/* ============================================================
   Habetho Sports - Estilos globales con soporte de tema
   Tema oscuro por defecto. Cambia con [data-theme="light"].
   ============================================================ */

:root,
:root[data-theme="dark"] {
    --color-fondo: #0a0c10;
    --color-fondo-alt: #11141e;
    --color-superficie: #171c2a;
    --color-borde: #252c3e;
    --color-texto: #f1f3f9;
    --color-texto-suave: #94a3b8;
    --color-primario: #ff6a00;
    --color-primario-hover: #ff8533;
    --color-acento: #14b8a6;
    --color-error: #ef4444;
    --color-exito: #10b981;
    --sombra: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
    --sombra-resplandor: 0 0 20px rgba(255, 106, 0, 0.15);
    /* Alias de compatibilidad usados en varias páginas/componentes. */
    --color-peligro: var(--color-error);
    --color-primario-oscuro: var(--color-primario-hover);
    --color-fondo-secundario: var(--color-fondo-alt);
    color-scheme: dark;
}

:root[data-theme="light"] {
    --color-fondo: #f8fafc;
    --color-fondo-alt: #ffffff;
    --color-superficie: #ffffff;
    --color-borde: #e2e8f0;
    --color-texto: #0f172a;
    --color-texto-suave: #64748b;
    --color-primario: #ea580c;
    --color-primario-hover: #c2410c;
    --color-acento: #0d9488;
    --color-error: #dc2626;
    --color-exito: #059669;
    --sombra: 0 10px 25px -5px rgba(15, 23, 42, 0.05), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
    --sombra-resplandor: 0 0 15px rgba(234, 88, 12, 0.1);
    color-scheme: light;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    background-color: var(--color-fondo);
    color: var(--color-texto);
    font-family: 'Poppins', 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    transition: background-color .25s ease, color .25s ease;
}

*, *::before, *::after {
    box-sizing: border-box;
}

body {
    overflow-x: hidden;
}

img, video, canvas, svg {
    max-width: 100%;
}

/* Encabezados con el carácter de la plantilla: claros, peso medio. */
h1, h2, h3, h4, h5 {
    font-family: 'Poppins', 'Segoe UI', system-ui, sans-serif;
    font-weight: 600;
    letter-spacing: -.01em;
    color: var(--color-texto);
}

/* Mejor legibilidad de párrafos y encabezados. */
p { line-height: 1.7; }
h1 { line-height: 1.25; }
h2, h3, h4 { line-height: 1.35; }

/* Foco visible para navegación por teclado (accesibilidad). */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--color-primario);
    outline-offset: 2px;
    border-radius: 6px;
}

a {
    color: var(--color-primario);
    text-decoration: none;
}

a:hover { color: var(--color-primario-hover); text-decoration: underline; }

h1, h2, h3, h4 { color: var(--color-texto); margin-top: 0; }

h1:focus { outline: none; }

button, .btn {
    cursor: pointer;
    border: 1px solid var(--color-borde);
    background-color: var(--color-superficie);
    color: var(--color-texto);
    padding: .65rem 1.3rem;
    border-radius: 12px;
    font-family: inherit;
    font-weight: 600;
    letter-spacing: .01em;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    text-align: center;
    line-height: 1.2;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

button:hover, .btn:hover {
    border-color: var(--color-primario);
    color: var(--color-primario);
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 106, 0, 0.1);
}

button:active, .btn:active {
    transform: translateY(0);
}

.btn-primario {
    background: linear-gradient(135deg, var(--color-primario), color-mix(in srgb, var(--color-primario) 85%, #fff 15%));
    color: #fff;
    border-color: transparent;
    font-weight: 600;
    box-shadow: 0 4px 15px -3px rgba(255, 106, 0, 0.4);
}

/* Hover estilo plantilla: el botón principal se vacía y deja el contorno dorado. */
.btn-primario:hover {
    background: transparent;
    border-color: var(--color-primario);
    color: var(--color-primario);
    box-shadow: none;
    transform: translateY(-2px);
}

.btn-peligro {
    background-color: transparent;
    color: var(--color-error);
    border-color: var(--color-error);
}

.btn-peligro:hover {
    background-color: var(--color-error);
    color: #fff;
    border-color: var(--color-error);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

input, select, textarea {
    background-color: var(--color-fondo-alt);
    color: var(--color-texto);
    border: 1px solid var(--color-borde);
    border-radius: 10px;
    padding: .65rem .85rem;
    font: inherit;
    width: 100%;
    box-sizing: border-box;
    transition: all 0.2s ease;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.15);
    background-color: var(--color-superficie);
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background-color: var(--color-superficie);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--color-borde);
}

th, td {
    padding: .9rem 1.2rem;
    text-align: left;
    border-bottom: 1px solid var(--color-borde);
}

th {
    background-color: var(--color-fondo-alt);
    font-weight: 700;
    color: var(--color-texto);
    border-bottom: 2px solid var(--color-borde);
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background-color: color-mix(in srgb, var(--color-primario) 4%, transparent);
}

.tarjeta {
    background-color: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--sombra);
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease, border-color 0.3s ease;
}

.tarjeta:hover {
    transform: translateY(-4px);
    box-shadow: var(--sombra), var(--sombra-resplandor);
    border-color: color-mix(in srgb, var(--color-primario) 30%, var(--color-borde));
}

.cuadricula {
    display: grid;
    gap: 1.25rem;
    /* Máximo 4 columnas: el ancho mínimo crece para no superar 4, y baja a 260px en pantallas pequeñas. */
    grid-template-columns: repeat(auto-fill, minmax(max(260px, (100% - 3 * 1.25rem) / 4), 1fr));
}

.etiqueta {
    display: inline-block;
    padding: .15rem .55rem;
    font-size: .75rem;
    border-radius: 999px;
    background-color: var(--color-fondo-alt);
    color: var(--color-texto-suave);
    border: 1px solid var(--color-borde);
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--color-exito);
}

.invalid {
    outline: 1px solid var(--color-error);
}

.validation-message {
    color: var(--color-error);
    font-size: .85rem;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

@media (max-width: 640px) {
    h1 { font-size: 1.85rem; }
    h2 { font-size: 1.35rem; }

    .tarjeta {
        padding: 1rem;
    }

    table {
        display: block;
        max-width: 100%;
        overflow-x: auto;
        white-space: nowrap;
        -webkit-overflow-scrolling: touch;
    }

    button,
    .btn {
        min-height: 44px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
    }
}

/* ============================================================
   Medios de ejercicio (imagen / vídeo / iframe)
   ============================================================ */
.media-ejercicio {
    width: 100%;
    aspect-ratio: 16 / 9;
    display: block;
    border: none;
    border-radius: 12px;
    background: #000;
    object-fit: contain;
}

.media-ejercicio.media-vacia {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-fondo-alt);
    color: var(--color-texto-suave);
    font-size: .9rem;
}

/* ============================================================
   Interruptor "Solo favoritos"
   ============================================================ */
.toggle-favoritos {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    cursor: pointer;
    user-select: none;
    font-weight: 600;
    color: var(--color-texto);
}

.toggle-favoritos input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-favoritos .pista {
    position: relative;
    width: 46px;
    height: 26px;
    border-radius: 999px;
    background: var(--color-borde);
    border: 1px solid var(--color-borde);
    transition: background-color .2s ease;
    flex-shrink: 0;
}

.toggle-favoritos .pista::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #fff;
    transition: transform .2s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .35);
}

.toggle-favoritos input:checked + .pista {
    background: var(--color-primario);
    border-color: var(--color-primario);
}

.toggle-favoritos input:checked + .pista::after {
    transform: translateX(20px);
}

.toggle-favoritos input:focus-visible + .pista {
    box-shadow: 0 0 0 3px rgba(255, 106, 0, .3);
}

/* ============================================================
   Modal genérico
   ============================================================ */
.modal-fondo {
    position: fixed;
    inset: 0;
    z-index: 1200;
    background: rgba(0, 0, 0, .75);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-caja {
    background: var(--color-superficie);
    border: 1px solid var(--color-borde);
    border-radius: 16px;
    box-shadow: var(--sombra);
    width: 100%;
    max-width: 760px;
    max-height: 92vh;
    overflow: auto;
    padding: 1.25rem;
}

.modal-cabecera {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
}

.modal-cabecera h2, .modal-cabecera h3 { margin: 0; }

.modal-cerrar {
    border: none;
    background: transparent;
    color: var(--color-texto-suave);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    padding: .25rem .5rem;
    border-radius: 8px;
}

.modal-cerrar:hover {
    background: var(--color-fondo-alt);
    color: var(--color-texto);
}