:root {
  --comnet-purple: #620080;
  --comnet-purple-dark: #44005b;
  --comnet-lilac: #f4eef8;
  --comnet-lilac-strong: #e8d9f0;
  --ink: #29202f;
  --muted: #746a79;
  --line: #d7c6df;
  --paper: #ffffff;
  font-family: "Yu Gothic UI", "Meiryo", sans-serif;
  color: var(--ink);
  background: #f7f4f8;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: linear-gradient(180deg, #fff 0, #f8f4fa 320px); }
a { color: var(--comnet-purple); }
.site-header { display: flex; align-items: center; justify-content: space-between; min-height: 88px; padding: 12px clamp(20px, 5vw, 72px); background: var(--paper); border-bottom: 4px solid var(--comnet-purple); box-shadow: 0 6px 22px rgba(68, 0, 91, .08); }
.brand { display: inline-flex; align-items: center; }
.brand img { display: block; width: 142px; height: auto; }
nav { display: flex; gap: 8px; flex-wrap: wrap; }
nav a { padding: 10px 15px; border-radius: 5px; color: var(--ink); font-weight: 700; text-decoration: none; }
nav a:hover, nav a:focus-visible { color: #fff; background: var(--comnet-purple); }

.page-shell { max-width: 1120px; margin: 0 auto; padding: 44px 24px 64px; }
.page-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.page-heading h1 { margin: 2px 0 8px; color: var(--comnet-purple); font-size: clamp(2rem, 4vw, 3rem); font-weight: 600; letter-spacing: .05em; }
.page-heading p { margin: 0; color: var(--muted); }
.eyebrow { color: var(--comnet-purple) !important; font-size: .72rem; font-weight: 800; letter-spacing: .16em; }
h1, h2, h3 { color: var(--comnet-purple); }
main > h1 { padding-bottom: 10px; border-bottom: 2px solid var(--comnet-lilac-strong); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 28px; }
.stat-card { position: relative; overflow: hidden; min-height: 135px; padding: 23px 22px; background: var(--paper); border: 1px solid var(--line); box-shadow: 0 8px 24px rgba(68, 0, 91, .07); }
.stat-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 6px; background: var(--comnet-purple); }
.stat-card span { display: block; margin-bottom: 12px; color: var(--muted); font-weight: 700; }
.stat-card strong { color: var(--comnet-purple); font-size: 2.5rem; line-height: 1; }
.stat-card small { margin-left: 6px; color: var(--muted); font-size: .95rem; }

.paper-panel, .multiline { padding: 26px; background: var(--paper); border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(68, 0, 91, .07); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 16px; padding-bottom: 16px; border-bottom: 4px solid var(--comnet-purple); }
.section-heading h2 { margin: 3px 0 0; font-size: 1.55rem; }
.record-list { margin: 0; padding: 0; list-style: none; }
.record-list li { border-bottom: 1px solid var(--line); }
.record-list li:nth-child(even) { background: var(--comnet-lilac); }
.record-list a { display: flex; justify-content: space-between; gap: 16px; padding: 16px; color: var(--ink); font-weight: 700; text-decoration: none; }
.record-list a:hover { color: var(--comnet-purple); background: var(--comnet-lilac); }
.record-list a span { color: var(--muted); font-weight: 400; }
.empty-state { padding: 32px 16px; color: var(--muted); text-align: center; }

.button, button, input[type="submit"] { display: inline-block; padding: 11px 20px; border: 1px solid var(--comnet-purple); border-radius: 4px; color: #fff; background: var(--comnet-purple); font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }
.button:hover, button:hover, input[type="submit"]:hover { background: var(--comnet-purple-dark); }
form { padding: 24px; background: var(--paper); border-top: 5px solid var(--comnet-purple); box-shadow: 0 10px 30px rgba(68, 0, 91, .07); }
input, select, textarea { max-width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 3px; background: #fff; font: inherit; }
input:focus, select:focus, textarea:focus { outline: 3px solid var(--comnet-lilac-strong); border-color: var(--comnet-purple); }

table { width: 100%; border-collapse: collapse; background: var(--paper); border: 1px solid var(--line); }
th, td { padding: 12px; border: 1px solid var(--line); text-align: left; }
th { color: #fff; background: var(--comnet-purple); }
tbody tr:nth-child(even) { background: var(--comnet-lilac); }
.cancelled { color: #777; background: #f1eef2; }
.report-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; margin: 24px 0; }
.filter-form { display: flex; align-items: end; gap: 14px; flex-wrap: wrap; }
.warning-panel { border-left: 6px solid #b66a00; }
.warning-row { background: #fff4dc !important; }
.danger-link { color: #8b1231; font-weight: 700; }

.login-page .site-header { justify-content: center; border-bottom-width: 3px; box-shadow: none; }
.login-page .site-header .brand { display: none; }
.login-page .page-shell { display: grid; min-height: calc(100vh - 91px); place-items: start center; padding-top: clamp(42px, 8vh, 88px); }
.login-card { width: min(100%, 520px); padding: 42px 48px 48px; background: var(--paper); border: 1px solid var(--line); border-top: 6px solid var(--comnet-purple); box-shadow: 0 18px 54px rgba(68, 0, 91, .12); text-align: center; }
.login-logo { display: block; width: min(250px, 74%); height: auto; margin: 0 auto 28px; }
.login-card h1 { margin: 5px 0 10px; padding: 0 0 14px; border-bottom: 2px solid var(--comnet-lilac-strong); font-size: 2.15rem; font-weight: 600; letter-spacing: .08em; }
.login-intro { margin: 0 0 26px; color: var(--muted); }
.login-form { padding: 0; border: 0; box-shadow: none; text-align: left; }
.form-row { margin-bottom: 20px; }
.form-row label { display: block; margin-bottom: 8px; color: var(--ink); font-weight: 700; }
.login-form input { width: 100%; min-height: 46px; }
.login-form button { width: 100%; margin-top: 4px; }
.form-errors, .field-errors { margin-bottom: 18px; padding: 11px 13px; color: #8b1231; background: #fff0f4; border-left: 4px solid #8b1231; text-align: left; }
.form-errors ul, .field-errors ul { margin: 0; padding-left: 20px; }

@media (max-width: 820px) {
  .site-header, .page-heading { align-items: flex-start; flex-direction: column; }
  .site-header { padding: 14px 20px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .report-grid { grid-template-columns: 1fr; }
  .page-shell { padding: 30px 16px 48px; }
}
@media (max-width: 520px) {
  nav { width: 100%; }
  nav a { flex: 1; text-align: center; }
  .stats { grid-template-columns: 1fr; }
  .section-heading, .record-list a { align-items: flex-start; flex-direction: column; }
  table { display: block; overflow-x: auto; }
  .login-page .page-shell { padding-top: 28px; }
  .login-card { padding: 32px 22px 36px; }
}

/* ---- PHP版で追加 ---- */
.inline-form { display: inline; margin: 0; padding: 0; background: none; border: 0; box-shadow: none; }
.link-button { padding: 0; border: 0; color: var(--comnet-purple); background: none; font-weight: 400; text-decoration: underline; cursor: pointer; }
.link-button:hover { background: none; color: var(--comnet-purple-dark); }
nav .inline-form button { padding: 10px 15px; border: 0; border-radius: 5px; color: var(--ink); background: none; font-weight: 700; }
nav .inline-form button:hover { color: #fff; background: var(--comnet-purple); }
.user-chip { color: var(--muted); font-size: .85rem; align-self: center; padding: 0 6px; }
.flash { margin-bottom: 20px; padding: 12px 16px; background: var(--comnet-lilac); border-left: 5px solid var(--comnet-purple); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 16px 0; }
.button.secondary, button.secondary { color: var(--comnet-purple); background: #fff; }
.button.secondary:hover, button.secondary:hover { color: #fff; background: var(--comnet-purple); }
button.danger { border-color: #8b1231; background: #8b1231; }
dl.detail-list { display: grid; grid-template-columns: minmax(120px, 200px) 1fr; margin: 0; background: var(--paper); border: 1px solid var(--line); }
dl.detail-list dt, dl.detail-list dd { margin: 0; padding: 10px 12px; border-bottom: 1px solid var(--line); }
dl.detail-list dt { color: var(--comnet-purple); font-weight: 700; background: var(--comnet-lilac); }
dl.detail-list dd { white-space: pre-wrap; overflow-wrap: anywhere; }
.num { text-align: right; white-space: nowrap; }
.muted { color: var(--muted); }
.lines-table input, .lines-table select { width: 100%; padding: 6px 8px; }
.lines-table td { padding: 6px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 24px; }
.form-grid p { margin: 0 0 14px; }
.form-grid input:not([type=checkbox]), .form-grid select, .form-grid textarea { width: 100%; }
.form-grid .wide { grid-column: 1 / -1; }
.page-shell > section + section, .paper-panel + h2 { margin-top: 28px; }
.status { display: inline-block; padding: 2px 10px; border-radius: 999px; background: var(--comnet-lilac-strong); color: var(--comnet-purple-dark); font-size: .85rem; font-weight: 700; }
.status.cancelled { background: #eee; color: #777; }
@media (max-width: 820px) { .form-grid { grid-template-columns: 1fr; } dl.detail-list { grid-template-columns: 1fr; } }
@media print { .site-header, .actions, form { display: none !important; } }