/* ==========================================
BaseWeb AI Chat & Forms to MAX — Widget Styles
Версия: 3.0.2
========================================== */

:root {
    --bacfm-primary: #3b82f6;
    --bacfm-primary-dark: #2563eb;
    --bacfm-primary-light: #60a5fa;
    --bacfm-bg-dark: #1e293b;
    --bacfm-bg-darker: #0f172a;
    --bacfm-bg-overlay: rgba(255, 255, 255, 0.08);
    --bacfm-bg-overlay-hover: rgba(255, 255, 255, 0.05);
    --bacfm-text-light: #e2e8f0;
    --bacfm-text-muted: #94a3b8;
    --bacfm-text-white: #ffffff;
    --bacfm-border: rgba(255, 255, 255, 0.1);
    --bacfm-border-focus: var(--bacfm-primary-light);
    --bacfm-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    --bacfm-shadow-hover: 0 8px 20px rgba(59, 130, 246, 0.3);
    --bacfm-radius-sm: 8px;
    --bacfm-radius-md: 10px;
    --bacfm-radius-lg: 16px;
    --bacfm-radius-full: 50%;
    --bacfm-transition: all 0.2s ease;
    --bacfm-transition-fast: all 0.1s ease;
    --bacfm-chat-width: 380px;
    --bacfm-chat-height: 550px;
    --bacfm-avatar-size: 32px;
    --bacfm-icon-size: 22px;
    --bacfm-padding-sm: 10px;
    --bacfm-padding-md: 16px;
    --bacfm-padding-lg: 20px;
    --bacfm-z-index: 999999;
}

.bacfm-chat-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: var(--bacfm-z-index);
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
}

.bacfm-chat-container.bacfm-inline {
    position: relative !important;
    bottom: auto !important;
    right: auto !important;
    left: auto !important;
    top: auto !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 20px 0;
    display: block !important;
}

.bacfm-chat-container.bacfm-inline .bacfm-chat-window {
    width: 100% !important;
    max-width: 100% !important;
    height: 550px;
    max-height: 100%;
    border-radius: var(--bacfm-radius-lg);
}

.bacfm-chat-container.bacfm-inline .bacfm-chat-close {
    display: none;
}

.bacfm-chat-window {
    width: var(--bacfm-chat-width);
    max-width: calc(100vw - 40px);
    height: var(--bacfm-chat-height);
    max-height: calc(100vh - 100px);
    background: var(--bacfm-bg-dark);
    border-radius: var(--bacfm-radius-lg);
    box-shadow: var(--bacfm-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--bacfm-border);
}

.bacfm-chat-header {
    background: linear-gradient(135deg, var(--bacfm-primary) 0%, var(--bacfm-primary-dark) 100%);
    padding: var(--bacfm-padding-md) var(--bacfm-padding-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--bacfm-text-white);
}

.bacfm-chat-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 15px;
}

.bacfm-chat-icon {
    font-size: var(--bacfm-icon-size);
}

.bacfm-chat-close {
    background: transparent;
    border: none;
    color: var(--bacfm-text-white);
    font-size: 28px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    line-height: 1;
    opacity: 0.8;
    transition: var(--bacfm-transition);
}

.bacfm-chat-close:hover { opacity: 1; }

.bacfm-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--bacfm-padding-lg);
    display: flex;
    flex-direction: column;
    background: var(--bacfm-bg-dark);
    gap: 16px;
}

.bacfm-chat-messages::-webkit-scrollbar { width: 6px; }
.bacfm-chat-messages::-webkit-scrollbar-track { background: transparent; }
.bacfm-chat-messages::-webkit-scrollbar-thumb {
    background: var(--bacfm-bg-overlay);
    border-radius: 3px;
}

.bacfm-message {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    animation: fadeIn 0.3s ease-out;
}

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

.bacfm-message-avatar {
    width: var(--bacfm-avatar-size);
    height: var(--bacfm-avatar-size);
    border-radius: var(--bacfm-radius-full);
    background: var(--bacfm-bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.bacfm-message-content {
    background: var(--bacfm-bg-overlay);
    padding: var(--bacfm-padding-sm) 14px;
    border-radius: 12px;
    color: var(--bacfm-text-light);
    font-size: 14px;
    line-height: 1.5;
    max-width: calc(100% - 50px);
    word-wrap: break-word;
}

.bacfm-message-user {
    flex-direction: row-reverse;
}

.bacfm-message-user .bacfm-message-content {
    background: var(--bacfm-primary);
    color: var(--bacfm-text-white);
}

.bacfm-message-user .bacfm-message-avatar {
    background: rgba(59, 130, 246, 0.2);
}

.bacfm-thinking .bacfm-message-content {
    font-style: italic;
    opacity: 0.7;
}

.bacfm-chat-input-area {
    display: flex;
    gap: 8px;
    padding: var(--bacfm-padding-md);
    background: var(--bacfm-bg-darker);
    border-top: 1px solid var(--bacfm-border);
    align-items: flex-end;
}

.bacfm-chat-input {
    flex: 1;
    background: var(--bacfm-bg-overlay);
    border: 1px solid var(--bacfm-border);
    border-radius: var(--bacfm-radius-md);
    padding: var(--bacfm-padding-sm) 14px;
    color: var(--bacfm-text-light);
    font-size: 14px;
    font-family: inherit;
    resize: none;
    max-height: 100px;
    min-height: 40px;
    outline: none;
    transition: var(--bacfm-transition);
}

.bacfm-chat-input:focus { border-color: var(--bacfm-primary); }
.bacfm-chat-input::placeholder { color: rgba(226, 232, 240, 0.5); }

.bacfm-chat-send {
    background: var(--bacfm-primary);
    border: none;
    border-radius: var(--bacfm-radius-md);
    width: 40px;
    height: 40px;
    color: var(--bacfm-text-white);
    font-size: 18px;
    cursor: pointer;
    transition: var(--bacfm-transition);
    flex-shrink: 0;
}

.bacfm-chat-send:hover { background: var(--bacfm-primary-dark); }
.bacfm-chat-send:active { transform: scale(0.95); }
.bacfm-chat-send:disabled {
    background: var(--bacfm-text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.bacfm-trigger-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--bacfm-primary) 0%, var(--bacfm-primary-dark) 100%);
    color: var(--bacfm-text-white);
    border: none;
    border-radius: var(--bacfm-radius-sm);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--bacfm-transition);
    font-family: inherit;
}

.bacfm-trigger-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--bacfm-shadow-hover);
}

.bacfm-trigger-btn:active {
    transform: translateY(0);
    box-shadow: 0 4px 10px rgba(59, 130, 246, 0.2);
}

.bacfm-btn-icon { font-size: 18px; }

.bacfm-lead-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: var(--bacfm-padding-sm) 0;
}

.bacfm-lead-form-title {
    font-weight: 600;
    font-size: 14px;
    color: var(--bacfm-text-light);
    margin-bottom: 5px;
}

.bacfm-lead-form input[type="text"],
.bacfm-lead-form input[type="email"],
.bacfm-lead-form input[type="tel"],
.bacfm-lead-form textarea {
    width: 100%;
    background: var(--bacfm-bg-overlay);
    border: 1px solid var(--bacfm-border);
    border-radius: var(--bacfm-radius-sm);
    padding: var(--bacfm-padding-sm) 12px;
    color: var(--bacfm-text-light);
    font-size: 13px;
    font-family: inherit;
    outline: none;
    transition: var(--bacfm-transition);
    box-sizing: border-box;
}

.bacfm-lead-form input:focus,
.bacfm-lead-form textarea:focus { border-color: var(--bacfm-primary); }

.bacfm-lead-form textarea {
    min-height: 60px;
    resize: vertical;
}

.bacfm-lead-buttons {
    display: flex;
    gap: 8px;
    margin-top: 5px;
}

.bacfm-lead-submit {
    flex: 1;
    background: var(--bacfm-primary);
    color: var(--bacfm-text-white);
    border: none;
    border-radius: var(--bacfm-radius-sm);
    padding: var(--bacfm-padding-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--bacfm-transition);
}

.bacfm-lead-submit:hover { background: var(--bacfm-primary-dark); }
.bacfm-lead-submit:disabled {
    background: var(--bacfm-text-muted);
    cursor: not-allowed;
    opacity: 0.5;
}

.bacfm-lead-cancel {
    background: transparent;
    color: var(--bacfm-text-muted);
    border: 1px solid var(--bacfm-border);
    border-radius: var(--bacfm-radius-sm);
    padding: var(--bacfm-padding-sm) 16px;
    font-size: 13px;
    cursor: pointer;
    transition: var(--bacfm-transition);
}

.bacfm-lead-cancel:hover {
    background: var(--bacfm-bg-overlay-hover);
    color: var(--bacfm-text-light);
}

.bacfm-lead-consent {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 11px;
    line-height: 1.4;
    color: var(--bacfm-text-muted);
    margin-top: 4px;
    cursor: pointer;
    user-select: none;
}

.bacfm-lead-consent-checkbox {
    appearance: none;
    width: 16px;
    height: 16px;
    min-width: 16px;
    min-height: 16px;
    margin-top: 1px;
    border: 1.5px solid var(--bacfm-border);
    border-radius: 3px;
    background: var(--bacfm-bg-overlay);
    cursor: pointer;
    position: relative;
    transition: var(--bacfm-transition-fast);
    flex-shrink: 0;
}

.bacfm-lead-consent-checkbox:hover { border-color: var(--bacfm-primary-light); }

.bacfm-lead-consent-checkbox:checked {
    background: var(--bacfm-primary);
    border-color: var(--bacfm-primary);
}

.bacfm-lead-consent-checkbox:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 5px;
    height: 9px;
    border: solid var(--bacfm-text-white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.bacfm-lead-consent-link {
    color: var(--bacfm-primary-light);
    text-decoration: underline;
    text-decoration-style: dotted;
}

.bacfm-lead-consent-link:hover {
    color: var(--bacfm-text-white);
    text-decoration-style: solid;
}

@media (max-width: 1024px) and (min-width: 768px) {
    .bacfm-chat-window {
        width: 340px;
        height: 500px;
    }
}

@media (max-width: 768px) {
    .bacfm-chat-container {
        bottom: 10px;
        right: 10px;
    }
    .bacfm-chat-window {
        width: calc(100vw - 20px);
        max-width: 360px;
        height: 450px;
    }
    .bacfm-chat-container.bacfm-inline .bacfm-chat-window {
        height: 450px;
    }
}

@media (max-width: 480px) {
    .bacfm-chat-container:not(.bacfm-inline) {
        bottom: 0;
        right: 0;
        left: 0;
        top: 0;
        align-items: stretch;
        justify-content: stretch;
    }
    .bacfm-chat-container:not(.bacfm-inline) .bacfm-chat-window {
        width: 100%;
        height: 100%;
        max-width: 100%;
        max-height: 100%;
        border-radius: 0;
    }
    .bacfm-chat-container.bacfm-inline .bacfm-chat-window {
        height: 400px;
    }
    .bacfm-trigger-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    .bacfm-lead-form input,
    .bacfm-lead-form textarea {
        font-size: 16px;
    }
    .bacfm-lead-consent { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
    .bacfm-message { animation: none; }
    .bacfm-chat-send,
    .bacfm-trigger-btn,
    .bacfm-lead-submit,
    .bacfm-lead-cancel { transition: none; }
}

@media print {
    .bacfm-chat-container,
    .bacfm-trigger-btn {
        display: none !important;
    }
}