/* ============================================
   Variables CSS - Dark Mode por defecto
   ============================================ */
:root {
    /* Dark Mode Colors */
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --bg-tertiary: #2d2d2d;
    --text-primary: #e5e5e5;
    --text-secondary: #a0a0a0;
    --accent: #4a90e2;
    --accent-hover: #5ba3ff;
    --border: #3a3a3a;
    --shadow: rgba(0, 0, 0, 0.5);
    --success: #4caf50;
    --error: #f44336;
    --warning: #ff9800;

    /* Sidebar */
    --sidebar-width: 280px;
    --sidebar-collapsed: 60px;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

/* Light Mode */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e8e8e8;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --border: #d0d0d0;
    --shadow: rgba(0, 0, 0, 0.1);
}

/* ============================================
   Reset & Base
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

/* ============================================
   Layout Principal
   ============================================ */
.app-layout {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* ============================================
   Sidebar
   ============================================ */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    z-index: 100;
}

/* Sidebar Header - Compact Layout (Logo + User in one row) */
.sidebar-header-compact {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    gap: var(--spacing-md);
}

.header-brand h1 {
    font-size: 1.1rem;
    margin: 0;
    font-weight: 700;
    color: var(--text-primary);
}

.header-brand .subtitle {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin: 2px 0 0 0;
}

.header-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

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

.user-info-compact .name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.8rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 80px;
}

.user-info-compact .role {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-transform: capitalize;
}

/* Version Badge (centered below header) */
.sidebar-version {
    text-align: center;
    padding: var(--spacing-xs) 0;
    background: var(--bg-secondary);
}

.sidebar-version span {
    font-size: 0.7rem;
    color: var(--accent);
    font-weight: 500;
}

/* ============================================
   Conversations Section
   ============================================ */
.sidebar-conversations {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.conversations-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.conversations-header h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.btn-new-chat {
    background: var(--accent);
    color: white;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s;
}

.btn-new-chat:hover {
    background-color: var(--accent-hover);
    transform: scale(1.05);
}

.conversations-search {
    padding: 0 var(--spacing-sm) var(--spacing-sm);
}

.conversations-search input {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.85rem;
    outline: none;
    transition: all 0.2s;
}

.conversations-search input:focus {
    border-color: var(--accent);
    background: var(--bg-primary);
}

.conversations-search input::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.conversations-list {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.no-conversations {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding: var(--spacing-lg);
    opacity: 0.6;
}

.conversation-item {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    border: 1px solid transparent;
}

.conversation-item:hover {
    background: var(--bg-primary);
    border-color: var(--border);
}

.conversation-item.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.conversation-item.active .conversation-title,
.conversation-item.active .conversation-date {
    color: white;
}

.conversation-title {
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
}

.conversation-date {
    font-size: 0.7rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

.conversation-actions {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    display: none;
    gap: var(--spacing-xs);
}

.conversation-item:hover .conversation-actions {
    display: flex;
}

.conversation-item.active .conversation-actions {
    display: flex;
}

.conversation-actions button {
    background: rgba(0, 0, 0, 0.2);
    border: none;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.85rem;
    transition: background 0.2s;
}

.conversation-actions button:hover {
    background: rgba(0, 0, 0, 0.4);
}

.conversation-item.active .conversation-actions button {
    background: rgba(255, 255, 255, 0.2);
}

.conversation-item.active .conversation-actions button:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Scrollbar for conversations list */
.conversations-list::-webkit-scrollbar {
    width: 6px;
}

.conversations-list::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.conversations-list::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.conversations-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.sidebar-nav {
    overflow-y: auto;
    padding: var(--spacing-md) 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-size: 0.85rem;
}

.nav-item:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: var(--bg-tertiary);
    color: var(--accent);
    border-left: 3px solid var(--accent);
}

.nav-item .icon {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

/* Navigation Divider */
.nav-divider {
    height: 1px;
    background-color: var(--border);
    margin: var(--spacing-sm) var(--spacing-md);
}

/* Nav Links (for Perfil/Admin) */
.nav-link {
    text-decoration: none;
}

.sidebar-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Theme Toggle Container (bullet/switch style) */
.theme-toggle-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
}

.theme-toggle-label {
    font-size: 0.9rem;
    color: var(--text-primary);
}

/* Switch bullet */
.theme-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.theme-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-tertiary);
    border: 2px solid var(--border);
    transition: 0.3s;
    border-radius: 24px;
}

.theme-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background-color: var(--text-secondary);
    transition: 0.3s;
    border-radius: 50%;
}

.theme-switch input:checked + .theme-slider {
    background-color: var(--accent);
    border-color: var(--accent);
}

.theme-switch input:checked + .theme-slider:before {
    transform: translateX(20px);
    background-color: white;
}

/* Logout Button */
.btn-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: transparent;
    border: 2px solid var(--error);
    color: var(--error);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
    font-weight: 600;
    width: 100%;
}

.btn-logout:hover {
    background-color: var(--error);
    color: white;
}

.btn-logout .icon {
    font-size: 1.1rem;
}

.footer-item {
    width: 100%;
}

.footer-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: transparent;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
    width: 100%;
    text-align: left;
}

.footer-link:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--accent);
}

.footer-link .icon {
    font-size: 1.1rem;
}

.logout-btn {
    border-color: var(--error);
    color: var(--error);
}

.logout-btn:hover {
    background-color: var(--error);
    color: white;
}

.theme-toggle-wrapper {
    margin-bottom: var(--spacing-sm);
}

.theme-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-primary);
}

.theme-toggle-btn:hover {
    border-color: var(--accent);
    background-color: var(--bg-secondary);
}

.theme-label {
    font-size: 0.9rem;
}

.footer-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.theme-toggle-compact {
    display: flex;
    align-items: center;
    background-color: var(--bg-tertiary);
    border-radius: 20px;
    padding: 4px;
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid var(--border);
}

.theme-toggle-compact:hover {
    border-color: var(--accent);
}

.theme-icon {
    font-size: 1.1rem;
    padding: 4px 8px;
    border-radius: 16px;
    transition: all 0.3s;
    opacity: 0.5;
}

.theme-toggle-compact .theme-icon.moon {
    background-color: transparent;
}

.theme-toggle-compact .theme-icon.sun {
    background-color: transparent;
}

/* Dark mode active - moon visible */
body:not(.light-mode) .theme-toggle-compact .theme-icon.moon {
    opacity: 1;
    background-color: var(--accent);
    color: white;
}

/* Light mode active - sun visible */
body.light-mode .theme-toggle-compact .theme-icon.sun {
    opacity: 1;
    background-color: var(--accent);
    color: white;
}

.btn-logout {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.85rem;
}

.btn-logout:hover {
    background-color: var(--error);
    border-color: var(--error);
    color: white;
}

/* Mobile Sidebar */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 99;
}

.mobile-header {
    display: none;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    align-items: center;
    gap: var(--spacing-md);
}

.menu-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-title {
    font-size: 1.1rem;
    font-weight: 600;
}

/* ============================================
   Main Content
   ============================================ */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

/* ============================================
   Chat Container
   ============================================ */
.chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: var(--spacing-lg);
    gap: var(--spacing-lg);
}

.messages,
#chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-height: 0;
}

/* Custom scrollbar */
.messages::-webkit-scrollbar {
    width: 8px;
}

.messages::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.messages::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

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

.welcome-message {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.welcome-message p {
    margin-bottom: var(--spacing-sm);
}

.message {
    padding: var(--spacing-md);
    border-radius: 8px;
    max-width: 80%;
    animation: slideIn 0.3s ease;
}

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

.message.user {
    background-color: var(--accent);
    color: white;
    align-self: flex-end;
    margin-left: auto;
}

.message.assistant {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.message-header {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    font-size: 0.85rem;
    opacity: 0.8;
}

.message-content {
    line-height: 1.6;
}

/* Estilos para Markdown renderizado */
.message-content h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 1rem 0 0.5rem 0;
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 0.3rem;
}

.message-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0.8rem 0 0.4rem 0;
    color: var(--text-primary);
}

.message-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0.6rem 0 0.3rem 0;
}

.message-content ul, .message-content ol {
    margin: 0.5rem 0 0.5rem 1.5rem;
    padding-left: 0;
}

.message-content li {
    margin: 0.3rem 0;
}

.message-content p {
    margin: 0.5rem 0;
}

.message-content code {
    background-color: var(--bg-tertiary);
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.message-content pre {
    background-color: var(--bg-tertiary);
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    margin: 0.8rem 0;
    border-left: 4px solid var(--accent);
}

.message-content pre code {
    background: none;
    padding: 0;
}

.message-content blockquote {
    border-left: 4px solid var(--accent);
    padding-left: 1rem;
    margin: 0.8rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

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

.message-content a {
    color: var(--accent);
    text-decoration: underline;
}

.message-content a:hover {
    text-decoration: none;
}

.sources {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.sources h4 {
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.source-item {
    font-size: 0.8rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-tertiary);
    border-radius: 4px;
    margin-bottom: var(--spacing-xs);
}

.source-item a {
    color: var(--accent);
    text-decoration: none;
}

.source-item a:hover {
    text-decoration: underline;
}

/* ============================================
   Input Container
   ============================================ */
.input-container {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

#user-input {
    flex: 1;
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: var(--spacing-md);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    resize: none;
    outline: none;
    transition: border-color 0.2s;
}

#user-input:focus {
    border-color: var(--accent);
}

.btn-send {
    padding: var(--spacing-md) var(--spacing-xl);
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-send:hover:not(:disabled) {
    background-color: var(--accent-hover);
}

.btn-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.loader {
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ============================================
   Login Container
   ============================================ */
.login-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-primary);
    z-index: 1000;
}

.login-box {
    width: 100%;
    max-width: 420px;
    padding: var(--spacing-xl);
    background-color: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 8px 24px var(--shadow);
}

.login-box h2 {
    margin-bottom: var(--spacing-lg);
    text-align: center;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
}

.btn-primary {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: var(--spacing-md);
}

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

.form-note {
    text-align: center;
    margin-top: var(--spacing-md);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.form-note a {
    color: var(--accent);
    text-decoration: none;
}

.form-note a:hover {
    text-decoration: underline;
}

.version-badge {
    text-align: center;
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-tertiary);
    border-radius: 4px;
    display: inline-block;
    width: 100%;
}

/* ============================================
   Stats Panel
   ============================================ */
.stats-panel {
    padding: var(--spacing-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.stat-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: var(--spacing-lg);
}

.stat-card h3 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.stat-card .value {
    font-size: 2rem;
    font-weight: 600;
    color: var(--accent);
}

/* ============================================
   Responsive - Mobile First
   ============================================ */
@media (max-width: 768px) {
    .app-layout {
        flex-direction: column;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: var(--sidebar-width);
        transform: translateX(-100%);
        z-index: 1000;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-overlay.active {
        display: block;
    }

    .mobile-header {
        display: flex;
        position: sticky;
        top: 0;
        z-index: 10;
    }

    .main-content {
        width: 100%;
        height: calc(100vh - 60px);
    }

    .message {
        max-width: 90%;
        font-size: 0.9rem;
    }

    .chat-container {
        padding: var(--spacing-md);
        height: 100%;
    }

    .messages {
        padding: var(--spacing-sm);
    }

    .input-container {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }

    #user-input {
        font-size: 16px; /* Prevent zoom on iOS */
        padding: var(--spacing-sm);
    }

    .btn-send {
        padding: var(--spacing-md);
        min-width: 80px;
    }

    .login-box {
        margin: var(--spacing-lg);
        max-width: 100%;
        padding: var(--spacing-lg);
    }

    .stats-panel {
        grid-template-columns: 1fr;
        padding: var(--spacing-md);
        height: calc(100vh - 60px);
        overflow-y: auto;
    }

    .welcome-message {
        padding: var(--spacing-lg);
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 1rem;
        --spacing-xl: 1.5rem;
    }

    .sidebar-header h1 {
        font-size: 1rem;
    }

    .stat-card .value {
        font-size: 1.5rem;
    }

    .message {
        max-width: 95%;
        padding: var(--spacing-sm);
    }

    .input-container {
        padding: var(--spacing-sm);
    }
}

/* ============================================
   Animación de puntos suspensivos
   ============================================ */
.thinking-dots::after {
    content: '...';
    display: inline-block;
    animation: thinking 1.5s infinite;
}

@keyframes thinking {
    0%, 20% {
        content: '.';
    }
    40% {
        content: '..';
    }
    60%, 100% {
        content: '...';
    }
}

/* ============================================
   DOCUMENTATION VIEW STYLES
   ============================================ */

.documentation-view {
    /* Oculto por defecto, JS establece display: flex cuando está activo */
    display: none;
}

.documentation-view.active-view {
    display: flex !important;
    flex-direction: row;
    gap: 0;
    overflow: hidden;
    min-height: 0;
    flex: 1 !important;
    height: 100% !important;
}

/* Container de docs (crítico para el layout) */
.docs-container {
    display: flex;
    flex-direction: row;
    flex: 1;
    overflow: hidden;
    min-height: 0;
    height: 100%;
}

/* Sidebar de documentos */
.docs-sidebar {
    width: 320px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.docs-search {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: var(--spacing-sm);
}

.docs-search input {
    flex: 1;
    padding: 0.6rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.btn-search-docs {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.6rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn-search-docs:hover {
    opacity: 0.9;
}

/* Categorías de documentos */
.docs-categories {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: var(--spacing-sm);
    min-height: 0;
    height: 100%;
}

.docs-category {
    margin-bottom: var(--spacing-md);
}

.category-header {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    padding: var(--spacing-sm);
    margin: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border-radius: 6px;
    transition: background 0.2s;
}

.category-header:hover {
    background: var(--bg-tertiary);
}

.category-icon {
    font-size: 0.8rem;
    transition: transform 0.2s;
}

.category-header.collapsed .category-icon {
    transform: rotate(-90deg);
}

.category-header-single {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    padding: var(--spacing-sm);
    margin: 0 0 var(--spacing-sm) 0;
    border-bottom: 2px solid var(--border);
}

.docs-list {
    padding-left: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.docs-list.collapsed {
    display: none;
}

.doc-item {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.doc-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent);
}

.doc-item.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.doc-item-title {
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.doc-item-meta {
    font-size: 0.75rem;
    opacity: 0.7;
    display: flex;
    justify-content: space-between;
}

/* Visor de documentos */
.docs-viewer {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-primary);
    min-height: 0;
}

.docs-viewer-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.docs-viewer-header h2 {
    font-size: 1.3rem;
    margin: 0;
    color: var(--text-primary);
}

.docs-viewer-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-toc {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
}

.btn-toc:hover {
    background: var(--bg-tertiary);
}

.btn-toc.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.docs-viewer-content {
    flex: 1;
    display: flex;
    overflow: hidden;
    min-height: 0;
}

/* Tabla de contenidos (TOC) */
.docs-toc {
    width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    padding: var(--spacing-md);
    overflow-y: auto;
}

.docs-toc h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-md) 0;
    color: var(--text-primary);
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-item {
    margin-bottom: var(--spacing-xs);
}

.toc-link {
    display: block;
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.2s;
    line-height: 1.4;
}

.toc-link:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.toc-link.active {
    background: var(--accent);
    color: white;
}

/* Niveles de TOC */
.toc-level-2 { padding-left: 1rem; }
.toc-level-3 { padding-left: 2rem; font-size: 0.8rem; }
.toc-level-4 { padding-left: 3rem; font-size: 0.75rem; }

/* Contenido del documento */
.docs-content {
    flex: 1;
    padding: var(--spacing-lg) var(--spacing-xl);
    overflow-y: auto;
    line-height: 1.7;
    min-height: 0;
    height: 100%;
}

.welcome-docs {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.welcome-docs p {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

/* Estilos del contenido Markdown */
.docs-content h1 {
    font-size: 2rem;
    margin: 2rem 0 1rem;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border);
    padding-bottom: 0.5rem;
}

.docs-content h2 {
    font-size: 1.5rem;
    margin: 1.5rem 0 0.8rem;
    color: var(--text-primary);
}

.docs-content h3 {
    font-size: 1.2rem;
    margin: 1.2rem 0 0.6rem;
    color: var(--text-primary);
}

.docs-content h4 {
    font-size: 1rem;
    margin: 1rem 0 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.docs-content p {
    margin: 0.8rem 0;
    color: var(--text-primary);
}

.docs-content strong {
    font-weight: 600;
    color: var(--text-primary);
}

.docs-content a {
    color: var(--accent);
    text-decoration: none;
}

.docs-content a:hover {
    text-decoration: underline;
}

.docs-content ul,
.docs-content ol {
    margin: 0.8rem 0;
    padding-left: 2rem;
}

.docs-content li {
    margin: 0.4rem 0;
}

.docs-content code {
    background: var(--bg-secondary);
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.docs-content pre {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    margin: 1rem 0;
}

.docs-content pre code {
    background: none;
    padding: 0;
}

.docs-content blockquote {
    border-left: 3px solid var(--accent);
    margin: 1rem 0;
    padding-left: 1rem;
    color: var(--text-secondary);
    font-style: italic;
}

.docs-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.docs-content th,
.docs-content td {
    border: 1px solid var(--border);
    padding: 0.6rem;
    text-align: left;
}

.docs-content th {
    background: var(--bg-secondary);
    font-weight: 600;
}

.docs-content hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 2rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    .docs-sidebar {
        width: 100%;
        position: absolute;
        height: 100%;
        z-index: 10;
        transform: translateX(-100%);
        transition: transform 0.3s;
    }

    .docs-sidebar.active {
        transform: translateX(0);
    }

    .docs-toc {
        display: none;
    }

    .docs-content {
        padding: var(--spacing-md);
    }
}

/* ============================================
   LEGAL ARTICLE LINKS STYLES
   ============================================ */

/* Links a artículos legales en el chat */
.legal-link {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 2px dotted var(--accent);
    padding: 0 0.2rem;
    border-radius: 3px;
    transition: all 0.2s;
    font-weight: 500;
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.legal-link::before {
    content: "📖";
    font-size: 0.85em;
    opacity: 0.7;
}

.legal-link:hover {
    background: var(--accent);
    color: white;
    border-bottom-color: transparent;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}

.legal-link:hover::before {
    opacity: 1;
}

/* Tooltip para legal links */
.legal-link::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-5px);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s, transform 0.2s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    z-index: 1000;
}

.legal-link:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(-8px);
}

/* Variantes por categoría */
.legal-link[data-category="provincial"]::before {
    content: "📋";
}

.legal-link[data-category="nacional"]::before {
    content: "🏛️";
}

/* ==================== BÚSQUEDA AVANZADA ==================== */

.search-view {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: var(--spacing-lg);
    overflow: hidden;
    min-height: 0;
}

.search-header {
    margin-bottom: var(--spacing-lg);
}

.search-header h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

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

.search-container {
    display: flex;
    gap: var(--spacing-lg);
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

/* Panel de filtros */
.search-panel {
    flex: 0 0 350px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.search-input-wrapper {
    display: flex;
    gap: var(--spacing-sm);
}

.search-input-wrapper input {
    flex: 1;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.search-input-wrapper input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.btn-search-advanced {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-search-advanced:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* Filtros */
.search-filters {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.filter-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-group select,
.filter-group input[type="date"] {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-group select:hover,
.filter-group input[type="date"]:hover {
    border-color: var(--accent);
}

.filter-group select:focus,
.filter-group input[type="date"]:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.btn-clear-filters {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
    margin-top: var(--spacing-sm);
}

.btn-clear-filters:hover {
    background: var(--bg-tertiary);
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

/* Resultados */
.search-results {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

.results-summary {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border);
}

.results-summary span {
    font-weight: 600;
    color: var(--accent);
}

.results-content {
    flex: 1;
    overflow-y: auto;
    padding-right: var(--spacing-sm);
    min-height: 0;
    max-height: calc(100vh - 300px); /* Altura máxima para activar scroll */
}

/* Placeholder */
.search-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: var(--text-secondary);
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.3;
}

.search-placeholder p {
    margin: var(--spacing-sm) 0;
}

.placeholder-hint {
    font-size: 0.85rem;
    opacity: 0.7;
    font-style: italic;
}

/* Loading */
.search-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    gap: var(--spacing-md);
}

.search-loading p {
    color: var(--text-secondary);
}

/* Result item */
.result-item {
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-bottom: var(--spacing-md);
    cursor: pointer;
    transition: all 0.2s;
}

.result-item:hover {
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.result-header {
    display: flex;
    align-items: start;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.result-type {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--accent);
    color: white;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.result-type.jurisprudencia {
    background: var(--success);
}

.similarity-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(74, 144, 226, 0.2);
    color: var(--accent);
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid var(--accent);
}

.result-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.result-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.result-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.result-content {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.result-content mark {
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent);
    padding: 0.1rem 0.2rem;
    border-radius: 2px;
}

.result-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.result-actions button {
    padding: 0.4rem 0.8rem;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.result-actions button:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

/* No results */
.no-results {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.no-results-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

/* Responsive */
@media (max-width: 968px) {
    .search-container {
        flex-direction: column;
    }
    
    .search-panel {
        flex: 0 0 auto;
    }
    
    .search-filters {
        padding: var(--spacing-md);
    }
}

/* ==================== MEJORAS TIPOGRAFÍA DOCUMENTOS LEGALES ==================== */

/* Contenedor de documentos */
.docs-content {
    line-height: 1.8 !important;
    font-size: 1rem;
    max-width: 100%;
    overflow-y: auto !important;
    flex: 1 1 auto !important;
    min-height: 0 !important;
    height: 100% !important;
}

/* Títulos principales */
.docs-content h1 {
    font-size: 2rem;
    font-weight: 700;
    margin: 2rem 0 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--accent);
    color: var(--accent);
}

.docs-content h2 {
    font-size: 1.6rem;
    font-weight: 600;
    margin: 2rem 0 1rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-left: 4px solid var(--accent);
    color: var(--text-primary);
}

.docs-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 1.5rem 0 0.8rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Párrafos generales */
.docs-content p {
    margin: 1rem 0;
    text-align: justify;
    hyphens: auto;
}

/* Estilos específicos para artículos */
.docs-content p:has(> strong:first-child) {
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    background: linear-gradient(to right, rgba(99, 102, 241, 0.05) 0%, transparent 100%);
    border-left: 4px solid var(--accent);
    border-radius: 0 8px 8px 0;
}

/* Detectar artículos por patrón de texto */
.docs-content p:first-line {
    font-weight: 600;
}

/* Listas numeradas y con viñetas */
.docs-content ol,
.docs-content ul {
    margin: 1rem 0 1rem 2rem;
    line-height: 1.8;
}

.docs-content li {
    margin: 0.5rem 0;
    padding-left: 0.5rem;
}

.docs-content ol {
    counter-reset: item;
    list-style-type: none;
}

.docs-content ol > li {
    position: relative;
    padding-left: 2rem;
}

.docs-content ol > li::before {
    content: counter(item) "º";
    counter-increment: item;
    position: absolute;
    left: 0;
    font-weight: 700;
    color: var(--accent);
    font-size: 0.9rem;
}

/* Separadores horizontales */
.docs-content hr {
    margin: 2rem 0;
    border: none;
    border-top: 2px solid var(--border);
    opacity: 0.5;
}

/* Metadatos del documento */
.docs-content > p:first-of-type strong {
    color: var(--accent);
    font-weight: 600;
}

/* Links en documentos */
.docs-content a {
    color: var(--accent);
    text-decoration: underline;
    transition: all 0.2s;
}

.docs-content a:hover {
    color: var(--accent-hover);
    text-decoration: none;
}

/* Destacar números de artículos */
.docs-content strong {
    color: var(--accent);
    font-weight: 700;
}

/* Blockquotes para notas */
.docs-content blockquote {
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    background: var(--bg-tertiary);
    border-left: 4px solid var(--warning);
    font-style: italic;
    color: var(--text-secondary);
}

/* Tablas en documentos */
.docs-content table {
    width: 100%;
    margin: 1.5rem 0;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.docs-content table th {
    background: var(--accent);
    color: white;
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
}

.docs-content table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.docs-content table tr:hover {
    background: var(--bg-tertiary);
}

/* Código inline */
.docs-content code {
    background: var(--bg-tertiary);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--accent);
}

/* Mejorar espaciado entre secciones */
.docs-content > * + * {
    margin-top: 0.5rem;
}

.docs-content > h2 + *,
.docs-content > h3 + * {
    margin-top: 1rem;
}

/* Resaltar artículos al hacer scroll (desde hyperlinks) */
.article-highlight {
    background: var(--accent) !important;
    color: white !important;
    padding: 1rem !important;
    border-radius: 8px !important;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3) !important;
    transition: all 0.3s ease !important;
}

/* Estilos para impresión */
@media print {
    .docs-content {
        font-size: 11pt;
        line-height: 1.5;
    }
    
    .docs-content h1 {
        page-break-after: avoid;
    }
    
    .docs-content h2,
    .docs-content h3 {
        page-break-after: avoid;
        page-break-inside: avoid;
    }
}

/* ==================== ELEMENTOS FORMATEADOS DE DOCUMENTOS LEGALES ==================== */

/* Número de artículo destacado */
.article-number {
    font-weight: 700;
    font-size: 1.1em;
    color: var(--accent);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(99, 102, 241, 0.05) 100%);
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    margin-right: 0.5rem;
    display: inline-block;
    letter-spacing: 0.3px;
}

/* Separador entre número y contenido */
.article-separator {
    color: var(--accent);
    font-weight: 700;
    margin: 0 0.5rem;
}

/* Párrafo completo de artículo */
.article-paragraph {
    margin: 1.5rem 0 !important;
    padding: 1.2rem 1.5rem !important;
    background: linear-gradient(to right, rgba(99, 102, 241, 0.03) 0%, transparent 100%);
    border-left: 4px solid var(--accent);
    border-radius: 0 8px 8px 0;
    line-height: 1.9 !important;
    transition: all 0.2s ease;
}

.article-paragraph:hover {
    background: linear-gradient(to right, rgba(99, 102, 241, 0.08) 0%, rgba(99, 102, 241, 0.02) 100%);
    border-left-width: 6px;
    transform: translateX(2px);
}

/* Títulos legales (LIBRO, TITULO, CAPITULO) */
.legal-title {
    font-weight: 700;
    font-size: 1.2em;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
    padding: 0.5rem 0;
}

.legal-major-title {
    text-align: center;
    margin: 2rem 0 1rem !important;
    padding: 1rem !important;
    background: var(--bg-tertiary);
    border-top: 3px solid var(--accent);
    border-bottom: 3px solid var(--accent);
}

/* Divisor entre secciones mayores */
.legal-section-divider {
    height: 2px;
    background: linear-gradient(to right, transparent 0%, var(--accent) 50%, transparent 100%);
    margin: 2rem 0;
    opacity: 0.3;
}

/* Números de incisos */
.inciso-number {
    font-weight: 600;
    color: var(--accent);
    margin-right: 0.5rem;
    font-size: 0.95em;
}

/* Letras de apartados */
.apartado-letter {
    font-weight: 600;
    color: var(--success);
    margin-right: 0.5rem;
    font-style: italic;
}

/* Clase para documento formateado completo */
.legal-document-formatted {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0.8;
    }
    to {
        opacity: 1;
    }
}

/* Mejorar selección de texto en documentos legales */
.docs-content ::selection {
    background: var(--accent);
    color: white;
}

/* Responsive: reducir padding en móvil */
@media (max-width: 768px) {
    .article-paragraph {
        padding: 1rem !important;
    }
    
    .article-number {
        font-size: 1em;
        padding: 0.15rem 0.5rem;
    }
}

/* ==================== ESTADÍSTICAS MEJORADAS ==================== */
.stats-view {display:flex;flex-direction:column;padding:var(--spacing-lg);overflow-y:auto;height:100%;}
.stats-header{margin-bottom:var(--spacing-lg);}
.stats-header h2{font-size:1.8rem;margin-bottom:var(--spacing-sm);}
.stats-header p{color:var(--text-secondary);}
.stats-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-lg);}
.stat-card-modern{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background:var(--bg-secondary);border-radius:12px;border:1px solid var(--border);transition:all 0.2s;}
.stat-card-modern:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.1);}
.stat-icon{font-size:2rem;}
.stat-value{font-size:2rem;font-weight:700;color:var(--accent);}
.stat-label{font-size:0.85rem;color:var(--text-secondary);margin-top:0.25rem;}
.charts-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:var(--spacing-lg);}
.chart-card{background:var(--bg-secondary);padding:var(--spacing-lg);border-radius:12px;border:1px solid var(--border);}
.chart-card.full-width{grid-column:1/-1;}
.chart-card h3{margin-bottom:var(--spacing-md);font-size:1.1rem;}
.activity-timeline{display:flex;flex-direction:column;gap:var(--spacing-sm);}
.timeline-item{display:flex;gap:var(--spacing-md);padding:var(--spacing-sm);background:var(--bg-tertiary);border-radius:6px;}
.timeline-time{font-size:0.75rem;color:var(--text-secondary);min-width:80px;}
.timeline-content{flex:1;}
@media(max-width:768px){.charts-container{grid-template-columns:1fr;}}