@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700&family=Space+Grotesk:wght@400;500;600;700&family=Space+Mono:wght@400;700&display=swap');

/* ─── Tokens ─────────────────────────────────────────────── */
:root {
  --bg-page:    #e8ecf5;
  --bg-card:    #ffffff;
  --bg-nav:     #1a1f36;
  --bg-input:   #eef0f9;
  --bg-hover:   #f0f2fb;
  --bg-section: #f5f6fc;

  --border:       #d0d5ea;
  --border-light: #dde1f0;

  --text-primary:   #1a1f36;
  --text-secondary: #3d4470;
  --text-muted:     #7880aa;
  --text-nav:       #8892c4;
  --text-nav-active:#ffffff;

  --green:      #00c97a;
  --red:        #f04060;

  --brand:      #6366f1;
  --brand-dark: #4f52d9;
  --brand-light:#eef0ff;
  --brand-border:#b8bbf8;

  --font-kr:      'Noto Sans KR', 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  --font-display: 'Space Grotesk', 'Noto Sans KR', sans-serif;
  --font-mono:    'Space Mono', 'Courier New', monospace;

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  --shadow-sm: 0 1px 3px rgba(26,31,54,0.08);
  --shadow-md: 0 2px 8px rgba(26,31,54,0.12);
}

/* ─── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font-kr);
  background: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ─── Nav ────────────────────────────────────────────────── */
nav {
  display: flex;
  align-items: center;
  padding: 0 28px;
  height: 52px;
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border);
  gap: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.12em;
  margin-right: 28px;
  flex-shrink: 0;
}

.nav-tabs { display: flex; gap: 0; flex: 1; height: 100%; }

.tab-btn {
  font-family: var(--font-kr);
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--text-nav);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0 16px;
  height: 100%;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.tab-btn:hover { color: #fff; }

.tab-btn.active {
  color: #ffffff;
  border-bottom-color: var(--brand);
  font-weight: 600;
}

.bot-status {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 0;
  flex-shrink: 0;
  margin-right: 8px;
  letter-spacing: 0.04em;
  cursor: pointer;
  user-select: none;
  transition: opacity 0.15s;
}
.bot-status:hover { opacity: 0.7; }

.bot-status.running {
  color: var(--green);
  background: rgba(0,201,122,0.1);
  border: 1px solid rgba(0,201,122,0.25);
}

.bot-status.stopped {
  color: var(--text-muted);
  background: var(--bg-hover);
  border: 1px solid var(--border);
}

.logout-btn {
  font-family: var(--font-kr);
  font-size: 0.8125rem;
  padding: 5px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.15);
  background: transparent;
  color: var(--text-nav);
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.logout-btn:hover { border-color: var(--red); color: var(--red); }

/* ─── Login ──────────────────────────────────────────────── */
#login-screen {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: var(--bg-page);
}

.login-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 340px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.login-logo { text-align: center; margin-bottom: 8px; }

.login-logo .wordmark {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: 0.15em;
}

.login-logo .sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.form-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.login-box input {
  font-family: var(--font-kr);
  font-size: 0.875rem;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}

.login-box input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.login-box input::placeholder { color: var(--text-muted); }

.btn-primary {
  font-family: var(--font-kr);
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  background: var(--brand);
  border: none;
  padding: 11px 22px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  width: 100%;
}

.btn-primary:hover { background: var(--brand-dark); }

.login-error {
  font-size: 0.8125rem;
  color: var(--red);
  text-align: center;
  min-height: 18px;
}

/* ─── Page wrapper ───────────────────────────────────────── */
.tab-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 28px;
}

/* ─── Page title ─────────────────────────────────────────── */
.page-title {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.page-title-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--brand);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
  font-family: var(--font-mono);
}

.page-title-text {
  font-family: var(--font-display);
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* ─── Stat Cards ─────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-top: 2px solid var(--brand);
  border-radius: var(--radius-md);
  padding: 18px 20px;
}

.stat-card h3 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-card p {
  font-family: var(--font-mono);
  font-size: 1.625rem;
  font-weight: 700;
  line-height: 1;
  color: var(--brand);
}

.stat-sub {
  display: block;
  font-size: 0.6875rem;
  color: var(--text-muted);
  margin-top: 5px;
}

.text-profit { color: var(--green) !important; }
.text-loss   { color: var(--red) !important; }
.text-brand  { color: var(--brand) !important; }
.text-muted  { color: var(--text-muted) !important; }

/* ─── Section heading ────────────────────────────────────── */
.section-heading {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 10px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0;
}

.section-idx {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: 0.04em;
  margin-right: 10px;
  flex-shrink: 0;
}

.section-count {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--brand);
  background: var(--brand-light);
  border: 1px solid var(--brand-border);
  padding: 2px 8px;
  border-radius: 0;
  margin-left: 8px;
}

/* ─── Chart ──────────────────────────────────────────────── */
.chart-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-top: 2px solid var(--brand);
  border-radius: var(--radius-md);
  padding: 18px 20px 14px;
  margin-bottom: 24px;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.chart-title {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

.chart-title .chart-idx {
  color: var(--brand);
  font-size: 0.625rem;
  margin-right: 8px;
}

.chart-range-btns { display: flex; gap: 4px; }

.chart-range-btn {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 0;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}

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

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

.chart-canvas-wrap { height: 200px; }

/* ─── Position Cards ─────────────────────────────────────── */
#positions-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 8px;
  margin-bottom: 24px;
}

.position-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.15s;
}

.position-card:hover { border-color: var(--brand-border); }

.position-card.pos-profit { border-left-color: var(--green); }
.position-card.pos-loss   { border-left-color: var(--red); }

.pos-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.pos-symbol-col { min-width: 0; }

.pos-name {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
  margin-bottom: 4px;
}

.pos-code {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--text-muted);
  margin-right: 8px;
}
.pos-strategy {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: var(--brand);
  background: var(--brand-light);
  border: 1px solid var(--brand-border);
  border-radius: 3px;
  padding: 1px 4px;
  margin-left: 4px;
  vertical-align: middle;
}

.pos-badge {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 0;
  letter-spacing: 0.04em;
}

.badge-long {
  color: var(--green);
  background: rgba(0,201,122,0.1);
  border: 1px solid rgba(0,201,122,0.25);
}

.pos-pnl-col {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex-shrink: 0;
}

.pos-pnl-value {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
}

.pos-pnl-pct {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
}

.pos-detail-row {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.pos-detail-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.pos-detail-label {
  font-size: 0.5625rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pos-detail-value {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.pos-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pos-strategy {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
  background: var(--bg-hover);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 0;
}

.pos-empty {
  background: var(--bg-card);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 40px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  grid-column: 1 / -1;
  margin-bottom: 24px;
}

/* ─── Bot Logs ───────────────────────────────────────────── */
.bot-logs-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 24px;
  max-width: 760px;
}
.log-entry {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.5;
  background: var(--bg-section);
  border-left: 3px solid var(--border);
}
.log-error { border-left-color: var(--red); background: #fff2f4; }
.log-warn  { border-left-color: #f5a623;    background: #fffbf0; }
.log-info  { border-left-color: var(--brand); background: var(--brand-light); }
.log-empty { color: var(--text-muted); font-family: var(--font-kr); font-size: 0.8rem; border-left-color: var(--border); }
.log-time  { color: var(--text-muted); white-space: nowrap; flex-shrink: 0; }
.log-msg   { color: var(--text-primary); word-break: break-all; }

/* ─── Signal Board ───────────────────────────────────────── */
.signal-board {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
  margin-bottom: 24px;
}
.signal-board-empty {
  color: var(--text-muted);
  font-size: 0.875rem;
  padding: 20px 0;
}
.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color 0.2s, background 0.2s;
}
.signal-card--signal {
  border-color: rgba(0, 201, 122, 0.5);
  background: rgba(0, 201, 122, 0.06);
}
.signal-card--hold {
  border-color: rgba(99, 102, 241, 0.5);
  background: rgba(99, 102, 241, 0.06);
}
.signal-card-state {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}
.signal-card--signal .signal-card-state { color: var(--green); }
.signal-card--hold .signal-card-state { color: #818cf8; }
.signal-card-name {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.signal-card-code {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
}
.signal-card-price {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-primary);
  margin-top: 4px;
}
.signal-card-rate {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
}
.signal-card-strength {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 2px;
}
.signal-card-strategy {
  font-size: 0.625rem;
  color: var(--text-muted);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.signal-card--weak .signal-card-strength { color: #f59e0b; }
.signal-card--medium .signal-card-strength { color: #f97316; }
.signal-card--strong {
  border-color: rgba(240, 64, 96, 0.6);
  background: rgba(240, 64, 96, 0.08);
}
.signal-card--strong .signal-card-state { color: var(--red); }
.signal-card--strong .signal-card-strength { color: var(--red); }

/* ─── Tables ─────────────────────────────────────────────── */
.table-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 24px;
}

table { width: 100%; border-collapse: collapse; }

thead th {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-hover);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

tbody td {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--bg-hover); }

.td-symbol {
  font-family: var(--font-kr);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
}

.badge {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 0;
}

.badge-buy {
  color: var(--green);
  background: rgba(0,201,122,0.1);
  border: 1px solid rgba(0,201,122,0.25);
}

.badge-sell {
  color: var(--red);
  background: rgba(240,64,96,0.1);
  border: 1px solid rgba(240,64,96,0.25);
}

.tag-rank {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.td-empty {
  font-family: var(--font-kr);
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: 36px 16px;
  text-align: center;
}

/* ─── Action buttons ─────────────────────────────────────── */
.btn-danger {
  font-family: var(--font-kr);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--red);
  background: rgba(240,64,96,0.08);
  border: 1px solid rgba(240,64,96,0.2);
  padding: 5px 12px;
  border-radius: 0;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-danger:hover { background: var(--red); color: #fff; border-color: var(--red); }

/* ─── Settings Form ──────────────────────────────────────── */
.settings-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 22px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 480px;
  margin-bottom: 24px;
}

.settings-form label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.settings-form input[type="number"],
.settings-form input[type="text"] {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  width: 130px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  text-align: right;
}

.settings-form input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.settings-form label:has(input[type="checkbox"]) {
  justify-content: flex-start;
  gap: 10px;
}

.settings-form input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--brand);
  cursor: pointer;
}

.settings-form .btn-save {
  font-family: var(--font-kr);
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  background: var(--brand);
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-self: flex-start;
  transition: all 0.15s;
}

.settings-form .btn-save:hover { background: var(--brand-dark); }

/* ─── Strategy Cards ─────────────────────────────────────── */
#strategies-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 720px;
  margin-bottom: 24px;
}

.strategy-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.strategy-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg-section);
  cursor: pointer;
  user-select: none;
  border-bottom: 1px solid transparent;
  transition: background 0.12s;
}

.strategy-header:hover { background: #e2e5f5; }
.strategy-card.open > .strategy-header { border-bottom-color: var(--border); }

.strategy-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.strategy-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.strategy-tf-badge {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  font-weight: 700;
  color: var(--brand);
  background: var(--brand-light);
  border: 1px solid var(--brand-border);
  padding: 2px 7px;
  border-radius: 3px;
  flex-shrink: 0;
  letter-spacing: 0.05em;
}

.strategy-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.strategy-name {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
}

.strategy-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.toggle-wrap { display: flex; align-items: center; }

.toggle {
  position: relative;
  width: 36px;
  height: 20px;
  border-radius: 10px;
  cursor: pointer;
  background: rgba(255,255,255,0.2);
  border: 1.5px solid rgba(255,255,255,0.25);
  transition: background 0.18s, border-color 0.18s;
  flex-shrink: 0;
}

.toggle::after {
  content: '';
  position: absolute;
  width: 13px;
  height: 13px;
  background: rgba(255,255,255,0.5);
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: left 0.18s, background 0.18s;
}

.toggle.on {
  background: var(--brand);
  border-color: var(--brand);
}

.toggle.on::after {
  left: 18px;
  background: #ffffff;
}

/* 전략 카드 밖 일반 토글 (밝은 배경용) */
.strategy-header .toggle {
  background: var(--border);
  border-color: var(--border);
}

.strategy-header .toggle::after { background: #fff; }
.strategy-header .toggle.on { background: var(--brand); border-color: var(--brand); }

/* ─── Strategy Body ───────────────────────────────────────── */
.strategy-body {
  padding: 20px 20px 22px;
  display: none;
  flex-direction: column;
  gap: 18px;
  background: var(--bg-card);
}

.strategy-body.open { display: flex; }

.strategy-body-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.65;
  padding: 11px 14px;
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.strategy-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

.strategy-mode-row {
  display: flex;
  gap: 0;
}

.mode-btn {
  font-family: var(--font-kr);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 7px 20px;
  border: 1px solid var(--border);
  margin-right: -1px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.12s;
}

.mode-btn:first-child { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.mode-btn:last-child  { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin-right: 0; }
.mode-btn:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-light); z-index: 1; position: relative; }
.mode-btn.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
  z-index: 1;
  position: relative;
}

.strategy-sliders {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.slider-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.slider-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.slider-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--brand);
}

.slider-value {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--brand);
  min-width: 48px;
  text-align: right;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: linear-gradient(
    to right,
    var(--brand) 0%,
    var(--brand) var(--fill, 50%),
    var(--border) var(--fill, 50%),
    var(--border) 100%
  );
  outline: none;
  cursor: pointer;
  border-radius: 2px;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  background: #fff;
  border: 2px solid var(--brand);
  cursor: pointer;
  border-radius: 3px;
  box-shadow: 0 1px 4px rgba(99,102,241,0.2);
}

.strategy-save-row {
  display: flex;
  justify-content: flex-end;
}

.btn-strategy-save {
  font-family: var(--font-kr);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-section);
  border: 1px solid var(--border);
  padding: 7px 20px;
  cursor: pointer;
  transition: all 0.12s;
  border-radius: var(--radius-sm);
}

.btn-strategy-save:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-light); }
.btn-strategy-save.saved { background: #059669; border-color: #059669; color: #fff; }

/* ─── Deposit Form ───────────────────────────────────────── */
.deposit-form {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.deposit-form input {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s;
}

.deposit-form input:focus { border-color: var(--brand); }
.deposit-form input[type="number"] { width: 160px; }
.deposit-form input[type="text"]   { width: 200px; }

.btn-deposit {
  font-family: var(--font-kr);
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  background: var(--brand);
  border: none;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.btn-deposit:hover { background: var(--brand-dark); }

.deposit-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 500px;
  margin-bottom: 24px;
}

.deposit-item {
  display: flex;
  gap: 14px;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}

.deposit-amount {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--brand);
  min-width: 120px;
}

.deposit-note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  flex: 1;
}

.deposit-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.deposit-total {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  text-align: right;
}

/* ─── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg-page); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #c5cad8; }

/* ─── Draggable Number Input ─────────────────────────────── */
.draggable-number { cursor: ew-resize !important; user-select: none; }
.draggable-number:focus { cursor: text !important; }

/* ─── Mobile : 768px ─────────────────────────────────────── */
@media (max-width: 768px) {
  nav {
    flex-wrap: wrap;
    height: auto;
    padding: 10px 16px 6px;
    gap: 0;
  }

  .logo { flex: 1; }

  .nav-tabs {
    order: 4;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border-top: 1px solid rgba(255,255,255,0.08);
    margin-top: 6px;
    padding-bottom: 4px;
    height: 36px;
    flex: none;
  }
  .nav-tabs::-webkit-scrollbar { display: none; }

  .tab-btn { padding: 0 14px; font-size: 0.75rem; height: 36px; white-space: nowrap; }

  .bot-status {
    font-size: 0.5625rem;
    padding: 3px 8px;
    margin-right: 6px;
  }

  .tab-content { padding: 16px; }

  .page-title-text { font-size: 1.375rem; }

  .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }

  .settings-form { max-width: 100% !important; }

  .settings-form label {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .settings-form input[type="number"],
  .settings-form input[type="text"] {
    width: 100%;
    text-align: left;
  }

  #positions-container { grid-template-columns: 1fr; }

  .chart-canvas-wrap { height: 160px; }

  #strategies-list { max-width: 100%; }

  .strategy-name { font-size: 0.875rem; }

  .chart-range-btns { gap: 2px; }
  .chart-range-btn { padding: 3px 8px; }

  .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table { min-width: 520px; }
}

/* ─── Mobile : 480px ─────────────────────────────────────── */
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .stat-card p { font-size: 1.25rem; }

  .stat-card { padding: 14px 14px; }

  .page-title-text { font-size: 1.125rem; }

  .login-box {
    min-width: unset;
    width: calc(100vw - 32px);
    padding: 32px 20px;
  }

  .pos-detail-row { gap: 12px; }

  .mode-btn { padding: 6px 12px; font-size: 0.75rem; }

  .strategy-mode-row { flex-wrap: wrap; gap: 4px; }
  .mode-btn:first-child { border-radius: var(--radius-sm); }
  .mode-btn:last-child  { border-radius: var(--radius-sm); margin-right: 0; }
}