/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  --red:        #e05a00;
  --red-dk:     #b84400;
  --orange:     #ff6600;
  --bg:         #f4f4f0;
  --surface:    #ffffff;
  --gray-50:    #fafafa;
  --gray-100:   #f0f0f0;
  --border:     #dddddd;
  --text:       #1a1a1a;
  --text-sub:   #555555;
  --text-muted: #999999;
  --link:       #0066cc;
  --font: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', sans-serif;
  --r:    3px;
  --r-md: 6px;
  --shadow:    0 1px 4px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.12);
  --plus:       #1f9d57;   /* キャッシュフロー プラス */
  --minus:      #c0392b;   /* キャッシュフロー マイナス */
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; font-size: 14px; }
body {
  overflow-x: hidden;
  max-width: 100%;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
ul, ol { list-style: none; }
img { display: block; max-width: 100%; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 2px; }

/* ============================================================
   CONTAINER
   ============================================================ */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 8px;
}
@media (min-width: 640px) {
  .container { padding: 0 16px; }
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  background: var(--red);
  border-bottom: 3px solid var(--red-dk);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px 8px;
}
.logo {
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1;
  text-decoration: none;
}
.logo:hover { text-decoration: none; }
.logo span {
  font-size: 11px;
  font-weight: 400;
  display: block;
  letter-spacing: 0;
  margin-top: 2px;
  color: rgba(255,255,255,0.85);
}
.header-right { display: flex; align-items: center; gap: 8px; }
.header-btn {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.35);
  padding: 5px 12px;
  border-radius: var(--r);
  font-size: 12px;
  cursor: pointer;
  font-family: var(--font);
}
.header-btn.primary {
  background: #fff;
  color: var(--red);
  font-weight: 700;
}
.search-bar { background: var(--red-dk); padding: 8px 16px 10px; }
.search-inner { display: flex; gap: 6px; max-width: 600px; }
.search-inner input {
  flex: 1;
  padding: 8px 12px;
  border: none;
  border-radius: var(--r) 0 0 var(--r);
  font-size: 14px;
  outline: none;
  font-family: var(--font);
}
.search-inner button {
  background: var(--orange);
  color: #fff;
  border: none;
  padding: 8px 18px;
  border-radius: 0 var(--r) var(--r) 0;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font);
  transition: background 0.15s;
}
.search-inner button:hover { background: #e55a00; }

/* ============================================================
   NAVIGATION BAR
   ============================================================ */
.nav-bar {
  background: #222;
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav-bar::-webkit-scrollbar { display: none; }
.nav-item {
  color: #ddd;
  padding: 8px 14px;
  font-size: 13px;
  white-space: nowrap;
  border-right: 1px solid #333;
  transition: background 0.15s;
  text-decoration: none;
  display: block;
}
.nav-item:hover { background: #333; color: #fff; text-decoration: none; }
.nav-item.active { color: var(--orange); font-weight: 700; }
.nav-item-btn { background: none; border: none; font-family: var(--font); cursor: pointer; }
.nav-item-caret { font-size: 9px; margin-left: 3px; opacity: 0.7; }
.nav-dropdown-wrap { position: relative; display: flex; }
.nav-dropdown { display: none; position: absolute; top: 100%; left: 0; min-width: 240px; background: #2a2a2a; border: 1px solid #444; box-shadow: 0 4px 12px rgba(0,0,0,.4); z-index: 200; }
.nav-dropdown-wrap:hover .nav-dropdown,
.nav-dropdown-wrap:focus-within .nav-dropdown { display: block; }
.nav-dropdown a { display: flex; align-items: center; gap: 8px; color: #ddd; padding: 10px 14px; font-size: 13px; border-bottom: 1px solid #3a3a3a; white-space: nowrap; text-decoration: none; }
.nav-dropdown a:last-child { border-bottom: none; }
.nav-dropdown a:hover { background: #3a3a3a; color: #fff; text-decoration: none; }
.nav-dropdown-label { font-size: 10px; color: var(--orange); font-weight: 700; margin-left: auto; padding: 1px 5px; border: 1px solid var(--orange); border-radius: 2px; }

/* ============================================================
   BREADCRUMB
   ============================================================ */
.breadcrumb-bar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 6px 0;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 12px;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--link); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb [aria-current="page"] { color: var(--text-sub); }

/* ============================================================
   HERO（決算書・財務：ダークスレート→スティールブルー）
   ============================================================ */
.hero {
  background: linear-gradient(135deg, #11202e 0%, #1c3a52 50%, #2b6076 100%);
  padding: 28px 0;
}
@media (max-width: 480px) {
  .hero { padding: 20px 0; }
}
.hero-inner { max-width: 720px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(120,180,220,0.16);
  color: #a7d4ea;
  border: 1px solid rgba(120,180,220,0.4);
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 10px;
}
.hero-title {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 12px;
}
@media (max-width: 480px) {
  .hero-title { font-size: 22px; }
}
.hero-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
  max-width: 600px;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 12px 0 40px;
  align-items: start;
}
@media (min-width: 768px) {
  .layout { grid-template-columns: 1fr 260px; }
}

/* ============================================================
   SECTION CARD
   ============================================================ */
.section-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  margin-bottom: 12px;
}
.section-card:last-child { margin-bottom: 0; }
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 2px solid var(--red);
  background: var(--gray-50);
}
.section-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--red);
  display: flex;
  align-items: center;
  gap: 6px;
}
.update-date {
  font-size: 11px;
  color: var(--text-muted);
}
.section-body {
  padding: 14px;
}
.lead-text {
  font-size: 14px;
  line-height: 1.75;
  margin-bottom: 16px;
}
.lead-text:last-child { margin-bottom: 0; }
.section-lead-text {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 14px;
  line-height: 1.7;
}
.mini-head {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin: 16px 0 8px;
  padding-left: 9px;
  border-left: 4px solid var(--red);
  line-height: 1.4;
}

/* ============================================================
   POINT BULLETS（見るべきポイント）
   ============================================================ */
.point-bullets {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}
.point-bullets li {
  position: relative;
  padding-left: 20px;
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
}
.point-bullets li::before {
  content: '▶';
  position: absolute;
  left: 0;
  top: 1px;
  font-size: 9px;
  color: var(--red);
}
.point-bullets strong { color: var(--text); }

/* ============================================================
   NOTE BOX / WARN BOX / SAMPLE BOX
   ============================================================ */
.note-box {
  background: #fffbf0;
  border: 1px solid #e8d48c;
  border-radius: var(--r);
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.7;
  display: flex;
  gap: 6px;
}
.note-box p { margin: 0; }
.warn-box {
  background: #fdf2ee;
  border: 1px solid #f0b8a0;
  border-left: 4px solid #c84f14;
  border-radius: var(--r);
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.7;
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
}
.warn-box p { margin: 0; }
.sample-box {
  background: #eef4fb;
  border: 1px dashed #8fb4dd;
  border-radius: var(--r);
  padding: 8px 12px;
  font-size: 11px;
  font-weight: 700;
  color: #1c5fb0;
  line-height: 1.6;
  margin-bottom: 10px;
  display: flex;
  gap: 6px;
}

/* ============================================================
   SANPYO GRID（財務三表 3カード）
   ============================================================ */
.sanpyo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 12px;
}
@media (min-width: 560px) {
  .sanpyo-grid { grid-template-columns: repeat(3, 1fr); }
}
.sanpyo-card {
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 14px;
  background: var(--gray-50);
  text-align: center;
}
.sanpyo-card--pl { border-top: 4px solid #2e7d57; }
.sanpyo-card--bs { border-top: 4px solid #2b6076; }
.sanpyo-card--cf { border-top: 4px solid #b5742a; }
.sanpyo-icon { font-size: 24px; line-height: 1; margin-bottom: 4px; }
.sanpyo-abbr {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-sub);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1px 8px;
  border-radius: 999px;
  margin-bottom: 6px;
}
.sanpyo-card h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.sanpyo-card p {
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.7;
  margin: 0;
  text-align: left;
}

/* ============================================================
   PROFIT FLOW（5つの利益）
   ============================================================ */
.profit-flow {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 14px;
}
.profit-step {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  margin-bottom: 8px;
}
.profit-step:last-child { margin-bottom: 0; }
.profit-step.is-key {
  border-left-color: var(--red);
  background: #fff9f4;
}
.profit-step-main {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 10px;
  margin-bottom: 3px;
}
.profit-step-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}
.key-badge {
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  background: var(--red);
  padding: 1px 6px;
  border-radius: 999px;
}
.profit-step-calc {
  font-size: 12px;
  font-weight: 700;
  color: var(--link);
  font-variant-numeric: tabular-nums;
}
.profit-step-desc {
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ============================================================
   B/S FIGURE（貸借対照表の図解）
   ============================================================ */
.bs-figure {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}
.bs-col { display: flex; flex-direction: column; gap: 6px; }
.bs-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-align: center;
}
.bs-box {
  border-radius: var(--r);
  padding: 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
}
.bs-box small {
  display: block;
  font-size: 10px;
  font-weight: 400;
  color: var(--text-sub);
  margin-top: 3px;
}
.bs-box--asset  { background: #e9f2f7; border: 1px solid #b6d3e2; }
.bs-box--debt   { background: #fdeeea; border: 1px solid #f0c2b2; }
.bs-box--equity { background: #eaf5ee; border: 1px solid #b3ddc4; flex: 1; }
.bs-right { justify-content: flex-start; }

/* ============================================================
   FACTOR GRID（キャッシュフロー3種）
   ============================================================ */
.factor-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 4px;
}
@media (min-width: 480px) {
  .factor-grid { grid-template-columns: 1fr 1fr 1fr; }
}
.factor-card {
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 14px;
  background: var(--gray-50);
}
.factor-icon {
  font-size: 22px;
  line-height: 1;
  margin-bottom: 6px;
}
.factor-card h3 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}
.factor-card p {
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.7;
  margin: 0;
}

/* ============================================================
   COMPARE TABLE
   ============================================================ */
.table-wrap {
  overflow-x: auto;
  margin-bottom: 8px;
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  min-width: 560px;
}
.compare-table caption {
  font-size: 11px;
  color: var(--text-muted);
  text-align: left;
  margin-bottom: 6px;
  padding-bottom: 4px;
}
.compare-table th,
.compare-table td {
  padding: 8px 10px;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: middle;
}
.compare-table thead th {
  background: var(--gray-100);
  font-weight: 700;
  font-size: 12px;
  color: var(--text-sub);
}
.compare-table thead th.num-col { text-align: right; }
.compare-table thead th.highlight-col { background: #fff0e6; color: var(--red); }
.compare-table tbody tr:hover { background: var(--gray-50); }
.compare-table tbody th {
  background: var(--gray-50);
  font-weight: 700;
  font-size: 12px;
  white-space: nowrap;
}
.compare-table td.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.compare-table td.highlight { background: #fff5ee; color: var(--text); }
.compare-table .recommended td { background: #fff9e6; }
.compare-table .recommended td.highlight { background: #fff0d0; }
.compare-table .recommended th[scope="row"] { background: #fff3d6; }
.table-note {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* キャッシュフロー符号バッジ */
.cf-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}
.cf-plus  { background: var(--plus); }
.cf-minus { background: var(--minus); }

/* ============================================================
   TIPS LIST
   ============================================================ */
.tips-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.tip-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.tip-item:first-child { padding-top: 0; }
.tip-item:last-child { border-bottom: none; padding-bottom: 0; }
.tip-num {
  flex-shrink: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-100);
  line-height: 1;
  min-width: 28px;
  text-align: right;
  padding-top: 2px;
}
.tip-content h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}
.tip-content p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
  margin: 0;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-body { padding: 0; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: none; }
.faq-q {
  list-style: none;
  padding: 12px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  user-select: none;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::before {
  content: 'Q';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: var(--red);
  color: #fff;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.faq-q::after {
  content: '▼';
  flex-shrink: 0;
  font-size: 10px;
  color: var(--text-muted);
  transition: transform 0.2s;
  margin-left: auto;
}
.faq-item[open] .faq-q::after { transform: rotate(180deg); }
.faq-q:hover { background: var(--gray-50); }
.faq-a {
  padding: 10px 14px 14px 48px;
  border-top: 1px solid var(--border);
  background: var(--gray-50);
}
.faq-a p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.75;
  margin: 0;
}

/* ============================================================
   DISCLAIMER BOX
   ============================================================ */
.disclaimer-box {
  padding: 10px 14px;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.7;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  margin-bottom: 12px;
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar-widget {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  margin-bottom: 12px;
}
.sidebar-widget:last-child { margin-bottom: 0; }
.sidebar-widget-head {
  padding: 8px 12px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--border);
  border-left: 3px solid var(--red);
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}
.sidebar-widget-head--warn {
  border-left-color: #c84f14;
  color: #c84f14;
}
.sidebar-widget-body { padding: 10px 12px; }
.related-list { display: flex; flex-direction: column; gap: 8px; }
.related-list li {
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  line-height: 1.5;
}
.related-list li:last-child { border-bottom: none; padding-bottom: 0; }
.related-list a { color: var(--link); }
.related-list a:hover { text-decoration: underline; }
.sidebar-disclaimer {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ============================================================
   CHECK MINI（サイドバー：決算書チェック早見）
   ============================================================ */
.check-mini { display: flex; flex-direction: column; gap: 0; }
.check-mini li {
  position: relative;
  padding: 7px 0 7px 22px;
  border-bottom: 1px dotted var(--border);
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.5;
}
.check-mini li:last-child { border-bottom: none; }
.check-mini li::before {
  content: '✓';
  position: absolute;
  left: 2px;
  top: 7px;
  color: var(--plus);
  font-weight: 700;
}

/* ============================================================
   MEMO LIST（サイドバー：財務三表ひとことメモ）
   ============================================================ */
.memo-list { display: flex; flex-direction: column; gap: 0; }
.memo-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px dotted var(--border);
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.5;
}
.memo-list li:last-child { border-bottom: none; }
.memo-abbr {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  background: #2b6076;
  padding: 2px 6px;
  border-radius: 2px;
  min-width: 34px;
  text-align: center;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #222;
  color: #aaa;
  text-align: center;
  padding: 20px 16px;
  font-size: 12px;
  line-height: 1.8;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px 16px;
  margin-bottom: 8px;
}
.footer-links a { color: #aaa; }
.footer-links a:hover { color: #fff; text-decoration: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 480px) {
  .faq-a { padding: 10px 12px 12px; }
}

/* ============================================================
   RESPONSIVE SAFETY — モバイル横はみ出し防止
   グリッド/フレックス項目は min-width:auto のため内部のワイド要素
   （比較テーブル等）で縮まず横スクロールが発生する。min-width:0 で解消。
   ============================================================ */
.layout > *,
.layout__inner > *,
.left-col, .right-col,
.left-col > *, .right-col > *,
.layout-main, .layout-side {
  min-width: 0;
}
.table-wrap { max-width: 100%; }