:root {
    color-scheme: light;
    --bg: #f4f0e8;
    --bg-accent: #e7ddcf;
    --panel: rgba(255, 252, 247, 0.9);
    --panel-strong: #fffaf2;
    --line: rgba(72, 56, 40, 0.12);
    --text: #201811;
    --muted: #6b5d4f;
    --brand: #285943;
    --brand-strong: #17382b;
    --warm: #b56d2a;
    --shadow: 0 24px 60px rgba(39, 26, 14, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.9), transparent 32%),
        radial-gradient(circle at bottom right, rgba(40, 89, 67, 0.12), transparent 30%),
        linear-gradient(135deg, var(--bg), var(--bg-accent));
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

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

button,
input,
select,
textarea {
    font: inherit;
}

.app-shell {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

.sidebar {
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: 28px;
    padding: 28px 22px;
    background: rgba(28, 21, 15, 0.94);
    color: #f8f1e4;
}

.brand-mark {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2rem;
    line-height: 1;
}

.sidebar-copy,
.sidebar-footer span {
    color: rgba(248, 241, 228, 0.72);
    line-height: 1.6;
}

.sidebar-nav {
    display: grid;
    gap: 8px;
}

.sidebar-link {
    padding: 12px 14px;
    border-radius: 14px;
    color: rgba(248, 241, 228, 0.82);
}

.sidebar-link.is-active,
.sidebar-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff8ef;
}

.sidebar-footer {
    display: grid;
    gap: 8px;
}

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

.main-shell {
    padding: 28px 26px 48px;
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.main-title {
    margin: 8px 0 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2rem, 4vw, 3rem);
}

.shell {
    max-width: 1120px;
    margin: 0 auto;
    padding: 32px 20px 64px;
}

.hero {
    display: grid;
    gap: 24px;
    padding: 32px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 28px;
    box-shadow: var(--shadow);
}

.eyebrow {
    display: inline-flex;
    width: fit-content;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(40, 89, 67, 0.1);
    color: var(--brand-strong);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1,
.page-card h2 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    line-height: 1.05;
}

.hero h1 {
    font-size: clamp(2.4rem, 5vw, 4.2rem);
}

.hero p,
.page-card p,
.page-card li,
.status-pill span {
    color: var(--muted);
    line-height: 1.65;
}

.hero-grid,
.page-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-card,
.status-pill {
    padding: 22px;
    background: var(--panel-strong);
    border: 1px solid var(--line);
    border-radius: 22px;
}

.page-card--toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.page-grid--stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 20px;
}

.metric-card {
    padding: 22px;
    border-radius: 22px;
    background: var(--panel-strong);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.metric-card span {
    display: block;
    color: var(--muted);
    margin-bottom: 10px;
}

.metric-card strong {
    font-size: 2.2rem;
    font-family: Georgia, "Times New Roman", serif;
}

.table-card,
.form-card {
    padding: 22px;
    background: var(--panel-strong);
    border: 1px solid var(--line);
    border-radius: 22px;
    box-shadow: var(--shadow);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 14px 10px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

.data-table th {
    color: var(--brand-strong);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.filter-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    width: 100%;
}

.filter-grid--lookup {
    grid-template-columns: 1fr auto;
}

.status-pill strong,
.page-card strong {
    display: block;
    margin-bottom: 8px;
    color: var(--brand-strong);
}

.stack-list,
.notes-list {
    margin: 0;
    padding-left: 18px;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button,
.button-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 18px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
}

.button {
    background: var(--brand);
    color: #f8fff9;
}

.button-secondary {
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.5);
    color: var(--text);
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.brand {
    font-weight: 800;
    letter-spacing: 0.03em;
}

.health-badge {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid rgba(23, 56, 43, 0.15);
    background: rgba(40, 89, 67, 0.08);
    color: var(--brand-strong);
    font-size: 0.95rem;
}

.health-badge::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: #2f8a61;
}

.login-shell {
    max-width: 420px;
    margin: 80px auto;
    padding: 0 20px;
}

.login-card {
    padding: 28px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    gap: 8px;
    margin-bottom: 16px;
}

.form-row label {
    font-weight: 600;
}

.form-row input,
.form-card input,
.form-card select,
.form-card textarea,
.filter-grid input,
.filter-grid select {
    min-height: 46px;
    padding: 0 14px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: #fffdf9;
}

.form-card textarea {
    min-height: 140px;
    padding: 12px 14px;
}

.form-card form {
    display: grid;
    gap: 16px;
}

.flash {
    margin-bottom: 14px;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--line);
}

.flash-success {
    border-color: rgba(40, 89, 67, 0.24);
    background: rgba(40, 89, 67, 0.1);
}

.flash-error {
    border-color: rgba(181, 109, 42, 0.24);
    background: rgba(181, 109, 42, 0.12);
}

.alert {
    margin-bottom: 16px;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid rgba(181, 109, 42, 0.25);
    background: rgba(181, 109, 42, 0.12);
    color: #7e4819;
}

@media (max-width: 720px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        grid-template-rows: auto;
    }

    .hero,
    .page-card,
    .status-pill,
    .login-card,
    .table-card,
    .form-card,
    .metric-card {
        padding: 20px;
    }

    .hero-grid,
    .page-grid,
    .topbar,
    .main-header,
    .page-card--toolbar,
    .page-grid--stats,
    .filter-grid,
    .filter-grid--lookup {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: flex-start;
    }

    .data-table,
    .data-table tbody,
    .data-table tr,
    .data-table td,
    .data-table th,
    .data-table thead {
        display: block;
        width: 100%;
    }

    .data-table thead {
        display: none;
    }

    .data-table tr {
        margin-bottom: 14px;
        border: 1px solid var(--line);
        border-radius: 18px;
        overflow: hidden;
    }

    .data-table td {
        border-bottom: 1px solid var(--line);
    }
    }