:root {
    --bg: #020406;
    --cyan: #00f2ff;
    --text: #ffffff;
    --silver: #e2e8f0;
    --dim: #94a3b8;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

/* ── Radar background ────────────────────────────── */
.radar-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
}

.radar-sweep {
    position: absolute;
    top: 50%; left: 50%;
    width: 250vmax; height: 250vmax;
    background: conic-gradient(
        from 0deg,
        transparent 0%,
        rgba(0, 242, 255, 0.05) 48%,
        rgba(0, 242, 255, 0.4) 50%,
        transparent 50.5%
    );
    transform: translate(-50%, -50%);
    animation: sweepRotate 5s linear infinite;
}

.radar-grid {
    position: absolute;
    width: 100%; height: 100%;
    background-image:
        radial-gradient(circle at 50% 50%, transparent 0%, var(--bg) 70%),
        repeating-radial-gradient(circle at 50% 50%, transparent 0, transparent 100px, rgba(0, 242, 255, 0.1) 101px, transparent 102px);
}

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

/* ── Nav ─────────────────────────────────────────── */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 60px;
    background: rgba(2, 4, 6, 0.95);
    border-bottom: 1px solid rgba(0, 242, 255, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-weight: 900;
    letter-spacing: 4px;
    font-size: 1.1rem;
}

.logo span { color: var(--cyan); }

.nav-link {
    color: var(--cyan);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 2px solid var(--cyan);
    padding: 12px 24px;
    transition: background 0.3s, color 0.3s, box-shadow 0.3s;
}

.nav-link:hover {
    background: var(--cyan);
    color: #000;
    box-shadow: 0 0 25px var(--cyan);
}

/* ── Hero ────────────────────────────────────────── */
.hero {
    position: relative;
    z-index: 10;
    max-width: 1400px;
    margin: 0 auto;
    padding: 120px 40px;
    text-align: center;
}

.brand-h1 {
    font-size: clamp(2.5rem, 9vw, 7rem);
    font-weight: 900;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: -0.05em;
    line-height: 1;
    white-space: nowrap;
    text-shadow: 0 0 20px rgba(0, 242, 255, 0.2);
}

.tagline {
    margin: 50px auto;
    font-size: 1.2rem;
    color: var(--silver);
    max-width: 750px;
    line-height: 1.8;
    font-weight: 500;
    letter-spacing: 1px;
}

/* ── Cards ───────────────────────────────────────── */
.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 100px;
}

.card {
    background: rgba(10, 15, 20, 0.9);
    padding: 60px 40px;
    border: 1px solid rgba(0, 242, 255, 0.2);
    border-top: 4px solid var(--cyan);
    border-radius: 0;
    box-shadow: none;
    text-align: left;
    transition: border-color 0.3s, transform 0.3s, background 0.3s;
}

.card:hover {
    border-color: var(--cyan);
    transform: translateY(-10px);
    background: #000;
}

.card h3 {
    font-size: 0.85rem;
    color: var(--cyan);
    margin: 0 0 25px;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 900;
}

.card p {
    font-size: 1rem;
    color: var(--silver);
    line-height: 1.8;
    margin: 0;
}

/* ── Acquisition page ────────────────────────────── */
.acq-page {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 80px 20px;
}

.terminal {
    width: 480px;
    max-width: 100%;
    padding: 60px;
    background: #080c14;
    border: 2px solid #1e293b;
    box-shadow: 0 0 80px rgba(0, 242, 255, 0.1);
    position: relative;
}

.back {
    color: var(--cyan);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: absolute;
    top: 30px; left: 60px;
    transition: opacity 0.2s;
}

.back:hover { opacity: 0.7; }

.acq-h2 {
    font-size: 2.2rem;
    letter-spacing: -1px;
    margin: 40px 0 30px;
    border-left: 6px solid var(--cyan);
    padding-left: 20px;
    text-transform: uppercase;
    color: var(--text);
}

.data {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
    border-bottom: 1px solid #1e293b;
    font-size: 0.9rem;
    color: var(--dim);
}

.data b {
    color: var(--text);
    text-transform: uppercase;
}

.btn-acq {
    display: block;
    background: var(--text);
    color: #000;
    padding: 25px;
    text-align: center;
    text-decoration: none;
    margin-top: 50px;
    font-weight: 900;
    letter-spacing: 4px;
    text-transform: uppercase;
    transition: background 0.3s, transform 0.3s;
}

.btn-acq:hover { background: var(--cyan); transform: translateY(-5px); }

.acq-footer {
    margin-top: 40px;
    font-size: 0.65rem;
    color: #334155;
    text-align: center;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 900px) {
    .grid { grid-template-columns: 1fr; }

    nav { padding: 20px 30px; }
    .hero { padding: 80px 20px; }
    .nav-link { font-size: 0.6rem; padding: 8px 12px; letter-spacing: 1px; }
    .terminal { padding: 50px 24px; }
    .back { left: 24px; top: 20px; }
    .acq-h2 { font-size: 1.4rem; }
    .btn-acq { letter-spacing: 2px; font-size: 0.8rem; padding: 18px; }
    .data { font-size: 0.8rem; }
}