/* ========================================
   TrendLine v0.3 — Design System
   ======================================== */

:root {
    /* Colors */
    --c-bg: #0a0a1a;
    --c-surface: #12122a;
    --c-surface-hover: #1a1a3e;
    --c-surface-active: #1e1e44;
    --c-border: #1a1a3e;
    --c-border-dim: #111;
    --c-profit: #4ecca3;
    --c-loss: #e94560;
    --c-warn: #f5a623;
    --c-accent: #38bdf8;
    --c-text: #ddd;
    --c-text-secondary: #888;
    --c-text-muted: #555;
    --c-text-dim: #333;
    /* Spacing */
    --sp-xs: 4px;
    --sp-sm: 8px;
    --sp-md: 12px;
    --sp-lg: 16px;
    /* Typography */
    --font: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    --fs-title: 11px;
    --fs-value: 10px;
    --fs-label: 9px;
    --fs-tiny: 8px;
    /* Transitions */
    --t-fast: 0.12s ease;
    --t-normal: 0.2s ease;
    --t-slow: 0.3s ease;
}

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

body {
    font-family: var(--font);
    background: var(--c-bg);
    color: var(--c-text);
    height: 100dvh;
    overflow: hidden;
    font-variant-numeric: tabular-nums;
    -webkit-font-smoothing: antialiased;
}

.app { display: flex; flex-direction: column; height: 100dvh; }
@supports not (height: 100dvh) { body, .app { height: -webkit-fill-available; } }

/* Focus style */
input:focus, button:focus-visible { outline: 1px solid var(--c-accent); outline-offset: 1px; }

/* Blur */
.lw-chart-blur { filter: blur(6px); transition: filter 1s ease; }
.lw-chart-unblur { filter: none; transition: filter 0.5s ease; }

/* Scrollbar */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 3px; }

@media (max-width: 768px) {
    .main { flex-direction: column; }
    .controls { width: 100%; max-height: 140px; overflow-y: auto; flex-shrink: 0;
        border-left: none; border-top: 1px solid var(--c-border); padding: var(--sp-sm); }
    #chart-container { min-height: 300px; }
    .ohlc-overlay { font-size: var(--fs-label); }
    .ohlc-label { width: 12px; }
}

/* ========================================
   Balance / Price
   ======================================== */
.balance {
    font-size: var(--fs-title); color: var(--c-profit); font-weight: 600;
    cursor: pointer; filter: blur(5px); transition: filter var(--t-normal); user-select: none;
    pointer-events: auto;
}
.balance.visible { filter: none; }
.upnl {
    font-size: var(--fs-title); font-weight: 600;
    color: var(--c-text-secondary); cursor: pointer; filter: blur(5px); transition: filter var(--t-normal); user-select: none;
    pointer-events: auto;
}
.upnl.visible { filter: none; }
.upnl-pos { color: var(--c-profit); }
.upnl-neg { color: var(--c-loss); }
.last-trade {
    font-size: 14px; font-weight: 700; color: #ccc; transition: color var(--t-fast); line-height: 1.5;
}
.last-trade.tick-up { color: var(--c-profit); }
.last-trade.tick-down { color: var(--c-loss); }

/* ========================================
   Symbol Picker
   ======================================== */
.symbol-picker { position: relative; pointer-events: auto; }
.symbol-btn {
    padding: 2px var(--sp-sm); background: transparent; border: 1px solid rgba(255,255,255,0.08);
    color: #fff; border-radius: 4px; font-size: 12px; font-weight: 700; cursor: pointer;
    transition: border-color var(--t-normal);
}
.symbol-btn:hover { border-color: var(--c-profit); }
.symbol-arrow { color: var(--c-text-dim); font-size: var(--fs-label); margin-left: 3px; }
.symbol-dropdown {
    position: absolute; top: calc(100% + 4px); left: 0; z-index: 300;
    width: 160px; background: var(--c-surface); border: 1px solid var(--c-border);
    border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,0.6); overflow: hidden;
}
.symbol-filter {
    width: 100%; padding: var(--sp-sm) 10px; background: var(--c-bg); border: none;
    border-bottom: 1px solid var(--c-border); color: #fff; font-size: 12px; outline: none;
}
.symbol-filter::placeholder { color: var(--c-text-muted); }
.symbol-list { max-height: 240px; overflow-y: auto; }
.symbol-item {
    padding: 5px 10px; cursor: pointer; font-size: var(--fs-title);
    color: var(--c-text-secondary); transition: all var(--t-fast);
}
.symbol-item:hover { background: rgba(78,204,163,0.08); color: #fff; }
.symbol-item.active { color: var(--c-profit); font-weight: 700; }

/* ========================================
   Watchlist Panel
   ======================================== */
.wl-panel-toggle {
    width: 20px; flex-shrink: 0; padding: 0;
    background: rgba(22,33,62,0.5); border: none;
    border-right: 1px solid rgba(255,255,255,0.04);
    color: rgba(255,255,255,0.25); font-size: 12px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--t-normal);
}
.wl-panel-toggle:hover { background: rgba(22,33,62,0.9); color: rgba(255,255,255,0.6); }

.watchlist-panel {
    position: relative; width: 0; max-width: 0; overflow: hidden;
    background: var(--c-bg); border-right: none;
    font-size: var(--fs-value);
    display: flex; flex-direction: column; flex-shrink: 0;
    transition: width var(--t-slow), max-width var(--t-slow), border var(--t-slow);
}
.watchlist-panel.wl-visible {
    width: 340px; max-width: 340px;
    border-right: 1px solid var(--c-border);
}

/* Header */
.wl-header {
    display: flex; align-items: center; gap: var(--sp-xs); padding: var(--sp-sm);
    border-bottom: 1px solid var(--c-border);
}
.wl-search {
    flex: 1; padding: 5px var(--sp-sm); background: var(--c-surface); border: 1px solid var(--c-border);
    color: #fff; border-radius: 4px; font-size: var(--fs-value); outline: none;
    transition: border-color var(--t-normal);
}
.wl-search:focus { border-color: var(--c-accent); }
.wl-search::placeholder { color: var(--c-text-dim); }
.wl-settings-btn, .wl-freeze-btn {
    background: none; border: none; color: var(--c-text-muted); font-size: 12px;
    cursor: pointer; padding: 2px var(--sp-xs); border-radius: 3px; transition: color var(--t-normal);
}
.wl-settings-btn:hover, .wl-freeze-btn:hover { color: var(--c-accent); }
.wl-freeze-btn.active { color: var(--c-accent); text-shadow: 0 0 6px rgba(56,189,248,0.5); }

/* Filters */
.wl-filters {
    display: flex; flex-wrap: wrap; gap: 2px var(--sp-sm); padding: var(--sp-xs) var(--sp-md);
    border-bottom: 1px solid var(--c-border-dim); font-size: var(--fs-label); color: var(--c-text-secondary);
}
.wl-filter-cb { cursor: pointer; display: flex; align-items: center; gap: 2px; transition: color var(--t-fast); }
.wl-filter-cb:hover { color: var(--c-text); }
.wl-filter-cb input { width: 10px; height: 10px; margin: 0; accent-color: var(--c-accent); }

/* Column headers */
.wl-cols {
    display: flex; align-items: center; padding: var(--sp-xs) 2px var(--sp-xs) 0;
    border-bottom: 1px solid var(--c-border-dim);
    color: var(--c-text-muted); font-size: var(--fs-label); font-weight: 600;
    letter-spacing: 0.3px; text-transform: uppercase;
}
.wl-col-sym { width: 70px; }
.wl-col-bid { width: 75px; text-align: right; }
.wl-col-ask { width: 75px; text-align: right; }
.wl-col-chg { width: 55px; text-align: right; }
.wl-col-vol { flex: 1; text-align: right; padding-right: var(--sp-xs); }
.wl-col-sort { cursor: pointer; transition: color var(--t-fast); }
.wl-col-sort:hover { color: var(--c-accent); }

/* Tag column */
.wl-col-tag { width: 14px; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.wl-col-tag.wl-tag-active svg path { fill: var(--c-warn); }
.wl-col-tag.wl-tag-active { animation: tag-glow 2s ease-in-out infinite; }
@keyframes tag-glow {
    0%, 100% { filter: drop-shadow(0 0 2px rgba(245,166,35,0.3)); }
    50% { filter: drop-shadow(0 0 6px rgba(245,166,35,0.8)); }
}

/* List */
.wl-list { flex: 1; overflow-y: auto; }

/* Rows */
.wl-row {
    display: flex; align-items: center; padding: 3px 2px 3px 0;
    cursor: pointer; transition: background var(--t-fast);
    border-bottom: 1px solid rgba(255,255,255,0.015);
}
.wl-row:hover { background: rgba(78,204,163,0.04); }
.wl-row.active { background: rgba(78,204,163,0.08); }
.wl-row.wl-focus { outline: 1px solid rgba(56,189,248,0.3); outline-offset: -1px; }

.wl-tag { width: 14px; display: flex; align-items: center; justify-content: center; cursor: pointer; padding: 2px 0; }
.wl-tag-icon { cursor: pointer; opacity: 0.1; transition: opacity var(--t-fast); line-height: 0; }
.wl-row:hover .wl-tag-icon { opacity: 0.4; }
.wl-tag-icon.tagged { opacity: 1; }
.wl-row:hover .wl-tag-icon.tagged { opacity: 1; }

.wl-dots { width: 8px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.wl-line-dot { width: 4px; height: 4px; border-radius: 50%; }
.wl-line-dots { display: flex; flex-direction: column; align-items: center; gap: 1px; }

.wl-sym { width: 70px; color: var(--c-text); font-weight: 600; font-size: var(--fs-value); }
.wl-sc { font-size: var(--fs-tiny); margin-right: 2px; }
.wl-sc-bull { color: var(--c-profit); }
.wl-sc-bear { color: var(--c-loss); }
.wl-bid { width: 75px; text-align: right; color: var(--c-profit); font-size: var(--fs-value); opacity: 0.7; }
.wl-ask { width: 75px; text-align: right; color: var(--c-loss); font-size: var(--fs-value); opacity: 0.7; }
.wl-chg { width: 55px; text-align: right; font-weight: 600; font-size: var(--fs-value); }
.wl-chg-up { color: var(--c-profit); }
.wl-chg-down { color: var(--c-loss); }
.wl-vol { flex: 1; text-align: right; color: var(--c-text-muted); font-size: var(--fs-value); padding-right: var(--sp-xs); }

/* Tag menu */
.wl-tag-menu {
    position: absolute; z-index: 30; background: rgba(14,14,30,0.97);
    border: 1px solid var(--c-border); border-radius: 6px; padding: 3px 6px;
    display: flex; gap: 5px; align-items: center;
    box-shadow: 0 4px 16px rgba(0,0,0,0.6);
}
.wl-tag-opt { cursor: pointer; transition: transform var(--t-fast); line-height: 0; padding: 2px; }
.wl-tag-opt:hover { transform: scale(1.4); }

/* ========================================
   Position Panel (inline under row)
   ======================================== */
.wl-pos-panel {
    background: var(--c-surface); border-left: 2px solid var(--c-accent);
    padding: var(--sp-sm) var(--sp-md); font-size: var(--fs-value);
    margin: 0 2px;
}
.wl-pos-header { display: flex; align-items: center; gap: var(--sp-sm); margin-bottom: var(--sp-xs); }
.wl-pos-side { font-weight: 700; font-size: var(--fs-title); }
.wl-pos-entry { color: var(--c-text-secondary); font-size: var(--fs-value); }
.wl-pos-rr { color: var(--c-text-secondary); font-size: var(--fs-value); font-weight: 600; }

.wl-pos-bar-wrap {
    height: 3px; background: rgba(255,255,255,0.05); border-radius: 2px;
    margin-bottom: var(--sp-sm); overflow: hidden;
}
.wl-pos-bar { height: 100%; border-radius: 2px; transition: width var(--t-slow), background var(--t-slow); }

.wl-pos-levels { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--sp-xs); }
.wl-pos-sl-wrap, .wl-pos-tp-wrap { display: flex; align-items: center; gap: 3px; font-size: var(--fs-value); }
.wl-pos-price { font-size: var(--fs-value); font-weight: 700; }
.wl-pos-input {
    width: 62px; background: var(--c-bg); border: 1px solid var(--c-border-dim); border-radius: 3px;
    color: var(--c-text); font-size: var(--fs-value); padding: 2px var(--sp-xs); text-align: center;
    transition: border-color var(--t-normal);
}
.wl-pos-input:focus { border-color: var(--c-accent); outline: none; }
.wl-pos-pnl { display: flex; justify-content: space-between; font-size: var(--fs-value); margin-bottom: var(--sp-sm); }

.wl-pos-actions { display: flex; gap: var(--sp-xs); }
.wl-pos-actions button {
    background: rgba(255,255,255,0.03); border: 1px solid var(--c-border);
    border-radius: 4px; color: var(--c-text-secondary); font-size: var(--fs-label);
    cursor: pointer; padding: 3px var(--sp-sm); transition: all var(--t-fast); flex: 1;
    font-weight: 600; letter-spacing: 0.3px;
}
.wl-pos-actions button:hover { background: rgba(255,255,255,0.06); color: var(--c-text); }
.wl-pos-actions button:active { transform: scale(0.97); }
.wl-pos-be:hover { border-color: var(--c-warn) !important; color: var(--c-warn) !important; }
.wl-pos-close:hover { border-color: var(--c-loss) !important; color: var(--c-loss) !important; }
.wl-pos-close.armed, .wl-pos-close.armed:hover {
    background: var(--c-loss); color: #fff !important; border-color: var(--c-loss);
    animation: armed-pulse 0.6s ease-in-out infinite;
}
@keyframes armed-pulse {
    0%, 100% { box-shadow: 0 0 4px rgba(233,69,96,0.3); }
    50% { box-shadow: 0 0 10px rgba(233,69,96,0.6); }
}

/* ========================================
   Connection Alert
   ======================================== */
.conn-alert {
    display: flex; align-items: center; justify-content: center; gap: var(--sp-md);
    padding: 6px var(--sp-lg); background: rgba(233,69,96,0.15);
    border-bottom: 1px solid rgba(233,69,96,0.3);
    font-size: 12px; color: var(--c-loss);
    animation: conn-pulse 1.5s ease-in-out infinite;
}
@keyframes conn-pulse {
    0%, 100% { background: rgba(233,69,96,0.1); }
    50% { background: rgba(233,69,96,0.25); }
}
.conn-alert-btn {
    padding: 2px var(--sp-md); background: rgba(233,69,96,0.2); border: 1px solid var(--c-loss);
    color: var(--c-loss); border-radius: 4px; font-size: var(--fs-title); cursor: pointer;
}
.conn-alert-btn:hover { background: rgba(233,69,96,0.4); }
.conn-alert--warn {
    background: rgba(245,166,35,0.1) !important;
    border-bottom-color: rgba(245,166,35,0.25) !important;
    color: #f5a623 !important;
    animation: none !important;
}
.conn-alert-link {
    padding: 2px 10px; background: rgba(245,166,35,0.15);
    border: 1px solid rgba(245,166,35,0.35);
    color: #f5a623; border-radius: 4px;
    font-size: var(--fs-title); font-weight: 700;
    text-decoration: none; transition: background var(--t-normal);
}
.conn-alert-link:hover { background: rgba(245,166,35,0.3); }

/* ========================================
   Toolbar
   ======================================== */
.toolbar-toggle {
    width: 100%; height: 20px; padding: 0 var(--sp-md);
    background: rgba(18,18,42,0.8); border: none;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    color: rgba(255,255,255,0.3); font-size: var(--fs-value); cursor: pointer;
    transition: background var(--t-normal);
    display: flex; align-items: center; justify-content: space-between;
    position: relative;
}
.toolbar-toggle:hover { background: rgba(30,30,68,0.9); color: rgba(255,255,255,0.5); }
.toolbar-toggle.open { border-top: 1px solid rgba(255,255,255,0.04); }
.tt-symbol { color: var(--c-text-secondary); font-size: var(--fs-value); font-weight: 700; flex: 1; text-align: left; }
.tt-arrow { color: rgba(255,255,255,0.15); font-size: var(--fs-label); position: absolute; left: 50%; transform: translateX(-50%); }
.tt-ws { font-size: var(--fs-label); white-space: nowrap; }
.tt-ws-label { color: var(--c-text-muted); }
.tt-ws-label.ok { color: var(--c-profit); }
.tt-ws-time { color: var(--c-warn); }

.toolbar {
    max-height: 0; overflow: hidden; background: var(--c-surface);
    border-bottom: none; transition: max-height var(--t-slow);
}
.toolbar.toolbar-visible {
    max-height: 60px; overflow: visible;
    border-bottom: 1px solid var(--c-border);
}

.toolbar-content {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 20px;
}
.tb-left { display: flex; align-items: center; gap: var(--sp-md); }
.tb-params { display: flex; align-items: center; gap: 10px; }
.tb-field { position: relative; display: flex; align-items: center; }
.tb-input {
    width: 72px; padding: 7px 32px 7px 10px;
    background: var(--c-bg); border: 1px solid var(--c-border); color: var(--c-text);
    border-radius: 6px; font-size: 14px; text-align: right;
    transition: border-color var(--t-normal), box-shadow var(--t-normal);
    -moz-appearance: textfield;
}
.tb-input-lg { width: 100px; }
.tb-input-md { width: 82px; }
.tb-input::-webkit-inner-spin-button,
.tb-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.tb-input:focus { outline: none; border-color: var(--c-accent); color: #fff; box-shadow: 0 0 8px rgba(56,189,248,0.15); }
.tb-input.dirty { border-color: var(--c-warn); box-shadow: 0 0 6px rgba(245,166,35,0.15); }
.tb-suffix {
    position: absolute; right: var(--sp-sm); top: 50%; transform: translateY(-50%);
    font-size: var(--fs-value); color: var(--c-text-muted); font-weight: 600; pointer-events: none;
}
.tb-suffix-sl { color: var(--c-loss); }
.tb-suffix-tp { color: var(--c-profit); }
.tb-apply {
    padding: 7px var(--sp-lg);
    background: rgba(78,204,163,0.1); border: 1px solid rgba(78,204,163,0.2);
    color: var(--c-profit); border-radius: 6px; font-size: 13px;
    font-weight: 700; cursor: pointer; transition: all var(--t-normal);
    opacity: 0.3; pointer-events: none;
}
.tb-apply.active { opacity: 1; pointer-events: auto; animation: apply-pulse 1.5s ease-in-out infinite; }
.tb-apply.active:hover { background: rgba(78,204,163,0.25); border-color: var(--c-profit); }
.tb-apply.done { opacity: 1; pointer-events: none; background: rgba(78,204,163,0.25); animation: none; }
@keyframes apply-pulse {
    0%, 100% { box-shadow: 0 0 4px rgba(78,204,163,0.15); }
    50% { box-shadow: 0 0 12px rgba(78,204,163,0.4); }
}
.tb-actions { display: flex; gap: var(--sp-sm); }
.tb-kill {
    padding: 7px 14px;
    background: rgba(233,69,96,0.08); border: 1px solid rgba(233,69,96,0.2);
    color: var(--c-loss); border-radius: 6px; font-size: 12px;
    font-weight: 600; cursor: pointer; transition: all var(--t-normal);
}
.tb-kill:hover { background: rgba(233,69,96,0.2); border-color: var(--c-loss); }
.tb-kill.armed {
    background: rgba(233,69,96,0.4); border-color: var(--c-loss);
    font-size: 18px; font-weight: 900; color: #ff2244;
    animation: kill-pulse 0.8s ease-in-out infinite;
}
@keyframes kill-pulse {
    0%, 100% { box-shadow: 0 0 4px rgba(233,69,96,0.3); }
    50% { box-shadow: 0 0 14px rgba(233,69,96,0.7); }
}

/* ========================================
   Main Layout
   ======================================== */
.main { display: flex; flex: 1; overflow: hidden; }
#chart-container { flex: 1; min-height: 0; min-width: 0; position: relative; overflow: hidden; }

/* Panel toggle (right) */
.panel-toggle {
    width: 20px; flex-shrink: 0; padding: 0;
    background: rgba(22,33,62,0.5); border: none;
    border-left: 1px solid rgba(255,255,255,0.04);
    color: rgba(255,255,255,0.25); font-size: 12px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--t-normal);
}
.panel-toggle:hover { background: rgba(22,33,62,0.9); color: rgba(255,255,255,0.6); }

/* Right panel */
.controls {
    flex: 0 0 0px; max-width: 0; padding: 0; background: var(--c-surface);
    border-left: none; overflow: hidden; white-space: nowrap;
    display: flex; flex-direction: column; gap: 10px;
    transition: flex-basis var(--t-slow), max-width var(--t-slow), padding var(--t-slow);
}
.controls.panel-visible {
    flex: 0 0 260px; max-width: 260px; padding: var(--sp-md);
    border-left: 1px solid var(--c-border); overflow-y: auto; white-space: normal;
}

/* ========================================
   Line Cards
   ======================================== */
.btn {
    padding: 10px var(--sp-lg); border: none; border-radius: 6px;
    font-size: 14px; cursor: pointer; font-weight: 600; transition: background var(--t-normal);
}
.btn-primary { background: var(--c-loss); color: #fff; }
.btn-primary:hover { background: #c73e54; }
.btn-primary:disabled { background: var(--c-text-muted); cursor: not-allowed; }
.btn-full { width: 100%; }

.hint {
    padding: var(--sp-sm) var(--sp-md); background: var(--c-surface);
    border-radius: 6px; font-size: 13px; color: var(--c-warn); text-align: center; font-weight: 600;
}

#lines-list { display: flex; flex-direction: column; gap: var(--sp-xs); }

.line-card {
    background: var(--c-surface); border-radius: 6px; cursor: pointer;
    border-left: 3px solid transparent;
    padding: var(--sp-sm) 10px; transition: all var(--t-fast);
}
.line-card:hover { background: var(--c-surface-hover); }
.line-card.selected { background: var(--c-surface-active); border-color: rgba(245,166,35,0.5); box-shadow: 0 0 8px rgba(245,166,35,0.08); }
.line-card.card-active { background: rgba(20,20,50,0.8); }
.line-card.archived { opacity: 0.45; padding: var(--sp-xs) 10px; background: rgba(14,14,32,0.8); }
.line-card.archived:hover { opacity: 0.75; }

.line-card-body { display: flex; flex-direction: column; gap: 3px; }
.line-card-arc {
    display: flex; align-items: center; gap: 6px;
    font-size: var(--fs-title); color: var(--c-text-muted);
}
.arc-color { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; opacity: 0.6; }
.arc-dir { font-size: var(--fs-value); }
.arc-price { color: var(--c-text-secondary); }
.arc-side { font-size: var(--fs-label); font-weight: 600; }
.arc-del { background: none; border: none; color: var(--c-text-dim); font-size: 12px; cursor: pointer; padding: 0 2px; }
.arc-del:hover { color: var(--c-loss); }

.line-card-top { display: flex; align-items: center; gap: 6px; position: relative; }
.line-card-sym { font-size: var(--fs-value); font-weight: 700; color: var(--c-text-muted); background: rgba(255,255,255,0.04); padding: 1px 5px; border-radius: 3px; }
.line-card-dir { font-size: 13px; font-weight: 700; }
.line-card-side { font-size: var(--fs-value); font-weight: 700; }

.line-card-gear {
    background: none; border: none; color: var(--c-text-dim); font-size: 13px;
    cursor: pointer; padding: 0 2px; transition: color var(--t-fast);
}
.line-card-gear:hover { color: var(--c-text-secondary); }
.line-card-delete {
    background: none; border: none; color: var(--c-text-dim); font-size: 14px;
    cursor: pointer; padding: 0 2px; line-height: 1; transition: color var(--t-fast);
}
.line-card-delete:hover { color: var(--c-loss); }

.line-card-level { display: flex; align-items: center; gap: var(--sp-sm); }
.line-card-price { font-size: 15px; font-weight: 700; color: var(--c-text); }
.line-card-dist { font-size: var(--fs-title); font-weight: 600; }

.line-card-shift {
    width: 42px; padding: 1px var(--sp-xs); text-align: center;
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
    color: var(--c-text-secondary); font-size: var(--fs-value); border-radius: 3px;
    transition: border-color var(--t-normal);
}
.line-card-shift:focus { outline: none; border-color: var(--c-warn); color: #fff; }
.line-card-delay {
    width: 28px; padding: 1px 2px; text-align: center;
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
    color: var(--c-text-secondary); font-size: var(--fs-value); border-radius: 3px;
    transition: border-color var(--t-normal);
}
.line-card-delay:focus { outline: none; border-color: #a78bfa; color: #fff; }

.line-card-trade { display: flex; align-items: center; gap: var(--sp-sm); margin-top: 2px; }
.trade-toggle { position: relative; width: 30px; height: 16px; cursor: pointer; flex-shrink: 0; }
.trade-toggle input { opacity: 0; width: 0; height: 0; }
.trade-slider-mini {
    position: absolute; inset: 0; background: var(--c-text-dim); border-radius: 16px; transition: background var(--t-normal);
}
.trade-slider-mini::before {
    content: ""; position: absolute; width: 12px; height: 12px;
    left: 2px; bottom: 2px; background: var(--c-text-secondary); border-radius: 50%;
    transition: transform var(--t-normal), background var(--t-normal);
}
.trade-toggle input:checked + .trade-slider-mini { background: rgba(78,204,163,0.25); }
.trade-toggle input:checked + .trade-slider-mini::before { transform: translateX(14px); background: var(--c-profit); }
.trade-toggle.blinking .trade-slider-mini { animation: toggle-blink 0.8s ease-in-out infinite; }
@keyframes toggle-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
.trade-status { font-size: var(--fs-value); color: var(--c-text-muted); }
.bracket-lock {
    background: none; border: none; font-size: 12px; cursor: pointer;
    padding: 0 var(--sp-xs); opacity: 0.35; transition: opacity var(--t-fast);
}
.bracket-lock:hover { opacity: 0.8; }
.bracket-lock.unlocked { opacity: 1; }

/* Width popup */
.width-popup {
    position: absolute; right: 0; top: 22px; z-index: 100;
    display: flex; gap: 2px;
    background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 6px;
    padding: var(--sp-xs); box-shadow: 0 4px 12px rgba(0,0,0,0.6);
}
.width-opt {
    padding: var(--sp-xs) 10px; border: none; border-radius: 4px;
    font-size: 12px; font-weight: 600; cursor: pointer;
    background: rgba(255,255,255,0.05); color: var(--c-text-secondary); transition: all var(--t-fast);
}
.width-opt:hover { background: rgba(255,255,255,0.1); color: #fff; }
.width-opt.active { background: var(--c-loss); color: #fff; }

/* Coord display */
.info-box { background: var(--c-surface-hover); border-radius: 8px; padding: var(--sp-md); }
.info-box h3 { font-size: 14px; margin-bottom: var(--sp-sm); color: var(--c-profit); }
#coord-price { font-size: 20px; font-weight: 700; color: #fff; }
#coord-time { font-size: 12px; color: var(--c-text-secondary); margin-top: var(--sp-xs); }

/* ========================================
   Candle Popup
   ======================================== */
.candle-popup {
    position: fixed; z-index: 1000; display: flex; flex-direction: column; gap: var(--sp-xs);
    background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 8px;
    padding: 6px; box-shadow: 0 4px 16px rgba(0,0,0,0.6);
}
.popup-btn {
    padding: 6px 14px; border: none; border-radius: 4px;
    font-size: 13px; font-weight: 600; cursor: pointer; text-align: left; transition: background var(--t-fast);
}
.popup-high { background: var(--c-profit); color: var(--c-bg); }
.popup-high:hover { background: #3dbb92; }
.popup-low { background: var(--c-loss); color: #fff; }
.popup-low:hover { background: #c73e54; }
.popup-free { background: rgba(255,255,255,0.12); color: #ccc; }
.popup-free:hover { background: rgba(255,255,255,0.2); color: #fff; }
.popup-cancel {
    background: transparent; color: #444; font-size: 16px; padding: 4px 8px;
    border-left: 1px solid rgba(255,255,255,0.06); line-height: 1;
}
.popup-cancel:hover { color: #e94560; background: rgba(233,69,96,0.1); }
/* Highlight nearest extremum as recommended */
.popup-btn-hint { outline: 2px solid rgba(255,255,255,0.5); outline-offset: -2px; }

/* ========================================
   Signals Panel
   ======================================== */
.signals-panel {
    position: absolute; left: var(--sp-md); z-index: 20; pointer-events: auto;
    width: 280px; max-height: 320px;
    background: rgba(12,12,28,0.96); border: 1px solid var(--c-border);
    border-radius: 8px; box-shadow: 0 8px 32px rgba(0,0,0,0.6);
    font-size: var(--fs-title); backdrop-filter: blur(16px); overflow: hidden;
}
.signals-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--sp-sm) var(--sp-md); border-bottom: 1px solid var(--c-border);
    color: var(--c-text-secondary); font-size: var(--fs-label); font-weight: 700; letter-spacing: 1px;
    text-transform: uppercase;
}
.signals-close-btn {
    background: none; border: none; color: var(--c-text-muted); font-size: 14px;
    cursor: pointer; padding: 0; line-height: 1;
}
.signals-close-btn:hover { color: var(--c-loss); }
.signals-list { max-height: 280px; overflow-y: auto; padding: var(--sp-xs) 0; }
.signal-row {
    display: flex; align-items: center; gap: var(--sp-sm);
    padding: var(--sp-xs) var(--sp-md); font-size: var(--fs-title);
    transition: background var(--t-fast);
}
.signal-row:hover { background: rgba(255,255,255,0.02); }
.signal-icon { font-size: var(--fs-value); }
.signal-label { font-weight: 700; font-size: var(--fs-value); min-width: 40px; }
.signal-sent { font-size: var(--fs-value); font-weight: 700; min-width: 20px; text-align: center; }
.signal-price { color: var(--c-text-secondary); font-size: var(--fs-value); flex: 1; text-align: right; }
.signal-time { color: var(--c-text-muted); font-size: var(--fs-label); min-width: 70px; text-align: right; }

/* ========================================
   Screener Panel
   ======================================== */
.screener-panel {
    position: absolute; left: var(--sp-md); z-index: 20; pointer-events: auto;
    width: 320px; max-height: 400px;
    background: rgba(12,12,28,0.96); border: 1px solid var(--c-border);
    border-radius: 8px; box-shadow: 0 8px 32px rgba(0,0,0,0.6);
    font-size: var(--fs-title); backdrop-filter: blur(16px); overflow: hidden;
}
.screener-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--sp-sm) var(--sp-md); border-bottom: 1px solid var(--c-border);
    color: var(--c-text-secondary); font-size: var(--fs-label); font-weight: 700; letter-spacing: 1px;
    text-transform: uppercase;
}
.screener-list { max-height: 360px; overflow-y: auto; padding: var(--sp-xs) 0; }
.screener-row {
    display: flex; align-items: center; gap: 6px;
    padding: 5px var(--sp-md); font-size: var(--fs-title); cursor: pointer;
    transition: background var(--t-fast);
}
.screener-row:hover { background: rgba(78,204,163,0.04); }
.screener-dir { font-size: var(--fs-value); width: 14px; text-align: center; }
.screener-sym { color: var(--c-text); font-weight: 600; font-size: var(--fs-title); min-width: 75px; }
.screener-score { font-weight: 700; font-size: var(--fs-value); min-width: 35px; text-align: right; }
.screener-imp { color: var(--c-text-secondary); font-size: var(--fs-label); min-width: 50px; text-align: right; }
.screener-shelf { color: var(--c-text-muted); font-size: var(--fs-label); min-width: 40px; text-align: right; }
.screener-eff { color: var(--c-text-muted); font-size: var(--fs-label); min-width: 35px; text-align: right; }

/* ========================================
   Candle Countdown
   ======================================== */
.candle-countdown {
    position: absolute; right: 0; z-index: 6;
    padding: 1px 0; font-size: var(--fs-title);
    color: var(--c-warn); background: none;
    pointer-events: none; text-align: center;
    transform: translateY(-50%); display: none;
}

/* ========================================
   OHLC Overlay + Tools
   ======================================== */
.ohlc-overlay {
    position: absolute; top: var(--sp-sm); left: var(--sp-md); z-index: 10;
    pointer-events: none; font-size: var(--fs-title); color: var(--c-text-secondary);
    display: flex; gap: 10px; align-items: flex-start;
}
.ohlc-data { display: flex; flex-direction: column; }
.ohlc-row { display: flex; gap: 0; line-height: 1.6; }
.ohlc-label { width: 14px; text-align: left; color: var(--c-text-muted); }
.ohlc-val { text-align: left; }
.ohlc-dim { color: var(--c-text-muted); font-size: var(--fs-value); }
#ohlc-high { color: rgba(78,204,163,0.6); }
#ohlc-low { color: rgba(233,69,96,0.6); }
.ohlc-spacer { height: var(--sp-xs); }

.tool-buttons { display: flex; flex-direction: row; gap: 4px; pointer-events: auto; align-items: flex-start; }
.tool-col { display: flex; flex-direction: column; gap: var(--sp-xs); }
.ruler-btn {
    width: 28px; height: 28px; padding: 0; flex-shrink: 0;
    background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06);
    border-radius: 4px; font-size: 14px; cursor: pointer; pointer-events: auto;
    display: flex; align-items: center; justify-content: center;
    color: var(--c-text-muted); transition: all var(--t-fast); line-height: 28px; text-align: center;
}
.ruler-btn:hover { background: rgba(255,255,255,0.08); color: var(--c-text-secondary); }
.ruler-btn.active { background: rgba(233,69,96,0.2); border-color: var(--c-loss); color: #fff; }

/* Tool separator */
.tool-sep { height: 1px; background: rgba(255,255,255,0.06); margin: 2px 4px; }

/* Magnet — 4 states via opacity: off / weak / medium / strong */
#tool-btn-magnet { font-size: 16px; }
#tool-btn-magnet[data-mag="0"] { opacity: 0.2; filter: grayscale(1); }
#tool-btn-magnet[data-mag="1"] { opacity: 0.45; filter: grayscale(0.4); }
#tool-btn-magnet[data-mag="2"] { opacity: 0.75; filter: none; }
#tool-btn-magnet[data-mag="3"] { opacity: 1; filter: drop-shadow(0 0 4px rgba(78,204,163,0.7)); border-color: rgba(78,204,163,0.4) !important; background: rgba(78,204,163,0.08) !important; }

.ruler-info {
    position: absolute; z-index: 9; padding: 6px 10px;
    background: rgba(18,18,42,0.95); border: 1px solid var(--c-border);
    border-radius: 6px; font-size: var(--fs-title);
    color: var(--c-text); white-space: nowrap; pointer-events: none; line-height: 1.6;
}

.line-context-menu {
    position: absolute; z-index: 100;
    background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 6px;
    padding: var(--sp-xs); box-shadow: 0 4px 16px rgba(0,0,0,0.6);
}
.line-context-menu button {
    display: block; width: 100%; padding: 6px 14px; border: none; border-radius: 4px;
    background: transparent; color: var(--c-text); font-size: 12px; cursor: pointer; text-align: left;
    white-space: nowrap; transition: background var(--t-fast);
}
.line-context-menu button:hover { background: rgba(255,255,255,0.05); color: #fff; }

#chart-container.ruler-mode { cursor: crosshair; }
#chart-container.picking { cursor: crosshair; }
#chart-container.dragging { cursor: grabbing; }

/* Tracking line pulse */
line.tracking { animation: line-pulse 2s ease-in-out infinite; }
@keyframes line-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ========================================
   Anchor Points
   ======================================== */
.anchor-point {
    position: fixed; z-index: 900; width: 18px; height: 18px;
    border-radius: 50%; border: 2px solid var(--c-warn);
    background: rgba(245,166,35,0.25); color: var(--c-warn);
    font-size: var(--fs-label); font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    transform: translate(-50%, -50%); cursor: grab;
    transition: transform 0.1s, box-shadow 0.1s; user-select: none;
}
.anchor-point:hover {
    transform: translate(-50%, -50%) scale(1.3);
    box-shadow: 0 0 10px rgba(245,166,35,0.5);
}
.anchor-point.dragging {
    cursor: grabbing; transform: translate(-50%, -50%) scale(1.4);
    box-shadow: 0 0 14px rgba(245,166,35,0.7); background: rgba(245,166,35,0.5);
}
.anchor-point.snapped {
    border-color: var(--c-profit); background: rgba(78,204,163,0.35);
    box-shadow: 0 0 12px rgba(78,204,163,0.6);
}

.magnet-label {
    position: fixed; z-index: 950; padding: 2px var(--sp-sm);
    background: rgba(78,204,163,0.85); color: var(--c-bg);
    font-size: var(--fs-title); font-weight: 600; border-radius: 4px;
    pointer-events: none; white-space: nowrap; transform: translateX(-50%);
}

/* ========================================
   Easter Egg
   ======================================== */
.easter-btn {
    position: fixed; bottom: var(--sp-md); left: var(--sp-md); z-index: 999;
    width: 24px; height: 24px; border-radius: 50%;
    background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.15); font-size: 16px; line-height: 22px; text-align: center;
    cursor: pointer; transition: all var(--t-normal); user-select: none;
}
.easter-btn:hover { background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.3); }
.easter-img {
    position: fixed; bottom: var(--sp-md); left: var(--sp-md); z-index: 998;
    width: 120px; height: auto; border-radius: 12px; cursor: pointer;
}

/* ========================================
   Toasts
   ======================================== */
@keyframes toast-in {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes toast-out {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to { opacity: 0; transform: translateY(10px) scale(0.95); }
}

/* ========================================
   Account button + modal (Phase 1.2)
   ======================================== */
.tb-account {
    display: flex; align-items: center; justify-content: center;
    width: 30px; height: 30px; border-radius: 50%;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: #888; cursor: pointer;
    transition: all var(--t-normal);
    flex-shrink: 0;
    margin-left: 30px;
}
.tb-account:hover { background: rgba(78,204,163,0.1); border-color: rgba(78,204,163,0.3); color: #4ecca3; }

.account-overlay {
    position: fixed; inset: 0; z-index: 1100;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
}
.account-modal {
    position: fixed; top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1101;
    background: #0e0e1e;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 14px;
    width: 360px;
    max-width: calc(100vw - 32px);
    max-height: calc(100vh - 80px);
    overflow-y: auto;
    box-shadow: 0 24px 64px rgba(0,0,0,0.6);
}
.acct-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 20px 0;
}
.acct-title { font-size: 15px; font-weight: 700; color: #fff; }
.acct-close {
    background: none; border: none; color: #555;
    font-size: 20px; cursor: pointer; line-height: 1;
    transition: color var(--t-normal);
}
.acct-close:hover { color: #fff; }

.acct-tabs {
    display: flex; gap: 0; padding: 14px 20px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.acct-tab {
    flex: 1; text-align: center;
    padding: 8px 4px;
    font-size: 12px; font-weight: 600;
    color: #555; cursor: pointer;
    border: none; background: none;
    border-bottom: 2px solid transparent;
    transition: all var(--t-normal);
}
.acct-tab.active { color: #4ecca3; border-bottom-color: #4ecca3; }
.acct-tab:hover:not(.active) { color: #888; }

.acct-pane { display: none; padding: 18px 20px 20px; }
.acct-pane.active { display: block; }

.acct-field { margin-bottom: 12px; }
.acct-field label {
    display: block; font-size: 11px; color: #555;
    margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.5px;
}
.acct-field input, .acct-field select {
    width: 100%;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 7px;
    padding: 9px 12px;
    color: #ddd; font-size: 13px;
    outline: none; transition: border-color var(--t-normal);
    -webkit-appearance: none;
}
.acct-field input:focus, .acct-field select:focus { border-color: rgba(78,204,163,0.4); }
.acct-field select option { background: #0e0e1e; }

.acct-err {
    font-size: 12px; color: #e94560;
    background: rgba(233,69,96,0.08);
    border: 1px solid rgba(233,69,96,0.2);
    border-radius: 6px; padding: 8px 10px;
    margin: 8px 0; display: none;
}
.acct-ok {
    font-size: 12px; color: #4ecca3;
    background: rgba(78,204,163,0.08);
    border: 1px solid rgba(78,204,163,0.2);
    border-radius: 6px; padding: 8px 10px;
    margin: 8px 0; display: none;
}
.acct-actions { display: flex; gap: 8px; margin-top: 16px; }
.acct-btn-save {
    flex: 1; background: #4ecca3; color: #000;
    border: none; border-radius: 7px; padding: 9px;
    font-size: 13px; font-weight: 700; cursor: pointer;
    transition: opacity var(--t-normal);
}
.acct-btn-save:hover { opacity: 0.85; }
.acct-btn-save:disabled { opacity: 0.4; cursor: default; }
.acct-btn-logout {
    padding: 9px 14px; border-radius: 7px;
    background: rgba(233,69,96,0.1);
    border: 1px solid rgba(233,69,96,0.2);
    color: #e94560; font-size: 13px; font-weight: 600;
    cursor: pointer; transition: all var(--t-normal);
}
.acct-btn-logout:hover { background: rgba(233,69,96,0.2); }

.acct-api-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(78,204,163,0.08);
    border: 1px solid rgba(78,204,163,0.2);
    border-radius: 7px; padding: 10px 14px;
    font-size: 13px; color: #4ecca3;
    margin-bottom: 12px; width: 100%;
}
.acct-btn-replace {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 7px; padding: 8px 14px;
    color: #888; font-size: 12px; cursor: pointer;
    transition: all var(--t-normal); margin-bottom: 4px;
}
.acct-btn-replace:hover { border-color: rgba(255,255,255,0.2); color: #ccc; }
.acct-hint { font-size: 11px; color: #444; line-height: 1.6; margin: 8px 0; }

.acct-tg-status {
    font-size: 12px; padding: 8px 0; color: #555;
}
.acct-tg-status.connected { color: #4ecca3; }

.acct-pw-wrap { position: relative; }
.acct-pw-wrap input { padding-right: 36px; }
.acct-pw-eye {
    position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
    cursor: pointer; color: #333; font-size: 14px;
    transition: color var(--t-normal); user-select: none; line-height: 1;
}
.acct-pw-eye:hover { color: #777; }

/* Activation banner */
.activation-banner {
    background: rgba(245,166,35,0.12);
    border-bottom: 1px solid rgba(245,166,35,0.3);
    padding: 7px 16px;
    font-size: 11px; color: #f5a623;
    display: flex; align-items: center; justify-content: center; gap: 12px;
    flex-shrink: 0;
}
.activation-link {
    color: #f5a623; font-weight: 700; text-decoration: none;
    border: 1px solid rgba(245,166,35,0.4); border-radius: 4px;
    padding: 2px 8px; transition: all 0.2s;
}
.activation-link:hover { background: rgba(245,166,35,0.15); }

.tt-activation-warn {
    flex: 1; text-align: center;
    font-size: 10px; color: #f5a623;
}
.tt-activation-link {
    color: #f5a623; font-weight: 700; text-decoration: underline;
}
.tt-activation-link:hover { color: #ffc55a; }