/* ===== VARIABLES ===== */
:root {
    --bg: #fafaf7;
    --bg-soft: #f3efe6;
    --bg-image: #efeadb;
    --text: #1a1816;
    --text-muted: #6b6660;
    --text-subtle: #9c9586;
    --hairline: #e6e0d2;
    --accent: #1a1816;
    --discord: #4752c4;
    --usfans: #d4a017;
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'JetBrains Mono', 'Space Mono', ui-monospace, monospace;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    transition: background 0.15s, color 0.15s;
}

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button, input, select { font-family: inherit; color: inherit; }

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ===== NAVBAR ===== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 200;
    background: var(--bg);
    backdrop-filter: blur(8px);
}

.nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 32px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: 'Space Mono', monospace;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--text);
    text-transform: lowercase;
    flex-shrink: 0;
}
.logo span { color: var(--text); }

.nav-right {
    display: flex;
    align-items: center;
    gap: 22px;
}

.discord-link {
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--text-muted);
    transition: color 0.12s;
    letter-spacing: 0.02em;
}
.discord-link:hover { color: var(--text); text-decoration: underline; text-underline-offset: 4px; }

.usfans-link {
    font-size: 0.74rem;
    font-weight: 500;
    color: var(--text);
    border: 1px solid var(--text);
    padding: 6px 12px;
    transition: background 0.12s, color 0.12s;
    letter-spacing: 0.04em;
    white-space: nowrap;
    text-transform: uppercase;
}
.usfans-link:hover { background: var(--text); color: var(--bg); }

.gender-toggle {
    display: inline-flex;
    border: 1px solid var(--hairline);
    border-radius: 999px;
    padding: 2px;
    gap: 0;
    overflow: hidden;
}
.gender-toggle .gender-opt {
    appearance: none;
    background: transparent;
    border: 0;
    cursor: pointer;
    font: inherit;
    font-size: 0.74rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    padding: 8px 22px;
    border-radius: 999px;
    color: var(--text-muted);
    transition: background 0.12s, color 0.12s;
    text-transform: uppercase;
    white-space: nowrap;
}
.gender-toggle .gender-opt:hover { color: var(--text); }
.gender-toggle .gender-opt.active {
    background: var(--text);
    color: var(--bg);
}

.hero-gender-toggle {
    align-self: center;
    margin-top: 4px;
    border-width: 1.5px;
}

.cur-select,
.lang-select {
    height: 28px;
    background: transparent;
    border: none;
    padding: 0 14px 0 0;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 400;
    font-family: inherit;
    cursor: pointer;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%237d776c' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 2px center;
    letter-spacing: 0.02em;
    transition: color 0.12s;
}
.cur-select:hover,
.lang-select:hover { color: var(--text); }

/* ===== HERO ===== */
.hero {
    padding: 28px 0 24px;
    background: var(--bg);
}

.hero-text {
    text-align: center;
    margin-bottom: 26px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.hero-headline {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text);
    line-height: 1.05;
}
.hero-headline span {
    color: var(--text-muted);
    font-weight: 500;
}

.hero-sub {
    font-size: 0.84rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
    max-width: 540px;
    line-height: 1.55;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
    font-size: 0.74rem;
    font-weight: 500;
    color: var(--text);
    border-bottom: 1px solid var(--text);
    padding-bottom: 2px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: opacity 0.12s;
}
.hero-cta:hover { opacity: 0.7; }
.hero-cta-badge {
    display: inline-block;
    font-family: 'Space Mono', monospace;
    background: var(--text);
    color: var(--bg);
    padding: 2px 7px;
    font-size: 0.66rem;
    letter-spacing: 0.06em;
}

.hero-tiles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.hero-tile {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    color: inherit;
    font-family: inherit;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 14px;
    position: relative;
}

.hero-tile-img {
    aspect-ratio: 1 / 1;
    background: var(--bg-soft);
    overflow: hidden;
    position: relative;
}
.hero-tile-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease, opacity 0.25s ease;
}
.hero-tile:hover .hero-tile-img img {
    transform: scale(1.03);
    opacity: 0.92;
}
.hero-tile-img.no-img::after {
    content: '—';
    font-size: 1.6rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-subtle);
}

.hero-tile-label {
    font-size: 0.84rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    color: var(--text);
    text-transform: uppercase;
}

.hero-tile.active .hero-tile-label {
    text-decoration: underline;
    text-underline-offset: 4px;
}

@media (max-width: 1024px) {
    .hero-tiles { gap: 16px; }
}
@media (max-width: 768px) {
    .hero { padding: 20px 0 18px; }
    .hero-headline { font-size: 1.7rem; }
    .hero-sub { font-size: 0.76rem; }
    .hero-text { margin-bottom: 28px; }
    .hero-tiles { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .hero-tile-label { font-size: 0.72rem; letter-spacing: 0.04em; }
    .hero-tile { gap: 8px; }
}
@media (max-width: 480px) {
    .hero-headline { font-size: 1.4rem; }
    .hero-tiles { gap: 10px; }
    .hero-tile-label { font-size: 0.66rem; }
}

/* ===== FILTER BAR ===== */
.filter-bar {
    padding: 8px 0 10px;
    background: var(--bg);
}

.filter-inner {
    display: flex;
    gap: 14px;
    align-items: center;
}

.search-box {
    flex: 1;
    max-width: 360px;
    position: relative;
    display: flex;
    align-items: center;
}

.search-box > svg {
    position: absolute;
    left: 0;
    color: var(--text-subtle);
    pointer-events: none;
    flex-shrink: 0;
}

.vs-icon-btn {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color 0.12s;
    z-index: 2;
    line-height: 0;
}
.vs-icon-btn:hover { color: var(--text); }
.vs-icon-btn svg { display: block; }

.vs-page {
    padding: 28px 0 120px;
    min-height: 60vh;
}
.vs-heading {
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: 6px;
}
.vs-subtitle {
    font-size: 0.84rem;
    color: var(--text-muted);
    margin-bottom: 22px;
}
.vs-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 18px;
}
.vs-drop {
    border: 1.5px dashed var(--hairline);
    border-radius: 4px;
    padding: 28px;
    cursor: pointer;
    background: var(--bg-soft);
    transition: border-color 0.15s, background 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
}
.vs-drop.is-dragging {
    border-color: var(--text);
    background: var(--bg-image);
}
.vs-drop-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.84rem;
    text-align: center;
}
.vs-preview {
    max-width: 100%;
    max-height: 320px;
    object-fit: contain;
    border-radius: 4px;
}
.vs-form-row {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}
.vs-channel {
    border: 1px solid var(--hairline);
    padding: 8px 24px 8px 12px;
    height: auto;
}
.vs-results {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
    margin-top: 10px;
}
.vs-card {
    display: flex;
    flex-direction: column;
    background: var(--bg);
    border: 1px solid var(--hairline);
    color: inherit;
    text-decoration: none;
    transition: border-color 0.12s;
}
.vs-card:hover { border-color: var(--text); }
.vs-card-img {
    aspect-ratio: 1 / 1;
    background: var(--bg-image);
    overflow: hidden;
}
.vs-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.vs-card-body {
    padding: 8px 10px 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}
.vs-card-title {
    font-size: 0.74rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.vs-card-price {
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    font-weight: 700;
    margin-top: auto;
}
.vs-pagination {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
    margin-top: 24px;
}
.vs-page-info {
    font-size: 0.78rem;
    color: var(--text-muted);
}
@media (max-width: 768px) {
    .vs-results { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .vs-card-title { font-size: 0.72rem; }
    .vs-heading { font-size: 1.3rem; }
}

.search-box input {
    width: 100%;
    height: 32px;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--hairline);
    padding: 0 32px 0 22px;
    color: var(--text);
    font-size: 0.78rem;
    outline: none;
    transition: border-color 0.12s;
}
.search-box input:focus { border-bottom-color: var(--text); }
.search-box input::placeholder { color: var(--text-subtle); }

.sort-select {
    height: 32px;
    background: transparent;
    border: none;
    padding: 0 18px 0 0;
    color: var(--text-muted);
    font-size: 0.76rem;
    cursor: pointer;
    outline: none;
    white-space: nowrap;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%237d776c' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 2px center;
}
.sort-select:hover { color: var(--text); }

/* ===== CATEGORY BAR ===== */
.cat-bar {
    position: sticky;
    top: 64px;
    z-index: 99;
    background: var(--bg);
    padding: 4px 0 8px;
}

.cat-bar.cat-bar-main {
    top: 64px;
    z-index: 100;
    padding: 6px 0 8px;
    position: sticky;
    box-shadow: 0 -2px 0 0 var(--bg);
}
.cat-bar.cat-bar-main .container { position: relative; }

.cat-bar.cat-bar-brands {
    position: static;
    z-index: auto;
}

.cat-bar-sub {
    position: static;
    z-index: auto;
    padding: 0 0 14px;
}

.cat-flyout {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0;
    display: none;
    flex-wrap: wrap;
    gap: 12px 18px;
    padding: 14px 18px;
    background: var(--bg);
    border: 1px solid var(--hairline);
    box-shadow: 0 10px 28px rgba(0,0,0,0.06);
    max-width: min(720px, calc(100vw - 32px));
    z-index: 200;
}
.cat-flyout.open { display: flex; }

.flyout-chip {
    background: none;
    border: none;
    padding: 0;
    color: var(--text-muted);
    font-size: 0.74rem;
    font-family: inherit;
    font-weight: 400;
    cursor: pointer;
    transition: color 0.12s;
    white-space: nowrap;
    letter-spacing: 0.01em;
}
.flyout-chip:hover,
.flyout-chip.active { color: var(--text); }
.flyout-chip.active { font-weight: 500; }
.cat-bar-sub .cat-pill {
    font-size: 0.72rem;
    color: var(--text-subtle);
}
.cat-bar-sub .cat-pill:hover,
.cat-bar-sub .cat-pill.active { color: var(--text); }

.cat-scroll {
    display: flex;
    gap: 22px;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    touch-action: pan-x;
    overscroll-behavior-x: contain;
}
.cat-scroll::-webkit-scrollbar { display: none; }

.cat-pill {
    padding: 0;
    border: none;
    background: none;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 400;
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.12s;
    flex-shrink: 0;
    letter-spacing: 0.01em;
    position: relative;
}
.cat-pill:hover { color: var(--text); }
.cat-pill.active {
    color: var(--text);
    font-weight: 500;
}
.cat-pill.active::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -6px;
    height: 1px;
    background: var(--text);
}

/* ===== MAIN ===== */
.shop-main {
    padding: 24px 0 120px;
    min-height: 60vh;
}

.results-bar {
    margin-bottom: 28px;
    font-size: 0.72rem;
    color: var(--text-subtle);
    letter-spacing: 0.04em;
}

/* ===== PRODUCT GRID ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px 24px;
}

/* ===== PRODUCT CARD ===== */
.product-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    color: inherit;
    text-decoration: none;
    cursor: pointer;
    background: none;
    border: none;
}

.card-img {
    aspect-ratio: 1 / 1;
    background: var(--bg-image);
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
}
.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: opacity 0.25s ease;
}
.product-card:hover .card-img img { opacity: 0.82; }

.card-img.no-img::after {
    content: '—';
    font-size: 1.4rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-subtle);
}

.card-batch {
    position: absolute;
    top: 10px;
    left: 10px;
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    font-weight: 400;
    padding: 2px 6px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: var(--bg);
    color: var(--text);
    border: none;
}

.batch-LJR { color: #5b3aed; }
.batch-BD  { color: #2563eb; }
.batch-DG  { color: #ea580c; }
.batch-PK  { color: #16a34a; }
.batch-UA  { color: #dc2626; }
.batch-OG  { color: #c08400; }
.batch-other { color: var(--text-muted); }

.card-body {
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.card-name {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    overflow-wrap: anywhere;
    transition: opacity 0.12s;
}
.product-card:hover .card-name { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }

.card-price {
    font-family: 'Space Mono', monospace;
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0;
}

.card-foot { display: contents; }
.card-actions { display: none; }

/* ===== STATES ===== */
.loading-state {
    display: flex;
    justify-content: center;
    padding: 120px 0;
}

.spinner {
    width: 22px;
    height: 22px;
    border: 1.5px solid var(--hairline);
    border-top-color: var(--text);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

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

.error-state, .empty-state {
    text-align: center;
    padding: 100px 0;
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* ===== FOOTER ===== */
.footer {
    padding: 40px 0;
    margin-top: 60px;
}
.footer-text {
    font-size: 0.7rem;
    color: var(--text-subtle);
    text-align: center;
    letter-spacing: 0.04em;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .products-grid { gap: 26px 18px; }
}

@media (max-width: 768px) {
    .container { padding: 0 18px; }
    .nav-inner { padding: 0 18px; }
    .products-grid { gap: 20px 12px; }
    .cat-bar.cat-bar-brands { position: static; }
    .cat-bar-sub { position: static; }
    .cat-flyout { display: none !important; }
    .gender-toggle .gender-opt { padding: 7px 18px; font-size: 0.7rem; }
    .product-detail { grid-template-columns: 1fr !important; }
    .pd-gallery { position: static !important; }
    .pd-thumbs { display: none; }
    .pd-mobile-colors { display: block; margin-top: 6px; }
    .pd-mobile-colors .pd-option-label { display: none; }
    .pd-mobile-colors .pd-option-choices {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
        gap: 6px;
    }
    .pd-mobile-colors .pd-option-pill {
        padding: 0;
        border: 1px solid transparent;
        background: var(--bg-image);
        aspect-ratio: 1 / 1;
        opacity: 0.6;
        transition: opacity 0.15s, border-color 0.15s;
    }
    .pd-mobile-colors .pd-option-pill.with-image {
        padding: 0;
        gap: 0;
        display: block;
    }
    .pd-mobile-colors .pd-option-pill.with-image img {
        width: 100%;
        height: 100%;
        display: block;
    }
    .pd-mobile-colors .pd-option-pill.with-image span { display: none; }
    .pd-mobile-colors .pd-option-pill:hover,
    .pd-mobile-colors .pd-option-pill.active {
        opacity: 1;
        border-color: var(--text);
    }
    .card-name { font-size: 0.75rem; }
}

.pd-mobile-colors { display: none; }

@media (max-width: 560px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 22px 12px; }
}

@media (max-width: 768px) {
    .nav-right { gap: 14px; }
    .discord-link { font-size: 0.72rem; }
    .usfans-link { font-size: 0.66rem; padding: 5px 10px; letter-spacing: 0.03em; }
    .lang-select, .cur-select { font-size: 0.72rem; padding-right: 12px; }
}

@media (max-width: 480px) {
    .container { padding: 0 14px; }
    .products-grid { gap: 18px 10px; }
    .nav-inner { padding: 0 14px; }
    .nav-right { gap: 8px; }
    .discord-link { font-size: 0.66rem; }
    .usfans-link { font-size: 0.62rem; padding: 4px 8px; }
    .gender-toggle .gender-opt { padding: 6px 14px; font-size: 0.66rem; }
}

/* ===== PRODUCT DETAIL PAGE ===== */
.product-page {
    padding: 28px 0 120px;
    min-height: 60vh;
}

.qc-page {
    padding: 28px 0 120px;
    min-height: 60vh;
}
.qc-heading {
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: 6px;
}
.qc-subtitle {
    font-size: 0.84rem;
    color: var(--text-muted);
    margin-bottom: 22px;
}
.qc-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}
.qc-input {
    flex: 1 1 320px;
    min-width: 0;
    padding: 12px 14px;
    border: 1px solid var(--hairline);
    background: var(--bg);
    color: var(--text);
    font-family: inherit;
    font-size: 0.84rem;
    outline: none;
    transition: border-color 0.12s;
}
.qc-input:focus { border-color: var(--text); }
.qc-status {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 14px;
    min-height: 1em;
}
.qc-status-error { color: #b3261e; }
.qc-status-ok { color: #265721; }
.qc-results {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.qc-info {
    font-size: 0.78rem;
    color: var(--text-muted);
    padding: 10px 14px;
    border: 1px solid var(--hairline);
    background: var(--bg-soft);
}
.qc-set {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.qc-set-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
    border-bottom: 1px solid var(--hairline);
    padding-bottom: 6px;
}
.qc-set-title {
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--text);
}
.qc-set-source {
    font-size: 0.72rem;
    color: #265721;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.qc-fallback {
    display: flex;
    justify-content: center;
    margin-top: 18px;
}
.qc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 8px;
}
.qc-tile {
    display: block;
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--bg-image);
    border: 1px solid var(--hairline);
    padding: 0;
    cursor: zoom-in;
    font: inherit;
    color: inherit;
}
.qc-tile img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.18s;
    -webkit-user-drag: none;
    user-select: none;
    pointer-events: none;
}
.qc-tile:hover img { transform: scale(1.03); }

.qc-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}
.qc-lightbox.open { display: flex; }
.qc-lb-img {
    max-width: 92vw;
    max-height: 88vh;
    object-fit: contain;
    user-select: none;
    -webkit-user-drag: none;
}
.qc-lb-close,
.qc-lb-nav {
    position: absolute;
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border: 0;
    cursor: pointer;
    font: inherit;
    transition: background 0.12s;
}
.qc-lb-close {
    top: 18px;
    right: 22px;
    font-size: 1.6rem;
    width: 40px;
    height: 40px;
    line-height: 1;
    border-radius: 4px;
}
.qc-lb-nav {
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 64px;
    font-size: 2rem;
    line-height: 1;
}
.qc-lb-prev { left: 18px; }
.qc-lb-next { right: 18px; }
.qc-lb-close:hover,
.qc-lb-nav:hover { background: rgba(255, 255, 255, 0.18); }
.qc-lb-counter {
    position: absolute;
    bottom: 22px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 0.78rem;
    letter-spacing: 0.06em;
    opacity: 0.8;
    background: rgba(0, 0, 0, 0.4);
    padding: 4px 10px;
    border-radius: 3px;
}
@media (max-width: 768px) {
    .qc-lb-nav { width: 40px; height: 52px; font-size: 1.6rem; }
    .qc-lb-close { top: 12px; right: 14px; }
}
.qc-tile-date {
    position: absolute;
    left: 6px;
    bottom: 6px;
    background: rgba(0, 0, 0, 0.55);
    color: #fff;
    font-size: 0.66rem;
    padding: 2px 6px;
    border-radius: 2px;
    letter-spacing: 0.04em;
}
@media (max-width: 768px) {
    .qc-grid { grid-template-columns: repeat(2, 1fr); }
    .qc-heading { font-size: 1.3rem; }
}

.back-link {
    display: inline-block;
    margin-bottom: 28px;
    font-size: 0.76rem;
    color: var(--text-muted);
    transition: color 0.12s;
    letter-spacing: 0.01em;
}
.back-link:hover { color: var(--text); text-decoration: underline; text-underline-offset: 3px; }

.product-detail {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
}

.pd-gallery {
    position: sticky;
    top: 84px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pd-main-img {
    aspect-ratio: 1 / 1;
    background: var(--bg-image);
    overflow: hidden;
}
.pd-main-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pd-thumbs {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
    gap: 6px;
}

.pd-thumb {
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--bg-image);
    cursor: pointer;
    padding: 0;
    border: none;
    opacity: 0.6;
    transition: opacity 0.15s;
}
.pd-thumb img { width: 100%; height: 100%; object-fit: cover; }
.pd-thumb:hover { opacity: 1; }
.pd-thumb.active { opacity: 1; }

.pd-info { display: flex; flex-direction: column; gap: 22px; }

.pd-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    font-size: 0.7rem;
    color: var(--text-subtle);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.pd-meta .card-batch {
    position: static;
    font-size: 0.66rem;
    padding: 0;
    background: none;
    letter-spacing: 0.08em;
}
.pd-shop {
    font-size: 0.7rem;
    color: var(--text-subtle);
    letter-spacing: 0.06em;
}

.pd-name {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.4rem;
    font-weight: 500;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.pd-price-row {
    display: flex;
    align-items: baseline;
    gap: 16px;
    padding: 0;
}

.pd-price {
    font-family: 'Space Mono', monospace;
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--text);
    letter-spacing: 0;
}

.pd-stock {
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}
.pd-stock.out { color: #b6483b; }

.pd-options {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.pd-option-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pd-option-label {
    font-size: 0.68rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-subtle);
}

.pd-option-choices {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.pd-option-pill {
    padding: 6px 12px;
    border: 1px solid var(--hairline);
    background: transparent;
    color: var(--text);
    font-size: 0.74rem;
    font-weight: 400;
    cursor: pointer;
    transition: border-color 0.12s, color 0.12s;
}
.pd-option-pill:hover { border-color: var(--text-muted); }
.pd-option-pill.active {
    border-color: var(--text);
    color: var(--text);
}

.pd-option-pill.with-image {
    padding: 4px 10px 4px 4px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.pd-option-pill.with-image img {
    width: 36px;
    height: 36px;
    object-fit: cover;
}

.pd-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
}
.pd-cart-toast {
    flex: 0 0 100%;
    margin: 0;
}

.card-btn {
    display: inline-flex;
    font-family: inherit;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.74rem;
    font-weight: 400;
    padding: 12px 22px;
    border: 1px solid var(--text);
    background: var(--text);
    color: var(--bg);
    text-decoration: none;
    transition: opacity 0.12s;
}
.card-btn:hover { opacity: 0.78; }
.card-btn:not(.primary) {
    background: transparent;
    color: var(--text);
}
.card-btn.primary { background: var(--text); color: var(--bg); }
.card-btn.pd-qc {
    background: #265721;
    border-color: #265721;
    color: #fff;
}
.card-btn.pd-qc:hover { opacity: 0.85; }

.pd-section {
    margin-top: 22px;
    padding-top: 22px;
    border-top: 1px solid var(--hairline);
}

.pd-section-title {
    font-size: 0.74rem;
    font-weight: 400;
    margin-bottom: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ===== CART ===== */
.cart-link {
    font-size: 0.78rem;
    color: var(--text);
    transition: color 0.12s;
    letter-spacing: 0.02em;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.cart-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.cart-icon { width: 18px; height: 18px; flex-shrink: 0; }
.cart-count { font-variant-numeric: tabular-nums; }
@media (max-width: 768px) {
    .cart-label { display: none; }
    .cart-link { gap: 4px; }
    .cart-icon { width: 20px; height: 20px; }
}

.pd-cart-toast {
    font-size: 0.78rem;
    color: var(--text);
    letter-spacing: 0.02em;
}

.cart-page {
    padding: 28px 0 120px;
    min-height: 60vh;
}
.cart-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem;
    font-weight: 700;
    margin: 18px 0 28px;
    letter-spacing: -0.02em;
}
.cart-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: var(--bg-soft);
    padding: 14px 18px;
    margin-bottom: 24px;
    font-size: 0.82rem;
    color: var(--text-muted);
}
.cart-empty {
    display: flex;
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
    padding: 40px 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}
.cart-items {
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.cart-item {
    display: grid;
    grid-template-columns: 88px 1fr;
    gap: 18px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--hairline);
}
.cart-thumb { display: block; }
.cart-thumb-img {
    width: 88px;
    height: 88px;
    background: var(--bg-soft);
    overflow: hidden;
}
.cart-thumb-img img { width: 100%; height: 100%; object-fit: cover; }
.cart-item-body { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.cart-item-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
}
.cart-item-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    overflow-wrap: anywhere;
}
.cart-item-name:hover { text-decoration: underline; text-underline-offset: 3px; }
.cart-remove {
    background: none;
    border: none;
    color: var(--text-subtle);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    transition: color 0.12s;
}
.cart-remove:hover { color: var(--text); }
.cart-item-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    font-size: 0.72rem;
    color: var(--text-muted);
}
.cart-meta-pill {
    padding: 2px 8px;
    background: var(--bg-soft);
    letter-spacing: 0.02em;
}
.cart-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 6px;
}
.cart-qty {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--hairline);
}
.cart-qty-btn {
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text);
    font-size: 1rem;
    transition: background 0.12s;
}
.cart-qty-btn:hover { background: var(--bg-soft); }
.cart-qty-val {
    min-width: 28px;
    text-align: center;
    font-size: 0.82rem;
}
.cart-qty-readonly {
    font-size: 0.82rem;
    color: var(--text-muted);
}
.cart-item-price {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.86rem;
    color: var(--text);
}
.cart-footer {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.cart-total-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--hairline);
}
.cart-total-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}
.cart-total-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text);
}
.cart-weight-row,
.cart-shipping-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
    margin-top: -4px;
}
.cart-weight-label,
.cart-shipping-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.cart-weight-value,
.cart-shipping-value {
    font-family: 'JetBrains Mono', monospace;
}
.info-tip {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-subtle);
    cursor: help;
    outline: none;
    transition: color 0.12s;
}
.info-tip:hover,
.info-tip:focus-visible {
    color: var(--text);
}
.info-tip-icon {
    display: block;
}
.info-tip-bubble {
    position: absolute;
    top: 50%;
    left: calc(100% + 10px);
    width: max-content;
    max-width: 240px;
    padding: 8px 10px;
    background: var(--text);
    color: var(--bg);
    font-family: inherit;
    font-size: 0.72rem;
    line-height: 1.4;
    letter-spacing: 0.01em;
    text-transform: none;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translate(-2px, -50%);
    transition: opacity 0.12s, transform 0.12s, visibility 0.12s;
    z-index: 10;
}
.info-tip-bubble::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 100%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-right-color: var(--text);
}
.info-tip:hover .info-tip-bubble,
.info-tip:focus-visible .info-tip-bubble,
.info-tip.is-open .info-tip-bubble {
    opacity: 1;
    visibility: visible;
    transform: translate(0, -50%);
}
.cart-ship-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-top: 4px;
}
.cart-ship-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}
.cart-region {
    background: transparent;
    border: 1px solid var(--hairline);
    padding: 6px 28px 6px 10px;
    font-size: 0.78rem;
    color: var(--text);
    font-family: inherit;
    cursor: pointer;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%237d776c' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    transition: border-color 0.12s;
}
.cart-region:hover { border-color: var(--text); }
.cart-grand-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding-top: 12px;
    border-top: 1px solid var(--hairline);
    margin-top: 4px;
}
.cart-grand-label {
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text);
    font-weight: 500;
}
.cart-grand-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text);
}
.buy-cheaper-tile {
    display: flex;
    align-items: center;
    gap: 14px;
    width: 100%;
    margin-top: 4px;
    padding: 14px 16px;
    background: var(--bg-soft);
    border: 1px solid var(--hairline);
    border-radius: 6px;
    color: var(--text);
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color 0.12s, background 0.12s, transform 0.12s;
}
.buy-cheaper-tile:hover {
    border-color: var(--text);
    background: var(--bg-image);
}
.buy-cheaper-tile:hover .buy-cheaper-arrow { transform: translateX(3px); }
.buy-cheaper-tile:focus-visible {
    outline: 2px solid var(--text);
    outline-offset: 2px;
}
.buy-cheaper-icon {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--text);
    color: var(--bg);
}
.buy-cheaper-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}
.buy-cheaper-title {
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}
.buy-cheaper-subtitle {
    font-size: 0.74rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}
.buy-cheaper-arrow {
    flex: 0 0 auto;
    font-size: 1.1rem;
    color: var(--text-muted);
    transition: transform 0.12s;
}

.buy-cheaper-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.buy-cheaper-modal[hidden] { display: none; }
.buy-cheaper-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(20, 18, 16, 0.55);
    opacity: 0;
    transition: opacity 0.18s;
}
.buy-cheaper-modal.is-open .buy-cheaper-backdrop { opacity: 1; }
.buy-cheaper-dialog {
    position: relative;
    background: var(--bg);
    border: 1px solid var(--hairline);
    border-radius: 8px;
    padding: 28px 28px 22px;
    width: 100%;
    max-width: 460px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
    transform: translateY(8px);
    opacity: 0;
    transition: transform 0.18s, opacity 0.18s;
}
.buy-cheaper-modal.is-open .buy-cheaper-dialog {
    transform: translateY(0);
    opacity: 1;
}
.buy-cheaper-close {
    position: absolute;
    top: 10px;
    right: 12px;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 4px;
    transition: color 0.12s, background 0.12s;
}
.buy-cheaper-close:hover {
    color: var(--text);
    background: var(--bg-soft);
}
.buy-cheaper-modal-title {
    margin: 0 0 18px;
    padding-right: 28px;
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text);
}
.buy-cheaper-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.buy-cheaper-step {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.buy-cheaper-num {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--text);
    color: var(--bg);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    font-weight: 600;
}
.buy-cheaper-step-body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 2px;
}
.buy-cheaper-step-text {
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--text);
}
.buy-cheaper-action {
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    padding: 7px 12px;
    border: 1px solid var(--text);
    background: transparent;
    color: var(--text);
    font-family: inherit;
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    text-decoration: none;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.12s, color 0.12s;
}
.buy-cheaper-action:hover {
    background: var(--text);
    color: var(--bg);
}
.buy-cheaper-action-btn { font: inherit; font-size: 0.78rem; letter-spacing: 0.02em; }
body.modal-open { overflow: hidden; }
.cart-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.cart-clear {
    color: var(--text-muted);
}
.cart-share-url {
    display: flex;
    gap: 8px;
    align-items: stretch;
}
.cart-share-url input {
    flex: 1;
    border: 1px solid var(--hairline);
    background: var(--bg);
    padding: 0 10px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    color: var(--text-muted);
    height: 36px;
    outline: none;
    overflow: hidden;
    text-overflow: ellipsis;
}
.cart-toast {
    font-size: 0.78rem;
    color: var(--text);
    letter-spacing: 0.02em;
}
@media (max-width: 560px) {
    .cart-item { grid-template-columns: 72px 1fr; gap: 12px; }
    .cart-thumb-img { width: 72px; height: 72px; }
    .cart-item-name { font-size: 0.82rem; }
    .cart-banner { flex-direction: column; align-items: flex-start; }

    .cart-total-row,
    .cart-weight-row,
    .cart-shipping-row,
    .cart-grand-row {
        gap: 10px;
    }
    .cart-total-label,
    .cart-weight-label,
    .cart-shipping-label,
    .cart-grand-label {
        flex: 1 1 auto;
        min-width: 0;
    }
    .cart-total-value,
    .cart-weight-value,
    .cart-shipping-value,
    .cart-grand-value {
        flex: 0 0 auto;
        white-space: nowrap;
    }

    .info-tip-bubble {
        top: calc(100% + 8px);
        left: 0;
        right: auto;
        transform: translate(0, 2px);
        max-width: min(220px, calc(100vw - 32px));
    }
    .info-tip-bubble::after {
        top: auto;
        bottom: 100%;
        left: 6px;
        right: auto;
        transform: none;
        border-right-color: transparent;
        border-bottom-color: var(--text);
    }
    .info-tip:hover .info-tip-bubble,
    .info-tip:focus-visible .info-tip-bubble,
    .info-tip.is-open .info-tip-bubble {
        transform: translate(0, 0);
    }
}

/* ===== USFANS WELCOME POPUP ===== */
.usfans-popup {
    position: fixed;
    inset: 0;
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    pointer-events: none;
}
.usfans-popup.is-open { pointer-events: auto; }
.usfans-popup-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(20, 18, 16, 0.55);
    opacity: 0;
    transition: opacity 0.18s;
}
.usfans-popup.is-open .usfans-popup-backdrop { opacity: 1; }
.usfans-popup-card {
    position: relative;
    background: var(--bg);
    border: 1px solid var(--hairline);
    border-radius: 10px;
    padding: 36px 32px 28px;
    width: 100%;
    max-width: 440px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.22);
    text-align: left;
    transform: translateY(10px) scale(0.98);
    opacity: 0;
    transition: transform 0.2s, opacity 0.2s;
}
.usfans-popup.is-open .usfans-popup-card {
    transform: translateY(0) scale(1);
    opacity: 1;
}
.usfans-popup-close {
    position: absolute;
    top: 8px;
    right: 10px;
    width: 48px;
    height: 48px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 6px;
    transition: color 0.12s, background 0.12s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.usfans-popup-close:hover {
    color: var(--text);
    background: var(--bg-soft);
}
.usfans-popup-close:focus-visible {
    outline: 2px solid var(--text);
    outline-offset: 2px;
}
.usfans-popup-eyebrow {
    display: inline-block;
    margin-bottom: 12px;
    padding: 4px 10px;
    background: var(--text);
    color: var(--bg);
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    border-radius: 4px;
}
.usfans-popup-title {
    margin: 0 0 12px;
    padding-right: 40px;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.01em;
    color: var(--text);
}
.usfans-popup-body {
    margin: 0 0 22px;
    font-size: 0.92rem;
    line-height: 1.55;
    color: var(--text-muted);
}
.usfans-popup-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 14px 20px;
    background: var(--text);
    color: var(--bg);
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-decoration: none;
    text-transform: uppercase;
    border: 1px solid var(--text);
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
}
.usfans-popup-cta:hover {
    background: var(--bg);
    color: var(--text);
}
.usfans-popup-dismiss {
    display: block;
    width: 100%;
    margin-top: 10px;
    padding: 8px 0;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: color 0.12s;
}
.usfans-popup-dismiss:hover { color: var(--text); }
body.usfans-popup-open { overflow: hidden; }

@media (max-width: 480px) {
    .usfans-popup-card {
        padding: 32px 22px 22px;
    }
    .usfans-popup-title {
        font-size: 1.25rem;
        padding-right: 36px;
    }
    .usfans-popup-close {
        width: 44px;
        height: 44px;
        font-size: 1.8rem;
    }
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 150;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--text);
    color: var(--bg);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.18s ease, transform 0.18s ease, background 0.12s;
    padding: 0;
}
.back-to-top[hidden] {
    display: none;
}
.back-to-top.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.back-to-top:hover {
    background: var(--text-muted);
}
@media (max-width: 560px) {
    .back-to-top {
        right: 14px;
        bottom: 14px;
        width: 38px;
        height: 38px;
    }
}