body.admin-auth-page {
    margin: 0;
    min-height: 100vh;
    font-family: Arial, sans-serif;
    color: var(--admin-text);
    background:
        radial-gradient(circle at top left, rgba(86, 126, 196, 0.22), transparent 34%),
        radial-gradient(circle at bottom right, rgba(32, 76, 146, 0.16), transparent 32%),
        linear-gradient(180deg, #eef3f9 0%, #e6edf5 100%);
}

.admin-auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px;
}

.admin-auth-layout {
    width: min(1120px, 100%);
    min-height: 680px;
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(360px, 420px);
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(208, 219, 234, 0.9);
    border-radius: 28px;
    box-shadow: 0 26px 60px rgba(22, 38, 67, 0.16);
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.admin-auth-hero {
    position: relative;
    padding: 48px;
    background: linear-gradient(145deg, #223b63 0%, #274775 42%, #365c8f 100%);
    color: #fff;
}

.admin-auth-hero::after {
    content: '';
    position: absolute;
    inset: auto -80px -80px auto;
    width: 260px;
    aspect-ratio: 1;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
}

.admin-auth-hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 28px;
    max-width: 520px;
}

.admin-auth-badge {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.18);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.admin-auth-hero h1 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.35rem);
    line-height: 1.04;
    letter-spacing: -0.04em;
}

.admin-auth-hero-lead {
    margin: 0;
    max-width: 36rem;
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
}

.admin-auth-points {
    display: grid;
    gap: 14px;
}

.admin-auth-point {
    display: grid;
    gap: 4px;
    padding: 16px 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-auth-point strong {
    font-size: 0.98rem;
}

.admin-auth-point span {
    font-size: 0.9rem;
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.88);
}

.admin-auth-card-wrap {
    display: grid;
    place-items: center;
    padding: 40px 32px;
}

.admin-auth-card {
    width: min(100%, 360px);
    display: grid;
    gap: 18px;
}

.admin-auth-card-head {
    display: grid;
    gap: 8px;
}

.admin-auth-eyebrow {
    margin: 0;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--admin-muted);
}

.admin-auth-card h2 {
    margin: 0;
    font-size: 1.8rem;
    line-height: 1.08;
    letter-spacing: -0.03em;
}

.admin-auth-card-head p:last-child {
    margin: 0;
    color: var(--admin-muted);
    line-height: 1.6;
}

.admin-auth-form {
    display: grid;
    gap: 14px;
}

.admin-auth-field {
    display: grid;
    gap: 8px;
}

.admin-auth-field label {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--admin-text);
}

.admin-auth-field input {
    width: 100%;
    min-height: 52px;
    padding: 0 16px;
    border-radius: 14px;
    border: 1px solid #cfd9e6;
    background: #fff;
    color: var(--admin-text);
    font-size: 0.98rem;
    transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

.admin-auth-field input:focus {
    outline: 0;
    border-color: #567ec4;
    box-shadow: 0 0 0 4px rgba(86, 126, 196, 0.14);
}

.admin-auth-submit,
.btn-block {
    width: 100%;
}

.admin-auth-submit {
    min-height: 50px;
    font-size: 0.92rem;
}

.admin-auth-actions {
    display: flex;
    justify-content: center;
}

@media (max-width: 960px) {
    .admin-auth-layout {
        grid-template-columns: 1fr;
    }

    .admin-auth-hero {
        padding: 34px 28px;
    }
}

@media (max-width: 640px) {
    .admin-auth-shell {
        padding: 14px;
    }

    .admin-auth-layout {
        border-radius: 22px;
    }

    .admin-auth-hero,
    .admin-auth-card-wrap {
        padding: 24px 20px;
    }

    .admin-auth-card {
        width: 100%;
    }
}