/* Systre EA Tool v4.0 Pro */
:root {
    --c-primary: #6366f1;
    --c-primary-h: #4f46e5;
    --c-success: #10b981;
    --c-danger: #ef4444;
    --c-warning: #f59e0b;
    --c-bg: #f1f5f9;
    --c-card: #fff;
    --c-border: #e2e8f0;
    --c-text: #1e293b;
    --c-muted: #64748b;
    --c-light: #94a3b8;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(0,0,0,.06);
    --shadow-lg: 0 4px 12px rgba(0,0,0,.08);
}

.ea-tool-container { font-family: 'Inter', -apple-system, sans-serif; font-size: 14px; color: var(--c-text); background: var(--c-bg); min-height: 100vh; }
.ea-tool-container * { box-sizing: border-box; margin: 0; padding: 0; }

/* Header */
.ea-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 24px; background: var(--c-card); border-bottom: 1px solid var(--c-border); position: sticky; top: 0; z-index: 100; }
.ea-logo { display: flex; align-items: center; gap: 10px; }
.ea-logo-icon { width: 36px; height: 36px; background: linear-gradient(135deg, var(--c-primary), var(--c-primary-h)); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 12px; }
.ea-logo-text { font-size: 18px; font-weight: 700; }
.ea-logo-text span { color: var(--c-primary); }
.ea-version { font-size: 10px; background: linear-gradient(135deg, var(--c-warning), #d97706); color: #fff; padding: 2px 8px; border-radius: 4px; font-weight: 600; }
.ea-header-actions { display: flex; align-items: center; gap: 6px; }
.ea-divider { width: 1px; height: 24px; background: var(--c-border); margin: 0 8px; }

/* Nav */
.ea-nav { display: flex; gap: 2px; padding: 8px 24px; background: var(--c-card); border-bottom: 1px solid var(--c-border); overflow-x: auto; }
.ea-nav-btn { padding: 10px 20px; border: none; background: none; font-family: inherit; font-size: 14px; font-weight: 500; color: var(--c-muted); cursor: pointer; border-radius: var(--radius-sm); transition: all .15s; white-space: nowrap; }
.ea-nav-btn:hover { background: var(--c-bg); color: var(--c-text); }
.ea-nav-btn.active { background: var(--c-primary); color: #fff; }

/* Main */
.ea-main { padding: 24px; max-width: 1200px; margin: 0 auto; }
.ea-section { display: none; }
.ea-section.active { display: block; }
.ea-section-title { font-size: 13px; font-weight: 600; color: var(--c-muted); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 12px; display: flex; align-items: center; justify-content: space-between; }
.ea-section-actions { display: flex; gap: 8px; }
.ea-subsection-title { font-size: 12px; font-weight: 600; color: var(--c-muted); margin-bottom: 12px; }

/* Cards */
.ea-card { background: var(--c-card); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; box-shadow: var(--shadow); }

/* Grid */
.ea-grid { display: grid; gap: 16px; }
.ea-grid-2 { grid-template-columns: repeat(2, 1fr); }
.ea-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ea-grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .ea-grid-2, .ea-grid-3, .ea-grid-4 { grid-template-columns: 1fr; } }
@media (min-width: 901px) and (max-width: 1100px) { .ea-grid-4 { grid-template-columns: repeat(2, 1fr); } }

/* Fields */
.ea-field { display: flex; flex-direction: column; gap: 6px; }
.ea-field label { font-size: 12px; font-weight: 500; color: var(--c-muted); }
.ea-field input, .ea-field select { width: 100%; padding: 10px 12px; border: 1px solid var(--c-border); border-radius: var(--radius-sm); font-family: inherit; font-size: 14px; background: #fff; transition: all .15s; }
.ea-field input:focus, .ea-field select:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(99,102,241,.1); }
.ea-field-sm { flex: 0 0 auto; }
.ea-field-inline { flex-direction: row; align-items: center; gap: 12px; }
.ea-input-unit { display: flex; align-items: center; gap: 6px; }
.ea-input-unit input { width: 80px; }
.ea-input-unit span { font-size: 12px; color: var(--c-muted); }

/* Buttons */
.ea-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 16px; border: none; border-radius: var(--radius-sm); font-family: inherit; font-size: 13px; font-weight: 500; cursor: pointer; transition: all .15s; background: var(--c-bg); color: var(--c-text); }
.ea-btn:hover { background: var(--c-border); }
.ea-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.ea-btn-primary { background: var(--c-primary); color: #fff; }
.ea-btn-primary:hover { background: var(--c-primary-h); }
.ea-btn-secondary { background: #fff; border: 1px solid var(--c-border); }
.ea-btn-sm { padding: 6px 12px; font-size: 12px; }
.ea-btn-icon { padding: 8px; background: none; }
.ea-btn-icon:hover { background: var(--c-bg); }
.ea-btn-icon-sm { width: 24px; height: 24px; border: none; background: none; color: var(--c-light); cursor: pointer; font-size: 16px; }
.ea-btn-icon-sm:hover { color: var(--c-danger); }
.ea-btn-dashed { border: 1px dashed var(--c-border); background: none; }
.ea-btn-dashed:hover { border-color: var(--c-primary); color: var(--c-primary); background: rgba(99,102,241,.05); }

/* Condition Tabs */
.ea-condition-tabs { display: flex; gap: 4px; margin-bottom: 16px; }
.ea-cond-tab { flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px; padding: 12px; border: 2px solid var(--c-border); background: var(--c-card); font-family: inherit; font-size: 14px; font-weight: 500; color: var(--c-muted); cursor: pointer; border-radius: var(--radius-sm); transition: all .15s; }
.ea-cond-tab:first-child { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.ea-cond-tab:last-child { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.ea-cond-tab:hover { border-color: var(--c-light); }
.ea-cond-tab.active { border-color: var(--c-primary); color: var(--c-primary); background: rgba(99,102,241,.05); }
.ea-cond-tab[data-type="buy"].active, .ea-cond-tab[data-type="exitBuy"].active { border-color: var(--c-success); color: var(--c-success); background: rgba(16,185,129,.05); }
.ea-cond-tab[data-type="sell"].active, .ea-cond-tab[data-type="exitSell"].active { border-color: var(--c-danger); color: var(--c-danger); background: rgba(239,68,68,.05); }
.ea-dot { width: 8px; height: 8px; border-radius: 50%; }
.ea-dot.green { background: var(--c-success); }
.ea-dot.red { background: var(--c-danger); }
.ea-badge { font-size: 11px; background: var(--c-bg); padding: 2px 8px; border-radius: 10px; }

/* Condition Panels */
.ea-cond-panel { display: none; background: var(--c-card); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); }
.ea-cond-panel.active { display: block; }
.ea-logic-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--c-border); font-size: 13px; color: var(--c-muted); }
.ea-logic-select { padding: 6px 10px; border: 1px solid var(--c-border); border-radius: var(--radius-sm); font-size: 12px; background: var(--c-bg); }
.ea-cond-list { min-height: 60px; margin-bottom: 12px; }
.ea-cond-list:empty::before { content: 'No conditions added yet'; display: block; text-align: center; padding: 24px; color: var(--c-light); font-size: 13px; }
.ea-cond-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; background: var(--c-bg); border-radius: var(--radius-sm); margin-bottom: 6px; cursor: pointer; transition: all .15s; }
.ea-cond-item:hover { background: var(--c-border); }
.ea-cond-badge { padding: 3px 8px; border-radius: 4px; font-size: 10px; font-weight: 600; background: var(--c-primary); color: #fff; }
.ea-cond-text { flex: 1; font-size: 13px; }
.ea-cond-del { opacity: 0; color: var(--c-danger); cursor: pointer; font-size: 16px; }
.ea-cond-item:hover .ea-cond-del { opacity: 1; }
.ea-add-section { margin-bottom: 8px; }
.ea-add-select { width: 100%; padding: 12px; border: 2px dashed var(--c-border); border-radius: var(--radius-sm); font-family: inherit; font-size: 14px; color: var(--c-muted); background: var(--c-bg); cursor: pointer; transition: all .15s; }
.ea-add-select:hover { border-color: var(--c-primary); color: var(--c-primary); }
.ea-add-select:focus { outline: none; border-color: var(--c-primary); border-style: solid; }
.ea-hint { font-size: 12px; color: var(--c-light); }

/* Option Cards */
.ea-option-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.ea-option-grid.compact { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 800px) { .ea-option-grid, .ea-option-grid.compact { grid-template-columns: 1fr; } }
.ea-option-card { display: flex; align-items: flex-start; gap: 12px; padding: 14px; background: var(--c-bg); border: 2px solid transparent; border-radius: var(--radius-sm); cursor: pointer; transition: all .15s; }
.ea-option-card:hover { border-color: var(--c-border); }
.ea-option-card:has(input:checked) { border-color: var(--c-primary); background: rgba(99,102,241,.05); }
.ea-option-card input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--c-primary); margin-top: 2px; flex-shrink: 0; }
.ea-option-content { flex: 1; }
.ea-option-title { font-weight: 600; font-size: 13px; margin-bottom: 2px; }
.ea-option-desc { font-size: 11px; color: var(--c-muted); }
.ea-extra-options { padding: 16px; background: var(--c-bg); border-radius: var(--radius-sm); margin-top: 12px; }

/* Toggle */
.ea-toggle { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.ea-toggle input { display: none; }
.ea-toggle-slider { width: 40px; height: 22px; background: var(--c-border); border-radius: 11px; position: relative; transition: background .2s; }
.ea-toggle-slider::after { content: ''; position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; background: #fff; border-radius: 50%; transition: transform .2s; box-shadow: 0 1px 3px rgba(0,0,0,.2); }
.ea-toggle input:checked + .ea-toggle-slider { background: var(--c-primary); }
.ea-toggle input:checked + .ea-toggle-slider::after { transform: translateX(18px); }
.ea-toggle-text { font-weight: 500; font-size: 14px; }
.ea-toggle-grid { display: flex; flex-direction: column; gap: 16px; }
.ea-toggle-item { padding: 16px; background: var(--c-bg); border-radius: var(--radius-sm); }
.ea-toggle-options { display: none; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--c-border); }
.ea-toggle-item:has(input:checked) .ea-toggle-options { display: block; }

/* Filter Rows */
.ea-filter-row { padding: 16px 0; border-bottom: 1px solid var(--c-border); }
.ea-filter-row:last-child { border-bottom: none; }
.ea-filter-options { display: none; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--c-border); }
.ea-filter-options.show, .ea-filter-row:has(input:checked) .ea-filter-options { display: block; }

/* Day & Session */
.ea-day-grid { display: flex; gap: 8px; flex-wrap: wrap; }
.ea-day { display: flex; align-items: center; justify-content: center; padding: 10px 16px; background: var(--c-bg); border: 1px solid var(--c-border); border-radius: var(--radius-sm); cursor: pointer; transition: all .15s; }
.ea-day input { display: none; }
.ea-day span { font-size: 13px; font-weight: 500; color: var(--c-muted); }
.ea-day:has(input:checked) { background: var(--c-primary); border-color: var(--c-primary); }
.ea-day:has(input:checked) span { color: #fff; }
.ea-session-grid { display: flex; flex-direction: column; gap: 8px; }
.ea-session { display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: var(--c-bg); border-radius: var(--radius-sm); cursor: pointer; }
.ea-session input { width: 16px; height: 16px; accent-color: var(--c-primary); }
.ea-check { display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: var(--c-card); border-radius: var(--radius-sm); cursor: pointer; font-size: 13px; }
.ea-check input { width: 14px; height: 14px; accent-color: var(--c-primary); }

/* Partial Close */
.ea-partial-levels { margin-bottom: 12px; }
.ea-partial-level { display: flex; align-items: flex-end; gap: 12px; padding: 12px; background: var(--c-card); border-radius: var(--radius-sm); margin-bottom: 8px; }

/* Modals */
.ea-modal { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 1000; align-items: center; justify-content: center; }
.ea-modal.show { display: flex; }
.ea-modal-overlay { position: absolute; inset: 0; background: rgba(15,23,42,.5); backdrop-filter: blur(4px); }
.ea-modal-dialog { position: relative; background: var(--c-card); border-radius: var(--radius); max-width: 500px; width: 90%; max-height: 85vh; display: flex; flex-direction: column; box-shadow: var(--shadow-lg); animation: modalIn .2s ease; }
.ea-modal-lg { max-width: 700px; }
.ea-modal-xl { max-width: 900px; }
@keyframes modalIn { from { opacity: 0; transform: scale(.95); } to { opacity: 1; transform: scale(1); } }
.ea-modal-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--c-border); }
.ea-modal-header h3 { font-size: 16px; font-weight: 600; }
.ea-modal-tabs { display: flex; gap: 4px; }
.ea-modal-tab { padding: 8px 16px; border: none; background: var(--c-bg); font-family: inherit; font-size: 13px; font-weight: 500; color: var(--c-muted); cursor: pointer; border-radius: var(--radius-sm); transition: all .15s; }
.ea-modal-tab.active { background: var(--c-primary); color: #fff; }
.ea-modal-actions { display: flex; gap: 8px; }
.ea-modal-body { flex: 1; overflow: auto; padding: 20px; }
.ea-modal-footer { display: flex; justify-content: flex-end; gap: 8px; padding: 16px 20px; border-top: 1px solid var(--c-border); }

/* Code */
.ea-code { margin: 0; padding: 20px; background: #0f172a; color: #e2e8f0; font-family: 'JetBrains Mono', monospace; font-size: 12px; line-height: 1.6; border-radius: var(--radius-sm); overflow: auto; min-height: 400px; white-space: pre; }

/* Templates */
.ea-template-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.ea-tpl { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 16px; background: var(--c-bg); border: 2px solid transparent; border-radius: var(--radius-sm); cursor: pointer; text-align: center; transition: all .15s; }
.ea-tpl:hover { border-color: var(--c-primary); }
.ea-tpl span { font-size: 28px; }
.ea-tpl b { font-size: 13px; }
.ea-tpl small { font-size: 11px; color: var(--c-muted); }

/* Toast */
.ea-toast { position: fixed; bottom: 24px; right: 24px; background: var(--c-text); color: #fff; padding: 12px 20px; border-radius: var(--radius-sm); font-weight: 500; font-size: 13px; transform: translateY(100px); opacity: 0; transition: all .3s; z-index: 2000; }
.ea-toast.show { transform: translateY(0); opacity: 1; }
.ea-toast.success { background: var(--c-success); }
.ea-toast.error { background: var(--c-danger); }

/* Scrollbar */
.ea-tool-container ::-webkit-scrollbar { width: 6px; height: 6px; }
.ea-tool-container ::-webkit-scrollbar-track { background: var(--c-bg); }
.ea-tool-container ::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 3px; }

/* Responsive */
@media (max-width: 768px) {
    .ea-header { flex-wrap: wrap; gap: 12px; padding: 12px 16px; }
    .ea-main { padding: 16px; }
    .ea-template-grid { grid-template-columns: 1fr; }
}