:root {
  --bg: #0b0f1a;
  --panel: #131a2a;
  --panel2: #1a2338;
  --line: #2d3b5f;
  --accent: #2f7dff;
  --text: #e9eefc;
  --muted: #9fb0d8;
  --danger: #ff4d4f;
  --warn: #ff9f1a;
  --ok: #27c46b;
}

* { box-sizing: border-box; }
body.oze-body {
  margin: 0;
  color: var(--text);
  background: radial-gradient(circle at top right, #172443 0%, var(--bg) 40%);
  min-height: 100vh;
  font-family: "Inter", "Noto Sans JP", sans-serif;
}

.oze-layout { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar { background: rgba(0,0,0,0.28); border-right: 1px solid var(--line); padding: 12px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.brand { font-size: 17px; font-weight: 700; margin-bottom: 2px; }
.subtitle { font-size: 12px; color: var(--muted); margin-bottom: 10px; }
.nav-btn {
  width: 100%; text-align: left; border: 1px solid transparent; background: transparent;
  color: var(--text); padding: 8px 10px; border-radius: 8px; cursor: pointer; margin-bottom: 4px;
}
.nav-btn:hover { background: rgba(47,125,255,0.15); }
.nav-btn.active { background: rgba(47,125,255,0.25); border-color: var(--accent); }
.nav-group { margin-bottom: 6px; }
.nav-group-title {
  font-size: 11px;
  color: var(--muted);
  font-weight: 700;
  margin: 6px 4px 4px;
  letter-spacing: 0.02em;
}
.main { padding: 16px; }

.card {
  background: linear-gradient(180deg, rgba(26,35,56,0.95), rgba(19,26,42,0.95));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 14px;
}
.card h3 { margin-top: 0; }
.grid { display: grid; gap: 12px; }
.grid.kpi { grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); }
.kpi-item { padding: 10px; border-radius: 10px; background: rgba(255,255,255,0.02); border: 1px solid var(--line); }
.kpi-label { font-size: 12px; color: var(--muted); }
.kpi-value { font-size: 22px; font-weight: 700; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { border-bottom: 1px solid var(--line); padding: 8px; text-align: left; vertical-align: top; }
th { color: var(--muted); font-weight: 600; position: sticky; top: 0; background: var(--panel2); }

label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
input, select, textarea {
  width: 100%; background: #0d1425; border: 1px solid var(--line); color: var(--text);
  border-radius: 8px; padding: 8px;
}
textarea { min-height: 80px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 10px; }

.actions { display: flex; gap: 8px; flex-wrap: wrap; }
button.btn {
  border: 1px solid var(--line); background: #111a2f; color: var(--text); border-radius: 8px; padding: 8px 12px; cursor: pointer;
}
button.btn.primary { background: var(--accent); border-color: #86abff; color: white; }
button.btn.danger { background: #3a1518; border-color: #7b262d; color: #ffc4c4; }
button.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.badge { padding: 2px 8px; border-radius: 999px; font-size: 11px; border: 1px solid; display: inline-block; }
.badge.ok { color: #9df0bf; border-color: #2d8f57; background: rgba(39,196,107,0.12); }
.badge.warn { color: #ffd591; border-color: #a86a14; background: rgba(255,159,26,0.12); }
.badge.danger { color: #ffb3b4; border-color: #aa3a3d; background: rgba(255,77,79,0.12); }

.deadline-over { color: var(--danger); font-weight: 700; }
.deadline-soon { color: var(--warn); font-weight: 700; }
.hidden { display: none !important; }

.login-wrap {
  max-width: 420px; margin: 60px auto; padding: 20px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
}
.small { font-size: 12px; color: var(--muted); }

.member-category {
  border: 2px solid var(--line);
  border-radius: 12px;
  padding: 10px;
  margin-bottom: 12px;
  background: rgba(0,0,0,0.15);
}
.member-category-title {
  margin: 0 0 8px 0;
  font-size: 16px;
  font-weight: 700;
}
.member-category.dept-streamer { border-color: #2f7dff; box-shadow: inset 0 0 0 1px rgba(47,125,255,0.28); }
.member-category.dept-streamer .member-category-title { color: #84b2ff; }

.member-category.dept-valorant { border-color: #d339ff; box-shadow: inset 0 0 0 1px rgba(211,57,255,0.28); }
.member-category.dept-valorant .member-category-title { color: #f2a5ff; }

.member-category.dept-apex { border-color: #ff4d4f; box-shadow: inset 0 0 0 1px rgba(255,77,79,0.28); }
.member-category.dept-apex .member-category-title { color: #ffb6b7; }

.member-category.dept-overwatch { border-color: #ff9f1a; box-shadow: inset 0 0 0 1px rgba(255,159,26,0.28); }
.member-category.dept-overwatch .member-category-title { color: #ffd391; }

.member-category.dept-staff { border-color: #dfe7ff; box-shadow: inset 0 0 0 1px rgba(223,231,255,0.25); }
.member-category.dept-staff .member-category-title { color: #ffffff; }

.member-category.dept-other { border-color: #5f6f99; box-shadow: inset 0 0 0 1px rgba(95,111,153,0.28); }
.member-category.dept-other .member-category-title { color: #b8c6ea; }

@media (max-width: 900px) {
  .oze-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; }
}