:root {
    --color-primario: #007BFF;
    --color-primario-hover: #0056b3;
    --color-verde: #00a800;
    --color-rojo: #ff0000;
    --color-fondo: #f2f2f2;
    --color-fondo-panel-seleccion: #e0e0e0;
    --color-fondo-panel-advertencia: #ffe5e5;
    --radio-borde: 5px;
    --transicion-rapida: 0.2s;
    --transicion-normal: 0.3s;
    --transicion-lenta: 0.8s;
    --sombra-suave: 0 4px 8px rgba(0, 0, 0, 0.2);
}

* {
    box-sizing: border-box;
}

body { 
    text-align: center; 
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    margin: 0; 
    padding: 0; 
    background-color: var(--color-fondo); 
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}        

img { 
    width: 100%; 
    max-width: 1200px; 
    height: auto; 
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.clickable { 
    position: absolute; 
    cursor: pointer;
    transition: background-color var(--transicion-rapida);
    min-width: 44px;
    min-height: 44px;
    -webkit-tap-highlight-color: transparent;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    will-change: transform;
}

@media (max-width: 768px) {
    .clickable {
        min-width: 48px;
        min-height: 48px;
        padding: 4px;
    }
}

.clickable:focus {
    outline: 3px solid transparent;
    outline-offset: 2px;
}

.clickable.selected {
    background-color: transparent;
    border: 2px solid transparent;
    border-radius: 4px;
}

.feedback-mark {
    position: absolute;
    font-size: 28px;
    font-weight: bold;
    pointer-events: none;
    animation: pop 0.5s ease-out;
    z-index: 100; 
    will-change: transform, opacity;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

@media (max-width: 768px) {
    .feedback-mark {
        font-size: 32px;
    }
}

.feedback-green { 
    color: var(--color-verde);
}

.feedback-red { 
    color: var(--color-rojo);
}

button {
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    cursor: pointer;
    margin: 8px;
    border-radius: var(--radio-borde);
    transition: filter var(--transicion-normal), transform var(--transicion-rapida);
    background-color: var(--color-primario);
    min-height: 44px;
    min-width: 88px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    will-change: transform;
}

@media (max-width: 768px) {
    button {
        padding: 14px 28px;
        font-size: 18px;
        min-height: 48px;
        min-width: 120px;
        margin: 10px 8px;
    }
}

button:hover, button:focus {
    filter: brightness(85%);
    transform: scale(1.05);
}

button:focus {
    outline: 3px solid rgba(0, 123, 255, 0.5);
    outline-offset: 2px;
}

button:active {
    transform: scale(0.98);
}

#acciones-top button:nth-child(1) {
    background-color: #6c757d;
}

#acciones-top button:nth-child(2) {
    background-color: #dc3545;
}

#acciones-top button:nth-child(3) {
    background-color: #28a745;
}

.modal-overlay {
    position: fixed;
    top: 0; 
    left: 0;
    width: 100%; 
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    overflow: hidden;
}

.modal {
    background: white;
    padding: 24px;
    border-radius: 12px;
    max-width: 450px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--sombra-suave);
    text-align: center;
    animation: fadeIn 0.3s ease-out;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
    .modal {
        width: 95%;
        padding: 20px;
        max-height: 85vh;
        margin: 5% auto;
    }
}

#pantalla-inicial { 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center; 
    min-height: 100vh;
    padding: 20px;
}

#pantalla-inicial h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
    text-align: center;
    line-height: 1.2;
}

@media (max-width: 768px) {
    #pantalla-inicial h1 {
        font-size: 2em;
        margin-bottom: 16px;
    }
}

@media (max-width: 480px) {
    #pantalla-inicial h1 {
        font-size: 1.6em;
        margin-bottom: 12px;
    }
}

#boleta-screen { 
    display: none; 
}

select { 
    padding: 12px 16px; 
    font-size: 16px; 
    margin: 16px auto;
    border-radius: var(--radio-borde);
    border: 2px solid #ddd;
    background-color: white;
    width: 90%;
    max-width: 450px;
    min-width: 250px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

select:focus {
    outline: 3px solid rgba(0, 123, 255, 0.5);
    border-color: var(--color-primario);
}

#distrito-select {
    width: 90%;
    max-width: 450px;
    min-width: 250px;
    margin: 10px auto;
    display: block;
}

@media (max-width: 768px) {
    select, #distrito-select {
        width: 95%;
        max-width: 350px;
        min-width: 200px;
        padding: 14px 16px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    select, #distrito-select {
        width: 95%;
        max-width: 280px;
        min-width: 180px;
        font-size: 16px;
        padding: 12px 14px;
    }
}

#boleta-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;        
    background-color: transparent;    
    flex-wrap: wrap;
    gap: 10px;
    max-width: 1400px;     
    margin: 0 27% 10px auto; 
    padding: 0;        
}

@media (max-width: 768px) {
    #boleta-header {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
        padding: 0 5px; 
    }
}

#acciones-top {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    #acciones-top {
        justify-content: center;
        gap: 8px;
    }
}

#info-distrito {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 15px 20px;
    background-color: #f8f9fa;
    border-radius: 8px;
    margin: 10px 0;
    width: 100%;
    min-height: 60px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    flex-wrap: wrap;
    gap: 10px;
}

@media (max-width: 768px) {
    #info-distrito {
        justify-content: center;
        text-align: center;
        padding: 12px 16px;
        gap: 8px;
    }
}

#info-distrito img {
    width: auto;
    max-width: 250px;
    min-width: 60px;
    height: auto;
    max-height: 80px;
    border-radius: 4px;
    border: 1px solid #ddd;
    background-color: white;
    padding: 5px;
    object-fit: contain;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    #info-distrito img {
        max-width: 80px;
        min-width: 50px;
        max-height: 60px;
    }
}

@media (max-width: 480px) {
    #info-distrito img {
        max-width: 60px;
        min-width: 40px;
        max-height: 50px;
    }
}

#info-distrito h3 {
    font-size: 1.8em;
    font-weight: bold;
    color: #37424e;
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
    letter-spacing: 0.5px;
    line-height: 1.2;
    word-wrap: break-word;
    hyphens: auto;
    flex-grow: 1;
}

@media (max-width: 768px) {
    #info-distrito h3 {
        font-size: 1.4em;
    }
}

@media (max-width: 480px) {
    #info-distrito h3 {
        font-size: 1.2em;
    }
}

#main-layout {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 15px;
    flex-wrap: nowrap;
    padding: 0 10px;
    max-width: 1400px;
    margin: 0 auto;
}

@media (max-width: 1200px) {
    #main-layout {
        gap: 10px;
    }
}

@media (max-width: 768px) {
    #main-layout {
        flex-direction: column;
        gap: 15px;
        padding: 0 5px;
    }
}

.container {
    position: relative;
    display: inline-block;
    max-width: 1200px;
    margin: 0;
}

#boleta-container {
    position: relative;
    flex: 1;
    background-color: white;
    border-radius: var(--radio-borde);
    padding: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
    #boleta-container {
        width: 100%;
        padding: 8px;
        overflow-x: auto;
    }
}

#paneles-container {
    flex: 0 0 280px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    position: sticky;
    top: 20px;
    align-self: flex-start;
    max-height: 90vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 1200px) {
    #paneles-container {
        flex: 0 0 220px;
    }
}

@media (max-width: 768px) {
    #paneles-container {
        flex: none;
        width: 100%;
        position: static;
        max-height: none;
        order: -1;
    }
}

#seleccion-panel, #advertencia-panel {
    text-align: left;
    padding: 15px;
    border-radius: 10px;
    margin-top: 0;
    box-sizing: border-box;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height var(--transicion-lenta) ease, 
                opacity var(--transicion-normal) ease, 
                padding var(--transicion-rapida) ease;
    padding-top: 0;
    padding-bottom: 0;
}

@media (max-width: 768px) {
    #seleccion-panel, #advertencia-panel {
        padding: 12px;
    }
}

#seleccion-panel.active, #advertencia-panel.active {
    max-height: 500px;
    opacity: 1;
    padding: 15px;
}

@media (max-width: 768px) {
    #seleccion-panel.active, #advertencia-panel.active {
        max-height: 400px;
        padding: 12px;
    }
}

#seleccion-panel {
    background: var(--color-fondo-panel-seleccion);
    color: var(--color-primario);
    margin-bottom: 10px;
    border: 1px solid #ccc;
}

#advertencia-panel {
    background: white;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 10px;
    margin-top: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    max-height: 300px;
    overflow-y: auto;
    width: 100%;
}

#advertencia-panel.destacado {
    border-color: #ffcc00;
    box-shadow: 0 0 8px rgba(255, 204, 0, 0.5);
}

#seleccion-panel h3,
#advertencia-panel h3 {
    font-size: 18px;
    margin-bottom: 10px;
    margin-top: 0;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
    color: #333;
    display: flex;
    align-items: center;
}

@media (max-width: 768px) {
    #seleccion-panel h3,
    #advertencia-panel h3 {
        font-size: 16px;
    }
}

#advertencia-panel h3::before {
    content: "⚠️";
    margin-right: 8px;
}

#seleccion-panel ul,
#advertencia-panel ul {
    margin-top: 0;
    margin-bottom: 10px;
    padding-left: 16px;
}

#lista-advertencias {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

#seleccion-panel li,
#advertencia-panel li {
    font-size: 14px;
    margin-bottom: 6px;
    line-height: 1.4;
}

@media (max-width: 768px) {
    #seleccion-panel li,
    #advertencia-panel li {
        font-size: 16px;
        margin-bottom: 8px;
    }
}

#seleccion-panel li::after {
    content: "✔";
    color: var(--color-verde);
    margin-left: 6px;
    font-weight: bold;
}

#lista-advertencias li {
    margin-bottom: 8px;
    padding: 8px 10px;
    border-radius: 4px;
    border-left: 4px solid #ccc;
    background-color: #f8f8f8;
    font-size: 13px;
    position: relative;
    transition: all 0.2s ease;
    display: flex;
    align-items: flex-start;
    width: 100%;
    box-sizing: border-box;
    animation: fadeIn 0.3s ease-out;
    gap: 6px;
}

@media (max-width: 768px) {
    #lista-advertencias li {
        font-size: 14px;
        padding: 10px 12px;
        margin-bottom: 10px;
        gap: 8px;
    }
}

#lista-advertencias li:hover {
    background-color: #f0f0f0;
}

#lista-advertencias li:last-child {
    margin-bottom: 0;
}

#lista-advertencias li:first-child {
    animation: slideDown 0.3s ease-out;
}

#lista-advertencias li.advertencia-encabezado {
    border-left-color: #ff4d4d;
    background-color: #fff4f4;
}

#lista-advertencias li.advertencia-senadores {
    border-left-color: #4d79ff;
    background-color: #f4f6ff;
}

#lista-advertencias li.advertencia-diputados {
    border-left-color: #ffa64d;
    background-color: #fff8f4;
}

#lista-advertencias li.advertencia-general {
    border-left-color: #808080;
    background-color: #f4f4f4;
}

.orden-advertencia {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: #666;
    color: white;
    font-size: 10px;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .orden-advertencia {
        width: 20px;
        height: 20px;
        font-size: 11px;
    }
}

.advertencia-encabezado .orden-advertencia {
    background-color: #cc3333;
}

.advertencia-senadores .orden-advertencia {
    background-color: #3366cc;
}

.advertencia-diputados .orden-advertencia {
    background-color: #cc7a33;
}

.tiempo-advertencia {
    font-size: 10px;
    color: #666;
    font-family: monospace;
    min-width: 60px;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .tiempo-advertencia {
        font-size: 11px;
        min-width: 65px;
    }
}

.icono-advertencia {
    font-size: 14px;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .icono-advertencia {
        font-size: 16px;
    }
}

.texto-advertencia {
    flex-grow: 1;
    white-space: normal;
    word-break: break-word;
    line-height: 1.3;
}

#advertencia-panel::-webkit-scrollbar {
    width: 6px;
}

#advertencia-panel::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

#advertencia-panel::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 3px;
}

#advertencia-panel::-webkit-scrollbar-thumb:hover {
    background: #999;
}

#popup-movil {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1001;
}

#popup-movil .popup-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    max-width: 450px;
    width: 90%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    text-align: center;
    animation: fadeIn 0.3s ease-out;
    font-family: Arial, sans-serif;
}

#popup-movil h2 {
    color: #37424e;
    margin-bottom: 15px;
    font-size: 1.5em;
    font-weight: bold;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

#popup-movil p {
    margin-bottom: 12px;
    line-height: 1.6;
    color: #333;
    font-size: 16px;
}

#popup-movil p strong {
    color: #007BFF;
}

#popup-movil button {
    background-color: #007BFF;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    margin: 10px;
    border-radius: 5px;
    transition: filter 0.3s, transform 0.2s;
}

#popup-movil button:hover {
    filter: brightness(85%);
    transform: scale(1.05);
}

#popup-movil button:focus {
    outline: 3px solid rgba(0, 123, 255, 0.5);
    outline-offset: 2px;
}

.oculto {
    display: none !important;
}

@keyframes pop {
    0% { transform: scale(0.8); opacity: 0; }
    50% { transform: scale(1.2); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@supports (-webkit-overflow-scrolling: touch) {
    #boleta-container,
    #paneles-container,
    .modal {
        -webkit-overflow-scrolling: touch;
    }
}

body.modal-open {
    position: fixed;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

@media (prefers-contrast: high) {
    .clickable.selected {
        border-width: 3px;
    }
    
    button:focus {
        outline-width: 4px;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}