/* ===== DESIGN SYSTEM TOKENS ===== */
:root {
    /* Primary Colors */
    --primary-400: #38bdf8;
    --primary-500: #0ea5e9;
    --primary-600: #0284c7;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    
    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #06b6d4;
    
    /* Panel Colors */
    --search-primary: #0ea5e9;
    --search-secondary: #38bdf8;
    --bots-primary: #10b981;
    --bots-secondary: #34d399;
    /* Swapped palettes: Apps <-> Utils */
    --apps-primary: #7c3aed;
    --apps-secondary: #a855f7;
    --utils-primary: #7c3aed;
    --utils-secondary: #a855f7;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Font Sizes */
    --text-xs: 0.7rem;
    --text-sm: 0.8rem;
    --text-base: 0.9rem;
    --text-lg: 1rem;
    --text-xl: 1.125rem;
    --text-2xl: 1.35rem;
    --text-3xl: 1.7rem;
    --text-4xl: 2rem;
    
    /* Spacing (8px base) */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;
    --space-16: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Brand accents */
    --word-color: #2b579a; /* Microsoft Word brand-ish */

    /* Simple view accents */
    --simple-bg: #fffef0; /* soft warm light */

    /* Attention accent */
    --pulse-yellow: #f9f974; /* soft light yellow for subtle pulse */
}

/* ===== DARK MODE TOKENS ===== */
[data-theme="dark"] {
    /* Neutral Colors - Dark Mode */
    --white: #1f2937;
    --gray-50: #111827;
    --gray-100: #1f2937;
    --gray-200: #374151;
    --gray-300: #4b5563;
    --gray-400: #6b7280;
    --gray-500: #9ca3af;
    --gray-600: #d1d5db;
    --gray-700: #e5e7eb;
    --gray-800: #f3f4f6;
    --gray-900: #ffffff;
    
    /* Shadows - Dark Mode */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.4), 0 1px 2px -1px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.5);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.6), 0 8px 10px -6px rgb(0 0 0 / 0.6);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.7);

    /* Brand accents (dark tuned) */
    --word-color: #4f8ad9;

    /* Simple view accents (dark) */
    --simple-bg: rgba(255, 255, 224, 0.07); /* faint warm tint */

    /* Attention accent (dark tuned) */
    --pulse-yellow: rgba(246, 255, 120, 0.18);
}

/* ===== MODULE ACCENTS (per page theme) ===== */
/* Assign module accent color used by summary pills and panels */
.theme-search { --module-accent: var(--search-primary); }
.theme-sem { --module-accent: var(--sem-primary); }
.theme-apps { --module-accent: var(--apps-primary); }
.theme-bots { --module-accent: var(--bots-primary); }
.theme-utils { --module-accent: var(--utils-primary); }

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 15px;
    line-height: 1.5;
}

body {
    font-family: var(--font-family);
    background-color: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    font-size: var(--text-base);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
}

[data-theme="dark"] .navbar {
    background: rgba(17, 24, 39, 0.85); /* gray-900-ish with opacity */
    border-bottom-color: var(--gray-700);
}
.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative; /* allow centering absolute children */
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    align-self: center;
    text-align: center;
}

.navbar-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-400) 0%, var(--primary-600) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--text-xl);
    box-shadow: var(--shadow-lg);
}

/* Theming per module to match index card identities */
.theme-search .navbar-icon {
    background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%);
}
.theme-sem .navbar-icon {
    background: linear-gradient(135deg, var(--sem-primary) 0%, var(--sem-secondary) 100%);
}
.theme-bots .navbar-icon {
    background: linear-gradient(135deg, var(--bots-primary) 0%, var(--bots-secondary) 100%);
}
.theme-apps .navbar-icon {
    background: linear-gradient(135deg, var(--apps-primary) 0%, var(--apps-secondary) 100%);
}
.theme-utils .navbar-icon {
    background: linear-gradient(135deg, var(--utils-primary) 0%, var(--utils-secondary) 100%);
}

.navbar-text {
    display: flex;
    flex-direction: column;
    align-self: center;
    text-align: center;
    position: absolute;     /* centraliza no container */
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;             /* acima do fundo */
}

.navbar-title {
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1;
    align-self: center;
    text-align: center;
    margin-top: 4px;     /* Espaço acima */
    margin-bottom: 2px;  /* Espaço abaixo */

}

.navbar-subtitle {
    font-size: var(--text-base);
    color: var(--gray-500);
    font-weight: 500;
    align-self: center;
    text-align: center; 
}

.navbar-controls {
    display: flex;
    gap: var(--space-2);
    width: auto;
    justify-content: initial;
    align-items: center;
}


.navbar-control-btn {
    width: 44px;
    height: 44px;
    background: var(--gray-100);
    border: none;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    font-size: var(--text-base);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.navbar-control-btn:hover {
    background: var(--gray-200);
    color: var(--gray-800);
    transform: translateY(-2px);
}

/* Homepage: push config button to the right so it groups with theme */
body:not([class]) .navbar-container .config-toggle {
    margin-left: auto;
}

/* Subtle pulsing background for the info-toggle on homepage */
@keyframes infoPulse {
    0%   { background-color: var(--gray-100); }
    12.5% { background-color: var(--gray-100); }
    25%  { background-color: var(--gray-100); }
    37.5% { background-color: var(--gray-100); }
    50%  { background-color: var(--gray-100); }
    62.5% { background-color: var(--pulse-yellow); }
    75%  { background-color: var(--pulse-yellow); }
    87.5% { background-color: var(--pulse-yellow); }
    100% { background-color: var(--pulse-yellow); }
}

.navbar-control-btn.info-toggle {
    animation: infoPulse 1s ease-in-out infinite;
}

/* Pause the pulse on hover/focus to avoid clash with hover styles */
.navbar-control-btn.info-toggle:hover,
.navbar-control-btn.info-toggle:focus-visible {
    animation: none;
}

/* Respect users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
    .navbar-control-btn.info-toggle { animation: none; }
}

/* Stop pulsing once user has interacted (set by JS) */
html[data-info-pulse="off"] .navbar-control-btn.info-toggle {
    animation: none;
}

.back-button {
    width: 40px;
    height: 40px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.back-button:hover {
    background: var(--gray-50);
    color: var(--gray-800);
    transform: translateY(-2px);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-top: 70px;
    padding: var(--space-12) var(--space-6);
    background-color: var(--gray-100);
    min-height: calc(100vh - 70px);
}

.pill.pill-row.accented .count {
    background: var(--module-accent, var(--primary-500));
    color: #fff;
}

/* Centered hero for index page */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: var(--space-3);
    margin: 0 auto var(--space-12) auto;
}

.hero-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 32px;
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-400) 0%, var(--primary-600) 100%);
}

.hero-title {
    font-weight: 800;
    color: var(--gray-900);
    font-size: calc(var(--text-4xl) + 0.4rem); /* slightly larger than 4xl */
    letter-spacing: -0.02em;
}

.hero-subtitle {
    color: var(--gray-500);
    font-size: var(--text-lg);
}

.tools-section {
    max-width: 1400px;
    margin: 0 auto;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(600px, 1fr));
    gap: var(--space-8);
}

/* ===== TOOL PANELS ===== */
.tool-panel {
    position: relative;
    background: var(--white);
    border-radius: var(--space-8);
    padding: var(--space-8);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

.tool-panel:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.tool-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: var(--space-8);
    right: var(--space-8);
    height: 4px;
}

.tool-panel.search::before {
    background: linear-gradient(to right, 
        rgba(255, 255, 255, 0) 0%, 
        var(--search-primary) 20%, 
        var(--search-primary) 80%, 
        rgba(255, 255, 255, 0) 100%);
}

.tool-panel.bots::before {
    background: linear-gradient(to right, 
        rgba(255, 255, 255, 0) 0%, 
        var(--bots-primary) 20%, 
        var(--bots-primary) 80%, 
        rgba(255, 255, 255, 0) 100%);
}

.tool-panel.apps::before {
    background: linear-gradient(to right, 
        rgba(255, 255, 255, 0) 0%, 
        var(--apps-primary) 20%, 
        var(--apps-primary) 80%, 
        rgba(255, 255, 255, 0) 100%);
}
.tool-panel.sem::before {
    background: linear-gradient(to right, 
        rgba(255, 255, 255, 0) 0%, 
        var(--sem-primary) 20%, 
        var(--sem-primary) 80%, 
        rgba(255, 255, 255, 0) 100%);
}

.tool-panel.utils::before {
    background: linear-gradient(to right, 
        rgba(255, 255, 255, 0) 0%, 
        var(--utils-primary) 20%, 
        var(--utils-primary) 80%, 
        rgba(255, 255, 255, 0) 100%);
}

.panel-header {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.panel-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--text-2xl);
    box-shadow: var(--shadow);
}

.panel-icon.search {
    background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%);
}

.panel-icon.bots {
    background: linear-gradient(135deg, var(--bots-primary) 0%, var(--bots-secondary) 100%);
}

.panel-icon.apps {
    background: linear-gradient(135deg, var(--apps-primary) 0%, var(--apps-secondary) 100%);
}
.panel-icon.sem {
    background: linear-gradient(135deg, var(--sem-primary) 0%, var(--sem-secondary) 100%);
}

.panel-icon.utils {
    background: linear-gradient(135deg, var(--utils-primary) 0%, var(--utils-secondary) 100%);
}

.panel-info h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-1);
    text-align: center;
    align-self: center;
    justify-self: center;
}

.panel-info p {
    font-size: var(--text-base);
    color: var(--gray-500);
    font-weight: 400;
}

.tools-list {
    display: grid;
    gap: var(--space-4);
}

/* ===== TOOL CARDS ===== */
.tool-card {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--space-6);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-normal);
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.tool-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--text-lg);
    flex-shrink: 0;
    transition: opacity var(--transition-fast), transform var(--transition-fast), width var(--transition-fast), height var(--transition-fast), margin var(--transition-fast);
}

.tool-icon.lexical {
    background: linear-gradient(135deg, var(--search-primary) 0%, var(--search-secondary) 100%);
}

.tool-icon.semantic {
    background: linear-gradient(135deg, var(--sem-primary) 0%, var(--sem-secondary) 100%);
}

.tool-icon.openai {
    background: linear-gradient(135deg, var(--bots-primary) 0%, var(--bots-secondary) 100%);
}

.tool-icon.google {
    background: linear-gradient(135deg, var(--bots-primary) 0%, var(--bots-secondary) 100%);
}

.tool-icon.ragbot {
    background: linear-gradient(135deg, var(--bots-primary) 0%, var(--bots-secondary) 100%);
}

.tool-icon.mancia {
    background: linear-gradient(135deg, var(--apps-primary) 0%, var(--apps-secondary) 100%);
}

.tool-icon.quiz {
    background: linear-gradient(135deg, var(--apps-primary) 0%, var(--apps-secondary) 100%);
}

.tool-icon.encyclopedia {
    background: linear-gradient(135deg, var(--utils-primary) 0%, var(--utils-secondary) 100%);
}

.tool-info {
    flex: 1;
    display: flex;
    flex-direction: column;     /* title above, description below */
    align-items: flex-start;
    gap: 0;                     /* tighter spacing between title and text */
    white-space: normal;        /* allow wrapping */
}

.tool-info-extra {
    display: none;
    font-size: var(--text-sm);
    color: var(--gray-600);
    margin-top: 4px;
}

[data-show-info="true"] .tool-card .tool-info-extra {
    display: block;
}

/* When showing info, smoothly hide module icons on homepage cards */
[data-show-info="true"] .tool-card { gap: var(--space-2); }
[data-show-info="true"] .tool-card .tool-icon {
    opacity: 0;
    transform: scale(0.9);
    width: 0;
    height: 0;
    margin: 0;
    overflow: hidden;
}

/* Center only title and short when info mode is on */
[data-show-info="true"] .tool-card .tool-info {
    align-items: center;         /* center children horizontally */
}
[data-show-info="true"] .tool-card .tool-info h3,
[data-show-info="true"] .tool-card .tool-info > p {
    text-align: center;          /* center text lines */
    width: 100%;                 /* allow centering across full info width */
}

.tool-info h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--gray-900);
    margin: 0 0 var(--space-1) 0; /* space below title */
}

.tool-info p {
    font-size: var(--text-sm);
    color: var(--gray-500);
    margin: 0;                  /* stacked under title */
}

.tool-arrow {
    color: var(--gray-400);
    font-size: var(--text-base);
    transition: all var(--transition-fast);
}

.tool-card:hover .tool-arrow {
    color: var(--gray-600);
    transform: translateX(4px);
}

/* ===== CONTAINER LAYOUTS ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-8) var(--space-6);
    margin-top: 70px;
}

.page-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.page-title {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

.page-subtitle {
    font-size: var(--text-lg);
    color: var(--gray-500);
}

/* ===== SEARCH CONTAINER ===== */
.search-container {
    max-width: 100%; /* span full container width */
    margin: 0 0 var(--space-8) 0;
}

.search-row {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.search-input-wrapper {
    flex: 1;
    width: 100%;
    max-width: none; /* allow full-row width */
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    transition: all var(--transition-fast);
}

.search-input-wrapper:focus-within {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgb(14 165 233 / 0.1);
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: var(--text-base);
    min-height: 44px;
    max-height: 120px;
    resize: none;
    overflow-y: auto;
    line-height: 1.5;
    padding: var(--space-3) 0;
    background: transparent;
    color: var(--gray-800);
    box-shadow: none !important;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    font-family: inherit;
}

.search-input::placeholder {
    color: var(--gray-400);
}

.search-input:focus {
    box-shadow: none !important;
    outline: none !important;
    background: transparent !important;
}

.search-button {
    width: 48px;
    height: 48px;
    background: var(--primary-500);
    border: none;
    border-radius: var(--radius-lg);
    color: var(--white);
    font-size: var(--text-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.search-button:hover:not(:disabled) {
    background: var(--primary-600);
    transform: translateY(-2px);
}

.search-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Per-module color identity for inputs and buttons */
.theme-search .search-button { background: var(--search-primary); }
.theme-search .search-button:hover:not(:disabled) { background: var(--search-secondary); }
.theme-search .search-input-wrapper:focus-within { border-color: var(--search-primary); }

.theme-sem .search-button {
    background: var(--sem-primary);
    color: var(--white);
    border: none;
}
.theme-sem .search-button:hover:not(:disabled) {
    background: var(--sem-secondary);
    color: var(--white);
}
/* Ensure the magnifier/brain icon inside the button is white */
.theme-sem .search-button i { color: var(--white); }
.theme-sem .search-input-wrapper:focus-within {
    border-color: var(--sem-primary);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

.theme-apps .search-button { 
    background: var(--white);
    color: var(--apps-primary);
    border: 1px solid var(--apps-primary);
}
.theme-apps .search-button:hover:not(:disabled) {
    background: var(--apps-primary);
    color: var(--white);
    border-color: var(--apps-primary);
}
.theme-apps .search-input-wrapper:focus-within {
    border-color: var(--apps-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15); /* violet glow to match group */
}

.theme-bots .search-button { background: var(--bots-primary); }
.theme-bots .search-button:hover:not(:disabled) { background: var(--bots-secondary); }
.theme-bots .search-input-wrapper:focus-within { border-color: var(--bots-primary); }

.theme-utils .search-button { background: var(--utils-primary); }
.theme-utils .search-button:hover:not(:disabled) { background: var(--utils-secondary); }
.theme-utils .search-input-wrapper:focus-within { border-color: var(--utils-primary); }

/* ===== OPTIONS PANEL ===== */
.options-panel {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    margin-bottom: var(--space-6);
    overflow: hidden;
}

.options-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-6);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.options-header:hover {
    background: var(--gray-100);
}

.options-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--gray-900);
}

.options-toggle {
    width: 32px;
    height: 32px;
    background: var(--gray-200);
    border: none;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    transition: all var(--transition-fast);
}

.options-content {
    padding: var(--space-6);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
}

/* ===== OPTIONS DROPDOWN (ICON TRIGGER) ===== */
.options-wrapper { position: relative; }

.search-toolbar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: var(--space-2);
    margin: 0 0 var(--space-3) 0;
}

.options-trigger {
    width: 40px;
    height: 40px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.options-trigger:hover {
    background: var(--gray-50);
    color: var(--gray-800);
    transform: translateY(-1px);
}




/* Subtle pulsing background for the info-toggle on homepage */
@keyframes configPulse {
    0%   { background-color: var(--gray-100); }
    12.5% { background-color: var(--gray-100); }
    25%  { background-color: var(--gray-100); }
    37.5% { background-color: var(--gray-100); }
    50%  { background-color: var(--gray-100); }
    62.5% { background-color: var(--pulse-yellow); }
    75%  { background-color: var(--pulse-yellow); }
    87.5% { background-color: var(--pulse-yellow); }
    100% { background-color: var(--pulse-yellow); }
}


.options-trigger.pulsing { animation: configPulse 1s ease-in-out infinite; }
.options-trigger.pulsing:hover,
.options-trigger.pulsing:focus-visible { animation: none; }
html[data-config-pulse="off"] .options-trigger.pulsing { animation: none; }
@media (prefers-reduced-motion: reduce) {
    .options-trigger.pulsing { animation: none; }
}

/* Download icon button (Word) */
.download-trigger {
    width: 40px;
    height: 40px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.download-trigger i { color: var(--word-color); }

.download-trigger:hover {
    background: var(--gray-50);
    transform: translateY(-1px);
}

/* Reposition options panel as a dropdown anchored to the toolbar */
.options-wrapper .options-panel {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    width: min(420px, 92vw);
    margin: 0; /* override default spacing when floating */
    display: none; /* hidden by default, toggled via .open */
    z-index: 1100;
}

.options-wrapper .options-panel.open { display: block; }

/* Hide the internal header when using the icon trigger */
.options-wrapper .options-panel .options-header { display: none; }

/* Ensure options content is visible when panel opens */
.options-wrapper .options-panel .options-content { display: grid !important; }

.option-group {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    border: 1px solid var(--gray-200);
}

.option-group-label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--space-4);
}

/* Uniform smaller typography for all settings boxes */
.options-panel,
.options-panel .options-content,
.options-panel .option-group,
.options-panel label,
.options-panel input,
.options-panel select,
.options-panel textarea,
.options-panel .toggle-label,
.options-panel .book-checkbox label,
.options-panel .max-results label {
    font-size: var(--text-sm);
    font-family: var(--font-family);
}

/* ===== BOOK SELECTION ===== */
.book-checkboxes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-3);
}

.book-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.book-checkbox:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

.book-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    border: 2px solid var(--gray-300);
    border-radius: var(--space-1);
    appearance: none;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-fast);
}

.book-checkbox input[type="checkbox"]:checked {
    background: var(--primary-500);
    border-color: var(--primary-500);
}

.book-checkbox input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 10px;
    font-weight: bold;
}

.book-checkbox label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--gray-700);
    cursor: pointer;
}

/* ===== TOGGLE SWITCHES ===== */
.toggle-option {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.toggle-switch {
    position: relative;
    width: 36px;
    height: 20px;
    background: var(--gray-300);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.toggle-switch::before {
    content: '';
    position: absolute;
    top: 1px;
    left: 1px;
    width: 18px;
    height: 18px;
    background: var(--white);
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast);
}

.toggle-switch.active {
    background: var(--primary-500);
}

.toggle-switch.active::before {
    transform: translateX(16px);
}

.toggle-label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--gray-700);
    cursor: pointer;
}

/* ===== CHAT INTERFACE ===== */
.chat-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-6);
    min-height: calc(100vh - 70px);
    display: flex;
    flex-direction: column;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-6) 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    max-height: 60vh;
}

.chat-message {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    max-width: 80%;
}

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

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

.message-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--text-lg);
    box-shadow: var(--shadow);
    flex-shrink: 0;
}

.message-avatar.user {
    background: var(--primary-500);
}

.message-avatar.bot {
    background: var(--success);
}

.message-content {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--space-6);
    padding: var(--space-5) var(--space-6);
    box-shadow: var(--shadow-sm);
    line-height: 1.7;
}

.message-content.user {
    background: var(--primary-500);
    color: var(--white);
    border-color: var(--primary-500);
}

/* RagBot user question bubble: slightly tighter vertical spacing */
.theme-bots .chat-message.user .message-content {
    padding: var(--space-3) var(--space-4);
    line-height: 1.5;
}

.theme-bots .chat-message.user .message-content p {
    margin: 0;
}

.chat-input-container {
    background: transparent;
    backdrop-filter: none;
    border: none;
    border-radius: var(--space-8);
    padding: var(--space-6);
    box-shadow: var(--shadow-lg);
    margin-top: auto;
}

.chat-input-wrapper {
    display: flex;
    align-items: flex-end;
    gap: var(--space-4);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--space-6);
    padding: var(--space-4);
    transition: all var(--transition-fast);
}

.chat-input-wrapper:focus-within {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgb(14 165 233 / 0.1);
}

.chat-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: var(--text-base);
    min-height: 12px;
    max-height: 120px;
    resize: none;
    line-height: 1.5;
    background: transparent;
    color: var(--gray-800);
    box-shadow: none !important;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    font-family: inherit;
}

/* Center input vertically within RagBot composer and add gentle inner padding */
.theme-bots .chat-input-wrapper { align-items: center; }
.theme-bots .chat-input { padding: 4px 0; line-height: 1.4; }
/* Fix RagBot input at the top under the fixed navbar */
.theme-bots .chat-input-wrapper {
    position: sticky;
    top: calc(70px + var(--space-2));
    z-index: 500; /* below navbar(1000), above content */
    background: var(--white);
}

.chat-input:focus {
    box-shadow: none !important;
    outline: none !important;
    background: transparent !important;
}

.chat-input::placeholder {
    color: var(--gray-400);
    font-family: inherit;
}

.chat-send-btn {
    width: 48px;
    height: 48px;
    background: var(--primary-500);
    border: none;
    border-radius: var(--radius-xl);
    color: var(--white);
    font-size: var(--text-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.chat-send-btn:hover:not(:disabled) {
    background: var(--primary-600);
    transform: scale(1.05);
}

.chat-input-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--gray-200);
}

/* ===== RAGBOT (theme-bots) OVERRIDES ===== */
/* 1) Bot responses use full width and hide bot avatar */
.theme-bots .chat-message.bot .message-avatar { display: none; }
.theme-bots .chat-message.bot {
    max-width: 100%;
    width: 100%;
    gap: 0;
}
.theme-bots .chat-message.bot .message-content {
    width: 100%;
    flex: 1;
    padding: var(--space-6) var(--space-8);
}

/* Show avatar only for the initial greeting (with-avatar) */
.theme-bots .chat-message.bot.with-avatar .message-avatar { display: flex; }
.theme-bots .chat-message.bot.with-avatar {
    gap: var(--space-4);
}

/* 2) Keep input at the very bottom; let messages fill remaining space */
.theme-bots .chat-messages { max-height: none; }
.theme-bots .chat-input-wrapper { margin-top: auto; }
/* Add horizontal breathing room for bot chat view */
.theme-bots .chat-messages {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
}

/* Improve paragraph and list spacing/alignment inside bot messages */
.theme-bots .chat-message.bot .message-content .markdown-content p {
    margin: 0.7em 0;
}
.theme-bots .chat-message.bot .message-content .markdown-content ul,
.theme-bots .chat-message.bot .message-content .markdown-content ol {
    padding-left: 1.25em;
    margin: 0.6em 0;
}
.theme-bots .chat-message.bot .message-content .markdown-content li {
    margin: 0.35em 0;
}

/* Chat input + send button in bots theme use green palette */
.theme-bots .chat-send-btn { background: var(--bots-primary); }
.theme-bots .chat-send-btn:hover:not(:disabled) { background: var(--bots-secondary); }
.theme-bots .chat-input-wrapper:focus-within {
    border-color: var(--bots-primary);
    box-shadow: 0 0 0 3px rgb(16 185 129 / 0.12); /* subtle green glow */
}

.model-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.model-info i {
    color: var(--primary-500);
}

/* ===== BIBLIOMANCIA ===== */
.action-container {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--space-8) var(--space-6);
    text-align: center;
}

  .pensata-button {
      display: inline-flex;
      align-items: center;
      gap: var(--space-3);
      padding: var(--space-5) var(--space-8);
      background: var(--apps-primary);
      color: var(--white);
      border: none;
      border-radius: var(--radius-xl);
      font-size: var(--text-lg);
      font-weight: 600;
      cursor: pointer;
      box-shadow: var(--shadow);
      transition: all var(--transition-fast);
  }
  
  .pensata-button:hover:not(:disabled) {
      background: var(--apps-secondary);
      transform: translateY(-2px);
  }


  
  .quiz-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-5) var(--space-8);
    background: var(--apps-primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-xl);
    font-size: var(--text-lg);
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: all var(--transition-fast);
}

.quiz-button:hover:not(:disabled) {
    background: var(--apps-secondary);
    transform: translateY(-2px);
}

/* ===== RESULTS CONTAINER ===== */
.results-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6) var(--space-8);
}

.results {
    margin-top: var(--space-4);
}

/* ===== DISPLAY BOXES ===== */
.displaybox-container {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

/* Simple renderer container uses a soft background that adapts to theme */
.displaybox-container.simple {
    background: var(--simple-bg);
}

.displaybox-header {
    background: var(--gray-50);
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    color: var(--gray-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Verbetopedia header overrides */
/* To change the title color later, modify the color below */
.verbetopedia-header {
    background: transparent;       /* remove light gray background */
    border-bottom: none;           /* no bottom border */
    border-top: 1px solid var(--gray-200); /* add top border */
    color: var(--gray-900);        /* adapt to light/dark via tokens */
    padding-bottom: 0;             /* remove bottom padding to tighten spacing */
    margin-bottom: 0.5em;          /* half-line spacing to next paragraph */
}

/* Remove extra top margin from the first paragraph after the verbetopedia header */
.verbetopedia-header + .displaybox-text .markdown-content p:first-child {
    margin-top: 0;
}

/* Title text color for Verbetopedia and CCG pages */
.page-verbetopedia .verbetopedia-header .header-text,
.page-ccg .verbetopedia-header .header-text {
    color: #1e3a8a; /* dark blue */
}

/* Add horizontal separators between search results (lexical/semantical) */
.theme-search .group-content .displaybox-item {
    border-top: 1px solid var(--gray-200);
    padding-top: var(--space-3);
    margin-top: var(--space-3);
}
.theme-search .group-content .displaybox-item:first-child {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
}

/* Same separators for Semântica group */
.theme-sem .group-content .displaybox-item {
    border-top: 1px solid var(--gray-200);
    padding-top: var(--space-3);
    margin-top: var(--space-3);
}
.theme-sem .group-content .displaybox-item:first-child {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
}

/* Hide legacy non-collapsible group layout (replaced by badge rows) */
.displaybox-group { display: none; }

.displaybox-content {
    padding: var(--space-6);
    line-height: 1.7;
}

/* RagBot response box: add a bit more breathing room */
.displaybox-container.ragbot-box .displaybox-content {
    padding: var(--space-8);
}

@media (max-width: 480px) {
    .displaybox-container.ragbot-box .displaybox-content {
        padding: var(--space-6);
    }
}

.displaybox-item {
    margin-bottom: var(--space-4);
}

.displaybox-text {
    margin-bottom: var(--space-3);
}

/* Reference line for showSimple */
.simple-ref {
    text-align: right;
    color: var(--gray-500);
    font-size: 0.85em;
    font-style: italic;
    margin-top: 4px;
}

/* ===== METADATA BADGES ===== */
.metadata-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-3);
}

/* ===== COLLAPSIBLE SUMMARIES ===== */
.summary-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin: var(--space-4) 0;
}

/* Full-width summary rows (used in search views) */
.summary-list {
    display: grid;
    gap: var(--space-2);
    margin: var(--space-4) 0;
}

.pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 9999px;
    background: var(--gray-100);
    color: var(--gray-700);
    /* Accent border adopts module/theme color when provided */
    border: 1px solid var(--module-accent, var(--gray-200));
    font-size: var(--text-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    /* 3D depth */
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.7),
        0 1px 2px rgba(0,0,0,0.08),
        0 2px 4px rgba(0,0,0,0.04);
    background-image: linear-gradient(to bottom, rgba(255,255,255,0.6), rgba(255,255,255,0));
}

/* Make a pill span the full row and feel like a badge header */
.pill.pill-row {
    width: 100%;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-xl);
    font-size: var(--text-base);
}

.pill .count {
    background: var(--gray-200);
    color: var(--gray-700);
    border-radius: 9999px;
    padding: 0 6px;
    font-weight: 600;
}

.pill:hover {
    background: var(--gray-200);
    transform: translateY(-1px);
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.8),
        0 2px 6px rgba(0,0,0,0.12),
        0 0 0 3px var(--module-accent);
}

.pill:active {
    transform: translateY(0);
    box-shadow:
        inset 0 2px 4px rgba(0,0,0,0.12),
        0 1px 2px rgba(0,0,0,0.08);
}

.collapse-panel { 
    display: none;
    margin: var(--space-2) 0 var(--space-4);
}
.collapse-panel.open { display: block; }

.metadata-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px var(--space-1);
    background: var(--gray-100);
    color: var(--gray-600);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    line-height: 1.1;
    font-weight: 500;
    border: 1px solid var(--gray-100);
}

.metadata-badge.estilo1 {
    background: #fef3c7;
    color: #333764;
    border-color: #cacaca;
}

.metadata-badge.estilo2 {
    background: #ecececed;
    color: #333764;
    border-color: #cacaca;
}

.metadata-badge.estilo3 {
    background: #ffffffed;
    color: #ffffff73;
    border-color: #dedede;
}

.metadata-badge.estilo4 {
    background: #ffffffed;
    color: #ffffff73;
    border-color: #dedede;
}

.metadata-badge.estilo5 {
    background: #ffffffed;
    color: #ffffff73;
    border-color: #dedede;
}

/* Additional badge styles referenced by display.js */
.metadata-badge.estilo6 {
    background: #ffffffed; /* violet-100 */
    color: #ffffff73;      /* violet-800 */
    border-color: #dedede;
}

.metadata-badge.estilo7 {
    background: #ffffffed; /* slate-100 */
    color: #ffffff73;      /* slate-700 */
    border-color: #dedede;
}

.metadata-badge.estilo8 {
    background: #ffffffed; /* indigo-50 */
    color: #ffffff73;      /* indigo-700 */
    border-color: #dedede;
}

.metadata-badge.estilo9 {
    background: #ffffffed; /* orange-50 */
    color: #ffffff73;      /* orange-800 */
    border-color: #dedede;
}

/* Dark theme tuning for metadata badges */
[data-theme="dark"] .metadata-badge.estilo1 { background: rgba(136, 86, 0, 0.18); color: #fbbf24; border-color: rgba(181, 114, 0, 0.35); }
[data-theme="dark"] .metadata-badge.estilo2 { background: rgba(115, 115, 115, 0.332); color: #ffffff; border-color: rgba(181, 114, 0, 0.35); }
[data-theme="dark"] .metadata-badge.estilo3 { background: rgba(115, 115, 115, 0.332); color: #ffffff; border-color: rgba(181, 114, 0, 0.35); }
[data-theme="dark"] .metadata-badge.estilo4 { background: rgba(115, 115, 115, 0.332); color: #ffffff; border-color: rgba(181, 114, 0, 0.35); }
[data-theme="dark"] .metadata-badge.estilo5 { background: rgba(115, 115, 115, 0.332); color: #ffffff; border-color: rgba(181, 114, 0, 0.35); }
[data-theme="dark"] .metadata-badge.estilo6 { background: rgba(115, 115, 115, 0.332); color: #ffffff; border-color: rgba(181, 114, 0, 0.35); }
[data-theme="dark"] .metadata-badge.estilo7 { background: rgba(115, 115, 115, 0.332); color: #ffffff; border-color: rgba(181, 114, 0, 0.35); }
[data-theme="dark"] .metadata-badge.estilo8 { background: rgba(115, 115, 115, 0.332); color: #ffffff; border-color: rgba(181, 114, 0, 0.35); }
[data-theme="dark"] .metadata-badge.estilo9 { background: rgba(115, 115, 115, 0.332); color: #ffffff; border-color: rgba(181, 114, 0, 0.35); }

/* ===== LOADING STATES ===== */
.loading-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-8);
    margin: var(--space-4) 0;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.8);
}

[data-theme="dark"] .loading-container {
    background: rgba(17, 24, 39, 0.6); /* dark translucent surface */
}

.loading {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--gray-700);
    font-weight: 500;
}

.loading::before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-500);
    border-radius: var(--radius-full);
    border-top-color: transparent;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== DOWNLOAD BUTTONS ===== */
.download-buttons {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.download-buttons.hidden {
    display: none;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--white);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.download-btn:hover:not(:disabled) {
    background: var(--gray-50);
    border-color: var(--gray-400);
    transform: translateY(-2px);
}

.download-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* ===== ERROR STATES ===== */
.error {
    color: var(--error);
    background-color: #fef2f2;
    padding: var(--space-4);
    border-radius: var(--radius);
    margin: var(--space-4) 0;
    border: 1px solid #fecaca;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-100);
    border-top: 1px solid var(--gray-200);
    padding: var(--space-8) var(--space-6);
    margin-top: var(--space-16);
}

/* ===== DARK MODE TOGGLE ===== */
.theme-toggle {
    transition: transform var(--transition-fast);
}

.theme-toggle:hover {
    transform: rotate(180deg);
}

[data-theme="dark"] .theme-toggle .fa-moon {
    display: none;
}

[data-theme="dark"] .theme-toggle .fa-sun {
    display: inline;
}

.theme-toggle .fa-sun {
    display: none;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-text {
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.footer-contact {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--gray-500);
}

/* ===== MARKDOWN CONTENT ===== */
.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    margin: 1em 0 0.5em;
    line-height: 1.2;
    font-weight: 600;
}

.markdown-content p {
    margin: 0.5em 0;
}

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

.markdown-content li {
    margin: 0.25em 0;
}

.markdown-content code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    background: var(--gray-100);
    padding: 0.125em 0.25em;
    border-radius: var(--space-1);
}

.markdown-content pre {
    background: var(--gray-100);
    padding: var(--space-4);
    border-radius: var(--radius);
    overflow: auto;
    margin: var(--space-4) 0;
}

.markdown-content blockquote {
    padding-left: var(--space-4);
    margin: var(--space-4) 0;
    color: var(--gray-600);
    font-style: italic;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .tools-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .tool-panel {
        padding: var(--space-6);
    }
    
    .panel-icon {
        width: 48px;
        height: 48px;
        font-size: var(--text-xl);
    }
    
    .navbar-container {
        padding: 0 var(--space-4);
    }
    
    /* Keep subtitle visible on small screens */
    .navbar-subtitle {
        display: block;
        font-size: var(--text-base);
    }
    
    .options-content {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
    
    .book-checkboxes {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .chat-message {
        max-width: 95%;
    }
    
    .search-input-wrapper {
        padding: var(--space-2);
    }
    
    .search-button {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: var(--space-8) var(--space-4);
    }
    
    .container {
        padding: var(--space-6) var(--space-4);
    }
    
    .tool-card {
        flex-direction: column;
        text-align: center;
        gap: var(--space-3);
    }
    
    /* Lexical: compact single-row badge on small screens */
    .tool-card.lexical-compact,
    /* Generic compact style for all module badges */
    .tool-card.compact {
        flex-direction: row !important;
        align-items: center;
        text-align: left;
        gap: var(--space-2);
        padding: var(--space-2) var(--space-3);
        min-height: 56px; /* reduced to fit more on phones */
    }

    .tool-card.lexical-compact .tool-icon,
    .tool-card.compact .tool-icon {
        width: 48px;
        height: 48px;
        font-size: 22px; /* still readable but more compact */
        flex-shrink: 0;
    }

    .tool-card.lexical-compact .tool-info,
    .tool-card.compact .tool-info {
        flex: 1;
        display: flex;
        flex-direction: column;
        gap: 2px; /* tighter spacing between title and text */
        white-space: normal;
    }

    .tool-card.lexical-compact .tool-info h3,
    .tool-card.compact .tool-info h3 {
        margin: 0;
        font-weight: 700;
        font-size: var(--text-base);
        line-height: 1.15;
    }

    .tool-card.lexical-compact .tool-info p,
    .tool-card.compact .tool-info p {
        margin: 0;
        font-size: var(--text-xs);
        line-height: 1.3;
        color: var(--gray-600);
        display: block;            /* allow normal flow */
        -webkit-line-clamp: unset; /* no truncation on phones */
        -webkit-box-orient: initial;
        overflow: visible;
        text-overflow: clip;
        white-space: normal;       /* wrap lines normally */
    }

    /* Slightly smaller subtitle to fit phones */
    .navbar-subtitle {
        font-size: var(--text-xs);
        line-height: 1.1;
    }
    
    .page-title {
        font-size: var(--text-3xl);
    }
    
    .chat-input-container {
        padding: var(--space-4);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    /* When showing info on small screens, remove icon from layout
       and let the text use the full badge width with harmonious margins */
    [data-show-info="true"] .tool-card.compact {
        gap: 0;                 /* no leftover gutter from icon column */
        min-height: unset;      /* allow height to fit content */
    }
    [data-show-info="true"] .tool-card.compact .tool-icon {
        display: none;          /* fully remove icon from flow */
    }
    [data-show-info="true"] .tool-card.compact .tool-info {
        width: 100%;            /* span entire badge */
    }
    [data-show-info="true"] .tool-card.compact .tool-info h3 {
        margin: 0 0 4px 0;      /* tidy spacing above extra text */
    }
    [data-show-info="true"] .tool-card.compact .tool-info-extra {
        margin-top: var(--space-2);
    }

    /* Tighter spacing between cards on small screens */
    .tools-list { gap: var(--space-3); }
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }
.visible { display: block; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== FOCUS STYLES ===== */
*:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
    box-shadow: none !important;
  }
  
  
/* ===== OPTIONS PANEL OVERRIDES (force light inputs/labels) ===== */
.options-panel .max-results label,
.options-panel .toggle-label,
.option-column .toggle-label {
  color: var(--gray-800) !important;
}

.options-panel .max-results input {
  background: var(--white) !important;
  color: var(--gray-800) !important;
  border-color: var(--gray-300) !important;
}










/* Coluna única */
/*==============================================================================*/
.option-column {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: none; /* largura máxima agradável */
  }
  
/* ===== HOMEPAGE INFO TOGGLE (expand descriptions) ===== */
[data-show-info="true"] .tool-card.compact .tool-info p {
  display: block;
  -webkit-line-clamp: unset;
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
}

  /* Linha base */
  .row {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  /* Max Results */
  .max-results label {
    font-size: 14px;
    font-weight: 500;
    color: #000; /* ensure black label */
    white-space: nowrap;
  }
  
  .max-results input {
    width: 80px;
    flex: none;
    padding: 6px 8px;
    border: 1px solid var(--gray-300, #ccc);
    border-radius: 6px;
    font-size: 14px;
    background: #fff;
    color: #000;
    text-align: right;
  }
  
  /* Toggle moderno */
  .switch {
    position: relative;
    display: inline-block;
    width: 42px;
    height: 24px;
  }
  
  .switch input {
    opacity: 0;
    width: 0;
    height: 0;
  }
  
  .slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #ccc;
    transition: 0.3s;
    border-radius: 24px;
  }
  
  .slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: var(--white);
    transition: 0.3s;
    border-radius: 50%;
  }
  
  .switch input:checked + .slider {
    background-color: var(--primary, #007bff);
  }
  
  .switch input:checked + .slider:before {
    transform: translateX(18px);
  }
  
  .toggle-label {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-800);
    cursor: pointer;
    user-select: none;
  }
  
  /* Botão */
  .save-btn {
    padding: 12px 24px;
    background: var(--primary, #b3b3b3);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: background 0.2s ease;
    display: block;
    margin-left: auto;   /* centraliza */
    margin-right: auto;  /* centraliza */
    width: auto;         
    min-width: 140px;    
    text-align: center;
  }
  
  .save-btn:hover {
    background: #898989;
  }
  
  /* Theme-specific identity for Save button */
  .theme-search .save-btn { background: var(--search-primary); }
  .theme-search .save-btn:hover { background: var(--search-secondary); }
  
  .theme-sem .save-btn { background: var(--sem-primary); }
  .theme-sem .save-btn:hover { background: var(--sem-secondary); }
  
  .theme-apps .save-btn { background: var(--apps-primary); }
  .theme-apps .save-btn:hover { background: var(--apps-secondary); }
  
  .theme-bots .save-btn { background: var(--bots-primary); }
  .theme-bots .save-btn:hover { background: var(--bots-secondary); }
  
  .theme-utils .save-btn { background: var(--utils-primary); }
  .theme-utils .save-btn:hover { background: var(--utils-secondary); }
  
  /* Base toggle/inputs (theme-aware via CSS variables) */
  .max-results label,
  .toggle-label { color: var(--gray-800); }
  .max-results input {
    background: var(--white);
    color: var(--gray-800);
    border: 1px solid var(--gray-400);
  }
  .slider { background-color: var(--gray-300); }
  .switch input:checked + .slider { background-color: var(--primary-500); }
  
  /* Module-themed toggle ON colors (override) */
  .theme-search .switch input:checked + .slider { background-color: var(--search-primary) !important; }
  .theme-sem   .switch input:checked + .slider { background-color: var(--sem-primary)   !important; }
  .theme-bots   .switch input:checked + .slider { background-color: var(--bots-primary)   !important; }
  .theme-apps   .switch input:checked + .slider { background-color: var(--apps-primary)   !important; }
  .theme-utils  .switch input:checked + .slider { background-color: var(--utils-primary)  !important; }

  /* Support older toggle style */
  .theme-search .toggle-switch.active { background: var(--search-primary) !important; }
  .theme-sem   .toggle-switch.active { background: var(--sem-primary)   !important; }
  .theme-bots   .toggle-switch.active { background: var(--bots-primary)   !important; }
  .theme-apps   .toggle-switch.active { background: var(--apps-primary)   !important; }
  .theme-utils  .toggle-switch.active { background: var(--utils-primary)  !important; }
  

/* ===== NAVBAR LAYOUT OVERRIDES ===== */
/* On module pages, keep separate left/right control groups and avoid full-width controls */
.theme-search .navbar .navbar-controls,
.theme-bots .navbar .navbar-controls,
.theme-apps .navbar .navbar-controls,
.theme-utils .navbar .navbar-controls,
.theme-sem .navbar .navbar-controls {
  width: auto !important;
  justify-content: initial !important;
}

/* Homepage (no body class): stretch controls to edges */
body:not([class]) .navbar .navbar-controls {
  width: auto;
  justify-content: initial;
  align-items: center;
}

/* Revert homepage navbar button layout to original */
body:not([class]) .navbar .navbar-container { justify-content: space-between !important; }

/* Small edge spacing for buttons to match navbar rhythm */
.navbar .navbar-controls > *:first-child { margin-left: var(--space-2); }
.navbar .navbar-controls > *:last-child  { margin-right: var(--space-2); }
/* Remover sombras laterais de caixas de texto e badges */
.form-control,
input,
textarea,
select {
  box-shadow: none !important;
  filter: none !important;
}

.badge,
.badge-pill,
.tag,
.pill {
  box-shadow: none !important;
  filter: none !important;
}

/* Remover sombra/faixa lateral esquerda nos badges retráteis dos resultados */
#lexicalResults .badge,
#semanticResults .badge,
#semanticalResults .badge,
#results-lexical .badge,
#results-semantical .badge,
.lexical-results .badge,
.semantical-results .badge,
.result-badge,
.badge-collapsible,
.badge[data-bs-toggle="collapse"],
summary .badge {
  box-shadow: none !important;
  background-image: none !important;
}

/* Remover barra/sombra azul à esquerda nos summary pills */
summary,
summary.pill,
summary.pills,
summary[class*="pill"],
details > summary,
details.pill > summary,
details.pills > summary {
  box-shadow: none !important;
  background-image: none !important;
}

/* Caso a barra seja criada por pseudo-elemento ou marker */
summary::before,
summary::after,
summary.pill::before,
summary.pills::before,
summary[class*="pill"]::before,
summary.pill::after,
summary.pills::after,
summary[class*="pill"]::after,
summary::marker {
  content: none !important;
  box-shadow: none !important;
  border: 0 !important;
  background: none !important;
}

/* Caso exista ornamento no ::before/::after formando a barra esquerda */
#lexicalResults .badge::before,
#semanticResults .badge::before,
#semanticalResults .badge::before,
#results-lexical .badge::before,
#results-semantical .badge::before,
.lexical-results .badge::before,
.semantical-results .badge::before,
.result-badge::before,
.badge-collapsible::before,
summary .badge::before,
#lexicalResults .badge::after,
#semanticResults .badge::after,
#semanticalResults .badge::after,
#results-lexical .badge::after,
#results-semantical .badge::after,
.lexical-results .badge::after,
.semantical-results .badge::after,
.result-badge::after,
.badge-collapsible::after,
summary .badge::after {
  content: none !important;
  box-shadow: none !important;
  border: 0 !important;
}