/* === RESET & BASE STYLES === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --primary-darker: #115e59;
    --primary-light: #14b8a6;
    --primary-lighter: #5eead4;
    --primary-50: #f0fdfa;
    --primary-100: #ccfbf1;
    --secondary-green: #10b981;
    --success-green: #10b981;
    --warning-yellow: #f59e0b;
    --error-red: #ef4444;

    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;

    --border-subtle: rgba(0, 0, 0, 0.06);
    --border-default: rgba(0, 0, 0, 0.1);
    --surface-elevated: #ffffff;
    --surface-sunken: #fafafa;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.03);
    --shadow-md: 0 2px 8px -2px rgb(0 0 0 / 0.08);
    --shadow-lg: 0 4px 16px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 8px 30px -8px rgb(0 0 0 / 0.12);

    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--gray-50);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    width: 100%;
}

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 var(--space-4); }
@media (min-width: 640px) { .container { padding: 0 var(--space-6); } }
@media (min-width: 1024px) { .container { padding: 0 var(--space-8); } }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
    padding: var(--space-3) var(--space-6); font-weight: 500; font-size: var(--font-size-sm);
    border-radius: var(--radius-lg); border: none; cursor: pointer;
    transition: all var(--transition-fast); text-decoration: none; white-space: nowrap; user-select: none;
}
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--white); color: var(--gray-700); border: 1px solid var(--gray-300); }
.btn-secondary:hover { background: var(--gray-50); border-color: var(--gray-400); }
.btn-success { background: var(--success-green); color: var(--white); }
.btn-success:hover { background: #059669; }
.btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--font-size-xs); }
.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--font-size-lg); }

.text-center { text-align: center; }
.hidden { display: none; }
.text-sm { font-size: var(--font-size-sm); }
.text-gray-500 { color: var(--gray-500); }
.text-gray-600 { color: var(--gray-600); }

/* === HEADER === */
.header {
    background: var(--white); padding: var(--space-3) 0;
    position: sticky; top: 0; z-index: 1000;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.header-content { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.logo { display: flex; align-items: center; text-decoration: none; gap: var(--space-3); }
.logo-text { font-size: 1.2rem; font-weight: 800; color: var(--primary-dark); line-height: 1.2; letter-spacing: 0.01em; }
.logo-text small { display: block; font-size: 0.65rem; font-weight: 400; color: var(--gray-500); letter-spacing: 0.02em; }
.header-actions { display: flex; align-items: center; gap: var(--space-3); }

.shipping-info {
    display: flex; align-items: center; gap: var(--space-2);
    padding: var(--space-2) var(--space-3); background: var(--primary-50);
    border: 1px solid var(--primary-100); border-radius: var(--radius-md);
    font-size: 0.75rem; color: var(--primary-dark);
}
.shipping-info i { color: var(--primary); font-size: 0.7rem; }

.cart-btn {
    display: flex; align-items: center; gap: var(--space-2);
    padding: var(--space-2) var(--space-4); background: var(--primary);
    color: var(--white); border: none; border-radius: var(--radius-lg);
    cursor: pointer; font-size: var(--font-size-sm); font-weight: 500;
    transition: all var(--transition-fast); position: relative;
}
.cart-btn:hover { background: var(--primary-dark); }
.cart-count {
    background: var(--error-red); color: white; border-radius: 50%;
    width: 20px; height: 20px; display: flex; align-items: center;
    justify-content: center; font-size: 0.7rem; font-weight: 700;
}

.desktop-only { display: none; }
@media (min-width: 768px) { .desktop-only { display: flex; } }
.mobile-only { display: flex; }
@media (min-width: 768px) { .mobile-only { display: none; } }

/* === MOBILE STICKY TOOLBAR === */
.mobile-sticky-toolbar {
    display: none; position: fixed; bottom: 0; left: 0; right: 0;
    background: var(--white); border-top: 1px solid var(--gray-200);
    padding: var(--space-2) var(--space-3); z-index: 1001;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}
@media (max-width: 767px) { .mobile-sticky-toolbar { display: flex; align-items: center; justify-content: space-between; } }
.sticky-brand { display: flex; align-items: center; text-decoration: none; }
.sticky-logo-text { font-size: 0.75rem; font-weight: 700; color: var(--primary-dark); }
.sticky-buttons { display: flex; align-items: center; gap: var(--space-2); }
.mobile-search-btn, .mobile-sticky-toolbar .cart-btn {
    display: flex; align-items: center; gap: var(--space-1);
    padding: var(--space-2) var(--space-3); border: 1px solid var(--gray-200);
    background: var(--white); border-radius: var(--radius-md);
    cursor: pointer; font-size: var(--font-size-xs); color: var(--gray-700);
}
.mobile-sticky-toolbar .cart-btn { background: var(--primary); color: white; border: none; }
.mobile-search-dropdown {
    display: none; position: absolute; bottom: 100%; left: 0; right: 0;
    background: white; border-top: 1px solid var(--gray-200);
    box-shadow: 0 -4px 12px rgba(0,0,0,0.1); padding: var(--space-3);
}
.mobile-search-input {
    width: 100%; padding: var(--space-3); border: 1px solid var(--gray-300);
    border-radius: var(--radius-md); font-size: var(--font-size-base); outline: none;
}
.mobile-search-input:focus { border-color: var(--primary); }
.btn-text { font-size: 0.65rem; }

/* === CHINESE CULTURAL ACCENTS === */
.cn-accent { font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif; }
.cn-divider {
    display: flex; align-items: center; justify-content: center; gap: 0.75rem;
    margin: 1.5rem 0; color: var(--gray-300);
}
.cn-divider::before, .cn-divider::after {
    content: ''; flex: 1; max-width: 80px; height: 1px;
    background: linear-gradient(90deg, transparent, var(--gray-300), transparent);
}
.cn-divider span { font-size: 0.75rem; color: var(--gray-400); letter-spacing: 0.1em; }
.cn-seal {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border: 2px solid #dc2626; border-radius: 4px;
    color: #dc2626; font-size: 0.6rem; font-weight: 800;
    font-family: 'Noto Serif SC', serif; transform: rotate(-3deg);
    line-height: 1;
}

/* === SALE ANNOUNCEMENT BAR === */
.sale-bar {
    background: linear-gradient(90deg, #b91c1c, #dc2626, #b91c1c);
    padding: 0.5rem 0; text-align: center; position: relative;
}
.sale-bar-inner {
    display: flex; align-items: center; justify-content: center;
    gap: 0.625rem; flex-wrap: wrap;
}
.sale-bar-text { font-size: 0.8125rem; font-weight: 600; color: #ffffff; }
.sale-bar-timer {
    font-size: 0.75rem; font-weight: 700; color: #fecaca;
    font-family: 'SF Mono', 'Cascadia Code', monospace; letter-spacing: 0.03em;
    background: rgba(0,0,0,0.2); padding: 0.2rem 0.625rem; border-radius: var(--radius-sm);
}
.sale-bar-link {
    font-size: 0.75rem; color: #fecaca; text-decoration: underline;
    text-underline-offset: 2px;
}
.sale-bar-link:hover { color: #fff; }

/* === HERO SECTION === */
.hero-section {
    background: var(--white); padding: 3rem 0 2.5rem; position: relative;
    border-bottom: 1px solid var(--border-subtle);
}
.hero-grid {
    display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: center;
}
@media (min-width: 768px) {
    .hero-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
}
.hero-left { }
.hero-right { }
.hero-eyebrow {
    display: inline-flex; align-items: center; gap: 0.5rem;
    background: var(--primary-50); border: 1px solid var(--primary-100);
    padding: 0.3rem 0.875rem; border-radius: 100px; font-size: 0.6875rem;
    font-weight: 600; color: var(--primary-dark); margin-bottom: 1rem;
    text-transform: uppercase; letter-spacing: 0.06em;
}
.hero-eyebrow i { color: var(--primary); }
.hero-title {
    font-size: 2rem; font-weight: 800; color: var(--gray-900); margin-bottom: 0.75rem;
    letter-spacing: -0.03em; line-height: 1.1;
}
@media (min-width: 640px) { .hero-title { font-size: 2.5rem; } }
.hero-title span { color: var(--primary); }
.hero-subtitle {
    font-size: 1rem; color: var(--gray-500); margin-bottom: 1.5rem;
    line-height: 1.6; max-width: 440px;
}
.hero-cta {
    display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.75rem;
}
.hero-cta-primary {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.75rem 1.5rem; background: var(--primary); color: #fff;
    border: none; border-radius: var(--radius-lg); font-weight: 600;
    font-size: 0.875rem; cursor: pointer; text-decoration: none;
    transition: all 0.15s ease;
}
.hero-cta-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(13,148,136,0.3); }
.hero-cta-secondary {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.75rem 1.5rem; background: var(--white); color: var(--gray-700);
    border: 1px solid var(--gray-200); border-radius: var(--radius-lg); font-weight: 500;
    font-size: 0.875rem; cursor: pointer; text-decoration: none;
    transition: all 0.15s ease;
}
.hero-cta-secondary:hover { border-color: var(--gray-300); background: var(--gray-50); }
.hero-trust-row {
    display: flex; flex-wrap: wrap; gap: 1.25rem; align-items: center;
}
.hero-trust-item {
    display: flex; align-items: center; gap: 0.375rem;
    font-size: 0.8125rem; color: var(--gray-500); text-decoration: none;
}
.hero-trust-item i { color: var(--primary); font-size: 0.75rem; }
.hero-trust-item a { color: var(--gray-500); text-decoration: none; }
.hero-trust-item a:hover { color: var(--primary); }

/* Hero Right: Deal Card */
.deal-card {
    background: var(--gray-50); border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl); overflow: hidden;
}
.deal-card-badge {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.625rem 1.25rem; background: linear-gradient(90deg, #b91c1c, #dc2626);
}
.deal-card-badge span:first-child {
    font-size: 0.6875rem; font-weight: 700; color: #fff;
    text-transform: uppercase; letter-spacing: 0.08em;
}
.deal-card-badge span:last-child {
    font-size: 0.6875rem; font-weight: 600; color: #fef2f2;
    background: rgba(255,255,255,0.15); padding: 0.15rem 0.5rem; border-radius: 100px;
}
.deal-card-body { padding: 1.25rem; }
.deal-tier {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.75rem 0; border-bottom: 1px solid var(--gray-200);
}
.deal-tier:last-child { border-bottom: none; }
.deal-tier-label { font-size: 0.875rem; color: var(--gray-700); font-weight: 500; }
.deal-tier-value {
    font-size: 0.875rem; font-weight: 700; color: var(--primary-dark);
    background: var(--primary-50); padding: 0.25rem 0.75rem; border-radius: var(--radius-md);
}
.deal-card-footer {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.75rem 1.25rem; background: var(--gray-100);
    border-top: 1px solid var(--gray-200);
}
.deal-timer-label { font-size: 0.75rem; color: var(--gray-500); font-weight: 500; }
.deal-timer {
    font-size: 0.8125rem; font-weight: 700; color: var(--gray-900);
    font-family: 'SF Mono', 'Cascadia Code', monospace; letter-spacing: 0.03em;
}
.deal-contact {
    text-align: center; padding: 0.75rem 1.25rem; background: var(--white);
    border-top: 1px solid var(--gray-100);
}
.deal-contact a {
    color: var(--primary); font-weight: 600; font-size: 0.8125rem;
    text-decoration: none;
}
.deal-contact a:hover { text-decoration: underline; }

/* === TRUST & COMMUNITY SECTION === */
.trust-section {
    background: var(--white); padding: 2rem 0; border-bottom: 1px solid var(--border-subtle);
}
.trust-header {
    text-align: center; margin-bottom: 1.5rem;
}
.trust-header h2 {
    font-size: 1.25rem; font-weight: 600; color: var(--gray-900); margin-bottom: 0.25rem;
}
.trust-header p {
    font-size: 0.875rem; color: var(--gray-500);
}
.trust-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem; max-width: 900px; margin: 0 auto;
}
.trust-card {
    display: flex; align-items: flex-start; gap: 0.75rem;
    padding: 1rem 1.25rem; background: var(--gray-50); border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg); text-decoration: none; color: inherit;
    transition: all var(--transition-fast);
}
.trust-card:hover {
    border-color: var(--primary-100); background: var(--primary-50);
    transform: translateY(-1px); box-shadow: var(--shadow-md);
}
.trust-card-icon {
    width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
    background: var(--primary-50); color: var(--primary); border-radius: var(--radius-md);
    font-size: 1rem; flex-shrink: 0;
}
.trust-card:hover .trust-card-icon { background: var(--primary-100); }
.trust-card-text h4 {
    font-size: 0.8125rem; font-weight: 600; color: var(--gray-900); margin-bottom: 0.125rem;
}
.trust-card-text p {
    font-size: 0.75rem; color: var(--gray-500); line-height: 1.4;
}
.trust-stats {
    display: flex; justify-content: center; flex-wrap: wrap; gap: 2rem;
    margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--border-subtle);
}
.trust-stat { text-align: center; }
.trust-stat-value {
    font-size: 1.5rem; font-weight: 700; color: var(--primary);
}
.trust-stat-label {
    font-size: 0.75rem; color: var(--gray-500); margin-top: 0.125rem;
}

/* === POLICY MODAL === */
.policy-section { margin-bottom: 1.5rem; }
.policy-section h3 {
    font-size: 1rem; font-weight: 600; color: var(--primary-dark);
    margin-bottom: 0.75rem; display: flex; align-items: center; gap: 0.5rem;
}
.policy-section h3 i { color: var(--primary); }
.policy-section ul { list-style: none; padding: 0; }
.policy-section ul li {
    padding: 0.5rem 0 0.5rem 1.5rem; position: relative;
    font-size: 0.875rem; color: var(--gray-700); line-height: 1.5;
}
.policy-section ul li::before {
    content: '\f00c'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
    position: absolute; left: 0; color: var(--success-green); font-size: 0.75rem; top: 0.625rem;
}
.policy-highlight {
    background: linear-gradient(135deg, var(--primary-50), #ecfdf5);
    border: 1px solid var(--primary-100); border-radius: var(--radius-lg);
    padding: 1rem 1.25rem; margin: 1rem 0;
}
.policy-highlight p {
    font-size: 0.875rem; color: var(--primary-darker); font-weight: 500;
}
.policy-guarantee {
    background: #ecfdf5; border: 2px solid #10b981; border-radius: var(--radius-lg);
    padding: 1.25rem; text-align: center; margin-top: 1.5rem;
}
.policy-guarantee i { font-size: 2rem; color: #10b981; margin-bottom: 0.5rem; }
.policy-guarantee h4 { font-size: 1rem; color: #065f46; margin-bottom: 0.25rem; }
.policy-guarantee p { font-size: 0.8125rem; color: #047857; }

/* === FULL CATALOG === */
.catalog-modal .modal-content {
    max-width: 1100px; max-height: 95vh;
}
.catalog-header {
    padding: 1.25rem 1.5rem; background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200); position: sticky; top: 0; z-index: 2;
}
.catalog-toolbar {
    display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
}
.catalog-search {
    flex: 1; min-width: 200px; padding: 0.5rem 0.75rem 0.5rem 2.25rem;
    border: 1px solid var(--gray-200); border-radius: var(--radius-md);
    font-size: 0.8125rem; outline: none; background: var(--white);
}
.catalog-search:focus { border-color: var(--primary); }
.catalog-search-wrap { position: relative; flex: 1; min-width: 200px; }
.catalog-search-wrap i {
    position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%);
    color: var(--gray-400); font-size: 0.75rem;
}
.catalog-tabs {
    display: flex; gap: 0.25rem; flex-wrap: wrap;
}
.catalog-tab {
    padding: 0.375rem 0.875rem; border: 1px solid var(--gray-200);
    border-radius: 100px; font-size: 0.6875rem; font-weight: 600;
    color: var(--gray-600); background: var(--white); cursor: pointer;
    transition: all 0.15s ease; text-transform: uppercase; letter-spacing: 0.04em;
}
.catalog-tab:hover { border-color: var(--primary); color: var(--primary); }
.catalog-tab.active {
    background: var(--primary); color: #fff; border-color: var(--primary);
}
.catalog-count {
    font-size: 0.6875rem; color: var(--gray-400); font-weight: 500;
    white-space: nowrap;
}
.catalog-body { padding: 0; }
.catalog-category {
    border-bottom: 1px solid var(--gray-200);
}
.catalog-category:last-child { border-bottom: none; }
.catalog-cat-header {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.875rem 1.5rem; background: var(--primary-50);
    border-bottom: 1px solid var(--primary-100);
    position: sticky; top: 0; z-index: 1;
}
.catalog-cat-icon {
    width: 28px; height: 28px; border-radius: var(--radius-md);
    background: var(--primary); color: #fff; display: flex;
    align-items: center; justify-content: center; font-size: 0.75rem;
}
.catalog-cat-name {
    font-size: 0.875rem; font-weight: 700; color: var(--primary-darker);
}
.catalog-cat-count {
    font-size: 0.6875rem; color: var(--primary-dark);
    background: var(--white); padding: 0.125rem 0.5rem;
    border-radius: 100px; border: 1px solid var(--primary-100);
}
.catalog-subcat {
    padding: 0.5rem 1.5rem 0.25rem;
    font-size: 0.6875rem; font-weight: 600; color: var(--gray-500);
    text-transform: uppercase; letter-spacing: 0.06em;
    background: var(--gray-50); border-bottom: 1px solid var(--gray-100);
}
.catalog-table {
    width: 100%; border-collapse: collapse;
}
.catalog-table th {
    padding: 0.5rem 1rem; font-size: 0.625rem; font-weight: 700;
    color: var(--gray-400); text-transform: uppercase; letter-spacing: 0.06em;
    text-align: left; background: var(--gray-50); border-bottom: 1px solid var(--gray-100);
    position: sticky; top: 0;
}
.catalog-table th:last-child { text-align: right; }
.catalog-table td {
    padding: 0.5rem 1rem; font-size: 0.8125rem; color: var(--gray-700);
    border-bottom: 1px solid var(--gray-50); vertical-align: middle;
}
.catalog-table tr:hover td { background: #fafafa; }
.catalog-table .cat-code {
    font-family: monospace; font-size: 0.75rem; font-weight: 600;
    color: var(--primary); white-space: nowrap;
}
.catalog-table .cat-name { font-weight: 500; color: var(--gray-900); }
.catalog-table .cat-spec { font-size: 0.75rem; color: var(--gray-500); }
.catalog-table .cat-price {
    text-align: right; font-weight: 700; font-size: 0.875rem;
    color: var(--gray-900); white-space: nowrap;
}
.catalog-table .cat-bulk {
    text-align: right; font-size: 0.6875rem; color: var(--primary-dark);
    white-space: nowrap;
}
.catalog-table .cat-contact {
    text-align: right; font-size: 0.75rem; font-weight: 600; color: var(--primary);
}
.catalog-table .cat-badges { display: flex; gap: 3px; }
.catalog-table .cat-badge {
    font-size: 0.5625rem; padding: 1px 5px; border-radius: 100px;
    font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em;
}
.catalog-table .cb-pop { background: #fef3c7; color: #92400e; }
.catalog-table .cb-new { background: #ede9fe; color: #6d28d9; }
.catalog-row-contact td { opacity: 0.7; }
@media (max-width: 640px) {
    .catalog-table th:nth-child(4), .catalog-table td:nth-child(4) { display: none; }
    .catalog-table td { padding: 0.375rem 0.625rem; font-size: 0.75rem; }
    .catalog-table .cat-price { font-size: 0.8125rem; }
    .catalog-toolbar { flex-direction: column; gap: 0.75rem; }
    .catalog-cat-header { padding: 0.75rem 1rem; }
    .catalog-subcat { padding: 0.375rem 1rem; }
    .catalog-table th { padding: 0.375rem 0.625rem; }
}

/* === NAVIGATION === */
.nav { background: var(--white); border-bottom: 1px solid var(--border-subtle); padding: var(--space-3) 0; }
.nav-content { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.nav-links { display: flex; list-style: none; gap: var(--space-1); flex-wrap: wrap; }
.nav-link {
    padding: var(--space-2) var(--space-3); color: var(--gray-600);
    text-decoration: none; font-size: var(--font-size-sm); font-weight: 500;
    border-radius: var(--radius-md); transition: all var(--transition-fast);
}
.nav-link:hover, .nav-link.active { color: var(--primary); background: var(--primary-50); }
.search-container { position: relative; flex-shrink: 0; }
.search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--gray-400); font-size: var(--font-size-sm); }
.search-input {
    width: 220px; padding: var(--space-2) var(--space-3) var(--space-2) 36px;
    border: 1px solid var(--gray-200); border-radius: var(--radius-md);
    font-size: var(--font-size-sm); outline: none; transition: all var(--transition-fast);
}
.search-input:focus { border-color: var(--primary); width: 280px; }
.search-dropdown {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--white); border: 1px solid var(--gray-200);
    border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
    z-index: 100; max-height: 400px; overflow-y: auto; margin-top: 4px;
}
.search-result-item {
    display: flex; align-items: center; padding: var(--space-3);
    border-bottom: 1px solid var(--gray-100); cursor: pointer;
    transition: background var(--transition-fast);
}
.search-result-item:hover { background: var(--primary-50); }
.search-result-info { flex: 1; }
.search-result-name { font-weight: 600; font-size: var(--font-size-sm); color: var(--gray-900); }
.search-result-details { font-size: var(--font-size-xs); color: var(--gray-500); }
.search-result-price { font-weight: 600; color: var(--primary); font-size: var(--font-size-sm); }

/* === CATEGORIES === */
.categories { padding: var(--space-4) 0; background: var(--white); border-bottom: 1px solid var(--border-subtle); }
.category-grid { display: flex; gap: var(--space-2); flex-wrap: wrap; justify-content: center; }
.category-btn {
    display: flex; align-items: center; gap: var(--space-2);
    padding: var(--space-2) var(--space-4); background: var(--gray-50);
    border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
    cursor: pointer; font-size: var(--font-size-sm); font-weight: 500;
    color: var(--gray-700); transition: all var(--transition-fast);
}
.category-btn:hover { border-color: var(--primary); color: var(--primary); }
.category-btn.active { background: var(--primary); color: var(--white); border-color: var(--primary); }
.category-icon { font-size: var(--font-size-base); }

/* === FILTERS === */
.filters { padding: var(--space-3) 0; background: var(--surface-sunken); border-bottom: 1px solid var(--border-subtle); }
.filters-content { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--space-3); }
.filters-left { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.filter-group { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.filter-btn {
    padding: var(--space-1) var(--space-3); background: var(--white);
    border: 1px solid var(--gray-200); border-radius: var(--radius-md);
    cursor: pointer; font-size: var(--font-size-xs); font-weight: 500;
    color: var(--gray-600); transition: all var(--transition-fast);
}
.filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.filter-btn.active { background: var(--primary); color: var(--white); border-color: var(--primary); }
.sort-select {
    padding: var(--space-1) var(--space-3); border: 1px solid var(--gray-200);
    border-radius: var(--radius-md); font-size: var(--font-size-xs); color: var(--gray-700);
    background: var(--white); cursor: pointer; outline: none;
}
.product-count { font-size: var(--font-size-sm); color: var(--gray-500); }

/* === PRODUCTS GRID === */
.products-section { padding: var(--space-6) 0; }
.products-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-4); margin-bottom: var(--space-6);
}
.product-card {
    background: var(--white); border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg); overflow: hidden;
    transition: all var(--transition-normal); opacity: 0; transform: translateY(10px);
}
.product-card.fade-in { opacity: 1; transform: translateY(0); }
.product-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.product-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--space-3) var(--space-4); background: var(--gray-50);
    border-bottom: 1px solid var(--gray-100);
}
.product-code { font-family: monospace; font-size: var(--font-size-xs); font-weight: 600; color: var(--primary); }
.product-badges { display: flex; gap: var(--space-1); }
.product-badge {
    padding: 2px 8px; border-radius: 100px; font-size: 0.65rem;
    font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em;
}
.badge-tested { background: var(--primary-50); color: var(--primary); }
.badge-popular { background: #fef3c7; color: #92400e; }
.badge-new { background: #ede9fe; color: #6d28d9; }
.badge-best-value { background: #ecfdf5; color: #059669; }
.product-body { padding: var(--space-4); }
.product-name { font-size: var(--font-size-base); font-weight: 600; color: var(--gray-900); margin-bottom: var(--space-2); }
.product-spec { font-size: var(--font-size-xs); color: var(--gray-500); margin-bottom: var(--space-3); line-height: 1.5; }
.spec-highlight { color: var(--primary); font-weight: 600; }
.product-pricing {
    margin-bottom: var(--space-3); background: var(--gray-50);
    border: 1px solid var(--gray-100); border-radius: var(--radius-md);
    padding: var(--space-3);
}
.price-display { display: flex; justify-content: space-between; align-items: baseline; }
.price-label { font-size: var(--font-size-xs); color: var(--gray-500); }
.price-value { font-size: 1.5rem; font-weight: 800; color: var(--gray-900); letter-spacing: -0.02em; }
.price-value .price-currency { font-size: 1rem; font-weight: 700; color: var(--gray-600); }
.bulk-pricing { margin-top: var(--space-2); padding-top: var(--space-2); border-top: 1px dashed var(--gray-200); }
.bulk-tier {
    font-size: var(--font-size-xs); color: var(--primary-dark); background: var(--primary-50);
    padding: 3px 10px; border-radius: var(--radius-sm); display: inline-flex;
    align-items: center; gap: 4px; font-weight: 600;
}
.bulk-tier::before { content: ''; display: inline-block; width: 4px; height: 4px; background: var(--primary); border-radius: 50%; }
.price-save {
    font-size: 0.6875rem; color: var(--success-green); font-weight: 600;
    display: block; margin-top: 2px;
}
.product-actions { padding: var(--space-3) var(--space-4); border-top: 1px solid var(--gray-100); display: flex; flex-direction: column; gap: var(--space-2); }
.quantity-selector { display: flex; align-items: center; gap: var(--space-2); }
.qty-btn {
    width: 32px; height: 32px; display: flex; align-items: center; justify-content: center;
    background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-sm);
    cursor: pointer; font-size: var(--font-size-xs); color: var(--gray-700);
    transition: all var(--transition-fast);
}
.qty-btn:hover { background: var(--gray-100); border-color: var(--gray-300); }
.qty-input {
    width: 50px; height: 32px; text-align: center; border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm); font-size: var(--font-size-sm); outline: none;
}
.qty-input:focus { border-color: var(--primary); }
.add-to-cart-btn {
    flex: 1; display: flex; align-items: center; justify-content: center; gap: var(--space-2);
    padding: var(--space-2) var(--space-4); background: var(--primary);
    color: var(--white); border: none; border-radius: var(--radius-md);
    cursor: pointer; font-size: var(--font-size-sm); font-weight: 500;
    transition: all var(--transition-fast);
}
.add-to-cart-btn:hover { background: var(--primary-dark); }
.view-test-report-btn {
    display: flex; align-items: center; justify-content: center; gap: var(--space-2);
    padding: var(--space-2); background: var(--primary-50); color: var(--primary-dark);
    border: 1px solid var(--primary-100); border-radius: var(--radius-md);
    text-decoration: none; font-size: var(--font-size-xs); font-weight: 500;
    transition: all var(--transition-fast);
}
.view-test-report-btn:hover { background: var(--primary-100); }
.janoshik-link { color: var(--primary); text-decoration: none; font-weight: 500; font-size: 0.7rem; }
.janoshik-link:hover { text-decoration: underline; }

.loading { text-align: center; padding: var(--space-8); color: var(--gray-500); }
.loading-spinner {
    width: 40px; height: 40px; border: 3px solid var(--gray-200);
    border-top-color: var(--primary); border-radius: 50%;
    animation: spin 0.8s linear infinite; margin: 0 auto var(--space-4);
}
@keyframes spin { to { transform: rotate(360deg); } }

/* === MODAL SYSTEM === */
.modal {
    display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5); z-index: 2000; overflow-y: auto;
    padding: var(--space-4); align-items: flex-start; justify-content: center;
}
.modal.show { display: flex; }
.modal-content {
    background: var(--white); border-radius: var(--radius-xl);
    width: 100%; max-width: 600px; max-height: 90vh; overflow-y: auto;
    box-shadow: var(--shadow-xl); margin: auto;
}
.modal-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--space-4) var(--space-6); border-bottom: 1px solid var(--gray-200);
    position: sticky; top: 0; background: var(--white); z-index: 1;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}
.modal-title { font-size: var(--font-size-lg); font-weight: 600; color: var(--gray-900); }
.modal-close {
    width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
    background: var(--gray-100); border: none; border-radius: 50%;
    cursor: pointer; color: var(--gray-600); transition: all var(--transition-fast);
}
.modal-close:hover { background: var(--gray-200); color: var(--gray-900); }
.modal-body { padding: var(--space-4) var(--space-6); }

/* === CART === */
.cart-items { max-height: 400px; overflow-y: auto; }
.cart-item {
    display: flex; align-items: center; gap: var(--space-3);
    padding: var(--space-3); border-bottom: 1px solid var(--gray-100);
}
.cart-item-info { flex: 1; }
.cart-item-name { font-weight: 600; font-size: var(--font-size-sm); color: var(--gray-900); }
.cart-item-spec { font-size: var(--font-size-xs); color: var(--gray-500); }
.cart-item-controls { display: flex; align-items: center; gap: var(--space-2); margin-top: var(--space-2); }
.cart-item-quantity { font-size: var(--font-size-xs); color: var(--gray-700); font-weight: 500; min-width: 80px; text-align: center; }
.cart-item-price { font-weight: 600; color: var(--gray-900); font-size: var(--font-size-sm); white-space: nowrap; }
.remove-item-btn {
    width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
    background: none; border: none; color: var(--gray-400); cursor: pointer;
    border-radius: var(--radius-sm); transition: all var(--transition-fast);
}
.remove-item-btn:hover { color: var(--error-red); background: #fef2f2; }
.empty-cart { text-align: center; padding: var(--space-8); color: var(--gray-400); }
.empty-cart i { font-size: 3rem; margin-bottom: var(--space-4); }
.cart-summary { padding: var(--space-4) 0; border-top: 1px solid var(--gray-200); }
.cart-total { display: flex; justify-content: space-between; font-size: var(--font-size-lg); font-weight: 700; margin-bottom: var(--space-4); }
.checkout-btn {
    width: 100%; padding: var(--space-3); background: var(--primary);
    color: var(--white); border: none; border-radius: var(--radius-lg);
    font-size: var(--font-size-base); font-weight: 600; cursor: pointer;
    transition: all var(--transition-fast); display: flex; align-items: center;
    justify-content: center; gap: var(--space-2);
}
.checkout-btn:hover { background: var(--primary-dark); }

/* === CHECKOUT === */
.checkout-steps {
    display: flex; justify-content: space-between; margin-bottom: var(--space-6);
    padding: var(--space-4) 0; border-bottom: 1px solid var(--gray-200);
}
.step {
    display: flex; align-items: center; gap: var(--space-2);
    font-size: var(--font-size-xs); color: var(--gray-400);
}
.step.active { color: var(--primary); }
.step.completed { color: var(--success-green); }
.step-number {
    width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
    border-radius: 50%; border: 2px solid currentColor; font-weight: 700; font-size: 0.7rem;
}
.step.active .step-number { background: var(--primary); color: white; border-color: var(--primary); }
.step.completed .step-number { background: var(--success-green); color: white; border-color: var(--success-green); }
.step-text { display: none; }
@media (min-width: 480px) { .step-text { display: inline; } }

.order-summary { margin-bottom: var(--space-4); }
.order-warehouse { margin-bottom: var(--space-4); }
.change-warehouse-btn {
    width: 100%; padding: var(--space-3); background: var(--primary-50);
    border: 1px solid var(--primary-100); border-radius: var(--radius-md);
    color: var(--primary-dark); font-size: var(--font-size-sm); font-weight: 500;
    cursor: pointer; text-align: left;
}
.checkout-item {
    display: flex; justify-content: space-between; align-items: flex-start;
    padding: var(--space-3) 0; border-bottom: 1px solid var(--gray-100);
}
.checkout-item-info { flex: 1; }
.checkout-item-name { font-weight: 600; font-size: var(--font-size-sm); }
.checkout-item-spec { font-size: var(--font-size-xs); color: var(--gray-500); }
.checkout-item-quantity { font-size: var(--font-size-xs); color: var(--gray-600); margin-top: 2px; }
.checkout-item-price { font-weight: 600; font-size: var(--font-size-sm); white-space: nowrap; }
.order-total { margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid var(--gray-200); }
.total-row { display: flex; justify-content: space-between; padding: var(--space-2) 0; font-size: var(--font-size-sm); }
.total-row.final-total { font-size: var(--font-size-lg); font-weight: 700; border-top: 2px solid var(--primary); padding-top: var(--space-3); margin-top: var(--space-2); }
.discount-amount { color: var(--success-green); font-weight: 600; }
.discount-row { color: var(--success-green); }
.btc-discount-row { color: #f59e0b; }

.checkout-actions { display: flex; gap: var(--space-3); justify-content: flex-end; margin-top: var(--space-6); }

/* Shipping Form */
.shipping-form { display: flex; flex-direction: column; gap: var(--space-4); }
.form-group { display: flex; flex-direction: column; gap: var(--space-1); }
.form-group label { font-size: var(--font-size-sm); font-weight: 500; color: var(--gray-700); }
.form-group input, .form-group textarea, .form-group select {
    padding: var(--space-3); border: 1px solid var(--gray-300);
    border-radius: var(--radius-md); font-size: var(--font-size-base); outline: none;
    transition: border-color var(--transition-fast);
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
@media (max-width: 480px) { .form-row { grid-template-columns: 1fr; } }

/* Payment Methods */
.payment-methods { display: flex; flex-direction: column; gap: var(--space-3); }
.payment-method { cursor: pointer; }
.payment-method input { display: none; }
.payment-option {
    display: flex; align-items: flex-start; gap: var(--space-3);
    padding: var(--space-4); border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg); transition: all var(--transition-fast);
}
.payment-method input:checked + .payment-option { border-color: var(--primary); background: var(--primary-50); }
.payment-icon { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; color: var(--primary); }
.payment-info { flex: 1; }
.payment-info h4 { font-size: var(--font-size-sm); font-weight: 600; color: var(--gray-900); margin-bottom: 2px; }
.payment-info p { font-size: var(--font-size-xs); color: var(--gray-500); }
.discount-badge { background: var(--primary); color: white; padding: 2px 8px; border-radius: 100px; font-size: 0.65rem; font-weight: 600; margin-left: 4px; }

/* Spend notification */
.spend-notification {
    background: #fffbeb; border: 1px solid #fcd34d; border-radius: var(--radius-md);
    padding: var(--space-3); margin-bottom: var(--space-4);
}
.notification-content { display: flex; align-items: center; gap: var(--space-2); font-size: var(--font-size-sm); color: #92400e; }

/* === NOTIFICATION TOAST === */
.notification-toast {
    position: fixed; top: 20px; right: 20px; z-index: 3000;
    transform: translateX(120%); transition: transform 0.3s ease;
}
.notification-toast.show { transform: translateX(0); }
.toast-content {
    display: flex; align-items: center; gap: var(--space-3);
    padding: var(--space-3) var(--space-4); background: var(--white);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-xl);
    border-left: 4px solid var(--success-green); min-width: 280px;
}
.toast-content.error { border-left-color: var(--error-red); }
.toast-content.warning { border-left-color: var(--warning-yellow); }
.toast-content.info { border-left-color: var(--primary); }
.toast-icon { font-size: 1.2rem; }
.toast-message { font-weight: 600; font-size: var(--font-size-sm); }
.toast-subtitle { font-size: var(--font-size-xs); color: var(--gray-500); }
.toast-close { background: none; border: none; color: var(--gray-400); cursor: pointer; padding: 4px; }

/* === ABOUT & CONTACT MODALS === */
.about-content, .contact-content { line-height: 1.7; }
.about-section, .contact-section { margin-bottom: var(--space-6); }
.about-section h3, .contact-section h3 { font-size: var(--font-size-lg); font-weight: 600; margin-bottom: var(--space-3); color: var(--gray-900); }
.about-section p, .contact-section p { margin-bottom: var(--space-3); color: var(--gray-700); }
.about-section ul, .contact-section ul { padding-left: var(--space-6); margin-bottom: var(--space-3); }
.about-section li, .contact-section li { margin-bottom: var(--space-2); color: var(--gray-700); }
.contact-item { display: flex; align-items: flex-start; gap: var(--space-3); margin-bottom: var(--space-3); }
.contact-item i { color: var(--primary); margin-top: 4px; }
.contact-item a { color: var(--primary); text-decoration: none; }
.contact-item a:hover { text-decoration: underline; }

/* === RESPONSIVE === */
@media (max-width: 640px) {
    .hero-title { font-size: 1.5rem; }
    .hero-subtitle { font-size: 0.875rem; }
    .hero-eyebrow { font-size: 0.625rem; }
    .hero-cta { flex-direction: column; }
    .hero-cta-primary, .hero-cta-secondary { width: 100%; justify-content: center; }
    .hero-trust-row { gap: 0.75rem; }
    .hero-trust-item { font-size: 0.75rem; }
    .sale-bar-text { font-size: 0.6875rem; }
    .sale-bar-timer { font-size: 0.6875rem; }
    .deal-card { margin-top: 0.5rem; }
    .products-grid { grid-template-columns: 1fr; }
    .nav-links { gap: 0; }
    .nav-link { padding: var(--space-1) var(--space-2); font-size: var(--font-size-xs); }
    .search-input { width: 160px; }
    .search-input:focus { width: 200px; }
    .header-content { flex-wrap: wrap; }
    .modal-content { max-width: 100%; margin: var(--space-2); }
    .modal-body { padding: var(--space-3); }
    body { padding-bottom: 60px; }
    .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
    .header .shipping-info { display: none; }
    .header .cart-btn.desktop-only { display: none !important; }
}

/* Footer */
.footer {
    background: var(--gray-900); color: var(--gray-400); padding: 2.5rem 0 2rem;
    margin-top: var(--space-8); font-size: var(--font-size-sm);
}
.footer a { color: var(--primary-lighter); text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.footer-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem; margin-bottom: 2rem;
}
.footer-col h4 { color: var(--gray-200); font-size: 0.875rem; font-weight: 600; margin-bottom: 0.75rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.375rem; }
.footer-col ul li a { color: var(--gray-400); font-size: 0.8125rem; }
.footer-col ul li a:hover { color: var(--primary-lighter); }
.footer-col p { font-size: 0.8125rem; line-height: 1.6; }
.footer-bottom {
    border-top: 1px solid var(--gray-700); padding-top: 1.5rem;
    display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem;
}
.footer-bottom p { font-size: 0.75rem; }
.footer-social { display: flex; gap: 0.75rem; }
.footer-social a {
    width: 32px; height: 32px; display: flex; align-items: center; justify-content: center;
    background: var(--gray-800); border-radius: var(--radius-md); color: var(--gray-400);
    transition: all var(--transition-fast);
}
.footer-social a:hover { background: var(--primary); color: white; }


/* ============================================
   ENHANCED STYLES — Visual & UI Improvements
   ============================================ */

/* === 1. HERO SECTION REDESIGN === */
.hero-section {
    background: linear-gradient(135deg, var(--white) 0%, var(--primary-50) 50%, var(--primary-100) 100%);
    padding: 4rem 0 3.5rem;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.hero-title {
    font-size: 2.5rem;
    letter-spacing: -0.035em;
    line-height: 1.08;
    margin-bottom: 1rem;
}
@media (min-width: 640px) {
    .hero-title { font-size: 3rem; }
}
.hero-subtitle {
    font-size: 1.0625rem;
    margin-bottom: 2rem;
}
.hero-cta {
    margin-bottom: 2rem;
}

/* Enhanced CTA buttons */
.hero-cta-primary {
    padding: 0.875rem 2rem;
    font-size: 0.9375rem;
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(13, 148, 136, 0.25);
    position: relative;
    overflow: hidden;
}
.hero-cta-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.5s ease;
}
.hero-cta-primary:hover::after {
    left: 100%;
}
.hero-cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(13, 148, 136, 0.35);
}
.hero-cta-secondary {
    padding: 0.875rem 2rem;
    font-size: 0.9375rem;
}
.hero-cta-secondary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}


/* === 2. TRUST / VERIFICATION SECTION === */
.trust-section {
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    padding: 3rem 0;
}
.trust-header {
    margin-bottom: 2rem;
}
.trust-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    position: relative;
    display: inline-block;
}
.trust-header h2::after {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
    margin: 0.5rem auto 0;
}
.trust-card {
    padding: 1.25rem 1.5rem;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}
.trust-card:hover {
    border-color: var(--primary);
    background: var(--primary-50);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(13, 148, 136, 0.12);
}
.trust-card-icon {
    width: 44px;
    height: 44px;
    font-size: 1.125rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
}
.trust-card:hover .trust-card-icon {
    background: linear-gradient(135deg, var(--primary-100), var(--primary-lighter));
}
.trust-card-text h4 {
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}
.trust-stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


/* === 3. SCROLL-REVEAL ANIMATIONS === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Hero entrance animations */
.hero-eyebrow {
    animation: fadeInUp 0.6s ease-out 0.1s both;
}
.hero-title {
    animation: fadeInUp 0.6s ease-out 0.2s both;
}
.hero-subtitle {
    animation: fadeInUp 0.6s ease-out 0.3s both;
}
.hero-cta {
    animation: fadeInUp 0.6s ease-out 0.4s both;
}
.hero-trust-row {
    animation: fadeInUp 0.6s ease-out 0.5s both;
}
.deal-card {
    animation: slideInRight 0.6s ease-out 0.3s both;
}


/* === 4. PRODUCT CARD HOVER STATES === */
.product-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.product-card.fade-in {
    opacity: 1;
    transform: translateY(0);
}
.product-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: 0 12px 32px rgba(13, 148, 136, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
}

/* Product image zoom on hover */
.product-header {
    overflow: hidden;
    position: relative;
}
.product-header img {
    transition: transform 0.4s ease;
}
.product-card:hover .product-header img {
    transform: scale(1.05);
}

/* Enhanced add-to-cart button */
.add-to-cart-btn {
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}
.add-to-cart-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(13, 148, 136, 0.3);
}
.add-to-cart-btn:active {
    transform: translateY(0);
    box-shadow: none;
}

/* Product badge pulse for popular items */
.badge-popular {
    position: relative;
}
@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.3); }
    50% { box-shadow: 0 0 0 4px rgba(245, 158, 11, 0); }
}
.badge-popular {
    animation: badgePulse 2.5s ease-in-out infinite;
}


/* === 5. MODAL POLISH === */
.modal {
    opacity: 0;
    transition: opacity 0.25s ease;
    backdrop-filter: blur(4px);
}
.modal.show {
    display: flex;
    opacity: 1;
}
.modal-content {
    transform: translateY(20px) scale(0.98);
    transition: transform 0.3s ease, opacity 0.3s ease;
    opacity: 0;
}
.modal.show .modal-content {
    transform: translateY(0) scale(1);
    opacity: 1;
}
.modal-header {
    background: linear-gradient(135deg, var(--primary-50), var(--white));
    border-bottom: 2px solid var(--primary-100);
    padding: var(--space-4) var(--space-6);
}
.modal-title {
    color: var(--primary-darker);
    font-weight: 700;
}
.modal-close {
    background: var(--white);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}
.modal-close:hover {
    background: var(--error-red);
    color: var(--white);
    border-color: var(--error-red);
    transform: rotate(90deg);
}


/* === 6. SALE ANNOUNCEMENT BAR ANIMATION === */
@keyframes saleShimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}
.sale-bar {
    background: linear-gradient(
        90deg,
        #b91c1c 0%,
        #dc2626 25%,
        #ef4444 50%,
        #dc2626 75%,
        #b91c1c 100%
    );
    background-size: 200% 100%;
    animation: saleShimmer 4s ease-in-out infinite;
    position: relative;
    overflow: hidden;
}
.sale-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
    animation: saleGlint 3s ease-in-out infinite;
}
@keyframes saleGlint {
    0% { left: -100%; }
    100% { left: 200%; }
}
.sale-bar-text {
    text-shadow: 0 1px 2px rgba(0,0,0,0.15);
}
.sale-bar-timer {
    animation: fadeIn 0.5s ease-out both;
}


/* === 7. FOOTER IMPROVEMENTS === */
.footer {
    background: linear-gradient(180deg, var(--gray-800) 0%, var(--gray-900) 100%);
    padding: 3.5rem 0 2rem;
}
.footer-col h4 {
    color: var(--white);
    font-size: 0.9375rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    padding-bottom: 0.625rem;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--primary);
    border-radius: 1px;
}
.footer-col ul li {
    margin-bottom: 0.5rem;
}
.footer-col ul li a {
    color: var(--gray-400);
    font-size: 0.8125rem;
    transition: color 0.2s ease, padding-left 0.2s ease;
    position: relative;
    display: inline-block;
}
.footer-col ul li a::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary-lighter);
    transition: width 0.25s ease;
}
.footer-col ul li a:hover {
    color: var(--primary-lighter);
    padding-left: 4px;
    text-decoration: none;
}
.footer-col ul li a:hover::after {
    width: 100%;
}
.footer a:hover {
    text-decoration: none;
}
.footer-social a {
    transition: all 0.25s ease;
}
.footer-social a:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(13, 148, 136, 0.3);
}
.footer-bottom {
    border-top-color: var(--gray-700);
    padding-top: 2rem;
    margin-top: 0.5rem;
}


/* === 8. MOBILE RESPONSIVE ADJUSTMENTS FOR NEW STYLES === */
@media (max-width: 640px) {
    /* Hero adjustments */
    .hero-section {
        padding: 2.5rem 0 2rem;
    }
    .hero-title {
        font-size: 1.75rem;
    }
    .hero-subtitle {
        font-size: 0.9375rem;
    }
    .hero-cta-primary,
    .hero-cta-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }

    /* Trust section adjustments */
    .trust-section {
        padding: 2rem 0;
    }
    .trust-header h2 {
        font-size: 1.25rem;
    }
    .trust-card {
        padding: 1rem 1.25rem;
    }
    .trust-card-icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    /* Product card adjustments */
    .product-card:hover {
        transform: translateY(-3px);
    }

    /* Modal adjustments */
    .modal-content {
        max-width: 100%;
        margin: var(--space-2);
        border-radius: var(--radius-lg);
    }
    .modal-header {
        padding: var(--space-3) var(--space-4);
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }

    /* Footer adjustments */
    .footer {
        padding: 2.5rem 0 1.5rem;
    }
    .footer-col h4 {
        font-size: 0.8125rem;
    }

    /* Reduce animation intensity on mobile */
    .hero-eyebrow,
    .hero-title,
    .hero-subtitle,
    .hero-cta,
    .hero-trust-row,
    .deal-card {
        animation-duration: 0.4s;
    }
    .reveal {
        transition-duration: 0.4s;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    .trust-grid {
        grid-template-columns: 1fr;
    }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .hero-eyebrow,
    .hero-title,
    .hero-subtitle,
    .hero-cta,
    .hero-trust-row,
    .deal-card {
        animation: none;
    }
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .sale-bar {
        animation: none;
    }
    .sale-bar::after {
        animation: none;
    }
    .badge-popular {
        animation: none;
    }
    .hero-cta-primary::after {
        display: none;
    }
    .modal-close:hover {
        transform: none;
    }
    .product-card:hover {
        transform: none;
    }
    .footer-social a:hover {
        transform: none;
    }
}


/* =====================================================
   MOBILE OPTIMIZATION PASS
   Comprehensive mobile visibility, touch targets,
   typography, and usability improvements.
   ===================================================== */

/* --------------------------------------------------
   M1. MOBILE TYPOGRAPHY — readable sizes & spacing
   -------------------------------------------------- */
@media (max-width: 767px) {
    body {
        font-size: 1rem;          /* ensure 16px base */
        line-height: 1.65;
        -webkit-text-size-adjust: 100%;
    }

    /* Enforce minimum font sizes across the board */
    .product-spec,
    .product-code,
    .bulk-tier,
    .price-label,
    .price-save,
    .product-badge,
    .filter-btn,
    .sort-select,
    .step,
    .checkout-item-spec,
    .checkout-item-quantity,
    .cart-item-spec,
    .toast-subtitle,
    .catalog-count,
    .catalog-tab,
    .cn-divider span,
    .footer-bottom p {
        font-size: 0.8125rem;     /* 13px minimum */
    }

    /* Slightly bump body-level text */
    .product-name {
        font-size: 1.0625rem;
        font-weight: 700;
        line-height: 1.4;
    }
    .product-body {
        padding: var(--space-4) var(--space-4) var(--space-3);
    }

    /* Headings scale-down that stays readable */
    h1, .hero-title  { font-size: 1.85rem; line-height: 1.15; }
    h2               { font-size: 1.35rem; line-height: 1.25; }
    h3               { font-size: 1.125rem; line-height: 1.3; }

    .trust-header p,
    .hero-subtitle,
    .about-section p,
    .contact-section p,
    .policy-section ul li {
        font-size: 0.9375rem;
        line-height: 1.65;
    }
}

@media (max-width: 479px) {
    h1, .hero-title { font-size: 1.625rem; }
    h2              { font-size: 1.2rem; }
}


/* --------------------------------------------------
   M2. TOUCH TARGETS — 44x44 px minimum everywhere
   -------------------------------------------------- */
@media (max-width: 767px) {
    /* Navigation links */
    .nav-link {
        padding: 0.625rem 0.75rem;
        font-size: 0.875rem;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }

    /* Category buttons */
    .category-btn {
        padding: 0.625rem 1rem;
        min-height: 44px;
        font-size: 0.875rem;
    }

    /* Filter buttons */
    .filter-btn {
        padding: 0.5rem 0.875rem;
        min-height: 40px;
        display: inline-flex;
        align-items: center;
    }

    /* Sort select */
    .sort-select {
        min-height: 44px;
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }

    /* Cart button in header */
    .cart-btn {
        padding: 0.625rem 1rem;
        min-height: 44px;
        font-size: 0.875rem;
    }

    /* Add-to-cart button */
    .add-to-cart-btn {
        padding: 0.75rem 1rem;
        min-height: 48px;
        font-size: 0.9375rem;
        font-weight: 600;
    }

    /* Quantity buttons */
    .qty-btn {
        width: 44px;
        height: 44px;
        font-size: 0.875rem;
    }
    .qty-input {
        width: 56px;
        height: 44px;
        font-size: 1rem;
    }

    /* Checkout button */
    .checkout-btn {
        padding: 0.875rem;
        min-height: 52px;
        font-size: 1.0625rem;
        font-weight: 700;
    }

    /* View test report button */
    .view-test-report-btn {
        padding: 0.625rem;
        min-height: 44px;
        font-size: 0.8125rem;
    }

    /* CTA buttons */
    .btn {
        min-height: 44px;
        padding: 0.625rem 1.25rem;
    }
    .btn-sm {
        min-height: 40px;
        padding: 0.5rem 1rem;
    }
    .btn-lg {
        min-height: 52px;
        padding: 0.875rem 1.5rem;
    }

    /* Cart item remove button */
    .remove-item-btn {
        width: 44px;
        height: 44px;
        font-size: 1rem;
    }

    /* Modal close button */
    .modal-close {
        width: 44px;
        height: 44px;
        font-size: 1.125rem;
    }

    /* Pagination buttons (generic) */
    .pagination button,
    .pagination a {
        min-width: 44px;
        min-height: 44px;
    }

    /* Footer link targets */
    .footer-col ul li a {
        display: inline-block;
        padding: 0.375rem 0;
        min-height: 40px;
        line-height: 2.2;
    }

    /* Sale bar link */
    .sale-bar-link {
        padding: 0.375rem 0.5rem;
        min-height: 36px;
        display: inline-flex;
        align-items: center;
    }

    /* Catalog tabs */
    .catalog-tab {
        padding: 0.5rem 1rem;
        min-height: 40px;
        display: inline-flex;
        align-items: center;
    }

    /* Trust cards as touch targets */
    .trust-card {
        min-height: 44px;
    }

    /* Mobile sticky toolbar buttons */
    .mobile-search-btn,
    .mobile-sticky-toolbar .cart-btn {
        min-width: 44px;
        min-height: 44px;
        padding: 0.5rem 0.75rem;
        font-size: 0.8125rem;
    }
}


/* --------------------------------------------------
   M3. MOBILE HERO SECTION — stacked, readable
   -------------------------------------------------- */
@media (max-width: 767px) {
    .hero-section {
        padding: 2rem 0 1.75rem;
    }
    .hero-grid {
        gap: 1.25rem;
    }
    .hero-title {
        font-size: 1.85rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    .hero-subtitle {
        max-width: 100%;
        margin-bottom: 1.25rem;
    }
    .hero-cta {
        flex-direction: column;
        gap: 0.625rem;
        margin-bottom: 1.5rem;
    }
    .hero-cta-primary,
    .hero-cta-secondary {
        width: 100%;
        justify-content: center;
        min-height: 48px;
        font-size: 0.9375rem;
    }
    .hero-trust-row {
        gap: 0.625rem;
        flex-wrap: wrap;
    }
    .hero-trust-item {
        font-size: 0.8125rem;
    }
    .hero-eyebrow {
        font-size: 0.6875rem;
    }

    /* Deal card full-width and compact */
    .deal-card {
        margin-top: 0.25rem;
    }
    .deal-card-badge {
        padding: 0.5rem 1rem;
    }
    .deal-card-body {
        padding: 1rem;
    }
    .deal-tier {
        padding: 0.625rem 0;
    }
    .deal-tier-label,
    .deal-tier-value {
        font-size: 0.875rem;
    }
}

@media (max-width: 479px) {
    .hero-section {
        padding: 1.5rem 0 1.25rem;
    }
    .hero-title {
        font-size: 1.625rem;
    }
    .hero-subtitle {
        font-size: 0.875rem;
    }
}


/* --------------------------------------------------
   M4. PRODUCT GRID — 1-col phones, 2-col tablets
   -------------------------------------------------- */
@media (max-width: 767px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    /* Ensure product images have good aspect ratio */
    .product-header {
        min-height: 48px;
    }
    .product-header img {
        width: 100%;
        height: auto;
        aspect-ratio: 4 / 3;
        object-fit: cover;
    }

    /* Tighter card layout for 2-col */
    .product-card {
        font-size: 0.875rem;
    }
    .product-actions {
        padding: var(--space-3);
    }
    .quantity-selector {
        flex-wrap: wrap;
        gap: var(--space-2);
    }

    /* Reduce card hover lift on mobile to prevent jank */
    .product-card:hover {
        transform: translateY(-2px);
    }
}

@media (max-width: 479px) {
    .products-grid {
        grid-template-columns: 1fr;
        gap: 0.875rem;
    }

    /* Single column: restore larger layout */
    .product-header {
        padding: var(--space-3) var(--space-4);
    }
    .product-body {
        padding: var(--space-4);
    }
    .product-name {
        font-size: 1.0625rem;
    }
    .product-pricing {
        padding: var(--space-3);
    }
    .price-value {
        font-size: 1.375rem;
    }
}


/* --------------------------------------------------
   M5. MOBILE NAVIGATION — header & sticky toolbar
   -------------------------------------------------- */
@media (max-width: 767px) {
    /* Header compact */
    .header {
        padding: var(--space-2) 0;
    }
    .header-content {
        gap: var(--space-2);
    }
    .logo-text {
        font-size: 1.05rem;
    }
    .logo-text small {
        font-size: 0.6rem;
    }

    /* Nav row: horizontal scroll if too many links */
    .nav {
        padding: var(--space-2) 0;
    }
    .nav-content {
        flex-direction: column;
        gap: var(--space-2);
    }
    .nav-links {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        flex-wrap: nowrap;
        padding-bottom: 2px;
    }
    .nav-links::-webkit-scrollbar {
        display: none;
    }

    /* Search input full-width when present in nav */
    .search-container {
        width: 100%;
    }
    .search-input {
        width: 100%;
    }
    .search-input:focus {
        width: 100%;
    }

    /* Mobile sticky toolbar improved spacing */
    .mobile-sticky-toolbar {
        padding: var(--space-2) var(--space-4);
        gap: var(--space-3);
    }
    .sticky-buttons {
        gap: var(--space-3);
    }
    .sticky-logo-text {
        font-size: 0.8125rem;
    }
    .btn-text {
        font-size: 0.6875rem;
    }

    /* Mobile search dropdown */
    .mobile-search-input {
        min-height: 48px;
        font-size: 1rem;
    }
}


/* --------------------------------------------------
   M6. MOBILE MODALS — full-screen bottom sheet
   -------------------------------------------------- */
@media (max-width: 767px) {
    .modal {
        padding: 0;
        align-items: flex-end;
    }
    .modal-content {
        max-width: 100%;
        width: 100%;
        max-height: 95vh;
        margin: 0;
        border-radius: 12px 12px 0 0;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    .modal.show .modal-content {
        transform: translateY(0) scale(1);
    }
    .modal-header {
        padding: var(--space-4);
        border-radius: 12px 12px 0 0;
        position: sticky;
        top: 0;
        z-index: 2;
    }
    .modal-body {
        padding: var(--space-4);
        overflow-y: auto;
    }
    .modal-close {
        width: 44px;
        height: 44px;
        flex-shrink: 0;
    }

    /* Cart modal items — readable */
    .cart-item {
        padding: var(--space-3) var(--space-2);
        gap: var(--space-3);
        flex-wrap: wrap;
    }
    .cart-item-name {
        font-size: 0.9375rem;
        font-weight: 700;
    }
    .cart-item-spec {
        font-size: 0.8125rem;
    }
    .cart-item-price {
        font-size: 0.9375rem;
        font-weight: 700;
    }
    .cart-item-quantity {
        font-size: 0.8125rem;
    }
    .cart-items {
        max-height: 55vh;
    }

    /* Full catalog modal */
    .catalog-modal .modal-content {
        max-width: 100%;
        max-height: 95vh;
    }
}


/* --------------------------------------------------
   M7. MOBILE CART & CHECKOUT — full-width, big inputs
   -------------------------------------------------- */
@media (max-width: 767px) {
    /* Cart summary */
    .cart-summary {
        padding: var(--space-4) 0;
    }
    .cart-total {
        font-size: 1.125rem;
    }

    /* Checkout steps */
    .checkout-steps {
        gap: var(--space-1);
        padding: var(--space-3) 0;
        margin-bottom: var(--space-4);
    }
    .step {
        font-size: 0.8125rem;
    }
    .step-number {
        width: 28px;
        height: 28px;
        font-size: 0.75rem;
    }

    /* Form inputs */
    .form-group input,
    .form-group textarea,
    .form-group select {
        min-height: 48px;
        padding: 0.75rem;
        font-size: 1rem;
        border-radius: var(--radius-md);
    }
    .form-group label {
        font-size: 0.875rem;
        font-weight: 600;
        margin-bottom: 0.25rem;
    }
    .shipping-form {
        gap: 1rem;
    }
    .form-row {
        gap: 1rem;
    }

    /* Checkout items */
    .checkout-item {
        padding: var(--space-3) 0;
    }
    .checkout-item-name {
        font-size: 0.9375rem;
    }
    .checkout-item-price {
        font-size: 0.9375rem;
    }
    .order-total {
        margin-top: var(--space-3);
        padding-top: var(--space-3);
    }
    .total-row {
        font-size: 0.9375rem;
        padding: 0.375rem 0;
    }
    .total-row.final-total {
        font-size: 1.125rem;
    }

    /* Payment methods */
    .payment-option {
        padding: var(--space-3);
    }
    .payment-info h4 {
        font-size: 0.9375rem;
    }
    .payment-info p {
        font-size: 0.8125rem;
    }

    /* Checkout actions */
    .checkout-actions {
        flex-direction: column;
        gap: var(--space-3);
        margin-top: var(--space-4);
    }
    .checkout-actions .btn {
        width: 100%;
        justify-content: center;
    }

    /* Spend notification */
    .spend-notification {
        padding: var(--space-3);
    }
    .notification-content {
        font-size: 0.875rem;
    }
}


/* --------------------------------------------------
   M8. FILTERS & CATEGORIES — horizontal scrollable
   -------------------------------------------------- */
@media (max-width: 767px) {
    /* Categories: horizontal scroll */
    .category-grid {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        justify-content: flex-start;
        padding-bottom: 4px;
        gap: var(--space-2);
        /* Fade edges via mask */
        -webkit-mask-image: linear-gradient(
            to right,
            transparent 0,
            black 8px,
            black calc(100% - 24px),
            transparent 100%
        );
        mask-image: linear-gradient(
            to right,
            transparent 0,
            black 8px,
            black calc(100% - 24px),
            transparent 100%
        );
    }
    .category-grid::-webkit-scrollbar {
        display: none;
    }
    .category-btn {
        flex-shrink: 0;
        white-space: nowrap;
    }

    /* Filters: horizontal scroll */
    .filters-content {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
    }
    .filters-left {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        flex-wrap: nowrap;
        gap: var(--space-2);
    }
    .filters-left::-webkit-scrollbar {
        display: none;
    }
    .filter-group {
        flex-wrap: nowrap;
        flex-shrink: 0;
    }
    .filter-btn {
        flex-shrink: 0;
        white-space: nowrap;
    }

    /* Catalog tabs: horizontal scroll */
    .catalog-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        gap: var(--space-2);
    }
    .catalog-tabs::-webkit-scrollbar {
        display: none;
    }
    .catalog-tab {
        flex-shrink: 0;
        white-space: nowrap;
    }
}


/* --------------------------------------------------
   M9. MOBILE FOOTER — stacked, big tap targets
   -------------------------------------------------- */
@media (max-width: 767px) {
    .footer {
        padding: 2rem 0 5rem;  /* extra bottom padding for sticky toolbar */
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 1.75rem;
    }
    .footer-col h4 {
        font-size: 0.875rem;
        margin-bottom: 0.875rem;
    }
    .footer-col ul li {
        margin-bottom: 0.125rem;
    }
    .footer-col ul li a {
        padding: 0.5rem 0;
        font-size: 0.875rem;
        display: block;
    }
    .footer-col p {
        font-size: 0.875rem;
        line-height: 1.65;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
    .footer-bottom p {
        font-size: 0.8125rem;
    }
    .footer-social {
        justify-content: center;
    }
    .footer-social a {
        width: 44px;
        height: 44px;
        font-size: 1.125rem;
    }
}


/* --------------------------------------------------
   M10. SALE BAR & ANNOUNCEMENTS — wrap & readable
   -------------------------------------------------- */
@media (max-width: 767px) {
    .sale-bar {
        padding: 0.5rem 0.75rem;
    }
    .sale-bar-inner {
        gap: 0.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    .sale-bar-text {
        font-size: 0.8125rem;
        text-align: center;
        line-height: 1.4;
        word-break: break-word;
    }
    .sale-bar-timer {
        font-size: 0.8125rem;
    }
    .sale-bar-link {
        font-size: 0.8125rem;
    }
}

@media (max-width: 479px) {
    .sale-bar-text {
        font-size: 0.8125rem;  /* min 13px enforced */
    }
    .sale-bar-inner {
        flex-direction: column;
        gap: 0.25rem;
    }
}


/* --------------------------------------------------
   M11. VISIBILITY — contrast, icon sizes, clipping
   -------------------------------------------------- */
@media (max-width: 767px) {
    /* Larger icons across mobile */
    i.fa, i.fas, i.far, i.fab,
    .trust-card-icon i,
    .hero-trust-item i,
    .category-icon,
    .product-header i {
        font-size: 1.125em;
    }

    /* Bolder key text */
    .price-value {
        font-weight: 800;
    }
    .cart-total {
        font-weight: 800;
    }
    .total-row.final-total {
        font-weight: 800;
    }

    /* Prevent content clipping on small screens */
    .hero-section,
    .trust-section,
    .products-section,
    .categories,
    .filters {
        overflow-x: hidden;
        overflow-y: visible;
    }

    /* Ensure container doesn't clip */
    .container {
        overflow: visible;
    }

    /* Improve text contrast for lighter colors */
    .text-gray-500 {
        color: var(--gray-600);
    }
    .product-spec {
        color: var(--gray-600);
    }
    .hero-trust-item {
        color: var(--gray-600);
    }
    .trust-card-text p {
        color: var(--gray-600);
    }

    /* Deal card readability */
    .deal-card-badge span:first-child {
        font-size: 0.75rem;
    }
    .deal-card-badge span:last-child {
        font-size: 0.75rem;
    }

    /* Notification toast: full-width on mobile */
    .notification-toast {
        right: var(--space-3);
        left: var(--space-3);
    }
    .toast-content {
        width: 100%;
        min-width: unset;
    }
}


/* --------------------------------------------------
   M12. PERFORMANCE — reduced motion & will-change
   -------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    /* Additional reduced-motion overrides */
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Sparingly apply will-change only to actively animated elements */
@media (max-width: 767px) {
    .modal-content {
        will-change: transform;
    }
    .notification-toast {
        will-change: transform;
    }
    .product-card {
        will-change: auto;   /* remove will-change on mobile cards for perf */
    }

    /* Simplify animations on mobile */
    .product-card:hover .product-header img {
        transform: none;     /* disable image zoom on mobile */
    }
    .modal-close:hover {
        transform: none;     /* disable rotate on mobile */
    }
    .footer-social a:hover {
        transform: none;     /* disable lift on mobile */
    }

    /* Reduce badge pulse on mobile */
    .badge-popular {
        animation: none;
    }

    /* Ensure body accommodates sticky toolbar */
    body {
        padding-bottom: 70px;
    }
}

/* === TRUSTPILOT BANNER === */
.trustpilot-banner {
    background: linear-gradient(135deg, #00b67a 0%, #009e6a 100%);
    padding: 14px 0;
    transition: background 0.3s ease;
}
.trustpilot-banner:hover {
    background: linear-gradient(135deg, #00c984 0%, #00b67a 100%);
}
.tp-banner-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.tp-banner-left {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.tp-banner-stars {
    display: flex;
    gap: 3px;
}
.tp-b-star {
    width: 26px;
    height: 26px;
    background: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
}
.tp-b-star.half {
    background: linear-gradient(90deg, #fff 50%, rgba(255,255,255,0.35) 50%);
}
.tp-banner-score {
    color: #fff;
    font-size: 1rem;
    font-weight: 500;
}
.tp-banner-score strong {
    font-weight: 800;
    font-size: 1.15rem;
}
.tp-banner-count {
    color: rgba(255,255,255,0.85);
    font-size: 0.875rem;
}
.tp-banner-btn {
    display: inline-flex;
    align-items: center;
    padding: 10px 24px;
    background: #fff;
    color: #00b67a;
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
}
.tp-banner-btn:hover {
    background: #f0fdf4;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
@media (max-width: 600px) {
    .trustpilot-banner { padding: 12px 0; }
    .tp-banner-inner { justify-content: center; text-align: center; }
    .tp-banner-left { justify-content: center; }
    .tp-b-star { width: 22px; height: 22px; }
    .tp-banner-score { font-size: 0.9rem; }
    .tp-banner-btn { padding: 8px 20px; font-size: 0.875rem; }
}


/* --------------------------------------------------
   M-EXTRA. SMALL PHONE REFINEMENTS (< 360px)
   -------------------------------------------------- */
@media (max-width: 359px) {
    .hero-title {
        font-size: 1.375rem;
    }
    .hero-cta-primary,
    .hero-cta-secondary {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }
    .product-name {
        font-size: 0.9375rem;
    }
    .price-value {
        font-size: 1.25rem;
    }
    .modal-header {
        padding: var(--space-3);
    }
    .modal-body {
        padding: var(--space-3);
    }
    .container {
        padding: 0 var(--space-3);
    }
}