.materials-page {
    width: min(1180px, calc(100% - 2rem));
    margin: 0 auto;
    padding: 4rem 0 5rem;
}

.materials-heading {
    text-align: center;
}

.materials-kicker,
.catalog-results-heading p {
    margin: 0 0 0.6rem;
    color: #0b6f91;
    font-size: 0.78rem;
    font-weight: 850;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.materials-page h1 {
    margin: 0;
    font-size: clamp(2.3rem, 6vw, 4.2rem);
    line-height: 1.05;
}

.heading-track {
    display: block;
    margin-top: 0.45rem;
    color: #0b6f91;
    font-size: 0.42em;
}

.materials-lead {
    max-width: 720px;
    margin: 1.1rem auto 2rem;
    color: #526464;
    font-size: 1.05rem;
    line-height: 1.6;
}

.catalog-filters {
    padding: clamp(1rem, 3vw, 1.5rem);
    border: 1px solid #cbd9d6;
    border-radius: 1.4rem;
    background: #f4f7f6;
    box-shadow: 0 12px 32px rgba(30, 50, 50, 0.07);
}

.catalog-search > label,
.catalog-filter-fields label > span {
    display: block;
    margin-bottom: 0.38rem;
    color: #344b4b;
    font-size: 0.78rem;
    font-weight: 800;
}

.catalog-search > div {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
}

.catalog-search input,
.catalog-filter-fields select {
    width: 100%;
    min-height: 2.9rem;
    border: 1px solid #b9c9c6;
    background: #ffffff;
    color: #1e3232;
    font: inherit;
}

.catalog-search input {
    padding: 0.75rem 0.9rem;
    border-radius: 0.75rem 0 0 0.75rem;
}

.catalog-search button,
.catalog-filter-submit {
    min-height: 2.9rem;
    padding: 0.7rem 1rem;
    border: 0;
    background: #0b6f91;
    color: #ffffff;
    font: inherit;
    font-weight: 800;
    cursor: pointer;
}

.catalog-search button {
    border-radius: 0 0.75rem 0.75rem 0;
}

.catalog-filter-fields {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
    align-items: end;
    margin-top: 1rem;
    gap: 0.75rem;
}

.catalog-filter-fields select {
    padding: 0.65rem 2.3rem 0.65rem 0.75rem;
    border-radius: 0.7rem;
}

.catalog-filter-submit {
    border-radius: 0.7rem;
    white-space: nowrap;
}

.catalog-search button:hover,
.catalog-filter-submit:hover {
    background: #075a76;
}

.catalog-search input:focus,
.catalog-filter-fields select:focus,
.catalog-search button:focus-visible,
.catalog-filter-submit:focus-visible,
.materials-cta:focus-visible,
.catalog-pagination a:focus-visible {
    outline: 3px solid rgba(11, 111, 145, 0.28);
    outline-offset: 2px;
}

.catalog-clear {
    display: inline-flex;
    margin-top: 0.85rem;
    color: #0b6f91;
    font-size: 0.84rem;
    font-weight: 750;
    text-decoration: underline;
    text-underline-offset: 0.18rem;
}

.catalog-results-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    margin: 2rem 0 1rem;
    gap: 1rem;
}

.catalog-results-heading p {
    margin-bottom: 0.25rem;
}

.catalog-results-heading h2 {
    margin: 0;
    font-size: clamp(1.35rem, 3vw, 1.8rem);
}

.catalog-results-heading > span {
    color: #526464;
    font-size: 0.86rem;
    font-weight: 700;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
    gap: 1.25rem;
}

.material-card {
    display: flex;
    min-width: 0;
    overflow: hidden;
    flex-direction: column;
    border: 1px solid #d8e1df;
    border-radius: 1.4rem;
    background: #ffffff;
    box-shadow: 0 12px 32px rgba(30, 50, 50, 0.08);
}

.material-card--primary {
    border-top: 0.3rem solid #48aeca;
}

.material-card--secondary {
    border-top: 0.3rem solid #fdb84d;
}

.material-card__visual {
    position: relative;
    display: grid;
    min-height: 10.5rem;
    overflow: hidden;
    place-items: center;
    background:
        radial-gradient(circle at 22% 18%, rgba(255, 255, 255, 0.6), transparent 25%),
        linear-gradient(145deg, #d2efef, #8ecdf5 58%, #fdb84d);
}

.material-card--primary .material-card__visual {
    background:
        radial-gradient(circle at 22% 18%, rgba(255, 255, 255, 0.68), transparent 25%),
        linear-gradient(145deg, #dff3f7, #78c5e8 72%, #4aa8c3);
}

.material-card--secondary .material-card__visual {
    background:
        radial-gradient(circle at 22% 18%, rgba(255, 255, 255, 0.68), transparent 25%),
        linear-gradient(145deg, #fff4d9, #ffd37a 72%, #fdb84d);
}

.material-card--primary .materials-cta {
    background: #0b6f91;
    color: #ffffff;
}

.material-card--secondary .material-card__badges span {
    background: #ffefcf;
    color: #6d4200;
}

.material-card--secondary .material-card__subject {
    color: #8a5d0b;
}

.material-card__visual::after {
    position: absolute;
    right: -2rem;
    bottom: -4rem;
    width: 12rem;
    height: 12rem;
    border: 1.6rem solid rgba(255, 255, 255, 0.22);
    border-radius: 50%;
    content: "";
}

.material-card__symbols {
    position: absolute;
    top: 1.1rem;
    left: 1.2rem;
    color: #1e3232;
    font-size: 1.35rem;
    font-weight: 850;
}

.material-card__play {
    display: grid;
    width: 3.7rem;
    height: 3.7rem;
    padding-left: 0.15rem;
    place-items: center;
    border: 2px solid rgba(30, 50, 50, 0.22);
    border-radius: 50%;
    background: #ffffff;
    color: #1e3232;
    box-shadow: 0 10px 24px rgba(30, 50, 50, 0.18);
}

.material-card__content {
    display: flex;
    min-width: 0;
    height: 100%;
    padding: 1.3rem;
    flex-direction: column;
}

.material-card__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.material-card__badges span {
    padding: 0.32rem 0.58rem;
    border-radius: 999px;
    background: #e9f6fa;
    color: #0b5f7d;
    font-size: 0.72rem;
    font-weight: 800;
}

.material-card__badges .badge-demo {
    background: #ffefcf;
    color: #6d4200;
}

.material-card__subject {
    margin: 1rem 0 0.25rem;
    color: #0b6f91;
    font-size: 0.88rem;
    font-weight: 800;
}

.material-card h2 {
    margin: 0;
    font-size: clamp(1.55rem, 3vw, 2rem);
    line-height: 1.08;
}

.material-card__level {
    margin: 0.45rem 0 0;
    color: #71817f;
    font-size: 0.76rem;
    font-weight: 700;
}

.material-card__description {
    display: -webkit-box;
    margin: 0.85rem 0;
    overflow: hidden;
    color: #526464;
    line-height: 1.5;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.material-card__meta {
    display: flex;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
    gap: 0.45rem;
    list-style: none;
}

.material-card__meta li {
    padding: 0.4rem 0.55rem;
    border: 1px solid #d8e1df;
    border-radius: 0.55rem;
    background: #f4f7f6;
    color: #415554;
    font-size: 0.78rem;
}

.material-card__footer {
    display: flex;
    align-items: end;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 1.2rem;
    gap: 1rem;
}

.material-price {
    display: flex;
    margin: 0;
    flex-direction: column;
}

.material-price span {
    color: #526464;
    font-size: 0.76rem;
}

.material-price strong {
    font-size: 1.45rem;
}

.materials-cta {
    display: inline-flex;
    justify-content: center;
    padding: 0.72rem 1rem;
    border-radius: 999px;
    background: #fdb84d;
    color: #1e3232;
    font-weight: 800;
    white-space: nowrap;
}

.catalog-pagination {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    margin-top: 1.5rem;
    gap: 1rem;
}

.catalog-pagination a {
    width: fit-content;
    padding: 0.65rem 0.9rem;
    border: 1px solid #cbd9d6;
    border-radius: 999px;
    background: #ffffff;
    color: #0b6f91;
    font-weight: 800;
}

.catalog-pagination a:last-child {
    justify-self: end;
}

.catalog-pagination > span {
    color: #526464;
    font-size: 0.85rem;
    font-weight: 750;
}

.empty-catalog {
    padding: 2.5rem;
    border: 1px solid #d8e1df;
    border-radius: 1.4rem;
    background: #ffffff;
    box-shadow: 0 12px 32px rgba(30, 50, 50, 0.08);
    text-align: center;
}

.empty-catalog h2 {
    margin-top: 0;
}

.empty-catalog p {
    max-width: 650px;
    margin: 0 auto 1.3rem;
    color: #526464;
}

@media (max-width: 960px) {
    .catalog-filter-fields {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .materials-page {
        padding: 3rem 0;
    }

    .catalog-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .materials-page {
        width: min(100% - 1rem, 1180px);
    }

    .catalog-search > div,
    .catalog-filter-fields {
        grid-template-columns: 1fr;
    }

    .catalog-search input,
    .catalog-search button {
        border-radius: 0.7rem;
    }

    .catalog-search button {
        margin-top: 0.5rem;
    }

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

    .material-card__footer {
        align-items: stretch;
        flex-direction: column;
    }

    .catalog-pagination {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .catalog-pagination > span {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
    }
}