:root {
    --navbar-bg: #1e3c72;
    --surface: #ffffff;
    --on-surface: #212121;
    --accent: #CE1126;
    --shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    --card-radius: 12px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #2D2A4A 20%, #002D62 40%, #FFFFFF 60%, #A51931 80%, #CE1126 100%);
    background-size: 200% 200%;
    animation: gradientBG 12s ease infinite;
    min-height: 100vh;
    padding: 56px 0 72px; /* Espacio para navbar y footer fijos */
    overflow-x: hidden;
    color: var(--on-surface);
    touch-action: manipulation; /* Mejora la respuesta táctil */
    -webkit-overflow-scrolling: touch; /* Suaviza el scroll en iOS */
    -webkit-user-select: none; /* Evita selección accidental */
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Navbar fija en la parte superior */
.navbar {
    background: var(--navbar-bg);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 8px 16px;
    height: 56px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    color: #fff;
    font-size: 1.2rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.navbar-brand img {
    height: 32px;
    transition: transform 0.3s ease;
}

.btn-logout {
    color: #fff;
    background: none;
    border: none;
    padding: 0;
    display: flex;
    align-items: center;
    cursor: pointer;
}

.btn-logout i {
    font-size: 1.5rem;
}

/* Contenido principal */
.content {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    animation: slideIn 0.4s ease forwards;
    max-width: 100%;
    overflow-y: auto; /* Permite scroll vertical */
}

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

.header-text {
    color: #fff;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: 12px;
    background: rgba(30, 60, 114, 0.8);
    padding: 8px;
    border-radius: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Tarjeta de combate */
.combat-card {
    background: var(--surface);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: transform 0.2s ease;
    width: 100%;
    max-width: 480px; /* Limita el ancho en pantallas grandes */
    margin: 0 auto; /* Centra en pantallas más anchas */
}

.combat-card:hover {
    transform: scale(1.02);
}

.combat-header {
    text-align: center;
    background: rgba(206, 17, 38, 0.1);
    padding: 6px;
    border-radius: 8px 8px 0 0;
}

.combat-header h3 {
    color: var(--accent);
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
}

.combat-header i {
    font-size: 1.2rem;
}

.combat-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    flex-wrap: wrap; /* Permite que se ajuste en pantallas pequeñas */
    gap: 8px;
}

.participant {
    width: 100%; /* Por defecto ocupa todo el ancho en móviles */
    background: rgba(255, 255, 255, 0.9);
    padding: 8px;
    border-radius: 8px;
    text-align: center;
}

.participant span {
    display: block;
    margin: 2px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.participant .name {
    font-weight: 500;
    color: var(--accent);
}

.vs {
    color: var(--accent);
    font-size: 1.2rem;
    font-weight: bold;
    width: 100%;
    text-align: center;
}

.combat-footer {
    text-align: center;
    font-size: 0.8rem;
    color: var(--on-surface);
    margin-top: 8px;
}

.status {
    background: rgba(255, 255, 255, 0.8);
    padding: 4px 8px;
    border-radius: 6px;
    font-weight: 500;
}

.no-combates {
    color: #757575;
    font-size: 0.9rem;
    text-align: center;
    padding: 12px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    max-width: 480px;
    margin: 0 auto;
}

/* Footer fijo en la parte inferior */
.footer {
    background: var(--navbar-bg);
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 72px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: var(--shadow);
    z-index: 1000;
}

.footer-btn {
    background: none;
    border: none;
    color: #fff;
    font-size: 0.75rem;
    padding: 8px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    transition: color 0.2s ease, transform 0.2s ease;
}

.footer-btn i {
    font-size: 1.6rem;
    margin-bottom: 4px;
}

.footer-btn:hover, .footer-btn.active {
    color: var(--accent);
    transform: scale(1.1);
}

/* Media Queries para pantallas móviles */
@media (min-width: 360px) {
    .combat-info {
        flex-wrap: nowrap; /* Dos columnas en pantallas más grandes */
    }

    .participant {
        width: 45%; /* Participantes uno al lado del otro */
    }

    .vs {
        width: auto; /* "VS" entre los participantes */
    }

    .header-text {
        font-size: 1.1rem;
    }
}

@media (min-width: 480px) {
    .combat-card {
        max-width: 480px;
    }

    .header-text {
        font-size: 1.2rem;
    }
}

@media (min-width: 768px) {
    .combat-card {
        max-width: 600px;
    }

    .combat-info {
        font-size: 0.9rem;
    }

    .header-text {
        font-size: 1.3rem;
    }
}