:root {
    --primary: #D9161A; 
    --primary-hover: #b51215;
    --bg-color: #F5F6F7;
    --text-main: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --border: #E0E0E0;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.05);
    
    --user-msg: #FAFAFA;
    --sys-msg: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    height: 100vh;
    display: flex;
    /* overflow: hidden; */
}

.app-container {
    zoom: 0.75;
    display: flex;
    width: 100%;
    height: 100%;
}

/* Sidebar */
.sidebar {
    width: 280px;
    flex-shrink: 0;
    background-color: var(--white);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    box-shadow: 2px 0 5px rgba(0,0,0,0.02);
    z-index: 10;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease, opacity 0.3s ease;
}

.sidebar.resizing {
    transition: none !important; /* Desabilita transição durante o drag para máxima performance e zero lag! */
}

.sidebar.collapsed {
    width: 0 !important;
    padding: 0 !important;
    opacity: 0 !important;
    overflow: hidden !important;
    border-right: none !important;
}

/* Botão de Toggle da Barra Lateral no Header */
.toggle-sidebar-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
    width: 38px;
    height: 38px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.toggle-sidebar-btn:hover {
    background-color: var(--bg-color);
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

/* Divisor Redimensionador Lateral (Splitter) */
.sidebar-resizer {
    width: 6px; /* Área de toque confortável de 6px */
    margin: 0 -3px; /* Centraliza a área de clique sobre a borda real */
    cursor: col-resize;
    position: relative;
    z-index: 100;
    align-self: stretch;
    flex-shrink: 0;
}

/* Linha visual real ultrafina (1.5px) */
.sidebar-resizer::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 2px; /* Centralizado horizontalmente no espaço de 6px */
    width: 1.5px;
    background-color: transparent;
    transition: background-color 0.25s ease, box-shadow 0.25s ease;
}

.sidebar-resizer:hover::after,
.sidebar-resizer.dragging::after {
    background-color: var(--primary) !important;
    box-shadow: 0 0 5px var(--primary);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 2.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-header svg {
    display: block;
    margin-top: -1.5px; /* Ajuste milimétrico para alinhamento vertical absoluto */
}

.sidebar-header h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
    text-transform: uppercase;
    line-height: 1;
    margin: 0;
}

.sidebar-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    /* overflow: hidden; */
    min-height: 0;
}

.sidebar-section h3 {
    font-size: 0.75rem;
    color: var(--text-light);
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    text-transform: uppercase;
    font-weight: 700;
}

.search-manuals-container {
    position: relative;
    margin-bottom: 1rem;
}

.search-manuals-container .search-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 0.85rem;
}

#search-manuals-input {
    width: 100%;
    padding: 0.6rem 0.6rem 0.6rem 2.2rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-color);
    font-size: 0.85rem;
    font-family: inherit;
    color: var(--text-main);
    transition: all 0.2s ease;
}

#search-manuals-input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(229, 0, 18, 0.15);
}

.manuals-list {
    list-style: none;
    flex: 1;
    overflow-y: auto;
    padding-right: 4px;
}

.manuals-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-color);
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-main);
    transition: all 0.2s ease;
}

.manuals-list li i {
    color: var(--primary); 
}

.manuals-list li:hover {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: var(--card-shadow);
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.sidebar-footer p {
    font-size: 0.875rem;
    color: var(--text-main);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.status.online {
    color: #10b981;
}

.small-text {
    font-size: 0.75rem;
    color: var(--text-light);
    font-weight: 400;
}

/* Chat Area */
.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-color);
}

.chat-header {
    padding: 1.5rem 2rem;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
}

.chat-header h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.chat-header p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    scroll-behavior: smooth;
}

.message {
    display: flex;
    gap: 1rem;
    max-width: 85%;
}

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

.message.system {
    align-self: flex-start;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.2rem;
    color: var(--white);
}

.message.user .avatar {
    background-color: var(--text-main);
}

.message.system .avatar {
    background-color: var(--white);
    border: 2px solid var(--primary);
    color: var(--primary);
}

.content {
    padding: 1.25rem;
    border-radius: 8px;
    font-size: 0.95rem;
    line-height: 1.6;
    box-shadow: var(--card-shadow);
}

.message.user .content {
    background-color: var(--text-main);
    color: var(--white);
    border: 1px solid var(--text-main);
}

.message.system .content {
    background-color: var(--white);
    color: var(--text-main);
    border: 1px solid var(--border);
    border-top: 3px solid var(--primary);
}

/* Formatação do Markdown no chat */
.message.system .content h3 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-size: 1.1rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 4px;
}

.message.system .content ul, .message.system .content ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.message.system .content p {
    margin-bottom: 0.75rem;
}

.message.system .content strong {
    font-weight: 700;
    color: var(--text-main);
}

/* Badge de manual utilizado */
.manual-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #fef2f2;
    color: var(--primary);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    border: 1px solid #fca5a5;
}

.chat-input-container {
    padding: 1.5rem 2rem;
    background: var(--white);
    border-top: 1px solid var(--border);
}

#chat-form {
    display: flex;
    gap: 12px;
    background: var(--bg-color);
    padding: 0.5rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    transition: all 0.2s ease;
}

#chat-form:focus-within {
    border-color: var(--primary);
    background: var(--white);
}

#chat-input {
    flex: 1;
    background: transparent;
    border: none;
    padding: 0.75rem 1rem;
    color: var(--text-main);
    font-size: 1rem;
    outline: none;
}

#chat-input::placeholder {
    color: var(--text-light);
}

#send-button {
    background: var(--primary);
    color: var(--white);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: background 0.2s;
}

#send-button:hover {
    background: var(--primary-hover);
}

#send-button:disabled {
    background: #d1d5db;
    cursor: not-allowed;
}

/* Modo PARAR: enquanto a resposta é gerada, o botão de enviar vira um botão de interromper */
#send-button.stop-mode {
    background: #1e293b;
    animation: stop-pulse 1.4s ease-in-out infinite;
}

#send-button.stop-mode:hover {
    background: #0f172a;
}

@keyframes stop-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(217, 4, 41, 0.45); }
    50%      { box-shadow: 0 0 0 6px rgba(217, 4, 41, 0); }
}

/* Loading animation */
.typing-indicator {
    display: flex;
    gap: 5px;
    padding: 0.5rem;
}

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

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

#clear-chat-btn {
    background: none;
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-light);
    transition: all 0.2s ease;
}

#clear-chat-btn i {
    color: var(--primary);
    font-size: 0.95rem;
}

#clear-chat-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: #fef2f2;
}

/* Checkbox customizado estilo NotebookLM (Compartilhado entre arquivos e pastas) */
.manual-checkbox-container,
.folder-checkbox-container {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    position: relative;
    user-select: none;
}

.manual-checkbox-container {
    width: 100%;
}

.manual-checkbox-container input,
.folder-checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    height: 18px;
    width: 18px;
    background-color: var(--white);
    border: 2px solid var(--border);
    border-radius: 4px;
    position: relative;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

/* Quando o checkbox estiver marcado */
.manual-checkbox-container input:checked ~ .checkmark,
.folder-checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* Criar o símbolo de check do checkbox */
.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.manual-checkbox-container input:checked ~ .checkmark:after,
.folder-checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.manual-checkbox-container .checkmark:after,
.folder-checkbox-container .checkmark:after {
    left: 4px;
    top: 0px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Estado indeterminado para pastas com subitens parcialmente marcados (tracinho horizontal) */
.folder-checkbox-container input:indeterminate ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.folder-checkbox-container input:indeterminate ~ .checkmark:after {
    display: block;
    left: 4px;
    top: 6px;
    width: 6px;
    height: 2px;
    border: solid white;
    border-width: 0 0 2px 0;
    transform: none;
}

.manual-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
    /* overflow: hidden; */
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Estilização da Tree View (NotebookLM style folders) */
.folder-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 0.75rem;
    background: var(--bg-color);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    user-select: none;
    transition: all 0.2s ease;
    margin-bottom: 0.35rem;
}

.folder-header:hover {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: var(--card-shadow);
}

.folder-toggle {
    color: var(--text-light);
    font-size: 0.9rem;
    width: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.folder-header:hover .folder-toggle {
    color: var(--primary);
}

.folder-icon {
    color: var(--primary);
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
}

.folder-name {
    flex: 1;
    /* overflow: hidden; */
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Pílulas de Citação (NotebookLM Style) */
.citation-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #fee2e2;
    color: var(--primary);
    border: 1px solid #fca5a5;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.78rem;
    font-weight: 600;
    margin: 0 3px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    vertical-align: middle;
}

.citation-pill.static-citation {
    cursor: default;
}

.citation-pill i {
    font-size: 0.7rem;
}

.citation-pill:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* Linha do item de manual */
.manual-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    transition: all 0.2s ease;
}

/* Botão de download do manual */
.download-manual-btn {
    color: var(--text-light);
    font-size: 0.95rem;
    padding: 6px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    text-decoration: none;
    margin-right: 0.75rem;
}

.download-manual-btn:hover {
    color: var(--primary);
    background: #fef2f2;
}

/* Botão de download no badge de fonte do chat */
.manual-badge-download-btn {
    color: var(--primary);
    background: transparent;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.8rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    text-decoration: none;
    border: 1px solid transparent;
}

.manual-badge-download-btn:hover {
    background: var(--primary);
    color: var(--white) !important;
}

/* Contador de caracteres do Input */
.char-counter {
    font-size: 0.75rem;
    color: var(--text-light);
    text-align: right;
    margin-top: 6px;
    padding-right: 8px;
    font-weight: 500;
    transition: color 0.2s ease;
}

.char-counter.warning {
    color: var(--primary);
    font-weight: 600;
}

/* Overlay de Identificação e Cadastro Glassmorphic */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(245, 246, 247, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.login-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.login-card {
    zoom: 0.75;
    background: var(--white);
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: relative;
    border-top: 5px solid var(--primary);
}

.login-logo {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin-bottom: 0.5rem;
}

.login-logo i {
    font-size: 2.2rem;
    color: var(--primary);
}

.login-logo h2 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.02em;
}

.login-logo p {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 500;
}

.login-step {
    display: none;
    flex-direction: column;
    gap: 1.2rem;
}

.login-step.active {
    display: flex;
    animation: fadeInSlide 0.3s ease forwards;
}

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

.login-step h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main);
}

.login-desc {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.5;
}

.input-group {
    position: relative;
    width: 100%;
}

.input-group .input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.input-group input {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.8rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-color);
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text-main);
    transition: all 0.2s ease;
    outline: none;
}

.input-group input:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(229, 0, 18, 0.12);
}

.input-group input:focus + .input-icon {
    color: var(--primary);
}

.login-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 0.85rem;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background 0.2s ease;
}

.login-btn:hover {
    background: var(--primary-hover);
}

.login-btn-secondary {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-light);
    padding: 0.75rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.login-btn-secondary:hover {
    border-color: var(--text-light);
    color: var(--text-main);
}

.login-error {
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
    min-height: 1.2rem;
}

/* Painel de Usuário Conectado na Sidebar */
.sidebar-user-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: var(--bg-color);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin: 10px 15px;
    gap: 8px;
    transition: all 0.2s ease;
}

.sidebar-user-panel:hover {
    border-color: rgba(229, 0, 18, 0.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.user-avatar {
    font-size: 1.4rem;
    color: var(--primary);
    flex-shrink: 0;
}

.user-details {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.user-name {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
    /* overflow: hidden; */
    text-overflow: ellipsis;
}

.user-company {
    font-size: 0.7rem;
    color: var(--text-light);
    font-weight: 500;
    white-space: nowrap;
    /* overflow: hidden; */
    text-overflow: ellipsis;
}

.btn-logout {
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 0.95rem;
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.btn-logout:hover {
    background: rgba(229, 0, 18, 0.08);
    color: var(--primary);
    transform: translateX(2px);
}

/* Container de Telefone Separado */
.phone-container {
    display: flex;
    gap: 8px;
    width: 100%;
}

.ddi-box {
    display: flex;
    align-items: center;
    background: var(--bg-color);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0 4px 0 10px;
    width: 72px;
    transition: all 0.2s ease;
}

.ddi-box:focus-within {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(229, 0, 18, 0.12);
}

.prefix-plus {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 600;
    margin-right: 2px;
}

.ddi-box input {
    width: 100% !important;
    border: none !important;
    background: transparent !important;
    padding: 0.82rem 0 !important;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-main);
    outline: none;
    text-align: center;
    font-family: inherit;
}

.phone-box {
    flex: 1;
    position: relative;
}

.phone-box input {
    width: 100%;
    padding: 0.82rem 1rem 0.82rem 2.6rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-color);
    font-size: 0.92rem;
    font-family: inherit;
    color: var(--text-main);
    transition: all 0.2s ease;
    outline: none;
}

.phone-box input:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(229, 0, 18, 0.12);
}

.phone-box .input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 0.92rem;
    transition: color 0.2s ease;
}

.phone-box input:focus + .input-icon {
    color: var(--primary);
}

/* Botões de Triagem de Equipamento */
.triagem-btn {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.78rem;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s ease !important;
    outline: none;
    margin: 2px;
}

.triagem-btn[data-type="inversor"] {
    background-color: rgba(217, 4, 41, 0.05) !important;
    border: 1px solid rgba(217, 4, 41, 0.2) !important;
    color: #d90429 !important;
}

.triagem-btn[data-type="inversor"]:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(217, 4, 41, 0.15);
    background-color: rgba(217, 4, 41, 0.1) !important;
    border-color: rgba(217, 4, 41, 0.4) !important;
}

.triagem-btn[data-type="clp"] {
    background-color: rgba(51, 65, 85, 0.05) !important;
    border: 1px solid rgba(51, 65, 85, 0.15) !important;
    color: #334155 !important;
}

.triagem-btn[data-type="clp"]:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(51, 65, 85, 0.1);
    background-color: rgba(51, 65, 85, 0.1) !important;
    border-color: rgba(51, 65, 85, 0.35) !important;
}

.triagem-btn[data-type="servo"] {
    background-color: rgba(37, 99, 235, 0.05) !important;
    border: 1px solid rgba(37, 99, 235, 0.15) !important;
    color: #2563eb !important;
}

.triagem-btn[data-type="servo"]:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.1);
    background-color: rgba(37, 99, 235, 0.1) !important;
    border-color: rgba(37, 99, 235, 0.35) !important;
}

.triagem-btn[data-type="ihm"] {
    background-color: rgba(79, 70, 229, 0.05) !important;
    border: 1px solid rgba(79, 70, 229, 0.15) !important;
    color: #4f46e5 !important;
}

.triagem-btn[data-type="ihm"]:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.1);
    background-color: rgba(79, 70, 229, 0.1) !important;
    border-color: rgba(79, 70, 229, 0.35) !important;
}

.triagem-btn.active {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
    color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(217, 4, 41, 0.25);
}

/* Triage Guided Wizard Styles */
.triage-wizard-container {
    margin-top: 20px;
    padding: 20px;
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    text-align: left;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.triage-wizard-title {
    margin: 0 0 16px 0;
    font-weight: 700;
    color: var(--text-main);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.triage-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.triage-category-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background-color: var(--bg-color);
    border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.triage-category-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    background-color: var(--white);
    box-shadow: 0 6px 15px rgba(217, 22, 26, 0.08);
}

.triage-card-icon {
    font-size: 1.4rem;
    width: 44px;
    height: 44px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white);
    color: var(--primary);
    border: 1px solid var(--border);
    box-shadow: var(--card-shadow);
    transition: all 0.2s ease;
}

.triage-category-card:hover .triage-card-icon {
    background-color: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.triage-card-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0; /* permite o item flex encolher para o texto truncar em vez de vazar o card */
    overflow: hidden;
}

.triage-card-name {
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--text-main);
}

.triage-card-desc {
    font-size: 0.72rem;
    color: var(--text-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

.triage-general-btn-container {
    display: flex;
    justify-content: center;
    border-top: 1px dashed var(--border);
    padding-top: 16px;
}

.triage-general-btn {
    padding: 8px 20px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background-color: var(--white);
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.triage-general-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background-color: rgba(217, 22, 26, 0.02);
    box-shadow: 0 2px 8px rgba(217, 22, 26, 0.05);
}

/* Triage Step 2 Layout */
.triage-wizard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.triage-back-btn {
    padding: 6px 12px;
    border-radius: 15px;
    border: 1px solid var(--border);
    background-color: var(--white);
    color: var(--text-light);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.triage-back-btn:hover {
    border-color: var(--text-light);
    color: var(--text-main);
    background-color: var(--bg-color);
}

.triage-wizard-subtitle {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.triage-wizard-instruction {
    font-size: 0.82rem;
    color: var(--text-light);
    margin-bottom: 12px;
    font-weight: 500;
}

.triage-model-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 10px;
}

.triage-model-card {
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background-color: var(--bg-color);
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
    text-align: center;
    transition: all 0.2s ease;
}

.triage-model-card:hover {
    border-color: var(--primary);
    background-color: var(--white);
    box-shadow: 0 4px 10px rgba(217, 22, 26, 0.05);
    transform: translateY(-1px);
}

/* Active badges */
.triage-active-badge {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 18px;
    border-radius: 10px;
    margin-top: 15px;
    transition: all 0.3s ease;
}

.triage-active-badge.triage-product {
    background-color: rgba(217, 22, 26, 0.04);
    border: 1px solid rgba(217, 22, 26, 0.15);
}

.triage-active-badge.triage-general {
    background-color: rgba(51, 65, 85, 0.04);
    border: 1px solid rgba(51, 65, 85, 0.15);
}

.triage-badge-text {
    font-size: 0.84rem;
    color: var(--text-main);
}

.triage-active-badge.triage-product .triage-badge-text i {
    color: var(--primary);
    margin-right: 6px;
}

.triage-active-badge.triage-general .triage-badge-text i {
    color: #475569;
    margin-right: 6px;
}

.triage-change-btn {
    padding: 5px 12px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background-color: var(--white);
    color: var(--text-light);
    font-size: 0.74rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.triage-change-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 2px 6px rgba(217, 22, 26, 0.05);
}

/* Locked chat states */
.chat-input-container.chat-locked {
    opacity: 0.65;
    background-color: rgba(0, 0, 0, 0.02);
    pointer-events: none;
}

.chat-input-container.chat-locked input {
    cursor: not-allowed;
}

.chat-input-container.chat-locked button {
    cursor: not-allowed;
    background-color: #cbd5e1 !important;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.animate-fade-in {
    animation: fadeIn 0.25s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

.triage-primary-confirm-btn {
    width: 100%;
    margin-top: 15px;
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    background-color: var(--primary);
    color: var(--white);
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(217, 22, 26, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.triage-primary-confirm-btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(217, 22, 26, 0.3);
}

.triage-primary-confirm-btn:active {
    transform: translateY(0);
}

.triage-model-card.active {
    background-color: var(--primary) !important;
    border-color: var(--primary) !important;
    color: var(--white) !important;
    box-shadow: 0 4px 10px rgba(217, 22, 26, 0.2);
}

/* Chips de seleção ativa no wizard de triagem */
.triage-selected-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 10px 12px;
    margin-bottom: 12px;
    background: rgba(217, 4, 41, 0.06);
    border: 1px dashed rgba(217, 4, 41, 0.25);
    border-radius: 8px;
    animation: fadeIn 0.2s ease-out;
}

.triage-selected-chips-label {
    width: 100%;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    color: var(--primary);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.triage-chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px 3px 8px;
    background: var(--primary);
    color: #fff;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: default;
    transition: background 0.15s;
}

.triage-chip-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: rgba(255,255,255,0.25);
    cursor: pointer;
    font-size: 0.6rem;
    line-height: 1;
    transition: background 0.15s;
    border: none;
    color: #fff;
    padding: 0;
    flex-shrink: 0;
}

.triage-chip-remove:hover {
    background: rgba(255,255,255,0.45);
}

/* Image Attachment Feature */
.chat-attach-btn {
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0 12px;
    transition: color 0.2s, transform 0.1s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-attach-btn:hover {
    color: var(--primary);
    transform: scale(1.1);
}

#mic-btn.recording {
    color: #ef4444;
    animation: mic-pulse 1s ease-in-out infinite;
}

@keyframes mic-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.image-preview-container {
    display: none;
    align-items: center;
    margin-bottom: 8px;
    padding: 8px 12px;
    background: var(--card-bg);
    border: 1px dashed var(--border);
    border-radius: 8px;
    max-width: max-content;
    position: relative;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.image-preview-container.visible {
    display: flex;
}

.image-preview-thumb {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--border);
}

.image-preview-info {
    margin-left: 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.image-preview-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-color);
    max-width: 150px;
    white-space: nowrap;
    /* overflow: hidden; */
    text-overflow: ellipsis;
}

.image-preview-size {
    font-size: 0.7rem;
    color: var(--text-light);
}

.image-preview-remove {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    box-shadow: 0 2px 4px rgba(217, 4, 41, 0.3);
    transition: transform 0.1s;
}

.image-preview-remove:hover {
    transform: scale(1.1);
}

/* Google Translate Widget Styling */
#google_translate_element {
    margin: 0;
    width: 100%;
}
.goog-te-gadget {
    font-family: var(--font-primary) !important;
    font-size: 0 !important;
    color: transparent !important;
}
.goog-te-gadget .goog-te-combo {
    width: 100%;
    box-sizing: border-box;
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--border, #E0E0E0);
    font-family: 'Inter', sans-serif !important;
    font-size: 0.85rem !important;
    cursor: pointer;
    background-color: var(--white, #ffffff);
    color: var(--text-main, #333333);
    outline: none;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}
/* Removed span hiding to fix combo box */
.goog-logo-link {
    display: none !important;
}
.goog-te-banner-frame.skiptranslate {
    display: none !important;
}
body {
    top: 0px !important; 
}

/* Regras para exibir/ocultar previsao de custos */
.cost-metrics-block { display: none; margin-top: 15px; padding: 12px; background: rgba(0,0,0,0.03); border-radius: 6px; font-size: 0.85rem; }
body.show-costs .cost-metrics-block { display: block; }


/* Ajuste global de escala da interface (Zoom In-built) */





/* Conteúdo das respostas (tabelas de parâmetros e diagramas ```text```) nunca pode
   estourar a largura da bolha — rolagem horizontal local em vez de quebrar o layout. */
.message .content pre {
    overflow-x: auto;
    max-width: 100%;
}
.message .content table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
}

/* =========================================================
   MOBILE RESPONSIVENESS (@media max-width: 768px)
   ========================================================= */
@media (max-width: 768px) {
    .sidebar-backdrop {
        display: block;
        position: fixed;
        /* inset:0 em vez de 100vw/100vh: cobre a viewport SEM o overflow horizontal
           que o 100vw causa quando há barra de rolagem (gerava scroll/barra gigante). */
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    .sidebar-backdrop.active {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .sidebar {
        position: fixed;
        left: -320px;
        top: 0;
        height: 100vh;
        width: 280px;
        z-index: 999;
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .sidebar.mobile-open {
        left: 0;
    }

    .sidebar-resizer {
        display: none !important;
    }

    .chat-header {
        padding: 1rem 1.25rem;
    }

    .chat-header h1 {
        font-size: 1.05rem;
    }

    .chat-header p {
        display: none;
    }

    .chat-header > div > div:nth-child(2) {
        gap: 6px !important;
    }

    #clear-chat-btn {
        padding: 6px !important;
        font-size: 0 !important;
    }
    #clear-chat-btn i {
        font-size: 1rem;
        margin-right: 0 !important;
    }

    .chat-messages {
        padding: 1rem;
    }

    .message {
        max-width: 95%;
    }

    .chat-input-container {
        padding: 1rem;
    }

    #chat-form {
        flex-wrap: nowrap;
    }

    #chat-input {
        padding: 0.5rem;
        min-width: 0;
        font-size: 16px; /* >=16px evita o auto-zoom do iOS Safari ao focar o campo */
    }

    /* Campos da tela inicial (telefone/OTP/cadastro): >=16px para o iOS não dar
       zoom ao tocar o input, o que desalinha a tela de login no celular. */
    .phone-box input,
    .ddi-box input,
    .login-step input[type="text"],
    .login-step input[type="email"] {
        font-size: 16px;
    }

    #settings-dropdown {
        min-width: 280px !important;
        right: -10px !important;
    }

    .login-card {
        padding: 1.5rem;
        max-width: 95%;
    }
}

/* =========================================================
   TELAS MUITO ESTREITAS (≤380px) — celulares pequenos
   ========================================================= */
@media (max-width: 380px) {
    .login-card {
        padding: 1.25rem;
    }

    .login-step h3 {
        font-size: 1rem;
    }

    .chat-header h1 {
        font-size: 0.95rem;
    }

    /* Campo de DDI mais enxuto para sobrar largura ao número */
    .ddi-box {
        width: 60px;
    }
}