/* ============================================
   JP Card Prices — Design System
   ============================================ */

:root {
  --color-primary: #1e3a5f;
  --color-primary-dark: #14283f;
  --color-secondary: #4a90d9;
  --color-accent: #ffcc00;
  --color-bg: #f5f7fa;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-text: #1a1a1a;
  --color-text-muted: #64748b;
  --color-text-subtle: #94a3b8;
  --color-up: #22c55e;
  --color-up-bg: #dcfce7;
  --color-down: #ef4444;
  --color-down-bg: #fee2e2;

  --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'SF Mono', Menlo, Consolas, monospace;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, .08);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, .12);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  --container: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.25;
  font-weight: 700;
}
h1 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h2 { font-size: clamp(1.4rem, 2.5vw, 1.875rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: .75rem; }

a { color: var(--color-secondary); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* Layout */
.container {
  width: 100%;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

main { padding: 2rem 0 4rem; min-height: 60vh; }

/* ============================================
   Header / Nav
   ============================================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: saturate(180%) blur(6px);
}
.nav-row {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  display: flex; align-items: center; gap: .5rem;
  font-family: var(--font-heading); font-weight: 800;
  font-size: 1.15rem; color: var(--color-primary);
}
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff; font-size: .85rem; font-weight: 800; letter-spacing: -.02em;
}
.logo:hover { text-decoration: none; }

.nav-main {
  display: flex; gap: 1.75rem; align-items: center;
}
.nav-main a {
  color: var(--color-text);
  font-weight: 600;
  font-size: .95rem;
  padding: .25rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color .15s;
}
.nav-main a:hover { text-decoration: none; border-color: var(--color-secondary); }
.nav-main a.active { color: var(--color-primary); border-color: var(--color-primary); }

.nav-right { display: flex; align-items: center; gap: 1rem; }
.lang-switch {
  display: inline-flex; border: 1px solid var(--color-border);
  border-radius: 100px; padding: 2px; font-size: .8rem; font-weight: 700;
}
.lang-switch a {
  padding: .25rem .65rem; border-radius: 100px; color: var(--color-text-muted);
}
.lang-switch a.active { background: var(--color-primary); color: #fff; }
.lang-switch a:hover { text-decoration: none; }

.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  font-size: 1.5rem; color: var(--color-primary); padding: .25rem .5rem;
}

@media (max-width: 820px) {
  .nav-main {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    background: #fff; flex-direction: column; gap: 0; padding: .5rem 0;
    border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-md);
  }
  .nav-main.open { display: flex; }
  .nav-main a { padding: .75rem 1.25rem; border-bottom: 1px solid var(--color-border); border-left: 3px solid transparent; }
  .nav-main a.active { border-left-color: var(--color-primary); border-bottom-color: var(--color-border); }
  .nav-toggle { display: inline-block; }
}

/* ============================================
   Hero / Page heading
   ============================================ */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #2c4a73 100%);
  color: #fff; padding: 3rem 0 2.5rem;
}
.page-hero h1 { color: #fff; margin-bottom: .5rem; }
.page-hero p { color: rgba(255,255,255,.85); max-width: 650px; }
.page-hero .breadcrumb, .page-hero .breadcrumb a { color: rgba(255,255,255,.75); }

.breadcrumb {
  font-size: .85rem; color: var(--color-text-muted);
  margin-bottom: .75rem;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb span { margin: 0 .4rem; opacity: .6; }

/* ============================================
   Cards / Grids
   ============================================ */
.card-surface {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.section { margin-bottom: 3rem; }
.section-header {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: 1rem; gap: 1rem; flex-wrap: wrap;
}
.section-header h2 { margin-bottom: 0; }
.section-header .link-more { font-size: .9rem; font-weight: 600; }

/* ============================================
   Stat / KPI cards
   ============================================ */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
@media (max-width: 900px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .stat-grid { grid-template-columns: 1fr; } }

.stat {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
}
.stat-label {
  font-size: .8rem; color: var(--color-text-muted);
  text-transform: uppercase; letter-spacing: .05em; font-weight: 700;
  margin-bottom: .35rem;
}
.stat-value {
  font-family: var(--font-heading);
  font-size: 1.75rem; font-weight: 700; color: var(--color-primary);
  line-height: 1.1;
}
.stat-delta {
  display: inline-flex; align-items: center; gap: .25rem;
  font-size: .85rem; font-weight: 700; margin-top: .25rem;
}
.stat-delta.up { color: var(--color-up); }
.stat-delta.down { color: var(--color-down); }

/* ============================================
   Price pills + trend indicators
   ============================================ */
.pill {
  display: inline-flex; align-items: center; gap: .25rem;
  font-size: .8rem; font-weight: 700;
  padding: .2rem .55rem; border-radius: 100px;
  font-family: var(--font-mono);
}
.pill.up { background: var(--color-up-bg); color: #15803d; }
.pill.down { background: var(--color-down-bg); color: #b91c1c; }
.pill.neutral { background: var(--color-border); color: var(--color-text-muted); }

/* ============================================
   Movers list
   ============================================ */
.movers { display: grid; gap: .5rem; }
.mover {
  display: grid; grid-template-columns: 40px 60px 1fr auto auto;
  gap: .85rem; align-items: center;
  padding: .75rem; border: 1px solid var(--color-border);
  background: var(--color-surface); border-radius: var(--radius-md);
  transition: transform .1s, box-shadow .1s;
}
.mover:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); text-decoration: none; }
.mover .rank {
  font-family: var(--font-heading); font-size: 1.25rem;
  font-weight: 800; color: var(--color-text-subtle); text-align: center;
}
.mover .thumb {
  width: 60px; height: 84px; border-radius: 6px;
  background: linear-gradient(135deg, #334155, #0f172a);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.35); font-size: .65rem; font-weight: 700;
  overflow: hidden;
}
.mover .thumb img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.mover .meta { min-width: 0; }
.mover .name {
  font-family: var(--font-heading); font-weight: 700; color: var(--color-text);
  font-size: 1rem; margin-bottom: .15rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.mover .sub {
  font-size: .8rem; color: var(--color-text-muted);
}
.mover .price {
  font-family: var(--font-mono); font-weight: 700; font-size: 1rem;
  color: var(--color-primary); text-align: right;
}
.mover .price small { display: block; font-size: .7rem; color: var(--color-text-muted); font-weight: 600; }

@media (max-width: 560px) {
  .mover { grid-template-columns: 30px 48px 1fr auto; }
  .mover .thumb { width: 48px; height: 68px; }
  .mover .price { display: none; }
}

/* ============================================
   Card grid (card listings)
   ============================================ */
.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
@media (max-width: 900px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }

.card-tile {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform .12s, box-shadow .12s;
}
.card-tile:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); text-decoration: none; }
.card-tile .art {
  aspect-ratio: 5 / 7;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  position: relative; color: #fff;
  display: flex; align-items: flex-end; padding: .75rem;
  font-size: .7rem; font-weight: 700; letter-spacing: .02em;
}
.card-tile .art.holo { background: linear-gradient(135deg, #f59e0b, #ef4444, #8b5cf6, #3b82f6); }
.card-tile .art.rainbow { background: linear-gradient(135deg, #f472b6, #fbbf24, #34d399, #60a5fa, #a78bfa); }
.card-tile .art.dark { background: linear-gradient(135deg, #0f172a, #475569); }
.card-tile .art.fire { background: linear-gradient(135deg, #b91c1c, #f97316, #fbbf24); }
.card-tile .art.water { background: linear-gradient(135deg, #1e3a8a, #0ea5e9, #67e8f9); }
.card-tile .art.grass { background: linear-gradient(135deg, #166534, #22c55e, #bef264); }
.card-tile .art.onepiece { background: linear-gradient(135deg, #dc2626, #f59e0b, #facc15); }
.card-tile .art-label { position: absolute; top: .65rem; left: .75rem; font-size: .7rem; opacity: .9; }
.card-tile .art-rarity {
  position: absolute; top: .55rem; right: .55rem;
  background: rgba(0,0,0,.5); color: #fff; padding: .15rem .5rem;
  border-radius: 100px; font-size: .65rem; font-weight: 700;
}
.card-tile .body { padding: .85rem 1rem 1rem; }
.card-tile .ct-name {
  font-family: var(--font-heading); font-weight: 700;
  font-size: .95rem; color: var(--color-text); margin-bottom: .15rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.card-tile .ct-set { font-size: .75rem; color: var(--color-text-muted); margin-bottom: .5rem; }
.card-tile .ct-price {
  display: flex; align-items: baseline; justify-content: space-between; gap: .5rem;
}
.card-tile .ct-val { font-family: var(--font-mono); font-weight: 700; color: var(--color-primary); }

/* ============================================
   Card detail page
   ============================================ */
.card-detail {
  display: grid; grid-template-columns: 320px 1fr; gap: 2.5rem;
  margin-bottom: 3rem;
}
@media (max-width: 820px) { .card-detail { grid-template-columns: 1fr; gap: 1.5rem; } }

.card-hero-art {
  aspect-ratio: 5 / 7;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  position: relative; color: #fff;
  display: flex; align-items: flex-end; padding: 1.25rem;
  font-family: var(--font-heading); font-weight: 700;
  box-shadow: var(--shadow-lg);
}
.card-hero-art.holo { background: linear-gradient(135deg, #f59e0b, #ef4444, #8b5cf6, #3b82f6); }
.card-hero-art.rainbow { background: linear-gradient(135deg, #f472b6, #fbbf24, #34d399, #60a5fa, #a78bfa); }
.card-hero-art.fire { background: linear-gradient(135deg, #b91c1c, #f97316, #fbbf24); }
.card-hero-art.onepiece { background: linear-gradient(135deg, #dc2626, #f59e0b, #facc15); }

.card-hero-img {
  width: 100%;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 5 / 7;
  object-fit: cover;
  background: #0f172a;
}
.card-tile .art img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.card-tile .art { position: relative; overflow: hidden; }
.card-tile .art.has-img { padding: 0; }
.card-tile .art.has-img .art-label,
.card-tile .art.has-img .art-rarity {
  background: rgba(15, 23, 42, .72);
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,.5);
  z-index: 1;
}

.card-main-title { margin-bottom: .25rem; }
.card-main-meta {
  color: var(--color-text-muted); font-size: .95rem; margin-bottom: 1.5rem;
  display: flex; flex-wrap: wrap; gap: .5rem 1.25rem;
}
.card-main-meta strong { color: var(--color-text); font-weight: 700; }

.price-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  margin-bottom: 1.5rem;
}
.price-box {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 1rem 1.25rem;
}
.price-box .lbl { font-size: .75rem; text-transform: uppercase; color: var(--color-text-muted); font-weight: 700; letter-spacing: .05em; margin-bottom: .2rem; }
.price-box .val { font-family: var(--font-heading); font-size: 1.9rem; font-weight: 700; color: var(--color-primary); }
.price-box .delta { font-size: .85rem; font-weight: 700; }

/* ============================================
   Chart wrapper
   ============================================ */
.chart-wrap {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 1.25rem;
  margin-bottom: 1.5rem;
}
.chart-wrap header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 1rem; flex-wrap: wrap; gap: .5rem;
}
.chart-wrap h3 { margin-bottom: 0; }
.chart-range {
  display: inline-flex; background: var(--color-bg); border-radius: 100px; padding: 3px;
  font-size: .8rem; font-weight: 700;
}
.chart-range button {
  background: transparent; border: 0; padding: .3rem .75rem; border-radius: 100px;
  color: var(--color-text-muted); cursor: pointer; font-weight: 700;
}
.chart-range button.active { background: var(--color-primary); color: #fff; }
.chart-canvas-wrap { position: relative; height: 320px; }

/* ============================================
   CTA box
   ============================================ */
.cta-box {
  background: linear-gradient(135deg, #fff7ed 0%, #fef3c7 100%);
  border: 1px solid #fbbf24;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.cta-box .cta-label { font-size: .75rem; font-weight: 700; color: #92400e; letter-spacing: .05em; text-transform: uppercase; margin-bottom: .25rem; }
.cta-box h3 { color: var(--color-primary); margin-bottom: .5rem; }
.cta-box .cta-note { color: var(--color-text-muted); font-size: .85rem; margin-bottom: 1rem; }
.cta-box .cta-buttons { display: flex; gap: .75rem; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .75rem 1.35rem; border-radius: 100px;
  font-family: var(--font-heading); font-weight: 700; font-size: .9rem;
  text-decoration: none; cursor: pointer; border: 0;
  transition: transform .1s, box-shadow .1s, background .1s;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-accent { background: var(--color-accent); color: var(--color-primary); }
.btn-accent:hover { background: #fbbf24; text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-secondary { background: #fff; color: var(--color-primary); border: 1px solid var(--color-border); }
.btn-secondary:hover { background: var(--color-bg); text-decoration: none; }

/* ============================================
   Table (price / set list)
   ============================================ */
.table-wrap {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden; overflow-x: auto;
}
.table { width: 100%; border-collapse: collapse; min-width: 640px; }
.table th, .table td {
  padding: .8rem 1rem; text-align: left; border-bottom: 1px solid var(--color-border);
  font-size: .9rem;
}
.table th {
  background: var(--color-bg); font-family: var(--font-heading);
  font-size: .75rem; text-transform: uppercase; letter-spacing: .05em;
  color: var(--color-text-muted); font-weight: 700;
}
.table td.num, .table th.num { text-align: right; font-family: var(--font-mono); }
.table tbody tr:hover { background: var(--color-bg); }
.table tbody tr:last-child td { border-bottom: 0; }
.table a { color: var(--color-text); font-weight: 600; }
.table a:hover { color: var(--color-secondary); }

.thumb-sm {
  width: 32px; height: 44px; border-radius: 4px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: inline-block; vertical-align: middle; margin-right: .5rem;
}

/* ============================================
   Articles
   ============================================ */
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
@media (max-width: 900px) { .article-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .article-grid { grid-template-columns: 1fr; } }

.article-card {
  display: block; background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); overflow: hidden;
  transition: transform .12s, box-shadow .12s;
}
.article-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); text-decoration: none; }
.article-card .cover {
  height: 140px; padding: 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff; display: flex; align-items: flex-end;
  font-family: var(--font-heading); font-weight: 700; font-size: .75rem; letter-spacing: .05em; text-transform: uppercase;
}
.article-card .cover.red { background: linear-gradient(135deg, #991b1b, #f97316); }
.article-card .cover.green { background: linear-gradient(135deg, #14532d, #22c55e); }
.article-card .cover.purple { background: linear-gradient(135deg, #4c1d95, #a78bfa); }
.article-card .cover.gold { background: linear-gradient(135deg, #78350f, #fbbf24); }
.article-card .body { padding: 1rem 1.25rem 1.25rem; }
.article-card .title {
  font-family: var(--font-heading); font-weight: 700;
  font-size: 1.05rem; color: var(--color-text); margin-bottom: .4rem; line-height: 1.35;
}
.article-card .excerpt { font-size: .85rem; color: var(--color-text-muted); margin-bottom: .75rem; }
.article-card .meta { font-size: .75rem; color: var(--color-text-subtle); font-weight: 600; }

/* Article long-form content */
.article-body {
  max-width: 760px; margin: 0 auto;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 2.5rem clamp(1.25rem, 4vw, 3rem);
  box-shadow: var(--shadow-sm);
}
.article-body h2 { margin-top: 2.5rem; }
.article-body h3 { margin-top: 1.75rem; }
.article-body p { margin-bottom: 1.15rem; font-size: 1.02rem; line-height: 1.75; }
.article-body ul, .article-body ol { margin: 0 0 1.25rem 1.5rem; }
.article-body li { margin-bottom: .5rem; }
.article-body .lede { font-size: 1.15rem; color: var(--color-text-muted); margin-bottom: 2rem; }
.article-body .pub-meta {
  font-size: .85rem; color: var(--color-text-muted); margin-bottom: 1.5rem;
  padding-bottom: 1rem; border-bottom: 1px solid var(--color-border);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,.75);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}
.site-footer a { color: rgba(255,255,255,.75); }
.site-footer a:hover { color: #fff; text-decoration: none; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-brand h4 { color: #fff; font-size: 1.1rem; margin-bottom: .5rem; }
.footer-brand p { font-size: .85rem; max-width: 320px; }
.footer-col h5 {
  color: #fff; font-family: var(--font-heading); font-size: .8rem;
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: .75rem;
}
.footer-col ul { list-style: none; display: grid; gap: .5rem; font-size: .88rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 1.5rem; display: flex; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem; font-size: .8rem;
}

/* ============================================
   Utility
   ============================================ */
.text-muted { color: var(--color-text-muted); }
.text-up { color: var(--color-up); }
.text-down { color: var(--color-down); }
.mono { font-family: var(--font-mono); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.tag {
  display: inline-block; font-size: .7rem; font-weight: 700;
  padding: .15rem .55rem; border-radius: 100px;
  background: var(--color-bg); color: var(--color-text-muted);
  text-transform: uppercase; letter-spacing: .05em;
}
.tag.pokemon { background: #fef3c7; color: #92400e; }
.tag.onepiece { background: #fee2e2; color: #991b1b; }

.disclaimer {
  background: var(--color-bg); border-left: 3px solid var(--color-secondary);
  padding: .75rem 1rem; font-size: .85rem; color: var(--color-text-muted);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 1.5rem;
}