:root {
    --bg: #f3f4f6;
    --surface: #ffffff;
    --surface-muted: #f8f8f8;
    --text: #20242b;
    --text-muted: #5c6574;
    --heading: #111418;
    --line: rgba(17, 20, 24, 0.08);
    --hero-overlay: rgba(13, 17, 24, 0.58);
    --hero-strong: rgba(10, 13, 19, 0.78);
    --primary: #e21d2f;
    --primary-dark: #b91422;
    --dark: #1d2229;
    --dark-elevated: #262c34;
    --container: min(1180px, calc(100vw - 32px));
    --shadow-soft: 0 24px 60px rgba(10, 14, 20, 0.14);
    --shadow-card: 0 16px 36px rgba(15, 18, 24, 0.08);
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 204px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Inter", sans-serif;
    line-height: 1.6;
}

img {
    display: block;
    max-width: 100%;
}

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

button {
    font: inherit;
}

.shell {
    width: var(--container);
    margin: 0 auto;
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--primary);
    font-family: "Barlow Condensed", sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.eyebrow-light {
    color: rgba(255, 255, 255, 0.78);
}

h1,
h2,
h3 {
    margin: 0;
    color: var(--heading);
    font-family: "Barlow Condensed", sans-serif;
    line-height: 0.95;
    text-transform: uppercase;
}

h1 {
    font-size: clamp(3rem, 5vw, 4.6rem);
}

h2 {
    font-size: clamp(2.4rem, 4vw, 3.25rem);
}

h3 {
    font-size: clamp(1.4rem, 2vw, 1.75rem);
}

p {
    margin: 0;
}

.site-header,
.page-header {
    position: absolute;
    inset: 0 0 auto;
    z-index: 20;
    color: #fff;
}

.topbar {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 18px 0 14px;
}

.brand img,
.footer-logo {
    width: 144px;
}

.topbar-meta {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 18px;
}

.meta-item {
    display: grid;
    gap: 2px;
}

.meta-label {
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.meta-item a {
    font-size: 0.92rem;
    font-weight: 600;
}

.menu-toggle {
    display: none;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    padding: 10px 14px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.nav-wrap {
    background: rgba(14, 18, 24, 0.72);
    backdrop-filter: blur(10px);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 0;
}

.main-nav a {
    color: rgba(255, 255, 255, 0.9);
    padding: 12px 16px;
    border-radius: 999px;
    font-family: "Barlow Condensed", sans-serif;
    font-size: 1rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.main-nav .nav-link.is-active {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}

.main-nav a:hover,
.main-nav a:focus-visible {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    transform: translateY(-1px);
}

.main-nav .nav-cta {
    margin-left: auto;
    background: var(--primary);
    color: #fff;
}

.nav-secondary {
    margin-left: auto;
    display: flex;
    gap: 8px;
}

.hero {
    position: relative;
    min-height: 100vh;
    display: grid;
    align-items: stretch;
    overflow: clip;
}

.hero-slides,
.hero-slide,
.hero-overlay {
    position: absolute;
    inset: 0;
}

.hero-slide {
    background: linear-gradient(120deg, rgba(8, 11, 16, 0.5), rgba(8, 11, 16, 0.08)),
    var(--hero-image) center center / cover no-repeat;
    opacity: 0;
    transform: scale(1.03);
    transition: opacity 700ms ease, transform 1400ms ease;
}

.hero-slide.is-active {
    opacity: 1;
    transform: scale(1);
}

.hero-overlay {
    background: linear-gradient(90deg, rgba(10, 13, 19, 0.84) 0%, rgba(10, 13, 19, 0.45) 42%, rgba(10, 13, 19, 0.34) 100%);
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 180px 0 120px;
    width: var(--container);
}

.hero-copy {
    max-width: 720px;
    color: #fff;
}

.hero-copy h1 {
    color: #fff;
    margin-bottom: 16px;
}

.hero-description {
    max-width: 600px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 1.1rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 32px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border-radius: 999px;
    font-family: "Barlow Condensed", sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
    transform: translateY(-2px);
}

.button-primary {
    background: var(--primary);
    color: #fff;
}

.button-primary:hover,
.button-primary:focus-visible {
    background: var(--primary-dark);
}

.button-secondary {
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
}

.hero-controls {
    display: flex;
    gap: 12px;
    align-self: flex-end;
}

.hero-arrow {
    width: 52px;
    height: 52px;
    border: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    transition: background-color 180ms ease, transform 180ms ease;
}

.hero-arrow:hover,
.hero-arrow:focus-visible {
    background: var(--primary);
    transform: translateY(-2px);
}

.intro {
    position: relative;
    margin-top: -88px;
    display: grid;
    grid-template-columns: minmax(300px, 1.05fr) minmax(0, 1.5fr);
    gap: 0;
    z-index: 3;
}

.intro-panel-primary {
    background: linear-gradient(165deg, #f32938 0%, #d51c2c 100%);
    color: #fff;
    padding: 44px 36px;
    box-shadow: var(--shadow-soft);
}

.intro-panel-primary h2,
.intro-panel-primary .panel-kicker {
    color: #fff;
}

.intro-panel-primary h2 {
    margin-bottom: 18px;
}

.panel-kicker {
    margin-bottom: 18px;
    font-family: "Barlow Condensed", sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.intro-panel-primary p + p {
    margin-top: 14px;
}

.intro-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    background: var(--surface);
    box-shadow: var(--shadow-soft);
}

.feature-card {
    padding: 34px 28px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--surface);
    transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.feature-card:nth-child(2n) {
    border-right: 0;
}

.feature-card:nth-last-child(-n + 2) {
    border-bottom: 0;
}

.feature-card:hover,
.feature-card:focus-visible {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
    background: #fff7f8;
}

.feature-card img {
    width: 100%;
    height: 118px;
    object-fit: cover;
    border-radius: 14px;
    margin-bottom: 18px;
}

.feature-card h3 {
    margin-bottom: 10px;
}

.feature-card p,
.industry-card p,
.value-card p,
.content-block p,
.site-footer p {
    color: var(--text-muted);
}

.industries-section,
.advantages,
.production-section,
.eu-section {
    padding: 88px 0;
}

.content-section {
    padding: 80px 0;
}

.section-muted {
    background: var(--surface-muted);
}

.inner-hero {
    position: relative;
    min-height: 420px;
    padding-top: 126px;
    background: linear-gradient(120deg, rgba(8, 11, 16, 0.44), rgba(8, 11, 16, 0.2)),
    var(--hero-image) center center / cover no-repeat;
}

.inner-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(10, 13, 19, 0.82) 0%, rgba(10, 13, 19, 0.46) 45%, rgba(10, 13, 19, 0.24) 100%);
}

.inner-hero-content {
    position: relative;
    z-index: 2;
    min-height: 420px;
    padding: 84px 0 56px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 24px;
    color: #fff;
}

.inner-hero-content h1 {
    color: #fff;
    margin-bottom: 14px;
}

.inner-hero-description {
    max-width: 760px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 1.08rem;
}

.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.92rem;
}

.breadcrumbs a {
    color: rgba(255, 255, 255, 0.88);
}

.page-grid,
.detail-layout,
.two-column-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: 24px;
}

.text-panel,
.info-card,
.catalog-card,
.stat-card {
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-card);
    border-radius: var(--radius-md);
}

.text-panel,
.info-card {
    padding: 28px 24px;
}

.text-panel h2,
.info-card h2,
.info-card h3 {
    margin-bottom: 14px;
}

.text-panel p + p,
.info-card p + p,
.panel-note {
    margin-top: 12px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.stat-card {
    padding: 28px 18px;
    text-align: center;
}

.stat-card strong {
    display: block;
    color: var(--primary);
    font-family: "Barlow Condensed", sans-serif;
    font-size: clamp(2rem, 3vw, 2.8rem);
    line-height: 1;
    text-transform: uppercase;
}

.stat-card span {
    display: block;
    margin-top: 10px;
    color: var(--text-muted);
}

.stack-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.stack-list li {
    position: relative;
    padding: 10px 0 10px 18px;
    border-bottom: 1px solid var(--line);
    color: var(--text-muted);
}

.stack-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 18px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
}

.pill-list,
.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.pill-list span,
.chip-row span {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: #fff1f3;
    color: #8f1623;
    font-size: 0.92rem;
    font-weight: 600;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

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

.catalog-card {
    padding: 28px 24px;
}

.catalog-card h3 {
    margin-bottom: 12px;
}

.catalog-card p + .text-link,
.catalog-card .chip-row {
    margin-top: 16px;
}

.catalog-icon {
    width: 100%;
    height: 346px;
    object-fit: cover;
    border-radius: 16px;
    margin-bottom: 18px;
}

.text-link {
    display: inline-flex;
    margin-top: 18px;
    color: var(--primary);
    font-family: "Barlow Condensed", sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.text-link:hover,
.text-link:focus-visible {
    color: var(--primary-dark);
}

.org-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.contact-form {
    display: grid;
    gap: 16px;
}

.contact-form label {
    display: grid;
    gap: 8px;
}

.contact-form span {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--heading);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    border: 1px solid rgba(17, 20, 24, 0.14);
    border-radius: 14px;
    background: #fff;
    padding: 14px 16px;
    color: var(--text);
    font: inherit;
}

.legal-stack {
    display: grid;
    gap: 20px;
}

.industries-section {
    background: #fafafa;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 18px;
    margin-top: 34px;
}

.industry-card {
    padding: 28px 20px;
    background: var(--surface);
    border: 1px solid var(--line);
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: transform 180ms ease, border-color 180ms ease;
}

.industry-card:hover {
    transform: translateY(-4px);
    border-color: rgba(226, 29, 47, 0.25);
}

.industry-card img {
    width: 100%;
    height: 136px;
    object-fit: cover;
    border-radius: 14px;
    margin: 0 auto 18px;
}

.advantages {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: 28px;
}

.showcase,
.showcase-video {
    min-height: 360px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.showcase {
    position: relative;
    background: linear-gradient(90deg, rgba(15, 18, 25, 0.82) 0%, rgba(15, 18, 25, 0.56) 48%, rgba(15, 18, 25, 0.26) 100%),
    url("./assets/images/cidian/showcase-bg.webp") center center / cover no-repeat;
}

.showcase-copy {
    max-width: 430px;
    padding: 42px;
    color: #fff;
}

.showcase-copy h2 {
    color: #fff;
    margin-bottom: 16px;
}

.showcase-video {
    position: relative;
}

.showcase-video img:first-child {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-badge {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
}

.play-icon {
    width: 82px;
    height: 82px;
    border-radius: 50%;
    background: rgba(226, 29, 47, 0.92);
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.28);
    position: relative;
}

.play-icon::before {
    content: "";
    position: absolute;
    left: 33px;
    top: 25px;
    border-top: 16px solid transparent;
    border-bottom: 16px solid transparent;
    border-left: 24px solid #fff;
}

.values-grid {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
}

.value-card {
    min-height: 320px;
    padding: 28px 24px;
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-card);
}

.value-card h3 {
    margin-bottom: 14px;
}

.value-card p + p {
    margin-top: 12px;
}

.value-card-image {
    padding: 0;
    overflow: hidden;
}

.value-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.production-section {
    background: var(--surface-muted);
}

.production-grid {
    display: grid;
    grid-template-columns: minmax(280px, 0.95fr) minmax(0, 1.2fr);
    gap: 38px;
}

.production-list ul,
.footer-links {
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
}

.production-list li {
    position: relative;
    padding: 10px 0 10px 18px;
    border-bottom: 1px solid var(--line);
    color: var(--text-muted);
}

.production-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 20px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
}

.production-content {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    align-content: start;
}

.content-block {
    padding: 26px 24px;
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-card);
}

.content-block h3 {
    margin-bottom: 12px;
}

.eu-section {
    text-align: center;
}

.eu-logos {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 26px;
}

.eu-logos img {
    width: 100%;
    border-radius: var(--radius-sm);
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-card);
}

.site-footer {
    background: linear-gradient(180deg, #252b33 0%, #1c2128 100%);
    color: rgba(255, 255, 255, 0.82);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr repeat(3, 1fr);
    gap: 28px;
    padding: 66px 0 42px;
}

.site-footer h3 {
    color: #fff;
    margin-bottom: 16px;
    font-size: 1.35rem;
}

.footer-certs {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 24px;
}

.footer-certs img {
    width: 64px;
    height: auto;
}

.footer-links li + li {
    margin-top: 10px;
}

.footer-links a,
.footer-contact {
    color: rgba(255, 255, 255, 0.78);
    transition: color 180ms ease;
}

.footer-links a:hover,
.footer-links a:focus-visible,
.footer-contact:hover,
.footer-contact:focus-visible {
    color: #fff;
}

.footer-contact {
    display: block;
    margin-top: 8px;
    font-weight: 600;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.56);
}

.footer-bottom .shell {
    padding: 16px 0 20px;
}

.reveal {
    opacity: 1;
    transform: none;
}

.reveal.is-visible {
    animation: rise-in 600ms ease both;
}

@keyframes rise-in {
    from {
        opacity: 0.65;
        transform: translateY(24px);
    }

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

@media (max-width: 1080px) {
    .topbar {
        flex-wrap: wrap;
    }

    .topbar-meta {
        width: 100%;
        margin-left: 0;
        justify-content: space-between;
    }

    .intro,
    .advantages,
    .production-grid,
    .footer-grid,
    .page-grid,
    .detail-layout,
    .two-column-layout {
        grid-template-columns: 1fr;
    }

    .values-grid,
    .industries-grid,
    .eu-logos,
    .catalog-grid,
    .catalog-grid-wide,
    .org-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .stats-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 820px) {
    .site-header {
        position: absolute;
    }

    .topbar-meta {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
        margin-left: auto;
    }

    .nav-wrap {
        display: none;
    }

    .nav-wrap.is-open {
        display: block;
    }

    .main-nav {
        flex-direction: column;
        align-items: stretch;
    }

    .nav-secondary {
        margin-left: 0;
        display: grid;
        gap: 8px;
    }

    .hero-inner {
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-end;
        min-height: 100vh;
    }

    .hero-controls {
        align-self: flex-start;
    }

    .intro {
        margin-top: -36px;
    }

    .intro-grid,
    .production-content,
    .values-grid,
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .hero-inner {
        padding-top: 160px;
        padding-bottom: 60px;
    }

    .button,
    .hero-arrow {
        min-height: 46px;
    }

    .industries-grid,
    .eu-logos,
    .catalog-grid,
    .catalog-grid-wide,
    .org-grid {
        grid-template-columns: 1fr;
    }

    .feature-card,
    .intro-panel-primary,
    .content-block,
    .value-card {
        padding-inline: 20px;
    }
}