/**
 * Despunta Reservas - Chatbot Widget Styles
 * Mobile-first approach
 */

/* ============================================
   CSS Custom Properties (Theme)
   ============================================ */
.despunta-chat-widget {
    --despunta-primary: #cb148d;
    --despunta-primary-dark: color-mix(in srgb, var(--despunta-primary) 85%, black);
    --despunta-primary-light: color-mix(in srgb, var(--despunta-primary) 15%, white);
    --despunta-text: #1f2937;
    --despunta-text-light: #6b7280;
    --despunta-bg: #ffffff;
    --despunta-bg-alt: #f3f4f6;
    --despunta-border: #e5e7eb;
    --despunta-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    --despunta-radius: 16px;
    --despunta-radius-sm: 8px;
    --despunta-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Base Widget Container
   ============================================ */
.despunta-chat-widget {
    position: fixed;
    bottom: 20px;
    z-index: 999999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    box-sizing: border-box;
}

.despunta-chat-widget *,
.despunta-chat-widget *::before,
.despunta-chat-widget *::after {
    box-sizing: inherit;
}

.despunta-chat-widget.despunta-chat-right {
    right: 20px;
}

.despunta-chat-widget.despunta-chat-left {
    left: 20px;
}

/* ============================================
   Toggle Button (FAB)
   ============================================ */
.despunta-chat-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--despunta-primary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    transition: transform var(--despunta-transition), box-shadow var(--despunta-transition);
    position: relative;
}

.despunta-chat-toggle:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
}

.despunta-chat-toggle:focus {
    outline: 3px solid var(--despunta-primary-light);
    outline-offset: 2px;
}

.despunta-chat-toggle-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--despunta-transition), opacity var(--despunta-transition);
}

.despunta-chat-toggle-icon svg {
    width: 28px;
    height: 28px;
}

.despunta-chat-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 22px;
    height: 22px;
    background: #ef4444;
    color: white;
    font-size: 12px;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: despunta-pulse 2s infinite;
}

@keyframes despunta-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ============================================
   Chat Window
   ============================================ */
.despunta-chat-window {
    position: absolute;
    bottom: 75px;
    width: 410px;
    max-width: calc(100vw - 40px);
    height: 550px;
    max-height: calc(100vh - 120px);
    background: var(--despunta-bg);
    border-radius: var(--despunta-radius);
    box-shadow: var(--despunta-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: opacity var(--despunta-transition), 
                transform var(--despunta-transition), 
                visibility var(--despunta-transition);
}

.despunta-chat-right .despunta-chat-window {
    right: 0;
}

.despunta-chat-left .despunta-chat-window {
    left: 0;
}

.despunta-chat-widget.despunta-chat-open .despunta-chat-window {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* ============================================
   Chat Header
   ============================================ */
.despunta-chat-header {
    background: var(--despunta-primary);
    color: white;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.despunta-chat-header-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.despunta-chat-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.despunta-chat-avatar svg {
    width: 24px;
    height: 24px;
}

.despunta-chat-header-text {
    display: flex;
    flex-direction: column;
}

.despunta-chat-title {
    font-weight: 700;
    font-size: 16px;
}

.despunta-chat-subtitle {
    font-size: 12px;
    opacity: 0.9;
}

.despunta-chat-header-actions {
    display: flex;
    gap: 8px;
}

.despunta-chat-header-actions button {
    width: 36px;
    height: 36px;
    padding: 9px!important;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: background var(--despunta-transition), transform var(--despunta-transition);
}

.despunta-chat-header-actions button svg {
    width: 30px;
    height: 30px;
    fill: white;
}

.despunta-chat-header-actions button:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: scale(1.1);
}

.despunta-chat-header-actions button:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

/* ============================================
   Messages Container
   ============================================ */
.despunta-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    scroll-behavior: smooth;
}

/* Scrollbar styling */
.despunta-chat-messages::-webkit-scrollbar {
    width: 6px;
}

.despunta-chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.despunta-chat-messages::-webkit-scrollbar-thumb {
    background: var(--despunta-border);
    border-radius: 3px;
}

.despunta-chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--despunta-text-light);
}

/* ============================================
   Message Bubbles
   ============================================ */
.despunta-chat-message {
    display: flex;
    flex-direction: column;
    max-width: 85%;
    animation: despunta-fadeIn 0.3s ease;
}

@keyframes despunta-fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.despunta-chat-message.despunta-bot {
    align-self: flex-start;
}

.despunta-chat-message.despunta-user {
    align-self: flex-end;
}

.despunta-chat-bubble {
    padding: 12px 16px;
    border-radius: var(--despunta-radius);
    word-wrap: break-word;
}

.despunta-bot .despunta-chat-bubble {
    background: var(--despunta-bg-alt);
    color: var(--despunta-text);
    border-bottom-left-radius: 4px;
}

.despunta-user .despunta-chat-bubble {
    background: var(--despunta-primary);
    color: white;
    border-bottom-right-radius: 4px;
}

.despunta-chat-bubble p {
    margin: 0 0 8px 0;
}

.despunta-chat-bubble p:last-child {
    margin-bottom: 0;
}

.despunta-chat-bubble strong {
    font-weight: 600;
}

/* ============================================
   Typing Indicator
   ============================================ */
.despunta-chat-loading {
    align-self: flex-start;
    padding: 12px 16px;
    background: var(--despunta-bg-alt);
    border-radius: var(--despunta-radius);
    border-bottom-left-radius: 4px;
}

.despunta-chat-typing {
    display: flex;
    gap: 4px;
}

.despunta-chat-typing span {
    width: 8px;
    height: 8px;
    background: var(--despunta-text-light);
    border-radius: 50%;
    animation: despunta-typing 1.4s infinite ease-in-out;
}

.despunta-chat-typing span:nth-child(2) {
    animation-delay: 0.2s;
}

.despunta-chat-typing span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes despunta-typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-6px);
        opacity: 1;
    }
}

/* ============================================
   Response Area (Options & Forms)
   ============================================ */
.despunta-chat-response-area {
    padding: 16px 20px;
    background: var(--despunta-bg);
    border-top: 1px solid var(--despunta-border);
    flex-shrink: 0;
    max-height: 45%;
    overflow-y: auto;
}

.despunta-chat-response-area:empty {
    display: none;
}

/* Options Grid */
.despunta-chat-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.despunta-chat-option {
    width: 100%;
    padding: 12px 16px;
    background: var(--despunta-bg);
    border: 2px solid var(--despunta-border);
    border-radius: var(--despunta-radius-sm);
    cursor: pointer;
    text-align: left;
    font-size: 14px;
    font-weight: 500;
    color: var(--despunta-text);
    transition: all var(--despunta-transition);
}

.despunta-chat-option:hover {
    border-color: var(--despunta-primary);
    background: var(--despunta-primary-light);
}

.despunta-chat-option:focus {
    outline: none;
    border-color: var(--despunta-primary);
    box-shadow: 0 0 0 3px var(--despunta-primary-light);
}

.despunta-chat-option:active {
    transform: scale(0.98);
}

/* ============================================
   Form Styles
   ============================================ */
.despunta-chat-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.despunta-chat-form-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.despunta-chat-form-field label {
    font-size: 13px;
    font-weight: 600;
    color: var(--despunta-text);
}

.despunta-chat-form-field input {
    width: 100%;
    padding: 12px 14px;
    border: 2px solid var(--despunta-border);
    border-radius: var(--despunta-radius-sm);
    font-size: 15px;
    color: var(--despunta-text);
    transition: border-color var(--despunta-transition);
}

.despunta-chat-form-field input:focus {
    outline: none;
    border-color: var(--despunta-primary);
}

.despunta-chat-form-field input::placeholder {
    color: var(--despunta-text-light);
}

.despunta-chat-form-submit {
    width: 100%;
    padding: 14px;
    background: var(--despunta-primary);
    color: white;
    border: none;
    border-radius: var(--despunta-radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--despunta-transition), transform var(--despunta-transition);
    margin-top: 8px;
}

.despunta-chat-form-submit:hover {
    background: var(--despunta-primary-dark);
}

.despunta-chat-form-submit:active {
    transform: scale(0.98);
}

.despunta-chat-form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ============================================
   Footer
   ============================================ */
.despunta-chat-footer {
    padding: 10px 20px;
    background: var(--despunta-bg-alt);
    text-align: center;
    font-size: 12px;
    color: var(--despunta-text-light);
    flex-shrink: 0;
}

/* ============================================
   Mobile Responsive (Full Screen)
   ============================================ */
@media (max-width: 480px) {
    .despunta-chat-widget {
        bottom: 15px;
    }
    
    .despunta-chat-widget.despunta-chat-right {
        right: 15px;
    }
    
    .despunta-chat-widget.despunta-chat-left {
        left: 15px;
    }
    
    .despunta-chat-window {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        max-width: 100%;
        height: 100%;
        max-height: 100%;
        border-radius: 0;
    }
    
    .despunta-chat-right .despunta-chat-window,
    .despunta-chat-left .despunta-chat-window {
        left: 0;
        right: 0;
    }
    
    .despunta-chat-header {
        padding: 16px;
        padding-top: max(16px, env(safe-area-inset-top));
    }
    
    .despunta-chat-messages {
        padding: 16px;
    }
    
    .despunta-chat-response-area {
        padding: 16px;
        padding-bottom: max(16px, env(safe-area-inset-bottom));
    }
    
    .despunta-chat-footer {
        padding-bottom: max(10px, env(safe-area-inset-bottom));
    }
}

/* ============================================
   Accessibility
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    .despunta-chat-widget *,
    .despunta-chat-widget *::before,
    .despunta-chat-widget *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .despunta-chat-option {
        border-width: 3px;
    }
    
    .despunta-chat-form-field input {
        border-width: 3px;
    }
}

/* ============================================
   Dark Mode Support (Future)
   ============================================ */
@media (prefers-color-scheme: dark) {
    /* Uncomment to enable dark mode
    .despunta-chat-widget {
        --despunta-text: #f9fafb;
        --despunta-text-light: #9ca3af;
        --despunta-bg: #1f2937;
        --despunta-bg-alt: #374151;
        --despunta-border: #4b5563;
    }
    */
}