:root {
    --red: #b3141b;
    --red-dark: #8c0f15;
    --bg: #f4f4f5;
    --card: #ffffff;
    --text: #1d1d1f;
    --muted: #6b6b70;
    --line: #dcdce0;
    --ok: #1c7c3c;
    --warn: #a15c00;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    font-size: 17px;
    line-height: 1.45;
    background: var(--bg);
    color: var(--text);
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--red);
    color: #fff;
}
.topbar a { color: #fff; text-decoration: none; }
.brand { font-weight: 700; display: flex; align-items: center; gap: 10px; }
.brand-mark { width: 24px; height: 24px; border-radius: 4px; display: block; }
.logout { font-size: 15px; opacity: .9; }

.tabs {
    display: flex;
    overflow-x: auto;
    background: var(--card);
    border-bottom: 1px solid var(--line);
}
.tabs a {
    flex: 1 0 auto;
    padding: 12px 16px;
    text-align: center;
    color: var(--muted);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
}
.tabs a.active { color: var(--red); border-bottom-color: var(--red); font-weight: 600; }

main { max-width: 720px; margin: 0 auto; padding: 16px; }
h1 { font-size: 24px; margin: 4px 0 16px; }
h2 { font-size: 18px; margin: 0 0 12px; }

.card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .06);
}

label { display: block; font-weight: 600; font-size: 15px; margin: 12px 0 4px; }
label:first-child { margin-top: 0; }
.hint { color: var(--muted); font-size: 14px; font-weight: 400; margin: 4px 0 0; }

input[type=text], input[type=email], input[type=password], textarea {
    width: 100%;
    font: inherit;
    padding: 11px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}
textarea { min-height: 90px; resize: vertical; }
select {
    width: 100%;
    font: inherit;
    padding: 11px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    color: inherit;
}
.subform {
    margin: 12px 0 0;
    padding: 4px 12px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--bg);
}
.subform legend { font-weight: 600; font-size: 15px; padding: 0 6px; }
.subform[hidden] { display: none; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--red); outline-offset: 0; border-color: var(--red); }

.row { display: flex; gap: 12px; }
.row > * { flex: 1; min-width: 0; }
.row > .narrow { flex: 0 0 34%; }

.check {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 400;
    font-size: 17px;
    margin: 10px 0;
}
.check input { width: 22px; height: 22px; accent-color: var(--red); flex: none; }

.btn {
    display: inline-block;
    width: 100%;
    margin-top: 16px;
    padding: 14px 16px;
    font: inherit;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    color: #fff;
    background: var(--red);
    border: 0;
    border-radius: 8px;
    cursor: pointer;
}
.btn:active { background: var(--red-dark); }
.btn-secondary { background: #fff; color: var(--red); border: 1px solid var(--red); }
.btn-small { width: auto; margin-top: 8px; padding: 8px 14px; font-size: 15px; }

.flash { padding: 12px 14px; border-radius: 8px; margin-bottom: 16px; }
.flash-ok { background: #e3f4e8; color: var(--ok); }
.flash-error { background: #fbe5e6; color: var(--red-dark); }
.flash-info { background: #e8eefb; color: #1f3f8f; }

.list { list-style: none; margin: 0; padding: 0; }
.list li { border-top: 1px solid var(--line); }
.list li:first-child { border-top: 0; }
.list a, .list label {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    margin: 0;
    color: inherit;
    text-decoration: none;
    font-weight: 400;
}
.list .main { flex: 1; min-width: 0; }
.list .sub { display: block; color: var(--muted); font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list .sub-warn { color: var(--red); }
.cert-row { display: flex; align-items: center; gap: 8px; }
.cert-row > a { flex: 1; min-width: 0; }
.cert-remove .btn { margin: 0; }
.cert-removed { display: flex; align-items: center; gap: 12px; flex: 1; padding: 12px 0; color: var(--muted); }
.cert-removed .main { text-decoration: line-through; }
.cert-removed .sub { text-decoration: none; display: block; }

.btn-danger { background: var(--red-dark); }
.danger-zone { margin-top: 40px; border: 1px solid var(--red); }

.badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    padding: 2px 7px;
    border-radius: 99px;
    background: #ececef;
    color: var(--muted);
    margin-left: 4px;
}
.badge-red { background: #fbe5e6; color: var(--red-dark); }
.badge-ok { background: #e3f4e8; color: var(--ok); }
.badge-warn { background: #fdf0dc; color: var(--warn); }

.search-bar {
    position: sticky;
    top: 0;
    z-index: 1;
    display: flex;
    gap: 8px;
    align-items: center;
    margin: 12px -16px 4px;
    padding: 8px 16px;
    background: var(--card);
    border-bottom: 1px solid var(--line);
}
.search-bar { flex-wrap: wrap; }
.search-bar input { flex: 1 1 100%; }
.search-actions { display: flex; gap: 8px; width: 100%; }
.search-actions .btn { margin: 0; flex: 1; min-width: 0; }
.search-actions .btn[aria-pressed=true] { background: var(--red); color: #fff; }
input[type=search] {
    font: inherit;
    padding: 11px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    min-width: 0;
}
.list li[hidden] { display: none; }

.signature-pad {
    width: 100%;
    height: 180px;
    border: 1px dashed var(--muted);
    border-radius: 8px;
    background: #fff;
    touch-action: none;
}
.logo-current { display: block; max-height: 90px; max-width: 100%; margin: 4px 0 8px; }
input[type=file] { font: inherit; font-size: 15px; max-width: 100%; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 10px; }
.chip {
    font: inherit;
    font-size: 13px;
    font-family: ui-monospace, Consolas, monospace;
    padding: 5px 9px;
    border: 1px solid var(--line);
    border-radius: 99px;
    background: var(--bg);
    color: var(--text);
    cursor: pointer;
}
.chip:active { background: var(--line); }
details.hint { margin: 0 0 10px; }
details.hint summary { cursor: pointer; }
.placeholders { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 8px 0 0; }
.placeholders dt { font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
.placeholders dd { margin: 0; }

.muted { color: var(--muted); }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; }

@media (min-width: 600px) {
    .btn { width: auto; min-width: 220px; }
}