/*
 * K&2P corporate site — page styles.
 * Built on Astryx design tokens (astryx-tokens.css + kn2p-theme.css).
 * Colors, radius, shadow, spacing, motion and font roles come from the
 * Astryx token set; only marketing-scale type and brand gradients are local.
 */

:root {
  /* Brand (logo + MoriPay card) */
  --brand-red: #db3528;          /* K&2P symbol */
  --brand-blue: #029ed9;         /* MoriPay gradient start */
  --brand-mint: #98d4c8;         /* MoriPay gradient end */
  --brand-grad: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-mint) 100%);
  --brand-grad-deep: linear-gradient(135deg, #00577f 0%, #0a7fa8 55%, #2fa59a 100%);
  --ink: #0e1a22;

  --container: 1160px;
  --gutter: 20px;
  --header-h: 72px;

  /* Marketing type scale (Astryx' app scale tops out at 42px) */
  --fs-hero: clamp(2.125rem, 1.4rem + 3.2vw, 3.75rem);
  --fs-h2: clamp(1.75rem, 1.35rem + 1.7vw, 2.5rem);
  --fs-h3: clamp(1.125rem, 1.05rem + 0.35vw, 1.3125rem);
  --fs-lead: clamp(1.0625rem, 1rem + 0.3vw, 1.1875rem);
}

html {
  color-scheme: light;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--color-background-surface);
  color: var(--color-text-primary);
  font-family: var(--font-family-body);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
:lang(ja) body, body:lang(ja) {
  font-family: Inter, "Noto Sans JP", "Noto Sans KR", -apple-system, system-ui, sans-serif;
  line-break: strict;
}
:lang(ko) { word-break: keep-all; }

h1, h2, h3, h4 { margin: 0; letter-spacing: -0.02em; color: var(--color-text-primary); }
p { margin: 0; font-size: inherit; line-height: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
:focus-visible { outline: var(--focus-outline-width, 2px) solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--color-accent); color: var(--color-on-accent); padding: 8px 14px; border-radius: var(--radius-element); }
.skip-link:focus { left: 8px; }

.icon { font-family: "Material Symbols Outlined"; font-weight: normal; font-style: normal; font-size: 24px; line-height: 1; display: inline-block; white-space: nowrap; direction: ltr; -webkit-font-feature-settings: "liga"; font-feature-settings: "liga"; font-variation-settings: "FILL" 0, "wght" 400, "GRAD" 0, "opsz" 24; user-select: none; }

/* ───────────── Header ───────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: color-mix(in srgb, var(--color-background-surface) 86%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container { height: 100%; display: flex; align-items: center; gap: var(--spacing-6); }
.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand img { height: 30px; width: auto; }
.nav { display: flex; gap: var(--spacing-1); margin-left: var(--spacing-4); }
.nav a {
  padding: 8px 14px; border-radius: var(--radius-full);
  font-size: 0.9375rem; font-weight: var(--font-weight-medium); color: var(--color-text-secondary);
  transition: background var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard);
}
.nav a:hover { background: var(--color-background-muted); color: var(--color-text-primary); }
.nav a[aria-current="page"] { color: var(--color-accent); background: var(--color-accent-muted); }
.nav-ext { display: none; }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: var(--spacing-3); }

.lang-switch { display: inline-flex; padding: 3px; border: 1px solid var(--color-border); border-radius: var(--radius-full); background: var(--color-background-card); }
.lang-switch a { font-size: 0.8125rem; font-weight: var(--font-weight-semibold); padding: 4px 10px; border-radius: var(--radius-full); color: var(--color-text-secondary); line-height: 1.4; }
.lang-switch a:hover { color: var(--color-text-primary); }
.lang-switch a[aria-current="true"] { background: var(--ink); color: #fff; }

.menu-toggle { display: none; background: none; border: 1px solid var(--color-border); border-radius: var(--radius-element); width: 42px; height: 42px; align-items: center; justify-content: center; color: var(--color-text-primary); cursor: pointer; }

/* ───────────── Buttons ───────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 22px; border-radius: var(--radius-full);
  font-weight: var(--font-weight-semibold); font-size: 0.9375rem; line-height: 1.2;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform var(--duration-fast) var(--ease-standard), box-shadow var(--duration-fast) var(--ease-standard), background var(--duration-fast) var(--ease-standard);
}
.btn .icon { font-size: 20px; }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--color-accent); color: var(--color-on-accent); box-shadow: 0 6px 18px -6px color-mix(in srgb, var(--color-accent) 60%, transparent); }
.btn-primary:hover { background: color-mix(in srgb, var(--color-accent) 88%, black); }
.btn-secondary { background: var(--color-background-card); color: var(--color-text-primary); border-color: var(--color-border-emphasized); }
.btn-secondary:hover { background: var(--color-background-body); }
.btn-light { background: #fff; color: #00405f; }
.btn-light:hover { background: #eef8fc; }
.btn-ghost-light { color: #fff; border-color: rgba(255,255,255,.55); }
.btn-ghost-light:hover { background: rgba(255,255,255,.12); }

/* ───────────── Sections ───────────── */
.section { padding-block: clamp(64px, 8vw, 112px); }
.section-alt { background: var(--color-background-body); }
.section-head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head.center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8125rem; font-weight: var(--font-weight-semibold); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: var(--spacing-4);
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--brand-red); transform: rotate(45deg); }
.section-head h2, .h2 { font-size: var(--fs-h2); line-height: 1.25; font-weight: var(--font-weight-bold); }
.section-head p { margin-top: var(--spacing-4); color: var(--color-text-secondary); font-size: var(--fs-lead); }

/* ───────────── Hero ───────────── */
.hero { position: relative; overflow: hidden; padding-block: clamp(56px, 8vw, 104px) clamp(64px, 9vw, 120px); }
.hero::before {
  content: ""; position: absolute; inset: -30% -10% auto auto; width: 70vw; height: 70vw; max-width: 900px; max-height: 900px;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--brand-mint) 45%, transparent), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: auto auto -40% -15%; width: 60vw; height: 60vw; max-width: 760px; max-height: 760px;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--brand-blue) 18%, transparent), transparent 70%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1, .page-hero h1, .section-head h2 { text-wrap: balance; }
.hero h1 { font-size: var(--fs-hero); line-height: 1.15; font-weight: 800; letter-spacing: -0.035em; }
.hero h1 .grad { background: var(--brand-grad-deep); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { margin-top: var(--spacing-6); font-size: var(--fs-lead); color: var(--color-text-secondary); max-width: 560px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--spacing-3); margin-top: var(--spacing-8); }

.hero-visual { position: relative; display: flex; justify-content: center; padding: 24px 0; }
.card-stage { position: relative; width: min(320px, 72vw); aspect-ratio: 1272 / 2021; }
.card-stage img.card-img {
  width: 100%; height: 100%; object-fit: contain;
  border-radius: 22px; transform: rotate(-6deg);
  filter: drop-shadow(0 30px 40px rgba(0, 70, 110, .30)) drop-shadow(0 8px 12px rgba(0, 70, 110, .20));
}
.chip {
  position: absolute; display: flex; align-items: center; gap: 10px;
  padding: 10px 14px 10px 10px; border-radius: 14px;
  background: var(--color-background-card); border: 1px solid var(--color-border);
  box-shadow: var(--shadow-med); font-size: 0.875rem; font-weight: var(--font-weight-semibold); white-space: nowrap;
}
.chip .icon { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; font-size: 20px; color: #fff; background: var(--brand-grad); }
.chip small { display: block; font-size: 0.75rem; font-weight: var(--font-weight-normal); color: var(--color-text-secondary); line-height: 1.3; }
.chip-1 { top: 12%; left: -18%; }
.chip-2 { top: 46%; right: -20%; }
.chip-3 { bottom: -2%; left: -14%; }

.page-hero { padding-block: clamp(56px, 7vw, 96px) clamp(40px, 5vw, 64px); position: relative; overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: -60% -20% auto auto; width: 60vw; height: 60vw; max-width: 760px; max-height: 760px;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--brand-mint) 40%, transparent), transparent 70%);
  pointer-events: none;
}
.page-hero .container { position: relative; }
.page-hero h1 { font-size: var(--fs-hero); line-height: 1.15; font-weight: 800; letter-spacing: -0.035em; max-width: 880px; }
.page-hero .lead { margin-top: var(--spacing-5); font-size: var(--fs-lead); color: var(--color-text-secondary); max-width: 680px; }

/* ───────────── Cards / grids ───────────── */
.grid { display: grid; gap: var(--spacing-5); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  position: relative; background: var(--color-background-card);
  border: 1px solid var(--color-border); border-radius: var(--radius-container);
  padding: clamp(24px, 3vw, 32px);
  transition: transform var(--duration-medium) var(--ease-standard), box-shadow var(--duration-medium) var(--ease-standard), border-color var(--duration-medium) var(--ease-standard);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-med); border-color: color-mix(in srgb, var(--color-accent) 30%, transparent); }
.card h3 { font-size: var(--fs-h3); line-height: 1.4; font-weight: var(--font-weight-bold); margin-top: var(--spacing-5); }
.card p { margin-top: var(--spacing-3); color: var(--color-text-secondary); font-size: 0.9688rem; }
.card .card-icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--color-accent-muted); color: var(--color-accent);
}
.card .card-icon .icon { font-size: 28px; }
.card .tag { display: inline-flex; margin-top: var(--spacing-5); font-size: 0.8125rem; font-weight: var(--font-weight-semibold); color: var(--color-accent); gap: 6px; align-items: center; }
.card .tag .icon { font-size: 18px; }
.card.soon { background: transparent; border-style: dashed; }
.card.soon .card-icon { background: var(--color-background-muted); color: var(--color-text-secondary); }
.card.soon:hover { transform: none; box-shadow: none; }
.badge {
  position: absolute; top: 20px; right: 20px;
  font-size: 0.75rem; font-weight: var(--font-weight-semibold); padding: 4px 10px; border-radius: var(--radius-full);
  background: var(--ink); color: #fff; letter-spacing: 0.02em;
}

.checklist { list-style: none; padding: 0; margin: var(--spacing-5) 0 0; display: grid; gap: var(--spacing-2); }
.checklist li { display: flex; gap: 10px; align-items: flex-start; font-size: 0.9375rem; color: var(--color-text-primary); }
.checklist li .icon { font-size: 20px; color: var(--color-accent); margin-top: 3px; flex-shrink: 0; }

/* ───────────── Split feature ───────────── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 88px); align-items: center; }
.split.reverse > :first-child { order: 2; }
.feature-list { list-style: none; padding: 0; margin: var(--spacing-8) 0 0; display: grid; gap: var(--spacing-6); }
.feature-list li { display: grid; grid-template-columns: 48px 1fr; gap: var(--spacing-4); }
.feature-list .fi { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: var(--color-accent-muted); color: var(--color-accent); }
.feature-list h3 { font-size: 1.0625rem; font-weight: var(--font-weight-bold); line-height: 1.45; }
.feature-list p { margin-top: 4px; color: var(--color-text-secondary); font-size: 0.9688rem; }

.brand-panel {
  position: relative; overflow: hidden; border-radius: calc(var(--radius-container) * 1.5);
  background: var(--brand-grad-deep); color: #fff; padding: clamp(28px, 4vw, 48px);
  min-height: 420px; display: flex; flex-direction: column; justify-content: space-between;
}
.brand-panel::after {
  content: ""; position: absolute; right: -80px; bottom: -80px; width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(152, 212, 200, .55), transparent);
}
.brand-panel .bp-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; position: relative; z-index: 1; }
.brand-panel .bp-title { font-size: 1.375rem; font-weight: var(--font-weight-bold); }
.brand-panel .bp-sub { font-size: 0.875rem; opacity: .8; }
.brand-panel .pill { font-size: 0.75rem; font-weight: var(--font-weight-semibold); padding: 6px 12px; border-radius: var(--radius-full); background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.25); white-space: nowrap; }
.brand-panel .bp-card { position: relative; z-index: 1; align-self: center; width: min(200px, 48%); margin-block: 24px; }
.brand-panel .bp-card img { transform: rotate(8deg); filter: drop-shadow(0 24px 30px rgba(0,0,0,.35)); }
.brand-panel .bp-tiles { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.brand-panel .bp-tile { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); border-radius: 14px; padding: 12px; font-size: 0.8125rem; font-weight: var(--font-weight-semibold); line-height: 1.4; }
.brand-panel .bp-tile .icon { display: block; font-size: 22px; margin-bottom: 6px; }
.brand-panel .bp-note { position: relative; z-index: 1; margin-top: 16px; font-size: 0.875rem; opacity: .85; }

/* ───────────── Steps ───────────── */
.steps { counter-reset: step; }
.step { position: relative; }
.step .num { font-size: 0.875rem; font-weight: 800; color: var(--color-accent); letter-spacing: 0.04em; }
.step .when { display: inline-block; margin-left: 8px; font-size: 0.75rem; font-weight: var(--font-weight-semibold); padding: 3px 10px; border-radius: var(--radius-full); background: var(--color-background-muted); color: var(--color-text-secondary); }
.step h3 { margin-top: var(--spacing-4); }

/* ───────────── FAQ ───────────── */
.faq { max-width: 860px; margin-inline: auto; display: grid; gap: var(--spacing-3); }
.faq details { background: var(--color-background-card); border: 1px solid var(--color-border); border-radius: var(--radius-container); overflow: hidden; }
.faq summary {
  list-style: none; cursor: pointer; padding: 20px 24px; display: flex; gap: 14px; align-items: flex-start;
  font-weight: var(--font-weight-semibold); font-size: 1.0313rem; line-height: 1.5;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .q { color: var(--color-accent); font-weight: 800; flex-shrink: 0; }
.faq summary .chev { margin-left: auto; transition: transform var(--duration-fast) var(--ease-standard); color: var(--color-text-secondary); }
.faq details[open] summary .chev { transform: rotate(180deg); }
.faq .a { padding: 0 24px 22px 50px; color: var(--color-text-secondary); font-size: 0.9688rem; }

/* ───────────── About ───────────── */
.mv { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-5); }
.mv .card { padding: clamp(28px, 4vw, 44px); }
.mv .label { font-size: 0.8125rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-accent); }
.mv p { margin-top: var(--spacing-4); font-size: 1.125rem; line-height: 1.75; color: var(--color-text-primary); }
.mv strong { color: var(--color-accent); font-weight: var(--font-weight-bold); }
.ceo { margin-top: 16px; display: grid; grid-template-columns: auto 1fr; gap: clamp(24px, 4vw, 48px); align-items: start; }
.ceo .avatar { width: 96px; height: 96px; border-radius: 50%; background: var(--brand-grad); display: grid; place-items: center; color: #fff; font-size: 2rem; font-weight: 800; }
.ceo blockquote { margin: 0; font-size: clamp(1.125rem, 1rem + 0.6vw, 1.4375rem); line-height: 1.7; font-weight: var(--font-weight-medium); letter-spacing: -0.01em; }
.ceo .who { margin-top: var(--spacing-5); color: var(--color-text-secondary); font-size: 0.9375rem; }
.ceo .who strong { color: var(--color-text-primary); }
.info-table { width: 100%; border-collapse: collapse; font-size: 0.9688rem; }
.info-table th, .info-table td { text-align: left; padding: 16px 0; border-bottom: 1px solid var(--color-border); vertical-align: top; }
.info-table th { width: 32%; color: var(--color-text-secondary); font-weight: var(--font-weight-medium); padding-right: 16px; }

/* ───────────── CTA band ───────────── */
.cta-band { border-radius: calc(var(--radius-container) * 1.5); background: var(--brand-grad-deep); color: #fff; padding: clamp(36px, 5vw, 64px); display: flex; align-items: center; justify-content: space-between; gap: var(--spacing-8); position: relative; overflow: hidden; }
.cta-band::after { content: ""; position: absolute; right: -120px; top: -120px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(closest-side, rgba(152,212,200,.5), transparent); }
.cta-band > * { position: relative; z-index: 1; }
.cta-band .cta-eyebrow { display: block; font-size: .8125rem; letter-spacing: .08em; text-transform: uppercase; opacity: .8; margin-bottom: 10px; }
.card .tag.tag-top { margin-top: 20px; }
.card h3.h3-tight { margin-top: 6px; }
.page-hero h1 .h1-sub { font-size: .5em; font-weight: var(--font-weight-semibold); color: var(--color-text-secondary); }

/* Legal documents (microCMS) */
.page-hero-legal { padding-bottom: clamp(24px, 3vw, 40px); }
.page-hero-legal h1 { font-size: var(--fs-h2); }
.legal-meta { margin-top: var(--spacing-4); color: var(--color-text-secondary); font-size: 0.875rem; }
.section-legal { padding-top: 0; }
.legal-body { max-width: 820px; font-size: 0.9688rem; line-height: 1.85; overflow-wrap: anywhere; }
.legal-body > * + * { margin-top: 1em; }
.legal-body h2 { margin-top: 2.2em; font-size: 1.25rem; line-height: 1.4; font-weight: var(--font-weight-bold); }
.legal-body h3 { margin-top: 1.8em; font-size: 1.0625rem; font-weight: var(--font-weight-semibold); }
.legal-body h4, .legal-body h5, .legal-body h6 { margin-top: 1.4em; font-size: 1rem; font-weight: var(--font-weight-semibold); }
.legal-body ul, .legal-body ol { padding-left: 1.5em; }
.legal-body ul { list-style: disc; }
.legal-body ol { list-style: decimal; }
.legal-body li + li { margin-top: .35em; }
.legal-body a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 2px; }
.legal-body blockquote { padding-left: 1em; border-left: 3px solid var(--color-border); color: var(--color-text-secondary); }
.legal-body hr { border: 0; border-top: 1px solid var(--color-border); margin-block: 2em; }
.legal-body img { max-width: 100%; height: auto; }
.legal-body table { display: block; overflow-x: auto; border-collapse: collapse; font-size: 0.9063rem; }
.legal-body th, .legal-body td { border: 1px solid var(--color-border); padding: 8px 12px; text-align: left; vertical-align: top; }
.legal-body th { background: var(--color-background-muted, #f3f6f8); font-weight: var(--font-weight-semibold); }
.legal-others { max-width: 820px; margin-top: var(--spacing-10, 48px); padding-top: var(--spacing-6); border-top: 1px solid var(--color-border); display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 0.9375rem; }
.legal-others span { color: var(--color-text-secondary); width: 100%; font-size: 0.8125rem; }
.legal-others a { color: var(--color-accent); font-weight: var(--font-weight-medium); }
.cta-band h2 { color: #fff; font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.125rem); line-height: 1.3; }
.cta-band p { margin-top: var(--spacing-3); opacity: .88; max-width: 560px; }
.cta-band .actions { display: flex; gap: var(--spacing-3); flex-wrap: wrap; flex-shrink: 0; }

/* ───────────── Footer ───────────── */
.site-footer { background: #0b151c; color: #b9c6cf; padding-block: 56px 40px; margin-top: 0; }
.site-footer .top { display: flex; justify-content: space-between; gap: var(--spacing-8); flex-wrap: wrap; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,.08); }
.site-footer .logo-wrap { display: inline-flex; background: #fff; border-radius: 10px; padding: 8px 12px; }
.site-footer .logo-wrap img { height: 24px; width: auto; }
.site-footer nav { display: flex; gap: var(--spacing-6); flex-wrap: wrap; align-items: center; font-size: 0.9375rem; }
.site-footer nav a:hover { color: #fff; }
.site-footer .biz { margin-top: 28px; font-size: 0.8125rem; line-height: 1.9; }
.site-footer .biz span + span::before { content: "·"; margin: 0 8px; opacity: .5; }
.site-footer .copy { margin-top: 20px; font-size: 0.8125rem; opacity: .7; }

/* ───────────── Responsive ───────────── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chip-1 { left: -6%; } .chip-2 { right: -6%; } .chip-3 { left: -2%; }
}
@media (max-width: 880px) {
  :root { --header-h: 64px; }
  .menu-toggle { display: inline-flex; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0; margin: 0;
    flex-direction: column; gap: 0; padding: 8px var(--gutter) 16px;
    background: var(--color-background-surface); border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-med); display: none;
  }
  .nav.open { display: flex; }
  .nav .nav-ext { display: block; color: var(--color-accent); border-bottom: 0; }
  .nav a { padding: 14px 8px; border-radius: 0; border-bottom: 1px solid var(--color-border); font-size: 1rem; }
  .nav a[aria-current="page"] { background: transparent; }
  .hero-grid, .split, .mv, .ceo { grid-template-columns: 1fr; }
  .split.reverse > :first-child { order: 0; }
  .grid-3 { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; align-items: flex-start; }
  .hero-visual { margin-top: 8px; }
}
@media (max-width: 600px) {
  .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .brand img { height: 26px; }
  .lang-switch a { padding: 4px 8px; }
  .chip { font-size: 0.8125rem; padding: 8px 12px 8px 8px; }
  .chip .icon { width: 30px; height: 30px; }
  .chip-1 { left: -10%; top: 6%; } .chip-2 { right: -12%; } .chip-3 { left: -8%; bottom: 4%; }
  .hero-actions .btn { flex: 1 1 auto; }
  .faq .a { padding-left: 24px; }
  .info-table th { width: 38%; }
  .brand-panel .bp-tiles { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}

a.link { color: var(--color-accent); text-decoration: underline; text-underline-offset: 3px; }

.app-note { display: flex; align-items: center; gap: 8px; margin-top: var(--spacing-5); font-size: 0.875rem; color: var(--color-text-secondary); }
.app-note .icon { font-size: 18px; color: var(--color-accent); }
.contact .card p.mail { margin-top: var(--spacing-3); font-weight: var(--font-weight-semibold); color: var(--color-text-primary); }
.site-footer .legal { display: flex; flex-wrap: wrap; gap: 6px 20px; margin-top: 24px; font-size: 0.8125rem; font-weight: var(--font-weight-medium); color: #dbe4eb; }
.site-footer .legal a.emph { color: var(--brand-mint); font-weight: var(--font-weight-bold); }
.site-footer .legal a:hover { color: #fff; text-decoration: underline; }
.site-footer .biz a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
:lang(ja) :is(h1, h2, h3) { word-break: auto-phrase; }