/* ═══════════════════════════════════════════════════════
   WELDCOOL — Main Stylesheet
   Replicates the Next.js/Tailwind design in plain CSS
   ═══════════════════════════════════════════════════════ */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --weldcool: #0b8cd5;
    --weldcool-600: #0a7ab8;
    --eco: #a1ba2c;
    --eco-600: #8da626;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --red-500: #ef4444;
    --green-500: #22c55e;
    --green-600: #16a34a;
    --amber-600: #d97706;
    --blue-600: #2563eb;
    --purple-600: #9333ea;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: var(--font); color: var(--gray-600); line-height: 1.625; background: #fff; }

::selection { background: rgba(11,140,213,0.15); color: var(--gray-900); }

img { max-width: 100%; height: auto; display: block; }
a { color: var(--weldcool); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--weldcool-600); }
strong { font-weight: 600; color: var(--gray-700); }

/* ── Typography ── */
h1 { font-size: 2.25rem; font-weight: 900; line-height: 1.1; letter-spacing: -0.025em; color: var(--gray-900); }
h2 { font-size: 1.5rem; font-weight: 700; line-height: 1.25; color: var(--gray-900); }
h3 { font-size: 1.125rem; font-weight: 700; color: var(--gray-900); }

@media (min-width: 640px) {
    h1 { font-size: 2.75rem; }
    h2 { font-size: 1.875rem; }
}
@media (min-width: 1024px) {
    h1 { font-size: 3.25rem; }
}

/* ── Layout ── */
.container { max-width: 72rem; margin: 0 auto; padding-left: 1rem; padding-right: 1rem; }
.container-narrow { max-width: 56rem; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.nowrap { white-space: nowrap; }

@media (min-width: 640px) {
    .container { padding-left: 1.5rem; padding-right: 1.5rem; }
}
/* Odstępy od krawędzi tylko na stronie koszyka i podsumowania (checkout) */
@media (max-width: 639px) {
    body.page-cart main,
    body.page-checkout main {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
        box-sizing: border-box;
    }
    body.page-cart .container.page-section,
    body.page-checkout .container.page-section {
        padding-left: 0;
        padding-right: 0;
    }
}

/* ── Sections ── */
.section-white { background: #fff; padding: 3rem 0; }
.section-gray { background: var(--gray-100); padding: 3rem 0; }
.section-gray-light { background: rgba(243,244,246,0.8); padding: 3.5rem 0; }
.section-dark { background: var(--gray-900); padding: 3.5rem 0; }

@media (min-width: 640px) {
    .section-white, .section-gray { padding: 5rem 0; }
    .section-gray-light { padding: 6rem 0; }
    .section-dark { padding: 5rem 0; }
}

.section-title { text-align: center; }
.section-subtitle { margin-top: 0.75rem; text-align: center; font-size: 0.875rem; max-width: 32rem; margin-left: auto; margin-right: auto; }

/* ── Buttons ── */
.btn-cta {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    border-radius: var(--radius-xl); padding: 0.875rem 1.75rem;
    font-size: 1rem; font-weight: 700; color: #fff; border: none; cursor: pointer;
    background: var(--weldcool);
    box-shadow: 0 10px 15px -3px rgba(11,140,213,0.25);
    transition: all 0.2s;
    text-decoration: none;
}
.btn-cta:hover { background: var(--weldcool-600); transform: translateY(-2px); box-shadow: 0 15px 20px -3px rgba(11,140,213,0.3); color: #fff; }
.btn-cta:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-cta--eco { background: var(--eco); box-shadow: 0 10px 15px -3px rgba(161,186,44,0.25); }
.btn-cta--eco:hover { background: var(--eco-600); box-shadow: 0 15px 20px -3px rgba(161,186,44,0.3); }

.btn-secondary {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    border-radius: var(--radius-xl); padding: 0.75rem 1.5rem;
    font-size: 0.875rem; font-weight: 600; color: var(--gray-700);
    border: 2px solid var(--gray-200); background: #fff;
    transition: all 0.2s; text-decoration: none; cursor: pointer;
}
.btn-secondary:hover { border-color: var(--gray-300); background: var(--gray-50); color: var(--gray-900); }

/* ── Form inputs ── */
.input-field {
    width: 100%; border-radius: var(--radius-xl); border: 1px solid var(--gray-200);
    background: #fff; padding: 0.75rem 1rem; font-size: 1rem; font-family: var(--font);
    transition: border-color 0.15s, box-shadow 0.15s;
    outline: none;
}
.input-field::placeholder { color: var(--gray-400); }
.input-field:focus { border-color: var(--weldcool); box-shadow: 0 0 0 3px rgba(11,140,213,0.15); }
.input-field.input-error { border-color: var(--red-500); }
.input-field.input-error:focus { box-shadow: 0 0 0 3px rgba(239,68,68,0.15); }
textarea.input-field { resize: vertical; }

.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; margin-bottom: 0.375rem; font-size: 0.875rem; font-weight: 600; color: var(--gray-700); }
@media (max-width: 639px) {
    .form-group {
        margin-bottom: 1rem;
    }
    .form-group[style*="max-width"] {
        max-width: 100% !important;
    }
}
.label-optional { font-weight: 400; color: var(--gray-400); }
.field-error { display: none; margin-top: 0.25rem; font-size: 0.875rem; color: var(--red-500); }

.form-row-2 { display: grid; gap: 1.25rem; grid-template-columns: 1fr 1fr; }
@media (max-width: 639px) {
    .form-row-2 {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}
.form-section-label { font-size: 0.875rem; font-weight: 700; color: var(--gray-900); margin-bottom: 0.75rem; margin-top: 0.5rem; }

/* ── Card ── */
.card { border-radius: var(--radius-lg); background: #fff; border: 1px solid var(--gray-100); padding: 1.5rem; }
@media (max-width: 639px) {
    .card {
        padding: 1.25rem;
        margin: 0;
    }
    .checkout-fields,
    .checkout-summary {
        width: 100%;
    }
}

/* ═══════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════ */
.site-header {
    position: sticky; top: 0; z-index: 50;
    border-bottom: 1px solid var(--gray-100);
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 3.5rem; }
.logo { display: flex; align-items: center; transition: opacity 0.2s; }
.logo:hover { opacity: 0.8; }
.logo img { height: 48px; width: auto; }
.nav-main { display: flex; align-items: center; gap: 0.25rem; }

.nav-link {
    display: flex; align-items: center; gap: 0.25rem;
    padding: 0.5rem 0.75rem; border-radius: 0.5rem;
    font-size: 0.875rem; font-weight: 500; color: var(--gray-500);
    transition: all 0.15s; background: none; border: none; cursor: pointer;
}
.nav-link:hover { background: var(--gray-50); color: var(--gray-900); }

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-menu {
    visibility: hidden; opacity: 0; position: absolute; right: 0; top: 100%;
    padding-top: 0.25rem; transition: all 0.15s; z-index: 60;
}
.nav-dropdown:hover .nav-dropdown-menu { visibility: visible; opacity: 1; }
.nav-dropdown-menu > div, .nav-dropdown-menu { min-width: 14rem; }
.nav-dropdown-menu::before { content: ''; display: block; }
.nav-dropdown-menu .dropdown-item:first-child { border-radius: var(--radius) var(--radius) 0 0; }
.nav-dropdown-menu .dropdown-item:last-child { border-radius: 0 0 var(--radius) var(--radius); }

.dropdown-item {
    display: flex; align-items: center; gap: 0.75rem; padding: 0.625rem 0.75rem;
    border-radius: 0.5rem; transition: background 0.15s; color: inherit; text-decoration: none;
    background: #fff; border: 1px solid var(--gray-100); margin-bottom: -1px;
}
.dropdown-item:first-child { border-radius: var(--radius-lg) var(--radius-lg) 0 0; box-shadow: var(--shadow-lg); }
.dropdown-item:last-child { border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
.dropdown-item:hover { background: var(--gray-50); }
.dropdown-badge {
    display: flex; align-items: center; justify-content: center;
    width: 2rem; height: 2rem; border-radius: 0.5rem; color: #fff;
    font-size: 0.75rem; font-weight: 700; flex-shrink: 0;
}
.dropdown-item strong { display: block; font-size: 0.875rem; color: var(--gray-900); }
.dropdown-item small { display: block; font-size: 0.75rem; color: var(--gray-400); }

/* Cart */
.nav-cart {
    position: relative; display: flex; align-items: center; gap: 0.375rem;
    padding: 0.375rem 0.75rem; border-radius: 9999px;
    font-size: 0.875rem; font-weight: 500; color: var(--gray-600);
    transition: all 0.15s; text-decoration: none;
}
.nav-cart:hover { background: var(--gray-50); color: var(--gray-900); }
.cart-badge {
    position: absolute; top: -6px; right: -6px;
    display: flex; align-items: center; justify-content: center;
    height: 1.25rem; min-width: 1.25rem; padding: 0 0.25rem;
    border-radius: 9999px; background: var(--weldcool); color: #fff;
    font-size: 0.6875rem; font-weight: 700; line-height: 1;
}

/* Mobile */
.hamburger {
    display: flex; align-items: center; justify-content: center;
    padding: 0.5rem; border-radius: 0.5rem; background: none; border: none;
    color: var(--gray-500); cursor: pointer; transition: all 0.15s;
}
.hamburger:hover { background: var(--gray-50); color: var(--gray-900); }

.mobile-menu { display: none; border-top: 1px solid var(--gray-100); background: #fff; padding: 0.5rem 1rem 1rem; }
.mobile-menu.open { display: block; }
.mobile-menu-label { padding: 0.5rem 0.75rem; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--gray-400); }
.mobile-menu-divider { border-top: 1px solid var(--gray-100); margin: 0.5rem 0; }
.mobile-menu-link { display: flex; align-items: center; gap: 0.75rem; padding: 0.625rem 0.75rem; font-size: 0.875rem; font-weight: 500; color: var(--gray-700); border-radius: 0.5rem; transition: background 0.15s; text-decoration: none; }
.mobile-menu-link:hover { background: var(--gray-50); }

.desktop-only { display: none; }
.mobile-only { display: flex; }
@media (min-width: 640px) {
    .desktop-only { display: flex; }
    .mobile-only { display: none; }
    .nav-main { gap: 0.5rem; }
}

/* ═══════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════ */
.hero {
    position: relative; overflow: hidden;
    background: linear-gradient(to bottom, var(--gray-50), #fff, #fff);
    padding: 1.5rem 0;
}
.hero-pattern {
    position: absolute; inset: 0; opacity: 0.025;
    background-image: radial-gradient(circle at 1px 1px, var(--weldcool) 1px, transparent 0);
    background-size: 48px 48px;
}
.hero-grid { position: relative; display: grid; gap: 2rem; align-items: center; }
.hero-content { text-align: center; position: relative; z-index: 10; }

.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    border: 1px solid rgba(11,140,213,0.2); background: rgba(11,140,213,0.05);
    border-radius: 9999px; padding: 0.25rem 0.75rem; margin-bottom: 1.5rem;
    font-size: 0.625rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--weldcool);
}
.hero-badge-dot {
    width: 6px; height: 6px; border-radius: 50%; background: var(--weldcool);
    animation: pulse 2s ease-in-out infinite;
}

.hero-subtitle {
    margin-top: 1rem; max-width: 36rem; margin-left: auto; margin-right: auto;
    font-size: 1rem; font-weight: 300; line-height: 1.625; color: var(--gray-400);
}
.hero-subtitle strong { font-weight: 500; color: var(--gray-500); }
.text-accent { color: var(--weldcool); }

.hero-ctas { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }
.hero-ctas .btn-cta { padding: 0.75rem 1.5rem; font-size: 0.875rem; }
.hero-ctas .btn-secondary { padding: 0.75rem 1.25rem; font-size: 0.875rem; }

.hero-trust { margin-top: 2rem; display: flex; flex-direction: column; align-items: center; gap: 0.5rem; font-size: 0.75rem; font-weight: 500; color: var(--gray-400); }
.trust-item { display: flex; align-items: center; gap: 0.375rem; }
.trust-item svg { color: var(--green-500); flex-shrink: 0; }

.hero-image { display: none; }

@media (min-width: 640px) {
    .hero { padding: 3rem 0 3.5rem; }
    .hero-badge { font-size: 0.75rem; padding: 0.375rem 1rem; }
    .hero-subtitle { margin-top: 1.5rem; font-size: 1.125rem; }
    .hero-ctas { margin-top: 2.5rem; gap: 1rem; }
    .hero-trust { flex-direction: row; gap: 1.5rem; margin-top: 3rem; }
}

@media (min-width: 1024px) {
    .hero-grid { grid-template-columns: 1.2fr 0.8fr; gap: 3rem; }
    .hero-content { text-align: left; }
    .hero-content h1 { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-ctas .btn-cta { padding: 0.675rem 1.35rem; font-size: 0.8125rem; }
    .hero-ctas .btn-secondary { padding: 0.675rem 1.125rem; font-size: 0.8125rem; }
    .hero-subtitle { margin-left: 0; }
    .hero-ctas { justify-content: flex-start; }
    .hero-trust { justify-content: flex-start; }
    .hero-image {
        display: flex; position: relative; align-items: center; justify-content: flex-end; min-height: 600px;
    }
    .hero-glow {
        position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
    }
    .hero-glow::before {
        content: ''; width: 500px; height: 500px; border-radius: 50%;
        background: radial-gradient(circle, rgba(11,140,213,0.12), rgba(11,140,213,0.04), transparent);
        filter: blur(48px);
    }
    .hero-product-video {
        position: relative; z-index: 1;
        width: 480px; height: 480px;
        object-fit: cover;
        clip-path: inset(5px round 20px);
        filter: drop-shadow(0 20px 40px rgba(11,140,213,0.18));
    }
}

/* ── Social Proof ── */
.social-proof-section { padding: 0 0 10px; margin-top: -1rem; }
.social-proof-card {
    border: 1px solid var(--gray-100); border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(249,250,251,0.6), #fff);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.social-proof-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--weldcool), var(--eco));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.social-proof-card:hover {
    border-color: var(--gray-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.social-proof-card:hover::before {
    opacity: 1;
}
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; text-align: center; }
.stat { text-align: center; }
.stat-number { font-size: 1.5rem; font-weight: 900; color: var(--gray-900); display: inline; }
.stat-suffix { font-size: 1.5rem; font-weight: 900; color: var(--gray-900); display: inline; }
.stat-label { margin-top: 0.25rem; font-size: 0.75rem; font-weight: 500; color: var(--gray-500); }
.social-proof-note { margin-top: 1rem; text-align: center; font-size: 0.75rem; color: var(--gray-400); }

@media (min-width: 640px) {
    .social-proof-section { margin-top: -1.5rem; }
    .social-proof-card { padding: 2.5rem; }
    .stat-number, .stat-suffix { font-size: 2.25rem; }
    .stat-label { font-size: 0.875rem; }
    .social-proof-note { margin-top: 1.5rem; }
}

/* ── Products Grid ── */
.products-grid { display: grid; gap: 1.5rem; margin-top: 2rem; }
@media (min-width: 768px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; margin-top: 3rem; }
}

.product-card {
    position: relative; border-radius: var(--radius-lg); background: #fff; border: 1px solid var(--gray-100);
    overflow: hidden; display: flex; flex-direction: column;
    transition: all 0.3s;
}
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.product-card--recommended { box-shadow: 0 0 0 2px rgba(11,140,213,0.2); }

.product-badge {
    position: absolute; left: 0.75rem; top: 0.75rem; z-index: 10;
    display: flex; align-items: center; gap: 0.375rem;
    border-radius: 9999px; padding: 0.25rem 0.75rem;
    font-size: 0.75rem; font-weight: 700; color: #fff;
}
.product-badge--recommended { background: var(--weldcool); }
.product-badge--eco { background: var(--eco); }

.product-card-image {
    position: relative; height: 16rem; border-radius: var(--radius-lg); overflow: hidden; margin: 0.5rem;
}
.product-card-slider {
    display: flex; width: 200%; height: 100%; transition: transform 0.3s ease;
}
.product-card-slider.at-second { transform: translateX(-50%); }
.product-card-slide {
    width: 50%; height: 100%; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.product-card-slide img { max-height: 100%; max-width: 100%; object-fit: contain; padding: 0.75rem; }
.slider-dots {
    position: absolute; bottom: 0.5rem; left: 50%; transform: translateX(-50%);
    display: flex; gap: 0.375rem; z-index: 2;
}
.slider-dot {
    width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--gray-300);
    border: none; padding: 0; cursor: pointer; transition: background 0.2s;
}
.slider-dot.active { background: var(--gray-700); }

.product-card-body { padding: 1rem 1.5rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.product-card-desc { margin-top: 0.5rem; font-size: 0.875rem; flex: 1; }

.product-highlights { margin-top: 1rem; list-style: none; display: flex; flex-direction: column; gap: 0.375rem; }
.product-highlights li { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.875rem; color: var(--gray-700); }
.product-highlights li svg { margin-top: 2px; flex-shrink: 0; }

.product-card-price { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--gray-100); }
.price-row { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.5rem; }
.price-net { font-size: 1.5rem; font-weight: 900; color: var(--gray-900); }
.price-unit { font-size: 0.75rem; font-weight: 500; color: var(--gray-400); }
.price-gross { margin-top: 0.125rem; font-size: 0.875rem; font-weight: 500; color: var(--gray-500); }

@media (min-width: 640px) {
    .price-net { font-size: 1.875rem; }
    .price-unit { font-size: 0.875rem; }
}

.delivery-tag {
    display: flex; align-items: center; gap: 0.25rem;
    border-radius: 9999px; background: #f0fdf4; padding: 0.25rem 0.625rem;
    font-size: 0.6875rem; font-weight: 600; color: #15803d;
}

.product-card-cta { margin-top: 1rem; width: 100%; text-align: center; }

/* ── Warning card (educational) ── */
.warning-card {
    border: 1px solid #fecaca; border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(254,242,242,0.5), rgba(255,247,237,0.3));
    padding: 1.25rem;
}
.warning-header { display: flex; align-items: flex-start; gap: 0.75rem; }
.warning-icon {
    display: flex; align-items: center; justify-content: center;
    width: 2.5rem; height: 2.5rem; flex-shrink: 0;
    border-radius: var(--radius); background: #fee2e2; color: #dc2626;
}
.warning-title { font-size: 1.125rem; }
.warning-subtitle { margin-top: 0.375rem; font-size: 0.875rem; color: var(--gray-600); }
.warning-list { margin-top: 1.25rem; display: flex; flex-direction: column; gap: 0.75rem; list-style: none; }
.warning-list li { display: flex; align-items: flex-start; gap: 0.625rem; font-size: 0.875rem; }
.warning-list li svg { margin-top: 2px; flex-shrink: 0; }
.warning-list li strong { color: var(--gray-900); }
.warning-card > .text-center {
    margin-top: 2rem;
}
@media (min-width: 640px) {
    .warning-card { padding: 2.5rem; }
    .warning-card > .text-center {
        margin-top: 2.5rem;
    }
    .warning-icon { width: 3rem; height: 3rem; border-radius: var(--radius-xl); }
    .warning-title { font-size: 1.5rem; }
    .warning-list { padding-left: 4rem; }
}

/* ── Features grid ── */
.features-grid { display: grid; gap: 2rem; margin-top: 2.5rem; }
@media (min-width: 640px) {
    .features-grid { grid-template-columns: repeat(3, 1fr); gap: 2.5rem; margin-top: 3.5rem; }
}

.feature-card { text-align: center; }
.feature-card--bordered {
    text-align: left;
    border: 1px solid var(--gray-100); border-radius: var(--radius-lg);
    background: #fff; padding: 1.25rem; transition: all 0.2s;
}
.feature-card--bordered:hover { border-color: var(--gray-200); box-shadow: var(--shadow); }

.feature-icon {
    display: flex; align-items: center; justify-content: center;
    width: 3.5rem; height: 3.5rem; border-radius: var(--radius-lg);
    background: rgba(11,140,213,0.1); color: var(--weldcool);
    margin: 0 auto;
}
.feature-card--bordered .feature-icon { margin: 0; }

.feature-card h3 { margin-top: 1.25rem; font-size: 1rem; }
.feature-card p { margin-top: 0.5rem; font-size: 0.875rem; line-height: 1.625; }
.feature-benefit { margin-top: 0.75rem; font-size: 0.875rem; font-weight: 700; color: var(--weldcool); }

/* ── Delivery grid ── */
.delivery-grid { display: grid; gap: 1rem; margin-top: 2rem; }
@media (min-width: 640px) { .delivery-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-top: 2.5rem; } }
@media (min-width: 1024px) { .delivery-grid { grid-template-columns: repeat(4, 1fr); } }

.delivery-card {
    display: flex; flex-direction: column; align-items: center; text-align: center;
    border: 1px solid var(--gray-100); border-radius: var(--radius-lg);
    background: #fff; padding: 1.25rem; box-shadow: var(--shadow);
}
.delivery-card strong { margin-top: 0.75rem; font-size: 0.875rem; }
.delivery-card span { margin-top: 0.25rem; font-size: 0.75rem; color: var(--gray-500); }

.delivery-icon {
    display: flex; align-items: center; justify-content: center;
    width: 3rem; height: 3rem; border-radius: var(--radius);
}
.delivery-icon--green { background: #f0fdf4; color: var(--green-600); }
.delivery-icon--blue { background: #eff6ff; color: var(--blue-600); }
.delivery-icon--amber { background: #fffbeb; color: var(--amber-600); }
.delivery-icon--gray { background: var(--gray-100); color: var(--gray-600); }

@media (min-width: 640px) {
    .delivery-card { padding: 1.5rem; }
    .delivery-card span { font-size: 0.875rem; }
}

/* ── Applications ── */
.applications-grid { display: grid; gap: 1.5rem; margin-top: 2.5rem; }
@media (min-width: 640px) { .applications-grid { grid-template-columns: repeat(2, 1fr); } }

.application-card { border: 1px solid var(--gray-100); border-radius: var(--radius-lg); padding: 1.25rem; }
.application-card p { margin-top: 0.5rem; font-size: 0.875rem; line-height: 1.625; }

.internal-links { margin-top: 2rem; font-size: 0.875rem; }
.internal-links a { font-weight: 500; }
.link-divider { color: var(--gray-300); margin: 0 0.25rem; }

/* ── FAQ ── */
.faq-list { margin-top: 2rem; display: flex; flex-direction: column; gap: 0.5rem; }

.faq-item { border: 1px solid var(--gray-100); border-radius: var(--radius-xl); background: #fff; transition: all 0.2s; }
.faq-item--open { border-color: rgba(11,140,213,0.2); background: rgba(11,140,213,0.01); }

.faq-question {
    display: flex; width: 100%; align-items: flex-start; justify-content: space-between;
    padding: 0.875rem 1rem; text-align: left; background: none; border: none;
    cursor: pointer; border-radius: var(--radius-xl); font-family: var(--font);
}
.faq-question:focus-visible { outline: 2px solid rgba(11,140,213,0.4); outline-offset: -2px; }
.faq-question span:first-child { font-size: 0.875rem; font-weight: 600; color: var(--gray-900); padding-right: 0.5rem; }

.faq-chevron {
    display: flex; align-items: center; justify-content: center;
    width: 1.5rem; height: 1.5rem; flex-shrink: 0; border-radius: 50%;
    background: var(--gray-100); color: var(--gray-400); margin-top: 2px;
    transition: all 0.2s;
}
.faq-item--open .faq-chevron { background: rgba(11,140,213,0.1); color: var(--weldcool); transform: rotate(180deg); }

.faq-answer { padding: 0 1rem 1rem 1rem; }
.faq-answer p { font-size: 0.875rem; line-height: 1.625; }

@media (min-width: 640px) {
    .faq-question { padding: 1rem 1.25rem; }
    .faq-question span:first-child { font-size: 1rem; }
    .faq-answer { padding: 0 1.25rem 1.25rem; padding-right: 3rem; }
    .faq-list { margin-top: 2.5rem; }
}

/* ── Final CTA ── */
.text-white { color: #fff; }
.cta-subtitle { margin-top: 0.75rem; font-size: 0.875rem; color: var(--gray-400); }
.cta-buttons { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; align-items: center; }
.cta-note { margin-top: 1rem; font-size: 0.75rem; color: var(--gray-500); }
@media (min-width: 640px) {
    .cta-subtitle { font-size: 1rem; }
    .cta-buttons { flex-direction: row; justify-content: center; gap: 1rem; margin-top: 2rem; }
    .cta-note { margin-top: 1.5rem; }
}

/* ═══════════════════════════════════════════════════════
   PRODUCT PAGE
   ═══════════════════════════════════════════════════════ */
.page-section { padding: 2.5rem 0; }
@media (min-width: 640px) { .page-section { padding: 4rem 0; } }
@media (max-width: 639px) {
    .page-section {
        padding: 1.5rem 0;
    }
}
.page-subtitle { margin-top: 0.5rem; color: var(--gray-500); }

.breadcrumb ol { display: flex; flex-wrap: wrap; align-items: center; gap: 0; list-style: none; margin-bottom: 2rem; font-size: 0.875rem; color: var(--gray-400); }
.breadcrumb li { display: flex; align-items: center; }
.breadcrumb li:not(:first-child):not(:last-child) { margin: 0 0.5rem; }
.breadcrumb a { color: var(--gray-400); transition: color 0.15s; }
.breadcrumb a:hover { color: var(--gray-600); }
.breadcrumb [aria-current] { color: var(--gray-700); font-weight: 500; }

.product-grid { display: grid; gap: 2.5rem; }
@media (min-width: 1024px) { .product-grid { grid-template-columns: repeat(2, 1fr); gap: 4rem; } }

.product-image-wrap {
    position: relative; border-radius: var(--radius-lg); aspect-ratio: 1; overflow: hidden;
}
.product-image-slider {
    display: flex; width: 200%; height: 100%; transition: transform 0.3s ease;
}
.product-image-slider.at-second { transform: translateX(-50%); }
.product-image-slide {
    width: 50%; height: 100%; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.product-image-slide img { max-height: 100%; max-width: 100%; object-fit: contain; padding: 2rem; }
.product-image-wrap .slider-dots { bottom: 1rem; }
.product-image-wrap .slider-dot { width: 0.625rem; height: 0.625rem; }

.product-title span { font-size: 1.25rem; font-weight: 700; color: var(--gray-400); }
.product-subtitle { margin-top: 0.25rem; font-size: 0.875rem; font-weight: 500; }
.product-short-desc { margin-top: 1rem; font-size: 1rem; line-height: 1.625; }

.product-price-block { margin-top: 2rem; }
.product-price-gross { font-size: 2.25rem; font-weight: 900; color: var(--gray-900); }
.product-price-gross .price-unit { font-size: 1.125rem; font-weight: 500; color: var(--gray-400); }
.product-price-net { margin-top: 0.25rem; font-size: 0.875rem; color: var(--gray-400); }

.product-qty-section { margin-top: 2rem; }
.qty-label { display: block; font-size: 0.875rem; font-weight: 700; color: var(--gray-900); margin-bottom: 0.75rem; }

.qty-stepper {
    display: inline-flex; align-items: center; border: 1px solid var(--gray-200); border-radius: var(--radius);
}
.qty-stepper--small { border-radius: 0.5rem; }
.qty-btn {
    display: flex; align-items: center; justify-content: center;
    width: 2.75rem; height: 2.75rem; background: none; border: none;
    font-size: 1.25rem; font-weight: 600; color: var(--gray-500); cursor: pointer;
    transition: all 0.15s;
}
.qty-stepper--small .qty-btn { width: 2.25rem; height: 2.25rem; font-size: 1rem; }
.qty-btn:hover { background: var(--gray-50); color: var(--gray-900); }
.qty-input {
    width: 4rem; text-align: center; border: none; border-left: 1px solid var(--gray-200);
    border-right: 1px solid var(--gray-200); font-size: 1rem; font-weight: 600;
    font-family: var(--font); padding: 0.5rem; outline: none;
    -moz-appearance: textfield;
}
.qty-input::-webkit-inner-spin-button,
.qty-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.qty-stepper--small .qty-input { width: 3rem; font-size: 0.875rem; }

.qty-warning { display: flex; align-items: center; gap: 0.375rem; margin-top: 0.75rem; font-size: 0.875rem; }
.qty-warning--mult { color: var(--amber-600); }
.qty-warning--max { color: #dc2626; font-weight: 600; }

.product-summary {
    margin-top: 1.5rem; border: 1px solid var(--gray-100); border-radius: var(--radius-xl);
    background: rgba(249,250,251,0.8); padding: 1rem; font-size: 0.875rem;
}
.summary-row { display: flex; justify-content: space-between; padding: 0.375rem 0; }
.summary-val { font-weight: 600; color: var(--gray-900); }
.summary-row--total { border-top: 1px solid var(--gray-200); padding-top: 0.75rem; margin-top: 0.25rem; }
.summary-val--big { font-size: 1.125rem; font-weight: 900; }
.summary-net-note { text-align: right; font-size: 0.75rem; color: var(--gray-400); margin-top: 0.25rem; }

.product-add-btn { margin-top: 1.5rem; width: 100%; padding: 1rem; font-size: 1.125rem; }
.product-go-to-cart { display: block; text-align: center; margin-top: 0.75rem; font-size: 0.875rem; font-weight: 600; color: var(--weldcool); }

.product-details-grid { display: grid; gap: 2.5rem; margin-top: 5rem; }
@media (min-width: 1024px) { .product-details-grid { grid-template-columns: repeat(2, 1fr); gap: 4rem; } }

.product-long-desc { margin-top: 1rem; }
.product-long-desc p { margin-bottom: 1rem; font-size: 0.9375rem; line-height: 1.75; }
.product-long-desc h2 { font-size: 1.0625rem; font-weight: 700; color: var(--gray-900); margin: 2.5rem 0 1rem; padding-top: 1.75rem; border-top: 2px solid var(--gray-200); }
.product-long-desc h2:first-of-type { margin-top: 1.75rem; }
.product-long-desc h3 { font-size: 0.75rem; font-weight: 700; color: var(--gray-500); margin: 1.75rem 0 0.625rem; text-transform: uppercase; letter-spacing: 0.06em; }
.product-long-desc ul, .product-long-desc ol { padding-left: 1.5rem; margin-bottom: 1rem; font-size: 0.9375rem; line-height: 1.75; }
.product-long-desc ul li, .product-long-desc ol li { margin-bottom: 0.4rem; }
.product-long-desc li > ol, .product-long-desc li > ul { margin-top: 0.4rem; margin-bottom: 0.25rem; }

/* Spis treści regulaminu */
.regulamin-toc { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 1.25rem 1.5rem 1.5rem; margin-bottom: 0; }
.regulamin-toc p { margin-bottom: 0.625rem !important; font-size: 0.75rem; font-weight: 700; color: var(--gray-500); text-transform: uppercase; letter-spacing: 0.06em; }
.regulamin-toc ol { margin: 0; padding-left: 1.375rem; }
.regulamin-toc li { font-size: 0.875rem; margin-bottom: 0.375rem; line-height: 1.4; }
.regulamin-toc a { color: var(--weldcool); }
.regulamin-toc a:hover { text-decoration: underline; }

/* Definicje regulaminu */
.regulamin-definitions { display: flex; flex-direction: column; gap: 0; margin-bottom: 1.5rem; border: 1px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; }
.regulamin-definitions > div { display: grid; grid-template-columns: 260px 1fr; gap: 1rem; padding: 0.75rem 1rem; border-bottom: 1px solid var(--gray-100); font-size: 0.875rem; line-height: 1.65; }
.regulamin-definitions > div:nth-child(odd) { background: var(--gray-50); }
.regulamin-definitions > div:last-child { border-bottom: none; }
.regulamin-definitions dt { font-weight: 700; color: var(--gray-700); }
.regulamin-definitions dd { color: var(--gray-600); margin: 0; }
@media (max-width: 640px) {
    .regulamin-definitions > div { grid-template-columns: 1fr; gap: 0.25rem; padding: 0.625rem 0.75rem; }
}

/* Tabela w polityce prywatności */
.regulamin-table-wrap { overflow-x: auto; margin-bottom: 1.5rem; border-radius: var(--radius); border: 1px solid var(--gray-200); }
.regulamin-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; line-height: 1.6; }
.regulamin-table th { background: var(--gray-50); font-weight: 700; color: var(--gray-700); padding: 0.75rem 1rem; border-bottom: 2px solid var(--gray-200); text-align: left; vertical-align: top; min-width: 160px; }
.regulamin-table td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--gray-100); vertical-align: top; color: var(--gray-600); }
.regulamin-table td p { margin-bottom: 0.5rem; font-size: 0.875rem; }
.regulamin-table td p:last-child { margin-bottom: 0; }
.regulamin-table tr:last-child td { border-bottom: none; }
.regulamin-table tr:nth-child(even) td { background: var(--gray-50); }

.highlights-list { margin-top: 0.75rem; list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.highlights-list li { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.875rem; }
.highlights-list li svg { margin-top: 2px; flex-shrink: 0; }

.specs-table { margin-top: 1rem; }
.spec-row { display: flex; justify-content: space-between; padding: 0.75rem 0; border-bottom: 1px solid var(--gray-100); font-size: 0.875rem; }
.spec-row dt { font-weight: 500; color: var(--gray-500); }
.spec-row dd { font-weight: 700; color: var(--gray-900); }

/* Piktogramy właściwości na stronie produktu — karty z ikonami */
.product-pictograms {
    grid-column: 1 / -1;
    margin-top: 2rem;
    padding-top: 2.5rem;
    border-top: 2px solid var(--gray-100);
}
.pictograms-header {
    margin-bottom: 2rem;
    text-align: center;
}
.pictograms-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--weldcool);
    margin-bottom: 0.5rem;
}
.product-pictograms h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin: 0;
}
/* Siatka piktogramów */
.pictograms-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1.25rem;
}

/* Kafelek piktogramu */
.pictogram-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem 1.5rem;
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
.pictogram-card:hover {
    border-color: rgba(11, 140, 213, 0.35);
    box-shadow: 0 8px 24px rgba(11, 140, 213, 0.12);
    transform: translateY(-2px);
}
.product-pictograms--eco .pictograms-label {
    color: var(--eco);
}
.product-pictograms--eco .pictogram-card:hover {
    border-color: rgba(161, 186, 44, 0.4);
    box-shadow: 0 8px 24px rgba(161, 186, 44, 0.14);
}

/* Ikona */
.pictogram-icon-wrap {
    width: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.pictogram-card:hover .pictogram-icon-wrap {
    transform: scale(1.12);
}
.pictogram-icon {
    width: 140px;
    height: auto;
    max-height: 80px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
    filter: brightness(0) saturate(100%) invert(43%) sepia(92%) saturate(421%) hue-rotate(178deg) brightness(96%) contrast(98%);
}
.product-pictograms--eco .pictogram-icon {
    filter: brightness(0) saturate(100%) invert(64%) sepia(28%) saturate(754%) hue-rotate(43deg) brightness(97%) contrast(96%);
}

/* Opis — 2 linie, po najechaniu rozwija */
.pictogram-content {
    width: 100%;
}
.pictogram-desc {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--gray-600);
    text-align: center;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    cursor: default;
}
.pictogram-card:hover .pictogram-desc {
    -webkit-line-clamp: unset;
    overflow: visible;
}

@media (min-width: 640px) {
    .pictograms-list { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
    .pictogram-card { padding: 2rem 1.75rem; }
    .pictogram-icon { width: 160px; max-height: 86px; }
    .pictogram-icon-wrap { width: 180px; }
}
@media (min-width: 1024px) {
    .pictograms-list { grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
    .product-pictograms h2 { font-size: 1.75rem; }
}

.cross-sell {
    margin-top: 5rem; border: 1px solid var(--gray-100); border-radius: var(--radius-lg);
    background: rgba(249,250,251,0.5); padding: 2rem; text-align: center;
}
.cross-sell-label { font-size: 0.875rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-400); }
.cross-sell h3 { margin-top: 0.5rem; font-size: 1.25rem; }
.cross-sell-desc { margin-top: 0.5rem; font-size: 0.875rem; }
.cross-sell .btn-secondary { margin-top: 1.5rem; }

@media (min-width: 640px) { .cross-sell { padding: 3rem; } }

/* Sticky mobile bar */
.mobile-sticky-bar {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 40;
    border-top: 1px solid var(--gray-200); background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px); padding: 0.75rem; box-shadow: 0 -4px 12px rgba(0,0,0,0.1);
    display: block;
}
.mobile-sticky-inner { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.mobile-sticky-price { font-size: 1.125rem; font-weight: 900; color: var(--gray-900); }
.mobile-sticky-name { font-size: 0.75rem; color: var(--gray-400); }
.mobile-sticky-btn { padding: 0.625rem 1.25rem; font-size: 0.875rem; flex-shrink: 0; }

@media (min-width: 640px) { .mobile-sticky-bar { display: none; } }

/* ═══════════════════════════════════════════════════════
   CART PAGE
   ═══════════════════════════════════════════════════════ */
.empty-state { text-align: center; padding: 3rem 0; }
.empty-state p { color: var(--gray-500); margin-bottom: 2rem; }

.cart-layout { display: grid; gap: 2.5rem; }
@media (min-width: 1024px) { .cart-layout { grid-template-columns: 1fr 380px; } }
@media (max-width: 639px) {
    .cart-layout {
        gap: 1.5rem;
    }
}

.cart-items { display: flex; flex-direction: column; gap: 1rem; }
@media (max-width: 639px) {
    .cart-items {
        gap: 0.75rem;
    }
}
.cart-item {
    display: grid; grid-template-columns: 80px 1fr auto; gap: 1rem; align-items: center;
    border: 1px solid var(--gray-100); border-radius: var(--radius-lg); padding: 1rem;
}
@media (max-width: 639px) {
    .cart-item {
        grid-template-columns: 60px 1fr;
        gap: 0.75rem;
        padding: 0.875rem;
        margin: 0;
    }
    .cart-item-actions {
        grid-column: 1 / -1;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-top: 0.5rem;
        padding-top: 0.75rem;
        border-top: 1px solid var(--gray-100);
    }
    .cart-item-image {
        width: 60px;
        height: 60px;
    }
    .cart-item-info h3 {
        font-size: 0.875rem;
    }
    .cart-item-price,
    .cart-item-price-net {
        font-size: 0.75rem;
    }
}
.cart-item-image {
    width: 80px; height: 80px; border-radius: 0.5rem; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}
.cart-item-image img { max-height: 100%; object-fit: contain; }
.cart-item-info h3 { font-size: 1rem; }
.cart-item-info h3 a { color: var(--gray-900); text-decoration: none; }
.cart-item-info h3 a:hover { color: var(--weldcool); }
.cart-item-price { font-size: 0.875rem; font-weight: 600; color: var(--gray-700); margin-top: 0.25rem; }
.cart-item-price-net { font-size: 0.75rem; color: var(--gray-400); }
.cart-item-actions { display: flex; align-items: center; gap: 1rem; }
.cart-item-qty-display {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
}
@media (max-width: 639px) {
    .cart-item-qty-display {
        width: 2.5rem;
        font-size: 0.8125rem;
    }
}
.cart-item-total { font-weight: 700; color: var(--gray-900); white-space: nowrap; }
.cart-remove-btn { background: none; border: none; color: var(--gray-400); cursor: pointer; padding: 0.25rem; transition: color 0.15s; }
.cart-remove-btn:hover { color: var(--red-500); }

.cart-summary { position: sticky; top: 5rem; }
@media (max-width: 1023px) {
    .cart-summary {
        position: static;
        margin-top: 2rem;
    }
}
.cart-summary h2 { font-size: 1.125rem; margin-bottom: 1rem; }
.summary-details { display: flex; flex-direction: column; }
.summary-details .summary-row { padding: 0.5rem 0; font-size: 0.875rem; color: var(--gray-600); }
.summary-details .summary-row dt { font-weight: 400; }
.summary-details .summary-row dd { font-weight: 600; }
.summary-details .summary-row--total { border-top: 1px solid var(--gray-100); margin-top: 0.5rem; padding-top: 0.75rem; }
.summary-details .summary-row--total dt { font-weight: 700; color: var(--gray-900); font-size: 1rem; }
.summary-details .summary-row--total dd { font-weight: 800; color: var(--gray-900); font-size: 1rem; }

.summary-fulfilment { margin-top: 0.75rem; font-size: 0.875rem; color: var(--gray-500); }
.cart-checkout-btn { margin-top: 1.5rem; width: 100%; }
.cart-continue-link { display: block; text-align: center; margin-top: 1rem; font-size: 0.875rem; color: var(--gray-500); }

/* ═══════════════════════════════════════════════════════
   CHECKOUT
   ═══════════════════════════════════════════════════════ */
.checkout-layout { display: grid; gap: 2.5rem; margin-top: 2.5rem; }
@media (min-width: 1024px) { .checkout-layout { grid-template-columns: 1fr 380px; } }
@media (max-width: 639px) {
    .checkout-layout {
        gap: 1.5rem;
        margin-top: 1.5rem;
    }
}

.buyer-type-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-bottom: 1.25rem; }
@media (max-width: 639px) {
    .buyer-type-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
        margin-bottom: 1rem;
    }
    .buyer-type-btn {
        padding: 0.625rem 0.875rem;
    }
    .buyer-type-icon {
        width: 2rem;
        height: 2rem;
    }
    .buyer-type-btn strong {
        font-size: 0.8125rem;
    }
    .buyer-type-btn small {
        font-size: 0.6875rem;
    }
}
.buyer-type-btn {
    display: flex; align-items: center; gap: 0.75rem;
    border: 2px solid var(--gray-200); border-radius: var(--radius-xl);
    padding: 0.75rem 1rem; background: #fff; cursor: pointer;
    transition: all 0.2s; text-align: left; font-family: var(--font);
}
.buyer-type-btn:hover { border-color: var(--gray-300); background: var(--gray-50); }
.buyer-type-btn--active { border-color: var(--weldcool); background: rgba(11,140,213,0.03); box-shadow: var(--shadow); }
.buyer-type-icon {
    display: flex; align-items: center; justify-content: center;
    width: 2.25rem; height: 2.25rem; border-radius: 0.5rem;
    background: var(--gray-100); color: var(--gray-400); flex-shrink: 0;
}
.buyer-type-btn--active .buyer-type-icon { background: var(--weldcool); color: #fff; }
.buyer-type-btn strong { display: block; font-size: 0.875rem; color: var(--gray-600); }
.buyer-type-btn--active strong { color: var(--gray-900); }
.buyer-type-btn small { display: block; font-size: 0.75rem; color: var(--gray-400); }

.checkbox-label {
    display: flex; align-items: center; gap: 0.75rem; cursor: pointer;
    border: 1px solid var(--gray-200); border-radius: var(--radius-xl);
    background: rgba(249,250,251,0.5); padding: 0.875rem 1rem;
    transition: background 0.15s; margin-bottom: 1rem;
}
.checkbox-label:hover { background: var(--gray-50); }
.checkbox-label input[type="checkbox"] { width: 1.125rem; height: 1.125rem; accent-color: var(--weldcool); cursor: pointer; }
.checkbox-label span { font-size: 0.875rem; font-weight: 600; color: var(--gray-900); }

.info-box {
    border-radius: var(--radius-xl); background: #eff6ff; padding: 1rem;
    font-size: 0.875rem; color: #1e40af; margin-top: 0.5rem;
}
.info-box-title { font-weight: 600; margin-bottom: 0.25rem; }
.info-box p { margin-top: 0.25rem; }

.checkout-summary { position: sticky; top: 5rem; }
@media (max-width: 1023px) {
    .checkout-summary {
        position: static;
        margin-top: 2rem;
    }
}
.checkout-items { list-style: none; margin-top: 1rem; }
.checkout-items li { display: flex; justify-content: space-between; align-items: flex-start; padding: 0.75rem 0; border-bottom: 1px solid var(--gray-100); }
.checkout-item-name { font-weight: 600; color: var(--gray-900); font-size: 0.875rem; }
.checkout-item-qty { font-size: 0.875rem; color: var(--gray-500); }
.checkout-item-net { font-size: 0.75rem; color: var(--gray-400); }
.checkout-item-total { font-weight: 700; color: var(--gray-900); font-size: 0.875rem; white-space: nowrap; margin-left: 1rem; }
@media (max-width: 639px) {
    .checkout-items li {
        flex-direction: column;
        gap: 0.5rem;
    }
    .checkout-item-total {
        margin-left: 0;
        align-self: flex-end;
    }
}

.checkout-submit-btn { margin-top: 1.5rem; width: 100%; padding: 0.875rem; }

/* ── Checkout modules (delivery / payment / consents) ── */
.checkout-module { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--gray-100); }
.checkout-module-title { font-size: 0.6875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; color: var(--gray-400); margin-bottom: 0.625rem; }

/* Delivery options */
.delivery-options { display: flex; flex-direction: column; gap: 0.5rem; }
.delivery-option { display: block; border: 2px solid var(--gray-200); border-radius: var(--radius-xl); cursor: pointer; transition: border-color 0.2s, background 0.2s; overflow: hidden; }
.delivery-option:hover { border-color: var(--gray-300); background: var(--gray-50); }
.delivery-option--active { border-color: var(--weldcool); background: rgba(11,140,213,0.03); box-shadow: var(--shadow); }
.delivery-option input[type="radio"] { display: none; }
.delivery-option-inner { display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem; }
.delivery-option-icon { display: flex; align-items: center; justify-content: center; width: 2.25rem; height: 2.25rem; border-radius: 0.5rem; background: var(--gray-100); color: var(--gray-400); flex-shrink: 0; transition: background 0.2s, color 0.2s; }
.delivery-option--active .delivery-option-icon { background: var(--weldcool); color: #fff; }
.delivery-option-content { flex: 1; min-width: 0; }
.delivery-option-content strong { display: block; font-size: 0.875rem; font-weight: 600; color: var(--gray-900); }
.delivery-option-price { display: block; font-size: 0.8125rem; font-weight: 600; color: var(--gray-500); margin-top: 0.0625rem; }
.delivery-option-free { color: var(--green-600); }
.delivery-option-meta { display: block; font-size: 0.72rem; color: var(--gray-400); margin-top: 0.125rem; line-height: 1.4; }
.delivery-option-check { width: 1.25rem; height: 1.25rem; border-radius: 50%; border: 2px solid var(--gray-200); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: transparent; transition: all 0.2s; }
.delivery-option--active .delivery-option-check { border-color: var(--weldcool); background: var(--weldcool); color: #fff; }

/* Pickup address reveal */
.pickup-address { display: flex; align-items: flex-start; gap: 0.625rem; margin: 0 0.75rem 0.75rem; padding: 0.75rem; background: var(--gray-50); border-radius: var(--radius); font-size: 0.8125rem; color: var(--gray-600); line-height: 1.5; border: 1px solid var(--gray-100); }
.pickup-address address { font-style: normal; }
.pickup-address address strong { display: block; color: var(--gray-900); font-weight: 600; margin-bottom: 0.125rem; }
.pickup-address address a { color: var(--weldcool); }
.pickup-address-pin { flex-shrink: 0; color: var(--weldcool); margin-top: 0.125rem; }

/* Payment options */
.payment-options { display: flex; flex-direction: column; gap: 0.375rem; }
.payment-option { display: flex; align-items: center; gap: 0.625rem; padding: 0.625rem 0.75rem; border: 2px solid var(--gray-200); border-radius: var(--radius-xl); cursor: pointer; transition: border-color 0.2s, background 0.2s; }
.payment-option:hover { border-color: var(--gray-300); background: var(--gray-50); }
.payment-option--active { border-color: var(--weldcool); background: rgba(11,140,213,0.03); box-shadow: var(--shadow); }
.payment-option input[type="radio"] { display: none; }
.payment-option-icon { display: flex; align-items: center; justify-content: center; width: 1.75rem; height: 1.75rem; border-radius: 0.375rem; background: var(--gray-100); color: var(--gray-400); flex-shrink: 0; transition: background 0.2s, color 0.2s; }
.payment-option--active .payment-option-icon { background: var(--weldcool); color: #fff; }
.payment-option-label { flex: 1; font-size: 0.8125rem; font-weight: 600; color: var(--gray-600); }
.payment-option--active .payment-option-label { color: var(--gray-900); }
.payment-option-check { width: 1.125rem; height: 1.125rem; border-radius: 50%; border: 2px solid var(--gray-200); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: transparent; transition: all 0.2s; }
.payment-option--active .payment-option-check { border-color: var(--weldcool); background: var(--weldcool); color: #fff; }

/* Consents */
.checkout-consents { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--gray-100); }
.checkout-consents-group { font-size: 0.75rem; font-weight: 600; color: var(--gray-500); margin-bottom: 0.4rem; }
.checkout-consents-group--optional { margin-top: 0.75rem; }
.consent-label { display: flex; align-items: flex-start; gap: 0.625rem; padding: 0.375rem 0; cursor: pointer; }
.consent-label input[type="checkbox"] { flex-shrink: 0; margin-top: 0.1875rem; width: 1rem; height: 1rem; accent-color: var(--weldcool); cursor: pointer; }
.consent-label span { font-size: 0.8rem; color: var(--gray-600); line-height: 1.5; }
.consent-label a { color: var(--weldcool); text-decoration: underline; }
.consent-label--error span { color: var(--red-500); }
.consent-label--error input[type="checkbox"] { outline: 2px solid var(--red-500); outline-offset: 1px; border-radius: 2px; }
.consent-error { font-size: 0.8125rem; color: var(--red-500); font-weight: 600; margin-top: 0.5rem; padding: 0.5rem 0.75rem; background: #fef2f2; border-radius: var(--radius); border: 1px solid #fecaca; }

/* ═══════════════════════════════════════════════════════
   CONFIRMATION
   ═══════════════════════════════════════════════════════ */
.confirmation-card { max-width: 36rem; margin: 0 auto; }
.confirmation-icon { margin: 0 auto 1.5rem; }
.confirmation-subtitle { margin-top: 0.5rem; color: var(--gray-500); }
.confirmation-order-id { margin-top: 2rem; background: var(--gray-50); border-radius: var(--radius); padding: 1rem; }
.confirmation-order-id .label { font-size: 0.875rem; color: var(--gray-500); }
.confirmation-order-id .value { font-size: 0.75rem; font-weight: 600; color: var(--gray-900); word-break: break-all; margin-top: 0.25rem; }
.confirmation-details { margin-top: 1.5rem; }
.confirmation-row { display: flex; justify-content: space-between; padding: 0.5rem 0; border-bottom: 1px solid var(--gray-100); font-size: 0.875rem; }
.confirmation-info { margin-top: 2rem; }
.confirmation-note { margin-top: 0.75rem; font-size: 0.75rem; color: var(--gray-500); }
.confirmation-card .btn-cta { margin-top: 2rem; }

/* Bank transfer & cash confirmation boxes */
.confirmation-bank,
.confirmation-cash { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-xl); padding: 1.25rem; font-size: 0.875rem; color: var(--gray-700); text-align: left; }
.confirmation-cash { background: #f0fdf4; border-color: #bbf7d0; }
.confirmation-bank-title { font-weight: 700; color: var(--gray-900); font-size: 1rem; margin-bottom: 0.75rem; }
.confirmation-bank-details { margin-top: 0.875rem; display: flex; flex-direction: column; gap: 0.5rem; }
.confirmation-bank-details div { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding: 0.375rem 0; border-bottom: 1px solid var(--gray-100); }
.confirmation-cash .confirmation-bank-details div { border-bottom-color: #d1fae5; }
.confirmation-bank-details dt { color: var(--gray-500); font-size: 0.8125rem; flex-shrink: 0; }
.confirmation-bank-details dd { font-weight: 600; color: var(--gray-900); text-align: right; }
.confirmation-bank-account { font-family: monospace; font-size: 1rem; letter-spacing: 0.02em; color: var(--weldcool); }
.confirmation-bank a { color: var(--weldcool); }
.confirmation-info > p.confirmation-note { background: #eff6ff; border-radius: var(--radius); padding: 1rem; color: #1e40af; font-size: 0.875rem; margin-top: 0; }

/* ═══════════════════════════════════════════════════════
   CONTACT
   ═══════════════════════════════════════════════════════ */
.contact-grid { display: grid; gap: 2rem; margin-top: 2rem; }
@media (min-width: 768px) { .contact-grid { grid-template-columns: 1fr 1fr; } }

.contact-card {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    background: #fff;
}
.contact-card h3 {
    margin-bottom: 1.25rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gray-100);
}
.contact-list { list-style: none; display: flex; flex-direction: column; gap: 1.1rem; }
.contact-list li { display: flex; align-items: flex-start; gap: 0.875rem; font-size: 0.875rem; }
.contact-list li .contact-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(11, 140, 213, 0.08);
    border-radius: 8px;
    color: var(--weldcool);
    margin-top: 1px;
}
.contact-list li strong { display: block; color: var(--gray-900); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 0.2rem; }
.contact-list li a, .contact-list li span, .contact-list li p { color: var(--gray-600); margin: 0; }
.contact-list li a:hover { color: var(--weldcool); }
.contact-form .btn-cta { width: 100%; margin-top: 0.5rem; }

/* ═══════════════════════════════════════════════════════
   404 PAGE
   ═══════════════════════════════════════════════════════ */
.error-page { padding: 4rem 0; }
.error-code { font-size: 6rem; font-weight: 900; color: var(--gray-200); line-height: 1; }
.error-desc { margin-top: 0.5rem; color: var(--gray-500); margin-bottom: 2rem; }

/* ═══════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════ */
.site-footer { border-top: 1px solid var(--gray-100); background: #fff; padding: 2.5rem 0; }
.footer-grid { display: grid; gap: 2rem; }
@media (min-width: 640px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: repeat(5, 1fr); } }

.footer-logo { width: 144px; height: auto; }
.footer-company { margin-top: 0.25rem; font-size: 0.875rem; color: var(--gray-400); }
.footer-small { margin-top: 0.125rem; font-size: 0.75rem; color: var(--gray-400); }
.footer-heading { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--gray-400); }
.footer-links { list-style: none; margin-top: 0.5rem; display: flex; flex-direction: column; gap: 0.375rem; }
.footer-links a { font-size: 0.875rem; color: var(--gray-500); transition: color 0.15s; text-decoration: none; }
.footer-links a:hover { color: var(--gray-900); }
.footer-text { font-size: 0.875rem; color: var(--gray-500); margin-top: 0.5rem; }
.footer-bottom { margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid var(--gray-100); text-align: center; font-size: 0.75rem; color: var(--gray-400); }

/* ═══════════════════════════════════════════════════════
   FLASH MESSAGE
   ═══════════════════════════════════════════════════════ */
.flash-message {
    background: #eff6ff; border-bottom: 1px solid #bfdbfe; padding: 0.75rem 1rem;
    font-size: 0.875rem; font-weight: 500; color: #1d4ed8; text-align: center;
}

/* ═══════════════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════════════ */
@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-18px); }
    100% { transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ═══════════════════════════════════════════════════════
   PRODUCT PAGE — space for sticky mobile bar
   ═══════════════════════════════════════════════════════ */
@media (max-width: 639px) {
    .product-page { padding-bottom: 5rem; }
}

/* ═══════════════════════════════════════════════════════
   SLIDER ARROWS (desktop)
   ═══════════════════════════════════════════════════════ */
.slider-arrow {
    display: none; position: absolute; top: 50%; transform: translateY(-50%);
    width: 2.25rem; height: 2.25rem; border-radius: 50%;
    background: rgba(255,255,255,0.85); border: 1px solid var(--gray-200);
    color: var(--gray-600); cursor: pointer; z-index: 3;
    align-items: center; justify-content: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: all 0.15s;
}
.slider-arrow:hover { background: #fff; color: var(--gray-900); box-shadow: 0 2px 8px rgba(0,0,0,0.15); }
.slider-arrow--prev { left: 0.5rem; }
.slider-arrow--next { right: 0.5rem; }
@media (min-width: 768px) {
    .slider-arrow { display: flex; }
}

/* ═══════════════════════════════════════════════════════
   CROSS-SELL COLOR TINT
   ═══════════════════════════════════════════════════════ */
.cross-sell--weldcool {
    background: rgba(11,140,213,0.04); border-color: rgba(11,140,213,0.15);
}
.cross-sell--eco {
    background: rgba(161,186,44,0.04); border-color: rgba(161,186,44,0.15);
}

/* ═══════════════════════════════════════════════════════
   MINICART SIDEBAR (desktop only, product page)
   ═══════════════════════════════════════════════════════ */
.minicart-sidebar {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 360px;
    max-width: 100%;
    z-index: 50;
    background: #fff;
    border-left: 1px solid var(--gray-200);
    box-shadow: -4px 0 24px rgba(0,0,0,0.08);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow: hidden;
}
@media (min-width: 1024px) {
    .minicart-sidebar {
        display: block;
    }
    .minicart-sidebar.minicart-sidebar--open {
        transform: translateX(0);
    }
    .minicart-sidebar-inner {
        display: flex;
        flex-direction: column;
        height: 100%;
    }
    .minicart-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1.25rem 1.25rem 1rem;
        border-bottom: 1px solid var(--gray-100);
        flex-shrink: 0;
    }
    .minicart-title {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--gray-900);
        margin: 0;
    }
    .minicart-close {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 2.25rem;
        height: 2.25rem;
        padding: 0;
        border: none;
        background: var(--gray-100);
        border-radius: var(--radius);
        color: var(--gray-500);
        cursor: pointer;
        transition: background 0.15s, color 0.15s;
    }
    .minicart-close:hover {
        background: var(--gray-200);
        color: var(--gray-900);
    }
    .minicart-body {
        flex: 1;
        overflow-y: auto;
        padding: 1rem 1.25rem;
    }
    .minicart-items {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }
    .minicart-item {
        display: grid;
        grid-template-columns: 56px 1fr;
        gap: 0.75rem;
        align-items: center;
        padding: 0.75rem;
        border: 1px solid var(--gray-100);
        border-radius: var(--radius);
        background: var(--gray-50);
    }
    .minicart-item-image {
        width: 56px;
        height: 56px;
        border-radius: 0.5rem;
        overflow: hidden;
        display: flex;
        align-items: center;
        justify-content: center;
        background: #fff;
    }
    .minicart-item-image img {
        max-height: 100%;
        max-width: 100%;
        object-fit: contain;
    }
    .minicart-item-info h3 {
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--gray-900);
        margin: 0;
    }
    .minicart-item-qty {
        font-size: 0.75rem;
        color: var(--gray-500);
        margin-top: 0.25rem;
    }
    .minicart-item-total {
        font-size: 0.875rem;
        font-weight: 700;
        color: var(--gray-900);
        text-align: right;
    }
    .minicart-empty {
        font-size: 0.875rem;
        color: var(--gray-500);
        text-align: center;
        padding: 1.5rem 0;
    }
    .minicart-summary {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid var(--gray-200);
        font-size: 0.875rem;
    }
    .minicart-summary-row {
        display: flex;
        justify-content: space-between;
        padding: 0.25rem 0;
        color: var(--gray-600);
    }
    .minicart-summary-row--total {
        font-weight: 700;
        color: var(--gray-900);
        font-size: 1rem;
        margin-top: 0.5rem;
        padding-top: 0.5rem;
        border-top: 1px solid var(--gray-100);
    }
    .minicart-footer {
        padding: 1rem 1.25rem 1.25rem;
        border-top: 1px solid var(--gray-100);
        flex-shrink: 0;
    }
    .minicart-btn-cart {
        display: block;
        width: 100%;
        text-align: center;
        padding: 0.75rem 1rem;
        font-size: 0.9375rem;
        text-decoration: none;
    }
}