@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700;800;900&display=swap");

:root {
    --ink: #1b1d24;
    --muted: #636a76;
    --line: #e5e8ef;
    --paper: #ffffff;
    --soft: #f6f7f9;
    --accent: #14746f;
    --accent-2: #d9480f;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    color: var(--ink);
    background:
        linear-gradient(rgba(255,255,255,.88), rgba(255,255,255,.88)),
        url("../img/fundo.png") center top / cover fixed;
    font-family: "DM Sans", Arial, Helvetica, sans-serif;
    line-height: 1.5;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 8px clamp(18px, 4vw, 56px);
    background:
        radial-gradient(circle at 12% 20%, rgba(217, 70, 239, .22), transparent 30%),
        radial-gradient(circle at 88% 10%, rgba(8, 180, 216, .18), transparent 28%),
        linear-gradient(135deg, #111014 0%, #121923 48%, #1b1024 100%);
    border-bottom: 1px solid rgba(34, 211, 238, .18);
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    text-decoration: none;
}
.brand img {
    width: auto;
    height: 72px;
    object-fit: contain;
}
.brand-mark {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    color: #fff;
    background: var(--accent);
    border-radius: 8px;
}
.main-nav {
    display: flex;
    gap: 18px;
    align-items: center;
}
.main-nav a {
    color: #fff;
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
}
.main-nav a.active, .main-nav a:hover { color: #22d3ee; }
.menu-toggle { display: none; }
main { min-height: 70vh; }
.hero {
    min-height: 520px;
    display: grid;
    align-items: center;
    padding: clamp(40px, 8vw, 96px) clamp(18px, 6vw, 88px);
    background:
        linear-gradient(90deg, rgba(255,255,255,.94), rgba(255,255,255,.76)),
        url("../img/placeholder.svg") center/cover;
}
.hero > div { max-width: 720px; }
.hero-logo {
    width: min(520px, 100%);
    height: auto;
    margin: 0 0 22px;
}

.home-shell {
    min-height: 100vh;
    color: #f8fafc;
    background:
        radial-gradient(circle at 18% 20%, rgba(217, 70, 239, .24), transparent 32%),
        radial-gradient(circle at 82% 12%, rgba(8, 180, 216, .22), transparent 30%),
        linear-gradient(135deg, #111014 0%, #121923 48%, #1b1024 100%);
}
.home-hero {
    position: relative;
    display: grid;
    min-height: 88vh;
    place-items: center;
    overflow: hidden;
    padding: clamp(52px, 8vw, 104px) 18px;
}
.sparkles {
    position: absolute;
    inset: 0;
    opacity: .45;
    background-image:
        radial-gradient(circle, rgba(255,255,255,.9) 0 1px, transparent 2px),
        radial-gradient(circle, rgba(0, 211, 255, .9) 0 1px, transparent 2px),
        radial-gradient(circle, rgba(255, 45, 196, .8) 0 1px, transparent 2px);
    background-position: 0 0, 34px 58px, 92px 18px;
    background-size: 120px 120px, 160px 160px, 220px 220px;
    pointer-events: none;
}
.home-hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    justify-items: center;
    max-width: 980px;
    text-align: center;
}
.home-logo {
    width: min(680px, 92vw);
    height: auto;
    margin-bottom: 18px;
    filter: drop-shadow(0 0 28px rgba(0, 190, 255, .24));
}
.home-eyebrow {
    margin: 0 0 16px;
    color: #22d3ee;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
}
.home-hero h1 {
    max-width: 960px;
    margin: 0 0 20px;
    font-size: clamp(44px, 7vw, 92px);
    font-weight: 900;
    line-height: .95;
    text-wrap: balance;
}
.home-lead {
    max-width: 760px;
    margin: 0;
    color: rgba(248,250,252,.72);
    font-size: clamp(18px, 2vw, 24px);
}
.home-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    margin-top: 34px;
}
.home-button {
    min-height: 48px;
    padding: 12px 20px;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 14px;
    color: #fff;
    font-weight: 800;
    text-decoration: none;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.home-button:hover {
    transform: translateY(-2px);
}
.home-button.primary {
    background: #08a6c8;
    box-shadow: 0 0 22px rgba(8, 180, 216, .35);
}
.home-button.secondary {
    background: #a855f7;
    box-shadow: 0 0 22px rgba(168, 85, 247, .35);
}
.home-button.ghost {
    background: rgba(236, 72, 153, .14);
    border-color: rgba(236, 72, 153, .35);
}
.home-lines {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    max-width: 1180px;
    margin: -54px auto 0;
    padding: 0 18px 72px;
    position: relative;
    z-index: 2;
}
.home-about {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 18px 70px;
    position: relative;
    z-index: 2;
}
.about-showcase {
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(360px, .85fr);
    gap: clamp(26px, 4vw, 48px);
    padding: clamp(28px, 4vw, 54px);
    border: 1px solid rgba(34, 211, 238, .22);
    border-radius: 24px;
    background:
        radial-gradient(circle at 78% 6%, rgba(236, 72, 153, .18), transparent 28%),
        radial-gradient(circle at 88% 76%, rgba(34, 211, 238, .16), transparent 34%),
        linear-gradient(135deg, rgba(3, 7, 18, .96), rgba(12, 18, 35, .92) 54%, rgba(18, 8, 32, .96));
    box-shadow: 0 24px 70px rgba(0,0,0,.36);
    backdrop-filter: blur(18px);
}
.about-copy h2 {
    margin-bottom: 22px;
    color: #fff;
    font-size: clamp(34px, 4vw, 54px);
    font-weight: 900;
    text-transform: uppercase;
}
.about-copy p {
    max-width: 620px;
    margin: 0 0 22px;
    color: rgba(248,250,252,.82);
    font-size: clamp(18px, 2vw, 23px);
    line-height: 1.55;
}
.about-copy strong {
    color: #22d3ee;
}
.about-copy span {
    color: #d946ef;
    font-weight: 900;
}
.about-pillars {
    display: grid;
    align-content: center;
    gap: 16px;
    padding: clamp(22px, 3vw, 34px);
    border: 1px solid rgba(217, 70, 239, .48);
    border-left-color: rgba(34, 211, 238, .58);
    border-radius: 20px;
    background: rgba(8, 13, 30, .68);
}
.about-pillars article {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 16px;
    align-items: center;
}
.pillar-icon {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    font-size: 32px;
    font-weight: 900;
}
.pillar-icon.blue { color: #22a7ff; }
.pillar-icon.pink { color: #ec4899; }
.pillar-icon.yellow { color: #facc15; }
.pillar-icon.green { color: #5ad65a; }
.about-pillars h3 {
    margin: 0 0 3px;
    color: #fff;
    font-size: 18px;
    text-transform: uppercase;
}
.about-pillars p {
    margin: 0;
    color: rgba(248,250,252,.74);
    font-size: 16px;
    line-height: 1.25;
}
.about-products-title {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 24px;
    align-items: center;
    margin-top: 2px;
}
.about-products-title span {
    height: 2px;
    background: linear-gradient(90deg, transparent, #22d3ee);
}
.about-products-title span:last-child {
    background: linear-gradient(90deg, #ec4899, transparent);
}
.about-products-title h3 {
    margin: 0;
    color: #fff;
    font-size: clamp(24px, 3vw, 36px);
    text-align: center;
    text-transform: uppercase;
}
.about-products {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}
.about-product-card {
    padding: clamp(22px, 3vw, 34px);
    border-radius: 18px;
    background: rgba(5, 10, 24, .74);
}
.about-product-card.blue {
    border: 1px solid rgba(34, 167, 255, .7);
}
.about-product-card.pink {
    border: 1px solid rgba(236, 72, 153, .72);
}
.about-product-card h3 {
    margin-bottom: 18px;
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 900;
    text-transform: uppercase;
}
.about-product-card.blue h3 { color: #22a7ff; }
.about-product-card.pink h3 { color: #ec4899; }
.about-product-card ul {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 0;
    color: rgba(248,250,252,.84);
    font-size: 18px;
    list-style: none;
}
.about-product-card li {
    position: relative;
    padding-left: 30px;
}
.about-product-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 1px;
    display: grid;
    place-items: center;
    width: 18px;
    height: 18px;
    color: #fff;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 900;
}
.about-product-card.blue li::before { background: #22a7ff; }
.about-product-card.pink li::before { background: #ec4899; }
.home-lines a,
.home-empty {
    padding: 28px;
    border: 1px solid rgba(34, 211, 238, .2);
    border-radius: 24px;
    background: rgba(20, 22, 30, .78);
    box-shadow: 0 18px 50px rgba(0,0,0,.28);
    backdrop-filter: blur(18px);
    text-decoration: none;
}
.home-lines span {
    color: #ec4899;
    font-weight: 900;
}
.home-lines strong {
    display: block;
    margin: 12px 0 10px;
    color: #fff;
    font-size: 24px;
}
.home-lines p,
.home-empty p {
    margin: 0;
    color: rgba(248,250,252,.66);
}
.home-featured {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 18px 86px;
}
.home-carousel-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 18px 74px;
}
.home-carousel-wrap {
    position: relative;
}
.home-carousel {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 18px;
    overflow: visible;
    padding: 4px 0 0;
}
.carousel-item {
    display: grid;
    gap: 10px;
    min-height: 100%;
    padding: 12px;
    color: #fff;
    border: 1px solid rgba(34, 211, 238, .18);
    border-radius: 14px;
    background: rgba(20, 22, 30, .82);
    box-shadow: 0 18px 46px rgba(0,0,0,.22);
    text-decoration: none;
}
.carousel-image {
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: 10px;
    background: rgba(255,255,255,.08);
}
.carousel-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.carousel-meta {
    color: #22d3ee;
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}
.carousel-item strong {
    color: #fff;
    font-size: 16px;
    line-height: 1.2;
}
.home-section-title {
    margin-bottom: 24px;
    text-align: center;
}
.home-section-title p {
    max-width: none;
    margin: 0 0 6px;
    color: #22d3ee;
    font-weight: 800;
    text-transform: uppercase;
}
.home-section-title h2 {
    color: #fff;
    font-size: clamp(30px, 4vw, 52px);
    font-weight: 900;
}
.home-product-grid .product-card {
    background: rgba(20, 22, 30, .82);
    border-color: rgba(34, 211, 238, .18);
    box-shadow: 0 18px 46px rgba(0,0,0,.24);
}
.home-product-grid .product-body h3,
.home-product-grid .price-label {
    color: #fff;
}
.home-product-grid .product-body p,
.home-product-grid .meta {
    color: rgba(248,250,252,.72);
}
.eyebrow, .meta {
    margin: 0 0 8px;
    color: var(--accent);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
}
h1, h2, h3 { margin: 0 0 12px; line-height: 1.1; }
h1 { font-size: clamp(38px, 6vw, 76px); }
h2 { font-size: clamp(26px, 3vw, 38px); }
h3 { font-size: 20px; }
.hero p { max-width: 620px; color: var(--muted); font-size: 20px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.actions.vertical { align-items: flex-start; flex-direction: column; }
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    color: #fff;
    background: var(--accent);
    border: 0;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
}
.button.secondary {
    color: var(--accent);
    background: #e8f3f1;
}
.section-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    background: var(--line);
}
.section-links a {
    min-height: 150px;
    padding: 28px;
    background: #fff;
    text-decoration: none;
}
.section-links strong { display: block; margin-bottom: 8px; font-size: 22px; }
.section-links span, .product-body p, .about p, .page-title p { color: var(--muted); }
.content-band, .about, .page-title, .empty, .contact-list {
    padding: clamp(34px, 6vw, 72px) clamp(18px, 6vw, 88px);
}
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 22px;
}
.catalog-layout {
    display: grid;
    grid-template-columns: 340px minmax(0, 1fr);
    gap: 26px;
    padding: 28px clamp(18px, 4vw, 56px) 56px;
}
.section-intro {
    padding: 22px clamp(18px, 4vw, 56px) 0;
}
.section-intro p {
    max-width: 980px;
    margin: 0;
    color: var(--muted);
    font-size: clamp(16px, 1.4vw, 19px);
    line-height: 1.65;
}
.catalog-sidebar {
    position: sticky;
    top: 88px;
    align-self: start;
    max-height: calc(100vh - 112px);
    overflow: auto;
    padding: 0;
    border: 0;
    border-radius: 22px;
    background: rgba(20, 22, 24, .92);
    color: #f8fafc;
}
.filter-panel {
    display: grid;
    gap: 26px;
    padding: 24px;
}
.filter-title {
    display: flex;
    align-items: center;
    gap: 10px;
}
.filter-title span {
    color: #22d3ee;
    font-size: 28px;
    line-height: 1;
    transform: rotate(180deg);
}
.filter-title h2 {
    margin: 0;
    color: #fff;
    font-size: 22px;
}
.filter-field,
.price-filter,
.filter-categories {
    display: grid;
    gap: 12px;
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}
.price-filter {
    min-inline-size: 0;
}
.filter-field > span,
.price-filter h3,
.filter-categories h3 {
    margin: 0;
    color: #cbd5e1;
    font-size: 14px;
    font-weight: 900;
    letter-spacing: .06em;
    text-transform: uppercase;
}
.filter-field select,
.price-filter input {
    width: 100%;
    min-height: 42px;
    padding: 8px 12px;
    color: #fff;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 12px;
    background: rgba(0,0,0,.26);
    font: inherit;
}
.price-filter {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 10px;
    row-gap: 12px;
}
.price-filter h3 {
    grid-column: 1 / -1;
    margin-bottom: 2px;
}
.price-filter label {
    display: grid;
    gap: 7px;
}
.price-filter label span {
    color: #cbd5e1;
    font-size: 12px;
}
.filter-actions {
    display: grid;
    gap: 10px;
}
.filter-actions .button {
    width: 100%;
    background: #0ea5a3;
}
.filter-actions .clear {
    justify-self: center;
    color: #22d3ee;
}
.filter-categories a,
.category-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 9px 10px;
    color: #cbd5e1;
    border-radius: 8px;
    text-decoration: none;
}
.category-toggle {
    width: 100%;
    border: 0;
    background: transparent;
    cursor: pointer;
    font: inherit;
    text-align: left;
}
.category-toggle-label {
    min-width: 0;
}
.category-toggle-meta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}
.category-chevron {
    color: #22d3ee;
    font-size: 16px;
    line-height: 1;
    transition: transform .2s ease;
}
.category-group.open .category-chevron {
    transform: rotate(180deg);
}
.filter-categories a.active,
.filter-categories a:hover,
.category-toggle.active,
.category-toggle:hover {
    color: #22d3ee;
    background: rgba(34, 211, 238, .12);
}
.subcategory-list {
    display: none;
    gap: 4px;
    margin: 0 0 4px 14px;
    padding-left: 12px;
    border-left: 1px solid rgba(148, 163, 184, .28);
}
.category-group.open .subcategory-list {
    display: grid;
}
.subcategory-link {
    font-size: 14px;
}
.catalog-results { min-width: 0; }
.result-count {
    margin-bottom: 14px;
    color: var(--muted);
    font-size: 14px;
}
.catalog-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 14px;
}
.catalog-grid .product-body { padding: 12px; }
.catalog-grid h3 { font-size: 15px; }
.catalog-grid .meta,
.catalog-grid .product-body p { font-size: 12px; }
.catalog-grid .button {
    min-height: 38px;
    padding: 8px 10px;
    font-size: 13px;
}
.product-card {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}
.product-image {
    display: block;
    width: 100%;
    padding: 0;
    border: 0;
    aspect-ratio: 4 / 3;
    background: var(--soft);
    cursor: zoom-in;
}
.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.product-body { padding: 18px; }
.product-body .button { width: 100%; margin-top: 8px; }
.cart-add-form {
    display: grid;
    margin: 0;
}
.cart-button {
    width: 100%;
    background: #0ea5a3;
}
.price-label {
    margin: 6px 0 10px;
    color: var(--ink);
}
.page-title {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    background: var(--soft);
}
.search {
    display: flex;
    align-items: end;
    gap: 10px;
}
.search span { display: block; color: var(--muted); font-size: 13px; }
.search input {
    min-height: 44px;
    width: min(60vw, 320px);
    padding: 8px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
}
.clear { color: var(--accent-2); font-weight: 700; text-decoration: none; }
.pagination { display: flex; justify-content: center; gap: 8px; padding: 24px; }
.pagination a {
    min-width: 38px;
    padding: 8px 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
}
.pagination .active { color: #fff; background: var(--accent); border-color: var(--accent); }
.empty {
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
}
.empty.inline { margin: 0; text-align: left; }
.cart-page {
    display: grid;
    gap: 28px;
    padding: clamp(28px, 5vw, 64px) clamp(18px, 6vw, 88px);
}
.cart-title p {
    max-width: 680px;
}
.notice {
    padding: 14px 16px;
    color: #064e3b;
    border: 1px solid #a7f3d0;
    border-radius: 8px;
    background: #ecfdf5;
    font-weight: 700;
}
.cart-table-form,
.checkout-form {
    display: grid;
    gap: 18px;
    max-width: 1100px;
}
.cart-table {
    display: grid;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}
.cart-row {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) 140px 140px 140px;
    gap: 16px;
    align-items: center;
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
}
.cart-row:last-child {
    border-bottom: 0;
}
.cart-head {
    color: var(--muted);
    background: var(--soft);
    font-size: 13px;
    font-weight: 900;
    text-transform: uppercase;
}
.cart-product {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}
.cart-product img {
    width: 72px;
    height: 72px;
    object-fit: contain;
    border-radius: 8px;
    background: var(--soft);
}
.cart-product strong,
.cart-product span {
    display: block;
}
.cart-product span {
    color: var(--muted);
    font-size: 13px;
}
.cart-row input,
.checkout-form input,
.checkout-form textarea {
    width: 100%;
    min-height: 42px;
    padding: 8px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font: inherit;
}
.checkout-form textarea {
    resize: vertical;
    min-height: 140px;
}
.cart-total {
    display: flex;
    justify-content: flex-end;
    gap: 18px;
    font-size: 22px;
}
.checkout-form {
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255,255,255,.9);
}
.checkout-form h2 {
    margin-bottom: 0;
}
.checkout-form p {
    margin: 0;
    color: var(--muted);
}
.checkout-form label {
    display: grid;
    gap: 8px;
    font-weight: 700;
}
.custom-order-form {
    border-color: rgba(20, 116, 111, .28);
}
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
.product-detail {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr);
    gap: clamp(24px, 5vw, 58px);
    padding: clamp(24px, 6vw, 80px) clamp(18px, 6vw, 88px);
}
.gallery {
    display: grid;
    gap: 12px;
}
.gallery-main-button,
.gallery-thumbs button {
    display: block;
    width: 100%;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: zoom-in;
}
.gallery-main {
    width: 100%;
    max-height: 620px;
    object-fit: contain;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 8px;
}
.gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}
.gallery-thumbs img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: 8px;
}
.image-lightbox {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: clamp(18px, 4vw, 48px);
    background: rgba(0, 0, 0, .86);
}
.image-lightbox.open {
    display: flex;
}
.image-lightbox img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 24px 80px rgba(0,0,0,.45);
}
.image-lightbox-close {
    position: absolute;
    top: 18px;
    right: 18px;
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    color: #fff;
    border: 1px solid rgba(255,255,255,.24);
    border-radius: 8px;
    background: rgba(0,0,0,.42);
    font-size: 30px;
    line-height: 1;
}
.description {
    color: var(--muted);
    text-align: justify;
}
.facts {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 8px 18px;
    margin: 24px 0;
}
.facts dt { color: var(--muted); }
.facts dd { margin: 0; font-weight: 700; }
.contact-list {
    display: grid;
    gap: 12px;
    max-width: 720px;
}
.contact-list a {
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    text-decoration: none;
}
.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    padding: 28px clamp(18px, 6vw, 88px);
    color: #fff;
    background: var(--ink);
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 14px; }
.site-footer a { color: #fff; text-decoration: none; }

.materials-hero,
.materials-section {
    color: #f8fafc;
    background:
        radial-gradient(circle at 78% 10%, rgba(217, 70, 239, .18), transparent 30%),
        radial-gradient(circle at 14% 88%, rgba(34, 211, 238, .16), transparent 32%),
        linear-gradient(135deg, rgba(3, 7, 18, .96), rgba(10, 18, 36, .94));
}
.materials-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
    gap: clamp(26px, 5vw, 64px);
    align-items: center;
    padding: clamp(42px, 7vw, 92px) clamp(18px, 6vw, 88px);
}
.materials-hero h1 {
    max-width: 920px;
    margin-bottom: 22px;
    color: #fff;
    font-size: clamp(44px, 7vw, 86px);
    font-weight: 900;
    text-transform: uppercase;
}
.materials-hero p {
    max-width: 820px;
    color: rgba(248,250,252,.82);
    font-size: clamp(18px, 2vw, 24px);
}
.materials-hero strong {
    color: #22d3ee;
}
.materials-filament {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 18px;
    border: 1px solid rgba(34, 211, 238, .5);
    border-radius: 24px;
    background: rgba(8, 13, 30, .72);
    box-shadow: 0 22px 60px rgba(0,0,0,.28);
}
.materials-filament img {
    width: 100%;
    max-height: 360px;
    object-fit: contain;
    filter: drop-shadow(0 20px 34px rgba(0,0,0,.42));
}
.materials-filament figcaption {
    color: rgba(248,250,252,.72);
    font-size: 14px;
    text-align: center;
}
.materials-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}
.materials-section {
    padding: clamp(36px, 6vw, 74px) clamp(18px, 6vw, 88px);
}
.materials-section.compact {
    padding-top: 10px;
}
.materials-title {
    margin-bottom: 28px;
    text-align: center;
}
.materials-title p {
    margin: 0 0 8px;
    color: #22d3ee;
    font-weight: 900;
    text-transform: uppercase;
}
.materials-title h2 {
    color: #fff;
    font-size: clamp(30px, 5vw, 58px);
    font-weight: 900;
    text-transform: uppercase;
}
.materials-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    max-width: 1280px;
    margin: 0 auto;
}
.material-card {
    display: grid;
    gap: 18px;
    padding: clamp(22px, 3vw, 34px);
    border-radius: 22px;
    background: rgba(5, 10, 24, .78);
}
.material-card.pla { border: 1px solid rgba(132, 204, 22, .65); }
.material-card.petg { border: 1px solid rgba(34, 211, 238, .65); }
.material-card.resin { border: 1px solid rgba(168, 85, 247, .72); }
.material-card h3 {
    margin: 0;
    font-size: clamp(36px, 5vw, 58px);
    font-weight: 900;
}
.material-card.pla h3 { color: #84cc16; }
.material-card.petg h3 { color: #22d3ee; }
.material-card.resin h3 { color: #a855f7; }
.material-card p,
.materials-info-panel p {
    margin: 0;
    color: rgba(248,250,252,.78);
    font-size: 17px;
}
.material-card ul,
.materials-info-panel ul {
    display: grid;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.material-card li,
.materials-info-panel li {
    position: relative;
    padding-left: 28px;
    color: rgba(248,250,252,.86);
}
.material-card li::before,
.materials-info-panel li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: #22d3ee;
    font-weight: 900;
}
.materials-info-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, .7fr);
    gap: 28px;
    max-width: 1280px;
    margin: 0 auto;
    padding: clamp(24px, 4vw, 38px);
    border: 1px solid rgba(217, 70, 239, .42);
    border-radius: 22px;
    background: rgba(8, 13, 30, .74);
}
.materials-info-panel h2 {
    color: #fff;
    text-transform: uppercase;
}
@media (max-width: 760px) {
    .brand img { height: 56px; }
    .menu-toggle {
        display: inline-flex;
        min-height: 40px;
        padding: 8px 12px;
        border: 1px solid var(--line);
        border-radius: 8px;
        background: #fff;
    }
    .main-nav {
        display: none;
        position: absolute;
        inset: 70px 16px auto 16px;
        flex-direction: column;
        align-items: stretch;
        padding: 14px;
        background: #fff;
        border: 1px solid var(--line);
        border-radius: 8px;
    }
    .main-nav.open { display: flex; }
    .section-links, .product-detail, .catalog-layout { grid-template-columns: 1fr; }
    .catalog-sidebar { position: static; max-height: none; }
    .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .page-title, .site-footer, .search { align-items: stretch; flex-direction: column; }
    .search input { width: 100%; }
    .home-lines { grid-template-columns: 1fr; margin-top: 0; }
    .about-showcase,
    .about-products {
        grid-template-columns: 1fr;
    }
    .about-pillars article {
        grid-template-columns: 44px minmax(0, 1fr);
    }
    .pillar-icon {
        width: 38px;
        height: 38px;
        font-size: 26px;
    }
    .about-products-title {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .about-products-title span {
        display: none;
    }
    .home-hero { min-height: 74vh; }
    .home-carousel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .materials-hero,
    .materials-grid,
    .materials-info-panel {
        grid-template-columns: 1fr;
    }
    .cart-head { display: none; }
    .cart-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .cart-product img {
        width: 64px;
        height: 64px;
    }
    .cart-total {
        justify-content: space-between;
    }
}

@media (min-width: 761px) and (max-width: 1180px) {
    .catalog-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .home-carousel { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .materials-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}