/* 団地工事プラットホーム v1 */
:root {
  --bg: #f3f5f8;
  --card: #ffffff;
  --ink: #1b2230;
  --muted: #5c6677;
  --line: #dfe3ea;
  --primary: #1f4f8f;
  --primary-ink: #ffffff;
  --primary-soft: #e6eef9;
  --ok: #1d7a45;
  --ok-soft: #e3f3e9;
  --warn: #b35c00;
  --warn-soft: #fff1df;
  --danger: #b3261e;
  --danger-soft: #fde8e6;
  --soon: #9aa3b1;
  --shadow: 0 1px 2px rgba(20, 30, 50, .06), 0 2px 8px rgba(20, 30, 50, .05);
  --radius: 12px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141c;
    --card: #171e29;
    --ink: #e7ecf3;
    --muted: #9aa6b8;
    --line: #2a3443;
    --primary: #6fa3e8;
    --primary-ink: #0f141c;
    --primary-soft: #1d2b40;
    --ok: #5cc98a;
    --ok-soft: #173325;
    --warn: #f0a24a;
    --warn-soft: #3a2a14;
    --danger: #f08a82;
    --danger-soft: #3b1b19;
    --soon: #5f6b7c;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}
a { color: var(--primary); }
button, input, textarea, select { font: inherit; color: inherit; }
.boot { padding: 40px 16px; text-align: center; color: var(--muted); }

/* ---------- 上の帯 */
.top {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
  background: var(--primary); color: var(--primary-ink);
}
.top .brand { color: inherit; text-decoration: none; font-weight: 800; font-size: 16px; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top .who { font-size: 13px; opacity: .9; white-space: nowrap; }
.top button {
  background: transparent; border: 1px solid currentColor; color: inherit;
  border-radius: 8px; padding: 4px 10px; font-size: 13px; cursor: pointer; min-height: 32px;
}

main.view { max-width: 760px; margin: 0 auto; padding: 16px 16px 48px; }
.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 8px 16px 24px; }

/* ---------- ボタン・入力 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 44px; padding: 8px 16px;
  border-radius: 10px; border: 1px solid var(--line);
  background: var(--card); color: var(--ink);
  font-weight: 700; cursor: pointer; text-decoration: none;
}
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.small { min-height: 34px; padding: 4px 10px; font-size: 14px; border-radius: 8px; }
.btn.wide { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn:focus-visible, input:focus-visible, textarea:focus-visible { outline: 3px solid var(--primary-soft); outline-offset: 1px; }
label.field { display: block; margin: 0 0 12px; }
label.field > span { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=password], input[type=search], input[type=date], textarea {
  width: 100%; padding: 10px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--card); min-height: 44px;
}
textarea { min-height: 96px; resize: vertical; }
.check { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); cursor: pointer; }
.check input { width: 20px; height: 20px; }

/* ---------- ログイン */
.login { max-width: 400px; margin: 0 auto; padding: 48px 16px; }
.login h1 { font-size: 20px; margin: 0 0 4px; }
.login .sub { color: var(--muted); font-size: 14px; margin: 0 0 24px; }
.msg { margin: 12px 0 0; padding: 10px 12px; border-radius: 10px; background: var(--danger-soft); color: var(--danger); font-size: 14px; }
.msg.info { background: var(--primary-soft); color: var(--primary); }
.msg.ok { background: var(--ok-soft); color: var(--ok); }
.msg.warn { background: var(--warn-soft); color: var(--warn); }

/* ---------- 一覧 */
.summary { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; margin-bottom: 12px; }
.summary button {
  border: 1px solid var(--line); background: var(--card); border-radius: 10px;
  padding: 8px 4px; cursor: pointer; text-align: center; min-height: 56px;
}
.summary button b { display: block; font-size: 20px; line-height: 1.2; }
.summary button span { font-size: 12px; color: var(--muted); }
.summary button.on { border-color: var(--primary); background: var(--primary-soft); }
.toolbar { display: flex; gap: 8px; margin-bottom: 12px; }
.toolbar input { flex: 1; }
.cards { display: grid; gap: 10px; }
.card {
  display: block; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 12px 14px; color: inherit; text-decoration: none;
  box-shadow: var(--shadow);
}
.card:active { transform: scale(.995); }
.card-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.room { font-size: 18px; font-weight: 800; letter-spacing: .02em; }
.meta { font-size: 12.5px; color: var(--muted); margin-top: 6px; overflow-wrap: anywhere; }
.empty { text-align: center; color: var(--muted); padding: 32px 8px; }

.badge { font-size: 12px; font-weight: 800; padding: 2px 10px; border-radius: 999px; white-space: nowrap; }
.st-受付 { background: var(--primary-soft); color: var(--muted); }
.st-施工中 { background: var(--primary-soft); color: var(--primary); }
.st-送信待ち { background: var(--warn-soft); color: var(--warn); }
.st-提出済 { background: var(--ok-soft); color: var(--ok); }

.chips { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.chip { font-size: 12px; padding: 1px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.chip.done { background: var(--ok-soft); border-color: transparent; color: var(--ok); }
.chip.warn { background: var(--warn-soft); border-color: transparent; color: var(--warn); }
.chip.soon { border-style: dashed; color: var(--soon); }

/* ---------- 部屋 */
.back { display: inline-block; margin-bottom: 8px; font-size: 14px; text-decoration: none; }
.title { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 0 0 12px; }
.title h1 { font-size: 24px; margin: 0; letter-spacing: .02em; }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin-bottom: 12px; box-shadow: var(--shadow); }
.panel h2 { font-size: 15px; margin: 0 0 10px; }
.panel h2 small { font-weight: 400; color: var(--muted); font-size: 12px; margin-left: 6px; }
.steps { display: flex; gap: 0; list-style: none; margin: 0; padding: 0; counter-reset: s; }
.steps li { flex: 1; text-align: center; font-size: 11.5px; color: var(--muted); position: relative; padding-top: 30px; }
.steps li::before {
  content: ""; position: absolute; top: 4px; left: 50%; transform: translateX(-50%);
  width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--line); background: var(--card);
}
.steps li::after { content: ""; position: absolute; top: 14px; left: calc(50% + 12px); right: calc(-50% + 12px); height: 2px; background: var(--line); }
.steps li:last-child::after { display: none; }
.steps li.done { color: var(--ok); font-weight: 700; }
.steps li.done::before { background: var(--ok); border-color: var(--ok); }
.steps li.warn { color: var(--warn); font-weight: 700; }
.steps li.warn::before { background: var(--warn); border-color: var(--warn); }
.steps li.soon { color: var(--soon); }
.steps li.soon::before { border-style: dashed; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }

.files { list-style: none; margin: 0; padding: 0; }
.files li { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); }
.files li:first-child { border-top: 0; padding-top: 2px; }
.ficon { flex: none; width: 36px; height: 36px; border-radius: 8px; display: grid; place-items: center; font-size: 11px; font-weight: 800; }
.ficon.pdf { background: var(--danger-soft); color: var(--danger); }
.ficon.xls { background: var(--ok-soft); color: var(--ok); }
.ficon.other { background: var(--primary-soft); color: var(--primary); }
.fmain { flex: 1; min-width: 0; }
.fmain b { display: block; font-size: 15px; }
.fmain small { display: block; color: var(--muted); font-size: 12px; overflow-wrap: anywhere; }
.tag { display: inline-block; font-size: 11px; font-weight: 700; padding: 0 6px; border-radius: 6px; margin-left: 4px; vertical-align: 1px; }
.tag.sent { background: var(--ok-soft); color: var(--ok); }
.tag.unsent { background: var(--warn-soft); color: var(--warn); }
.sends { list-style: none; margin: 0; padding: 0; font-size: 14px; }
.sends li { padding: 8px 0; border-top: 1px solid var(--line); overflow-wrap: anywhere; }
.sends li:first-child { border-top: 0; padding-top: 0; }
.sends small { color: var(--muted); display: block; }
.actions { position: sticky; bottom: 0; padding: 12px 0 max(12px, env(safe-area-inset-bottom)); background: linear-gradient(transparent, var(--bg) 30%); }

/* ---------- 送る */
.pick { list-style: none; margin: 0; padding: 0; }
.pick li { display: flex; align-items: center; gap: 8px; padding: 8px 0; border-top: 1px solid var(--line); }
.pick li:first-child { border-top: 0; }
.pick input[type=checkbox] { width: 22px; height: 22px; flex: none; }
.pick .num { flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--primary); color: var(--primary-ink); font-size: 12px; font-weight: 800; display: grid; place-items: center; }
.pick .num.off { background: var(--line); color: var(--muted); }
.pick .order { display: flex; gap: 4px; }
.kv { display: grid; grid-template-columns: 4.5em 1fr; gap: 4px 8px; font-size: 14px; margin: 0 0 12px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.result { border: 2px solid var(--ok); }

/* ---------- 確認の窓 */
.modal { position: fixed; inset: 0; z-index: 50; background: rgba(10, 15, 25, .55); display: grid; place-items: center; padding: 16px; }
.modal .box { background: var(--card); border-radius: 14px; max-width: 520px; width: 100%; padding: 18px; max-height: 90vh; overflow: auto; }
.modal h2 { font-size: 18px; margin: 0 0 12px; }
.modal .row { display: flex; gap: 8px; margin-top: 16px; }
.modal .row .btn { flex: 1; }

/* ---------- お知らせ */
.toast {
  position: fixed; left: 50%; bottom: max(16px, env(safe-area-inset-bottom)); transform: translateX(-50%);
  z-index: 60; max-width: calc(100% - 32px); padding: 10px 16px; border-radius: 10px;
  background: #1b2230; color: #fff; font-size: 14px; box-shadow: 0 4px 16px rgba(0, 0, 0, .25);
}
.toast a { color: #9cc4ff; }
.spin { display: inline-block; width: 16px; height: 16px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: sp .8s linear infinite; vertical-align: -3px; }
@keyframes sp { to { transform: rotate(360deg); } }
.loading { text-align: center; color: var(--muted); padding: 32px 0; }

@media (max-width: 420px) {
  .summary { grid-template-columns: repeat(5, 1fr); gap: 4px; }
  .summary button { padding: 6px 2px; }
  .summary button b { font-size: 18px; }
  .summary button span { font-size: 11px; }
  .grid2 { grid-template-columns: 1fr; }
  .steps li { font-size: 10.5px; }
}
@media (prefers-reduced-motion: reduce) { .spin { animation: none; } .card:active { transform: none; } }