/* 뉴모피즘 — 배경과 같은 색 면에 빛(좌상)·그림자(우하)를 줘서 튀어나오거나(raised) 눌린(inset) 느낌.
   색은 상태(정상·끊김·가동)에만, 배지는 단색 바탕 + 흰 글씨. */
:root {
  --bg: #e9edf2;
  --text: #2b3440;
  --muted: #7b8794;
  --faint: #a3adb8;
  --light: #ffffff;
  --dark: #c3cad4;
  --line: #dde2e8;
  --ok: #16a34a;
  --on: #2563eb;
  --bad: #dc2626;

  --raised: 8px 8px 18px var(--dark), -8px -8px 18px var(--light);
  --raised-sm: 4px 4px 10px var(--dark), -4px -4px 10px var(--light);
  --inset: inset 4px 4px 9px var(--dark), inset -4px -4px 9px var(--light);
  --radius: 22px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.55 "Pretendard", system-ui, -apple-system, "Malgun Gothic", sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ── 상단 ─────────────────────────────── */
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 28px 40px 8px;
}
.brand { color: inherit; text-decoration: none; }
.brand h1 { margin: 0; font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
.who { display: flex; align-items: center; gap: 14px; }
.chip {
  padding: 8px 16px;
  border-radius: 999px;
  box-shadow: var(--inset);
  color: var(--muted);
  font-weight: 600;
}

main { padding: 20px 40px 48px; }

/* ── 공통 ─────────────────────────────── */
.panel { background: var(--bg); border-radius: var(--radius); box-shadow: var(--raised); }

.btn {
  border: 0;
  border-radius: 14px;
  padding: 9px 18px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--raised-sm);
  transition: box-shadow 0.15s ease, color 0.15s ease;
}
.btn:hover { color: var(--on); }
.btn:active { box-shadow: var(--inset); }
.btn:focus-visible, .name-btn:focus-visible, input:focus-visible { outline: 2px solid var(--on); outline-offset: 3px; }
.btn.primary { padding: 13px; font-size: 15px; }

input {
  border: 0;
  border-radius: 14px;
  padding: 12px 16px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  box-shadow: var(--inset);
}

.msg { margin: 0; min-height: 1.5em; color: var(--bad); font-weight: 600; }

/* ── 로그인 ───────────────────────────── */
.login { display: flex; justify-content: center; padding-top: 16vh; }
.login form {
  width: 100%;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 36px 32px 30px;
}
.login h2 { margin: 0; font-size: 20px; font-weight: 800; }
.login .msg:empty { display: none; } /* 오류 문구가 없으면 버튼 아래 빈 줄을 접음 */
.login label { display: flex; flex-direction: column; gap: 8px; color: var(--muted); font-size: 13px; font-weight: 600; }
.login .btn.primary { margin-top: 18px; }

/* 아이디 저장·자동 로그인 체크 — 눌린 네모, 체크하면 파란 바탕 + 흰 체크 */
.login-opts { display: flex; flex-wrap: wrap; gap: 10px 24px; }
.login label.check { flex-direction: row; align-items: center; gap: 10px; cursor: pointer; user-select: none; }
.check input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.check .box {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  box-shadow: var(--inset);
  transition: background 0.15s ease;
}
.check input:checked + .box { background: var(--on); box-shadow: none; }
.check input:checked + .box::after {
  content: '';
  position: absolute;
  left: 7px;
  top: 3px;
  width: 5px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.check input:focus-visible + .box { outline: 2px solid var(--on); outline-offset: 3px; }

/* ── 요약 타일 ────────────────────────── */
.summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  margin-bottom: 18px;
}
.tile {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 24px;
  border-radius: var(--radius);
  box-shadow: var(--raised);
}
.tile .label { color: var(--muted); font-size: 13px; font-weight: 600; }
.tile b { font-size: 30px; font-weight: 800; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.tile b.ok { color: var(--ok); }
.tile b.bad { color: var(--bad); }
.tile b.time { font-size: 22px; padding-top: 6px; }

/* ── 검색 ─────────────────────────────── */
.search {
  display: grid;
  grid-template-columns: repeat(3, minmax(110px, 160px)) minmax(180px, 1fr) repeat(2, minmax(100px, 130px)) auto;
  align-items: end;
  gap: 16px;
  padding: 20px 24px;
  margin-bottom: 18px;
}
.search label { display: flex; flex-direction: column; gap: 8px; min-width: 0; color: var(--muted); font-size: 13px; font-weight: 600; }
.search input { width: 100%; }
.search .btn.primary { padding: 12px 28px; font-size: 14px; }

select {
  width: 100%;
  appearance: none;
  border: 0;
  border-radius: 14px;
  padding: 12px 36px 12px 16px;
  background: var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%237b8794' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 14px center / 11px;
  color: var(--text);
  font: inherit;
  box-shadow: var(--inset);
  cursor: pointer;
}
select:disabled { color: var(--faint); cursor: default; }
select:focus-visible { outline: 2px solid var(--on); outline-offset: 3px; }

.result-line { display: flex; flex-wrap: wrap; gap: 6px 16px; margin: 0 4px 10px; color: var(--muted); font-size: 13px; font-weight: 600; }
.result-line .updated { margin-left: auto; font-weight: 500; }

/* ── 현장 표 ──────────────────────────── */
.table-panel { padding: 10px 14px; overflow-x: auto; }
.sites { width: 100%; border-collapse: collapse; }
/* 현장명만 왼쪽, 나머지 칸은 머리글·값 모두 가운데 — 칸 사이 여백이 고르게 보이도록 */
.sites th, .sites td { padding: 14px 12px; text-align: center; white-space: nowrap; }
.sites th:first-child, .sites td.name { text-align: left; }
.sites th:first-child { width: 26%; padding-left: 18px; }
.sites td.name { padding-left: 18px; }
.sites th {
  color: var(--faint);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  border-bottom: 2px solid var(--line);
}
.sites td { border-bottom: 1px solid var(--line); }

/* 헤더 정렬 버튼 */
.sort {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  cursor: pointer;
}
.sort:hover, .sites th.sorted { color: var(--text); }
.sort:focus-visible { outline: 2px solid var(--on); outline-offset: 3px; border-radius: 4px; }
.sort .arrow { font-size: 9px; color: var(--on); }
.sites tbody tr:last-child td { border-bottom: 0; }
.sites tbody tr { transition: background 0.15s ease; }
.sites tbody tr:hover { background: #e3e8ee; }
.sites .num { font-variant-numeric: tabular-nums; }
.sites .mono { color: var(--muted); font-variant-numeric: tabular-nums; }
.sites td.num { font-weight: 600; }

.badge {
  display: inline-block;
  padding: 3px 11px;
  border-radius: 999px;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}
.badge.ok { background: var(--ok); }
.badge.on { background: var(--on); }
.badge.bad { background: var(--bad); }

.sites tbody tr { cursor: pointer; }
.site-link { color: var(--text); font-weight: 700; text-decoration: none; }
.site-link:hover { color: var(--on); }
.site-link.empty { color: var(--faint); font-weight: 500; }
.sites td.name .addr { display: block; margin-top: 2px; color: var(--faint); font-size: 12px; }
.rd-link { color: var(--on); font-weight: 600; text-decoration: none; font-variant-numeric: tabular-nums; }
.rd-link:hover { text-decoration: underline; }

.pager { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 24px; }
.btn.page { min-width: 42px; padding: 9px 12px; font-variant-numeric: tabular-nums; }
.btn.page.current { box-shadow: var(--inset); color: var(--on); }


/* ── 상세 ─────────────────────────────── */
a.btn { display: inline-block; text-decoration: none; }
.btn:disabled { color: var(--faint); cursor: default; box-shadow: var(--inset); }

.detail-head { display: flex; align-items: center; gap: 20px; margin-bottom: 24px; }
.detail-title { flex: 1; min-width: 0; }
.detail-title h2 { margin: 0; font-size: 24px; font-weight: 800; letter-spacing: -0.02em; }
.detail-title h2.empty { color: var(--faint); font-weight: 600; }
.detail-title p { margin: 4px 0 0; display: flex; flex-wrap: wrap; gap: 4px 14px; }
.detail-title .addr { color: var(--muted); }
.detail-title .addr.empty { color: var(--faint); }

/* ── 현장 설정 창 ─────────────────────── */
.dialog {
  width: min(480px, calc(100vw - 32px));
  padding: 0;
  border: 0;
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  box-shadow: var(--raised);
}
.dialog::backdrop { background: rgba(43, 52, 64, 0.28); }
.dialog form { display: flex; flex-direction: column; gap: 14px; padding: 28px 28px 22px; }
.dialog h2 { margin: 0; font-size: 19px; font-weight: 800; }
.dialog .hint { margin: -8px 0 2px; color: var(--muted); font-size: 13px; }
.dialog label { display: flex; flex-direction: column; gap: 8px; color: var(--muted); font-size: 13px; font-weight: 600; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 12px; }
.region-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.dialog .btn.primary { padding: 10px 26px; font-size: 14px; }

/* 수위계 스위치 — 눌린 홈 안에서 손잡이가 움직임 */
.dialog label.switch { flex-direction: row; align-items: center; gap: 12px; color: var(--text); font-size: 14px; cursor: pointer; }
.switch input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.switch .track {
  position: relative;
  flex: none;
  width: 48px;
  height: 28px;
  border-radius: 999px;
  box-shadow: var(--inset);
  transition: background 0.15s ease;
}
.switch .track::after {
  content: '';
  position: absolute;
  top: 4px;
  left: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--bg);
  box-shadow: 2px 2px 5px var(--dark), -2px -2px 5px var(--light);
  transition: transform 0.15s ease;
}
.switch input:checked + .track { background: var(--ok); }
.switch input:checked + .track::after { transform: translateX(20px); }
.switch input:focus-visible + .track { outline: 2px solid var(--on); outline-offset: 3px; }

.btn.mini { padding: 6px 14px; border-radius: 11px; font-size: 13px; }
.tag {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  border-radius: 999px;
  box-shadow: var(--inset);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  vertical-align: 2px;
}

.detail-tiles { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.detail-tiles .tile b { font-size: 22px; }
.detail-tiles .tile b.time { font-size: 16px; padding-top: 6px; }
.tile b.on { color: var(--on); }

.chart-panel { padding: 22px 24px 18px; }
.chart-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
/* 날짜 칩 — 그래프 탭과 같은 모양 (눌린 홈 안에서 고른 날만 튀어나옴) */
.days { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 6px; border-radius: 18px; box-shadow: var(--inset); }
.tab.day { padding: 8px 12px; font-variant-numeric: tabular-nums; }
.tab.day.active { color: var(--on); }
/* 그래프 탭 — 눌린 홈 안에서 고른 탭만 튀어나옴 */
.tabs { display: inline-flex; gap: 6px; padding: 6px; border-radius: 18px; box-shadow: var(--inset); }
.tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border: 0;
  border-radius: 13px;
  background: var(--bg);
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: box-shadow 0.15s ease, color 0.15s ease;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--text); box-shadow: var(--raised-sm); }
.tab:focus-visible { outline: 2px solid var(--on); outline-offset: 2px; }
.tab .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--faint); }
.tab.active .dot.h2s { background: #0d9488; }
.tab.active .dot.temp { background: #ea580c; }
.tab.active .dot.hum { background: #2563eb; }

.readout { margin: 0 0 8px; min-height: 1.5em; color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.chart { width: 100%; min-height: 360px; }
.chart-panel .msg:empty { display: none; }

/* 원격 명령 버튼 — 지금 모드는 눌린 모양 */
.ctl-box { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }
.ctl { display: flex; gap: 10px; }
.ctl-btn { min-width: 64px; }
.ctl-btn.active { box-shadow: var(--inset); color: var(--on); }
.ctl-btn.active[data-cmd="stop"] { color: var(--bad); }
.ctl-msg { margin: 0; min-height: 1.2em; color: var(--muted); font-size: 12px; text-align: right; }

.map-panel { margin-top: 24px; padding: 20px 24px 24px; }
.map-panel h3 { margin: 0 0 14px; font-size: 15px; font-weight: 800; }
.site-map { height: 380px; border-radius: 16px; overflow: hidden; box-shadow: var(--inset); }
.map-panel .msg:empty { display: none; }
.chart .u-over { touch-action: pan-y; }
.chart .u-over.zoomed { cursor: grab; }
.chart .u-over.panning { cursor: grabbing; }

@media (max-width: 1200px) {
  .detail-tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ── 모바일: 표 → 현장별 카드 (라벨-값 2열) ── */
@media (max-width: 860px) {
  .top { padding: 20px 16px 4px; flex-wrap: wrap; }
  main { padding: 16px 16px 40px; }
  .summary { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .search { grid-template-columns: 1fr 1fr; grid-auto-flow: dense; gap: 14px; padding: 16px; }
  .search .q, .search .btn.primary { grid-column: 1 / -1; }
  .tile { padding: 16px 18px; }
  .tile b { font-size: 24px; }
  .tile b.time { font-size: 18px; padding-top: 4px; }

  .table-panel { padding: 0; box-shadow: none; overflow: visible; }
  .sites, .sites tbody, .sites tr, .sites td { display: block; width: 100%; }
  .sites thead { display: none; }
  .sites tbody tr {
    margin-bottom: 18px;
    padding: 14px 18px;
    border-radius: var(--radius);
    box-shadow: var(--raised);
  }
  .sites tbody tr:hover { background: none; }
  .sites td {
    display: grid;
    grid-template-columns: 96px 1fr;
    align-items: center;
    gap: 12px;
    padding: 6px 0;
    border-bottom: 0;
    white-space: nowrap;
    text-align: right;
  }
  .sites td::before { content: attr(data-label); color: var(--faint); font-size: 12px; font-weight: 700; text-align: left; }
  .sites td:not(.name) > * { justify-self: end; }
  .sites td.name { display: block; padding: 2px 0 8px; margin-bottom: 4px; border-bottom: 1px solid var(--line); text-align: left; font-size: 16px; }
  .sites td.name::before { content: none; }
  .sites td.num { text-align: right; }

  .detail-head { flex-wrap: wrap; gap: 14px; }
  .detail-title { order: 3; flex-basis: 100%; }
  .ctl-box { margin-left: auto; }
  .dialog form { padding: 22px 18px 18px; }
  .region-row { grid-template-columns: 1fr; }
  .detail-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chart-panel { padding: 16px 12px 12px; }
  .days { width: 100%; }
}