/* allfesta BtoG/BtoB Corporate Site
   Editorial × 和の余白 × 祭オレンジを要所に */

:root {
  --bg: #F7F4EE;          /* warm washi white */
  --bg-2: #EFEAE0;        /* slightly deeper for sections */
  --ink: #1A1A1A;
  --ink-2: #2C2A26;
  --muted: #6B655B;
  --line: #D9D2C2;
  --accent: #F96611;      /* festa orange */
  --accent-ink: #C84F0A;
  --paper: #FFFFFF;

  --serif: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", serif;
  --sans: "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "SF Mono", "Menlo", "Consolas", monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.7;
}

body { overflow-x: hidden; }

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

::selection { background: var(--accent); color: #fff; }

/* layout */
.wrap {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 48px;
}
@media (max-width: 720px) {
  .wrap { padding: 0 24px; }
}

/* type utilities */
.serif { font-family: var(--serif); font-feature-settings: "palt" 1; }
.mono { font-family: var(--mono); }
.upper { text-transform: uppercase; letter-spacing: 0.18em; }
.tracked { letter-spacing: 0.24em; }

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--ink);
  display: inline-block;
}

.section-num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.2em;
}

/* rule */
.rule { height: 1px; background: var(--line); }

/* button */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 28px;
  background: var(--ink);
  color: var(--bg);
  font-size: 13px;
  letter-spacing: 0.16em;
  border: 1px solid var(--ink);
  transition: all 0.3s ease;
  cursor: pointer;
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn .arrow { transition: transform 0.3s ease; }
.btn:hover .arrow { transform: translateX(4px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: var(--bg); }

.btn-on-dark {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.4);
}
.btn-on-dark:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
/* page-hero は明るい背景 — btn-on-dark のままだと白文字×透明で見えない。
   ヒーロー内の二次ボタンは明背景用アウトライン（ink文字＋ink枠／hoverでaccent塗り）に上書き。 */
.page-hero .btn-on-dark { color: var(--ink); border-color: var(--ink); }
.page-hero .btn-on-dark:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

.section-cta {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: flex-end;
}

/* placeholder image */
.placeholder {
  position: relative;
  background:
    repeating-linear-gradient(
      135deg,
      rgba(0,0,0,0.03) 0 8px,
      rgba(0,0,0,0.06) 8px 16px
    ),
    var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.placeholder::after {
  content: attr(data-label);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  background: var(--bg);
  padding: 6px 10px;
  border: 1px solid var(--line);
}
.placeholder img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.placeholder:has(img)::after { display: none; }

/* nav */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: rgba(247, 244, 238, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-logo .logo-slot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  flex-shrink: 0;
}
.nav-logo .mark {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.nav-logo .mark span { color: var(--accent); }
.nav-logo-svg {
  display: block;
  height: 28px;
  width: auto;
  color: var(--ink);
  transition: color .2s ease;
  flex-shrink: 0;
}
.nav-logo:hover .nav-logo-svg { color: var(--accent); }
@media (max-width: 720px) {
  .nav-logo-svg { height: 32px; }
  .nav-logo .sub { display: none; }
}
.nav-logo .sub {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-links a {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink-2);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.nav-links a .num {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--accent);
}
.nav-links a:hover { color: var(--accent); }
.nav-cta {
  padding: 10px 20px;
  background: var(--ink);
  color: var(--bg);
  font-size: 11px;
  letter-spacing: 0.16em;
}
.nav-cta:hover { background: var(--accent); }
/* Hamburger button (hidden on desktop) */
.nav-burger {
  display: none;
  position: relative;
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  margin-left: 12px;
}
.nav-burger span {
  position: absolute;
  left: 6px;
  right: 6px;
  height: 2px;
  background: var(--ink);
  transition: transform .25s ease, opacity .2s ease, top .25s ease;
}
.nav-burger span:nth-child(1) { top: 11px; }
.nav-burger span:nth-child(2) { top: 17px; }
.nav-burger span:nth-child(3) { top: 23px; }
.nav-burger.open span:nth-child(1) { top: 17px; transform: rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { top: 17px; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .nav-burger { display: block; }
  .nav-cta { display: none; }
  /* メニュー open 時は .nav の backdrop-filter（containing block を作る）を解除し、
     .nav-links の position:fixed が viewport 基準で正しく拡がるようにする */
  body.menu-open .nav {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: var(--bg);
  }
  .nav-links {
    display: flex;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    background: var(--bg);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform .3s ease;
    padding: 80px 24px 40px;
    overflow-y: auto;
    margin: 0;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a {
    font-size: 22px;
    font-family: var(--serif);
    font-weight: 500;
    color: var(--ink);
  }
  .nav-links a .num {
    font-size: 11px;
    margin-right: 12px;
    color: var(--accent);
  }
  body.menu-open { overflow: hidden; }
  /* Mobile-only CTA inside the open menu (use anchor with class nav-mobile-cta) */
  .nav-links .nav-mobile-cta {
    margin-top: 16px;
    padding: 12px 28px;
    background: var(--accent);
    color: var(--paper);
    border-radius: 999px;
    font-size: 14px;
    font-family: var(--mono);
    letter-spacing: 0.15em;
  }
}

/* HERO common */
.hero {
  position: relative;
  padding-top: 120px;
  padding-bottom: 80px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.hero-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 56px;
}

/* HERO A — editorial big headline */
.hero-a-display {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(48px, 8.5vw, 132px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin: 0 0 40px;
}
.hero-a-display .accent { color: var(--accent); }
.hero-a-display .sm {
  font-size: 0.5em;
  font-family: var(--sans);
  font-weight: 300;
  letter-spacing: 0.02em;
  display: block;
  margin-top: 16px;
  color: var(--muted);
}
.hero-a-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 48px;
  margin-top: 80px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.hero-a-bottom .lead {
  grid-column: span 1;
  font-family: var(--serif);
  font-size: 15px;
  line-height: 2;
}
.hero-a-bottom .stat .n {
  font-family: var(--serif);
  font-size: 56px;
  line-height: 1;
  font-weight: 500;
}
.hero-a-bottom .stat .n .accent { color: var(--accent); }
.hero-a-bottom .stat .l {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 12px;
}
@media (max-width: 900px) {
  .hero-a-bottom { grid-template-columns: 1fr; gap: 32px; }
}

/* HERO B — vertical 縦書き */
.hero-b {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 80px;
  min-height: 70vh;
  align-items: stretch;
}
.hero-b-vert {
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 88px);
  line-height: 1.4;
  letter-spacing: 0.05em;
  font-weight: 500;
  height: 100%;
}
.hero-b-vert .accent { color: var(--accent); }
.hero-b-side {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-left: 1px solid var(--line);
  padding-left: 48px;
}
.hero-b-side .kicker {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-b-side .copy {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 2;
  margin-bottom: 32px;
  max-width: 32em;
}
.hero-b-side .img {
  height: 280px;
  margin-top: 32px;
}
@media (max-width: 900px) {
  .hero-b { grid-template-columns: 1fr; gap: 40px; }
  .hero-b-vert { writing-mode: horizontal-tb; }
  .hero-b-side { border-left: none; padding-left: 0; border-top: 1px solid var(--line); padding-top: 32px; }
}

/* HERO C — split with frame */
.hero-c {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
  min-height: 70vh;
}
.hero-c-text .display {
  font-family: var(--serif);
  font-size: clamp(40px, 5.6vw, 80px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  font-weight: 600;
  margin-bottom: 32px;
}
.hero-c-text .display .accent { color: var(--accent); }
.hero-c-text .lead {
  font-size: 16px;
  line-height: 2;
  color: var(--ink-2);
  max-width: 28em;
  margin-bottom: 40px;
}
.hero-c-text .ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-c-frame {
  position: relative;
  /* Height is driven by the slider's aspect-ratio (= the hero image ratio)
     so the image fills edge-to-edge with no letterbox bands. */
  border: 1px solid var(--line);
  padding: 24px 24px 64px;
  background: var(--paper);
}
.hero-c-frame .corner {
  position: absolute;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}
.hero-c-frame .corner.tl { top: -10px; left: 24px; background: var(--bg); padding: 0 8px; z-index: 3; }
.hero-c-frame .corner.br { bottom: -10px; right: 24px; background: var(--bg); padding: 0 8px; z-index: 3; }

.hero-slider {
  position: relative;
  width: 100%;
  /* Match the hero image's intrinsic ratio (482 × 530) so cover fills
     exactly — no top/bottom placeholder background showing through.
     16px gap below sits before the controls strip (padding-bottom). */
  aspect-ratio: 482 / 530;
  height: auto;
  margin-bottom: 16px;
  overflow: hidden;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
  pointer-events: none;
  display: flex;
  flex-direction: column;
}
.hero-slide.active { opacity: 1; pointer-events: auto; }
.hero-slide .img { flex: 1; }
/* Hero infographics are self-contained banners (number + heading + EN label
   baked in). The slider's aspect-ratio is locked to the image ratio, so
   cover fills exactly with no bands and no meaningful crop. The duplicate
   text caption underneath is dropped (see #hero-c .hero-slide-cap). */
.hero-slide .placeholder img { object-fit: cover; }
#hero-c .hero-slide-cap { display: none; }
.hero-slide-cap {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 12px;
}
.hero-slider-ctrl {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  z-index: 2;
}
.hero-slider-dots { display: flex; gap: 6px; }
.hero-slider-dots .dot {
  width: 24px;
  height: 2px;
  background: var(--line);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background 0.3s ease;
}
.hero-slider-dots .dot.active { background: var(--accent); }
.hero-slider-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
  display: flex;
  gap: 4px;
}
.hero-slider-num .curr { color: var(--accent); }
.hero-slider-arrows { display: flex; gap: 4px; }
.hero-slider-arrows button {
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.hero-slider-arrows button:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (max-width: 900px) {
  .hero-c { grid-template-columns: 1fr; gap: 32px; }
}

/* SECTION header */
.section {
  padding: 120px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  margin-bottom: 80px;
  align-items: end;
}
.section-head .label {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.section-head .num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--accent);
}
.section-head .en {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
}
.section-head h2 {
  font-family: var(--serif);
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  font-weight: 600;
}
.section-head h2 .accent { color: var(--accent); }
@media (max-width: 720px) {
  .section { padding: 80px 0; }
  .section-head { grid-template-columns: 1fr; gap: 24px; margin-bottom: 48px; }
}

/* MISSION */
.mission {
  background: var(--ink);
  color: var(--bg);
  padding: 140px 0;
  position: relative;
  overflow: hidden;
}
.mission .wrap { position: relative; z-index: 2; }
.mission-bg-text {
  position: absolute;
  font-family: var(--serif);
  font-size: 32vw;
  line-height: 1;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.03);
  bottom: -8vw;
  right: -2vw;
  pointer-events: none;
  user-select: none;
}
.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.mission-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
}
.mission h2 {
  font-family: var(--serif);
  font-size: clamp(32px, 4.5vw, 64px);
  line-height: 1.4;
  font-weight: 500;
  margin: 24px 0 0;
  letter-spacing: 0.02em;
}
.mission h2 .accent { color: var(--accent); }
.mission p {
  font-family: var(--serif);
  font-size: 17px;
  line-height: 2.1;
  color: rgba(255, 255, 255, 0.78);
  margin-top: 32px;
  max-width: 32em;
}
.mission-philosophy {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.mission-philosophy .phil .num {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 8px;
}
.mission-philosophy .phil .ttl {
  font-family: var(--serif);
  font-size: 20px;
  margin-bottom: 8px;
}
.mission-philosophy .phil .desc {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
}
@media (max-width: 900px) {
  .mission-grid { grid-template-columns: 1fr; }
  .mission-philosophy { grid-template-columns: 1fr; gap: 24px; }
}

/* SERVICES */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.service-card {
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  padding: 40px;
  background: var(--bg);
  transition: background 0.3s ease;
  cursor: pointer;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 16px;
  min-height: 360px;
  position: relative;
}
.service-card:nth-child(3n) { border-right: none; }
.service-card:hover { background: var(--paper); }
.service-card .top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.service-card .num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent);
}
.service-card .tag {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 4px 10px;
}
.service-card h3 {
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.service-card h3 .en {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  font-weight: 400;
  margin-top: 8px;
}
.service-card .desc {
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink-2);
}
.service-card .more {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: end;
}
.service-card .more::after {
  content: "→";
  transition: transform 0.3s ease;
}
.service-card:hover .more { color: var(--accent); }
.service-card:hover .more::after { transform: translateX(4px); }
@media (max-width: 720px) {
  .services-grid { grid-template-columns: 1fr; }
  .service-card { border-right: none !important; padding: 32px 24px; min-height: 0; }
}

/* CASES */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.case {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.case .img {
  aspect-ratio: 4 / 3;
  width: 100%;
}
.case .meta {
  display: flex;
  gap: 12px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}
.case .meta .pill {
  border: 1px solid var(--line);
  padding: 3px 8px;
}
.case .meta .pill.gov { color: var(--accent); border-color: var(--accent); }
.case h3 {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.5;
  font-weight: 600;
}
.case .client {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.05em;
}
.case .result {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}
.case .result .n {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
  color: var(--accent);
}
.case .result .l {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.1em;
}
@media (max-width: 900px) {
  .cases-grid { grid-template-columns: 1fr; }
}

/* PROCESS */
.process {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-left: 1px solid var(--line);
}
.process-step {
  border-right: 1px solid var(--line);
  padding: 32px 24px;
  position: relative;
}
.process-step .num {
  font-family: var(--serif);
  font-size: 48px;
  line-height: 1;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 16px;
}
.process-step .day {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.process-step h4 {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.4;
}
.process-step .desc {
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}
@media (max-width: 900px) {
  .process { grid-template-columns: 1fr; border-left: none; border-top: 1px solid var(--line); }
  .process-step { border-right: none; border-bottom: 1px solid var(--line); }
}

/* CEO MESSAGE */
.ceo {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  align-items: start;
}
.ceo-portrait {
  aspect-ratio: 4 / 5;
  width: 100%;
}
.ceo-text .quote {
  font-family: var(--serif);
  font-size: clamp(24px, 2.6vw, 36px);
  line-height: 1.6;
  font-weight: 500;
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}
.ceo-text .quote .accent { color: var(--accent); }
.ceo-text p {
  font-family: var(--serif);
  font-size: 15px;
  line-height: 2.1;
  color: var(--ink-2);
  margin-bottom: 20px;
}
.ceo-text .signature {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.ceo-text .signature .role {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--muted);
  text-transform: uppercase;
}
.ceo-text .signature .name {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
}
@media (max-width: 900px) {
  .ceo { grid-template-columns: 1fr; gap: 32px; }
}

/* NEWS */
.news-list { border-top: 1px solid var(--line); }
.news-item {
  display: grid;
  grid-template-columns: 140px 110px 1fr auto;
  gap: 32px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  align-items: center;
  transition: background 0.2s ease;
  cursor: pointer;
}
.news-item:hover { background: rgba(0,0,0,0.02); }
.news-item .date {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.1em;
}
.news-item .cat {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 4px 10px;
  text-align: center;
}
.news-item .cat.press { color: var(--accent); border-color: var(--accent); }
.news-item .ttl {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.news-item .arr {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--muted);
}
.news-item:hover .arr { color: var(--accent); }
@media (max-width: 720px) {
  .news-item { grid-template-columns: 1fr auto; gap: 8px; }
  .news-item .date, .news-item .cat { grid-column: span 1; }
  .news-item .ttl { grid-column: 1 / -1; font-size: 15px; }
  .news-item .arr { display: none; }
}

/* DOWNLOAD */
.download {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--line);
}
.dl-block {
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 32px;
  min-height: 320px;
}
.dl-block + .dl-block { border-left: 1px solid var(--line); }
.dl-block.dark { background: var(--ink); color: var(--bg); border-left-color: var(--ink); }
.dl-block .lbl {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}
.dl-block h3 {
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1.4;
  font-weight: 600;
  margin: 16px 0;
}
.dl-block .desc {
  font-size: 14px;
  line-height: 1.9;
  color: var(--muted);
}
.dl-block.dark .desc { color: rgba(255,255,255,0.7); }
.dl-block .dl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  background: var(--bg);
  border: 1px solid var(--line);
  font-size: 13px;
  letter-spacing: 0.14em;
  font-weight: 500;
  transition: all 0.2s ease;
}
.dl-block.dark .dl-btn {
  background: transparent;
  border-color: rgba(255,255,255,0.3);
  color: var(--bg);
}
.dl-block .dl-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.dl-block .dl-btn .meta {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
}
.dl-block .dl-btn:hover .meta { color: rgba(255,255,255,0.7); }
@media (max-width: 720px) {
  .download { grid-template-columns: 1fr; }
  .dl-block + .dl-block { border-left: none; border-top: 1px solid var(--line); }
  .dl-block.dark { border-top-color: var(--ink); }
}

/* FAQ */
.faq-list {}
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
  cursor: pointer;
}
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-q {
  display: grid;
  grid-template-columns: 40px 1fr auto;
  gap: 24px;
  align-items: center;
}
.faq-q .q-mark {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--accent);
}
.faq-q .q-text {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
}
.faq-q .toggle {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  font-size: 14px;
  transition: all 0.3s ease;
}
.faq-item.open .toggle { background: var(--accent); border-color: var(--accent); color: #fff; }
.faq-a {
  display: none;
  padding: 20px 0 8px 64px;
  font-size: 14px;
  line-height: 2;
  color: var(--ink-2);
}
.faq-item.open .faq-a { display: block; }

/* OUTLINE */
.outline-table {
  border-top: 1px solid var(--line);
}
.outline-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.outline-row dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 4px;
}
.outline-row dd {
  font-size: 15px;
  line-height: 1.9;
}
@media (max-width: 720px) {
  .outline-row { grid-template-columns: 1fr; gap: 8px; }
}

/* CONTACT */
.contact {
  background: var(--ink);
  color: var(--bg);
  padding: 140px 0;
  position: relative;
  overflow: hidden;
}
.contact .wrap { position: relative; z-index: 2; }
.contact-bg {
  position: absolute;
  font-family: var(--serif);
  font-size: 28vw;
  line-height: 1;
  color: rgba(255, 255, 255, 0.03);
  bottom: -10vw;
  left: -2vw;
  user-select: none;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}
.contact h2 {
  font-family: var(--serif);
  font-size: clamp(36px, 4.2vw, 64px);
  line-height: 1.15;
  font-weight: 600;
  margin: 16px 0 32px;
}
.contact h2 .accent { color: var(--accent); }
.contact .lead {
  font-size: 15px;
  line-height: 2;
  color: rgba(255,255,255,0.75);
  margin-bottom: 32px;
}
.contact-channels { display: flex; flex-direction: column; gap: 0; border-top: 1px solid rgba(255,255,255,0.15); }
.contact-channel {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  align-items: center;
  cursor: pointer;
  transition: padding 0.3s ease;
}
.contact-channel:hover { padding-left: 12px; }
.contact-channel .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.2em;
}
.contact-channel .ttl {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
}
.contact-channel .sub {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}
.contact-channel .arr {
  font-size: 18px;
  color: var(--accent);
}
/* contact.html「その他の連絡手段」は明るい page-section 上に置かれる。
   暗背景(#contact)用の白系文字・白罫線を、明背景用に上書き（#contact は .contact なので無影響）。 */
.page-section .contact-channels { border-top-color: var(--line); }
.page-section .contact-channel { border-bottom-color: var(--line); }
.page-section .contact-channel .ttl { color: var(--ink); }
.page-section .contact-channel .sub { color: var(--muted); }
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
}

/* CONTACT FORM（contact.html・UI先行。送信先は後で接続） */
.contact-form { max-width: 760px; margin-top: 8px; }
.contact-form .form-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px;
}
.contact-form .form-field { display: flex; flex-direction: column; margin-bottom: 26px; }
.contact-form .form-field.full { grid-column: 1 / -1; }
.contact-form label {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-2); margin-bottom: 9px;
}
.contact-form label .req { color: var(--accent); margin-left: 5px; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%; padding: 13px 15px;
  font-family: inherit; font-size: 15px; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line);
  border-radius: 0; appearance: none; -webkit-appearance: none;
  transition: border-color 0.2s ease;
}
.contact-form textarea { min-height: 150px; resize: vertical; line-height: 1.8; }
.contact-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 15px center; padding-right: 38px;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { outline: none; border-color: var(--accent); }
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--muted); }
.contact-form .form-consent {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 13px; line-height: 1.85; color: var(--ink-2);
  margin: 4px 0 30px; text-transform: none; letter-spacing: normal;
  font-family: inherit;
}
.contact-form .form-consent input[type="checkbox"] {
  appearance: auto; -webkit-appearance: auto;
  width: 17px; height: 17px; margin-top: 2px;
  accent-color: var(--accent);
  border: 0; padding: 0; background: none;
  flex-shrink: 0;
}
.contact-form .form-consent a { color: var(--accent); text-decoration: underline; }
.form-note {
  font-size: 13px; line-height: 1.95; color: var(--muted);
  border-left: 2px solid var(--line); padding: 2px 0 2px 16px; margin: 24px 0 32px;
}
@media (max-width: 620px) {
  .contact-form .form-row { grid-template-columns: 1fr; }
}

/* FOOTER */
.footer {
  background: var(--bg);
  padding: 64px 0 32px;
  color: var(--ink-2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line);
}
.footer-brand .mark {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 600;
}
.footer-brand .mark span { color: var(--accent); }
.footer-logo-svg { display: block; height: 48px; width: auto; color: var(--accent); margin-bottom: 12px; }
.footer-brand .tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 4px;
  margin-bottom: 16px;
}
.footer-brand p { font-size: 13px; line-height: 1.8; color: var(--muted); }
.footer-col h5 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; font-size: 13px; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}
/* 721〜860px: 4列(1.4fr 1fr 1fr 1fr)だと各列が約120pxまで潰れ
   Company/Contact 周辺が詰まって重なって見えるため、2列に切替（720px の前に置く） */
@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 40px; }
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
}

/* SITEMAP overlay (subpages) */
.sitemap {
  background: var(--bg-2);
  padding: 120px 0;
  border-bottom: 1px solid var(--line);
}
.sitemap .head { margin-bottom: 56px; text-align: center; }
.sitemap .head .lbl {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--accent);
  text-transform: uppercase;
}
.sitemap .head h2 {
  font-family: var(--serif);
  font-size: clamp(28px, 3.5vw, 44px);
  margin-top: 12px;
  font-weight: 600;
}
.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.subpage-card {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 24px;
  aspect-ratio: 3 / 4;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.subpage-card:hover { background: var(--paper); transform: translateY(-4px); }
.subpage-card .url {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: lowercase;
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
}
.subpage-card .num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.2em;
}
.subpage-card h4 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.3;
}
.subpage-card .en {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}
.subpage-card .preview {
  margin-top: auto;
  width: 100%;
  height: 100px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.subpage-card .preview .bar {
  height: 6px;
  background: var(--bg-2);
}
.subpage-card .preview .bar.short { width: 60%; }
.subpage-card .preview .bar.accent { background: var(--accent); width: 30%; }
@media (max-width: 900px) {
  .sitemap-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .sitemap-grid { grid-template-columns: 1fr; }
}

/* utility: marquee for partner logos */
.marquee {
  overflow: hidden;
  position: relative;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 32px 0;
  background: var(--bg-2);
}
.marquee-track {
  display: flex;
  gap: 64px;
  animation: marquee 40s linear infinite;
  white-space: nowrap;
}
.marquee-item {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--muted);
  letter-spacing: 0.05em;
  flex-shrink: 0;
}
.marquee-item .accent { color: var(--accent); }
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* fade-in on scroll */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.in { opacity: 1; transform: translateY(0); }

/* ========== SUB-PAGE STYLES ========== */
.page-hero {
  padding: 160px 0 80px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.page-hero .crumb {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 32px;
  display: flex;
  gap: 12px;
  align-items: center;
}
.page-hero .crumb a:hover { color: var(--accent); }
.page-hero .crumb .sep { opacity: 0.5; }
.page-hero .crumb .curr { color: var(--ink); }
.page-hero .lbl {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
}
.page-hero h1 {
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 96px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 16px 0 32px;
}
.page-hero h1 .accent { color: var(--accent); }
.page-hero .lead {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 2;
  color: var(--ink-2);
  max-width: 36em;
}
.page-hero-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.page-hero-meta .item .l {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}
.page-hero-meta .item .v {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
}
.page-hero-meta .item .v .accent { color: var(--accent); }
@media (max-width: 720px) {
  .page-hero-meta { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}

/* two-column layout for sub-pages */
.page-section {
  padding: 100px 0;
  border-bottom: 1px solid var(--line);
}
.page-section.alt { background: var(--bg-2); }
.page-2col {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
}
.page-2col .head h2 {
  font-family: var(--serif);
  font-size: clamp(28px, 3.5vw, 44px);
  line-height: 1.2;
  font-weight: 600;
}
.page-2col .head .num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.page-2col .body { font-size: 15px; line-height: 2; color: var(--ink-2); }
.page-2col .body p + p { margin-top: 20px; }
.page-2col .body h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  margin: 32px 0 12px;
}
.page-2col .body ul { padding-left: 0; list-style: none; }
.page-2col .body li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
}
.page-2col .body li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
}
@media (max-width: 900px) {
  .page-2col { grid-template-columns: 1fr; gap: 32px; }
}

/* feature grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}
.feature-cell {
  padding: 40px 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.feature-cell:nth-child(3n) { border-right: none; }
.feature-cell .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.2em;
  margin-bottom: 16px;
}
.feature-cell h4 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 12px;
}
.feature-cell .desc { font-size: 14px; line-height: 1.9; color: var(--ink-2); }
@media (max-width: 720px) {
  .feature-grid { grid-template-columns: 1fr; }
  .feature-cell { border-right: none !important; }
}

/* pricing/plan cards */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--line);
}
.plan {
  padding: 32px 26px;
  border-right: 1px solid var(--line);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.plan:last-child { border-right: none; }
.plan.featured { background: var(--ink); color: var(--bg); }
.plan .lvl {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}
.plan h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  margin: 0;
}
.plan .price {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 500;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.plan.featured .price { border-color: rgba(255,255,255,0.2); }
.plan .price small {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.1em;
  margin-left: 8px;
}
.plan.featured .price small { color: rgba(255,255,255,0.6); }
.plan ul { list-style: none; padding: 0; margin: 0; flex: 1; }
.plan li {
  padding: 6px 0 6px 20px;
  font-size: 13px;
  line-height: 1.5;
  border-bottom: 1px dashed var(--line);
  position: relative;
}
.plan.featured li { border-color: rgba(255,255,255,0.15); }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); }
@media (max-width: 900px) {
  .plan-grid { grid-template-columns: 1fr; }
  .plan { border-right: none; border-bottom: 1px solid var(--line); }
  .plan:last-child { border-bottom: none; }
}

/* big number block */
.bignum-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.bignum {
  padding: 32px 24px;
  border-right: 1px solid var(--line);
}
.bignum:last-child { border-right: none; }
.bignum .n {
  font-family: var(--serif);
  font-size: 64px;
  line-height: 1;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 12px;
}
.bignum .l {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}
@media (max-width: 720px) {
  .bignum-grid { grid-template-columns: repeat(2, 1fr); }
  .bignum { border-bottom: 1px solid var(--line); }
}

/* timeline / history */
.timeline {
  border-left: 1px solid var(--line);
  padding-left: 0;
}
.tl-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 32px;
  padding: 24px 0 24px 32px;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.tl-row::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 32px;
  width: 9px;
  height: 9px;
  background: var(--bg);
  border: 2px solid var(--accent);
  border-radius: 50%;
}
.tl-row .yr {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 600;
}
.tl-row .ev h4 {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}
.tl-row .ev p { font-size: 13px; line-height: 1.8; color: var(--muted); }
@media (max-width: 720px) {
  .tl-row { grid-template-columns: 1fr; gap: 8px; }
}

/* article meta for case detail */
.case-detail-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  margin: 32px 0;
}
.case-detail-meta .cell {
  padding: 24px;
  border-right: 1px solid var(--line);
}
.case-detail-meta .cell:last-child { border-right: none; }
.case-detail-meta .cell .l {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}
.case-detail-meta .cell .v {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 500;
}
@media (max-width: 720px) {
  .case-detail-meta { grid-template-columns: repeat(2, 1fr); }
}

/* page CTA banner */
.cta-banner {
  background: var(--ink);
  color: var(--bg);
  padding: 80px 0;
  text-align: center;
}
.cta-banner h2 {
  font-family: var(--serif);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 600;
  margin-bottom: 16px;
}
.cta-banner h2 .accent { color: var(--accent); }
.cta-banner p {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255,255,255,0.75);
  margin-bottom: 32px;
}
.cta-banner .ctas { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-banner .btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.cta-banner .btn:hover { background: var(--bg); color: var(--ink); border-color: var(--bg); }
.btn-line { background: #06C755 !important; border-color: #06C755 !important; color: #fff !important; }
.btn-line:hover { background: #05b04a !important; border-color: #05b04a !important; color: #fff !important; }
.cta-banner .btn-line { background: #06C755 !important; border-color: #06C755 !important; color: #fff !important; }
.cta-banner .btn-line:hover { background: #05b04a !important; border-color: #05b04a !important; color: #fff !important; }

/* news/works listing */
.list-page {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 64px;
}
.list-filter {
  position: sticky;
  top: 100px;
  align-self: start;
}
.list-filter h5 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.list-filter .opt {
  display: block;
  font-size: 13px;
  padding: 8px 0;
  cursor: pointer;
  border-bottom: 1px dashed var(--line);
  color: var(--ink-2);
}
.list-filter .opt:hover { color: var(--accent); }
.list-filter .opt.active { color: var(--accent); font-weight: 600; }
.list-filter .opt small {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  margin-left: 8px;
}
@media (max-width: 900px) {
  .list-page { grid-template-columns: 1fr; gap: 32px; }
  .list-filter { position: static; }
}

/* ============================================================
   Eyecatch（記事/詳細ページのアイキャッチ画像）
   - 画像がない場合は data-label のテキストを表示
   - <img> を入れると自動で画像表示に切り替わる
   ============================================================ */
.eyecatch {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 0 0 56px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  overflow: hidden;
}
.eyecatch img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.eyecatch::before {
  content: attr(data-label);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  pointer-events: none;
  text-align: center;
  padding: 16px;
}
.eyecatch:has(img)::before { display: none; }

/* ============================================================
   Card type — DEMO / 想定 (CASE)
   ============================================================ */
.case .meta .pill.demo {
  background: var(--accent);
  color: var(--paper);
  border-color: var(--accent);
  font-weight: 600;
}
.case .meta .pill.case-pill {
  border-style: dashed;
  color: var(--muted);
}
.case[data-type="CASE"] .result .n {
  font-style: italic;
  color: var(--ink-2);
}
.case .result .note {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
  margin-left: 8px;
  vertical-align: middle;
}
.case .demo-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-top: 12px;
}
.case .demo-cta::after { content: "→"; }

/* ============================================================
   page-hero eyecatch（背面・横長4:3・metaに被らない）
   共通ベースは縦アンカーを持たない。
   CASE = 下寄せ / DEMO = 上寄せ を相互排他セレクタで分離し、
   片方を触ってももう片方に影響しないようにしている。
   ============================================================ */
.page-hero.has-shot .wrap { position: relative; }
.page-hero.has-shot .crumb,
.page-hero.has-shot .pill,
.page-hero.has-shot h1,
.page-hero.has-shot .lead,
.page-hero.has-shot .page-hero-meta { position: relative; z-index: 1; }
.hero-eyecatch {
  position: absolute; right: 0; z-index: 0;
  width: clamp(240px, 31%, 420px); aspect-ratio: 4 / 3;
  background: var(--bg-2); border: 1px solid var(--line);
  overflow: hidden;
}
/* CASE: 下寄せ（hero に .demo を付けないページ＝既存CASE全て） */
.page-hero.has-shot:not(.demo) .hero-eyecatch { bottom: 128px; }
/* DEMO: 上寄せ（hero に .demo を付与したページのみ） */
.page-hero.has-shot.demo .hero-eyecatch { top: 128px; }
.hero-eyecatch img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-eyecatch::before {
  content: attr(data-label);
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em;
  color: var(--muted); text-transform: uppercase; text-align: center; padding: 0 16px;
}
.hero-eyecatch:has(img)::before { display: none; }
@media (max-width: 980px) {
  .hero-eyecatch { position: static; width: 100%; aspect-ratio: 4 / 3; margin-top: 40px; }
}