:root {
  --bg: #f5f5f4;
  --card: #fff;
  --text: #1c1917;
  --muted: #57534e;
  --border: #e7e5e4;
  --accent: #1d4ed8;
  --accent-hover: #1e40af;
  --danger: #b91c1c;
  --danger-bg: #fef2f2;
  --ok-bg: #f0fdf4;
  --ok: #166534;
  --radius: 10px;
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 760px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
}
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
.top nav { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--text); }
.top nav form { margin: 0; }

.card {
  max-width: 420px;
  margin: 2rem auto;
  padding: 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
}
.card.wide { max-width: 760px; }

h1 { font-size: 1.35rem; margin: 0 0 1.25rem; }
h2 { font-size: 1.05rem; margin: 2rem 0 .75rem; }
p { margin: 0 0 1rem; }
.muted { color: var(--muted); font-size: .9rem; }

label { display: block; font-weight: 500; margin-bottom: .35rem; }
.field { margin-bottom: 1rem; }
input[type=text], input[type=email], input[type=password] {
  width: 100%;
  padding: .6rem .75rem;
  font: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
}
input:focus-visible, button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
input[readonly] { background: var(--bg); color: var(--muted); }

button, .button {
  display: inline-block;
  padding: .6rem 1rem;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
}
button:hover, .button:hover { background: var(--accent-hover); }
button.block { width: 100%; }
button.secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
button.secondary:hover { background: var(--bg); }
button.danger { background: var(--danger); }
button.link {
  padding: 0;
  background: none;
  color: var(--muted);
  font-weight: 400;
}
button.link:hover { color: var(--text); background: none; }

.links { display: flex; justify-content: space-between; margin-top: 1.25rem; font-size: .9rem; }
.links a, p a { color: var(--accent); }

.flash, .error {
  padding: .7rem .9rem;
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
}
.flash { background: var(--ok-bg); color: var(--ok); }
.error { background: var(--danger-bg); color: var(--danger); }

.qr { width: 220px; height: 220px; margin: 0 auto 1rem; display: block; }
.qr svg { width: 100%; height: 100%; }
code.secret {
  display: block;
  padding: .6rem;
  margin-bottom: 1.25rem;
  text-align: center;
  font-size: .95rem;
  letter-spacing: .08em;
  word-break: break-all;
  background: var(--bg);
  border-radius: var(--radius);
}

.codes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .5rem;
  padding: 1rem;
  margin: 0 0 1.25rem;
  list-style: none;
  font: 1rem ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--bg);
  border-radius: var(--radius);
}

table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .6rem .5rem; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 500; }
td form { margin: 0; }
.badge {
  display: inline-block;
  padding: .1rem .5rem;
  font-size: .75rem;
  border-radius: 999px;
  background: var(--ok-bg);
  color: var(--ok);
}
.ua { color: var(--muted); max-width: 280px; overflow-wrap: anywhere; }
.row { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; }
.perms code {
  display: inline-block;
  margin: 0 .25rem .25rem 0;
  padding: .05rem .4rem;
  font-size: .8rem;
  background: var(--bg);
  border-radius: 6px;
}
.choices { display: grid; gap: .5rem; margin-bottom: 1.25rem; }
.choice {
  display: flex;
  gap: .75rem;
  align-items: center;
  padding: .75rem .9rem;
  font-weight: 400;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
}
.choice:has(input:checked) { border-color: var(--accent); background: #eff6ff; }

/* Passkey */
.or { display: flex; align-items: center; gap: .75rem; margin: 1.25rem 0; color: var(--muted); font-size: .875rem; }
.or::before, .or::after { content: ""; flex: 1; border-top: 1px solid var(--border); }
.passkey .error:empty { display: none; }
table.methods td:last-child { text-align: right; white-space: nowrap; }

/* Yönetim paneli */
.subnav { display: flex; gap: 1rem; margin: -.25rem 0 1.25rem; padding-bottom: .75rem; border-bottom: 1px solid var(--border); font-size: .925rem; }
.subnav a { color: var(--muted); text-decoration: none; }
.subnav a[aria-current="page"] { color: var(--text); font-weight: 600; }
.notice { padding: .75rem 1rem; border: 1px solid var(--border); border-radius: 8px; background: var(--bg); }
.notice .button { margin-left: .5rem; }
form.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 0 1rem; }
form.grid .field.wide { grid-column: 1 / -1; }
form.inline { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin: .75rem 0; }
form.inline input[type=text], form.inline input[type=email], form.inline input[type=url], form.inline input[type=search] { flex: 1 1 12rem; width: auto; }
label.check { display: flex; align-items: center; gap: .4rem; font-weight: normal; margin: .35rem 0; }
label.check input { width: auto; margin: 0; }
td.actions { text-align: right; white-space: nowrap; }
td.actions form { display: inline-block; margin-left: .25rem; }
.badge.off { background: #fee2e2; color: #991b1b; }
code.tag { display: inline-block; margin: .1rem 0; }
table.audit td { vertical-align: top; font-size: .875rem; }
table.audit .meta { font-size: .8rem; word-break: break-all; }
textarea { width: 100%; font: inherit; padding: .55rem .7rem; border: 1px solid var(--border); border-radius: 8px; }
input[type=url], input[type=search] { width: 100%; font: inherit; padding: .55rem .7rem; border: 1px solid var(--border); border-radius: 8px; }
.card.wide:has(> .subnav) { max-width: 1040px; }
select { width: 100%; font: inherit; padding: .55rem .7rem; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
form.inline select { flex: 1 1 14rem; width: auto; }
/* Kişi seçici: "yeni birini davet et" seçilince e-posta ve ad alanları açılır (JS'siz). */
.new-person { display: none; }
form:has(select[name=person] option[value=new]:checked) .new-person { display: contents; }