/* ================= RESET BUTTON DEFAULT ================= */

button {
    background: none;
    border: none;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
}

/* ================= BUTTON GROUP ================= */

.button-group {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

/* ================= BASE BUTTON STYLE ================= */


.main-btn,
.primary-btn,
.secondary-btn,
.small-btn,
.add-cart {
    
    display: inline-flex;
    align-items: center;
    justify-content: center;

    position: relative;
    padding: 14px 40px;

    border: 2px solid var(--primary);
    background-color: transparent;
    color: var(--primary);

    font-size: 14px;
    letter-spacing: 3px;
    text-decoration: none;
    cursor: pointer;

    overflow: hidden;
    transition: all 0.3s ease;
}

/* ================= PRIMARY BUTTON (Explore Now Special) ================= */

.primary-btn {
    padding: 16px 50px;
    font-weight: 600;
    letter-spacing: 4px;
}

/* Sliding neon sweep */
.primary-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;

    background: linear-gradient(120deg,
            transparent,
            rgba(0, 255, 0, 0.35),
            transparent);

    transition: 0.6s ease;
}

/* ================= BUTTON HOVER ================= */

.main-btn:hover,
.secondary-btn:hover,
.small-btn:hover,
.add-cart:hover {
    background: var(--primary);
    color: black;
    box-shadow:
        0 0 10px var(--primary),
        0 0 20px var(--primary),
        0 0 40px var(--primary);
    transform: translateY(-3px);
}

/* Stronger hover for primary */
.primary-btn:hover {
    background: var(--primary);
    color: black;
    box-shadow:
        0 0 15px var(--primary),
        0 0 30px var(--primary),
        0 0 60px var(--primary);
    transform: translateY(-4px);
}

/* Sweep animation */
.primary-btn:hover::before {
    left: 100%;
}

/* ================= BACK BUTTON ================= */

.back-btn {
    position: fixed;
    top: 25px;
    left: 25px;
    z-index: 5;

    font-size: 14px;
    letter-spacing: 3px;
    text-decoration: none;
    opacity: 0.6;

    transition: 0.3s ease;
}

.back-btn:hover {
    opacity: 1;
    transform: translateX(-5px);
    text-shadow:
        0 0 10px var(--primary),
        0 0 20px var(--primary);
}

/* ================= HOME BUTTON ================= */

.home-btn {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 6;

    font-size: 14px;
    letter-spacing: 3px;
    text-decoration: none;
    opacity: 0.7;

    transition: 0.3s ease;
}

.home-btn:hover {
    opacity: 1;
    text-shadow:
        0 0 10px var(--primary),
        0 0 20px var(--primary),
        0 0 40px var(--primary);
}

/* ================= STATUS TEXT ================= */

.system-status {
    margin-top: 25px;
    font-size: 14px;
    opacity: 0.7;
    min-height: 20px;
    letter-spacing: 2px;
}

/* ================= GLOW ================= */

.glow {
    text-shadow:
        0 0 10px var(--primary),
        0 0 20px var(--primary),
        0 0 40px var(--primary);
}

/* ================= NAV LINKS ================= */

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    color: var(--primary);
    letter-spacing: 2px;
    text-decoration: none;
    transition: 0.3s ease;
}

.nav-links a:hover {
    text-shadow: 0 0 10px var(--primary);
}

/* ================= RESPONSIVE ================= */

@media (max-width: 768px) {

    .button-group {
        flex-direction: column;
        gap: 20px;
    }

    .main-btn,
    .primary-btn,
    .secondary-btn,
    .small-btn,
    .add-cart {
        width: 100%;
        max-width: 240px;
    }

    .nav-links {
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }

}

/* ================= CYBER FOOTER ================= */

.cyber-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;

    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);

    text-align: center;
    padding: 12px 20px;
    font-size: 13px;
    letter-spacing: 2px;

    border-top: 1px solid rgba(0,255,0,0.3);
    z-index: 10;
}

.footer-inner {
    max-width: 1200px;
    margin: auto;
}

.footer-inner p {
    margin: 0;
    color: var(--primary);
    opacity: 0.8;
}

/* Subtle animated neon line */
.footer-line {
    display: block;
    height: 1px;
    width: 60%;
    margin: 0 auto 8px;
    background: linear-gradient(
        to right,
        transparent,
        var(--primary),
        transparent
    );
    box-shadow:
        0 0 6px var(--primary),
        0 0 12px var(--primary);
    animation: footerPulse 3s infinite alternate;
}

@keyframes footerPulse {
    from { opacity: 0.4; }
    to   { opacity: 1; }
}

/* Prevent content overlap */
body {
    padding-bottom: 60px;
}

/* Mobile adjustments */
@media (max-width: 600px) {
    .cyber-footer {
        font-size: 11px;
        padding: 10px;
    }

    .footer-line {
        width: 80%;
    }
}