/* ==========================================================================
   Auditor de Potencia Contratada y Simultaneidad - BYD Atto 3
   Hoja de estilos canónica multi-tema (Oscuro & Claro 100% blindado)
   ========================================================================== */

/* --- TEMA DARK (Por defecto) --- */
:root,
[data-theme='dark'],
body[data-theme='dark'],
body.dark-theme,
[data-bs-theme='dark'] {
    --po-bg: radial-gradient(circle at top center, #162432 0%, #0b1118 85%);
    --po-bg-solid: #0b1118;
    --po-card-bg: rgba(20, 27, 38, 0.92);
    --po-card-header: rgba(26, 35, 49, 0.95);
    --po-card-sub: rgba(14, 20, 29, 0.85);
    --po-card-hover: rgba(56, 189, 248, 0.08);
    --po-card-shadow: rgba(0, 0, 0, 0.4);
    
    --po-text-title: #ffffff;
    --po-text-main: #f1f5f9;
    --po-text-muted: #94a3b8;
    --po-text-strong: #ffffff;
    --po-border: rgba(255, 255, 255, 0.1);
    --po-border-focus: #0284c7;

    --po-accent-cyan: #38bdf8;
    --po-accent-blue: #0284c7;
    --po-accent-green: #10b981;
    --po-accent-yellow: #f59e0b;
    --po-accent-orange: #f97316;
    --po-accent-red: #ef4444;

    --po-badge-bg: rgba(56, 189, 248, 0.14);
    --po-badge-text: #38bdf8;
    --po-badge-border: rgba(56, 189, 248, 0.3);

    --po-input-bg: #0b131f;
    --po-input-border: #24354f;
    --po-input-text: #f8fafc;
    --po-select-bg: #141b26;
    --po-select-text: #f8fafc;
    --po-suffix-bg: #1a2536;

    --po-meter-bg: #1a2536;
    --po-meter-marker: #ffffff;
    --po-table-border: rgba(255, 255, 255, 0.08);
    --po-table-stripe: rgba(255, 255, 255, 0.02);
    
    --po-box-bg: rgba(255, 255, 255, 0.04);
    --po-box-border: rgba(255, 255, 255, 0.08);
}

/* --- TEMA LIGHT --- */
[data-theme='light'],
body[data-theme='light'],
body.light-theme,
[data-bs-theme='light'] {
    --po-bg: linear-gradient(135deg, #f8fafc 0%, #eef2f6 100%);
    --po-bg-solid: #f8fafc;
    --po-card-bg: #ffffff;
    --po-card-header: #f8fafc;
    --po-card-sub: #f1f5f9;
    --po-card-hover: rgba(2, 132, 199, 0.05);
    --po-card-shadow: rgba(0, 0, 0, 0.06);

    --po-text-title: #0f172a;
    --po-text-main: #1e293b;
    --po-text-muted: #475569;
    --po-text-strong: #0f172a;
    --po-border: #cbd5e1;
    --po-border-focus: #0055a4;

    --po-accent-cyan: #0284c7;
    --po-accent-blue: #0055a4;
    --po-accent-green: #059669;
    --po-accent-yellow: #d97706;
    --po-accent-orange: #ea580c;
    --po-accent-red: #dc2626;

    --po-badge-bg: #e0f2fe;
    --po-badge-text: #0369a1;
    --po-badge-border: #bae6fd;

    --po-input-bg: #ffffff;
    --po-input-border: #cbd5e1;
    --po-input-text: #0f172a;
    --po-select-bg: #ffffff;
    --po-select-text: #0f172a;
    --po-suffix-bg: #e2e8f0;

    --po-meter-bg: #e2e8f0;
    --po-meter-marker: #0f172a;
    --po-table-border: #e2e8f0;
    --po-table-stripe: #f8fafc;
    
    --po-box-bg: #f8fafc;
    --po-box-border: #e2e8f0;
}

/* Forzar background en body para anular el #f4f7f6 de header.php */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--po-bg) !important;
    background-color: var(--po-bg-solid) !important;
    color: var(--po-text-main) !important;
    min-height: 100vh;
}

/* Neutralización estricta de .text-muted y .small-muted para evitar texto blanco en tema claro */
[data-theme='light'] .text-muted,
body[data-theme='light'] .text-muted,
body.light-theme .text-muted,
[data-bs-theme='light'] .text-muted,
[data-theme='light'] .small-muted,
body[data-theme='light'] .small-muted,
body.light-theme .small-muted {
    color: #475569 !important;
}

[data-theme='dark'] .text-muted,
body[data-theme='dark'] .text-muted,
body.dark-theme .text-muted,
[data-bs-theme='dark'] .text-muted,
[data-theme='dark'] .small-muted,
body[data-theme='dark'] .small-muted,
body.dark-theme .small-muted {
    color: #94a3b8 !important;
}

.po-text-muted,
.small-muted {
    color: var(--po-text-muted) !important;
}

.po-text-strong {
    color: var(--po-text-strong) !important;
}

.content-wrapper {
    color: var(--po-text-main);
}

/* Tipografía de títulos */
.po-main-title {
    font-family: 'Outfit', sans-serif;
    font-size: 2.2rem;
    letter-spacing: -0.02em;
    color: var(--po-text-title);
}

.po-main-subtitle {
    color: var(--po-text-muted);
    max-width: 860px;
    margin: 0 auto;
    line-height: 1.5;
}

/* Botón flotante para alternar tema */
.theme-toggle {
    position: fixed;
    top: 75px;
    right: 20px;
    z-index: 1050;
    background: var(--po-card-bg);
    border: 1px solid var(--po-border);
    color: var(--po-text-title);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
    transition: all 0.25s ease;
}

.theme-toggle:hover {
    transform: translateY(-2px) scale(1.05);
    border-color: var(--po-accent-cyan);
    color: var(--po-accent-cyan);
}

/* Pestañas de navegación */
.po-nav-tabs {
    border-bottom: 2px solid var(--po-border);
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.po-nav-tabs .nav-link {
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--po-text-muted);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    padding: 0.85rem 1.25rem;
    border-radius: 6px 6px 0 0;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.po-nav-tabs .nav-link:hover {
    color: var(--po-text-title);
    background: rgba(255, 255, 255, 0.03);
}

.po-nav-tabs .nav-link.active {
    color: var(--po-accent-cyan);
    border-bottom-color: var(--po-accent-cyan);
    background: var(--po-card-hover);
}

/* Tarjetas */
.po-card {
    background: var(--po-card-bg);
    border: 1px solid var(--po-border);
    border-radius: 12px;
    box-shadow: 0 4px 18px var(--po-card-shadow);
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: border-color 0.2s ease;
}

.po-card:hover {
    border-color: rgba(56, 189, 248, 0.4);
}

.po-card-header {
    background: var(--po-card-header);
    border-bottom: 1px solid var(--po-border);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.po-card-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
    color: var(--po-text-title);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.po-card-body {
    padding: 1.25rem;
}

/* Badges de tarjeta temáticos */
.po-badge {
    background: var(--po-badge-bg);
    color: var(--po-badge-text);
    border: 1px solid var(--po-badge-border);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0.35rem 0.65rem;
    border-radius: 6px;
}

/* Formularios y controles */
.po-label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--po-text-main);
    margin-bottom: 0.4rem;
    display: block;
}

.form-select.po-select,
.form-control.po-input {
    background-color: var(--po-input-bg) !important;
    border: 1px solid var(--po-input-border) !important;
    color: var(--po-input-text) !important;
    min-height: 42px;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}

.form-select.po-select option {
    background-color: var(--po-select-bg) !important;
    color: var(--po-select-text) !important;
}

.form-select.po-select:focus,
.form-control.po-input:focus {
    border-color: var(--po-border-focus) !important;
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2) !important;
}

/* Wrapper flexbox para sufijo de unidad */
.po-input-suffix-wrapper {
    display: flex;
    align-items: stretch;
    width: 100%;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--po-input-border);
    background-color: var(--po-input-bg);
}

.po-input-suffix-wrapper input {
    flex: 1 1 0%;
    width: 0;
    min-width: 0;
    border: none !important;
    background: transparent !important;
    color: var(--po-input-text) !important;
    padding: 0.55rem 0.75rem;
    font-size: 1rem;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
}

.po-input-suffix-wrapper input:focus {
    outline: none;
}

.po-suffix-text {
    background: var(--po-suffix-bg);
    color: var(--po-text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0 0.85rem;
    display: flex;
    align-items: center;
    border-left: 1px solid var(--po-input-border);
    white-space: nowrap;
}

/* Sliders interactivos */
.po-range-slider {
    width: 100%;
    accent-color: var(--po-accent-cyan);
    height: 6px;
    border-radius: 4px;
    cursor: pointer;
}

.po-range-values {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--po-text-muted);
    font-family: 'JetBrains Mono', monospace;
    margin-top: 0.25rem;
}

/* Matriz de electrodomésticos */
.po-appliances-list {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.po-appliance-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    background: var(--po-card-sub);
    border: 1px solid var(--po-border);
    transition: all 0.2s ease;
    cursor: pointer;
}

.po-appliance-item:hover {
    border-color: rgba(56, 189, 248, 0.4);
}

.po-appliance-item.active {
    border-color: var(--po-accent-cyan);
    background: var(--po-card-hover);
}

.po-appliance-left {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex: 1;
}

.po-appliance-icon {
    font-size: 1.3rem;
    color: var(--po-accent-cyan);
    width: 28px;
    text-align: center;
}

.po-appliance-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--po-text-strong);
    margin: 0;
}

.po-appliance-note {
    font-size: 0.8rem;
    color: var(--po-text-muted);
    margin: 0;
}

.po-appliance-kw {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--po-accent-cyan);
    white-space: nowrap;
    margin-right: 0.75rem;
}

/* Switch toggle */
.form-check-input.po-switch {
    width: 2.8rem;
    height: 1.4rem;
    cursor: pointer;
    background-color: var(--po-meter-bg);
    border-color: var(--po-border);
}

.form-check-input.po-switch:checked {
    background-color: var(--po-accent-cyan);
    border-color: var(--po-accent-cyan);
}

/* Tacómetro / Medidor de potencia */
.po-gauge-container {
    background: var(--po-card-sub);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--po-border);
    text-align: center;
    margin-bottom: 1.5rem;
}

.po-gauge-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.po-gauge-val {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--po-text-strong);
    line-height: 1;
}

.po-gauge-limit {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--po-text-muted);
}

/* Barra de progreso de carga combinada */
.po-power-bar-bg {
    height: 18px;
    background: var(--po-meter-bg);
    border-radius: 9px;
    overflow: hidden;
    position: relative;
    margin: 1rem 0;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2);
}

.po-power-bar-fill {
    height: 100%;
    width: 0%;
    border-radius: 9px;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.4s ease;
}

.po-power-bar-fill.safe {
    background: linear-gradient(90deg, #10b981 0%, #059669 100%);
}

.po-power-bar-fill.tolerance {
    background: linear-gradient(90deg, #10b981 0%, #f59e0b 100%);
}

.po-power-bar-fill.warning {
    background: linear-gradient(90deg, #f59e0b 0%, #f97316 100%);
}

.po-power-bar-fill.danger {
    background: linear-gradient(90deg, #f97316 0%, #ef4444 100%);
}

.po-power-bar-marker {
    position: absolute;
    top: -2px;
    bottom: -2px;
    width: 3px;
    background: var(--po-meter-marker);
    box-shadow: 0 0 6px rgba(0, 0, 0, 0.4);
    z-index: 2;
}

/* Tarjeta de veredicto del ICP */
.po-verdict-box {
    border-radius: 10px;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    border: 1px solid transparent;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    transition: all 0.3s ease;
}

.po-verdict-icon {
    font-size: 2rem;
    line-height: 1;
}

.po-verdict-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
}

.po-verdict-desc {
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.45;
    color: var(--po-text-main);
}

.po-verdict-box.safe {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.35);
    color: var(--po-accent-green);
}

.po-verdict-box.tolerance {
    background: rgba(245, 158, 11, 0.12);
    border-color: rgba(245, 158, 11, 0.35);
    color: var(--po-accent-yellow);
}

.po-verdict-box.warning {
    background: rgba(249, 115, 22, 0.12);
    border-color: rgba(249, 115, 22, 0.35);
    color: var(--po-accent-orange);
}

.po-verdict-box.danger {
    background: rgba(239, 68, 68, 0.14);
    border-color: rgba(239, 68, 68, 0.4);
    color: var(--po-accent-red);
}

/* Métricas numéricas clave */
.po-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.po-metric-card {
    background: var(--po-card-sub);
    border: 1px solid var(--po-border);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
}

.po-metric-label {
    font-size: 0.8rem;
    color: var(--po-text-muted);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 0.35rem;
}

.po-metric-val {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--po-accent-cyan);
}

.po-metric-unit {
    font-size: 0.85rem;
    color: var(--po-text-muted);
    margin-left: 0.2rem;
}

/* Tablas comparativas */
.po-table-wrap {
    overflow: hidden; /* Cero scroll horizontal */
    border-radius: 8px;
    border: 1px solid var(--po-table-border);
    background: var(--po-card-bg);
}

.po-table {
    width: 100%;
    margin: 0;
    border-collapse: collapse;
    font-size: 0.88rem;
    table-layout: auto;
}

.po-table th {
    background: var(--po-card-header);
    color: var(--po-text-title);
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    padding: 0.55rem 0.5rem;
    border-bottom: 2px solid var(--po-table-border);
    white-space: normal;
    vertical-align: middle;
    font-size: 0.84rem;
}

.po-table td {
    padding: 0.55rem 0.5rem;
    border-bottom: 1px solid var(--po-table-border);
    color: var(--po-text-main);
    white-space: nowrap;
    vertical-align: middle;
}

.po-table tbody tr:nth-child(even) {
    background: var(--po-table-stripe);
}

.po-table tbody tr.highlight-row {
    background: var(--po-card-hover);
}

.po-table tbody tr.po-row-optimized {
    background: rgba(16, 185, 129, 0.08);
    border-left: 3px solid #10b981;
}

[data-theme="light"] .po-table tbody tr.po-row-optimized {
    background: rgba(16, 185, 129, 0.12);
}

.po-badge-opt {
    font-size: 0.72rem;
    padding: 2px 6px;
    border-radius: 4px;
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
    font-weight: 600;
    display: inline-block;
    vertical-align: middle;
}

[data-theme="light"] .po-badge-opt {
    background: rgba(16, 185, 129, 0.12);
    color: #047857;
    border-color: rgba(16, 185, 129, 0.3);
}

.po-table td.mono {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}

/* Panel de personalización de precios de contrato */
.btn-po-outline {
    background: transparent;
    border: 1px solid var(--po-accent-cyan);
    color: var(--po-accent-cyan) !important;
    font-weight: 600;
    border-radius: 6px;
    padding: 0.35rem 0.75rem;
    font-size: 0.82rem;
    transition: all 0.2s ease;
}

.btn-po-outline:hover {
    background: rgba(56, 189, 248, 0.12);
    color: var(--po-accent-cyan) !important;
}

[data-theme="light"] .btn-po-outline {
    border-color: #0284c7;
    color: #0284c7 !important;
}

[data-theme="light"] .btn-po-outline:hover {
    background: rgba(2, 132, 199, 0.08);
}

.po-custom-panel {
    background: var(--po-card-sub);
    border: 1px dashed var(--po-border);
    border-radius: 8px;
    padding: 0.85rem 1rem;
}

.po-input-addon {
    background: var(--po-card-header);
    border: 1px solid var(--po-input-border);
    color: var(--po-text-muted);
    font-size: 0.78rem;
    font-weight: 600;
}

/* Botones */
.btn-po-primary {
    background-color: #0055a4;
    border: 1px solid #004488;
    color: #ffffff !important;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
    transition: all 0.2s ease;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 85, 164, 0.25);
}

.btn-po-primary:hover {
    background-color: #004080;
    border-color: #003366;
    transform: translateY(-1px);
}

.btn-po-outline {
    background-color: transparent;
    border: 1px solid var(--po-border);
    color: var(--po-text-main);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-po-outline:hover {
    border-color: var(--po-accent-cyan);
    color: var(--po-accent-cyan);
    background: var(--po-card-hover);
}

/* Cajas de aviso y contexto temáticas */
.po-info-box {
    border-radius: 8px;
    padding: 1.25rem;
    background: var(--po-card-sub);
    border: 1px solid var(--po-border);
    border-left: 4px solid var(--po-accent-cyan);
    margin-bottom: 1.25rem;
}

.po-info-box h5 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--po-text-title);
    margin-bottom: 0.4rem;
}

.po-info-box p {
    color: var(--po-text-main);
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
}

.po-highlight-box {
    background: var(--po-box-bg);
    border: 1px solid var(--po-box-border);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
}

/* Zonas de curva ICP temáticas */
.po-zone-card {
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    border-radius: 8px;
    border-left: 4px solid;
}

.po-zone-card h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.po-zone-card p {
    color: var(--po-text-main);
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.45;
}

.po-zone-safe {
    background: rgba(16, 185, 129, 0.1);
    border-color: #10b981;
}
.po-zone-safe h6 { color: var(--po-accent-green); }

.po-zone-tolerance {
    background: rgba(245, 158, 11, 0.1);
    border-color: #f59e0b;
}
.po-zone-tolerance h6 { color: var(--po-accent-yellow); }

.po-zone-warning {
    background: rgba(249, 115, 22, 0.1);
    border-color: #f97316;
}
.po-zone-warning h6 { color: var(--po-accent-orange); }

.po-zone-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: #ef4444;
}
.po-zone-danger h6 { color: var(--po-accent-red); }

/* Adaptabilidad móvil */
@media (max-width: 767.98px) {
    .po-main-title {
        font-size: 1.7rem;
    }
    
    .po-nav-tabs .nav-link {
        padding: 0.65rem 0.85rem;
        font-size: 0.9rem;
    }
    
    .po-gauge-val {
        font-size: 2rem;
    }
    
    .po-metrics-grid {
        grid-template-columns: 1fr 1fr;
    }

    .btn-po-primary,
    .btn-po-outline {
        width: 100%;
    }
}

/* ==========================================================================
   CLASES DE UTILIDAD (SIN ESTILOS INLINE)
   ========================================================================== */
.po-main-container {
    max-width: 1400px;
}

.po-border-bottom {
    border-bottom: 1px solid var(--po-border) !important;
}

.po-tacometro-box {
    max-height: 160px;
    max-width: 160px;
    margin: 0 auto;
}

.po-chart-container-340 {
    position: relative;
    height: 340px;
    width: 100%;
}

.po-chart-container-200 {
    position: relative;
    height: 200px;
    width: 100%;
}

.po-text-micro {
    font-size: 0.75rem;
}

.po-divider {
    border-color: var(--po-border) !important;
}