:root {
  --bg: #f3f6fb;
  --card: #ffffff;
  --text: #1c2434;
  --muted: #5d6a80;
  --line: #dfe5ef;
  --primary: #3b5bdb;
  --primary-soft: #e7ecff;
  --green: #2f9e44;
  --green-soft: #e3f6e7;
  --red: #e03131;
  --red-soft: #ffe5e5;
  --amber: #f08c00;
  --amber-soft: #fff2db;
  --violet: #7048e8;
  --violet-soft: #efe9ff;
  --shadow: 0 6px 24px rgba(28, 36, 52, .08);
  --radius: 16px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #11151d; --card: #1a202b; --text: #e8ecf3; --muted: #9aa6ba; --line: #2b3342;
    --primary: #7d97ff; --primary-soft: #222c4a; --green: #51cf66; --green-soft: #1b3324;
    --red: #ff6b6b; --red-soft: #3a1f22; --amber: #ffa94d; --amber-soft: #3a2c17;
    --violet: #a48bff; --violet-soft: #2a2347; --shadow: 0 6px 24px rgba(0,0,0,.35);
  }
}
:root[data-theme="dark"] {
  --bg: #11151d; --card: #1a202b; --text: #e8ecf3; --muted: #9aa6ba; --line: #2b3342;
  --primary: #7d97ff; --primary-soft: #222c4a; --green: #51cf66; --green-soft: #1b3324;
  --red: #ff6b6b; --red-soft: #3a1f22; --amber: #ffa94d; --amber-soft: #3a2c17;
  --violet: #a48bff; --violet-soft: #2a2347; --shadow: 0 6px 24px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: 'Nunito', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg); color: var(--text);
  line-height: 1.45; -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); }
button, input, select, textarea { font: inherit; color: inherit; }

.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px; background: color-mix(in srgb, var(--card) 92%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.topbar .home { text-decoration: none; font-weight: 800; color: var(--text); display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.topbar .home .logo { width: 32px; height: 32px; border-radius: 10px; background: var(--primary); color: #fff; display: grid; place-items: center; font-size: 18px; }
.topbar .title { font-weight: 700; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; min-width: 0; }
.langs { display: flex; gap: 4px; background: var(--bg); padding: 3px; border-radius: 10px; border: 1px solid var(--line); }
.langs button { border: 0; background: transparent; padding: 4px 9px; border-radius: 7px; cursor: pointer; font-weight: 800; font-size: 13px; color: var(--muted); }
.langs button.on { background: var(--primary); color: #fff; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 20px 16px 48px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid var(--line); background: var(--card); padding: 9px 16px;
  border-radius: 12px; cursor: pointer; font-weight: 700; text-decoration: none; color: var(--text);
  transition: transform .15s, background .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.green { background: var(--green); border-color: var(--green); color: #fff; }
.btn.red { background: var(--red); border-color: var(--red); color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 10px; font-size: 14px; border-radius: 9px; }
input[type=text], input[type=number], input[type=date], select, textarea {
  border: 1px solid var(--line); background: var(--bg); border-radius: 10px; padding: 8px 10px; min-width: 0;
}
textarea { width: 100%; resize: vertical; }
.muted { color: var(--muted); }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.footer { text-align: center; color: var(--muted); font-size: 14px; padding: 24px 16px 32px; }
.hide { display: none !important; }

@media print {
  .topbar, .no-print, .footer { display: none !important; }
  body { background: #fff; color: #000; }
  .card { box-shadow: none; border: 0; padding: 0; }
}