/* ==========================================================================
   DRU — ASISTENTE VIRTUAL & CONCIERGE DE CASA ALESSANDRA
   Estética Glassmorphism Náutica / Lujo Costero (Azul Océano & Arena Dorada)
   ========================================================================== */

:root {
    --dru-navy-deep: #0b1723;
    --dru-navy-card: rgba(13, 29, 46, 0.94);
    --dru-gold: #c4a47c;
    --dru-gold-glow: rgba(196, 164, 124, 0.4);
    --dru-gold-light: #dfcaa7;
    --dru-text-white: #ffffff;
    --dru-text-muted: #94a3b8;
    --dru-online-green: #10b981;
}

/* --- Botón Flotante (Launcher) --- */
#dru-launcher-container {
    position: fixed;
    bottom: 75px;
    right: 30px;
    z-index: 2500;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 14px;
    font-family: 'Montserrat', sans-serif;
}

/* Burbuja de Saludo Inicial Automático */
#dru-speech-bubble {
    background: rgba(15, 33, 53, 0.95);
    border: 1px solid var(--dru-gold);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 16px 22px;
    border-radius: 22px 22px 4px 22px;
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.5);
    color: var(--dru-text-white);
    max-width: 350px;
    font-size: 0.96rem;
    line-height: 1.5;
    position: relative;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    animation: druFadeUp 0.6s ease-out forwards;
}

#dru-speech-bubble:hover {
    transform: translateY(-2px);
    border-color: #ffffff;
    box-shadow: 0 12px 35px rgba(196, 164, 124, 0.25);
}

.dru-bubble-close {
    position: absolute;
    top: 6px;
    right: 10px;
    background: none;
    border: none;
    color: var(--dru-text-muted);
    font-size: 15px;
    cursor: pointer;
    padding: 2px 6px;
}

.dru-bubble-close:hover {
    color: var(--dru-text-white);
}

/* Botón Circular Principal de Dru */
#dru-launcher-btn {
    display: flex;
    align-items: center;
    gap: 14px;
    background: linear-gradient(135deg, #163654 0%, #0d2134 100%);
    border: 2.5px solid var(--dru-gold);
    padding: 8px 24px 8px 10px;
    border-radius: 60px;
    cursor: pointer;
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.5), 0 0 22px var(--dru-gold-glow);
    transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    outline: none;
}

#dru-launcher-btn:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.55), 0 0 30px rgba(196, 164, 124, 0.65);
    border-color: #ffffff;
}

.dru-avatar-wrapper {
    position: relative;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    overflow: visible;
}

.dru-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--dru-gold);
}

.dru-online-badge {
    position: absolute;
    bottom: 1px;
    right: 1px;
    width: 15px;
    height: 15px;
    background-color: var(--dru-online-green);
    border: 2.5px solid #0b1723;
    border-radius: 50%;
    box-shadow: 0 0 10px var(--dru-online-green);
}

.dru-launcher-label {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.dru-launcher-title {
    color: var(--dru-text-white);
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: 0.5px;
}

.dru-launcher-sub {
    color: var(--dru-gold);
    font-size: 0.82rem;
    font-weight: 600;
}

/* --- Ventana Modal del Chat --- */
#dru-chat-window {
    position: fixed;
    bottom: 75px;
    right: 30px;
    width: 540px;
    max-width: calc(100vw - 40px);
    height: 80vh;
    max-height: 80vh;
    background: var(--dru-navy-card);
    border: 1px solid rgba(196, 164, 124, 0.4);
    border-radius: 28px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7), 0 0 45px rgba(196, 164, 124, 0.2);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 2501;
    display: none;
    flex-direction: column;
    overflow: hidden;
    font-family: 'Montserrat', sans-serif;
    animation: druWindowOpen 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

#dru-chat-window.active {
    display: flex;
}

/* Cabecera del Chat */
.dru-header {
    background: linear-gradient(135deg, rgba(28, 61, 90, 0.95) 0%, rgba(13, 33, 52, 0.95) 100%);
    padding: 20px 28px;
    border-bottom: 1px solid rgba(196, 164, 124, 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dru-header-left {
    display: flex;
    align-items: center;
    gap: 18px;
}

.dru-header-avatar {
    width: 82px;
    height: 82px;
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
}

.dru-header-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--dru-gold);
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4), 0 0 15px var(--dru-gold-glow);
}

.dru-header-avatar .dru-online-badge {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    background-color: var(--dru-online-green);
    border: 3px solid #0b1723;
    border-radius: 50%;
    box-shadow: 0 0 10px var(--dru-online-green);
}

.dru-header-info h4 {
    margin: 0;
    font-family: 'Playfair Display', serif;
    font-size: 1.65rem;
    color: var(--dru-text-white);
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.dru-verified-star {
    color: var(--dru-gold);
    font-size: 1.25rem;
}

.dru-header-info span {
    font-size: 0.95rem;
    color: var(--dru-gold-light);
    display: block;
    margin-top: 3px;
    font-weight: 500;
    letter-spacing: 0.3px;
}

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

.dru-btn-icon {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--dru-text-muted);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 18px;
}

.dru-btn-icon:hover {
    background: rgba(196, 164, 124, 0.25);
    color: var(--dru-text-white);
    border-color: var(--dru-gold);
}

.dru-btn-icon.active {
    background: var(--dru-gold);
    color: #0b1723;
}

/* Área de Mensajes */
.dru-messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 22px 24px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    scroll-behavior: smooth;
}

.dru-messages-container::-webkit-scrollbar {
    width: 6px;
}
.dru-messages-container::-webkit-scrollbar-thumb {
    background: rgba(196, 164, 124, 0.35);
    border-radius: 6px;
}

/* Burbujas de Chat */
.dru-msg-row {
    display: flex;
    gap: 12px;
    max-width: 90%;
}

.dru-msg-row.bot {
    align-self: flex-start;
}

.dru-msg-row.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.dru-msg-bubble {
    padding: 16px 22px;
    border-radius: 22px;
    font-size: 1.02rem;
    line-height: 1.6;
    word-break: break-word;
}

.dru-msg-row.bot .dru-msg-bubble {
    background: rgba(22, 54, 84, 0.7);
    border: 1px solid rgba(196, 164, 124, 0.25);
    color: #f1f5f9;
    border-bottom-left-radius: 4px;
}

.dru-msg-row.user .dru-msg-bubble {
    background: linear-gradient(135deg, #c4a47c 0%, #a88960 100%);
    color: #0d1b2a;
    font-weight: 500;
    border-bottom-right-radius: 4px;
    box-shadow: 0 4px 18px rgba(196, 164, 124, 0.25);
}

.dru-msg-time {
    font-size: 0.74rem;
    opacity: 0.65;
    margin-top: 6px;
    display: block;
    text-align: right;
}

/* Chips de Sugerencias Rápidas */
.dru-quick-prompts {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    padding: 10px 0 4px 0;
}

.dru-chip {
    background: rgba(196, 164, 124, 0.12);
    border: 1px solid rgba(196, 164, 124, 0.35);
    color: var(--dru-gold-light);
    font-size: 0.88rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 24px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.dru-chip:hover {
    background: var(--dru-gold);
    color: #0b1723;
    border-color: var(--dru-gold);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(196, 164, 124, 0.35);
}

/* Tarjetas de Acción de Dru (Botones interactivos en mensajes) */
.dru-action-card {
    margin-top: 12px;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(196, 164, 124, 0.35);
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dru-action-btn {
    background: linear-gradient(135deg, #c4a47c 0%, #b39166 100%);
    color: #0b1723;
    font-weight: 700;
    font-size: 0.92rem;
    padding: 10px 18px;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    transition: all 0.2s;
}

.dru-action-btn:hover {
    background: #dfcaa7;
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(196, 164, 124, 0.45);
}

.dru-action-btn.secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.dru-action-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.dru-action-btn.maps-btn {
    background: linear-gradient(135deg, #1e88e5 0%, #1565c0 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(21, 101, 192, 0.35);
}

.dru-action-btn.maps-btn:hover {
    background: linear-gradient(135deg, #2196f3 0%, #1976d2 100%);
    box-shadow: 0 6px 18px rgba(33, 150, 243, 0.5);
    transform: translateY(-1px);
}

/* Enlaces interactivos en los mensajes de Dru */
.dru-inline-link {
    color: #e5c89f;
    text-decoration: underline;
    font-weight: 600;
    transition: all 0.2s ease;
    word-break: break-all;
}

.dru-inline-link:hover {
    color: #ffffff;
    text-shadow: 0 0 8px rgba(229, 200, 159, 0.6);
}

.dru-maps-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(30, 144, 255, 0.18);
    color: #8ac4ff;
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid rgba(138, 196, 255, 0.4);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 600;
    margin: 4px 0;
    transition: all 0.2s ease;
}

.dru-maps-pill:hover {
    background: rgba(30, 144, 255, 0.32);
    color: #ffffff;
    border-color: #8ac4ff;
    box-shadow: 0 2px 10px rgba(30, 144, 255, 0.35);
    transform: translateY(-1px);
}

/* Indicador de Escritura */
.dru-typing-indicator {
    display: none;
    align-items: center;
    gap: 5px;
    padding: 12px 20px;
    background: rgba(22, 54, 84, 0.55);
    border: 1px solid rgba(196, 164, 124, 0.2);
    border-radius: 20px;
    width: fit-content;
    border-bottom-left-radius: 4px;
}

.dru-typing-dot {
    width: 8px;
    height: 8px;
    background: var(--dru-gold);
    border-radius: 50%;
    animation: druDotBounce 1.2s infinite ease-in-out;
}
.dru-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.dru-typing-dot:nth-child(3) { animation-delay: 0.4s; }

/* Entrada de Texto y Envío */
.dru-input-area {
    padding: 16px 20px;
    background: rgba(10, 23, 36, 0.96);
    border-top: 1px solid rgba(196, 164, 124, 0.25);
    display: flex;
    align-items: center;
    gap: 12px;
}

#dru-user-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 26px;
    padding: 13px 20px;
    color: #ffffff;
    font-size: 1.02rem;
    font-family: inherit;
    outline: none;
    transition: all 0.2s;
}

#dru-user-input:focus {
    border-color: var(--dru-gold);
    background: rgba(255, 255, 255, 0.09);
    box-shadow: 0 0 12px rgba(196, 164, 124, 0.3);
}

#dru-user-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.94rem;
}

.dru-send-btn {
    background: var(--dru-gold);
    color: #0b1723;
    border: none;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 18px;
    flex-shrink: 0;
}

.dru-send-btn:hover {
    background: #dfcaa7;
    transform: scale(1.05);
    box-shadow: 0 0 18px rgba(196, 164, 124, 0.55);
}

/* Botón de Dictado por Voz (Micrófono) */
.dru-mic-btn {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(196, 164, 124, 0.35);
    color: var(--dru-gold);
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.25s ease;
    font-size: 19px;
    flex-shrink: 0;
    outline: none;
}

.dru-mic-btn:hover {
    background: rgba(196, 164, 124, 0.25);
    border-color: var(--dru-gold);
    color: #ffffff;
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(196, 164, 124, 0.4);
}

.dru-mic-btn.recording {
    background: #dc2626 !important;
    border-color: #f87171 !important;
    color: #ffffff !important;
    animation: druMicPulse 1.2s infinite ease-in-out;
    box-shadow: 0 0 20px rgba(220, 38, 38, 0.7);
}

@keyframes druMicPulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.7); }
    50% { transform: scale(1.08); box-shadow: 0 0 0 10px rgba(220, 38, 38, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(220, 38, 38, 0); }
}

/* Animaciones */
@keyframes druFadeUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes druWindowOpen {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes druDotBounce {
    0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
    40% { transform: translateY(-5px); opacity: 1; }
}

/* Responsividad Tablet y Móvil */
@media (max-width: 800px) and (min-width: 601px) {
    #dru-chat-window {
        width: calc(100vw - 40px);
        right: 20px;
        bottom: 75px;
        height: 80vh;
        max-height: 80vh;
    }
}

@media (max-width: 600px) {
    #dru-launcher-container {
        bottom: 70px;
        right: 15px;
    }
    .dru-launcher-label {
        display: none;
    }
    #dru-launcher-btn {
        padding: 4px;
        border-radius: 50%;
    }
    .dru-avatar-wrapper {
        width: 50px;
        height: 50px;
    }
    #dru-chat-window {
        bottom: 0;
        right: 0;
        width: 100vw;
        max-width: 100vw;
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
        border: none;
    }
    .dru-header {
        padding: 14px 18px;
    }
    .dru-messages-container {
        padding: 16px 14px;
    }
    .dru-msg-bubble {
        font-size: 0.95rem;
    }
}

/* ── Barra de Feedback y Modo Aprendizaje de Dru ── */
.dru-msg-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    padding-top: 6px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.dru-feedback-bar {
    display: flex;
    align-items: center;
    gap: 6px;
}

.dru-fb-hint {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.45);
    margin-right: 2px;
}

.dru-fb-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    padding: 2px 7px;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #e2e8f0;
}

.dru-fb-btn:hover {
    background: rgba(212, 175, 55, 0.2);
    border-color: var(--dru-gold);
    transform: scale(1.08);
}

.dru-fb-btn.dru-fb-up:hover {
    background: rgba(34, 197, 94, 0.2);
    border-color: #22c55e;
}

.dru-fb-btn.dru-fb-down:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: #ef4444;
}

.dru-fb-btn.selected-good {
    background: rgba(34, 197, 94, 0.25);
    border-color: #22c55e;
    color: #4ade80;
    pointer-events: none;
}

.dru-fb-btn.selected-bad {
    background: rgba(239, 68, 68, 0.25);
    border-color: #ef4444;
    color: #f87171;
}

.dru-fb-status-msg {
    font-size: 0.75rem;
    color: #4ade80;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* Panel desplegable de Modo Aprendizaje */
.dru-fb-panel {
    margin-top: 10px;
    background: rgba(7, 13, 20, 0.95);
    border: 1px solid rgba(212, 175, 55, 0.35);
    border-radius: 10px;
    padding: 12px 14px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    animation: druFadeIn 0.25s ease-out;
}

.dru-fb-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    font-size: 0.85rem;
    color: var(--dru-gold-light);
}

.dru-fb-close {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 2px 6px;
}
.dru-fb-close:hover {
    color: #ffffff;
}

.dru-fb-desc {
    font-size: 0.78rem;
    color: #94a3b8;
    margin: 0 0 8px 0;
    line-height: 1.35;
}

.dru-fb-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.dru-fb-tag {
    font-size: 0.74rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #cbd5e1;
    border-radius: 6px;
    padding: 3px 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
}

.dru-fb-tag:hover {
    border-color: var(--dru-gold);
    color: #ffffff;
}

.dru-fb-tag.selected {
    background: rgba(212, 175, 55, 0.2);
    border-color: var(--dru-gold);
    color: var(--dru-gold-light);
    font-weight: 600;
}

.dru-fb-input {
    width: 100%;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    color: #f8fafc;
    font-family: inherit;
    font-size: 0.82rem;
    padding: 8px 10px;
    min-height: 55px;
    resize: vertical;
    outline: none;
    margin-bottom: 8px;
}

.dru-fb-input:focus {
    border-color: var(--dru-gold);
    background: rgba(255, 255, 255, 0.07);
}

.dru-fb-actions {
    display: flex;
    justify-content: flex-end;
}

.dru-fb-send-btn {
    background: linear-gradient(135deg, var(--dru-gold) 0%, var(--dru-gold-light) 100%);
    color: #0b1523;
    font-weight: 600;
    font-size: 0.8rem;
    border: none;
    border-radius: 6px;
    padding: 6px 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.dru-fb-send-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.35);
}

/* ── Superpoder de Aprendizaje Activo en Vivo ── */
.dru-learned-bubble {
    border: 1.5px solid var(--dru-gold) !important;
    background: linear-gradient(145deg, rgba(19, 34, 53, 0.95), rgba(7, 13, 20, 0.98)) !important;
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.25) !important;
    animation: druPulseGold 1.5s ease-out;
}

@keyframes druPulseGold {
    0% { transform: scale(0.97); box-shadow: 0 0 35px rgba(212, 175, 55, 0.5); }
    100% { transform: scale(1); box-shadow: 0 0 20px rgba(212, 175, 55, 0.25); }
}

.dru-learned-banner {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(212, 175, 55, 0.18);
    border: 1px solid var(--dru-gold);
    color: var(--dru-gold-light);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 20px;
    margin-bottom: 10px;
}