/* style.css - Windows 7 Aero Glass */

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

body {
    /* Tipografía nativa de Windows */
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    /* Fondo azul estilo escritorio clásico de Windows 7 */
    background: radial-gradient(circle at center, #1b8adb 0%, #175e96 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center; /* Centra la ventana en PC */
    padding: 20px;
}

/* El Escritorio */
.win7-desktop {
    width: 100%;
    max-width: 900px;
}

/* EL CRISTAL (Aero Window) */
.aero-window {
    border-radius: 8px;
    /* Fondo semi-transparente azulado */
    background: linear-gradient(135deg, rgba(200,225,255,0.4) 0%, rgba(130,180,230,0.3) 100%);
    /* El efecto mágico de desenfoque */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    /* Bordes brillantes y sombras de la ventana */
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 
        inset 0 0 2px rgba(255, 255, 255, 1),
        inset 0 10px 20px rgba(255,255,255,0.2),
        0 15px 35px rgba(0,0,0,0.4);
    padding: 0 8px 8px 8px; /* Crea el marco grueso inferior y lateral */
    display: flex;
    flex-direction: column;
}

/* Barra de título */
.aero-titlebar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 35px;
    padding-left: 8px;
}

.title-text {
    color: #000;
    font-size: 13px;
    text-shadow: 
        0 0 5px rgba(255,255,255,0.8),
        0 0 10px rgba(255,255,255,0.5); /* Resplandor blanco detrás del texto */
    display: flex;
    align-items: center;
    gap: 8px;
}

.title-icon {
    width: 16px;
    height: 16px;
}

/* Controles (Min, Max, Close) */
.aero-controls {
    display: flex;
    height: 20px;
    margin-top: -8px;
}

.win-btn {
    width: 32px;
    height: 20px;
    border: 1px solid rgba(0,0,0,0.3);
    border-top: none;
    background-color: rgba(255,255,255,0.3);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.5);
    border-radius: 0 0 3px 3px;
    margin-left: 2px;
}

.win-btn.close {
    width: 45px;
    background-color: rgba(220, 100, 100, 0.5);
    border-radius: 0 0 5px 5px;
}

/* Área de contenido de la ventana (Estilo Explorador de Windows) */
.aero-content {
    background-color: #f0f0f0; /* Color gris clásico de ventanas */
    border: 1px solid #555;
    border-radius: 3px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.toolbar {
    background: linear-gradient(to bottom, #ffffff, #e1eaf5);
    border-bottom: 1px solid #d9d9d9;
    padding: 8px 15px;
    font-size: 12px;
    color: #1e395b;
}

.main-body {
    background-color: #ffffff;
    padding: 20px;
    flex: 1;
}

/* ========================================= */
/* BOTONES ESTILO WINDOWS 7                  */
/* ========================================= */

.buttons-grid {
    display: grid;
    /* Responsivo: ajusta columnas según el ancho disponible */
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

.win7-action-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 15px;
    text-decoration: none;
    color: #000;
    
    /* Gradiente clásico del botón de Windows 7 */
    background: linear-gradient(to bottom, #f2f2f2 0%, #ebebeb 49%, #dddddd 50%, #cfcfcf 100%);
    border: 1px solid #707070;
    border-radius: 3px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.8), 0 1px 2px rgba(0,0,0,0.1);
    transition: all 0.1s ease;
}

/* El Hover mágico (Se ilumina en azul claro) */
.win7-action-btn:hover:not(.btn-disabled) {
    border-color: #3c7fb1;
    background: linear-gradient(to bottom, #eaf6fd 0%, #d9f0fc 49%, #bee6fd 50%, #a7d9f5 100%);
    box-shadow: inset 0 1px 0 rgba(255,255,255,1), inset 0 0 5px rgba(255,255,255,0.5), 0 1px 2px rgba(0,0,0,0.1);
    cursor: pointer;
}

/* Clic activo (Botón presionado) */
.win7-action-btn:active:not(.btn-disabled) {
    background: linear-gradient(to bottom, #e5f4fc 0%, #c4e5fa 49%, #98d1ef 50%, #68b3db 100%);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.btn-disabled {
    color: #888;
    background: #f0f0f0;
    border-color: #ccc;
    box-shadow: none;
    cursor: default;
}

/* Textos dentro del botón */
.btn-icon {
    font-size: 24px;
}

.btn-info {
    display: flex;
    flex-direction: column;
}

.btn-title {
    font-size: 14px;
    font-weight: 600;
    color: #1e395b; /* Azul oscuro típico de los textos en Win7 */
}

.btn-disabled .btn-title {
    color: #888;
}

.btn-desc {
    font-size: 11px;
    color: #666;
    margin-top: 2px;
}

/* Paginación estilo pequeños botones de Win7 */
.pagination-container {
    margin-top: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 13px;
}

.pagination-btns {
    display: flex;
    gap: 5px;
}

.win7-small-btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 28px;
    height: 24px;
    text-decoration: none;
    color: #000;
    background: linear-gradient(to bottom, #f2f2f2 0%, #ebebeb 49%, #dddddd 50%, #cfcfcf 100%);
    border: 1px solid #707070;
    border-radius: 3px;
    font-size: 12px;
}

.win7-small-btn:hover {
    border-color: #3c7fb1;
    background: linear-gradient(to bottom, #eaf6fd 0%, #d9f0fc 49%, #bee6fd 50%, #a7d9f5 100%);
}

.win7-small-btn.active {
    background: linear-gradient(to bottom, #e5f4fc 0%, #c4e5fa 49%, #98d1ef 50%, #68b3db 100%);
    border-color: #2c628b;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

/* Ajustes para pantallas pequeñas (Celulares) */
@media (max-width: 600px) {
    body {
        padding: 5px;
    }
    .aero-window {
        padding: 0 4px 4px 4px; /* Marco más delgado en celulares */
    }
    .main-body {
        padding: 10px;
    }
    .buttons-grid {
        grid-template-columns: 1fr; /* 1 columna en celulares para aprovechar espacio */
    }
}

/* ========================================= */
/* BARRA DE HERRAMIENTAS Y BOTÓN INICIO      */
/* ========================================= */

.toolbar {
    background: linear-gradient(to bottom, #ffffff, #e1eaf5);
    border-bottom: 1px solid #d9d9d9;
    padding: 6px 10px;
    display: flex;
    align-items: center;
    justify-content: center; /* ¡Esto centra el botón en medio de la ventana! */
}

.toolbar-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px; /* Separación entre el ícono y el texto */
    padding: 6px 16px;
    text-decoration: none;
    color: #1e395b; /* Azul clásico de Win7 */
    border: 1px solid transparent; 
    border-radius: 3px;
    transition: all 0.1s;
}

/* El ícono de la casita al mismo tamaño que los botones de abajo */
.toolbar-icon {
    font-size: 24px;
    line-height: 1; /* Evita que haga la barra más alta de lo necesario */
}

/* El texto de "Inicio" */
.toolbar-text {
    font-size: 14px;
    font-weight: 600;
}

/* Efecto hover estilo menú de Windows 7 */
.toolbar-btn:hover {
    border-color: #98d1ef;
    background: linear-gradient(to bottom, #eaf6fd 0%, #d9f0fc 49%, #bee6fd 50%, #a7d9f5 100%);
    box-shadow: inset 0 1px 0 rgba(255,255,255,1), 0 1px 2px rgba(0,0,0,0.1);
    cursor: pointer;
}

/* Efecto al hacer clic */
.toolbar-btn:active {
    background: linear-gradient(to bottom, #e5f4fc 0%, #c4e5fa 49%, #98d1ef 50%, #68b3db 100%);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

/* ========================================= */
/* AJUSTE PARA ICONOS PNG                    */
/* ========================================= */

.toolbar-icon img {
    width: 24px;
    height: 24px;
    object-fit: contain; /* Evita que la imagen se deforme */
    display: block;
    /* Pequeña sombra para darles estilo nativo de Windows */
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.2)); 
}

.btn-icon img {
    width: 32px; /* Tamaño clásico de los iconos de explorador en Win7 */
    height: 32px;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 2px 3px rgba(0,0,0,0.15));
}