/* Neubrutalism Design System for menkyo-sort */
:root {
  --bg: #fafafa;
  --card: #ffffff;
  --ink: #111111;
  --sub: #555555;
  --line: #111111;
  --accent: #7c3aed;
  --accent-light: #ede9fe;
  --accent-hover: #6d28d9;
  --neon-yellow: #fde047;
  --neon-green: #4ade80;
  --neon-red: #f87171;
  --border-thick: 2px solid #111111;
  --border-heavy: 3px solid #111111;
  --shadow-main: 4px 4px 0px #111111;
  --shadow-hover: 6px 6px 0px #111111;
  --shadow-sm: 2px 2px 0px #111111;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d0d11;
    --card: #18181f;
    --ink: #f4f4f5;
    --sub: #a1a1aa;
    --line: #f4f4f5;
    --accent: #8b5cf6;
    --accent-light: #2e1065;
    --accent-hover: #a78bfa;
    --neon-yellow: #facc15;
    --border-thick: 2px solid #f4f4f5;
    --border-heavy: 3px solid #f4f4f5;
    --shadow-main: 4px 4px 0px #f4f4f5;
    --shadow-hover: 6px 6px 0px #f4f4f5;
    --shadow-sm: 2px 2px 0px #f4f4f5;
  }
}

* {
  box-sizing: border-box;
  border-radius: 0 !important;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Header & Navigation */
header {
  background: var(--card);
  border-bottom: var(--border-heavy);
  padding: 16px 20px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.logo-area {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.logo {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: var(--neon-yellow);
  color: #111;
  padding: 4px 10px;
  border: var(--border-thick);
  box-shadow: var(--shadow-sm);
  display: inline-block;
}

.tagline {
  font-size: 13px;
  font-weight: 700;
  color: var(--sub);
}

.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.badge-pr {
  font-size: 11px;
  font-weight: 800;
  border: 1px solid var(--line);
  padding: 2px 6px;
  background: transparent;
  color: var(--sub);
}

/* Hero Section */
.hero {
  max-width: 1140px;
  margin: 24px auto 16px;
  padding: 0 16px;
}

.hero-banner {
  background: var(--card);
  border: var(--border-heavy);
  box-shadow: var(--shadow-main);
  padding: 24px 20px;
}

.hero-title {
  font-size: 28px;
  font-weight: 900;
  margin: 0 0 10px;
  line-height: 1.3;
}

.hero-title mark {
  background: var(--neon-yellow);
  color: #111;
  padding: 2px 8px;
  border: var(--border-thick);
}

.hero-desc {
  font-size: 15px;
  color: var(--sub);
  margin: 0;
  font-weight: 500;
}

/* Filter Bar */
.filter-container {
  max-width: 1140px;
  margin: 0 auto 24px;
  padding: 0 16px;
}

.filter-box {
  background: var(--card);
  border: var(--border-heavy);
  box-shadow: var(--shadow-main);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.filter-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-label {
  font-size: 13px;
  font-weight: 900;
  min-width: 90px;
  background: var(--ink);
  color: var(--bg);
  padding: 4px 8px;
  text-align: center;
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill-btn {
  background: var(--card);
  border: var(--border-thick);
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all 0.1s ease;
  color: var(--ink);
}

.pill-btn:hover {
  background: var(--accent);
  color: #ffffff;
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0px var(--line);
}

.pill-btn.active {
  background: var(--accent);
  color: #ffffff;
  box-shadow: none;
  transform: translate(2px, 2px);
}

.search-input {
  flex: 1;
  min-width: 220px;
  padding: 8px 12px;
  border: var(--border-thick);
  font-size: 14px;
  font-weight: 600;
  background: var(--card);
  color: var(--ink);
  outline: none;
}

.search-input:focus {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

/* Sort & Meta row */
.meta-bar {
  max-width: 1140px;
  margin: 0 auto 16px;
  padding: 0 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.count-info {
  font-size: 15px;
  font-weight: 800;
}

.count-info strong {
  color: var(--accent);
  font-size: 20px;
}

.sort-select {
  padding: 8px 12px;
  border: var(--border-thick);
  background: var(--card);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

/* School Cards Grid */
.school-grid {
  max-width: 1140px;
  margin: 0 auto 40px;
  padding: 0 16px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.school-card {
  background: var(--card);
  border: var(--border-heavy);
  box-shadow: var(--shadow-main);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.school-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hover);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 10px;
}

.card-title-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pref-badge {
  font-size: 12px;
  font-weight: 800;
  display: inline-block;
  background: var(--ink);
  color: var(--bg);
  padding: 2px 8px;
  width: fit-content;
}

.card-title {
  font-size: 20px;
  font-weight: 900;
  margin: 0;
  line-height: 1.3;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.highlight-badge {
  font-size: 12px;
  font-weight: 800;
  padding: 3px 8px;
  border: var(--border-thick);
  background: var(--neon-yellow);
  color: #111;
  box-shadow: var(--shadow-sm);
}

.diff-badge {
  background: #fca5a5;
  color: #7f1d1d;
}

.season-badge {
  background: #bfdbfe;
  color: #1e3a8a;
}

/* Price & Comparison Box */
.price-comparison-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  background: var(--bg);
  border: var(--border-thick);
  padding: 14px;
}

.price-item {
  display: flex;
  flex-direction: column;
}

.price-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--sub);
}

.price-value {
  font-size: 26px;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.2;
}

.price-unit {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.diff-info {
  font-size: 13px;
  font-weight: 700;
  color: #b91c1c;
  margin-top: 4px;
}

/* Source Comparison Row */
.source-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 6px;
  border-top: 1px dashed var(--sub);
}

.sources-list {
  font-size: 12px;
  font-weight: 700;
  color: var(--sub);
}

.sources-list span {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 2px 6px;
  margin-right: 4px;
}

.card-btn {
  background: var(--ink);
  color: var(--bg);
  border: var(--border-thick);
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.1s ease;
}

.card-btn:hover {
  background: var(--accent);
  color: #ffffff;
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px var(--line);
}

/* School Detail Page Styles */
.detail-container {
  max-width: 1140px;
  margin: 24px auto 40px;
  padding: 0 16px;
}

.detail-header {
  background: var(--card);
  border: var(--border-heavy);
  box-shadow: var(--shadow-main);
  padding: 24px;
  margin-bottom: 24px;
}

.comparison-table-wrap {
  overflow-x: auto;
  margin: 16px 0;
  border: var(--border-thick);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background: var(--card);
}

.comparison-table th,
.comparison-table td {
  padding: 12px 14px;
  border: 1px solid var(--line);
  font-size: 14px;
}

.comparison-table th {
  background: var(--ink);
  color: var(--bg);
  font-weight: 800;
}

.comparison-table tr:hover {
  background: var(--accent-light);
}

.cheapest-cell {
  background: var(--neon-yellow) !important;
  color: #111 !important;
  font-weight: 900;
}

/* CTA & Outbound */
.cta-box {
  background: var(--neon-yellow);
  border: var(--border-heavy);
  box-shadow: var(--shadow-main);
  padding: 20px;
  text-align: center;
  margin: 30px 0;
}

.cta-title {
  font-size: 20px;
  font-weight: 900;
  color: #111;
  margin: 0 0 12px;
}

.cta-btn-group {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.cta-btn {
  background: var(--ink);
  color: var(--bg);
  border: var(--border-thick);
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 900;
  box-shadow: var(--shadow-sm);
  display: inline-block;
  cursor: pointer;
  transition: all 0.1s ease;
}

.cta-btn:hover {
  background: var(--accent);
  color: #ffffff;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px #111;
}

/* Content & FAQ */
.content-section {
  max-width: 1140px;
  margin: 0 auto 40px;
  padding: 0 16px;
}

.content-card {
  background: var(--card);
  border: var(--border-heavy);
  box-shadow: var(--shadow-main);
  padding: 24px;
  margin-bottom: 20px;
}

.content-card h2 {
  font-size: 20px;
  font-weight: 900;
  margin: 0 0 12px;
  border-left: 6px solid var(--accent);
  padding-left: 10px;
}

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
}

.faq-q {
  font-weight: 800;
  font-size: 15px;
  margin-bottom: 6px;
}

.faq-a {
  font-size: 14px;
  color: var(--sub);
  margin: 0;
}

/* Footer */
footer {
  background: var(--card);
  border-top: var(--border-heavy);
  padding: 30px 20px;
  text-align: center;
  font-size: 13px;
  color: var(--sub);
  font-weight: 600;
}

footer a:hover {
  text-decoration: underline;
  color: var(--accent);
}

/* Deep Research Conversion & pSEO Elements */
.cancel-free-banner {
  background: var(--neon-green);
  color: #064e3b;
  border: var(--border-heavy);
  box-shadow: var(--shadow-main);
  padding: 14px 18px;
  margin: 16px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-weight: 800;
  font-size: 14px;
}

.cancel-free-banner .badge {
  background: #064e3b;
  color: #ffffff;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.line-alert-card {
  background: #06c755;
  color: #ffffff;
  border: var(--border-heavy);
  box-shadow: var(--shadow-main);
  padding: 24px;
  margin: 28px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.line-alert-card h3 {
  font-size: 20px;
  font-weight: 900;
  margin: 0;
  color: #ffffff;
}

.line-alert-card p {
  font-size: 14px;
  margin: 0;
  line-height: 1.6;
  opacity: 0.95;
}

.line-btn {
  background: #ffffff;
  color: #06c755;
  border: var(--border-thick);
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 900;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all 0.1s ease;
  width: fit-content;
}

.line-btn:hover {
  background: var(--ink);
  color: #ffffff;
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px #ffffff;
}

.discount-chip {
  background: var(--neon-yellow);
  color: #713f12;
  border: 1px solid var(--line);
  padding: 2px 6px;
  font-size: 11px;
  font-weight: 800;
  display: inline-block;
}