:root {
  --bg: #f5f0e8;
  --bg2: #ede8dc;
  --ink: #1a1410;
  --ink2: #4a4038;
  --ink3: #8a7a6a;
  --gold: #b8860b;
  --paper: #faf6ee;
  --gold-dim: #b8860b18;
  --border: #c8b89820;
  --border2: #c8b89840;
  --neutral: #5a7a3a;
  --green-dim: #5a7a3a18;

  /* KRX mode (default): red=bull, blue=bear */
  --bull: #c8440a;
  --bear: #1a4a8a;
  --bull-dim: #c8440a18;
  --bear-dim: #1a4a8a18;
  --red-dim: var(--bull-dim);
  --blue-dim: var(--bear-dim);
  --card: var(--paper);
}

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

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Noto Sans KR', sans-serif;
  min-height: 100vh;
  position: relative;
}

/* Washi paper texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* Vertical ruled lines */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 79px,
    rgba(180,150,100,0.08) 79px,
    rgba(180,150,100,0.08) 80px
  );
  pointer-events: none;
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* ===== HEADER ===== */
.site-header {
  padding: 48px 0 32px;
  border-bottom: 3px double #c8b898;
  margin-bottom: 40px;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.header-left {
  flex: 1 1 0;
  min-width: 0;
}

.header-right {
  flex: 0 0 auto;
  text-align: right;
  align-self: start;
}

.header-kana {
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  letter-spacing: 6px;
  color: var(--ink3);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.header-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(52px, 8vw, 96px);
  line-height: 0.9;
  letter-spacing: 2px;
  color: var(--ink);
}

.header-title span { color: var(--bull); }

.header-sub {
  margin-top: 12px;
  font-size: 13px;
  color: var(--ink3);
  font-weight: 300;
  line-height: 1.6;
}

.back-link {
  display: block;
  margin-top: 10px;
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--ink3);
  text-decoration: none;
  opacity: 0.6;
  transition: opacity 0.15s;
}

.back-link:visited { color: var(--ink3); }
.back-link:hover { opacity: 1; }

.header-stamp {
  width: 80px;
  height: 80px;
  border: 3px solid var(--bull);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--bull);
  line-height: 1.4;
  text-align: center;
}

/* tab-nav styling now handled inside .toolbar */

.tab-btn {
  padding: 14px 32px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink3);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.5px;
}

.tab-btn:hover { color: var(--ink); }
.tab-btn.active { color: var(--bull); border-bottom-color: var(--bull); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ===== SECTION HEADER ===== */
.sec-label {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  letter-spacing: 4px;
  color: var(--ink3);
  text-transform: uppercase;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.sec-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border2);
}

/* ===== ANATOMY STRIP ===== */
.anatomy-strip {
  background: var(--paper);
  border: 1px solid var(--border2);
  border-left: 4px solid var(--gold);
  padding: 28px 32px;
  margin-bottom: 40px;
  display: flex;
  gap: 48px;
  align-items: center;
}

.anatomy-candles {
  display: flex;
  gap: 24px;
  flex-shrink: 0;
}

.candle-figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.candle-label {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  color: var(--ink3);
  letter-spacing: 1px;
}

.anatomy-parts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  flex: 1;
}

.part-item {
  padding: 12px;
  background: var(--bg);
  border: 1px solid var(--border2);
}

.part-name {
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 4px;
}

.part-desc {
  font-size: 11px;
  color: var(--ink3);
  line-height: 1.5;
}

/* ===== SIMPLE CLASSIFICATION (Tab 1) ===== */

.simple-overview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}

.simple-card {
  background: var(--paper);
  border: 1px solid var(--border2);
  border-top: 4px solid var(--c-color);
  padding: 24px 20px;
  position: relative;
  overflow: hidden;
  transition: transform 0.15s;
}

.simple-card:hover { transform: translateY(-2px); }

.simple-card .num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 64px;
  color: var(--c-color);
  opacity: 0.08;
  position: absolute;
  top: -8px; right: 8px;
  line-height: 1;
}

.simple-card .c-tag {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--c-color);
  border: 1px solid var(--c-color);
  padding: 2px 8px;
  display: inline-block;
  margin-bottom: 10px;
}

.simple-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.simple-card p {
  font-size: 12px;
  color: var(--ink3);
  line-height: 1.6;
  margin-bottom: 14px;
}

.simple-card .pattern-list {
  list-style: none;
  font-size: 11px;
  color: var(--ink2);
  line-height: 1.8;
}

.simple-card .pattern-list li::before {
  content: '— ';
  color: var(--c-color);
}

/* DETAIL SECTION — card grid style */
.detail-section {
  margin-bottom: 56px;
}

.detail-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: var(--c-bg);
  border-left: 4px solid var(--c-color);
  margin-bottom: 24px;
}

.detail-header-tag {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--c-color);
  text-transform: uppercase;
}

.detail-header h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  letter-spacing: 2px;
  color: var(--ink);
}

.detail-header .signal-badge {
  margin-left: auto;
  padding: 4px 14px;
  background: var(--c-color);
  color: white;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
}

/* Pattern card grid */
.pattern-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.pcard {
  background: var(--paper);
  border: 1px solid var(--border2);
  border-bottom: 3px solid var(--pc-color, #ccc);
  padding: 0;
  display: flex;
  flex-direction: column;
  transition: transform 0.15s, box-shadow 0.15s;
}

.pcard:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

/* 툴팁 */
.pcard {
  position: relative;
}
.pcard-tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  width: 220px;
  background: #d4ccbe;
  color: var(--ink2);
  border: 1px solid #a89878;
  font-size: 11.5px;
  line-height: 1.6;
  padding: 10px 13px;
  border-radius: 6px;
  z-index: 100;
  pointer-events: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0s linear 0.15s;
}
.pcard-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: #a89878;
}
.pcard:hover .pcard-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  transition: opacity 0.15s ease 0.1s, transform 0.15s ease 0.1s, visibility 0s linear 0.1s;
}
.pcard-tooltip-badge {
  display: inline-block;
  font-size: 10px;
  background: var(--bg2);
  color: var(--ink3);
  border-radius: 4px;
  padding: 1px 6px;
  margin-bottom: 5px;
  letter-spacing: 0.3px;
}

.pcard-visual {
  background: var(--bg2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 20px 12px 16px;
  min-height: 110px;
  gap: 6px;
  border-bottom: 1px solid var(--border2);
}

.pcard-info {
  padding: 14px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pcard-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
}

.pcard-eng {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  color: var(--ink3);
  letter-spacing: 0.5px;
}
.pcard-name-ko {
  font-weight: 700;
}
.pcard-eng-wrap {
  display: block !important;
  margin-top: 1px;
}

.pcard-desc {
  font-size: 11px;
  color: var(--ink3);
  line-height: 1.5;
  margin-top: 2px;
  flex: 1;
}

.pcard-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--border2);
}

.pcard-stars {
  font-size: 10px;
  color: var(--gold);
  letter-spacing: -1px;
}

.sig-pill {
  display: inline-block;
  padding: 2px 8px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.5px;
  border-radius: 0;
}

.sig-bull { background: var(--bull-dim); color: var(--bull); border: 1px solid var(--bull); }
.sig-bear { background: var(--bear-dim); color: var(--bear); border: 1px solid var(--bear); }
.sig-neutral { background: var(--green-dim); color: var(--neutral); border: 1px solid var(--neutral); }
.sig-both { background: var(--gold-dim); color: var(--gold); border: 1px solid var(--gold); }

/* location tag */
.pcard-loc {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  color: var(--ink3);
  margin-top: 4px;
}

/* ===== TRADITIONAL CLASSIFICATION (Tab 2) ===== */

.trad-intro {
  background: var(--paper);
  border: 1px solid var(--border2);
  padding: 28px 32px;
  margin-bottom: 40px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}

.trad-stats {
  display: flex;
  gap: 32px;
}

.trad-stat {
  text-align: center;
}

.trad-stat .n {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 48px;
  color: var(--bull);
  line-height: 1;
}

.trad-stat .l {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--ink3);
}

.trad-tree {
  margin-bottom: 48px;
}

.tree-level1 {
  border: 2px solid var(--ink);
  margin-bottom: 32px;
}

.tree-l1-header {
  background: var(--ink);
  color: white;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.tree-l1-header .l1-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 36px;
  line-height: 1;
  opacity: 0.4;
}

.tree-l1-header h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 26px;
  letter-spacing: 2px;
}

.tree-l1-header .l1-count {
  margin-left: auto;
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  opacity: 0.6;
}

.tree-l1-body {
  padding: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.tree-level2 {
  background: var(--paper);
  border: 1px solid var(--border2);
  border-left: 3px solid var(--l2-color);
}

.tree-l2-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.5);
}

.tree-l2-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--l2-color);
  flex-shrink: 0;
}

.tree-l2-header h3 {
  font-size: 13px;
  font-weight: 700;
}

.tree-l2-header .l2-badge {
  margin-left: auto;
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  color: var(--l2-color);
  letter-spacing: 1px;
}

.tree-l2-body {
  padding: 12px 16px;
}

.tree-l2-body .sub-list {
  list-style: none;
  font-size: 12px;
  color: var(--ink2);
}

.tree-l2-body .sub-list li {
  padding: 4px 0;
  border-bottom: 1px dashed var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tree-l2-body .sub-list li:last-child { border-bottom: none; }

.tree-l2-body .sub-list .dot2 {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--l2-color);
  flex-shrink: 0;
}

.sub-eng {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  color: var(--ink3);
  margin-left: auto;
}

/* Comparison table */
.compare-section {
  background: var(--paper);
  border: 1px solid var(--border2);
  padding: 32px;
  margin-top: 48px;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 20px;
}

.compare-col h3 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border2);
}

.compare-col ul {
  list-style: none;
  font-size: 12px;
  color: var(--ink2);
  line-height: 2;
}

.compare-col ul li::before { content: '✓  '; color: var(--neutral); }

/* ===== TOOLBAR ===== */
.toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--border2);
}

.tab-nav {
  display: flex;
  gap: 0;
  border-bottom: none;
  margin-bottom: 0;
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-bottom: 8px;
  flex-wrap: wrap;
}

.toggle-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.toggle-label {
  font-family: 'DM Mono', monospace;
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--ink3);
  text-transform: uppercase;
  margin-right: 4px;
  white-space: nowrap;
}

.market-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.5px;
  color: var(--ink3);
  background: var(--bg2);
  border: 1px solid var(--border2);
  cursor: pointer;
  transition: all 0.15s;
}

.market-btn:hover { color: var(--ink); }
.market-btn.active { color: var(--ink); background: var(--paper); border-color: var(--ink); font-weight: 700; }

.market-btn .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeIn 0.5s ease forwards; }

@media (max-width: 768px) {
  .simple-overview { grid-template-columns: 1fr 1fr; }
  .anatomy-strip { flex-direction: column; }
  .anatomy-parts { grid-template-columns: 1fr 1fr; }
  .trad-intro { grid-template-columns: 1fr; }
  .compare-grid { grid-template-columns: 1fr; }
  .tree-l1-body { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  /* 1. 패딩 축소 */
  .container { padding: 0 16px 60px; }
  .site-header { padding: 24px 0 16px; gap: 16px; }
  .anatomy-strip { padding: 16px; gap: 16px; }

  /* 2. 탭 버튼 & 터치 타겟 */
  .tab-btn { padding: 10px 16px; font-size: 13px; }
  .market-btn { min-height: 44px; }

  /* 3. 툴팁 오버플로 방지 */
  .pcard-tooltip {
    width: auto;
    max-width: calc(100vw - 32px);
    left: 0;
    transform: translateY(4px);
  }
  .pcard:hover .pcard-tooltip { transform: translateY(0); }
  .pcard-tooltip::after { left: 24px; transform: none; }

  /* 4. 카드 그리드 1컬럼 */
  .simple-overview { grid-template-columns: 1fr; }

  /* 5. tree 헤더 줄바꿈 허용 */
  .tree-l1-header { flex-wrap: wrap; gap: 8px; }
  .tree-l1-header .l1-num { font-size: 28px; }
  .tree-l1-header h2 { font-size: 22px; }

  /* 기타 */
  .detail-header { padding: 12px 16px; flex-wrap: wrap; gap: 8px; }
  .detail-header h2 { font-size: 22px; }
  .compare-section { padding: 20px 16px; }
  .trad-intro { padding: 20px 16px; gap: 16px; }
  .trad-stats { gap: 16px; }
  .trad-stat .n { font-size: 36px; }
  .tree-l2-body .sub-list { line-height: 1.6; }
}