:root {
  --bg: #2b3035; --panel: #343a40; --panel2: #3b4248; --line: #4a525a;
  --text: #e9ecef; --muted: #aeb6be; --green: #10b981; --teal: #0e7490;
  --warn: #f59e0b; --bad: #ef4444; --info: #38bdf8;
  --grad: linear-gradient(90deg, #10b981, #0e7490);
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 13px/1.45 system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif; }
a { color: var(--green); text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 600; }
h1 { font-size: 16px; } h2 { font-size: 13px; }
small, .muted { color: var(--muted); }

.layout { display: flex; min-height: 100vh; }
.side { width: 200px; flex: none; background: #262b30; border-inline-end: 1px solid var(--line); padding: 10px 8px; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; color: var(--text); padding: 4px 6px 12px; }
.brand i { width: 22px; height: 22px; border-radius: 6px; background: var(--grad); display: inline-block; }
.side .label { font-size: 10px; letter-spacing: .08em; color: var(--muted); padding: 10px 8px 4px; text-transform: uppercase; }
.side a.nav { display: flex; justify-content: space-between; padding: 6px 8px; border-radius: 5px; color: var(--text); }
.side a.nav:hover { background: var(--panel); }
.side a.nav.on { background: rgba(16, 185, 129, .16); color: var(--green); }
.main { flex: 1; min-width: 0; padding: 10px 14px; }
.top { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.top .right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.imp { background: #b45309; color: #fff; padding: 6px 12px; display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 7px; margin-bottom: 10px; }
.card > header { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 7px 10px; border-bottom: 1px solid var(--line); }
.card > .body { padding: 10px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 8px; margin-bottom: 10px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 7px; padding: 7px 10px; }
.stat b { display: block; font-size: 17px; }
.stat span { font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }

table { width: 100%; border-collapse: collapse; }
th { font-size: 10px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); text-align: start; padding: 6px 8px; border-bottom: 1px solid var(--line); }
td { padding: 6px 8px; border-bottom: 1px solid rgba(255, 255, 255, .06); vertical-align: middle; }
.scroll { overflow-x: auto; }

.chip { display: inline-block; padding: 1px 7px; border-radius: 9px; font-size: 11px; background: var(--panel2); color: var(--muted); }
.chip.ok { background: rgba(16, 185, 129, .18); color: var(--green); }
.chip.warn { background: rgba(245, 158, 11, .18); color: var(--warn); }
.chip.bad { background: rgba(239, 68, 68, .18); color: #fca5a5; }

.btn { display: inline-block; border: 0; cursor: pointer; padding: 6px 11px; border-radius: 5px; background: var(--panel2); color: var(--text); font: inherit; font-weight: 600; }
.btn.go { background: var(--grad); color: #fff; }
.btn.bad { background: var(--bad); color: #fff; }
.btn.sm { padding: 3px 8px; font-size: 11px; }
form.inline { display: inline; margin: 0; }
label { display: block; margin-bottom: 8px; color: var(--muted); font-size: 12px; }
label.check { display: flex; align-items: center; gap: 6px; color: var(--text); }
input:not([type=checkbox]):not([type=radio]), textarea, select { width: 100%; margin-top: 3px; padding: 6px 8px; background: #2b3035; color: var(--text); border: 1px solid var(--line); border-radius: 5px; font: inherit; }
input:focus, textarea:focus, select:focus { outline: 1px solid var(--green); border-color: var(--green); }
.row { display: flex; gap: 8px; align-items: end; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 110px; }
.row > .btn, .row > form { flex: none; }
.alert { padding: 7px 10px; border-radius: 5px; margin-bottom: 10px; }
.alert.ok { background: rgba(16, 185, 129, .15); color: #6ee7b7; }
.alert.bad { background: rgba(239, 68, 68, .15); color: #fca5a5; }
.alert.warn { background: rgba(245, 158, 11, .15); color: #fcd34d; }

.inbox { display: grid; grid-template-columns: 240px minmax(0, 1fr); height: calc(100vh - 66px); min-height: 380px; }
.inbox .list { border-inline-end: 1px solid var(--line); overflow-y: auto; }
.inbox .list a { display: block; padding: 7px 9px; color: var(--text); border-bottom: 1px solid rgba(255, 255, 255, .06); }
.inbox .list a.on { background: rgba(16, 185, 129, .13); }
.thread { display: flex; flex-direction: column; min-width: 0; }
.thread .head { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 7px 10px; border-bottom: 1px solid var(--line); }
.thread .msgs { flex: 1; overflow-y: auto; padding: 10px; display: flex; flex-direction: column; gap: 5px; }
.msg { max-width: 70%; padding: 5px 9px; border-radius: 7px; background: var(--panel2); align-self: flex-start; white-space: pre-wrap; overflow-wrap: anywhere; }
.msg.out { align-self: flex-end; background: #0f5c54; }
.msg small { display: block; font-size: 10px; opacity: .75; }
.thread form { display: flex; gap: 6px; padding: 8px; border-top: 1px solid var(--line); }
.thread form textarea { margin: 0; height: 36px; resize: none; }

.auth { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.auth .card { width: 100%; max-width: 400px; }
.hero { max-width: 760px; margin: 0 auto; padding: 44px 16px; text-align: center; }
.hero h1 { font-size: 26px; margin-bottom: 8px; }
.hero p { color: var(--muted); font-size: 14px; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 8px; margin-top: 24px; text-align: start; }
.bars { display: flex; align-items: flex-end; gap: 4px; height: 90px; }
.bars div { flex: 1; min-width: 6px; background: var(--grad); border-radius: 3px 3px 0 0; }
nav.pager { padding: 8px; }
nav.pager svg { width: 14px; }

@media (max-width: 760px) {
  .layout { flex-direction: column; }
  .side { width: 100%; display: flex; flex-wrap: wrap; gap: 2px; border-inline-end: 0; border-bottom: 1px solid var(--line); }
  .side .label { display: none; }
  .brand { width: 100%; padding-bottom: 4px; }
  .grid2 { grid-template-columns: minmax(0, 1fr); }
  .inbox { grid-template-columns: minmax(0, 1fr); height: auto; }
  .inbox .list { max-height: 180px; border-inline-end: 0; border-bottom: 1px solid var(--line); }
  .thread .msgs { height: 50vh; }
  .msg { max-width: 88%; }
}