:root {
    --bg: #f4f6f5;
    --surface: #ffffff;
    --text: #1d2a26;
    --muted: #63706b;
    --border: #dbe2df;
    --primary: #0f6b4f;
    --primary-hover: #0b5640;
    --primary-soft: #e3f1ec;
    --danger: #b42318;
    --danger-soft: #fdecea;
    --warn: #9a6700;
    --warn-soft: #fff4d6;
    --info-soft: #e8f0fb;
    --info: #1f4f8f;
    --radius: 10px;
    --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a { color: var(--primary); }
a:hover { color: var(--primary-hover); }
h1 { font-size: 1.6rem; margin: 0 0 .5rem; line-height: 1.25; }
h2 { font-size: 1.1rem; margin: 0 0 .75rem; }

.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.main { flex: 1; padding-top: 28px; padding-bottom: 40px; }

/* Header */
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); text-decoration: none; }
.brand__mark { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; background: var(--primary); color: #fff; font-size: .8rem; letter-spacing: .04em; }
.nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.nav a, .linklike { padding: 6px 12px; border-radius: 6px; color: var(--muted); text-decoration: none; font: inherit; }
.nav a:hover, .linklike:hover { background: var(--bg); color: var(--text); }
.nav a.is-active { color: var(--primary); background: var(--primary-soft); font-weight: 600; }
.nav__logout { margin: 0; }
.linklike { background: none; border: 0; cursor: pointer; }

.footer { border-top: 1px solid var(--border); padding: 16px 0; color: var(--muted); font-size: .85rem; background: var(--surface); }

/* Cards & layout */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; margin-bottom: 20px; }
.card--narrow { max-width: 720px; margin-left: auto; margin-right: auto; }
.card--small { max-width: 440px; margin-left: auto; margin-right: auto; }
.card--flush { padding: 0; overflow: hidden; }
.grid-2, .grid-3 { display: grid; gap: 0 20px; }
.grid-2 > .card, .grid-3 > .card { margin-bottom: 20px; }
@media (min-width: 760px) {
    .grid-2 { grid-template-columns: 1fr 1fr; }
    .grid-2--wide-left { grid-template-columns: 3fr 2fr; }
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
}
.page-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.page-head h1 { margin: 0; margin-right: auto; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.stack form { margin: 0; }
.stack .btn { width: 100%; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }

.hero { text-align: center; padding: 32px 0 36px; }
.hero h1 { font-size: 2.2rem; }
.hero__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 20px; }

.lead { color: var(--muted); font-size: 1.05rem; margin: 0 0 20px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }

/* Forms */
fieldset { border: 0; padding: 0; margin: 0 0 20px; min-width: 0; }
legend { font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); padding: 0 0 10px; border-bottom: 1px solid var(--border); width: 100%; margin-bottom: 14px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; margin-bottom: 6px; }
.input { width: 100%; padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px; font: inherit; color: inherit; background: #fff; }
.input:focus { outline: 2px solid var(--primary); outline-offset: 0; border-color: var(--primary); }
.input.is-invalid { border-color: var(--danger); }
textarea.input { resize: vertical; }
.hint { color: var(--muted); font-size: .85rem; margin-top: 4px; }
.error { color: var(--danger); font-size: .87rem; margin-top: 4px; }
.req { color: var(--danger); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 16px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); color: var(--text); font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--bg); color: var(--text); }
.btn--primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn--primary:hover { background: var(--primary-hover); color: #fff; }
.btn--danger { color: var(--danger); border-color: #f1b8b3; }
.btn--danger:hover { background: var(--danger-soft); color: var(--danger); }
.btn--warn { color: var(--warn); border-color: #ecd28e; }
.btn--warn:hover { background: var(--warn-soft); color: var(--warn); }
.btn--ghost { border-color: transparent; background: transparent; }
.btn--block { width: 100%; }
.btn--lg { padding: 12px 22px; font-size: 1.05rem; }

/* Alerts & badges */
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; border: 1px solid transparent; }
.alert--success { background: var(--primary-soft); border-color: #b9dccf; color: #0b4a37; }
.alert--error { background: var(--danger-soft); border-color: #f1b8b3; color: #7a1a12; }
.alert--warning { background: var(--warn-soft); border-color: #ecd28e; color: #6b4800; }
.alert--info { background: var(--info-soft); border-color: #c4d6f0; color: var(--info); }

.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600; background: var(--bg); color: var(--muted); border: 1px solid var(--border); white-space: nowrap; }
.badge--active { background: var(--primary-soft); color: var(--primary); border-color: #b9dccf; }
.badge--pending { background: var(--warn-soft); color: var(--warn); border-color: #ecd28e; }
.badge--suspended { background: var(--danger-soft); color: var(--danger); border-color: #f1b8b3; }

/* Details list */
.details { display: grid; grid-template-columns: minmax(110px, 38%) 1fr; gap: 8px 16px; margin: 0 0 12px; }
.details dt { color: var(--muted); }
.details dd { margin: 0; overflow-wrap: anywhere; }

/* Admin list */
.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 14px; }
.tabs a { padding: 6px 12px; border-radius: 999px; text-decoration: none; color: var(--muted); border: 1px solid var(--border); background: var(--surface); }
.tabs a.is-active { background: var(--primary); border-color: var(--primary); color: #fff; }
.tabs .count { opacity: .75; font-size: .85em; margin-left: 2px; }
.search { display: flex; gap: 8px; margin-bottom: 14px; }
.search .input { flex: 1; }
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); background: #fafbfa; }
.table tbody tr:hover { background: #fafcfb; }
.pager { display: flex; justify-content: center; align-items: center; gap: 14px; margin-top: 16px; flex-wrap: wrap; }