:root {
    --bg: #08090c;
    --bg-2: #0d1014;
    --bg-3: #14181f;
    --ink: #f3eee4;
    --muted: rgba(243, 238, 228, 0.68);
    --faint: rgba(243, 238, 228, 0.42);
    --line: rgba(243, 238, 228, 0.12);
    --line-strong: rgba(243, 238, 228, 0.22);
    --brand: #00e39a;
    --brand-deep: #00c47a;
    --sun: #efc56a;
    --copper: #d0894a;
    --danger: #ff7a7a;
    --nav-h: 76px;
    --page: 1240px;
    --radius: 4px;
    --font-display: "Syne", "Noto Serif SC", "Songti SC", serif;
    --font-serif: "Noto Serif SC", "Songti SC", serif;
    --font-sans: "Manrope", "Noto Sans SC", "PingFang SC", sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    color-scheme: dark;
}

html,
body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--ink);
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.65;
    min-height: 100dvh;
    overflow-x: hidden;
    background:
        radial-gradient(1200px 640px at 80% 8%, rgba(0, 227, 154, 0.08), transparent 58%),
        radial-gradient(900px 500px at 8% 18%, rgba(239, 197, 106, 0.07), transparent 55%),
        var(--bg);
}

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

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

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

button {
    cursor: pointer;
}

::selection {
    background: var(--brand);
    color: #07110c;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 10px;
    z-index: 200;
    background: var(--brand);
    color: #07110c;
    border-radius: var(--radius);
    padding: 10px 14px;
    font-weight: 700;
    font-size: 14px;
}

.skip-link:focus {
    left: 12px;
}

:focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: 3px;
}

section[id] {
    scroll-margin-top: 88px;
}

.btn svg,
.menu-toggle svg,
.nav-cta svg {
    width: 18px;
    height: 18px;
}

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

.page-grain,
.page-grain::after {
    pointer-events: none;
}

.page-grain {
    position: fixed;
    inset: 0;
    z-index: 3;
    opacity: 0.18;
    mix-blend-mode: overlay;
}

.page-grain::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

.wrap {
    width: min(calc(100% - 40px), var(--page));
    margin: 0 auto;
}

.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 60;
    height: var(--nav-h);
    display: flex;
    align-items: center;
    transition: background 220ms ease, border-color 220ms ease, backdrop-filter 220ms ease;
    border-bottom: 1px solid transparent;
}

.site-nav.is-scrolled {
    background: rgba(8, 9, 12, 0.78);
    border-bottom-color: var(--line);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.nav-inner {
    width: min(calc(100% - 40px), var(--page));
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
}

.brand img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #04150f;
}

.brand-name {
    font-family: var(--font-serif);
    font-size: 18px;
    letter-spacing: 0.08em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-links a {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.nav-links a:hover,
.nav-links a[aria-current="true"] {
    color: var(--ink);
}

.nav-cta,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 44px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-weight: 700;
    letter-spacing: 0.04em;
    touch-action: manipulation;
    transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.nav-cta,
.btn-primary {
    background: var(--brand);
    color: #07110c;
}

.btn-ghost {
    background: transparent;
    border-color: var(--line-strong);
    color: var(--ink);
}

.nav-cta:hover,
.btn-primary:hover,
.btn-ghost:hover {
    transform: translateY(-1px);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line);
    background: transparent;
    color: var(--ink);
    border-radius: var(--radius);
}

.mobile-panel {
    display: none;
}

.hero {
    position: relative;
    min-height: 100dvh;
    padding: calc(var(--nav-h) + 28px) 0 48px;
    overflow: hidden;
}

#hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 700ms ease;
}

#hero-canvas.is-ready {
    opacity: 1;
}

.hero-fallback {
    position: absolute;
    right: -8%;
    top: 12%;
    width: min(62vw, 720px);
    aspect-ratio: 1;
    border-radius: 50%;
    background:
        radial-gradient(circle at 45% 42%, rgba(239, 197, 106, 0.55), rgba(0, 227, 154, 0.12) 38%, transparent 68%);
    filter: blur(8px);
    pointer-events: none;
}

.hero-veil {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(8, 9, 12, 0.94) 0%, rgba(8, 9, 12, 0.78) 28%, rgba(8, 9, 12, 0.22) 52%, rgba(8, 9, 12, 0.08) 100%),
        linear-gradient(180deg, rgba(8, 9, 12, 0.18) 0%, rgba(8, 9, 12, 0.04) 48%, rgba(8, 9, 12, 0.72) 100%);
    pointer-events: none;
}

.hero-spine {
    position: absolute;
    left: 18px;
    top: 120px;
    bottom: 80px;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.42em;
    color: var(--faint);
    text-transform: uppercase;
}

.hero-layout {
    position: relative;
    z-index: 2;
    width: min(calc(100% - 40px), var(--page));
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 32px;
    align-items: end;
    min-height: calc(100dvh - var(--nav-h) - 76px);
}

.kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--brand);
    margin-bottom: 22px;
}

.kicker::before {
    content: "";
    width: 28px;
    height: 1px;
    background: var(--brand);
}

.hero h1 {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: clamp(42px, 7vw, 92px);
    line-height: 1.02;
    letter-spacing: -0.03em;
    margin: 0 0 24px;
    text-shadow: 0 10px 40px rgba(8, 9, 12, 0.55);
}

.hero h1 em {
    font-style: normal;
    color: var(--brand);
}

.lede {
    max-width: 34rem;
    font-size: 18px;
    color: var(--muted);
    margin: 0 0 32px;
    text-shadow: 0 8px 24px rgba(8, 9, 12, 0.8);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 48px;
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    max-width: 460px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}

.hero-meta b {
    display: block;
    font-family: var(--font-display);
    font-size: 28px;
    line-height: 1;
    margin-bottom: 6px;
}

.hero-meta span {
    color: var(--faint);
    font-size: 12px;
    letter-spacing: 0.08em;
}

.scene-card {
    justify-self: end;
    align-self: start;
    margin-top: 12vh;
    width: min(100%, 280px);
    padding: 18px 18px 16px;
    border: 1px solid var(--line);
    background: rgba(8, 9, 12, 0.42);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.scene-card small {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--sun);
    margin-bottom: 10px;
}

.scene-card p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.ticker {
    border-block: 1px solid var(--line);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.015);
}

.ticker-track {
    display: flex;
    gap: 36px;
    width: max-content;
    padding: 16px 0;
    animation: ticker 36s linear infinite;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--faint);
}

.ticker-track span::after {
    content: " / ";
    color: var(--brand);
    margin-left: 36px;
}

@keyframes ticker {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

.section {
    padding: 108px 0;
}

.section-head {
    display: grid;
    grid-template-columns: 180px 1fr auto;
    gap: 24px;
    align-items: end;
    margin-bottom: 48px;
}

.section-index {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--brand);
    text-transform: uppercase;
}

.section-head h2 {
    margin: 0;
    font-family: var(--font-serif);
    font-size: clamp(32px, 5vw, 52px);
    line-height: 1.15;
    letter-spacing: -0.03em;
}

.section-head p {
    margin: 0;
    max-width: 28ch;
    color: var(--faint);
    font-size: 14px;
}

.service-list {
    display: grid;
    gap: 0;
    border-top: 1px solid var(--line);
}

.service-item {
    display: grid;
    grid-template-columns: 88px minmax(0, 1.1fr) minmax(0, 1.4fr);
    gap: 24px;
    padding: 36px 0;
    border-bottom: 1px solid var(--line);
    transition: background 200ms ease;
}

.service-item:hover {
    background: linear-gradient(90deg, rgba(0, 227, 154, 0.05), transparent 70%);
}

.service-item .num {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--sun);
}

.service-item h3 {
    margin: 0 0 8px;
    font-family: var(--font-serif);
    font-size: 28px;
}

.service-item p,
.service-item ul {
    margin: 0;
    color: var(--muted);
}

.service-item ul {
    padding-left: 18px;
}

.product-panel {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    min-height: 520px;
    border: 1px solid var(--line);
    background:
        linear-gradient(180deg, rgba(0, 227, 154, 0.06), transparent 28%),
        var(--bg-2);
}

.product-copy,
.product-stage {
    padding: 48px;
}

.product-copy h3 {
    margin: 12px 0 18px;
    font-family: var(--font-serif);
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.15;
}

.product-copy p {
    color: var(--muted);
    max-width: 38ch;
}

.feature-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 28px 0 32px;
}

.feature-pills span {
    border: 1px solid var(--line);
    padding: 6px 10px;
    font-size: 12px;
    color: var(--muted);
    letter-spacing: 0.04em;
}

.product-stage {
    border-left: 1px solid var(--line);
    display: flex;
    align-items: center;
}

.mock {
    width: 100%;
    border: 1px solid var(--line-strong);
    background: #0a0d11;
    padding: 16px;
}

.mock-bar {
    display: flex;
    gap: 6px;
    margin-bottom: 16px;
}

.mock-bar i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #2a313a;
}

.mock-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 10px;
}

.mock-card {
    min-height: 118px;
    padding: 14px;
    background: #10151c;
    border: 1px solid var(--line);
}

.mock-card.wide {
    grid-column: 1 / -1;
    min-height: 150px;
}

.mock-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--faint);
}

.mock-value {
    margin-top: 18px;
    font-family: var(--font-display);
    font-size: 32px;
}

.mock-line {
    height: 54px;
    margin-top: 18px;
    background:
        linear-gradient(180deg, transparent, rgba(0, 227, 154, 0.08)),
        radial-gradient(circle at 10% 80%, var(--brand) 2px, transparent 3px),
        radial-gradient(circle at 28% 42%, var(--brand) 2px, transparent 3px),
        radial-gradient(circle at 47% 58%, var(--sun) 2px, transparent 3px),
        radial-gradient(circle at 68% 30%, var(--brand) 2px, transparent 3px),
        radial-gradient(circle at 88% 48%, var(--sun) 2px, transparent 3px);
    clip-path: polygon(0 72%, 12% 64%, 26% 38%, 40% 52%, 54% 28%, 68% 44%, 82% 22%, 100% 36%, 100% 100%, 0 100%);
    opacity: 0.9;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    align-items: start;
}

.about-grid h2 {
    margin: 8px 0 20px;
    font-family: var(--font-serif);
    font-size: clamp(32px, 4.6vw, 56px);
    line-height: 1.12;
}

.about-grid > div > p {
    color: var(--muted);
    font-size: 18px;
    max-width: 42ch;
}

.advantage-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}

.advantage {
    background: var(--bg);
    padding: 24px;
    min-height: 150px;
}

.advantage b {
    display: block;
    font-family: var(--font-serif);
    font-size: 20px;
    margin-bottom: 8px;
}

.advantage span {
    color: var(--faint);
    font-size: 14px;
}

.contact-shell {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    border: 1px solid var(--line);
    background: var(--bg-2);
}

.contact-info,
.contact-form {
    padding: 48px;
}

.contact-info {
    background:
        linear-gradient(180deg, rgba(239, 197, 106, 0.08), transparent 40%),
        #0b0e12;
    border-right: 1px solid var(--line);
}

.contact-info h2 {
    margin: 0 0 16px;
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 44px);
    line-height: 1.2;
}

.contact-info p {
    color: var(--muted);
}

.contact-list {
    margin-top: 36px;
    display: grid;
    gap: 22px;
}

.contact-list span {
    display: block;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--faint);
    margin-bottom: 4px;
}

.contact-list a:hover {
    color: var(--brand);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.field.full {
    grid-column: 1 / -1;
}

.field label {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--faint);
}

.field input,
.field select,
.field textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 12px 12px;
    min-height: 48px;
    outline: none;
}

.field textarea {
    min-height: 132px;
    resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--brand);
}

.form-submit {
    width: 100%;
    min-height: 52px;
    margin-top: 8px;
}

.form-feedback {
    min-height: 20px;
    margin: 8px 0 0;
    font-size: 14px;
}

.form-feedback.is-ok {
    color: var(--brand);
}

.form-feedback.is-err {
    color: var(--danger);
}

.contact-qr {
    display: table;
    margin-top: 32px;
    border-collapse: separate;
    border-spacing: 16px 0;
    margin-left: -16px;
}

.contact-qr-item {
    display: table-cell;
    vertical-align: top;
    white-space: nowrap;
}

.contact-qr-item img {
    width: 88px;
    height: 88px;
    object-fit: contain;
    background: #ffffff;
    padding: 5px;
    border-radius: var(--radius);
    display: block;
}

.contact-qr-item span {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    color: var(--faint);
    line-height: 1.35;
    white-space: nowrap;
}

.site-footer {
    padding: 28px 0 40px;
    border-top: 1px solid var(--line);
    color: var(--faint);
    font-size: 13px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.site-footer a:hover {
    color: var(--brand);
}

@media (max-width: 980px) {
    .hero-layout,
    .section-head,
    .service-item,
    .product-panel,
    .about-grid,
    .contact-shell,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .hero-spine,
    .scene-card {
        display: none;
    }

    .hero-layout {
        min-height: auto;
        padding-top: 24px;
    }

    .hero-veil {
        background:
            linear-gradient(180deg, rgba(8, 9, 12, 0.42) 0%, rgba(8, 9, 12, 0.78) 36%, rgba(8, 9, 12, 0.94) 100%);
    }

    #hero-canvas.is-ready {
        opacity: 0.48;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-panel {
        display: none;
        position: fixed;
        top: var(--nav-h);
        left: 0;
        right: 0;
        z-index: 70;
        background: #08090c;
        border-bottom: 1px solid var(--line);
        padding: 8px 20px 24px;
    }

    .mobile-panel.open {
        display: grid;
        gap: 4px;
        min-height: calc(100dvh - var(--nav-h));
        align-content: start;
    }

    .mobile-panel a {
        min-height: 44px;
        display: flex;
        align-items: center;
        color: var(--muted);
        border-bottom: 1px solid var(--line);
    }

    .section,
    .product-copy,
    .product-stage,
    .contact-info,
    .contact-form {
        padding: 28px 0;
    }

    .product-copy,
    .product-stage,
    .contact-info,
    .contact-form {
        padding: 28px 22px;
    }

    .product-stage {
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .contact-info {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }



    .section-head {
        margin-bottom: 28px;
    }
}

@media (max-width: 640px) {
    .wrap,
    .nav-inner,
    .hero-layout {
        width: min(calc(100% - 28px), var(--page));
    }

    .hero-meta,
    .advantage-grid,
    .mock-grid {
        grid-template-columns: 1fr 1fr;
    }



    .hero h1 {
        font-size: 42px;
    }

    .lede {
        font-size: 16px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }

    .ticker-track {
        width: auto;
        flex-wrap: wrap;
        justify-content: center;
    }
}