:root {
    --bilkoria-ink: #243128;
    --bilkoria-forest: #315844;
    --bilkoria-forest-dark: #1f4231;
    --bilkoria-leaf: #75956f;
    --bilkoria-clay: #b84d3f;
    --bilkoria-clay-dark: #8f372d;
    --bilkoria-gold: #c49a4a;
    --bilkoria-cream: #f7f1e5;
    --bilkoria-paper: #fffdf8;
    --bilkoria-mist: #e7eee7;
    --bilkoria-line: #d8d6cb;
    --bilkoria-muted: #697069;
    --bilkoria-shadow: 0 18px 46px rgba(31, 66, 49, 0.11);
    --bilkoria-radius: 22px;
    --bilkoria-heading: Baskerville, "Palatino Linotype", "Book Antiqua", Palatino, serif;
    --bilkoria-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--bilkoria-ink);
    background: var(--bilkoria-paper);
    font-family: var(--bilkoria-body);
    font-size: 17px;
    line-height: 1.72;
    -webkit-font-smoothing: antialiased;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
}

a {
    color: var(--bilkoria-forest-dark);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

a:hover {
    color: var(--bilkoria-clay-dark);
}

h1,
h2,
h3 {
    margin-top: 0;
    color: var(--bilkoria-forest-dark);
    font-family: var(--bilkoria-heading);
    font-weight: 700;
    line-height: 1.14;
    letter-spacing: 0.012em;
}

h1 {
    font-size: clamp(2.4rem, 5.2vw, 4.9rem);
}

h2 {
    font-size: clamp(1.8rem, 3.4vw, 2.8rem);
}

h3 {
    font-size: clamp(1.25rem, 2.2vw, 1.65rem);
}

p,
ul,
dl {
    margin-top: 0;
}

.bilkoria-shell {
    width: min(1180px, calc(100% - 40px));
    margin-inline: auto;
}

.bilkoria-skip {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1000;
    padding: 10px 14px;
    border-radius: 10px;
    color: #fff;
    background: var(--bilkoria-forest-dark);
    transform: translateY(-160%);
    transition: transform 0.2s ease;
}

.bilkoria-skip:focus {
    transform: translateY(0);
}

.bilkoria-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid rgba(49, 88, 68, 0.12);
    background: rgba(255, 253, 248, 0.94);
    backdrop-filter: blur(14px);
}

.bilkoria-header::after {
    content: "";
    display: block;
    height: 4px;
    background:
        repeating-linear-gradient(
            90deg,
            var(--bilkoria-forest-dark) 0 18px,
            var(--bilkoria-cream) 18px 24px,
            var(--bilkoria-clay) 24px 42px,
            var(--bilkoria-cream) 42px 48px
        );
    opacity: 0.88;
}

.bilkoria-header__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    min-height: 82px;
}

.bilkoria-brand {
    position: relative;
    color: var(--bilkoria-forest-dark);
    font-family: var(--bilkoria-heading);
    font-size: clamp(1.8rem, 3vw, 2.45rem);
    font-weight: 700;
    letter-spacing: 0.045em;
    text-decoration: none;
}

.bilkoria-brand::after {
    content: "";
    position: absolute;
    right: -18px;
    bottom: 8px;
    width: 8px;
    height: 8px;
    border: 2px solid var(--bilkoria-clay);
    transform: rotate(45deg);
}

.bilkoria-nav {
    display: flex;
    align-items: center;
    gap: 26px;
    font-size: 0.95rem;
    font-weight: 700;
}

.bilkoria-nav a {
    color: var(--bilkoria-ink);
    text-decoration: none;
}

.bilkoria-nav a:hover {
    color: var(--bilkoria-clay-dark);
}

.bilkoria-hero--catalog {
    min-height: 440px;
    display: flex;
    align-items: center;
}

.bilkoria-hero {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    padding: clamp(78px, 11vw, 142px) 0 clamp(70px, 9vw, 116px);
    background:
        radial-gradient(circle at 82% 22%, rgba(196, 154, 74, 0.26), transparent 24%),
        radial-gradient(circle at 12% 86%, rgba(184, 77, 63, 0.16), transparent 30%),
        linear-gradient(135deg, #edf3ea 0%, #f8f1e5 56%, #f3e7d3 100%);
}

.bilkoria-hero::before,
.bilkoria-hero::after {
    content: "";
    position: absolute;
    z-index: -1;
    width: 170px;
    height: 170px;
    border: 1px solid rgba(49, 88, 68, 0.18);
    transform: rotate(45deg);
}

.bilkoria-hero::before {
    top: -78px;
    right: 8%;
    box-shadow: 34px 34px 0 -1px rgba(184, 77, 63, 0.08);
}

.bilkoria-hero::after {
    bottom: -105px;
    left: 9%;
    box-shadow: 30px 30px 0 -1px rgba(49, 88, 68, 0.08);
}

.bilkoria-hero h1 {
    max-width: 880px;
    margin-bottom: 24px;
}

.bilkoria-hero p {
    max-width: 780px;
    margin-bottom: 0;
    color: #455048;
    font-size: clamp(1.05rem, 1.8vw, 1.28rem);
}

.bilkoria-catalog {
    padding-block: 70px 92px;
}

.bilkoria-catalog__intro {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 30px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--bilkoria-line);
}

.bilkoria-catalog__intro h2 {
    margin-bottom: 0;
}

.bilkoria-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
}

.bilkoria-product-card,
.bilkoria-related-card {
    overflow: hidden;
    border: 1px solid rgba(49, 88, 68, 0.12);
    border-radius: var(--bilkoria-radius);
    background: #fff;
    box-shadow: 0 8px 24px rgba(31, 66, 49, 0.06);
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.bilkoria-product-card:hover,
.bilkoria-related-card:hover {
    transform: translateY(-5px);
    border-color: rgba(184, 77, 63, 0.3);
    box-shadow: var(--bilkoria-shadow);
}

.bilkoria-product-card__image,
.bilkoria-related-card__media {
    position: relative;
    display: block;
    padding: 20px;
    background:
        linear-gradient(135deg, rgba(231, 238, 231, 0.72), rgba(247, 241, 229, 0.72));
}

.bilkoria-product-card__image img,
.bilkoria-related-card__media img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: contain;
    transition: transform 0.25s ease;
}

.bilkoria-product-card:hover .bilkoria-product-card__image img,
.bilkoria-related-card:hover .bilkoria-related-card__media img {
    transform: scale(1.025);
}

.bilkoria-product-card__body,
.bilkoria-related-card__body {
    padding: 22px;
}

.bilkoria-badge {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 5px 10px;
    border-radius: 999px;
    color: #fff;
    background: var(--bilkoria-clay);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.bilkoria-product-card__title,
.bilkoria-related-card__title {
    margin: 12px 0 18px;
    font-size: 1.42rem;
}

.bilkoria-product-card__title a,
.bilkoria-related-card__title a {
    color: inherit;
    text-decoration: none;
}

.bilkoria-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 11px 18px;
    border: 1px solid var(--bilkoria-forest-dark);
    border-radius: 999px;
    color: #fff;
    background: var(--bilkoria-forest-dark);
    font-weight: 800;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.bilkoria-button:hover {
    color: #fff;
    background: var(--bilkoria-clay-dark);
    border-color: var(--bilkoria-clay-dark);
    transform: translateY(-1px);
}

.bilkoria-button--large {
    min-height: 54px;
    padding: 14px 25px;
    font-size: 1.02rem;
}

.bilkoria-detail-hero {
    position: relative;
    padding: 36px 0 72px;
    background:
        linear-gradient(180deg, #f5f0e5 0%, #fffdf8 100%);
}

.bilkoria-detail-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: clamp(38px, 6vw, 82px);
    align-items: center;
}

.bilkoria-crumbs {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--bilkoria-muted);
    font-size: 0.9rem;
}

.bilkoria-crumbs a {
    color: var(--bilkoria-forest-dark);
}

.bilkoria-detail-media {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(49, 88, 68, 0.13);
    border-radius: 34px 34px 34px 8px;
    background:
        radial-gradient(circle at 25% 18%, rgba(255, 255, 255, 0.95), transparent 38%),
        linear-gradient(145deg, #e7eee7, #f5e8d6);
    box-shadow: var(--bilkoria-shadow);
}

.bilkoria-detail-media > .bilkoria-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 2;
}

.bilkoria-detail-media img {
    width: 100%;
    object-fit: contain;
}

.bilkoria-detail-summary h1 {
    margin-bottom: 20px;
    font-size: clamp(2.25rem, 5vw, 4.15rem);
}

.bilkoria-lead {
    margin-bottom: 26px;
    color: #4d5850;
    font-size: 1.13rem;
}

.bilkoria-facts {
    display: grid;
    gap: 0;
    margin: 28px 0 0;
    border-top: 1px solid var(--bilkoria-line);
}

.bilkoria-facts > div {
    display: grid;
    grid-template-columns: 145px 1fr;
    gap: 18px;
    padding: 15px 0;
    border-bottom: 1px solid var(--bilkoria-line);
}

.bilkoria-facts dt {
    color: var(--bilkoria-muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.bilkoria-facts dd {
    margin: 0;
    font-weight: 650;
}

.bilkoria-content-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 310px;
    gap: 52px;
    align-items: start;
    padding-block: 72px 96px;
}

.bilkoria-article {
    min-width: 0;
}

.bilkoria-article > p,
.bilkoria-article > section {
    max-width: 800px;
}

.bilkoria-article section {
    margin: 0 0 62px;
}

.bilkoria-article section h2 {
    position: relative;
    margin-bottom: 20px;
    padding-top: 6px;
}

.bilkoria-article section h2::before {
    content: "";
    display: block;
    width: 54px;
    height: 4px;
    margin-bottom: 14px;
    background: linear-gradient(90deg, var(--bilkoria-forest-dark) 0 45%, var(--bilkoria-gold) 45% 65%, var(--bilkoria-clay) 65% 100%);
}

.bilkoria-article h3 {
    margin: 30px 0 12px;
}

.bilkoria-article p,
.bilkoria-article li {
    color: #3f4842;
}

.bilkoria-article ul {
    padding-left: 1.3em;
}

.bilkoria-article li + li {
    margin-top: 8px;
}

.bilkoria-check-list {
    list-style: none;
    padding-left: 0 !important;
}

.bilkoria-check-list li {
    position: relative;
    padding: 13px 16px 13px 46px;
    border-bottom: 1px solid var(--bilkoria-line);
}

.bilkoria-check-list li::before {
    content: "✦";
    position: absolute;
    left: 14px;
    top: 12px;
    color: var(--bilkoria-clay);
    font-size: 1.05rem;
}

.bilkoria-cta {
    margin: 34px 0 4px;
    padding: clamp(26px, 4vw, 40px);
    border: 1px solid rgba(49, 88, 68, 0.14);
    border-radius: 26px 26px 26px 7px;
    background:
        linear-gradient(135deg, #eef3e9 0%, #f8efdf 100%);
}

.bilkoria-cta h2 {
    margin-bottom: 18px;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.bilkoria-faq {
    padding-top: 4px;
}

.bilkoria-faq h3 {
    margin-bottom: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--bilkoria-line);
}

.bilkoria-sidebar {
    position: sticky;
    top: 118px;
}

.bilkoria-sidebar__card {
    padding: 26px;
    border: 1px solid rgba(49, 88, 68, 0.14);
    border-radius: 24px 24px 24px 8px;
    background: var(--bilkoria-cream);
    box-shadow: 0 12px 30px rgba(31, 66, 49, 0.07);
}

.bilkoria-sidebar__card h2 {
    margin-bottom: 16px;
    font-size: 1.7rem;
}

.bilkoria-sidebar__card ul {
    padding-left: 1.15em;
    color: #495149;
    font-size: 0.94rem;
}

.bilkoria-sidebar__card .bilkoria-button {
    width: 100%;
    margin-top: 8px;
}

.bilkoria-related {
    max-width: 800px;
    margin-top: 68px;
    padding-top: 32px;
    border-top: 1px solid var(--bilkoria-line);
}

.bilkoria-related__head {
    margin-bottom: 24px;
}

.bilkoria-eyebrow {
    margin-bottom: 8px;
    color: var(--bilkoria-clay-dark) !important;
    font-size: 0.78rem;
    font-weight: 850;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.bilkoria-related__head h2 {
    margin-bottom: 10px;
}

.bilkoria-related__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.bilkoria-related-card__media {
    padding: 14px;
}

.bilkoria-related-card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 2;
}

.bilkoria-related-card__body {
    padding: 17px;
}

.bilkoria-related-card__title {
    margin-top: 0;
    font-size: 1.22rem;
}

.bilkoria-related-card__button {
    width: 100%;
    min-height: 42px;
    padding-inline: 12px;
    font-size: 0.88rem;
}

.bilkoria-footer {
    position: relative;
    overflow: hidden;
    color: #f7f1e5;
    background: var(--bilkoria-forest-dark);
}

.bilkoria-footer::before {
    content: "";
    display: block;
    height: 6px;
    background: repeating-linear-gradient(90deg, var(--bilkoria-clay) 0 20px, var(--bilkoria-gold) 20px 25px, #f7f1e5 25px 31px, var(--bilkoria-forest) 31px 51px);
}

.bilkoria-footer__grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 54px;
    padding-block: 54px 36px;
}

.bilkoria-footer h2 {
    color: #fff;
    font-size: 1.6rem;
}

.bilkoria-footer p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.78);
}

.bilkoria-footer a {
    color: #fff;
}

.bilkoria-footer__links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
}

.bilkoria-footer__copy {
    padding: 20px 0 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.88rem;
}

@media (max-width: 1000px) {
    .bilkoria-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .bilkoria-detail-hero__grid {
        gap: 40px;
    }

    .bilkoria-content-layout {
        grid-template-columns: minmax(0, 1fr) 270px;
        gap: 34px;
    }
}

@media (max-width: 820px) {
    .bilkoria-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .bilkoria-detail-hero__grid,
    .bilkoria-content-layout,
    .bilkoria-footer__grid {
        grid-template-columns: 1fr;
    }

    .bilkoria-detail-media {
        max-width: 560px;
    }

    .bilkoria-content-layout {
        padding-top: 54px;
    }

    .bilkoria-sidebar {
        position: static;
    }

    .bilkoria-sidebar__card {
        max-width: 520px;
    }
}

@media (max-width: 620px) {
    body {
        font-size: 16px;
    }

    .bilkoria-shell {
        width: min(100% - 28px, 1180px);
    }

    .bilkoria-header__row {
        min-height: 72px;
    }

    .bilkoria-nav {
        gap: 14px;
        font-size: 0.88rem;
    }

    .bilkoria-brand {
        font-size: 1.7rem;
    }

    .bilkoria-brand::after {
        display: none;
    }

    .bilkoria-hero {
        padding-block: 62px 70px;
    }

    .bilkoria-grid,
    .bilkoria-related__grid {
        grid-template-columns: 1fr;
    }

    .bilkoria-product-card {
        display: grid;
        grid-template-columns: 42% 58%;
    }

    .bilkoria-product-card__image {
        min-height: 100%;
        padding: 12px;
    }

    .bilkoria-product-card__body {
        padding: 16px;
    }

    .bilkoria-product-card__title {
        font-size: 1.18rem;
    }

    .bilkoria-product-card .bilkoria-button {
        width: 100%;
        padding-inline: 10px;
        font-size: 0.86rem;
    }

    .bilkoria-detail-hero {
        padding-top: 24px;
    }

    .bilkoria-crumbs {
        margin-bottom: -6px;
    }

    .bilkoria-facts > div {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .bilkoria-content-layout {
        padding-bottom: 72px;
    }

    .bilkoria-article section {
        margin-bottom: 48px;
    }

    .bilkoria-cta {
        border-radius: 20px 20px 20px 6px;
    }

    .bilkoria-footer__grid {
        gap: 28px;
        padding-top: 42px;
    }
}

@media (max-width: 430px) {
    .bilkoria-header__row {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
        padding-block: 14px 12px;
    }

    .bilkoria-product-card {
        grid-template-columns: 1fr;
    }

    .bilkoria-detail-summary h1 {
        font-size: 2.45rem;
    }
}