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

/* =========================
   PAGE LAYOUT
========================= */
body {
    background-color: #000000;
    color: #ffffff;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;

    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;

    padding: 20px;
}

/* =========================
   MAIN CONTAINER
========================= */
.container {
    max-width: 850px;
    width: 100%;
    text-align: center;
}

/* =========================
   HEADING (with inline logo)
========================= */
.brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;

    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -1px;

    margin-bottom: 1rem;
}

.brand img {
    height: 48px;
    width: auto;
    display: block;
}

/* =========================
   TEXT
========================= */
p {
    font-size: clamp(1rem, 4vw, 1.25rem);
    color: #a0a0a0;
    margin-bottom: 1.25rem;
}

/* =========================
   CTA BUTTON
========================= */
.cta-button {
    display: inline-block;
    margin-top: 20px;

    padding: 22px 48px;
    border: 2px solid #ffffff;
    border-radius: 12px;

    color: #ffffff;
    text-decoration: none;

    font-weight: 700;
    font-size: 1.35rem;
    letter-spacing: 0.5px;

    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: #ffffff;
    color: #000000;
}

/* =========================
   FOOTER
========================= */
.footer {
    margin-top: 50px;
}

.footer p {
    font-size: 0.85rem;
    margin-bottom: 0;
}

/* =========================
   TOP-LEFT LOGO (NAV BRAND)
========================= */
.logo {
    position: fixed;
    top: 24px;
    left: 24px;

    display: flex;
    align-items: center;
    gap: 12px;

    text-decoration: none;
    color: #ffffff;

    z-index: 100;
}

.logo img {
    height: 40px;
    width: auto;
    display: block;
}

.logo span {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1;
}

/* =========================
   MOBILE
========================= */
@media (max-width: 600px) {

    body {
        padding: 16px;
    }

    .container {
        text-align: left;
        padding-top: 40px;
    }

    /* top-left logo */
    .logo {
        top: 16px;
        left: 16px;
        gap: 8px;
    }

    .logo img {
        height: 32px;
    }

    .logo span {
        font-size: 1.4rem;
    }

    /* hero logo heading */
    .brand {
        justify-content: flex-start;
        font-size: 1.8rem;
    }

    .brand img {
        height: 36px;
    }

    /* button */
    .cta-button {
        padding: 18px 36px;
        font-size: 1.15rem;
    }
}