/* ==========================================================================
   Chat Widget — ported from descomplicador.pt
   ========================================================================== */

/* Chat Bubble Wrapper */
.chat-bubble-wrapper {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 1001;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-direction: row;
    transition: opacity var(--transition-base);
}

/* Chat Widget Bubble */
.chat-widget-bubble {
    width: 56px;
    height: 56px;
    background: var(--color-black);
    border: 2px solid var(--color-green);
    border-radius: var(--border-radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
    animation: chatBubblePulse 2s ease-in-out infinite;
    flex-shrink: 0;
}

.chat-widget-bubble:hover {
    transform: scale(1.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
    animation: none;
}

.chat-widget-bubble svg {
    width: 28px;
    height: 28px;
    fill: var(--color-green);
}

.chat-bubble-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.chat-badge {
    position: absolute;
    top: -6px;
    left: -6px;
    width: 24px;
    height: 24px;
    background-color: var(--color-green);
    color: var(--color-white);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    line-height: 1;
    box-shadow: 0 2px 8px rgba(143, 201, 58, 0.5);
}

.chat-badge.visible {
    display: flex;
    animation: badgeWobble 0.6s ease-out, badgeJiggle 3s ease-in-out 1.5s infinite;
}

@keyframes badgeWobble {
    0% { transform: scale(0) rotate(0deg); }
    30% { transform: scale(1.4) rotate(-12deg); }
    50% { transform: scale(0.9) rotate(8deg); }
    70% { transform: scale(1.15) rotate(-5deg); }
    100% { transform: scale(1) rotate(0deg); }
}

@keyframes badgeJiggle {
    0%, 85%, 100% { transform: rotate(0deg); }
    88% { transform: rotate(-8deg) scale(1.1); }
    91% { transform: rotate(8deg) scale(1.1); }
    94% { transform: rotate(-5deg); }
    97% { transform: rotate(3deg); }
}

@keyframes chatBubblePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    }
}

/* Chat Widget Popup */
.chat-widget-popup {
    position: fixed;
    bottom: 96px;
    right: 24px;
    width: 400px;
    height: 520px;
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1002;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(20px) scale(0.95);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility 0s linear 250ms;
}

.chat-widget-popup.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0) scale(1);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility 0s linear 0s;
}

/* Agent Picker Panel */
.chat-agent-picker {
    position: absolute;
    inset: 0;
    background: var(--color-black);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 24px;
    z-index: 10;
    opacity: 0;
    transform: scale(0.96);
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.chat-widget-popup.picking .chat-agent-picker {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.chat-widget-popup.picking .chat-view {
    opacity: 0;
    pointer-events: none;
}

.chat-view {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    opacity: 1;
    transition: opacity 0.25s ease 0.05s;
}

.chat-agent-picker-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.chat-agent-picker-close:hover {
    color: var(--color-white);
}

.chat-agent-picker-close svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
}

.chat-agent-picker-title {
    color: var(--color-white);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
    letter-spacing: -0.01em;
}

.chat-agent-picker-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-width: 340px;
}

.chat-agent-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    border-left: 3px solid transparent;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
    text-align: left;
    color: inherit;
    font-family: var(--font-family);
    width: 100%;
}

.chat-agent-card:hover {
    background: var(--color-gray-800);
    border-left-color: var(--color-green);
    transform: translateX(4px);
}

.chat-agent-card:hover .chat-agent-card-name {
    color: var(--color-green);
}

.chat-agent-card-avatar {
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    border-radius: var(--border-radius-full);
    overflow: hidden;
    border: 2px solid var(--color-green);
}

.chat-agent-card-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-agent-card-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.chat-agent-card-name {
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.85rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color var(--transition-fast);
}

.chat-agent-card-role {
    color: var(--color-gray-400);
    font-size: 0.7rem;
    font-weight: 400;
}

.chat-agent-card-status {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--color-gray-400);
    font-size: 0.7rem;
    font-weight: 500;
    flex-shrink: 0;
}

.chat-agent-card-status .status-dot {
    width: 6px;
    height: 6px;
}

/* Banner variant — prominent HR agent */
.chat-agent-card-banner {
    border-left: 3px solid var(--color-green);
    background: var(--color-dark-light);
    padding: 18px 20px;
}

.chat-agent-card-banner .chat-agent-card-avatar {
    width: 52px;
    height: 52px;
    border-width: 2.5px;
}

.chat-agent-card-banner .chat-agent-card-name {
    font-size: 0.9rem;
}

.chat-agent-card-banner:hover {
    background: var(--color-dark-lighter);
}

/* Separator between main agent and partner agents */
.chat-agent-picker-separator {
    width: 100%;
    max-width: 340px;
    text-align: center;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 8px 0 4px;
    border-top: 1px solid var(--color-gray-800);
    margin-top: 4px;
}

/* 2x2 grid for demo agents */
.chat-agent-picker-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    width: 100%;
    max-width: 340px;
}

/* Small card variant — demo agents in grid */
.chat-agent-card-small {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
    padding: 14px 10px;
    border-left: 1px solid var(--color-gray-800);
}

.chat-agent-card-small .chat-agent-card-avatar {
    width: 40px;
    height: 40px;
    border-width: 1.5px;
}

.chat-agent-card-small .chat-agent-card-name {
    font-size: 0.78rem;
    white-space: normal;
    text-align: center;
}

.chat-agent-card-small .chat-agent-card-role {
    font-size: 0.65rem;
}

.chat-agent-card-small .chat-agent-card-info {
    align-items: center;
}

.chat-agent-card-small:hover {
    border-left-color: var(--color-green);
    transform: translateY(-2px);
}

/* Chat Widget Header */
.chat-widget-header {
    position: relative;
    background: var(--color-black);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 3px solid var(--color-green);
}

.chat-header-left {
    flex: 1;
    min-width: 0;
}

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

.chat-avatar-wrapper {
    position: relative;
    flex-shrink: 0;
}

.chat-header-avatar {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    border: 2px solid var(--color-green);
    transition: transform var(--transition-fast), opacity 0.2s ease;
}

.chat-header-avatar:hover {
    transform: scale(1.05);
}

.chat-header-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    flex: 1;
}

/* Agent Selector Integrated in Header */
.agent-selector-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.agent-select-trigger {
    background: transparent;
    border: none;
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.85rem;
    font-family: var(--font-family);
    cursor: pointer;
    padding: 0;
    outline: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color var(--transition-fast);
}

.agent-select-trigger:hover {
    color: var(--color-green);
}

.agent-select-trigger:hover .agent-select-icon {
    transform: translateY(2px);
}

.agent-select-trigger.active .agent-select-icon {
    transform: rotate(180deg);
}

.agent-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.agent-select-icon {
    width: 16px;
    height: 16px;
    color: var(--color-green);
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

/* Custom Agent Dropdown Menu */
.agent-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-black);
    border-top: 3px solid var(--color-green);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility 0s linear 250ms, max-height var(--transition-base);
    z-index: 1001;
    max-height: 0;
    overflow: hidden;
}

.agent-dropdown-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility 0s linear 0s, max-height var(--transition-base);
    max-height: 400px;
    overflow-y: auto;
}

.agent-dropdown-menu::-webkit-scrollbar {
    width: 6px;
}

.agent-dropdown-menu::-webkit-scrollbar-track {
    background: var(--color-gray-900);
}

.agent-dropdown-menu::-webkit-scrollbar-thumb {
    background: var(--color-green);
    border-radius: 3px;
}

.agent-dropdown-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    cursor: pointer;
    transition: background var(--transition-fast), border-left var(--transition-fast);
    border-bottom: 1px solid var(--color-gray-800);
    border-left: 3px solid transparent;
}

.agent-dropdown-option:last-child {
    border-bottom: none;
}

.agent-dropdown-option:hover {
    background: var(--color-gray-900);
    border-left-color: rgba(143, 201, 58, 0.5);
}

.agent-dropdown-option:hover .agent-option-name {
    color: var(--color-green);
}

.agent-dropdown-option.active {
    background: var(--color-gray-800);
    border-left-color: var(--color-green);
}

.agent-dropdown-option.active .agent-option-name {
    color: var(--color-green);
}

.agent-option-avatar {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: var(--border-radius-full);
    overflow: hidden;
    border: 2px solid var(--color-green);
}

.agent-option-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.agent-option-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.agent-option-name {
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.85rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.agent-option-role {
    color: var(--color-gray-400);
    font-size: 0.7rem;
    font-weight: 400;
}

.agent-option-status {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--color-gray-400);
    font-size: 0.7rem;
    font-weight: 500;
    flex-shrink: 0;
}

.agent-option-status .status-dot {
    width: 6px;
    height: 6px;
}

.chat-header-status {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-gray-400);
    font-size: 0.75rem;
    font-weight: 500;
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--color-online);
    border-radius: var(--border-radius-full);
    animation: statusDotPulse 2s ease-in-out infinite;
}

@keyframes statusDotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.chat-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.chat-header-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
    color: var(--color-white);
}

.chat-header-btn:hover {
    transform: scale(1.1);
    opacity: 0.8;
}

.chat-header-btn svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

.chat-widget-close svg {
    width: 24px;
    height: 24px;
}

/* Chat Widget Messages */
.chat-widget-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    background: var(--color-white);
}

.chat-widget-messages .message {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 0.95rem;
    line-height: 1.5;
    animation: messageFadeIn 0.3s ease;
}

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

.chat-widget-messages .message.bot {
    background: var(--color-gray-100);
    border: 1px solid var(--color-gray-200);
    color: var(--color-gray-900);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-widget-messages .message.user {
    background: var(--color-green);
    color: var(--color-black);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    font-weight: 500;
}

/* Markdown styling in messages */
.chat-widget-messages .message p { margin: 0 0 8px 0; }
.chat-widget-messages .message p:last-child { margin-bottom: 0; }
.chat-widget-messages .message strong { font-weight: 700; }
.chat-widget-messages .message em { font-style: italic; }
.chat-widget-messages .message ul,
.chat-widget-messages .message ol { margin: 8px 0; padding-left: 20px; }
.chat-widget-messages .message li { margin: 4px 0; }
.chat-widget-messages .message a { color: inherit; text-decoration: underline; font-weight: 600; }

.chat-widget-messages .message.typing {
    display: flex;
    gap: 4px;
    padding: 16px 20px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: var(--color-gray-500);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-8px); }
}

/* Chat Widget Input */
.chat-widget-input {
    padding: 15px 20px;
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
}

.chat-widget-suggestions {
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
    overflow-x: auto;
    margin-bottom: 12px;
    padding: 0 2px 8px 2px;
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-200) transparent;
    -webkit-overflow-scrolling: touch;
}

.chat-widget-suggestions::-webkit-scrollbar { height: 4px; }
.chat-widget-suggestions::-webkit-scrollbar-track { background: transparent; }
.chat-widget-suggestions::-webkit-scrollbar-thumb { background: var(--color-gray-200); border-radius: 2px; }

.suggestion-chip {
    background: var(--color-gray-100);
    border: 1px solid var(--color-gray-200);
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 0.9rem;
    color: var(--color-gray-900);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    font-weight: 500;
    flex-shrink: 0;
}

.suggestion-chip:hover {
    background: var(--color-green);
    border-color: var(--color-green);
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(23, 23, 23, 0.3);
}

.suggestion-chip:active {
    transform: translateY(0);
}

.chat-input-wrapper {
    display: flex;
    gap: 10px;
    align-items: center;
}

.chat-widget-input input {
    flex: 1;
    background: var(--color-gray-100);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-md);
    padding: 12px 20px;
    font-size: 0.95rem;
    font-family: var(--font-family);
    color: var(--color-gray-900);
    outline: none;
    transition: all var(--transition-fast);
}

.chat-widget-input input::placeholder {
    color: var(--color-gray-500);
}

.chat-widget-input input:focus {
    border-color: var(--color-green);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(143, 201, 58, 0.2);
}

.send-button {
    width: 45px;
    height: 45px;
    background: var(--color-green);
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    flex-shrink: 0;
}

.send-button:hover {
    background: var(--color-green-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(143, 201, 58, 0.4);
}

.send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.send-button svg {
    width: 20px;
    height: 20px;
    fill: var(--color-black);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .chat-widget-popup {
        bottom: 0;
        right: 0;
        left: 0;
        width: 100%;
        height: 85vh;
        max-height: calc(100vh - 100px);
        border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
        transform: translateY(100%);
        transition: opacity var(--transition-base), transform var(--transition-base),
                    visibility 0s linear 250ms, height 150ms ease, max-height 150ms ease;
    }

    .chat-widget-popup.open {
        transform: translateY(0);
        will-change: height;
    }

    .chat-bubble-wrapper {
        bottom: 16px;
        right: 16px;
    }

    .chat-widget-bubble {
        width: 44px;
        height: 44px;
    }

    .chat-widget-bubble svg {
        width: 22px;
        height: 22px;
    }

    .chat-bubble-logo {
        width: 24px;
        height: 24px;
    }

    .chat-widget-input input {
        font-size: 16px;
        padding: 12px 16px;
    }

    .send-button {
        width: 42px;
        height: 42px;
        min-width: 42px;
    }

    .send-button svg {
        width: 18px;
        height: 18px;
    }

    .chat-agent-picker {
        padding: 24px 16px;
    }

    .chat-agent-picker-title {
        font-size: 1rem;
        margin-bottom: 18px;
    }

    .chat-agent-card {
        padding: 12px 14px;
        gap: 12px;
    }

    .chat-agent-card-banner {
        padding: 14px 16px;
    }

    .chat-agent-card-banner .chat-agent-card-avatar {
        width: 44px;
        height: 44px;
    }

    .chat-agent-picker-grid {
        gap: 6px;
    }

    .chat-agent-card-small {
        padding: 10px 8px;
        gap: 6px;
    }

    .chat-agent-card-small .chat-agent-card-avatar {
        width: 34px;
        height: 34px;
    }

    .chat-agent-card-small .chat-agent-card-name {
        font-size: 0.72rem;
    }

    .chat-agent-card-avatar {
        width: 40px;
        height: 40px;
    }

    .chat-agent-card-name {
        font-size: 0.8rem;
    }

    .chat-agent-card-role {
        font-size: 0.65rem;
    }

    .agent-select-trigger {
        font-size: 0.8rem;
    }

    .agent-name {
        max-width: 160px;
    }

    .agent-option-name {
        font-size: 0.8rem;
    }

    .agent-option-role {
        font-size: 0.65rem;
    }
}