:root {
  --bg: #0a1526;
  --card: #12203a;
  --card2: #182a49;
  --text: #eaf0ff;
  --muted: #8ea0bd;
  --accent: #4f7cff;
  --accent2: #7b93ff;
  --ok: #35d07f;
  --warn: #f5a623;
  --line: rgba(255, 255, 255, .08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 50% -200px, #16305c 0%, var(--bg) 60%);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

.wrap { max-width: 560px; margin: 0 auto; padding: 22px 16px 40px; }

.hdr { display: flex; align-items: center; gap: 11px; margin-bottom: 18px; }
.logo { width: 38px; height: 38px; filter: drop-shadow(0 6px 16px rgba(79,124,255,.35)); }
.logo svg { width: 100%; height: 100%; }
.brand { flex: 1; }
.brand b { display: block; font-size: 13.5px; letter-spacing: .06em; }
.brand span { color: var(--muted); font-size: 12px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  margin-bottom: 14px;
}

.hero {
  background: linear-gradient(150deg, #16305c 0%, #12203a 60%, #0f1b30 100%);
  border-color: rgba(79,124,255,.25);
}

h1 { font-size: 22px; margin: 0 0 10px; }
h2 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em;
     color: var(--muted); margin: 0 0 12px; }

.big { font-size: 34px; font-weight: 750; letter-spacing: -.02em; margin: 6px 0 2px; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.mt { margin-top: 12px; }

.between { display: flex; align-items: center; justify-content: space-between; gap: 10px; }

.badge { padding: 4px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700; }
.badge.paid { background: rgba(245,166,35,.14); color: var(--warn); border: 1px solid rgba(245,166,35,.35); }
.badge.prob { background: rgba(79,124,255,.16); color: var(--accent2); }
.badge.off { background: rgba(255,255,255,.08); color: var(--muted); }

.kv { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }
.kv div { background: rgba(255,255,255,.04); border-radius: 12px; padding: 9px 10px; }
.kv span { display: block; color: var(--muted); font-size: 10.5px;
           text-transform: uppercase; letter-spacing: .05em; }
.kv b { font-size: 13.5px; }

.input {
  width: 100%;
  background: var(--card2);
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 12px 14px;
  color: var(--text);
  font: inherit;
  outline: none;
}
.input:focus { border-color: rgba(79,124,255,.55); }

.btn {
  display: block;
  width: 100%;
  margin-top: 12px;
  padding: 13px 16px;
  border: 0;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font: inherit;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.06); }

.inline { display: flex; gap: 8px; align-items: flex-start; }
.inline .btn { width: auto; margin-top: 0; white-space: nowrap; }

.ghost {
  color: var(--accent2);
  text-decoration: none;
  font-size: 13px;
}
.ghost.sm { font-size: 12.5px; }

.row { display: flex; justify-content: space-between; padding: 10px 0;
       border-bottom: 1px solid var(--line); }
.row:last-of-type { border-bottom: 0; }

.alert {
  background: rgba(255,92,92,.12);
  border: 1px solid rgba(255,92,92,.35);
  color: #ffb3b3;
  padding: 10px 12px;
  border-radius: 12px;
  margin-bottom: 12px;
  font-size: 13.5px;
}
.alert.ok { background: rgba(53,208,127,.12); border-color: rgba(53,208,127,.35); color: #b6f0cf; }

.chat { display: grid; gap: 8px; max-height: 50vh; overflow-y: auto; }
.msg { padding: 10px 13px; border-radius: 14px; font-size: 14px; max-width: 85%; }
.msg.user { justify-self: end; background: linear-gradient(135deg, var(--accent), var(--accent2)); }
.msg.admin { justify-self: start; background: var(--card2); }
.msg.bot { justify-self: start; background: rgba(79,124,255,.12); border: 1px solid rgba(79,124,255,.3); }
.msg .who { display: block; font-size: 10.5px; text-transform: uppercase;
            letter-spacing: .05em; opacity: .7; margin-bottom: 3px; }

.foot { color: var(--muted); font-size: 11.5px; text-align: center; margin-top: 20px; }

.btn.ghost {
  background: rgba(255, 255, 255, .07);
  color: var(--text);
}