:root {
  --bg: #0b0f14;
  --bg2: #121820;
  --card: #161d27;
  --border: #243041;
  --text: #e8eef6;
  --muted: #8b9bb0;
  --accent: #5b9dff;
  --accent2: #3d7ae0;
  --good: #3ecf8e;
  --good-bg: rgba(62, 207, 142, 0.12);
  --bad: #ff6b7a;
  --bad-bg: rgba(255, 107, 122, 0.12);
  --warn: #f0b429;
  --warn-bg: rgba(240, 180, 41, 0.12);
  --radius: 14px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); min-height: 100%; }
body { line-height: 1.45; }
a { color: var(--accent); }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(91, 157, 255, 0.18), transparent),
    var(--bg);
}

.login-card {
  width: min(420px, 100%);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  padding: 28px;
  box-shadow: var(--shadow);
}

.login-brand { display: flex; gap: 14px; align-items: center; margin-bottom: 12px; }
.login-tag { margin: 0; color: var(--muted); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.login-card h1 { margin: 0; font-size: 28px; letter-spacing: -0.03em; }
.brand-dot { color: var(--accent); }
.login-lead { color: var(--muted); margin: 0 0 22px; }
.login-foot { margin: 22px 0 0; color: var(--muted); font-size: 12px; text-align: center; }

label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
input, textarea {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 12px 14px;
  outline: none;
}
input:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(91, 157, 255, 0.15); }
textarea { min-height: 80px; resize: vertical; }

.btn {
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  border-radius: 10px;
  padding: 11px 16px;
  font-weight: 600;
  transition: 0.15s ease;
}
.btn:hover { border-color: #3a4d66; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn.primary { background: linear-gradient(180deg, var(--accent), var(--accent2)); border-color: transparent; color: #fff; }
.btn.primary:hover { filter: brightness(1.05); }
.btn.good { background: var(--good-bg); border-color: rgba(62, 207, 142, 0.35); color: var(--good); }
.btn.bad { background: var(--bad-bg); border-color: rgba(255, 107, 122, 0.35); color: var(--bad); }
.btn.ghost { background: transparent; }
.btn.sm { padding: 8px 12px; font-size: 13px; }

.msg { min-height: 1.2em; font-size: 13px; margin: 8px 0 14px; color: var(--muted); }
.msg.error { color: var(--bad); }
.msg.ok { color: var(--good); }

.app-shell { max-width: 920px; margin: 0 auto; padding: 20px 16px 48px; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.brand-row { display: flex; align-items: center; gap: 12px; }
.brand-row h1 { margin: 0; font-size: 22px; letter-spacing: -0.03em; }
.brand-sub { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
.user-chip {
  display: flex; align-items: center; gap: 10px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 999px; padding: 6px 8px 6px 14px;
  font-size: 13px; color: var(--muted);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.stat .n { font-size: 26px; font-weight: 700; letter-spacing: -0.03em; }
.stat .l { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; margin-top: 2px; }
.stat.pending .n { color: var(--warn); }
.stat.done .n { color: var(--good); }
.stat.rejected .n { color: var(--bad); }

.tabs {
  display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap;
}
.tab {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
}
.tab.active { background: rgba(91, 157, 255, 0.12); border-color: rgba(91, 157, 255, 0.4); color: var(--text); }

.list { display: flex; flex-direction: column; gap: 12px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.card-top { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.card h2 { margin: 0 0 6px; font-size: 17px; letter-spacing: -0.02em; }
.card .body { color: var(--muted); margin: 0 0 10px; white-space: pre-wrap; }
.meta { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.chip {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 4px 9px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.chip.priority-urgent, .chip.priority-high { color: var(--warn); border-color: rgba(240,180,41,0.35); background: var(--warn-bg); }
.chip.status-pending { color: var(--warn); background: var(--warn-bg); border-color: rgba(240,180,41,0.3); }
.chip.status-done { color: var(--good); background: var(--good-bg); border-color: rgba(62,207,142,0.3); }
.chip.status-rejected { color: var(--bad); background: var(--bad-bg); border-color: rgba(255,107,122,0.3); }
.instructions {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 13px;
  color: #c5d0de;
  white-space: pre-wrap;
}
.links { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.links a {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 8px;
  background: rgba(91,157,255,0.1);
  border: 1px solid rgba(91,157,255,0.25);
  text-decoration: none;
}
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.time { color: var(--muted); font-size: 12px; white-space: nowrap; }
.resolve-note {
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: 10px;
}
.empty {
  text-align: center;
  color: var(--muted);
  padding: 48px 20px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.55);
  display: grid; place-items: center;
  padding: 16px;
  z-index: 50;
}
.modal {
  width: min(440px, 100%);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.modal h3 { margin: 0 0 8px; }
.modal p { margin: 0 0 14px; color: var(--muted); font-size: 14px; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; }

.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 12px 16px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  z-index: 60;
  max-width: 320px;
  font-size: 14px;
}
.toast.error { border-color: rgba(255,107,122,0.4); }
.toast.ok { border-color: rgba(62,207,142,0.4); }

@media (max-width: 560px) {
  .stats { grid-template-columns: 1fr; }
  .card-top { flex-direction: column; }
}