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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #fff;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

/* Video Background */
#bg-video {
    position: fixed;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: -2;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.55);
    z-index: -1;
}

/* Mute Button */
.mute-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 100;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    backdrop-filter: blur(4px);
    transition: background 0.3s, transform 0.2s;
}

.mute-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05);
}

.hidden {
    display: none;
}

/* Main Content */
.content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    text-align: center;
    padding: 20px;
}

.logo {
    width: 160px;
    margin-bottom: 30px;
    animation: fadeInDown 1s ease forwards;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 16px;
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
}

.tagline {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.6s forwards;
}

/* Email Button */
.email-section {
    opacity: 0;
    animation: fadeInUp 1s ease 0.9s forwards;
}

.email-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50px;
    color: #fff;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    backdrop-filter: blur(4px);
    transition: background 0.3s, transform 0.2s, border-color 0.3s;
}

.email-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.7);
    transform: scale(1.03);
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    text-align: center;
    padding: 18px 20px;
    z-index: 10;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.5));
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.5px;
}

.footer-link {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
}

.footer-link:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 600px) {
    .logo {
        width: 110px;
    }

    h1 {
        font-size: 2.2rem;
    }

    .tagline {
        font-size: 1rem;
    }

    .email-btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
}