:root {
    --white: #fff;
    --ivory: #f7f5f0;
    --beige: #efeae1;
    --ink: #111827;
    --muted: #6b7280;
    --gold: #b9975b;
    --bronze: #8c6a35;
    --border: #e5e0d6;
    --danger: #a84f4f;
}

* {
    box-sizing: border-box;
}

html {
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
    margin: 0;
    background: var(--ivory);
    color: var(--ink);
}

a {
    color: inherit;
    text-decoration: none;
}

.admin-auth {
    min-height: 100vh;
    background:
        linear-gradient(90deg, transparent 49.94%, rgba(185, 151, 91, 0.13) 50%, transparent 50.06%),
        var(--ivory);
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 32px;
}

.login-card {
    width: min(100%, 460px);
    border: 1px solid var(--border);
    padding: clamp(30px, 6vw, 54px);
    background: var(--white);
    box-shadow: 0 30px 90px rgba(17, 24, 39, 0.1);
}

.brand {
    display: inline-block;
    font-weight: 850;
    letter-spacing: 0.13em;
}

.brand span {
    color: var(--gold);
}

.login-card__heading {
    margin: 55px 0 30px;
}

.login-card h1 {
    margin: 10px 0;
    font-size: 2.25rem;
    font-weight: 350;
    letter-spacing: -0.035em;
}

.login-card__heading p {
    color: var(--muted);
    line-height: 1.65;
}

.eyebrow {
    color: var(--bronze);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.field {
    margin-bottom: 20px;
}

.field label {
    display: block;
    margin-bottom: 8px;
    color: #4b5563;
    font-size: 0.78rem;
    font-weight: 650;
}

.field input {
    width: 100%;
    min-height: 51px;
    border: 1px solid var(--border);
    border-radius: 0;
    padding: 0 14px;
    outline: none;
    background: var(--white);
    color: var(--ink);
}

.field input:focus {
    border-color: var(--gold);
}

.button {
    min-height: 49px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    padding: 0 22px;
    cursor: pointer;
    font: inherit;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.button--primary {
    border-color: var(--gold);
    background: var(--gold);
    color: var(--ink);
}

.button--full {
    width: 100%;
}

.alert {
    margin-bottom: 20px;
    border-left: 2px solid var(--gold);
    padding: 12px 14px;
    background: var(--ivory);
    color: var(--muted);
    font-size: 0.86rem;
}

.alert--error {
    border-color: var(--danger);
}

.alert--success {
    border-color: #5c9776;
}

.alert p {
    margin: 4px 0;
}

.demo-credentials {
    display: grid;
    gap: 6px;
    margin-top: 24px;
    border-top: 1px solid var(--border);
    padding-top: 20px;
    color: var(--muted);
    font-size: 0.73rem;
    text-align: center;
}

.demo-credentials code {
    color: var(--ink);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

@media (max-width: 520px) {
    .login-shell {
        padding: 18px;
    }

    .login-card {
        padding: 30px 24px;
    }

    .login-card__heading {
        margin-top: 42px;
    }
}