:root {
    --navy: #07141f;
    --navy-mid: #0f2d4a;
    --teal: #47c6c8;
    --teal-deep: #2a9aa0;
    --text: #f3f7fb;
    --muted: #9bb0c3;
    --line: rgba(255, 255, 255, 0.1);
    --card: rgba(255, 255, 255, 0.045);
    --radius: 18px;
    --font: "Inter", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font);
    color: var(--text);
    background: var(--navy);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }

.page-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(900px 500px at 88% -8%, rgba(71, 198, 200, 0.2), transparent 55%),
        radial-gradient(700px 420px at -12% 18%, rgba(26, 77, 122, 0.5), transparent 52%),
        linear-gradient(180deg, #07141f 0%, #081018 100%);
}

.wrap {
    width: min(1100px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(18px);
    background: rgba(7, 20, 31, 0.72);
    border-bottom: 1px solid var(--line);
}
.site-header .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80px;
    gap: 16px;
    padding-top: env(safe-area-inset-top);
}
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}
.brand img {
    height: 46px;
    width: auto;
}
.brand-name {
    font-weight: 750;
    letter-spacing: -0.03em;
    font-size: 1.05rem;
}
.soon {
    display: inline-flex;
    align-items: center;
    padding: 7px 12px;
    border-radius: 999px;
    border: 1px solid rgba(71, 198, 200, 0.35);
    background: rgba(71, 198, 200, 0.1);
    color: var(--teal);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.hero {
    padding: 72px 0 36px;
}
.eyebrow {
    margin: 0 0 14px;
    color: var(--teal);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.hero h1 {
    margin: 0 0 18px;
    font-size: clamp(2.15rem, 5.4vw, 4.1rem);
    line-height: 1.05;
    letter-spacing: -0.045em;
    font-weight: 780;
}
.hero-lead {
    margin: 0;
    max-width: 38rem;
    color: var(--muted);
    font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.usp-strip { padding: 28px 0 12px; }
.usp-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.usp-grid article {
    padding: 20px 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
}
.usp-grid p {
    margin: 0 0 6px;
    color: var(--teal);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.usp-grid h2 {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.3;
    letter-spacing: -0.02em;
}

.section { padding: 56px 0; }
.section-tight { padding-top: 0; }
.section-head { margin-bottom: 28px; max-width: 40rem; }
.section-head h2 {
    margin: 0;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    letter-spacing: -0.035em;
    line-height: 1.15;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}
.feature {
    padding: 22px 20px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
}
.feature-icon {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    margin-bottom: 14px;
    border-radius: 12px;
    background: rgba(71, 198, 200, 0.12);
    color: var(--teal);
}
.feature-icon svg { width: 22px; height: 22px; }
.feature h3 {
    margin: 0 0 8px;
    font-size: 1.08rem;
    letter-spacing: -0.02em;
}
.feature p {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0;
    margin: 0;
    list-style: none;
}
.chips li {
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.03);
    font-size: 0.9rem;
    font-weight: 600;
}

.close {
    padding: 8px 0 72px;
}
.close-card {
    padding: clamp(28px, 4vw, 44px);
    border-radius: 24px;
    border: 1px solid rgba(71, 198, 200, 0.22);
    background:
        linear-gradient(180deg, rgba(71, 198, 200, 0.1), rgba(255, 255, 255, 0.03));
}
.close-card h2 {
    margin: 0 0 10px;
    font-size: clamp(1.5rem, 3vw, 2rem);
    letter-spacing: -0.03em;
}
.close-card p {
    margin: 0;
    color: var(--muted);
    max-width: 38rem;
}

.site-footer {
    border-top: 1px solid var(--line);
    padding: 28px 0 calc(28px + env(safe-area-inset-bottom));
    color: var(--muted);
    font-size: 0.82rem;
}
.site-footer strong { color: #d7e3ee; font-weight: 650; }
.legal-block { margin-top: 14px; line-height: 1.6; }

@media (max-width: 900px) {
    .usp-grid,
    .feature-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .wrap { width: min(1100px, calc(100% - 28px)); }
    .site-header .wrap { min-height: 70px; }
    .brand img { height: 38px; }
    .brand-name { display: none; }
    .hero { padding: 40px 0 20px; }
    .usp-grid,
    .feature-grid { grid-template-columns: 1fr; }
    .section { padding: 40px 0; }
    .close { padding-bottom: 48px; }
}