/* ============================================================
   WePME — dark studio theme
   ベース(暗) + インク(明) + アクセント(グリーン)の3層で構成
   ============================================================ */

:root {
  --bg: #06080A;
  --surface: #0C1012;
  --surface-hi: #121A1C;
  --line: rgba(233, 245, 235, 0.09);
  --line-hi: rgba(233, 245, 235, 0.18);

  --ink: #EAF2EC;
  --ink-dim: #8B9C93;
  --ink-faint: #5C6B64;

  --accent: #35C45C;
  --accent-bright: #A8F080;
  --accent-deep: #14522A;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 140px;

  --radius: 18px;
  --radius-sm: 10px;
  --radius-pill: 999px;

  --font-display: "Zen Kaku Gothic New", "Space Grotesk", sans-serif;
  --font-en: "Space Grotesk", sans-serif;
  --font-body: "Noto Sans JP", "Space Grotesk", sans-serif;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --header-h: 76px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-anchor: none;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.25; }

.wrap {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.section { padding: var(--space-8) 0; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--accent);
  color: #04120A;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-weight: 700;
}
.skip-link:focus { left: var(--space-2); top: var(--space-2); }

/* ---------- 質感（フィルムグレイン） ---------- */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.028;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  z-index: 120;
  background: linear-gradient(90deg, var(--accent-bright), var(--accent));
  box-shadow: 0 0 12px rgba(53, 196, 92, 0.6);
}

/* ---------- 共通パーツ ---------- */
.eyebrow {
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin: 0 0 var(--space-2);
}

.section-head { margin-bottom: var(--space-6); }

.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2);
}

.section-lead {
  color: var(--ink-dim);
  margin: 0;
  max-width: 58ch;
  font-size: 1rem;
}

.grad-text {
  background: linear-gradient(96deg, var(--accent-bright), var(--accent) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: normal;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 200ms var(--ease), background-color 200ms var(--ease),
    border-color 200ms var(--ease), box-shadow 200ms var(--ease), color 200ms var(--ease);
}
.btn-arrow {
  width: 16px;
  height: 16px;
  transition: transform 200ms var(--ease);
}
.btn:hover .btn-arrow { transform: translateX(3px); }
.btn:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 3px; }

.btn-accent {
  background: var(--accent);
  color: #04120A;
}
.btn-accent:hover {
  background: var(--accent-bright);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -12px rgba(53, 196, 92, 0.75);
}
.btn-accent:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  border-color: var(--line-hi);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-bright); }

.btn-lg { padding: 15px 30px; font-size: 1rem; }
.btn-xl { padding: 18px 38px; font-size: 1.05rem; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 8, 10, 0.6);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background-color 300ms var(--ease), border-color 300ms var(--ease);
}
.site-header.is-scrolled {
  background: rgba(6, 8, 10, 0.9);
  border-bottom-color: var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  height: var(--header-h);
  transition: height 300ms var(--ease);
}
.site-header.is-scrolled .header-inner { height: 62px; }

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  margin-right: auto;
}
/* ロゴマーク（assets/logo-mark.png・背景透過・375x450）
   高さだけ指定して、幅は画像の比率に任せる。計算式を使わないのでどのブラウザでも同じに出る。
   元ロゴは明るい背景（名刺）向けの配色で暗部がダーク背景に沈むため、全箇所に同じ補正をかける。 */
.logo-mark {
  display: block;
  flex: none;
  width: auto;
  max-width: none;
  filter: brightness(1.3) saturate(1.06);
}

.brand-mark {
  height: 30px;
  transition: filter 250ms var(--ease), transform 250ms var(--ease);
}
.site-header.is-scrolled .brand-mark { height: 26px; }
.brand:hover .brand-mark {
  filter: drop-shadow(0 0 9px rgba(53, 196, 92, 0.65));
  transform: translateY(-1px);
}
.brand-word {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
}

.main-nav { display: flex; gap: var(--space-4); }
.main-nav a {
  position: relative;
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 4px 0;
  transition: color 180ms var(--ease);
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 280ms var(--ease);
}
.main-nav a:hover, .main-nav a:focus-visible { color: var(--ink); }
.main-nav a:hover::after, .main-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}
.nav-contact { display: none; }

.header-cta { padding: 10px 20px; font-size: 0.9rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 9px;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 260ms var(--ease), opacity 200ms var(--ease);
}
.nav-toggle:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 2px; }

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  padding: var(--space-8) 0 var(--space-7);
  overflow: hidden;
  isolation: isolate;
}
.hero-glow { position: absolute; inset: 0; z-index: -2; }
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  will-change: transform;
}
.glow-1 {
  width: 620px; height: 620px;
  top: -280px; right: -140px;
  background: radial-gradient(circle, rgba(53, 196, 92, 0.55), transparent 68%);
  animation: drift1 22s ease-in-out infinite;
}
.glow-2 {
  width: 460px; height: 460px;
  bottom: -240px; left: -110px;
  background: radial-gradient(circle, rgba(168, 240, 128, 0.28), transparent 70%);
  animation: drift2 27s ease-in-out infinite;
}
@keyframes drift1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-60px, 50px) scale(1.12); }
}
@keyframes drift2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, -40px) scale(1.1); }
}

/* 背景の細いグリッド線 */
.hero-lines {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 86px 86px;
  mask-image: radial-gradient(ellipse 75% 70% at 50% 35%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 75% 70% at 50% 35%, #000 20%, transparent 78%);
  opacity: 0.75;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-5);
  align-items: center;
  min-height: 62vh;
}
.hero-copy { max-width: 680px; }

.tagline {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 var(--space-3);
  padding: 6px 15px 6px 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.02);
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--ink-dim);
}
.tagline-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-bright);
  box-shadow: 0 0 10px 2px rgba(168, 240, 128, 0.65);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.82); }
}

.hero-title {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(2.9rem, 7.2vw, 5.6rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 0 0 var(--space-4);
}
.hero-title .line { display: block; }

.hero-lead {
  color: var(--ink-dim);
  font-size: 1.02rem;
  max-width: 50ch;
  margin: 0 0 var(--space-5);
}
.hero-actions { display: flex; gap: var(--space-2); flex-wrap: wrap; }

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  width: 100%;
  max-width: 420px;
  margin-left: auto;
}
.hero-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--line);
}
.hero-ring-1 {
  inset: 6%;
  animation: spin 34s linear infinite;
}
.hero-ring-1::after {
  content: "";
  position: absolute;
  top: -3px; left: 50%;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-bright);
  box-shadow: 0 0 14px 3px rgba(168, 240, 128, 0.7);
}
.hero-ring-2 { inset: 20%; border-style: dashed; opacity: 0.5; animation: spin 48s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }

.hero-logo {
  position: relative;
  height: 260px;
  animation: float 7s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: var(--space-4);
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--ink-faint);
  transition: color 200ms var(--ease);
}
.scroll-cue-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, transparent, var(--accent));
}
.scroll-cue-text {
  font-family: var(--font-en);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.24em;
}
.scroll-cue:hover { color: var(--accent-bright); }

/* ---------- マーキー ---------- */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.015);
  overflow: hidden;
  padding: 15px 0;
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 34s linear infinite;
}
.marquee-group {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-right: var(--space-4);
  font-family: var(--font-en);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  white-space: nowrap;
}
.marquee-group i {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- お悩み ---------- */
.issue-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.issue-chip {
  padding: 13px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--ink);
  font-size: 0.95rem;
  transition: border-color 220ms var(--ease), transform 220ms var(--ease), background-color 220ms var(--ease);
}
.issue-chip:hover {
  border-color: var(--accent);
  background: var(--surface-hi);
  transform: translateY(-2px);
}
.issue-bridge {
  margin: var(--space-6) 0 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.issue-bridge-sub { color: var(--ink-dim); font-size: 0.95rem; }
.issue-bridge strong {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  letter-spacing: -0.02em;
}

/* ---------- 事業内容（ベントーグリッド） ---------- */
.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.bento-wide { grid-column: span 2; }

.bento-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 260ms var(--ease), transform 260ms var(--ease), background-color 260ms var(--ease);
}
/* カード上端の発光ライン（ホバーで出現） */
.bento-card::before {
  content: "";
  position: absolute;
  top: 0; left: 10%;
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 300ms var(--ease);
}
.bento-card:hover {
  border-color: var(--line-hi);
  background: var(--surface-hi);
  transform: translateY(-4px);
}
.bento-card:hover::before { opacity: 1; }

.bento-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin-bottom: var(--space-3);
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(53, 196, 92, 0.07);
  color: var(--accent);
  transition: transform 300ms var(--ease), background-color 300ms var(--ease);
}
.bento-icon svg { width: 24px; height: 24px; }
.bento-card:hover .bento-icon {
  transform: rotate(-6deg) scale(1.06);
  background: rgba(53, 196, 92, 0.14);
}

.bento-card h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  margin: 0 0 8px;
}
.bento-card p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 0.93rem;
}
.bento-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: var(--space-3) 0 0;
  padding: 0;
}
.bento-tags li {
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 0.76rem;
  color: var(--ink-faint);
}

/* ---------- 進め方 ---------- */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.step {
  position: relative;
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
}
.step::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px 2px rgba(53, 196, 92, 0.55);
}
.step-num {
  display: block;
  font-family: var(--font-en);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-hi);
  margin-bottom: var(--space-2);
  transition: -webkit-text-stroke-color 300ms var(--ease);
}
.step:hover .step-num { -webkit-text-stroke-color: var(--accent); }
.step h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 8px;
}
.step p { margin: 0; color: var(--ink-dim); font-size: 0.9rem; }

/* ---------- 費用 ---------- */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.price-card {
  position: relative;
  padding: var(--space-4);
  background: linear-gradient(180deg, rgba(53, 196, 92, 0.05), transparent 55%), var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 250ms var(--ease), transform 250ms var(--ease);
}
.price-card::before {
  content: "";
  position: absolute;
  top: -1px; left: var(--space-4); right: var(--space-4);
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent-bright), var(--accent));
}
.price-card:hover { border-color: var(--line-hi); transform: translateY(-3px); }
.price-card h3 {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  margin: 0 0 8px;
}
.price-card p { margin: 0; color: var(--ink-dim); font-size: 0.93rem; }

/* ---------- 私たちについて ---------- */
.about-inner {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: var(--space-6);
  align-items: center;
}
.about-text p {
  color: var(--ink-dim);
  max-width: 54ch;
}
.about-visual {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
}
.about-glow {
  position: absolute;
  inset: 14%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(53, 196, 92, 0.34), transparent 68%);
  filter: blur(28px);
  animation: breathe 7s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.7; }
}
.about-mark {
  position: relative;
  height: 165px;
}

/* ---------- FAQ ---------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 860px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color 220ms var(--ease), background-color 220ms var(--ease);
}
.faq-item[open] { border-color: var(--line-hi); background: var(--surface-hi); }
.faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 22px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 0.97rem;
  transition: color 180ms var(--ease);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "";
  flex: none;
  width: 11px; height: 11px;
  margin-top: 8px;
  border-right: 1.8px solid var(--accent);
  border-bottom: 1.8px solid var(--accent);
  transform: rotate(45deg);
  transition: transform 260ms var(--ease);
}
.faq-item[open] summary::before { transform: rotate(-135deg); }
.faq-item summary:hover { color: var(--accent-bright); }
.faq-item summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -3px; border-radius: var(--radius-sm); }
.faq-answer { padding: 0 22px 20px 47px; }
/* 閉じた状態の非表示はブラウザ任せにせず明示する */
.faq-item:not([open]) .faq-answer { display: none; }
.faq-answer p { margin: 0; color: var(--ink-dim); font-size: 0.93rem; }

/* ---------- お問い合わせ ---------- */
.contact {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.contact-glow {
  position: absolute;
  z-index: -1;
  width: 720px; height: 720px;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(53, 196, 92, 0.16), transparent 66%);
  filter: blur(70px);
}
.contact-inner { text-align: center; }
.contact-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 4.6vw, 3.3rem);
  letter-spacing: -0.025em;
  margin: 0 0 var(--space-3);
}
.contact .section-lead { margin: 0 auto; }
.contact-body {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}
.contact-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  width: 100%;
  max-width: 720px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: left;
}
.contact-list > div {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: 16px 20px;
  background: var(--surface);
}
.contact-list dt {
  flex: none;
  min-width: 3.5em;
  font-size: 0.78rem;
  color: var(--ink-faint);
  letter-spacing: 0.05em;
}
.contact-list dd { margin: 0; font-size: 0.95rem; }
.contact-list dd span { color: var(--ink-faint); font-size: 0.82rem; }
.contact-list a { text-decoration: none; transition: color 180ms var(--ease); }
.contact-list a:hover, .contact-list a:focus-visible { color: var(--accent-bright); }

/* ---------- フッター ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: var(--space-5) 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.site-footer .brand-mark { height: 26px; }
.footer-nav { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.footer-nav a {
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 0.86rem;
  transition: color 180ms var(--ease);
}
.footer-nav a:hover, .footer-nav a:focus-visible { color: var(--accent-bright); }
.copyright { margin: 0; color: var(--ink-faint); font-size: 0.8rem; }

/* ---------- 出現アニメーション ---------- */
.reveal, .stagger {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}
.reveal.is-visible, .stagger.is-visible {
  opacity: 1;
  transform: translateY(0);
}
/* 同一グループ内は少しずつ遅らせる */
.issue-list .reveal:nth-child(2), .bento .reveal:nth-child(2),
.steps .reveal:nth-child(2), .price-grid .reveal:nth-child(2) { transition-delay: 80ms; }
.issue-list .reveal:nth-child(3), .bento .reveal:nth-child(3),
.steps .reveal:nth-child(3), .price-grid .reveal:nth-child(3) { transition-delay: 160ms; }
.issue-list .reveal:nth-child(4), .bento .reveal:nth-child(4),
.steps .reveal:nth-child(4) { transition-delay: 240ms; }
.issue-list .reveal:nth-child(5) { transition-delay: 320ms; }

/* ---------- レスポンシブ ---------- */
@media (max-width: 980px) {
  :root { --space-8: 96px; }
  .hero-inner { grid-template-columns: 1fr; min-height: 0; }
  .hero-visual { order: -1; max-width: 260px; margin: 0 auto; }
  .hero-logo { height: 175px; }
  .hero-title { font-size: clamp(2.6rem, 10vw, 4rem); }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento-wide { grid-column: span 2; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: var(--space-4) var(--space-3); }
  .price-grid { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; gap: var(--space-4); }
  .about-visual { order: -1; max-width: 180px; }
  .about-mark { height: 120px; }
  .scroll-cue { display: none; }
}

@media (max-width: 760px) {
  :root { --space-8: 80px; --header-h: 66px; }

  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-contact { display: block; }

  .main-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    display: none;
    flex-direction: column;
    gap: 0;
    padding: var(--space-2) var(--space-3) var(--space-4);
    background: rgba(6, 8, 10, 0.97);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
  .main-nav.is-open { display: flex; }
  .main-nav a {
    padding: 15px 0;
    font-size: 1rem;
    color: var(--ink);
    border-bottom: 1px solid var(--line);
  }
  .main-nav a::after { display: none; }

  .nav-toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  .hero { padding: var(--space-6) 0 var(--space-6); }
  .bento { grid-template-columns: 1fr; }
  .bento-wide { grid-column: span 1; }
  .steps { grid-template-columns: 1fr; }
  .issue-chip { width: 100%; }
  .contact-list { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

/* ---------- モーション軽減 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .stagger {
    opacity: 1;
    transform: none;
    transition: none;
    transition-delay: 0ms !important;
  }
  .glow, .tagline-dot, .hero-ring, .hero-logo, .about-glow, .marquee-track {
    animation: none !important;
  }
  .btn, .btn-arrow, .bento-card, .bento-icon, .price-card, .issue-chip,
  .faq-item, .faq-item summary, .faq-item summary::before, .step-num,
  .site-header, .header-inner, .brand-mark {
    transition: none !important;
  }
}