:root {
    --ink: #162b2e;
    --paper: #f5f1e8;
    --field: #d8e2c9;
    --accent: #c95330;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at 10% 5%, rgb(216 226 201 / 80%), transparent 32rem),
        linear-gradient(135deg, var(--paper), #e7eadf);
    font-family: Georgia, "Times New Roman", serif;
}

.admin-shell {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 2rem;
    position: relative;
}

.admin-shell > section,
.admin-not-authorized {
    width: min(100%, 42rem);
    padding: clamp(2rem, 8vw, 5rem);
    border: 1px solid rgb(22 43 46 / 18%);
    border-top: 0.5rem solid var(--accent);
    background: rgb(255 255 255 / 72%);
    box-shadow: 0 1.5rem 4rem rgb(22 43 46 / 12%);
}

.eyebrow {
    margin: 0 0 1rem;
    color: var(--accent);
    font-family: "Trebuchet MS", sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.16em;
}

h1 { font-size: clamp(2rem, 6vw, 4rem); line-height: 0.95; }
p { font-size: 1.1rem; line-height: 1.6; }

.admin-mark {
    position: fixed;
    top: 1.5rem;
    left: 1.5rem;
    color: rgb(22 43 46 / 60%);
    font-family: "Trebuchet MS", sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.18em;
}

.admin-nav { position: fixed; top: 1.2rem; right: 1.5rem; display: flex; gap: 0.35rem; }
.admin-nav a { padding: 0.45rem 0.6rem; color: var(--ink); font: 700 0.8rem "Trebuchet MS", sans-serif; text-decoration: none; }
.admin-nav a.active { color: white; background: var(--ink); }

.admin-auth,
.admin-overview {
    width: min(100%, 42rem);
    padding: clamp(2rem, 7vw, 4.5rem);
    border: 1px solid rgb(22 43 46 / 18%);
    border-top: 0.5rem solid var(--accent);
    background: rgb(255 255 255 / 78%);
    box-shadow: 0 1.5rem 4rem rgb(22 43 46 / 12%);
}

.admin-lead { color: rgb(22 43 46 / 78%); }

.admin-form { display: grid; gap: 0.55rem; margin-top: 2rem; }

.admin-form label { font-family: "Trebuchet MS", sans-serif; font-weight: 700; }

.admin-form input {
    width: 100%;
    border: 1px solid rgb(22 43 46 / 35%);
    border-radius: 0.2rem;
    padding: 0.78rem;
    color: var(--ink);
    background: white;
    font: inherit;
}

.admin-form button,
.secondary {
    justify-self: start;
    margin-top: 0.8rem;
    border: 0;
    border-radius: 0.2rem;
    padding: 0.82rem 1.15rem;
    color: white;
    background: var(--ink);
    cursor: pointer;
    font: 700 0.95rem "Trebuchet MS", sans-serif;
}

.secondary { background: transparent; border: 1px solid var(--ink); color: var(--ink); }
.admin-form button:disabled { cursor: wait; opacity: 0.7; }
.admin-error, .validation-message, .validation-errors { color: #9d2914; font-size: 0.92rem; }
.admin-success { color: #173c26; font-size: 0.92rem; }
.admin-hint { margin: 0; color: rgb(22 43 46 / 72%); font-size: 0.9rem; }

.admin-session-summary { display: grid; gap: 1rem; margin: 2rem 0; }
.admin-session-summary div { padding-bottom: 0.8rem; border-bottom: 1px solid rgb(22 43 46 / 14%); }
.admin-session-summary dt { color: var(--accent); font: 700 0.72rem "Trebuchet MS", sans-serif; letter-spacing: 0.12em; text-transform: uppercase; }
.admin-session-summary dd { margin: 0.25rem 0 0; font-size: 1.1rem; }

.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.75rem; margin: 2rem 0; }
.metric-grid article { min-height: 7rem; padding: 1rem; background: var(--field); }
.metric-grid span { display: block; font: 700 0.7rem "Trebuchet MS", sans-serif; letter-spacing: 0.08em; text-transform: uppercase; }
.metric-grid strong { display: block; margin-top: 0.75rem; font-size: 2.2rem; }
.audit-preview { margin: 0; padding: 0; list-style: none; }
.audit-preview li { padding: 0.6rem 0; border-bottom: 1px solid rgb(22 43 46 / 14%); }
.audit-preview time, .audit-preview span { color: rgb(22 43 46 / 62%); font-size: 0.85rem; }

.admin-directory { width: min(100%, 76rem); padding: clamp(2rem, 5vw, 4rem); background: rgb(255 255 255 / 78%); box-shadow: 0 1.5rem 4rem rgb(22 43 46 / 12%); }
.directory-header, .directory-pagination { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.directory-filters { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 0.6rem; margin: 2rem 0; }
.directory-filters input, .directory-filters select { min-width: 0; border: 1px solid rgb(22 43 46 / 35%); padding: 0.75rem; color: var(--ink); background: white; font: inherit; }
.directory-filters button, .directory-header button { border: 0; padding: 0.75rem 1rem; color: white; background: var(--ink); font: 700 0.9rem "Trebuchet MS", sans-serif; }
.directory-header button:disabled { opacity: 0.5; }
.tenant-provisioning-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.55rem 0.85rem; margin: 1.5rem 0; padding: 1.25rem; border: 1px solid rgb(22 43 46 / 18%); background: rgb(216 226 201 / 32%); }
.tenant-provisioning-form h2, .tenant-provisioning-form > p, .tenant-provisioning-form .validation-errors, .tenant-provisioning-form .provisioning-actions { grid-column: 1 / -1; }
.tenant-provisioning-form label { font: 700 0.8rem "Trebuchet MS", sans-serif; }
.tenant-provisioning-form input { min-width: 0; border: 1px solid rgb(22 43 46 / 35%); padding: 0.72rem; color: var(--ink); background: white; font: inherit; }
.provisioning-actions { display: flex; gap: 0.55rem; align-items: center; }
.provisioning-actions button, .table-action { border: 0; padding: 0.65rem 0.85rem; color: white; background: var(--ink); font: 700 0.8rem "Trebuchet MS", sans-serif; cursor: pointer; }
.provisioning-actions .secondary { margin: 0; }
.table-action { color: var(--ink); background: transparent; border: 1px solid var(--ink); white-space: nowrap; }
.table-action:disabled { cursor: wait; opacity: 0.6; }
.tenant-table-wrap { overflow-x: auto; }
.tenant-table { width: 100%; border-collapse: collapse; text-align: left; }
.tenant-table th { padding: 0.65rem; border-bottom: 2px solid var(--ink); font: 700 0.72rem "Trebuchet MS", sans-serif; letter-spacing: 0.08em; text-transform: uppercase; }
.tenant-table td { padding: 0.85rem 0.65rem; border-bottom: 1px solid rgb(22 43 46 / 14%); vertical-align: top; }
.tenant-table small { display: block; margin-top: 0.25rem; color: rgb(22 43 46 / 62%); font-size: 0.76rem; }
.status { display: inline-block; padding: 0.3rem 0.45rem; color: #173c26; background: #cce4cc; font: 700 0.72rem "Trebuchet MS", sans-serif; }
.status.provisioning { color: #6e4e00; background: #f1dfad; }
.status.suspended { color: #7e2113; background: #efc5be; }
.directory-pagination { margin-top: 1.25rem; }
.empty-state { padding: 2rem; background: var(--field); }

@media (max-width: 40rem) {
    .admin-shell { align-items: start; padding: 5rem 1rem 1rem; }
    .admin-mark { top: 1rem; left: 1rem; }
    .admin-nav { top: 0.7rem; right: 0.7rem; }
    .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .directory-filters { grid-template-columns: 1fr; }
    .tenant-provisioning-form { grid-template-columns: 1fr; }
    .directory-header, .directory-pagination { align-items: start; flex-direction: column; }
}