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

body {
    min-height: 100vh;
    overflow: hidden;
    font-family: Segoe UI, sans-serif;
    background: #050a14;
}

.welcome-video-bg {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -3;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: linear-gradient(
        rgba(5, 10, 20, .72),
        rgba(5, 10, 20, .88)
    );
    z-index: -2;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(13, 110, 253, .18), transparent 35%),
        radial-gradient(circle at 80% 80%, rgba(0, 180, 255, .14), transparent 35%);
    z-index: -1;
}

.welcome-container {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
}

.welcome-card {
    width: 100%;
    max-width: 720px;
    text-align: center;
    padding: 42px 58px 44px;
    border-radius: 28px;
    background: rgba(15, 25, 45, .68);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, .09);
    box-shadow: 0 30px 80px rgba(0, 0, 0, .50);
    opacity: 0;
    transform: translateY(30px) scale(.98);
    animation: cardIntro .9s ease forwards;
}

.company-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 56px;
    margin-bottom: 26px;
}

.company-logos img {
    height: 92px;
    width: auto;
    transition: .3s;
}

.workspace-logo {
    display: block;
    width: 100%;
    max-width: 330px;
    height: auto;
    margin: 0 auto 24px;
    filter: drop-shadow(0 0 25px rgba(13, 110, 253, .35));
}

.btn-enter {
    display: inline-block;
    padding: 16px 44px;
    border-radius: 14px;
    text-decoration: none;
    color: #fff;
    font-weight: 700;
    letter-spacing: .5px;
    background: linear-gradient(135deg, #0d6efd, #2b8cff);
    transition: .3s;
    box-shadow: 0 10px 30px rgba(13, 110, 253, .35);
}

.btn-enter:hover {
    transform: translateY(-4px) scale(1.03);
    box-shadow: 0 20px 40px rgba(13, 110, 253, .45);
}

.welcome-actions {
    display: flex;
    justify-content: center;
    gap: 22px;
    flex-wrap: wrap;
}

.btn-enter-secondary {
    display: inline-block;
    padding: 16px 44px;
    border-radius: 14px;
    text-decoration: none;
    color: #fff;
    font-weight: 700;
    letter-spacing: .5px;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .25);
    transition: .3s;
}

.btn-enter-secondary:hover {
    transform: translateY(-4px) scale(1.03);
    background: rgba(255, 255, 255, .14);
}

.welcome-card-visible {
    opacity: 1;
}

@keyframes cardIntro {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (max-width: 700px) {
    body {
        overflow-y: auto;
    }

    .welcome-container {
        min-height: 100vh;
        padding: 24px 18px;
    }

    .welcome-card {
        max-width: 100%;
        padding: 36px 24px 38px;
        border-radius: 24px;
    }

    .company-logos {
        gap: 20px;
        margin-bottom: 28px;
        flex-wrap: nowrap;
    }

    .company-logos img {
        max-width: 120px;
        max-height: 55px;
        width: auto;
        height: auto;
    }

    .workspace-logo {
        max-width: 250px;
        margin-bottom: 28px;
    }

    .btn-enter,
    .btn-enter-secondary {
        width: 100%;
        max-width: 230px;
        padding: 16px 28px;
        line-height: 1.1;
    }

    .welcome-actions {
        flex-direction: column;
        align-items: center;
    }
}