:root {
  --bg: #020414;
  --bg-deep: #02030a;
  --brand: #1e96ff;
  --brand-soft: #3ab8ff;
  --accent: #ffe44f;  /* テニスボール */
  --card: rgba(10, 16, 40, .96);
  --line: rgba(255,255,255,.16);
  --text: #f6f7ff;
  --muted: rgba(222,230,255,.82);
  --danger: #ff4f6a;
  --shadow-strong: 0 18px 55px rgba(0,0,0,.8);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 10% -10%, rgba(60,130,255,.55), transparent 55%),
    radial-gradient(circle at 85% 0%, rgba(255,255,255,.13), transparent 55%),
    radial-gradient(circle at 80% 120%, rgba(0,80,180,.8), var(--bg-deep));
  color: var(--text);
  line-height: 1.7;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(2,4,20,.96), rgba(2,4,20,.88));
  border-bottom: 1px solid rgba(255,255,255,.12);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: .55rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.4rem;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: .8rem;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.35);
  background:
    radial-gradient(circle at 30% 20%, var(--accent), transparent 55%),
    radial-gradient(circle at 120% 0%, rgba(255,255,255,.4), transparent 60%),
    #020616;
  box-shadow: 0 0 25px rgba(255,228,79,.45);
  position: relative;
  overflow: hidden;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 35% -40%;
  background: linear-gradient(110deg, transparent, rgba(255,255,255,.7), transparent);
  opacity: .45;
  transform: translateX(-60%) rotate(-18deg);
  animation: sweep 3.5s infinite ease-in-out;
}

@keyframes sweep {
  0%, 30% { transform: translateX(-80%) rotate(-18deg); opacity: 0; }
  40%, 60% { opacity: .7; }
  100% { transform: translateX(45%) rotate(-18deg); opacity: 0; }
}

.logo-text-main {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.logo-text-sub {
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .16em;
  opacity: .78;
}

/* 共通ナビスタイル（PC/モバイル両方） */
nav ul {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 1.4rem;
  font-size: .86rem;
}

nav a {
  position: relative;
  opacity: .85;
}

nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -.2rem;
  width: 0;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent), var(--brand));
  transition: width .22s ease-out;
}

nav a:hover {
  opacity: 1;
}

nav a:hover::after {
  width: 100%;
}

/* デスクトップナビ・CTA */
.nav-desktop {
  display: block;
}

.nav-desktop-cta {
  display: inline-flex;
}

.nav-cta {
  border-radius: 999px;
  padding: .45rem 1rem;
  font-size: .82rem;
  border: 1px solid rgba(255,255,255,.35);
  background:
    radial-gradient(circle at 0 0, rgba(255,228,79,.25), transparent 55%),
    linear-gradient(135deg, rgba(30,150,255,.6), rgba(5,10,30,1));
  box-shadow: 0 12px 30px rgba(0,0,0,.7);
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  cursor: pointer;
  white-space: nowrap;
}

.nav-cta span {
  font-size: 1.1rem;
  transform: translateY(1px);
}

/* モバイルメニュー共通 */
.nav-mobile-panel {
  display: none; /* モバイル幅で表示制御 */
}

.nav-mobile-cta {
  display: none;
}

/* ハンバーガーボタン */
.nav-toggle {
  display: none;
  width: 34px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.4);
  background: rgba(3,7,26,.9);
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: #fff;
  transition: transform .2s ease, opacity .2s ease;
}

/* ハンバーガー開閉時のライン変形 */
#site-header.is-open .nav-toggle span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}
#site-header.is-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}
#site-header.is-open .nav-toggle span:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2.2rem 1.4rem 3.5rem;
}

/* Hero */
.hero {
  min-height: 82vh;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.05fr);
  gap: 2.2rem;
  align-items: center;
  position: relative;
  padding: 2rem 0 2.7rem;
}

.hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -4%;
  width: 55%;
  height: 2px;
  background: linear-gradient(90deg, rgba(255,255,255,.0), rgba(255,255,255,.55), rgba(255,255,255,.0));
  transform: rotate(-8deg);
  opacity: .45;
}

.hero-eyebrow {
  font-size: .8rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: .78;
  margin-bottom: .7rem;
}

.hero h1 {
  font-size: 2.5rem;
  line-height: 1.15;
  margin: 0 0 1rem;
  text-shadow: 0 0 40px rgba(0,0,0,.9);
  opacity: 0;
  transform: translateY(12px);
  animation: heroIn .7s ease-out .1s forwards;
}

.hero h1 span {
  background: linear-gradient(120deg, #ffffff, #9ed4ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@keyframes heroIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-lead {
  font-size: .98rem;
  color: var(--muted);
  max-width: 36rem;
  margin-bottom: 1.2rem;
}

.hero-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-bottom: 1.4rem;
}

.hero-chip {
  border-radius: 999px;
  padding: .24rem .7rem;
  font-size: .78rem;
  border: 1px solid rgba(255,255,255,.28);
  background: rgba(0,0,0,.35);
  display: inline-flex;
  align-items: center;
  gap: .25rem;
}

.hero-chip-dot {
  width: .45rem;
  height: .45rem;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 12px rgba(255,228,79,.8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  align-items: center;
}

.btn-primary,
.btn-ghost {
  border-radius: 999px;
  padding: .8rem 1.5rem;
  font-size: .9rem;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  cursor: pointer;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  transform: translateY(0);
  transition: transform .18s ease-out, box-shadow .18s ease-out, border-color .18s ease-out;
}

.btn-primary {
  background:
    radial-gradient(circle at 0 0, rgba(255,228,79,.35), transparent 55%),
    linear-gradient(135deg, var(--brand), var(--brand-soft));
  color: #020308;
  font-weight: 600;
  box-shadow: var(--shadow-strong);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 45px rgba(0,0,0,.85);
}

.btn-primary span {
  font-size: 1.2rem;
  transform: translateY(1px);
}

.btn-ghost {
  border-color: rgba(255,255,255,.4);
  background: rgba(3,7,26,.9);
  color: var(--muted);
}

.btn-ghost:hover {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.hero-note {
  font-size: .78rem;
  opacity: .8;
  margin-top: .8rem;
}

/* Hero visual */
.hero-visual {
  position: relative;
  border-radius: 26px;
  overflow: hidden;
  box-shadow: var(--shadow-strong);
  background: #020618;
  opacity: 0;
  transform: translateY(18px);
  animation: heroVisualIn .8s ease-out .2s forwards;
}

@keyframes heroVisualIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-image {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
  display: block;
  filter: saturate(1.1);
}

.hero-visual-overlay {
  position: absolute;
  inset: 0;
  padding: 1.1rem 1.2rem 1rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fefeff;
  background: linear-gradient(to top,
    rgba(2,3,12,.96),
    rgba(2,3,12,.75),
    rgba(2,3,12,.35),
    transparent 55%);
}

.hero-tagline {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .16em;
  opacity: .8;
  margin-bottom: .3rem;
}

.hero-subtitle {
  font-size: 1.02rem;
  font-weight: 600;
  margin-bottom: .45rem;
}

.hero-stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  font-size: .8rem;
  opacity: .9;
}

.hero-stat {
  padding: .35rem .7rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.35);
  background: rgba(0,0,0,.45);
}

.ball-pulse {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(255,228,79,.9);
  margin-right: .35rem;
  display: inline-block;
  animation: pulse 1.9s infinite ease-out;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  60% { transform: scale(1.25); opacity: .25; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* Sections */
section {
  padding: 2.4rem 0 0;
  border-top: 1px solid rgba(255,255,255,.06);
  margin-top: 2.4rem;
}

section:first-of-type {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: flex-end;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: 1.4rem;
  font-weight: 600;
}

.section-tag {
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  opacity: .75;
}

.section-desc {
  font-size: .88rem;
  color: var(--muted);
  max-width: 32rem;
}

/* 自分ごと化チェック */
.selfcheck {
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.16);
  background: radial-gradient(circle at 0 0, rgba(255,255,255,.12), transparent 55%), rgba(3,7,26,.96);
  padding: 1.3rem 1.2rem 1.1rem;
  box-shadow: 0 16px 40px rgba(0,0,0,.75);
}

.selfcheck-title {
  font-size: 1rem;
  margin-bottom: .6rem;
  font-weight: 600;
}

.selfcheck-lead {
  font-size: .85rem;
  color: var(--muted);
  margin-bottom: .7rem;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: .8rem;
}

.check-card {
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(4,10,30,.96);
  padding: .7rem .8rem;
  font-size: .85rem;
  display: flex;
  gap: .6rem;
  align-items: flex-start;
}

.check-bullet {
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .7rem;
  margin-top: .08rem;
}

.check-note {
  font-size: .78rem;
  opacity: .82;
  margin-top: .7rem;
}

/* FLOW（3ステップ） */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.flow-card {
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.18);
  background: linear-gradient(145deg, rgba(3,10,32,.98), rgba(5,15,45,.95));
  padding: 1rem .95rem .9rem;
  font-size: .85rem;
  position: relative;
  overflow: hidden;
}

.flow-step {
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  opacity: .78;
  margin-bottom: .2rem;
}

.flow-card h3 {
  font-size: .98rem;
  margin: .1rem 0 .4rem;
}

.flow-card p {
  color: var(--muted);
  margin: 0 0 .4rem;
}

.flow-pill {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  border-radius: 999px;
  padding: .24rem .6rem;
  font-size: .74rem;
  border: 1px solid rgba(255,255,255,.3);
  background: rgba(0,0,0,.4);
  opacity: .9;
}

.flow-card::before {
  content: "";
  position: absolute;
  right: -15%;
  top: -15%;
  width: 50%;
  height: 50%;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255,255,255,.12), transparent 60%);
  opacity: .4;
}

/* Concept */
.concept-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.05fr);
  gap: 1.9rem;
}

.concept-main {
  font-size: .95rem;
}

.concept-main p {
  margin: .3rem 0 .95rem;
}

.concept-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-top: .4rem;
}

.concept-badges span {
  font-size: .78rem;
  padding: .25rem .65rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(3,7,26,.85);
}

.concept-side {
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.18);
  background: linear-gradient(135deg, rgba(6,25,70,.95), rgba(3,8,26,1));
  padding: 1.1rem 1.1rem 1rem;
  font-size: .85rem;
  color: var(--muted);
  box-shadow: 0 16px 40px rgba(0,0,0,.7);
}

.concept-side strong { color: #fff; }

/* Plans */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.1rem;
}

.plan {
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.2);
  background: linear-gradient(145deg, rgba(3,10,32,.98), rgba(5,15,45,.95));
  padding: 1.1rem 1.1rem 1rem;
  position: relative;
  overflow: hidden;
}

.plan::before {
  content: "";
  position: absolute;
  right: -15%;
  top: -20%;
  width: 45%;
  height: 45%;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255,255,255,.12), transparent 60%);
  opacity: .4;
}

.plan-label {
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  opacity: .72;
  margin-bottom: .25rem;
}

.plan-name { font-weight: 600; margin-bottom: .4rem; }

.plan-price {
  font-size: .95rem;
  margin-bottom: .4rem;
  opacity: .9;
}

.plan-price span {
  font-size: .8rem;
  opacity: .7;
  margin-left: .2rem;
}

.plan-list {
  list-style: none;
  margin: .2rem 0 .5rem;
  padding: 0;
  font-size: .83rem;
  color: var(--muted);
}

.plan-list li {
  display: flex;
  gap: .4rem;
  padding: .12rem 0;
}

.plan-list li::before {
  content: "✓";
  font-size: .78rem;
  margin-top: .1rem;
  color: var(--accent);
}

.plan-note {
  font-size: .75rem;
  opacity: .75;
  margin-top: .15rem;
}

.plan-badge {
  position: absolute;
  right: 1rem;
  top: 1rem;
  font-size: .7rem;
  border-radius: 999px;
  padding: .15rem .6rem;
  border: 1px solid rgba(255,255,255,.5);
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(6px);
}

/* Pricing tables */
.pricing-block {
  margin-top: 2.1rem;
  font-size: .88rem;
}

.pricing-block h3 {
  font-size: 1.05rem;
  margin: .6rem 0 .3rem;
}

.pricing-lead {
  font-size: .86rem;
  color: var(--muted);
  margin-bottom: .6rem;
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  margin: .3rem 0 1.4rem;
}

.pricing-table th,
.pricing-table td {
  padding: .4rem .55rem;
  border-bottom: 1px solid rgba(255,255,255,.12);
  text-align: left;
  font-size: .83rem;
}

.pricing-table th {
  font-size: .8rem;
  opacity: .8;
}

.pricing-note {
  font-size: .78rem;
  opacity: .8;
  margin-top: .3rem;
}

/* Before / After */
.ba-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.1rem;
}

.ba-col {
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.22);
  padding: 1rem .95rem .9rem;
  font-size: .86rem;
}

.ba-col--before {
  background: radial-gradient(circle at 0 0, rgba(255,79,106,.16), transparent 55%), rgba(12,8,26,.98);
}

.ba-col--after {
  background: radial-gradient(circle at 0 0, rgba(118,255,187,.16), transparent 55%), rgba(6,18,40,.98);
}

.ba-label {
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  opacity: .8;
  margin-bottom: .25rem;
}

.ba-col h3 {
  font-size: .98rem;
  margin: .1rem 0 .4rem;
}

.ba-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
}

.ba-col li {
  padding: .15rem 0;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.1rem;
}

.feature {
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.22);
  background: radial-gradient(circle at 0 0, rgba(255,255,255,.12), transparent 55%), rgba(3,7,26,.96);
  padding: 1rem .95rem .9rem;
  font-size: .86rem;
  box-shadow: 0 14px 35px rgba(0,0,0,.75);
}

.feature-tag {
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  opacity: .78;
  margin-bottom: .3rem;
}

.feature h3 {
  font-size: 1rem;
  margin: .1rem 0 .35rem;
}

.feature p { color: var(--muted); }

/* Voices（社会的証拠） */
.voices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.1rem;
}

.voice-card {
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(3,7,26,.96);
  padding: 1rem .95rem .9rem;
  font-size: .84rem;
}

.voice-meta {
  font-size: .76rem;
  opacity: .8;
  margin-bottom: .25rem;
}

.voice-tag {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  border-radius: 999px;
  padding: .16rem .55rem;
  font-size: .72rem;
  border: 1px solid rgba(255,255,255,.28);
  margin-bottom: .45rem;
}

/* Coach */
.coach {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 1.8rem;
  align-items: flex-start;
}

.coach-photo {
  width: 170px;
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,.35);
  margin-bottom: .8rem;
}

.coach-name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: .3rem;
}

.coach-role {
  font-size: .82rem;
  opacity: .78;
  margin-bottom: .7rem;
}

.coach-bio {
  font-size: .9rem;
  color: var(--muted);
  margin-bottom: .7rem;
}

.coach-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  font-size: .78rem;
}

.coach-badges span {
  padding: .23rem .6rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(3,7,26,.85);
}

.coach-card {
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.24);
  background: radial-gradient(circle at 5% 0, rgba(255,255,255,.12), transparent 55%), rgba(3,9,32,.98);
  padding: 1rem .95rem .9rem;
  font-size: .82rem;
  box-shadow: 0 16px 40px rgba(0,0,0,.75);
}

.coach-card h3 {
  font-size: .92rem;
  margin: .05rem 0 .4rem;
}

.coach-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 .7rem;
}

.coach-card li { padding: .12rem 0; }

/* FAQ */
.faq-list {
  display: grid;
  gap: .75rem;
}

.faq-item {
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(3,7,26,.96);
  padding: .8rem 1rem;
  font-size: .85rem;
}

.faq-q {
  font-weight: 600;
  margin-bottom: .2rem;
}

.faq-a {
  color: var(--muted);
}

/* Entry & Access */
.cta-block {
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.3);
  background:
    radial-gradient(circle at 0 0, rgba(255,228,79,.22), transparent 50%),
    radial-gradient(circle at 100% 100%, rgba(58,184,255,.32), transparent 60%),
    rgba(2,5,18,.96);
  padding: 1.5rem 1.3rem 1.2rem;
  box-shadow: 0 18px 50px rgba(0,0,0,.85);
  margin-top: 1.4rem;
}

.cta-block h3 {
  margin: .1rem 0 .3rem;
  font-size: 1.1rem;
}

.cta-block p {
  font-size: .9rem;
  color: var(--muted);
  margin: .1rem 0 .8rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
  align-items: center;
}

.cta-small {
  font-size: .78rem;
  opacity: .82;
}

.cta-assurance {
  font-size: .78rem;
  opacity: .9;
  margin-top: .7rem;
}

.cta-assurance span {
  display: inline-block;
  margin-right: .4rem;
}

.access {
  font-size: .85rem;
  color: var(--muted);
  margin-top: 1.5rem;
}

.access strong { color: var(--text); }

.access-list {
  list-style: none;
  padding: 0;
  margin: .45rem 0;
}

.access-list li { padding: .1rem 0; }

/* Gallery（テキストのみ簡易表示） */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.1rem;
}

.gallery-item {
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.22);
  background: rgba(3,7,26,.96);
  padding: .9rem .9rem .85rem;
  font-size: .82rem;
}

.gallery-item h3 {
  font-size: .9rem;
  margin: 0 0 .3rem;
}

.gallery-item p {
  color: var(--muted);
  margin: 0;
}

/* Footer */
footer {
  border-top: 1px solid rgba(255,255,255,.2);
  font-size: .75rem;
  opacity: .75;
  padding: 1.2rem;
  text-align: center;
  margin-top: 2.7rem;
}

/* スクロールアニメーション用 */
.fade-section {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease-out, transform .6s ease-out;
}

.fade-section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1.1fr);
  }
  .hero-visual {
    max-width: 540px;
    margin: 0 auto;
  }
}

@media (max-width: 800px) {
  .nav-inner {
    padding: .55rem 1rem;
  }

  /* PCナビ非表示／モバイルナビ表示 */
  .nav-desktop {
    display: none;
  }
  .nav-desktop-cta {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }

  .hero {
    padding-top: 1.6rem;
  }
  main {
    padding: 2rem 1rem 3rem;
  }
  .concept-grid,
  .coach {
    grid-template-columns: 1fr;
  }

  /* モバイルメニューのパネル */
  .nav-mobile-panel {
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: radial-gradient(circle at 0 0, rgba(255,255,255,.08), transparent 55%), rgba(2,4,20,.98);
    border-bottom: 1px solid rgba(255,255,255,.18);
    box-shadow: 0 16px 40px rgba(0,0,0,.9);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: max-height .25s ease-out, opacity .22s ease-out;
  }

  #site-header.is-open .nav-mobile-panel {
    max-height: 320px; /* 想定高さ以内ならOK */
    opacity: 1;
    pointer-events: auto;
  }

  .nav-mobile {
    padding: .5rem 1rem .3rem;
  }

  .nav-mobile ul {
    flex-direction: column;
    gap: .3rem;
    font-size: .9rem;
  }

  .nav-mobile a {
    padding: .4rem 0;
  }

  .nav-mobile-cta {
    display: inline-flex;
    margin: 0 1rem 1rem;
    width: calc(100% - 2rem);
    justify-content: center;
  }
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.95rem;
  }
  .cta-block {
    padding: 1.3rem 1.05rem 1.1rem;
  }
  .coach-photo {
    width: 140px;
  }
}

.schedule-calendar {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 0.9rem;
}

.schedule-calendar th,
.schedule-calendar td {
  border: 1px solid rgba(255,255,255,0.12);
  padding: 0.4rem 0.5rem;
  vertical-align: top;
  text-align: center;
}

.schedule-calendar thead th {
  background: rgba(255,255,255,0.04);
}

.schedule-calendar th:first-child {
  width: 7rem;
}

/* スロット種別ごとに軽く色分け */
.slot.general {
  background: rgba(30, 150, 255, 0.12);
}
.slot.kids {
  background: rgba(255, 228, 79, 0.14);
}
.slot.junior {
  background: rgba(111, 207, 151, 0.14);
}
.slot.advanced {
  background: rgba(255, 159, 67, 0.16);
}
.slot.night {
  background: rgba(155, 81, 224, 0.16);
}
.slot.private {
  background: rgba(255,255,255,0.06);
}
.slot.closed {
  background: rgba(255,255,255,0.02);
  color: rgba(255,255,255,0.5);
}

.schedule-calendar small {
  display: block;
  font-size: 0.75em;
  opacity: 0.8;
}
.schedule-calendar {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 0.9rem;
}

.schedule-calendar th,
.schedule-calendar td {
  border: 1px solid rgba(255,255,255,0.12);
  padding: 0.4rem 0.5rem;
  vertical-align: top;
  text-align: center;
}

.schedule-calendar thead th {
  background: rgba(255,255,255,0.04);
}

.schedule-calendar th:first-child {
  width: 7rem;
}

/* スロット種別ごとに軽く色分け */
.slot.general {
  background: rgba(30, 150, 255, 0.12);
}
.slot.kids {
  background: rgba(255, 228, 79, 0.14);
}
.slot.junior {
  background: rgba(111, 207, 151, 0.14);
}
.slot.advanced {
  background: rgba(255, 159, 67, 0.16);
}
.slot.night {
  background: rgba(155, 81, 224, 0.16);
}
.slot.private {
  background: rgba(255,255,255,0.06);
}
.slot.closed {
  background: rgba(255,255,255,0.02);
  color: rgba(255,255,255,0.5);
}

.schedule-calendar small {
  display: block;
  font-size: 0.75em;
  opacity: 0.8;
}