:root {
  --bg: #0f1420;
  --panel: #171e2e;
  --panel-2: #1d2637;
  --border: #2a3550;
  --tx: #e6ebf5;
  --tx-dim: #93a0b8;
  --accent: #4f8cff;
  --accent-dim: #2c5cbb;
  --ok: #35c26e;
  --warn: #e6b23c;
  --err: #e35d6a;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--tx);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Top bar ---------- */
.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.topbar .logo { font-weight: 700; font-size: 15px; letter-spacing: .3px; }
.topbar .logo span { color: var(--accent); }
.topbar nav { display: flex; gap: 4px; }
.topbar nav a {
  padding: 5px 12px; border-radius: 6px; color: var(--tx-dim); font-weight: 500;
}
.topbar nav a.active, .topbar nav a:hover { background: var(--panel-2); color: var(--tx); text-decoration: none; }
.topbar .spacer { flex: 1; }
.topbar .who { color: var(--tx-dim); font-size: 13px; }
.topbar .who b { color: var(--tx); }

/* ---------- Buttons / inputs ---------- */
button, .btn {
  background: var(--accent); color: #fff; border: 0; border-radius: 6px;
  padding: 7px 14px; font-size: 13px; font-weight: 600; cursor: pointer;
}
button:hover { background: var(--accent-dim); }
button.ghost { background: transparent; border: 1px solid var(--border); color: var(--tx-dim); }
button.ghost:hover { color: var(--tx); border-color: var(--tx-dim); background: transparent; }
button.danger { background: var(--err); }
button.small { padding: 4px 10px; font-size: 12px; }
button:disabled { opacity: .5; cursor: default; }

input, select, textarea {
  background: var(--bg); color: var(--tx); border: 1px solid var(--border);
  border-radius: 6px; padding: 7px 10px; font-size: 13px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { font-family: var(--mono); resize: vertical; }
label { display: block; font-size: 12px; color: var(--tx-dim); margin: 10px 0 4px; font-weight: 600; }

/* ---------- Login ---------- */
.login-wrap { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-card {
  width: 380px; max-width: 100%; background: var(--panel);
  border: 1px solid var(--border); border-radius: 12px; padding: 28px;
}
.login-card h1 { font-size: 18px; margin-bottom: 4px; }
.login-card .sub { color: var(--tx-dim); font-size: 13px; margin-bottom: 12px; }
.login-card button { width: 100%; margin-top: 16px; padding: 9px; }

/* ---------- Layout ---------- */
.main { display: flex; height: calc(100vh - 49px); }
.list-pane {
  width: 420px; min-width: 320px; border-right: 1px solid var(--border);
  display: flex; flex-direction: column; background: var(--panel);
}
.detail-pane { flex: 1; overflow-y: auto; padding: 20px 24px; }
.filters { padding: 10px; border-bottom: 1px solid var(--border); display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.filters input[type="search"] { grid-column: 1 / -1; }
.msg-list { flex: 1; overflow-y: auto; }

.msg-item {
  padding: 10px 12px; border-bottom: 1px solid var(--border); cursor: pointer;
  display: flex; flex-direction: column; gap: 3px;
}
.msg-item:hover { background: var(--panel-2); }
.msg-item.selected { background: var(--panel-2); box-shadow: inset 3px 0 0 var(--accent); }
.msg-item .row1 { display: flex; align-items: center; gap: 8px; }
.msg-item .row2 { display: flex; align-items: center; gap: 8px; color: var(--tx-dim); font-size: 12px; }
.msg-item .sysname { font-weight: 600; }
.msg-item .time { margin-left: auto; color: var(--tx-dim); font-size: 12px; }

.badge {
  display: inline-block; padding: 1px 8px; border-radius: 10px;
  font-size: 11px; font-weight: 700; letter-spacing: .3px;
}
.badge.alpha { background: #23406e; color: #9ec2ff; }
.badge.beta { background: #503a6e; color: #cfb3ff; }
.badge.rest { background: #1e4638; color: #7fe0b2; }
.badge.soap { background: #5a4620; color: #f0cd7c; }
.badge.received { background: #33405c; color: #aebedb; }
.badge.responded { background: #1e4638; color: #7fe0b2; }
.badge.err { background: #5c2830; color: #f0a3ac; }
.badge.pending { background: #5a4620; color: #f0cd7c; }
.badge.delivered { background: #1e4638; color: #7fe0b2; }
.badge.failed { background: #5c2830; color: #f0a3ac; }
.badge.none { background: #33405c; color: #aebedb; }

/* ---------- Detail ---------- */
.detail-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 6px; }
.detail-head h2 { font-size: 16px; font-family: var(--mono); }
.meta-grid {
  display: grid; grid-template-columns: 140px 1fr; gap: 4px 12px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 12px 14px; margin: 12px 0; font-size: 13px;
}
.meta-grid .k { color: var(--tx-dim); }
.meta-grid .v { font-family: var(--mono); word-break: break-all; }

.section { margin: 18px 0; }
.section > h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .6px; color: var(--tx-dim); margin-bottom: 8px; }
.section .bar { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }

pre.payload {
  background: #0b101b; border: 1px solid var(--border); border-radius: 8px;
  padding: 14px; overflow-x: auto; font-family: var(--mono); font-size: 12.5px;
  max-height: 480px; overflow-y: auto; white-space: pre;
}

.thread-item, .response-item {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; margin-bottom: 8px;
}
.response-item .rhead { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; color: var(--tx-dim); font-size: 12px; flex-wrap: wrap; }
.response-item pre { margin: 0; white-space: pre-wrap; word-break: break-word; font-family: var(--mono); font-size: 12.5px; }
.thread-item { display: flex; gap: 10px; align-items: center; cursor: pointer; }
.thread-item:hover { border-color: var(--accent); }

.composer { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 14px; }
.composer .row { display: flex; gap: 10px; margin-top: 10px; align-items: center; flex-wrap: wrap; }

.empty { color: var(--tx-dim); text-align: center; padding: 60px 20px; }

/* ---------- Tables (admin) ---------- */
.admin-wrap { max-width: 1080px; margin: 0 auto; padding: 24px; }
.tabs { display: flex; gap: 4px; margin-bottom: 18px; border-bottom: 1px solid var(--border); }
.tabs button {
  background: transparent; color: var(--tx-dim); border-radius: 6px 6px 0 0;
  border: 1px solid transparent; border-bottom: none; padding: 8px 16px;
}
.tabs button.active { color: var(--tx); background: var(--panel); border-color: var(--border); }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 18px; margin-bottom: 18px; }
.card h3 { font-size: 14px; margin-bottom: 12px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; color: var(--tx-dim); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; padding: 6px 10px; border-bottom: 1px solid var(--border); }
td { padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
td.mono { font-family: var(--mono); font-size: 12px; }
td .actions { display: flex; gap: 6px; justify-content: flex-end; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0 14px; align-items: end; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid button { margin-top: 10px; }

.secret-box {
  background: #0b101b; border: 1px dashed var(--warn); border-radius: 8px;
  padding: 14px; margin-top: 12px; font-family: var(--mono); font-size: 13px;
  word-break: break-all;
}
.secret-box .note { color: var(--warn); font-family: inherit; font-size: 12px; margin-bottom: 8px; font-weight: 700; }
.secret-box div { margin: 3px 0; }

.toast {
  position: fixed; bottom: 20px; right: 20px; background: var(--panel-2);
  border: 1px solid var(--border); border-left: 3px solid var(--accent);
  padding: 12px 16px; border-radius: 8px; font-size: 13px; max-width: 380px;
  box-shadow: 0 6px 24px rgba(0,0,0,.4); z-index: 100;
}
.toast.err { border-left-color: var(--err); }

.muted { color: var(--tx-dim); }
.mono { font-family: var(--mono); }