/* =========================================
   VARIABLES Y MODO CLARO / OSCURO
========================================= */
:root {
    --bg-app: #f0f2f5;
    --bg-card: #ffffff;
    --text-main: #1c1e21;
    --text-muted: #65676b;
    --accent: #2e81f4;
    --accent-hover: #1b65c4;
    --border-color: #e4e6eb;
    --chip-bg: #e4e6eb;
    --chip-text: #050505;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
    --bg-app: #18191a;
    --bg-card: #242526;
    --text-main: #e4e6eb;
    --text-muted: #b0b3b8;
    --accent: #4599ff;
    --accent-hover: #3578c9;
    --border-color: #3e4042;
    --chip-bg: #3a3b3c;
    --chip-text: #e4e6eb;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* =========================================
   ESTRUCTURA GENERAL TIPO APP
========================================= */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-app);
    color: var(--text-main);
    transition: background-color 0.3s, color 0.3s;
    max-width: 550px;
    margin: 0 auto;
    min-height: 100vh;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
    position: relative;
}

/* =========================================
   CABECERA (HEADER) Y AUTENTICACIÓN
========================================= */
.app-header {
    background-color: var(--bg-card);
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.app-title {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.theme-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-main);
}

/* =========================================
   SELECTOR DE DÍAS (TABS PRE-FETCHING)
========================================= */
.day-selector-grid {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.day-btn {
    flex: 1;
    padding: 12px 5px;
    background: var(--bg-app);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-muted);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    font-size: 0.9rem;
}

.day-btn:hover {
    background: var(--border-color);
}

.day-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: 0 4px 10px rgba(46, 129, 244, 0.3);
}

/* =========================================
   CONTROLES Y SELECTORES MÚLTIPLES
========================================= */
.controls-section {
    padding: 15px;
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.multiselect-container {
    position: relative;
    margin-bottom: 12px;
}

.multiselect-header {
    width: 100%;
    padding: 12px;
    background: var(--bg-app);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    font-weight: 500;
}

.multiselect-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-top: 5px;
    box-shadow: var(--shadow);
    z-index: 10;
    display: none;
    max-height: 250px;
    flex-direction: column;
}

.multiselect-dropdown.show {
    display: flex;
}

.search-input {
    padding: 12px;
    border: none;
    border-bottom: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-main);
    outline: none;
    font-size: 0.9rem;
}

.checkbox-list {
    overflow-y: auto;
    padding: 5px 0;
}

.checkbox-item {
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background 0.2s;
}

.checkbox-item:hover {
    background: var(--bg-app);
}

/* =========================================
   TARJETAS DE EVENTOS (FEED)
========================================= */
.agenda-feed {
    padding: 15px;
    padding-bottom: 40px;
}

.match-card {
    background-color: var(--bg-card);
    border-radius: 16px;
    padding: 18px;
    margin-bottom: 18px;
    box-shadow: var(--shadow);
    border-left: 5px solid var(--accent);
    transition: transform 0.2s;
}

.match-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    font-size: 0.75rem;
    font-weight: bold;
    color: var(--text-muted);
}

.league-info {
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
}

.league-logo {
    height: 24px;
    object-fit: contain;
}

.status-badge {
    background-color: rgba(46, 129, 244, 0.1);
    color: var(--accent);
    padding: 5px 10px;
    border-radius: 6px;
    text-transform: uppercase;
}

/* =========================================
   EQUIPOS Y MARCADOR
========================================= */
.teams-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.team {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 35%;
    text-align: center;
}

.team img {
    width: 55px;
    height: 55px;
    object-fit: contain;
    margin-bottom: 10px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.team span {
    font-weight: 700;
    font-size: 0.9rem;
    line-height: 1.2;
}

.score-box {
    display: flex;
    gap: 12px;
    align-items: center;
    font-size: 1.6rem;
    font-weight: 900;
    background: var(--bg-app);
    padding: 8px 18px;
    border-radius: 10px;
}

.vs {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-muted);
    background-color: var(--bg-app);
    padding: 6px 12px;
    border-radius: 12px;
}

/* =========================================
   HORARIOS Y CANALES DE TV
========================================= */
.timezones-box {
    background-color: var(--bg-app);
    padding: 15px;
    border-radius: 10px;
    font-size: 0.85rem;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.timezones-box strong {
    color: var(--text-main);
}

.btn-canales {
    background-color: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    width: 100%;
    font-weight: bold;
    transition: background 0.2s, color 0.2s;
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn-canales:hover {
    background-color: var(--accent);
    color: #fff;
}

.tv-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 15px;
}

/* Fondo oscuro clave para logos blancos (Apple TV, TNT, etc) */
.tv-grid img {
    height: 35px;
    object-fit: contain;
    background-color: #1a1b1e; 
    padding: 5px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.tv-grid span {
    font-size: 0.8rem;
    background: var(--bg-app);
    padding: 6px 10px;
    border-radius: 6px;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    font-weight: 500;
}

/* =========================================
   VENTANA MODAL (PREFERENCIAS)
========================================= */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.6);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(3px);
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    padding: 25px;
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    animation: modalFadeIn 0.3s ease;
}

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

.modal-content h2 {
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-muted);
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-app);
    color: var(--text-main);
    font-size: 0.95rem;
    outline: none;
}

.form-group input:focus {
    border-color: var(--accent);
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 10px;
    font-size: 1rem;
    transition: background 0.2s;
}

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

/* =========================================
   ANIMACIÓN DE CARGA E ÍCONOS
========================================= */
.loader-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.loader {
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--accent);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

i { margin-right: 5px; } /* Espaciado estándar para FontAwesome */
.tv-grid i { margin-right: 0; }
.btn-icon i { margin-right: 0; }