:root {
    color-scheme: dark;
    --bg: #07111f;
    --bg-2: #0c1729;
    --paper: #f7f9ff;
    --panel: rgba(255, 255, 255, 0.08);
    --panel-strong: rgba(255, 255, 255, 0.13);
    --panel-soft: rgba(255, 255, 255, 0.055);
    --line: rgba(255, 255, 255, 0.16);
    --line-strong: rgba(255, 255, 255, 0.28);
    --text: #f7fbff;
    --muted: #a9b7ce;
    --muted-strong: #d7e0ef;
    --blue: #5da8ff;
    --cyan: #58f1ff;
    --violet: #a98bff;
    --green: #65e6b2;
    --amber: #ffd27a;
    --dark-text: #0c1729;
    --shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
    --shadow-soft: 0 16px 48px rgba(0, 0, 0, 0.22);
    --radius-sm: 14px;
    --radius-md: 22px;
    --radius-lg: 34px;
    --shell: 1180px;
    --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    color: var(--text);
    background:
        radial-gradient(circle at 12% -8%, rgba(88, 241, 255, 0.22), transparent 34rem),
        radial-gradient(circle at 84% 8%, rgba(169, 139, 255, 0.18), transparent 32rem),
        radial-gradient(circle at 50% 58%, rgba(93, 168, 255, 0.13), transparent 42rem),
        linear-gradient(180deg, var(--bg) 0%, #091321 42%, #050b14 100%);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    content: "";
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 76%);
}

body::after {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    content: "";
    background: radial-gradient(circle at center, transparent 0, rgba(0, 0, 0, 0.36) 86%);
}

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

a {
    color: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

button {
    font: inherit;
}

code {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    font-size: 0.92em;
}

.shell {
    width: min(var(--shell), calc(100% - 40px));
    margin-inline: auto;
}

.section-pad {
    padding: clamp(72px, 8vw, 128px) 0;
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 200;
    transform: translateY(-160%);
    border-radius: 999px;
    background: var(--paper);
    color: var(--dark-text);
    padding: 10px 14px;
    font-weight: 800;
    text-decoration: none;
    transition: transform 0.18s ease;
}

.skip-link:focus {
    transform: translateY(0);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid transparent;
    background: rgba(7, 17, 31, 0.58);
    backdrop-filter: blur(18px);
    transition: border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.site-header.is-elevated {
    border-bottom-color: rgba(255, 255, 255, 0.12);
    background: rgba(7, 17, 31, 0.86);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.22);
}

.nav-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 78px;
}

.brand,
.footer-brand {
    color: var(--text);
    text-decoration: none;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: max-content;
}

.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 14px;
    background:
        linear-gradient(135deg, rgba(93, 168, 255, 0.9), rgba(88, 241, 255, 0.9)),
        #0b1830;
    color: #06111f;
    font-size: 0.88rem;
    font-weight: 950;
    letter-spacing: -0.04em;
    box-shadow: 0 14px 32px rgba(88, 241, 255, 0.18);
}

.brand-copy {
    display: grid;
    gap: 0;
}

.brand-copy span {
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.05;
}

.brand-copy small {
    color: var(--muted);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
}

.site-nav a,
.nav-toggle {
    border: 1px solid transparent;
    border-radius: 999px;
    color: var(--muted-strong);
    padding: 10px 13px;
    font-size: 0.94rem;
    font-weight: 750;
    text-decoration: none;
    transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.nav-toggle:hover,
.nav-toggle:focus-visible {
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
    outline: none;
}

.site-nav .nav-cta {
    border-color: rgba(93, 168, 255, 0.32);
    background: rgba(93, 168, 255, 0.13);
    color: #dff1ff;
}

.nav-toggle {
    display: none;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.06);
    cursor: pointer;
}

.hero {
    position: relative;
    overflow: hidden;
    padding-top: clamp(62px, 7vw, 108px);
}

.hero::before {
    position: absolute;
    right: -18vw;
    top: 10%;
    width: 52vw;
    height: 52vw;
    min-width: 480px;
    min-height: 480px;
    border-radius: 999px;
    content: "";
    background: radial-gradient(circle, rgba(88, 241, 255, 0.18), transparent 66%);
    filter: blur(4px);
}

.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.01fr) minmax(440px, 0.99fr);
    align-items: center;
    gap: clamp(42px, 6vw, 84px);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 18px;
    color: var(--cyan);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.eyebrow::before {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: currentColor;
    box-shadow: 0 0 22px currentColor;
    content: "";
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    letter-spacing: -0.055em;
    line-height: 0.98;
}

h1 {
    max-width: 760px;
    margin-bottom: 24px;
    font-size: clamp(3.1rem, 7.4vw, 6.95rem);
    font-weight: 950;
}

h2 {
    margin-bottom: 18px;
    font-size: clamp(2.2rem, 4.6vw, 4.7rem);
    font-weight: 950;
}

h3 {
    margin-bottom: 10px;
    font-size: clamp(1.22rem, 2vw, 1.52rem);
    font-weight: 900;
    line-height: 1.08;
}

.hero-subtitle,
.section-heading p,
.showcase-copy p,
.install-copy p,
.cta-card p,
.site-footer p {
    color: var(--muted);
}

.hero-subtitle {
    max-width: 720px;
    margin-bottom: 30px;
    font-size: clamp(1.1rem, 1.6vw, 1.34rem);
    line-height: 1.68;
}

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

.button {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 48px;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 12px 18px;
    font-weight: 900;
    line-height: 1;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.button:hover,
.button:focus-visible {
    transform: translateY(-2px);
    outline: none;
}

.button-primary {
    background: linear-gradient(135deg, var(--cyan), var(--blue));
    color: #06111f;
    box-shadow: 0 20px 48px rgba(88, 241, 255, 0.19);
}

.button-primary:hover,
.button-primary:focus-visible {
    box-shadow: 0 24px 64px rgba(88, 241, 255, 0.26);
}

.button-secondary {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.07);
    color: var(--text);
}

.button-secondary:hover,
.button-secondary:focus-visible {
    border-color: rgba(255, 255, 255, 0.34);
    background: rgba(255, 255, 255, 0.12);
}

.button-secondary.dark {
    border-color: rgba(255, 255, 255, 0.28);
    background: rgba(6, 17, 31, 0.28);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    max-width: 760px;
    margin: 34px 0 0;
}

.hero-stats div,
.feature-card,
.tech-card,
.command-card,
.install-steps li,
.reason-list article,
.showcase-panel,
.cta-card,
.product-window,
.floating-card {
    border: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.095), rgba(255, 255, 255, 0.045));
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(18px);
}

.hero-stats div {
    border-radius: var(--radius-sm);
    padding: 14px;
}

.hero-stats dt {
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 950;
    letter-spacing: -0.02em;
}

.hero-stats dd {
    margin: 3px 0 0;
    color: var(--muted);
    font-size: 0.88rem;
}

.hero-visual {
    position: relative;
    min-height: 620px;
}

.product-window {
    position: absolute;
    inset: 34px 0 auto auto;
    width: min(100%, 640px);
    overflow: hidden;
    border-radius: 30px;
    box-shadow: var(--shadow);
}

.window-topbar {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding: 0 18px;
    background: rgba(255, 255, 255, 0.075);
}

.window-topbar span {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.36);
}

.window-topbar span:nth-child(1) {
    background: #ff6b6b;
}

.window-topbar span:nth-child(2) {
    background: #ffd166;
}

.window-topbar span:nth-child(3) {
    background: #65e6b2;
}

.window-topbar strong {
    margin-left: auto;
    color: var(--muted-strong);
    font-size: 0.82rem;
}

.gallery-preview {
    display: grid;
    grid-template-columns: 168px 1fr;
    min-height: 475px;
}

.preview-sidebar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    padding: 18px;
    background: rgba(7, 17, 31, 0.42);
}

.sidebar-title,
.mini-label,
.tech-kicker {
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.sidebar-item {
    border: 1px solid transparent;
    border-radius: 12px;
    color: #c7d3e6;
    padding: 9px 10px;
    font-size: 0.88rem;
    font-weight: 750;
}

.sidebar-item.active {
    border-color: rgba(88, 241, 255, 0.24);
    background: rgba(88, 241, 255, 0.1);
    color: var(--text);
}

.preview-main {
    padding: 18px;
}

.preview-toolbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.preview-toolbar strong {
    display: block;
    margin-top: 4px;
    font-size: 1.45rem;
    font-weight: 950;
    letter-spacing: -0.04em;
    line-height: 1;
}

.status-pill {
    border: 1px solid rgba(101, 230, 178, 0.24);
    border-radius: 999px;
    background: rgba(101, 230, 178, 0.1);
    color: #ccffeb;
    padding: 6px 9px;
    font-size: 0.76rem;
    font-weight: 900;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.photo-card {
    min-height: 116px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 18px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent),
        linear-gradient(135deg, #1e3a8a, #58f1ff);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16), 0 18px 32px rgba(0, 0, 0, 0.16);
}

.card-a {
    grid-row: span 2;
    background: linear-gradient(145deg, #172554 0%, #2563eb 44%, #7dd3fc 100%);
}

.card-b {
    background: linear-gradient(145deg, #312e81 0%, #a78bfa 60%, #fdf2f8 100%);
}

.card-c {
    background: linear-gradient(145deg, #164e63 0%, #22d3ee 56%, #ecfeff 100%);
}

.card-d {
    background: linear-gradient(145deg, #064e3b 0%, #34d399 62%, #ecfdf5 100%);
}

.card-e {
    background: linear-gradient(145deg, #78350f 0%, #f59e0b 62%, #fff7ed 100%);
}

.card-f {
    background: linear-gradient(145deg, #4c0519 0%, #fb7185 62%, #fff1f2 100%);
}

.insight-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.insight-strip span {
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.07);
    color: var(--muted-strong);
    padding: 7px 9px;
    font-size: 0.76rem;
    font-weight: 850;
}

.floating-card {
    position: absolute;
    display: grid;
    gap: 2px;
    max-width: 228px;
    border-radius: 20px;
    padding: 15px 16px;
}

.floating-card strong {
    font-weight: 950;
    letter-spacing: -0.02em;
}

.floating-card span {
    color: var(--muted);
    font-size: 0.88rem;
}

.floating-card-one {
    left: 0;
    top: 0;
}

.floating-card-two {
    right: 32px;
    bottom: 8px;
}

.logos-strip {
    border-block: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.035);
}

.stack-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 0;
}

.stack-line span {
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--muted-strong);
    padding: 8px 12px;
    font-size: 0.84rem;
    font-weight: 850;
}

.section-heading {
    max-width: 860px;
    margin-bottom: 36px;
    text-align: center;
}

.compact-heading {
    margin-bottom: 32px;
}

.feature-grid,
.technical-grid {
    display: grid;
    gap: 16px;
}

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

.feature-card,
.tech-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    padding: 24px;
}

.feature-card::before,
.tech-card::before,
.cta-card::before {
    position: absolute;
    inset: 0;
    pointer-events: none;
    content: "";
    background: radial-gradient(circle at 10% 0%, rgba(88, 241, 255, 0.16), transparent 32%);
    opacity: 0.74;
}

.feature-card > *,
.tech-card > *,
.cta-card > * {
    position: relative;
}

.featured-card {
    grid-column: span 2;
    background:
        radial-gradient(circle at 84% 8%, rgba(88, 241, 255, 0.18), transparent 36%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.055));
}

.card-icon {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    margin-bottom: 28px;
    border: 1px solid rgba(88, 241, 255, 0.26);
    border-radius: 14px;
    background: rgba(88, 241, 255, 0.11);
    color: #dffcff;
    font-size: 0.86rem;
    font-weight: 950;
}

.feature-card p,
.tech-card p,
.reason-list p,
.install-steps p {
    margin-bottom: 0;
    color: var(--muted);
}

.showcase-section,
.technical-section {
    background:
        radial-gradient(circle at 18% 12%, rgba(169, 139, 255, 0.12), transparent 34rem),
        rgba(255, 255, 255, 0.025);
}

.showcase-grid,
.split-grid,
.install-grid,
.cta-card {
    display: grid;
    align-items: center;
    gap: clamp(28px, 5vw, 64px);
}

.showcase-grid {
    grid-template-columns: minmax(0, 0.86fr) minmax(440px, 1.14fr);
}

.showcase-copy p {
    font-size: 1.08rem;
}

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

.check-list li {
    position: relative;
    padding-left: 30px;
    color: var(--muted-strong);
    font-weight: 700;
}

.check-list li::before {
    position: absolute;
    left: 0;
    top: 0.2em;
    display: grid;
    place-items: center;
    width: 19px;
    height: 19px;
    border-radius: 999px;
    background: rgba(101, 230, 178, 0.16);
    color: var(--green);
    content: "✓";
    font-size: 0.72rem;
    font-weight: 950;
}

.showcase-panel {
    overflow: hidden;
    border-radius: var(--radius-lg);
    padding: clamp(14px, 2vw, 22px);
}

.showcase-panel img {
    width: 100%;
    border-radius: 24px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
}

.split-grid {
    grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
    align-items: start;
}

.reason-list {
    display: grid;
    gap: 14px;
}

.reason-list article {
    border-radius: var(--radius-md);
    padding: 22px;
}

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

.tech-kicker {
    display: inline-flex;
    margin-bottom: 18px;
    color: var(--amber);
}

.install-section {
    position: relative;
    overflow: hidden;
}

.install-section::before {
    position: absolute;
    left: -20vw;
    bottom: -28vw;
    width: 50vw;
    height: 50vw;
    min-width: 520px;
    min-height: 520px;
    border-radius: 999px;
    content: "";
    background: radial-gradient(circle, rgba(101, 230, 178, 0.13), transparent 66%);
}

.install-grid {
    position: relative;
    grid-template-columns: minmax(0, 0.88fr) minmax(360px, 1.12fr);
}

.command-card {
    overflow: hidden;
    border-radius: var(--radius-md);
    margin-top: 28px;
}

.command-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.05);
}

.command-topline span {
    color: var(--muted-strong);
    font-size: 0.82rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.command-topline button {
    border: 1px solid rgba(88, 241, 255, 0.22);
    border-radius: 999px;
    background: rgba(88, 241, 255, 0.1);
    color: #e5fdff;
    padding: 8px 10px;
    font-size: 0.8rem;
    font-weight: 900;
    cursor: pointer;
}

.command-card code {
    display: block;
    overflow-x: auto;
    padding: 16px;
    color: #dffcff;
    white-space: nowrap;
}

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

.install-steps li {
    display: grid;
    grid-template-columns: 54px 1fr;
    gap: 16px;
    align-items: start;
    border-radius: var(--radius-md);
    padding: 20px;
}

.install-steps li > span {
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    border: 1px solid rgba(93, 168, 255, 0.26);
    border-radius: 16px;
    background: rgba(93, 168, 255, 0.12);
    color: #dbefff;
    font-weight: 950;
}

.install-steps h3 {
    margin-bottom: 6px;
}

.cta-section {
    padding-top: 0;
}

.cta-card {
    position: relative;
    grid-template-columns: minmax(0, 1fr) auto;
    overflow: hidden;
    border-radius: var(--radius-lg);
    padding: clamp(28px, 5vw, 56px);
    background:
        radial-gradient(circle at 100% 0%, rgba(88, 241, 255, 0.2), transparent 34%),
        linear-gradient(135deg, rgba(93, 168, 255, 0.22), rgba(169, 139, 255, 0.14));
}

.cta-card h2 {
    max-width: 780px;
    font-size: clamp(2.1rem, 4.1vw, 4.1rem);
}

.cta-card p {
    max-width: 760px;
    margin-bottom: 0;
    font-size: 1.05rem;
}

.cta-actions {
    justify-content: flex-end;
    min-width: 220px;
}

.site-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.18);
    padding: 42px 0 28px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.7fr 0.7fr;
    gap: 32px;
}

.footer-brand {
    display: inline-flex;
    margin-bottom: 12px;
    font-size: 1.14rem;
    font-weight: 950;
    letter-spacing: -0.04em;
}

.site-footer p {
    max-width: 460px;
    margin-bottom: 0;
}

.site-footer h2 {
    margin-bottom: 12px;
    color: var(--muted-strong);
    font-size: 0.82rem;
    font-weight: 950;
    letter-spacing: 0.1em;
    line-height: 1.1;
    text-transform: uppercase;
}

.site-footer a:not(.footer-brand) {
    display: table;
    color: var(--muted);
    padding: 4px 0;
    text-decoration: none;
}

.site-footer a:not(.footer-brand):hover,
.site-footer a:not(.footer-brand):focus-visible {
    color: var(--text);
    outline: none;
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    margin-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 18px;
    color: var(--muted);
    font-size: 0.9rem;
}

@media (max-width: 1080px) {
    .hero-grid,
    .showcase-grid,
    .split-grid,
    .install-grid,
    .cta-card {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        min-height: auto;
    }

    .product-window,
    .floating-card {
        position: relative;
    }

    .product-window {
        inset: auto;
        width: 100%;
    }

    .floating-card-one,
    .floating-card-two {
        inset: auto;
        margin-top: 14px;
        max-width: none;
    }

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

    .cta-actions {
        justify-content: flex-start;
    }
}

@media (max-width: 780px) {
    .shell {
        width: min(100% - 28px, var(--shell));
    }

    .section-pad {
        padding: 68px 0;
    }

    .nav-shell {
        min-height: 68px;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .site-nav {
        position: fixed;
        top: 76px;
        left: 14px;
        right: 14px;
        display: grid;
        grid-template-columns: 1fr;
        gap: 4px;
        border: 1px solid rgba(255, 255, 255, 0.14);
        border-radius: 22px;
        background: rgba(7, 17, 31, 0.94);
        padding: 12px;
        box-shadow: var(--shadow);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-8px);
        transition: opacity 0.18s ease, transform 0.18s ease;
    }

    .site-nav.is-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .site-nav a {
        border-radius: 16px;
        padding: 12px;
    }

    h1 {
        font-size: clamp(2.75rem, 14vw, 4.7rem);
    }

    h2 {
        font-size: clamp(2rem, 10vw, 3.25rem);
    }

    .hero-stats,
    .feature-grid,
    .technical-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .featured-card {
        grid-column: auto;
    }

    .gallery-preview {
        grid-template-columns: 1fr;
    }

    .preview-sidebar {
        display: none;
    }

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

    .photo-card {
        min-height: 104px;
    }

    .install-steps li {
        grid-template-columns: 42px 1fr;
        padding: 16px;
    }

    .install-steps li > span {
        width: 38px;
        height: 38px;
        border-radius: 13px;
    }
}

@media (max-width: 520px) {
    .brand-copy small {
        display: none;
    }

    .hero-actions,
    .cta-actions {
        flex-direction: column;
    }

    .button {
        width: 100%;
    }

    .preview-toolbar {
        display: grid;
    }

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

    .card-a {
        grid-row: auto;
    }

    .command-topline {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.001ms !important;
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
    }
}