:root {
  --color-primary: #1E3A8A;
  --color-secondary: #64748B;
  --color-success: #16A34A;
  --color-danger: #DC2626;
  --color-warning: #F59E0B;
  --color-bg: #F8FAFC;
}

* { font-family: 'Poppins', sans-serif; }

html { -webkit-text-size-adjust: 100%; }

body {
  background-color: var(--color-bg);
  color: #1e293b;
  overflow-x: hidden;
}

/* =====================================================================
   MOBILE-FIRST
   Gaya di bawah ini = tampilan dasar untuk PONSEL.
   Penyesuaian layar besar ditambahkan lewat @media (min-width: ...).
   ===================================================================== */

/* ---------- Login page ---------- */
.login-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: linear-gradient(135deg, #1E3A8A 0%, #1e293b 100%);
}
.login-card {
  background: #fff;
  border-radius: 16px;
  padding: 24px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}
.login-logo { font-size: 40px; color: var(--color-primary); }
.login-title { font-weight: 700; color: var(--color-primary); margin-top: 8px; font-size: 1.5rem; }
.login-tagline { color: var(--color-secondary); font-size: 0.85rem; }

/* ---------- Top bar ---------- */
.topbar {
  background-color: var(--color-primary);
  padding: 8px 0;
}
.topbar .container-fluid { gap: 10px; flex-wrap: nowrap; }
.topbar-brand {
  color: #fff !important;
  font-weight: 700;
  font-size: 1.05rem;
  white-space: nowrap;
}
/* Cegah tombol akun meluber di layar sempit */
.topbar .dropdown-toggle {
  max-width: 46vw;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- App layout ---------- */
.app-wrapper { min-height: calc(100vh - 52px); }

.app-main { min-width: 0; }

/* Sidebar = off-canvas (tersembunyi) sebagai default mobile */
.sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: -280px;
  width: 264px;
  z-index: 1040;
  overflow-y: auto;
  padding-top: 62px;
  background-color: #152a63;
  transition: left 0.25s ease;
}
.sidebar.show { left: 0; }

/* Lapisan gelap di belakang sidebar (mobile) */
.sidebar-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1035;
  background: rgba(15, 23, 42, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.sidebar-backdrop.show { opacity: 1; visibility: visible; }

.sidebar .nav-link {
  color: rgba(255, 255, 255, 0.8);
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 2px;
  font-size: 0.95rem;
}
.sidebar .nav-link i { width: 20px; display: inline-block; }
.sidebar .nav-link:hover { background-color: rgba(255, 255, 255, 0.08); color: #fff; }
.sidebar .nav-link.active { background-color: var(--color-primary); color: #fff; font-weight: 600; }

/* Padding konten lebih rapat di ponsel */
.app-main > .container-fluid { padding: 1rem !important; }

.page-title {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 1.2rem;
}

/* ---------- Stat cards (versi kompak untuk mobile) ---------- */
.stat-card {
  background: #fff;
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  height: 100%;
}
.stat-icon {
  width: 34px; height: 34px; border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; margin-bottom: 6px;
}
.stat-value { font-size: 1.25rem; font-weight: 700; color: #1e293b; line-height: 1.2; }
.stat-label { color: var(--color-secondary); font-size: 0.75rem; }

.card { border: none; border-radius: 12px; box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08); }
.card-header { background-color: #fff; font-weight: 600; border-bottom: 1px solid #eef2f7; border-radius: 12px 12px 0 0 !important; }

/* ---------- Tabel: teks lebih kecil agar muat di ponsel ---------- */
.table { font-size: 0.85rem; }

/* ---------- QR card ---------- */
.qr-card { border-radius: 16px; }
.qr-brand { font-size: 0.8rem; letter-spacing: 3px; font-weight: 700; color: var(--color-primary); }

/* ---------- Scanner page ---------- */
.scanner-page { width: 100%; max-width: 560px; margin: 0 auto; }
.scanner-card #qr-reader { width: 100%; border-radius: 10px; overflow: hidden; }
.scanner-page .btn-lg { font-size: 1rem; padding: 12px; min-height: 48px; }

.guest-check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px 14px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  margin-bottom: 8px;
}
.guest-check-row.checked-in { background-color: #f0fdf4; border-color: #bbf7d0; }
.guest-check-row label { font-weight: 500; margin: 0; flex-grow: 1; }
.guest-check-row input[type="checkbox"] { width: 24px; height: 24px; flex-shrink: 0; }

/* =====================================================================
   >= 576px (ponsel besar / tablet kecil)
   ===================================================================== */
@media (min-width: 576px) {
  .page-title { font-size: 1.35rem; }
  .login-card { padding: 32px; }
  .login-logo { font-size: 48px; }
  .table { font-size: 0.9rem; }
  .stat-value { font-size: 1.4rem; }
  .topbar .dropdown-toggle { max-width: 260px; }
}

/* =====================================================================
   >= 768px (tablet)
   ===================================================================== */
@media (min-width: 768px) {
  .stat-card { padding: 16px; }
  .stat-icon { width: 42px; height: 42px; font-size: 1.2rem; margin-bottom: 10px; }
  .stat-value { font-size: 1.5rem; }
  .stat-label { font-size: 0.85rem; }
}

/* =====================================================================
   >= 992px (desktop): sidebar tetap, konten bersebelahan
   ===================================================================== */
@media (min-width: 992px) {
  .app-wrapper {
    display: flex;
    min-height: calc(100vh - 60px);
  }

  .sidebar {
    position: static;
    left: 0;
    width: 260px;
    flex-shrink: 0;
    min-height: 100%;
    padding-top: 0;
    overflow-y: visible;
    transition: none;
  }

  /* Backdrop tidak dipakai di desktop */
  .sidebar-backdrop { display: none; }

  .app-main { flex-grow: 1; }
  .app-main > .container-fluid { padding: 1.5rem !important; }

  .page-title { font-size: 1.5rem; }
  .stat-card { padding: 18px; }
  .stat-value { font-size: 1.6rem; }
  .table { font-size: 1rem; }
  .topbar { padding: 10px 0; }
  .topbar-brand { font-size: 1.2rem; }
  .topbar .dropdown-toggle { max-width: none; }
  .login-card { padding: 40px; }
  .guest-check-row { flex-wrap: nowrap; }
}