/**
 * Questionario Gentilezza - Premium Frontend Styles
 * Elegant, sophisticated, professional design
 */

/* ============================================
   TYPOGRAPHY & BASE
   ============================================ */

/* Avenir font - using system fonts as fallback since Avenir is a commercial font */
/* For best results, install Avenir font via theme or custom CSS */

:root {
    --qg-primary: #818352;
    --qg-primary-dark: #6a6d45;
    --qg-primary-light: #9fa66a;
    --qg-primary-lighter: #b8be8a;
    --qg-text-dark: #1a1a1a;
    --qg-text-medium: #4a4a4a;
    --qg-text-light: #6b6b6b;
    --qg-bg-light: #fafafa;
    --qg-bg-white: #ffffff;
    --qg-border-light: #e8e8e8;
    --qg-border-medium: #d0d0d0;
    --qg-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --qg-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --qg-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --qg-shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
    --qg-shadow-primary: 0 8px 24px rgba(129, 131, 82, 0.25);
    --qg-gradient-primary: linear-gradient(135deg, #818352 0%, #9fa66a 100%);
    --qg-gradient-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 100%);
    --qg-transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --qg-transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
}

.qg-questionnaire-container {
    font-family: 'Avenir', 'Avenir Next', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, 'Helvetica Neue', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--qg-text-dark);
    line-height: 1.7;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   INTRO SECTION
   ============================================ */

.qg-intro-section {
    text-align: center;
    padding: 80px 0 60px;
    position: relative;
    overflow: hidden;
    display: block;
    min-height: 400px;
}

.qg-intro-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(129, 131, 82, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.qg-intro-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.qg-intro-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 300;
    letter-spacing: -0.5px;
    line-height: 1.4;
    margin: 0 0 24px;
    color: var(--qg-text-dark);
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.2s forwards;
}

.qg-intro-text {
    font-size: clamp(16px, 2vw, 20px);
    font-weight: 400;
    color: var(--qg-text-medium);
    margin: 0 0 40px;
    line-height: 1.8;
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.4s forwards;
}

.qg-intro-text {
    text-align: left;
    max-width: 800px;
    margin: 0 auto 40px;
}

.qg-intro-text p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.qg-intro-text p:last-child {
    margin-bottom: 0;
}

.qg-intro-text strong {
    font-weight: 600;
    color: var(--qg-text-dark);
}

.qg-intro-button {
    margin-top: 30px;
    min-width: 180px;
}

/* ============================================
   QUESTIONS CONTAINER
   ============================================ */

.qg-questions-container {
    padding-bottom: 60px;
    min-height: 500px;
    display: none; /* Hidden until user clicks "Continua" */
}

.qg-questions-container:not([style*="display: none"]) {
    display: block;
}

.qg-question-block {
    margin-bottom: 80px;
    display: none !important; /* Hidden by default, shown one at a time */
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.qg-question-block[style*="display: block"],
.qg-question-block:not([style*="display: none"]):not([style=""]) {
    display: block !important;
    opacity: 1;
    transform: translateY(0);
}

.qg-question-title {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 400;
    letter-spacing: -0.3px;
    text-align: center;
    margin: 0 0 20px;
    color: var(--qg-text-dark);
    position: relative;
}

.qg-question-description {
    font-size: clamp(16px, 2vw, 18px);
    font-weight: 400;
    color: var(--qg-text-medium);
    text-align: center;
    margin: 0 auto 50px;
    max-width: 700px;
    line-height: 1.7;
    padding-bottom: 20px;
    position: relative;
}

.qg-question-description::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: var(--qg-gradient-primary);
    border-radius: 2px;
}

.qg-options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

@media (min-width: 768px) {
    .qg-options-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
}

/* ============================================
   OPTION CARDS - PREMIUM DESIGN
   ============================================ */

.qg-option-card {
    position: relative;
    background: var(--qg-bg-white);
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--qg-transition);
    border: 2px solid var(--qg-border-light);
    box-shadow: var(--qg-shadow-sm);
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 420px;
}

.qg-option-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--qg-gradient-primary);
    opacity: 0;
    transition: var(--qg-transition);
    z-index: 1;
    pointer-events: none;
}

.qg-option-card:hover {
    transform: translateY(-8px);
    border-color: var(--qg-primary);
    box-shadow: var(--qg-shadow-lg);
}

.qg-option-card:hover::before {
    opacity: 0.03;
}

.qg-option-card.selected {
    border-color: var(--qg-primary);
    box-shadow: var(--qg-shadow-primary);
    transform: translateY(-4px);
}

.qg-option-card.selected::before {
    opacity: 0.05;
}

.qg-option-card.selected::after {
    content: '';
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    background: var(--qg-gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
    box-shadow: var(--qg-shadow-md);
    animation: scaleIn 0.3s ease-out;
}

.qg-option-card.selected::after {
    content: '✓';
    color: white;
    font-size: 18px;
    font-weight: 600;
    line-height: 32px;
    text-align: center;
}

.qg-option-image-wrapper {
    position: relative;
    width: 100%;
    padding-top: 100%; /* 1:1 Aspect Ratio */
    overflow: hidden;
    background: var(--qg-bg-light);
}

.qg-option-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--qg-transition);
    transform: scale(1);
}

.qg-option-card:hover .qg-option-image {
    transform: scale(1.08);
}

.qg-option-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: var(--qg-gradient-overlay);
    opacity: 0;
    transition: var(--qg-transition);
}

.qg-option-card:hover .qg-option-image-overlay {
    opacity: 1;
}

.qg-option-content {
    padding: 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 2;
}

.qg-option-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--qg-text-dark);
    margin: 0 0 12px;
    line-height: 1.4;
    letter-spacing: -0.2px;
    transition: var(--qg-transition-fast);
}

.qg-option-card.selected .qg-option-label {
    color: var(--qg-primary);
}

.qg-option-description {
    font-size: 15px;
    font-weight: 400;
    color: var(--qg-text-medium);
    margin: 0;
    line-height: 1.7;
    flex: 1;
    transition: var(--qg-transition-fast);
}

.qg-option-card.selected .qg-option-description {
    color: var(--qg-text-dark);
}

/* ============================================
   NAVIGATION & PROGRESS
   ============================================ */

.qg-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--qg-border-light);
}

.qg-progress-bar {
    flex: 1;
    height: 4px;
    background: var(--qg-bg-light);
    border-radius: 4px;
    overflow: hidden;
    margin: 0 30px;
    position: relative;
}

.qg-progress-fill {
    height: 100%;
    background: var(--qg-gradient-primary);
    border-radius: 4px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.qg-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

.qg-progress-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--qg-text-medium);
    white-space: nowrap;
    min-width: 120px;
    text-align: center;
}

.qg-button {
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 500;
    font-family: inherit;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--qg-transition);
    position: relative;
    overflow: hidden;
    text-transform: none;
    letter-spacing: 0.3px;
    min-width: 140px;
}

.qg-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.qg-button:hover::before {
    width: 300px;
    height: 300px;
}

.qg-button-primary {
    background: var(--qg-gradient-primary);
    color: white;
    box-shadow: var(--qg-shadow-md);
}

.qg-button-primary:hover {
    box-shadow: var(--qg-shadow-lg);
    transform: translateY(-2px);
}

.qg-button-primary:active {
    transform: translateY(0);
}

.qg-button-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.qg-button-secondary {
    background: transparent;
    color: var(--qg-text-medium);
    border: 2px solid var(--qg-border-medium);
}

.qg-button-secondary:hover {
    border-color: var(--qg-primary);
    color: var(--qg-primary);
    background: rgba(129, 131, 82, 0.05);
}

/* ============================================
   RESULTS SECTION - ELEGANT DESIGN
   ============================================ */

.qg-results-container {
    padding: 80px 0;
    min-height: 600px;
}

.qg-result-card {
    max-width: 900px;
    margin: 0 auto;
    background: var(--qg-bg-white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--qg-shadow-xl);
    opacity: 0;
    transform: scale(0.95);
    animation: resultFadeIn 0.8s ease-out forwards;
}

.qg-result-header {
    background: var(--qg-gradient-primary);
    padding: 60px 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.qg-result-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.qg-result-header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -30%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.qg-result-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 300;
    color: white;
    margin: 0 0 16px;
    letter-spacing: -1px;
    position: relative;
    z-index: 1;
}

.qg-result-subtitle {
    font-size: clamp(18px, 2.5vw, 24px);
    font-weight: 400;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
    letter-spacing: 0.2px;
    position: relative;
    z-index: 1;
}

.qg-result-body {
    padding: 60px 50px;
}

.qg-result-description {
    font-size: clamp(17px, 2vw, 20px);
    line-height: 1.9;
    color: var(--qg-text-dark);
    margin: 0;
}

.qg-result-description p {
    margin: 0 0 24px;
}

.qg-result-description p:last-child {
    margin-bottom: 0;
}

.qg-result-actions {
    margin-top: 50px;
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--qg-border-light);
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

.qg-button-product {
    display: inline-block;
    padding: 16px 40px;
    background: var(--qg-gradient-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--qg-transition);
    cursor: pointer;
    box-shadow: var(--qg-shadow-primary);
    font-family: inherit;
    letter-spacing: 0.3px;
}

.qg-button-product:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(129, 131, 82, 0.35);
    color: white;
}

.qg-button-product:active {
    transform: translateY(-1px);
}

.qg-button-reset {
    display: inline-block;
    padding: 14px 32px;
    background: transparent;
    color: var(--qg-primary);
    border: 2px solid var(--qg-primary);
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--qg-transition);
    cursor: pointer;
    font-family: inherit;
}

.qg-button-reset:hover {
    background: var(--qg-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--qg-shadow-md);
}

/* ============================================
   LOADING STATES
   ============================================ */

.qg-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 10px;
    vertical-align: middle;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

@keyframes resultFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

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

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

@media (max-width: 768px) {
    .qg-questionnaire-container {
        padding: 0 16px;
    }
    
    .qg-intro-section {
        padding: 50px 0 40px;
    }
    
    .qg-options-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .qg-option-card {
        min-height: 380px;
    }
    
    .qg-option-content {
        padding: 24px;
    }
    
    .qg-navigation {
        flex-direction: column;
        gap: 20px;
    }
    
    .qg-progress-bar {
        width: 100%;
        margin: 0;
        order: -1;
    }
    
    .qg-result-header {
        padding: 40px 30px;
    }
    
    .qg-result-body {
        padding: 40px 30px;
    }
}

@media (max-width: 480px) {
    .qg-option-card {
        min-height: 360px;
    }
    
    .qg-button {
        width: 100%;
        min-width: auto;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

.qg-option-card:focus {
    outline: 3px solid var(--qg-primary);
    outline-offset: 2px;
}

.qg-button:focus {
    outline: 3px solid var(--qg-primary);
    outline-offset: 2px;
}

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