* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background: radial-gradient(circle at top, #1e1f26, #0d0e12 70%);
    color: #eaeaea;
    min-height: 100vh;
}

.auth-shell {
    display: flex;
    width: 100%;
    min-height: 100vh;
    padding: 24px;
}

.auth-shell-centered {
    align-items: center;
    justify-content: center;
}

.glass {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.auth-card {
    width: 100%;
    max-width: 400px;
    padding: 32px 28px;
}

.amber-text {
    color: #f5b942;
}

.dim {
    color: #a8a8b3;
}

.text-center {
    text-align: center;
}

.mb-1 { margin-bottom: 4px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }
.mt-3 { margin-top: 16px; }

label {
    display: block;
    font-size: 13px;
    margin-bottom: 6px;
    color: #c8c8d0;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(0, 0, 0, 0.25);
    color: #eaeaea;
    font-size: 14px;
}

.form-control:focus {
    outline: none;
    border-color: #f5b942;
}

.btn {
    display: inline-block;
    padding: 10px 16px;
    border-radius: 8px;
    border: none;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}

.w-100 {
    width: 100%;
}

.btn-blue {
    background: #3b6ef5;
    color: #fff;
}

.btn-blue:hover {
    background: #2f58cf;
}

.btn-outline-secondary {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #eaeaea;
}

.btn-outline-secondary:hover {
    border-color: rgba(255, 255, 255, 0.5);
}

.alert {
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13.5px;
}

.alert-success {
    background: rgba(52, 199, 89, 0.15);
    border: 1px solid rgba(52, 199, 89, 0.4);
    color: #7be495;
}

.alert-danger {
    background: rgba(255, 69, 58, 0.15);
    border: 1px solid rgba(255, 69, 58, 0.4);
    color: #ff8a80;
}