,255,.15);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 32px rgba(91,182,232,.35); }
.btn-ghost {
  background: var(--surface);
  color: var(--fg);
  border: 1px solid var(--border-2);
}
.btn-ghost:hover { background: var(--surface-2); border-color: var(--fg-mute); }
.btn-text { color: var(--fg-soft); padding: 12px 6px; }
.btn-text:hover { color: var(--fg); }
.btn-block { width: 100%; justify-content: center; padding: 14px 24px; }
.nav-cta { padding: 9px 18px; font-size: 13px; }

/* ========== HERO ========== */
.hero {
  position: relative;
  padding: clamp(48px, 8vw, 96px) 0 0;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 80% 50% at 80% 0%, rgba(91,182,232,.12), transparent 70%),
    radial-gradient(ellipse 60% 60% at 0% 100%, rgba(138,123,214,.14), transparent 70%),
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: auto, auto, 56px 56px, 56px 56px;
  background-position: 0 0, 0 0, -1px -1px, -1px -1px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 30%, black 30%, transparent 80%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
  max-width: var(--container);
  margin: 0 auto;
  padding: 60px var(--gutter) 80px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px 6px 8px;
  margin-bottom: 24px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--fg-soft);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}
.eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(91,182,232,.18);
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(36px, 5.2vw, 64px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 24px;
}
.hero-title span { display: block; }
.grad {
  background: var(--accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--fg-soft);
  margin: 0 0 32px;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 36px;
}
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.hero-pills li {
  padding: 5px 12px;
  font-size: 12px;
  color: var(--fg-mute);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}

/* === HERO VIS — receipts→OCR→ledger === */
.hero-vis {
  position: relative;
  min-height: 480px;
}
.vis-frame {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 18px 1fr 18px 1.2fr;
  align-items: stretch;
  gap: 0;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)) ,
    var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
}
html[data-theme="light"] .vis-frame {
  background: linear-gradient(180deg, #FFFFFF, #FCFCFF);
}
.vis-label {
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-faint);
  margin-bottom: 12px;
}
.vis-col { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.vis-col-in .receipt {
  position: relative;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  animation: receiptFloat 6s ease-in-out infinite;
  transform-origin: left center;
}
.receipt.r2 { animation-delay: -2s; }
.receipt.r3 { animation-delay: -4s; }
.rline {
  height: 4px;
  margin: 4px 0;
  background: var(--surface-2);
  border-radius: 2px;
}
.w40 { width: 40%; } .w45 { width: 45%; } .w50 { width: 50%; }
.w60 { width: 60%; } .w70 { width: 70%; } .w80 { width: 80%; } .w90 { width: 90%; }
.ramt {
  display: inline-block;
  margin-top: 6px;
  padding: 3px 7px;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  color: var(--blue);
  background: rgba(91,182,232,.10);
  border-radius: 4px;
}
@keyframes receiptFloat {
  0%, 100% { transform: translateY(0); opacity: .95; }
  50% { transform: translateY(-3px); opacity: 1; }
}

.vis-flow { width: 100%; height: 100%; min-height: 360px; align-self: stretch; }
.flow-lines path {
  stroke-dasharray: 4 6;
  animation: flowDash 4s linear infinite;
}
@keyframes flowDash { to { stroke-dashoffset: -40; } }

.vis-col-mid .ocr-stack {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ocr-card {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  font-size: 11.5px;
  color: var(--fg-soft);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  animation: ocrPulse 4s ease-in-out infinite;
}
.ocr-card:nth-child(2) { animation-delay: .4s; }
.ocr-card:nth-child(3) { animation-delay: .8s; }
.ocr-card:nth-child(4) { animation-delay: 1.2s; }
.ocr-card .dot {
  width: 6px; height: 6px;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(91,182,232,.6);
}
@keyframes ocrPulse {
  0%, 100% { border-color: var(--border); }
  50% { border-color: rgba(91,182,232,.35); box-shadow: 0 0 0 1px rgba(91,182,232,.15); }
}

.vis-col-out .ledger {
  display: flex;
  flex-direction: column;
  font-family: var(--font-en);
  font-size: 11px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.led-row {
  display: grid;
  grid-template-columns: 50px 1fr auto;
  gap: 8px;
  padding: 7px 10px;
  border-bottom: 1px solid var(--border);
  color: var(--fg-soft);
}
.led-row:last-child { border-bottom: 0; }
.led-row.led-head {
  font-size: 9.5px;
  letter-spacing: 0.12em;
  color: var(--fg-faint);
  text-transform: uppercase;
}
.led-row .num { font-variant-numeric: tabular-nums; color: var(--fg); }
.led-row.led-sum { background: rgba(91,182,232,.06); }
.led-row.led-sum .num { color: var(--blue); font-weight: 600; }
.led-row:not(.led-head):not(.led-sum) {
  animation: ledFade .8s ease-out both;
}
.led-row:nth-child(2) { animation-delay: .2s; }
.led-row:nth-child(3) { animation-delay: .5s; }
.led-row:nth-child(4) { animation-delay: .8s; }
.led-row:nth-child(5) { animation-delay: 1.1s; }
.led-row:nth-child(6) { animation-delay: 1.4s; }
@keyframes ledFade { from { opacity: 0; transform: translateX(6px); } }

.particles { position: absolute; inset: 0; pointer-events: none; }
.particles span {
  position: absolute;
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--blue);
  opacity: .4;
  animation: floatUp 9s linear infinite;
}
.particles span:nth-child(1) { left: 10%; top: 80%; animation-delay: 0s; }
.particles span:nth-child(2) { left: 30%; top: 90%; background: var(--purple); animation-delay: -2s; }
.particles span:nth-child(3) { left: 55%; top: 85%; animation-delay: -4s; }
.particles span:nth-child(4) { left: 70%; top: 95%; background: var(--purple); animation-delay: -6s; }
.particles span:nth-child(5) { left: 85%; top: 75%; animation-delay: -1s; }
.particles span:nth-child(6) { left: 45%; top: 70%; background: var(--purple); animation-delay: -3s; }
@keyframes floatUp { to { transform: translateY(-200px); opacity: 0; } }

/* === MARQUEE === */
.marquee {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  background: var(--bg-2);
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.marquee-track {
  display: flex;
  gap: 28px;
  white-space: nowrap;
  animation: marquee 40s linear infinite;
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--fg-mute);
  letter-spacing: 0.06em;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ========== SECTIONS ========== */
.section { padding: clamp(64px, 9vw, 120px) 0; position: relative; }
.section-head { margin-bottom: 48px; max-width: 720px; }
.section-no {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}
.section-sub {
  font-size: 16px;
  line-height: 1.85;
  color: var(--fg-soft);
  margin: 0;
}

/* === Positioning === */
.positioning { padding: clamp(48px, 6vw, 80px) 0; border-bottom: 1px solid var(--border); }
.lede {
  max-width: 880px;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.7;
  color: var(--fg);
  margin: 0;
  letter-spacing: -0.005em;
}

/* === SERVICES === */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.svc-card {
  position: relative;
  padding: 28px 28px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color .25s, transform .25s, background .25s;
  display: block;
}
.svc-card:hover {
  border-color: var(--border-2);
  transform: translateY(-3px);
  background: var(--surface-2);
}
.svc-card.svc-wide { grid-column: 1 / -1; }
.svc-num {
  position: absolute;
  top: 22px;
  right: 24px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fg-faint);
}
.svc-icon {
  width: 48px; height: 48px;
  margin-bottom: 18px;
  display: grid; place-items: center;
  color: var(--blue);
  background: var(--accent-soft);
  border-radius: 12px;
}
.svc-icon svg { width: 26px; height: 26px; }
.svc-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  margin: 0 0 10px;
}
.svc-card p {
  font-size: 14.5px;
  color: var(--fg-soft);
  line-height: 1.75;
  margin: 0 0 18px;
}
.svc-more {
  font-size: 13px;
  font-weight: 500;
  color: var(--blue);
}

/* === PARTNER === */
.partner-grid { display: flex; flex-direction: column; gap: 40px; }
.partner-diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: stretch;
}
.pd-card {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.pd-tag {
  display: inline-block;
  padding: 4px 10px;
  margin-bottom: 16px;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 999px;
}
.pd-us .pd-tag { color: var(--blue); background: rgba(91,182,232,.12); border: 1px solid rgba(91,182,232,.25); }
.pd-them .pd-tag { color: var(--purple); background: rgba(138,123,214,.12); border: 1px solid rgba(138,123,214,.25); }
.pd-card ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.pd-card li {
  position: relative;
  padding: 8px 10px 8px 26px;
  font-size: 14px;
  color: var(--fg-soft);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.pd-card li::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: .5;
}
.pd-bridge {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 6px;
  min-width: 80px;
  color: var(--fg-faint);
}
.pd-bridge svg { width: 100%; height: 40px; }
.pd-bridge-label {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.notice {
  display: flex;
  gap: 18px;
  padding: 22px 24px;
  background: var(--accent-soft);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
}
.notice-bar {
  width: 3px;
  flex-shrink: 0;
  background: var(--accent);
  border-radius: 2px;
}
.notice strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
}
.notice p { margin: 0; font-size: 14px; color: var(--fg-soft); line-height: 1.8; }

/* === PRICING === */
.price-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}
.price-card {
  position: relative;
  padding: 28px 24px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.price-feature {
  background: linear-gradient(180deg, rgba(91,182,232,.06), rgba(138,123,214,.06)), var(--bg-2);
  border-color: rgba(91,182,232,.35);
  box-shadow: 0 14px 40px rgba(91,182,232,.10);
}
.price-tag {
  position: absolute;
  top: -10px;
  left: 24px;
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: white;
  background: var(--accent);
  border-radius: 999px;
}
.price-head h3 {
  font-family: var(--font-en);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}
.price-best { font-size: 13px; color: var(--fg-mute); margin: 0; line-height: 1.5; }
.price-amount {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-en);
}
.price-amount .from { font-size: 11px; color: var(--fg-faint); letter-spacing: 0.1em; text-transform: uppercase; margin-right: 4px; }
.price-amount .amt { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; }
.price-amount .per { font-size: 13px; color: var(--fg-mute); }
.price-amount .amt-text { font-family: var(--font-jp); font-size: 20px; font-weight: 600; }
.price-feat {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.price-feat li {
  position: relative;
  padding-left: 22px;
  font-size: 13.5px;
  color: var(--fg-soft);
  line-height: 1.5;
}
.price-feat li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 12px; height: 6px;
  border-left: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
  transform: rotate(-45deg);
}
.price-notice {
  padding: 18px 20px;
  font-size: 13px;
  color: var(--fg-mute);
  background: var(--surface);
  border: 1px dashed var(--border-2);
  border-radius: var(--radius);
  line-height: 1.8;
  margin: 0;
}

/* === FLOW === */
.flow-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  counter-reset: flow;
}
.flow-step {
  position: relative;
  padding: 26px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.step-no {
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  background: var(--accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.step-body h4 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 8px;
}
.step-body p { font-size: 14px; color: var(--fg-soft); margin: 0; line-height: 1.75; }

/* === RECOMMEND === */
.rec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.rec-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.rec-check {
  flex-shrink: 0;
  width: 24px; height: 24px;
  display: grid; place-items: center;
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  color: white;
  background: var(--accent);
  border-radius: 50%;
}
.rec-card p { margin: 0; font-size: 14.5px; color: var(--fg-soft); line-height: 1.65; }

/* === FAQ === */
.faq-container { max-width: 880px; }
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .2s;
}
.faq-item[open] { border-color: var(--border-2); background: var(--surface-2); }
.faq-item summary {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
  font-weight: 500;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-q-no {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--blue);
  flex-shrink: 0;
}
.faq-q { flex: 1; font-size: 15px; line-height: 1.5; }
.faq-toggle {
  font-family: var(--font-en);
  font-size: 22px;
  font-weight: 300;
  color: var(--fg-mute);
  transition: transform .25s;
}
.faq-item[open] .faq-toggle { transform: rotate(45deg); }
.faq-a {
  padding: 0 24px 22px;
}
.faq-a p { margin: 0; font-size: 14.5px; color: var(--fg-soft); line-height: 1.85; }

/* === COMPANY === */
.company-list {
  display: grid;
  grid-template-columns: 1fr;
  margin: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.company-list > div {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 20px 28px;
  border-bottom: 1px solid var(--border);
}
.company-list > div:last-child { border-bottom: 0; }
.company-list dt { font-size: 13px; color: var(--fg-mute); font-weight: 500; margin: 0; }
.company-list dd { font-size: 14.5px; color: var(--fg); margin: 0; }

/* === CONTACT === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: start;
}
.contact-meta {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact-meta li {
  display: flex;
  gap: 18px;
  padding: 14px 18px;
  font-size: 14.5px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.cm-label {
  width: 96px;
  flex-shrink: 0;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-faint);
  align-self: center;
}
.contact-form {
  padding: 32px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact-form .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--fg-mute);
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 11px 14px;
  font: inherit;
  font-size: 14.5px;
  color: var(--fg);
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: 8px;
  transition: border-color .2s, background .2s;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: var(--bg-2);
}
.contact-form textarea { resize: vertical; min-height: 110px; }
.contact-form fieldset {
  border: 0;
  margin: 0;
  padding: 0;
  display: block;
}
.contact-form legend {
  display: block;
  width: 100%;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--fg-mute);
  margin-bottom: 10px;
  padding: 0;
}
.opt-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}
.opt {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--fg-soft);
  cursor: pointer;
  font-weight: 400;
}
.opt input {
  width: 16px;
  height: 16px;
  margin: 0;
  cursor: pointer;
  accent-color: var(--blue);
  flex-shrink: 0;
}
.opt:hover { color: var(--fg); }
.form-notice {
  margin: 0;
  padding: 12px 14px;
  font-size: 12px;
  color: var(--fg-mute);
  background: var(--surface);
  border: 1px dashed var(--border-2);
  border-radius: 8px;
  line-height: 1.7;
}
.form-success {
  margin: 0;
  padding: 12px;
  font-size: 13.5px;
  color: var(--blue);
  background: rgba(91,182,232,.10);
  border-radius: 8px;
  text-align: center;
}

/* === FOOTER === */
.footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--border);
  background: var(--bg-2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 56px;
}
.foot-brand { display: flex; align-items: center; gap: 10px; }
.foot-brand img { width: 32px; height: 32px; }
.foot-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.foot-cols h5 {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-faint);
  margin: 0 0 14px;
}
.foot-cols a {
  display: block;
  padding: 4px 0;
  font-size: 13.5px;
  color: var(--fg-soft);
}
.foot-cols a:hover { color: var(--fg); }
.footer-notice {
  grid-column: 1 / -1;
  padding: 18px 20px;
  margin-top: 16px;
  font-size: 12.5px;
  color: var(--fg-mute);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  line-height: 1.8;
}
.footer-notice p { margin: 0; }
.copyright {
  grid-column: 1 / -1;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-family: var(--font-en);
  font-size: 12px;
  color: var(--fg-faint);
  letter-spacing: 0.05em;
}

/* ========== Reveal on scroll ========== */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-vis { min-height: 420px; }
  .partner-diagram { grid-template-columns: 1fr; }
  .pd-bridge { transform: rotate(90deg); min-width: auto; }
  .price-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-list { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .svc-grid { grid-template-columns: 1fr; }
  .svc-card.svc-wide { grid-column: auto; }
  .price-grid { grid-template-columns: 1fr; }
  .flow-list { grid-template-columns: 1fr; }
  .rec-grid { grid-template-columns: 1fr; }
  .contact-form .row { grid-template-columns: 1fr; }
  .foot-cols { grid-template-columns: 1fr 1fr; }
  .company-list > div { grid-template-columns: 1fr; gap: 4px; }
  .vis-frame { grid-template-columns: 1fr; padding: 18px; }
  .vis-flow { display: none; }
}