/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Open+Sans:wght@300;400;600;700&display=swap');

/* ========================================
   CSS Custom Properties (Design System)
   ======================================== */
:root {
    /* Primary Colors - Gold/Bronze Theme */
    --color-primary-gold: #C9A961;
    --color-rich-gold: #B8944D;
    --color-light-gold: #F4EAD5;
    --color-dark-gold: #9A7B3C;

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-off-white: #FAFAFA;
    --color-light-gray: #E8E8E8;
    --color-medium-gray: #CCCCCC;
    --color-text-gray: #666666;
    --color-dark-gray: #333333;
    --color-black: #1A1A1A;

    /* Accent Colors */
    --color-success: #4CAF50;
    --color-error: #E53935;
    --color-info: #2196F3;

    /* Typography */
    --font-primary: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-headings: 'Playfair Display', Georgia, serif;

    /* Font Sizes */
    --font-size-xs: 0.75rem;     /* 12px */
    --font-size-sm: 0.875rem;    /* 14px */
    --font-size-base: 1rem;      /* 16px */
    --font-size-lg: 1.125rem;    /* 18px */
    --font-size-xl: 1.25rem;     /* 20px */
    --font-size-2xl: 1.5rem;     /* 24px */
    --font-size-3xl: 2rem;       /* 32px */
    --font-size-4xl: 2.5rem;     /* 40px */

    /* Spacing */
    --spacing-xs: 0.5rem;   /* 8px */
    --spacing-sm: 0.75rem;  /* 12px */
    --spacing-md: 1rem;     /* 16px */
    --spacing-lg: 2rem;     /* 32px */
    --spacing-xl: 3rem;     /* 48px */
    --spacing-2xl: 4rem;    /* 64px */

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.10);
    --shadow-xl: 0 8px 24px rgba(201, 169, 97, 0.15);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   Global Styles
   ======================================== */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-dark-gray);
    background-color: var(--color-off-white);
    margin: 0;
    padding: 0;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-headings);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-black);
    margin-top: 0;
}

h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
}

h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

p {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

/* ========================================
   Container and Layout
   ======================================== */
.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-lg) 0;
}

/* ========================================
   Header Styling
   ======================================== */
.page-header {
    text-align: center;
    padding: var(--spacing-lg) 0 var(--spacing-md);
    background: linear-gradient(135deg, var(--color-light-gold) 0%, var(--color-white) 100%);
    border-bottom: 2px solid var(--color-primary-gold);
    margin-bottom: var(--spacing-lg);
}

.page-header h1 {
    color: var(--color-dark-gold);
    margin-bottom: var(--spacing-sm);
}

.page-header .subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-gray);
    font-weight: 300;
}

/* ========================================
   Questionnaire Styling
   ======================================== */
#questionnaire-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-lg);
}

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

.question-label {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-headings);
}

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

.answer-option {
    position: relative;
    margin-bottom: 0;
}

/* Radio and Checkbox Styling */
.answer-option input[type="radio"],
.answer-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.answer-option label {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-white);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: var(--font-size-base);
    color: var(--color-dark-gray);
    font-weight: 400;
}

.answer-option label:hover {
    border-color: var(--color-primary-gold);
    background-color: var(--color-light-gold);
    transform: translateX(4px);
}

.answer-option input[type="radio"]:checked + label,
.answer-option input[type="checkbox"]:checked + label {
    border-color: var(--color-primary-gold);
    background: linear-gradient(135deg, var(--color-light-gold) 0%, var(--color-white) 100%);
    color: var(--color-dark-gold);
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.answer-option input[type="radio"]:focus + label,
.answer-option input[type="checkbox"]:focus + label {
    outline: 2px solid var(--color-primary-gold);
    outline-offset: 2px;
}

/* ========================================
   Button Styling
   ======================================== */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-primary);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-gold) 0%, var(--color-rich-gold) 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-rich-gold) 0%, var(--color-dark-gold) 100%);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-primary-gold);
    border: 2px solid var(--color-primary-gold);
}

.btn-secondary:hover {
    background: var(--color-light-gold);
    border-color: var(--color-rich-gold);
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

/* Navigation Buttons */
.navigation-buttons {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-xl);
    gap: var(--spacing-md);
}

#prev-btn,
#next-btn,
#submit-btn {
    flex: 1;
    max-width: 200px;
}

#prev-btn {
    order: 1;
}

#next-btn,
#submit-btn {
    order: 2;
}

/* ========================================
   Progress Indicator
   ======================================== */
.progress-indicator {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-gray);
    font-size: var(--font-size-sm);
}

.progress-bar {
    height: 8px;
    background: var(--color-light-gray);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary-gold) 0%, var(--color-rich-gold) 100%);
    transition: width var(--transition-slow);
}

/* ========================================
   Results Section
   ======================================== */
#results-section {
    margin-top: var(--spacing-xl);
}

#results-section h2 {
    text-align: center;
    color: var(--color-dark-gold);
    margin-bottom: var(--spacing-lg);
}

.results-count {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-xl);
}

/* Product Grid */
#product-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* Product Cards */
#product-list .card {
    background-color: var(--color-white);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    min-height: 480px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#product-list .card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-gold);
}

/* Product Image Container */
#product-list .card-img-top {
    width: 100%;
    height: 280px;
    object-fit: cover;
    background: var(--color-off-white);
    transition: transform var(--transition-slow);
}

#product-list .card:hover .card-img-top {
    transform: scale(1.05);
}

/* Product Card Body */
#product-list .card-body {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

/* Product Title */
#product-list .card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-headings);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Product SKU */
#product-list .product-sku {
    font-size: var(--font-size-sm);
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-md);
}

/* Product Description */
#product-list .card-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-gray);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Product Price */
#product-list .product-price {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary-gold);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-headings);
}

#product-list .product-price .currency {
    font-size: var(--font-size-lg);
    font-weight: 400;
    color: var(--color-text-gray);
}

/* Stock Status */
#product-list .stock-status {
    font-size: var(--font-size-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

#product-list .stock-status.in-stock {
    background-color: rgba(76, 175, 80, 0.1);
    color: var(--color-success);
}

#product-list .stock-status.out-of-stock {
    background-color: rgba(229, 57, 53, 0.1);
    color: var(--color-error);
}

/* Buy Button */
#product-list .btn-buy {
    margin-top: auto;
}

/* ========================================
   Error Message
   ======================================== */
.error-message {
    background-color: rgba(229, 57, 53, 0.1);
    border-left: 4px solid var(--color-error);
    color: var(--color-error);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.error-message strong {
    display: block;
    margin-bottom: var(--spacing-sm);
}

/* ========================================
   Loading State
   ======================================== */
.loading {
    text-align: center;
    padding: var(--spacing-2xl);
}

.loading-spinner {
    display: inline-block;
    width: 50px;
    height: 50px;
    border: 4px solid var(--color-light-gray);
    border-top-color: var(--color-primary-gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.loading-text {
    margin-top: var(--spacing-md);
    color: var(--color-text-gray);
}

/* ========================================
   Pagination
   ======================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.pagination button {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-light-gray);
    background: var(--color-white);
    color: var(--color-dark-gray);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination button:hover {
    border-color: var(--color-primary-gold);
    background: var(--color-light-gold);
}

.pagination button.active {
    background: var(--color-primary-gold);
    color: var(--color-white);
    border-color: var(--color-primary-gold);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========================================
   Utility Classes
   ======================================== */
.text-center {
    text-align: center;
}

.text-muted {
    color: var(--color-text-gray);
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.hidden {
    display: none;
}

.visible {
    display: block;
}

/* ========================================
   Criteria Summary (Results Page)
   ======================================== */
.criteria-summary {
    background: var(--color-white);
    border: 2px solid var(--color-primary-gold);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.criteria-heading {
    font-family: var(--font-headings);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-dark-gold);
    margin-bottom: var(--spacing-md);
    margin-top: 0;
}

.criteria-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.criteria-tag {
    display: inline-flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-light-gold) 0%, var(--color-white) 100%);
    border: 1px solid var(--color-primary-gold);
    border-radius: 20px;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-dark-gold);
    transition: all var(--transition-base);
}

.criteria-tag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.criteria-icon {
    color: var(--color-primary-gold);
    font-weight: 700;
    margin-right: 4px;
}

.criteria-tag strong {
    margin-right: 4px;
}

@media (max-width: 768px) {
    .criteria-summary {
        padding: var(--spacing-md);
    }
    .criteria-heading {
        font-size: var(--font-size-lg);
    }
    .criteria-tag {
        font-size: var(--font-size-xs);
        padding: 6px 12px;
    }
}

/* ========================================
   Quiz Selector Styles
   ======================================== */
.quiz-selector-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.quiz-selector-title {
    font-family: var(--font-headings);
    font-size: var(--font-size-3xl);
    color: var(--color-dark-gold);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.quiz-selector-subtitle {
    text-align: center;
    color: #666;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
}

.quiz-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.quiz-card {
    background: var(--color-white);
    border: 3px solid var(--color-light-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    cursor: pointer;
}

.quiz-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.quiz-card-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    line-height: 1;
}

.quiz-card-title {
    font-family: var(--font-headings);
    font-size: var(--font-size-2xl);
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
}

.quiz-card-description {
    color: #666;
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-lg);
    min-height: 60px;
    line-height: 1.5;
}

.quiz-card-meta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: #666;
    flex-wrap: wrap;
}

.quiz-time,
.quiz-questions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.quiz-difficulty {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-beginner {
    background: rgba(76, 175, 80, 0.1);
    color: #4CAF50;
    border: 1px solid rgba(76, 175, 80, 0.3);
}

.badge-intermediate {
    background: rgba(201, 169, 97, 0.1);
    color: var(--color-primary-gold);
    border: 1px solid var(--color-primary-gold);
}

.badge-advanced {
    background: rgba(184, 148, 77, 0.2);
    color: var(--color-rich-gold);
    border: 1px solid var(--color-rich-gold);
}

.quiz-select-btn {
    width: 100%;
    font-weight: 600;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    color: var(--color-white);
    text-decoration: none;
    display: inline-block;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.quiz-select-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
    text-decoration: none;
    color: var(--color-white);
}

.quiz-recommendation {
    background: var(--color-light-gold);
    border-left: 4px solid var(--color-primary-gold);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    line-height: 1.8;
}

.quiz-recommendation p {
    margin-bottom: var(--spacing-sm);
}

.quiz-recommendation p:last-child {
    margin-bottom: 0;
}

.quiz-recommendation strong {
    color: var(--color-dark-gold);
    font-weight: 600;
}

.page-footer {
    background: var(--color-light-gray);
    padding: var(--spacing-lg) 0;
    text-align: center;
    color: #666;
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xl);
}

/* ================================================
   MOBILE OPTIMIZATIONS: ULTRA-COMPACT LAYOUT
   Target: Quiz Selector - 54px header, all 3 cards visible
   Target: Results Page - Show 2+ products above fold
   ================================================ */
@media (max-width: 767px) {
    /* === PAGE HEADER: ULTRA-MINIMAL === */
    .page-header,
    .page-header--minimal {
        padding: 16px 0 12px;
        margin-bottom: 12px;
        background: linear-gradient(135deg, var(--color-light-gold) 0%, var(--color-white) 100%);
        border-bottom: 2px solid var(--color-primary-gold);
    }

    .page-header h1,
    .page-header--minimal h1 {
        font-size: 1.25rem; /* 20px - compact yet readable */
        font-weight: 600;
        margin: 0;
        line-height: 1.3;
        color: var(--color-dark-gold);
    }

    /* Remove ALL subtitles on mobile */
    .page-header .subtitle {
        display: none !important;
    }

    /* === QUIZ SELECTOR === */
    .quiz-selector-container {
        padding: 0;
    }

    /* Hide redundant titles */
    .quiz-selector-title {
        display: none !important;
    }

    .quiz-selector-subtitle {
        display: none !important;
    }

    /* === QUIZ CARDS GRID === */
    .quiz-cards-grid {
        grid-template-columns: 1fr;
        gap: 20px; /* Increased for better visual separation */
        margin-bottom: 20px;
    }

    /* === INDIVIDUAL CARDS: TALLER & MORE READABLE === */
    .quiz-card {
        padding: 20px 16px; /* More vertical breathing room */
        border-width: 2px;
        min-height: 140px; /* Taller cards for better proportions */
    }

    .quiz-card:hover {
        transform: translateY(-4px);
    }

    .quiz-card-icon {
        font-size: 2.25rem; /* 36px - slightly larger, more prominent */
        margin-bottom: 8px;
        line-height: 1;
    }

    .quiz-card-title {
        font-size: 1.125rem; /* 18px */
        margin-bottom: 6px;
        line-height: 1.25;
    }

    .quiz-card-description {
        font-size: 0.8125rem; /* 13px - improved readability */
        margin-bottom: 12px;
        min-height: auto;
        line-height: 1.4;
        max-height: 2.8em; /* 2 lines - show more context */
        overflow: hidden;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

    .quiz-card-meta {
        display: none; /* Hidden to save vertical space */
    }

    .quiz-difficulty {
        font-size: 0.625rem; /* 10px */
        padding: 3px 8px;
        margin-bottom: 10px;
        letter-spacing: 0.3px;
    }

    .quiz-select-btn {
        padding: 14px 16px; /* Slightly taller for better touch */
        font-size: 0.9375rem; /* 15px */
        min-height: 46px; /* Comfortable touch target */
        font-weight: 700;
    }

    /* === RECOMMENDATION === */
    .quiz-recommendation {
        display: none; /* Save vertical space */
    }

    /* === FOOTER === */
    .page-footer {
        padding: 16px 0;
        font-size: 0.6875rem; /* 11px */
        margin-top: 20px;
    }

    /* ================================================
       RESULTS PAGE MOBILE OPTIMIZATIONS
       Target: Show 2.2 products above fold (83% improvement)
       ================================================ */

    /* === RESULTS HEADING: COMPACT === */
    .results-heading,
    #results-container h2 {
        font-size: 1.25rem !important; /* 20px - down from 24px */
        margin-bottom: 16px !important; /* Down from 80px */
        margin-top: 0 !important;
    }

    /* === CRITERIA SECTION: COMPACT === */
    .criteria-summary {
        padding: 12px; /* Down from 32px */
        margin-bottom: 16px; /* Down from 48px */
        border-width: 1px; /* Down from 2px */
    }

    .criteria-heading {
        font-size: 1rem; /* 16px - down from 18px */
        margin-bottom: 8px; /* Down from 16px */
    }

    .criteria-tags {
        gap: 8px; /* Down from 12px */
    }

    .criteria-tag {
        font-size: 0.75rem; /* 12px - down from 14px */
        padding: 6px 10px; /* Down from 6px 16px */
        border-radius: 16px; /* Smaller pill shape */
    }

    /* Remove checkmark icon on mobile - visual clutter */
    .criteria-icon {
        display: none;
    }

    /* Simplify criteria tag labels */
    .criteria-tag strong {
        margin-right: 3px; /* Reduced spacing */
    }

    /* === PRODUCT CARDS: OPTIMIZED === */
    #product-list {
        gap: 20px; /* Down from 32px */
        margin-bottom: 20px;
    }

    #product-list .card {
        min-height: auto; /* Let content dictate height */
    }

    #product-list .card-img-top {
        height: 200px; /* Down from 240px - saves 40px per card */
    }

    #product-list .card-body {
        padding: 20px; /* Down from 32px - saves 24px per card */
    }

    #product-list .card-title {
        font-size: 1.125rem; /* 18px - slightly larger for readability */
        margin-bottom: 8px;
        line-height: 1.3;
    }

    /* Hide SKU on mobile - not relevant for end users */
    #product-list .product-sku {
        display: none;
    }

    #product-list .card-text {
        font-size: 0.8125rem; /* 13px */
        margin-bottom: 12px;
        -webkit-line-clamp: 2; /* Down from 3 lines - saves ~20px */
    }

    #product-list .product-price {
        font-size: 1.375rem; /* 22px - down from 24px */
        margin-bottom: 12px;
    }

    #product-list .btn-buy {
        min-height: 44px; /* Comfortable touch target */
        padding: 12px 20px;
        font-size: 0.9375rem; /* 15px */
    }

    /* === RESULTS CONTAINER === */
    #results-container {
        margin-top: 0;
    }

    .results-count {
        font-size: 0.9375rem; /* 15px */
        margin-bottom: 16px;
    }

    /* ================================================
       QUESTIONNAIRE: STEPPER PATTERN (MOBILE)
       One question per screen, progress indicator, navigation
       ================================================ */

    /* Hide all questions by default, show only active */
    #questionnaire-container .question {
        display: none;
        padding: 24px 16px 100px 16px; /* Bottom padding for fixed nav */
        animation: fadeInSlide 0.3s ease-out;
    }

    #questionnaire-container .question.active {
        display: block;
    }

    /* Minimal header for questionnaire pages */
    .page-header.page-header--questionnaire {
        padding: 14px 0;
        margin-bottom: 0;
        min-height: 50px;
    }

    .page-header.page-header--questionnaire h1 {
        font-size: 1.125rem; /* 18px */
        margin: 0;
    }

    .page-header.page-header--questionnaire .subtitle,
    .page-header.page-header--questionnaire .quiz-version-badge {
        display: none;
    }

    /* Progress Indicator */
    .quiz-progress {
        padding: 10px 16px;
        background: var(--color-off-white);
        border-bottom: 1px solid var(--color-light-gray);
        text-align: center;
    }

    .progress-dots {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 8px;
        margin-bottom: 6px;
    }

    .progress-dot {
        width: 12px;
        height: 12px;
        border-radius: 50%;
        background: var(--color-medium-gray);
        transition: all 0.3s ease;
    }

    .progress-dot.active {
        background: var(--color-primary-gold);
        transform: scale(1.3);
        box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.2);
    }

    .progress-dot.completed {
        background: var(--color-dark-gold);
    }

    .progress-text {
        font-size: 0.8125rem; /* 13px */
        color: var(--color-text-gray);
        font-weight: 500;
    }

    /* Question styling - centered, prominent */
    #questionnaire-container .question-label {
        font-size: 1.375rem; /* 22px */
        font-weight: 600;
        margin-bottom: 24px;
        text-align: center;
        line-height: 1.3;
        color: var(--color-black);
    }

    /* Answer options - larger touch targets */
    #questionnaire-container .answer-options {
        gap: 16px;
        max-width: 400px;
        margin: 0 auto;
    }

    #questionnaire-container .answer-option label {
        min-height: 52px; /* WCAG compliant touch target */
        padding: 16px 20px;
        font-size: 1rem; /* 16px */
        border-width: 2px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
    }

    /* Navigation bar - fixed at bottom */
    .quiz-navigation {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: var(--color-white);
        padding: 16px;
        border-top: 2px solid var(--color-light-gold);
        display: flex;
        gap: 12px;
        box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.08);
        z-index: 1000;
    }

    .btn-nav {
        flex: 1;
        min-height: 48px;
        font-size: 1rem;
        font-weight: 600;
        border-radius: 8px;
        transition: all 0.2s;
    }

    .btn-nav.btn-prev {
        background: var(--color-white);
        border: 2px solid var(--color-primary-gold);
        color: var(--color-primary-gold);
    }

    .btn-nav.btn-prev:disabled {
        opacity: 0.4;
        cursor: not-allowed;
    }

    .btn-nav.btn-next {
        background: linear-gradient(135deg, var(--color-primary-gold) 0%, var(--color-rich-gold) 100%);
        color: var(--color-white);
        border: none;
    }

    /* Hide original show-results button, show in navigation */
    #questionnaire-container #show-results {
        display: none !important;
    }

    .quiz-navigation #show-results-mobile {
        flex: 1;
        min-height: 48px;
        font-size: 1rem;
        font-weight: 700;
        display: none;
    }

    .quiz-navigation #show-results-mobile.active {
        display: block;
    }

    /* Fade-in slide animation */
    @keyframes fadeInSlide {
        from {
            opacity: 0;
            transform: translateX(30px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }
}

/* Extra small mobile (iPhone SE) */
@media (max-width: 374px) {
    .page-header h1 {
        font-size: 1.25rem; /* 20px */
    }

    .quiz-card {
        padding: 12px;
    }

    .quiz-card-icon {
        font-size: 1.75rem; /* 28px */
    }
}

/* ========================================
   Desktop Optimization
   ======================================== */
@media (min-width: 1024px) {
    .page-header {
        padding: var(--spacing-sm) 0 var(--spacing-xs);
    }

    .page-header h1 {
        font-size: 1.75rem;
        margin-bottom: 0.25rem;
    }

    .page-header .subtitle {
        font-size: var(--font-size-sm);
    }

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

    #questionnaire-container {
        padding: var(--spacing-md);
    }

    .question {
        margin-bottom: var(--spacing-sm);
    }

    .question-label {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-sm);
    }

    .answer-option label {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    .answer-options {
        gap: var(--spacing-xs);
    }

    #show-results {
        width: 100%;
        max-width: 400px;
        margin: var(--spacing-md) auto 0;
        display: block;
    }
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1200px) {
    #product-list {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 992px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
        --font-size-2xl: 1.5rem;
    }

    #product-list {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    #questionnaire-container {
        padding: var(--spacing-lg);
    }

    .page-header {
        padding: var(--spacing-xl) 0 var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
    }

    #product-list {
        grid-template-columns: 1fr;
    }

    #product-list .card {
        min-height: auto;
    }

    #product-list .card-img-top {
        height: 240px;
    }

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

    #prev-btn,
    #next-btn,
    #submit-btn {
        max-width: 100%;
        width: 100%;
    }

    #prev-btn {
        order: 2;
    }

    #next-btn,
    #submit-btn {
        order: 1;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    #questionnaire-container {
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
    }

    .page-header {
        padding: var(--spacing-lg) 0 var(--spacing-md);
    }

    .section {
        padding: var(--spacing-lg) 0;
    }
}

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

/* Focus visible for keyboard navigation */
*:focus-visible {
    outline: 2px solid var(--color-primary-gold);
    outline-offset: 2px;
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}