/**
 * Binta AI Chat Widget Styles
 * Modern, professional chat interface for website visitors
 */

/* Container */
.binta-chat-widget {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    height: 500px;
    max-height: 70vh;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
}

.binta-chat-widget.minimized {
    height: 60px;
}

.binta-chat-widget.minimized .binta-chat-messages,
.binta-chat-widget.minimized .binta-chat-input-area,
.binta-chat-widget.minimized .binta-typing-indicator {
    display: none;
}

/* Header */
.binta-chat-header {
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-hover) 100%);
    color: var(--text-inverse);
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

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

.binta-avatar {
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border-radius: 50%;
    padding: 2px;
    flex-shrink: 0;
}

.binta-avatar svg {
    width: 100%;
    height: 100%;
}

.binta-header-text {
    display: flex;
    flex-direction: column;
}

.binta-name {
    font-size: 16px;
    font-weight: 600;
}

.binta-status {
    font-size: 12px;
    opacity: 0.9;
}

.binta-minimize-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 8px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s;
    color: var(--text-inverse);
}

.binta-minimize-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.binta-minimize-btn svg {
    width: 16px;
    height: 16px;
}

/* Messages Area */
.binta-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: #f9fafb;
}

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

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

.binta-chat-messages::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
}

.binta-chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Message Bubbles */
.binta-message {
    display: flex;
    gap: 10px;
    max-width: 90%;
    animation: fadeIn 0.3s ease;
}

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

.binta-bot-message {
    align-self: flex-start;
}

.binta-user-message {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.binta-avatar-small {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
}

.binta-avatar-small svg {
    width: 100%;
    height: 100%;
}

.binta-message-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.binta-message-text {
    padding: 12px 16px;
    border-radius: 16px;
    line-height: 1.5;
    font-size: 14px;
}

.binta-bot-message .binta-message-text {
    background: var(--card-bg);
    color: #1f2937;
    border-bottom-left-radius: 4px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.binta-user-message .binta-message-text {
    background: var(--brand-primary);
    color: var(--text-inverse);
    border-bottom-right-radius: 4px;
}

.binta-message-text strong {
    font-weight: 600;
    color: var(--brand-hover);
}

.binta-user-message .binta-message-text strong {
    color: inherit;
}

.binta-message-text .list-item {
    display: block;
    padding-left: 16px;
    position: relative;
    margin: 4px 0;
}

.binta-message-text .list-item::before {
    content: "•";
    position: absolute;
    left: 4px;
    color: var(--brand-primary);
}

/* Suggestions */
.binta-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.binta-suggestion-btn {
    background: #f3f4f6;
    border: 1px solid #e5e7eb;
    border-radius: 20px;
    padding: 6px 14px;
    font-size: 13px;
    color: #374151;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.binta-suggestion-btn:hover {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: var(--text-inverse);
}

/* Typing Indicator */
.binta-typing-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 16px 8px;
    background: #f9fafb;
}

.typing-dots {
    display: flex;
    gap: 4px;
    padding: 10px 14px;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: var(--brand-primary);
    border-radius: 50%;
    animation: typingBounce 1.4s ease-in-out infinite;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typingBounce {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-6px);
    }
}

/* Input Area */
.binta-chat-input-area {
    padding: 12px 16px;
    background: var(--card-bg);
    border-top: 1px solid #e5e7eb;
    display: flex;
    gap: 10px;
    align-items: center;
}

.binta-chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #e5e7eb;
    border-radius: 24px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.binta-chat-input:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.binta-chat-input::placeholder {
    color: var(--text-muted);
}

.binta-send-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: #e5e7eb;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.binta-send-btn:hover:not(:disabled),
.binta-send-btn.active {
    background: var(--brand-primary);
    color: var(--text-inverse);
}

.binta-send-btn:disabled {
    cursor: not-allowed;
}

.binta-send-btn svg {
    width: 20px;
    height: 20px;
}

/* Mobile Responsive */
@media (max-width: 640px) {
    .binta-chat-widget {
        border-radius: 12px;
        height: 450px;
        max-height: 60vh;
    }

    .binta-chat-header {
        padding: 12px;
    }

    .binta-avatar {
        width: 36px;
        height: 36px;
    }

    .binta-name {
        font-size: 14px;
    }

    .binta-status {
        font-size: 11px;
    }

    .binta-chat-messages {
        padding: 12px;
        gap: 12px;
    }

    .binta-message {
        max-width: 95%;
    }

    .binta-message-text {
        padding: 10px 14px;
        font-size: 13px;
    }

    .binta-suggestion-btn {
        padding: 5px 12px;
        font-size: 12px;
    }

    .binta-chat-input-area {
        padding: 10px 12px;
    }

    .binta-chat-input {
        padding: 10px 14px;
        font-size: 13px;
    }

    .binta-send-btn {
        width: 40px;
        height: 40px;
    }
}

/* Animation for new messages */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.binta-message {
    animation: slideIn 0.3s ease forwards;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .binta-chat-widget {
        background: #1f2937;
        border-color: #374151;
    }

    .binta-chat-messages {
        background: #111827;
    }

    .binta-bot-message .binta-message-text {
        background: #374151;
        color: #f9fafb;
    }

    .binta-message-text strong {
        color: var(--brand-primary-light);
    }

    .binta-suggestion-btn {
        background: #374151;
        border-color: #4b5563;
        color: #f9fafb;
    }

    .binta-suggestion-btn:hover {
        background: var(--brand-primary);
        border-color: var(--brand-primary);
    }

    .typing-dots {
        background: #374151;
    }

    .binta-chat-input-area {
        background: #1f2937;
        border-color: #374151;
    }

    .binta-chat-input {
        background: #374151;
        border-color: #4b5563;
        color: #f9fafb;
    }

    .binta-chat-input::placeholder {
        color: var(--text-muted);
    }

    .binta-chat-input:focus {
        border-color: var(--brand-primary);
    }

    .binta-send-btn {
        background: #374151;
    }
}