:root { --fg: #1f2933; --muted: #616e7c; --line: #d9e0e7; --accent: #0b5cad; --bg: #f5f7fa; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, sans-serif; color: var(--fg); background: var(--bg); }
.top { display: flex; justify-content: space-between; align-items: center; padding: .75rem 1rem;
       background: #fff; border-bottom: 1px solid var(--line); }
.top nav { display: flex; gap: 1rem; align-items: center; }
.top form { margin: 0; }
.brand { font-weight: 600; color: var(--fg); text-decoration: none; }
main { max-width: 34rem; margin: 2rem auto; padding: 0 1rem; }
h1 { font-size: 1.4rem; }
label { display: block; margin: .75rem 0 .25rem; font-weight: 500; }
input[type=text], input[type=email], input[type=password] {
  width: 100%; padding: .5rem .6rem; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
button, .btn { padding: .55rem 1rem; border: 0; border-radius: 6px; background: var(--accent);
               color: #fff; font: inherit; cursor: pointer; margin-top: 1rem; }
button.link { background: none; color: var(--accent); padding: 0; margin: 0; }
a { color: var(--accent); }
.flash { padding: .6rem .8rem; border-radius: 6px; background: #e6f0fa; }
.flash.danger { background: #fde8e8; color: #8a1c1c; }
.flash.success { background: #e3f6e8; color: #17692b; }
.muted { color: var(--muted); }
.qr svg { width: 12rem; height: 12rem; }
code.secret { word-break: break-all; }
ul.codes { font-family: ui-monospace, monospace; columns: 2; padding-left: 1.2rem; }
.errors { color: #8a1c1c; font-size: .9rem; margin: .25rem 0 0; }

main.wide { max-width: 64rem; }
.top nav { flex-wrap: wrap; }
.tabs { display: flex; flex-wrap: wrap; gap: .25rem; border-bottom: 2px solid var(--line); margin: 1rem 0; }
.tabs a { padding: .5rem .9rem; text-decoration: none; color: var(--fg); border-radius: 6px 6px 0 0; }
.tabs a[aria-current=page] { background: #fff; border: 1px solid var(--line); border-bottom-color: #fff; margin-bottom: -2px; font-weight: 600; }
.badge { display: inline-block; min-width: 1.4rem; padding: 0 .4rem; border-radius: 999px; background: var(--accent); color: #fff; font-size: .8rem; text-align: center; }
.badge.zero { background: var(--line); color: var(--muted); }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
td.preview { color: var(--muted); max-width: 22rem; overflow-wrap: anywhere; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: .75rem 1rem; margin: 1rem 0; }
.card.reason { border-left: 6px solid #c2410c; background: #fff7ed; }
.card.reason .kind { font-size: 1.15rem; font-weight: 700; margin: 0; }
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: .25rem 1rem; margin: 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; overflow-wrap: anywhere; }
.thread { display: flex; flex-direction: column; gap: .5rem; margin: 1rem 0; }
.msg { max-width: 80%; padding: .5rem .75rem; border-radius: 10px; white-space: pre-wrap; overflow-wrap: anywhere; background: #fff; border: 1px solid var(--line); }
.msg small { display: block; color: var(--muted); }
.msg.customer { align-self: flex-start; }
.msg.assistant { align-self: flex-end; background: #eef4fb; }
.msg.agent { align-self: flex-end; background: #e3f6e8; }
.msg .fail, small.fail { color: #8a1c1c; font-weight: 600; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.actions form { margin: 0; }
button.secondary { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
button.danger { background: #8a1c1c; }
textarea { width: 100%; padding: .5rem .6rem; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
select, input[type=number], input[type=url], input[type=color] { padding: .4rem; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
input[type=url] { width: 100%; }
.filters { display: flex; flex-wrap: wrap; gap: 1rem; align-items: end; margin: 1rem 0; }
.filters label { margin: 0 0 .2rem; }
.filters button { margin-top: 0; }