body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    color: white;
}

.overlay {
    position: fixed;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    top: 0;
    left: 0;
}

.portal-container {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 30px;
}

.branding {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
}

.logo {
    height: 60px;
}

.client-logo {
    opacity: 0.8;
}

h1 {
    margin-bottom: 5px;
}

.subtitle {
    margin-bottom: 30px;
    opacity: 0.8;
}

.card {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 15px;
    max-width: 400px;
    margin: auto;
}

.tabs button {
    padding: 8px 12px;
    border: none;
    background: transparent;
    color: white;
    cursor: pointer;
}

.tabs .active {
    border-bottom: 2px solid #00f5ff;
}

.tab-content {
    display: none;
    margin-top: 15px;
}

.active-tab {
    display: block;
}

input {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
    border-radius: 6px;
    border: none;
}

.primary-btn {
    width: 100%;
    padding: 10px;
    background: #00f5ff;
    border: none;
    border-radius: 6px;
    font-weight: bold;
    cursor: pointer;
}

.primary-btn:hover {
    background: #00c3cc;
}

.terms {
    margin-top: 10px;
    font-size: 13px;
}

footer {
    margin-top: 20px;
    opacity: 0.7;
    font-size: 12px;
}