/* ─────────────────────────────────────────────
   NARRATIVE — Interview Media Site
   Design: Native OS (Apple HIG)
   ───────────────────────────────────────────── */

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

:root {
  --font-system: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", system-ui, sans-serif;
  --color-bg: #fafafa;
  --color-surface: #FAF9F6;
  --color-label: #1d1d1f;
  --color-label-secondary: #3C3C43;
  --color-label-tertiary: #48484A;
  --color-label-quaternary: #636366;
  --color-separator: rgba(60, 60, 67, 0.12);
  --color-separator-opaque: #C6C6C8;
  --color-accent: #007AFF;
  --color-accent-hover: #0066D6;
  --color-fill: rgba(120, 120, 128, 0.15);
  --color-fill-secondary: rgba(120, 120, 128, 0.12);
  --color-fill-tertiary: rgba(120, 120, 128, 0.16);
  --color-grouped-bg: #F2F2F7;
  --color-grouped-secondary: #FFFFFF;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-card: 2px 4px 12px rgba(0,0,0,0.08);
  --shadow-card-hover: 2px 4px 16px rgba(0,0,0,0.16);
  --shadow-elevated: 0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 64px;
  --spacing-3xl: 192px;
  --header-height: 52px;
  --content-max: 1440px;
  --icon-grad-start: #aabee1;
  --icon-grad-end: #7382be;
}

/* ── Dark Mode (currently disabled — forced light mode)
   To re-enable: uncomment the @media block below.
   Dark mode CSS variables are preserved for future use. */
/* ── Dark Mode (iOS / macOS HIG) ──
   class="dark" を <html> に付与すると有効化される */
html.dark {
  --icon-grad-start: #555564;
  --icon-grad-end: #32284b;

  /* Backgrounds */
  --color-bg: #000000;
  --color-surface: #1C1C1E;
  --color-grouped-bg: #000000;
  --color-grouped-secondary: #1C1C1E;

  /* Labels (HIGの不透明色版に近いソリッドカラー) */
  --color-label: rgba(255, 255, 255, 0.9);
  --color-label-secondary: rgba(235, 235, 245, 0.60);
  --color-label-tertiary: rgba(235, 235, 245, 0.30);
  --color-label-quaternary: rgba(235, 235, 245, 0.18);

  /* Separators */
  --color-separator: rgba(84, 84, 88, 0.65);
  --color-separator-opaque: #38383A;

  /* Fills */
  --color-fill: rgba(120, 120, 128, 0.36);
  --color-fill-secondary: rgba(120, 120, 128, 0.32);
  --color-fill-tertiary: rgba(120, 120, 128, 0.24);

  /* Accent (System Blue Dark) */
  --color-accent: #0A84FF;
  --color-accent-hover: #409CFF;

  /* Shadows */
  --shadow-card: 2px 4px 12px rgba(0,0,0,0.5);
  --shadow-card-hover: 2px 4px 16px rgba(0,0,0,0.7);
  --shadow-elevated: 0 4px 16px rgba(0,0,0,0.6), 0 2px 6px rgba(0,0,0,0.4);
}

/* ダークモード: メタデータの視認性を上げる */
html.dark .card-meta-item,
html.dark .detail-id,
html.dark .detail-profile-meta,
html.dark .about-stat-label {
  color: var(--color-label-tertiary);
}

/* スムーズな色の切り替えトランジション */
html,
html body,
.navbar-menu,
.card,
.card *,
.count-badge,
.sort-float,
.footer,
.hero-title,
.hero-date,
.hero-time {
  transition: background-color 0.5s, color 0.5s, border-color 0.5s;
}


html {
  font-family: var(--font-system);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--color-bg);
  color: var(--color-label);
  font-size: 16px;
  line-height: 1.47;
  letter-spacing: -0.022em;
}

body { background: var(--color-bg); min-height: 100svh; position: relative; display: flex; flex-direction: column; }

/* ── Header / Navigation Bar ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  border-bottom: none;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  padding-block: 25px;
  padding-inline: 40px;
}
@media (max-width: 768px) {
  .navbar {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0;
    padding-block: 25px;
    padding-inline: 20px;
  }
}
.navbar-left {
  display: flex;
  align-items: center;
}
.navbar-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.navbar-center-ghost {
  visibility: hidden;
}

.navbar-icon-fixed-wrap {
  position: absolute;
  top: 25px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 101;
  display: flex;
  align-items: center;
  justify-content: center;
}


.navbar-icon {
  position: relative;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(160deg, #aabee1, #7382be);
  overflow: hidden;
  cursor: pointer;
  flex-shrink: 0;
  user-select: none;
  will-change: transform;
  pointer-events: auto;
}
.navbar-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: linear-gradient(160deg, #555564, #32284b);
  opacity: 0;
  transition: opacity 0.5s;
}
html.dark .navbar-icon::after {
  opacity: 1;
}
.navbar-icon-svg {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: block;
}
.icon-silhouette {
  fill: #ffffff;
}
.navbar-title {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.4px;
  cursor: pointer;
  user-select: none;
}
.navbar-title:hover { opacity: 0.6; }

/* ── Navbar Dropdown Menu (macOS popup button style) ── */
.navbar-menu {
  appearance: none;
  -webkit-appearance: none;
  font-family: var(--font-system);
  /*font-size: 13px;*/
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0em;
  /*color: var(--color-label-tertiary);*/
  color: var(--color-label-secondary);
  background-color: rgba(235, 235, 235, 0.72);
  border: none;
  border-radius: 9999px;
  /*padding: 10px 32px 10px 18px;*/
  padding: 12px 32px 12px 22px;
  min-width: 270px;
  text-align: left;
  cursor: pointer;
  line-height: 1.2; /* normalize height for parity with .navbar-count */
  outline: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='14' viewBox='0 0 12 14'%3E%3Cpath d='M3 5.5L6 2.5L9 5.5' fill='none' stroke='%23636366' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M3 8.5L6 11.5L9 8.5' fill='none' stroke='%23636366' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  /*transition: background-color 0.15s ease;*/
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  /*backdrop-filter: blur(6px);*/
}
.navbar-menu:hover {
  background-color: var(--color-fill-secondary);
}
.navbar-menu:focus-visible {
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.25);
}
/* Mobile: shrink to match NARRATIVE's natural width, truncate long selected text */
@media (max-width: 768px) {
  .navbar-menu {
    min-width: 136px;
    max-width: 136px;
    /*padding: 10px 28px 10px 16px;*/
    padding: 12px 28px 12px 18px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    font-size: 14px;
  }
}
.navbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-sm);
}
/* ── Navbar Count Badge (replaces sort button) ── */
.navbar-count {
  display: inline-flex;
  align-items: center;
  justify-content: space-between; /* label left, dot right */
  gap: 0;
  background-image: none; /* remove dropdown chevron */
  padding-right: 18px;    /* symmetric with left padding */
  pointer-events: none;
  cursor: default;
  line-height: 1.2; /* match <select> line-height */
}
@media (max-width: 768px) {
  .navbar-count {
    padding-right: 15px;
  }
}
.navbar-link {
  font-size: 15px;
  font-weight: 400;
  color: var(--color-accent);
  cursor: pointer;
  border: none;
  background: none;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  letter-spacing: -0.2px;
  transition: background 0.15s;
}
.navbar-link:hover {
  background: var(--color-fill);
}

/* ── Native Select (Dropdown) ── */
.native-select {
  appearance: none;
  -webkit-appearance: none;
  background: var(--color-fill);
  border: none;
  border-radius: var(--radius-sm);
  padding: 6px 28px 6px 10px;
  font-family: var(--font-system);
  font-size: 15px;
  color: var(--color-accent);
  cursor: pointer;
  outline: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' fill='none' stroke='%23007AFF' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  font-weight: 400;
  letter-spacing: -0.2px;
  transition: background 0.15s;
}
.native-select:hover { background-color: var(--color-fill-secondary); }
.native-select:focus { box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.25); }

/* ── Toolbar ── */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-sm);
  max-width: var(--content-max);
  margin: 0 auto;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}
.toolbar-count {
  font-size: 13px;
  color: var(--color-label-quaternary);
  font-weight: 400;
  letter-spacing: -0.08px;
}
.toolbar-filters {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  flex-wrap: wrap;
}

/* ── Bottom Bar (View Switcher + Sort Float wrapper) ── */
.bottom-bar {
  position: fixed;
  bottom: 25px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  z-index: 90;
  pointer-events: none;
}
.bottom-bar > * {
  pointer-events: auto;
}
@media (max-width: 768px) {
  .bottom-bar {
    bottom: 10px;
  }
}

/* ── View Switcher (iOS segmented control) ── */
.view-switcher {
  display: none; /* 初期は非表示。ホームページのみJSで表示 */
  align-items: center;
  gap: 2px;
  padding: 2px;
  background: rgba(235, 235, 235, 0.72);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-radius: 9999px;
  isolation: isolate;
  flex-shrink: 0;
}
html.dark .navbar-menu {
  background-color: rgba(28, 28, 30, 0.72);
}

html.dark .view-switcher {
  background: rgba(28, 28, 30, 0.72);
}
.view-switcher.visible {
  display: inline-flex;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), background-color 0.5s, color 0.5s, border-color 0.5s;
}
.view-switcher.hidden {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}
.view-switcher-btn {
  position: relative;
  z-index: 2;
  font-family: var(--font-system);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-label-secondary);
  background: transparent;
  border: none;
  padding: 7px 14px;
  border-radius: 9999px;
  cursor: pointer;
  transition: color 0.5s;
  /*min-width: 84px;*/
}
.view-switcher-btn.is-active {
  color: var(--color-label);
}
.view-switcher-btn:hover:not(.is-active) {
  color: var(--color-label);
}
.view-switcher-indicator {
  position: absolute;
  z-index: 1;
  top: 3px;
  bottom: 3px;
  left: 3px;
  width: calc(50% - 3px);
  background: var(--color-bg);
  border-radius: 9999px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 0 0 0.5px rgba(0,0,0,0.04);
  transition: transform 0.5s;
}
html.dark .view-switcher-indicator {
  background: #48484A;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
  transition: transform 0.5s, background 0.5s;
}
.view-switcher[data-view="pickup"] .view-switcher-indicator {
  transform: translateX(100%);
}

/* ── Card Thumbnail Image ── */
.card-thumb-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  animation: fadeInThumb 0.35s ease forwards;
  transition: opacity 0.25s ease;
}
@keyframes fadeInThumb {
  to { opacity: 1; }
}

/* ── Hero Section ── */
.hero {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md) var(--spacing-xl);
  max-width: var(--content-max);
  margin: 0 auto;
}
@media (max-width: 768px) {
  .hero {
    padding-bottom: var(--spacing-md);
    padding-top: var(--spacing-md);
  }
}

.hero-title,
.hero-date,
.hero-time {
  font-family: var(--font-system);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--color-label);
  margin: 0;
  font-size: clamp(34px, 5.5vw, 60px);
}
/*.hero-date,
.hero-time {
  color: var(--color-label-secondary);
}*/

/* ── Count Badge ── */
.count-badge-wrap {
  display: flex;
  justify-content: center;
  padding: var(--spacing-lg) var(--spacing-md) var(--spacing-lg);
}
@media (max-width: 768px) {
  .count-badge-wrap {
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
  }
}
.count-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  /*font-size: 13px;*/
  font-size: 15px;
  font-weight: 500;
  color: var(--color-label-quaternary);
  background: var(--color-fill);
  /*padding: 8px 18px 10px 16px;*/
  padding: 12px 20px 12px 22px;
  border-radius: 9999px;
  letter-spacing: 0em;
  user-select: none;
}
@media (max-width: 768px) {
  .count-badge {
    font-size: 14px;
  }
}
.count-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ad968; /* iOS System Green */
  flex-shrink: 0;
  animation: dot-blink 1s step-start infinite;
}
@keyframes dot-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ── Card Grid ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
  padding: var(--spacing-xl) var(--spacing-md) var(--spacing-2xl);
  max-width: var(--content-max);
  margin: 0 auto;
}


/*@media (min-width: 1200px) {
  .card-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
}*/
@media (max-width: 768px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    /*padding: var(--spacing-xl) var(--spacing-sm) var(--spacing-2xl);*/
    /*padding: var(--spacing-xl) var(--spacing-md) var(--spacing-2xl);*/
    padding: var(--spacing-xl) 12px var(--spacing-2xl);
  }
}
@media (max-width: 400px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    /*padding: var(--spacing-lg) 6px var(--spacing-2xl);*/
    padding: var(--spacing-lg) 10px var(--spacing-2xl);
  }
}

/* ── Interview Card ── */
.card {
  /*background: var(--color-surface);*/
  background: var(--color-grouped-secondary);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(0, 0, .5, 1), box-shadow 0.3s cubic-bezier(0, 0, .5, 1), background-color 0.5s, color 0.5s, border-color 0.5s;
  display: flex;
  flex-direction: column;
  border: 0.5px solid var(--color-separator);
}
.card:hover {
  box-shadow: var(--shadow-card-hover);
}
.card:active {
  transform: translateY(0);
}


.card-thumb-wrapper {
  position: relative;
  width: 100%;
  padding-top: 133.333%; /* 3:4 ratio */
  overflow: hidden;
}
.card-thumb {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.card-id {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 12px;
  font-weight: 600;
  color: #FFFFFF;
  background: rgba(0, 0, 0, 0.25);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  padding: 2px 8px;
  border-radius: 9999px;
  letter-spacing: -0.015em;
}
.card-external {
  display: none;
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  width: 22px;
  height: 22px;
  background: rgba(0, 0, 0, 0.25);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-radius: 6px;
  /*display: flex;*/
  align-items: center;
  justify-content: center;
}
.card-external svg {
  width: 11px;
  height: 11px;
  color: #FFFFFF;
}

.card-body {
  padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.card-excerpt {
  font-size: 15px;
  line-height: 1.25;
  color: var(--color-label);
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  letter-spacing: -0.3px;
}
.card-meta {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.card-meta-item {
  font-size: 13px;
  color: #8e8e93;
  font-weight: 500;
  line-height: 1.33;
  letter-spacing: 0.02em;
  font-feature-settings: "palt";
}

.card-action {
  display: flex;
  border-top: 0.5px solid var(--color-separator);
}
.card-action-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px;
  background: none;
  border: none;
  color: var(--color-accent);
  font-family: var(--font-system);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  letter-spacing: -0.15px;
  transition: background 0.15s;
}
.card-action-btn:hover {
  background: var(--color-fill);
}
.card-action-btn svg {
  flex-shrink: 0;
}

/* ── Detail Page ── */
.detail-container {
  max-width: 680px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md) var(--spacing-2xl);
}
.detail-back {
  display: none;
  align-items: center;
  gap: 4px;
  font-size: 17px;
  color: var(--color-accent);
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-system);
  padding: 4px 0;
  margin-bottom: var(--spacing-lg);
  font-weight: 400;
  letter-spacing: -0.4px;
}
.detail-back:hover { opacity: 0.7; }

.detail-hero {
  width: 100%;
  /*max-width: 320px;*/
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin: 0 auto var(--spacing-lg);
}
.detail-hero-inner {
  width: 100%;
  height: 100%;
}
.detail-content-figure {
  margin: var(--spacing-lg) 0;
}

.detail-content-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-xl);
}

.detail-content-caption {
  margin-top: 8px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.08px;
  color: #8e8e93;
  text-align: center;
}
html.dark .detail-content-caption {
  color: var(--color-label-tertiary);
}

.detail-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.detail-id {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: #8e8e93;
  /*color: var(--color-label-quaternary);*/
  background: var(--color-fill);
  letter-spacing: 0em;
  padding: 4px 12px;
  border-radius: 9999px;
  margin-bottom: var(--spacing-md);
}
.detail-headline {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.4px;
  margin-bottom: var(--spacing-md);
  color: var(--color-label);
}
.detail-profile {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-top: 0.5px solid var(--color-separator);
  border-bottom: 0.5px solid var(--color-separator);
  margin-bottom: var(--spacing-xl);
}
.detail-profile-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 600;
  color: #FFFFFF;
  flex-shrink: 0;
}
.detail-profile-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.detail-profile-name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.04em;
  font-feature-settings: "palt";
}
.detail-profile-meta {
  font-size: 15px;
  color: #8e8e93;
  /*color: var(--color-label-quaternary);*/
  font-weight: 500;
  line-height: 1.33;
  letter-spacing: 0em;
  font-feature-settings: "palt";
}
.detail-tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}
.detail-tag {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent);
  background: rgba(0, 122, 255, 0.08);
  padding: 4px 12px;
  border-radius: 9999px;
  letter-spacing: -0.08px;
}

.detail-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.detail-content p {
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: -0.2px;
  color: var(--color-label-secondary);
}
.detail-content p.question {
  font-weight: 600;
  color: var(--color-label);
  margin-top: var(--spacing-sm);
}

/* ── About Page ── */
.about-container {
  max-width: 680px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
}
.about-body {
  display: flex;
  flex-direction: column;
  /*gap: var(--spacing-xs);*/
}
.about-intro {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.about-body p {
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: -0.2px;
  color: var(--color-label-secondary);
  text-wrap: balance;
}

/* スマホ専用改行: PCでは非表示、スマホでは表示 */
.br-sp {
  display: none;
}
@media (max-width: 600px) {
  .br-sp {
    display: block;
  }
}

/* PC専用改行: スマホでは非表示、PCでは表示 */
.br-pc {
  display: block;
}
@media (max-width: 600px) {
  .br-pc {
    display: none;
  }
}
.about-section-title {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.5px;
  margin-top: var(--spacing-2xl);
  color: var(--color-label);
  line-height: 1.25;
}
.about-section-divider {
  font-size: 34px;
  line-height: 1;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}
.about-section-divider + .about-section-title {
  margin-top: 0;
}

.about-section-title:first-child {
  margin-top: 0;
}
@media (max-width: 768px) {
  .about-container {
    padding-top: var(--spacing-md);
  }
  .detail-container {
    padding-top: var(--spacing-md);
  }
  .detail-hero {
    max-width: 100%;
  }
  .about-section-title {
    margin-top: var(--spacing-xl);
  }
}
.about-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}
.about-stat {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
  border: 0.5px solid var(--color-separator);
}
.about-stat-number {
  font-size: 34px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: -1px;
}
.about-stat-label {
  font-size: 13px;
  color: var(--color-label-quaternary);
  font-weight: 500;
  line-height: 1.33;
  letter-spacing: -0.12px;
  margin-top: 4px;
}

/* ── Shop Soon ── */
#app.shop-page {
  display: flex;
  flex-direction: column;
}

.shop-soon {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.5px;
  color: var(--color-label);
}

/* ── App Container ── */
#app {
  flex: 1;
}

/* ── Footer ── */
.footer {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  font-size: 13px;
  color: var(--color-label-quaternary);
  border-top: 0.5px solid var(--color-separator);
  font-family: "SF Mono", "Menlo", "Monaco", "Consolas", monospace;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

/* ── Sort Float (styled select — looks like circular button, opens native picker on tap) ── */
.sort-float {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: rgba(235, 235, 235, 0.72);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  z-index: 50;
  display: none; /* gated by .visible (home only) */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M2 4h12M2 8h8M2 12h4' stroke='%2348484A' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 16px 16px;
  color: transparent; /* hide selected-option text; icon only */
}
@media (max-width: 768px) {
  .sort-float {
    position: fixed;
    right: 20px;
    bottom: 10px;
  }
}
html.dark .sort-float {
  background-color: rgba(28, 28, 30, 0.72);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M2 4h12M2 8h8M2 12h4' stroke='%23EBEBF5' stroke-width='1.5' stroke-linecap='round' stroke-opacity='0.6'/%3E%3C/svg%3E");
}
.sort-float.visible {
  display: inline-block;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), background-color 0.5s, color 0.5s, border-color 0.5s;
}
.sort-float.hidden {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}
.sort-float:hover {
  background-color: var(--color-fill-secondary);
}

/* ── Animations ── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.animate-in {
  animation: fadeIn 1.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* ── ページ遷移: blur + fade ── */
@keyframes pageBlurOut {
  from { opacity: 1; filter: blur(0px); }
  to   { opacity: 0; filter: blur(10px); }
}
#app.page-exit {
  animation: pageBlurOut 0.2s ease-in forwards;
  pointer-events: none;
}
#app.page-entering {
  transition: filter 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 80px 16px;
  color: var(--color-label-quaternary);
  font-size: 15px;
}

/* ── Page visibility ── */
.page { display: none; }
.page.active { display: block; }

/* ── Theme Toggle Switch (iOS style) ── */
.theme-toggle-wrap {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-lg);
}
@media (max-width: 768px) {
  .theme-toggle-wrap {
    margin-top: var(--spacing-md);
  }
}
.theme-toggle {
  position: relative;
  width: 61px;
  height: 41px;
  border-radius: 9999px;
  border: none;
  padding: 0;
  cursor: pointer;
  background: rgba(235, 235, 235, 0.72);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  transition: background 0.5s;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}
html.dark .theme-toggle {
  background: rgba(28, 28, 30, 0.72);
}
.theme-toggle.is-on {
  background: #34C759; /* iOS System Green */
}
.theme-toggle-thumb {
  position: absolute;
  top: 4px;
  left: 4px;
  width: 33px;
  height: 33px;
  border-radius: 50%;
  background: var(--color-bg);
  box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 0 0 0.5px rgba(0,0,0,0.04);
  transition: background-color 0.5s,transform 0.5s;
  pointer-events: none;
}
html.dark .theme-toggle-thumb {
  background: #48484A;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.theme-toggle.is-on .theme-toggle-thumb {
  transform: translateX(20px);
}

/* ── 画像保存抑止 ── */
img {
  -webkit-user-drag: none;
  user-select: none;
  -webkit-user-select: none;
}

/* ── 記事クレジット ── */
.detail-credit {
  margin-top: var(--spacing-2xl);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.08px;
  color: #8e8e93;
}
html.dark .detail-credit {
  color: var(--color-label-tertiary);
}
