/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    background: #0a0c0f;
    color: #e6e7e9;
    line-height: 1.55;
}


/* ─────────────────────────────────────────────
   NAV — SpaceX Style
────────────────────────────────────────────── */
.nav {
    width: 100%;
    padding: 18px 34px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(5, 6, 8, 0.75);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    position: fixed;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 6px;
    text-transform: uppercase;
}

.nav-right a {
    margin-left: 28px;
    color: #dfe1e3;
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 1.3px;
    transition: opacity .25s ease;
}

.nav-right a:hover {
    opacity: 0.5;
}

.btn {
    padding: 9px 20px;
    border: 1px solid #dfe1e3;
    border-radius: 2px;
    transition: background .25s ease, color .25s ease;
}

.btn:hover {
    background: #fff;
    color: #000;
}


/* ─────────────────────────────────────────────
   HERO — Cinematic SpaceX
────────────────────────────────────────────── */
.hero {
    height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: url('https://images.unsplash.com/photo-1446776811953-b23d57bd21aa?auto=format&fit=crop&w=1650&q=80') center/cover no-repeat;
    position: relative;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.85));
}

.hero h1,
.hero p,
.hero-btn {
    position: relative;
    z-index: 2;
    animation: fadeUp .8s ease forwards;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero h1 {
    font-size: 56px;
    font-weight: 900;
    letter-spacing: 12px;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.sub {
    font-size: 20px;
    opacity: 0.85;
    margin-bottom: 40px;
}

.hero-btn {
    padding: 16px 36px;
    background: #fff;
    color: #000;
    text-decoration: none;
    border-radius: 2px;
    font-weight: 700;
    letter-spacing: 1.4px;
    transition: opacity .25s ease;
}

.hero-btn:hover {
    opacity: .8;
}


/* ─────────────────────────────────────────────
   SECTIONS
────────────────────────────────────────────── */
.section {
    padding: 130px 20px;
    text-align: center;
}

.section-title {
    font-size: 34px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.section-sub {
    opacity: 0.75;
    margin-bottom: 45px;
    font-size: 17px;
}


/* ─────────────────────────────────────────────
   CARDS — Mission Dashboard
────────────────────────────────────────────── */
.cards {
    display: flex;
    justify-content: center;
    gap: 28px;
    flex-wrap: wrap;
}

.card {
    background: #0f1216;
    width: 290px;
    padding: 32px;
    border-radius: 6px;
    border: 1px solid #171b21;
    transition: transform .25s ease, box-shadow .25s ease;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 22px rgba(0,0,0,0.5);
}

.card h3 {
    font-size: 17px;
    margin-bottom: 14px;
    letter-spacing: 1.2px;
}


/* ─────────────────────────────────────────────
   TEAM — Command Brief Card
────────────────────────────────────────────── */
.team-box {
    max-width: 650px;
    margin: auto;
    background: #0f1216;
    padding: 45px;
    border-radius: 6px;
    border: 1px solid #171b21;
    box-shadow: 0 4px 14px rgba(0,0,0,0.35);
}

.lead-name {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 14px;
}


/* ─────────────────────────────────────────────
   CONTACT — Mission Comms
────────────────────────────────────────────── */
.contact-box {
    max-width: 450px;
    margin: auto;
    background: rgba(255,255,255,0.06);
    padding: 45px;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.15);
    color: #fff;
    font-size: 18px;
    backdrop-filter: blur(8px);
}

.contact-box a {
    color: #51aaff;
    text-decoration: none;
}

.contact-box a:hover {
    opacity: 0.7;
}


/* ─────────────────────────────────────────────
   FOOTER
────────────────────────────────────────────── */
.footer {
    padding: 35px 0;
    text-align: center;
    opacity: 0.45;
    font-size: 14px;
    letter-spacing: 2px;
}



/* ─────────────────────────────────────────────
   RESPONSIVE — MOBILE FIRST
────────────────────────────────────────────── */

/* MOBILE */
@media (max-width: 768px) {
    .nav {
        padding: 14px 22px;
    }

    .logo {
        font-size: 18px;
        letter-spacing: 4px;
    }

    .nav-right a {
        margin-left: 18px;
        font-size: 14px;
    }

    .hero h1 {
        font-size: 38px;
        letter-spacing: 8px;
    }

    .sub {
        font-size: 16px;
        max-width: 300px;
    }

    .hero-btn {
        padding: 13px 28px;
        font-size: 14px;
    }

    .section {
        padding: 100px 18px;
    }

    .section-title {
        font-size: 28px;
    }

    .cards {
        gap: 20px;
    }

    .card {
        width: 100%;
        max-width: 330px;
    }

    .team-box, .contact-box {
        padding: 32px;
        width: 90%;
    }
}

/* EXTRA SMALL */
@media (max-width: 450px) {
    .nav-right {
        display: none; /* modo minimal tipo SpaceX mobile */
    }

    .hero h1 {
        font-size: 32px;
        letter-spacing: 6px;
    }
}