/**
 * CHATBOT UNIFIED CSS
 * Estilos unificados para los 3 widgets del Super Chatbot
 *
 * Widgets:
 * 1. chatbot-widget.js (visitantes)
 * 2. advertiser-chat-widget.js (anunciantes) ⭐
 * 3. admin-panel-widget.js (administradores)
 *
 * Características:
 * ✅ BEM methodology
 * ✅ CSS Variables (custom properties)
 * ✅ Dark mode support
 * ✅ Responsive design (mobile-first)
 * ✅ Smooth animations
 * ✅ AdminLTE compatible
 * ✅ Accessibility (focus states, high contrast)
 *
 * Uso:
 * <link rel="stylesheet" href="/admin/chatbot-unified/frontend/widgets/chatbot-unified.css">
 */

/* ===== CSS VARIABLES ===== */

:root {
    /* Colors - Light mode */
    --chatbot-primary: #007bff;
    --chatbot-success: #28a745;
    --chatbot-warning: #ffc107;
    --chatbot-danger: #dc3545;
    --chatbot-info: #17a2b8;
    --chatbot-dark: #343a40;
    --chatbot-light: #f8f9fa;

    /* Grays */
    --chatbot-gray-100: #f8f9fa;
    --chatbot-gray-200: #e9ecef;
    --chatbot-gray-300: #dee2e6;
    --chatbot-gray-400: #ced4da;
    --chatbot-gray-500: #adb5bd;
    --chatbot-gray-600: #6c757d;
    --chatbot-gray-700: #495057;
    --chatbot-gray-800: #343a40;
    --chatbot-gray-900: #212529;

    /* Backgrounds */
    --chatbot-bg-primary: #ffffff;
    --chatbot-bg-secondary: #f8f9fa;
    --chatbot-bg-tertiary: #e9ecef;

    /* Text colors */
    --chatbot-text-primary: #212529;
    --chatbot-text-secondary: #6c757d;
    --chatbot-text-muted: #adb5bd;

    /* Borders */
    --chatbot-border-color: #dee2e6;
    --chatbot-border-radius: 8px;
    --chatbot-border-radius-sm: 4px;
    --chatbot-border-radius-lg: 12px;

    /* Shadows */
    --chatbot-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --chatbot-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --chatbot-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);

    /* Spacing */
    --chatbot-spacing-xs: 4px;
    --chatbot-spacing-sm: 8px;
    --chatbot-spacing-md: 16px;
    --chatbot-spacing-lg: 24px;
    --chatbot-spacing-xl: 32px;

    /* Typography */
    --chatbot-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --chatbot-font-size-xs: 12px;
    --chatbot-font-size-sm: 14px;
    --chatbot-font-size-base: 16px;
    --chatbot-font-size-lg: 18px;
    --chatbot-font-size-xl: 20px;

    /* Transitions */
    --chatbot-transition: all 0.3s ease;
    --chatbot-transition-fast: all 0.15s ease;

    /* Z-index */
    --chatbot-z-index-dropdown: 1000;
    --chatbot-z-index-modal: 1050;
    --chatbot-z-index-floating: 9999;
}

/* Dark mode variables */
@media (prefers-color-scheme: dark) {
    :root {
        --chatbot-bg-primary: #1e1e1e;
        --chatbot-bg-secondary: #2d2d2d;
        --chatbot-bg-tertiary: #3a3a3a;

        --chatbot-text-primary: #ffffff;
        --chatbot-text-secondary: #b0b0b0;
        --chatbot-text-muted: #808080;

        --chatbot-border-color: #404040;

        --chatbot-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
        --chatbot-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
        --chatbot-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    }
}

/* Force dark mode */
.chatbot-widget--dark,
.chatbot--dark,
.adv-chat--dark,
.admin-panel--dark {
    --chatbot-bg-primary: #1e1e1e;
    --chatbot-bg-secondary: #2d2d2d;
    --chatbot-bg-tertiary: #3a3a3a;

    --chatbot-text-primary: #ffffff;
    --chatbot-text-secondary: #b0b0b0;
    --chatbot-text-muted: #808080;

    --chatbot-border-color: #404040;
}

/* ===== RESET & BASE ===== */

.chatbot-widget *,
.adv-chat *,
.admin-widget * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ===== VISITOR WIDGET (chatbot-widget.js) ===== */

.chatbot-widget {
    --chatbot-widget-accent: #0f766e;
    --chatbot-widget-accent-strong: #0b5f59;
    --chatbot-widget-highlight: #ef6a47;
    --chatbot-widget-ink: #18242d;
    --chatbot-widget-muted: #66737d;
    --chatbot-widget-line: #dfe6e8;
    --chatbot-widget-canvas: #f3f6f5;
    --chatbot-widget-surface: #ffffff;
    --chatbot-widget-soft: #e9f4f2;
    --chatbot-widget-danger: #c2413d;
    font-family: var(--chatbot-font-family);
    color: var(--chatbot-widget-ink);
}

.chatbot-widget--dark {
    --chatbot-widget-accent: #39a99f;
    --chatbot-widget-accent-strong: #67c7bf;
    --chatbot-widget-highlight: #ff8a67;
    --chatbot-widget-ink: #edf4f3;
    --chatbot-widget-muted: #a9b5ba;
    --chatbot-widget-line: #344249;
    --chatbot-widget-canvas: #182126;
    --chatbot-widget-surface: #202c31;
    --chatbot-widget-soft: #243b3b;
}

.chatbot-widget__button {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 60px;
    height: 60px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 50%;
    background: var(--chatbot-widget-accent);
    color: #ffffff;
    box-shadow: 0 12px 28px rgba(16, 41, 48, 0.24);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
    z-index: var(--chatbot-z-index-floating);
}

.chatbot-widget--bottom-left .chatbot-widget__button {
    right: auto;
    left: 24px;
}

.chatbot-widget--top-right .chatbot-widget__button {
    top: 24px;
    right: 24px;
    bottom: auto;
}

.chatbot-widget--top-left .chatbot-widget__button {
    top: 24px;
    right: auto;
    bottom: auto;
    left: 24px;
}

.chatbot-widget__button:hover {
    background: var(--chatbot-widget-accent-strong);
    box-shadow: 0 16px 34px rgba(16, 41, 48, 0.3);
    transform: translateY(-2px);
}

.chatbot-widget__button:active {
    transform: translateY(0);
}

.chatbot-widget__button svg {
    width: 26px;
    height: 26px;
}

.chatbot-widget__button-pulse {
    position: absolute;
    top: 3px;
    right: 3px;
    width: 13px;
    height: 13px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    background: var(--chatbot-widget-highlight);
}

.chatbot-widget--open .chatbot-widget__button-pulse {
    display: none;
}

.chatbot-widget__button-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    border: 2px solid #ffffff;
    border-radius: 11px;
    background: var(--chatbot-widget-danger);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    line-height: 18px;
    text-align: center;
}

.chatbot-widget__modal {
    position: fixed;
    right: 24px;
    bottom: 96px;
    width: 392px;
    max-width: calc(100vw - 48px);
    height: min(640px, calc(100vh - 120px));
    min-height: 460px;
    background: var(--chatbot-widget-surface);
    border: 1px solid var(--chatbot-widget-line);
    border-radius: 8px;
    box-shadow: 0 24px 64px rgba(15, 31, 38, 0.24);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: var(--chatbot-z-index-modal);
    animation: chatbotSlideIn 220ms ease-out;
}

.chatbot-widget--bottom-left .chatbot-widget__modal {
    right: auto;
    left: 24px;
}

.chatbot-widget--top-right .chatbot-widget__modal {
    top: 96px;
    right: 24px;
    bottom: auto;
}

.chatbot-widget--top-left .chatbot-widget__modal {
    top: 96px;
    right: auto;
    bottom: auto;
    left: 24px;
}

@keyframes chatbotSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.chatbot-widget__header {
    min-height: 76px;
    padding: 14px 16px;
    background: var(--chatbot-widget-ink);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 3px solid var(--chatbot-widget-highlight);
}

.chatbot-widget--dark .chatbot-widget__header {
    background: #121a1e;
}

.chatbot-widget__header-info {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.chatbot-widget__header-avatar {
    position: relative;
    width: 42px;
    height: 42px;
    flex: 0 0 42px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 8px;
    background: #ffffff;
    color: #17242c;
    display: grid;
    place-items: center;
    font-size: 14px;
    font-weight: 800;
    line-height: 1;
}

.chatbot-widget__avatar-status {
    position: absolute;
    right: -3px;
    bottom: -3px;
    width: 12px;
    height: 12px;
    border: 2px solid var(--chatbot-widget-ink);
    border-radius: 50%;
    background: #41c78a;
}

.chatbot-widget__header-text {
    min-width: 0;
}

.chatbot-widget__header-title {
    overflow: hidden;
    color: #ffffff;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.3;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.chatbot-widget__header-status {
    margin-top: 3px;
    color: rgba(255, 255, 255, 0.72);
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    line-height: 1.2;
}

.chatbot-widget__presence-dot {
    width: 7px;
    height: 7px;
    flex: 0 0 7px;
    border-radius: 50%;
    background: #92a0a6;
}

.chatbot-widget__presence-dot--online {
    background: #41c78a;
}

.chatbot-widget__presence-dot--offline {
    background: #b9c1c4;
}

.chatbot-widget__header-actions {
    display: flex;
    align-items: center;
}

.chatbot-widget__header-btn {
    width: 38px;
    height: 38px;
    padding: 0;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: rgba(255, 255, 255, 0.82);
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: background-color 160ms ease, color 160ms ease;
}

.chatbot-widget__header-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

.chatbot-widget__header-btn svg {
    width: 20px;
    height: 20px;
}

.chatbot-widget__messages {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 20px 16px;
    background: var(--chatbot-widget-canvas);
    scrollbar-color: #b6c1c3 transparent;
    scrollbar-width: thin;
}

.chatbot-widget__messages::-webkit-scrollbar {
    width: 6px;
}

.chatbot-widget__messages::-webkit-scrollbar-thumb {
    border-radius: 3px;
    background: #b6c1c3;
}

.chatbot-widget__welcome {
    max-width: 320px;
    margin: 6px auto 0;
    color: var(--chatbot-widget-ink);
    text-align: center;
}

.chatbot-widget__welcome-mark {
    width: 44px;
    height: 44px;
    margin: 0 auto 12px;
    border: 1px solid #bedbd6;
    border-radius: 8px;
    background: var(--chatbot-widget-soft);
    color: var(--chatbot-widget-accent);
    display: grid;
    place-items: center;
}

.chatbot-widget__welcome-mark svg {
    width: 23px;
    height: 23px;
}

.chatbot-widget__welcome-eyebrow {
    margin-bottom: 6px;
    color: var(--chatbot-widget-accent);
    font-size: 11px;
    font-weight: 800;
    line-height: 1.2;
    text-transform: uppercase;
}

.chatbot-widget__welcome h4 {
    color: var(--chatbot-widget-ink);
    font-size: 21px;
    font-weight: 750;
    line-height: 1.25;
}

.chatbot-widget__welcome > p:not(.chatbot-widget__welcome-eyebrow) {
    margin-top: 7px;
    color: var(--chatbot-widget-muted);
    font-size: 13px;
    line-height: 1.5;
}

.chatbot-widget__quick-actions {
    margin-top: 20px;
    display: grid;
    gap: 8px;
    text-align: left;
}

.chatbot-widget__quick-action {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid var(--chatbot-widget-line);
    border-radius: 8px;
    background: var(--chatbot-widget-surface);
    color: var(--chatbot-widget-ink);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.35;
    text-align: left;
    transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease;
}

.chatbot-widget__quick-action:hover {
    border-color: var(--chatbot-widget-accent);
    background: var(--chatbot-widget-soft);
    color: var(--chatbot-widget-accent-strong);
}

.chatbot-widget__quick-action span {
    min-width: 0;
    overflow-wrap: anywhere;
}

.chatbot-widget__quick-action svg {
    width: 17px;
    height: 17px;
    flex: 0 0 17px;
}

.chatbot-widget__message {
    width: 100%;
    margin-bottom: 12px;
    display: flex;
}

.chatbot-widget__message--own {
    justify-content: flex-end;
}

.chatbot-widget__message--other {
    justify-content: flex-start;
}

.chatbot-widget__message-content {
    max-width: 82%;
    padding: 10px 12px 7px;
    border: 1px solid var(--chatbot-widget-line);
    border-radius: 8px 8px 8px 2px;
    background: var(--chatbot-widget-surface);
    color: var(--chatbot-widget-ink);
    box-shadow: 0 2px 7px rgba(26, 49, 55, 0.06);
}

.chatbot-widget__message--own .chatbot-widget__message-content {
    border-color: var(--chatbot-widget-accent);
    border-radius: 8px 8px 2px 8px;
    background: var(--chatbot-widget-accent);
    color: #ffffff;
}

.chatbot-widget__message-text {
    color: inherit;
    font-size: 13px;
    line-height: 1.5;
    overflow-wrap: anywhere;
    white-space: pre-wrap;
}

.chatbot-widget__message-meta {
    min-height: 15px;
    margin-top: 4px;
    color: var(--chatbot-widget-muted);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
    font-size: 10px;
    line-height: 1;
}

.chatbot-widget__message--own .chatbot-widget__message-meta {
    color: rgba(255, 255, 255, 0.72);
}

.chatbot-widget__message-status,
.chatbot-widget__message-status svg {
    width: 14px;
    height: 14px;
    display: block;
}

.chatbot-widget__status-read {
    color: #c7f7ee;
}

.chatbot-widget__typing {
    min-height: 38px;
    padding: 8px 16px;
    border-top: 1px solid var(--chatbot-widget-line);
    background: var(--chatbot-widget-canvas);
    color: var(--chatbot-widget-muted);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
}

.chatbot-widget__typing-dots {
    display: flex;
    gap: 3px;
}

.chatbot-widget__typing-dots span {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--chatbot-widget-accent);
    animation: chatbotTyping 1.1s infinite ease-in-out;
}

.chatbot-widget__typing-dots span:nth-child(2) {
    animation-delay: 120ms;
}

.chatbot-widget__typing-dots span:nth-child(3) {
    animation-delay: 240ms;
}

@keyframes chatbotTyping {
    0%, 60%, 100% {
        opacity: 0.45;
        transform: translateY(0);
    }
    30% {
        opacity: 1;
        transform: translateY(-3px);
    }
}

.chatbot-widget__input-wrapper {
    position: relative;
    padding: 12px 12px 8px;
    border-top: 1px solid var(--chatbot-widget-line);
    background: var(--chatbot-widget-surface);
}

.chatbot-widget__input-container {
    min-width: 0;
}

.chatbot-widget__input-bar {
    min-height: 50px;
    padding: 5px;
    border: 1px solid var(--chatbot-widget-line);
    border-radius: 8px;
    background: var(--chatbot-widget-canvas);
    display: flex;
    align-items: flex-end;
    gap: 3px;
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

.chatbot-widget__input-bar:focus-within {
    border-color: var(--chatbot-widget-accent);
    box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.chatbot-widget__input {
    min-width: 0;
    min-height: 38px;
    max-height: 120px;
    flex: 1;
    padding: 9px 6px;
    border: 0;
    outline: 0;
    resize: none;
    background: transparent;
    color: var(--chatbot-widget-ink);
    font-family: var(--chatbot-font-family);
    font-size: 13px;
    line-height: 20px;
}

.chatbot-widget__input::placeholder {
    color: var(--chatbot-widget-muted);
    opacity: 0.9;
}

.chatbot-widget__input-btn {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    padding: 0;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--chatbot-widget-muted);
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: background-color 160ms ease, color 160ms ease, opacity 160ms ease;
}

.chatbot-widget__input-btn:hover {
    background: var(--chatbot-widget-soft);
    color: var(--chatbot-widget-accent);
}

.chatbot-widget__input-btn svg {
    width: 19px;
    height: 19px;
}

.chatbot-widget__input-btn--send {
    background: var(--chatbot-widget-highlight);
    color: #ffffff;
}

.chatbot-widget__input-btn--send:hover {
    background: #d95737;
    color: #ffffff;
}

.chatbot-widget__input-btn--send:disabled {
    background: #cbd3d5;
    color: #ffffff;
    cursor: default;
    opacity: 0.75;
}

.chatbot-widget__input-btn--recording {
    background: #fce9e6;
    color: var(--chatbot-widget-danger);
    animation: chatbotRecording 1.2s ease-in-out infinite;
}

@keyframes chatbotRecording {
    50% {
        background: #f7d4cf;
    }
}

.chatbot-widget__attachments {
    margin-bottom: 8px;
}

.chatbot-widget__drop-overlay {
    position: absolute;
    inset: -1px;
    z-index: 3;
    border: 2px dashed var(--chatbot-widget-accent);
    border-radius: 8px;
    background: rgba(233, 244, 242, 0.96);
    color: var(--chatbot-widget-accent-strong);
    align-items: center;
    justify-content: center;
}

.chatbot-widget__drop-content {
    display: grid;
    place-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
}

.chatbot-widget__drop-content svg {
    width: 28px;
    height: 28px;
}

.chatbot-widget__footer {
    min-height: 30px;
    padding: 5px 12px 8px;
    background: var(--chatbot-widget-surface);
    color: var(--chatbot-widget-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    font-size: 10px;
    line-height: 1.2;
}

.chatbot-widget__footer-shield,
.chatbot-widget__footer-shield svg {
    width: 13px;
    height: 13px;
    display: block;
}

/* ===== ADVERTISER WIDGET (advertiser-chat-widget.js) ===== */

.adv-chat {
    font-family: var(--chatbot-font-family);
    color: var(--chatbot-text-primary);
}

.adv-chat__panel {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: var(--chatbot-bg-secondary);
}

.adv-chat__header {
    padding: var(--chatbot-spacing-md) var(--chatbot-spacing-lg);
    background: var(--chatbot-bg-primary);
    border-bottom: 1px solid var(--chatbot-border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.adv-chat__header-left {
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-md);
}

.adv-chat__title {
    font-size: var(--chatbot-font-size-xl);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-sm);
}

.adv-chat__title svg {
    width: 28px;
    height: 28px;
}

.adv-chat__connection-status {
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-xs);
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-secondary);
}

.adv-chat__presence-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--chatbot-gray-500);
}

.adv-chat__presence-dot--online {
    background: var(--chatbot-success);
    box-shadow: 0 0 8px var(--chatbot-success);
}

.adv-chat__presence-dot--offline {
    background: var(--chatbot-gray-500);
}

.adv-chat__header-right {
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-md);
}

.adv-chat__credits {
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-xs);
    padding: var(--chatbot-spacing-xs) var(--chatbot-spacing-md);
    background: var(--chatbot-bg-secondary);
    border-radius: var(--chatbot-border-radius);
    font-weight: 600;
}

.adv-chat__credits svg {
    width: 20px;
    height: 20px;
    color: var(--chatbot-warning);
}

.adv-chat__credits-balance--low {
    color: var(--chatbot-danger);
}

.adv-chat__header-btn {
    background: none;
    border: none;
    color: var(--chatbot-text-secondary);
    cursor: pointer;
    padding: var(--chatbot-spacing-sm);
    border-radius: var(--chatbot-border-radius);
    transition: var(--chatbot-transition-fast);
}

.adv-chat__header-btn:hover {
    background: var(--chatbot-bg-secondary);
}

.adv-chat__header-btn svg {
    width: 20px;
    height: 20px;
}

/* Content */
.adv-chat__content {
    flex: 1;
    display: flex;
    overflow: hidden;
}

/* Sidebar */
.adv-chat__sidebar {
    width: 320px;
    background: var(--chatbot-bg-primary);
    border-right: 1px solid var(--chatbot-border-color);
    display: flex;
    flex-direction: column;
}

.adv-chat__search {
    padding: var(--chatbot-spacing-md);
    border-bottom: 1px solid var(--chatbot-border-color);
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-sm);
}

.adv-chat__search svg {
    width: 20px;
    height: 20px;
    color: var(--chatbot-text-secondary);
}

.adv-chat__search-input {
    flex: 1;
    border: none;
    background: none;
    font-family: var(--chatbot-font-family);
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-primary);
}

.adv-chat__search-input:focus {
    outline: none;
}

.adv-chat__conversations {
    flex: 1;
    overflow-y: auto;
}

.adv-chat__conversation {
    padding: var(--chatbot-spacing-md);
    border-bottom: 1px solid var(--chatbot-border-color);
    display: flex;
    gap: var(--chatbot-spacing-md);
    cursor: pointer;
    transition: var(--chatbot-transition-fast);
}

.adv-chat__conversation:hover {
    background: var(--chatbot-bg-secondary);
}

.adv-chat__conversation--active {
    background: var(--chatbot-primary);
    color: #ffffff;
}

.adv-chat__conv-avatar {
    position: relative;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--chatbot-primary);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.adv-chat__conv-avatar .adv-chat__presence-dot {
    position: absolute;
    bottom: 2px;
    right: 2px;
}

.adv-chat__conv-content {
    flex: 1;
    min-width: 0;
}

.adv-chat__conv-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--chatbot-spacing-xs);
}

.adv-chat__conv-name {
    font-size: var(--chatbot-font-size-base);
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.adv-chat__conv-time {
    font-size: var(--chatbot-font-size-xs);
    color: var(--chatbot-text-secondary);
}

.adv-chat__conv-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.adv-chat__conv-preview {
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.adv-chat__conv-badge {
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    background: var(--chatbot-danger);
    color: #ffffff;
    font-size: var(--chatbot-font-size-xs);
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
}

/* Main chat area */
.adv-chat__main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--chatbot-bg-secondary);
}

.adv-chat__main-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--chatbot-text-muted);
}

.adv-chat__main-empty svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--chatbot-spacing-md);
}

.adv-chat__main-active {
    display: none;
    flex-direction: column;
    height: 100%;
}

.adv-chat__chat-header {
    padding: var(--chatbot-spacing-md) var(--chatbot-spacing-lg);
    background: var(--chatbot-bg-primary);
    border-bottom: 1px solid var(--chatbot-border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.adv-chat__chat-user {
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-md);
}

.adv-chat__chat-avatar {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--chatbot-info);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.adv-chat__chat-avatar .adv-chat__presence-dot {
    position: absolute;
    bottom: 0;
    right: 0;
}

.adv-chat__chat-name {
    font-size: var(--chatbot-font-size-lg);
    font-weight: 600;
}

.adv-chat__chat-meta {
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-secondary);
}

.adv-chat__action-btn {
    background: none;
    border: none;
    color: var(--chatbot-text-secondary);
    cursor: pointer;
    padding: var(--chatbot-spacing-sm);
    border-radius: var(--chatbot-border-radius);
    transition: var(--chatbot-transition-fast);
}

.adv-chat__action-btn:hover {
    background: var(--chatbot-bg-secondary);
    color: var(--chatbot-danger);
}

.adv-chat__action-btn svg {
    width: 20px;
    height: 20px;
}

.adv-chat__messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--chatbot-spacing-lg);
}

.adv-chat__message {
    margin-bottom: var(--chatbot-spacing-md);
    display: flex;
}

.adv-chat__message--own {
    justify-content: flex-end;
}

.adv-chat__message-content {
    max-width: 70%;
    padding: var(--chatbot-spacing-sm) var(--chatbot-spacing-md);
    border-radius: var(--chatbot-border-radius);
    background: var(--chatbot-bg-primary);
    box-shadow: var(--chatbot-shadow-sm);
}

.adv-chat__message--own .adv-chat__message-content {
    background: var(--chatbot-primary);
    color: #ffffff;
}

.adv-chat__message-text {
    font-size: var(--chatbot-font-size-sm);
    line-height: 1.5;
}

.adv-chat__message-meta {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--chatbot-spacing-xs);
    margin-top: var(--chatbot-spacing-xs);
    font-size: var(--chatbot-font-size-xs);
    opacity: 0.7;
}

/* Quick replies */
.adv-chat__quick-replies {
    position: relative;
    padding: var(--chatbot-spacing-sm) var(--chatbot-spacing-lg);
}

.adv-chat__quick-reply-toggle {
    background: var(--chatbot-bg-primary);
    border: 1px solid var(--chatbot-border-color);
    color: var(--chatbot-text-primary);
    cursor: pointer;
    padding: var(--chatbot-spacing-sm);
    border-radius: var(--chatbot-border-radius);
    transition: var(--chatbot-transition-fast);
}

.adv-chat__quick-reply-toggle:hover {
    background: var(--chatbot-bg-secondary);
}

.adv-chat__quick-reply-toggle svg {
    width: 20px;
    height: 20px;
}

.adv-chat__quick-replies-list {
    position: absolute;
    bottom: 100%;
    left: var(--chatbot-spacing-lg);
    right: var(--chatbot-spacing-lg);
    background: var(--chatbot-bg-primary);
    border: 1px solid var(--chatbot-border-color);
    border-radius: var(--chatbot-border-radius);
    box-shadow: var(--chatbot-shadow);
    padding: var(--chatbot-spacing-sm);
    display: flex;
    flex-direction: column;
    gap: var(--chatbot-spacing-xs);
    margin-bottom: var(--chatbot-spacing-sm);
}

.adv-chat__quick-reply-btn {
    background: var(--chatbot-bg-secondary);
    border: 1px solid var(--chatbot-border-color);
    color: var(--chatbot-text-primary);
    padding: var(--chatbot-spacing-sm) var(--chatbot-spacing-md);
    border-radius: var(--chatbot-border-radius);
    cursor: pointer;
    transition: var(--chatbot-transition-fast);
    text-align: left;
    font-size: var(--chatbot-font-size-sm);
}

.adv-chat__quick-reply-btn:hover {
    background: var(--chatbot-primary);
    color: #ffffff;
    border-color: var(--chatbot-primary);
}

/* ===== ADMIN WIDGETS (admin-panel-widget.js) ===== */

.admin-widget {
    background: var(--chatbot-bg-primary);
    border-radius: var(--chatbot-border-radius);
    box-shadow: var(--chatbot-shadow);
    overflow: hidden;
    margin-bottom: var(--chatbot-spacing-lg);
}

.admin-widget__header {
    padding: var(--chatbot-spacing-md) var(--chatbot-spacing-lg);
    background: var(--chatbot-bg-secondary);
    border-bottom: 1px solid var(--chatbot-border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-widget__title {
    font-size: var(--chatbot-font-size-lg);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-sm);
}

.admin-widget__title svg {
    width: 24px;
    height: 24px;
    color: var(--chatbot-primary);
}

.admin-widget__action {
    background: none;
    border: none;
    color: var(--chatbot-text-secondary);
    cursor: pointer;
    padding: var(--chatbot-spacing-xs);
    border-radius: var(--chatbot-border-radius);
    transition: var(--chatbot-transition-fast);
}

.admin-widget__action:hover {
    background: var(--chatbot-bg-tertiary);
}

.admin-widget__action svg {
    width: 20px;
    height: 20px;
}

.admin-widget__body {
    padding: var(--chatbot-spacing-lg);
}

.admin-widget__empty,
.admin-widget__loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--chatbot-spacing-xl);
    color: var(--chatbot-text-muted);
}

.admin-widget__empty svg,
.admin-widget__loading svg {
    width: 48px;
    height: 48px;
    margin-bottom: var(--chatbot-spacing-md);
}

/* Stats cards */
.admin-widget-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--chatbot-spacing-lg);
}

.admin-stat-card {
    background: var(--chatbot-bg-primary);
    border-radius: var(--chatbot-border-radius);
    box-shadow: var(--chatbot-shadow);
    padding: var(--chatbot-spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--chatbot-spacing-md);
    transition: var(--chatbot-transition);
}

.admin-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--chatbot-shadow-lg);
}

.admin-stat-card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--chatbot-border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.admin-stat-card__icon--primary {
    background: rgba(0, 123, 255, 0.1);
    color: var(--chatbot-primary);
}

.admin-stat-card__icon--success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--chatbot-success);
}

.admin-stat-card__icon--warning {
    background: rgba(255, 193, 7, 0.1);
    color: var(--chatbot-warning);
}

.admin-stat-card__icon--info {
    background: rgba(23, 162, 184, 0.1);
    color: var(--chatbot-info);
}

.admin-stat-card__icon svg {
    width: 28px;
    height: 28px;
}

.admin-stat-card__value {
    font-size: var(--chatbot-font-size-xl);
    font-weight: 700;
    color: var(--chatbot-text-primary);
    margin-bottom: var(--chatbot-spacing-xs);
}

.admin-stat-card__label {
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-secondary);
}

/* Conversations list */
.admin-conversation {
    padding: var(--chatbot-spacing-md);
    border-bottom: 1px solid var(--chatbot-border-color);
    display: flex;
    gap: var(--chatbot-spacing-md);
    align-items: center;
    transition: var(--chatbot-transition-fast);
}

.admin-conversation:hover {
    background: var(--chatbot-bg-secondary);
}

.admin-conversation__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--chatbot-primary);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.admin-conversation__content {
    flex: 1;
    min-width: 0;
}

.admin-conversation__header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--chatbot-spacing-xs);
}

.admin-conversation__title {
    font-size: var(--chatbot-font-size-base);
    font-weight: 600;
}

.admin-conversation__time {
    font-size: var(--chatbot-font-size-xs);
    color: var(--chatbot-text-secondary);
}

.admin-conversation__meta {
    display: flex;
    gap: var(--chatbot-spacing-sm);
    margin-bottom: var(--chatbot-spacing-xs);
}

.admin-conversation__user {
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-secondary);
}

.admin-conversation__badge {
    font-size: var(--chatbot-font-size-xs);
    padding: 2px 8px;
    border-radius: var(--chatbot-border-radius-sm);
    font-weight: 600;
}

.admin-conversation__badge--active {
    background: rgba(40, 167, 69, 0.1);
    color: var(--chatbot-success);
}

.admin-conversation__badge--closed {
    background: rgba(108, 117, 125, 0.1);
    color: var(--chatbot-gray-600);
}

.admin-conversation__preview {
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Alerts */
.admin-alert {
    padding: var(--chatbot-spacing-md);
    border-left: 4px solid;
    border-radius: var(--chatbot-border-radius);
    background: var(--chatbot-bg-secondary);
    margin-bottom: var(--chatbot-spacing-sm);
    display: flex;
    gap: var(--chatbot-spacing-md);
}

.admin-alert--info {
    border-color: var(--chatbot-info);
}

.admin-alert--warning {
    border-color: var(--chatbot-warning);
}

.admin-alert--success {
    border-color: var(--chatbot-success);
}

.admin-alert--error {
    border-color: var(--chatbot-danger);
}

.admin-alert__icon svg {
    width: 24px;
    height: 24px;
}

.admin-alert__content {
    flex: 1;
}

.admin-alert__title {
    font-size: var(--chatbot-font-size-base);
    font-weight: 600;
    margin-bottom: var(--chatbot-spacing-xs);
}

.admin-alert__message {
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-secondary);
    margin-bottom: var(--chatbot-spacing-xs);
}

.admin-alert__time {
    font-size: var(--chatbot-font-size-xs);
    color: var(--chatbot-text-muted);
}

.admin-alert__dismiss {
    background: none;
    border: none;
    color: var(--chatbot-text-secondary);
    cursor: pointer;
    padding: var(--chatbot-spacing-xs);
}

.admin-alert__dismiss svg {
    width: 16px;
    height: 16px;
}

/* Campaigns */
.admin-campaign {
    padding: var(--chatbot-spacing-md);
    border-bottom: 1px solid var(--chatbot-border-color);
}

.admin-campaign__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--chatbot-spacing-sm);
}

.admin-campaign__name {
    font-size: var(--chatbot-font-size-base);
    font-weight: 600;
}

.admin-campaign__badge {
    font-size: var(--chatbot-font-size-xs);
    padding: 2px 8px;
    border-radius: var(--chatbot-border-radius-sm);
    font-weight: 600;
}

.admin-campaign__badge--active {
    background: rgba(40, 167, 69, 0.1);
    color: var(--chatbot-success);
}

.admin-campaign__meta {
    font-size: var(--chatbot-font-size-sm);
    color: var(--chatbot-text-secondary);
    margin-bottom: var(--chatbot-spacing-sm);
    display: flex;
    justify-content: space-between;
}

.admin-campaign__progress {
    height: 4px;
    background: var(--chatbot-bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
}

.admin-campaign__progress-bar {
    height: 100%;
    background: var(--chatbot-success);
    transition: width 0.3s ease;
}

/* Buttons */
.admin-btn {
    padding: var(--chatbot-spacing-sm) var(--chatbot-spacing-md);
    border-radius: var(--chatbot-border-radius);
    border: 1px solid var(--chatbot-border-color);
    background: var(--chatbot-bg-primary);
    color: var(--chatbot-text-primary);
    font-family: var(--chatbot-font-family);
    font-size: var(--chatbot-font-size-sm);
    cursor: pointer;
    transition: var(--chatbot-transition-fast);
}

.admin-btn:hover {
    background: var(--chatbot-bg-secondary);
}

.admin-btn--sm {
    padding: var(--chatbot-spacing-xs) var(--chatbot-spacing-sm);
}

.admin-btn--block {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--chatbot-spacing-sm);
}

/* Spinner */
.admin-spinner {
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

.admin-spinner circle {
    stroke-dasharray: 1, 200;
    stroke-dashoffset: 0;
    animation: dash 1.5s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes dash {
    0% {
        stroke-dasharray: 1, 200;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 90, 200;
        stroke-dashoffset: -35px;
    }
    100% {
        stroke-dashoffset: -125px;
    }
}

/* ===== RESPONSIVE ===== */

@media (max-width: 768px) {
    .chatbot-widget__modal {
        width: 100vw;
        height: 100vh;
        height: 100dvh;
        max-width: 100vw;
        max-height: 100vh;
        max-height: 100dvh;
        bottom: 0;
        right: 0;
        left: 0;
        border-radius: 0;
    }

    .chatbot-widget--open .chatbot-widget__button {
        visibility: hidden;
        opacity: 0;
        pointer-events: none;
    }

    .adv-chat__sidebar {
        width: 280px;
    }

    .admin-widget-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .adv-chat__content {
        flex-direction: column;
    }

    .adv-chat__sidebar {
        width: 100%;
        max-height: 40%;
    }
}

/* ===== ACCESSIBILITY ===== */

*:focus-visible {
    outline: 2px solid var(--chatbot-primary);
    outline-offset: 2px;
}

button:focus-visible {
    outline: 2px solid var(--chatbot-primary);
    outline-offset: 2px;
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --chatbot-border-color: #000000;
    }

    .chatbot-widget--dark,
    .chatbot--dark,
    .adv-chat--dark {
        --chatbot-border-color: #ffffff;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== PRINT ===== */

@media print {
    .chatbot-widget__button,
    .chatbot-widget__modal,
    .adv-chat__header,
    .adv-chat__input-wrapper,
    .admin-widget__action {
        display: none;
    }
}