/**
 * WP AI Chatbot - Frontend Widget Styles (Premium Clean Build)
 */

:root {
    --wp-ai-border-color: #e5e7eb; /* Fallback, overridden by inline PHP */
}

#wp-ai-chatbot-window, 
#wp-ai-chatbot-window *, 
#wp-ai-chatbot-toggle, 
#wp-ai-chatbot-toggle *,
#wp-ai-fab-container,
#wp-ai-fab-container * {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.wp-ai-fab-container {
    position: fixed;
    z-index: 9999999 !important; 
    display: flex;
    flex-direction: column; 
    align-items: center;
    justify-content: flex-end;
    pointer-events: none; 
}

.wp-ai-chatbot-toggle {
    position: relative;
    width: var(--wp-ai-icon-size, 60px);
    height: var(--wp-ai-icon-size, 60px);
    background-color: var(--wp-ai-header-bg);
    color: var(--wp-ai-header-text);
    border-radius: 50%;
    display: flex !important; 
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    pointer-events: auto; 
    z-index: 10;
}

.wp-ai-chatbot-toggle:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.wp-ai-chatbot-toggle svg { width: 50%; height: 50%; }

.wp-ai-fab-menu {
    display: flex;
    flex-direction: column; 
    align-items: center;
    gap: 15px; 
    margin-bottom: 20px; 
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.8);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    transform-origin: bottom center;
    pointer-events: none; 
}

.wp-ai-fab-item {
    width: calc(var(--wp-ai-icon-size, 60px) * 0.8); 
    height: calc(var(--wp-ai-icon-size, 60px) * 0.8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
    position: relative;
    text-decoration: none;
    transition: transform 0.2s ease, background-color 0.2s;
    pointer-events: auto; 
}

.wp-ai-fab-item:hover { transform: scale(1.1); }
.wp-ai-whatsapp-btn { background-color: #25D366; }
.wp-ai-chat-btn { background-color: var(--wp-ai-header-bg); }
.wp-ai-fab-item svg { width: 50%; height: 50%; }

.wp-ai-fab-label {
    position: absolute;
    right: calc(100% + 15px); 
    background: rgba(0,0,0,0.75);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(10px);
    transition: all 0.2s ease;
    pointer-events: none;
}

.wp-ai-fab-item:hover .wp-ai-fab-label { opacity: 1; transform: translateX(0); }
.wp-ai-fab-container.has-wa-menu.active .wp-ai-fab-menu { opacity: 1; visibility: visible; transform: translateY(0) scale(1); pointer-events: auto; }
.wp-ai-fab-container.has-wa-menu.active .wp-ai-chatbot-toggle { transform: rotate(-15deg) scale(1.05); }

.wp-ai-chatbot-window {
    position: fixed;
    width: var(--wp-ai-chat-width, 380px);
    height: var(--wp-ai-chat-height, 600px);
    border-radius: var(--wp-ai-chat-radius, 16px);
    background-color: var(--wp-ai-chat-bg);
    max-height: calc(100vh - 140px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 99999; 
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
}

.wp-ai-chatbot-window.wp-ai-hidden { opacity: 0; visibility: hidden; transform: scale(0.8) translateY(20px); pointer-events: none; }

/* Header & Actions */
.wp-ai-chat-header {
    background-color: var(--wp-ai-header-bg); 
    color: var(--wp-ai-header-text); 
    padding: 16px 20px;
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    font-weight: 600; 
    font-size: 16px;
    z-index: 10;
}
.wp-ai-chat-title { display: flex; align-items: center; gap: 8px; flex: 1; }
.wp-ai-header-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; margin: 0; }
.wp-ai-status-dot { width: 10px; height: 10px; background-color: #4ade80; border-radius: 50%; display: inline-block; box-shadow: 0 0 0 2px rgba(255,255,255,0.2); }

#wp-ai-delete-chat { 
    background-color: var(--wp-ai-del-bg); 
    color: #ffffff; 
    border: none; 
    padding: 6px 12px; 
    border-radius: 4px; 
    font-size: 12px; 
    font-weight: 600; 
    cursor: pointer; 
    transition: background-color 0.2s ease; 
    white-space: nowrap; 
    margin: 0;
}
#wp-ai-delete-chat:hover { background-color: var(--wp-ai-del-hover-bg) !important; }

/* Perfect Square Scaling Close Button */
.wp-ai-close-btn { 
    background: transparent; 
    border: none; 
    color: var(--wp-ai-close-color, inherit); 
    font-size: calc(var(--wp-ai-close-size, 32px) - 6px); /* Auto scales font with box size */
    line-height: 1; 
    width: var(--wp-ai-close-size, 32px); 
    height: var(--wp-ai-close-size, 32px); 
    padding: var(--wp-ai-close-padding, 0); 
    margin: var(--wp-ai-close-margin, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer; 
    border-radius: 4px; 
    transition: all 0.2s ease; 
}
.wp-ai-close-btn:hover { background-color: var(--wp-ai-close-hover-bg); }

/* Chat Body */
.wp-ai-chat-body { flex: 1; background-color: transparent; padding: 20px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; overscroll-behavior-y: contain; scrollbar-width: thin; scrollbar-color: #cccccc transparent; }
.wp-ai-chat-body::-webkit-scrollbar { width: 6px; background-color: transparent; }
.wp-ai-chat-body::-webkit-scrollbar-thumb { background-color: #cccccc; border-radius: 3px; }

.wp-ai-message { max-width: 85%; padding: 12px 16px; border-radius: 12px; font-size: 14px; line-height: 1.5; word-wrap: break-word; animation: wpAiFadeIn 0.3s ease forwards; position: relative; z-index: 1; }
.wp-ai-message:hover, .wp-ai-message:focus-within { z-index: 9999 !important; }
@keyframes wpAiFadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.wp-ai-bot-message { background-color: var(--wp-ai-bot-bg); color: var(--wp-ai-bot-text); align-self: flex-start; border: 1px solid var(--wp-ai-border-color); border-bottom-left-radius: 4px; width: 100%; max-width: 90%; }
.wp-ai-user-message { background-color: var(--wp-ai-user-bg); color: var(--wp-ai-user-text); align-self: flex-end; border-bottom-right-radius: 4px; }
.wp-ai-message p { margin-bottom: 0.15em; }

.wp-ai-typing-indicator { display: flex; gap: 4px; padding: 12px 16px; background: var(--wp-ai-bot-bg); border: 1px solid var(--wp-ai-border-color); border-radius: 12px; border-bottom-left-radius: 4px; align-self: flex-start; width: fit-content; }
.wp-ai-dot { width: 6px; height: 6px; background-color: #888; border-radius: 50%; animation: wpAiTyping 1.4s infinite ease-in-out both; }
.wp-ai-dot:nth-child(1) { animation-delay: -0.32s; }
.wp-ai-dot:nth-child(2) { animation-delay: -0.16s; }
@keyframes wpAiTyping { 0%, 80%, 100% { transform: scale(0); } 40% { transform: scale(1); } }

/* Chat Footer & Input */
.wp-ai-chat-footer { 
    padding: 12px 15px; 
    background-color: var(--wp-ai-chat-bg); 
    border-top: 1px solid var(--wp-ai-border-color); 
    display: flex; 
    gap: 10px; 
    align-items: center; 
    z-index: 10;
}
.wp-ai-chat-footer input { flex: 1; padding: 12px 16px; font-size: 14px; outline: none; transition: border-color 0.3s ease; background-color: var(--wp-ai-input-bg); color: var(--wp-ai-bot-text); }
.wp-ai-chat-footer input::placeholder { color: #888; }

.wp-ai-send-btn { 
    background-color: var(--wp-ai-send-bg); 
    color: var(--wp-ai-send-text) !important; 
    border: none; width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.2s ease; padding: 0; 
}
.wp-ai-send-btn:hover { 
    background-color: var(--wp-ai-send-hover-bg) !important; 
    color: var(--wp-ai-send-icon-hover) !important;
}
.wp-ai-send-btn svg { width: 18px; height: 18px; margin-left: -2px; }
.wp-ai-send-btn:disabled { background-color: #cccccc !important; cursor: not-allowed; }

/* Modals & Forms */
.wp-ai-form-container { width: 100%; max-width: 100%; box-sizing: border-box; }
.wp-ai-bot-message form.is-pre-chat-form { width: 100%; }
.wp-ai-ms-dropdown { z-index: 999999 !important; box-shadow: 0 8px 24px rgba(0,0,0,0.15) !important; }
.wp-ai-form-container > p { margin-top: 15px !important; padding: 10px; background: #e6f4ea; border-radius: 6px; display: inline-block; width: 100%; box-sizing: border-box; }

/* Quick Actions / Scroller */
.wp-ai-quick-actions-wrapper { 
    display: flex; 
    align-items: center; 
    background-color: var(--wp-ai-chat-bg); 
    border-top: 1px solid var(--wp-ai-border-color); 
    border-bottom: none; /* Removed double line */
    padding: 8px 5px; 
    gap: 5px; 
    z-index: 10; 
}
.wp-ai-quick-actions { display: flex; gap: 8px; padding: 5px 0; overflow-x: auto; white-space: nowrap; scrollbar-width: none; -ms-overflow-style: none; flex: 1; min-height: 40px; cursor: grab; scroll-behavior: smooth; overscroll-behavior-x: contain; }
.wp-ai-quick-actions::-webkit-scrollbar { display: none; }
.wp-ai-quick-actions.wp-ai-dragging { cursor: grabbing; scroll-behavior: auto; }
.wp-ai-quick-action-btn { background: var(--wp-ai-chat-bg); border: 1px solid var(--wp-ai-send-bg); padding: 6px 14px; border-radius: 16px; font-size: 12px; font-weight: 500; cursor: pointer; color: var(--wp-ai-send-bg); transition: all 0.2s ease; flex-shrink: 0; pointer-events: auto !important; }
.wp-ai-quick-action-btn:hover { background: var(--wp-ai-send-hover-bg) !important; color: var(--wp-ai-send-icon-hover); border-color: var(--wp-ai-send-hover-bg) !important; }
.wp-ai-scroll-btn { background: var(--wp-ai-chat-bg); border: 1px solid var(--wp-ai-border-color); border-radius: 50%; width: 26px; height: 26px; display: flex; align-items: center; justify-content: center; cursor: pointer; color: var(--wp-ai-send-bg); box-shadow: 0 2px 4px rgba(0,0,0,0.05); flex-shrink: 0; padding: 0; }
.wp-ai-scroll-btn svg { width: 14px; height: 14px; }

/* Markdown Formatting */
.wp-ai-bot-message table { width: 100%; border-collapse: collapse; margin: 10px 0; font-size: 12px; }
.wp-ai-bot-message th { background-color: var(--wp-ai-header-bg); color: var(--wp-ai-header-text); padding: 8px; border: 1px solid #ddd; text-align: left; }
.wp-ai-bot-message td { padding: 8px; border: 1px solid #ddd; color: var(--wp-ai-bot-text); }
.wp-ai-bot-message h1, .wp-ai-bot-message h2, .wp-ai-bot-message h3 { margin: 10px 0 5px 0; color: inherit; }
.wp-ai-bot-message b, .wp-ai-bot-message strong { color: inherit; font-weight: bold; }
.wp-ai-bot-message br { display: block; margin-bottom: 5px; }
.wp-ai-bot-message ul, .wp-ai-bot-message ol { margin: 10px 0 10px 20px !important; padding-left: 15px !important; }
.wp-ai-bot-message ul { list-style-type: disc !important; }
.wp-ai-bot-message ol { list-style-type: decimal !important; }
.wp-ai-bot-message li { margin-bottom: 6px; display: list-item !important; }

/* Modals */
.wp-ai-modal { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); display: flex; align-items: center; justify-content: center; z-index: 9999; }
.wp-ai-modal.wp-ai-hidden { display: none !important; }
.wp-ai-modal-content { background: #fff; padding: 20px; border-radius: 12px; width: 80%; text-align: center; box-shadow: 0 4px 15px rgba(0,0,0,0.2); color: #333; }
.wp-ai-modal-actions { display: flex; gap: 10px; margin-top: 15px; justify-content: center; }
.wp-ai-btn-danger { background: var(--wp-ai-del-bg); color: #fff; border: none; padding: 8px 16px; border-radius: 6px; cursor: pointer; }
.wp-ai-btn-secondary { background: #ccc; border: none; padding: 8px 16px; border-radius: 6px; cursor: pointer; }

/* Responsive & Extras */
@media (max-width: 480px) {
    .wp-ai-chatbot-window { position: fixed; top: 0; left: 0; right: 0; bottom: 0; width: 100%; height: 100dvh; max-height: 100dvh; border-radius: 0; display: flex; flex-direction: column; overflow: hidden; }
    .wp-ai-chat-header { flex-shrink: 0; min-height: 56px; padding: 12px 16px; padding-top: calc(12px + env(safe-area-inset-top)); }
    .wp-ai-chat-body { flex: 1 1 0; min-height: 0; overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 16px; }
    .wp-ai-quick-actions-wrapper { flex-shrink: 0; padding: 6px 4px; min-height: 50px; }
    .wp-ai-chat-footer { flex-shrink: 0; padding: 10px 12px; padding-bottom: calc(10px + env(safe-area-inset-bottom)); min-height: 60px; }
    .wp-ai-chat-footer input { font-size: 16px; padding: 10px 14px; min-height: 42px; }
    .wp-ai-send-btn { width: 42px; height: 42px; flex-shrink: 0; }
    body.wp-ai-chat-open .wp-ai-fab-container { display: none !important; }
    .wp-ai-modal { position: absolute; border-radius: 0; }
}
@media (min-width: 481px) {
    body.wp-ai-chat-open .wp-ai-fab-container, body.wp-ai-chat-open .wp-ai-chatbot-toggle { display: flex !important; }
}
body.wp-ai-chat-open .wp-ai-chat-btn { display: none !important; }

.wp-ai-guided-options-container { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; padding-bottom: 10px; animation: wpAiFadeIn 0.4s ease forwards; }
.wp-ai-guided-btn { background-color: transparent; color: var(--wp-ai-send-bg); border: 1px solid var(--wp-ai-send-bg); padding: 8px 16px; border-radius: 20px; font-size: 13px; font-weight: 500; cursor: pointer; transition: all 0.2s ease; text-align: left; }
.wp-ai-guided-btn:hover { background-color: var(--wp-ai-send-hover-bg) !important; border-color: var(--wp-ai-send-hover-bg) !important; color: var(--wp-ai-send-icon-hover); transform: translateY(-2px); box-shadow: 0 4px 8px rgba(0,0,0,0.1); }

.wp-ai-quick-actions-wrapper.wp-ai-disabled { opacity: 0.5; pointer-events: none; user-select: none; cursor: not-allowed; }
.wp-ai-quick-actions-wrapper.wp-ai-disabled .wp-ai-quick-action-btn { pointer-events: none; cursor: not-allowed; background: #e9ecef; color: #a0aab2; border-color: #d1d5da; }
.wp-ai-scroll-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.wp-ai-message-row { display: flex; align-items: flex-end; gap: 8px; width: 100%; }
.wp-ai-message-row-user { justify-content: flex-end; }
.wp-ai-message-row-bot { justify-content: flex-start; }
.wp-ai-copy-btn { position: static; background: transparent; border: none; color: #9ca3af; cursor: pointer; padding: 6px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: all 0.2s ease; flex-shrink: 0; margin-bottom: 2px; }
.wp-ai-copy-btn:hover { background-color: rgba(0, 0, 0, 0.05); color: var(--wp-ai-send-bg); }