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

:root {
  --bg-from: #ddf0f8;
  --bg-to: #bcd9ef;
  --glass-bg: rgba(255, 255, 255, 0.42);
  --glass-border: rgba(140, 210, 235, 0.60);
  --text-main: #1a3d58;
  --text-sub: #4a8fa8;
  --accent: #68c4df;
  --accent-hover: #48aecf;
  --nav-height: 48px;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(221, 240, 248, 0.55) 0%, rgba(188, 217, 239, 0.55) 100%),
    url('../images/bg.jpg') center top / cover no-repeat fixed;
  font-family: 'Noto Serif JP', serif;
  color: var(--text-main);
  overflow-x: hidden;
  position: relative;
}

/* ── ヘッダー ── */
.site-header {
  position: relative;
  z-index: 100;
}

.header-top {
  padding: 28px 24px 16px;
  text-align: center;
  background: linear-gradient(180deg, rgba(221, 240, 248, 0.85) 0%, rgba(190, 228, 245, 0.4) 100%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.header-top-link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s;
}
.header-top-link:hover { opacity: 0.75; }

.header-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.68rem;
  letter-spacing: 0.45em;
  color: var(--text-sub);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.header-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.25rem;
  font-weight: 300;
  letter-spacing: 0.3em;
  color: var(--text-main);
}

.header-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(230, 246, 252, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: box-shadow 0.3s ease;
}

.header-nav.scrolled {
  box-shadow: 0 2px 24px rgba(180, 160, 210, 0.2);
}

.header-nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  max-width: 680px;
  margin: 0 auto;
}

.header-nav ul li a {
  display: block;
  padding: 15px 28px;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--text-sub);
  text-decoration: none;
  text-transform: uppercase;
  position: relative;
  transition: color 0.25s ease;
}

.header-nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.25s ease;
}

.header-nav ul li a:hover {
  color: var(--text-main);
}

.header-nav ul li a:hover::after {
  width: 50%;
}

/* ── 花びらアニメーション ── */
.petals {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.petal {
  position: absolute;
  bottom: -80px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid rgba(160, 225, 248, 0.95);
  box-shadow: 0 0 10px rgba(150, 220, 245, 0.70), inset 0 0 6px rgba(255, 255, 255, 0.50);
  opacity: 0;
  animation: rise linear infinite;
}

@keyframes rise {
  0%   { transform: translateY(0) translateX(0);          opacity: 0; }
  8%   { opacity: 0.85; }
  35%  { transform: translateY(-35vh) translateX(18px); }
  65%  { transform: translateY(-65vh) translateX(-14px); }
  92%  { opacity: 0.30; }
  100% { transform: translateY(-112vh) translateX(6px);   opacity: 0; }
}

/* ── レイアウト ── */
.wrapper {
  position: relative;
  z-index: 1;
  margin: 0 auto;
  max-width: 960px;
  width: 100%;
  padding: 48px 60px 60px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

/* セクションのスクロール位置をナビ分オフセット */
#profile, #links, #videos {
  scroll-margin-top: calc(var(--nav-height) + 16px);
}

/* ── ガラスカード ── */
.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 4px 32px rgba(60, 160, 200, 0.18);
  padding: 40px 36px;
  animation: fadeUp 0.8s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.card:nth-child(2) { animation-delay: 0.15s; }
.card:nth-child(3) { animation-delay: 0.3s; }

/* ── プロフィール ── */
.profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.avatar-wrap {
  position: relative;
  width: 120px;
  height: 120px;
}

.avatar-wrap::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, #d8c8e8, #c8d8e8, #e8c8d0, #d8c8e8);
  animation: spin 8s linear infinite;
  opacity: 0.6;
}

@keyframes spin { to { transform: rotate(360deg); } }

.avatar {
  position: relative;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid white;
  background: linear-gradient(135deg, #e0d0f0, #d0e0f0);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  overflow: hidden;
}

.name {
  font-family: 'Noto Serif JP', serif;
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--text-main);
}

.name-roman {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.85rem;
  font-style: italic;
  letter-spacing: 0.25em;
  color: var(--text-sub);
  margin-top: 6px;
}

.bio {
  font-size: 0.9rem;
  line-height: 2;
  color: var(--text-sub);
  letter-spacing: 0.06em;
  max-width: 400px;
}

.divider {
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  margin: 0 auto;
}

/* ── プロフィール内SNSアイコン ── */
.profile-sns {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.profile-sns-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--text-sub);
  transition: all 0.25s ease;
}

.profile-sns-btn:hover {
  background: rgba(255, 255, 255, 0.82);
  border-color: var(--accent);
  color: var(--text-main);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(180, 160, 210, 0.25);
}

.profile-sns-btn img {
  width: 18px;
  height: 18px;
  object-fit: contain;
  filter: grayscale(1) opacity(0.55);
  transition: filter 0.25s ease;
}

.profile-sns-btn:hover img {
  filter: grayscale(1) opacity(0.8);
}

.profile-sns-btn svg,
.profile-sns-btn .tc-icon { color: var(--text-sub); }

.profile-sns-btn:hover svg,
.profile-sns-btn:hover .tc-icon { color: var(--text-main); }

/* ── SNSボタン ── */
.section-title {
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  color: var(--text-sub);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 24px;
}

.sns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.sns-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 16px;
  border-radius: 50px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.5);
  color: var(--text-main);
  font-family: 'Noto Serif JP', serif;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.sns-btn:hover {
  background: rgba(255, 255, 255, 0.75);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(180, 160, 210, 0.25);
  color: #6050a0;
}

.sns-btn svg { flex-shrink: 0; }

.sns-btn.x svg      { color: #000; }
.sns-btn.yt svg     { color: #ff0000; }
.sns-btn.ig svg     { color: #c13584; }
.sns-btn.nn svg     { color: #e6001f; }

/* ── YouTube埋め込み ── */
.yt-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.yt-embed-wrap {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(60, 150, 195, 0.2);
}

.yt-embed-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.yt-caption {
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  color: var(--text-sub);
  text-align: center;
  letter-spacing: 0.1em;
  margin-top: 6px;
}

.yt-video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.yt-video-item {
  min-width: 0;
}

.yt-video-main { grid-column: span 2; }

/* ── YouTube セクション区切り ── */
.yt-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  margin: 24px 0;
}

/* ── YouTube スライダー ── */
.yt-slider-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
}

.yt-slider-viewport {
  flex: 1;
  overflow: hidden;
  border-radius: 16px;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}

.yt-slider-track {
  display: flex;
  width: 100%;
  will-change: transform;
  transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

.yt-slide {
  flex: 0 0 100%;
  overflow: hidden;
}

.yt-nav {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-sub);
  padding: 10px 4px;
  transition: color 0.2s;
  width: 52px;
}

.yt-nav:hover { color: var(--text-main); }

.yt-nav-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
}

.yt-nav-line {
  display: block;
  height: 1px;
  width: 32px;
  background: currentColor;
  transition: width 0.25s ease;
}

.yt-nav:hover .yt-nav-line { width: 46px; }

.yt-slider-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
}

.yt-slider-controls .yt-nav {
  width: auto;
  padding: 6px 0;
}

.yt-slider-counter {
  text-align: center;
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.88rem;
  letter-spacing: 0.3em;
  color: var(--text-sub);
  margin: 0;
}

.yt-slider-counter #yt-cur,
.yt-slider-counter #top-cur {
  color: var(--text-main);
  font-size: 1.05rem;
}

/* ── YouTube サムネタブ ── */
.yt-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--glass-border);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.yt-tab {
  scroll-snap-align: start;
  border: 2px solid transparent;
  border-radius: 8px;
  overflow: hidden;
  background: none;
  padding: 0;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  opacity: 0.6;
}

.yt-tab:hover {
  opacity: 0.9;
  border-color: var(--accent);
}

.yt-tab.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
  opacity: 1;
}

.yt-tab img {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ── フッター ── */
.site-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 52px 24px 44px;
  background: linear-gradient(0deg, rgba(232, 240, 245, 0.8) 0%, transparent 100%);
  border-top: 1px solid var(--glass-border);
}

.footer-sns {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.footer-sns-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  text-decoration: none;
  transition: all 0.25s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.footer-sns-btn:hover {
  background: rgba(255, 255, 255, 0.78);
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(180, 160, 210, 0.28);
}

.footer-sns-btn svg,
.footer-sns-btn .tc-icon { color: var(--text-sub); }

.footer-sns-btn:hover svg,
.footer-sns-btn:hover .tc-icon { color: var(--text-main); }

/* ツイキャスアイコン（PNG → CSSマスクでcurrentColor対応） */
.tc-icon {
  display: block;
  background-color: currentColor;
  -webkit-mask: url('../images/twitcasting.png') no-repeat center / contain;
  mask: url('../images/twitcasting.png') no-repeat center / contain;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: color 0.25s ease;
}

.profile-sns-btn .tc-icon { width: 18px; height: 18px; }

.footer-copy {
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--accent);
}

/* ── サイドバートグルボタン ── */
.sidebar-toggle {
  position: fixed;
  right: 0;
  top: 20px;
  z-index: 500;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 18px 10px 14px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-right: none;
  border-radius: 14px 0 0 14px;
  cursor: pointer;
  box-shadow: -4px 0 24px rgba(180, 160, 210, 0.18);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.sidebar-toggle:hover {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: -6px 0 28px rgba(180, 160, 210, 0.28);
}

.ham-line {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-sub);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

.sidebar-toggle.open .ham-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.sidebar-toggle.open .ham-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.sidebar-toggle.open .ham-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.ham-text {
  font-size: 0.52rem;
  letter-spacing: 0.2em;
  color: var(--text-sub);
  writing-mode: vertical-rl;
  margin-top: 6px;
}

/* ── サイドバー ── */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  z-index: 600;
  background: rgba(74, 64, 96, 0.25);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.sidebar-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.sidebar {
  position: fixed;
  top: 0;
  right: -320px;
  width: 280px;
  height: 100%;
  z-index: 700;
  background: rgba(248, 244, 252, 0.94);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-left: 1px solid var(--glass-border);
  box-shadow: -8px 0 40px rgba(150, 130, 180, 0.2);
  display: flex;
  flex-direction: column;
  padding: 56px 32px 40px;
  transition: right 0.38s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar.open {
  right: 0;
}

.sidebar-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 0;
}

.sidebar-close span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-sub);
  border-radius: 2px;
}

.sidebar-close span:nth-child(1) { transform: translateY(0.75px) rotate(45deg); }
.sidebar-close span:nth-child(2) { transform: translateY(-0.75px) rotate(-45deg); }

.sidebar-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.65rem;
  letter-spacing: 0.45em;
  color: var(--text-sub);
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--glass-border);
}

/* ページ内ナビ */
.sidebar-page-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 28px;
}

.sidebar-page-link {
  display: block;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--text-sub);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: all 0.2s ease;
}

.sidebar-page-link:hover {
  background: rgba(255, 255, 255, 0.65);
  color: var(--text-main);
  padding-left: 20px;
}

/* SNSアイコングリッド */
.sidebar-icons {
  display: flex;
  flex-wrap: nowrap;
  gap: 4px;
  margin-bottom: 12px;
}

.sidebar-icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.22s ease;
}

.sidebar-icon-btn:hover {
  background: rgba(255, 255, 255, 0.9);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(180, 160, 210, 0.28);
}

.sidebar-icon-btn svg,
.sidebar-icon-btn .tc-icon { color: var(--text-sub); }
.sidebar-icon-btn:hover svg,
.sidebar-icon-btn:hover .tc-icon { color: var(--text-main); }

/* ── アクティブナビ ── */
.header-nav ul li a.active {
  color: var(--text-main);
}
.header-nav ul li a.active::after {
  width: 50%;
}
.sidebar-page-link.active {
  background: rgba(255, 255, 255, 0.65);
  color: var(--text-main);
  padding-left: 20px;
}

/* ── ページヒーロー ── */
.page-hero {
  text-align: center;
  padding: 8px 0 4px;
  animation: fadeUp 0.6s ease both;
}
.page-hero-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.65rem;
  letter-spacing: 0.5em;
  color: var(--text-sub);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.page-hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.6rem;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.12em;
  color: var(--text-main);
}

/* ── プロフィール詳細 ── */
.profile-bio {
  font-size: 0.88rem;
  line-height: 2.1;
  color: var(--text-sub);
  letter-spacing: 0.07em;
  text-align: center;
}
.profile-detail {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.profile-detail-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--glass-border);
  font-size: 0.84rem;
}
.profile-detail-row:last-child { border-bottom: none; }
.profile-detail-label {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--text-sub);
  padding-top: 2px;
}
.profile-detail-value {
  color: var(--text-main);
  letter-spacing: 0.05em;
  line-height: 1.8;
}

/* ── イベントリスト ── */
.event-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.event-item {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 16px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--glass-border);
  transition: all 0.22s ease;
}
.event-item:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: translateX(4px);
}
.event-date {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--text-sub);
  line-height: 1.5;
}
.event-title {
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  color: var(--text-main);
  margin-bottom: 3px;
}
.event-venue {
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  color: var(--text-sub);
}
.event-ticket {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--text-sub);
  text-decoration: none;
  border: 1px solid var(--glass-border);
  padding: 6px 12px;
  border-radius: 50px;
  white-space: nowrap;
  transition: all 0.2s ease;
}
.event-ticket:hover {
  border-color: var(--accent);
  color: var(--text-main);
}
.event-empty {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-sub);
  letter-spacing: 0.12em;
  padding: 32px 0;
}

/* ── コンタクトフォーム ── */
.contact-note {
  font-size: 0.84rem;
  line-height: 2;
  color: var(--text-sub);
  letter-spacing: 0.06em;
  text-align: center;
  margin-bottom: 8px;
}
.contact-success {
  text-align: center;
  padding: 32px 0;
  font-size: 0.95rem;
  color: var(--text-sub);
  letter-spacing: 0.08em;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--text-sub);
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.6);
  font-family: 'Noto Serif JP', serif;
  font-size: 0.85rem;
  color: var(--text-main);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(201, 184, 216, 0.2);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--accent);
  opacity: 0.8;
}
.form-group textarea {
  resize: vertical;
  min-height: 130px;
}
/* View More button */
.view-more-wrap {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}
.view-more-btn {
  display: inline-block;
  padding: 11px 40px;
  border-radius: 50px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.45);
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.88rem;
  letter-spacing: 0.3em;
  color: var(--text-sub);
  text-decoration: none;
  transition: all 0.25s ease;
}
.view-more-btn:hover {
  background: rgba(255, 255, 255, 0.85);
  border-color: var(--accent);
  color: var(--text-main);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(180, 160, 210, 0.25);
}

.form-submit {
  align-self: center;
  padding: 14px 44px;
  border-radius: 50px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.6);
  font-family: 'Noto Serif JP', serif;
  font-size: 0.82rem;
  letter-spacing: 0.22em;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.25s ease;
}
.form-submit:hover {
  background: rgba(255, 255, 255, 0.9);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(180, 160, 210, 0.25);
}

/* ── レスポンシブ ── */
@media (max-width: 600px) {
  .header-nav { display: none; }
  .wrapper { padding: 32px 20px 48px; }
  .yt-video-grid { grid-template-columns: 1fr; }
  .yt-video-main { grid-column: span 1; }
}

@media (max-width: 480px) {
  .card { padding: 28px 20px; }
  .name { font-size: 1.6rem; }
  .footer-sns-btn { width: 44px; height: 44px; }
}