:root {
    --bg: #07151f;
    --bg-alt: #0d2230;
    --panel: rgba(10, 32, 45, 0.8);
    --panel-strong: #102a39;
    --line: rgba(150, 208, 231, 0.16);
    --text: #eff8fc;
    --muted: #9cb7c6;
    --soft: #6f8b99;
    --accent: #58d6c3;
    --accent-warm: #f5b36a;
    --accent-deep: #7de2ff;
    --shadow: 0 28px 80px rgba(0, 0, 0, 0.32);
    --radius: 24px;
    --max: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(88, 214, 195, 0.2), transparent 32%),
        radial-gradient(circle at 85% 12%, rgba(125, 226, 255, 0.14), transparent 22%),
        linear-gradient(180deg, #06121a 0%, #081a26 36%, #07151f 100%);
    font-family: "Space Grotesk", sans-serif;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    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: 36px 36px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 85%);
    pointer-events: none;
    opacity: 0.22;
}

a {
    color: inherit;
}

.mono {
    font-family: "IBM Plex Mono", monospace;
}

.site-shell {
    position: relative;
    overflow: clip;
}

.section {
    width: min(calc(100% - 2rem), var(--max));
    margin: 0 auto;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    width: min(calc(100% - 2rem), var(--max));
    margin: 1rem auto 0;
    padding: 1rem 1.2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border: 1px solid var(--line);
    background: rgba(6, 18, 26, 0.72);
    backdrop-filter: blur(18px);
    border-radius: 999px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
    text-decoration: none;
}

.brand-mark {
    width: 3rem;
    height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 12px 28px rgba(88, 214, 195, 0.2);
}

.brand-mark img {
    display: block;
    width: 100%;
    height: 100%;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.brand-copy strong {
    font-size: 1rem;
}

.brand-copy span {
    font-size: 0.76rem;
    color: var(--muted);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 1.3rem;
}

.site-nav a {
    text-decoration: none;
    color: var(--muted);
    font-size: 0.95rem;
}

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

.nav-cta {
    padding: 0.8rem 1.1rem;
    border-radius: 999px;
    border: 1px solid rgba(125, 226, 255, 0.28);
    background: rgba(125, 226, 255, 0.08);
}

.menu-toggle {
    display: none;
    width: 3rem;
    height: 3rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: transparent;
    color: var(--text);
}

.menu-toggle span {
    display: block;
    width: 1.2rem;
    height: 2px;
    margin: 0.3rem auto;
    background: currentColor;
}

.hero {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2rem;
    align-items: center;
    padding: 5rem 0 3rem;
}

.eyebrow,
.card-tag,
.timeline-step,
.status-pill,
.proof-label {
    font-family: "IBM Plex Mono", monospace;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.eyebrow {
    margin: 0 0 1rem;
    color: var(--accent);
    font-size: 0.82rem;
}

.hero h1,
.section-heading h2,
.cta-copy h2 {
    margin: 0;
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.hero h1 {
    font-size: clamp(3rem, 7vw, 6rem);
    max-width: 11ch;
}

.hero-text {
    max-width: 62ch;
    margin: 1.4rem 0 0;
    font-size: 1.08rem;
    line-height: 1.75;
    color: var(--muted);
}

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

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3.3rem;
    padding: 0.9rem 1.3rem;
    border-radius: 999px;
    text-decoration: none;
    border: 1px solid transparent;
    transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

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

.button-primary {
    color: #06202b;
    background: linear-gradient(135deg, var(--accent), var(--accent-deep));
    box-shadow: 0 18px 40px rgba(88, 214, 195, 0.28);
}

.button-secondary {
    color: var(--text);
    border-color: var(--line);
    background: rgba(255, 255, 255, 0.03);
}

.hero-points {
    margin: 2rem 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.8rem;
}

.hero-points li {
    position: relative;
    padding-left: 1.4rem;
    color: var(--muted);
}

.hero-points li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-warm), var(--accent));
}

.hero-panel {
    position: relative;
}

.mission-card,
.proof-card,
.capability-card,
.platform-diagram,
.platform-stack article,
.timeline-item,
.trust-card,
.terminal-card,
.quote-card,
.faq-list details,
.cta-band {
    border: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(16, 42, 57, 0.92), rgba(10, 32, 45, 0.78));
    box-shadow: var(--shadow);
}

.mission-card {
    position: relative;
    overflow: hidden;
    padding: 1.4rem;
    border-radius: 2rem;
}

.mission-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.8rem;
    border-radius: 999px;
    background: rgba(88, 214, 195, 0.12);
    color: var(--accent);
    font-size: 0.76rem;
}

.grid-surface {
    position: relative;
    height: 340px;
    border-radius: 1.5rem;
    overflow: hidden;
    background:
        radial-gradient(circle at center, rgba(88, 214, 195, 0.08), transparent 36%),
        linear-gradient(180deg, rgba(9, 26, 36, 0.7), rgba(9, 26, 36, 0.95));
    border: 1px solid rgba(125, 226, 255, 0.14);
}

.grid-surface::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
}

.radar-ring,
.radar-sweep,
.signal-node {
    position: absolute;
    border-radius: 50%;
}

.radar-ring {
    left: 50%;
    top: 50%;
    border: 1px solid rgba(125, 226, 255, 0.22);
    transform: translate(-50%, -50%);
}

.radar-ring-a {
    width: 180px;
    height: 180px;
}

.radar-ring-b {
    width: 280px;
    height: 280px;
}

.radar-sweep {
    width: 280px;
    height: 280px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: conic-gradient(from 40deg, rgba(88, 214, 195, 0.32), transparent 22%);
    animation: spin 8s linear infinite;
}

.signal-node {
    width: 0.9rem;
    height: 0.9rem;
    background: linear-gradient(135deg, var(--accent-warm), var(--accent));
    box-shadow: 0 0 0 0 rgba(88, 214, 195, 0.4);
    animation: ping 2.8s infinite;
}

.node-a { left: 15%; top: 28%; }
.node-b { right: 18%; top: 22%; animation-delay: 400ms; }
.node-c { left: 24%; bottom: 20%; animation-delay: 900ms; }
.node-d { right: 24%; bottom: 16%; animation-delay: 1300ms; }

.mission-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.mission-metrics article {
    padding: 1rem;
    border-radius: 1.2rem;
    background: rgba(255, 255, 255, 0.03);
}

.metric-label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.75rem;
    color: var(--soft);
}

.metric-value {
    font-size: 0.96rem;
}

.proof-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding-bottom: 3rem;
}

.proof-card {
    border-radius: 1.6rem;
    padding: 1.4rem;
}

.proof-value {
    display: block;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
}

.proof-label {
    display: block;
    margin-top: 0.7rem;
    color: var(--muted);
    font-size: 0.72rem;
    line-height: 1.7;
}

.section-grid,
.platform,
.trust,
.faq,
.showcase,
.cta-band {
    padding: 3rem 0 4rem;
}

.section-heading {
    max-width: 52rem;
    margin-bottom: 2rem;
}

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

.section-heading h2,
.cta-copy h2 {
    font-size: clamp(2rem, 4vw, 3.6rem);
}

.capability-grid {
    display: grid;
    grid-template-columns: 1.35fr repeat(2, 1fr);
    gap: 1rem;
}

.capability-card {
    min-height: 230px;
    padding: 1.4rem;
    border-radius: var(--radius);
}

.feature-large {
    grid-row: span 2;
}

.capability-card h3,
.platform-stack h3,
.timeline-item h3,
.trust-card h3 {
    margin: 0.4rem 0 0.8rem;
    font-size: 1.35rem;
}

.capability-card p,
.platform-stack p,
.diagram-step p,
.timeline-item p,
.trust-card p,
.quote-text,
.faq-list p,
.cta-copy p {
    margin: 0;
    color: var(--muted);
    line-height: 1.75;
}

.card-tag,
.timeline-step {
    color: var(--accent);
    font-size: 0.74rem;
}

.platform-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 1rem;
    align-items: start;
}

.platform-diagram,
.platform-stack article,
.terminal-card,
.quote-card,
.cta-band {
    border-radius: var(--radius);
}

.platform-diagram {
    padding: 1.5rem;
}

.diagram-step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.diagram-step:last-child {
    border-bottom: 0;
}

.diagram-step span {
    flex: none;
    width: 2.4rem;
    height: 2.4rem;
    display: grid;
    place-items: center;
    border-radius: 50%;
    color: #06202b;
    background: linear-gradient(135deg, var(--accent), var(--accent-deep));
    font-weight: 700;
}

.diagram-step strong {
    display: block;
    margin-bottom: 0.4rem;
}

.platform-stack {
    display: grid;
    gap: 1rem;
}

.platform-stack article {
    padding: 1.4rem;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.timeline-item {
    position: relative;
    padding: 1.4rem;
    border-radius: var(--radius);
    overflow: hidden;
}

.timeline-item::after {
    content: "";
    position: absolute;
    right: -2rem;
    top: -2rem;
    width: 7rem;
    height: 7rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(88, 214, 195, 0.12), transparent 65%);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.trust-card {
    padding: 1.5rem;
    border-radius: var(--radius);
}

.showcase {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 1rem;
    align-items: stretch;
}

.terminal-card {
    overflow: hidden;
}

.terminal-top {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    padding: 1rem 1.2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(255, 255, 255, 0.03);
}

.terminal-top span {
    width: 0.8rem;
    height: 0.8rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.24);
}

.terminal-top span:first-child { background: #ff7a7a; }
.terminal-top span:nth-child(2) { background: #ffcc70; }
.terminal-top span:nth-child(3) { background: #5bd1a6; }

.terminal-top strong,
.terminal-body,
.prompt {
    font-family: "IBM Plex Mono", monospace;
}

.terminal-body {
    padding: 1.3rem 1.2rem 1.5rem;
    font-size: 0.92rem;
    line-height: 1.8;
    color: #cae6f3;
}

.terminal-body p {
    margin: 0.2rem 0;
}

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

.success {
    color: #80f0b2;
}

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

.quote-card {
    position: relative;
    padding: 2rem;
}

.quote-mark {
    margin: 0;
    font-size: 4rem;
    line-height: 1;
    color: var(--accent);
}

.quote-text {
    margin-top: 0.5rem;
    font-size: 1.2rem;
}

.quote-meta {
    margin: 1rem 0 0;
    color: var(--soft);
}

.faq-list {
    display: grid;
    gap: 1rem;
}

.faq-list details {
    border-radius: 1.2rem;
    padding: 1.1rem 1.2rem;
}

.faq-list summary {
    cursor: pointer;
    font-weight: 500;
    list-style: none;
}

.faq-list summary::-webkit-details-marker {
    display: none;
}

.faq-list p {
    margin-top: 0.9rem;
}

.cta-band {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: 2rem;
    margin-bottom: 4rem;
}

[data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 600ms ease, transform 600ms ease;
}

[data-reveal="left"] {
    transform: translateX(28px);
}

[data-reveal].revealed {
    opacity: 1;
    transform: translate(0, 0);
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes ping {
    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(88, 214, 195, 0.4);
    }

    50% {
        box-shadow: 0 0 0 16px rgba(88, 214, 195, 0);
    }
}

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

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

    [data-reveal] {
        opacity: 1;
        transform: none;
    }
}

@media (max-width: 980px) {
    .hero,
    .platform-grid,
    .showcase,
    .cta-band,
    .timeline,
    .trust-grid,
    .proof-strip {
        grid-template-columns: 1fr;
    }

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

    .feature-large {
        grid-row: auto;
        grid-column: 1 / -1;
    }

    .mission-metrics {
        grid-template-columns: 1fr;
    }

    .topbar {
        border-radius: 1.4rem;
    }
}

@media (max-width: 760px) {
    .topbar {
        align-items: flex-start;
        padding: 1rem;
    }

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

    .site-nav {
        position: absolute;
        left: 0;
        right: 0;
        top: calc(100% + 0.7rem);
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0.2rem;
        padding: 0.7rem;
        border: 1px solid var(--line);
        border-radius: 1.4rem;
        background: rgba(6, 18, 26, 0.96);
    }

    .site-nav.is-open {
        display: flex;
    }

    .nav-cta {
        margin-top: 0.2rem;
    }

    .hero {
        padding-top: 2rem;
    }

    .hero h1 {
        max-width: 100%;
    }

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

    .section {
        width: min(calc(100% - 1.2rem), var(--max));
    }
}