:root {
  --primary: #0C6B58;
  --accent: #E8A33D;
  --sidebar-bg: #ffffff;
  --sidebar-text: #2b2b2b;
  --sidebar-text-soft: #7a7a7a;
  --sidebar-active-bg: var(--primary);
  --sidebar-active-text: #ffffff;
  --content-bg: #f4f6f5;
  --card-bg: #ffffff;
  --border: #e6e8e7;
  --text: #222222;
  --text-soft: #6b6b6b;
  --success-bg: #e6f4ea; --success-text: #1e7e34;
  --warn-bg: #fff6e5; --warn-text: #a86400;
  --danger-bg: #fdecec; --danger-text: #c0392b;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  background: var(--content-bg);
  color: var(--text);
  overflow: hidden;
}

.app-shell { display: flex; height: 100vh; }

/* ===== SIDEBAR ===== */
.sidebar {
  width: 196px;
  min-width: 196px;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  box-shadow: 2px 0 10px rgba(0,0,0,0.04);
}
.sidebar-brand {
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-brand .app-name { font-size: 12.5px; font-weight: 700; color: var(--sidebar-text); }
.sidebar-brand .app-version { font-size: 9.5px; color: var(--sidebar-text-soft); }

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 10px 8px;
}
.sidebar-nav .section-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--sidebar-text-soft);
  margin: 6px 6px 4px;
}
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  margin-bottom: 1px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--sidebar-text);
  font-size: 11.5px;
}
.sidebar-nav a svg { width: 15px; height: 15px; flex-shrink: 0; }
.sidebar-nav a:hover { background: rgba(0,0,0,0.05); }
.sidebar-nav a.active { background: var(--sidebar-active-bg); color: var(--sidebar-active-text); }

.sidebar-foot {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  padding: 8px;
}
.sidebar-foot .user-row { display: flex; align-items: center; gap: 8px; padding: 5px; }
.sidebar-foot .user-name { font-size: 11.5px; font-weight: 600; }
.sidebar-foot .user-role { font-size: 10px; color: var(--sidebar-text-soft); }
.sidebar-foot a.logout {
  display: block; text-align: center; margin-top: 4px;
  padding: 5px; font-size: 11.5px; border-radius: 6px;
  background: var(--danger-bg); color: var(--danger-text); text-decoration: none;
}

/* ===== MAIN ===== */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  flex-shrink: 0;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}
.topbar h1 { font-size: 16px; margin: 0; }
.content { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 20px; }

/* ===== TABEL RESPONSIVE ===== */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll table.data-table { min-width: 560px; }

/* ===== MENU MOBILE (hamburger) ===== */
.menu-toggle-btn { display: none; background: none; border: none; font-size: 22px; cursor: pointer; color: var(--text); padding: 4px 8px; }
.sidebar-overlay { display: none; }

/* ===== COMPONENTS ===== */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.02), 0 4px 12px rgba(0,0,0,0.03);
  transition: transform .15s ease, box-shadow .15s ease;
}
.card.hoverable:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.08); }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card { padding: 16px; }
.stat-card .value { font-size: 24px; font-weight: 700; color: var(--primary); }
.stat-card .label { font-size: 12px; color: var(--text-soft); }

.btn {
  display: inline-block; padding: 8px 14px; border-radius: 7px; border: none;
  font-size: 13px; cursor: pointer; text-decoration: none;
  box-shadow: 0 2px 0 rgba(0,0,0,0.08);
  transition: transform .08s ease;
}
.btn:active { transform: translateY(1px); box-shadow: 0 1px 0 rgba(0,0,0,0.08); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-secondary { background: #eee; color: #333; }
.btn-danger { background: var(--danger-bg); color: var(--danger-text); }
.btn-sm { padding: 4px 9px; font-size: 12px; }

table.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data-table th, table.data-table td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; }
table.data-table th { font-size: 11px; text-transform: uppercase; color: var(--text-soft); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 9.5px; font-weight: 600; }
.badge-success { background: var(--success-bg); color: var(--success-text); }
.badge-warn { background: var(--warn-bg); color: var(--warn-text); }
.badge-danger { background: var(--danger-bg); color: var(--danger-text); }
.badge-muted { background: #eee; color: #666; }

.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 12.5px; font-weight: 600; margin-bottom: 5px; }
.form-control {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 7px;
  font-size: 13px; background: #fff;
}
.form-row { display: grid; grid-template-columns: repeat(auto-fit,minmax(200px,1fr)); gap: 14px; }
input[type="date"].form-control, input[type="time"].form-control { max-width: 170px; }

.alert { padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-bottom: 16px; }
.alert-success { background: var(--success-bg); color: var(--success-text); }
.alert-danger { background: var(--danger-bg); color: var(--danger-text); }
tr.clickable-row { cursor: pointer; transition: background .12s ease; }
tr.clickable-row:hover { background: #f4f6f5; }

@media (max-width: 720px) {
  .sidebar { position: fixed; z-index: 50; height: 100vh; transform: translateX(-100%); transition: transform .2s; }
  .sidebar.open { transform: translateX(0); }
  .menu-toggle-btn { display: inline-block; }
  .sidebar-overlay.open {
    display: block; position: fixed; inset: 0; background: rgba(0,0,0,0.35); z-index: 40;
  }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}