:root {
    --bg: #f5f5f7;
    --bg-elevated: rgba(255, 255, 255, 0.72);
    --surface: #ffffff;
    --surface-soft: #fbfbfd;
    --surface-muted: #f0f2f5;
    --text: #111111;
    --muted: #6e6e73;
    --muted-strong: #424245;
    --line: rgba(17, 17, 17, 0.08);
    --line-strong: rgba(17, 17, 17, 0.14);
    --accent: #0071e3;
    --accent-soft: rgba(0, 113, 227, 0.08);
    --success: #1d9f57;
    --danger: #c9342f;
    --shadow-soft: 0 18px 50px rgba(15, 23, 42, 0.08);
    --shadow-card: 0 24px 60px rgba(15, 23, 42, 0.1);
    --shadow-strong: 0 32px 80px rgba(15, 23, 42, 0.14);
    --radius-xxl: 36px;
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --max-width: 1380px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "SF Pro Text", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top center, rgba(0, 113, 227, 0.08), transparent 26%),
        radial-gradient(circle at 12% 18%, rgba(255, 255, 255, 0.94), transparent 22%),
        linear-gradient(180deg, #fcfcfd 0%, #f5f5f7 38%, #eef1f4 100%);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.55), transparent 20%),
        radial-gradient(circle at 80% 10%, rgba(255, 255, 255, 0.55), transparent 24%);
    z-index: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

.site-shell {
    position: relative;
    z-index: 1;
    width: min(calc(100% - 40px), var(--max-width));
    margin: 0 auto;
    padding: 22px 0 88px;
}

.topbar {
    position: sticky;
    top: 18px;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.88);
    border-radius: 999px;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
    backdrop-filter: saturate(180%) blur(24px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: linear-gradient(180deg, #18181b 0%, #44444a 100%);
    color: #fff;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}

.brand strong {
    display: block;
    font-size: 0.98rem;
    letter-spacing: -0.02em;
}

.brand small {
    display: block;
    margin-top: 1px;
    color: var(--muted);
    font-size: 0.79rem;
}

.topnav {
    display: inline-flex;
    align-items: center;
    gap: 26px;
    color: var(--muted-strong);
    font-size: 0.95rem;
}

.topnav a {
    transition: color 0.2s ease;
}

.topnav a:hover {
    color: var(--text);
}

.call-chip,
.button,
.pagination-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 999px;
    border: 1px solid transparent;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.call-chip {
    background: rgba(255, 255, 255, 0.78);
    border-color: rgba(17, 17, 17, 0.06);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
    color: var(--text);
    font-size: 0.92rem;
}

.hero {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 22px;
}

.hero-copy,
.hero-panel,
.featured-card,
.solutions,
.catalog-section,
.quote-section,
.faq-section {
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-xxl);
    box-shadow: var(--shadow-soft);
    backdrop-filter: saturate(180%) blur(24px);
}

.hero-copy {
    padding: 58px 56px 52px;
    background:
        radial-gradient(circle at 80% 16%, rgba(0, 113, 227, 0.12), transparent 18%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(251, 251, 253, 0.92));
}

.hero-copy::after {
    content: "";
    position: absolute;
    inset: auto -80px -120px auto;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 113, 227, 0.14), transparent 66%);
    filter: blur(6px);
}

.hero-panel {
    padding: 20px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(247, 248, 250, 0.94));
}

.eyebrow {
    margin: 0 0 18px;
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

h1,
h2,
h3 {
    margin: 0;
    letter-spacing: -0.04em;
    line-height: 1.03;
}

h1 {
    max-width: 11ch;
    font-size: clamp(3.2rem, 6vw, 6rem);
    font-weight: 700;
}

h2 {
    max-width: 15ch;
    font-size: clamp(2.3rem, 3.6vw, 4rem);
    font-weight: 700;
}

h3 {
    font-size: 1.35rem;
    font-weight: 650;
}

.lede,
.solution-grid p,
.feature-card p,
.featured-body p,
.quote-copy p,
.faq-grid p,
.product-card p,
.panel-card-accent p {
    color: var(--muted);
    line-height: 1.6;
    font-size: 1rem;
}

.lede {
    max-width: 58ch;
    margin: 22px 0 0;
    font-size: 1.08rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin: 34px 0 30px;
}

.hero-stats article,
.feature-card,
.solution-grid article,
.faq-grid article {
    padding: 22px;
    background: rgba(255, 255, 255, 0.66);
    border: 1px solid rgba(17, 17, 17, 0.05);
    border-radius: var(--radius-lg);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.hero-stats strong,
.featured-body strong,
.product-price {
    display: block;
    color: var(--text);
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.hero-stats span {
    color: var(--muted);
    font-size: 0.92rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button:hover,
.call-chip:hover,
.pagination-button:hover:not(:disabled) {
    transform: translateY(-1px);
}

.button-primary {
    background: linear-gradient(180deg, #1a7df0 0%, #0071e3 100%);
    color: #fff;
    box-shadow: 0 14px 28px rgba(0, 113, 227, 0.22);
}

.button-secondary,
.pagination-button {
    background: rgba(255, 255, 255, 0.74);
    border-color: rgba(17, 17, 17, 0.08);
    color: var(--text);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.panel-card-accent {
    padding: 30px;
    border-radius: 28px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(244, 247, 252, 0.88));
    border: 1px solid rgba(17, 17, 17, 0.05);
    box-shadow: var(--shadow-card);
}

.panel-card-accent span,
.featured-body span {
    display: inline-block;
    color: var(--accent);
    font-size: 0.79rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.panel-card-accent strong {
    display: block;
    margin: 10px 0 12px;
    font-size: 1.8rem;
    line-height: 1.08;
    letter-spacing: -0.04em;
}

.feature-grid,
.solution-grid,
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.feature-grid {
    margin-top: 16px;
}

.hero-quote-form {
    margin-top: 14px;
    padding: 0;
    background: transparent;
    grid-template-columns: 1fr;
}

.hero-trust-grid {
    margin-top: 14px;
    grid-template-columns: 1fr;
}

.feature-card strong,
.solution-grid h3,
.faq-grid h3 {
    display: block;
    margin-bottom: 8px;
    font-size: 1.18rem;
    letter-spacing: -0.03em;
}

.featured-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin: 22px 0 0;
}

.featured-card {
    background: rgba(255, 255, 255, 0.68);
}

.featured-media {
    height: 240px;
    background-color: #eef1f4;
    background-size: cover;
    background-position: center;
}

.featured-body {
    padding: 24px 24px 26px;
}

.featured-body h2 {
    max-width: none;
    margin: 12px 0 10px;
    font-size: 1.55rem;
}

.solutions,
.catalog-section,
.faq-section {
    margin-top: 22px;
    padding: 42px;
}

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 18px;
    margin-bottom: 28px;
}

.catalog-toolbar {
    display: grid;
    grid-template-columns: 1.5fr 0.75fr 0.75fr;
    gap: 14px;
}

.catalog-toolbar label,
.quote-form label {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.catalog-toolbar span,
.quote-form span {
    color: var(--muted-strong);
    font-size: 0.92rem;
    font-weight: 600;
}

.catalog-toolbar input,
.catalog-toolbar select,
.quote-form input,
.quote-form select,
.quote-form textarea {
    width: 100%;
    padding: 15px 16px;
    color: var(--text);
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(17, 17, 17, 0.08);
    border-radius: var(--radius-md);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.catalog-toolbar input:focus,
.catalog-toolbar select:focus,
.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
    border-color: rgba(0, 113, 227, 0.45);
    box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.08);
    background: #fff;
}

.catalog-meta {
    display: inline-flex;
    align-items: baseline;
    gap: 10px;
    margin: 24px 0 10px;
    color: var(--muted);
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    margin-top: 18px;
}

.catalog-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 26px;
}

.pagination-summary,
.pagination-indicator {
    color: var(--muted);
    font-size: 0.94rem;
}

.pagination-controls {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.pagination-button {
    min-height: 42px;
    padding: 0 18px;
    cursor: pointer;
}

.pagination-button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.product-card {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(17, 17, 17, 0.06);
    border-radius: 26px;
    box-shadow: var(--shadow-card);
    transform: translateY(10px);
    opacity: 0;
    animation: reveal 0.55s ease forwards;
}

.product-card-media {
    aspect-ratio: 4 / 3;
    background-color: var(--surface-muted);
    background-size: cover;
    background-position: center;
}

.product-card-media-link {
    display: block;
}

.product-card-media::after {
    content: none;
}

.product-card-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 14px;
    padding: 20px;
}

.product-card-meta {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    color: var(--muted);
    font-size: 0.85rem;
}

.product-card h3 {
    font-size: 1.18rem;
    line-height: 1.18;
}

.product-card h3 a:hover {
    color: var(--accent);
}

.product-card p {
    flex: 1;
    font-size: 0.95rem;
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.product-tags span {
    padding: 7px 10px;
    background: var(--surface-soft);
    border: 1px solid rgba(17, 17, 17, 0.06);
    border-radius: 999px;
    color: var(--muted-strong);
    font-size: 0.8rem;
}

.product-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.product-card-buttons {
    display: inline-flex;
    gap: 10px;
}

.quote-points {
    display: grid;
    gap: 12px;
    margin: 26px 0 0;
    padding: 0;
    list-style: none;
}

.quote-points li {
    position: relative;
    padding-left: 18px;
    color: var(--muted-strong);
}

.quote-points li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
}

.quote-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    background: rgba(255, 255, 255, 0.8);
}

.quote-form textarea {
    resize: vertical;
}

.full-span,
.flash,
.quote-form button {
    grid-column: 1 / -1;
}

.flash {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 0.94rem;
}

.flash-success {
    color: var(--success);
    background: rgba(29, 159, 87, 0.08);
    border: 1px solid rgba(29, 159, 87, 0.16);
}

.flash-error {
    color: var(--danger);
    background: rgba(201, 52, 47, 0.08);
    border: 1px solid rgba(201, 52, 47, 0.16);
}

.empty-state {
    padding: 28px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(17, 17, 17, 0.08);
    color: var(--muted);
}

.product-detail-shell,
.detail-shell {
    margin-top: 22px;
}

.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
    color: var(--muted);
    font-size: 0.92rem;
}

.breadcrumbs a:hover {
    color: var(--text);
}

.product-detail-grid,
.detail-content-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    gap: 22px;
}

.product-gallery-card,
.product-summary-card,
.detail-copy-card,
.detail-spec-card {
    padding: 24px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(17, 17, 17, 0.06);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
}

.product-hero-image {
    min-height: 460px;
    border-radius: 24px;
    background-color: var(--surface-muted);
    background-size: cover;
    background-position: center;
}

.product-thumb-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-top: 14px;
}

.product-thumb {
    aspect-ratio: 1 / 1;
    border-radius: 18px;
    background-color: var(--surface-muted);
    background-size: cover;
    background-position: center;
}

.product-detail-title {
    max-width: none;
    font-size: clamp(2.3rem, 4vw, 4.5rem);
}

.product-detail-excerpt {
    margin: 18px 0 0;
    color: var(--muted);
    font-size: 1.02rem;
    line-height: 1.7;
}

.product-detail-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 24px 0;
}

.product-detail-meta div {
    padding: 16px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(17, 17, 17, 0.06);
    border-radius: 18px;
}

.product-detail-meta span {
    display: block;
    color: var(--muted);
    font-size: 0.85rem;
    margin-bottom: 6px;
}

.detail-quote-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 8px;
}

.detail-copy-card {
    line-height: 1.75;
    color: var(--muted-strong);
}

.detail-copy-card h2,
.detail-copy-card h3 {
    max-width: none;
    margin: 24px 0 12px;
}

.detail-copy-card p,
.detail-copy-card li {
    color: var(--muted-strong);
}

.detail-spec-card h3 {
    margin-bottom: 18px;
}

.detail-spec-list {
    display: grid;
    gap: 14px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.detail-spec-list li {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.detail-spec-list strong {
    font-size: 0.95rem;
}

.detail-spec-list span {
    color: var(--muted);
    text-align: right;
}

.related-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.site-footer {
    margin-top: 24px;
    padding: 34px 34px 28px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(255, 255, 255, 0.88);
    border-radius: var(--radius-xxl);
    box-shadow: var(--shadow-soft);
    backdrop-filter: saturate(180%) blur(24px);
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.8fr) minmax(0, 0.9fr);
    gap: 24px;
}

.footer-brand {
    margin-bottom: 14px;
}

.footer-brand-block p,
.footer-bottom p,
.footer-contact-list p,
.footer-links a,
.footer-contact-list a {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.footer-links-block h3,
.footer-contact-block h3 {
    margin: 0 0 14px;
    font-size: 1rem;
    letter-spacing: -0.02em;
}

.footer-links,
.footer-contact-list {
    display: grid;
    gap: 10px;
}

.footer-links a:hover,
.footer-contact-list a:hover {
    color: var(--text);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: 28px;
    padding-top: 18px;
    border-top: 1px solid rgba(17, 17, 17, 0.08);
    font-size: 0.92rem;
}

@keyframes reveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (min-width: 1041px) {
    .hero {
        grid-template-columns: minmax(0, 1.08fr) minmax(370px, 0.92fr);
        gap: 24px;
    }

    .hero-panel {
        padding: 24px;
    }

    .hero-quote-form {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

@media (max-width: 1240px) {
    .catalog-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

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

@media (max-width: 1040px) {
    .featured-strip,
    .catalog-grid,
    .hero-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .feature-grid,
    .solution-grid,
    .faq-grid,
    .catalog-toolbar,
    .product-detail-grid,
    .detail-content-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .topbar {
        border-radius: 28px;
        flex-wrap: wrap;
    }
}

@media (max-width: 760px) {
    .site-shell {
        width: min(calc(100% - 24px), var(--max-width));
        padding-bottom: 56px;
    }

    .hero-copy,
    .hero-panel,
    .solutions,
    .catalog-section,
    .quote-form,
    .faq-section {
        padding: 26px;
    }

    .featured-strip,
    .catalog-grid,
    .hero-stats,
    .feature-grid,
    .solution-grid,
    .faq-grid,
    .product-detail-meta,
    .quote-form {
        grid-template-columns: 1fr;
    }

    .catalog-pagination {
        flex-direction: column;
        align-items: stretch;
    }

    .footer-bottom {
        flex-direction: column;
    }

    .pagination-controls {
        justify-content: space-between;
    }

    .topnav,
    .call-chip {
        display: none;
    }

    h1 {
        font-size: 2.9rem;
    }

    h2 {
        font-size: 2.15rem;
    }
}