:root {
  --color-bg: #f7f8fa;
  --color-surface: #ffffff;
  --color-text: #1a1c1e;
  --color-text-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-primary: #7c3aed;
  --color-primary-dark: #6d28d9;
  --color-accent: #ef4444;
  --radius: 12px;
  --max-width: 1080px;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Apple SD Gothic Neo",
    "Malgun Gothic", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo { font-size: 1.25rem; font-weight: 800; color: var(--color-primary); }
.alert-btn {
  background: var(--color-primary);
  color: #fff;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
}
.alert-btn:hover { background: var(--color-primary-dark); }

.site-nav { display: flex; gap: 18px; }
.site-nav a { font-size: 0.875rem; color: var(--color-text-muted); }
.site-nav a:hover { color: var(--color-primary); }

/* Policy pages (about / privacy / contact) */
.policy-page { padding: 40px 20px 60px; max-width: 720px; }
.policy-page h1 { font-size: 1.75rem; margin-bottom: 8px; }
.policy-page h2 { font-size: 1.15rem; margin: 28px 0 8px; }
.policy-page .updated { color: var(--color-text-muted); font-size: 0.85rem; margin-bottom: 24px; }
.policy-page ul { padding-left: 20px; }
.policy-page li { margin-bottom: 6px; }
.policy-page a { color: var(--color-primary); text-decoration: underline; }
.contact-email { font-size: 1.1rem; font-weight: 700; margin-top: 16px; }

/* Hero */
.hero {
  padding: 48px 0 32px;
  text-align: center;
}
.hero h1 { font-size: 1.75rem; margin: 0 0 8px; }
.hero p { color: var(--color-text-muted); margin: 0; }

/* Filters */
.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 16px 0;
}
.filter-btn {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
}
.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* Grid */
.item-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  padding: 8px 0 48px;
}
.item-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.15s, transform 0.15s;
}
.item-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); transform: translateY(-2px); }
.item-card .thumb { aspect-ratio: 4 / 3; background: #f0f1f3; overflow: hidden; }
.item-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.item-card .body { padding: 14px; }
.item-card .tags { display: flex; gap: 6px; margin-bottom: 6px; }
.tag {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(239,68,68,0.1);
  padding: 2px 8px;
  border-radius: 999px;
}
.item-card h3 { font-size: 1rem; margin: 0 0 4px; }
.item-card .summary { font-size: 0.8rem; color: var(--color-text-muted); margin: 0 0 10px; }
.price-row { display: flex; align-items: baseline; gap: 8px; }
.price-now { font-size: 1.125rem; font-weight: 800; }
.price-original { font-size: 0.8rem; color: var(--color-text-muted); text-decoration: line-through; }
.discount { font-size: 0.8rem; font-weight: 700; color: var(--color-accent); }

.empty-state {
  text-align: center;
  padding: 48px 0;
  color: var(--color-text-muted);
}

/* FAQ */
.faq { padding: 24px 0 48px; border-top: 1px solid var(--color-border); }
.faq h2 { font-size: 1.25rem; margin-bottom: 16px; }
.faq-item { border-bottom: 1px solid var(--color-border); padding: 14px 0; }
.faq-item .q { font-weight: 700; margin-bottom: 6px; }
.faq-item .a { color: var(--color-text-muted); font-size: 0.9rem; margin: 0; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 24px 0;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

/* Detail page */
.detail {
  padding: 32px 0 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.detail .thumb {
  border-radius: var(--radius);
  overflow: hidden;
  background: #f0f1f3;
  aspect-ratio: 4 / 3;
}
.detail .thumb img { width: 100%; height: 100%; object-fit: cover; }
.detail h1 { font-size: 1.5rem; margin: 0 0 12px; }
.detail .price-row { margin: 16px 0; }
.detail .price-now { font-size: 1.75rem; }
.cta-btn {
  display: block;
  width: 100%;
  text-align: center;
  background: var(--color-primary);
  color: #fff;
  padding: 16px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  margin: 16px 0;
}
.cta-btn:hover { background: var(--color-primary-dark); }
.description { color: var(--color-text-muted); white-space: pre-line; }
.disclosure-box {
  background: #f0f1f3;
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 16px;
}
.back-link { display: inline-block; margin: 20px 0 0; color: var(--color-primary); font-weight: 600; }

.source-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-primary);
  background: rgba(124,58,237,0.1);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

@media (max-width: 720px) {
  .detail { grid-template-columns: 1fr; }
}

/* ==================================================================
   PWA / 앱 모드 (딜노트 앱)
   ================================================================== */

.item-card { position: relative; }
.item-card-link { display: block; color: inherit; }

/* 관심상품 하트 버튼 (카드 모서리) */
.bell-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 3;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.12s ease, background 0.12s ease;
}
.bell-btn:active { transform: scale(0.88); }
.bell-btn svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--color-text-muted);
  stroke-width: 2;
}
.bell-btn.active { background: var(--color-primary); }
.bell-btn.active svg { fill: #fff; stroke: #fff; }

/* 상세페이지 큰 알림 버튼 */
.detail-actions { display: flex; gap: 10px; align-items: stretch; margin: 16px 0; }
.detail-actions .cta-btn { margin: 0; flex: 1; }
.bell-btn-lg {
  position: static;
  width: auto;
  height: auto;
  flex-direction: column;
  gap: 2px;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius);
}
.bell-btn-lg svg { width: 22px; height: 22px; }
.bell-btn-lg .bell-btn-text { font-size: 0.7rem; font-weight: 700; color: var(--color-text-muted); }
.bell-btn-lg.active { background: var(--color-primary); border-color: var(--color-primary); }
.bell-btn-lg.active .bell-btn-text { color: #fff; }

/* 하단 탭바 */
.dn-tabbar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.dn-tab {
  flex: 1;
  border: none;
  background: none;
  padding: 8px 0 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  cursor: pointer;
  color: var(--color-text-muted);
  position: relative;
  font: inherit;
}
.dn-tab-ico svg { width: 24px; height: 24px; }
.dn-tab-label { font-size: 0.68rem; font-weight: 600; }
.dn-tab.active { color: var(--color-primary); }
.dn-tab-badge {
  position: absolute;
  top: 2px;
  left: calc(50% + 6px);
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 800;
  line-height: 16px;
  text-align: center;
}

@media (max-width: 720px) {
  .dn-tabbar { display: flex; }
  body.dn-app-shell { padding-bottom: 64px; }
}
@media (display-mode: standalone) {
  .dn-tabbar { display: flex; }
  body.dn-app-shell { padding-bottom: 64px; }
  .site-header .site-nav { display: none; }
}

/* 안내 배너 (설치 / 알림 권한) */
.dn-banner {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 12px;
  z-index: 60;
  background: #1f2937;
  color: #fff;
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  font-size: 0.88rem;
  max-width: 460px;
  margin: 0 auto;
}
.dn-banner-install { background: var(--color-primary-dark); }
.dn-banner-actions { display: flex; gap: 8px; justify-content: flex-end; }
.dn-btn-solid {
  background: #fff;
  color: #111;
  border: none;
  border-radius: 999px;
  padding: 8px 18px;
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
}
.dn-btn-ghost {
  background: transparent;
  color: rgba(255, 255, 255, 0.8);
  border: none;
  padding: 8px 12px;
  font-size: 0.82rem;
  cursor: pointer;
}
@media (max-width: 720px) {
  body.dn-app-shell .dn-banner { bottom: 76px; }
}

/* 토스트 */
.dn-toast {
  position: fixed;
  left: 50%;
  bottom: 90px;
  transform: translate(-50%, 20px);
  background: rgba(17, 24, 39, 0.95);
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  z-index: 70;
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: none;
}
.dn-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* 관심 / 알림 뷰 */
.dn-view-title { font-size: 1.3rem; margin: 24px 0 16px; }
.dn-view-title span {
  font-size: 0.9rem;
  color: var(--color-primary);
  background: rgba(124, 58, 237, 0.1);
  border-radius: 999px;
  padding: 2px 10px;
  margin-left: 6px;
  vertical-align: middle;
}

.dn-wl-list { display: flex; flex-direction: column; gap: 12px; padding-bottom: 40px; }
.dn-wl-card {
  display: grid;
  grid-template-columns: 84px 1fr auto;
  gap: 12px;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px;
}
.dn-wl-thumb {
  width: 84px;
  height: 84px;
  border-radius: 8px;
  overflow: hidden;
  background: #f0f1f3;
}
.dn-wl-thumb img { width: 100%; height: 100%; object-fit: cover; }
.dn-wl-name { font-size: 0.9rem; font-weight: 600; display: block; margin-bottom: 4px; }
.dn-wl-body .price-row { margin: 2px 0 4px; }
.dn-tag-drop { font-size: 0.75rem; font-weight: 700; color: #059669; }
.dn-tag-up { font-size: 0.75rem; font-weight: 700; color: var(--color-accent); }
.dn-tag-flat { font-size: 0.75rem; color: var(--color-text-muted); }
.dn-wl-remove {
  border: none;
  background: none;
  color: var(--color-text-muted);
  font-size: 1rem;
  cursor: pointer;
  padding: 8px;
  align-self: flex-start;
}

.dn-alert-list { display: flex; flex-direction: column; gap: 10px; padding-bottom: 40px; }
.dn-alert-card {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 12px;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px 12px;
}
.dn-alert-card img { width: 56px; height: 56px; border-radius: 8px; object-fit: cover; background: #f0f1f3; }
.dn-alert-name { font-size: 0.85rem; font-weight: 600; margin-bottom: 3px; }
.dn-alert-price { font-size: 0.82rem; }
.dn-alert-price s { color: var(--color-text-muted); }
.dn-alert-price b { color: #059669; }
.dn-alert-time { font-size: 0.72rem; color: var(--color-text-muted); margin-top: 2px; }

.dn-empty { text-align: center; padding: 60px 20px; color: var(--color-text-muted); }
.dn-empty-ico { font-size: 2.5rem; margin-bottom: 12px; }
.dn-empty h3 { font-size: 1.05rem; color: var(--color-text); margin: 0 0 8px; }
.dn-empty p { font-size: 0.88rem; margin: 0 0 20px; }
.dn-empty .dn-btn-solid { background: var(--color-primary); color: #fff; padding: 10px 22px; }

/* ── 쇼핑 가이드(정적 콘텐츠) ───────────────────────────── */
.article { max-width: 720px; margin: 0 auto; padding: 36px 20px 20px; }
.article-crumb { font-size: 0.85rem; margin: 0 0 14px; }
.article-crumb a { color: var(--color-primary); }
.article h1 { font-size: 1.75rem; line-height: 1.35; margin: 0 0 10px; }
.article-meta { color: var(--color-text-muted); font-size: 0.85rem; margin: 0 0 28px; }
.article-body { font-size: 1.02rem; line-height: 1.8; }
.article-body h2 { font-size: 1.2rem; margin: 34px 0 10px; }
.article-body p { margin: 0 0 16px; }
.article-body ul, .article-body ol { padding-left: 22px; margin: 0 0 16px; }
.article-body li { margin-bottom: 8px; }
.article-body strong { font-weight: 700; }
.article-body blockquote {
  margin: 0 0 18px;
  padding: 14px 18px;
  background: var(--color-surface);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--color-text);
}

.related { max-width: 720px; margin: 12px auto 0; padding: 0 20px; }
.related h2 { font-size: 1.1rem; margin: 0 0 12px; }
.related-list { list-style: none; padding: 0; margin: 0; }
.related-list li { margin-bottom: 8px; }
.related-list a {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 0.93rem;
  color: var(--color-text);
}
.related-list a:hover { border-color: var(--color-primary); color: var(--color-primary); }

.guide-list { list-style: none; padding: 0 20px; margin: 0 auto 8px; max-width: 720px; display: grid; gap: 12px; }
.guide-card a {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  color: var(--color-text);
}
.guide-card a:hover { border-color: var(--color-primary); }
.guide-card h2 { font-size: 1.05rem; margin: 0 0 6px; line-height: 1.45; }
.guide-card p { font-size: 0.9rem; color: var(--color-text-muted); margin: 0 0 8px; line-height: 1.6; }
.guide-meta { font-size: 0.78rem; color: var(--color-text-muted); }

.back-link-wrap { max-width: 720px; margin: 28px auto 40px; padding: 0 20px; }
.back-link { color: var(--color-primary); font-size: 0.9rem; }

/* 홈 상단 소개 + 가이드 프리뷰 */
.home-intro { max-width: 760px; margin: 0 auto 8px; padding: 0 20px; }
.home-intro p { color: var(--color-text-muted); line-height: 1.75; margin: 0 0 12px; }
.home-guides { max-width: var(--max-width); margin: 44px auto 0; padding: 0 20px; }
.home-guides-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 14px; }
.home-guides-head h2 { font-size: 1.2rem; margin: 0; }
.home-guides-head a { font-size: 0.85rem; color: var(--color-primary); }
.home-guides-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 760px) { .home-guides-grid { grid-template-columns: 1fr; } }