/* ============================================================
   RollerGrillSigns Product Finder Quiz
   ============================================================ */

:root {
    --rgq-orange:     #E85A1B;
    --rgq-orange-lt:  #FDF0EA;
    --rgq-dark:       #1A1A1A;
    --rgq-mid:        #4A4A4A;
    --rgq-muted:      #888;
    --rgq-border:     #E0DDD8;
    --rgq-bg:         #F7F5F2;
    --rgq-white:      #FFFFFF;
    --rgq-green:      #1D7A3E;
    --rgq-radius:     10px;
    --rgq-shadow:     0 2px 12px rgba(0,0,0,0.07);
    --rgq-font:       'Inter', system-ui, -apple-system, sans-serif;
}

/* Wrapper */
.rgq-app {
    font-family: var(--rgq-font);
    color: var(--rgq-dark);
    max-width: 900px;
    margin: 0 auto;
    padding: 0;
}

/* ── Loading ── */
.rgq-screen { display: none; }
.rgq-screen.rgq-active { display: block; }

.rgq-loading {
    text-align: center;
    padding: 60px 20px;
    color: var(--rgq-muted);
}

.rgq-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--rgq-border);
    border-top-color: var(--rgq-orange);
    border-radius: 50%;
    animation: rgq-spin 0.7s linear infinite;
    margin: 0 auto 16px;
}

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

/* ── Quiz card ── */
.rgq-card {
    background: var(--rgq-white);
    border: 1px solid var(--rgq-border);
    border-radius: var(--rgq-radius);
    box-shadow: var(--rgq-shadow);
    overflow: hidden;
}

.rgq-card-header {
    background: var(--rgq-dark);
    padding: 20px 28px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.rgq-card-header h2 {
    color: var(--rgq-white);
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    letter-spacing: -0.01em;
}

.rgq-card-header .rgq-step-label {
    font-size: 12px;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0;
    white-space: nowrap;
}

.rgq-progress-track {
    flex: 1;
    height: 3px;
    background: rgba(255,255,255,0.15);
    border-radius: 2px;
    overflow: hidden;
}

.rgq-progress-fill {
    height: 100%;
    background: var(--rgq-orange);
    border-radius: 2px;
    transition: width 0.4s ease;
}

.rgq-card-body {
    padding: 28px;
}

/* ── Step question ── */
.rgq-question {
    font-size: 20px;
    font-weight: 700;
    color: var(--rgq-dark);
    margin: 0 0 6px;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

.rgq-question-sub {
    font-size: 14px;
    color: var(--rgq-muted);
    margin: 0 0 24px;
    line-height: 1.6;
}

/* ── Option grid ── */
.rgq-options {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
    margin-bottom: 28px;
}

.rgq-option {
    border: 1.5px solid var(--rgq-border);
    border-radius: var(--rgq-radius);
    padding: 14px 16px;
    cursor: pointer;
    background: var(--rgq-white);
    text-align: left;
    transition: border-color 0.15s, background 0.15s, transform 0.1s;
    position: relative;
}

.rgq-option:hover {
    border-color: var(--rgq-orange);
    background: var(--rgq-orange-lt);
    transform: translateY(-1px);
}

.rgq-option.rgq-selected {
    border-color: var(--rgq-orange);
    background: var(--rgq-orange-lt);
    box-shadow: 0 0 0 1px var(--rgq-orange);
}

.rgq-option.rgq-selected::after {
    content: '✓';
    position: absolute;
    top: 8px;
    right: 10px;
    font-size: 12px;
    color: var(--rgq-orange);
    font-weight: 700;
}

/* Multi-select options */
.rgq-option.rgq-multi.rgq-selected {
    border-color: var(--rgq-orange);
    background: var(--rgq-orange-lt);
}

.rgq-option-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--rgq-dark);
    display: block;
    margin-bottom: 2px;
}

.rgq-option-sub {
    font-size: 12px;
    color: var(--rgq-muted);
    display: block;
    line-height: 1.4;
}

/* ── Nav buttons ── */
.rgq-nav {
    display: flex;
    gap: 10px;
    align-items: center;
}

.rgq-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    border-radius: var(--rgq-radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: opacity 0.15s, transform 0.1s;
    text-decoration: none;
    line-height: 1;
}

.rgq-btn:active { transform: scale(0.98); }

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

.rgq-btn-primary:hover { opacity: 0.88; }

.rgq-btn-primary:disabled,
.rgq-btn-primary[disabled] {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
}

.rgq-btn-ghost {
    background: transparent;
    color: var(--rgq-mid);
    border: 1.5px solid var(--rgq-border);
}

.rgq-btn-ghost:hover { background: var(--rgq-bg); }

.rgq-multiselect-hint {
    font-size: 12px;
    color: var(--rgq-muted);
    margin-left: auto;
    font-style: italic;
}

/* ── Results ── */
.rgq-results-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 24px;
    align-items: start;
}

@media (max-width: 720px) {
    .rgq-results-layout {
        grid-template-columns: 1fr;
    }
}

.rgq-results-header {
    margin-bottom: 20px;
}

.rgq-results-header h3 {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 4px;
    letter-spacing: -0.02em;
}

.rgq-results-header p {
    font-size: 13px;
    color: var(--rgq-muted);
    margin: 0;
}

.rgq-partial-note {
    background: #FFF8E7;
    border: 1px solid #F5CC5B;
    border-radius: var(--rgq-radius);
    padding: 10px 14px;
    font-size: 13px;
    color: #7A5C00;
    margin-bottom: 16px;
}

/* Product grid */
.rgq-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.rgq-product-card {
    border: 1px solid var(--rgq-border);
    border-radius: var(--rgq-radius);
    background: var(--rgq-white);
    overflow: hidden;
    transition: box-shadow 0.15s, transform 0.15s;
}

.rgq-product-card:hover {
    box-shadow: var(--rgq-shadow);
    transform: translateY(-2px);
}

.rgq-product-img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    background: var(--rgq-bg);
    display: block;
}

.rgq-product-img-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--rgq-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rgq-border);
    font-size: 28px;
}

.rgq-product-info {
    padding: 12px;
}

.rgq-product-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--rgq-dark);
    margin: 0 0 4px;
    line-height: 1.4;
}

.rgq-product-sku {
    font-size: 11px;
    color: var(--rgq-muted);
    margin: 0 0 6px;
}

.rgq-product-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--rgq-orange);
    margin: 0 0 10px;
}

.rgq-product-atc {
    display: block;
    width: 100%;
    text-align: center;
    background: var(--rgq-dark);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 7px 0;
    border-radius: 6px;
    text-decoration: none;
    transition: opacity 0.15s;
    border: none;
    cursor: pointer;
}

.rgq-product-atc:hover { opacity: 0.82; color: #fff; }

/* ── RFQ Panel ── */
.rgq-rfq-panel {
    background: var(--rgq-bg);
    border: 1px solid var(--rgq-border);
    border-radius: var(--rgq-radius);
    padding: 20px;
    position: sticky;
    top: 20px;
}

.rgq-rfq-panel h4 {
    font-size: 15px;
    font-weight: 700;
    margin: 0 0 4px;
    color: var(--rgq-dark);
}

.rgq-rfq-panel p {
    font-size: 12px;
    color: var(--rgq-muted);
    margin: 0 0 16px;
    line-height: 1.5;
}

.rgq-rfq-summary {
    background: var(--rgq-white);
    border: 1px solid var(--rgq-border);
    border-radius: 6px;
    padding: 10px 12px;
    margin-bottom: 16px;
    font-size: 12px;
    line-height: 1.8;
}

.rgq-rfq-summary span {
    color: var(--rgq-muted);
    display: inline-block;
    min-width: 80px;
}

.rgq-rfq-summary strong {
    color: var(--rgq-dark);
}

.rgq-rfq-field {
    margin-bottom: 12px;
}

.rgq-rfq-field label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--rgq-mid);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.rgq-rfq-field input,
.rgq-rfq-field textarea,
.rgq-rfq-field select {
    width: 100%;
    padding: 8px 10px;
    border: 1.5px solid var(--rgq-border);
    border-radius: 6px;
    font-size: 13px;
    color: var(--rgq-dark);
    background: var(--rgq-white);
    box-sizing: border-box;
    font-family: var(--rgq-font);
    transition: border-color 0.15s;
}

.rgq-rfq-field input:focus,
.rgq-rfq-field textarea:focus {
    outline: none;
    border-color: var(--rgq-orange);
}

.rgq-rfq-field textarea { resize: vertical; min-height: 70px; }

.rgq-rfq-file-note {
    font-size: 11px;
    color: var(--rgq-muted);
    margin-top: 3px;
}

.rgq-rfq-btn {
    width: 100%;
    padding: 12px;
    background: var(--rgq-orange);
    color: #fff;
    border: none;
    border-radius: var(--rgq-radius);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.15s;
    margin-top: 4px;
    font-family: var(--rgq-font);
}

.rgq-rfq-btn:hover { opacity: 0.88; }

/* ── Select All row ── */
.rgq-select-all-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    padding: 8px 12px;
    background: var(--rgq-bg);
    border: 1px solid var(--rgq-border);
    border-radius: 8px;
}

.rgq-select-all-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--rgq-mid);
    user-select: none;
}

.rgq-select-all-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--rgq-orange);
    cursor: pointer;
    flex-shrink: 0;
}

.rgq-selected-count {
    margin-left: auto;
    font-size: 12px;
    color: var(--rgq-orange);
    font-weight: 600;
}

/* ── Product card checkbox ── */
.rgq-card-check-wrap {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 2;
}

.rgq-product-cb {
    width: 18px;
    height: 18px;
    accent-color: var(--rgq-orange);
    cursor: pointer;
    border-radius: 4px;
    background: var(--rgq-white);
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

/* Card checked state */
.rgq-product-card {
    position: relative; /* needed for absolute checkbox */
}

.rgq-product-card.rgq-card-checked {
    border-color: var(--rgq-orange);
    box-shadow: 0 0 0 1.5px var(--rgq-orange);
}

/* ── Accessories section ── */
.rgq-accessories {
    margin-top: 32px;
    padding-top: 28px;
    border-top: 1px solid var(--rgq-border);
    grid-column: 1 / -1;
}

.rgq-accessories h3 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 4px;
    letter-spacing: -0.01em;
}

.rgq-accessories p {
    font-size: 13px;
    color: var(--rgq-muted);
    margin: 0 0 16px;
}

.rgq-acc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
}

/* ── Empty state ── */
.rgq-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--rgq-muted);
}

.rgq-empty-icon { font-size: 40px; display: block; margin-bottom: 12px; }

.rgq-empty h4 {
    font-size: 15px;
    color: var(--rgq-dark);
    margin: 0 0 6px;
}

.rgq-empty p { font-size: 13px; margin: 0; }

/* ── Intro screen ── */
.rgq-intro {
    padding: 40px 28px;
    text-align: center;
    max-width: 540px;
    margin: 0 auto;
}

.rgq-intro-icon {
    font-size: 48px;
    margin-bottom: 16px;
    display: block;
}

.rgq-intro h2 {
    font-size: 24px;
    font-weight: 800;
    margin: 0 0 10px;
    letter-spacing: -0.03em;
    color: var(--rgq-dark);
}

.rgq-intro p {
    font-size: 15px;
    color: var(--rgq-mid);
    margin: 0 0 24px;
    line-height: 1.6;
}

.rgq-intro-steps {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.rgq-intro-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--rgq-muted);
}

.rgq-intro-step-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--rgq-orange);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ── Animations ── */
@keyframes rgq-fade-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.rgq-fade-in { animation: rgq-fade-in 0.25s ease both; }

/* ── Responsive ── */
@media (max-width: 540px) {
    .rgq-options { grid-template-columns: 1fr 1fr; }
    .rgq-card-body { padding: 20px 16px; }
    .rgq-card-header { padding: 16px; }
    .rgq-question { font-size: 17px; }
    .rgq-intro h2 { font-size: 20px; }
}