:root {
    --bg: #08111f;
    --bg-soft: #0e1b31;
    --panel: rgba(14, 27, 49, 0.72);
    --panel-border: rgba(155, 185, 255, 0.16);
    --text: #f3f7ff;
    --muted: #b8c6e3;
    --accent: #5ea7ff;
    --accent-strong: #8fd0ff;
    --line: rgba(255, 255, 255, 0.08);
    --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
    --radius-lg: 28px;
    --radius-md: 18px;
    --radius-sm: 12px;
    --container: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Inter", system-ui, sans-serif;
    background:
        radial-gradient(circle at 20% 20%, rgba(94, 167, 255, 0.18), transparent 0 28%),
        radial-gradient(circle at 80% 10%, rgba(143, 208, 255, 0.14), transparent 0 22%),
        linear-gradient(180deg, #07101d 0%, #0a1526 50%, #09101d 100%);
    color: var(--text);
}

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

p {
    color: var(--muted);
    line-height: 1.7;
}

h1,
h2,
h3,
strong {
    letter-spacing: -0.02em;
}

h1 {
    margin: 0 0 18px;
    font-size: clamp(2.5rem, 6vw, 4.7rem);
    line-height: 1.02;
}

h2 {
    margin: 0 0 18px;
    font-size: clamp(1.9rem, 3vw, 3rem);
    line-height: 1.1;
}

h3 {
    margin: 0 0 10px;
    font-size: 1.2rem;
}

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

.narrow {
    width: min(860px, calc(100% - 2rem));
}

.section {
    padding: 88px 0;
}

.section-alt {
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: rgba(7, 16, 29, 0.72);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 76px;
    gap: 20px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
}

.brand strong {
    display: block;
    font-size: 0.98rem;
}

.brand small {
    display: block;
    color: var(--muted);
}

.brand-mark {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: linear-gradient(145deg, rgba(94, 167, 255, 0.24), rgba(143, 208, 255, 0.1));
    border: 1px solid rgba(143, 208, 255, 0.18);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
    font-weight: 800;
}

.nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav a {
    color: var(--muted);
    transition: color 0.2s ease;
}

.nav a:hover,
.mobile-nav a:hover {
    color: var(--text);
}

.nav-cta {
    padding: 11px 16px;
    border-radius: 999px;
    border: 1px solid rgba(143, 208, 255, 0.2);
}

.menu-toggle {
    display: none;
    border: 1px solid var(--line);
    background: transparent;
    color: var(--text);
    padding: 10px 14px;
    border-radius: 999px;
}

.mobile-nav {
    display: none;
    border-top: 1px solid var(--line);
    padding: 0 1rem 1rem;
}

.mobile-nav a {
    display: block;
    padding: 0.8rem 0;
    color: var(--muted);
}

.hero {
    padding: 86px 0 64px;
}

.hero-grid,
.split-layout {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 32px;
    align-items: center;
}

.hero-copy {
    max-width: 780px;
    font-size: 1.1rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 26px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 18px;
    border-radius: 999px;
    font-weight: 600;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

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

.button-primary {
    background: linear-gradient(145deg, var(--accent), var(--accent-strong));
    color: #03111f;
    box-shadow: 0 14px 34px rgba(94, 167, 255, 0.24);
}

.button-secondary {
    border: 1px solid rgba(143, 208, 255, 0.2);
    background: rgba(255, 255, 255, 0.03);
}

.hero-note,
.section-label,
.eyebrow,
.mini-kicker {
    color: var(--accent-strong);
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.77rem;
    font-weight: 700;
}

.hero-note {
    margin-top: 20px;
    letter-spacing: 0.04em;
    text-transform: none;
    color: var(--muted);
    font-weight: 500;
}

.glass,
.card,
.timeline-item,
.phase-item,
.benefit-item {
    background: var(--panel);
    border: 1px solid var(--panel-border);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}

.hero-panel {
    border-radius: var(--radius-lg);
    padding: 26px;
}

.stats-grid,
.card-grid,
.timeline-grid {
    display: grid;
    gap: 18px;
}

.stats-grid {
    margin-top: 16px;
    grid-template-columns: 1fr 1fr;
}

.stats-grid article,
.phase-item {
    padding: 18px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.stats-grid strong,
.phase-item strong {
    display: block;
    margin-bottom: 6px;
}

.stats-grid span {
    color: var(--muted);
    font-size: 0.96rem;
}

.stacked-copy {
    display: grid;
    gap: 12px;
}

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

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

.card {
    padding: 24px;
    border-radius: var(--radius-lg);
}

.feature-card {
    min-height: 220px;
}

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

.timeline-item {
    padding: 24px;
    border-radius: 24px;
}

.timeline-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 54px;
    min-height: 34px;
    border-radius: 999px;
    margin-bottom: 18px;
    color: #03111f;
    background: linear-gradient(145deg, var(--accent), var(--accent-strong));
    font-weight: 800;
}

.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
}

.tag {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    border: 1px solid rgba(143, 208, 255, 0.18);
    background: rgba(255, 255, 255, 0.03);
    color: var(--muted);
    font-size: 0.9rem;
}

.align-start {
    align-items: start;
}

.benefit-list,
.phase-list,
.faq-list {
    display: grid;
    gap: 16px;
}

.benefit-item,
.phase-item {
    padding: 20px 22px;
    border-radius: 22px;
}

.faq-item {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.03);
    padding: 18px 20px;
}

.faq-item summary {
    cursor: pointer;
    font-weight: 700;
    list-style: none;
}

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

.faq-item p {
    margin: 12px 0 0;
}

.placeholder-card {
    padding: 26px;
}

.placeholder-list {
    padding-left: 18px;
    color: var(--muted);
}

.placeholder-list li + li {
    margin-top: 12px;
}

.placeholder-list strong {
    display: block;
    color: var(--text);
    margin-bottom: 4px;
}

.footer {
    padding: 30px 0 46px;
    border-top: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.02);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.footer-title {
    font-weight: 700;
    margin-bottom: 10px;
}

.center-text {
    text-align: center;
}

.error-page {
    min-height: 60vh;
    display: grid;
    place-items: center;
}

@media (max-width: 980px) {
    .nav {
        display: none;
    }

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

    .mobile-nav.is-open {
        display: block;
    }

    .hero-grid,
    .split-layout,
    .timeline-grid,
    .card-grid.two-col,
    .card-grid.three-col,
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .section {
        padding: 72px 0;
    }

    .hero {
        padding-top: 58px;
    }

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

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .button {
        width: 100%;
    }
}

.brand-mark svg {
    width: 1.2rem;
    height: auto;
    display: block;
}