/* ========================================
   UniBB AI Assistant - Estilos Principais
   Tema: Banco do Brasil (Azul #003882 + Amarelo #FFCC00)
   ======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bb-azul: #003882;
    --bb-azul-dark: #002661;
    --bb-amarelo: #FFCC00;
    --bb-amarelo-light: #FFD633;
    --bg-dark: #0a0a1a;
    --bg-darker: #050510;
    --bg-card: #1a1a2e;
    --text-primary: #ffffff;
    --text-secondary: #b8b8d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --purple: #8b5cf6;
    --border-color: #2a2a3e;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
}

/* ========================================
   TELA DE LOGIN
   ======================================== */

.screen {
    display: none;
    min-height: 100vh;
}

.screen.active {
    display: block;
}

#loginScreen {
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bb-azul-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 56, 130, 0.3);
    border: 1px solid var(--border-color);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 10px;
}

.logo i {
    font-size: 48px;
    color: var(--bb-amarelo);
    animation: pulse 2s infinite;
}

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

.logo h1 {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--bb-amarelo) 0%, #fff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 15px;
}

.precision-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.precision-badge i {
    font-size: 16px;
}

.login-form {
    margin-top: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: var(--text-secondary);
}

.form-group label i {
    margin-right: 8px;
    color: var(--bb-amarelo);
}

.form-group input,
.form-group textarea,
.config-select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.config-select:focus {
    outline: none;
    border-color: var(--bb-amarelo);
    box-shadow: 0 0 0 3px rgba(255, 204, 0, 0.1);
}

.form-group small {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: var(--text-secondary);
}

.mode-selector {
    display: flex;
    gap: 10px;
}

.mode-option {
    flex: 1;
    padding: 15px;
    background: var(--bg-darker);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.mode-option:hover {
    border-color: var(--bb-amarelo);
    transform: translateY(-2px);
}

.mode-option.selected {
    background: var(--bb-azul);
    border-color: var(--bb-amarelo);
}

.mode-option i {
    display: block;
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--bb-amarelo);
}

.mode-option span {
    font-size: 14px;
    font-weight: 500;
}

.btn-primary,
.btn-secondary,
.btn-success,
.btn-warning,
.btn-danger {
    width: 100%;
    padding: 14px 24px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--bb-amarelo) 0%, var(--bb-amarelo-light) 100%);
    color: var(--bb-azul-dark);
    box-shadow: 0 4px 15px rgba(255, 204, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 204, 0, 0.4);
}

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

.btn-secondary:hover {
    border-color: var(--bb-amarelo);
    background: var(--bg-card);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
    color: white;
}

.btn-large {
    padding: 18px 32px;
    font-size: 16px;
}

.demo-mode {
    margin-top: 15px;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    font-size: 13px;
    color: var(--text-secondary);
}

.login-footer i {
    color: var(--success);
    margin-right: 5px;
}

/* ========================================
   DASHBOARD LAYOUT
   ======================================== */

#dashboardScreen {
    display: flex;
    height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--bg-card);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 1000;
}

.sidebar-header {
    padding: 25px 20px;
    background: var(--bb-azul);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header i {
    font-size: 28px;
    color: var(--bb-amarelo);
}

.sidebar-header span {
    font-size: 20px;
    font-weight: 800;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: rgba(255, 204, 0, 0.05);
    color: var(--bb-amarelo);
    border-left-color: var(--bb-amarelo);
}

.nav-item.active {
    background: rgba(255, 204, 0, 0.1);
    color: var(--bb-amarelo);
    border-left-color: var(--bb-amarelo);
    font-weight: 600;
}

.nav-item i {
    font-size: 18px;
    width: 24px;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-info i {
    font-size: 32px;
    color: var(--bb-amarelo);
}

.user-info strong {
    display: block;
    font-size: 14px;
}

.user-info small {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
}

.btn-logout {
    padding: 10px;
    background: var(--danger);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-logout:hover {
    background: #dc2626;
    transform: scale(1.05);
}

/* ========================================
   MAIN CONTENT
   ======================================== */

.main-content {
    margin-left: 260px;
    flex: 1;
    background: var(--bg-dark);
    overflow-y: auto;
    height: 100vh;
}

.top-bar {
    background: var(--bg-card);
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.top-bar h2 {
    font-size: 24px;
    font-weight: 700;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    animation: blink 2s infinite;
}

.status-dot.online {
    background: var(--success);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.content-section {
    display: none;
    padding: 30px;
    animation: fadeIn 0.3s;
}

.content-section.active {
    display: block;
}

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

/* ========================================
   DASHBOARD STATS
   ======================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
    display: flex;
    gap: 20px;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 56, 130, 0.2);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-icon.blue {
    background: linear-gradient(135deg, var(--bb-azul) 0%, #0051b3 100%);
}

.stat-icon.yellow {
    background: linear-gradient(135deg, var(--bb-amarelo) 0%, var(--bb-amarelo-light) 100%);
    color: var(--bb-azul-dark);
}

.stat-icon.green {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
}

.stat-icon.purple {
    background: linear-gradient(135deg, var(--purple) 0%, #7c3aed 100%);
}

.stat-info {
    flex: 1;
}

.stat-info h3 {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.stat-info small {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ========================================
   CHARTS
   ======================================== */

.dashboard-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.chart-card,
.chart-card-full {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
}

.chart-card-full {
    grid-column: 1 / -1;
}

.chart-card h3,
.chart-card h4,
.chart-card-full h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-card h3 i,
.chart-card h4 i,
.chart-card-full h4 i {
    color: var(--bb-amarelo);
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

/* ========================================
   RECENT ACTIVITY
   ======================================== */

.recent-activity {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
}

.recent-activity h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.recent-activity h3 i {
    color: var(--bb-amarelo);
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.activity-item {
    display: flex;
    gap: 15px;
    padding: 15px;
    background: var(--bg-darker);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.activity-item:hover {
    border-color: var(--bb-amarelo);
    transform: translateX(5px);
}

.activity-item i {
    font-size: 24px;
    margin-top: 5px;
}

.activity-item i.success {
    color: var(--success);
}

.activity-item i.info {
    color: var(--info);
}

.activity-item i.primary {
    color: var(--bb-amarelo);
}

.activity-item strong {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

.activity-item p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ========================================
   SECTION HEADERS
   ======================================== */

.section-header {
    margin-bottom: 30px;
}

.section-header h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-header h3 i {
    color: var(--bb-amarelo);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ========================================
   ACTION BUTTONS
   ======================================== */

.action-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.action-buttons .btn-primary,
.action-buttons .btn-secondary {
    width: auto;
}

/* ========================================
   COURSES LIST
   ======================================== */

.courses-list {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.courses-list h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--bb-amarelo);
}

#coursesContainer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.course-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: var(--bg-darker);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.course-item:hover {
    border-color: var(--bb-amarelo);
}

.course-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--bb-amarelo);
}

.course-item label {
    flex: 1;
    cursor: pointer;
    font-size: 14px;
}

.automation-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.automation-controls button {
    flex: 1;
    min-width: 150px;
}

/* ========================================
   PROGRESS BAR
   ======================================== */

.progress-bar {
    position: relative;
    width: 100%;
    height: 40px;
    background: var(--bg-darker);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--bb-amarelo) 0%, var(--bb-amarelo-light) 100%);
    width: 0%;
    transition: width 0.5s;
    box-shadow: 0 0 20px rgba(255, 204, 0, 0.5);
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-weight: 700;
    color: var(--bb-azul-dark);
    font-size: 14px;
}

/* ========================================
   CONSOLE LOG
   ======================================== */

.console-log {
    background: var(--bg-card);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.console-header {
    padding: 15px 20px;
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    font-weight: 600;
}

.console-header i {
    color: var(--bb-amarelo);
    margin-right: 8px;
}

.btn-clear {
    padding: 6px 12px;
    background: var(--danger);
    border: none;
    border-radius: 6px;
    color: white;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s;
}

.btn-clear:hover {
    background: #dc2626;
}

.console-content {
    padding: 20px;
    max-height: 400px;
    overflow-y: auto;
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

.log-entry {
    padding: 8px 12px;
    margin-bottom: 5px;
    border-radius: 6px;
    border-left: 3px solid;
}

.log-entry.info {
    background: rgba(59, 130, 246, 0.1);
    border-left-color: var(--info);
    color: #93c5fd;
}

.log-entry.success {
    background: rgba(16, 185, 129, 0.1);
    border-left-color: var(--success);
    color: #6ee7b7;
}

.log-entry.warning {
    background: rgba(245, 158, 11, 0.1);
    border-left-color: var(--warning);
    color: #fcd34d;
}

.log-entry.error {
    background: rgba(239, 68, 68, 0.1);
    border-left-color: var(--danger);
    color: #fca5a5;
}

/* ========================================
   QUESTION FORM
   ======================================== */

.question-form {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.question-form textarea {
    width: 100%;
    padding: 15px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    resize: vertical;
}

.question-form textarea:focus {
    outline: none;
    border-color: var(--bb-amarelo);
}

.alternativas-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
}

.alternativa-item {
    display: flex;
    gap: 12px;
    align-items: center;
}

.alternativa-item input[type="radio"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--bb-amarelo);
}

.alternativa-item label {
    flex: 1;
    display: flex;
    gap: 12px;
    align-items: center;
    cursor: pointer;
}

.alt-letter {
    width: 32px;
    height: 32px;
    background: var(--bb-amarelo);
    color: var(--bb-azul-dark);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.alternativa-item input[type="text"] {
    flex: 1;
    padding: 10px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
}

.alternativa-item input[type="text"]:focus {
    outline: none;
    border-color: var(--bb-amarelo);
}

/* ========================================
   RESPOSTA CONTAINER
   ======================================== */

.resposta-container {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
    margin-bottom: 30px;
    animation: slideIn 0.3s;
}

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

.resposta-container h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.resposta-container h4 i {
    color: var(--bb-amarelo);
}

.resposta-card {
    background: var(--bg-darker);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
}

.resposta-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.resposta-letra {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--bb-amarelo) 0%, var(--bb-amarelo-light) 100%);
    color: var(--bb-azul-dark);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 32px;
}

.confianca-badge {
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    border-radius: 20px;
    font-weight: 700;
    font-size: 18px;
}

.resposta-body h5 {
    font-size: 14px;
    color: var(--bb-amarelo);
    margin-bottom: 10px;
    margin-top: 15px;
}

.resposta-body p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* ========================================
   HISTORICO
   ======================================== */

.historico-questoes {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
}

.historico-questoes h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.historico-questoes h4 i {
    color: var(--bb-amarelo);
}

.historico-item {
    padding: 15px;
    background: var(--bg-darker);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.historico-item-info {
    flex: 1;
}

.historico-item-info strong {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

.historico-item-info small {
    font-size: 12px;
    color: var(--text-secondary);
}

.historico-badge {
    padding: 6px 12px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 12px;
}

.historico-badge.correct {
    background: var(--success);
    color: white;
}

.historico-badge.incorrect {
    background: var(--danger);
    color: white;
}

/* ========================================
   SIMULADOS
   ======================================== */

.simulados-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.simulado-card {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 15px;
    transition: all 0.3s;
}

.simulado-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 56, 130, 0.2);
    border-color: var(--bb-amarelo);
}

.simulado-info h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.simulado-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

.simulado-execucao {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
}

.simulado-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.timer {
    font-size: 24px;
    font-weight: 700;
    color: var(--bb-amarelo);
    font-family: 'Courier New', monospace;
}

.questao-atual {
    background: var(--bg-darker);
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.questao-atual h5 {
    font-size: 16px;
    margin-bottom: 12px;
    color: var(--bb-amarelo);
}

.questao-atual p {
    font-size: 14px;
    line-height: 1.6;
}

.simulado-resultado {
    margin-top: 30px;
}

.resultado-score {
    display: flex;
    justify-content: center;
    margin: 30px 0;
}

.score-circle {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--bb-amarelo) 0%, var(--bb-amarelo-light) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 40px rgba(255, 204, 0, 0.3);
}

.score-value {
    font-size: 48px;
    font-weight: 800;
    color: var(--bb-azul-dark);
}

.score-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--bb-azul-dark);
}

.resultado-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 30px;
}

.resultado-stats .stat-item {
    text-align: center;
}

.resultado-stats .stat-item i {
    font-size: 32px;
    margin-bottom: 8px;
    display: block;
}

.resultado-stats .stat-item span {
    font-size: 24px;
    font-weight: 700;
    display: block;
    margin-bottom: 5px;
}

/* ========================================
   UPLOAD AREA
   ======================================== */

.upload-area {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.upload-box {
    background: var(--bg-card);
    border: 2px dashed var(--border-color);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.upload-box:hover {
    border-color: var(--bb-amarelo);
    background: rgba(255, 204, 0, 0.05);
}

.upload-box i {
    font-size: 48px;
    color: var(--bb-amarelo);
    margin-bottom: 15px;
    display: block;
}

.upload-box p {
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.text-input-area {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
}

.text-input-area label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
}

.conteudo-processado {
    animation: slideIn 0.3s;
}

.conteudo-processado h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--success);
}

.resumo-card,
.pontos-chave,
.flashcards {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.resumo-card h5,
.pontos-chave h5,
.flashcards h5 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--bb-amarelo);
}

.resumo-card p,
.pontos-chave ul {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.pontos-chave ul {
    list-style: none;
    padding-left: 0;
}

.pontos-chave li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.pontos-chave li:last-child {
    border-bottom: none;
}

.pontos-chave li:before {
    content: "⭐ ";
    color: var(--bb-amarelo);
    margin-right: 8px;
}

.flashcard-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

.flashcard {
    background: var(--bg-darker);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s;
    min-height: 150px;
}

.flashcard:hover {
    border-color: var(--bb-amarelo);
    transform: translateY(-5px);
}

.flashcard-front {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--bb-amarelo);
}

.flashcard-back {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ========================================
   CONFIG
   ======================================== */

.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.config-card {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
}

.config-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.config-card h4 i {
    color: var(--bb-amarelo);
}

.speed-selector {
    display: flex;
    gap: 10px;
}

.speed-btn {
    flex: 1;
    padding: 12px;
    background: var(--bg-darker);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.speed-btn:hover {
    border-color: var(--bb-amarelo);
}

.speed-btn.active {
    background: var(--bb-azul);
    border-color: var(--bb-amarelo);
}

.speed-btn i {
    font-size: 20px;
    color: var(--bb-amarelo);
}

input[type="range"] {
    width: 100%;
    margin: 15px 0;
    accent-color: var(--bb-amarelo);
}

.slider-value {
    display: block;
    text-align: center;
    font-weight: 600;
    color: var(--bb-amarelo);
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 30px;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-darker);
    border: 2px solid var(--border-color);
    transition: 0.4s;
    border-radius: 30px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: var(--text-secondary);
    transition: 0.4s;
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background-color: var(--bb-azul);
    border-color: var(--bb-amarelo);
}

input:checked + .toggle-slider:before {
    transform: translateX(30px);
    background-color: var(--bb-amarelo);
}

.config-description {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 10px;
}

.config-advanced {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
}

.config-advanced h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.config-advanced h4 i {
    color: var(--bb-amarelo);
}

/* ========================================
   CODE SECTION
   ======================================== */

.code-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.code-tab {
    padding: 12px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px 10px 0 0;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
}

.code-tab:hover {
    border-color: var(--bb-amarelo);
    color: var(--text-primary);
}

.code-tab.active {
    background: var(--bb-azul);
    border-color: var(--bb-amarelo);
    color: var(--text-primary);
}

.code-container {
    position: relative;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    overflow-x: auto;
}

.btn-copy {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 8px 16px;
    background: var(--bb-amarelo);
    color: var(--bb-azul-dark);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-copy:hover {
    background: var(--bb-amarelo-light);
}

pre {
    margin: 0;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-primary);
}

.download-section {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* ========================================
   TABLE
   ======================================== */

.historico-table {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid var(--border-color);
    overflow-x: auto;
}

.historico-table h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.historico-table h4 i {
    color: var(--bb-amarelo);
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--bg-darker);
}

th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    color: var(--bb-amarelo);
    border-bottom: 2px solid var(--border-color);
}

td {
    padding: 15px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-color);
}

tbody tr:hover {
    background: var(--bg-darker);
}

/* ========================================
   TOAST NOTIFICATIONS
   ======================================== */

#toastContainer {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 15px 20px;
    min-width: 300px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideInRight 0.3s;
}

@keyframes slideInRight {
    from { transform: translateX(400px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

.toast.info {
    border-left: 4px solid var(--info);
}

.toast.warning {
    border-left: 4px solid var(--warning);
}

.toast i {
    font-size: 24px;
}

.toast.success i {
    color: var(--success);
}

.toast.error i {
    color: var(--danger);
}

.toast.info i {
    color: var(--info);
}

.toast.warning i {
    color: var(--warning);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 3px;
    font-size: 14px;
}

.toast-message {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ========================================
   LOADING OVERLAY
   ======================================== */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 20px;
    z-index: 10000;
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-color);
    border-top-color: var(--bb-amarelo);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

#loadingText {
    font-size: 16px;
    font-weight: 600;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
    .sidebar {
        width: 80px;
    }

    .sidebar-header span,
    .nav-item span,
    .user-info div {
        display: none;
    }

    .sidebar-header {
        justify-content: center;
    }

    .nav-item {
        justify-content: center;
    }

    .main-content {
        margin-left: 80px;
    }

    .dashboard-charts,
    .stats-grid,
    .charts-grid {
        grid-template-columns: 1fr;
    }

    .upload-area {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        display: none;
    }

    .main-content {
        margin-left: 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-buttons .btn-primary,
    .action-buttons .btn-secondary {
        width: 100%;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */

.animated-number {
    display: inline-block;
    transition: all 0.5s;
}

/* ========================================
   SCROLLBAR
   ======================================== */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--bb-amarelo);
}