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

:root {
  --bg:       #0f1117;
  --surface:  #1a1d27;
  --surface2: #252836;
  --border:   #2d3044;
  --accent:   #6c63ff;
  --accent2:  #ffa94d;
  --danger:   #ff4d6d;
  --warn:     #fbbf24;
  --text:     #e2e8f0;
  --muted:    #6b7280;
  --green:    #4ade80;
  --red:      #f87171;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

/* ── Header ── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

.logo svg { width: 28px; height: 28px; }

.header-right { display: flex; align-items: center; gap: 14px; }

.status-badge {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  background: var(--surface2);
  border: 1px solid var(--border);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
}

.status-dot.running {
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s infinite;
}

.status-dot.stopped { background: var(--red); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}


.username-badge {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent2);
  padding: 4px 10px;
  border-radius: 12px;
  background: rgba(0, 212, 170, 0.12);
  border: 1px solid rgba(0, 212, 170, 0.3);
}

.auth-badge {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 12px;
  font-weight: 600;
}
.auth-badge.ok { background: #1a3a2a; color: var(--green); border: 1px solid #2a5a3a; }
.auth-badge.fail { background: #3a1a1a; color: var(--red); border: 1px solid #5a2a2a; }

/* ── Layout ── */
.layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: calc(100vh - 61px);
}

/* ── Sidebar ── */
aside {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 20px 0;
}

nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 22px;
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.15s;
  cursor: pointer;
}

nav a:hover, nav a.active {
  color: var(--text);
  background: var(--surface2);
  border-left: 3px solid var(--accent);
  padding-left: 19px;
}

nav a svg { width: 18px; height: 18px; flex-shrink: 0; }

/* ── Main content ── */
main { padding: 24px 28px; overflow-y: auto; }

.page { display: none; }
.page.active { display: block; }

/* ── Stats grid ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
}

.stat-card .label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-card .value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
}

.stat-card .value.green { color: var(--green); }
.stat-card .value.red { color: var(--red); }

/* ── Section ── */
.section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 20px;
  overflow: hidden;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
}

.section-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

/* ── Table ── */
table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  padding: 10px 16px;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border-bottom: 1px solid var(--border);
  background: var(--surface2);
}

td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface2); }

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
}

.tag.buy { background: #1a3a2a; color: var(--green); }
.tag.sell { background: #3a1a1a; color: var(--red); }
.tag.paper { background: #2a2a1a; color: var(--warn); }
.tag.live { background: #1a2a3a; color: var(--accent); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 8px;
  border: none;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: #8077ff; }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: #ff6b85; }

.btn-secondary {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--border); }

.btn-sm { padding: 5px 12px; font-size: 12px; }

/* ── Bot control panel ── */
.control-panel {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  flex-wrap: wrap;
}

.paper-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.paper-toggle input { display: none; }

.toggle-track {
  width: 42px;
  height: 22px;
  border-radius: 11px;
  background: var(--border);
  position: relative;
  transition: background 0.2s;
}

.toggle-track::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  top: 3px;
  left: 3px;
  transition: transform 0.2s;
}

.paper-toggle input:checked + .toggle-track {
  background: var(--accent2);
}

.paper-toggle input:checked + .toggle-track::after {
  transform: translateX(20px);
}

/* ── Config form ── */
.config-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 20px;
}

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--accent);
}

.config-form .save-row {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ── Logs ── */
.log-list {
  height: 320px;
  overflow-y: auto;
  font-family: 'Fira Mono', 'Cascadia Code', monospace;
  font-size: 12px;
  padding: 12px 16px;
}

.log-entry {
  padding: 3px 0;
  display: flex;
  gap: 10px;
}

.log-time { color: var(--muted); flex-shrink: 0; }
.log-level { font-weight: 700; flex-shrink: 0; width: 44px; }
.log-level.INFO { color: var(--accent2); }
.log-level.WARN { color: var(--warn); }
.log-level.ERROR { color: var(--red); }
.log-msg { color: var(--text); word-break: break-all; }

/* ── Empty state ── */
.empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--muted);
}

/* ── Auth modal overlay ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.show {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 460px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  transform: translateY(16px);
  transition: transform 0.2s;
}

.modal-overlay.show .modal {
  transform: translateY(0);
}

.modal h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text);
}

.modal .subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 24px;
}

.auth-step {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 14px;
}

.auth-step .step-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  margin-bottom: 8px;
}

.auth-step .step-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  word-break: break-all;
}

.code-display {
  font-family: 'Fira Mono', monospace;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--accent);
  text-align: center;
  padding: 8px 0;
}

.auth-waiting {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
  margin-top: 16px;
}

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}

@keyframes spin { to { transform: rotate(360deg); } }

.auth-success {
  text-align: center;
  padding: 16px 0;
  color: var(--green);
  font-size: 15px;
  font-weight: 600;
}

.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

/* Login button in header */
.btn-login {
  background: linear-gradient(135deg, #6c63ff, #00d4aa);
  color: #fff;
  border: none;
  padding: 7px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}
.btn-login:hover { opacity: 0.85; }

/* Auth warning banner */
.auth-banner {
  background: linear-gradient(135deg, rgba(108,99,255,0.15), rgba(0,212,170,0.1));
  border: 1px solid rgba(108,99,255,0.3);
  border-radius: 10px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.auth-banner p {
  color: var(--text);
  font-size: 13px;
}

.auth-banner p span {
  color: var(--muted);
  display: block;
  font-size: 12px;
  margin-top: 2px;
}

/* ── Toast ── */
#toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 13px;
  font-weight: 500;
  max-width: 320px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.3s;
  z-index: 999;
}

#toast.show { transform: translateY(0); opacity: 1; }
#toast.success { border-color: var(--green); color: var(--green); }
#toast.error { border-color: var(--red); color: var(--red); }
#toast.info { border-color: var(--accent); color: var(--accent); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  aside { display: none; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .stats-grid { grid-template-columns: 1fr; }
  .config-form { grid-template-columns: 1fr; }
}

/* ── BTC Live ── */
/* ── Generic Modal ── */
/* modal-overlay defined above */
.modal-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
}
.modal-header h3 { margin: 0; font-size: 16px; }
.modal-close {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  line-height: 1;
}
.modal-close:hover { background: var(--surface2); color: var(--text); }
.modal-body { padding: 20px 24px; }
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 0 24px 20px;
}
.btclive-price-bar {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  margin-bottom: 14px;
}
.btclive-price-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  margin-bottom: 4px;
}
.btclive-price-beat  { font-size: 26px; font-weight: 700; color: var(--text); }
.btclive-price-current { font-size: 26px; font-weight: 700; color: var(--warn); }
.btclive-price-dist  { font-size: 13px; font-weight: 600; margin-top: 2px; }
.btclive-chart-wrap {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 14px;
}
.btclive-chart-wrap canvas { display: block; width: 100%; height: 160px; }
.btclive-chart-labels {
  position: absolute;
  top: 8px; right: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 10px;
  color: var(--muted);
  text-align: right;
}
.btclive-mid-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.btclive-timer-card { padding: 20px 24px; }
.btclive-timer-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  margin-bottom: 10px;
}
.btclive-timer {
  font-size: 52px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  line-height: 1;
}
.btclive-timer-secs {
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}
.btclive-timer-bar-wrap {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 12px;
  overflow: hidden;
}
.btclive-timer-bar {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 1s linear;
}
.btclive-odds-card { padding: 20px; text-align: center; }
.btclive-odds-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  margin-bottom: 10px;
}
.btclive-odds-val {
  font-size: 28px;
  font-weight: 800;
}
.btclive-odds-bid { font-size: 11px; color: var(--muted); margin-top: 4px; }
.btclive-bottom-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 12px;
}
.btclive-filter-card { padding: 16px 20px; flex: 1; }
.btclive-signal-card { padding: 16px 20px; min-width: 180px; }
.btclive-filter-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  margin-bottom: 12px;
}
.btclive-filter-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
}
.btclive-filter-row:last-child { border-bottom: none; }
.btclive-filter-key {
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  width: 80px;
  flex-shrink: 0;
}
.btclive-filter-val { font-size: 12px; color: var(--text); flex: 1; }
.btclive-filter-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--muted);
  flex-shrink: 0;
}
.btclive-filter-dot.pass { background: var(--green); box-shadow: 0 0 6px var(--green); }
.btclive-filter-dot.off  { background: var(--muted); }
.btclive-filter-dot.fail { background: var(--red); }
@keyframes blink-border {
  0%,100% { border-color: var(--green); box-shadow: 0 0 10px rgba(0,200,100,.35); }
  50%     { border-color: rgba(0,200,100,.15); box-shadow: none; }
}
.btclive-filter-card.card-pass {
  animation: blink-border 1.6s ease-in-out infinite;
  border-color: var(--green);
}

@media (max-width: 900px) {
  .btclive-mid-row { grid-template-columns: 1fr 1fr; }
}

.modal-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--accent);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.btn-success { background: var(--green); color: #fff; border-color: var(--green); }
.btn-success:hover { opacity: 0.85; }
.btn-danger  { background: var(--red);   color: #fff; border-color: var(--red); }
.btn-danger:hover  { opacity: 0.85; }

.btclive-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.btclive-section-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.3px;
}

.tag.green { background: rgba(74,222,128,.15); color: var(--green); }
.tag.red   { background: rgba(248,113,113,.15); color: var(--red); }

.tag.muted { background: rgba(107,114,128,.15); color: var(--muted); }

/* ── Trade Mode Toggle ─────────────────────────────────────────────── */
.trade-mode-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  width: 100%;
}
.mode-btn {
  flex: 1;
  padding: 8px 16px;
  border: none;
  background: var(--surface2);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.mode-btn:hover { background: var(--border); color: var(--text); }
.mode-btn.mode-paper.active {
  background: var(--surface);
  color: var(--accent2);
  box-shadow: inset 0 -2px 0 var(--accent2);
}
.mode-btn.mode-live.active {
  background: #2a1818;
  color: var(--danger);
  box-shadow: inset 0 -2px 0 var(--danger);
}


/* ── Odds card padding display ─────────────────────────────────────── */
.btclive-odds-padding {
  display: flex;
  align-items: baseline;
  gap: 5px;
  margin-top: 6px;
}
.btclive-odds-pad-lbl {
  font-size: 10px;
  color: var(--muted);
  text-transform: lowercase;
  letter-spacing: .3px;
}
.btclive-odds-pad-val {
  font-size: 16px;
  font-weight: 700;
}
.btclive-odds-pad-val.green { color: var(--green); }
.btclive-odds-pad-val.red   { color: var(--red); }