:root {
  --bg: #f3f5f8; --card: #fff; --text: #1c2733; --muted: #6b7885; --line: #dde3ea;
  --navy: #0f2540; --green: #16a37f; --red: #d64545; --amber: #d4962a; --accent: #1f6feb;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0d1520; --card: #152131; --text: #e6edf5; --muted: #8fa0b3; --line: #243448; --navy: #0a121c; }
}

* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 "Segoe UI", system-ui, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); }
h1 { font-size: 26px; margin: 8px 0 16px; }
h2 { font-size: 17px; margin: 0 0 12px; }
h3 { margin: 0; font-size: 18px; }
h4 { margin: 14px 0 4px; font-size: 15px; }
.muted { color: var(--muted); }
.r { text-align: right; }
.red-t { color: var(--red); font-weight: 600; } .green-t { color: var(--green); }

.top { background: var(--navy); color: #fff; display: flex; align-items: center; gap: 24px; padding: 0 24px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 19px; padding: 14px 0; } .brand span { color: #3ddbb0; } .brand.big { font-size: 26px; text-align: center; }
.top nav { display: flex; flex-wrap: wrap; } .top nav a { color: #c9d6e6; text-decoration: none; padding: 16px 14px; font-size: 14px; }
.top nav a:hover, .top nav a.on { color: #fff; box-shadow: inset 0 -3px #3ddbb0; } .top nav a.out { margin-left: auto; opacity: .7; }
main { max-width: 1180px; margin: 0 auto; padding: 24px 16px 60px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; margin-bottom: 18px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; } .grid2 > .card { margin: 0 0 18px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 860px) { .grid2, .grid4 { grid-template-columns: 1fr; } .grid4 label { grid-column: auto !important; } }

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-bottom: 18px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--line); border-radius: 10px; padding: 14px 16px; }
.kpi label { display: block; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.kpi b { font-size: 22px; } .kpi small { display: block; color: var(--muted); }
.kpi.bad { border-left-color: var(--red); } .kpi.good { border-left-color: var(--green); }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; background: #e3f6ef; color: #0b6b50; border: 1px solid #b6e8d6; }
.flash.err { background: #fdeaea; color: #9c2b2b; border-color: #f2bcbc; } .flash.warn { background: #fff4de; color: #86590b; border-color: #f1d9a6; }
@media (prefers-color-scheme: dark) {
  .flash { background: #0f3a30; color: #8fe5c8; border-color: #1b5a4a; } .flash.err { background: #3d1a1a; color: #f5a8a8; border-color: #6a2b2b; } .flash.warn { background: #3a2c10; color: #f0cf8b; border-color: #62491a; }
}

table { width: 100%; border-collapse: collapse; } th { text-align: left; font-size: 12px; text-transform: uppercase; color: var(--muted); letter-spacing: .04em; }
th, td { padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; } .tablewrap { overflow-x: auto; }
.pill { font-size: 12px; padding: 2px 9px; border-radius: 99px; font-weight: 600; white-space: nowrap; }
.pill.red { background: #fdeaea; color: #b03030; } .pill.green { background: #e3f6ef; color: #0b7a58; } .pill.amber { background: #fff4de; color: #96660f; }
.bar { height: 7px; background: var(--line); border-radius: 9px; overflow: hidden; min-width: 70px; } .bar i { display: block; height: 100%; background: var(--green); }

.form label { display: flex; flex-direction: column; font-size: 13px; color: var(--muted); gap: 4px; margin-bottom: 8px; }
input, select, textarea { font: inherit; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text); width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.inline { display: inline-flex; gap: 8px; align-items: center; } .inline.wrap { display: flex; flex-wrap: wrap; margin-top: 12px; } .inline.wrap input, .inline.wrap select { flex: 1 1 140px; width: auto; }

.btn { background: var(--green); color: #fff; border: 0; border-radius: 8px; padding: 10px 18px; font-family: inherit; font-weight: 600; font-size: 14px; cursor: pointer; text-decoration: none; display: inline-block; }
.btn:hover { filter: brightness(1.08); } .btn:disabled { opacity: .6; cursor: wait; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); } .btn.danger { background: transparent; color: var(--red); border: 1px solid var(--line); }
.btn.small { padding: 6px 12px; font-size: 13px; } .actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 12px; }

.debt-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 8px; } .big { font-size: 26px; font-weight: 700; }
.facts { display: flex; flex-wrap: wrap; gap: 6px 22px; font-size: 14px; color: var(--muted); margin-bottom: 10px; } .facts b { color: var(--text); }
.debt.done { opacity: .6; }
details.pay summary { list-style: none; cursor: pointer; } details.pay[open] { width: 100%; } details.pay form { margin-top: 8px; flex-wrap: wrap; }
details.pay input, details.pay select { width: auto; flex: 1 1 150px; }

.ai-out { display: none; margin-top: 14px; padding: 14px 18px; border-left: 4px solid var(--accent); background: var(--bg); border-radius: 0 8px 8px 0; } .ai-out.show { display: block; }
.ai-out p { margin: 6px 0; } .ai-out ul, .ai-out ol { margin: 6px 0; padding-left: 22px; } .ai-out li { margin: 3px 0; }
.order { padding-left: 20px; } .order li { margin: 6px 0; }

.chat-form { display: flex; gap: 10px; margin-top: 12px; } .chat-form textarea { resize: vertical; }
#chat-log { max-height: 58vh; overflow-y: auto; padding-right: 6px; }
.msg { display: flex; margin: 10px 0; } .msg.user { justify-content: flex-end; }
.bubble { max-width: 82%; padding: 10px 16px; border-radius: 14px; background: var(--bg); border: 1px solid var(--line); } .bubble p { margin: 4px 0; } .bubble ul, .bubble ol { padding-left: 20px; margin: 4px 0; }
.msg.user .bubble { background: var(--accent); color: #fff; border-color: transparent; }

.login { display: grid; place-items: center; min-height: 100vh; } .login-box { width: min(380px, 92vw); display: flex; flex-direction: column; gap: 12px; }
details summary { cursor: pointer; padding: 6px 0; }

.reply { margin-top: 12px; } .reply[hidden] { display: none; }
.reply label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.reply .thread .ai-out { margin-top: 10px; } .ai-out.you { border-left-color: var(--green); background: transparent; }