:root {
    --bg: #060b14;
    --bg-soft: #0b1322;
    --panel: rgba(15, 23, 42, 0.72);
    --panel-strong: rgba(15, 23, 42, 0.9);
    --line: rgba(138, 180, 248, 0.18);
    --line-strong: rgba(138, 180, 248, 0.35);
    --text: #e6edf3;
    --text-soft: #a8b3c7;
    --heading: #f8fbff;
    --primary: #8ab4f8;
    --primary-strong: #6ea8ff;
    --accent: #8d6bff;
    --success: #8affc1;
    --shadow: 0 22px 60px rgba(0, 0, 0, 0.38);
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --max-width: 1200px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, "Segoe UI", Arial, sans-serif;
    background:
        radial-gradient(circle at top right, rgba(141, 107, 255, 0.16), transparent 30%),
        radial-gradient(circle at top left, rgba(138, 180, 248, 0.14), transparent 28%),
        linear-gradient(180deg, #050913 0%, #07101d 45%, #060b14 100%);
    color: var(--text);
    line-height: 1.65;
}

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

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

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(5, 10, 19, 0.74);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    min-width: 0;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #08111f;
    font-weight: 800;
    font-size: 1.15rem;
    box-shadow: 0 0 30px rgba(138, 180, 248, 0.3);
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-title {
    color: var(--heading);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.brand-subtitle {
    color: var(--text-soft);
    font-size: 0.77rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav a {
    color: var(--text-soft);
    font-size: 0.96rem;
    transition: color 0.2s ease;
}

.nav a:hover,
.nav a:focus {
    color: var(--heading);
}

.nav-toggle {
    display: none;
    border: 0;
    background: transparent;
    padding: 0.25rem;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    margin: 5px 0;
    background: var(--heading);
    border-radius: 999px;
}

.hero {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2rem;
    align-items: center;
    padding: 5.25rem 0 3rem;
}

.eyebrow,
.section-kicker {
    display: inline-block;
    margin: 0 0 1rem;
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0 0 1.2rem;
    color: var(--heading);
    font-size: clamp(2.4rem, 5vw, 4.6rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
}

.hero-text {
    max-width: 62ch;
    margin: 0 0 1.5rem;
    color: var(--text-soft);
    font-size: 1.08rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.6rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 1.2rem;
    border-radius: 999px;
    font-weight: 700;
    transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #08111f;
}

.btn-secondary {
    border: 1px solid var(--line-strong);
    background: rgba(255, 255, 255, 0.02);
    color: var(--heading);
}

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem 1.2rem;
    padding: 0;
    margin: 0;
    list-style: none;
}

.hero-points li {
    color: var(--text-soft);
    font-size: 0.95rem;
}

.hero-panel {
    display: grid;
    gap: 1.25rem;
}

.orbital-card {
    position: relative;
    min-height: 360px;
    border: 1px solid var(--line);
    border-radius: 32px;
    background:
        radial-gradient(circle at center, rgba(138, 180, 248, 0.16), transparent 34%),
        linear-gradient(180deg, rgba(17, 24, 39, 0.8), rgba(8, 14, 26, 0.94));
    overflow: hidden;
    box-shadow: var(--shadow);
}

.orbital-core {
    position: absolute;
    inset: 50% auto auto 50%;
    width: 96px;
    height: 96px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: radial-gradient(circle, #b8d0ff 0%, var(--primary) 48%, var(--accent) 100%);
    box-shadow:
        0 0 30px rgba(138, 180, 248, 0.45),
        0 0 80px rgba(141, 107, 255, 0.26);
}

.orbital-ring {
    position: absolute;
    inset: 50% auto auto 50%;
    border: 1px solid rgba(138, 180, 248, 0.28);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.ring-one {
    width: 170px;
    height: 170px;
    animation: spin 18s linear infinite;
}

.ring-two {
    width: 240px;
    height: 240px;
    animation: spinReverse 24s linear infinite;
}

.ring-three {
    width: 310px;
    height: 310px;
    animation: spin 30s linear infinite;
}

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

.metric {
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--panel);
    backdrop-filter: blur(14px);
}

.metric-value {
    display: block;
    color: var(--heading);
    font-size: 1.6rem;
    font-weight: 800;
}

.metric-label {
    color: var(--text-soft);
    font-size: 0.9rem;
}

.section {
    padding: 2.25rem 0;
}

.section-heading {
    margin-bottom: 1.5rem;
}

.section-heading h2 {
    margin: 0;
    color: var(--heading);
    font-size: clamp(1.9rem, 3vw, 2.6rem);
    line-height: 1.15;
}

.about-grid,
.vision-layout {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.glass-card,
.vision-panel,
.contact-card,
.timeline-item {
    border: 1px solid var(--line);
    background: var(--panel);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow);
}

.glass-card,
.vision-panel {
    padding: 1.4rem;
    border-radius: var(--radius-lg);
}

.glass-card h3,
.vision-panel h3,
.timeline-item h3,
.contact-card h2,
.division-card h3 {
    margin-top: 0;
    color: var(--heading);
}

.glass-card p,
.vision-panel p,
.timeline-item p,
.contact-card p,
.division-card p {
    margin-bottom: 0;
    color: var(--text-soft);
}

.division-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.division-card {
    display: block;
    padding: 1.5rem;
    border: 1px solid var(--line);
    border-radius: 26px;
    background:
        linear-gradient(180deg, rgba(17, 24, 39, 0.8), rgba(10, 16, 28, 0.96));
    box-shadow: var(--shadow);
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.division-card:hover {
    transform: translateY(-3px);
    border-color: var(--line-strong);
}

.division-tag {
    display: inline-block;
    margin-bottom: 0.8rem;
    padding: 0.32rem 0.7rem;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    color: var(--primary);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.division-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--heading);
    font-weight: 700;
}

.timeline {
    display: grid;
    gap: 1rem;
}

.timeline-item {
    display: grid;
    grid-template-columns: 82px 1fr;
    gap: 1.25rem;
    align-items: start;
    padding: 1.25rem;
    border-radius: var(--radius-lg);
}

.timeline-step {
    display: inline-grid;
    place-items: center;
    width: 60px;
    height: 60px;
    border: 1px solid var(--line-strong);
    border-radius: 18px;
    color: var(--primary);
    font-size: 1.1rem;
    font-weight: 800;
}

.contact-section {
    padding-bottom: 4rem;
}

.contact-card {
    padding: 2rem;
    border-radius: 30px;
    text-align: left;
}

.footer {
    padding: 0 0 2rem;
    color: var(--text-soft);
    font-size: 0.92rem;
    text-align: center;
}

.reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@keyframes spin {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes spinReverse {
    from {
        transform: translate(-50%, -50%) rotate(360deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(0deg);
    }
}

@media (max-width: 980px) {
    .hero,
    .about-grid,
    .vision-layout,
    .division-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 4rem;
    }

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

    .nav-toggle {
        display: block;
    }

    .nav {
        position: absolute;
        top: calc(100% + 0.8rem);
        right: 0;
        display: none;
        flex-direction: column;
        align-items: flex-start;
        min-width: 220px;
        padding: 1rem;
        border: 1px solid var(--line);
        border-radius: 20px;
        background: var(--panel-strong);
        box-shadow: var(--shadow);
    }

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

@media (max-width: 640px) {
    .site-shell {
        width: min(100% - 1rem, var(--max-width));
    }

    .topbar {
        border-radius: 24px;
    }

    .hero {
        padding-top: 3rem;
    }

    .hero h1 {
        font-size: 2.35rem;
    }

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

    .orbital-card {
        min-height: 280px;
    }

    .timeline-item {
        grid-template-columns: 1fr;
    }
}

.division-hero {
    padding-top: 4.4rem;
    padding-bottom: 2.2rem;
}

@media (max-width: 640px) {
    .division-hero {
        padding-top: 2.8rem;
    }
}