:root {
  --bg: #0d1117;
  --panel: #151b23;
  --panel-2: #1c2430;
  --border: #2a323d;
  --text: #e6edf3;
  --text-dim: #8b95a1;
  --accent: #4f8cff;
  --green: #1fbf75;
  --green-dim: rgba(31, 191, 117, 0.15);
  --red: #f0466a;
  --red-dim: rgba(240, 70, 106, 0.15);
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

a { color: var(--accent); }

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
  flex-wrap: wrap;
  gap: 12px;
}

.app-header h1 {
  font-size: 18px;
  margin: 0;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-header h1 .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}

nav.tabs {
  display: flex;
  gap: 4px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 3px;
}

nav.tabs button {
  background: transparent;
  border: none;
  color: var(--text-dim);
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
}

nav.tabs button.active {
  background: var(--panel-2);
  color: var(--text);
}

.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

button.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

button.btn.secondary {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
}

button.btn.danger {
  background: transparent;
  color: var(--red);
  border: 1px solid var(--red);
}

button.btn:hover { filter: brightness(1.1); }
button.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  width: 30px;
  height: 30px;
  border-radius: 6px;
  cursor: pointer;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

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

/* Stats bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.stat-card .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.stat-card .value {
  font-size: 20px;
  font-weight: 700;
}

.pos { color: var(--green); }
.neg { color: var(--red); }

/* Month nav */
.month-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.month-nav .month-label {
  font-size: 16px;
  font-weight: 600;
  min-width: 160px;
  text-align: center;
}

.month-nav-controls {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Calendar */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.calendar-grid .dow {
  text-align: center;
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  padding-bottom: 4px;
}

.day-cell {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  min-height: 84px;
  padding: 8px;
  cursor: default;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.day-cell.empty { background: transparent; border-color: transparent; }
.day-cell.has-trades { cursor: pointer; }
.day-cell.has-trades:hover { border-color: var(--accent); }

.day-cell.win { background: var(--green-dim); border-color: rgba(31,191,117,0.35); }
.day-cell.loss { background: var(--red-dim); border-color: rgba(240,70,106,0.35); }

.day-cell .day-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.day-cell .day-num {
  font-size: 12px;
  color: var(--text-dim);
}

.day-cell.today .day-num {
  color: var(--accent);
  font-weight: 700;
}

.day-cell .day-pnl {
  font-size: 14px;
  font-weight: 700;
}

.day-cell .day-count,
.day-cell .day-meta {
  font-size: 10px;
  color: var(--text-dim);
}

.day-cell .day-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.day-cell .day-note-icon {
  font-size: 11px;
  opacity: 0.85;
}

.day-cell .day-note-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}

/* Trades table */
.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.filter-bar select, .filter-bar input {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 10px;
  border-radius: 7px;
  font-size: 13px;
}

table.trades-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

table.trades-table th, table.trades-table td {
  padding: 10px 12px;
  text-align: left;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
}

table.trades-table th {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  background: var(--panel-2);
}

table.trades-table tbody tr:last-child td { border-bottom: none; }
table.trades-table tbody tr:hover { background: var(--panel-2); }

.thumb-row { display: flex; gap: 4px; }
.thumb {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.row-actions { display: flex; gap: 6px; }
.row-actions button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 5px;
  padding: 4px 8px;
  font-size: 11px;
  cursor: pointer;
}
.row-actions button:hover { color: var(--text); border-color: var(--accent); }

.empty-state {
  text-align: center;
  color: var(--text-dim);
  padding: 60px 20px;
  font-size: 14px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
  z-index: 100;
}

.modal-overlay.active { display: flex; }

.modal {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 560px;
  padding: 22px;
}

.modal h2 {
  margin: 0 0 16px;
  font-size: 16px;
}

.modal-close {
  float: right;
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 18px;
  cursor: pointer;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-grid .full { grid-column: 1 / -1; }

label {
  display: block;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 5px;
}

input, select, textarea {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 7px;
  font-size: 13px;
  font-family: inherit;
}

textarea { min-height: 80px; resize: vertical; }

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
}

.dropzone {
  border: 1.5px dashed var(--border);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  font-size: 12px;
  color: var(--text-dim);
  cursor: pointer;
}

.dropzone.drag { border-color: var(--accent); color: var(--accent); }

.existing-shots {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.existing-shots .shot-wrap {
  position: relative;
}

.existing-shots img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.existing-shots .remove-shot {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  font-size: 11px;
  cursor: pointer;
  line-height: 1;
}

.day-modal-trades { display: flex; flex-direction: column; gap: 12px; }

.day-trade-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
}

.day-trade-card .top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.badge {
  display: inline-block;
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 10px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text-dim);
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}
.lightbox.active { display: flex; }
.lightbox img { max-width: 100%; max-height: 100%; border-radius: 8px; }

.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  z-index: 300;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.2s ease;
  pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.error { border-color: var(--red); color: var(--red); }

@media (max-width: 640px) {
  main { padding: 14px; }
  .form-grid { grid-template-columns: 1fr; }
  .day-cell { min-height: 64px; }
  .calendar-grid { gap: 5px; }
}