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

body {
    min-height: 100vh;
    font-family: Segoe UI, sans-serif;
    background: #050a14;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
}

.auth-card {
    width: 100%;
    max-width: 400px;
    padding: 40px 36px;
    border-radius: 20px;
    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);
}

.auth-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 28px;
    margin-bottom: 28px;
}

.auth-logos img {
    height: 56px;
    width: auto;
}

.auth-card h1 {
    color: #fff;
    font-size: 1.3rem;
    text-align: center;
    margin-bottom: 24px;
}

.auth-field {
    margin-bottom: 18px;
}

.auth-field label {
    display: block;
    color: rgba(255, 255, 255, .75);
    font-size: .85rem;
    margin-bottom: 6px;
}

.auth-field input {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, .15);
    background: rgba(255, 255, 255, .06);
    color: #fff;
    font-size: .95rem;
}

.auth-field input:focus {
    outline: none;
    border-color: #0d6efd;
}

.auth-error {
    background: rgba(220, 53, 69, .15);
    border: 1px solid rgba(220, 53, 69, .4);
    color: #ff8f9a;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: .85rem;
    margin-bottom: 18px;
}

.auth-success {
    background: rgba(25, 135, 84, .15);
    border: 1px solid rgba(25, 135, 84, .4);
    color: #7ee2ab;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: .85rem;
    margin-bottom: 18px;
}

.btn-auth {
    width: 100%;
    padding: 13px;
    border: none;
    border-radius: 10px;
    color: #fff;
    font-weight: 700;
    letter-spacing: .3px;
    background: linear-gradient(135deg, #0d6efd, #2b8cff);
    cursor: pointer;
    transition: .25s;
}

.btn-auth:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(13, 110, 253, .35);
}

.auth-link {
    display: block;
    text-align: center;
    margin-top: 18px;
    color: rgba(255, 255, 255, .6);
    font-size: .85rem;
    text-decoration: none;
}

.auth-link:hover {
    color: #fff;
}
.auth-instructions {
    color: #dbe4ff;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 12px 14px;
    margin: 0 0 20px;
    line-height: 1.5;
    font-size: 0.95rem;
}
.auth-field label {
    color: #eef2ff;
}