* { box-sizing: border-box; }

:root {
  --bg: #f7f4ee;
  --surface: #ffffff;
  --border: #ebe4d6;
  --border-strong: #ddd2ba;
  --text: #221f19;
  --text-muted: #8a8071;
  --text-faint: #b3a993;
  --accent: #2f5fd8;
  --accent-hover: #2650bd;
  --accent-strong: #1e3f96;
  --accent-soft: #ebf1fd;
  --accent-soft-border: #c3d4f8;
  --accent-2: #d97757;
  --accent-2-soft: #fdf0ea;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --danger-soft: #fef2f2;
  --danger-soft-border: #fecaca;
  --success-soft: #f0fdf4;
  --success-text: #15803d;
  --warn-soft: #fffbeb;
  --warn-text: #b45309;
  --info-bg: #ebf1fd;
  --info-border: #c3d4f8;
  --warn-bg: #fffbeb;
  --warn-border: #f5dfa0;
  --highlight-bg: #fdf3e0;
  --highlight-border: #f2ddab;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-sm: 0 1px 2px rgba(120,90,50,0.05);
  --shadow: 0 2px 6px rgba(120,90,50,0.07), 0 8px 20px rgba(120,90,50,0.06);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(900px 460px at 12% -8%, rgba(47,95,216,0.07), transparent 60%),
    radial-gradient(700px 420px at 100% 0%, rgba(217,119,87,0.06), transparent 55%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.topbar {
  background: var(--surface);
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}
header.topbar a { color: var(--text); text-decoration: none; }
header.topbar a:hover { text-decoration: none; }
header.topbar .brand { font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em; display: inline-flex; align-items: center; gap: 0.55rem; }
header.topbar .brand::before {
  content: "";
  display: inline-block;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
header.topbar > div { display: flex; align-items: center; gap: 0.7rem; font-size: 0.88rem; color: var(--text-muted); }

nav.tabs {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  flex-wrap: wrap;
  background: var(--surface);
  padding: 0.6rem 1.5rem;
  border-bottom: 1px solid var(--border);
}
nav.tabs a {
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  transition: background 0.12s ease, color 0.12s ease;
}
nav.tabs a:hover { background: var(--bg); color: var(--text); text-decoration: none; }
nav.tabs a.active { background: var(--accent-soft); color: var(--accent-strong); font-weight: 700; }

main { max-width: 1120px; margin: 0 auto; padding: 2rem 1.5rem 4rem; }

h1 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.015em; margin: 0 0 1.2rem; }
h2 {
  font-size: 1.1rem; font-weight: 700; letter-spacing: -0.01em;
  margin-top: 2.2rem; margin-bottom: 0.8rem;
  padding-left: 0.7rem;
  border-left: 3px solid var(--accent-2);
}
h3 { font-size: 0.98rem; font-weight: 700; letter-spacing: -0.005em; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 1.1rem 1.2rem;
  margin-bottom: 1rem;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.card.info { background: var(--info-bg); border-color: var(--info-border); box-shadow: none; }
.card.warn { background: var(--warn-bg); border-color: var(--warn-border); box-shadow: none; }

details.card:hover { box-shadow: var(--shadow); }

table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 0.65rem 0.7rem; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
th { background: transparent; color: var(--text-muted); font-weight: 600; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.03em; border-bottom: 1px solid var(--border-strong); }
tbody tr:hover { background: var(--bg); }
th.num, td.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.card.table-wrap { padding: 0; }
.card.table-wrap table { margin: 0; }
.card.table-wrap th:first-child, .card.table-wrap td:first-child { padding-left: 1.1rem; }
.card.table-wrap th:last-child, .card.table-wrap td:last-child { padding-right: 1.1rem; }

form.inline { display: inline; }
label { display: block; margin: 0.7rem 0 0.3rem; font-size: 0.85rem; font-weight: 500; color: var(--text-muted); }
input, select, textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  min-height: 42px;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}
input:hover, select:hover, textarea:hover { border-color: var(--text-faint); }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
input[readonly] { background: var(--bg); color: var(--text-muted); }
input[type="checkbox"], input[type="radio"] { accent-color: var(--accent); }
textarea { min-height: 70px; }

button, .btn {
  display: inline-block;
  padding: 0.6rem 1.15rem;
  font-size: 0.92rem;
  font-weight: 600;
  font-family: inherit;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--text);
  color: #fff;
  cursor: pointer;
  min-height: 42px;
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(120,90,50,0.12);
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.1s ease, box-shadow 0.1s ease;
}
button:hover, .btn:hover { background: #000; transform: translateY(-1px); box-shadow: 0 4px 10px rgba(120,90,50,0.16); }
button:active, .btn:active { transform: translateY(1px); box-shadow: 0 1px 2px rgba(120,90,50,0.12); }
button.secondary, .btn.secondary { background: var(--surface); color: var(--text); border-color: var(--border-strong); box-shadow: none; }
button.secondary:hover, .btn.secondary:hover { background: var(--bg); }
button.danger, .btn.danger { background: var(--danger); }
button.danger:hover, .btn.danger:hover { background: var(--danger-hover); }
button.info, .btn.info { background: var(--accent); }
button.info:hover, .btn.info:hover { background: var(--accent-hover); }
button.small, .btn.small { padding: 0.35rem 0.75rem; font-size: 0.82rem; min-height: 32px; min-width: auto; flex: 0 0 auto; }

.row { display: flex; gap: 1rem; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 200px; }

.badge { display: inline-block; padding: 0.2rem 0.6rem; border-radius: 999px; font-size: 0.76rem; font-weight: 600; }
.badge.ok { background: var(--success-soft); color: var(--success-text); }
.badge.warn { background: var(--warn-soft); color: var(--warn-text); }
.badge.bad { background: var(--danger-soft); color: var(--danger); }
.badge.info { background: var(--accent-soft); color: var(--accent-strong); }

.muted { color: var(--text-muted); font-size: 0.85rem; }
.error-box { background: var(--danger-soft); color: var(--danger); border: 1px solid var(--danger-soft-border); padding: 0.75rem 1rem; border-radius: var(--radius-sm); margin-bottom: 1rem; font-size: 0.9rem; }

.total-box {
  background: var(--highlight-bg);
  border: 1px solid var(--highlight-border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  font-size: 1rem;
}
.total-box .amount { font-size: 1.7rem; font-weight: 700; letter-spacing: -0.01em; }

details.card { padding: 0; }
details.card summary {
  padding: 1.1rem 1.2rem;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  list-style: none;
  user-select: none;
}
details.card summary::-webkit-details-marker { display: none; }
details.card summary::before { content: "▸ "; font-size: 0.75em; color: var(--text-faint); }
details.card[open] summary::before { content: "▾ "; }
details.card[open] summary { border-bottom: 1px solid var(--border); margin-bottom: 1rem; }
details.card > *:not(summary) { padding: 0 1.2rem; }
details.card > *:last-child { padding-bottom: 1.2rem; }

.simple-summary { display: flex; flex-wrap: wrap; gap: 1.8rem; align-items: baseline; }
.simple-summary .item { min-width: 140px; }
.simple-summary .label { display: block; font-size: 0.78rem; color: var(--text-muted); margin-bottom: 0.15rem; }
.simple-summary .value { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.01em; }

.material-search { min-width: 220px; }
.material-search-results {
  display: none;
  z-index: 40;
  max-height: 280px;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}
.material-search-item {
  padding: 0.6rem 0.8rem;
  cursor: pointer;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border);
}
.material-search-item:last-child { border-bottom: none; }
.material-search-item:hover { background: var(--accent-soft); }
.material-search-empty { padding: 0.6rem 0.8rem; color: var(--text-muted); font-size: 0.88rem; }

@media (max-width: 640px) {
  main { padding: 1.2rem 0.9rem 3rem; }
  header.topbar, nav.tabs { padding-left: 0.9rem; padding-right: 0.9rem; }
  .row > * { min-width: 100%; }
}

/* ---- EC商品一覧(/ec)。.ec の中だけに効かせる ---- */
.ec { display: grid; gap: 1rem; }
.ec [hidden] { display: none !important; }
.ec > * { min-width: 0; margin: 0; }
.ec h1 { margin: 0; text-wrap: balance; }
.ec .card { padding: 0; margin: 0; box-shadow: var(--shadow); }
.ec .card-h { padding: 0.85rem 1rem; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.ec .card-h h2 { margin: 0; padding: 0; border: 0; font-size: 1.05rem; }
.ec .pagehead { display: flex; justify-content: space-between; align-items: flex-end; gap: 0.75rem; flex-wrap: wrap; }
.ec .sub { color: var(--text-muted); font-size: 0.88rem; margin: 0.25rem 0 0; display: flex; flex-wrap: wrap; gap: 0.3rem; align-items: center; }
.ec .subtabs { display: inline-flex; background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 3px; }
.ec .subtabs a { padding: 0.35rem 0.9rem; border-radius: 999px; color: var(--text-muted); font-size: 0.88rem; }
.ec .subtabs a.on { background: var(--text); color: #fff; }
.ec .subtabs a:hover { text-decoration: none; }
.ec .dot { display: inline-block; width: 0.6rem; height: 0.6rem; border-radius: 50%; background: var(--c, var(--text-faint)); flex: none; }
.ec .brands { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0.6rem; }
@media (max-width: 860px) { .ec .brands { grid-template-columns: repeat(2, minmax(0, 1fr)); } .ec .brands .all { grid-column: 1 / -1; } }
.ec .bcard { text-align: left; border: 1px solid var(--border); background: var(--surface); color: var(--text); border-radius: var(--radius-sm); padding: 0.7rem 0.85rem; cursor: pointer; display: grid; gap: 0.1rem; min-height: 0; box-shadow: none; font-weight: 400; }
.ec .bcard:hover { background: var(--surface); border-color: var(--border-strong); transform: none; box-shadow: none; }
.ec .bcard[aria-pressed="true"] { border-color: var(--text); box-shadow: inset 0 0 0 1px var(--text); }
.ec .bcard .t { font-weight: 700; display: flex; align-items: center; gap: 0.45rem; }
.ec .bcard .m { font-size: 0.78rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }
.ec .bcard .m b { color: var(--text); font-weight: 600; }
.ec table { font-size: 0.9rem; }
.ec th { text-transform: none; font-size: 0.76rem; letter-spacing: 0.04em; padding: 0.55rem 0.7rem; white-space: nowrap; background: #fbf9f5; vertical-align: bottom; }
.ec td { padding: 0.55rem 0.7rem; vertical-align: middle; }
.ec td.num, .ec th.num { white-space: nowrap; }
.ec tbody tr:last-child td { border-bottom: 0; }
.ec tbody tr.link { cursor: pointer; }
.ec tbody tr.link:hover td { background: #fcfaf6; }
.ec tr.group-row td { background: #fbf9f5; font-size: 0.8rem; color: var(--text-muted); font-weight: 600; padding-block: 0.4rem; }
.ec tr.group-row .g { display: inline-flex; align-items: center; gap: 0.45rem; }
.ec tr.group-row .g b { color: var(--text); }
.ec tr.sub-row td { font-size: 0.76rem; color: var(--text-muted); font-weight: 600; letter-spacing: 0.04em; padding-block: 0.3rem; background: var(--surface); }
.ec tr.total td { font-weight: 700; border-top: 1px solid var(--border-strong); }
.ec tr.base td { background: #f6f9ff; }
.ec tr.off td { color: var(--text-faint); }
.ec tr.off .strike { text-decoration: line-through; }
.ec tr.inactive td { opacity: 0.55; }
.ec tr.empty td { text-align: center; color: var(--text-muted); padding: 2rem 1rem; }
.ec .toolbar { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; justify-content: space-between; }
.ec .toolbar .l, .ec .toolbar .r { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.ec .search { border-radius: 999px; padding: 0.35rem 0.85rem; width: 15rem; max-width: 100%; min-height: 34px; }
.ec select.pillsel { border-radius: 999px; padding: 0.3rem 0.7rem; min-height: 34px; width: auto; }
.ec .lbl { font-size: 0.8rem; color: var(--text-muted); margin: 0; display: inline; }
.ec .chips { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.ec .chip { border: 1px solid var(--border); background: var(--surface); color: var(--text-muted); border-radius: 999px; padding: 0.25rem 0.7rem; font-size: 0.82rem; font-weight: 400; min-height: 0; box-shadow: none; }
.ec .chip:hover { background: var(--bg); transform: none; box-shadow: none; }
.ec .chip[aria-pressed="true"] { border-color: var(--accent-soft-border); background: var(--accent-soft); color: var(--accent-strong); font-weight: 600; }
.ec .chip .c { color: var(--text-faint); margin-left: 0.25rem; font-variant-numeric: tabular-nums; }
.ec .pill { display: inline-block; font-size: 0.72rem; font-weight: 500; border-radius: 999px; padding: 0.06rem 0.5rem; border: 1px solid var(--border); color: var(--text-muted); background: var(--surface); white-space: nowrap; }
.ec .pill.info { border-color: var(--accent-soft-border); color: var(--accent-strong); background: var(--accent-soft); }
.ec .pill.warn { border-color: var(--warn-border); color: var(--warn-text); background: var(--warn-soft); }
.ec .pill.good { border-color: #bfe5cb; color: var(--success-text); background: var(--success-soft); }
.ec .pill.bad { border-color: var(--danger-soft-border); color: var(--danger); background: var(--danger-soft); }
.ec .pill.summer { border-color: #f3cdbd; color: #c2613f; background: #fdf0ea; }
.ec .name-cell { display: flex; flex-direction: column; gap: 0.15rem; min-width: 14rem; }
.ec .name-cell .meta { display: flex; flex-wrap: wrap; gap: 0.25rem; align-items: center; }
.ec .bname { display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.74rem; color: var(--text-muted); }
.ec .rate { font-weight: 600; }
.ec .neg { color: var(--danger); font-weight: 700; }
.ec .range { display: flex; align-items: center; gap: 0.5rem; }
.ec .range .track { position: relative; width: 104px; height: 8px; background: #f1ece2; border-radius: 999px; flex: none; }
.ec .range .span { position: absolute; top: 0; bottom: 0; background: var(--accent-soft-border); border-radius: 999px; }
.ec .range .pt { position: absolute; top: -3px; width: 14px; height: 14px; margin-left: -7px; border-radius: 50%; background: var(--accent); border: 2px solid #fff; box-shadow: 0 0 0 1px var(--accent); }
.ec .range .txt, .ec .muted-s { font-size: 0.78rem; color: var(--text-muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.ec .bar { display: flex; align-items: center; gap: 0.5rem; justify-content: flex-end; }
.ec .bar .b { width: 64px; height: 6px; background: #f1ece2; border-radius: 999px; overflow: hidden; flex: none; }
.ec .bar .b i { display: block; height: 100%; background: var(--success-text); border-radius: 999px; }
.ec .bar .b i.low { background: var(--warn-text); }
.ec .bar .b i.neg { background: var(--danger); }
.ec .crumb { font-size: 0.86rem; color: var(--text-muted); display: flex; align-items: center; gap: 0.35rem; flex-wrap: wrap; }
.ec .stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.6rem; }
@media (max-width: 760px) { .ec .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.ec .stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 0.7rem 0.85rem; }
.ec .stat .l { font-size: 0.76rem; color: var(--text-muted); letter-spacing: 0.04em; }
.ec .stat .v { font-size: 1.35rem; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: 0.1rem; }
.ec .stat .d { font-size: 0.78rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }
.ec .two { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 1rem; align-items: start; }
@media (max-width: 900px) { .ec .two { grid-template-columns: minmax(0, 1fr); } }
.ec td.ch-name b { white-space: nowrap; }
.ec .hint { font-size: 0.78rem; color: var(--text-muted); }
.ec td .hint { display: block; max-width: 17rem; }
.ec .kv { display: grid; grid-template-columns: 1fr auto; gap: 0.35rem 1rem; padding: 0.9rem 1rem; font-size: 0.9rem; }
.ec .kv .k { color: var(--text-muted); }
.ec .kv .v { text-align: right; font-variant-numeric: tabular-nums; }
.ec .kv .sep { grid-column: 1 / -1; border-top: 1px solid var(--border); margin: 0.2rem 0; }
.ec .kv .v .hint { margin-left: 0.45rem; }
.ec input.money, .ec input.pct { width: 6rem; min-height: 32px; text-align: right; font-variant-numeric: tabular-nums; border-radius: 7px; padding: 0.28rem 0.45rem; }
.ec input.pct { width: 4.6rem; }
.ec input.months { width: 8.5rem; min-height: 32px; border-radius: 7px; padding: 0.28rem 0.45rem; }
.ec input.money.edited { border-color: var(--accent); background: var(--accent-soft); }
.ec input.pct:placeholder-shown { background: #fbf9f5; border-style: dashed; }
.ec .linkbtn { border: 0; background: none; color: var(--accent); cursor: pointer; font-size: 0.8rem; padding: 0 0.2rem; min-height: 0; box-shadow: none; font-weight: 400; }
.ec .linkbtn:hover { background: none; transform: none; box-shadow: none; text-decoration: underline; }
.ec .foot-notes { font-size: 0.8rem; color: var(--text-muted); display: grid; gap: 0.2rem; padding: 0.75rem 1rem; border-top: 1px solid var(--border); background: #fbf9f5; border-radius: 0 0 var(--radius) var(--radius); }
.ec .notice { background: var(--success-soft); color: var(--success-text); border: 1px solid #bfe5cb; border-radius: var(--radius-sm); padding: 0.55rem 0.85rem; font-size: 0.88rem; }
.ec th .bh { display: inline-flex; align-items: center; gap: 0.35rem; color: var(--text); }
.ec .pf { padding: 0.9rem 1rem; border-bottom: 1px solid var(--border); display: grid; grid-template-columns: minmax(0, 13rem) minmax(0, 1fr) minmax(0, 1.4fr); gap: 0.8rem 1.4rem; align-items: start; }
.ec .pf:last-of-type { border-bottom: 0; }
@media (max-width: 900px) { .ec .pf { grid-template-columns: minmax(0, 1fr); } }
.ec .pf h3 { font-size: 0.95rem; margin: 0; }
.ec .fields { display: grid; gap: 0.35rem; }
.ec .field { display: flex; justify-content: space-between; align-items: center; gap: 0.6rem; font-size: 0.86rem; margin: 0; color: var(--text); font-weight: 400; }
.ec .field > span { color: var(--text-muted); }
.ec .form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr)); gap: 0.2rem 1rem; padding: 0.4rem 1rem 1rem; }
.ec .form-grid .wide { grid-column: 1 / -1; }
.ec table.lines td { vertical-align: top; padding: 0.4rem 0.45rem; }
.ec table.lines input, .ec table.lines select { min-height: 34px; padding: 0.3rem 0.5rem; font-size: 0.88rem; }
.ec table.lines .q { width: 5.5rem; text-align: right; }
.ec table.lines .t { width: 7.5rem; }
.ec .line-cost { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.2rem; }
.ec .actions { display: flex; gap: 0.6rem; justify-content: space-between; align-items: center; flex-wrap: wrap; }