/**
 * Pixel Garage AI Chat Widget Styles
 *
 * @package IgniteAIChat
 */

/* CSS Custom Properties */
.ignite-ai-chat-widget {
    --ignite-chat-primary: #3b82f6;
    --ignite-chat-primary-dark: color-mix(in srgb, var(--ignite-chat-primary) 85%, black);
    --ignite-chat-primary-light: color-mix(in srgb, var(--ignite-chat-primary) 15%, white);
    --ignite-chat-bg: #ffffff;
    --ignite-chat-bg-secondary: #f3f4f6;
    --ignite-chat-text: #1f2937;
    --ignite-chat-text-light: #6b7280;
    --ignite-chat-border: #e5e7eb;
    --ignite-chat-shadow: 0 20px 60px rgba(0, 0, 0, 0.15), 0 8px 20px rgba(0, 0, 0, 0.1);
    --ignite-chat-bubble-size: 60px;
    --ignite-chat-drawer-width: 380px;
    --ignite-chat-drawer-height: 500px;
    --ignite-chat-radius: 16px;
    --ignite-chat-radius-sm: 12px;
    --ignite-chat-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;

    position: fixed;
    z-index: 99999;
    font-family: var(--ignite-chat-font);
    line-height: 1.5;
    box-sizing: border-box;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    .ignite-ai-chat-widget {
        --ignite-chat-bg: #1f2937;
        --ignite-chat-bg-secondary: #374151;
        --ignite-chat-text: #f9fafb;
        --ignite-chat-text-light: #9ca3af;
        --ignite-chat-border: #4b5563;
        --ignite-chat-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 8px 20px rgba(0, 0, 0, 0.3);
    }
}

.ignite-ai-chat-widget *,
.ignite-ai-chat-widget *::before,
.ignite-ai-chat-widget *::after {
    box-sizing: border-box;
}

/* Positioning */
.ignite-ai-chat-bottom-right {
    bottom: 24px;
    right: 24px;
}

.ignite-ai-chat-bottom-left {
    bottom: 24px;
    left: 24px;
}

/* Chat Bubble */
.ignite-ai-chat-bubble {
    width: var(--ignite-chat-bubble-size);
    height: var(--ignite-chat-bubble-size);
    border-radius: 50%;
    background: var(--ignite-chat-primary);
    color: #ffffff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    outline: none;
}

.ignite-ai-chat-bubble:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.25);
}

.ignite-ai-chat-bubble:focus-visible {
    box-shadow: 0 0 0 3px var(--ignite-chat-primary-light), 0 4px 16px rgba(0, 0, 0, 0.2);
}

.ignite-ai-chat-bubble .ignite-ai-chat-close-icon {
    display: none;
}

.ignite-ai-chat-widget.ignite-ai-chat-open .ignite-ai-chat-bubble svg:first-child {
    display: none;
}

.ignite-ai-chat-widget.ignite-ai-chat-open .ignite-ai-chat-bubble .ignite-ai-chat-close-icon {
    display: block;
}

/* Pulse animation on first load */
@keyframes ignite-chat-pulse {
    0% {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2), 0 0 0 0 rgba(59, 130, 246, 0.5);
    }
    70% {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2), 0 0 0 12px rgba(59, 130, 246, 0);
    }
    100% {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2), 0 0 0 0 rgba(59, 130, 246, 0);
    }
}

.ignite-ai-chat-bubble.ignite-ai-chat-pulse {
    animation: ignite-chat-pulse 2s ease-in-out 3;
}

/* Chat Drawer */
.ignite-ai-chat-drawer {
    position: absolute;
    bottom: calc(var(--ignite-chat-bubble-size) + 16px);
    width: var(--ignite-chat-drawer-width);
    height: var(--ignite-chat-drawer-height);
    background: var(--ignite-chat-bg);
    border-radius: var(--ignite-chat-radius);
    box-shadow: var(--ignite-chat-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px) scale(0.95);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
    border: 1px solid var(--ignite-chat-border);
}

.ignite-ai-chat-bottom-right .ignite-ai-chat-drawer {
    right: 0;
}

.ignite-ai-chat-bottom-left .ignite-ai-chat-drawer {
    left: 0;
}

.ignite-ai-chat-widget.ignite-ai-chat-open .ignite-ai-chat-drawer {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

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

.ignite-ai-chat-header-title {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.3;
}

.ignite-ai-chat-header-close {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: #ffffff;
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease;
    outline: none;
}

.ignite-ai-chat-header-close:hover {
    background: rgba(255, 255, 255, 0.25);
}

.ignite-ai-chat-header-close:focus-visible {
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.5);
}

/* Messages Area */
.ignite-ai-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    scroll-behavior: smooth;
}

.ignite-ai-chat-messages::-webkit-scrollbar {
    width: 6px;
}

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

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

/* Message Bubbles */
.ignite-ai-chat-message {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: var(--ignite-chat-radius-sm);
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
    animation: ignite-chat-message-in 0.2s ease;
}

@keyframes ignite-chat-message-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ignite-ai-chat-message-user {
    align-self: flex-end;
    background: var(--ignite-chat-primary);
    color: #ffffff;
    border-bottom-right-radius: 4px;
}

.ignite-ai-chat-message-bot {
    align-self: flex-start;
    background: var(--ignite-chat-bg-secondary);
    color: var(--ignite-chat-text);
    border-bottom-left-radius: 4px;
}

.ignite-ai-chat-message-bot a {
    color: var(--ignite-chat-primary);
    text-decoration: underline;
}

.ignite-ai-chat-message-bot a:hover {
    text-decoration: none;
}

/* Timestamps */
.ignite-ai-chat-timestamp {
    font-size: 10px;
    color: var(--ignite-chat-text-secondary, #999);
    margin-top: 4px;
    opacity: 0.7;
}

.ignite-ai-chat-message-user .ignite-ai-chat-timestamp {
    text-align: right;
}

/* Typing Indicator */
.ignite-ai-chat-typing {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 12px 16px;
    align-self: flex-start;
    background: var(--ignite-chat-bg-secondary);
    border-radius: var(--ignite-chat-radius-sm);
    border-bottom-left-radius: 4px;
}

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

.ignite-ai-chat-typing-dot:nth-child(1) {
    animation-delay: 0s;
}

.ignite-ai-chat-typing-dot:nth-child(2) {
    animation-delay: 0.16s;
}

.ignite-ai-chat-typing-dot:nth-child(3) {
    animation-delay: 0.32s;
}

@keyframes ignite-chat-typing-bounce {
    0%, 80%, 100% {
        transform: scale(0.6);
        opacity: 0.4;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Input Area */
.ignite-ai-chat-input-area {
    padding: 12px 16px;
    border-top: 1px solid var(--ignite-chat-border);
    flex-shrink: 0;
    background: var(--ignite-chat-bg);
}

.ignite-ai-chat-form {
    display: flex;
    gap: 8px;
    align-items: center;
}

.ignite-ai-chat-input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--ignite-chat-border);
    border-radius: 24px;
    font-size: 14px;
    font-family: var(--ignite-chat-font);
    background: var(--ignite-chat-bg-secondary);
    color: var(--ignite-chat-text);
    outline: none;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.ignite-ai-chat-input:focus {
    border-color: var(--ignite-chat-primary);
    box-shadow: 0 0 0 3px var(--ignite-chat-primary-light);
}

.ignite-ai-chat-input::placeholder {
    color: var(--ignite-chat-text-light);
}

.ignite-ai-chat-send {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--ignite-chat-primary);
    color: #ffffff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.15s ease, transform 0.15s ease;
    outline: none;
}

.ignite-ai-chat-send:hover {
    background: var(--ignite-chat-primary-dark);
    transform: scale(1.05);
}

.ignite-ai-chat-send:focus-visible {
    box-shadow: 0 0 0 3px var(--ignite-chat-primary-light);
}

.ignite-ai-chat-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Error message */
.ignite-ai-chat-message-error {
    align-self: center;
    background: #fef2f2;
    color: #dc2626;
    border-radius: 8px;
    font-size: 13px;
    text-align: center;
    max-width: 90%;
}

@media (prefers-color-scheme: dark) {
    .ignite-ai-chat-message-error {
        background: #451a1a;
        color: #fca5a5;
    }
}

/* Mobile Responsive */
@media screen and (max-width: 480px) {
    .ignite-ai-chat-widget {
        bottom: 16px;
        right: 16px;
        left: 16px;
    }

    .ignite-ai-chat-bottom-left {
        left: 16px;
        right: auto;
    }

    .ignite-ai-chat-drawer {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        border-radius: 0;
        max-height: 100vh;
        max-height: 100dvh;
    }

    .ignite-ai-chat-bottom-right .ignite-ai-chat-drawer,
    .ignite-ai-chat-bottom-left .ignite-ai-chat-drawer {
        left: 0;
        right: 0;
    }

    .ignite-ai-chat-bubble {
        position: fixed;
        bottom: 16px;
        right: 16px;
    }

    .ignite-ai-chat-bottom-left .ignite-ai-chat-bubble {
        right: auto;
        left: 16px;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .ignite-ai-chat-bubble.ignite-ai-chat-pulse {
        animation: none;
    }

    .ignite-ai-chat-drawer {
        transition: opacity 0.1s ease, visibility 0.1s ease;
        transform: none !important;
    }

    .ignite-ai-chat-message {
        animation: none;
    }

    .ignite-ai-chat-typing-dot {
        animation: none;
        opacity: 0.6;
    }
}

/* Sources list */
.ignite-ai-chat-sources {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--ignite-chat-border);
    font-size: 12px;
}

.ignite-ai-chat-sources-title {
    font-weight: 600;
    color: var(--ignite-chat-text-light);
    margin-bottom: 4px;
}

.ignite-ai-chat-sources a {
    display: block;
    color: var(--ignite-chat-primary);
    text-decoration: none;
    padding: 2px 0;
}

.ignite-ai-chat-sources a:hover {
    text-decoration: underline;
}