:root {
    --c-blue: #173a63;
    --c-teal: #087f8c;
    --c-teal-dark: #086774;
    --c-yellow: #f4b942;
    --c-coral: #e76f51;
    --c-green: #2f9d67;
    --c-red: #b53a47;
    --c-ink: #203348;
    --c-muted: #5d6d7e;
    --c-border: #d8e6e8;
    --c-soft: #f5fbfb;
    --c-cream: #fffaf0;
}

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.chemistry-catalog-page,
.chemistry-page {
    color: var(--c-ink);
    background:
        radial-gradient(circle at 8% 18%, rgba(8, 127, 140, .06), transparent 22rem),
        radial-gradient(circle at 95% 42%, rgba(244, 185, 66, .08), transparent 20rem),
        #f8fbfc;
}

.chemistry-catalog-hero {
    padding: clamp(2.2rem, 6vw, 5rem) 0;
}

.chemistry-catalog-hero__layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(250px, .8fr);
    align-items: center;
    gap: clamp(2rem, 6vw, 5rem);
}

.chemistry-catalog-hero h1,
.chemistry-page h1,
.chemistry-page h2,
.chemistry-page h3 {
    color: var(--c-blue);
}

.chemistry-catalog-hero h1 {
    max-width: 900px;
    margin: .35rem 0 1rem;
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.05;
}

.chemistry-catalog-hero p {
    max-width: 760px;
    color: var(--c-ink);
    font-size: 1.12rem;
    line-height: 1.7;
}

.chemistry-hero-points {
    display: grid;
    gap: .65rem;
    margin: 1.35rem 0 0;
    padding: 0;
    list-style: none;
}

.chemistry-hero-points li {
    display: flex;
    align-items: flex-start;
    gap: .65rem;
    color: var(--c-ink);
    font-weight: 700;
}

.chemistry-hero-points li span {
    display: grid;
    flex: 0 0 1.5rem;
    width: 1.5rem;
    height: 1.5rem;
    place-items: center;
    color: #fff;
    background: var(--c-green);
    border-radius: 50%;
}

.chemistry-lab {
    position: relative;
    display: grid;
    width: min(310px, 76vw);
    aspect-ratio: 1;
    margin: auto;
    place-items: center;
    align-content: center;
    gap: .25rem;
    background:
        radial-gradient(circle at 45% 42%, rgba(255,255,255,.98), rgba(223,247,244,.92) 58%, rgba(244,185,66,.18));
    border: 2px solid rgba(8, 127, 140, .24);
    border-radius: 48% 52% 50% 50%;
    box-shadow: 0 25px 55px rgba(23, 58, 99, .14);
}

.chemistry-lab__flask {
    display: grid;
    width: 120px;
    height: 120px;
    place-items: center;
    color: #fff;
    background: linear-gradient(145deg, var(--c-blue), var(--c-teal));
    border-radius: 34px;
    box-shadow: 0 16px 32px rgba(23,58,99,.2);
    font-size: 4.2rem;
}

.chemistry-lab strong {
    margin-top: .7rem;
    color: var(--c-blue);
    font-size: 1.25rem;
}

.chemistry-lab small {
    color: var(--c-teal-dark);
    font-weight: 800;
}

.chemistry-lab__bubble {
    position: absolute;
    display: block;
    border: 3px solid var(--c-teal);
    border-radius: 50%;
    background: rgba(255,255,255,.7);
}

.chemistry-lab__bubble--one { width: 24px; height: 24px; top: 17%; right: 22%; }
.chemistry-lab__bubble--two { width: 14px; height: 14px; top: 10%; right: 38%; border-color: var(--c-yellow); }
.chemistry-lab__bubble--three { width: 18px; height: 18px; top: 26%; left: 18%; border-color: var(--c-coral); }

.chemistry-module-card {
    position: relative;
    overflow: hidden;
}

.chemistry-module-card::before {
    content: '';
    position: absolute;
    inset: 0 0 auto;
    height: 5px;
    background: linear-gradient(90deg, var(--c-teal), var(--c-yellow), var(--c-coral));
}

.chemistry-module-card .module-card__icon {
    font-size: 1.9rem;
}

.chemistry-progress-full {
    display: block;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--c-teal), var(--c-yellow));
    border-radius: inherit;
}

.chemistry-progress {
    margin: 1.25rem 0 2rem;
    padding: 1rem 1.25rem;
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(23, 58, 99, .07);
}

.chemistry-progress__meta {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: .7rem;
    color: var(--c-muted);
    font-size: .92rem;
}

.chemistry-progress__meta strong {
    color: var(--c-blue);
}

.chemistry-progress__track {
    display: block;
    width: 100%;
    height: 10px;
    overflow: hidden;
    appearance: none;
    border: 0;
    border-radius: 999px;
    background: #e8f0f3;
}

.chemistry-progress__track::-webkit-progress-bar {
    background: #e8f0f3;
    border-radius: 999px;
}

.chemistry-progress__track::-webkit-progress-value {
    background: linear-gradient(90deg, var(--c-teal), var(--c-yellow));
    border-radius: 999px;
}

.chemistry-progress__track::-moz-progress-bar {
    background: linear-gradient(90deg, var(--c-teal), var(--c-yellow));
    border-radius: 999px;
}

.chemistry-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(220px, .55fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
    padding: clamp(2rem, 5vw, 4rem);
    background:
        radial-gradient(circle at 90% 10%, rgba(244, 185, 66, .25), transparent 15rem),
        linear-gradient(135deg, #eefbfc, #fffaf0);
    border: 1px solid #d6ecee;
    border-radius: 30px;
}

.chemistry-hero h1 {
    margin: .4rem 0 .8rem;
    font-size: clamp(2rem, 5vw, 3.45rem);
    line-height: 1.07;
}

.chemistry-theme {
    display: inline-flex;
    gap: .45rem;
    margin: 0 0 .4rem;
    padding: .42rem .75rem;
    color: var(--c-teal-dark) !important;
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: 999px;
    font-size: .85rem;
    font-weight: 800;
}

.chemistry-objective,
.chemistry-lead {
    max-width: 780px;
    color: var(--c-ink);
    line-height: 1.65;
}

.chemistry-objective {
    margin: .4rem 0 .7rem;
}

.chemistry-lead {
    margin: 0;
    font-size: clamp(1.05rem, 2vw, 1.22rem);
}

.chemistry-hero__symbol {
    display: grid;
    min-height: 230px;
    place-items: center;
    align-content: center;
    gap: .45rem;
    background: #fff;
    border: 2px solid var(--c-border);
    border-radius: 28px;
    box-shadow: 0 18px 40px rgba(23,58,99,.12);
}

.chemistry-hero__symbol > span {
    font-size: 5rem;
}

.chemistry-hero__symbol small {
    color: var(--c-teal-dark);
    font-size: 1rem;
    font-weight: 900;
}

.chemistry-safety,
.chemistry-model-note {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin: 1.4rem 0 0;
    padding: 1.15rem 1.3rem;
    border-radius: 16px;
}

.chemistry-safety {
    color: #6d2c16;
    background: #fff4e8;
    border: 1px solid #f0c49b;
    border-left: 5px solid var(--c-coral);
}

.chemistry-model-note {
    color: #17485b;
    background: #edf9fc;
    border: 1px solid #b9dde5;
    border-left: 5px solid var(--c-teal);
}

.chemistry-safety > span,
.chemistry-model-note > span {
    flex: 0 0 auto;
    font-size: 1.55rem;
}

.chemistry-safety p,
.chemistry-model-note p {
    margin: .15rem 0 0;
    line-height: 1.55;
}

.chemistry-explanation,
.chemistry-visual,
.chemistry-activity {
    margin-top: 2.4rem;
    padding: clamp(1.3rem, 3vw, 2rem);
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: 22px;
    box-shadow: 0 10px 28px rgba(23,58,99,.06);
}

.chemistry-section-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.15rem;
}

.chemistry-section-heading h2 {
    margin: .15rem 0 0;
    font-size: clamp(1.4rem, 3vw, 2rem);
}

.chemistry-badge {
    flex: 0 0 auto;
    padding: .42rem .7rem;
    color: var(--c-teal-dark);
    background: #eaf8fa;
    border: 1px solid #c7e8eb;
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 900;
}

.chemistry-explanation > p {
    max-width: 920px;
    margin: 0;
    color: var(--c-ink);
    font-size: 1.05rem;
    line-height: 1.72;
}

.chemistry-facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: .9rem;
    margin-top: 1.35rem;
}

.chemistry-facts article {
    display: flex;
    align-items: flex-start;
    gap: .8rem;
    min-height: 122px;
    padding: 1.1rem;
    background: var(--c-soft);
    border: 1px solid var(--c-border);
    border-radius: 16px;
}

.chemistry-facts article > span {
    display: grid;
    flex: 0 0 34px;
    width: 34px;
    height: 34px;
    place-items: center;
    color: #fff;
    background: var(--c-teal);
    border-radius: 50%;
    font-weight: 900;
}

.chemistry-facts p {
    margin: .1rem 0 0;
    color: var(--c-ink);
    line-height: 1.5;
}

.chemistry-visual__stage {
    overflow: hidden;
    padding: clamp(1rem, 3vw, 1.5rem);
    background:
        linear-gradient(135deg, rgba(238,251,252,.85), rgba(255,250,240,.85));
    border: 1px solid #d9ecee;
    border-radius: 18px;
}

.chemistry-visual__cards {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    justify-content: center;
    gap: .8rem;
}

.chemistry-visual__cards article,
.molecule-card,
.particle-state {
    display: grid;
    min-width: 150px;
    flex: 1 1 160px;
    place-items: center;
    align-content: center;
    gap: .45rem;
    min-height: 118px;
    padding: 1rem;
    color: var(--c-ink);
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: 16px;
    text-align: center;
}

.chemistry-visual__cards strong,
.molecule-card strong,
.particle-state strong {
    color: var(--c-blue);
}

.chemistry-visual__cards article > span:not(.chemistry-visual__icon),
.molecule-card p {
    color: var(--c-muted);
    line-height: 1.4;
}

.chemistry-visual__icon {
    font-size: 2rem;
}

.chemistry-flow-arrow {
    display: grid;
    flex: 0 0 34px;
    place-items: center;
    color: var(--c-teal-dark);
    font-size: 1.5rem;
    font-weight: 900;
}

.chemistry-caption {
    margin: .8rem 0 0;
    color: var(--c-muted);
    font-size: .88rem;
    line-height: 1.5;
}

.chemistry-visual__stage--particles,
.chemistry-visual__stage--molecules,
.chemistry-visual__stage--reaction-model {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.particle-box {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 16px);
    gap: 7px;
    width: 116px;
    min-height: 92px;
    align-content: center;
    justify-content: center;
    padding: 10px;
    border: 2px solid #bed7dc;
    border-radius: 12px;
    background: #f9fdfd;
}

.particle-box span {
    display: block;
    width: 16px;
    height: 16px;
    background: var(--c-teal);
    border: 2px solid #fff;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(23,58,99,.18);
}

.particle-box--close {
    grid-template-columns: repeat(4, 16px);
    gap: 4px 7px;
    align-content: end;
}

.particle-box--close span:nth-child(3n) { transform: translateX(4px); }
.particle-box--spread {
    grid-template-columns: repeat(4, 14px);
    gap: 12px 13px;
}
.particle-box--spread span { width: 14px; height: 14px; }

.molecule-model {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 68px;
}

.atom {
    display: grid;
    width: 46px;
    height: 46px;
    margin-left: -6px;
    place-items: center;
    color: #fff;
    background: var(--c-teal);
    border: 3px solid #fff;
    border-radius: 50%;
    box-shadow: 0 5px 12px rgba(23,58,99,.16);
    font-size: .8rem;
    font-weight: 900;
}

.atom:first-child { margin-left: 0; }
.atom--o { background: #cf4a57; }
.atom--h { background: #5b7db1; }
.atom--c { background: #34495e; }

.ph-scale {
    width: 100%;
}

.ph-scale__numbers {
    display: grid;
    grid-template-columns: repeat(15, 1fr);
    gap: 2px;
    margin-bottom: .3rem;
    color: var(--c-ink);
    font-size: clamp(.65rem, 2vw, .82rem);
    text-align: center;
}

.ph-scale__bar {
    height: 18px;
    border-radius: 999px;
    background: linear-gradient(90deg, #d44848 0%, #ef9b3c 25%, #f1d94b 42%, #66b86f 50%, #4aa9a5 64%, #4d71bf 82%, #7453a4 100%);
    border: 1px solid rgba(23,58,99,.15);
}

.ph-scale__labels {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: .8rem;
    margin-top: .55rem;
    color: var(--c-ink);
    font-size: .82rem;
    font-weight: 800;
}

.ph-scale__labels span:nth-child(2) { text-align: center; }
.ph-scale__labels span:last-child { text-align: right; }

.chemistry-question {
    padding: clamp(1rem, 3vw, 1.5rem);
    background: #fbfefe;
    border: 2px solid var(--c-border);
    border-radius: 18px;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.chemistry-question + .chemistry-question {
    margin-top: 1rem;
}

.chemistry-question.is-complete,
.chemistry-question:has(.is-complete) {
    border-color: #83cfa3;
    box-shadow: 0 8px 20px rgba(47,157,103,.1);
}

.chemistry-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: .8rem;
}

.chemistry-options button,
.chemistry-category-buttons button,
.chemistry-order-actions button {
    min-height: 52px;
    padding: .8rem .95rem;
    color: var(--c-blue);
    background: #fff;
    border: 2px solid #c7dce1;
    border-radius: 13px;
    font: inherit;
    font-weight: 780;
    cursor: pointer;
    transition: transform .15s ease, border-color .15s ease, background .15s ease;
}

.chemistry-options button:hover:not(:disabled),
.chemistry-options button:focus-visible,
.chemistry-category-buttons button:hover:not(:disabled),
.chemistry-category-buttons button:focus-visible,
.chemistry-order-actions button:hover:not(:disabled),
.chemistry-order-actions button:focus-visible {
    transform: translateY(-1px);
    border-color: var(--c-teal);
    background: #eaf8fa;
}

.chemistry-page button:focus-visible,
.chemistry-page input:focus-visible,
.chemistry-page select:focus-visible,
.chemistry-page a:focus-visible,
.chemistry-catalog-page a:focus-visible {
    outline: 3px solid var(--c-teal);
    outline-offset: 3px;
}

.chemistry-options button.is-wrong,
.chemistry-category-buttons button.is-wrong,
.chemistry-question .is-wrong {
    border-color: var(--c-red);
    background: #fff0f2;
}

.chemistry-options button.is-correct,
.chemistry-question .is-correct {
    border-color: var(--c-green);
    background: #eaf8ef;
}

.chemistry-category-buttons button.is-selected {
    border-color: var(--c-teal);
    background: #e8f7f8;
    box-shadow: inset 0 0 0 1px var(--c-teal);
}

.chemistry-classify {
    display: grid;
    gap: .8rem;
    margin-bottom: 1rem;
}

.chemistry-classify article {
    display: grid;
    grid-template-columns: minmax(140px, .55fr) minmax(0, 1.45fr);
    align-items: center;
    gap: 1rem;
    padding: .9rem;
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: 14px;
}

.chemistry-classify article.is-wrong { border-color: var(--c-red); }
.chemistry-classify article.is-correct { border-color: var(--c-green); }

.chemistry-category-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
}

.chemistry-category-buttons button {
    min-height: 44px;
    padding: .65rem .8rem;
}

.chemistry-check-list {
    display: grid;
    gap: .7rem;
    margin-bottom: 1rem;
}

.chemistry-check-list label {
    display: flex;
    align-items: flex-start;
    gap: .75rem;
    padding: .85rem 1rem;
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: 12px;
    cursor: pointer;
}

.chemistry-check-list input {
    width: 1.2rem;
    height: 1.2rem;
    margin-top: .15rem;
    accent-color: var(--c-teal);
}

.chemistry-match {
    display: grid;
    gap: .8rem;
    margin-bottom: 1rem;
}

.chemistry-match label {
    display: grid;
    grid-template-columns: minmax(130px, .7fr) minmax(180px, 1.3fr);
    align-items: center;
    gap: 1rem;
}

.chemistry-match select,
.chemistry-number-field input,
.chemistry-equation input {
    width: 100%;
    min-height: 48px;
    padding: .7rem .8rem;
    color: var(--c-blue);
    background: #fff;
    border: 2px solid #bfd5db;
    border-radius: 10px;
    font: inherit;
}

.chemistry-order-list {
    display: grid;
    gap: .65rem;
    margin: 0 0 1rem;
    padding: 0;
    list-style: none;
    counter-reset: chemistry-order;
}

.chemistry-order-list li {
    counter-increment: chemistry-order;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .8rem;
    padding: .8rem 1rem;
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: 12px;
}

.chemistry-order-list li > span:first-child::before {
    content: counter(chemistry-order) ". ";
    color: var(--c-teal-dark);
    font-weight: 900;
}

.chemistry-order-actions {
    display: flex;
    gap: .4rem;
}

.chemistry-order-actions button {
    min-width: 42px;
    min-height: 42px;
    padding: .45rem;
}

.chemistry-number-label {
    display: grid;
    gap: .55rem;
    max-width: 350px;
    margin-bottom: 1rem;
    color: var(--c-blue);
    font-weight: 850;
}

.chemistry-number-field {
    display: flex;
    align-items: center;
    gap: .65rem;
}

.chemistry-number-field input {
    width: 150px;
}

.chemistry-equation {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .55rem;
    margin-bottom: 1rem;
    color: var(--c-blue);
    font-size: clamp(1rem, 3vw, 1.3rem);
}

.chemistry-equation label {
    display: flex;
    align-items: center;
    gap: .35rem;
}

.chemistry-equation input {
    width: 70px;
    text-align: center;
}

.chemistry-slider-label {
    display: grid;
    gap: .75rem;
    margin-bottom: 1rem;
    color: var(--c-blue);
    font-weight: 800;
}

.chemistry-slider-label input[type="range"] {
    width: min(100%, 620px);
    accent-color: var(--c-teal);
}

.chemistry-slider-label output {
    color: var(--c-teal-dark);
    font-size: 1.15rem;
    font-weight: 900;
}

.chemistry-feedback {
    margin-top: 1rem;
    padding: .9rem 1rem;
    border-radius: 12px;
    font-weight: 750;
    line-height: 1.5;
}

.chemistry-feedback.is-success {
    color: #145b36;
    background: #e8f8ef;
    border-left: 5px solid var(--c-green);
}

.chemistry-feedback.is-error {
    color: #8b2731;
    background: #fff0f2;
    border-left: 5px solid var(--c-red);
}

.chemistry-score {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.1rem;
    padding: 1rem 1.2rem;
    color: #fff;
    background: linear-gradient(135deg, var(--c-blue), var(--c-teal));
    border-radius: 16px;
}

.chemistry-score > span { font-size: 2rem; }
.chemistry-score p { margin: 0; color: #dff7f4; }
.chemistry-score strong { font-size: 1.05rem; }
.chemistry-score.is-complete { background: linear-gradient(135deg, #267a4d, var(--c-green)); }

.chemistry-question__number {
    margin: 0 0 .25rem;
    color: var(--c-teal-dark);
    font-size: .78rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.chemistry-question h3 {
    margin: .2rem 0 1rem;
    font-size: 1.12rem;
}

.chemistry-memory {
    display: flex;
    align-items: flex-start;
    gap: 1.1rem;
    margin-top: 2.4rem;
    padding: clamp(1.4rem, 4vw, 2.2rem);
    color: #fff;
    background: linear-gradient(135deg, var(--c-blue), #285f86);
    border-radius: 22px;
    box-shadow: 0 16px 38px rgba(23,58,99,.15);
}

.chemistry-memory__icon {
    font-size: 2.2rem;
}

.chemistry-memory h2,
.chemistry-memory p {
    color: #fff;
}

.chemistry-memory h2 {
    margin: .2rem 0 .45rem;
    font-size: clamp(1.3rem, 3vw, 1.8rem);
}

.chemistry-memory p:last-child {
    margin: 0;
    color: #e6f2f6;
}

.chemistry-navigation {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: 3rem 0 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--c-border);
}

@media (max-width: 880px) {
    .chemistry-catalog-hero__layout,
    .chemistry-hero {
        grid-template-columns: 1fr;
    }

    .chemistry-facts {
        grid-template-columns: 1fr;
    }

    .chemistry-facts article {
        min-height: auto;
    }

    .chemistry-classify article {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .chemistry-progress__meta,
    .chemistry-section-heading {
        display: grid;
    }

    .chemistry-badge {
        justify-self: start;
    }

    .chemistry-hero {
        padding: 1.35rem;
        border-radius: 22px;
    }

    .chemistry-hero__symbol {
        min-height: 160px;
    }

    .chemistry-options {
        grid-template-columns: 1fr;
    }

    .chemistry-match label {
        grid-template-columns: 1fr;
        gap: .4rem;
    }

    .chemistry-category-buttons {
        display: grid;
        grid-template-columns: 1fr;
    }

    .chemistry-category-buttons button {
        width: 100%;
    }

    .ph-scale__labels {
        grid-template-columns: 1fr;
        gap: .25rem;
    }

    .ph-scale__labels span,
    .ph-scale__labels span:nth-child(2),
    .ph-scale__labels span:last-child {
        text-align: left;
    }

    .chemistry-navigation {
        flex-direction: column-reverse;
    }

    .chemistry-navigation .btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 420px) {
    .chemistry-explanation,
    .chemistry-visual,
    .chemistry-activity {
        padding: 1rem;
        border-radius: 16px;
    }

    .chemistry-visual__cards article,
    .molecule-card,
    .particle-state {
        min-width: 0;
        flex-basis: 100%;
    }

    .chemistry-flow-arrow {
        flex-basis: 100%;
        transform: rotate(90deg);
    }

    .chemistry-equation {
        gap: .4rem;
    }

    .chemistry-equation input {
        width: 58px;
    }

    .chemistry-order-list li {
        align-items: flex-start;
    }
}

@media (prefers-reduced-motion: reduce) {
    .chemistry-page *,
    .chemistry-page *::before,
    .chemistry-page *::after,
    .chemistry-catalog-page *,
    .chemistry-catalog-page *::before,
    .chemistry-catalog-page *::after {
        scroll-behavior: auto !important;
        transition: none !important;
        animation: none !important;
    }
}