/* move-ing corporate site — shared styles
   Palette: Navy #0F2340 / Deep Navy #081527 / White #FFFFFF / Paper #F5F4F0 / Gold #B8973E / Ink #1F2A3A
   Fonts: Zen Old Mincho (headlines), Noto Sans JP (body), Jost (latin/numbers) */

:root {
  --navy: #0F2340;
  --navy-deep: #081527;
  --white: #FFFFFF;
  --paper: #F5F4F0;
  --gold: #B8973E;
  --gold-soft: #E4D5A6;
  --ink: #1F2A3A;
  --ink-soft: #5C6675;
  --line: #D9D6CE;
  --serif: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  --latin: "Jost", var(--sans);
  --max: 1120px;
}

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

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; line-height: 1.4; margin: 0; letter-spacing: 0.02em; }
p { margin: 0 0 1em; }
a { color: inherit; }
img { max-width: 100%; display: block; }
.en { font-family: var(--latin); letter-spacing: 0.06em; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: baseline; gap: 10px; text-decoration: none; }
.brand .logo { font-family: var(--latin); font-size: 24px; font-weight: 500; letter-spacing: 0.04em; color: var(--navy); }
.brand .logo span { color: var(--gold); }
.brand .corp { font-size: 12px; color: var(--ink-soft); }
.nav { display: flex; gap: 28px; font-size: 14px; }
.nav a { text-decoration: none; color: var(--ink); }
.nav a:hover { color: var(--gold); }
.nav .cta { color: var(--white); background: var(--navy); padding: 8px 18px; border-radius: 2px; }
.nav .cta:hover { background: var(--gold); color: var(--white); }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); padding: 6px 10px; font-size: 14px; }

/* hero */
.hero { background: var(--navy); color: var(--white); padding: 88px 0 72px; position: relative; overflow: hidden; }
.hero::after {
  content: ""; position: absolute; right: -120px; top: -120px; width: 520px; height: 520px;
  border: 1px solid rgba(184,151,62,0.35); border-radius: 50%; pointer-events: none;
}
.hero h1 { font-size: clamp(30px, 4.6vw, 52px); line-height: 1.35; max-width: 20em; }
.hero .lead { margin-top: 24px; max-width: 34em; color: rgba(255,255,255,0.86); font-size: 16px; }
.hero .lead strong { color: var(--gold-soft); font-weight: 500; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,0.14); margin-top: 56px; border: 1px solid rgba(255,255,255,0.14); }
.pillar { background: var(--navy); padding: 28px 26px 30px; text-decoration: none; color: var(--white); display: block; }
.pillar:hover { background: var(--navy-deep); }
.pillar .en { color: var(--gold); font-size: 12px; }
.pillar h2 { font-size: 24px; margin-top: 6px; }
.pillar p { font-size: 14px; color: rgba(255,255,255,0.8); margin: 12px 0 0; }
.pillar .clients { font-size: 12px; color: var(--gold-soft); margin-top: 14px; padding-top: 12px; border-top: 1px solid rgba(255,255,255,0.14); }

/* sections */
.section { padding: 88px 0; }
.section.paper { background: var(--paper); }
.section.navy { background: var(--navy); color: var(--white); }
.section-head { max-width: 40em; margin-bottom: 44px; }
.section-head .en { color: var(--gold); font-size: 13px; }
.section-head h2 { font-size: clamp(26px, 3.4vw, 36px); margin-top: 6px; }
.section-head p { margin-top: 16px; color: var(--ink-soft); }
.navy .section-head p { color: rgba(255,255,255,0.8); }

/* cycle */
.cycle { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.cycle svg { width: 100%; height: auto; }
.cycle-notes { display: grid; gap: 22px; }
.cycle-notes .step { display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; }
.cycle-notes .num { font-family: var(--latin); font-size: 28px; color: var(--gold); line-height: 1; padding-top: 4px; }
.cycle-notes h3 { font-size: 20px; }
.cycle-notes p { font-size: 14px; color: var(--ink-soft); margin: 6px 0 0; }
.cycle-notes .exit h3 { color: var(--navy); }

/* services */
.service { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; padding: 56px 0; border-top: 1px solid var(--line); }
.service:first-of-type { border-top: 0; padding-top: 0; }
.service .en { color: var(--gold); font-size: 13px; }
.service h3 { font-size: 30px; margin-top: 6px; }
.service .sub { font-size: 15px; color: var(--ink-soft); margin-top: 12px; }
.service .body p { margin-bottom: 18px; }
.menu { list-style: none; padding: 0; margin: 0 0 22px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 24px; font-size: 14px; }
.menu li { padding-left: 16px; position: relative; }
.menu li::before { content: ""; position: absolute; left: 0; top: 0.85em; width: 8px; height: 1px; background: var(--gold); }
.cases { border-left: 2px solid var(--gold); padding: 6px 0 6px 18px; font-size: 14px; }
.cases dt { font-weight: 500; color: var(--navy); }
.cases dd { margin: 0 0 10px; color: var(--ink-soft); }
.cases dd:last-child { margin-bottom: 0; }
.more { display: inline-block; margin-top: 8px; font-size: 14px; color: var(--navy); border-bottom: 1px solid var(--gold); text-decoration: none; padding-bottom: 2px; }

/* clients */
.client-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.client-wall div { background: var(--white); min-height: 88px; display: flex; align-items: center; justify-content: center; text-align: center; padding: 14px; font-family: var(--serif); font-size: 17px; color: var(--navy); }
.client-wall div .en { font-size: 20px; }
.client-wall div img { max-height: 40px; width: auto; }
.client-note { font-size: 12px; color: var(--ink-soft); margin-top: 14px; }

/* about */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.about-grid dl { margin: 0; display: grid; grid-template-columns: 8em 1fr; gap: 10px 20px; font-size: 15px; }
.about-grid dt { color: var(--ink-soft); }
.about-grid dd { margin: 0; }
.message p { font-size: 15px; }
.message .sign { font-family: var(--serif); margin-top: 20px; }

/* contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; }
.contact-grid .direct { font-size: 15px; }
.contact-grid .direct strong { font-family: var(--latin); font-size: 22px; font-weight: 400; display: block; margin: 4px 0 14px; }
form { display: grid; gap: 14px; }
label { font-size: 13px; color: var(--ink-soft); display: grid; gap: 6px; }
input, select, textarea {
  font: inherit; font-size: 15px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 2px; background: var(--white); color: var(--ink); width: 100%;
}
textarea { min-height: 140px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--gold); outline-offset: 1px; }
.btn { display: inline-block; background: var(--navy); color: var(--white); border: 0; padding: 14px 32px; font-size: 15px; letter-spacing: 0.08em; cursor: pointer; border-radius: 2px; text-decoration: none; }
.btn:hover { background: var(--gold); }
.btn.gold { background: var(--gold); }
.btn.gold:hover { background: var(--navy); }
.btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* footer */
.site-footer { background: var(--navy-deep); color: rgba(255,255,255,0.72); font-size: 13px; padding: 40px 0; }
.site-footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.site-footer a { color: rgba(255,255,255,0.72); text-decoration: none; margin-right: 18px; }
.site-footer a:hover { color: var(--gold); }

/* LP-specific */
.lp-hero { background: var(--navy); color: var(--white); padding: 80px 0 64px; }
.lp-hero .tag { display: inline-block; border: 1px solid var(--gold); color: var(--gold-soft); font-size: 13px; padding: 4px 14px; margin-bottom: 20px; }
.lp-hero h1 { font-size: clamp(28px, 4.2vw, 46px); max-width: 22em; }
.lp-hero .lead { margin-top: 22px; max-width: 36em; color: rgba(255,255,255,0.86); }
.lp-hero .actions { margin-top: 32px; display: flex; gap: 14px; flex-wrap: wrap; }
.problems { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.problems h3 { font-size: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--gold); margin-bottom: 12px; }
.problems p { font-size: 14px; color: var(--ink-soft); }
.works { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.work { border: 1px solid var(--line); background: var(--white); }
.work .thumb { aspect-ratio: 16/10; background: var(--navy); display: flex; align-items: center; justify-content: center; color: var(--gold-soft); font-family: var(--serif); font-size: 15px; padding: 16px; text-align: center; }
.work .thumb img { width: 100%; height: 100%; object-fit: cover; }
.work .txt { padding: 18px 20px 22px; }
.work h3 { font-size: 18px; }
.work p { font-size: 13px; color: var(--ink-soft); margin: 8px 0 0; }
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: step; }
.flow div { padding: 18px 16px 18px 0; border-top: 2px solid var(--line); position: relative; }
.flow div::before { counter-increment: step; content: counter(step, decimal-leading-zero); font-family: var(--latin); color: var(--gold); font-size: 22px; display: block; margin-bottom: 6px; }
.flow div:first-child { border-top-color: var(--gold); }
.flow h3 { font-size: 17px; }
.flow p { font-size: 13px; color: var(--ink-soft); margin: 6px 0 0; }
.price { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.price div { background: var(--white); padding: 28px 24px; }
.price h3 { font-size: 20px; }
.price .amt { font-family: var(--latin); font-size: 30px; color: var(--navy); margin: 10px 0 4px; }
.price .amt small { font-size: 14px; color: var(--ink-soft); font-family: var(--sans); }
.price p { font-size: 13px; color: var(--ink-soft); margin: 8px 0 0; }
.price-note { font-size: 12px; color: var(--ink-soft); margin-top: 12px; }

/* responsive */
@media (max-width: 900px) {
  .pillars, .cycle, .service, .about-grid, .contact-grid, .problems, .works, .price { grid-template-columns: 1fr; }
  .client-wall { grid-template-columns: repeat(2, 1fr); }
  .flow { grid-template-columns: 1fr; }
  .flow div { padding-right: 0; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--white); flex-direction: column; gap: 0; border-bottom: 1px solid var(--line); }
  .nav.open { display: flex; }
  .nav a { padding: 14px 24px; border-top: 1px solid var(--line); }
  .nav .cta { border-radius: 0; }
  .nav-toggle { display: block; }
  .section { padding: 64px 0; }
  .hero { padding: 64px 0 56px; }
  .service h3 { font-size: 26px; }
  .about-grid dl { grid-template-columns: 6.5em 1fr; }
}