:root {
  --night: #242442; --coral: #f98d7b; --accent: #f2300d;
  --bg: #f7f6f4; --card: #ffffff; --text: #26232a; --muted: #6f6a77;
  --border: #e3e0dc; --ok: #1d8a53; --error: #c0392b; --radius: 10px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.55; min-height: 100vh;
}
/* --- Top bar --- */
.topbar {
  background: var(--night); color: #fff; display: flex; align-items: center;
  gap: 24px; padding: 0 24px; height: 56px;
}
.topbar .brand { font-weight: 700; color: var(--coral); margin-right: 8px; white-space: nowrap; }
.topbar a { color: #cfcde0; text-decoration: none; padding: 4px 2px; font-size: 0.95rem; }
.topbar a:hover, .topbar a.active { color: #fff; border-bottom: 2px solid var(--coral); }
.topbar .spacer { flex: 1; }
.topbar button { background: none; border: 1px solid #4a4a6d; color: #cfcde0; border-radius: 6px; padding: 6px 12px; cursor: pointer; }
.topbar button:hover { color: #fff; border-color: var(--coral); }
/* --- Layout --- */
main { max-width: 1080px; margin: 0 auto; padding: 28px 20px 60px; }
h1 { font-size: 1.5rem; margin-bottom: 20px; }
h2 { font-size: 1.15rem; margin: 26px 0 12px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; }
.cards-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 26px; }
.stat { text-align: center; }
.stat .value { font-size: 1.9rem; font-weight: 700; color: var(--night); }
.stat .label { color: var(--muted); font-size: 0.88rem; }
/* --- Tables --- */
table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
th { text-align: left; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); padding: 10px 14px; background: #efedea; }
td { padding: 11px 14px; border-top: 1px solid var(--border); vertical-align: top; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: #faf4f1; }
/* --- Forms --- */
form .field { margin-bottom: 16px; }
label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 5px; }
input, select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--border); border-radius: 7px;
  font: inherit; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--coral); border-color: var(--coral); }
textarea { min-height: 90px; resize: vertical; }
.field-error { color: var(--error); font-size: 0.84rem; min-height: 1.1em; display: block; margin-top: 3px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; }
fieldset { border: none; }
fieldset.choices label { display: inline-flex; align-items: center; gap: 6px; font-weight: 400; margin-right: 18px; }
fieldset.choices input { width: auto; }
/* --- Buttons --- */
.btn { display: inline-block; border: none; border-radius: 8px; padding: 10px 18px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; text-align: center; }
.btn-primary { background: var(--night); color: #fff; }
.btn-primary:hover { background: #33335c; }
.btn-accent { background: var(--accent); color: #fff; }
.btn-secondary { background: #fff; color: var(--night); border: 1px solid var(--border); }
.btn-danger { background: #fff; color: var(--error); border: 1px solid var(--error); }
.actions { display: flex; gap: 12px; margin-top: 8px; flex-wrap: wrap; }
/* --- Flash / misc --- */
.flash { position: fixed; top: 12px; left: 50%; transform: translateX(-50%); z-index: 10; padding: 10px 22px; border-radius: 8px; color: #fff; font-weight: 600; }
.flash-ok { background: var(--ok); }
.flash-error { background: var(--error); }
.hidden { display: none; }
.muted { color: var(--muted); }
.toolbar { display: flex; gap: 14px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; }
.toolbar input[type="search"] { max-width: 320px; }
/* --- Login --- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--night); padding: 20px; }
.login-card { background: #fff; border-radius: 14px; padding: 36px 32px; width: 100%; max-width: 400px; }
.login-card h1 { color: var(--night); font-size: 1.25rem; margin-bottom: 4px; }
.login-card .sub { color: var(--muted); font-size: 0.9rem; margin-bottom: 22px; }
@media (max-width: 700px) {
  .form-grid { grid-template-columns: 1fr; }
  .topbar { gap: 14px; padding: 0 12px; overflow-x: auto; }
}