:root {
  --blue: #2563eb;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #f4f7fb;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Plus Jakarta Sans", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
body.is-login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, #0f172a, #1d4ed8 70%);
  padding: 24px;
}
.login-card {
  width: min(420px, 100%);
  background: #fff;
  border-radius: 24px;
  padding: 32px 28px;
  box-shadow: 0 24px 60px rgba(0,0,0,.25);
}
.kicker { margin: 0; color: var(--blue); font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 8px 0 6px; font-size: 1.5rem; }
.lead { margin: 0 0 20px; color: var(--muted); }
.error { background: #fef2f2; color: #b91c1c; padding: 10px 12px; border-radius: 10px; }
.ok { background: #ecfdf5; color: #047857; padding: 10px 12px; border-radius: 10px; }
.forgot { margin: 14px 0 0; text-align: center; }
.forgot a { color: var(--blue); font-weight: 600; font-size: .9rem; }
.mini { margin: 12px 0 0; color: var(--muted); font-size: .82rem; line-height: 1.45; }
.btn-alt {
  background: #fff;
  color: var(--blue);
  border: 1px solid var(--blue);
  margin-top: 10px;
}
label { display: grid; gap: 6px; margin-bottom: 12px; font-size: .85rem; color: var(--muted); }
input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  font-size: 16px;
}
button, .top a, .card {
  font: inherit;
}
button {
  width: 100%;
  border: 0;
  border-radius: 12px;
  padding: 12px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 22px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.top-left { display: flex; align-items: center; gap: 22px; min-width: 0; }
.brand { font-weight: 800; color: inherit; }
.menu { display: flex; gap: 6px; }
.menu a {
  padding: 8px 12px;
  border-radius: 10px;
  color: var(--muted);
  font-weight: 600;
}
.menu a.is-active, .menu a:hover { background: var(--bg); color: var(--ink); }
.page-h { margin: 0 0 8px; font-size: 1.45rem; }
.asst {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  max-width: 640px;
}
.asst h2 { margin: 18px 0 10px; }
.check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  color: var(--ink);
  font-size: .95rem;
}
.check input { width: auto; }
.asst textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  min-height: 90px;
}
.asst button { width: auto; padding: 12px 18px; margin-top: 8px; }
.who { display: flex; gap: 14px; align-items: center; color: var(--muted); }
.who a { color: var(--blue); font-weight: 600; }
.wrap { width: min(1080px, calc(100% - 32px)); margin: 28px auto 60px; }
.hint { color: var(--muted); }
h2 { margin: 28px 0 12px; font-size: 1.05rem; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.card {
  display: grid;
  gap: 4px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  text-decoration: none;
  color: inherit;
}
.card:hover { border-color: var(--blue); }
.card span { color: var(--muted); font-size: .9rem; }
.card.muted { opacity: .72; }
@media (max-width: 800px) {
  .grid { grid-template-columns: 1fr; }
}