/* teclado.css */
#virtual-keyboard-container {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100vw;
    background: rgba(15, 20, 25, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    z-index: 20000;
    transition: bottom 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 -10px 40px rgba(0,0,0,0.6);
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    user-select: none;
}

#virtual-keyboard-container.show {
    bottom: 0;
}

.vk-row {
    display: flex;
    justify-content: center;
    gap: 4px;
    width: 100%;
}

.vk-key {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: white;
    border-radius: 6px;
    height: 40px;
    min-width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    transition: all 0.1s;
    flex: 1;
}

.vk-key:active, .vk-key.active-modifier {
    background: rgba(0, 242, 254, 0.4);
    transform: translateY(2px);
    box-shadow: none;
    border-color: #00f2fe;
}

/* Teclas especiales */
.vk-key.vk-special { background: rgba(0, 0, 0, 0.5); font-size: 12px; }
.vk-key.vk-space { flex: 10; }
.vk-key.vk-enter { flex: 2; background: rgba(0, 242, 254, 0.2); }
.vk-key.vk-shift, .vk-key.vk-caps, .vk-key.vk-back { flex: 2; }
.vk-arrows { display: flex; flex-direction: column; gap: 2px; justify-content: center; margin-left: 10px;}
.vk-arrows-top { display: flex; justify-content: center; }
.vk-arrows-bottom { display: flex; gap: 4px; }
.vk-arrow-key { height: 18px; min-width: 30px; }

/* Letras pequeñas para Shift/AltGr */
.vk-key sub, .vk-key sup { font-size: 9px; pointer-events: none; opacity: 0.6; }
.vk-key span { pointer-events: none; }