/**
 * Quiz Concorsi - Public Styles v4.1
 * Design pulito, leggibile, minimale
 * Font: Poppins (forzato con spaziatura corretta)
 */

/* Google Font Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

/* Reset e Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --qc-bg: #f5f5f5;
    --qc-card-bg: #ffffff;
    --qc-text: #333333;
    --qc-text-light: #666666;
    --qc-primary: #2563eb;
    --qc-primary-light: #dbeafe;
    --qc-success: #16a34a;
    --qc-success-light: #dcfce7;
    --qc-error: #dc2626;
    --qc-error-light: #fee2e2;
    --qc-warning: #d97706;
    --qc-warning-light: #fef3c7;
    --qc-border: #e5e5e5;
    --qc-gradient-1: #667eea;
    --qc-gradient-2: #764ba2;
}

/* App Container - Font Poppins forzato con spaziatura corretta */
.qc-app,
.qc-app *,
.qc-app h1,
.qc-app h2,
.qc-app h3,
.qc-app h4,
.qc-app p,
.qc-app span,
.qc-app button,
.qc-app a,
.qc-app input,
.qc-app select,
.qc-app textarea,
.qc-app label,
.qc-app div {
    font-family: 'Poppins', sans-serif !important;
    letter-spacing: normal !important;
    word-spacing: normal !important;
}

.qc-app {
    font-size: 16px;
    line-height: 1.5;
    color: var(--qc-text);
    background: var(--qc-bg);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* ============================================
   HEADER LIBRO - NUOVO DESIGN PROFESSIONALE
   ============================================ */
.qc-book-header {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-bottom: 1px solid var(--qc-border);
    padding: 24px 20px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

/* ============================================
   SEZIONE AGGIORNAMENTI (v4.5.4)
   ============================================ */
.qc-updates-section {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}
.qc-updates-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border: 1px solid #bfdbfe;
    border-radius: 12px;
    margin-top: 16px;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s;
}
.qc-updates-header:hover {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
}
.qc-updates-icon {
    font-size: 18px;
}
.qc-updates-title {
    flex: 1;
    font-weight: 600;
    font-size: 14px;
    color: #1e40af;
}
.qc-updates-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #1e40af;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    padding: 0 6px;
    margin-left: 6px;
}
.qc-updates-arrow {
    color: #1e40af;
    font-size: 16px;
    transition: transform 0.2s;
}
.qc-updates-list {
    border: 1px solid #e2e8f0;
    border-top: none;
    border-radius: 0 0 12px 12px;
    background: #fff;
    padding: 8px 12px;
    max-height: 320px;
    overflow-y: auto;
}
.qc-updates-list::-webkit-scrollbar {
    width: 5px;
}
.qc-updates-list::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 3px;
}
.qc-updates-list::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}
.qc-update-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    border-bottom: 1px solid #f1f5f9;
    transition: background 0.2s, opacity 0.3s;
    cursor: pointer;
}
.qc-update-item:last-child {
    border-bottom: none;
}
.qc-update-item:hover {
    background: #f8fafc;
}
.qc-update-item.qc-unread {
    background: #eff6ff;
}
.qc-update-item.qc-unread:hover {
    background: #dbeafe;
}
.qc-update-item.qc-read {
    opacity: 0.65;
}
.qc-update-dot {
    flex-shrink: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #3b82f6;
    margin-top: 5px;
    transition: opacity 0.3s;
}
.qc-update-item.qc-read .qc-update-dot {
    opacity: 0;
}
.qc-update-body {
    flex: 1;
    min-width: 0;
}
.qc-update-date {
    font-size: 11px;
    color: #94a3b8;
    margin-bottom: 3px;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}
.qc-update-badge {
    display: inline-block;
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
}
.qc-update-badge.auto {
    background: #dbeafe;
    color: #1e40af;
}
.qc-update-badge.manuale {
    background: #f3e8ff;
    color: #7c3aed;
}
.qc-update-text {
    font-size: 13px;
    color: #1e293b;
    line-height: 1.4;
}
.qc-update-text b {
    font-weight: 700;
}

.qc-header-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    gap: 24px;
    align-items: center;
}

.qc-book-cover {
    flex-shrink: 0;
    position: relative;
}

.qc-book-cover img {
    width: 90px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
}

.qc-book-cover:hover img {
    transform: scale(1.02);
}

.qc-book-cover::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1);
    pointer-events: none;
}

.qc-book-info {
    flex: 1;
    min-width: 0;
}

.qc-publisher-logo {
    flex-shrink: 0;
    margin-left: auto;
    align-self: center;
}

.qc-publisher-logo img {
    height: auto !important;
    width: auto !important;
    max-width: 180px !important;
    max-height: 45px !important;
    object-fit: contain !important;
    opacity: 0.75;
    transition: opacity 0.2s;
}

.qc-publisher-logo img:hover {
    opacity: 1;
}

.qc-book-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--qc-text);
    margin-bottom: 10px;
    line-height: 1.3;
    letter-spacing: -0.02em !important;
}

.qc-book-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 14px;
    color: var(--qc-text-light);
    margin-bottom: 14px;
}

.qc-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    background: #f1f5f9;
    border-radius: 20px;
    font-weight: 500;
    font-size: 13px;
}

.qc-amazon-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #ff9900 0%, #ffad33 100%);
    color: #000;
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(255,153,0,0.3);
    transition: all 0.2s ease;
}

.qc-amazon-btn:hover {
    background: linear-gradient(135deg, #e68a00 0%, #ff9900 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255,153,0,0.4);
}

/* Main */
.qc-main {
    max-width: 900px;
    margin: 0 auto;
    padding: 30px 20px;
}

/* Sezioni */
.qc-section {
    margin-bottom: 40px;
}

.qc-section-head {
    margin-bottom: 20px;
}

.qc-section-head h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--qc-text);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.qc-section-head p {
    font-size: 14px;
    color: var(--qc-text-light);
}

/* Cards Simulazione */
.qc-cards {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.qc-card {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.qc-card:hover {
    border-color: var(--qc-primary);
    box-shadow: 0 4px 16px rgba(37,99,235,0.1);
    transform: translateY(-1px);
}

.qc-card-sim {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.qc-card-body h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--qc-text);
    margin-bottom: 6px;
}

.qc-card-stats {
    display: flex;
    gap: 16px;
    font-size: 14px;
    color: var(--qc-text-light);
}

.qc-card-score {
    font-size: 13px;
    color: var(--qc-text-light);
    margin-top: 4px;
}

.qc-card-btn {
    padding: 10px 24px;
    background: var(--qc-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.qc-card-btn:hover {
    background: #1d4ed8;
}

.qc-card-btn.qc-btn-secondary {
    background: #475569;
}

.qc-card-btn.qc-btn-secondary:hover {
    background: #334155;
}

/* Cards Materie - Layout Lista Verticale */
.qc-cards-materie {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 16px;
}

/* Card materia VERTICALE: anello in alto (sempre visibile), titolo, pill domande */
.qc-card-materia {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    text-align: center;
    padding: 24px 18px;
    gap: 14px;
    cursor: pointer;
}

.qc-card-materia h3 {
    font-size: 15px;
    font-weight: 700;
    color: var(--qc-text);
    margin: 0;
    line-height: 1.25;
}

.qc-card-materia .qc-card-count {
    display: inline-block;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--qc-primary, #4B5CF0);
    background: color-mix(in srgb, var(--qc-primary, #4B5CF0) 12%, transparent);
    padding: 5px 14px;
    border-radius: 999px;
    white-space: nowrap;
    margin-top: auto;
}

/* Barra di padronanza per materia: SEMPRE visibile. Vuota "–" finché non ci sono dati, poi si riempie coi quiz. */
.qc-materia-bar {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 4px;
}
.qc-materia-bar__track {
    flex: 1;
    height: 9px;
    border-radius: 99px;
    background: #eef1f8;
    overflow: hidden;
}
.qc-materia-bar__track i {
    display: block;
    height: 100%;
    width: calc(var(--p, 0) * 1%);
    background: var(--ring-col, #C7CCDB);
    border-radius: 99px;
    transition: width .5s ease;
}
.qc-materia-bar__pct {
    font-size: 12px;
    font-weight: 800;
    color: var(--qc-text-light, #9aa0b4);
    min-width: 2.6em;
    text-align: right;
}
.qc-materia-bar.has-data .qc-materia-bar__pct { color: var(--ring-col, #4B5CF0); background: color-mix(in srgb, var(--ring-col, #4B5CF0) 15%, #fff); padding: 2px 9px; border-radius: 999px; }

/* Statistiche */
.qc-section-stats {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    padding: 24px;
}

.qc-section-stats h2 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    text-align: center;
}

.qc-stats-row {
    display: flex;
    justify-content: space-around;
    gap: 20px;
}

.qc-stat-box {
    text-align: center;
}

.qc-stat-num {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--qc-primary);
}

.qc-stat-txt {
    font-size: 13px;
    color: var(--qc-text-light);
}

/* ============================================
   CODICE UTENTE - NUOVO SISTEMA
   ============================================ */
.qc-user-code-section {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #bae6fd;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 32px;
    text-align: center;
}

.qc-user-code-header {
    margin-bottom: 16px;
}

.qc-user-code-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: #0c4a6e;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.qc-user-code-header p {
    font-size: 13px;
    color: #0369a1;
    line-height: 1.6;
    margin-bottom: 8px;
}

.qc-user-code-header p:last-of-type {
    margin-bottom: 0;
}

.qc-user-code-warning {
    margin-top: 12px !important;
    padding: 10px 14px;
    background: rgba(245, 158, 11, 0.15);
    border-radius: 8px;
    color: #92400e !important;
    font-size: 12px !important;
}

.qc-user-code-main {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.qc-user-code-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.qc-user-code-value {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: 0.15em !important;
    color: #0c4a6e;
    padding: 12px 24px;
    background: #fff;
    border-radius: 12px;
    border: 2px dashed #38bdf8;
    font-family: 'Courier New', monospace !important;
}

.qc-user-code-copy {
    padding: 10px 16px;
    background: #0ea5e9;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.qc-user-code-copy:hover {
    background: #0284c7;
}

.qc-user-code-copy.copied {
    background: #16a34a;
}

.qc-user-code-qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.qc-qr-container {
    padding: 10px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.qc-qr-container img {
    display: block;
}

.qc-qr-label {
    font-size: 11px;
    color: #64748b;
    margin: 0;
}

.qc-user-code-recover {
    font-size: 13px;
    color: #0369a1;
}

.qc-user-code-recover a {
    color: #0ea5e9;
    text-decoration: underline;
    cursor: pointer;
}

/* Modal Recupero Codice - STILI FORZATI per evitare override dal tema */
.qc-modal-overlay {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: rgba(0,0,0,0.5) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 9999 !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transition: all 0.3s !important;
}

.qc-modal-overlay.active {
    opacity: 1 !important;
    visibility: visible !important;
}

.qc-modal {
    background: #ffffff !important;
    border-radius: 16px !important;
    padding: 32px !important;
    max-width: 420px !important;
    width: 90% !important;
    text-align: center !important;
    transform: scale(0.9) !important;
    transition: transform 0.3s !important;
    border: none !important;
    box-shadow: 0 25px 50px rgba(0,0,0,0.25) !important;
}

.qc-modal-overlay.active .qc-modal {
    transform: scale(1) !important;
}

.qc-modal h3 {
    font-size: 20px !important;
    font-weight: 700 !important;
    margin-bottom: 8px !important;
    color: #333333 !important;
    font-family: 'Poppins', sans-serif !important;
    line-height: 1.4 !important;
}

.qc-modal p {
    font-size: 14px !important;
    color: #666666 !important;
    margin-bottom: 20px !important;
    font-family: 'Poppins', sans-serif !important;
    line-height: 1.5 !important;
}

.qc-modal input {
    width: 100% !important;
    padding: 14px 16px !important;
    border: 2px solid #e5e5e5 !important;
    border-radius: 10px !important;
    font-size: 18px !important;
    text-align: center !important;
    letter-spacing: 0.1em !important;
    font-family: 'Courier New', monospace !important;
    text-transform: uppercase !important;
    margin-bottom: 16px !important;
    background: #ffffff !important;
    color: #333333 !important;
    box-sizing: border-box !important;
}

.qc-modal input:focus {
    outline: none !important;
    border-color: #2563eb !important;
}

.qc-modal-btns {
    display: flex !important;
    gap: 12px !important;
    margin-top: 8px !important;
}

.qc-modal-btns button {
    flex: 1 !important;
    padding: 12px 20px !important;
    border-radius: 8px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.2s !important;
    font-family: 'Poppins', sans-serif !important;
    line-height: 1.4 !important;
    text-align: center !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.qc-modal-btns .qc-btn-cancel,
.qc-btn-cancel {
    background: #f1f5f9 !important;
    border: none !important;
    color: #333333 !important;
}

.qc-modal-btns .qc-btn-cancel:hover,
.qc-btn-cancel:hover {
    background: #e2e8f0 !important;
    color: #1e293b !important;
}

.qc-modal-btns .qc-btn-confirm,
.qc-btn-confirm {
    background: #2563eb !important;
    border: none !important;
    color: #ffffff !important;
}

.qc-modal-btns .qc-btn-confirm:hover,
.qc-btn-confirm:hover {
    background: #1d4ed8 !important;
    color: #ffffff !important;
}

.qc-modal-error {
    color: var(--qc-error);
    font-size: 13px;
    margin-top: -8px;
    margin-bottom: 12px;
    display: none;
}

.qc-modal-error.show {
    display: block;
}

/* Quiz Container */
.qc-quiz {
    max-width: 700px;
    margin: 0 auto;
}

.qc-quiz-head {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.qc-quiz-info h2 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 2px;
}

.qc-quiz-progress {
    font-size: 14px;
    color: var(--qc-text-light);
}

.qc-quiz-ctrl {
    display: flex;
    align-items: center;
    gap: 12px;
}

.qc-timer {
    padding: 8px 16px;
    border: 2px solid var(--qc-border);
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    font-family: 'Courier New', monospace !important;
}

.qc-timer.warning {
    border-color: var(--qc-warning);
    color: var(--qc-warning);
    background: var(--qc-warning-light);
}

.qc-timer.danger {
    border-color: var(--qc-error);
    color: var(--qc-error);
    background: var(--qc-error-light);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.qc-btn-close {
    width: 40px;
    height: 40px;
    border: 1px solid var(--qc-border);
    background: var(--qc-card-bg);
    border-radius: 8px;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s;
}

.qc-btn-close:hover {
    background: var(--qc-error);
    border-color: var(--qc-error);
    color: #fff;
}

/* Progress Bar */
.qc-progress {
    height: 6px;
    background: var(--qc-border);
    border-radius: 3px;
    margin-bottom: 20px;
    overflow: hidden;
}

.qc-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--qc-primary), #60a5fa);
    border-radius: 3px;
    transition: width 0.3s ease;
}

/* Question */
.qc-question {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
}

.qc-q-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--qc-primary);
    color: #fff;
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
}

.qc-q-text {
    font-size: 16px;
    font-weight: 700 !important;
    line-height: 1.7;
    margin-bottom: 24px;
    color: var(--qc-text);
}

/* Options */
.qc-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.qc-option {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 16px;
    background: #fafafa;
    border: 2px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.qc-option:hover {
    background: #f0f0f0;
}

.qc-option.selected {
    border-color: var(--qc-primary);
    background: var(--qc-primary-light);
}

.qc-option.correct {
    border-color: var(--qc-success);
    background: var(--qc-success-light);
}

.qc-option.wrong {
    border-color: var(--qc-error);
    background: var(--qc-error-light);
}

.qc-option.disabled {
    cursor: default;
}

.qc-option-letter {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 2px solid var(--qc-border);
    border-radius: 50%;
    font-weight: 700;
    font-size: 13px;
    color: var(--qc-text-light);
    flex-shrink: 0;
    transition: all 0.2s;
}

.qc-option.selected .qc-option-letter {
    background: var(--qc-primary);
    border-color: var(--qc-primary);
    color: #fff;
}

.qc-option.correct .qc-option-letter {
    background: var(--qc-success);
    border-color: var(--qc-success);
    color: #fff;
}

.qc-option.wrong .qc-option-letter {
    background: var(--qc-error);
    border-color: var(--qc-error);
    color: #fff;
}

.qc-option-text {
    flex: 1;
    font-size: 15px;
    padding-top: 4px;
    line-height: 1.5;
}

/* Feedback */
.qc-feedback {
    margin-top: 20px;
    padding: 16px;
    background: #fafafa;
    border-radius: 10px;
    border-left: 4px solid var(--qc-primary);
}

.qc-feedback-result {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
}

.qc-feedback-result .correct {
    color: var(--qc-success);
}

.qc-feedback-result .wrong {
    color: var(--qc-error);
}

.qc-feedback-text {
    font-size: 14px;
    color: var(--qc-text-light);
    line-height: 1.6;
}

/* Navigation */
.qc-nav {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.qc-btn {
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.qc-btn-primary {
    background: var(--qc-primary);
    color: #fff;
}

.qc-btn-primary:hover {
    background: #1d4ed8;
}

.qc-btn-success {
    background: var(--qc-success);
    color: #fff;
}

.qc-btn-success:hover {
    background: #15803d;
}

.qc-btn-outline {
    background: var(--qc-card-bg);
    border: 2px solid var(--qc-border);
    color: var(--qc-text);
}

.qc-btn-outline:hover {
    border-color: var(--qc-primary);
    color: var(--qc-primary);
}

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

/* ============================================
   RISULTATI - MIGLIORATI
   ============================================ */
.qc-results {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.qc-results-head {
    margin-bottom: 24px;
}

.qc-results-icon {
    font-size: 56px;
    margin-bottom: 12px;
}

.qc-results-head h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.qc-results-sub {
    font-size: 15px;
    color: var(--qc-text-light);
}

.qc-score-card {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 20px;
}

.qc-score-circle {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: conic-gradient(var(--qc-primary) var(--score-deg, 0deg), var(--qc-border) 0deg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    position: relative;
}

.qc-score-circle::before {
    content: '';
    position: absolute;
    width: 112px;
    height: 112px;
    background: var(--qc-card-bg);
    border-radius: 50%;
}

.qc-score-val {
    position: relative;
    z-index: 1;
    font-size: 32px;
    font-weight: 700;
    color: var(--qc-primary);
}

.qc-score-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.qc-score-item {
    text-align: center;
}

.qc-score-num {
    display: block;
    font-size: 32px;
    font-weight: 700;
}

.qc-score-item.correct .qc-score-num { color: var(--qc-success); }
.qc-score-item.wrong .qc-score-num { color: var(--qc-error); }
.qc-score-item.empty .qc-score-num { color: var(--qc-warning); }

.qc-score-item span:last-child {
    font-size: 13px;
    color: var(--qc-text-light);
}

.qc-results-info {
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--qc-text-light);
}

.qc-results-info p {
    margin: 4px 0;
}

/* ============================================
   RIEPILOGO ERRORI - NUOVO
   ============================================ */
.qc-errors-summary {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    text-align: left;
}

.qc-errors-summary h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--qc-error);
    display: flex;
    align-items: center;
    gap: 10px;
}

.qc-errors-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-height: 400px;
    overflow-y: auto;
}

.qc-error-item {
    padding: 16px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 12px;
    border-left: 4px solid var(--qc-error);
}

.qc-error-question {
    font-size: 14px;
    font-weight: 600;
    color: var(--qc-text);
    margin-bottom: 12px;
    line-height: 1.5;
}

.qc-error-answers {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 13px;
}

.qc-error-your-answer {
    color: var(--qc-error);
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.qc-error-correct-answer {
    color: var(--qc-success);
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-weight: 600;
}

.qc-error-explanation {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed #fecaca;
    font-size: 13px;
    color: var(--qc-text-light);
    font-style: italic;
}

.qc-errors-actions {
    margin-top: 20px;
    display: flex;
    gap: 12px;
    justify-content: center;
}

.qc-btn-pdf {
    background: #dc2626;
    color: #fff;
}

.qc-btn-pdf:hover {
    background: #b91c1c;
}

/* Review normale */
.qc-review {
    text-align: left;
    margin-bottom: 24px;
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 16px;
    padding: 24px;
}

.qc-review h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    text-align: center;
}

.qc-review-list {
    max-height: 300px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.qc-review-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    background: #fafafa;
    border-radius: 8px;
}

.qc-review-status {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: #fff;
    flex-shrink: 0;
}

.qc-review-status.correct { background: var(--qc-success); }
.qc-review-status.wrong { background: var(--qc-error); }
.qc-review-status.empty { background: var(--qc-warning); }

.qc-review-content {
    flex: 1;
}

.qc-review-q {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 2px;
}

.qc-review-a {
    font-size: 12px;
    color: var(--qc-text-light);
}

.qc-results-btns {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ============================================
   CRONOLOGIA E STATISTICHE AVANZATE
   ============================================ */
.qc-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 24px;
    background: #f1f5f9;
    border-radius: 12px;
    padding: 4px;
}

.qc-tab {
    flex: 1;
    padding: 12px 20px;
    background: transparent;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--qc-text-light);
    cursor: pointer;
    transition: all 0.2s;
}

.qc-tab.active {
    background: #fff;
    color: var(--qc-primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.qc-tab:hover:not(.active) {
    color: var(--qc-text);
}

.qc-tab-content {
    display: none;
}

.qc-tab-content.active {
    display: block;
}

/* Cronologia */
.qc-history-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.qc-history-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    gap: 16px;
}

.qc-history-info {
    flex: 1;
}

.qc-history-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--qc-text);
    margin-bottom: 4px;
}

.qc-history-meta {
    font-size: 13px;
    color: var(--qc-text-light);
    display: flex;
    gap: 16px;
}

.qc-history-score {
    text-align: right;
}

.qc-history-percentage {
    font-size: 24px;
    font-weight: 700;
}

.qc-history-percentage.passed { color: var(--qc-success); }
.qc-history-percentage.failed { color: var(--qc-error); }

.qc-history-details {
    font-size: 12px;
    color: var(--qc-text-light);
}

/* Grafici statistiche */
.qc-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.qc-stat-card {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}

.qc-stat-card-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--qc-primary);
    margin-bottom: 4px;
}

.qc-stat-card-label {
    font-size: 13px;
    color: var(--qc-text-light);
}

.qc-progress-chart {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    padding: 24px;
}

.qc-progress-chart h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

.qc-chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 150px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--qc-border);
    position: relative;
}

.qc-chart-bar {
    flex: 1;
    background: linear-gradient(180deg, var(--qc-primary) 0%, #60a5fa 100%);
    border-radius: 4px 4px 0 0;
    position: relative;
    min-height: 4px;
    transition: height 0.3s ease;
}

.qc-chart-bar-label {
    position: absolute;
    bottom: -24px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 10px;
    color: var(--qc-text-light);
    white-space: nowrap;
}

/* ============================================
   BANNER SHORTCODE - NUOVO DESIGN WOW
   ============================================ */
.qc-banner {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif !important;
    letter-spacing: normal !important;
    word-spacing: normal !important;
    margin: 32px 0;
}

.qc-banner * {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif !important;
    letter-spacing: normal !important;
    word-spacing: normal !important;
}

.qc-banner-box {
    display: flex;
    gap: 0;
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.04);
    border: 1px solid #e2e8f0;
    position: relative;
}

/* Decorazione laterale */
.qc-banner-box::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 6px;
    background: linear-gradient(180deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
}

.qc-banner-visual {
    position: relative;
    padding: 28px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    min-width: 160px;
}

.qc-banner-cover {
    position: relative;
    z-index: 2;
}

.qc-banner-cover img {
    width: 110px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 12px 32px rgba(0,0,0,0.15), 0 4px 12px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.qc-banner-box:hover .qc-banner-cover img {
    transform: scale(1.03) rotate(-1deg);
}

/* Decorazione cerchi */
.qc-banner-visual::after {
    content: '';
    position: absolute;
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(102,126,234,0.08) 0%, transparent 70%);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.qc-banner-content {
    flex: 1;
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.qc-banner-publisher {
    margin-bottom: 12px;
}

.qc-banner-publisher img {
    height: 26px;
    opacity: 0.85;
}

.qc-banner-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em !important;
    margin-bottom: 14px;
    box-shadow: 0 2px 8px rgba(102,126,234,0.3);
}

.qc-banner-badge::before {
    content: '✨';
    font-size: 12px;
}

.qc-banner-title {
    font-size: 22px;
    font-weight: 700;
    color: #1e293b;
    margin: 0 0 12px 0;
    line-height: 1.3;
    letter-spacing: -0.02em !important;
}

.qc-banner-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 14px;
    color: #64748b;
    margin-bottom: 16px;
}

.qc-banner-stats span {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.qc-banner-features {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 20px;
}

.qc-banner-feature {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #16a34a;
    font-weight: 500;
}

.qc-banner-feature::before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: #dcfce7;
    border-radius: 50%;
    font-size: 10px;
    font-weight: 700;
}

.qc-banner-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff !important;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none !important;
    box-shadow: 0 4px 14px rgba(37,99,235,0.35);
    transition: all 0.3s ease;
    align-self: flex-start;
}

.qc-banner-cta:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37,99,235,0.4);
    color: #fff !important;
    text-decoration: none !important;
}

.qc-banner-cta::after {
    content: '→';
    font-size: 18px;
    transition: transform 0.3s ease;
}

.qc-banner-cta:hover::after {
    transform: translateX(4px);
}

/* Empty State */
.qc-empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--qc-text-light);
}

.qc-empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.qc-empty-state h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--qc-text);
    margin-bottom: 8px;
}

.qc-empty-state p {
    font-size: 14px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (min-width: 600px) {
    .qc-results-btns {
        flex-direction: row;
        justify-content: center;
    }
    
    .qc-errors-actions {
        flex-direction: row;
    }
}

@media (max-width: 768px) {
    .qc-banner-box {
        flex-direction: column;
    }
    
    .qc-banner-visual {
        padding: 24px;
        min-width: auto;
    }
    
    .qc-banner-cover img {
        width: 100px;
    }
    
    .qc-banner-content {
        padding: 24px;
        text-align: center;
    }
    
    .qc-banner-cta {
        align-self: center;
        width: 100%;
        justify-content: center;
    }
    
    .qc-banner-stats,
    .qc-banner-features {
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .qc-header-container {
        flex-direction: column;
        text-align: center;
    }
    
    .qc-book-meta {
        justify-content: center;
    }
    
    .qc-publisher-logo {
        justify-content: center;
    }
    
    .qc-card-sim {
        flex-direction: column;
        text-align: center;
    }
    
    .qc-card-materia {
        flex-direction: column;
        align-items: stretch;
        text-align: left;
    }
    
    .qc-card-materia .qc-card-body {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .qc-card-materia h3 {
        white-space: normal;
    }
    
    .qc-card-materia .qc-card-btn {
        width: 100%;
        text-align: center;
        margin-top: 12px;
    }
    
    .qc-quiz-head {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .qc-nav {
        flex-direction: column;
    }
    
    .qc-btn {
        width: 100%;
    }
    
    .qc-stats-row {
        flex-direction: column;
        gap: 16px;
    }
    
    .qc-score-grid {
        flex-direction: column;
        gap: 20px;
    }
    
    .qc-user-code-display {
        flex-direction: column;
    }
    
    .qc-user-code-value {
        font-size: 24px;
    }
    
    .qc-tabs {
        flex-direction: column;
    }
    
    .qc-history-item {
        flex-direction: column;
        text-align: center;
    }
    
    .qc-history-score {
        text-align: center;
    }
}

/* Print styles per PDF errori */
@media print {
    .qc-errors-summary {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .qc-errors-actions {
        display: none;
    }
    
    .qc-error-item {
        page-break-inside: avoid;
    }
}

/* ============================================
   SFIDA GIORNALIERA
   ============================================ */
.qc-daily-challenge {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 2px solid #f59e0b;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 24px;
}

.qc-daily-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.qc-daily-icon {
    font-size: 40px;
    flex-shrink: 0;
}

.qc-daily-info {
    flex: 1;
}

.qc-daily-info h3 {
    font-size: 18px;
    font-weight: 700;
    color: #92400e;
    margin-bottom: 4px;
}

.qc-daily-info p {
    font-size: 13px;
    color: #a16207;
}

.qc-daily-streak {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #fff;
    padding: 12px 16px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.qc-streak-flame {
    font-size: 24px;
}

.qc-streak-count {
    font-size: 28px;
    font-weight: 700;
    color: #ea580c;
}

.qc-streak-label {
    font-size: 11px;
    color: #78716c;
}

.qc-daily-progress {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.qc-daily-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.qc-daily-badge.pending {
    background: #fff;
    color: #92400e;
}

.qc-daily-badge.completed {
    background: #16a34a;
    color: #fff;
}

.qc-btn-daily {
    padding: 12px 24px;
    background: #f59e0b;
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.qc-btn-daily:hover {
    background: #d97706;
    transform: translateY(-1px);
}

.qc-btn-daily.completed {
    background: #16a34a;
    cursor: default;
}

.qc-btn-daily.completed:hover {
    transform: none;
}

.qc-daily-motivation {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed #f59e0b;
}

.qc-motivation-msg {
    text-align: center;
    font-size: 15px;
    font-weight: 600;
    color: #92400e;
}

/* ============================================
   TAB RIPASSO ERRORI
   ============================================ */
.qc-errors-stats,
.qc-bookmarks-stats {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    margin-bottom: 20px;
}

.qc-errors-count,
.qc-bookmarks-count {
    display: flex;
    align-items: center;
    gap: 12px;
}

.qc-errors-num,
.qc-bookmarks-num {
    font-size: 36px;
    font-weight: 700;
    color: var(--qc-error);
}

.qc-bookmarks-num {
    color: #eab308;
}

.qc-errors-label,
.qc-bookmarks-label {
    font-size: 14px;
    color: var(--qc-text-light);
}

.qc-errors-list-container,
.qc-bookmarks-list-container {
    margin-top: 20px;
}

.qc-errors-actions,
.qc-bookmarks-actions {
    margin-bottom: 16px;
}

.qc-btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.qc-errors-preview {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.qc-error-preview-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--qc-error-light);
    border-radius: 10px;
}

.qc-error-preview-text {
    font-size: 14px;
    color: var(--qc-text);
    flex: 1;
}

.qc-error-remove,
.qc-bookmark-remove {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid var(--qc-border);
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    color: var(--qc-text-light);
    transition: all 0.2s;
}

.qc-error-remove:hover,
.qc-bookmark-remove:hover {
    background: var(--qc-error);
    color: #fff;
    border-color: var(--qc-error);
}

/* ============================================
   TAB SEGNALIBRI
   ============================================ */
.qc-bookmarks-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Filtro per materia delle domande salvate */
.qc-bm-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.qc-bm-filters[hidden] { display: none !important; }
.qc-bm-filter {
    display: inline-flex; align-items: center; gap: 7px;
    border: 1px solid var(--qc-border); background: #fff; border-radius: 999px;
    padding: 7px 13px; font-size: 12.5px; font-weight: 700; color: var(--qc-text-light);
    cursor: pointer; font-family: inherit; transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.qc-bm-filter:hover { border-color: var(--qc-primary); color: var(--qc-primary); }
.qc-bm-filter.is-active { background: var(--qc-primary); border-color: var(--qc-primary); color: #fff; }
.qc-bm-filter-n {
    display: inline-flex; align-items: center; justify-content: center; min-width: 18px; height: 18px;
    padding: 0 5px; border-radius: 999px; background: #eef0f6; color: var(--qc-text-light);
    font-size: 11px; font-weight: 800; font-variant-numeric: tabular-nums;
}
.qc-bm-filter.is-active .qc-bm-filter-n { background: rgba(255,255,255,.25); color: #fff; }
.qc-bm[hidden] { display: none !important; }

/* ===== Domande salvate: lista ad accordion (domanda -> opzioni + corretta + spiegazione) ===== */
.qc-bm {
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    background: #fff;
    overflow: hidden;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.qc-bm:hover { border-color: #c7cbe4; }
.qc-bm.is-open { border-color: var(--qc-primary); }
.qc-bm-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 14px 14px 12px;
    cursor: pointer;
    user-select: none;
}
.qc-bm-chev { display: inline-flex; color: var(--qc-text-light); flex: 0 0 auto; transition: transform .18s ease; }
.qc-bm.is-open .qc-bm-chev { transform: rotate(90deg); color: var(--qc-primary); }
.qc-bm-q { flex: 1 1 auto; min-width: 0; font-size: 14.5px; font-weight: 700; color: var(--qc-text); line-height: 1.45; }
.qc-bm-mat {
    flex: 0 0 auto; font-size: 11px; font-weight: 700; color: var(--qc-primary);
    background: #eef2ff; border-radius: 999px; padding: 3px 9px; white-space: nowrap;
}
.qc-bm-rm {
    flex: 0 0 auto; display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border-radius: 8px; border: 1px solid var(--qc-border);
    background: #fff; color: var(--qc-text-light); cursor: pointer; opacity: .75;
}
.qc-bm-rm:hover { opacity: 1; border-color: var(--qc-error); color: var(--qc-error); }
.qc-bm-body { padding: 0 14px 14px 38px; }
.qc-bm-opts { list-style: none; margin: 0 0 10px; padding: 0; display: flex; flex-direction: column; gap: 7px; }
.qc-bm-opt {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 9px 11px; border: 1px solid var(--qc-border); border-radius: 9px; background: #fbfbfd;
}
.qc-bm-opt-l {
    flex: 0 0 22px; height: 22px; border-radius: 6px; background: #eef0f6; color: var(--qc-text-light);
    font-size: 11.5px; font-weight: 800; display: inline-flex; align-items: center; justify-content: center;
}
.qc-bm-opt-t { flex: 1 1 auto; min-width: 0; font-size: 13.5px; color: var(--qc-text-light); line-height: 1.5; }
.qc-bm-opt.is-correct { background: #ecfdf5; border-color: #a7f3d0; }
.qc-bm-opt.is-correct .qc-bm-opt-l { background: #10b981; color: #fff; }
.qc-bm-opt.is-correct .qc-bm-opt-t { color: #065f46; font-weight: 600; }
.qc-bm-opt-ok {
    flex: 0 0 auto; display: inline-flex; align-items: center; gap: 4px;
    font-size: 11px; font-weight: 800; color: #059669; text-transform: uppercase; letter-spacing: .03em;
}
.qc-bm-noopt { margin: 0 0 10px; font-size: 13px; color: var(--qc-text-light); }
.qc-bm-expl {
    display: flex; align-items: flex-start; gap: 8px;
    background: #fffbeb; border: 1px solid #fde68a; border-radius: 9px;
    padding: 10px 12px; font-size: 13px; color: #92400e; line-height: 1.6;
}
.qc-bm-expl-ic { flex: 0 0 auto; color: #d97706; margin-top: 1px; display: inline-flex; }
@media (max-width: 600px) {
    .qc-bm-mat { display: none; }
    .qc-bm-body { padding-left: 14px; }
}

/* Pulsante segnalibro nel quiz */
.qc-q-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.qc-bookmark-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 2px solid #fde68a;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
}

.qc-bookmark-btn:hover {
    background: #fef3c7;
    border-color: #f59e0b;
}

.qc-bookmark-btn.active {
    background: #fef3c7;
    border-color: #f59e0b;
}

.qc-bookmark-icon {
    font-size: 22px;
    color: #f59e0b;
}

/* ============================================
   MAPPA COMPETENZE
   ============================================ */
.qc-skills-chart-container {
    display: flex;
    justify-content: center;
    padding: 20px;
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    margin-bottom: 20px;
}

#skills-radar-chart {
    max-width: 100%;
}

.qc-skills-legend {
    display: flex;
    justify-content: center;
    gap: 24px;
    padding: 16px;
    background: #f8fafc;
    border-radius: 10px;
    margin-bottom: 20px;
}

.qc-legend-item {
    font-size: 13px;
    font-weight: 500;
    color: var(--qc-text);
}

.qc-skills-ranking {
    background: var(--qc-card-bg);
    border: 1px solid var(--qc-border);
    border-radius: 12px;
    padding: 20px;
}

.qc-skills-ranking h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--qc-text);
}

.qc-skills-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.qc-skill-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 10px;
    transition: all 0.2s;
}

.qc-skill-item.bad {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
}

.qc-skill-item.ok {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
}

.qc-skill-item.good {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
}

.qc-skill-emoji {
    font-size: 20px;
}

.qc-skill-info {
    flex: 1;
}

.qc-skill-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--qc-text);
}

.qc-skill-stats {
    font-size: 12px;
    color: var(--qc-text-light);
}

.qc-skill-percentage {
    font-size: 18px;
    font-weight: 700;
    color: var(--qc-text);
}

.qc-skill-item.bad .qc-skill-percentage {
    color: #dc2626;
}

.qc-skill-item.ok .qc-skill-percentage {
    color: #d97706;
}

.qc-skill-item.good .qc-skill-percentage {
    color: #16a34a;
}

/* ============================================
   RESPONSIVE - NUOVE FUNZIONALITÀ
   ============================================ */
@media (max-width: 600px) {
    .qc-tabs {
        flex-wrap: wrap;
    }
    
    .qc-tab {
        flex: 0 0 calc(33.33% - 4px);
        padding: 10px 8px;
        font-size: 12px;
    }
    
    .qc-daily-header {
        flex-wrap: wrap;
    }
    
    .qc-daily-streak {
        width: 100%;
        flex-direction: row;
        justify-content: center;
        gap: 8px;
    }
    
    .qc-daily-progress {
        flex-direction: column;
    }
    
    .qc-errors-stats,
    .qc-bookmarks-stats {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .qc-skills-legend {
        flex-wrap: wrap;
        gap: 12px;
    }
    
    .qc-q-header {
        flex-wrap: nowrap;
    }
    
    .qc-bookmark-btn {
        width: 38px;
        height: 38px;
    }
    
    .qc-bookmark-icon {
        font-size: 18px;
    }
}

/* ============================================
   SIMULAZIONI RAPIDE E PERSONALIZZATE
   ============================================ */
.qc-sim-subtabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    background: #f1f5f9;
    border-radius: 10px;
    padding: 4px;
}

.qc-sim-subtab {
    flex: 1;
    padding: 12px 16px;
    background: transparent;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--qc-text-light);
    cursor: pointer;
    transition: all 0.2s;
}

.qc-sim-subtab.active {
    background: #fff;
    color: var(--qc-primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.qc-sim-panel {
    display: none;
}

.qc-sim-panel.active {
    display: block;
}

/* Preset Cards */
.qc-preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.qc-preset-card {
    background: var(--qc-card-bg);
    border: 2px solid var(--qc-border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.2s;
    cursor: pointer;
}

.qc-preset-card:hover:not(.disabled) {
    border-color: var(--qc-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.15);
}

.qc-preset-card.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.qc-preset-icon {
    font-size: 36px;
    margin-bottom: 12px;
}

.qc-preset-info h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--qc-text);
    margin-bottom: 4px;
}

.qc-preset-info p {
    font-size: 13px;
    color: var(--qc-text-light);
    margin-bottom: 12px;
}

.qc-preset-stats {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 16px;
}

.qc-preset-stat {
    font-size: 13px;
    font-weight: 600;
    color: var(--qc-primary);
    background: var(--qc-primary-light);
    padding: 4px 10px;
    border-radius: 20px;
}

.qc-btn-preset {
    width: 100%;
    padding: 10px 16px;
    background: var(--qc-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.qc-btn-preset:hover {
    background: #1d4ed8;
}

.qc-preset-unavailable {
    display: block;
    font-size: 12px;
    color: var(--qc-warning);
    font-weight: 500;
}

.qc-preset-info-box {
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    border-radius: 10px;
    padding: 16px;
}

.qc-preset-info-box p {
    font-size: 13px;
    color: #0369a1;
    margin: 0;
}

/* Form Personalizzata */
.qc-custom-form {
    max-width: 600px;
}

.qc-form-group {
    margin-bottom: 24px;
}

.qc-form-label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--qc-text);
    margin-bottom: 12px;
}

.qc-slider-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.qc-range-slider {
    flex: 1;
    height: 8px;
    background: var(--qc-border);
    border-radius: 4px;
    -webkit-appearance: none;
    appearance: none;
}

.qc-range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    background: var(--qc-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
}

.qc-range-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    background: var(--qc-primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.qc-slider-value {
    min-width: 60px;
    padding: 8px 12px;
    background: var(--qc-primary-light);
    color: var(--qc-primary);
    font-weight: 700;
    font-size: 14px;
    text-align: center;
    border-radius: 8px;
}

.qc-form-hint {
    font-size: 12px;
    color: var(--qc-text-light);
    margin-top: 8px;
}

.qc-tempo-options {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.qc-radio-option,
.qc-checkbox-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--qc-card-bg);
    border: 2px solid var(--qc-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.qc-radio-option:has(input:checked),
.qc-checkbox-option:has(input:checked) {
    border-color: var(--qc-primary);
    background: var(--qc-primary-light);
}

.qc-radio-option input,
.qc-checkbox-option input {
    margin: 0;
}

.qc-radio-option span,
.qc-checkbox-option span {
    font-size: 14px;
    font-weight: 500;
}

.qc-materie-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
}

.qc-select-all {
    grid-column: 1 / -1;
    background: #f0fdf4;
    border-color: #86efac;
}

.qc-materia-check {
    font-size: 13px;
}

.qc-form-actions {
    margin-top: 32px;
}

.qc-btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

@media (max-width: 600px) {
    .qc-preset-grid {
        grid-template-columns: 1fr;
    }
    
    .qc-materie-grid {
        grid-template-columns: 1fr;
    }
    
    .qc-tempo-options {
        flex-direction: column;
    }
}

/* ============================================
   SEGNALA UN ERRORE (stile Pagenus, squadrato)
   ============================================ */
.qc-report-row { margin-top: 16px; }
.qc-report-btn {
    display: inline-flex; align-items: center; gap: 7px;
    background: #fff; border: 1px solid var(--qc-border); color: var(--qc-text-light);
    border-radius: 2px; padding: 9px 14px; font-weight: 600; font-size: 13px;
    cursor: pointer; transition: all .15s ease;
}
.qc-report-btn:hover { border-color: var(--qc-error); color: var(--qc-error); }
.qc-report-panel {
    margin-top: 12px; border: 1px solid var(--qc-border); background: #fafbfd;
    border-radius: 2px; padding: 15px;
}
.qc-report-title { font-weight: 700; color: var(--qc-text); font-size: 14px; margin-bottom: 10px; }
.qc-report-select, .qc-report-msg {
    width: 100%; border: 1px solid var(--qc-border); border-radius: 2px;
    padding: 10px 12px; font-size: 14px; font-family: inherit; color: var(--qc-text);
    background: #fff; margin-bottom: 10px;
}
.qc-report-actions { display: flex; gap: 10px; justify-content: flex-end; }
.qc-report-cancel {
    background: #fff; border: 1px solid var(--qc-border); color: var(--qc-text-light);
    border-radius: 2px; padding: 9px 16px; font-weight: 600; font-size: 13px; cursor: pointer;
}
.qc-report-cancel:hover { border-color: var(--qc-text-light); color: var(--qc-text); }
.qc-report-send {
    background: var(--qc-primary); border: none; color: #fff; border-radius: 2px;
    padding: 9px 18px; font-weight: 600; font-size: 13px; cursor: pointer;
}
.qc-report-send:hover { filter: brightness(.95); }
.qc-report-send:disabled { opacity: .6; cursor: default; }
.qc-report-done { margin-top: 10px; color: var(--qc-success); font-weight: 600; font-size: 13.5px; }

/* ============================================
   PAGENUS — rimozioni + stile squadrato
   ============================================ */
/* Via l'header libro in alto e la sfida del giorno (momentaneo) */
.qc-app .qc-book-header { display: none !important; }
.qc-app .qc-daily-challenge { display: none !important; }

/* Tutto squadrato: niente angoli arrotondati */
.qc-app .qc-card,
.qc-app .qc-card-sim,
.qc-app .qc-card-materia,
.qc-app .qc-question,
.qc-app .qc-quiz-head,
.qc-app .qc-option,
.qc-app .qc-feedback,
.qc-app .qc-results,
.qc-app .qc-score-card,
.qc-app .qc-user-code-section,
.qc-app .qc-user-code-value,
.qc-app .qc-tabs,
.qc-app .qc-sim-subtabs,
.qc-app .qc-preset-card,
.qc-app .qc-history-item,
.qc-app .qc-modal,
.qc-app .qc-timer,
.qc-app .qc-btn,
.qc-app .qc-card-btn,
.qc-app .qc-btn-primary,
.qc-app .qc-btn-outline,
.qc-app .qc-btn-secondary,
.qc-app .qc-btn-success,
.qc-app .qc-amazon-btn,
.qc-app .qc-meta-item,
.qc-app .qc-tab,
.qc-app .qc-sim-subtab,
.qc-app .qc-progress,
.qc-app .qc-progress-bar,
.qc-app .qc-stat-box,
.qc-app .qc-section-stats,
.qc-app .qc-skills-chart-container,
.qc-app .qc-skills-ranking { border-radius: 2px !important; }

/* Badge (lettera opzione, numero domanda): da cerchio a quadrato */
.qc-app .qc-option-letter,
.qc-app .qc-q-num { border-radius: 2px !important; }

/* ============================================
   PALETTE PAGENUS (indaco) — allinea al sito
   ============================================ */
.qc-app {
    --qc-bg: #f3f4fb;
    --qc-card-bg: #ffffff;
    --qc-text: #191b28;
    --qc-text-light: #7a8098;
    --qc-primary: #5b57e6;
    --qc-primary-light: #edecfd;
    --qc-success: #1f9d6b;
    --qc-success-light: #e6f6ee;
    --qc-error: #e0483d;
    --qc-error-light: #fdeceb;
    --qc-warning: #d98a1f;
    --qc-warning-light: #fdf3e3;
    --qc-border: #e7e9f4;
    --qc-gradient-1: #5b57e6;
    --qc-gradient-2: #4a45cf;
    --qc-cta-bg: #5b57e6;
    --qc-cta-hover: #4a45cf;
}
/* Icone monocolore: uniforma le SVG inline al colore testo/accento */
.qc-app .qc-tab svg,
.qc-app .qc-section-head svg,
.qc-app .qc-ico { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; vertical-align: -3px; margin-right: 6px; }
.qc-app .qc-tab { display: inline-flex; align-items: center; }

/* Menu in alto (barra sticky) */
.qc-app .qc-topmenu { background: #fff; border-bottom: 1px solid var(--qc-border); box-shadow: 0 1px 2px rgba(16,24,40,.05); position: sticky; top: 0; z-index: 30; margin-bottom: 20px; }
.qc-app .qc-topmenu .qc-tabs { max-width: 1080px; margin: 0 auto; padding: 8px 20px; display: flex; gap: 2px; background: transparent !important; border: none !important; box-shadow: none !important; overflow-x: auto; }
.qc-app .qc-topmenu .qc-tab { border: none !important; background: transparent !important; color: var(--qc-text-light); font-weight: 600; font-size: 14px; padding: 9px 14px; border-radius: 2px; cursor: pointer; white-space: nowrap; box-shadow: none !important; }
.qc-app .qc-topmenu .qc-tab:hover { color: var(--qc-text); background: var(--qc-bg) !important; }
.qc-app .qc-topmenu .qc-tab.active { color: var(--qc-primary); background: var(--qc-primary-light) !important; }

/* Menu a LATO su desktop */
@media (min-width: 901px) {
    .qc-app { padding-left: 232px; }
    .qc-app .qc-topmenu { position: fixed; left: 0; top: 0; bottom: 0; width: 232px; border-bottom: none; border-right: 1px solid var(--qc-border); overflow-y: auto; margin-bottom: 0; }
    .qc-app .qc-topmenu .qc-tabs { flex-direction: column; max-width: none; padding: 16px 12px; gap: 4px; }
    .qc-app .qc-topmenu .qc-tab { justify-content: flex-start; width: 100%; font-size: 14px; padding: 10px 12px; }
    .qc-app .qc-topmenu .qc-tab svg { width: 18px; height: 18px; }
}
/* Menu in BASSO su smartphone */
@media (max-width: 900px) {
    .qc-app { padding-bottom: 70px; }
    .qc-app .qc-topmenu { position: fixed; left: 0; right: 0; bottom: 0; top: auto; width: auto; border-top: 1px solid var(--qc-border); border-bottom: none; border-right: none; box-shadow: 0 -2px 10px rgba(16,24,40,.07); margin-bottom: 0; z-index: 40; }
    .qc-app .qc-topmenu .qc-tabs { flex-direction: row; justify-content: space-between; padding: 6px 2px; gap: 0; }
    .qc-app .qc-topmenu .qc-tab { flex: 1; flex-direction: column; align-items: center; gap: 3px; font-size: 10px; padding: 6px 2px; }
    .qc-app .qc-topmenu .qc-tab svg { margin-right: 0; width: 19px; height: 19px; }
}

/* Pagina più larga su desktop */
.qc-app .qc-main { max-width: none; }
.qc-app .qc-selection,
.qc-app .qc-quiz,
.qc-app .qc-results,
.qc-app .qc-updates-section { max-width: 1240px; margin-left: auto; margin-right: auto; padding: 34px 24px 40px; }

/* Tutto squadrato: qualsiasi box con classe qc- */
.qc-app [class*="qc-"] { border-radius: 2px !important; }

/* Segnala accanto alla stella (icona nell'header domanda) */
.qc-app .qc-q-header { display: flex; align-items: center; justify-content: space-between; }
.qc-app .qc-q-actions { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.qc-app .qc-q-actions .qc-report-btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--qc-border) !important; background: #fff !important; padding: 7px 12px; color: var(--qc-text-light); cursor: pointer; font-weight: 600; font-size: 12.5px; box-shadow: none !important; font-family: inherit; }
.qc-app .qc-q-actions .qc-report-btn:hover { border-color: var(--qc-error) !important; color: var(--qc-error); }
@media (max-width: 600px) { .qc-app .qc-q-actions .qc-report-btn span { display: none; } }
.qc-app .qc-q-actions .qc-bookmark-btn { border: none; background: transparent; padding: 6px; cursor: pointer; color: var(--qc-text-light); font-size: 18px; line-height: 1; }

/* Badge numerico sul tab Aggiornamenti */
.qc-app .qc-tab-badge { display: inline-flex; align-items: center; justify-content: center; min-width: 18px; height: 18px; padding: 0 5px; margin-left: 4px; background: var(--qc-error); color: #fff; font-size: 11px; font-weight: 700; border-radius: 2px; }
.qc-app .qc-updates-list { max-height: none; }

/* Sezione libro + codice in fondo alla sidebar (solo desktop) */
@media (min-width: 901px) {
    .qc-app .qc-topmenu { display: flex; flex-direction: column; }
    .qc-app .qc-topmenu .qc-tabs { flex: 0 0 auto; }
    .qc-app .qc-side-bottom { margin-top: auto; }
}
.qc-app .qc-side-book { display: flex; flex-direction: column; align-items: flex-start; gap: 9px; padding: 14px 14px 12px; border-top: 1px solid var(--qc-border); }
.qc-app .qc-side-book-cover { width: 54px; height: auto; flex: 0 0 auto; border-radius: 2px; box-shadow: 0 3px 9px rgba(16,24,40,.2); }
.qc-app .qc-side-book-txt { min-width: 0; }
.qc-app .qc-side-book-title { font-size: 13px; font-weight: 700; color: var(--qc-text); line-height: 1.25; }
.qc-app .qc-side-book-quiz { font-size: 11.5px; color: var(--qc-text-light); margin-top: 3px; }
.qc-app .qc-side-cover { display: block; width: 82px; height: auto; margin: 16px auto 12px; border-radius: 2px; box-shadow: 0 3px 10px rgba(16,24,40,.2); }
.qc-app .qc-side-code { padding: 16px 14px 76px; border-top: 1px solid var(--qc-border); }
.qc-app .qc-side-code-lbl { font-size: 10.5px; color: var(--qc-text-light); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 4px; }
.qc-app .qc-side-code-val { font-size: 17px; font-weight: 800; color: var(--qc-primary); letter-spacing: .1em; font-variant-numeric: tabular-nums; }
.qc-app .qc-side-code-copy { margin-top: 9px; width: 100%; background: var(--qc-primary-light); color: var(--qc-primary); border: none; padding: 8px; font-weight: 600; font-size: 12.5px; cursor: pointer; }
.qc-app .qc-side-code-copy:hover { filter: brightness(.96); }
@media (max-width: 900px) { .qc-app .qc-side-bottom { display: none; } }

/* Barra titolo libro in alto */
.qc-app .qc-topbar { background: #fff; border-bottom: 1px solid var(--qc-border); padding: 12px 24px; display: flex; align-items: center; gap: 12px; position: sticky; top: 0; z-index: 20; }
.qc-app .qc-topbar-cover { width: 26px; height: auto; border-radius: 2px; flex: 0 0 auto; box-shadow: 0 2px 5px rgba(16,24,40,.16); }
.qc-app .qc-topbar-title { font-size: 16px; font-weight: 800; color: var(--qc-text); letter-spacing: -.01em; }
.qc-app .qc-topbar-sub { font-size: 12.5px; color: var(--qc-text-light); margin-left: auto; white-space: nowrap; }
.qc-app .qc-topbar-logo { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); max-height: 30px; width: auto; opacity: .9; }
@media (max-width: 600px) { .qc-app .qc-topbar-logo { display: none; } }

/* Timer progressivo (Studia la materia) — in alto a destra */
.qc-app .qc-study-timer { align-items: center; gap: 6px; background: var(--qc-primary-light); color: var(--qc-primary); border: 1px solid var(--qc-border); padding: 7px 12px; font-weight: 700; font-variant-numeric: tabular-nums; }
/* Countdown timer: icona staccata dal numero */
.qc-app .qc-timer { display: inline-flex; align-items: center; gap: 6px; }
.qc-app .qc-study-timer svg, .qc-app .qc-timer svg { flex: 0 0 auto; }

/* Box "Il tuo codice personale" — indaco Pagenus, squadrato */
.qc-app .qc-user-code-section { background: var(--qc-primary-light) !important; border: 1px solid var(--qc-border) !important; box-shadow: none !important; }
.qc-app .qc-user-code-header h3 { color: var(--qc-text) !important; }
.qc-app .qc-user-code-header p { color: var(--qc-text-light) !important; }
.qc-app .qc-user-code-warning { background: #fff !important; color: var(--qc-text-light) !important; border: 1px solid var(--qc-border) !important; }
.qc-app .qc-user-code-warning strong { color: var(--qc-text) !important; }

/* Icone sezioni (salvate/mappa/cronologia/statistiche) */
.qc-app .qc-legend-dot { display: inline-block; width: 10px; height: 10px; margin-right: 5px; vertical-align: -1px; }
.qc-app .qc-empty-state-icon { color: var(--qc-text-light); }
.qc-app .qc-empty-state-icon svg { display: inline-block; }
.qc-app .qc-skill-dot { width: 12px; height: 12px; flex: 0 0 auto; background: var(--qc-text-light); }
.qc-app .qc-skill-item.good .qc-skill-dot { background: var(--qc-success); }
.qc-app .qc-skill-item.ok .qc-skill-dot { background: var(--qc-warning); }
.qc-app .qc-skill-item.bad .qc-skill-dot { background: var(--qc-error); }

/* Barra domande in basso (solo desktop) */
.qc-app .qc-navbar { position: fixed; left: 232px; right: 0; bottom: 0; background: #fff; border-top: 1px solid var(--qc-border); padding: 8px 12px; z-index: 25; box-shadow: 0 -2px 10px rgba(16,24,40,.06); display: flex; align-items: center; gap: 8px; }
.qc-app .qc-navbar-track { flex: 1; display: flex; gap: 6px; overflow-x: auto; scroll-behavior: smooth; scrollbar-width: none; -ms-overflow-style: none; }
.qc-app .qc-navbar-track::-webkit-scrollbar { display: none; width: 0; height: 0; }
.qc-app .qc-navbar-arrow { flex: 0 0 auto; width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--qc-border); background: #fff; color: var(--qc-text-light); cursor: pointer; padding: 0; }
.qc-app .qc-navbar-arrow:hover { border-color: var(--qc-primary); color: var(--qc-primary); }
.qc-app .qc-navbar .qc-nc { flex: 0 0 auto; width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--qc-border); background: #f1f5f9; color: var(--qc-text-light); font-weight: 600; font-size: 12.5px; cursor: pointer; font-variant-numeric: tabular-nums; font-family: inherit; padding: 0; }
.qc-app .qc-navbar .qc-nc:hover { border-color: var(--qc-primary); }
.qc-app .qc-navbar .qc-nc.ok { background: var(--qc-success-light); color: var(--qc-success); }
.qc-app .qc-navbar .qc-nc.no { background: var(--qc-error-light); color: var(--qc-error); }
.qc-app .qc-navbar .qc-nc.cur { background: var(--qc-primary); color: #fff; border-color: var(--qc-primary); }
@media (min-width: 901px) { .qc-app .qc-quiz { padding-bottom: 82px; } }
@media (max-width: 900px) { .qc-app .qc-navbar { display: none; } }

/* Studio per Materia — griglia, card compatta, poco colore */
.qc-app .qc-cards-materie { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.qc-app .qc-cards-materie .qc-card-materia { display: flex; flex-direction: column; align-items: flex-start; text-align: left; gap: 0; padding: 18px 20px 16px; background: #fff; border: 1px solid #ecedf5 !important; border-radius: 16px !important; cursor: pointer; position: relative; overflow: hidden; box-shadow: 0 1px 2px rgba(20,22,45,.05); transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease, background .16s ease; }
.qc-app .qc-cards-materie .qc-card-materia:hover { transform: translateY(-4px); border-color: var(--qc-primary) !important; background: linear-gradient(180deg, var(--qc-primary-light), #fff); box-shadow: 0 22px 42px -24px rgba(91,87,230,.6), 0 0 0 1px var(--qc-primary); }
.qc-app .qc-card-materia h3 { font-size: 15.5px; font-weight: 800; color: var(--qc-text); margin: 0 0 11px; line-height: 1.3; }
.qc-app .qc-card-materia .qc-card-count { display: inline-flex; align-items: center; gap: 5px; background: var(--qc-primary-light); color: var(--qc-primary); padding: 3px 10px; font-size: 11.5px; font-weight: 700; border-radius: 999px !important; margin-bottom: 18px; }
.qc-app .qc-card-materia .qc-card-count strong { font-weight: 800; }
.qc-app .qc-card-materia .qc-materia-bar { margin-top: auto; width: 100%; }
.qc-app .qc-card-materia::after { content: 'Studia \2192'; margin-top: 12px; font-size: 12px; font-weight: 800; color: var(--qc-primary); opacity: 0; transform: translateX(-4px); transition: opacity .16s ease, transform .16s ease; }
.qc-app .qc-card-materia:hover::after { opacity: 1; transform: translateX(0); }
@media (max-width: 600px) { .qc-app .qc-cards-materie { grid-template-columns: 1fr; } }

/* Crea simulazione personalizzata — pulita e professionale, su 2 colonne */
.qc-app .qc-custom-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; max-width: none; }
.qc-app .qc-custom-form .qc-form-group { background: #fff; border: 1px solid var(--qc-border); padding: 18px; margin: 0; }
.qc-app .qc-custom-form .qc-form-group:has(.qc-materie-grid) { grid-column: 1 / -1; }
.qc-app .qc-custom-form .qc-form-actions { grid-column: 1 / -1; }
@media (max-width: 720px) { .qc-app .qc-custom-form { grid-template-columns: 1fr; } }
.qc-app .qc-custom-form .qc-form-label { display: flex; align-items: center; font-size: 14px; font-weight: 700; color: var(--qc-text); margin-bottom: 14px; }
.qc-app .qc-custom-form .qc-form-hint { font-size: 12.5px; color: var(--qc-text-light); margin: 10px 0 0; }
.qc-app .qc-custom-form .qc-slider-row { display: flex; align-items: center; gap: 14px; }
.qc-app .qc-custom-form .qc-range-slider { flex: 1; accent-color: var(--qc-primary); }
.qc-app .qc-custom-form .qc-slider-value { min-width: 64px; text-align: center; background: var(--qc-primary-light); color: var(--qc-primary); font-weight: 800; padding: 6px 10px; font-variant-numeric: tabular-nums; }
.qc-app .qc-custom-form .qc-tempo-options,
.qc-app .qc-custom-form .qc-scoring-presets,
.qc-app .qc-custom-form .qc-soglia-options { display: flex; gap: 8px; flex-wrap: wrap; }
.qc-app .qc-custom-form .qc-tempo-options { margin-bottom: 14px; }
.qc-app .qc-custom-form .qc-radio-option { flex: 1; min-width: 110px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--qc-border); background: #fff; padding: 10px 12px; cursor: pointer; font-size: 13.5px; font-weight: 600; color: var(--qc-text-light); margin: 0; }
.qc-app .qc-custom-form .qc-radio-option:hover { border-color: var(--qc-primary); }
.qc-app .qc-custom-form .qc-radio-option input { accent-color: var(--qc-primary); margin: 0; }
.qc-app .qc-custom-form .qc-radio-option:has(input:checked) { border-color: var(--qc-primary); background: var(--qc-primary-light); color: var(--qc-primary); }
.qc-app .qc-custom-form .qc-materie-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 8px; }
.qc-app .qc-custom-form .qc-checkbox-option { display: flex; align-items: center; gap: 9px; border: 1px solid var(--qc-border); background: #fff; padding: 9px 12px; cursor: pointer; font-size: 13px; color: var(--qc-text); margin: 0; }
.qc-app .qc-custom-form .qc-checkbox-option input { accent-color: var(--qc-primary); margin: 0; flex: 0 0 auto; }
.qc-app .qc-custom-form .qc-checkbox-option:has(input:checked) { border-color: var(--qc-primary); background: var(--qc-primary-light); }
.qc-app .qc-custom-form .qc-select-all { grid-column: 1 / -1; font-weight: 700; }
.qc-app .qc-custom-form .qc-scoring-inputs { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 14px; }
.qc-app .qc-custom-form .qc-scoring-in { flex: 1; min-width: 90px; }
.qc-app .qc-custom-form .qc-scoring-in > label { display: flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; color: var(--qc-text-light); margin-bottom: 6px; }
.qc-app .qc-custom-form .qc-scoring-in input { width: 100%; border: 1px solid var(--qc-border); padding: 9px; text-align: center; font-weight: 700; font-family: inherit; color: var(--qc-text); }
.qc-app .qc-custom-form .qc-scoring-in input:focus { outline: none; border-color: var(--qc-primary); }
.qc-app .qc-dot { width: 9px; height: 9px; display: inline-block; flex: 0 0 auto; }
.qc-app .qc-dot.ok { background: var(--qc-success); }
.qc-app .qc-dot.no { background: var(--qc-error); }
.qc-app .qc-dot.em { background: #cbd5e1; }
.qc-app .qc-custom-form .qc-form-actions { margin-top: 4px; }
.qc-app .qc-custom-form .qc-btn-lg { width: 100%; background: var(--qc-primary); color: #fff; border: none; padding: 14px; font-weight: 700; font-size: 15px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; }
.qc-app .qc-custom-form .qc-btn-lg:hover { filter: brightness(.95); }
.qc-app .qc-user-code-value { color: var(--qc-primary) !important; border-color: var(--qc-primary) !important; background: #fff !important; }

/* Schermata quiz compatta — guadagna spazio verticale */
.qc-app .qc-quiz { padding-top: 14px; }
.qc-app .qc-quiz-head { background: transparent !important; border: none !important; box-shadow: none !important; padding: 0 !important; margin-bottom: 10px; }
.qc-app .qc-quiz-info h2 { font-size: 15px; }
.qc-app .qc-progress { margin-bottom: 12px; }
.qc-app .qc-question { padding: 20px 22px; }
/* Via la barra di avanzamento nella schermata quiz (l'info resta in testata) */
.qc-app .qc-quiz .qc-progress { display: none; }
/* Barra domande in simulazione: "domanda fatta" senza anticipare il risultato */
.qc-app .qc-navbar .qc-nc.done { background: var(--qc-primary-light); color: var(--qc-primary); border-color: color-mix(in srgb, var(--qc-primary) 25%, var(--qc-border)); font-weight: 700; }

/* Andamento per materia (Statistiche) */
.qc-app .qc-matstat-block { margin-top: 24px; }
.qc-app .qc-matstat-block h4 { font-size: 15px; font-weight: 700; color: var(--qc-text); margin: 0 0 14px; display: flex; align-items: center; }
.qc-app .qc-matstat { background: #fff; border: 1px solid var(--qc-border); padding: 14px 16px; margin-bottom: 10px; }
.qc-app .qc-matstat-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.qc-app .qc-matstat-name { font-weight: 700; color: var(--qc-text); font-size: 14px; }
.qc-app .qc-matstat-acc { font-weight: 800; font-size: 14px; }
.qc-app .qc-matstat-acc.good { color: var(--qc-success); }
.qc-app .qc-matstat-acc.ok { color: var(--qc-warning); }
.qc-app .qc-matstat-acc.bad { color: var(--qc-error); }
.qc-app .qc-matstat-bar { height: 7px; background: #eef2f7; margin: 10px 0 8px; overflow: hidden; }
.qc-app .qc-matstat-bar > i { display: block; height: 100%; }
.qc-app .qc-matstat-bar > i.good { background: var(--qc-success); }
.qc-app .qc-matstat-bar > i.ok { background: var(--qc-warning); }
.qc-app .qc-matstat-bar > i.bad { background: var(--qc-error); }
.qc-app .qc-matstat-meta { display: flex; gap: 14px; font-size: 12px; color: var(--qc-text-light); }
.qc-app .qc-matstat-meta .ok { color: var(--qc-success); }
.qc-app .qc-matstat-meta .no { color: var(--qc-error); }
.qc-app .qc-matstat-empty { color: var(--qc-text-light); font-size: 13.5px; }

/* Paginazione lista errori (Ripassa) */
.qc-app .qc-error-pager { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--qc-border); }
.qc-app .qc-error-page-btn { background: #fff; border: 1px solid var(--qc-border); color: var(--qc-text); padding: 8px 14px; font-weight: 600; font-size: 13px; cursor: pointer; }
.qc-app .qc-error-page-btn:hover:not([disabled]) { border-color: var(--qc-primary); color: var(--qc-primary); }
.qc-app .qc-error-page-btn[disabled] { opacity: .5; cursor: not-allowed; }
.qc-app .qc-error-page-info { font-size: 12.5px; color: var(--qc-text-light); }

/* Tag materia nella lista errori */
.qc-app .qc-error-preview-item { display: flex; align-items: center; gap: 10px; }
.qc-app .qc-error-preview-text { flex: 1; min-width: 0; }
.qc-app .qc-error-materia { flex: 0 0 auto; background: var(--qc-primary-light); color: var(--qc-primary); font-size: 11px; font-weight: 600; padding: 3px 9px; white-space: nowrap; }

/* ============ Schermata risultati — anello SVG + icone monocolore ============ */

/* Anello punteggio (sostituisce il vecchio conic-gradient) */
.qc-app .qc-score-ring { position: relative; width: 148px; height: 148px; margin: 0 auto 26px; }
.qc-app .qc-score-ring svg { width: 148px; height: 148px; transform: rotate(-90deg); display: block; }
.qc-app .qc-ring-track { fill: none; stroke: var(--qc-border); stroke-width: 11; }
.qc-app .qc-ring-fill { fill: none; stroke: var(--qc-primary); stroke-width: 11; stroke-linecap: round; stroke-dasharray: 327; stroke-dashoffset: 327; transition: stroke-dashoffset .9s cubic-bezier(.22,1,.36,1); }
.qc-app .qc-score-ring .qc-score-val { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-size: 32px; font-weight: 800; color: var(--qc-primary); letter-spacing: -.01em; }

/* Icona esito in cima (badge tondo indaco) */
.qc-app .qc-results-icon { display: inline-flex; align-items: center; justify-content: center; width: 72px; height: 72px; margin: 0 auto 14px; background: var(--qc-primary-light); border-radius: 50% !important; font-size: 0; }
.qc-app .qc-results-icon svg { width: 34px; height: 34px; stroke: var(--qc-primary); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* Heading sezioni risultati con icona allineata */
.qc-app .qc-errors-summary h3 { display: flex; align-items: center; gap: 8px; justify-content: flex-start; }
.qc-app .qc-review h3 { display: flex; align-items: center; gap: 8px; justify-content: center; }
.qc-app .qc-errors-summary h3 .qc-ico, .qc-app .qc-review h3 .qc-ico { width: 19px; height: 19px; margin-right: 0; flex: 0 0 auto; }

/* Pulsanti risultati: icona + testo */
.qc-app .qc-results-btns .qc-btn, .qc-app .qc-errors-actions .qc-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.qc-app .qc-results-btns .qc-ico, .qc-app .qc-errors-actions .qc-ico { width: 17px; height: 17px; margin-right: 0; flex: 0 0 auto; }

/* Icone dentro la lista errori */
.qc-app .qc-error-your-answer .qc-ico, .qc-app .qc-error-correct-answer .qc-ico { width: 16px; height: 16px; margin-right: 0; margin-top: 1px; flex: 0 0 auto; }
.qc-app .qc-error-explanation { display: flex; align-items: flex-start; gap: 8px; font-style: normal; }
.qc-app .qc-error-explanation .qc-ico { width: 16px; height: 16px; margin-right: 0; margin-top: 1px; flex: 0 0 auto; color: var(--qc-warning); }

/* Icone nel riepilogo (badge tondo colorato, glifo bianco) */
.qc-app .qc-review-status svg { width: 14px; height: 14px; stroke: #fff; fill: none; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }

/* Sezione "Il tuo libro" nella sidebar (riga sopra + copertina incorniciata) */
.qc-app .qc-side-book-sec { padding: 14px 14px 22px; border-top: 1px solid var(--qc-border); }
.qc-app .qc-side-book-sec .qc-side-code-lbl { margin-bottom: 10px; }
.qc-app .qc-side-book-sec .qc-side-cover { margin: 0 auto; width: 96px; }

/* Icona "copia" nei pulsanti codice */
.qc-app .qc-side-code-copy, .qc-app .qc-user-code-copy { display: inline-flex; align-items: center; justify-content: center; gap: 7px; }
.qc-app .qc-side-code-copy .qc-ico, .qc-app .qc-user-code-copy .qc-ico { width: 15px; height: 15px; margin-right: 0; flex: 0 0 auto; }

/* Domande sbagliate più spesso (Statistiche) */
.qc-app .qc-topwrong { display: flex; align-items: flex-start; gap: 12px; background: #fff; border: 1px solid var(--qc-border); border-left: 3px solid var(--qc-error); padding: 12px 14px; margin-bottom: 10px; }
.qc-app .qc-topwrong-rank { flex: 0 0 auto; width: 26px; height: 26px; display: inline-flex; align-items: center; justify-content: center; background: var(--qc-error-light); color: var(--qc-error); font-weight: 800; font-size: 13px; font-variant-numeric: tabular-nums; }
.qc-app .qc-topwrong-body { min-width: 0; flex: 1; }
.qc-app .qc-topwrong-q { font-size: 13.5px; font-weight: 600; color: var(--qc-text); line-height: 1.4; }
.qc-app .qc-topwrong-meta { display: flex; align-items: center; gap: 8px; margin-top: 6px; flex-wrap: wrap; }
.qc-app .qc-topwrong-mat { background: var(--qc-primary-light); color: var(--qc-primary); font-size: 11px; font-weight: 600; padding: 2px 8px; }
.qc-app .qc-topwrong-count { font-size: 12px; color: var(--qc-error); font-weight: 700; }

/* Statistiche: liste su più colonne per non sprecare larghezza */
@media (min-width: 720px) {
    .qc-app #stats-by-materia,
    .qc-app #stats-top-wrong { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 10px; align-items: start; }
    .qc-app #stats-by-materia .qc-matstat,
    .qc-app #stats-top-wrong .qc-topwrong { margin-bottom: 0; }
    .qc-app #stats-by-materia .qc-matstat-empty,
    .qc-app #stats-top-wrong .qc-matstat-empty { grid-column: 1 / -1; }
}

/* ============================================================
 * BARRA UTENTE fissa in alto (pagina quiz pubblica) — sopra tutto
 * ============================================================ */
.qc-userbar {
    position: fixed; top: 0; left: 0; right: 0; height: 64px; z-index: 1000;
    display: flex; align-items: center; gap: 16px;
    background: #fff; border-bottom: 1px solid var(--qc-border, #e5e7eb);
    box-shadow: 0 1px 3px rgba(16,24,40,.06);
    padding: 0 18px; box-sizing: border-box;
    font-family: inherit;
}
.qc-userbar__left, .qc-userbar__right { display: flex; align-items: center; gap: 12px; flex: 1 1 0; min-width: 0; }
.qc-userbar__right { justify-content: flex-end; }
.qc-userbar__center { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; min-width: 0; flex: 0 1 auto; }
.qc-userbar__brand { display: inline-flex; align-items: center; text-decoration: none; }
.qc-userbar__logo { height: 30px; width: auto; display: block; }
.qc-userbar__sep { width: 1px; height: 26px; background: #dcdfea; font-size: 0; color: transparent; flex: 0 0 auto; }
.qc-userbar__ed { height: 40px; width: auto; max-width: 150px; object-fit: contain; display: block; }
.qc-userbar__aula { font-weight: 700; font-size: 13px; color: var(--qc-primary, #6d5efc); background: color-mix(in srgb, var(--qc-primary, #6d5efc) 12%, #fff); padding: 5px 11px; border-radius: 999px; white-space: nowrap; }
.qc-userbar__title { font-weight: 800; font-size: 15px; color: var(--qc-text, #111827); line-height: 1.15; max-width: 52vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.qc-userbar__asin { font-size: 11px; color: var(--qc-text-light, #6b7280); letter-spacing: .02em; }
.qc-userbar__code { display: inline-flex; align-items: center; gap: 7px; background: #f6f5ff; border: 1px solid #e6e3fb; border-radius: 10px; padding: 5px 8px 5px 12px; }
.qc-userbar__code-lbl { font-size: 10px; text-transform: uppercase; letter-spacing: .05em; color: var(--qc-text-light, #6b7280); font-weight: 700; }
.qc-userbar__code-val { font-weight: 800; font-size: 14px; color: var(--qc-primary, #6d5efc); letter-spacing: .06em; font-variant-numeric: tabular-nums; }
.qc-userbar__copy { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border: none; background: #fff; color: var(--qc-primary, #6d5efc); border-radius: 7px; cursor: pointer; }
.qc-userbar__copy svg { width: 15px; height: 15px; }
.qc-userbar__copy:hover { background: color-mix(in srgb, var(--qc-primary, #6d5efc) 14%, #fff); }
.qc-userbar__copy.copied { color: #16a34a; }
.qc-userbar__exit { display: inline-flex; align-items: center; gap: 7px; text-decoration: none; font-weight: 700; font-size: 13px; color: #b91c1c; border: 1px solid #f1c9c9; border-radius: 10px; padding: 7px 13px; white-space: nowrap; transition: border-color .15s, box-shadow .15s; }
.qc-userbar__exit svg { width: 16px; height: 16px; }
.qc-userbar__exit:hover { border-color: #dc2626; box-shadow: 0 8px 16px -10px rgba(220,38,38,.6); }

/* Spazio per la barra: il contenuto e la sidebar iniziano SOTTO i 64px */
.qc-app { padding-top: 64px; }
@media (min-width: 901px) {
    .qc-app .qc-topmenu { top: 64px; } /* la sidebar sinistra parte sotto la barra, non nascosta */
}
@media (max-width: 900px) {
    .qc-userbar { gap: 10px; padding: 0 12px; }
    .qc-userbar__aula, .qc-userbar__code-lbl, .qc-userbar__asin { display: none; }
    .qc-userbar__ed { max-width: 84px; }
    .qc-userbar__title { max-width: 40vw; font-size: 13.5px; }
    .qc-userbar__exit span { display: none; }
}

/* ============================================================
 * HERO Simulazione d'Esame (versione chiara, on-brand)
 * ============================================================ */
.qc-app .qc-simhero-list { display: flex; flex-direction: column; gap: 16px; }
.qc-app .qc-simhero {
    display: flex; align-items: center; justify-content: space-between; gap: 24px;
    background: linear-gradient(115deg, #201d3d 0%, #322a5c 52%, #453a80 100%);
    border: none; border-radius: 18px; padding: 24px 28px;
    box-shadow: none; cursor: pointer;
    transition: transform .18s ease;
}
.qc-app .qc-simhero:hover { transform: translateY(-2px); }
.qc-app .qc-simhero__body { min-width: 0; }
.qc-app .qc-simhero__chip { display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.22); font-weight: 800; font-size: 11px; letter-spacing: .05em; text-transform: uppercase; padding: 5px 11px; border-radius: 999px; }
.qc-app .qc-simhero__title { margin: 13px 0 5px; font-size: 26px; font-weight: 800; color: #ffffff; line-height: 1.12; }
.qc-app .qc-simhero__sub { margin: 0; color: rgba(255,255,255,.72); font-size: 14px; line-height: 1.5; max-width: 580px; }
.qc-app .qc-simhero__stats { display: flex; gap: 28px; margin-top: 18px; }
.qc-app .qc-simhero__stat b { display: block; font-size: 22px; font-weight: 800; color: #ffffff; line-height: 1; }
.qc-app .qc-simhero__stat span { font-size: 11px; color: rgba(255,255,255,.6); text-transform: uppercase; letter-spacing: .04em; }
.qc-app .qc-simhero__cta { flex: 0 0 auto; background: #ffffff; color: #241f45; border: none; border-radius: 999px; padding: 14px 28px; font-weight: 800; font-size: 15px; cursor: pointer; box-shadow: none; transition: transform .15s ease, background .15s ease; }
.qc-app .qc-simhero__cta:hover { background: #f0eeff; transform: translateY(-1px); }
@media (max-width: 700px) {
    .qc-app .qc-simhero { flex-direction: column; align-items: stretch; padding: 20px; }
    .qc-app .qc-simhero__title { font-size: 22px; }
    .qc-app .qc-simhero__cta { width: 100%; }
}

/* ============================================================
 * MAPPA COMPETENZE — mind-map radiale (SVG)
 * ============================================================ */
.qc-app .qc-mindmap { width: 100%; max-width: 640px; margin: 4px auto 0; }
.qc-app .qc-mm-svg { width: 100%; height: auto; display: block; overflow: visible; }
.qc-app .qc-mm-node { cursor: pointer; }
.qc-app .qc-mm-node circle { transition: filter .15s ease; }
.qc-app .qc-mm-node:hover circle { filter: brightness(1.04) saturate(1.1); }
.qc-app .qc-mm-node:hover .qc-mm-lbl { fill: #1e1b3a; font-weight: 800; }

/* ============================================================
 * MODALE domanda (Ripassa errori + Salvate) — dati dal DB
 * ============================================================ */
.qc-qview-overlay { position: fixed; inset: 0; z-index: 100000; display: none; align-items: center; justify-content: center; background: rgba(20,18,45,.55); padding: 20px; }
.qc-qview-overlay.is-open { display: flex; }
.qc-qview { background: #fff; border-radius: 16px; max-width: 640px; width: 100%; max-height: 88vh; overflow-y: auto; padding: 26px 28px; position: relative; box-shadow: 0 40px 90px -40px rgba(20,18,45,.6); }
.qc-qview__close { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border: none; background: #f1f2f7; color: #475569; border-radius: 9px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; }
.qc-qview__close:hover { background: #e6e7ef; }
.qc-qview__mat { display: inline-block; background: var(--qc-primary-light,#eef2ff); color: var(--qc-primary,#5b57e6); font-weight: 700; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; padding: 4px 10px; border-radius: 999px; margin-bottom: 12px; }
.qc-qview__q { font-size: 17px; font-weight: 800; color: var(--qc-text,#1e1b3a); line-height: 1.45; margin-bottom: 16px; padding-right: 30px; }
.qc-qview__opt { display: flex; align-items: flex-start; gap: 10px; padding: 11px 13px; border: 1px solid var(--qc-border,#e5e7eb); border-radius: 10px; margin-bottom: 8px; font-size: 14px; color: var(--qc-text,#1e1b3a); }
.qc-qview__opt.is-correct { border-color: #16a34a; background: #e9f8ef; }
.qc-qview__lett { flex: 0 0 auto; width: 24px; height: 24px; border-radius: 6px; background: var(--qc-primary-light,#eef2ff); color: var(--qc-primary,#5b57e6); font-weight: 800; font-size: 13px; display: inline-flex; align-items: center; justify-content: center; }
.qc-qview__opt.is-correct .qc-qview__lett { background: #16a34a; color: #fff; }
.qc-qview__opttxt { flex: 1 1 auto; line-height: 1.4; }
.qc-qview__ok { flex: 0 0 auto; color: #16a34a; font-weight: 800; font-size: 12px; white-space: nowrap; }
.qc-qview__spieg { margin-top: 14px; padding: 12px 14px; background: #f8fafc; border-left: 3px solid var(--qc-primary,#5b57e6); border-radius: 0 8px 8px 0; font-size: 13.5px; color: #475569; line-height: 1.55; }
.qc-qview__loading, .qc-qview__err, .qc-qview__noopt { padding: 18px 4px; text-align: center; color: #6b7280; }
.qc-qview__err { color: #dc2626; }

/* ============================================================
 * Statistiche rapide (tab Quiz) — card con icone + barra precisione
 * ============================================================ */
.qc-app .qc-quickstats .qc-qstats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.qc-app .qc-qstat { position: relative; display: flex; flex-direction: column; align-items: flex-start; gap: 3px; background: #fff; border: 1px solid var(--qc-border,#e5e7eb); border-radius: 14px; padding: 16px 18px; text-decoration: none; }
.qc-app .qc-qstat__ic { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 9px; background: var(--qc-primary-light,#eef2ff); color: var(--qc-primary,#5b57e6); margin-bottom: 8px; }
.qc-app .qc-qstat__ic svg { width: 19px; height: 19px; }
.qc-app .qc-qstat__num { font-size: 26px; font-weight: 800; color: var(--qc-text,#1e1b3a); line-height: 1; }
.qc-app .qc-qstat__lbl { font-size: 12.5px; color: var(--qc-text-light,#6b7280); font-weight: 600; }
.qc-app .qc-qstat__bar { display: block; width: 100%; height: 6px; border-radius: 999px; background: #eef1f8; margin-top: 9px; overflow: hidden; }
.qc-app .qc-qstat__bar i { display: block; height: 100%; width: 0; border-radius: 999px; background: var(--qc-primary,#5b57e6); transition: width .5s ease; }
.qc-app .qc-qstat--link { cursor: pointer; transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease; }
.qc-app .qc-qstat--link:hover { border-color: var(--qc-primary,#5b57e6); box-shadow: 0 12px 24px -16px rgba(91,87,230,.65); transform: translateY(-2px); }
.qc-app .qc-qstat--link::after { content: '→'; position: absolute; top: 14px; right: 16px; color: var(--qc-primary,#5b57e6); font-weight: 800; opacity: .55; }
@media (max-width: 720px) { .qc-app .qc-quickstats .qc-qstats { grid-template-columns: repeat(2, 1fr); } }