:root { --bg:#0b1324; --card:#101a36; --ink:#e6e9f5; --muted:#97a1c0; --accent:#6aa5ff; }
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,Segoe UI,Roboto,Ubuntu,Arial;background:var(--bg);color:var(--ink)}
.wrap{max-width:1120px;margin:24px auto;padding:16px}
header{display:flex;gap:16px;align-items:center;justify-content:space-between}
header h1{font-size:22px;margin:0}
nav a{color:var(--ink);text-decoration:none;background:#0e1a38;padding:8px 12px;border-radius:10px;border:1px solid #1f2b53}
.card{background:var(--card);border:1px solid #1a254a;border-radius:16px;padding:16px;margin-top:16px;box-shadow:0 6px 24px rgba(0,0,0,.35)}
.grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
.day{background:#0d1732;border:1px solid #1b2750;border-radius:12px;padding:10px;min-height:110px}
.day h4{margin:0 0 6px 0;font-size:13px;color:var(--muted)}
.badge{display:inline-block;font-size:12px;padding:2px 8px;border-radius:999px;border:1px solid #23305f;color:#b7c5f3}
.btn{cursor:pointer;border:1px solid #25407a;background:#122453;color:var(--ink);padding:10px 12px;border-radius:12px}
.btn.primary{background:linear-gradient(180deg,#2559c7,#163a8a);border-color:#3f63ad}
.btn.small{padding:6px 8px;font-size:12px}
.row{display:flex;gap:8px;flex-wrap:wrap}
label{font-size:13px;color:#bcd}
input[type=date],input[type=time],textarea,select{background:#0b1737;color:var(--ink);border:1px solid #23335f;border-radius:10px;padding:8px}
textarea{width:100%;min-height:72px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid #1d2b56;padding:8px 6px;font-size:14px}
.table th{color:#a8b2d8;text-align:left}
.notice{color:#bde}
footer{opacity:.7;font-size:12px;margin-top:18px}

/* toasts */
.toast{position:fixed;right:16px;bottom:16px;background:#0c1e47;border:1px solid #2b59a7;padding:10px 12px;border-radius:12px}

/* ===== Modal ===== */
.modal{
  position:fixed; inset:0; display:none; align-items:center; justify-content:center;
  background:rgba(0,0,0,.45); z-index:9999;
}
.modal[aria-hidden="false"]{ display:flex; }
.modal__dialog{
  width:min(720px,95vw); background:var(--card); border:1px solid #1a254a; border-radius:16px;
  box-shadow:0 12px 40px rgba(0,0,0,.5); padding:16px;
}
.modal__header{ display:flex; align-items:center; justify-content:space-between; margin-bottom:8px; }
.modal__close{
  background:#122453; color:var(--ink); border:1px solid #25407a; border-radius:10px; padding:6px 10px; cursor:pointer;
}
.modal textarea{ min-height:110px; width:100%; }