:root {
  --bg: #ffffff;
  --bg-2: #fafaf8;
  --bg-3: #f4f4f2;
  --ink: #1a1a1a;
  --ink-dim: #555555;
  --ink-mute: #9a9a9a;
  --line: #ececec;
  --pink: #ff6fa3;
  --pink-2: #ffa0bf;
  --pink-deep: #d94d7e;
  --accent: #ffb25c;
  --accent-2: #ffe3a8;
  --lime: #a3d9a5;
  /* purple palette (LP と統一) */
  --purple: #8A2BE2;
  --purple-2: #a855f7;
  --purple-deep: #6d28d9;
  --shadow-soft: 0 10px 28px rgba(0, 0, 0, 0.06);
  /* フォントは LP (landing_page) と統一 */
  --font-display: 'DM Sans', 'Zen Kaku Gothic New', 'Hiragino Sans', sans-serif;
  --font-ja: 'DM Sans', 'Zen Kaku Gothic New', 'Hiragino Sans', sans-serif;
  --font-serif-en: 'DM Sans', 'Instrument Serif', sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-ja);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: radial-gradient(circle, rgba(0,0,0,0.035) 1px, transparent 1.2px);
  background-size: 24px 24px;
  opacity: 0.8;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}
@media (max-width: 760px) {
  .container { padding: 0 20px; }
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(255,255,255,0.85);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.logo-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.logo em { font-style: normal; color: var(--pink); }
.logo-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
  background: var(--bg-3);
  padding: 2px 8px;
  border-radius: 999px;
}
.nav-links {
  display: flex;
  gap: 24px;
  font-size: 13px;
  color: var(--ink-dim);
  font-weight: 500;
}
.nav-links a { transition: color 0.2s; }
.nav-links a:hover { color: var(--pink); }
.nav-links a.active { color: var(--pink); }
@media (max-width: 600px) { .nav-links { display: none; } }

/* ===== BUTTON (LP と統一) ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  border: none;
  font-family: inherit;
  font-weight: 700;
  font-size: 14px;
  padding: 12px 22px;
  border-radius: 999px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, color 0.2s;
  white-space: nowrap;
}
.btn-gradient {
  background: linear-gradient(135deg, var(--pink) 0%, var(--purple) 100%);
  color: #fff;
  box-shadow: 0 8px 22px rgba(255, 111, 163, 0.4);
}
.btn-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(255, 111, 163, 0.52);
}

/* ===== EYEBROW PILL (LP と統一) ===== */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-ja);
  font-weight: 700;
  color: var(--pink-deep);
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 7px 16px;
  border: 1px solid rgba(255, 111, 163, 0.35);
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 4px 14px rgba(255, 111, 163, 0.12);
  margin-bottom: 18px;
}
.eyebrow .dot {
  width: 7px;
  height: 7px;
  background: var(--pink);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(255, 111, 163, 0.22);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  50% { box-shadow: 0 0 0 8px rgba(255, 111, 163, 0); }
}

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, #fff5f9 0%, #fff 60%);
  border-bottom: 1px solid var(--line);
  padding: 56px 0 48px;
  text-align: center;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
  line-height: 1.25;
}
.hero-title em {
  font-style: normal;
  color: var(--pink);
  position: relative;
}
.hero-title em::after {
  content: '';
  position: absolute;
  left: -2px;
  right: -2px;
  bottom: 6%;
  height: 18%;
  z-index: -1;
  background: var(--accent-2);
  border-radius: 6px;
  transform: rotate(-1deg);
}
.hero-sub {
  font-size: 15px;
  color: var(--ink-dim);
  margin: 0 0 28px;
}
.search-wrap {
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}
.search-input {
  width: 100%;
  padding: 14px 52px 14px 20px;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  font-size: 15px;
  font-family: var(--font-ja);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  background: #fff;
}
.search-input:focus {
  border-color: var(--pink);
  box-shadow: 0 0 0 3px rgba(255,111,163,0.12);
}
.search-icon {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-mute);
  pointer-events: none;
}

/* ===== CATEGORY CARDS ===== */
.section { padding: 52px 0; }
.section-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 20px;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.cat-card {
  border: 1.5px solid var(--line);
  border-radius: 14px;
  padding: 24px 20px;
  background: var(--bg);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
  cursor: pointer;
  display: block;
}
.cat-card:hover {
  border-color: var(--pink-2);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}
.cat-icon {
  font-size: 28px;
  margin-bottom: 10px;
}
.cat-name {
  font-size: 14px;
  font-weight: 700;
  margin: 0 0 4px;
}
.cat-count {
  font-size: 12px;
  color: var(--ink-mute);
}

/* ===== POPULAR ARTICLES ===== */
.article-list { list-style: none; padding: 0; margin: 0; }
.article-item {
  border-bottom: 1px solid var(--line);
}
.article-item:last-child { border-bottom: none; }
.article-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 4px;
  font-size: 14px;
  color: var(--ink);
  transition: color 0.2s;
}
.article-link:hover { color: var(--pink); }
.article-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: #fff0f6;
  color: var(--pink-deep);
  white-space: nowrap;
  flex-shrink: 0;
}
.article-badge.fan {
  background: #f0f4ff;
  color: #4a6cf7;
}

/* ===== FAQ PAGE ===== */
.faq-page { padding: 48px 0 80px; }
.page-title {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}
.page-title em {
  font-style: normal;
  color: var(--pink);
  position: relative;
}
.page-title em::after {
  content: '';
  position: absolute;
  left: -2px;
  right: -2px;
  bottom: 4%;
  height: 16%;
  z-index: -1;
  background: var(--accent-2);
  border-radius: 6px;
  transform: rotate(-1deg);
}
.page-desc {
  font-size: 14px;
  color: var(--ink-dim);
  margin: 0 0 36px;
}
.faq-search-bar {
  margin-bottom: 40px;
}

.faq-category { margin-bottom: 48px; }
.faq-category-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--pink);
  display: flex;
  align-items: center;
  gap: 8px;
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item.hidden { display: none; }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 4px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  transition: color 0.2s;
  user-select: none;
}
.faq-question:hover { color: var(--pink); }
.faq-chevron {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--ink-mute);
  transition: transform 0.25s;
  margin-top: 2px;
}
.faq-item.open .faq-chevron { transform: rotate(180deg); }
.faq-answer {
  display: none;
  padding: 0 4px 20px;
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.8;
  white-space: pre-line;
}
.faq-item.open .faq-answer { display: block; }
.faq-minor {
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-mute);
  background: var(--bg-3);
  padding: 1px 7px;
  border-radius: 999px;
  margin-right: 4px;
  flex-shrink: 0;
}
.faq-category.hidden { display: none; }
.faq-ref {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--ink-mute);
}
.no-results {
  text-align: center;
  padding: 60px 0;
  color: var(--ink-mute);
  font-size: 14px;
  display: none;
}

/* ===== FAQ カテゴリフィルタ ===== */
.faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}
.faq-filter-chip {
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-dim);
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  line-height: 1.4;
  text-align: left;
  max-width: 100%;
}
.faq-filter-chip:hover { border-color: var(--pink-2); color: var(--pink-deep); }
.faq-filter-chip.is-active {
  color: #fff;
  background: var(--pink);
  border-color: var(--pink);
}

/* ===== SUPPORT TOP (combined FAQ) ===== */
.faq-top { padding: 56px 0 80px; }
.faq-top-title {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0 0 14px;
}
.faq-top-title em {
  font-style: normal;
  color: var(--purple);
  position: relative;
}
.faq-top-title em::after {
  content: '';
  position: absolute;
  left: -4px;
  right: -4px;
  bottom: 4%;
  height: 42%;
  z-index: -1;
  background: linear-gradient(135deg, rgba(255, 111, 163, 0.38) 0%, rgba(138, 43, 226, 0.28) 100%);
  border-radius: 6px;
  transform: rotate(-1deg);
}
.faq-top-desc {
  font-size: 15px;
  color: var(--ink-dim);
  line-height: 1.8;
  margin: 0 0 24px;
}
.faq-top-note {
  font-size: 13px;
  color: var(--ink-mute);
  line-height: 1.7;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 18px;
  margin: 0 0 36px;
}
.faq-filter-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
  margin: 0 0 8px;
}
.faq-top .search-wrap {
  max-width: none;
  margin: 0;
}

/* 対象者タブ */
.aud-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 30px;
}
.aud-tab {
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-dim);
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  padding: 10px 24px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s, box-shadow 0.2s, transform 0.15s;
}
.aud-tab:hover { border-color: var(--pink-2); color: var(--pink-deep); }
.aud-tab.is-active {
  color: #fff;
  background: linear-gradient(135deg, var(--pink) 0%, var(--pink-deep) 100%);
  border-color: transparent;
  box-shadow: 0 8px 20px rgba(255, 111, 163, 0.35);
}

/* カテゴリアコーディオン */
.cat-acc-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cat-acc {
  border: 1.5px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: border-color 0.2s;
}
.cat-acc.hidden { display: none; }
.cat-acc.open { border-color: var(--pink-2); }
.cat-acc-head {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  transition: color 0.2s;
}
.cat-acc-head:hover .cat-acc-name { color: var(--pink-deep); }
.cat-acc-name {
  flex: 1;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  transition: color 0.2s;
}
.cat-acc-count {
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-mute);
  white-space: nowrap;
}
.cat-acc-icon {
  flex-shrink: 0;
  width: 22px;
  text-align: center;
  font-size: 24px;
  font-weight: 400;
  line-height: 1;
  color: var(--pink);
  transition: transform 0.25s;
}
.cat-acc.open .cat-acc-icon { transform: rotate(45deg); }
.cat-acc-body {
  display: none;
  padding: 0 24px 8px;
  border-top: 1px solid var(--line);
}
.cat-acc.open .cat-acc-body { display: block; }

@media (max-width: 760px) {
  .cat-acc-head { padding: 16px 18px; }
  .cat-acc-body { padding: 0 18px 6px; }
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--ink-mute);
  margin-bottom: 28px;
}
.breadcrumb a { color: var(--ink-mute); }
.breadcrumb a:hover { color: var(--pink); }
.breadcrumb-sep { opacity: 0.5; }

/* ===== CONTACT ===== */
.contact-page { padding: 48px 0 80px; }
.contact-card {
  border: 1.5px solid var(--line);
  border-radius: 18px;
  padding: 36px 40px;
  background: var(--bg);
  margin-bottom: 20px;
}
.contact-card-title {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.contact-card-desc {
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.8;
  margin: 0;
}
.contact-notice {
  background: #fffbf0;
  border: 1px solid var(--accent-2);
  border-radius: 12px;
  padding: 20px 24px;
  font-size: 13px;
  color: var(--ink-dim);
  line-height: 1.8;
}
.contact-notice strong { color: var(--ink); }

/* ===== FOOTER ===== */
.footer {
  border-top: 1px solid var(--line);
  padding: 32px 0;
  font-size: 12px;
  color: var(--ink-mute);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a { color: var(--ink-mute); }
.footer-links a:hover { color: var(--pink); }

/* ===== DIVIDER ===== */
hr.divider {
  border: none;
  border-top: 1px solid var(--line);
  margin: 0;
}