/* ================================================================
   RESPONSIVE STYLES — adaptif untuk HP, Tablet, & Laptop kecil
   Breakpoints:
     ≤640px  → Mobile (HP)
     ≤900px  → Tablet portrait (11" iPad portrait ~834px)
     ≤1100px → Tablet landscape / laptop kecil (sudah ada di main.css)
     >1100px → Desktop default
   ================================================================ */

/* ──────────── Mobile hamburger button (only visible on small screens) ──────────── */
.mobile-menu-btn {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  color: var(--text-primary);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,.25);
  transition: background .2s, transform .15s;
}
.mobile-menu-btn:hover, .mobile-menu-btn:active {
  background: var(--bg-elevated);
  transform: scale(0.95);
}
.mobile-menu-btn svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
}

/* ──────────── Mobile backdrop ──────────── */
.mobile-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(2px);
  z-index: 99;
  opacity: 0;
  transition: opacity .25s;
  pointer-events: none;
}
.mobile-backdrop.active {
  display: block;
  opacity: 1;
  pointer-events: auto;
}

/* ================================================================
   TABLET PORTRAIT & DOWN (≤900px) — 11" iPad portrait, Galaxy Tab portrait
   ================================================================ */
@media (max-width: 900px) {
  .shell {
    padding: 20px 16px 40px;
  }

  /* Filter grid: 2 columns */
  .filter-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  /* KPI grid: 2 columns */
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  /* Header more compact */
  .hdr {
    gap: 14px;
  }
  .hdr-meta {
    gap: 12px;
  }
  .brand-text h1 {
    font-size: 22px;
  }

  /* Out-kpi: 2 columns */
  .out-kpi {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ================================================================
   MOBILE (≤640px) — HP semua ukuran portrait
   ================================================================ */
@media (max-width: 640px) {
  /* Show hamburger button */
  .mobile-menu-btn {
    display: flex;
  }

  /* Sidebar becomes overlay drawer */
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 280px;
    transform: translateX(-100%);
    transition: transform .28s cubic-bezier(.4,0,.2,1);
    z-index: 150;
    box-shadow: 4px 0 24px rgba(0,0,0,.4);
  }
  .sidebar.mobile-open {
    transform: translateX(0);
  }

  /* Override desktop collapse — always show full width when open on mobile */
  .sidebar.collapsed {
    width: 280px;
  }
  .sidebar .sb-label,
  .sidebar .sb-chevron,
  .sidebar .sb-footer-text {
    opacity: 1 !important;
    pointer-events: auto !important;
    transform: none !important;
  }
  .sidebar .sb-item-child {
    padding-left: 38px;
  }
  .sidebar .sb-item {
    padding: 12px 14px;
    justify-content: flex-start;
  }
  .sidebar .sb-icon {
    margin: 0;
    margin-right: 10px;
  }

  /* Hide desktop sb-toggle (use mobile menu instead) */
  .sb-toggle {
    display: none;
  }

  /* Main wrapper full width */
  .main-wrapper {
    width: 100%;
    min-width: 0;
  }

  /* Shell padding-top clears mobile menu button */
  .shell {
    padding: 60px 12px 40px;
  }

  /* Header stack vertically */
  .hdr {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding-bottom: 16px;
    margin-bottom: 16px;
  }
  .hdr-meta {
    width: 100%;
    flex-wrap: wrap;
    gap: 10px;
  }
  .hdr-meta-item {
    text-align: left;
  }
  .brand {
    gap: 10px;
  }
  .brand-text h1 {
    font-size: 18px;
  }
  .brand-logo {
    height: 40px;
    padding: 4px 8px;
  }
  .brand-divider {
    height: 26px;
  }

  /* KPI grid: 1 column (stack vertically) */
  .kpi-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .kpi {
    padding: 14px 16px;
  }
  .kpi-value {
    font-size: 24px;
  }

  /* Filter panel: 1 column, more compact */
  .filter-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 12px;
  }
  .filter-head {
    padding: 12px 14px;
  }
  .filter-title {
    font-size: 14px;
  }

  /* Two-col already stacks at 1100px via main.css */
  .two-col {
    gap: 12px;
  }

  /* Smaller panels on mobile */
  .panel {
    padding: 14px 16px;
  }
  .panel-title {
    font-size: 14px;
  }
  .panel-stat .num {
    font-size: 16px;
  }
  .col-title {
    font-size: 17px;
  }
  .col-header {
    flex-wrap: wrap;
    gap: 6px;
  }
  .col-badge {
    margin-left: 0;
  }

  /* Tables: horizontal scroll with smaller min-width */
  .out-table {
    font-size: 11px;
    min-width: 720px;
  }
  .out-table tbody td {
    padding: 8px 10px;
    font-size: 11px;
  }
  .out-table .th-group th,
  .out-table .th-detail th {
    padding: 8px 10px;
    font-size: 9px;
  }

  /* Out-kpi: 1 column */
  .out-kpi {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-bottom: 12px;
  }
  .out-kpi-val {
    font-size: 22px;
  }

  /* Footer stack */
  .foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    margin-top: 30px;
    font-size: 8px;
  }

  /* Loader compact */
  .loader-mark {
    width: 56px;
    height: 56px;
  }
  .loader-logo {
    width: 48px;
    height: 48px;
  }
  .loader-text {
    font-size: 9px;
  }

  /* Error box readable */
  .error-box {
    margin: 20px;
    padding: 18px;
  }
  .error-box h2 {
    font-size: 17px;
  }
}

/* ================================================================
   SMALL MOBILE (≤380px) — older/smaller phones
   ================================================================ */
@media (max-width: 380px) {
  .shell {
    padding: 56px 10px 30px;
  }
  .brand-text h1 {
    font-size: 16px;
  }
  .kpi-value {
    font-size: 22px;
  }
  .panel {
    padding: 12px 14px;
  }
}

/* ================================================================
   LANDSCAPE PHONES — allow side-by-side KPI when in landscape
   ================================================================ */
@media (max-width: 900px) and (orientation: landscape) and (max-height: 500px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .shell {
    padding: 16px 12px 30px;
  }
  .mobile-menu-btn {
    top: 8px;
    left: 8px;
    width: 38px;
    height: 38px;
  }
}

/* ================================================================
   TOUCH DEVICE OPTIMIZATIONS
   ================================================================ */
@media (hover: none) and (pointer: coarse) {
  /* Larger tap targets — min 44px per WCAG */
  .sb-item-child,
  .sb-item-parent {
    min-height: 44px;
    padding-top: 11px;
    padding-bottom: 11px;
  }

  /* Bigger buttons */
  .btn-hdr {
    min-height: 40px;
    padding: 10px 14px;
  }
  .btn-reset {
    min-height: 36px;
    padding: 8px 12px;
  }

  /* Filter dropdown options easier to tap */
  .cs-option {
    min-height: 40px;
    padding: 10px 12px;
  }
  .cs-trigger {
    min-height: 40px;
  }

  /* Disable transform-on-hover (gets stuck on touch) */
  .kpi:hover,
  .btn-hdr:hover,
  .sb-item:hover,
  .out-table tbody tr:hover {
    transform: none;
  }

  /* Smooth touch scrolling on tables */
  .out-table-wrap {
    -webkit-overflow-scrolling: touch;
  }
}

/* ================================================================
   PRINT — clean printable view (bonus)
   ================================================================ */
@media print {
  .sidebar,
  .mobile-menu-btn,
  .mobile-backdrop,
  .btn-hdr,
  .filter-panel,
  .foot {
    display: none !important;
  }
  .shell {
    padding: 0;
    max-width: 100%;
  }
  .main-wrapper {
    width: 100%;
  }
  body {
    background: white;
    color: black;
  }
  .kpi, .panel, .out-table-wrap {
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
  }
}