/* ===================================================
   Side Menu v2 — サイドメニューリニューアル
   Spec: docs/superpowers/specs/2026-04-09-side-menu-redesign.md
   =================================================== */

/* --- Variables (CSS custom properties) --- */
.side-menu {
  --sm-header-bg: #2c3e50;
  --sm-accent: #c0392b;
  --sm-badge-hot: #e74c3c;
  --sm-badge-new: #27ae60;
  --sm-reorder-bg: #27ae60;
  --sm-text: #333;
  --sm-text-sub: #666;
  --sm-border: #e0e0e0;
  --sm-section-bg: #f5f6f8;
  --sm-hover-bg: #f8f9fa;
  --sm-flyout-shadow: 4px 2px 12px rgba(0,0,0,0.08);
}

/* --- Container --- */
.side-menu {
  position: relative;
  font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', sans-serif;
  font-size: 12px;
  line-height: 1.5;
  background: #fff;
  border: 1px solid var(--sm-border);
  border-radius: 6px;
  overflow: visible;
}

/* --- Header --- */
.side-menu__header {
  background: var(--sm-header-bg);
  color: #fff;
  padding: 10px 14px;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.3px;
  border-radius: 6px 6px 0 0;
}

/* --- Reorder Button --- */
.side-menu__reorder {
  display: block;
  background: var(--sm-reorder-bg);
  color: #fff;
  text-align: center;
  padding: 8px 14px;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--sm-border);
  transition: opacity 0.2s;
}
.side-menu__reorder:hover {
  opacity: 0.9;
  color: #fff;
  text-decoration: none;
}

/* --- Popular Section --- */
.side-menu__popular-label {
  background: #fffbf0;
  padding: 6px 14px 4px;
  font-size: 9px;
  font-weight: 700;
  color: #b8860b;
  letter-spacing: 0.5px;
  border-bottom: 1px solid #f0e0c0;
}

.side-menu__popular-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-bottom: 1px solid #f5f5f5;
  color: var(--sm-text);
  text-decoration: none;
  font-size: 11px;
  transition: background 0.15s;
}
.side-menu__popular-item:hover {
  background: var(--sm-hover-bg);
  color: var(--sm-text);
  text-decoration: none;
}
.side-menu__popular-item:last-child {
  border-bottom: 2px solid #e8e8e8;
}

/* --- Badges (hot / new) --- */
.side-menu__badge {
  margin-left: auto;
  font-size: 8px;
  padding: 1px 5px;
  border-radius: 6px;
  font-weight: 600;
  line-height: 1.4;
  flex-shrink: 0;
}
.side-menu__badge--hot {
  background: var(--sm-badge-hot);
  color: #fff;
}
.side-menu__badge--new {
  background: var(--sm-badge-new);
  color: #fff;
}

/* --- Categories Section --- */
.side-menu__section-label {
  background: var(--sm-section-bg);
  padding: 6px 14px;
  font-size: 9px;
  font-weight: 700;
  color: #666;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--sm-border);
}

.side-menu__category {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-bottom: 1px solid #f0f0f0;
  color: var(--sm-text);
  font-size: 11px;
  cursor: pointer;
  transition: background 0.15s;
  border-left: 3px solid transparent;
}
.side-menu__category:hover,
.side-menu__category--active {
  background: var(--sm-hover-bg);
  color: var(--sm-accent);
  font-weight: 600;
  border-left-color: var(--sm-accent);
}
.side-menu__category-arrow {
  margin-left: auto;
  font-size: 9px;
  color: #ccc;
  flex-shrink: 0;
}
.side-menu__category:hover .side-menu__category-arrow,
.side-menu__category--active .side-menu__category-arrow {
  color: var(--sm-accent);
}
.side-menu__categories-end {
  border-bottom: 2px solid #e8e8e8;
}

/* --- Flyout --- */
.side-menu__flyout {
  display: none;
  position: absolute;
  left: 100%;
  top: 0;
  width: 300px;
  background: #fff;
  border: 1px solid var(--sm-border);
  border-left: 0;
  box-shadow: var(--sm-flyout-shadow);
  padding: 18px;
  z-index: 1050;
  border-radius: 0 6px 6px 0;
}
.side-menu__flyout--visible {
  display: block;
}

.side-menu__flyout-title {
  font-weight: 700;
  font-size: 14px;
  color: var(--sm-header-bg);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--sm-accent);
}

.side-menu__flyout-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px 16px;
}

.side-menu__flyout-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 0;
  color: var(--sm-text);
  text-decoration: none;
  font-size: 12px;
  transition: color 0.15s;
}
.side-menu__flyout-link:hover {
  color: var(--sm-accent);
  text-decoration: none;
}
.side-menu__flyout-link::before {
  content: '›';
  color: var(--sm-accent);
  font-weight: 700;
}
.side-menu__flyout-link .side-menu__badge {
  font-size: 8px;
}

/* Sub-items (indented links like └ カフェ向け) */
.side-menu__flyout-link--sub {
  padding-left: 12px;
  font-size: 11px;
}

.side-menu__flyout-badges {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid #eee;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.side-menu__flyout-badge {
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
}
.side-menu__flyout-badge--blue {
  background: #f0f7ff;
  color: #2980b9;
}
.side-menu__flyout-badge--green {
  background: #f0fff4;
  color: #27ae60;
}
.side-menu__flyout-badge--red {
  background: #fef0f0;
  color: #c0392b;
}
.side-menu__flyout-badge--purple {
  background: #f5f0ff;
  color: #7c3aed;
}

.side-menu__flyout-cta {
  display: block;
  margin-top: 14px;
  background: var(--sm-accent);
  color: #fff;
  padding: 10px 14px;
  border-radius: 6px;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.2s;
}
.side-menu__flyout-cta:hover {
  opacity: 0.9;
  color: #fff;
  text-decoration: none;
}

/* --- Services Section --- */
.side-menu__services {
  border-bottom: 2px solid #e8e8e8;
}
.side-menu__service-link {
  display: block;
  padding: 6px 14px;
  border-bottom: 1px solid #f5f5f5;
  font-size: 10px;
  color: #555;
  text-decoration: none;
  transition: background 0.15s;
}
.side-menu__service-link:last-child {
  border-bottom: 0;
}
.side-menu__service-link:hover {
  background: var(--sm-hover-bg);
  color: var(--sm-text);
  text-decoration: none;
}

/* --- Trust Badges --- */
.side-menu__trust {
  padding: 10px 12px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
}
.side-menu__trust-item {
  background: #f8f9fa;
  border: 1px solid #e8e8e8;
  border-radius: 4px;
  padding: 4px 6px;
  font-size: 9px;
  text-align: center;
  flex: 1;
  min-width: 55px;
}
.side-menu__trust-icon {
  font-size: 14px;
  display: block;
}
.side-menu__trust-text {
  font-weight: 600;
  color: var(--sm-header-bg);
}

/* --- Contact Section --- */
.side-menu__contact {
  padding: 8px 12px;
  background: #f8f9fa;
  border-top: 1px solid #e8e8e8;
  border-radius: 0 0 6px 6px;
}
.side-menu__phone {
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--sm-header-bg);
  letter-spacing: 0.5px;
}
.side-menu__hours {
  text-align: center;
  font-size: 9px;
  color: #888;
  margin-bottom: 6px;
}
.side-menu__contact-cta {
  display: block;
  background: var(--sm-header-bg);
  color: #fff;
  padding: 6px;
  border-radius: 4px;
  text-align: center;
  font-size: 10px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.2s;
}
.side-menu__contact-cta:hover {
  opacity: 0.9;
  color: #fff;
  text-decoration: none;
}

/* --- Homepage alignment tweak --- */
.home-page #top-page .side-nav {
  margin-top: 24px;
}