/**
 * WDSA One AI Chat Widget - Frontend Styles
 *
 * Mobile-first, follows WDSA design system.
 * Draggable on desktop, full-width on mobile.
 *
 * @package WDSA_One
 * @since 5.4.0
 */

/* ====================================================================
   Widget Container & States
   ==================================================================== */

.wdsa-ai-widget.wdsa-ai-frontend-widget {
    position: fixed;
    z-index: 100001;
    font-size: 14px;
    line-height: 1.5;
    --widget-header-color: var(--wdsa-main-orangus, #C56329);
    --widget-header-color-light: var(--wdsa-light-orangus, #E28048);
    --widget-accent-color: var(--wdsa-main-orangus, #C56329);
    --widget-accent-color-light: var(--wdsa-light-orangus, #E28048);
    --widget-bg: rgba(255, 255, 255);
    --widget-surface: #ffffff;
    --widget-surface-alt: #f3f4f6;
    --widget-text: var(--wdsa-deep-grey, #414344);
    --widget-text-muted: #6b7280;
    --widget-border: #ebebeb;
    --widget-messages-bg: #f7f7f8;
    --widget-input-bg: rgba(255, 255, 255, 0.92);
}

.wdsa-ai-widget-trigger-frontend[data-boot-state],
.wdsa-ai-frontend-widget[data-boot-state] {
    transition: opacity 0.24s ease, transform 0.24s ease, visibility 0.24s ease;
}

.wdsa-ai-widget-trigger-frontend[data-boot-state="loading"],
.wdsa-ai-frontend-widget[data-boot-state="loading"] {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(8px) scale(0.98);
}

.wdsa-ai-widget-trigger-frontend[data-boot-state="ready"],
.wdsa-ai-frontend-widget[data-boot-state="ready"] {
    opacity: 1;
    visibility: visible;
    transform: none;
}

/* ====================================================================
   Frontend Floating Trigger Button
   ==================================================================== */

.wdsa-ai-widget-trigger-frontend {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--widget-accent-color, #C56329), var(--widget-accent-color-light, var(--wdsa-light-orangus, #E28048))) !important;
    color: #fff;
    border: 2px solid transparent;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1), 0 1px 4px rgba(0, 0, 0, 0.06);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    z-index: 100001;
    will-change: transform, box-shadow;
}

.wdsa-ai-widget-trigger-frontend:hover {
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.14), 0 2px 6px rgba(0, 0, 0, 0.08);
    transform: scale(1.06);
}

.wdsa-ai-widget-trigger-frontend:active {
    transform: scale(0.95);
}

/* Trigger Tooltip */
.wdsa-ai-trigger-tooltip-frontend {
    position: fixed;
    padding: 7px 9px;
    background: #fff;
    color: #333;
    border: 1px solid #e5e5e5;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15), 0 8px 24px rgba(0, 0, 0, 0.1);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.4;
    max-width: 300px;
    z-index: 100000;
    transform: translateY(-50%);
    cursor: pointer;
}

.wdsa-ai-trigger-tooltip-frontend .wdsa-ai-tooltip-content {
    display: flex;
    align-items: center;
    gap: 5px;
}

.wdsa-ai-trigger-tooltip-frontend .wdsa-ai-tooltip-text {
    flex: 1;
}

.wdsa-ai-trigger-tooltip-frontend .wdsa-ai-tooltip-ok-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: var(--widget-accent-color, #C56329);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.wdsa-ai-trigger-tooltip-frontend .wdsa-ai-tooltip-ok-btn:hover {
    background: #A54E1F;
    transform: scale(1.05);
}

.wdsa-ai-trigger-tooltip-frontend .wdsa-ai-tooltip-ok-btn:active {
    transform: scale(0.98);
}

.wdsa-ai-trigger-tooltip-frontend .wdsa-ai-tooltip-ok-btn svg {
    width: 14px;
    height: 14px;
}

.wdsa-ai-trigger-tooltip-frontend::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -8px;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid #fff;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
}

.wdsa-ai-trigger-tooltip-frontend::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -9px;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 9px solid #e5e5e5;
    border-top: 9px solid transparent;
    border-bottom: 9px solid transparent;
    z-index: -1;
}

@media (max-width: 768px) {
    .wdsa-ai-trigger-tooltip-frontend {
        top: auto !important;
        bottom: 90px !important;
        right: 20px !important;
        transform: none !important;
    }

    .wdsa-ai-trigger-tooltip-frontend::after {
        top: auto !important;
        bottom: -8px !important;
        right: 20px !important;
        left: auto !important;
        transform: none !important;
        border-left: 8px solid transparent !important;
        border-right: 8px solid transparent !important;
        border-top: 8px solid #fff !important;
        border-bottom: none !important;
    }

    .wdsa-ai-trigger-tooltip-frontend::before {
        top: auto !important;
        bottom: -9px !important;
        right: 19px !important;
        left: auto !important;
        transform: none !important;
        border-left: 9px solid transparent !important;
        border-right: 9px solid transparent !important;
        border-top: 9px solid #e5e5e5 !important;
        border-bottom: none !important;
    }
}


/* ====================================================================
   Trigger Shape Variants
   ==================================================================== */

/* Pill shape — expands right from the icon on load, stays wide */
@keyframes wdsa-pill-expand {
    from { width: 56px; }
    to   { width: var(--wdsa-ai-pill-width, 56px); }
}

@keyframes wdsa-pill-text-scroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.wdsa-ai-widget-trigger-frontend.wdsa-ai-trigger--pill {
    width: var(--wdsa-ai-pill-width, 56px);
    min-width: 56px;
    max-width: 300px;
    border-radius: 28px;
    background: linear-gradient(135deg, var(--widget-accent-color, #C56329), var(--widget-accent-color-light, var(--wdsa-light-orangus, #E28048))) !important;
    border-color: transparent;
    color: #fff;
    justify-content: flex-start;
    padding: 0;
    overflow: hidden;
    animation: wdsa-pill-expand 0.5s cubic-bezier(0.4, 0, 0.2, 1) both;
    gap: 5px;
}

.wdsa-ai-widget-trigger-frontend.wdsa-ai-trigger--pill > svg,
.wdsa-ai-widget-trigger-frontend.wdsa-ai-trigger--pill .wdsa-ai-trigger-image {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 28px;
    object-fit: cover;
    background: #fff;
}

.wdsa-ai-widget-trigger-frontend.wdsa-ai-trigger--pill > .wdsa-ai-widget-badge {
    top: -4px;
    right: -4px;
}

.wdsa-ai-trigger-pill-text-wrap {
    flex: 1;
    overflow: hidden;
    height: 100%;
    display: flex;
    align-items: center;
    white-space: nowrap;
    padding-right: 16px;
}

.wdsa-ai-trigger-pill-text {
    display: inline-block;
    white-space: nowrap;
    font-size: 14px;
    font-weight: 600;
    color: inherit;
}

/* Scroll only when text overflows (class added by JS) */
.wdsa-ai-trigger-pill-text.wdsa-ai-trigger-pill-text--scrolling {
    animation: wdsa-pill-text-scroll 6s linear infinite;
}

/* Pause scroll on hover for readability */
.wdsa-ai-widget-trigger-frontend.wdsa-ai-trigger--pill:hover .wdsa-ai-trigger-pill-text--scrolling {
    animation-play-state: paused;
}

/* Rounded shape — circle with bottom-right corner clipped */
.wdsa-ai-widget-trigger-frontend.wdsa-ai-trigger--rounded {
    border-radius: 50% 50% 10px 50%;
}

/* Unread Badge */
.wdsa-ai-widget-trigger-frontend .wdsa-ai-widget-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 20px;
    height: 20px;
    border-radius: var(--wdsa-radius-full, 50px);
    background: #dc2626;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
    box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
}

/* ====================================================================
   Frontend Chat Container
   ==================================================================== */

.wdsa-ai-frontend-widget {
    width: 390px;
    max-width: calc(100vw - 40px);
    height: 600px;
    background: var(--widget-bg);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all 0.3s ease;
}

/* Sidebar Mode - Complete override of all floating mode styles */
.wdsa-ai-frontend-widget[data-layout="sidebar"] {
    position: fixed !important;
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: auto !important;
    width: 420px !important;
    max-width: 35vw !important;
    height: 100vh !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
}

.admin-bar .wdsa-ai-frontend-widget[data-layout="sidebar"] {
    top: 32px !important;
    height: calc(100vh - 32px) !important;
    max-height: calc(100vh - 32px) !important;
}

/* ====================================================================
   Header
   ==================================================================== */

.wdsa-ai-frontend-widget .wdsa-ai-widget-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, var(--widget-header-color, #C56329), var(--widget-header-color-light, var(--wdsa-light-orangus, #E28048)));
    padding: 8px 10px;
    color: #fff;
    flex-shrink: 0;
    max-height: 58px;
    cursor: grab;
    border-radius: 16px 16px 0 0;
}

.wdsa-ai-frontend-widget .wdsa-ai-widget-header:active {
    cursor: grabbing;
}

.wdsa-ai-frontend-widget .wdsa-ai-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.wdsa-ai-frontend-widget .wdsa-ai-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}

.wdsa-ai-frontend-widget .wdsa-ai-avatar svg {
    color: #fff;
    width: 20px;
    height: 20px;
}

.wdsa-ai-frontend-widget .wdsa-ai-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.wdsa-ai-frontend-widget .wdsa-ai-header-info {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.wdsa-ai-frontend-widget .wdsa-ai-header-name {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    line-height: 1.2;
}

.wdsa-ai-frontend-widget .wdsa-ai-header-status {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    gap: 5px;
    line-height: 1.2;
}

.wdsa-ai-frontend-widget .wdsa-ai-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--wdsa-ai-success, #22c55e);
    animation: wdsa-ai-pulse 2s infinite;
}

/* Animation moved to ai-chat-widget-common.css as wdsa-ai-pulse */

.wdsa-ai-frontend-widget .wdsa-ai-header-actions {
    display: flex;
    gap: 8px;
}

.wdsa-ai-frontend-widget .wdsa-ai-header-btn {
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
    border-radius: var(--wdsa-radius-md, 8px);
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
    padding: 0;
}

.wdsa-ai-frontend-widget .wdsa-ai-header-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.wdsa-ai-frontend-widget .wdsa-ai-clear-btn svg {
    transition: transform 0.3s ease;
}

.wdsa-ai-frontend-widget .wdsa-ai-clear-btn:hover svg {
    animation: wdsa-ai-clear-spin 0.6s ease-in-out;
}

@keyframes wdsa-ai-clear-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ====================================================================
   Frontend Messages Area
   ==================================================================== */

/* Hide scrollbar */
.wdsa-ai-frontend-widget .wdsa-ai-widget-messages::-webkit-scrollbar {
    display: none;
}

.wdsa-ai-frontend-widget .wdsa-ai-widget-messages {
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

/* ====================================================================
   Frontend Messages
   ==================================================================== */

/* Base message structure styles in ai-chat-widget-common.css */
/* Frontend-specific color overrides only */

.wdsa-ai-frontend-widget .wdsa-ai-message-assistant .wdsa-ai-message-avatar {
    background: linear-gradient(135deg, var(--widget-accent-color, #C56329), var(--widget-accent-color-light, var(--wdsa-light-orangus, #E28048)));
    color: #fff;
}

.wdsa-ai-frontend-widget .wdsa-ai-message-user .wdsa-ai-message-avatar {
    background: var(--widget-surface-alt);
    color: var(--widget-text-muted);
}

.wdsa-ai-frontend-widget .wdsa-ai-message-assistant .wdsa-ai-message-bubble {
    background: var(--widget-surface);
    color: var(--widget-text);
    border: 1px solid var(--widget-border);
    border-radius: 4px 12px 12px 12px;
}

.wdsa-ai-frontend-widget .wdsa-ai-message-user .wdsa-ai-message-bubble {
    background: linear-gradient(135deg, var(--widget-accent-color, #C56329), var(--widget-accent-color-light, var(--wdsa-light-orangus, #E28048)));
    color: #fff;
    border: none;
    border-radius: 12px 4px 12px 12px;
}

.wdsa-ai-frontend-widget .wdsa-ai-message-user .wdsa-ai-message-name {
    color: var(--widget-text-muted);
}

.wdsa-ai-frontend-widget .wdsa-ai-message-assistant .wdsa-ai-message-name {
    color: var(--widget-text-muted);
}

.wdsa-ai-frontend-widget .wdsa-ai-message-time {
    color: var(--widget-text-muted);
}

/* Rich Elements Bubble - Visually separate but connected */
.wdsa-ai-frontend-widget .wdsa-ai-rich-elements-bubble {
    margin-top: 8px;
    padding: 10px;
    border-radius: var(--wdsa-radius-md, 8px);
    background: var(--widget-surface);
    border: 1px solid var(--widget-border);
}

/* Messages area background */
.wdsa-ai-frontend-widget .wdsa-ai-widget-messages {
    background: var(--widget-messages-bg);
}


/* Welcome Message */
.wdsa-ai-frontend-widget .wdsa-ai-welcome {
    border-bottom: 1px solid var(--widget-border);
    padding-bottom: 16px;
    margin-bottom: 0;
}

.wdsa-ai-frontend-widget .wdsa-ai-typing-indicator {
    background: transparent;
    position: absolute;
    bottom: 45px;
}


/* ====================================================================
   Input Area
   ==================================================================== */

.wdsa-ai-frontend-widget .wdsa-ai-widget-input {
    padding: 0px 10px;
    flex-shrink: 0;
    background-color: var(--widget-input-bg);
    backdrop-filter: blur(10px);
    margin: 6px 8px 8px;
    border-radius: 14px;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06), 0 0 0 1px rgba(0, 0, 0, 0.04);
}

/* Input Area - Absolute positioning for keyboard handling */
.wdsa-ai-frontend-widget .wdsa-ai-widget-input {
    position: absolute !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 10 !important;
    padding-bottom: env(safe-area-inset-bottom, 0) !important;
}

/* Messages Container - Adjust for absolute input */
.wdsa-ai-frontend-widget .wdsa-ai-widget-messages {
    padding-bottom: 80px !important; /* Space for input area */
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y; /* Only vertical scrolling */
}

.wdsa-ai-frontend-widget .wdsa-ai-input-field {
    flex: 1;
    padding: 10px 12px;
    border-radius: var(--wdsa-radius-md, 8px);
    font-size: 14px;
    font-family: inherit;
    resize: none;
    height: 40px;
    overflow-y: auto;
    line-height: 1.5;
    border: none;
    background: none;
    outline: none;
}

.wdsa-ai-frontend-widget .wdsa-ai-send-btn {
    width: 38px;
    height: 38px;
    border: none;
    background: none;
    color: var(--widget-accent-color, #C56329);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.wdsa-ai-frontend-widget .wdsa-ai-send-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.wdsa-ai-frontend-widget .wdsa-ai-send-btn:disabled {
    color: var(--widget-text-muted, #9ca3af);
    cursor: not-allowed;
}

.wdsa-ai-frontend-widget .wdsa-ai-stop-btn {
    width: 38px;
    height: 38px;
    border: none;
    background: #dc2626;
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.wdsa-ai-frontend-widget .wdsa-ai-stop-btn svg {
    width: 16px;
    height: 16px;
}

.wdsa-ai-frontend-widget .wdsa-ai-stop-btn:hover {
    background: #ef4444;
}