:root {
  --bg: #0b1220;
  --panel: #0f1a2e;
  --panel2: #0d1628;
  --text: #e8eefc;
  --muted: #9ab0d8;
  --border: rgba(154, 176, 216, 0.18);
  --accent: #6ea8fe;
  --danger: #ff6b6b;
  --ok: #2ed573;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(900px 600px at 20% 0%, rgba(110, 168, 254, 0.22), transparent 60%),
              radial-gradient(900px 600px at 90% 10%, rgba(46, 213, 115, 0.12), transparent 60%),
              var(--bg);
  color: var(--text);
}

.shell {
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(440px, 100%);
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  backdrop-filter: blur(8px);
}

.cardHeader { margin-bottom: 14px; }
.brand { font-weight: 700; font-size: 22px; letter-spacing: 0.2px; }
.brandSmall { font-weight: 700; letter-spacing: 0.2px; }
.muted { color: var(--muted); font-size: 14px; }

.alert {
  background: rgba(255, 107, 107, 0.12);
  border: 1px solid rgba(255, 107, 107, 0.35);
  padding: 10px 12px;
  border-radius: 12px;
  margin: 10px 0 14px;
  color: #ffd3d3;
}

.form { display: grid; gap: 10px; }
.label { font-size: 13px; color: var(--muted); }
.input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(15, 26, 46, 0.7);
  color: var(--text);
  outline: none;
}
.input:focus { border-color: rgba(110, 168, 254, 0.55); box-shadow: 0 0 0 4px rgba(110, 168, 254, 0.12); }

.button {
  border: 1px solid rgba(110, 168, 254, 0.45);
  background: rgba(110, 168, 254, 0.16);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
}
.button:hover { background: rgba(110, 168, 254, 0.22); }

.buttonSecondary {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 12px;
  cursor: pointer;
}
.buttonSecondary:hover { background: rgba(255,255,255,0.06); }

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

.footerLine {
  margin-top: 14px;
  display: flex;
  gap: 8px;
  justify-content: center;
  align-items: center;
}

.topbar {
  width: min(1100px, 100%);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(15, 26, 46, 0.55);
  backdrop-filter: blur(8px);
}

.topbar .left { display: flex; gap: 10px; align-items: center; }
.topbar .right { display: flex; gap: 10px; align-items: center; }
.pill {
  border: 1px solid rgba(46, 213, 115, 0.35);
  background: rgba(46, 213, 115, 0.10);
  color: #b8f7ce;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
}
.user { color: var(--muted); font-size: 14px; }

.main {
  width: min(1100px, 100%);
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(15, 26, 46, 0.55);
  backdrop-filter: blur(8px);
  overflow: hidden;
}

.adminShell { width: min(1100px, 100%); }
.adminMain { margin-top: 16px; padding: 16px; }
.adminSection { padding: 12px 0 20px; border-bottom: 1px solid var(--border); }
.adminSection:last-child { border-bottom: none; }
.sectionTitle { margin: 0 0 10px; font-size: 16px; color: var(--text); }
.formRow { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.notice {
  margin: 8px 0 12px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(110, 168, 254, 0.35);
  background: rgba(110, 168, 254, 0.12);
  color: var(--text);
}
.adminTableWrap { max-height: 40vh; }
.adminTable { min-width: 520px; }

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.toolbarLeft { display: flex; gap: 14px; align-items: center; }

.check {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 14px;
  user-select: none;
}

.check input { accent-color: var(--accent); }

.sheetWrap { overflow: auto; max-height: 70vh; }

.sheet {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  min-width: 880px;
}

.sheet th, .sheet td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.sheet tbody tr.doneRow td { opacity: 0.92; }

.sheet thead th {
  position: sticky;
  top: 0;
  background: rgba(13, 22, 40, 0.95);
  backdrop-filter: blur(8px);
  z-index: 2;
  text-align: left;
  font-size: 13px;
  color: var(--muted);
}

.colNum { width: 50px; text-align: right; color: var(--muted); }
.colStatus { width: 120px; }
.colActions { width: 110px; }
.colNotes { width: 42%; }

.cell {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 8px 10px;
  min-height: 38px;
  background: rgba(255,255,255,0.03);
  outline: none;
  white-space: pre-wrap;
}

.cell:focus { border-color: rgba(110, 168, 254, 0.55); box-shadow: 0 0 0 4px rgba(110, 168, 254, 0.10); }

.statusOpen { color: #d7e5ff; }
.statusDone { color: #b8f7ce; text-decoration: line-through; }

.statusBox {
  display: inline-flex;
  gap: 10px;
  align-items: center;
}

.statusTag {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
}

.statusTag.done {
  border-color: rgba(46, 213, 115, 0.35);
  background: rgba(46, 213, 115, 0.10);
  color: #b8f7ce;
}

.statusBtn {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 12px;
  cursor: pointer;
}
.statusBtn.open {
  border-color: rgba(110, 168, 254, 0.45);
  background: rgba(110, 168, 254, 0.16);
  color: var(--text);
}
.statusBtn.done {
  border-color: rgba(46, 213, 115, 0.45);
  background: rgba(46, 213, 115, 0.16);
  color: #b8f7ce;
}

.danger {
  border: 1px solid rgba(255, 107, 107, 0.45);
  background: rgba(255, 107, 107, 0.12);
  color: #ffd3d3;
  padding: 8px 10px;
  border-radius: 12px;
  cursor: pointer;
}

.danger:hover { background: rgba(255, 107, 107, 0.16); }