* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; background: #f5f6f8; color: #1d2733; }
a { color: #14508c; }
.muted { color: #6b7684; font-size: 0.92em; }
.error { color: #b00020; }
.banner { background: #fff3cd; border-bottom: 1px solid #e0c46a; padding: 8px 16px; font-size: 0.95em; }

/* login */
.login-wrap { display: flex; justify-content: center; padding: 48px 16px; }
.login-box { background: #fff; border: 1px solid #d9dee4; border-radius: 10px; padding: 28px; width: 100%; max-width: 380px; }
.login-box h1 { margin-top: 0; font-size: 1.5em; }
.login-box label, #app label { display: block; margin: 10px 0; font-size: 0.92em; font-weight: 600; }
.login-box input, #app input, #app select, #app textarea {
  width: 100%; padding: 9px 10px; margin-top: 4px; border: 1px solid #c3ccd4; border-radius: 6px;
  font-size: 1em; font-weight: 400; background: #fff;
}
.btn { border: 1px solid #b9c2cc; background: #fff; border-radius: 6px; padding: 8px 14px; cursor: pointer; font-size: 0.95em; }
.btn:hover { background: #eef2f6; }
.btn.primary { background: #14508c; border-color: #14508c; color: #fff; }
.btn.primary:hover { background: #0f3f6e; }
.btn.small { padding: 4px 10px; font-size: 0.88em; }
.btn.wide { width: 100%; margin-top: 10px; }
.btn:disabled { opacity: 0.55; cursor: default; }

/* shell */
.topbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; background: #17384f; color: #fff; padding: 10px 16px; }
.brand { font-weight: 700; font-size: 1.15em; }
#main-nav { display: flex; flex-wrap: wrap; gap: 4px; }
.navbtn { background: transparent; color: #cfdce8; border: 0; padding: 7px 11px; border-radius: 6px; cursor: pointer; font-size: 0.98em; }
.navbtn:hover { background: #234a66; color: #fff; }
.navbtn.active { background: #fff; color: #17384f; font-weight: 700; }
.userbox { margin-left: auto; display: flex; align-items: center; gap: 10px; font-size: 0.92em; }
main { max-width: 1080px; margin: 0 auto; padding: 18px 14px 60px; }
.screen h2 { margin-top: 6px; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.inline-form { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.inline-form input { flex: 1 1 220px; }
.searchbar { margin: 12px 0; }
.searchbar input { width: 100%; }

/* home cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 14px 0 24px; }
.card { background: #fff; border: 1px solid #d9dee4; border-radius: 10px; padding: 16px; text-align: center; }
.card-num { font-size: 1.9em; font-weight: 700; color: #14508c; }

/* lists */
.listbox { background: #fff; border: 1px solid #d9dee4; border-radius: 10px; overflow: hidden; }
.lrow { display: block; width: 100%; text-align: left; padding: 11px 14px; border: 0; border-bottom: 1px solid #edf0f3; background: #fff; cursor: pointer; font-size: 1em; }
.lrow:hover { background: #f2f6fa; }
.lrow:last-child { border-bottom: 0; }
.lrow .sub { display: block; color: #6b7684; font-size: 0.88em; margin-top: 2px; }
.drow { padding: 11px 14px; border-bottom: 1px solid #edf0f3; }
.drow:last-child { border-bottom: 0; }
.drow .sub { display: block; color: #6b7684; font-size: 0.88em; margin-top: 2px; }
.tag { display: inline-block; background: #e8eef4; color: #17384f; border-radius: 20px; padding: 1px 9px; font-size: 0.8em; margin-left: 6px; }
.tag.off { background: #f3e2e2; color: #7c2323; }
.pager { display: flex; align-items: center; gap: 12px; margin: 12px 0; }

/* detail */
.panel { background: #fff; border: 1px solid #d9dee4; border-radius: 10px; padding: 16px; margin: 14px 0; }
.panel h3 { margin-top: 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 4px 16px; }
.kv { margin: 6px 0; }
.kv b { display: inline-block; min-width: 130px; color: #44515f; }
label.check { font-weight: 400; }
label.check input { width: auto; margin-right: 6px; }
.back { margin-bottom: 6px; }
.small-form { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.small-form input, .small-form select { flex: 1 1 160px; width: auto; }
textarea { resize: vertical; }

/* utilities */
.util-wrap { display: flex; gap: 16px; align-items: flex-start; }
.util-tables { flex: 0 0 230px; display: flex; flex-direction: column; gap: 2px; }
.util-tables button { text-align: left; border: 0; background: transparent; padding: 7px 9px; border-radius: 6px; cursor: pointer; font-size: 0.96em; }
.util-tables button:hover { background: #e8eef4; }
.util-tables button.active { background: #14508c; color: #fff; }
.util-main { flex: 1; min-width: 0; }
.urow { display: flex; gap: 8px; align-items: center; padding: 7px 12px; border-bottom: 1px solid #edf0f3; }
.urow:last-child { border-bottom: 0; }
.urow input { flex: 1; }

@media (max-width: 700px) {
  .util-wrap { flex-direction: column; }
  .util-tables { flex: none; flex-direction: row; flex-wrap: wrap; }
  .userbox { margin-left: 0; }
}