/* ═══════════════════════════════════════════════════════════════
   Mobile UI — phones & small tablets
   ═══════════════════════════════════════════════════════════════ */

/* Scroll lock when mobile nav is open */
html.nav-open,
html.nav-open body {
  overflow: hidden !important;
  height: 100%;
  touch-action: none;
}

/* Safe areas (notched devices) */
@supports (padding: env(safe-area-inset-top)) {
  .topbar {
    padding-top: env(safe-area-inset-top);
    height: calc(var(--topbar-height) + env(safe-area-inset-top));
  }

  .sidebar {
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
  }

  .page-content {
    padding-left: max(var(--space-4), env(safe-area-inset-left));
    padding-right: max(var(--space-4), env(safe-area-inset-right));
    padding-bottom: max(var(--space-4), env(safe-area-inset-bottom));
  }
}

.d-none.d-sm-list-item { display: none !important; }

@media (min-width: 576px) {
  .d-sm-list-item { display: list-item !important; }
}

@media (max-width: 768px) {
  /* ─── Shell & sidebar ─── */
  body.sidebar-collapsed .sidebar {
    width: min(280px, 88vw) !important;
  }

  .sidebar {
    z-index: 1100;
    box-shadow: 8px 0 40px rgba(0, 0, 0, 0.5);
  }

  .sidebar-overlay {
    z-index: 1050;
    -webkit-tap-highlight-color: transparent;
  }

  .sidebar-nav {
    padding-bottom: var(--space-2);
    -webkit-overflow-scrolling: touch;
  }

  .nav-item {
    min-height: 44px;
    padding: var(--space-3) var(--space-4);
  }

  /* ─── Topbar ─── */
  .topbar {
    padding: 0 var(--space-3);
    gap: var(--space-2);
    min-height: var(--topbar-height);
    height: auto;
  }

  .topbar-left {
    gap: var(--space-2);
    flex: 1;
    min-width: 0;
  }

  .topbar-right {
    flex-shrink: 0;
    gap: 6px;
  }

  .topbar-toggle,
  .topbar-btn,
  .icon-btn {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
  }

  .breadcrumb {
    font-size: 12px;
    min-width: 0;
    overflow: hidden;
  }

  .breadcrumb .active {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 42vw;
  }

  /* ─── Page content ─── */
  .page-content {
    padding: var(--space-3) var(--space-3) var(--space-6);
    max-width: 100%;
  }

  .page-header-modern {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
  }

  .page-header-actions {
    width: 100%;
  }

  .page-header-actions .btn-premium,
  .page-header-actions .vip-btn {
    width: 100%;
    justify-content: center;
  }

  .page-title,
  .page-header h1 {
    font-size: 1.5rem !important;
    line-height: 1.2;
    word-break: break-word;
  }

  .page-sub {
    font-size: 13px;
    line-height: 1.5;
  }

  .chip-group {
    gap: 6px;
  }

  .chip {
    font-size: 11px;
    padding: 5px 10px;
  }

  /* ─── Cards: no asymmetric overflow ─── */
  .premium-card,
  .vip-card,
  .stat-card,
  .glass-card,
  .kpi-card,
  .action-card {
    transform: none !important;
    --asym-y: 0px !important;
    --asym-rotate: 0deg !important;
  }

  .premium-card:hover,
  .vip-card:hover,
  .stat-card:hover,
  .glass-card:hover {
    transform: none !important;
  }

  .vip-card-header {
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: 14px;
  }

  .vip-card-body {
    padding: var(--space-4);
  }

  /* ─── Dashboard ─── */
  .dash-account-strip {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .dash-account-item {
    padding: var(--space-3);
  }

  .bento-grid {
    gap: var(--space-3);
  }

  .dash-kpi-row .kpi-card {
    min-height: 112px;
  }

  .kpi-value {
    font-size: 24px !important;
  }

  .action-grid {
    grid-template-columns: 1fr;
  }

  /* ─── Toolbars & tables ─── */
  .modern-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
    padding: var(--space-3);
  }

  .modern-toolbar-left,
  .modern-toolbar-right {
    width: 100%;
    justify-content: space-between;
  }

  .modern-toolbar-right {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .modern-toolbar-right .btn-premium {
    flex: 1;
    min-width: 0;
    justify-content: center;
  }

  .table-responsive,
  .vip-table-wrap {
    margin: 0 calc(-1 * var(--space-3));
    padding: 0 var(--space-3);
    -webkit-overflow-scrolling: touch;
    overflow-x: auto;
  }

  .vip-table {
    font-size: 12px;
    min-width: 640px;
  }

  .vip-table th,
  .vip-table td {
    padding: 8px 10px;
    white-space: nowrap;
  }

  /* DataTables controls */
  .dataTables_wrapper .dataTables_length,
  .dataTables_wrapper .dataTables_filter {
    float: none !important;
    text-align: left !important;
    margin-bottom: var(--space-3);
  }

  .dataTables_wrapper .dataTables_filter input {
    width: 100% !important;
    margin-left: 0 !important;
    margin-top: 6px;
  }

  .dataTables_wrapper .dataTables_info,
  .dataTables_wrapper .dataTables_paginate {
    float: none !important;
    text-align: center !important;
    margin-top: var(--space-3);
  }

  .dataTables_wrapper .dataTables_paginate .paginate_button {
    min-width: 36px;
    min-height: 36px;
    line-height: 36px;
    padding: 0 10px !important;
  }

  /* ─── Server / segmented controls ─── */
  .segmented-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 calc(-1 * var(--space-3));
    padding: 0 var(--space-3) var(--space-2);
    scrollbar-width: none;
  }

  .segmented-scroll::-webkit-scrollbar {
    display: none;
  }

  .segmented-control {
    display: inline-flex;
    flex-wrap: nowrap;
    min-width: min-content;
    width: max-content;
    max-width: none;
  }

  .segmented-control .segment,
  .segmented-control .segmented-item {
    white-space: nowrap;
    flex-shrink: 0;
    padding: 8px 14px;
    font-size: 12px;
    min-height: 40px;
    display: inline-flex;
    align-items: center;
  }

  .chip-row {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--space-2);
    margin: 0 calc(-1 * var(--space-3));
    padding-left: var(--space-3);
    padding-right: var(--space-3);
    scrollbar-width: none;
  }

  .chip-row::-webkit-scrollbar {
    display: none;
  }

  .chip-row .chip {
    flex-shrink: 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .kpi-mini-grid {
    grid-template-columns: 1fr;
  }

  /* ─── Forms & buttons ─── */
  .btn-premium,
  .vip-btn {
    min-height: 44px;
  }

  .btn-premium-sm {
    min-height: 38px;
  }

  .input-wrapper > .vip-input,
  .input-wrapper > .form-control {
    font-size: 16px !important;
    padding: 12px 14px 12px 0 !important;
    min-height: 48px;
  }

  .field-group > .form-control,
  .field-group > .vip-input,
  .vip-group > .form-control,
  .vip-group > .vip-input {
    font-size: 16px;
  }

  .row.g-4 > [class*="col-"],
  .row.g-3 > [class*="col-"] {
    margin-bottom: 0;
  }

  /* ─── Dropdowns ─── */
  .user-dropdown-menu {
    min-width: min(280px, calc(100vw - 24px)) !important;
  }

  .dropdown-menu {
    max-width: calc(100vw - 24px);
  }

  /* ─── Footer ─── */
  .app-footer {
    padding: var(--space-3);
    font-size: 11px;
  }

  /* ─── Performance: reduce heavy effects ─── */
  .orb {
    opacity: 0.2;
    filter: blur(40px);
  }

  .app-bg::after {
    animation: none;
  }

  .sidebar-nav .nav-item {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }

  .scanlines,
  .cursor-glow {
    display: none !important;
  }

  .table tbody tr:hover,
  .vip-table tbody tr:hover,
  table.dataTable tbody tr:hover {
    transform: none !important;
  }

  .quick-action-btn:hover {
    transform: none !important;
  }
}

@media (max-width: 480px) {
  .page-title,
  .page-header h1 {
    font-size: 1.35rem !important;
  }

  .breadcrumb .active {
    max-width: 36vw;
  }

  .stat-grid {
    grid-template-columns: 1fr;
  }

  .dash-account-item .kpi-value {
    font-size: 16px !important;
  }

  .vip-toggle-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .srv-wrap .d-flex.flex-wrap.gap-2 {
    flex-direction: column;
  }

  .srv-wrap .d-flex.flex-wrap.gap-2 form,
  .srv-wrap .d-flex.flex-wrap.gap-2 .btn-premium {
    width: 100%;
  }
}

/* Segmented item alias (Server page) */
.segmented-control .segmented-item {
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: calc(var(--radius-md) - 2px);
  border: none;
  background: transparent;
  text-decoration: none;
  transition: all 0.25s;
}

.segmented-control .segmented-item:hover {
  color: var(--text-primary);
}

.segmented-control .segmented-item.active {
  background: var(--accent-muted);
  color: var(--accent-hover);
  box-shadow: 0 2px 8px rgba(0, 245, 255, 0.15);
}