.landing {
    height: 100vh;
    overflow-y: auto;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
    background: #0b0f14;
    color: #e6edf3;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

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

.section {
    min-height: 100vh;
    scroll-snap-align: start;
    display: flex;
    align-items: center;
    padding: clamp(40px, 6vw, 72px) 20px;
    scroll-margin-top: 90px;
}

.container {
    width: 100%;
    max-width: 980px;
    margin: 0 auto;
}

.container p { max-width: 72ch; }

h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin: 0 0 12px 0;
    letter-spacing: 0.2px;
}

h2 {
    font-size: clamp(1.4rem, 2.4vw, 2rem);
    margin: 0 0 16px 0;
}

p {
    line-height: 1.7;
    font-size: 1.05rem;
    color: #c9d1d9;
    margin: 0 0 14px 0;
}

a {
    color: #7ee787;
    text-decoration: none;
    font-weight: 600;
}

a:hover { text-decoration: underline; }

.s1 { background: radial-gradient(1200px 600px at 20% 20%, #1f2937 0%, #0b0f14 60%); }
.s2 { background: radial-gradient(1200px 600px at 80% 20%, #111827 0%, #0b0f14 60%); }
.s3 { background: radial-gradient(1200px 600px at 20% 80%, #0f172a 0%, #0b0f14 60%); }
.s4 { background: radial-gradient(1200px 600px at 80% 80%, #111827 0%, #0b0f14 60%); }
.s5 { background: radial-gradient(1200px 600px at 50% 50%, #1f2937 0%, #0b0f14 60%); }

.cta {
    display: inline-block;
    margin-top: 12px;
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid rgba(126, 231, 135, 0.35);
    background: rgba(126, 231, 135, 0.10);
    color: #7ee787;
    font-weight: 700;
}

.cta:hover {
    background: rgba(126, 231, 135, 0.16);
    text-decoration: none;
}

.split {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: clamp(18px, 4vw, 48px);
    align-items: center;
}

.split.reverse {
    grid-template-columns: 0.8fr 1.2fr;
}

.portrait-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
}

.portrait {
    width: min(320px, 90%);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.10);
    box-shadow: 0 18px 50px rgba(0,0,0,0.45);
    background: rgba(255,255,255,0.03);
}

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

    .portrait { width: min(380px, 92%); }

    .mobile-img-last .text-col { order: 1; }
    .mobile-img-last .img-col  { order: 2; }
}