:root {
  --primary: #2f5d8a;
  --primary-dark: #1e3a5f;
  --accent: #00b4d8;
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #223;
  --muted: #6b7785;
  --border: #e3e8ef;
  --success: #2e7d32;
  --danger: #c62828;
  --warning: #ef6c00;
  --radius: 12px;
  --sidebar-w: 250px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: inherit; }

/* ---------- Layout shell ---------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  background: var(--primary-dark);
  color: #ecf0f1;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  transition: transform 0.25s ease;
  z-index: 100;
}

.sidebar-brand {
  padding: 22px 18px;
  font-weight: 700;
  font-size: 17px;
  background: #17304d;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.sidebar-brand i { margin-right: 8px; }

.sidebar-menu { flex: 1; padding: 10px 0; }
.sidebar-menu a {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 20px;
  text-decoration: none;
  color: #dbe4ee;
  font-size: 15px;
  transition: background .2s;
}
.sidebar-menu a i { width: 20px; text-align: center; }
.sidebar-menu a:hover, .sidebar-menu a.active { background: var(--primary); color: #fff; }

.sidebar-logout {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px;
  text-decoration: none;
  color: #fff;
  background: var(--danger);
  font-weight: 600;
}
.sidebar-logout:hover { background: #a91f1f; }

.main-area {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  background: var(--card);
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20;
}
.topbar h1 { font-size: 20px; margin: 0; }
.topbar-right { display: flex; align-items: center; gap: 18px; }

.user-chip { display: flex; align-items: center; gap: 8px; }
.user-chip i { font-size: 30px; color: var(--primary); }
.user-chip small { display: block; color: var(--muted); }

.content { padding: 24px; flex: 1; }

.drawer-toggle {
  display: none;
  position: fixed; top: 12px; left: 12px; z-index: 110;
  background: var(--primary-dark); color: #fff; border: none;
  width: 40px; height: 40px; border-radius: 8px; font-size: 18px;
  cursor: pointer;
}

/* ---------- Notifications ---------- */
.notif-wrap { position: relative; }
.notif-bell {
  position: relative;
  background: none; border: none; cursor: pointer;
  font-size: 20px; color: var(--primary-dark);
}
.notif-badge {
  position: absolute; top: -6px; right: -8px;
  background: var(--danger); color: #fff;
  border-radius: 50%; font-size: 11px;
  min-width: 18px; height: 18px;
  display: flex; align-items: center; justify-content: center;
  padding: 0 4px;
}
.notif-panel {
  position: absolute; right: 0; top: 36px;
  width: 320px; max-height: 400px; overflow-y: auto;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: 0 12px 28px rgba(0,0,0,.15);
}
.notif-panel-header { padding: 12px 16px; font-weight: 700; border-bottom: 1px solid var(--border); }
.notif-list { padding: 6px; }
.notif-item { padding: 10px 12px; border-radius: 8px; font-size: 14px; }
.notif-item:hover { background: var(--bg); }
.notif-item time { display: block; color: var(--muted); font-size: 12px; margin-top: 2px; }
.notif-item.unread { background: #eaf4ff; }
.notif-empty { text-align: center; color: var(--muted); padding: 20px; font-size: 14px; }

/* ---------- Toast ---------- */
#toastHost { position: fixed; right: 20px; bottom: 20px; z-index: 200; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--primary-dark); color: #fff;
  padding: 12px 18px; border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0,0,0,.2);
  font-size: 14px; max-width: 300px;
  animation: toast-in .25s ease;
}
@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- Cards / stats ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px; margin-bottom: 24px; }
.stat-card { background: var(--primary); color: #fff; border-radius: var(--radius); padding: 20px; box-shadow: 0 6px 16px rgba(0,0,0,.1); transition: transform .2s; }
.stat-card:hover { transform: translateY(-4px); }
.stat-card h3 { margin: 0 0 6px; font-size: 14px; opacity: .9; font-weight: 600; }
.stat-card p { margin: 0; font-size: 28px; font-weight: 700; }
.stat-card.stat1 { background: linear-gradient(135deg, #2196f3, #1769aa); }
.stat-card.stat2 { background: linear-gradient(135deg, #4caf50, #2e7d32); }
.stat-card.stat3 { background: linear-gradient(135deg, #ff9800, #ef6c00); }
.stat-card.stat4 { background: linear-gradient(135deg, #9c27b0, #6a1b9a); }

.card { background: var(--card); border-radius: var(--radius); padding: 20px; box-shadow: 0 10px 20px rgba(0,0,0,.08); margin-bottom: 20px; transition: transform .2s; }
.card:hover { transform: translateY(-3px); }
.card h2 { margin-top: 0; font-size: 18px; }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
input, select, textarea {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; background: #fafbfc;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); background: #fff; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border: none; border-radius: 8px;
  background: var(--primary); color: #fff; font-size: 14px; font-weight: 600;
  cursor: pointer; text-decoration: none;
}
.btn:hover { background: var(--primary-dark); }
.btn.btn-danger { background: var(--danger); }
.btn.btn-danger:hover { background: #8f1c1c; }
.btn.btn-success { background: var(--success); }
.btn.btn-success:hover { background: #1e5a21; }
.btn.btn-outline { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn.btn-sm { padding: 6px 12px; font-size: 13px; }

.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.alert-success { background: #e6f4ea; color: var(--success); }
.alert-danger { background: #fdeaea; color: var(--danger); }
.alert-info { background: #e7f3fb; color: #0b5a86; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { background: var(--bg); color: var(--muted); font-weight: 700; }

.badge { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.badge-menunggu { background: #fff3e0; color: var(--warning); }
.badge-disetujui { background: #e6f4ea; color: var(--success); }
.badge-ditolak { background: #fdeaea; color: var(--danger); }
.badge-selesai { background: #e7f3fb; color: #0b5a86; }
.badge-dipinjam { background: #fff3e0; color: var(--warning); }
.badge-dikembalikan { background: #e6f4ea; color: var(--success); }
.badge-baik { background: #e6f4ea; color: var(--success); }
.badge-rusak { background: #fdeaea; color: var(--danger); }

/* ---------- Chart cards (dashboard / laporan - poin 4 & 9) ---------- */
.chart-card { background: linear-gradient(180deg, #ffffff, #f9fbfd); }
.chart-wrap { position: relative; height: 280px; margin-top: 12px; }
.chart-wrap-tall { height: 320px; }
.chart-card-body { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; align-items: start; }
@media (max-width: 900px) { .chart-card-body { grid-template-columns: 1fr; } }

/* ---------- Form pengembalian (kondisi baik/rusak - poin 3) ---------- */
.pengembalian-form { display: flex; flex-direction: column; gap: 8px; min-width: 220px; }
.kondisi-toggle { display: flex; gap: 14px; font-weight: 400; }
.kondisi-radio { display: flex; align-items: center; gap: 6px; font-weight: 400; font-size: 13px; margin: 0; }
.kondisi-radio input { width: auto; }
.kondisi-detail { display: flex; flex-direction: column; gap: 6px; }
.kondisi-detail input[type="file"] { padding: 6px; font-size: 12px; }

/* ---------- Catalog / cart (peminjaman_form) ---------- */
.catalog-layout { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; align-items: start; }
.catalog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 16px; }
.item-card { background: var(--card); border-radius: var(--radius); padding: 14px; text-align: center; box-shadow: 0 6px 16px rgba(0,0,0,.06); }
.item-card img { width: 100%; height: 100px; object-fit: contain; margin-bottom: 8px; }
.item-card h3 { font-size: 15px; margin: 6px 0 2px; }
.item-card .stok { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.item-card .qty-row { display: flex; gap: 6px; }
.item-card .qty-row input { width: 70px; }

.cart-panel { position: sticky; top: 90px; }
.cart-item { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.cart-item button { background: none; border: none; color: var(--danger); cursor: pointer; font-size: 15px; }
.cart-empty { color: var(--muted); font-size: 14px; padding: 12px 0; }

/* ---------- Login (gaya lama: gradient ungu-biru, panel gambar + form) ---------- */
.login-page {
  font-family: 'Outfit', 'Segoe UI', sans-serif;
  background: linear-gradient(to right, #4b2c7d, #1e3c72);
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.login-container {
  background: #fff; border-radius: 20px; box-shadow: 0 10px 30px rgba(0,0,0,.2);
  display: flex; max-width: 1000px; width: 100%; overflow: hidden;
}
.login-image {
  flex: 1; min-height: 420px;
  background: linear-gradient(160deg, #4b2c7d, #1e3c72) url('../../gambar/kursi.jpg') no-repeat center center;
  background-size: cover; background-blend-mode: multiply;
  display: flex; align-items: center; justify-content: center;
}
.login-logo {
  max-width: 55%; max-height: 180px; width: auto; height: auto;
  filter: drop-shadow(0 6px 16px rgba(0,0,0,.35));
}
.login-form { flex: 1; padding: 50px 40px; display: flex; flex-direction: column; justify-content: center; }
.login-form h2 { color: #4b2c7d; font-size: 26px; margin: 0 0 8px; }
.login-form p { color: #666; margin-bottom: 26px; }
.login-form label { font-weight: 600; margin-bottom: 6px; color: #333; }
.login-form input {
  background: #f7f7f7; border: 1px solid #ccc; border-radius: 12px; padding: 12px; font-size: 15px;
}
.login-form input:focus { border-color: #4b2c7d; background: #fff; }
.login-form .btn { width: 100%; justify-content: center; margin-top: 18px; background: #4b2c7d; border-radius: 12px; padding: 14px; }
.login-form .btn:hover { background: #37225e; }
.login-hint { margin-top: 18px; font-size: 13px; color: #888; text-align: center; }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .sidebar { transform: translateX(-100%); box-shadow: 4px 0 20px rgba(0,0,0,.2); }
  .sidebar.open { transform: translateX(0); }
  .main-area { margin-left: 0; }
  .drawer-toggle { display: flex; align-items: center; justify-content: center; }
  .topbar { padding-left: 60px; }
  .catalog-layout { grid-template-columns: 1fr; }
  .cart-panel { position: static; }
}

@media (max-width: 560px) {
  .content { padding: 16px; }
  .topbar h1 { font-size: 17px; }
  .user-chip small, .user-chip strong { font-size: 12px; }
  .notif-panel { width: 90vw; right: -50px; }
}

@media (max-width: 768px) {
  .login-container { flex-direction: column; }
  .login-image { display: none; }
  .login-form { padding: 32px 24px; }
}

/* ---------- Print (laporan) ---------- */
@media print {
  .sidebar, .topbar, .drawer-toggle, #toastHost, .no-print { display: none !important; }
  .main-area { margin-left: 0 !important; }
  .content { padding: 0 !important; }
  .card { box-shadow: none !important; border: 1px solid #ccc; }
  body { background: #fff; }
}