/* ===================== FONTS ===================== */
@font-face {
  font-family: 'Pumpkin';
  src: url('../fonts/Pumpkinthin.ttf') format('truetype');
  font-weight: 100 300;
  font-style: normal;
}
@font-face {
  font-family: 'Pumpkin';
  src: url('../fonts/Pumpkinregular.ttf') format('truetype');
  font-weight: 400 600;
  font-style: normal;
}
@font-face {
  font-family: 'Pumpkin';
  src: url('../fonts/Pumpkinbold.ttf') format('truetype');
  font-weight: 700 900;
  font-style: normal;
}

/* ===================== BASE ===================== */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg-app);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  font-size: 12px;
}
h1, h2, h3 { margin: 0; font-family: var(--font-mono); }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; margin: 0; padding: 0; }
.hidden { display: none !important; }

/* ===================== APP LAYOUT ===================== */
.app { display: flex; height: 100vh; overflow: hidden; }

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 16px 12px;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px 22px;
  font-family: var(--font-mono);
}
.brand-glyph { color: var(--accent); font-weight: 700; text-shadow: var(--glow); }
.brand-text { font-size: 13px; font-weight: 600; letter-spacing: 0.5px; }

.nav { display: flex; flex-direction: column; gap: 2px; margin-bottom: 18px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  background: transparent; border: none; color: var(--text-secondary);
  padding: 8px 10px; border-radius: 7px; font-size: 11px; text-align: left;
  transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
  position: relative;
}
.nav-item .icon { width: 14px; height: 14px; fill: currentColor; flex-shrink: 0; }
.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-item.active { background: var(--bg-panel-2); color: var(--accent); }
.nav-item.active::before {
  content: ''; position: absolute; left: -12px; top: 50%; transform: translateY(-50%);
  width: 3px; height: 60%; border-radius: 2px; background: var(--accent); box-shadow: var(--glow);
}
.nav-bottom { margin-top: auto; }

.sidebar-section { flex: 1; min-height: 0; display: flex; flex-direction: column; overflow: hidden; }
.sidebar-section-head {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 9.5px; letter-spacing: 1.2px; color: var(--text-dim);
  padding: 6px 10px; font-family: var(--font-mono);
}
.icon-btn {
  background: transparent; border: 1px solid var(--border); color: var(--text-secondary);
  width: 18px; height: 18px; border-radius: 5px; font-size: 12px; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  transition: color 0.15s, border-color 0.15s;
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent); }

.notebook-list { overflow-y: auto; flex: 1; }
.notebook-list-item {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 10px; border-radius: 7px; font-size: 11.5px; color: var(--text-secondary);
  transition: background 0.15s;
}
.notebook-list-item:hover { background: var(--bg-hover); color: var(--text-primary); cursor: pointer; }
.notebook-list-item:hover .nb-dot { box-shadow: 0 0 8px var(--dot-glow, var(--glow)); }
.notebook-list-item.active { background: var(--bg-panel-2); color: var(--text-primary); }
.nb-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; transition: box-shadow 0.15s; }
.nb-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ===================== MAIN ===================== */
.main { flex: 1; overflow-y: auto; padding: 26px 34px 60px; }
.view { display: none; max-width: 1120px; margin: 0 auto; opacity: 0; }
.view.active { display: block; animation: viewIn 0.18s ease both; }
@keyframes viewIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

.view-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 18px; gap: 16px; flex-wrap: wrap;
}
.view-header h1 { font-size: 19px; letter-spacing: 0.2px; }
.view-sub { margin: 4px 0 0; color: var(--text-secondary); font-size: 11px; }

.dash-hero { margin-bottom: 22px; align-items: center; }
.dash-hero-title {
  display: flex; align-items: center; gap: 10px;
  font-size: 32px !important; font-weight: 800; letter-spacing: -0.5px !important;
  text-shadow: var(--text-glow);
}
.dash-hero-glyph {
  font-family: var(--font-mono); color: var(--accent); font-size: 20px; font-weight: 700;
  text-shadow: var(--glow-strong);
}
.dash-hero .view-sub { font-size: 13px; margin-top: 5px; }

.btn-primary, .btn-secondary, .btn-ghost {
  font-size: 11px; padding: 7px 13px; border-radius: 7px; border: 1px solid transparent;
  font-family: var(--font-mono); transition: transform 0.08s ease, filter 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}
.btn-primary { background: var(--accent); color: var(--bg-app); font-weight: 600; box-shadow: var(--glow); }
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-secondary { background: var(--bg-panel-2); color: var(--text-primary); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--text-secondary); border-color: var(--border); }
.btn-ghost:hover { color: var(--text-primary); border-color: var(--text-secondary); }
.btn-danger { color: var(--danger); }
.btn-danger:hover { border-color: var(--danger); color: var(--danger); }

/* ===================== DASHBOARD ===================== */
.dash-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 16px; align-items: start; margin-bottom: 16px; }
@media (max-width: 860px) { .dash-grid { grid-template-columns: 1fr; } }
.dash-grid-hero { grid-template-columns: 1.6fr 1fr; }

.panel {
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px; margin-bottom: 16px; box-shadow: var(--shadow);
}
.panel h2 { font-size: 12px; margin-bottom: 10px; color: var(--text-primary); }
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.panel-head h2 { margin: 0; display: flex; align-items: center; gap: 7px; }
.panel-icon { width: 13px; height: 13px; fill: var(--accent); flex-shrink: 0; filter: drop-shadow(0 0 3px var(--accent)); opacity: 0.9; }

/* ---- Calendar ---- */
.calendar-panel { padding-bottom: 10px; }
.calendar-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.calendar-month-label { font-family: var(--font-mono); font-size: 13px; color: var(--text-primary); letter-spacing: 0.3px; display: flex; align-items: center; gap: 7px; }
.calendar-nav { display: flex; align-items: center; gap: 6px; }
.cal-today-btn { font-size: 10px; padding: 5px 10px; }
.calendar-weekdays {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; margin-bottom: 6px;
}
.calendar-weekdays span {
  text-align: center; font-size: 9px; color: var(--text-dim); font-family: var(--font-mono); letter-spacing: 0.6px;
}
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; }
.cal-day {
  aspect-ratio: 1 / 0.92; border-radius: 8px; border: 1px solid transparent;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  font-family: var(--font-mono); font-size: 12px; color: var(--text-secondary);
  background: var(--bg-panel-2); cursor: pointer;
  transition: border-color 0.12s, transform 0.08s, background 0.12s;
}
.calendar-panel-hero .calendar-grid { gap: 7px; }
.calendar-panel-hero .cal-day { font-size: 14px; border-radius: 10px; }
.calendar-panel-hero .calendar-weekdays span { font-size: 10.5px; }
.calendar-panel-hero .calendar-month-label { font-size: 15px; }
.cal-day:hover { border-color: var(--accent); transform: translateY(-1px); box-shadow: var(--glow); }
.cal-day--outside { color: var(--text-dim); background: transparent; opacity: 0.45; }
.cal-day--today { border-color: var(--accent-3); box-shadow: 0 0 0 1px var(--accent-3) inset; }
.cal-day--selected { background: var(--bg-hover); border-color: var(--accent); box-shadow: var(--glow-strong); color: var(--text-primary); font-weight: 600; }
.cal-day-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--accent-2); }
.cal-day-dot.hidden-dot { visibility: hidden; }

.todo-list { display: flex; flex-direction: column; gap: 6px; }
.todo-item {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-panel-2); border: 1px solid var(--border); border-radius: 9px;
  padding: 9px 11px; transition: border-color 0.12s, box-shadow 0.12s, transform 0.12s;
}
.todo-item:hover { border-color: var(--accent); transform: translateX(2px); }
.todo-item.done { opacity: 0.5; }
.todo-item.done .s-task { text-decoration: line-through; }
.session-check {
  width: 16px; height: 16px; border-radius: 5px; border: 1px solid var(--text-dim);
  flex-shrink: 0; display: flex; align-items: center; justify-content: center; color: var(--accent-2);
  font-size: 10px; transition: border-color 0.12s;
}
.session-check:hover { border-color: var(--accent-2); }
.s-time { font-family: var(--font-mono); font-size: 10.5px; color: var(--accent); min-width: 46px; }
.s-body { flex: 1; min-width: 0; }
.s-task { font-size: 12px; }
.s-meta { font-size: 9.5px; color: var(--text-dim); margin-top: 2px; }
.s-del { background: transparent; border: none; color: var(--text-dim); font-size: 14px; transition: color 0.12s; }
.s-del:hover { color: var(--danger); }
.empty-state { color: var(--text-dim); font-size: 11px; padding: 6px 0; }

.status-panel .status-grid { display: flex; flex-direction: column; gap: 8px; }
.status-item {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-mono); font-size: 10.5px; padding: 7px 10px;
  background: var(--bg-panel-2); border-radius: 7px; border: 1px solid var(--border);
}
.status-label { color: var(--text-dim); letter-spacing: 0.5px; }
.status-value { color: var(--accent-2); font-weight: 600; text-shadow: var(--text-glow); }
.status-value.negative { color: var(--danger); }

/* ---- Dashboard tabs ---- */
.dash-tabs { display: flex; gap: 6px; }
.dash-tab {
  background: var(--bg-panel); border: 1px solid var(--border); color: var(--text-secondary);
  font-family: var(--font-mono); font-size: 11px; padding: 7px 14px; border-radius: 7px;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.dash-tab:hover { color: var(--text-primary); border-color: var(--accent); }
.dash-tab.active { background: var(--accent); color: var(--bg-app); font-weight: 600; border-color: var(--accent); box-shadow: var(--glow); }

.trade-mode-filter { display: flex; gap: 6px; margin-bottom: 16px; }
.mode-tab {
  background: var(--bg-panel); border: 1px solid var(--border); color: var(--text-secondary);
  font-family: var(--font-mono); font-size: 11px; padding: 7px 14px; border-radius: 7px;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.mode-tab:hover { color: var(--text-primary); border-color: var(--accent); }
.mode-tab.active { background: var(--accent); color: var(--bg-app); font-weight: 600; border-color: var(--accent); box-shadow: var(--glow); }

.mode-badge {
  font-family: var(--font-mono); font-size: 8px; padding: 2px 5px; border-radius: 4px;
  font-weight: 700; letter-spacing: 0.3px; flex-shrink: 0;
}
.mode-badge.mode-live { background: rgba(46, 204, 113, 0.15); color: var(--accent-2); }
.mode-badge.mode-backtest { background: rgba(59, 160, 255, 0.15); color: var(--accent); }

.insights-list { display: flex; flex-direction: column; gap: 8px; }
.insight-item {
  display: flex; align-items: flex-start; gap: 9px; background: var(--bg-panel-2);
  border: 1px solid var(--border); border-radius: 9px; padding: 10px 12px; font-size: 12px;
  line-height: 1.5; color: var(--text-primary);
}
.insight-icon { flex-shrink: 0; margin-top: 1px; font-size: 13px; }
.insight-item strong { color: var(--accent-2); }
.insight-item.warn strong { color: var(--danger); }

.status-grid.status-grid-wide { display: grid; grid-template-columns: repeat(auto-fit, minmax(112px, 1fr)); gap: 12px; }
.status-grid-wide .status-item {
  aspect-ratio: 1 / 0.9; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; text-align: center; border-radius: 14px; background: var(--bg-panel-2);
  border: 1px solid var(--border); transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}
.status-grid-wide .status-item:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: var(--glow-strong); }
.status-grid-wide .status-value { font-size: 19px; text-shadow: var(--text-glow); }
.status-grid-wide .status-label { font-size: 8.5px; }

/* ---- Upcoming assignments ---- */
.upcoming-list { display: flex; flex-direction: column; gap: 6px; }
.upcoming-item {
  display: flex; align-items: center; gap: 10px; cursor: pointer;
  background: var(--bg-panel-2); border: 1px solid var(--border); border-radius: 9px;
  padding: 8px 11px; transition: border-color 0.12s, transform 0.12s;
}
.upcoming-item:hover { border-color: var(--accent); transform: translateX(2px); }
.priority-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.priority-dot.priority-high { background: var(--danger); box-shadow: 0 0 6px var(--danger); }
.priority-dot.priority-medium { background: #f5a623; box-shadow: 0 0 6px #f5a623; }
.priority-dot.priority-low { background: var(--text-dim); }
.upcoming-date { font-family: var(--font-mono); font-size: 10px; color: var(--accent); min-width: 56px; }
.upcoming-body { flex: 1; min-width: 0; font-size: 12px; }
.upcoming-meta { font-size: 9.5px; color: var(--text-dim); margin-top: 1px; }

/* ---- Class timetable ---- */
.timetable-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.timetable-day { background: var(--bg-panel-2); border: 1px solid var(--border); border-radius: 9px; padding: 8px; min-height: 70px; }
.timetable-day-label { font-family: var(--font-mono); font-size: 9px; color: var(--text-dim); letter-spacing: 1px; margin-bottom: 6px; text-align: center; }
.class-chip {
  background: var(--bg-hover); border-radius: 6px; padding: 5px 7px; margin-bottom: 5px;
  font-size: 10px; cursor: pointer; border-left: 3px solid var(--accent);
  transition: border-color 0.12s, box-shadow 0.12s, transform 0.12s;
}
.class-chip:hover { box-shadow: var(--glow); transform: translateX(2px); }
.class-chip .cc-time { font-family: var(--font-mono); color: var(--text-dim); font-size: 8.5px; }
.class-chip .cc-subject { color: var(--text-primary); font-weight: 600; }
.class-chip .cc-loc { color: var(--text-dim); font-size: 8.5px; }

/* ---- Equity chart ---- */
.equity-chart-wrap { position: relative; }
.equity-chart-wrap svg { width: 100%; height: auto; display: block; }
.chart-tooltip {
  position: absolute; pointer-events: none; background: var(--bg-panel-2); border: 1px solid var(--accent);
  border-radius: 6px; padding: 5px 9px; font-size: 10px; font-family: var(--font-mono); color: var(--text-primary);
  transform: translate(-50%, -120%); white-space: nowrap; z-index: 10; box-shadow: var(--shadow);
}
.cal-day-pnl { font-size: 8px; }

/* ---- Trade log ---- */
.trade-list { display: flex; flex-direction: column; gap: 6px; }
.trade-item {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-panel-2); border: 1px solid var(--border); border-radius: 9px;
  padding: 9px 11px; cursor: pointer; transition: border-color 0.12s, transform 0.12s;
}
.trade-item:hover { border-color: var(--accent); transform: translateX(2px); }
.result-badge {
  font-family: var(--font-mono); font-size: 10px; width: 26px; height: 26px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0;
}
.result-win { background: rgba(46, 204, 113, 0.18); color: var(--accent-2); box-shadow: 0 0 8px rgba(46, 204, 113, 0.3); }
.result-loss { background: rgba(231, 76, 60, 0.18); color: var(--danger); box-shadow: 0 0 8px rgba(231, 76, 60, 0.3); }
.result-breakeven { background: var(--bg-hover); color: var(--text-dim); }
.trade-body { flex: 1; min-width: 0; }
.trade-instrument { font-size: 12px; font-weight: 600; }
.trade-meta { font-size: 9.5px; color: var(--text-dim); margin-top: 2px; }
.trade-tags { display: flex; gap: 4px; flex-wrap: wrap; max-width: 160px; }
.trade-tag-chip { font-size: 9px; background: var(--bg-hover); border-radius: 4px; padding: 2px 6px; color: var(--text-secondary); white-space: nowrap; }
.trade-pnl-group { display: flex; flex-direction: column; align-items: flex-end; gap: 1px; flex-shrink: 0; min-width: 74px; }
.trade-pnl { font-family: var(--font-mono); font-size: 12px; font-weight: 700; text-align: right; text-shadow: var(--text-glow); }
.trade-pnl.positive { color: var(--accent-2); }
.trade-pnl.negative { color: var(--danger); }
.trade-dollar { font-family: var(--font-mono); font-size: 9.5px; opacity: 0.8; }
.trade-dollar.positive { color: var(--accent-2); }
.trade-dollar.negative { color: var(--danger); }
.trade-del { background: transparent; border: none; color: var(--text-dim); font-size: 14px; flex-shrink: 0; }
.trade-del:hover { color: var(--danger); }

/* ---- Tag breakdown ---- */
.tag-breakdown { width: 100%; overflow-x: auto; }
.tag-breakdown table { width: 100%; border-collapse: collapse; font-size: 11px; }
.tag-breakdown th { text-align: left; font-family: var(--font-mono); font-size: 9px; color: var(--text-dim); letter-spacing: 0.4px; padding: 6px 8px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.tag-breakdown td { padding: 7px 8px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.tag-breakdown tr:last-child td { border-bottom: none; }

/* ===================== CARD GRID (notebooks/pages) ===================== */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; }
.card {
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: 11px;
  padding: 15px; position: relative; transition: border-color 0.15s, transform 0.12s, box-shadow 0.15s;
}
.card:hover {
  border-color: var(--card-border, var(--accent)); cursor: pointer;
  transform: translateY(-4px); box-shadow: var(--shadow), var(--card-glow-shadow, var(--glow-strong));
}
.card:active { transform: translateY(-1px) scale(0.98); }
.notebook-icon-wrap { margin-bottom: 12px; transition: filter 0.15s; }
.notebook-icon { width: 100%; height: auto; display: block; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.25)); }
.notebook-card:hover .notebook-icon-wrap { filter: drop-shadow(0 0 10px var(--card-border, var(--accent))); }
.card h3 { font-size: 12.5px; margin-bottom: 4px; }
.card p { margin: 0; font-size: 10px; color: var(--text-dim); font-family: var(--font-mono); }
.card-empty { color: var(--text-dim); font-size: 12px; grid-column: 1/-1; padding: 30px 0; text-align: center; }

.breadcrumb { display: flex; align-items: center; gap: 12px; }
.notebook-title-row { display: flex; align-items: center; justify-content: space-between; margin: 6px 0 14px; }
.notebook-title-row h1 { font-size: 18px; }
.notebook-title-actions { display: flex; gap: 8px; }
.page-toolbar { margin-bottom: 14px; }

/* ===================== EDITOR ===================== */
.editor-header { align-items: center; }
.editor-header-actions { display: flex; gap: 8px; }
.autosave-indicator {
  font-size: 9.5px; color: var(--text-dim); font-family: var(--font-mono);
  border: 1px solid var(--border); border-radius: 10px; padding: 2px 8px;
}
.autosave-indicator.saving { color: var(--accent-3); border-color: var(--accent-3); }

.page-title-input {
  width: 100%; background: transparent; border: none; outline: none;
  font-family: var(--font-mono); font-size: 19px; font-weight: 700;
  color: var(--text-primary); margin: 8px 0 14px; padding: 3px 2px;
  border-bottom: 1px solid transparent;
}
.page-title-input:focus { border-bottom: 1px solid var(--accent); }
.page-title-input::placeholder { color: var(--text-dim); }

.block-toolbar { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.block-toolbar button {
  background: var(--bg-panel); border: 1px solid var(--border); color: var(--text-secondary);
  font-size: 10px; padding: 6px 10px; border-radius: 7px; font-family: var(--font-mono);
  transition: color 0.12s, border-color 0.12s;
}
.block-toolbar button:hover { color: var(--accent); border-color: var(--accent); }

/* ---- Edit bar: sticky text-formatting toolbar above the page ---- */
.edit-bar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: 9px;
  padding: 7px 10px; margin-bottom: 12px; box-shadow: var(--shadow);
}
.edit-bar-controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; transition: opacity 0.12s; }
.edit-bar.disabled .edit-bar-controls { opacity: 0.35; pointer-events: none; }
.edit-bar-hint { display: none; font-size: 10px; color: var(--text-dim); font-family: var(--font-mono); }
.edit-bar.disabled .edit-bar-hint { display: inline; }
.edit-bar-group { display: flex; align-items: center; gap: 4px; }
.edit-bar-divider { width: 1px; height: 18px; background: var(--border); }
.edit-bar-btn {
  background: transparent; border: 1px solid var(--border); color: var(--text-secondary);
  min-width: 24px; height: 24px; padding: 0 6px; border-radius: 6px; font-size: 11px;
  font-family: var(--font-mono); line-height: 1; cursor: pointer;
  transition: color 0.12s, border-color 0.12s, background 0.12s;
}
.edit-bar-btn:hover { color: var(--accent); border-color: var(--accent); }
.edit-bar-btn.active { color: var(--accent); border-color: var(--accent); background: var(--bg-hover); }
.edit-bar-btn-wide { padding: 0 8px; }
.edit-bar-value { font-size: 10px; color: var(--text-secondary); font-family: var(--font-mono); min-width: 32px; text-align: center; }
#eb-font-select {
  background: var(--bg-panel-2); border: 1px solid var(--border); color: var(--text-secondary);
  font-size: 10px; height: 24px; border-radius: 6px; padding: 0 6px; font-family: var(--font-mono);
}
.edit-bar-color {
  display: flex; align-items: center; justify-content: center; position: relative;
  width: 24px; height: 24px; border: 1px solid var(--border); border-radius: 6px; cursor: pointer;
  font-size: 11px; color: var(--text-secondary); transition: border-color 0.12s;
}
.edit-bar-color:hover { border-color: var(--accent); }
.edit-bar-color input[type="color"] {
  position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; border: none; padding: 0;
}
.edit-bar-highlight-swatch { background: #fff59d; color: #1c1c1e; width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; border-radius: 5px; }
.editor-hint { font-size: 10px; color: var(--text-dim); margin: -6px 0 12px; font-family: var(--font-mono); }

/* ---- Paper: fixed-size freeform canvas, always a light "whitelines" page ---- */
.paper-wrap {
  border-radius: 10px; overflow: auto; border: 1px solid var(--border); box-shadow: var(--shadow);
  background: #e7e7ea;
  padding: 26px;
}
.paper {
  position: relative;
  width: 800px;
  min-height: 900px;
  margin: 0 auto;
  padding: 30px 32px;
  background-color: #ffffff;
  border-radius: 3px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15), 0 10px 30px rgba(0,0,0,0.12);
}
.paper::before {
  content: '';
  position: absolute;
  top: 30px; left: 32px; right: 32px; bottom: 30px;
  background-image:
    linear-gradient(rgba(20,20,30,0.0252) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20,20,30,0.0252) 1px, transparent 1px);
  background-size: 15.6px 15.6px;
  pointer-events: none;
  z-index: 0;
}

.block {
  position: absolute;
  padding: 2px 4px;
  border-radius: 5px;
  cursor: grab;
}
.block:hover, .block.is-active { background: rgba(47, 95, 216, 0.045); outline: 1px dashed rgba(47,95,216,0.25); }
.block.is-active { cursor: grabbing; }
.block [contenteditable] { cursor: text; }

.block-controls {
  position: absolute; right: 2px; top: -11px; display: flex; gap: 3px;
  opacity: 0; transition: opacity 0.1s; z-index: 5;
}
.block:hover .block-controls { opacity: 1; }
.block-controls button {
  background: #ffffff; border: 1px solid rgba(0,0,0,0.12); color: rgba(0,0,0,0.45);
  width: 18px; height: 18px; font-size: 11px; border-radius: 4px; line-height: 1;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1); font-weight: 700;
}
.block-controls button:hover { color: #2f5fd8; border-color: #2f5fd8; }
.block-controls button:last-child:hover { color: #d64545; border-color: #d64545; }

.block-drag-handle {
  position: absolute; left: 2px; top: -11px; width: 18px; height: 18px;
  display: flex; align-items: center; justify-content: center;
  background: #ffffff; border: 1px solid rgba(0,0,0,0.12); color: rgba(0,0,0,0.45);
  border-radius: 4px; font-size: 12px; line-height: 1; cursor: grab;
  opacity: 0; transition: opacity 0.1s; z-index: 5;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}
.block:hover .block-drag-handle { opacity: 1; }
.block-drag-handle:hover { color: #2f5fd8; border-color: #2f5fd8; }
.block-drag-handle:active { cursor: grabbing; }

/* Right-edge handle: width only, text size unchanged */
.block-edge-handle {
  position: absolute; right: -4px; top: 50%; transform: translateY(-50%);
  width: 6px; height: 30px; border-radius: 3px; background: #6b7bab; cursor: ew-resize;
  opacity: 0; transition: opacity 0.1s, background 0.1s; z-index: 5; box-shadow: 0 1px 3px rgba(0,0,0,0.25);
}
.block:hover .block-edge-handle { opacity: 1; }
.block-edge-handle:hover { background: #2f5fd8; }

/* Corner handle: scales width + text size together */
.block-resize-handle {
  position: absolute; right: -3px; bottom: -3px; width: 13px; height: 13px;
  border-radius: 3px; background: #2f5fd8; cursor: nwse-resize;
  opacity: 0; transition: opacity 0.1s; z-index: 5; box-shadow: 0 1px 3px rgba(0,0,0,0.25);
}
.block:hover .block-resize-handle { opacity: 1; }

.b-heading {
  font-family: var(--font-mono); font-weight: 700; line-height: 1.15;
  color: #14141a; outline: none; min-height: 1.3em;
}
.b-subheading {
  font-family: var(--font-mono); font-weight: 600; line-height: 1.2;
  color: #2f5fd8; outline: none; min-height: 1.3em;
}
.b-paragraph {
  line-height: 1.55; color: #1c1c1e; outline: none; min-height: 1.5em;
  white-space: pre-wrap;
}
.b-bullet-list {
  line-height: 1.7; color: #1c1c1e; outline: none;
  padding-left: 1.3em; min-height: 1.5em;
}
.b-bullet-list li { list-style: disc; }
.b-code {
  font-family: var(--font-mono); line-height: 1.55;
  background: #f4f5f7; border: 1px solid rgba(0,0,0,0.08); border-radius: 6px;
  padding: 10px 12px; color: #24292e; outline: none; white-space: pre-wrap;
  min-height: 1.5em; height: 100%;
}
.b-divider { border: none; border-top: 1px solid rgba(0,0,0,0.09); margin: 0; width: 100%; }
.b-image-wrap { display: flex; flex-direction: column; gap: 5px; width: 100%; height: 100%; }
.b-image-wrap img { width: 100%; height: auto; border-radius: 5px; border: 1px solid rgba(0,0,0,0.08); display: block; }
.b-image-placeholder {
  border: 1px dashed rgba(0,0,0,0.18); border-radius: 6px; padding: 22px; text-align: center;
  color: rgba(0,0,0,0.4); font-size: 10px; font-family: var(--font-mono); height: 100%;
  display: flex; align-items: center; justify-content: center;
}
.b-image-placeholder:hover { border-color: #2f5fd8; color: #2f5fd8; cursor: pointer; }
.b-caption {
  font-size: 9.5px; color: rgba(0,0,0,0.45); outline: none; font-style: italic; text-align: center;
}
[contenteditable]:empty:before { content: attr(data-placeholder); color: rgba(0,0,0,0.32); }

/* ===================== SETTINGS ===================== */
.theme-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
.theme-swatch {
  background: var(--bg-panel-2); border: 1px solid var(--border); border-radius: 9px;
  padding: 10px; display: flex; flex-direction: column; align-items: center; gap: 7px;
  font-size: 10.5px; color: var(--text-secondary); font-family: var(--font-mono);
  transition: border-color 0.12s;
}
.theme-swatch:hover { border-color: var(--accent); }
.theme-swatch.active { border-color: var(--accent); color: var(--text-primary); box-shadow: var(--glow); }
.swatch { width: 100%; height: 36px; border-radius: 6px; display: block; }
.swatch-dark-ide { background: linear-gradient(135deg, #1e1e2e, #89b4fa); }
.swatch-blueprint { background: linear-gradient(135deg, #0a1929, #4fc3f7); }
.swatch-cyberpunk { background: linear-gradient(135deg, #0d0518, #ff2fd0, #37f7ff); }
.swatch-terminal { background: linear-gradient(135deg, #050805, #4dff88); }
.swatch-light-ide { background: linear-gradient(135deg, #ffffff, #005fb8); border: 1px solid rgba(0,0,0,0.08); }
.swatch-neutral { background: linear-gradient(135deg, #f7f7f5, #52606d); border: 1px solid rgba(0,0,0,0.08); }
.swatch-solarized-light { background: linear-gradient(135deg, #fdf6e3, #268bd2); border: 1px solid rgba(0,0,0,0.08); }

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

/* ---- Cloud sync ---- */
.sync-tabs { display: flex; gap: 6px; margin: 12px 0 14px; }
.sync-tab {
  background: var(--bg-panel-2); border: 1px solid var(--border); color: var(--text-secondary);
  font-family: var(--font-mono); font-size: 11px; padding: 6px 12px; border-radius: 7px;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.sync-tab:hover { color: var(--text-primary); border-color: var(--accent); }
.sync-tab.active { background: var(--accent); color: var(--bg-app); font-weight: 600; border-color: var(--accent); }
#sync-signed-out label { font-size: 9.5px; color: var(--text-dim); font-family: var(--font-mono); display: block; margin-bottom: 4px; }
#sync-signed-out input {
  width: 100%; max-width: 320px; background: var(--bg-panel-2); border: 1px solid var(--border);
  color: var(--text-primary); border-radius: 7px; padding: 8px 10px; font-size: 12px;
  margin-bottom: 10px; font-family: var(--font-sans); transition: border-color 0.12s, box-shadow 0.12s;
}
#sync-signed-out input:focus { outline: none; border-color: var(--accent); box-shadow: var(--glow); }
.sync-error { color: var(--danger); font-size: 11.5px; margin: 4px 0 0; }
.sync-status-row {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-mono); font-size: 11px; padding: 8px 10px; margin-bottom: 6px;
  background: var(--bg-panel-2); border-radius: 7px; border: 1px solid var(--border);
}
.sync-status-value { color: var(--accent-2); font-weight: 600; font-size: 12px; text-shadow: var(--text-glow); }

/* ===================== MODAL / TOAST ===================== */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.55); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; z-index: 100;
}
.modal {
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: 12px;
  padding: 20px; width: 380px; max-height: 85vh; overflow-y: auto; box-shadow: var(--shadow);
}
.modal h3 { font-size: 13px; margin-bottom: 12px; }
.modal input, .modal select, .modal textarea {
  width: 100%; background: var(--bg-panel-2); border: 1px solid var(--border);
  color: var(--text-primary); border-radius: 7px; padding: 7px 9px; font-size: 11.5px;
  margin-bottom: 9px; font-family: var(--font-sans);
  transition: border-color 0.12s, box-shadow 0.12s;
}
.modal input:hover, .modal select:hover, .modal textarea:hover { border-color: var(--text-secondary); }
.modal input:focus, .modal select:focus, .modal textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: var(--glow);
}
.modal select {
  appearance: none; -webkit-appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23888' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
}
.modal label { font-size: 10px; color: var(--text-secondary); font-family: var(--font-mono); font-weight: 600; display: block; margin-bottom: 4px; }
.label-optional { text-transform: none; letter-spacing: 0; color: var(--text-dim); font-weight: 400; }
.modal input::placeholder, .modal textarea::placeholder { color: var(--text-dim); opacity: 1; }
.field-row { display: flex; gap: 10px; }
.field-row > div { flex: 1; }
.checkbox-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.checkbox-pill {
  display: flex; align-items: center; gap: 6px; background: var(--bg-panel-2); border: 1px solid var(--border);
  border-radius: 7px; padding: 6px 10px; font-size: 11px; color: var(--text-primary); cursor: pointer;
  transition: border-color 0.12s, color 0.12s;
}
.checkbox-pill:hover { border-color: var(--accent); color: var(--text-primary); }
.checkbox-pill input { width: auto; margin: 0; accent-color: var(--accent); }
.pill-remove {
  background: transparent; border: none; color: var(--text-dim); font-size: 13px; line-height: 1;
  padding: 0 0 0 2px; margin: 0;
}
.pill-remove:hover { color: var(--danger); }
.add-option-row { display: flex; gap: 6px; margin-bottom: 12px; }
.add-option-row input { margin-bottom: 0; flex: 1; }
.add-option-row button { flex-shrink: 0; padding: 7px 12px; font-size: 11px; }
.color-row { display: flex; gap: 8px; margin-bottom: 12px; }
.color-dot { width: 20px; height: 20px; border-radius: 50%; border: 2px solid transparent; transition: transform 0.1s; }
.color-dot.selected { border-color: var(--text-primary); transform: scale(1.1); }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 4px; }

.toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  background: var(--bg-panel-2); border: 1px solid var(--accent); color: var(--text-primary);
  padding: 9px 16px; border-radius: 8px; font-size: 11px; font-family: var(--font-mono);
  box-shadow: var(--shadow); z-index: 200; transition: opacity 0.2s;
}

/* Scrollbars, technical touch */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-panel-2); border-radius: 6px; border: 2px solid var(--bg-app); }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ===================== PRINT / PDF EXPORT ===================== */
@media print {
  body * { visibility: hidden; }
  #view-editor, #view-editor * { visibility: visible; }
  .sidebar, .editor-header, .block-toolbar, .editor-hint, .edit-bar { display: none !important; }
  .main { padding: 0; overflow: visible; }
  #view-editor { position: absolute; left: 0; top: 0; width: 100%; margin: 0; max-width: none; }
  .page-title-input { color: #000; font-size: 20px; margin: 0 0 10px; }
  .paper-wrap { border: none; box-shadow: none; background: none; padding: 0; overflow: visible; }
  .paper { box-shadow: none; width: 100%; min-height: 0; }
  .block-controls, .block-move-handle, .block-resize-handle { display: none !important; }
  .block { break-inside: avoid; outline: none !important; background: none !important; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}