:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-text: #1a1d23;
  --color-text-muted: #5b6270;
  --color-border: #e7e9ec;
  --color-accent: #16643f;
  --color-accent-light: #e6f2ec;
  --color-danger: #ef4444;
  --color-up: #ef4444;
  --color-down: #3b82f6;
  --max-width: 1120px;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(20, 25, 35, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Generic gain/loss utility (KR convention: up = red, down = blue) */
.up {
  color: var(--color-up);
}

.down {
  color: var(--color-down);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.nav-links a:hover {
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Hero */
.hero {
  padding: 96px 0 80px;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.hero .container {
  display: grid;
  gap: 24px;
  text-align: center;
  justify-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin: 0;
  max-width: 720px;
}

.hero p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(22, 100, 63, 0.25);
}

.btn-secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.disclaimer-note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* Section shared */
section {
  padding: 80px 0;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-head .eyebrow {
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}

.section-head p {
  color: var(--color-text-muted);
  margin: 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

/* Principles grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

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

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

/* Market overview */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.market-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px;
}

.market-card .market-name {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 6px;
}

.market-card .market-value {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.market-change {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 6px;
}

.market-change.up {
  color: var(--color-danger);
}

.market-change.down {
  color: var(--color-down);
}

.market-note {
  margin-top: 20px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* Tips list */
.tips-list {
  display: grid;
  gap: 16px;
  max-width: 720px;
  margin: 0 auto;
}

.tip-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.tip-number {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.tip-item h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.tip-item p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

/* CTA */
.cta {
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius);
  padding: 56px 40px;
  text-align: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.cta h2 {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.cta p {
  margin: 0 0 28px;
  opacity: 0.9;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.subscribe-form {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.subscribe-form input[type="email"] {
  padding: 13px 16px;
  border-radius: 10px;
  border: none;
  min-width: 280px;
  font-size: 0.95rem;
}

.subscribe-form .btn-primary {
  background: var(--color-bg);
  color: var(--color-accent);
}

.form-message {
  margin-top: 14px;
  font-size: 0.85rem;
  min-height: 1.2em;
}

/* News predictor & simulator shared bits */
.field-hint {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin: 6px 0 0;
}

.disclaimer-box {
  margin-top: 24px;
  padding: 14px 18px;
  border-radius: 10px;
  background: #fdf3e7;
  border: 1px solid #f2ddb8;
  color: #7a5a1e;
  font-size: 0.85rem;
  line-height: 1.5;
}

/* Recommendations */
.rec-card {
  display: flex;
  flex-direction: column;
}

.rec-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 6px;
}

.rec-card-head h3 {
  margin: 0;
  font-size: 1.05rem;
}

.rec-symbol {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

.rec-sector-badge {
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  white-space: nowrap;
}

.rec-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin: 6px 0 14px;
}

.rec-reasons {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.rec-reasons li {
  font-size: 0.84rem;
  color: var(--color-text);
  padding-left: 16px;
  position: relative;
  line-height: 1.5;
}

.rec-reasons li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.rec-actions {
  margin-top: auto;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.rec-actions .btn {
  padding: 9px 14px;
  font-size: 0.82rem;
}

/* Stock analysis */
code {
  background: var(--color-bg-alt);
  padding: 1px 6px;
  border-radius: 5px;
  font-size: 0.85em;
}

.stock-result {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.stock-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.stock-header h3 {
  margin: 0 0 6px;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.stock-symbol-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.discussion-link {
  display: inline-block;
  margin-left: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.discussion-link:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.compare-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.compare-row input[type="text"] {
  flex: 1;
  min-width: 200px;
  padding: 9px 12px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 0.88rem;
}

.compare-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.compare-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 6px 5px 12px;
  border-radius: 999px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  font-size: 0.82rem;
  font-weight: 600;
}

.compare-chip button {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.8rem;
  line-height: 1;
}

.compare-chip button:hover {
  color: var(--color-down);
}

.stock-price-block {
  text-align: right;
}

.stock-current-price {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stock-current-date {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.period-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.period-card {
  text-align: center;
  padding: 14px 8px;
  border-radius: 10px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

.period-card .period-label {
  display: block;
  font-size: 0.76rem;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.period-card .period-value {
  display: block;
  font-size: 1rem;
  font-weight: 700;
}

.period-card .period-value.up {
  color: var(--color-danger);
}

.period-card .period-value.down {
  color: var(--color-down);
}

.chart-range-toggle {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.range-btn {
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.range-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.range-btn.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

@media (max-width: 720px) {
  .period-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 480px) {
  .period-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .stock-price-block {
    text-align: left;
  }
}

.news-tool,
.simulator-tool {
  max-width: 820px;
  margin: 0 auto;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
}

.news-input-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.news-input-row input[type="text"] {
  flex: 1;
  min-width: 220px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  font-size: 0.95rem;
  font-family: inherit;
}

textarea {
  width: 100%;
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 0.92rem;
  line-height: 1.6;
  resize: vertical;
}

.news-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.news-result {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.sentiment-gauge {
  text-align: center;
  margin-bottom: 24px;
}

.sentiment-badge {
  display: inline-block;
  padding: 8px 20px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 14px;
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.sentiment-badge.positive {
  background: #fdeceb;
  color: var(--color-danger);
}

.sentiment-badge.negative {
  background: #eaf1fb;
  color: var(--color-down);
}

.gauge-bar {
  position: relative;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-down), #d8dce2 50%, var(--color-up));
  max-width: 420px;
  margin: 0 auto;
}

.gauge-marker {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-text);
  transform: translate(-50%, -50%);
  transition: left 0.4s ease;
}

.gauge-labels {
  display: flex;
  justify-content: space-between;
  max-width: 420px;
  margin: 8px auto 0;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.news-stats {
  margin-bottom: 20px;
}

.stat-box {
  text-align: center;
  padding: 18px;
  background: var(--color-bg-alt);
  border-radius: 10px;
}

.stat-num {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.headline-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.headline-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.headline-item .headline-tag {
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
}

.headline-item.positive {
  border-color: #f4c9c4;
  background: #fdf6f5;
}

.headline-item.positive .headline-tag {
  background: #fdeceb;
  color: var(--color-danger);
}

.headline-item.negative {
  border-color: #c6d9f2;
  background: #f6f9fd;
}

.headline-item.negative .headline-tag {
  background: #eaf1fb;
  color: var(--color-down);
}

.headline-text {
  flex: 1;
}

.headline-keywords {
  display: block;
  margin-top: 4px;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.sim-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.sim-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.sim-grid input {
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
}

.sim-result {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

#indexTickerRow {
  margin-bottom: 28px;
}

.tab-toggle {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--color-border);
}

.tab-btn {
  padding: 10px 6px;
  margin-bottom: -1px;
  border: none;
  border-bottom: 2px solid transparent;
  background: none;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
}

.tab-btn + .tab-btn {
  margin-left: 18px;
}

.tab-btn.is-active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

.sim-grid select {
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-bg);
}

.backtest-detail {
  margin-top: 24px;
  max-height: 320px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.backtest-detail table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.backtest-detail th,
.backtest-detail td {
  padding: 10px 14px;
  text-align: right;
  border-bottom: 1px solid var(--color-border);
}

.backtest-detail th:first-child,
.backtest-detail td:first-child {
  text-align: left;
}

.backtest-detail thead th {
  position: sticky;
  top: 0;
  background: var(--color-bg-alt);
}

.chart-wrap {
  position: relative;
  width: 100%;
  margin-bottom: 24px;
}

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

@media (max-width: 480px) {
  .sim-grid {
    grid-template-columns: 1fr;
  }
  .news-tool,
  .simulator-tool {
    padding: 22px;
  }
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 40px 0;
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links {
  display: flex;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 860px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .nav-links {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .nav-links.is-open {
    max-height: 320px;
  }
  .nav-links li {
    border-top: 1px solid var(--color-border);
  }
  .nav-links a {
    display: block;
    padding: 16px 24px;
  }
  .nav-toggle {
    display: block;
  }
}

@media (max-width: 520px) {
  .grid-4 {
    grid-template-columns: 1fr;
  }
  .cta {
    padding: 40px 24px;
  }
  .subscribe-form input[type="email"] {
    min-width: 0;
    width: 100%;
  }
}

/* Portfolio dashboard (dark mode, scoped) */
.dashboard-section {
  --color-bg: #10131a;
  --color-bg-alt: #191d27;
  --color-text: #e7e9ee;
  --color-text-muted: #8b93a3;
  --color-border: #262b38;
  --color-accent: #34d399;
  --color-accent-light: rgba(52, 211, 153, 0.14);
  background: var(--color-bg);
  color: var(--color-text);
}

.dashboard-section .section-head p {
  color: var(--color-text-muted);
}

.dashboard-panel {
  max-width: 100%;
}

.mono {
  font-family: "SF Mono", "Consolas", "Roboto Mono", "Menlo", monospace;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* Ticker bar */
.ticker-bar {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 20px;
  scrollbar-width: thin;
}

.ticker-item {
  flex-shrink: 0;
  min-width: 150px;
  padding: 12px 16px;
  border-radius: 10px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  transition: background-color 0.5s ease;
}

.ticker-item .ticker-label {
  display: block;
  font-size: 0.74rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.ticker-item .ticker-price {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
}

.ticker-item .ticker-change {
  display: block;
  font-size: 0.76rem;
  margin-top: 2px;
}

/* Price-tick flash — brief background pulse on update, Bloomberg-terminal style */
@keyframes flashUp {
  0% {
    background-color: rgba(239, 68, 68, 0.35);
  }
  100% {
    background-color: transparent;
  }
}

@keyframes flashDown {
  0% {
    background-color: rgba(59, 130, 246, 0.35);
  }
  100% {
    background-color: transparent;
  }
}

.flash-up {
  animation: flashUp 0.7s ease-out;
}

.flash-down {
  animation: flashDown 0.7s ease-out;
}

/* Search row */
.market-search-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.market-search-row input[type="text"] {
  flex: 1;
  min-width: 240px;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.92rem;
}

/* Virtualized market table */
.market-table {
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
}

.market-table-header,
.market-row {
  display: grid;
  grid-template-columns: 90px 1.4fr 0.95fr 0.9fr 0.75fr 0.9fr 1fr 1.3fr;
  gap: 8px;
  align-items: center;
}

.market-table-header {
  padding: 10px 14px;
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.market-table-header .num,
.market-row .num {
  text-align: right;
}

.market-table-scroll {
  height: 520px;
  overflow-y: auto;
  position: relative;
}

.market-table-spacer {
  position: relative;
}

.market-table-viewport {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
}

.market-row {
  height: 44px;
  padding: 0 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.82rem;
}

.market-row:hover {
  background: var(--color-bg-alt);
}

.market-row .row-symbol-cell {
  color: var(--color-text-muted);
  font-size: 0.76rem;
}

.market-row .row-name-cell {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.market-row .row-sector-cell {
  display: block;
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

/* Detail panel: chart + order book */
.detail-columns {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.detail-subhead {
  margin: 0 0 10px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 700;
}

.orderbook {
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
  font-size: 0.8rem;
}

.orderbook-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
}

.orderbook-row .ob-price {
  padding: 5px 10px;
  text-align: right;
}

.orderbook-row .ob-qty {
  padding: 5px 10px;
  text-align: left;
  color: var(--color-text-muted);
}

.orderbook-row.ask .ob-price {
  color: var(--color-down);
}

.orderbook-row.bid .ob-price {
  color: var(--color-up);
}

.orderbook-mid {
  padding: 6px 10px;
  text-align: center;
  font-weight: 700;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 860px) {
  .detail-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .market-table-header,
  .market-row {
    grid-template-columns: 70px 1.2fr 0.9fr 0.85fr 0.7fr;
  }
  .market-table-header span:nth-child(n + 6),
  .market-row > *:nth-child(n + 6) {
    display: none;
  }
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.82rem;
}

.icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1;
}

.icon-btn:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}

/* Skeleton loading */
.skeleton-card {
  overflow: hidden;
}

.skeleton-line {
  height: 12px;
  border-radius: 6px;
  margin-bottom: 8px;
  background: linear-gradient(90deg, var(--color-border) 25%, rgba(255, 255, 255, 0.08) 37%, var(--color-border) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
}

.skeleton-line.w-60 {
  width: 60%;
  height: 18px;
}

.skeleton-line.w-40 {
  width: 40%;
}

@keyframes shimmer {
  0% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0 50%;
  }
}

.detail-panel {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.detail-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.detail-panel-head h3 {
  margin: 0;
  font-size: 1.15rem;
}

.detail-price-block {
  text-align: left;
  margin-bottom: 16px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

@media (max-width: 480px) {
  .detail-price-block {
    flex-direction: column;
    gap: 2px;
  }
}