:root {
    --auto-accent: #ffc107;
    --auto-accent-deep: #d89200;
    --auto-ink: #0b0d10;
    --auto-panel: #15191e;
    --auto-panel-soft: #1d232a;
    --auto-line: rgba(255, 255, 255, 0.12);
    --auto-muted: #aeb6c0;
}

.auto-page {
    background:
        radial-gradient(circle at 10% 18%, rgba(255, 193, 7, 0.07), transparent 24rem),
        var(--auto-ink);
}

.auto-page main {
    overflow: hidden;
}

.auto-page .header {
    background-color: rgba(11, 13, 16, 0.9);
}

.auto-page .menu-toggle {
    width: 2.75rem;
    height: 2.75rem;
    color: #fff;
    font-size: 1.55rem;
    line-height: 1;
}

.auto-page .container {
    max-width: 1240px;
}

.auto-hero {
    min-height: 700px;
    display: grid;
    align-items: end;
    position: relative;
    isolation: isolate;
    padding: 9rem 0 5rem;
}

.auto-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
        linear-gradient(90deg, rgba(11, 13, 16, 0.97) 0%, rgba(11, 13, 16, 0.85) 42%, rgba(11, 13, 16, 0.2) 76%),
        url("../assets/images/main2.jpg") center 68% / cover no-repeat;
    transform: scale(1.01);
}

.auto-hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 12rem;
    z-index: -1;
    background: linear-gradient(to bottom, transparent, var(--auto-ink));
}

.auto-hero-content {
    max-width: 820px;
}

.auto-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 1.4rem;
    color: var(--auto-accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.17em;
    text-transform: uppercase;
}

.auto-eyebrow::before {
    content: "";
    width: 2.5rem;
    height: 2px;
    background: var(--auto-accent);
}

.auto-display {
    max-width: 850px;
    margin-bottom: 1.5rem;
    font-size: clamp(3rem, 6.4vw, 5.8rem);
    line-height: 0.98;
    letter-spacing: -0.045em;
}

.auto-lead {
    max-width: 720px;
    margin-bottom: 2rem;
    color: #d7dce2;
    font-size: clamp(1.05rem, 1.8vw, 1.3rem);
}

.auto-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 3.25rem;
}

.auto-hero-actions .btn {
    margin: 0;
}

.auto-facts {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: 780px;
    border-top: 1px solid var(--auto-line);
    border-bottom: 1px solid var(--auto-line);
}

.auto-fact {
    padding: 1.2rem 1.4rem 1.2rem 0;
}

.auto-fact + .auto-fact {
    padding-left: 1.4rem;
    border-left: 1px solid var(--auto-line);
}

.auto-fact strong,
.auto-fact span {
    display: block;
}

.auto-fact strong {
    margin-bottom: 0.15rem;
    color: #fff;
    font-size: 0.95rem;
}

.auto-fact span {
    color: var(--auto-muted);
    font-size: 0.82rem;
}

.auto-local-nav {
    position: sticky;
    top: var(--header-height);
    z-index: 40;
    border-top: 1px solid var(--auto-line);
    border-bottom: 1px solid var(--auto-line);
    background: rgba(11, 13, 16, 0.93);
    backdrop-filter: blur(16px);
}

.auto-local-nav-list {
    display: flex;
    align-items: stretch;
    margin: 0;
    padding: 0;
    overflow-x: auto;
    list-style: none;
    scrollbar-width: thin;
}

.auto-local-nav-list a {
    display: block;
    min-width: max-content;
    padding: 1rem 1.25rem;
    border-bottom: 2px solid transparent;
    color: var(--auto-muted);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.auto-local-nav-list a:hover,
.auto-local-nav-list a.active {
    border-bottom-color: var(--auto-accent);
    color: #fff;
}

.auto-section {
    padding: 7rem 0;
}

.auto-section--soft {
    border-top: 1px solid var(--auto-line);
    border-bottom: 1px solid var(--auto-line);
    background: var(--auto-panel);
}

.auto-section-heading {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 4rem;
    align-items: end;
    margin-bottom: 3.75rem;
}

.auto-section-heading h2 {
    margin-bottom: 0;
    font-size: clamp(2.4rem, 4vw, 4rem);
    letter-spacing: -0.035em;
}

.auto-section-heading p {
    max-width: 670px;
    margin: 0;
    color: var(--auto-muted);
    font-size: 1.05rem;
}

.auto-product-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.auto-product-card {
    display: flex;
    min-height: 350px;
    flex-direction: column;
    padding: 2rem;
    border: 1px solid var(--auto-line);
    border-radius: 12px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.035), transparent 55%),
        var(--auto-panel);
    color: inherit;
    transition: border-color 0.25s ease, transform 0.25s ease, background-color 0.25s ease;
}

.auto-product-card:hover {
    border-color: rgba(255, 193, 7, 0.65);
    background-color: var(--auto-panel-soft);
    color: inherit;
    transform: translateY(-5px);
}

.auto-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.auto-card-number {
    color: var(--auto-accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.14em;
}

.auto-card-arrow {
    display: grid;
    width: 2.5rem;
    height: 2.5rem;
    place-items: center;
    border: 1px solid var(--auto-line);
    border-radius: 50%;
    color: #fff;
    font-size: 1.2rem;
}

.auto-product-card h3 {
    max-width: 520px;
    margin-bottom: 1rem;
    font-size: clamp(1.7rem, 3vw, 2.45rem);
    letter-spacing: -0.025em;
}

.auto-product-card p {
    max-width: 590px;
    margin-bottom: 2rem;
    color: var(--auto-muted);
}

.auto-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
    padding: 0;
    list-style: none;
}

.auto-tags li {
    padding: 0.42rem 0.7rem;
    border: 1px solid var(--auto-line);
    border-radius: 999px;
    color: #d9dde2;
    font-size: 0.76rem;
}

.auto-value-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--auto-line);
    border-radius: 12px;
    background: var(--auto-line);
}

.auto-value-card {
    min-height: 270px;
    padding: 2rem;
    background: var(--auto-ink);
}

.auto-value-index {
    display: block;
    margin-bottom: 3.2rem;
    color: var(--auto-accent);
    font-size: 0.78rem;
    font-weight: 700;
}

.auto-value-card h3 {
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
}

.auto-value-card p {
    margin: 0;
    color: var(--auto-muted);
    font-size: 0.9rem;
}

.auto-process {
    position: relative;
    padding: 7rem 0;
    background: var(--auto-accent);
    color: var(--auto-ink);
}

.auto-process h2,
.auto-process h3 {
    color: var(--auto-ink);
}

.auto-process-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 3.5rem;
}

.auto-process-heading h2 {
    max-width: 650px;
    margin: 0;
    font-size: clamp(2.5rem, 5vw, 4.6rem);
    letter-spacing: -0.045em;
}

.auto-process-heading p {
    max-width: 430px;
    margin: 0;
    font-weight: 500;
}

.auto-process-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid rgba(11, 13, 16, 0.28);
}

.auto-step {
    padding: 1.75rem 1.75rem 0 0;
}

.auto-step + .auto-step {
    padding-left: 1.75rem;
    border-left: 1px solid rgba(11, 13, 16, 0.28);
}

.auto-step strong {
    display: block;
    margin-bottom: 2.5rem;
    font-size: 0.8rem;
}

.auto-step h3 {
    margin-bottom: 0.7rem;
    font-size: 1.18rem;
}

.auto-step p {
    margin: 0;
    font-size: 0.9rem;
}

.auto-rfq {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 1rem;
}

.auto-rfq-copy,
.auto-rfq-panel {
    min-height: 430px;
    padding: clamp(2rem, 5vw, 4rem);
    border-radius: 12px;
}

.auto-rfq-copy {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background:
        linear-gradient(135deg, rgba(255, 193, 7, 0.14), transparent 60%),
        var(--auto-panel);
}

.auto-rfq-copy h2 {
    max-width: 650px;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    letter-spacing: -0.045em;
}

.auto-rfq-copy p {
    max-width: 620px;
    color: var(--auto-muted);
}

.auto-rfq-copy .btn {
    align-self: flex-start;
    margin: 1rem 0 0;
}

.auto-rfq-panel {
    border: 1px solid var(--auto-line);
    background: var(--auto-ink);
}

.auto-rfq-panel h3 {
    margin-bottom: 2rem;
}

.auto-checklist {
    padding: 0;
    list-style: none;
    counter-reset: rfq;
}

.auto-checklist li {
    display: grid;
    grid-template-columns: 2.2rem 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 1px solid var(--auto-line);
    color: #d8dde2;
    counter-increment: rfq;
}

.auto-checklist li::before {
    content: counter(rfq, decimal-leading-zero);
    color: var(--auto-accent);
    font-size: 0.78rem;
    font-weight: 700;
}

.auto-detail-hero {
    min-height: 520px;
    display: flex;
    align-items: end;
    position: relative;
    isolation: isolate;
    padding: 8rem 0 4.5rem;
    background-position: center;
    background-size: cover;
}

.auto-detail-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(90deg, rgba(11, 13, 16, 0.98), rgba(11, 13, 16, 0.76) 55%, rgba(11, 13, 16, 0.38));
}

.auto-detail-hero--lubricants {
    background-image: url("../assets/images/s5.jpg");
}

.auto-detail-hero--base-oils {
    background-image: url("../assets/images/main2.jpg");
    background-position: center 72%;
}

.auto-detail-hero--tires {
    background-image: url("../assets/images/main.jpg");
}

.auto-detail-hero--parts {
    background-image: url("../assets/images/s7.jpg");
}

.auto-detail-hero h1 {
    max-width: 900px;
    margin-bottom: 1.2rem;
    font-size: clamp(2.8rem, 6vw, 5.5rem);
    letter-spacing: -0.045em;
}

.auto-detail-hero p {
    max-width: 720px;
    margin: 0;
    color: #d7dce2;
    font-size: 1.15rem;
}

.auto-detail-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: clamp(3rem, 8vw, 7rem);
    align-items: start;
}

.auto-detail-intro {
    position: sticky;
    top: calc(var(--header-height) + 5.5rem);
}

.auto-detail-intro h2 {
    font-size: clamp(2.2rem, 4vw, 3.8rem);
    letter-spacing: -0.035em;
}

.auto-detail-intro p {
    color: var(--auto-muted);
}

.auto-scope-list {
    padding: 0;
    list-style: none;
}

.auto-scope-list li {
    padding: 1.5rem 0;
    border-top: 1px solid var(--auto-line);
}

.auto-scope-list li:last-child {
    border-bottom: 1px solid var(--auto-line);
}

.auto-scope-list strong {
    display: block;
    margin-bottom: 0.35rem;
    color: #fff;
    font-size: 1.1rem;
}

.auto-scope-list span {
    color: var(--auto-muted);
    font-size: 0.92rem;
}

.auto-note {
    margin-top: 2rem;
    padding: 1.5rem;
    border-left: 3px solid var(--auto-accent);
    background: var(--auto-panel);
    color: #d8dde2;
}

.automotive-home-callout {
    padding: 6rem 0;
    border-top: 1px solid var(--auto-line);
    border-bottom: 1px solid var(--auto-line);
    background:
        linear-gradient(90deg, rgba(11, 13, 16, 0.96), rgba(11, 13, 16, 0.64)),
        url("../assets/images/s7.jpg") center 48% / cover no-repeat;
}

.automotive-home-callout-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 3rem;
    align-items: end;
}

.automotive-home-callout h2 {
    max-width: 750px;
    margin-bottom: 1rem;
    font-size: clamp(2.2rem, 4.6vw, 4.25rem);
    letter-spacing: -0.04em;
}

.automotive-home-callout p {
    max-width: 720px;
    margin: 0;
    color: #d6dbe1;
}

.automotive-home-callout .btn {
    margin: 0;
}

.category-card.automotive-feature-card {
    grid-column: 1 / -1;
    min-height: 360px;
}

.category-card.automotive-feature-card img {
    position: absolute;
    inset: 0;
}

.category-card.automotive-feature-card .category-card-overlay {
    display: flex;
    height: 100%;
    flex-direction: column;
    justify-content: end;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.96), rgba(0, 0, 0, 0.42) 65%, rgba(0, 0, 0, 0.18));
}

.category-card.automotive-feature-card h3 {
    max-width: 780px;
    margin-bottom: 0.4rem;
    font-size: clamp(2rem, 4.5vw, 4rem);
    letter-spacing: -0.035em;
}

.category-card.automotive-feature-card p {
    max-width: 720px;
    margin: 0;
    color: #e1e5e9;
}

.auto-service-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.9rem 1.4rem;
    margin-top: 1.45rem;
}

.auto-site-button {
    display: inline-flex;
    align-items: center;
    min-height: 46px;
    padding: 0.72rem 1rem;
    border: 1px solid #d6a225;
    background: #d6a225;
    color: #111417;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.auto-site-button:hover {
    background: #efb83a;
    transform: translateY(-2px);
}

.auto-direction-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.auto-direction-links a {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0.55rem 0.72rem;
    border: 1px solid rgba(255, 255, 255, 0.36);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 600;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.auto-direction-links a:hover {
    border-color: #d6a225;
    background: rgba(214, 162, 37, 0.18);
}

.auto-footer-list {
    columns: 2;
    column-gap: 1rem;
}

.auto-footer-list li {
    break-inside: avoid;
}

.auto-page :focus-visible {
    outline: 3px solid var(--auto-accent);
    outline-offset: 4px;
}

@media (max-width: 992px) {
    .auto-hero {
        min-height: 650px;
    }

    .auto-section-heading,
    .auto-detail-layout,
    .auto-rfq {
        grid-template-columns: 1fr;
    }

    .auto-section-heading {
        gap: 1.5rem;
    }

    .auto-value-grid,
    .auto-process-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .auto-process-grid {
        gap: 0;
    }

    .auto-step:nth-child(3) {
        padding-left: 0;
        border-left: 0;
    }

    .auto-step:nth-child(n + 3) {
        padding-top: 2rem;
        border-top: 1px solid rgba(11, 13, 16, 0.28);
    }

    .auto-detail-intro {
        position: static;
    }

    .automotive-home-callout-inner {
        grid-template-columns: 1fr;
        align-items: start;
    }
}

@media (max-width: 768px) {
    .auto-hero {
        min-height: auto;
        padding: 8rem 0 4rem;
    }

    .auto-hero::before {
        background:
            linear-gradient(90deg, rgba(11, 13, 16, 0.95), rgba(11, 13, 16, 0.72)),
            url("../assets/images/main2.jpg") center / cover no-repeat;
    }

    .auto-display {
        font-size: clamp(2.65rem, 13vw, 4rem);
    }

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

    .auto-fact {
        padding: 1rem 0;
    }

    .auto-fact + .auto-fact {
        padding-left: 0;
        border-top: 1px solid var(--auto-line);
        border-left: 0;
    }

    .auto-local-nav {
        top: var(--header-height);
    }

    .auto-local-nav-list a {
        padding: 0.9rem 1rem;
        font-size: 0.76rem;
    }

    .auto-section,
    .auto-process {
        padding: 4.5rem 0;
    }

    .auto-product-grid,
    .auto-value-grid,
    .auto-process-grid {
        grid-template-columns: 1fr;
    }

    .auto-product-card {
        min-height: 320px;
    }

    .auto-value-card {
        min-height: auto;
    }

    .auto-value-index {
        margin-bottom: 2rem;
    }

    .auto-process-heading {
        display: block;
    }

    .auto-process-heading p {
        margin-top: 1.5rem;
    }

    .auto-step,
    .auto-step + .auto-step,
    .auto-step:nth-child(3) {
        padding: 1.5rem 0;
        border-top: 1px solid rgba(11, 13, 16, 0.28);
        border-left: 0;
    }

    .auto-step strong {
        margin-bottom: 1.5rem;
    }

    .auto-rfq-copy,
    .auto-rfq-panel {
        min-height: auto;
        padding: 2rem;
    }

    .auto-detail-hero {
        min-height: 480px;
        padding: 8rem 0 3.5rem;
    }

    .automotive-home-callout {
        padding: 4.5rem 0;
    }

    .category-card.automotive-feature-card {
        min-height: 420px;
    }

    .category-card.automotive-feature-card .category-card-overlay {
        background: linear-gradient(to top, rgba(0, 0, 0, 0.96), rgba(0, 0, 0, 0.38));
    }

    .auto-footer-list {
        columns: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .auto-product-card {
        transition: none;
    }
}