:root {
  --bg: #0b0e13;
  --panel: #111722;
  --panel-2: #151c29;
  --panel-3: #0f141f;
  --border: #263143;
  --border-2: #334056;
  --text: #e6e9ef;
  --muted: #8c96a8;
  --orange: #f6a21a;
  --green: #00c087;
  --red: #f6465d;
  --blue: #5d9cec;
  --shadow: rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

button, input { font-family: inherit; }

.app-shell {
  display: grid;
  grid-template-columns: 46px 1fr;
  min-height: 100vh;
  width: 100%;
}

.tool-dock {
  background: #0c1119;
  border-right: 1px solid var(--border);
  padding: 8px 5px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  align-items: center;
  z-index: 5;
}

.tool-btn {
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
}

.tool-btn:hover, .tool-btn.active {
  border-color: var(--orange);
  color: var(--orange);
  background: #1d2533;
}

.dock-sep {
  width: 26px;
  height: 1px;
  background: var(--border);
  margin: 3px 0;
}

.main-area {
  display: grid;
  grid-template-rows: 64px 34px 1fr;
  min-width: 0;
}

.topbar {
  height: 64px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  gap: 12px;
}

.brand { display: flex; align-items: center; gap: 10px; min-width: 320px; }
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #ffb12a, #c77300);
  color: #111;
  font-weight: 900;
  box-shadow: 0 8px 20px var(--shadow);
}
.brand h1 { margin: 0; font-size: 17px; line-height: 20px; color: var(--orange); }
.brand p { margin: 0; font-size: 11px; color: var(--muted); }

.global-controls { display: flex; align-items: center; gap: 10px; flex-wrap: nowrap; }
.segmented {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel-3);
}
.segmented button {
  height: 32px;
  min-width: 36px;
  border: 0;
  border-right: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-weight: 700;
}
.segmented button:last-child { border-right: 0; }
.segmented button.active, .segmented button:hover { background: #222b3a; color: var(--orange); }

.toggle-line { display: flex; gap: 5px; align-items: center; font-size: 12px; color: var(--muted); white-space: nowrap; }
.toggle-line input { accent-color: var(--orange); }

.subbar {
  height: 34px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 12px;
  background: #0d121b;
  border-bottom: 1px solid var(--border);
}
.hint { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.date-range { display: flex; gap: 8px; align-items: center; font-size: 12px; color: var(--muted); }
.date-range input {
  height: 24px;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0 6px;
}
.date-range button {
  height: 24px;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
}

.charts-grid {
  display: grid;
  gap: 6px;
  padding: 6px;
  height: 100%;
  min-height: 0;
  background: var(--bg);
}
.layout-1 { grid-template-columns: 1fr; grid-template-rows: 1fr; }
.layout-4 { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(2, 1fr); }
.layout-8 { grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(2, 1fr); }
.layout-12 { grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(3, 1fr); }
.layout-16 { grid-template-columns: repeat(4, 1fr); grid-template-rows: repeat(4, 1fr); }

.chart-card {
  background: var(--panel-3);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: 36px 1fr 24px;
  box-shadow: 0 8px 18px var(--shadow);
}
.chart-head {
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 4px 7px;
  background: #111824;
  border-bottom: 1px solid var(--border);
}
.chart-title { font-size: 12px; font-weight: 800; color: var(--orange); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 90px; }
.pair-controls { display: flex; align-items: center; gap: 4px; min-width: 0; }
.coin-pill, .mini-btn, .tf-btn {
  height: 26px;
  border: 1px solid var(--border);
  background: #0d121b;
  color: var(--text);
  border-radius: 6px;
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  padding: 0 7px;
}
.coin-pill:hover, .mini-btn:hover, .tf-btn:hover { border-color: var(--orange); color: var(--orange); }
.swap-mark { color: var(--muted); font-size: 12px; }
.tf-row { display: flex; gap: 2px; align-items: center; }
.tf-btn { padding: 0 5px; color: var(--muted); }
.tf-btn.active { color: #111; background: var(--orange); border-color: var(--orange); }

.chart-canvas { min-height: 0; width: 100%; height: 100%; position: relative; }
.loading-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(7, 10, 15, 0.72);
  color: var(--muted);
  font-size: 12px;
  z-index: 3;
}
.loading-overlay.hidden { display: none; }

.chart-foot {
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 0 7px;
  border-top: 1px solid var(--border);
  background: #0c1119;
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
}
.ohlc { overflow: hidden; text-overflow: ellipsis; }
.source-tag { color: var(--blue); }
.error-text { color: var(--red); }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.62);
  display: grid;
  place-items: center;
  z-index: 20;
}
.modal.hidden { display: none; }
.modal-card {
  width: min(720px, calc(100vw - 30px));
  height: min(650px, calc(100vh - 40px));
  background: var(--panel);
  border: 1px solid var(--border-2);
  border-radius: 14px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.55);
  display: grid;
  grid-template-rows: auto auto 1fr;
  overflow: hidden;
}
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 14px 16px 8px;
  border-bottom: 1px solid var(--border);
}
.modal-head h2 { margin: 0 0 3px; font-size: 16px; color: var(--orange); }
.modal-head p { margin: 0; font-size: 12px; color: var(--muted); }
.modal-close {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  background: #0d121b;
  color: var(--text);
  border-radius: 8px;
  cursor: pointer;
  font-size: 20px;
}
.coin-search {
  margin: 12px 16px;
  height: 38px;
  border: 1px solid var(--border-2);
  background: #0d121b;
  color: var(--text);
  border-radius: 8px;
  padding: 0 12px;
  font-size: 14px;
  outline: none;
}
.coin-search:focus { border-color: var(--orange); }
.coin-list {
  overflow: auto;
  padding: 0 12px 12px;
}
.coin-sector {
  margin: 12px 4px 6px;
  font-size: 11px;
  color: var(--orange);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.04em;
}
.coin-row {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 10px;
  align-items: center;
  min-height: 40px;
  padding: 7px 10px;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
}
.coin-row:hover { background: #1a2230; border-color: var(--border-2); }
.coin-symbol { font-weight: 900; color: var(--text); }
.coin-name { color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.coin-badge { color: #111; background: var(--orange); border-radius: 999px; padding: 3px 8px; font-size: 10px; font-weight: 800; }

@media (max-width: 900px) {
  .topbar { align-items: flex-start; height: 94px; flex-direction: column; }
  .main-area { grid-template-rows: 94px 34px 1fr; }
  .brand { min-width: 0; }
  .global-controls { width: 100%; overflow-x: auto; }
  .layout-8, .layout-12, .layout-16 { grid-template-columns: repeat(2, 1fr); grid-template-rows: auto; }
  .chart-card { min-height: 280px; }
}

@media (max-width: 768px) {
  html, body { overflow-x: hidden; overflow-y: auto; }
  .app-shell { grid-template-columns: 1fr; min-height: auto; }
  .tool-dock {
    grid-column: 1 / -1;
    grid-row: 1;
    width: 100%;
    border-right: 0;
    border-bottom: 1px solid var(--border);
    flex-direction: row;
    justify-content: flex-start;
    overflow-x: auto;
    padding: 8px 6px;
    gap: 6px;
  }
  .tool-dock::-webkit-scrollbar { display: none; }
  .tool-btn { flex-shrink: 0; }
  .main-area { grid-template-rows: auto auto 1fr; }
  .topbar { height: auto; padding: 10px 12px; flex-wrap: wrap; }
  .global-controls { width: 100%; flex-wrap: wrap; gap: 8px; overflow-x: auto; }
  .segmented { flex-wrap: wrap; min-width: 0; }
  .segmented button { height: 30px; padding: 0 8px; font-size: 11px; }
  .toggle-line { flex-wrap: wrap; font-size: 11px; }
  .brand { width: 100%; min-width: 0; }
  .subbar { padding: 6px 10px; }
  .charts-grid { height: auto; }
  .layout-1,
  .layout-4,
  .layout-8,
  .layout-12,
  .layout-16 {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  .chart-card {
    width: 100%;
    max-width: 100%;
    min-width: auto;
    min-height: 55vh;
  }
  .chart-head { flex-wrap: wrap; gap: 4px; }
  .chart-title { min-width: 0; font-size: 11px; }
  .pair-controls { flex-wrap: wrap; gap: 4px; }
  .chart-foot { font-size: 11px; padding: 0 6px; }
}

/* AVRO clean UI: hide external chart vendor logo/link inside panes. */
.chart-canvas a[href*="tradingview"],
.chart-canvas a[title*="TradingView"],
.chart-canvas a[aria-label*="TradingView"] {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
  width: 0 !important;
  height: 0 !important;
  opacity: 0 !important;
}
.chart-canvas a {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

.chart-canvas-with-drawings {
  position: relative;
}
.draw-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 5;
}
.chart-canvas-with-drawings.draw-hit {
  cursor: crosshair;
}
.tool-btn.active {
  background: linear-gradient(180deg, var(--orange), #ff8c1a);
  color: #17110a;
  border-color: rgba(255, 176, 0, .95);
  font-weight: 800;
}
.history-badge {
  font-size: 12px;
  color: var(--muted);
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(255,255,255,.035);
}