/* ─── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: "Inter", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    color: #fff;
    background: #000;
    overflow-x: hidden;
}

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

/* ─── HEADER ────────────────────────────────────────────────── */
#header {
    position: relative;
    width: 100%;
    min-height: 100svh;
    background: url(header-bg.png) center center / cover no-repeat;
    display: flex;
    flex-direction: column;
}

#logo {
    width: 80px;
    height: 80px;
    background: url(logo.png) center center / contain no-repeat;
    margin: 24px 0 0 24px;
    flex-shrink: 0;
}

#headerContent {
    margin-top: auto;
    padding: 40px 40px 60px;
    max-width: 800px;
}

#tagline {
    font-family: "Inter", sans-serif;
    font-weight: 600;
    font-size: clamp(2rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: 16px;
}

#subline {
    font-family: "Instrument Sans", sans-serif;
    font-weight: 400;
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 1.6;
    color: rgba(255,255,255,0.8);
    max-width: 560px;
    margin-bottom: 28px;
}

#headerCta {
    display: inline-block;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: #000;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
    transition: background 0.2s, color 0.2s;
    cursor: pointer;
}

#headerCta:hover {
    background: #fff;
    color: #000;
}

/* ─── FEATURES ──────────────────────────────────────────────── */
#features {
    background: #000;
    padding: 80px 40px;
}

#featuresTagline {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    line-height: 1.5;
    color: rgba(255,255,255,0.75);
    max-width: 900px;
    margin-bottom: 60px;
    border-left: 2px solid rgba(255,255,255,0.2);
    padding-left: 20px;
}

.featuresGrid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.featureTitle {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
}

.featureImage {
    width: 100%;
    aspect-ratio: 4 / 3;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 4px;
    overflow: hidden;
}

#feature1 .featureImage { background-image: url(feature1.png); }
#feature2 .featureImage { background-image: url(feature2.png); }
#feature3 .featureImage { background-image: url(feature3.png); background-color: #0a0a0a; }

.featureDescription {
    font-size: 1rem;
    line-height: 1.6;
    color: rgba(255,255,255,0.75);
}

/* ─── OVERVIEW ──────────────────────────────────────────────── */
#overview {
    width: 100%;
    position: relative;
    background: url(overview.png) center center / cover no-repeat;
}

#overview::before {
    content: '';
    display: block;
    padding-top: 56.25%; /* 16:9 ratio — adjust if your image differs */
}

#overviewTitle {
    position: absolute;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    font-size: clamp(1rem, 2vw, 1.5rem);
    font-weight: 600;
    letter-spacing: 0.06em;
    color: #000;
    white-space: nowrap;
}

/* ─── WORK WITH US ──────────────────────────────────────────── */
#workwithus {
    background: url(workwithus-bg.jpg) center center / cover no-repeat;
    padding: 80px 40px;
}

#workTitle {
    text-align: center;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 600;
    margin-bottom: 60px;
}

.workGrid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.posibility {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 32px 24px;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
}

.posibilityTitle {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.3;
}

.posibilityDescription {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.7);
}

/* ─── ACI ───────────────────────────────────────────────────── */
#aci {
    background: #f0ece2;
    color: #000;
    padding: 80px 40px;
    max-width: 860px;
}

.aciTitle {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(0,0,0,0.45);
    margin-bottom: 20px;
}

.aciDescription {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    line-height: 1.65;
    font-weight: 400;
    color: #111;
}

/* ─── FOOTER ────────────────────────────────────────────────── */
#footer {
    background: #000;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 40px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    flex-wrap: wrap;
}

#contactDetails {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    line-height: 1.6;
}

#links {
    display: flex;
    gap: 24px;
}

.link a {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    letter-spacing: 0.05em;
    transition: color 0.2s;
}

.link a:hover {
    color: #fff;
}

/* ─── MOBILE ────────────────────────────────────────────────── */
@media (max-width: 768px) {
    #headerContent {
        padding: 32px 24px 48px;
    }

    #logo {
        margin: 16px 0 0 16px;
    }

    #features {
        padding: 60px 24px;
    }

    .featuresGrid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    #workwithus {
        padding: 60px 24px;
    }

    .workGrid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    #aci {
        padding: 60px 24px;
    }

    #footer {
        padding: 32px 24px;
        flex-direction: column;
        align-items: flex-start;
    }

    #overviewTitle {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    #headerCta {
        width: 100%;
        text-align: center;
    }
}