:root {
    --ink: #151515;
    --muted: #5a5d57;
    --paper: #f6f4ee;
    --white: #ffffff;
    --line: #dedbd2;
    --accent: #385940;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
    color: inherit;
}

.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 18px clamp(20px, 5vw, 58px);
    background: var(--ink);
    color: var(--white);
}

.admin-header span,
.kicker {
    display: block;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.admin-header span {
    color: rgba(255, 255, 255, 0.58);
}

.admin-header nav {
    display: flex;
    gap: 18px;
}

.admin-shell {
    padding: clamp(28px, 5vw, 58px);
}

.admin-intro {
    max-width: 760px;
    margin-bottom: 28px;
}

.admin-intro h1,
.login-panel h1 {
    margin: 4px 0 10px;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1;
}

.admin-intro p {
    color: var(--muted);
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.admin-card,
.admin-actions,
.login-panel {
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--white);
}

.admin-card.wide,
.admin-actions.wide {
    grid-column: 1 / -1;
}

.admin-card h2 {
    margin: 0 0 18px;
}

label {
    display: grid;
    gap: 7px;
    margin-bottom: 16px;
    color: var(--muted);
    font-weight: 700;
}

input,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 12px 13px;
    color: var(--ink);
    font: inherit;
}

textarea {
    resize: vertical;
}

button {
    min-height: 46px;
    padding: 0 18px;
    border: 0;
    border-radius: 8px;
    background: var(--accent);
    color: var(--white);
    cursor: pointer;
    font: inherit;
    font-weight: 800;
}

.login-body {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 18px;
}

.login-panel {
    width: min(440px, 100%);
}

.alert {
    padding: 12px;
    border-radius: 8px;
    background: #f8ded8;
    color: #7a2919;
}

@media (max-width: 860px) {
    .admin-grid {
        grid-template-columns: 1fr;
    }

    .admin-header {
        align-items: flex-start;
        flex-direction: column;
    }
}