/* ============================================================
   株式会社Billion — デザイン版 CSS
   コンセプト: 和の余白感 × エディトリアル × 手触り感のある独自性
   ============================================================ */

/* --- Variables --- */
:root {
  --ink: #000000;
  --ink-soft: #000000;
  --ink-muted: #000000;
  --ink-faint: #000000;

  --cream: #e2e8f0;
  --warm-white: #edf2f7;
  --paper: #d4dbe6;

  --accent: #303f9f;
  --accent-deep: #26327f;
  --accent-soft: #7986cb;
  --accent-pale: #e8ebf5;

  --indigo: #303f9f;
  --indigo-soft: #3545af;
  --indigo-pale: #f2f3ff;

  --gold: #c4a35a;
  --gold-soft: #e8d9aa;

  --white: #ffffff;

  /* Gradients */
  --grad-accent: linear-gradient(135deg, #9f3075, var(--accent-soft));
  --grad-accent-deep: linear-gradient(135deg, var(--accent-deep), var(--accent));
  --grad-indigo: linear-gradient(135deg, var(--accent-deep), var(--indigo-soft));
  --grad-dark: linear-gradient(135deg, #0c0c0c, #1e2a4a);
  --grad-section-light: linear-gradient(180deg, var(--cream), var(--warm-white));
  --grad-section-pale: linear-gradient(180deg, var(--indigo-pale), var(--accent-pale));
  --grad-card: linear-gradient(145deg, var(--white), var(--accent-pale));

  --font-ja: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-sans: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-en: 'Outfit', 'Helvetica Neue', sans-serif;

  --header-h: 68px;
  --container: 1180px;
  --transition: .35s cubic-bezier(.4, 0, .2, 1);

  --radius-s: 2px;
  --radius-m: 6px;
  --radius-l: 8px;
  --radius-xl: 12px;
}

/* --- Reset --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 20px);
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--ink);
  background: var(--cream);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.pc-only { display: none; }
.sp-only { display: inline; }
@media (min-width: 768px) {
  .pc-only { display: inline; }
  .sp-only { display: none; }
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}
@media (min-width: 768px) {
  .container { padding: 0 40px; }
}

/* --- Section Head --- */
.section-head {
  text-align: center;
  margin-bottom: 56px;
  position: relative;
}

.section-num {
  display: block;
  font-family: var(--font-en);
  font-size: .7rem;
  font-weight: 300;
  letter-spacing: .35em;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}

.section-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.section-title-en {
  font-family: var(--font-en);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.section-title-ja {
  font-family: var(--font-ja);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--ink-muted);
}
@media (min-width: 768px) {
  .section-title-en { font-size: 2.4rem; }
  .section-title-ja { font-size: 1.1rem; }
  .section-head { margin-bottom: 72px; }
}

.subsection-title {
  font-family: var(--font-ja);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 24px;
  padding-left: 16px;
  color: var(--ink);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5em;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: .85rem;
  border-radius: 4px;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  letter-spacing: .06em;
  min-width: 220px;
  position: relative;
  overflow: hidden;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-lg { font-size: .95rem; padding: .85em 2.4em; }

/* Shared shine animation */
@keyframes btnShine {
  0% { left: -100%; }
  100% { left: 100%; }
}

.btn-primary {
  background: var(--grad-accent);
  color: var(--white);
  box-shadow: 0 4px 18px rgba(48, 63, 159, .25);
  padding-right: 3.2em;
  border: none;
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transition: none;
}
.btn-primary:hover::before {
  animation: btnShine .6s ease forwards;
}
.btn-primary::after {
  content: '\2192';
  font-size: .9em;
  position: absolute;
  right: 1.2em;
  transition: right var(--transition);
}
.btn-primary:hover { background: var(--grad-accent-deep); box-shadow: 0 6px 24px rgba(48, 63, 159, .35); }
.btn-primary:hover::after { right: .9em; }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-radius: 4px;
  padding-right: 3.2em;
  backdrop-filter: blur(4px);
  background: rgba(255,255,255,.1);
}
.btn-ghost::after {
  content: '\2192';
  font-size: .9em;
  position: absolute;
  right: 1.2em;
  transition: right var(--transition);
}
.btn-ghost:hover { background: rgba(255,255,255,.2); }
.btn-ghost:hover::after { right: .9em; }

.btn-white {
  background: var(--white);
  color: var(--accent);
  box-shadow: 0 4px 18px rgba(0,0,0,.1);
  padding-right: 3.2em;
}
.btn-white::after {
  content: '\2192';
  font-size: .9em;
  position: absolute;
  right: 1.2em;
  transition: right var(--transition), color var(--transition);
}
.btn-white:hover {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 6px 28px rgba(0,0,0,.18);
}
.btn-white:hover::after { right: .9em; color: var(--white); }

.btn-dark {
  background: var(--grad-indigo);
  color: var(--white);
  box-shadow: 0 4px 18px rgba(45, 58, 109, .25);
  padding-right: 3.2em;
  border: none;
}
.btn-dark::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transition: none;
}
.btn-dark:hover::before {
  animation: btnShine .6s ease forwards;
}
.btn-dark::after {
  content: '\2192';
  font-size: .9em;
  position: absolute;
  right: 1.2em;
  transition: right var(--transition);
}
.btn-dark:hover { background: var(--grad-accent-deep); box-shadow: 0 6px 24px rgba(45,58,109,.35); }
.btn-dark:hover::after { right: .9em; }

.btn-header {
  background: var(--grad-accent);
  color: var(--white);
  font-size: .8rem;
  padding: .45em 1.8em .45em 1.4em;
  border-radius: 999px;
  min-width: auto;
}
.btn-header::after {
  content: '\2192';
  font-size: .8em;
  margin-left: .5em;
  position: relative;
  transition: margin-left var(--transition);
}
.btn-header:hover { background: var(--grad-accent-deep); }
.btn-header:hover::after { margin-left: .8em; }

/* ========================================
   Header
   ======================================== */
.site-header {
  position: fixed;
  top: 10px; left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1200px;
  height: var(--header-h);
  z-index: 1000;
  background: #ffffff;
  border-radius: 999px;
  box-shadow: 0 2px 20px rgba(0,0,0,.08);
  transition: box-shadow var(--transition);
}
.site-header.is-scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,.12);
}

.header-inner {
  max-width: 100%;
  margin: 0 auto;
  padding: 0 28px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.logo:hover { opacity: 1; }
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1;
}
.logo-text {
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .04em;
}

/* Nav */
.global-nav { display: none; }
.nav-list { display: flex; gap: 0; }
.nav-list li {
}
.nav-list li:first-child {
}
.nav-list a {
  font-family: var(--font-en);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ink-soft);
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding: 22px 20px;
  position: relative;
}
.nav-num {
  font-size: 0;
  width: 0;
  overflow: hidden;
  opacity: 0;
}
.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-list a:hover { color: var(--accent); }
.nav-list a:hover::after { width: 100%; }

.header-actions { display: none; }
.header-tel {
  display: flex;
  align-items: center;
  gap: .3em;
  font-family: var(--font-en);
  font-size: .85rem;
  font-weight: 600;
  color: var(--ink);
}
.header-tel:hover { color: var(--accent); }
.icon-phone { flex-shrink: 0; }

/* Hamburger - 2-line style */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  width: 28px; height: 28px;
  z-index: 1100;
}
.hamburger-line {
  display: block;
  width: 100%; height: 1.5px;
  background: var(--ink);
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.is-active .hamburger-line:nth-child(1) {
  transform: translateY(4.75px) rotate(45deg);
}
.hamburger.is-active .hamburger-line:nth-child(2) {
  transform: translateY(-4.75px) rotate(-45deg);
}

/* Mobile menu */
@media (max-width: 1023px) {
  .global-nav {
    display: block;
    position: fixed;
    top: 0; right: -100%;
    width: 80%; max-width: 380px;
    height: 100vh;
    background: var(--cream);
    box-shadow: -8px 0 40px rgba(0,0,0,.08);
    z-index: 1050;
    padding: calc(var(--header-h) + 40px) 32px 40px;
    transition: right var(--transition);
    overflow-y: auto;
  }
  .global-nav.is-open { right: 0; }
  .nav-list { flex-direction: column; gap: 0; }
  .nav-list li {
  }
  .nav-list li:first-child {
  }
  .nav-list a {
    display: flex;
    padding: 16px 0;
    font-size: .95rem;
  }
  .nav-list a::after { display: none; }
}

@media (min-width: 1024px) {
  .global-nav { display: block; }
  .header-actions { display: flex; align-items: center; gap: 20px; }
  .hamburger { display: none; }
}

.nav-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(26, 20, 32, .3);
  z-index: 1040;
  opacity: 0; visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}
.nav-overlay.is-visible { opacity: 1; visibility: visible; }

/* ========================================
   Hero
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--white);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--ink);
  z-index: 0;
}

.hero-slideshow {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12, 12, 12, .65), rgba(38, 50, 127, .45));
  z-index: 1;
}

.hero-grain {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: .12;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 180px;
}

.hero-shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .4;
}
.hero-shape--1 {
  width: 500px; height: 500px;
  background: var(--accent);
  top: -10%; right: -8%;
  animation: floatShape 18s ease-in-out infinite;
}
.hero-shape--2 {
  width: 400px; height: 400px;
  background: var(--indigo);
  bottom: -15%; left: 5%;
  animation: floatShape 22s ease-in-out infinite reverse;
}
.hero-shape--3 {
  width: 250px; height: 250px;
  background: var(--gold);
  top: 40%; left: 45%;
  opacity: .2;
  animation: floatShape 15s ease-in-out infinite 3s;
}

@keyframes floatShape {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(.95); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: calc(var(--header-h) + 48px) 20px 48px;
  max-width: 820px;
}

.hero-eyecatch { margin-bottom: 20px; }
.hero-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-size: .7rem;
  font-weight: 300;
  letter-spacing: .35em;
  text-transform: uppercase;
  padding: 6px 20px;
  border-radius: 4px;
  background: rgba(255,255,255,.1);
  color: rgba(255,255,255,.7);
}

.hero-title {
  font-family: var(--font-ja);
  font-size: clamp(2rem, 7vw, 3.8rem);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 24px;
  letter-spacing: .06em;
}
.hero-title-line { display: block; }
.hero-title-line--accent {
  background: linear-gradient(135deg, var(--accent-soft), var(--gold-soft));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-family: var(--font-sans);
  font-size: clamp(.82rem, 1.8vw, 1rem);
  line-height: 2;
  margin-bottom: 36px;
  opacity: .75;
  font-weight: 400;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
@media (min-width: 768px) {
  .hero-cta { flex-direction: row; justify-content: center; }
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.hero-scroll span {
  font-family: var(--font-en);
  font-size: .6rem;
  letter-spacing: .2em;
  color: rgba(255,255,255,.4);
  writing-mode: vertical-rl;
}
.hero-scroll-line {
  width: 1px; height: 48px;
  background: rgba(255,255,255,.25);
  position: relative;
  overflow: hidden;
}
.hero-scroll-line::after {
  content: '';
  position: absolute;
  top: -100%; left: 0;
  width: 100%; height: 100%;
  background: var(--white);
  animation: scrollDrop 2.2s ease-in-out infinite;
}
@keyframes scrollDrop {
  0% { top: -100%; }
  50% { top: 100%; }
  100% { top: 100%; }
}

/* Side text */
.hero-side-text {
  position: absolute;
  right: 24px; top: 50%;
  transform: translateY(-50%) rotate(90deg);
  transform-origin: center center;
  font-family: var(--font-en);
  font-size: .6rem;
  font-weight: 300;
  letter-spacing: .4em;
  color: rgba(255,255,255,.15);
  white-space: nowrap;
  z-index: 1;
  display: none;
}
@media (min-width: 1024px) { .hero-side-text { display: block; } }

/* ========================================
   Services
   ======================================== */
.services {
  padding: 120px 0 100px;
  background: var(--grad-section-light);
}
@media (min-width: 768px) { .services { padding: 160px 0 140px; } }

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 768px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}

.service-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius-l);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,.05);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 48px rgba(0,0,0,.1);
}

.service-card-num {
  font-family: var(--font-en);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent-pale);
  line-height: 1;
  position: absolute;
  top: 16px; right: 20px;
}

.service-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px; height: 60px;
  border-radius: 14px;
  background: var(--accent-pale);
  color: var(--accent);
  margin-bottom: 20px;
}

.service-card-title {
  font-family: var(--font-ja);
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 12px;
  color: var(--ink);
}

.service-card-text {
  font-size: .85rem;
  color: var(--ink-muted);
  line-height: 1.75;
  flex: 1;
}

.service-card-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--cream);
  color: var(--accent);
  margin-top: 20px;
  transition: background var(--transition), color var(--transition);
}
.service-card:hover .service-card-arrow {
  background: var(--grad-accent);
  color: var(--white);
}

/* 背景画像付きカード */
.service-card--has-bg {
  background-size: cover;
  background-position: center;
  color: var(--white);
  min-height: 320px;
  justify-content: flex-end;
}
.service-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(12, 12, 12, .25) 0%, rgba(38, 50, 127, .65) 100%);
  z-index: 0;
  transition: background var(--transition);
}
.service-card--has-bg:hover .service-card-overlay {
  background: linear-gradient(180deg, rgba(12, 12, 12, .35) 0%, rgba(38, 50, 127, .75) 100%);
}
.service-card--has-bg .service-card-num,
.service-card--has-bg .service-card-title,
.service-card--has-bg .service-card-text {
  position: relative;
  z-index: 1;
  color: var(--white);
}
.service-card--has-bg .service-card-num {
  color: rgba(255, 255, 255, .3);
}
.service-card--has-bg .service-card-arrow {
  position: relative;
  z-index: 1;
  background: rgba(255, 255, 255, .2);
  color: var(--white);
}
.service-card--has-bg:hover .service-card-arrow {
  background: var(--white);
  color: var(--ink);
}

/* ========================================
   Idol Section
   ======================================== */
.section-idol {
  padding: 120px 0 100px;
  background: var(--white);
}
@media (min-width: 768px) { .section-idol { padding: 160px 0 140px; } }

.idol-intro {
  max-width: 780px;
  margin: 0 auto 64px;
  text-align: center;
  color: var(--ink-muted);
  font-size: .92rem;
}

/* Group header */
.group-header {
  margin-top: 72px;
  margin-bottom: 32px;
}
.group-header:first-of-type { margin-top: 0; }

.group-title {
  display: flex;
  align-items: center;
  gap: 16px;
}
.group-title-line {
  display: block;
  width: 40px; height: 2px;
  background: var(--grad-accent);
}
.group-name {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink);
}

/* Talent grid */
.talent-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
@media (min-width: 768px) {
  .talent-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
}
@media (min-width: 1024px) {
  .talent-grid--7 { grid-template-columns: repeat(4, 1fr); }
}

.talent-card { position: relative; }

.talent-photo {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-l);
  aspect-ratio: 3 / 4;
  background: var(--paper);
}
.talent-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s cubic-bezier(.4, 0, .2, 1);
}
.talent-card:hover .talent-photo img {
  transform: scale(1.06);
}

/* Hover overlay with profile */
.talent-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(12,12,12,.88) 0%, rgba(38,50,127,.3) 50%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 20px 16px;
  opacity: 0;
  transition: opacity var(--transition);
  border-radius: var(--radius-l);
}
.talent-card:hover .talent-overlay { opacity: 1; }

.talent-profile {
  font-size: .75rem;
  color: rgba(255,255,255,.9);
  line-height: 1.7;
}

.talent-info {
  padding: 10px 4px 0;
}
.talent-name {
  font-family: var(--font-ja);
  font-size: .92rem;
  font-weight: 600;
}
.talent-meta {
  font-size: .72rem;
  color: var(--ink-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}
.talent-color {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Idol business */
.idol-business {
  margin-top: 72px;
  padding-top: 72px;
}

.idol-business-header {
  text-align: center;
  margin-bottom: 40px;
}
.idol-business-title {
  font-family: var(--font-ja);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.idol-business-lead {
  font-size: .9rem;
  color: var(--ink-muted);
}

.idol-business-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 40px;
}
@media (min-width: 768px) {
  .idol-business-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .idol-business-grid { grid-template-columns: repeat(4, 1fr); }
}

.idol-business-card {
  background: var(--grad-card);
  border-radius: var(--radius-m);
  padding: 28px 20px;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition);
}
.idol-business-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,.06);
  transform: translateY(-3px);
}
.idol-business-icon { color: var(--accent); margin-bottom: 12px; }
.idol-business-card h4 {
  font-size: .9rem; font-weight: 700;
  margin-bottom: 6px;
}
.idol-business-card p {
  font-size: .78rem; color: var(--ink-muted); line-height: 1.6;
}

.idol-business-cta { text-align: center; margin-bottom: 72px; }

/* CTA Banner */
.cta-banner { margin-top: 48px; }
.cta-banner-inner {
  position: relative;
  background: var(--grad-dark);
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-xl);
  padding: 56px 32px;
  text-align: center;
  color: var(--white);
  overflow: hidden;
}
.cta-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12, 12, 12, .6), rgba(38, 50, 127, .5));
  z-index: 0;
}
.cta-banner-deco {
  position: absolute;
  top: -60px; right: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: var(--accent);
  opacity: .15;
  filter: blur(40px);
}
.cta-banner-title {
  font-family: var(--font-ja);
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.cta-banner-text {
  font-size: .9rem;
  margin-bottom: 28px;
  opacity: .75;
  position: relative;
  z-index: 1;
}
.cta-banner .btn { position: relative; z-index: 1; }

/* ========================================
   Training
   ======================================== */
.section-training {
  padding: 120px 0 100px;
  background: var(--grad-section-pale);
}
@media (min-width: 768px) { .section-training { padding: 160px 0 140px; } }

.section-training .section-title-en { color: var(--indigo); }
.section-training .subsection-title { }

.training-intro {
  max-width: 780px;
  margin: 0 auto 56px;
  text-align: center;
  color: var(--ink-muted);
  font-size: .92rem;
}

.training-programs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 56px;
}
@media (min-width: 768px) {
  .training-programs { grid-template-columns: repeat(2, 1fr); gap: 16px; }
}

.training-card {
  background: var(--white);
  border-radius: var(--radius-m);
  padding: 32px 28px;
  box-shadow: 0 2px 12px rgba(0,0,0,.05);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
}
.training-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,.1);
  transform: translateY(-3px);
}

.training-card-num {
  font-family: var(--font-en);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--indigo-pale);
  line-height: 1;
  margin-bottom: 8px;
}

.training-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--ink);
}

.training-card-text {
  font-size: .85rem;
  color: var(--ink-muted);
  line-height: 1.7;
}

/* Merit list */
.training-merits { margin-bottom: 56px; }

.merit-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 768px) {
  .merit-list { grid-template-columns: repeat(2, 1fr); }
}

.merit-list li {
  background: var(--white);
  border-radius: var(--radius-m);
  padding: 20px 24px;
  box-shadow: 0 2px 12px rgba(0,0,0,.04);
}
.merit-list li strong {
  display: block;
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.merit-list li span {
  font-size: .82rem;
  color: var(--ink-muted);
  line-height: 1.6;
}

/* Announce card */
.announce-card {
  max-width: 680px;
  margin: 0 auto 56px;
}
.announce-card-inner {
  background: var(--white);
  border-radius: var(--radius-l);
  padding: 48px 32px;
  text-align: center;
  position: relative;
  box-shadow: 0 4px 24px rgba(0,0,0,.06);
}
.announce-label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  background: var(--grad-indigo);
  color: var(--white);
  padding: 4px 16px;
  border-radius: 4px;
  margin-bottom: 16px;
}
.announce-title {
  font-family: var(--font-ja);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--indigo);
  margin-bottom: 20px;
}
.announce-info {
  text-align: left;
  max-width: 400px;
  margin: 0 auto 28px;
}
.announce-info > div {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  font-size: .88rem;
}
.announce-info dt {
  flex-shrink: 0;
  width: 3.5em;
  font-weight: 700;
  color: var(--ink-muted);
}
.announce-info dd { flex: 1; }

.section-cta { text-align: center; }

/* ========================================
   Event
   ======================================== */
.section-event {
  padding: 120px 0 100px;
  background: var(--white);
}
@media (min-width: 768px) { .section-event { padding: 160px 0 140px; } }

.event-intro {
  max-width: 780px;
  margin: 0 auto 56px;
  text-align: center;
  color: var(--ink-muted);
  font-size: .92rem;
}

.event-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 56px;
}
@media (min-width: 768px) {
  .event-features { grid-template-columns: repeat(2, 1fr); }
}

.event-feature {
  background: var(--grad-card);
  border-radius: var(--radius-l);
  padding: 36px 28px;
}
.event-feature h3 {
  font-family: var(--font-ja);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--indigo);
}
.event-feature p {
  font-size: .88rem;
  color: var(--ink-muted);
  line-height: 1.85;
}

.event-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}
.event-stat { text-align: center; }
.event-stat-num {
  display: block;
  font-family: var(--font-en);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  color: var(--indigo);
  line-height: 1.2;
}
.event-stat-num small { font-size: .45em; font-weight: 400; }
.event-stat-label {
  display: block;
  font-size: .72rem;
  color: var(--ink-muted);
  margin-top: 4px;
}
.event-area {
  font-size: .82rem;
  color: var(--ink-muted);
}

/* Event next */
.event-next { max-width: 680px; margin: 0 auto; }
.event-next-inner {
  background: var(--grad-dark);
  border-radius: var(--radius-xl);
  padding: 48px 32px;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.event-next-inner::before {
  content: '';
  position: absolute;
  bottom: -40px; left: -40px;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: var(--indigo);
  opacity: .3;
  filter: blur(40px);
}

.event-next-label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  background: rgba(255,255,255,.1);
  padding: 4px 16px;
  border-radius: 4px;
  margin-bottom: 16px;
  position: relative;
}
.event-next-title {
  font-family: var(--font-ja);
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 20px;
  position: relative;
}
.event-next-info {
  text-align: left;
  max-width: 400px;
  margin: 0 auto 28px;
  position: relative;
}
.event-next-info > div {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  font-size: .88rem;
}
.event-next-info dt {
  flex-shrink: 0;
  width: 4em;
  font-weight: 700;
  opacity: .6;
}
.event-next-info dd { flex: 1; }

/* ========================================
   About / Philosophy
   ======================================== */
.section-about {
  padding: 120px 0 100px;
  background: url('../images/philosophy-bg.jpg') no-repeat center center;
  background-size: cover;
  color: var(--white);
}
.section-about::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,12,12,.7), rgba(38,50,127,.55));
  z-index: 0;
}
.section-about > .container,
.section-about > .arc-top,
.section-about > .geo {
  position: relative;
  z-index: 1;
}
.section-about .section-title-en {
  background: linear-gradient(135deg, #fff, rgba(255,255,255,.8));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-about .section-title-ja { color: rgba(255,255,255,.9); }
.section-about .section-num {
  background: linear-gradient(135deg, #fff, rgba(255,255,255,.7));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-about .about-headline {
  background: linear-gradient(135deg, #fff, var(--accent-soft));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-about .about-text p { color: rgba(255,255,255,.9); }
.section-about .about-quote { color: var(--white); }
@media (min-width: 768px) { .section-about { padding: 160px 0 140px; } }

.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 768px) {
  .about-content { grid-template-columns: 1fr 1.1fr; gap: 64px; }
}

.about-visual {
  position: relative;
  border-radius: var(--radius-l);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--accent-pale), var(--indigo-pale));
}
.about-visual-frame {
  position: absolute;
  inset: 12px;
  border-radius: calc(var(--radius-l) - 6px);
}

.about-headline {
  font-family: var(--font-ja);
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-weight: 800;
  line-height: 1.45;
  margin-bottom: 24px;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-text p {
  font-size: .92rem;
  margin-bottom: 12px;
  color: var(--ink-soft);
  line-height: 2;
}

.about-quote {
  font-family: var(--font-ja);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--ink);
  padding: 20px 0;
  margin: 20px 0;
  text-align: center;
}

.about-content--no-visual {
  grid-template-columns: 1fr !important;
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

/* ========================================
   Contact
   ======================================== */
.section-contact {
  padding: 120px 0 100px;
  background: linear-gradient(180deg, var(--warm-white), var(--cream));
}
@media (min-width: 768px) { .section-contact { padding: 160px 0 140px; } }

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  max-width: 900px;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .contact-wrapper { grid-template-columns: 1.2fr .8fr; }
}

.contact-lead {
  font-size: .88rem;
  color: var(--ink-muted);
  margin-bottom: 32px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 768px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}

.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--ink-soft);
}

.required {
  display: inline-block;
  font-size: .65rem;
  background: var(--grad-accent);
  color: var(--white);
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: 4px;
  vertical-align: middle;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .75em 1em;
  font-size: .92rem;
  font-family: var(--font-sans);
  border: none;
  border-radius: var(--radius-m);
  background: var(--white);
  box-shadow: 0 1px 6px rgba(0,0,0,.08);
  transition: box-shadow var(--transition);
  appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='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 1em center;
  padding-right: 2.5em;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(48, 63, 159, .15);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-group--check { margin-top: 4px; }
.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  cursor: pointer;
  font-size: .85rem;
}
.checkbox-label input[type="checkbox"] {
  margin-top: .35em;
  accent-color: var(--accent);
  width: 16px; height: 16px;
  flex-shrink: 0;
}
.checkbox-label a { color: var(--accent); text-decoration: underline; }

.btn-submit { align-self: flex-start; min-width: 200px; }

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  box-shadow: 0 0 0 3px rgba(192, 57, 43, .15);
}
.form-error {
  font-size: .78rem;
  color: #c0392b;
  margin-top: 4px;
}

/* Company info card */
.contact-info-card {
  background: var(--white);
  border-radius: var(--radius-l);
  padding: 32px 28px;
  box-shadow: 0 2px 16px rgba(0,0,0,.05);
}
.contact-info-card h3 {
  font-family: var(--font-ja);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 20px;
  padding-bottom: 12px;
}

.company-info > div {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  font-size: .88rem;
}
.company-info > div:last-child { }
.company-info dt {
  flex-shrink: 0;
  width: 3.5em;
  font-weight: 700;
  color: var(--ink-muted);
}
.company-info dd { flex: 1; }
.company-info a { color: var(--accent); }

.map-embed {
  margin-top: 20px;
  border-radius: var(--radius-m);
  overflow: hidden;
}
.map-embed iframe { display: block; }

/* ========================================
   Footer
   ======================================== */
.site-footer {
  background: var(--grad-dark);
  color: var(--white);
  padding: 100px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
@media (min-width: 768px) {
  .footer-inner { grid-template-columns: 1.3fr 1fr; }
}

.footer-brand {}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.footer-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 6px;
  background: var(--accent);
  color: var(--white);
  font-size: .9rem;
  line-height: 1;
}
.footer-tagline {
  font-family: var(--font-ja);
  font-size: .82rem;
  color: var(--white);
  margin-bottom: 16px;
}
.footer-address {
  font-size: .82rem;
  font-style: normal;
  line-height: 1.9;
}
.footer-address a { color: var(--white); }

.footer-nav ul { display: flex; flex-direction: column; gap: 0; }
.footer-nav li {
}
.footer-nav a {
  font-family: var(--font-en);
  font-size: .82rem;
  font-weight: 400;
  letter-spacing: .04em;
  padding: 10px 0;
  display: block;
}
.footer-nav a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 0;
  font-size: .75rem;
}
@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}
.footer-privacy { color: var(--white); }
.footer-privacy:hover { color: var(--white); }
.footer-copy { color: var(--white); }

/* ========================================
   Background Geometric Decorations
   ======================================== */
@keyframes geoFloat {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(10px, -15px) rotate(8deg); }
}
@keyframes geoSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes geoPulse {
  0%, 100% { transform: scale(1); opacity: .07; }
  50% { transform: scale(1.15); opacity: .12; }
}

.geo {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}

/* Circles — green */
.geo--circle {
  border-radius: 50%;
  border: 2px solid #4caf50;
  opacity: .12;
}
/* Circle filled — orange */
.geo--circle-filled {
  border-radius: 50%;
  background: linear-gradient(135deg, #ff9800, #ffb74d);
  opacity: .10;
}

/* Rings — red */
.geo--ring {
  border-radius: 50%;
  border: 1.5px solid #e53935;
  opacity: .10;
}
/* Ring dashed — teal */
.geo--ring-dashed {
  border-radius: 50%;
  border: 1.5px dashed #26a69a;
  opacity: .12;
}

/* Diamond — yellow */
.geo--diamond {
  border: 2px solid #fdd835;
  opacity: .12;
  transform: rotate(45deg);
}
/* Square — pink */
.geo--square {
  border: 1.5px solid #ec407a;
  opacity: .10;
}

/* Triangle — orange */
.geo--triangle {
  width: 0 !important; height: 0 !important;
  border-left: 30px solid transparent;
  border-right: 30px solid transparent;
  border-bottom: 52px solid #ff7043;
  opacity: .10;
  background: none !important;
}

/* Dots — green */
.geo--dots {
  opacity: .08;
  background-image: radial-gradient(#66bb6a 2px, transparent 2px);
  background-size: 14px 14px;
}

/* Cross — red */
.geo--cross {
  opacity: .10;
}
.geo--cross::before,
.geo--cross::after {
  content: '';
  position: absolute;
  background: #ef5350;
}
.geo--cross::before {
  width: 100%; height: 2px;
  top: 50%; left: 0;
  transform: translateY(-50%);
}
.geo--cross::after {
  width: 2px; height: 100%;
  left: 50%; top: 0;
  transform: translateX(-50%);
}

/* Lines — yellow */
.geo--line {
  height: 1.5px !important;
  background: #fbc02d;
  opacity: .12;
}
.geo--line-v {
  width: 1.5px !important;
  background: #fbc02d;
  opacity: .12;
}

/* Hexagon — purple */
.geo--hex {
  opacity: .10;
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  border: none;
  background: #ab47bc;
}

/* ========================================
   Section Arc Dividers
   ======================================== */
.arc-top {
  position: absolute;
  top: -1px; left: 0; right: 0;
  height: 60px;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
}
.arc-top svg {
  display: block;
  width: 100%;
  height: 100%;
}
@media (min-width: 768px) {
  .arc-top { height: 80px; }
}

/* ---- Section-specific placements ---- */

/* Services section */
.services {
  position: relative;
  overflow: hidden;
}
.services .geo--a {
  width: 120px; height: 120px;
  top: 8%; left: 3%;
  animation: geoFloat 12s ease-in-out infinite;
}
.services .geo--b {
  width: 80px; height: 80px;
  top: 20%; right: 5%;
  animation: geoFloat 16s ease-in-out infinite 2s;
}
.services .geo--c {
  width: 180px; height: 180px;
  bottom: 10%; left: 8%;
  animation: geoPulse 10s ease-in-out infinite;
}
.services .geo--d {
  top: 60%; right: 3%;
  animation: geoFloat 14s ease-in-out infinite 4s;
}
.services .geo--e {
  width: 100px; height: 100px;
  bottom: 5%; right: 15%;
  animation: geoSpin 30s linear infinite;
}

/* Idol section */
.section-idol {
  position: relative;
  overflow: hidden;
}
.section-idol .geo--a {
  width: 150px; height: 150px;
  top: 5%; right: 2%;
  animation: geoPulse 14s ease-in-out infinite;
}
.section-idol .geo--b {
  width: 60px; height: 60px;
  top: 15%; left: 4%;
  animation: geoFloat 10s ease-in-out infinite 1s;
}
.section-idol .geo--c {
  width: 200px; height: 200px;
  top: 40%; right: -2%;
  animation: geoSpin 40s linear infinite;
}
.section-idol .geo--d {
  width: 90px; height: 90px;
  bottom: 15%; left: 5%;
  animation: geoFloat 18s ease-in-out infinite 3s;
}

/* Training section */
.section-training {
  position: relative;
  overflow: hidden;
}
.section-training .geo--a {
  width: 130px; height: 130px;
  top: 10%; left: -2%;
  animation: geoFloat 15s ease-in-out infinite;
}
.section-training .geo--b {
  width: 100px; height: 100px;
  top: 30%; right: 4%;
  animation: geoSpin 25s linear infinite;
}
.section-training .geo--c {
  bottom: 8%; left: 10%;
  animation: geoFloat 12s ease-in-out infinite 2s;
}
.section-training .geo--d {
  width: 160px; height: 160px;
  bottom: 5%; right: -1%;
  animation: geoPulse 16s ease-in-out infinite;
}

/* Event section */
.section-event {
  position: relative;
  overflow: hidden;
}
.section-event .geo--a {
  width: 110px; height: 110px;
  top: 12%; right: 6%;
  animation: geoFloat 13s ease-in-out infinite;
}
.section-event .geo--b {
  width: 70px; height: 70px;
  top: 35%; left: 3%;
  animation: geoSpin 20s linear infinite;
}
.section-event .geo--c {
  width: 140px; height: 140px;
  bottom: 10%; right: 2%;
  animation: geoPulse 11s ease-in-out infinite;
}

/* About section */
.section-about {
  position: relative;
  overflow: hidden;
}
.section-about .geo--a {
  width: 100px; height: 100px;
  top: 10%; left: 5%;
  animation: geoFloat 14s ease-in-out infinite;
}
.section-about .geo--b {
  width: 160px; height: 160px;
  bottom: 8%; right: 3%;
  animation: geoPulse 12s ease-in-out infinite;
}
.section-about .geo--c {
  width: 50px; height: 50px;
  top: 50%; right: 8%;
  animation: geoFloat 10s ease-in-out infinite 3s;
}

/* Contact section */
.section-contact {
  position: relative;
  overflow: hidden;
}
.section-contact .geo--a {
  width: 120px; height: 120px;
  top: 8%; right: 5%;
  animation: geoSpin 35s linear infinite;
}
.section-contact .geo--b {
  width: 80px; height: 80px;
  bottom: 12%; left: 4%;
  animation: geoFloat 16s ease-in-out infinite;
}

/* Hide on small screens for performance */
@media (max-width: 767px) {
  .geo { display: none; }
}

/* ========================================
   Animations
   ======================================== */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s cubic-bezier(.4, 0, .2, 1), transform .7s cubic-bezier(.4, 0, .2, 1);
}
[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   Privacy Policy Page
   ======================================== */
.section-privacy {
  padding: calc(var(--header-h) + 48px) 0 100px;
}
.privacy-title {
  font-family: var(--font-ja);
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 20px;
}
.privacy-lead {
  max-width: 780px;
  margin: 0 auto 48px;
  font-size: .92rem;
  color: var(--ink-muted);
  text-align: center;
  line-height: 1.9;
}
.privacy-body {
  max-width: 780px;
  margin: 0 auto;
}
.privacy-body h2 {
  font-family: var(--font-ja);
  font-size: 1.05rem;
  font-weight: 600;
  margin-top: 48px;
  margin-bottom: 12px;
  padding-left: 16px;
  border-left: 3px solid var(--accent);
}
.privacy-body p {
  font-size: .88rem;
  color: var(--ink-muted);
  line-height: 1.95;
  margin-bottom: 12px;
}
.privacy-body ul {
  margin: 8px 0 12px 20px;
  font-size: .88rem;
  color: var(--ink-muted);
  line-height: 1.95;
}
.privacy-body li {
  position: relative;
  padding-left: 1.2em;
  margin-bottom: 4px;
}
.privacy-body li::before {
  content: '\2022';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.privacy-contact {
  background: var(--paper);
  border-radius: var(--radius-m);
  padding: 20px 28px;
  margin: 12px 0;
}
.privacy-contact dl > div {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(0,0,0,.06);
  font-size: .88rem;
}
.privacy-contact dl > div:last-child { border-bottom: none; }
.privacy-contact dt {
  flex-shrink: 0;
  width: 5em;
  font-weight: 700;
  color: var(--ink-muted);
}
.privacy-contact dd { flex: 1; }
.privacy-contact a { color: var(--accent); }

.privacy-date {
  margin-top: 40px;
  font-size: .82rem;
  color: var(--ink-muted);
  text-align: right;
}
.privacy-back {
  text-align: center;
  margin-top: 48px;
}

/* ========================================
   Performance: content-visibility
   ======================================== */
.section-idol,
.section-training,
.section-event,
.section-about,
.section-contact,
.site-footer {
  content-visibility: auto;
  contain-intrinsic-size: auto 800px;
}