:root {
    --bg: #07111e;
    --bg-elevated: rgba(10, 19, 34, 0.84);
    --bg-panel: rgba(12, 24, 42, 0.92);
    --bg-panel-soft: rgba(18, 33, 57, 0.72);
    --line: rgba(120, 169, 255, 0.18);
    --line-strong: rgba(120, 169, 255, 0.34);
    --text: #eef5ff;
    --text-soft: #b3c5df;
    --text-muted: #7d95b6;
    --accent: #7cf3d7;
    --accent-strong: #45d3ff;
    --accent-warm: #ffd179;
    --shadow: 0 30px 80px rgba(3, 8, 17, 0.45);
    --radius-xl: 32px;
    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 14px;
    --content-width: 1180px;
    --font-display: "Space Grotesk", "Avenir Next", "Segoe UI", sans-serif;
    --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
    --transition: 220ms ease;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at top left, rgba(69, 211, 255, 0.16), transparent 32%),
        radial-gradient(circle at 80% 12%, rgba(124, 243, 215, 0.14), transparent 22%),
        linear-gradient(180deg, #06101c 0%, #07111e 40%, #09182a 100%);
    color: var(--text);
    font-family: var(--font-body);
    overflow-x: hidden;
}

body.landing-mode {
    display: flex;
    flex-direction: column;
}

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

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

.page-backdrop {
    position: fixed;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.page-backdrop__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(152, 187, 255, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(152, 187, 255, 0.06) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent 88%);
}

.page-backdrop__glow {
    position: absolute;
    width: 42rem;
    height: 42rem;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.28;
}

.page-backdrop__glow--left {
    top: -10rem;
    left: -14rem;
    background: rgba(69, 211, 255, 0.5);
}

.page-backdrop__glow--right {
    right: -10rem;
    top: 22rem;
    background: rgba(124, 243, 215, 0.36);
}

.landing-content,
.holding-page {
    position: relative;
    z-index: 1;
}

.holding-page {
    display: none;
    flex: 1;
    min-height: 100vh;
    width: min(calc(100% - 2rem), 44rem);
    margin: 0 auto;
    padding: 2rem 0;
    align-items: center;
}

body.landing-mode .holding-page {
    display: flex;
}

body.landing-mode .landing-content {
    display: none;
}

.holding-card {
    width: 100%;
    padding: clamp(2rem, 6vw, 3.5rem);
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background:
        radial-gradient(circle at top left, rgba(124, 243, 215, 0.14), transparent 34%),
        linear-gradient(180deg, rgba(14, 30, 48, 0.98), rgba(9, 18, 31, 0.96));
    box-shadow: var(--shadow);
    text-align: center;
}

.holding-card h1 {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 5.5rem);
    line-height: 0.95;
    letter-spacing: -0.05em;
}

.holding-card__text {
    max-width: 30rem;
    margin: 1.25rem auto 0;
    color: var(--text-soft);
    font-size: 1.05rem;
    line-height: 1.7;
}

.holding-card .button {
    margin-top: 2rem;
}

.topbar,
.section,
.footer {
    position: relative;
    z-index: 1;
    width: min(calc(100% - 2rem), var(--content-width));
    margin: 0 auto;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.4rem 0 0;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
}

.brand__mark {
    display: grid;
    place-items: center;
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 18px;
    background:
        linear-gradient(135deg, rgba(124, 243, 215, 0.24), rgba(69, 211, 255, 0.24)),
        rgba(8, 18, 31, 0.88);
    border: 1px solid var(--line-strong);
    box-shadow: 0 0 30px rgba(69, 211, 255, 0.18);
    font-family: var(--font-display);
    font-weight: 700;
}

.brand__text {
    display: grid;
    gap: 0.1rem;
    color: var(--text-soft);
    font-size: 0.84rem;
}

.brand__text strong {
    color: var(--text);
    font-size: 1rem;
    font-family: var(--font-display);
    letter-spacing: 0.02em;
}

.topbar__nav {
    display: inline-flex;
    align-items: center;
    gap: 1.25rem;
    padding: 0.7rem 1rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(8, 18, 31, 0.5);
    backdrop-filter: blur(12px);
}

.topbar__nav a {
    color: var(--text-soft);
    font-size: 0.95rem;
}

.topbar__nav a:hover,
.topbar__nav a:focus-visible {
    color: var(--text);
}

.section {
    padding: 5rem 0;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    gap: 3rem;
    min-height: calc(100vh - 6rem);
    align-items: center;
    padding-top: 4rem;
}

.eyebrow {
    margin: 0 0 1rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.78rem;
    font-weight: 600;
}

.hero h1,
.section-heading h2,
.architecture__intro h2,
.cta-panel h2 {
    margin: 0;
    font-family: var(--font-display);
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.hero h1 {
    max-width: 12ch;
    font-size: clamp(3.5rem, 7vw, 7.2rem);
}

.hero h1 span {
    display: block;
    color: #8cdbff;
}

.hero__lead,
.section-heading p,
.architecture__intro p,
.feature-card p,
.story-card p,
.architecture-card p,
.cta-panel p {
    color: var(--text-soft);
    font-size: 1.05rem;
    line-height: 1.7;
}

.hero__lead {
    max-width: 62ch;
    margin: 1.5rem 0 0;
}

.hero__actions,
.cta-panel__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    min-height: 3.25rem;
    padding: 0.8rem 1.3rem;
    border-radius: 999px;
    border: 1px solid transparent;
    transition:
        transform var(--transition),
        border-color var(--transition),
        background-color var(--transition),
        color var(--transition),
        box-shadow var(--transition);
    font-weight: 600;
}

.button:hover,
.button:focus-visible {
    transform: translateY(-1px);
}

.button--primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #04111d;
    box-shadow: 0 16px 40px rgba(69, 211, 255, 0.22);
}

.button--secondary {
    background: rgba(126, 170, 255, 0.12);
    border-color: rgba(126, 170, 255, 0.18);
    color: var(--text);
}

.button--ghost {
    background: rgba(8, 18, 31, 0.38);
    border-color: var(--line);
    color: var(--text);
}

.button--large {
    min-height: 3.75rem;
    padding-inline: 1.6rem;
}

.signal-list {
    display: grid;
    gap: 0.75rem;
    padding: 0;
    margin: 2rem 0 0;
    list-style: none;
}

.signal-list li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-soft);
}

.signal-list li::before {
    content: "";
    width: 0.6rem;
    height: 0.6rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-warm));
    box-shadow: 0 0 16px rgba(124, 243, 215, 0.45);
}

.hero__visual {
    position: relative;
    min-height: 42rem;
    display: grid;
    place-items: center;
}

.command-window {
    position: absolute;
    top: 0;
    left: 0;
    width: min(100%, 24rem);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: rgba(6, 15, 28, 0.88);
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
}

.command-window__top {
    display: flex;
    gap: 0.5rem;
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--line);
}

.command-window__top span {
    width: 0.72rem;
    height: 0.72rem;
    border-radius: 50%;
    background: rgba(177, 200, 230, 0.6);
}

.command-window__body {
    padding: 1rem 1.15rem 1.2rem;
    font-family: ui-monospace, "SFMono-Regular", monospace;
    color: var(--text-soft);
    font-size: 0.92rem;
}

.command-window__line {
    display: flex;
    gap: 0.75rem;
}

.prompt {
    color: var(--accent);
}

.command-window__output {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.6rem;
    margin-top: 1rem;
}

.command-window__output span {
    padding: 0.55rem 0.7rem;
    border-radius: 999px;
    background: rgba(115, 164, 255, 0.12);
    border: 1px solid rgba(115, 164, 255, 0.14);
}

.product-deck {
    width: min(100%, 36rem);
    padding: 8rem 0 2rem 5.5rem;
    display: grid;
    gap: 1rem;
}

.deck-card {
    position: relative;
    padding: 1.4rem;
    border-radius: 26px;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(12, 24, 42, 0.96), rgba(9, 19, 33, 0.9));
    box-shadow: var(--shadow);
}

.deck-card p,
.feature-card__label {
    margin: 0 0 0.9rem;
    color: var(--accent-warm);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.76rem;
    font-weight: 600;
}

.deck-card h2,
.deck-card h3,
.story-card h3,
.feature-card h3,
.architecture-card h3 {
    margin: 0;
    font-family: var(--font-display);
    letter-spacing: -0.03em;
}

.deck-card h2 {
    font-size: 1.65rem;
    line-height: 1.08;
}

.deck-card h3 {
    font-size: 1.15rem;
    line-height: 1.2;
}

.deck-card__metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 1.2rem;
}

.deck-card__metrics span {
    padding: 0.6rem 0.8rem;
    border-radius: 999px;
    background: rgba(124, 243, 215, 0.1);
    border: 1px solid rgba(124, 243, 215, 0.12);
    color: var(--text-soft);
    font-size: 0.9rem;
}

.deck-card--secondary {
    margin-left: 3rem;
}

.deck-card--accent {
    margin-left: 7rem;
    background: linear-gradient(135deg, rgba(124, 243, 215, 0.12), rgba(69, 211, 255, 0.14)),
        rgba(10, 22, 38, 0.95);
}

.section-heading {
    max-width: 44rem;
}

.section-heading h2,
.architecture__intro h2,
.cta-panel h2 {
    font-size: clamp(2.2rem, 4.8vw, 4.2rem);
}

.story-grid,
.feature-grid,
.architecture__grid {
    display: grid;
    gap: 1.2rem;
    margin-top: 2.5rem;
}

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

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

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

.story-card,
.feature-card,
.architecture-card,
.quote-panel,
.cta-panel {
    background: linear-gradient(180deg, rgba(13, 25, 43, 0.94), rgba(9, 19, 32, 0.88));
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.story-card,
.feature-card,
.architecture-card {
    padding: 1.45rem;
}

.story-card__index {
    display: inline-flex;
    margin-bottom: 2rem;
    color: rgba(124, 243, 215, 0.9);
    font-family: var(--font-display);
    font-size: 1.1rem;
}

.story-card h3,
.feature-card h3,
.architecture-card h3 {
    font-size: 1.32rem;
    margin-bottom: 0.8rem;
}

.architecture {
    display: grid;
    gap: 2rem;
}

.quote-panel {
    padding: 2rem;
    background:
        linear-gradient(135deg, rgba(124, 243, 215, 0.14), rgba(69, 211, 255, 0.08)),
        rgba(9, 20, 34, 0.94);
}

.quote-panel p {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(1.45rem, 3vw, 2.4rem);
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.cta {
    padding-bottom: 6rem;
}

.cta-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 2rem;
    background:
        radial-gradient(circle at top left, rgba(124, 243, 215, 0.16), transparent 35%),
        linear-gradient(180deg, rgba(14, 30, 48, 0.98), rgba(9, 18, 31, 0.96));
}

.cta-panel__actions {
    margin-top: 0;
    flex-shrink: 0;
}

.legal-page {
    min-height: calc(100vh - 10rem);
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.legal-panel {
    max-width: 54rem;
    margin: 0 auto;
    padding: 2.25rem;
    background:
        radial-gradient(circle at top left, rgba(124, 243, 215, 0.12), transparent 32%),
        linear-gradient(180deg, rgba(14, 30, 48, 0.98), rgba(9, 18, 31, 0.96));
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
}

.legal-panel--wide {
    max-width: 72rem;
}

.legal-heading h1 {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5vw, 4.6rem);
    line-height: 1;
    letter-spacing: -0.04em;
}

.legal-heading p:last-child {
    margin-top: 1rem;
}

.legal-note {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.legal-stack {
    display: grid;
    gap: 1.75rem;
    margin-top: 2.5rem;
}

.legal-block {
    padding: 1.5rem;
    background: linear-gradient(180deg, rgba(13, 25, 43, 0.88), rgba(9, 19, 32, 0.78));
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
}

.legal-block h2 {
    margin: 0 0 0.85rem;
    font-family: var(--font-display);
    font-size: 1.35rem;
    letter-spacing: -0.03em;
}

.legal-block p {
    margin: 0;
    color: var(--text-soft);
    line-height: 1.75;
}

.legal-block p + p,
.legal-block address + p,
.legal-block p + ul {
    margin-top: 1rem;
}

.legal-address {
    color: var(--text-soft);
    font-style: normal;
    line-height: 1.8;
}

.legal-block ul {
    margin: 0;
    padding-left: 1.25rem;
    color: var(--text-soft);
    line-height: 1.75;
}

.legal-block li + li {
    margin-top: 0.55rem;
}

.footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    padding: 0 0 2rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer p {
    margin: 0;
}

.footer__copy {
    display: grid;
    gap: 0.35rem;
    max-width: 48rem;
}

.footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer__nav a {
    color: var(--text-soft);
    transition: color var(--transition);
}

.footer__nav a:hover,
.footer__nav a:focus-visible {
    color: var(--text);
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition:
        opacity 700ms ease,
        transform 700ms ease;
}

.reveal--delay {
    transition-delay: 120ms;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

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

    .topbar__nav {
        order: 3;
        width: 100%;
        justify-content: center;
    }

    .hero,
    .story-grid,
    .feature-grid,
    .architecture__grid,
    .cta-panel {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: auto;
        padding-top: 2.5rem;
    }

    .hero__visual {
        min-height: 36rem;
    }

    .product-deck {
        padding-left: 2rem;
    }

    .deck-card--secondary,
    .deck-card--accent {
        margin-left: 0;
    }

    .cta-panel {
        align-items: flex-start;
    }
}

@media (max-width: 760px) {
    .holding-page,
    .topbar,
    .section,
    .footer {
        width: min(calc(100% - 1.25rem), var(--content-width));
    }

    .topbar {
        padding-top: 1rem;
    }

    .topbar__nav {
        display: none;
    }

    .hero h1 {
        font-size: clamp(2.7rem, 15vw, 4.5rem);
    }

    .hero__visual {
        min-height: 32rem;
    }

    .command-window {
        position: relative;
        width: 100%;
    }

    .product-deck {
        width: 100%;
        padding: 1.25rem 0 0;
    }

    .cta-panel,
    .quote-panel,
    .story-card,
    .feature-card,
    .architecture-card,
    .legal-panel,
    .legal-block {
        padding: 1.25rem;
    }

    .footer {
        flex-direction: column;
    }
}

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

    .button,
    .reveal {
        transition: none;
    }

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