:root {
    --catalog-background-start: #ecfdf6;
    --catalog-background-middle: rgba(255, 255, 255, 0.95);
    --catalog-background-end: #d1fae5;
    --catalog-text: #0f172a;
    --catalog-text-muted: #475569;
    --catalog-accent: #10b981;
    --catalog-accent-dark: #047857;
    --catalog-border: rgba(15, 23, 42, 0.1);
    --catalog-border-strong: rgba(15, 23, 42, 0.12);
    --catalog-card-shadow: 0 24px 48px rgba(15, 23, 42, 0.12);
    --catalog-card-shadow-hover: 0 32px 56px rgba(15, 23, 42, 0.18);
    --catalog-radius-large: 28px;
    --catalog-radius-medium: 22px;
    --catalog-radius-small: 14px;
    --catalog-spacing: 24px;
    --catalog-spacing-large: 32px;.catalog-card__titles-serif;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body.catalog-page {
    margin: 0;
    min-height: 100%;
    font-family: var(--catalog-font-family);
    font-size: 18px;
    line-height: 1.55;
    color: var(--catalog-text);
    background: linear-gradient(135deg,
            var(--catalog-background-start) 0%,
            var(--catalog-background-middle) 45%,
            var(--catalog-background-end) 100%);
}

.catalog-page__container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 64px 20px 96px;
}

.catalog-page__header {
    text-align: center;
    margin-bottom: 48px;
}

.catalog-page__overtitle {
    letter-spacing: 0.35em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--catalog-accent-dark);
    margin-bottom: 12px;
    font-size: 2.75rem;
}

.catalog-page__title {
    font-size: clamp(2.1rem, 2.8vw + 1.6rem, 2.6rem);
    font-weight: 800;
    margin: 0;
}

.catalog-page__subtitle {
    margin: 18px auto 0;
    max-width: 720px;
    color: var(--catalog-text-muted);
    font-size: 1.5rem;
}

.catalog-page__layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
}

.catalog-filters {
    background: rgba(255, 255, 255, 0.92);
    border-radius: var(--catalog-radius-large);
    border: 1px solid var(--catalog-border);
    padding: 28px;
    box-shadow: var(--catalog-card-shadow);
    position: sticky;
    top: 24px;
}

.catalog-filters__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.catalog-filters__title {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
}

.catalog-filters__reset {
    border: none;
    background: rgba(16, 185, 129, 0.12);
    color: var(--catalog-accent-dark);
    padding: 10px 16px;
    border-radius: var(--catalog-radius-small);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
}

.catalog-filters__reset:hover,
.catalog-filters__reset:focus-visible {
    background: rgba(16, 185, 129, 0.18);
    transform: translateY(-1px);
    outline: none;
}

.catalog-filters__groups {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.catalog-filter__title {
    margin: 0 0 12px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 1.5rem;
    color: var(--catalog-text-muted);
    font-weight: 700;
}

.catalog-filter__options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 320px;
    overflow: auto;
    padding-right: 6px;
}

.catalog-filter__control {
    position: relative;
}

.catalog-filter__select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--catalog-border);
    border-radius: var(--catalog-radius-small);
    background: rgba(255, 255, 255, 0.96);
    color: var(--catalog-text-muted);
    font-size: 1.5rem;
    line-height: 1.3;
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, rgba(15, 23, 42, 0.45) 50%),
        linear-gradient(135deg, rgba(15, 23, 42, 0.45) 50%, transparent 50%);
    background-position: calc(100% - 20px) calc(50% - 3px), calc(100% - 15px) calc(50% - 3px);
    background-size: 7px 7px;
    background-repeat: no-repeat;
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.catalog-filter__select:focus,
.catalog-filter__select:focus-visible {
    border-color: rgba(16, 185, 129, 0.7);
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.16);
    outline: none;
}

.catalog-checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border: 1px solid var(--catalog-border);
    border-radius: var(--catalog-radius-small);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.catalog-checkbox:hover,
.catalog-checkbox:focus-within {
    border-color: rgba(16, 185, 129, 0.6);
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.12);
    transform: translateY(-1px);
}

.catalog-checkbox__input {
    width: 18px;
    height: 18px;
    border-radius: 6px;
    border: 1px solid rgba(15, 23, 42, 0.2);
    accent-color: var(--catalog-accent);
    cursor: pointer;
}

.catalog-checkbox__text {
    font-size: 0.9rem;
    color: var(--catalog-text-muted);
}

.catalog-search {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--catalog-radius-small);
    border: 1px solid var(--catalog-border);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.catalog-search:focus-within {
    border-color: rgba(16, 185, 129, 0.7);
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.16);
}

.catalog-search__icon {
    flex: 0 0 20px;
    height: 20px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(16, 185, 129, 0.7) 0%, rgba(4, 120, 87, 0.8) 100%);
    position: relative;
}

.catalog-search__icon::before,
.catalog-search__icon::after {
    content: '';
    position: absolute;
    border-radius: 999px;
    background: #fff;
}

.catalog-search__icon::before {
    width: 10px;
    height: 10px;
    top: 4px;
    left: 4px;
    opacity: 0.8;
}

.catalog-search__icon::after {
    width: 4px;
    height: 12px;
    bottom: -6px;
    right: -2px;
    transform: rotate(45deg);
    opacity: 0.75;
}

.catalog-search__input {
    flex: 1 1 auto;
    border: none;
    background: transparent;
    font-size: 1rem;
    color: var(--catalog-text);
    outline: none;
}

.catalog-results {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.catalog-results__meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    border-radius: var(--catalog-radius-large);
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--catalog-border);
    box-shadow: var(--catalog-card-shadow);
}

.catalog-results__count {
    margin: 0;
    font-size: 1.8rem;
    color: var(--catalog-text-muted);
}

.catalog-results__count span {
    font-weight: 700;
    color: var(--catalog-text);
}

.catalog-results__note {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    font-size: 1.5rem;
    color: rgba(4, 120, 87, 0.9);
    font-weight: 600;
}

.catalog-results__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 26px;
}

.catalog-card {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    border-radius: var(--catalog-radius-large);
    overflow: hidden;
    border: 1px solid var(--catalog-border);
    background: #fff;
    box-shadow: var(--catalog-card-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.catalog-card.is-hidden {
    display: none;
}

.catalog-card:hover,
.catalog-card:focus-visible {
    transform: translateY(-6px);
    box-shadow: var(--catalog-card-shadow-hover);
    outline: none;
}

.catalog-card__figure {
    position: relative;
    padding-top: 135%;
    background: #e2e8f0;
    overflow: hidden;
}

.catalog-card__figure img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.catalog-card:hover .catalog-card__figure img,
.catalog-card:focus-visible .catalog-card__figure img {
    transform: scale(1.04);
}

.catalog-card__body {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 24px;
    min-height: 260px;
}

.catalog-card__category {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.28em;
    font-size: 1.5rem;
    color: rgba(16, 185, 129, 0.8);
    font-weight: 700;
}

.catalog-card__title {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--catalog-text);
    transition: color 0.2s ease;
}

.catalog-card:hover .catalog-card__title,
.catalog-card:focus-visible .catalog-card__title {
    color: var(--catalog-accent-dark);
}

.catalog-card__info {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 1.5rem;
    color: var(--catalog-text-muted);
}

.catalog-card__info-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.catalog-card__info-row dt {
    font-weight: 600;
    color: rgba(15, 23, 42, 0.7);
}

.catalog-card__info-row dd {
    margin: 0;
    font-weight: 600;
    color: var(--catalog-text);
    text-align: right;
}

.catalog-card__cta {
    margin-top: auto;
    font-weight: 700;
    color: var(--catalog-accent-dark);
    display: inline-block;
    transition: transform 0.2s ease;
}

.catalog-card:hover .catalog-card__cta,
.catalog-card:focus-visible .catalog-card__cta {
    transform: translateX(4px);
}

.catalog-pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    justify-content: center;
    margin: 12px 0 0;
    padding: 0;
    list-style: none;
}

.catalog-pagination__item {
    margin: 0;
}

.catalog-pagination__button {
    border: 1px solid var(--catalog-border);
    background: rgba(255, 255, 255, 0.95);
    color: var(--catalog-text);
    border-radius: 999px;
    padding: 8px 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.catalog-pagination__button:hover,
.catalog-pagination__button:focus-visible {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.6);
    color: var(--catalog-accent-dark);
    transform: translateY(-1px);
    outline: none;
}

.catalog-pagination__button.is-active {
    background: var(--catalog-accent);
    border-color: var(--catalog-accent);
    color: #fff;
}

.catalog-pagination__button[disabled] {
    cursor: not-allowed;
    opacity: 0.6;
}

@media (min-width: 1024px) {
    .catalog-page__layout {
        grid-template-columns: 320px minmax(0, 1fr);
    }

    .catalog-filters {
        align-self: start;
    }
}

@media (max-width: 1023px) {
    .catalog-filters {
        position: static;
    }
}

@media (max-width: 767px) {
    .catalog-page__container {
        padding: 48px 16px 72px;
    }

    .catalog-page__header {
        margin-bottom: 36px;
    }

    .catalog-results__grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }

    .catalog-card__body {
        padding: 20px;
    }

    .catalog-filters__header {
        flex-direction: column;
        align-items: flex-start;
    }

    .catalog-results__meta {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 479px) {
    .catalog-results__grid {
        grid-template-columns: 1fr;
    }

    .catalog-card__body {
        min-height: auto;
    }
}