/*
    Broker Pro — Design System v3.0
    Professional Financial Theme (Light + Dark)
    Inspired by InvestingPro
*/

/* ═══════════════════════════════════════
   THEME: LIGHT (default)
   ═══════════════════════════════════════ */
:root, [data-theme="light"] {
    --bg-main: #f5f5f8;
    --bg-sidebar: #ffffff;
    --bg-card: #ffffff;
    --bg-hover: #f0f1f4;
    --bg-input: #f5f5f8;

    --primary: #1a56db;
    --primary-light: #e8eefb;
    --primary-hover: #1648b8;

    --success: #059669;
    --success-bg: #ecfdf5;
    --danger: #dc2626;
    --danger-bg: #fef2f2;
    --warning: #d97706;
    --warning-bg: #fffbeb;

    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;

    --border: #e5e7eb;
    --border-strong: #d1d5db;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.08);

    --sidebar-width: 240px;
    --radius: 10px;
    --radius-sm: 6px;
    --transition: all 0.2s ease;
}

/* ═══════════════════════════════════════
   THEME: DARK
   ═══════════════════════════════════════ */
[data-theme="dark"] {
    --bg-main: #0f1117;
    --bg-sidebar: #161820;
    --bg-card: #1c1e2a;
    --bg-hover: #252736;
    --bg-input: #1c1e2a;

    --primary: #4b83f0;
    --primary-light: rgba(75,131,240,0.12);
    --primary-hover: #6196f5;

    --success: #34d399;
    --success-bg: rgba(52,211,153,0.1);
    --danger: #f87171;
    --danger-bg: rgba(248,113,113,0.1);
    --warning: #fbbf24;
    --warning-bg: rgba(251,191,36,0.1);

    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;

    --border: #2d303e;
    --border-strong: #3b3e50;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.2);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.3);
}

/* ═══════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════ */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    font-size: 14px;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 10px; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ═══════════════════════════════════════
   LAYOUT
   ═══════════════════════════════════════ */
.app-container { display: flex; min-height: 100vh; }

/* ═══════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════ */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1rem;
    position: fixed;
    height: 100vh;
    z-index: 100;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 2rem;
    padding: 0 0.5rem;
}

.logo-icon {
    color: var(--primary);
    width: 24px;
    height: 24px;
}

.logo-text {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text-primary);
}

.main-nav { flex: 1; }
.nav-list { list-style: none; }

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    margin-bottom: 2px;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.9rem;
}

.nav-item i { width: 18px; height: 18px; }

.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
}

.sidebar-footer {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    margin-top: 1rem;
}

/* Theme toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    border: none;
    background: none;
    width: 100%;
    font-family: inherit;
}
.theme-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}
.theme-toggle i { width: 18px; height: 18px; }

/* ═══════════════════════════════════════
   MAIN CONTENT
   ═══════════════════════════════════════ */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 1.5rem 3rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.view-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}

.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* ═══════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════ */
.btn {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-card);
    color: var(--text-primary);
}

.btn:hover { background: var(--bg-hover); }

.btn-primary {
    background: var(--primary);
    border: 1px solid var(--primary);
    color: white;
}
.btn-primary:hover {
    background: var(--primary-hover);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-strong);
    color: var(--text-primary);
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.btn-full { width: 100%; justify-content: center; }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.btn-mobile-only { display: none !important; }

/* ═══════════════════════════════════════
   STAT CARDS
   ═══════════════════════════════════════ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 1.25rem;
    border-radius: var(--radius);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.4rem;
}

.stat-value {
    font-size: 1.35rem;
    font-weight: 700;
}

/* ═══════════════════════════════════════
   CONTROL BAR & INPUTS
   ═══════════════════════════════════════ */
.control-bar {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    position: relative;
    min-width: 220px;
}

.search-box i {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    width: 16px;
}

.search-box input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    padding: 0.55rem 0.75rem 0.55rem 2.25rem;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    outline: none;
    font-family: inherit;
    font-size: 0.85rem;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius-sm);
    outline: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
}

select:focus {
    border-color: var(--primary);
}

/* ═══════════════════════════════════════
   SIGNAL CARDS
   ═══════════════════════════════════════ */
.signals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.signal-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    position: relative;
    transition: var(--transition);
    animation: fadeIn 0.3s ease-out;
    box-shadow: var(--shadow-sm);
}

.signal-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}

.signal-card.long {
    border-left: 3px solid var(--success);
}

.signal-card.short {
    border-left: 3px solid var(--danger);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.card-ticker {
    font-size: 1.15rem;
    font-weight: 700;
}

.card-market {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.card-company-name {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-top: 1px;
}

.card-setup-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 3px;
    color: var(--text-muted);
}

.card-badges {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.badge {
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-long { background: var(--success-bg); color: var(--success); }
.badge-short { background: var(--danger-bg); color: var(--danger); }

.rank-diamond {
    background: var(--warning-bg);
    color: var(--warning);
}

.card-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: var(--bg-main);
    border-radius: var(--radius-sm);
}

.data-item { display: flex; flex-direction: column; }
.data-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1px;
}
.data-value { font-size: 1rem; font-weight: 600; }
.data-tp { color: var(--success); }
.data-sl { color: var(--danger); }

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border);
    padding-top: 0.75rem;
    font-size: 0.8rem;
}

.rr-badge { font-weight: 700; }

.confidence-bar {
    width: 100%;
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    margin-top: 4px;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.4s ease;
    background: linear-gradient(90deg, var(--danger) 0%, var(--warning) 50%, var(--success) 100%);
    background-size: 200% 100%;
    background-position: calc(var(--confidence) * 2 - 100%) 0;
}

.btn-advisor {
    background: var(--primary);
    border: none;
    color: white;
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
    font-family: inherit;
}
.btn-advisor:hover { background: var(--primary-hover); }

/* ═══════════════════════════════════════
   PANELS
   ═══════════════════════════════════════ */
.panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.panel h3 {
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    font-size: 1rem;
}

/* ═══════════════════════════════════════
   DATA TABLES
   ═══════════════════════════════════════ */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.data-table thead {
    border-bottom: 2px solid var(--border);
}

.data-table th {
    padding: 0.6rem 0.75rem;
    text-align: left;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.data-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border);
}

.data-table tbody tr {
    transition: var(--transition);
}

.data-table tbody tr:hover {
    background: var(--bg-hover);
}

.badge-setup {
    background: var(--primary-light);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

/* ═══════════════════════════════════════
   MODALS
   ═══════════════════════════════════════ */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-card);
    width: 450px;
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    position: relative;
    box-shadow: var(--shadow-lg);
}

.close-btn {
    position: absolute;
    right: 16px;
    top: 16px;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition);
}
.close-btn:hover { color: var(--text-primary); }

.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.85rem;
    transition: var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

/* ═══════════════════════════════════════
   VIEW SWITCHING
   ═══════════════════════════════════════ */
.view { display: none; opacity: 0; }
.view.active { display: block; animation: fadeIn 0.3s ease forwards; }
.hidden { display: none !important; }

/* ═══════════════════════════════════════
   LOADING
   ═══════════════════════════════════════ */
.loading-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}
.loading-spinner.small { width: 14px; height: 14px; border-width: 2px; }
.loading-spinner.large { width: 28px; height: 28px; border-width: 3px; }

/* ═══════════════════════════════════════
   ONLINE INDICATOR
   ═══════════════════════════════════════ */
.dot.online {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

/* ═══════════════════════════════════════
   LEARN SECTION
   ═══════════════════════════════════════ */
.learn-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.learn-card:hover {
    border-color: var(--border-strong);
}

.learn-tab {
    padding: 0.6rem 1.25rem;
    cursor: pointer;
    background: none;
    border: none;
    font-weight: 500;
    font-family: inherit;
    font-size: 0.85rem;
    transition: var(--transition);
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
}

.learn-tab.active {
    border-bottom-color: var(--primary) !important;
    color: var(--primary) !important;
    font-weight: 600;
}

.learn-tab:hover { color: var(--text-primary); }

/* ═══════════════════════════════════════
   ADVICE SECTION
   ═══════════════════════════════════════ */
.advice-section h4 {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* ═══════════════════════════════════════
   RISK DISCLAIMER
   ═══════════════════════════════════════ */
.risk-disclaimer {
    background: var(--danger-bg);
    border-left: 3px solid var(--danger);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    font-size: 0.78rem;
    color: var(--text-secondary);
}

/* ═══════════════════════════════════════
   MARKET ANALYSIS PANEL
   ═══════════════════════════════════════ */
#market-analysis-panel {
    position: relative;
}

#market-analysis-panel > * {
    position: relative;
    z-index: 1;
}

#market-context {
    white-space: pre-line;
}

#risk-level {
    display: inline-block;
    padding: 0.6rem 1rem;
    background: var(--bg-main);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

/* Signal card header layout */
.signal-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 0.75rem;
}

.signal-header-left { flex: 1; }

.signal-ticker {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.signal-company {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.signal-badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    background: var(--primary-light);
    border: 1px solid var(--primary);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
}

.signal-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin: 0.75rem 0;
    padding: 0.75rem;
    background: var(--bg-main);
    border-radius: var(--radius-sm);
}

.signal-detail-item { display: flex; flex-direction: column; }
.signal-detail-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--text-muted);
    margin-bottom: 2px;
}
.signal-detail-value {
    font-size: 1rem;
    font-weight: 600;
}

/* ═══════════════════════════════════════
   TOAST NOTIFICATIONS
   ═══════════════════════════════════════ */
.toast-container {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    pointer-events: none;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 240px;
    animation: slideIn 0.25s ease;
    pointer-events: auto;
    border-left: 3px solid var(--primary);
    font-size: 0.85rem;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.info { border-left-color: var(--primary); }

.toast-exit { animation: slideOut 0.25s forwards; }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}
@keyframes slideOut {
    to { transform: translateX(120%); opacity: 0; }
}

/* Copy feedback */
.copy-feedback { cursor: copy; transition: var(--transition); }
.copy-feedback:active { transform: scale(0.97); opacity: 0.7; }

/* ═══════════════════════════════════════
   MARKET ANALYSIS PANEL
   ═══════════════════════════════════════ */
.market-analysis-panel {
    margin: 1.5rem 0;
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}
.market-panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    align-items: start;
}
.market-panel-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0 0 0.75rem 0;
    color: var(--text-primary);
}
.market-context-box {
    font-size: 0.9rem;
    line-height: 1.6;
    background: var(--bg-main);
    padding: 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}
.market-stats-box {
    background: var(--bg-main);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}
.market-stat-item { margin-bottom: 1rem; }
.market-stat-item:last-child { margin-bottom: 0; }
.market-stat-label {
    margin: 0 0 0.3rem 0;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.market-stat-value {
    font-size: 1.3rem;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
    color: var(--text-primary);
}
.market-stat-value--lg { font-size: 1.6rem; }
.market-reminders {
    margin-top: 1.25rem;
    padding: 1rem;
    background: var(--warning-bg);
    border-left: 3px solid var(--warning);
    border-radius: var(--radius-sm);
}
.market-reminders-title {
    margin: 0 0 0.6rem 0;
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    color: var(--text-primary);
}
.market-reminders-list {
    margin: 0;
    padding-left: 1.25rem;
}
.market-reminders-list li {
    margin: 0.4rem 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

@media (max-width: 768px) {
    .market-panel-grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════
   UTILITY
   ═══════════════════════════════════════ */
.text-center { text-align: center; }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--text-primary); }
.mt-4 { margin-top: 1rem; }
.mb-4 { margin-bottom: 1rem; }

/* ═══════════════════════════════════════
   RESPONSIVE: TABLET
   ═══════════════════════════════════════ */
@media (max-width: 1200px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .main-content { padding: 1.5rem 2rem; }
}

/* ═══════════════════════════════════════
   RESPONSIVE: SMALL TABLET
   ═══════════════════════════════════════ */
@media (max-width: 768px) {
    .sidebar {
        width: 64px;
        padding: 1.25rem 0.5rem;
    }
    .logo-text { display: none; }
    .nav-item span { display: none; }
    .theme-toggle span { display: none; }
    .main-content {
        margin-left: 64px;
        padding: 1.25rem 1.5rem;
    }
    .signal-details { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════
   RESPONSIVE: MOBILE
   ═══════════════════════════════════════ */
@media (max-width: 500px) {
    .app-container {
        flex-direction: column !important;
        min-height: 100vh !important;
    }
    .sidebar {
        height: auto !important;
        width: 100% !important;
        position: relative !important;
        border-right: none !important;
        border-bottom: 1px solid var(--border) !important;
        flex-direction: row !important;
        padding: 0.75rem !important;
        justify-content: space-around !important;
        z-index: 1000 !important;
    }
    .logo-area { margin-bottom: 0 !important; }
    .main-nav { flex: 0 !important; }
    .nav-list { display: flex !important; gap: 4px !important; }
    .nav-item { margin-bottom: 0 !important; padding: 0.5rem !important; }
    .sidebar-footer { display: none !important; }

    .main-content {
        margin-left: 0 !important;
        padding: 1rem !important;
    }

    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 0.5rem !important; }
    .signals-grid { grid-template-columns: 1fr !important; }
    .control-bar { flex-direction: column !important; }
    .modal-content { width: 95% !important; padding: 1.25rem !important; }
    .btn-mobile-only { display: inline-flex !important; }

    .top-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    .header-actions {
        width: 100%;
        justify-content: space-between;
    }

    .stat-card { padding: 0.75rem; }
    .stat-value { font-size: 1.1rem; }
    .signal-card { padding: 1rem !important; }
    .card-ticker { font-size: 1rem !important; }
    .data-value { font-size: 0.9rem !important; }
    .learn-card { padding: 1rem; margin-bottom: 0.75rem; }
    .risk-disclaimer { font-size: 0.72rem !important; padding: 0.4rem 0.7rem !important; }

    #market-analysis-panel { padding: 1rem !important; }
    #market-analysis-panel .market-panel-grid { grid-template-columns: 1fr !important; }
}

/* ═══════════════════════════════════════
   TOGGLE SWITCH (Mi Perfil)
   ═══════════════════════════════════════ */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 26px;
    flex-shrink: 0;
}
.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--border);
    border-radius: 26px;
    transition: 0.3s;
}
.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    border-radius: 50%;
    transition: 0.3s;
}
.toggle-switch input:checked + .toggle-slider {
    background-color: var(--primary);
}
.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(22px);
}