/**
 * OptionFinder - Chart Modal Styles
 * 
 * Modal-Overlay für Symbol-Detailansicht aus dem Scanner
 * 
 * @package OptionFinder_Member_Area
 * @version 3.5.0
 * @since 3.5.0 - IV durch OI ersetzt, Grid für Prämie-Spalte angepasst
 * @since 3.4.1 - Einheitliche Schriftgröße 0.65rem
 * @since 3.4.0 - 7 Spalten Layout
 * @since 3.0.0 - Lightweight Charts Container Styles
 */

/* ===================================================
   CSS VARIABLEN - CHART MODAL
   =================================================== */
:root {
    /* Light Mode (Default) */
    --chart-bg: #ffffff;
    --chart-bg-card: #f8fafc;
    --chart-bg-section: #f1f5f9;
    --chart-bg-hover: #e2e8f0;
    --chart-border: #e2e8f0;
    --chart-text: #1e293b;
    --chart-text-muted: #64748b;
    --chart-text-light: #94a3b8;
    
    /* Accent Colors */
    --chart-primary: #14b8a6;
    --chart-success: #22c55e;
    --chart-warning: #f59e0b;
    --chart-danger: #ef4444;
    --chart-blue: #3b82f6;
    --chart-purple: #8b5cf6;
    --chart-pink: #ec4899;
    --chart-cyan: #06b6d4;
    --chart-orange: #f97316;
    
    /* Option Colors (Stillhalter-Perspektive) */
    --chart-put-color: #22c55e;      /* PUT = Grün (bullish) */
    --chart-call-color: #f97316;     /* CALL = Orange (bearish) */
    
    /* ITM/OTM */
    --chart-itm-bg: rgba(251, 191, 36, 0.12);
    --chart-otm-bg: transparent;
    
    /* Candles */
    --chart-candle-green: #22c55e;
    --chart-candle-red: #ef4444;
}

/* Dark Mode */
[data-theme="dark"] {
    --chart-bg: #0f172a;
    --chart-bg-card: #1e293b;
    --chart-bg-section: #334155;
    --chart-bg-hover: #475569;
    --chart-border: #475569;
    --chart-text: #e2e8f0;
    --chart-text-muted: #94a3b8;
    --chart-text-light: #64748b;
    --chart-itm-bg: rgba(251, 191, 36, 0.15);
}

/* ===================================================
   MODAL OVERLAY
   =================================================== */
.chart-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2147483647;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.chart-modal-overlay.visible {
    opacity: 1;
    visibility: visible;
}

/* ===================================================
   MODAL CONTAINER
   =================================================== */
.chart-modal {
    position: relative;
    background: var(--chart-bg);
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    /* Standard: 75% Breite. Wird per JS auf "75% + 130px" erweitert wenn die
       Bell-Curve aktiv ist (siehe ofma-bell-curve-active Klasse weiter unten). */
    width: 75%;
    height: 85vh;
    min-width: 600px;
    min-height: 600px;
    max-width: 98%;
    max-height: 95vh;
    overflow: auto;
    display: flex;
    flex-direction: column;
    transform: scale(0.95) translateY(20px);
    transition: transform 0.25s ease;
    /* Resizable - ziehe an der unteren rechten Ecke */
    resize: both;
}

/* Wenn Bell-Curve aktiv: Modal um 130px breiter (Glocke + Labels), Chart-Container
   bekommt gleiche 130px padding-right damit Chart und Indikatoren NICHT mit-wachsen.
   Die Glocke wird absolut in dieses padding-right gerendert. */
.chart-modal.ofma-bell-curve-active {
    width: calc(75% + 130px);
}
.chart-modal.ofma-bell-curve-active #chart-modal-container {
    padding-right: 130px;
}

.chart-modal-overlay.visible .chart-modal {
    transform: scale(1) translateY(0);
}

/* ===================================================
   MODAL HEADER
   =================================================== */
.chart-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--chart-border);
    background: linear-gradient(135deg, var(--chart-bg-card) 0%, var(--chart-bg) 100%);
    flex-shrink: 0;
}

.chart-modal__symbol-info {
    display: flex;
    align-items: center;
}

.chart-modal__symbol-block {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.chart-modal__ticker {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--chart-text);
}

.chart-modal__name {
    font-size: 0.8125rem;
    color: var(--chart-text-muted);
}

.chart-modal__header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chart-modal__price-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.125rem;
}

.chart-modal__price {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--chart-text);
}

.chart-modal__change {
    font-size: 0.8125rem;
    font-weight: 500;
}

.chart-modal__change.positive {
    color: var(--chart-success);
}

.chart-modal__change.negative {
    color: var(--chart-danger);
}

.chart-modal__events {
    display: flex;
    gap: 0.75rem;
    margin-left: auto;
}

.chart-modal__event {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    background: var(--chart-bg-card);
    border: 1px solid var(--chart-border);
}

.chart-modal__event-icon {
    font-size: 0.8rem;
}

.chart-modal__event-label {
    color: var(--chart-text-muted);
}

.chart-modal__event-value {
    font-weight: 600;
    color: var(--chart-text);
}

.chart-modal__controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chart-modal__theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.65rem;
    color: var(--chart-text-muted);
}

/* Header Buttons Container (Speichern, Standard, Schließen) */
.chart-modal__header-buttons {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

/* Einheitliche Icon-Buttons */
.chart-modal__btn-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: 1px solid var(--chart-border);
    background: var(--chart-bg-card);
    color: var(--chart-text-muted);
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.chart-modal__btn-icon:hover {
    background: var(--chart-primary);
    border-color: var(--chart-primary);
    color: white;
}

.chart-modal__btn-icon:active {
    transform: scale(0.95);
}

/* Schließen-Button speziell */
.chart-modal__btn-close {
    font-size: 1.3rem;
    font-weight: 300;
}

.chart-modal__btn-close:hover {
    background: var(--chart-danger);
    border-color: var(--chart-danger);
    color: white;
}

/* ===================================================
   MODAL BODY
   =================================================== */
.chart-modal__body {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

/* Main Content Grid (Desktop) - mit Splitter */
.chart-modal__main {
    display: grid;
    grid-template-columns: 1fr 8px 1fr;
    gap: 0;
    border-bottom: 1px solid var(--chart-border);
    flex: 1;
    min-height: 500px;
    overflow: hidden;
}

/* Splitter - ziehbare Trennlinie */
.chart-modal__splitter {
    background: var(--chart-border);
    cursor: col-resize;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease;
    position: relative;
}

.chart-modal__splitter:hover,
.chart-modal-overlay.dragging .chart-modal__splitter {
    background: var(--chart-primary);
}

.chart-modal__splitter-handle {
    width: 4px;
    height: 40px;
    background: var(--chart-text-muted);
    border-radius: 2px;
    opacity: 0.5;
    transition: opacity 0.15s ease;
}

.chart-modal__splitter:hover .chart-modal__splitter-handle,
.chart-modal-overlay.dragging .chart-modal__splitter-handle {
    opacity: 1;
    background: white;
}

/* Dragging State */
.chart-modal-overlay.dragging {
    cursor: col-resize !important;
}

.chart-modal-overlay.dragging * {
    cursor: col-resize !important;
    user-select: none !important;
}

/* ===================================================
   CHART SECTION (Left)
   =================================================== */
.chart-modal__chart-section {
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    min-height: 0;
    height: 100%;
    overflow: hidden;
}

.chart-modal__chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    flex-shrink: 0;
}

.chart-modal__chart-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--chart-text);
}

.chart-modal__chart-controls {
    display: flex;
    gap: 0.5rem;
}

/* Toggle Button Group */
.chart-modal__toggle-group {
    display: flex;
    background: var(--chart-bg-section);
    border-radius: 8px;
    padding: 3px;
    gap: 2px;
}

.chart-modal__toggle-btn {
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    border: none;
    background: transparent;
    color: var(--chart-text-muted);
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.chart-modal__toggle-btn.active {
    background: var(--chart-primary);
    color: white;
}

/* Chart Container - für Lightweight Charts */
.chart-modal__chart-container {
    background: var(--chart-bg-card);
    border-radius: 10px;
    border: 1px solid var(--chart-border);
    padding: 0;
    min-height: 250px;
    flex: 3;
    width: 100%;
    overflow: hidden;
    position: relative;
}

/* Lightweight Charts füllt Container */
.chart-modal__chart-container > div {
    width: 100% !important;
    height: 100% !important;
    min-height: 250px;
}

/* TV Chart Canvas */
.chart-modal__chart-container canvas {
    display: block;
}

/* Chart Legend */
.chart-modal__chart-legend {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.15rem;
    margin-top: 0.4rem;
    padding-top: 0.4rem;
    border-top: 1px solid var(--chart-border);
}

.chart-modal__legend-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.35rem;
    border-radius: 4px;
    cursor: pointer;
    user-select: none;
    transition: all 0.15s ease;
}

.chart-modal__legend-item:hover {
    background: var(--chart-bg-hover);
}

.chart-modal__legend-item.inactive {
    opacity: 0.4;
    background: var(--chart-bg-section);
}

.chart-modal__legend-line {
    width: 16px;
    height: 2px;
}

.chart-modal__legend-line.dashed {
    background: repeating-linear-gradient(90deg, currentColor 0, currentColor 3px, transparent 3px, transparent 6px);
}

.chart-modal__legend-label {
    font-size: 0.6rem;
    color: var(--chart-text);
    font-weight: 500;
}

/* Metrics Grid */
.chart-modal__metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.4rem;
    margin-top: 0.6rem;
    flex-shrink: 0;
}

.chart-modal__metric {
    background: var(--chart-bg-card);
    border-radius: 8px;
    border: 1px solid var(--chart-border);
    padding: 0.4rem;
    text-align: center;
}

.chart-modal__metric-label {
    font-size: 0.55rem;
    color: var(--chart-text-muted);
    margin-bottom: 0.15rem;
}

.chart-modal__metric-value {
    font-size: 0.85rem;
    font-weight: 700;
}

.chart-modal__metric-sub {
    font-size: 0.5rem;
    color: var(--chart-text-muted);
}

/* ===================================================
   LEFT SP STILLHALTER SECTION (under metrics)
   =================================================== */
.chart-modal__left-sp {
    flex: 2;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--chart-bg-card);
    border-radius: 10px;
    border: 1px solid var(--chart-border);
    margin-top: 0.4rem;
    min-height: 120px;
}

.chart-modal__left-sp-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.3rem 0.5rem;
    background: var(--chart-bg-section);
    border-bottom: 1px solid var(--chart-border);
    flex-shrink: 0;
}

.chart-modal__left-sp-filters {
    font-size: 0.6rem;
    color: var(--chart-text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chart-modal__left-sp-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.chart-modal__left-sp-count {
    font-size: 0.6rem;
    color: var(--chart-text-muted);
    white-space: nowrap;
}

.chart-modal__left-sp-body {
    flex: 1;
    overflow-y: auto;
    min-height: 0;
}

/* Left SP Scrollbar */
.chart-modal__left-sp-body::-webkit-scrollbar {
    width: 8px;
}

.chart-modal__left-sp-body::-webkit-scrollbar-track {
    background: var(--chart-bg-card);
    border-radius: 4px;
}

.chart-modal__left-sp-body::-webkit-scrollbar-thumb {
    background: var(--chart-border);
    border-radius: 4px;
}

.chart-modal__left-sp-body::-webkit-scrollbar-thumb:hover {
    background: var(--chart-text-muted);
}

/* Left SP Row selectable */
#left-sp-body .chart-modal__sp-row {
    cursor: pointer;
}

#left-sp-body .chart-modal__sp-row:hover {
    background: rgba(34, 197, 94, 0.06);
}

.chart-modal__sp-row--selected {
    background: rgba(34, 197, 94, 0.12) !important;
    box-shadow: inset 3px 0 0 #22c55e;
}

/* ===================================================
   OPTIONS CHAIN SECTION (Right)
   =================================================== */
.chart-modal__chain-section {
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.chart-modal__chain-container {
    background: var(--chart-bg-card);
    border-radius: 10px;
    border: 1px solid var(--chart-border);
    overflow: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

/* Chain Header */
.chart-modal__chain-header {
    padding: 0.6rem 0.75rem;
    background: var(--chart-bg-section);
    border-bottom: 1px solid var(--chart-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chart-modal__chain-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--chart-text);
}

.chart-modal__chain-metrics {
    display: flex;
    gap: 0.75rem;
    font-size: 0.65rem;
}

.chart-modal__chain-metric-label {
    color: var(--chart-text-muted);
}

.chart-modal__chain-metric-value {
    font-weight: 600;
}

/* Expiration Tabs */
.chart-modal__exp-tabs {
    padding: 0.4rem 0.5rem;
    background: var(--chart-bg-section);
    border-bottom: 1px solid var(--chart-border);
    display: flex;
    gap: 0.25rem;
    overflow-x: auto;
}

.chart-modal__exp-tab {
    padding: 0.3rem 0.5rem;
    border-radius: 6px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--chart-text-muted);
    font-size: 0.65rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.15s ease;
}

.chart-modal__exp-tab.active {
    border-color: var(--chart-primary);
    background: rgba(20, 184, 166, 0.1);
    color: var(--chart-primary);
    font-weight: 600;
}

.chart-modal__exp-tab-dte {
    display: block;
    font-size: 0.55rem;
    opacity: 0.7;
}

/* Chain Table Headers */
.chart-modal__chain-columns {
    display: grid;
    grid-template-columns: 1fr 50px 1fr;
    background: var(--chart-bg-section);
    border-bottom: 1px solid var(--chart-border);
    font-size: 0.65rem;
    font-weight: 600;
}

.chart-modal__chain-col-calls {
    padding: 0.4rem;
    text-align: center;
    color: var(--chart-call-color);
    border-right: 1px solid var(--chart-border);
}

.chart-modal__chain-col-strike {
    padding: 0.4rem;
    text-align: center;
    color: var(--chart-text-muted);
}

.chart-modal__chain-col-puts {
    padding: 0.4rem;
    text-align: center;
    color: var(--chart-put-color);
    border-left: 1px solid var(--chart-border);
}

/* ===================================================
   CHAIN TAB SWITCHER (Optionskette / SP Short Put)
   =================================================== */
.chart-modal__chain-tabs {
    display: flex;
    gap: 0;
    padding: 0 0.5rem;
    background: var(--chart-bg-section);
    border-bottom: 1px solid var(--chart-border);
}

.chart-modal__chain-tab {
    padding: var(--ofma-btn-padding, 0.5rem 1rem);
    min-width: var(--ofma-btn-min-width, 120px);
    border: none;
    background: transparent;
    color: var(--chart-text-muted);
    font-size: var(--ofma-btn-font-size, 0.75rem);
    font-weight: var(--ofma-btn-font-weight, 600);
    cursor: pointer;
    position: relative;
    transition: color 0.15s ease;
    white-space: nowrap;
    text-align: center;
}

.chart-modal__chain-tab:hover {
    color: var(--chart-text);
}

.chart-modal__chain-tab.active {
    color: var(--chart-primary);
}

.chart-modal__chain-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.25rem;
    right: 0.25rem;
    height: 2px;
    background: var(--chart-primary);
    border-radius: 1px 1px 0 0;
}

/* Chain View Wrapper */
.chart-modal__chain-view {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

/* ===================================================
   SP SHORT PUT TABLE
   =================================================== */
/* SP Toolbar */
.chart-modal__sp-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.35rem 0.5rem;
    background: var(--chart-bg-section);
    border-bottom: 1px solid var(--chart-border);
}

.chart-modal__sp-toolbar-info {
    font-size: 0.6rem;
    color: var(--chart-text-muted);
}

.chart-modal__sp-columns-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border: 1px solid var(--chart-border);
    border-radius: 6px;
    background: var(--chart-bg);
    color: var(--chart-text-muted);
    font-size: 0.65rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.chart-modal__sp-columns-btn:hover {
    border-color: var(--chart-purple);
    color: var(--chart-purple);
}

.chart-modal__sp-body {
    flex: 1;
    overflow-y: auto;
    min-height: 200px;
}

.chart-modal__sp-table {
    width: 100%;
}

.chart-modal__sp-header {
    display: grid;
    gap: 2px;
    padding: 0.4rem 0.3rem;
    background: var(--chart-bg-section);
    border-bottom: 1px solid var(--chart-border);
    position: sticky;
    top: 0;
    z-index: 1;
}

.chart-modal__sp-th {
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--chart-text-muted);
    text-align: left;
    padding: 0.15rem 0.1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chart-modal__sp-row {
    display: grid;
    gap: 2px;
    padding: 0.35rem 0.3rem;
    border-bottom: 1px solid var(--chart-border);
    transition: background 0.1s ease;
    align-items: center;
}

.chart-modal__sp-row:hover {
    background: var(--chart-bg-hover);
}

.chart-modal__sp-td {
    font-size: 0.65rem;
    text-align: left;
    color: var(--chart-text);
    padding: 0.1rem 0.1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chart-modal__sp-th[data-col="moneyness"],
.chart-modal__sp-td[data-col="moneyness"] {
    text-align: right;
}

.chart-modal__sp-td small {
    font-size: 0.55rem;
    color: var(--chart-text-muted);
}

/* Score Badge */
.chart-modal__sp-score {
    display: inline-block;
    padding: 0.15rem 0.35rem;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 700;
    min-width: 28px;
    text-align: center;
}

.chart-modal__sp-score--high {
    background: rgba(34, 197, 94, 0.15);
    color: var(--chart-success);
}

.chart-modal__sp-score--mid {
    background: rgba(245, 158, 11, 0.15);
    color: var(--chart-warning);
}

.chart-modal__sp-score--low {
    background: rgba(239, 68, 68, 0.15);
    color: var(--chart-danger);
}


/* SP Scrollbar */
.chart-modal__sp-body::-webkit-scrollbar {
    width: 8px;
}

.chart-modal__sp-body::-webkit-scrollbar-track {
    background: var(--chart-bg-card);
    border-radius: 4px;
}

.chart-modal__sp-body::-webkit-scrollbar-thumb {
    background: var(--chart-border);
    border-radius: 4px;
}

.chart-modal__sp-body::-webkit-scrollbar-thumb:hover {
    background: var(--chart-text-muted);
}

/* SP Column Modal: reuses .options-column-modal classes from aktien-scanner.css */

/* Chain Sub-Headers - 7 Spalten */
.chart-modal__chain-subheader {
    display: grid;
    grid-template-columns: 1fr 50px 1fr;
    background: rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid var(--chart-border);
    font-size: 0.65rem;
    color: var(--chart-text-muted);
}

[data-theme="dark"] .chart-modal__chain-subheader {
    background: rgba(0, 0, 0, 0.2);
}

.chart-modal__chain-subheader-calls,
.chart-modal__chain-subheader-puts {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr 0.8fr 0.7fr 0.7fr 0.6fr 0.8fr;
    padding: 0.25rem 0.2rem;
    gap: 0.05rem;
}

.chart-modal__chain-subheader-calls {
    border-right: 1px solid var(--chart-border);
}

.chart-modal__chain-subheader-puts {
    border-left: 1px solid var(--chart-border);
}

/* Chain Body (Scrollable) */
.chart-modal__chain-body {
    flex: 1;
    overflow-y: auto;
    min-height: 300px;
}

/* Chain Row */
.chart-modal__chain-row {
    display: grid;
    grid-template-columns: 1fr 50px 1fr;
    border-bottom: 1px solid var(--chart-border);
}

/* Chain Cells - 7 Spalten: Bid, Ask, OI, Theta, Delta, Vol, Prämie/Tag */
.chart-modal__chain-calls,
.chart-modal__chain-puts {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr 0.8fr 0.7fr 0.7fr 0.6fr 0.8fr;
    padding: 0.3rem 0.2rem;
    cursor: pointer;
    transition: all 0.1s ease;
    align-items: center;
    font-size: 0.65rem;
}

.chart-modal__chain-calls {
    border-right: 1px solid var(--chart-border);
    border-left: 3px solid transparent;
}

.chart-modal__chain-puts {
    border-left: 1px solid var(--chart-border);
    border-right: 3px solid transparent;
}

.chart-modal__chain-calls.itm,
.chart-modal__chain-puts.itm {
    background: var(--chart-itm-bg);
}

.chart-modal__chain-calls.selected {
    background: rgba(249, 115, 22, 0.25);
    border-left-color: var(--chart-call-color);
}

.chart-modal__chain-puts.selected {
    background: rgba(34, 197, 94, 0.25);
    border-right-color: var(--chart-put-color);
}

/* Chain Cell Values - Einheitliche Schriftgröße 0.65rem */
.chart-modal__chain-bid {
    font-weight: 600;
}

.chart-modal__chain-calls .chart-modal__chain-bid {
    color: var(--chart-call-color);
}

.chart-modal__chain-puts .chart-modal__chain-bid {
    color: var(--chart-put-color);
}

.chart-modal__chain-ask {
    color: var(--chart-text-muted);
}

.chart-modal__chain-oi {
    color: var(--chart-blue);
}

.chart-modal__chain-theta {
    color: var(--chart-success);
}

.chart-modal__chain-delta {
    color: var(--chart-text-muted);
}

.chart-modal__chain-vol {
    color: var(--chart-text-light);
}

.chart-modal__chain-daily-prem {
    font-weight: 500;
    color: var(--chart-success);
}

.chart-modal__chain-strike {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--chart-bg-section);
    font-weight: 600;
    font-size: 0.65rem;
    color: var(--chart-text);
}

/* Price Line - Aktueller Aktienkurs */
.chart-modal__chain-price-line {
    display: grid;
    grid-template-columns: 1fr 60px 1fr;
    position: relative;
    height: 1px;
    margin: 2px 0;
}

.chart-modal__chain-price-line-left,
.chart-modal__chain-price-line-right {
    background: #1e293b;
    height: 1px;
}

[data-theme="dark"] .chart-modal__chain-price-line-left,
[data-theme="dark"] .chart-modal__chain-price-line-right {
    background: #e2e8f0;
}

.chart-modal__chain-price-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--chart-text);
    color: var(--chart-bg);
    font-weight: 700;
    font-size: 0.65rem;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    margin-top: -8px;
    margin-bottom: -8px;
    z-index: 1;
}

[data-theme="dark"] .chart-modal__chain-price-badge {
    background: #e2e8f0;
    color: #1e293b;
}

/* Sigma Toggle Button */
.chart-modal__chain-toggle-sigma {
    background: var(--chart-bg-section);
    border: 1px solid var(--chart-border);
    border-radius: 4px;
    padding: 0.2rem 0.5rem;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--chart-text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
    margin-left: 0.5rem;
}

.chart-modal__chain-toggle-sigma:hover {
    background: var(--chart-bg-hover);
    color: var(--chart-text);
}

.chart-modal__chain-toggle-sigma.active {
    background: var(--chart-purple);
    border-color: var(--chart-purple);
    color: white;
}

/* Sigma Lines (Standardabweichung) */
.chart-modal__chain-sigma-line {
    display: grid;
    grid-template-columns: 1fr 70px 1fr;
    position: relative;
    height: 1px;
    margin: 1px 0;
}

.chart-modal__chain-sigma-line-left,
.chart-modal__chain-sigma-line-right {
    height: 1px;
}

.chart-modal__chain-sigma-line.sigma-1 .chart-modal__chain-sigma-line-left,
.chart-modal__chain-sigma-line.sigma-1 .chart-modal__chain-sigma-line-right {
    background: var(--chart-purple);
    opacity: 0.6;
}

.chart-modal__chain-sigma-line.sigma-2 .chart-modal__chain-sigma-line-left,
.chart-modal__chain-sigma-line.sigma-2 .chart-modal__chain-sigma-line-right {
    background: var(--chart-blue);
    opacity: 0.4;
}

.chart-modal__chain-sigma-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.65rem;
    padding: 0.15rem 0.3rem;
    border-radius: 3px;
    margin-top: -7px;
    margin-bottom: -7px;
    z-index: 1;
}

.chart-modal__chain-sigma-line.sigma-1 .chart-modal__chain-sigma-badge {
    background: rgba(139, 92, 246, 0.2);
    color: var(--chart-purple);
    border: 1px solid var(--chart-purple);
}

.chart-modal__chain-sigma-line.sigma-2 .chart-modal__chain-sigma-badge {
    background: rgba(59, 130, 246, 0.15);
    color: var(--chart-blue);
    border: 1px solid var(--chart-blue);
}

/* Chain Legend */
.chart-modal__chain-legend {
    padding: 0.4rem 0.5rem;
    border-top: 1px solid var(--chart-border);
    display: flex;
    justify-content: center;
    gap: 1rem;
    font-size: 0.65rem;
    color: var(--chart-text-muted);
}

.chart-modal__chain-legend-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.chart-modal__chain-legend-box {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.chart-modal__chain-legend-box.itm {
    background: var(--chart-itm-bg);
    border: 1px solid var(--chart-warning);
}

.chart-modal__chain-legend-box.otm {
    background: var(--chart-bg);
    border: 1px solid var(--chart-border);
}

.chart-modal__chain-legend-line {
    width: 20px;
    height: 2px;
    background: var(--chart-text);
    border-radius: 1px;
}

[data-theme="dark"] .chart-modal__chain-legend-line {
    background: #e2e8f0;
}

/* ===================================================
   BOTTOM SECTION
   =================================================== */
.chart-modal__bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--chart-bg-section);
    border-top: 1px solid var(--chart-border);
}

/* Alarms Section */
.chart-modal__alarms {
    background: var(--chart-bg-card);
    border-radius: 10px;
    border: 1px solid var(--chart-border);
    padding: 0.75rem;
}

.chart-modal__alarms-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--chart-text);
    margin-bottom: 0.5rem;
}

.chart-modal__alarm-list {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.chart-modal__alarm-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.4rem 0.5rem;
    background: var(--chart-bg-section);
    border-radius: 6px;
    border: 1px solid var(--chart-border);
    cursor: pointer;
    font-size: 0.7rem;
    transition: all 0.15s ease;
}

.chart-modal__alarm-item:hover {
    border-color: var(--chart-primary);
}

.chart-modal__alarm-item.active {
    background: rgba(20, 184, 166, 0.1);
    border-color: var(--chart-primary);
}

.chart-modal__alarm-info {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.chart-modal__alarm-symbol {
    font-weight: 700;
    color: var(--chart-text);
}

.chart-modal__alarm-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Pro Features Section */
.chart-modal__pro-features {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.chart-modal__feature-box {
    background: var(--chart-bg-card);
    border-radius: 8px;
    border: 1px solid var(--chart-border);
    padding: 0.6rem;
    position: relative;
    transition: all 0.15s ease;
}

.chart-modal__feature-box.locked {
    cursor: pointer;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.08), rgba(59, 130, 246, 0.08));
    border-color: rgba(139, 92, 246, 0.25);
}

.chart-modal__feature-box.locked:hover {
    border-color: rgba(139, 92, 246, 0.5);
}

.chart-modal__feature-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.chart-modal__feature-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--chart-text);
    margin-bottom: 0.2rem;
}

.chart-modal__feature-desc {
    font-size: 0.6rem;
    color: var(--chart-text-muted);
}

.chart-modal__feature-lock {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.55rem;
    color: var(--chart-purple);
    font-weight: 500;
    white-space: nowrap;
}

.chart-modal__feature-lock-icon {
    font-size: 0.7rem;
}

/* Action Buttons */
.chart-modal__actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.chart-modal__btn {
    flex: 1;
    padding: 0.6rem;
    border-radius: 8px;
    border: none;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
}

.chart-modal__btn-primary {
    background: var(--chart-primary);
    color: white;
}

.chart-modal__btn-primary:hover {
    background: #0d9488;
}

.chart-modal__btn-secondary {
    background: var(--chart-bg-card);
    border: 1px solid var(--chart-border);
    color: var(--chart-text);
}

.chart-modal__btn-secondary:hover {
    background: var(--chart-bg-hover);
}

/* ===================================================
   MODAL FOOTER
   =================================================== */
.chart-modal__footer {
    padding: 0.6rem 1rem;
    border-top: 1px solid var(--chart-border);
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 0.5rem;
}

/* Footer Button Group */
.chart-modal__footer-buttons {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Basis-Style für alle Footer-Buttons - zentrale Variablen */
.chart-modal__footer-btn,
.chart-modal__close-btn {
    min-width: var(--ofma-btn-min-width, 120px);
    padding: var(--ofma-btn-padding, 0.5rem 1rem);
    border-radius: var(--ofma-radius-md, 8px);
    border: 1px solid var(--chart-border);
    background: var(--chart-bg-card);
    color: var(--chart-text);
    font-size: var(--ofma-btn-font-size, 0.75rem);
    font-weight: var(--ofma-btn-font-weight, 600);
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    text-align: center;
}

.chart-modal__footer-btn:hover,
.chart-modal__close-btn:hover {
    background: var(--chart-bg-hover);
}

/* Speichern Button - Primary Style */
.chart-modal__footer-btn--save {
    background: var(--chart-primary);
    border-color: var(--chart-primary);
    color: white;
}

.chart-modal__footer-btn--save:hover {
    background: #0d9488;
    border-color: #0d9488;
}

/* Default Button - Secondary Style */
.chart-modal__footer-btn--default {
    background: var(--chart-bg-section);
    border-color: var(--chart-border);
    color: var(--chart-text-muted);
}

.chart-modal__footer-btn--default:hover {
    background: var(--chart-bg-hover);
    color: var(--chart-text);
}

/* ===================================================
   BADGES
   =================================================== */
.chart-modal__badge {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.4rem;
    border-radius: 12px;
    font-size: 0.6rem;
    font-weight: 600;
}

.chart-modal__badge.put {
    background: rgba(34, 197, 94, 0.15);
    color: var(--chart-put-color);
}

.chart-modal__badge.call {
    background: rgba(249, 115, 22, 0.15);
    color: var(--chart-call-color);
}

.chart-modal__badge.alarm {
    background: rgba(245, 158, 11, 0.15);
    color: var(--chart-warning);
}

/* ===================================================
   TOGGLE SWITCH (Chart Type)
   =================================================== */
.chart-modal__chart-type-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-right: 1.5rem;
}

.chart-modal__toggle-label {
    font-size: 0.75rem;
    color: var(--chart-text-muted);
    font-weight: 500;
}

.chart-modal__switch {
    width: 36px;
    height: 20px;
    border-radius: 10px;
    background: var(--chart-bg-section);
    border: 1px solid var(--chart-border);
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
}

.chart-modal__switch.active {
    background: var(--chart-bg-card);
    border-color: var(--chart-border);
}

.chart-modal__switch-knob {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--chart-text-muted);
    position: absolute;
    top: 1px;
    left: 1px;
    transition: left 0.2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.chart-modal__switch.active .chart-modal__switch-knob {
    left: 17px;
}

/* ===================================================
   TIMEFRAME TABS (mit Unterstrich)
   =================================================== */
.chart-modal__timeframe-tabs {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.chart-modal__timeframe-tab {
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--chart-text-muted);
    cursor: pointer;
    position: relative;
    transition: color 0.2s ease;
}

.chart-modal__timeframe-tab:hover {
    color: var(--chart-text);
}

.chart-modal__timeframe-tab.active {
    color: var(--chart-primary);
}

.chart-modal__timeframe-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--chart-primary);
    border-radius: 1px;
}

/* ===================================================
   SCROLLBAR STYLING
   =================================================== */
.chart-modal__chain-body::-webkit-scrollbar {
    width: 8px;
}

.chart-modal__chain-body::-webkit-scrollbar-track {
    background: var(--chart-bg-card);
    border-radius: 4px;
}

.chart-modal__chain-body::-webkit-scrollbar-thumb {
    background: var(--chart-border);
    border-radius: 4px;
}

.chart-modal__chain-body::-webkit-scrollbar-thumb:hover {
    background: var(--chart-text-muted);
}

/* ===================================================
   RESPONSIVE - TABLET (768px - 1200px)
   =================================================== */
@media (max-width: 1200px) {
    .chart-modal {
        max-width: 95%;
    }
    
    .chart-modal__main {
        grid-template-columns: 1fr;
    }
    
    .chart-modal__chart-section {
        border-right: none;
        border-bottom: 1px solid var(--chart-border);
    }
    
    .chart-modal__bottom {
        grid-template-columns: 1fr;
    }
}

/* ===================================================
   RESPONSIVE - MOBILE (<768px)
   =================================================== */
@media (max-width: 768px) {
    .chart-modal-overlay {
        padding: 0;
        align-items: flex-end;
    }
    
    .chart-modal {
        max-width: 100%;
        max-height: 95vh;
        border-radius: 16px 16px 0 0;
    }
    
    /* Header anpassen */
    .chart-modal__header {
        flex-wrap: wrap;
        gap: 0.5rem;
        padding: 0.6rem 0.75rem;
    }
    
    .chart-modal__symbol-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .chart-modal__events {
        display: none; /* Auf Mobile ausblenden */
    }
    
    /* Main: Nur Chart (keine Optionskette) */
    .chart-modal__main {
        grid-template-columns: 1fr;
    }
    
    .chart-modal__chain-section {
        display: none;
    }

    .chart-modal__chain-tabs {
        display: none;
    }

    .chart-modal__left-sp {
        display: none;
    }
    
    .chart-modal__chart-section {
        border-right: none;
    }
    
    /* Metrics 2x2 Grid */
    .chart-modal__metrics {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Bottom: Vertikal gestapelt */
    .chart-modal__bottom {
        grid-template-columns: 1fr;
        gap: 0.5rem;
        padding: 0.5rem;
    }
    
    /* Mobile-spezifische Reihenfolge */
    .chart-modal__bottom {
        display: flex;
        flex-direction: column;
    }
    
    .chart-modal__pro-features {
        order: 1; /* Tech Indikatoren + TWS zuerst */
    }
    
    .chart-modal__alarms {
        order: 2; /* Alarme danach */
    }
    
    /* Buttons */
    .chart-modal__actions {
        flex-direction: column;
    }
    
    /* Footer */
    .chart-modal__footer {
        padding: 0.5rem;
    }
    
    .chart-modal__close-btn {
        width: 100%;
    }
}

/* ===================================================
   LOADING STATE
   =================================================== */
.chart-modal__loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    color: var(--chart-text-muted);
}

.chart-modal__spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--chart-border);
    border-top-color: var(--chart-primary);
    border-radius: 50%;
    animation: chart-spin 0.8s linear infinite;
}

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

/* ===================================================
   EMPTY STATE
   =================================================== */
.chart-modal__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    color: var(--chart-text-muted);
    text-align: center;
}

.chart-modal__empty-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.chart-modal__empty-text {
    font-size: 0.8rem;
}

/* ===================================================
   RESIZE HANDLE
   =================================================== */
.chart-modal::-webkit-resizer {
    background-color: var(--chart-bg-section);
    border: 2px solid var(--chart-border);
    border-radius: 0 0 8px 0;
}

/* ===================================================
   DESIGN B - HEADER MIT LOGO BOX (v2.0.0)
   =================================================== */
.chart-modal__header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chart-modal__logo-box {
    width: 48px;
    height: 48px;
    background: var(--chart-bg-section);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--chart-border);
    flex-shrink: 0;
}

.chart-modal__logo-letter {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--chart-primary);
}

.chart-modal__symbol-block {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.chart-modal__symbol-row {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.chart-modal__exchange {
    font-size: 0.75rem;
    color: var(--chart-text-light);
    font-weight: 500;
}

.chart-modal__header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.chart-modal__price-block {
    text-align: right;
}

.chart-modal__price-block .chart-modal__price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--chart-text);
}

.chart-modal__price-block .chart-modal__change {
    font-size: 0.8125rem;
    margin-top: 0.125rem;
}

.chart-modal__change.positive {
    color: var(--chart-success);
}

.chart-modal__change.negative {
    color: var(--chart-danger);
}

/* ===================================================
   DESIGN B - SEGMENTED BUTTONS (v2.0.0)
   =================================================== */
.chart-modal__segment-group {
    display: flex;
    background: var(--chart-bg);
    border-radius: 6px;
    padding: 2px;
    border: 1px solid var(--chart-border);
}

.chart-modal__segment-btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    border: none;
    background: transparent;
    color: var(--chart-text-muted);
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.chart-modal__segment-btn:hover {
    color: var(--chart-text);
}

.chart-modal__segment-btn.active {
    background: var(--chart-bg-section);
    color: var(--chart-text);
}

/* Timeframe Buttons - hervorgehoben */
.chart-modal__segment-group--tf .chart-modal__segment-btn.active {
    background: var(--chart-primary);
    color: #0f172a;
    font-weight: 600;
}

/* ===================================================
   SVG CHART STYLING (v2.0.0)
   =================================================== */
.chart-modal__svg {
    width: 100%;
    height: 100%;
    display: block;
}

.chart-modal__chart-canvas {
    width: 100%;
    height: 100%;
}