/* ===== トイラボ LP — v2 ===== */
:root {
  --bg:           #F8F5EF;
  --bg-dark:      #1C3A2E;
  --bg-surface:   #FFFFFF;
  --primary:      #1C3A2E;
  --accent:       #D9542B;
  --accent-soft:  #F0957A;
  --text:         #1A1A18;
  --text-mute:    #6B6560;
  --text-faint:   #A09890;
  --border:       #E2DDD4;
  --border-soft:  #EDE9E1;

  --font-serif: "Noto Serif JP", "游明朝", serif;
  --font-sans:  "Noto Sans JP", "Hiragino Sans", sans-serif;
  --font-en:    "Cormorant Garamond", serif;

  --container:        1180px;
  --container-wide:   1360px;
  --container-narrow:  760px;

  --ease:      cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out:  cubic-bezier(0.0, 0.0, 0.2, 1);
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.9;
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* ===== Containers ===== */
.container       { max-width: var(--container);       margin: 0 auto; padding: 0 40px; }
.container-wide  { max-width: var(--container-wide);  margin: 0 auto; padding: 0 40px; }
.container-narrow{ max-width: var(--container-narrow); margin: 0 auto; padding: 0 40px; }

/* ===== Shared Eyebrow ===== */
.section-eyebrow {
  display: block;
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

/* ===== Shared Buttons ===== */
/* 重要③: 量産LP感を排除。ダークグリーン×テラコッタ下線スライドで editorial に */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  padding: 18px 36px;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  transition: background 0.3s var(--ease);
}
.btn-primary::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.btn-primary:hover { background: #2a5244; }
.btn-primary:hover::after { transform: scaleX(1); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--text-mute);
  letter-spacing: 0.04em;
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
}
.btn-ghost:hover { color: var(--text); border-color: var(--text); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: opacity 0.2s;
}
.link-arrow:hover { opacity: 0.72; }

/* ===== Reveal animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.68s var(--ease), transform 0.68s var(--ease);
}
.reveal.in-view { opacity: 1; transform: none; }

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background 0.3s, box-shadow 0.3s;
}
.nav.scrolled {
  background: rgba(248, 245, 239, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 40px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-logo { display: flex; flex-direction: column; gap: 1px; line-height: 1; }
.nav-logo-jp {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.08em;
}
.nav-logo-en {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--text-faint);
}
.nav-links { display: flex; gap: 32px; margin-left: auto; }
.nav-links a {
  font-size: 13.5px;
  font-weight: 400;
  color: var(--text-mute);
  letter-spacing: 0.04em;
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  border-radius: 3px;
  transition: background 0.2s;
}
.nav-cta:hover { background: #2a5244; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px; height: 40px;
  gap: 7px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--primary);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.hamburger.open span:first-child { transform: translateY(4.25px) rotate(45deg); }
.hamburger.open span:last-child  { transform: translateY(-4.25px) rotate(-45deg); }

.drawer {
  position: fixed;
  inset: 0;
  background: var(--bg-dark);
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease);
}
.drawer.open { opacity: 1; pointer-events: all; }
.drawer[aria-hidden="true"] { pointer-events: none; }
.drawer-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.drawer-link {
  display: block;
  padding: 14px 40px;
  font-family: var(--font-serif);
  font-size: 22px;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.1em;
  transition: color 0.2s;
}
.drawer-link:hover { color: #fff; }
.drawer-cta {
  display: block;
  margin-top: 24px;
  padding: 16px 48px;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.06em;
  border-radius: 3px;
}

/* ===== Hero ===== */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 100px 0 60px;
  position: relative;
  overflow: hidden;
}
.hero-layout {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  width: 100%;
}
.hero-eyebrow {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--text-faint);
  margin-bottom: 28px;
  display: block;
}
.hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--primary);
  margin-bottom: 32px;
}
.hero-line { display: block; }
.hero-line-accent {
  color: var(--accent);
  position: relative;
}
.hero-body {
  font-size: 15px;
  line-height: 2;
  color: var(--text-mute);
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.hero-badges {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.hero-badges li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-mute);
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.hero-right { position: relative; }
.hero-img-wrap {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
}
.hero-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  background: #c9c4bb;
}
.hero-img-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(28,58,46,0.15) 100%);
  z-index: 1;
  pointer-events: none;
}

.hero-float-card {
  position: absolute;
  bottom: 84px;
  left: -20px;
  background: rgba(28, 58, 46, 0.65);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #fff;
  padding: 24px 28px 22px;
  border-radius: 4px;
  max-width: 260px;
  z-index: 2;
  box-shadow: 0 8px 32px rgba(0,0,0,0.22);
}
.float-text {
  font-size: 13px;
  line-height: 1.9;
  color: rgba(255,255,255,0.85);
}

.hero-stat-bar {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 52px;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-surface);
}
.stat {
  flex: 1;
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding: 18px 20px;
  flex-wrap: wrap;
  min-width: 0;
}
.stat-num {
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 500;
  color: var(--primary);
  line-height: 1;
}
.stat-unit {
  font-family: var(--font-en);
  font-size: 14px;
  color: var(--accent);
}
.stat-label {
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.04em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ===== Section: 問題提起 ===== */
.section-doubt {
  padding: 140px 0;
  background: var(--bg-dark);
  color: #fff;
}
.doubt-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.doubt-wrap .section-eyebrow { color: var(--accent-soft); }
.doubt-heading {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.5vw, 44px);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.04em;
  margin-bottom: 48px;
  color: #fff;
}
.doubt-body {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 60px;
}
.doubt-body p {
  font-size: 15px;
  line-height: 2.1;
  color: rgba(255,255,255,0.72);
}
.doubt-pull {
  display: flex;
  align-items: center;
  gap: 28px;
}
.doubt-pull-line {
  flex: 1;
  height: 1px;
  background: rgba(255,255,255,0.2);
}
.doubt-pull-text {
  font-family: var(--font-serif);
  font-size: clamp(15px, 2vw, 20px);
  font-weight: 500;
  color: #fff;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

/* ===== Section: コンセプト ===== */
.section-concept { padding: 0; }
.concept-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 700px;
}
.concept-img-col {
  position: relative;
  overflow: hidden;
}
.concept-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #d0cbc1;
}
.concept-img-caption {
  position: absolute;
  bottom: 28px;
  left: 28px;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.7);
}
.concept-text-col {
  padding: 100px 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--bg-surface);
}
.concept-heading {
  font-family: var(--font-serif);
  font-size: clamp(26px, 2.8vw, 38px);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--primary);
  margin-bottom: 36px;
}
.concept-body {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 32px;
}
.concept-body p { font-size: 15px; line-height: 2.0; color: var(--text-mute); }
.concept-block {
  border-left: 3px solid var(--accent);
  padding: 20px 24px;
  background: #FBF8F4;
  border-radius: 0 3px 3px 0;
}
.concept-block p { font-size: 14.5px; color: var(--text); }
.concept-tagline {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.1em;
  border-top: 1px solid var(--border);
  padding-top: 28px;
  margin-top: 12px;
}

/* ===== Section: 3つの力 ===== */
.section-pillars {
  padding: 140px 0;
  background: var(--bg);
}
.pillars-header {
  margin-bottom: 72px;
}
.pillars-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--primary);
}
.pillars-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.pillar-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
  padding: 48px 0;
  align-items: start;
}
.pillar-row:last-child { border-bottom: 1px solid var(--border); }
.pillar-num-col {
  display: flex;
  align-items: flex-start;
  padding-top: 4px;
}
.pillar-big-num {
  font-family: var(--font-en);
  font-size: 72px;
  font-weight: 400;
  color: var(--border);
  line-height: 1;
  letter-spacing: -0.02em;
  transition: color 0.3s;
}
.pillar-row:hover .pillar-big-num { color: var(--accent); }
.pillar-content {
  display: grid;
  grid-template-columns: 52px 1fr;
  grid-template-rows: auto auto;
  column-gap: 28px;
  row-gap: 12px;
  align-items: start;
}
.pillar-icon-wrap {
  grid-column: 1;
  grid-row: 1 / 3;
  width: 48px; height: 48px;
  color: var(--primary);
  align-self: start;
  padding-top: 4px;
}
.pillar-icon-wrap svg { width: 48px; height: 48px; }
.pillar-title {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.04em;
  line-height: 1.5;
}
.pillar-desc {
  grid-column: 2;
  grid-row: 2;
  font-size: 14.5px;
  color: var(--text-mute);
  line-height: 2.0;
}

/* ===== Section: レッスンの流れ ===== */
.section-flow {
  padding: 140px 0;
  background: var(--bg-surface);
}
.flow-header {
  margin-bottom: 72px;
}
.flow-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--primary);
  margin-bottom: 20px;
}
.flow-lead {
  font-size: 15px;
  line-height: 2.0;
  color: var(--text-mute);
}
.flow-track { }
.flow-step-list {
  display: flex;
  flex-direction: column;
}
.flow-step {
  display: grid;
  grid-template-columns: 90px 32px 1fr;
  gap: 0 32px;
  align-items: start;
  padding: 32px 0;
}
.flow-time {
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--text-faint);
  letter-spacing: 0.04em;
  line-height: 1.3;
  padding-top: 6px;
  text-align: right;
}
.flow-time span {
  display: block;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.flow-dot-col {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.flow-dot {
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background: var(--bg-surface);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  margin-top: 4px;
}
.flow-line {
  width: 1px;
  flex: 1;
  min-height: 60px;
  background: var(--border);
  margin-top: 6px;
}
.flow-text h4 {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 10px;
  letter-spacing: 0.04em;
  line-height: 1.5;
}
.flow-text p { font-size: 14px; line-height: 2.0; color: var(--text-mute); }

/* ===== Section: 特徴 ===== */
.section-features {
  padding: 140px 0;
  background: var(--bg);
}
.features-header { margin-bottom: 64px; }
.features-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--primary);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.feature-card {
  background: var(--bg-surface);
  padding: 48px 40px;
  position: relative;
}
.feature-card-num {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 28px;
}
.feature-card-icon {
  width: 40px; height: 40px;
  color: var(--primary);
  margin-bottom: 20px;
}
.feature-card h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
  line-height: 1.5;
}
.feature-card p {
  font-size: 14px;
  line-height: 2.0;
  color: var(--text-mute);
}
.feature-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 0;
  background: var(--accent);
  transition: height 0.4s var(--ease);
}
.feature-card:hover::before { height: 100%; }

/* ===== Section: 先生 ===== */
.section-teacher { background: var(--bg-dark); }
.teacher-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 680px;
}
.teacher-img-col { overflow: hidden; position: relative; }
.teacher-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  background: #4a6e60;
  filter: grayscale(15%);
}
.teacher-text-col {
  padding: 100px 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--bg-dark);
}
.teacher-text-col .section-eyebrow { color: rgba(255,255,255,0.4); }
.teacher-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.4vw, 32px);
  font-weight: 600;
  color: #fff;
  margin-bottom: 32px;
  letter-spacing: 0.06em;
}
.teacher-name-block {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 8px;
}
.teacher-name-jp {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.12em;
}
.teacher-name-ruby {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.1em;
}
.teacher-role {
  font-size: 12px;
  color: var(--accent-soft);
  letter-spacing: 0.08em;
  margin-bottom: 28px;
}
.teacher-bio {
  font-size: 14px;
  line-height: 2.0;
  color: rgba(255,255,255,0.65);
  margin-bottom: 32px;
}
.teacher-quote {
  border-left: 2px solid var(--accent);
  padding: 16px 24px;
  margin-bottom: 36px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.teacher-quote p {
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 2.0;
  color: rgba(255,255,255,0.8);
}
.teacher-text-col .link-arrow { color: var(--accent-soft); border-color: var(--accent-soft); }

/* ===== Section: 声 ===== */
.section-voices {
  padding: 140px 0;
  background: var(--bg);
}
.voices-header { margin-bottom: 64px; }
.voices-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--primary);
}
.voices-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}
.voice-card {
  background: var(--bg-surface);
  padding: 44px 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.voice-body {
  font-size: 14.5px;
  line-height: 2.0;
  color: var(--text-mute);
  flex: 1;
}
.voice-footer {
  display: flex;
  align-items: center;
  gap: 16px;
  border-top: 1px solid var(--border-soft);
  padding-top: 20px;
}
.voice-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}
.voice-from {
  font-size: 13px;
  color: var(--text-faint);
  letter-spacing: 0.04em;
}

/* ===== Section: FAQ ===== */
.section-faq {
  padding: 140px 0;
  background: var(--bg-surface);
}
.faq-header { margin-bottom: 60px; }
.faq-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--primary);
}
.faq-list { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.02em;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s;
}
.faq-q:hover { color: var(--accent); }
.faq-icon {
  width: 20px; height: 20px;
  flex-shrink: 0;
  border: 1.5px solid var(--border);
  border-radius: 50%;
  position: relative;
  transition: border-color 0.2s, transform 0.3s var(--ease);
}
.faq-icon::before, .faq-icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  background: var(--text-mute);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.faq-icon::before { width: 8px; height: 1.5px; transform: translate(-50%, -50%); }
.faq-icon::after  { width: 1.5px; height: 8px; transform: translate(-50%, -50%); }
.faq-item.open .faq-icon { border-color: var(--accent); }
.faq-item.open .faq-icon::before { background: var(--accent); }
.faq-item.open .faq-icon::after  { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-a {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.45s var(--ease), padding 0.3s;
  padding: 0 0;
}
.faq-item.open .faq-a { max-height: 400px; padding: 0 0 28px; }
.faq-a p { font-size: 14.5px; line-height: 2.0; color: var(--text-mute); }

/* ===== Section: 料金 ===== */
.section-price {
  padding: 140px 0;
  background: var(--bg);
}
.price-header { margin-bottom: 48px; }
.price-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--primary);
  margin-bottom: 16px;
}
.price-lead { font-size: 15px; line-height: 2.0; color: var(--text-mute); }

.campaign-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: var(--accent);
  border-radius: 3px;
  margin-bottom: 40px;
}
.campaign-en {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.8);
  white-space: nowrap;
}
.campaign-text {
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  letter-spacing: 0.04em;
}

.price-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-bottom: 32px;
}
.price-card { background: var(--bg-surface); }
.price-card-featured { background: var(--primary); }
.price-card-inner { padding: 52px 48px; }
.price-tag {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}
.price-card-featured .price-tag { color: var(--accent-soft); }
.price-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
  letter-spacing: 0.06em;
}
.price-card-featured h3 { color: #fff; }
.price-schedule {
  font-size: 13px;
  color: var(--text-faint);
  margin-bottom: 32px;
}
.price-card-featured .price-schedule { color: rgba(255,255,255,0.45); }
.price-amount {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 32px;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 24px 0;
}
.price-card-featured .price-amount {
  border-color: rgba(255,255,255,0.12);
}
.price-label {
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.08em;
}
.price-card-featured .price-label { color: rgba(255,255,255,0.45); }
.price-num {
  font-family: var(--font-en);
  font-size: 44px;
  font-weight: 500;
  color: var(--primary);
  line-height: 1;
  letter-spacing: -0.02em;
}
.price-card-featured .price-num { color: #fff; }
.price-unit { font-size: 13px; color: var(--text-mute); }
.price-card-featured .price-unit { color: rgba(255,255,255,0.6); }
.price-items { display: flex; flex-direction: column; gap: 10px; }
.price-items li {
  font-size: 13.5px;
  color: var(--text-mute);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.6;
}
.price-card-featured .price-items li { color: rgba(255,255,255,0.65); }
.price-items li::before {
  content: "—";
  color: var(--accent);
  flex-shrink: 0;
  font-size: 13px;
}
.price-card-featured .price-items li::before { color: var(--accent-soft); }

.price-common {
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 28px 32px;
  background: var(--bg-surface);
  margin-bottom: 48px;
  display: flex;
  align-items: start;
  gap: 32px;
}
.price-common-label {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-faint);
  text-transform: uppercase;
  white-space: nowrap;
  padding-top: 2px;
}
.price-common ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 32px;
}
.price-common li { font-size: 14px; color: var(--text-mute); }
.price-cta { text-align: center; }

/* ===== Section: アクセス ===== */
.section-access {
  padding: 140px 0;
  background: var(--bg-surface);
}
.access-header { margin-bottom: 56px; }
.access-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--primary);
}
.access-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.access-map { min-height: 400px; }
.access-info {
  background: var(--bg-surface);
  padding: 48px;
}
.access-dl { display: flex; flex-direction: column; gap: 28px; }
.access-row { display: flex; flex-direction: column; gap: 6px; }
.access-row dt {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.access-row dd { font-size: 14.5px; line-height: 1.9; color: var(--text-mute); }
.access-row dd p { margin-bottom: 6px; }
.access-row dd p:last-child { margin-bottom: 0; }

/* ===== Section: 体験申込 ===== */
.section-trial {
  background: var(--bg-dark);
  padding: 0;
}
.trial-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 40px;
  gap: 80px;
  align-items: start;
  padding-top: 120px;
  padding-bottom: 120px;
}
.trial-header { position: sticky; top: 100px; }
.trial-eyebrow { color: rgba(255,255,255,0.4); }
.trial-heading {
  font-family: var(--font-serif);
  font-size: clamp(24px, 2.8vw, 38px);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: #fff;
  margin-bottom: 28px;
}
.trial-lead {
  font-size: 14.5px;
  line-height: 2.0;
  color: rgba(255,255,255,0.6);
  margin-bottom: 40px;
}
.trial-meta {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.trial-meta-item {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}
.trial-meta-label {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-soft);
  width: 60px;
  flex-shrink: 0;
}

/* Form */
.trial-form-wrap { padding-top: 8px; }
.trial-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field-full { grid-column: 1 / -1; }
.form-field label {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.04em;
}
.req {
  display: inline-block;
  font-size: 10px;
  background: var(--accent);
  color: #fff;
  padding: 1px 5px;
  border-radius: 2px;
  margin-left: 6px;
  letter-spacing: 0;
  vertical-align: middle;
}
.form-field input,
.form-field select,
.form-field textarea {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 3px;
  padding: 13px 16px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: #fff;
  transition: border-color 0.2s, background 0.2s;
  outline: none;
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: rgba(255,255,255,0.25); }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--accent);
  background: rgba(255,255,255,0.1);
}
.form-field select { appearance: none; cursor: pointer; }
.form-field select option { background: #1C3A2E; color: #fff; }
.form-field textarea { min-height: 120px; resize: vertical; }

.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 20px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.06em;
  border-radius: 3px;
  cursor: pointer;
  transition: background 0.22s, transform 0.18s;
  border: none;
  margin-top: 8px;
}
.btn-submit:hover { background: #c44824; transform: translateY(-1px); }
.btn-arrow { font-size: 18px; }
.trial-note {
  font-size: 12.5px;
  color: rgba(255,255,255,0.35);
  text-align: center;
  line-height: 2.0;
  margin-top: 4px;
}

.form-thanks {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 4px;
  padding: 60px 40px;
  text-align: center;
}
.thanks-title {
  font-family: var(--font-serif);
  font-size: 22px;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.06em;
}
.form-thanks p { font-size: 14px; color: rgba(255,255,255,0.55); }

/* ===== Footer ===== */
.footer {
  background: #111210;
  padding: 80px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}
.footer-logo { display: flex; align-items: baseline; gap: 10px; margin-bottom: 16px; }
.footer-logo-jp {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.1em;
}
.footer-logo-en {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.3);
}
.footer-tagline {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  line-height: 2.0;
  margin-bottom: 24px;
}
.footer-sns { display: flex; gap: 16px; }
.footer-sns a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 50%;
  color: rgba(255,255,255,0.45);
  transition: border-color 0.2s, color 0.2s;
}
.footer-sns a:hover { border-color: var(--accent); color: var(--accent); }
.footer-sns svg { width: 15px; height: 15px; }
.footer-col h4 {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col li { font-size: 13px; color: rgba(255,255,255,0.45); line-height: 1.8; }
.footer-col a { transition: color 0.2s; }
.footer-col a:hover { color: rgba(255,255,255,0.8); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.2);
}

/* ===== Utility ===== */
.pc-only { display: inline; }

/* 軽微④: reduced-motion 時は reveal を初期表示（opacity:0 のまま残らないように） */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-layout { gap: 48px; }
  .concept-text-col { padding: 80px 52px; }
  .teacher-text-col { padding: 80px 52px; }
  .features-grid { grid-template-columns: 1fr; gap: 2px; }
  .price-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 48px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  :root { --space-section: 96px; }

  .container, .container-wide, .container-narrow { padding: 0 24px; }

  .nav-inner { padding: 0 24px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

  .hero { padding: 80px 0 48px; min-height: auto; }
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 0 24px;
  }
  .hero-right { order: -1; }
  .hero-float-card { display: none; }
  .hero-stat-bar { margin-top: 36px; }
  .stat {
    padding: 14px 12px;
    flex-direction: column;
    align-items: center;
    gap: 2px;
  }
  .stat-num { font-size: 26px; }
  .stat-unit { font-size: 13px; }
  .stat-label { font-size: 10px; letter-spacing: 0; }
  .hero-heading { font-size: 28px; }

  /* 重要②: セクション余白を 96px → 72px に削減 */
  .section-doubt { padding: 72px 0; }
  .doubt-pull { flex-direction: column; gap: 16px; }
  .doubt-pull-line { width: 40px; height: 1px; }
  .doubt-pull-text { white-space: normal; text-align: center; }

  .concept-split { grid-template-columns: 1fr; }
  .concept-img-col { min-height: 300px; }
  .concept-text-col { padding: 56px 24px; }

  .section-pillars { padding: 72px 0; }
  .pillar-row { grid-template-columns: 80px 1fr; padding: 32px 0; }
  .pillar-big-num { font-size: 52px; }
  .pillar-content { grid-template-columns: 1fr; gap: 16px; }

  .section-flow { padding: 72px 0; }
  .flow-step { grid-template-columns: 72px 24px 1fr; gap: 0 16px; padding: 24px 0; }
  .flow-time { font-size: 12px; }

  /* 重要①: カードの左右パディングを画面端に詰まらないよう調整 */
  .section-features { padding: 72px 0; }
  .feature-card { padding: 32px 20px; }

  .teacher-wrap { grid-template-columns: 1fr; }
  .teacher-img-col { min-height: 320px; }
  .teacher-text-col { padding: 56px 20px; }

  .section-voices { padding: 72px 0; }
  .voices-grid { grid-template-columns: 1fr; }
  .voice-card { padding: 28px 20px; }

  .section-faq { padding: 72px 0; }
  .faq-q { padding: 20px 0; font-size: 14px; }

  .section-price { padding: 72px 0; }
  .price-card-inner { padding: 36px 20px; }
  .price-num { font-size: 36px; }
  .price-common { flex-direction: column; gap: 16px; padding: 24px 20px; }

  .section-access { padding: 72px 0; }
  .access-layout { grid-template-columns: 1fr; }
  .access-info { padding: 32px 20px; }

  .section-trial { background: var(--bg-dark); }
  .trial-inner {
    grid-template-columns: 1fr;
    padding: 72px 20px;
    gap: 40px;
  }
  .trial-header { position: static; }
  .form-row { grid-template-columns: 1fr; }

  /* 軽微④: フォーム入力欄のタップ高さを確保 */
  .form-field input,
  .form-field select { min-height: 52px; padding: 14px 16px; font-size: 16px; }
  .form-field textarea { min-height: 130px; font-size: 16px; }

  .footer { padding: 60px 0 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  .pc-only { display: none; }
}

/* ===== Responsive 補正：styles-3.css マージで上書きされたルールを再適用 ===== */
@media (max-width: 960px) {
  /* hero-title: 追加スタイル(44px)がメディアクエリ外で上書きしていたのを戻す */
  .hero-title { font-size: 36px; line-height: 1.55; }

  /* teacher-grid: styles-3.css の 5fr 7fr が @media の 1fr を上書きしていた */
  .teacher-grid { grid-template-columns: 1fr; gap: 48px; }

  /* voices-grid: styles-3.css の 1fr 1fr が @media の 1fr を上書きしていた */
  .voices-grid { grid-template-columns: 1fr; gap: 24px; }

  /* faq-q / faq-a: styles-3.css で 64px 固定列が追加され 375px 幅で窮屈になっていた */
  .faq-q { grid-template-columns: 40px 1fr 24px; gap: 12px; padding: 22px 0; }
  .faq-a { grid-template-columns: 40px 1fr 24px; gap: 12px; }
}