:root {
    --ihet-blue: #0077B6;
    --ihet-blue-dark: #005885;
    --ihet-blue-light: #00A8E8;

    --ihet-yellow: #F9C80E;
    --ihet-yellow-dark: #DDAA00;

    --ihet-dark: #0B1F2A;
    --ihet-light: #F5FAFD;
    --ihet-white: #FFFFFF;
}

body.ihet-auth-body {
    min-height: 100vh;
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;

    background:
        linear-gradient(
            rgba(0, 78, 121, 0.86),
            rgba(0, 119, 182, 0.82)
        ),
        url('/assets/images/ihet-bg.jpg') center center / cover no-repeat fixed;
}

.ihet-auth-wrapper {
    min-height: 100vh;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 40px 20px;
}

.ihet-auth-card {
    width: 100%;
    max-width: 460px;

    background: rgba(255, 255, 255, 0.97);

    border-radius: 18px;

    overflow: hidden;

    box-shadow:
        0 18px 60px rgba(0, 0, 0, 0.25);
}

.ihet-auth-header {
    background:
        linear-gradient(
            135deg,
            var(--ihet-blue-dark),
            var(--ihet-blue)
        );

    text-align: center;

    padding: 32px 30px 28px;

    border-bottom: 5px solid var(--ihet-yellow);
}

.ihet-auth-logo {
    width: 95px;
    height: 95px;

    object-fit: contain;

    background: white;

    padding: 8px;

    border-radius: 50%;

    margin-bottom: 15px;

    box-shadow:
        0 5px 18px rgba(0, 0, 0, 0.18);
}

.ihet-auth-header h1 {
    color: white;

    font-size: 24px;
    font-weight: 700;

    margin: 0;
}

.ihet-auth-header .system-name {
    color: var(--ihet-yellow);

    font-size: 15px;
    font-weight: 600;

    margin-top: 8px;
}

.ihet-auth-body-content {
    padding: 32px;
}

.ihet-auth-body-content label {
    font-weight: 600;
    color: var(--ihet-dark);
}

.ihet-auth-body-content .form-control {
    min-height: 48px;

    border-radius: 8px;

    border: 1px solid #dce4e9;
}

.ihet-auth-body-content .form-control:focus {
    border-color: var(--ihet-blue);

    box-shadow:
        0 0 0 0.2rem rgba(0, 119, 182, 0.15);
}

.ihet-btn-primary {
    min-height: 48px;

    border: none;

    border-radius: 8px;

    background:
        linear-gradient(
            135deg,
            var(--ihet-blue),
            var(--ihet-blue-dark)
        );

    color: white;

    font-weight: 600;

    transition: all .2s ease;
}

.ihet-btn-primary:hover {
    background:
        linear-gradient(
            135deg,
            var(--ihet-blue-dark),
            var(--ihet-blue)
        );

    color: white;

    transform: translateY(-1px);
}

.ihet-auth-footer {
    text-align: center;

    padding: 18px 25px;

    background: #f7f9fa;

    border-top: 1px solid #e8eef2;

    color: #65717a;

    font-size: 13px;
}

.ihet-link {
    color: var(--ihet-blue);

    text-decoration: none;

    font-weight: 600;
}

.ihet-link:hover {
    color: var(--ihet-blue-dark);

    text-decoration: underline;
}

.ihet-badge {
    display: inline-block;

    padding: 5px 12px;

    border-radius: 20px;

    background: var(--ihet-yellow);

    color: var(--ihet-dark);

    font-size: 12px;

    font-weight: 700;
}