/* =========================
   TERABYTE DATA COMPANY
   PROFESSIONAL WEBSITE
========================= */

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

body {
    font-family: Arial, sans-serif;
    background: #050d1b;
    color: #ffffff;
    line-height: 1.6;
}

/* HEADER */

.site-header {
    min-height: 95px;
    padding: 15px 7%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(8, 23, 43, 0.97);
    border-bottom: 1px solid #173752;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}


.brand-icon {
    width: 85px;
    height: 85px;
    object-fit: contain;
    border-radius: 14px;
    display: block;
    flex-shrink: 0;
}


.brand-icon span {
    font-size: 23px;
    font-weight: 900;
    color: #00d9ff;
    letter-spacing: -2px;
}

.brand-name h2 {
    font-size: 20px;
    letter-spacing: 2px;
}

.brand-name p {
    color: #00d9ff;
    font-size: 9px;
    letter-spacing: 2px;
    font-weight: bold;
}

nav {
    display: flex;
    align-items: center;
    gap: 25px;
}

nav a {
    text-decoration: none;
    color: #d4e3f2;
    font-size: 14px;
    transition: 0.3s;
}

nav a:hover {
    color: #00d9ff;
}

/* HERO SECTION */

.hero {
    min-height: 690px;
    padding: 80px 8%;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 50px;

    background:
        radial-gradient(ellipse at 80% 40%,
        #103c60 0%, transparent 45%),
        linear-gradient(120deg, #050d1b, #091c33);
}

.hero-tag {
    display: inline-block;
    padding: 9px 15px;
    border: 1px solid #087b9b;
    border-radius: 30px;
    color: #00d9ff;
    font-size: 11px;
    font-weight: bold;
    letter-spacing: 2px;
    margin-bottom: 30px;
}

.status-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    background: #00d9ff;
    border-radius: 50%;
    margin-right: 8px;
}

.hero h1 {
    font-size: clamp(42px, 5vw, 70px);
    line-height: 1.13;
    max-width: 700px;
    margin-bottom: 25px;
    letter-spacing: -2px;
}

.hero h1 span {
    display: block;
    color: #00d9ff;
}

.description {
    max-width: 570px;
    color: #b3c5d8;
    font-size: 17px;
    margin-bottom: 35px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.btn,
.btn-outline {
    padding: 14px 23px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
}

.btn {
    color: #04111e;
    background: #00d9ff;
}

.btn:hover {
    background: white;
    transform: translateY(-3px);
}

.btn-outline {
    color: white;
    border: 1px solid #52728c;
}

.btn-outline:hover {
    border-color: #00d9ff;
    color: #00d9ff;
}

/* HERO BOTTOM */

.hero-bottom {
    display: flex;
    gap: 35px;
    flex-wrap: wrap;
    margin-top: 65px;
    padding-top: 25px;
    border-top: 1px solid #23405a;
}

.hero-bottom div {
    display: flex;
    flex-direction: column;
}

.hero-bottom strong {
    color: #00d9ff;
    font-size: 14px;
    letter-spacing: 1px;
}

.hero-bottom span {
    color: #91a9c0;
    font-size: 11px;
}


/* COMPANY LOGO DISPLAY */

.hero-visual {
    min-height: 450px;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo {
    width: 100%;
    max-width: 440px;
    height: auto;
    object-fit: contain;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 0 30px #007dff55);
    transition: transform 0.4s ease;
}

.hero-logo:hover {
    transform: scale(1.04);
}

.logo-glow {
    position: absolute;
    width: 75%;
    aspect-ratio: 1;
    background: #007dff;
    filter: blur(110px);
    opacity: 0.18;
    border-radius: 50%;
    z-index: 1;
}


/* FOOTER */

footer {
    text-align: center;
    padding: 28px;
    background: #08172b;
    border-top: 1px solid #173752;
    color: #9bb0c5;
    font-size: 13px;
}

/* MOBILE RESPONSIVENESS */

@media (max-width: 900px) {
    .site-header {
        flex-direction: column;
        gap: 20px;
    }

    nav {
        justify-content: center;
        flex-wrap: wrap;
        gap: 17px;
    }

    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 70px 7%;
    }

    .description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons,
    .hero-bottom {
        justify-content: center;
    }

    .hero-visual {
        margin-top: 30px;
    }
}

@media (max-width: 480px) {
    .brand-name h2 {
        font-size: 17px;
    }

    nav {
        gap: 13px;
    }

    nav a {
        font-size: 12px;
    }

    .hero h1 {
        font-size: 40px;
    }

    .hero-bottom {
        gap: 20px;
    }

    .visual-card {
        width: 270px;
    }

    .orbit-one {
        width: 310px;
        height: 310px;
    }

    .orbit-two {
        width: 340px;
        height: 340px;
    }
}