:root {
  color-scheme: dark;
  --page-light: rgba(141, 217, 218, .045);
  --card-light: rgba(255, 255, 255, .035);
  --card-shadow: 0 2px 4px rgba(0, 0, 0, .16), 0 12px 28px rgba(0, 0, 0, .12);
  --card-hover-shadow: 0 4px 8px rgba(0, 0, 0, .18), 0 20px 44px rgba(0, 0, 0, .22);
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f2f5f6;
  --surface-1: #ffffff;
  --surface-2: #f5f7f8;
  --surface-3: #e9eef0;
  --surface-4: #dde5e8;
  --border: rgba(28, 48, 57, .11);
  --border-strong: rgba(28, 48, 57, .23);
  --text: #1c3039;
  --text-dim: #425965;
  --muted: #526975;
  --faint: #627783;
  --accent: #126971;
  --accent-line: #126971;
  --accent-soft: rgba(18, 105, 113, .08);
  --ok: #16754d;
  --ok-soft: rgba(22, 117, 77, .08);
  --warn: #8b5712;
  --warn-soft: rgba(139, 87, 18, .08);
  --danger: #b63632;
  --danger-soft: rgba(182, 54, 50, .07);
  --violet: #6b4eaf;
  --page-light: rgba(18, 105, 113, .045);
  --card-light: rgba(255, 255, 255, .9);
  --shadow-key: inset 0 1px 0 rgba(255, 255, 255, .8), 0 1px 2px rgba(28, 48, 57, .07);
  --card-shadow: 0 2px 3px rgba(28, 48, 57, .025), 0 10px 28px rgba(28, 48, 57, .045);
  --card-hover-shadow: 0 4px 8px rgba(28, 48, 57, .045), 0 20px 44px rgba(28, 48, 57, .09);
}

body { background: radial-gradient(ellipse at 85% 0%, var(--page-light), transparent 56%), var(--bg); }
.main { padding: 40px clamp(24px, 2.5vw, 64px) 64px; }
.topbar { flex-wrap: wrap; align-items: flex-start; row-gap: 24px; }
.topbar-right { flex-wrap: wrap; justify-content: flex-end; margin-left: auto; padding-top: 30px; max-width: 100%; }
#userArea { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; min-width: 0; }
.user-chip { max-width: 240px; }
.user-chip > span:nth-child(2) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.avatar { flex-shrink: 0; }
.theme-control { display: inline-flex; flex: none; }
.theme-control .select { height: 44px; width: 112px; background-color: var(--surface-1); box-shadow: var(--shadow-key); }
.auth-theme { position: absolute; right: 24px; top: 20px; z-index: 2; }
.auth-panel { padding-top: 88px; }
.registration-page { padding-top: 88px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 20px; }
.card { min-height: 240px; gap: 20px; background: linear-gradient(145deg, var(--card-light), transparent 65%), var(--surface-1); box-shadow: inset 0 1px 0 var(--card-light), var(--card-shadow); transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease); }
.card.add { box-shadow: none; min-height: 200px; }
@media (hover: hover) and (pointer: fine) {
  .card:is(a, button):hover { transform: translateY(-3px); box-shadow: inset 0 1px 0 var(--card-light), var(--card-hover-shadow); }
}
.card:is(a, button):active { transform: translateY(0); box-shadow: var(--card-shadow); }
.tool-icon { overflow: hidden; }
.tool-icon:has(img) { padding: 5px; background: #fff; border-color: var(--border-strong); }
.tool-icon img { width: 100%; height: 100%; object-fit: contain; display: block; }
.tool-heading { display: flex; align-items: center; gap: 14px; min-width: 0; padding-top: 14px; }
.tool-heading .tool-name { min-width: 0; font-size: 19px; line-height: 1.5; }
.tool-body { display: grid; grid-template-columns: minmax(0, 1fr) 44px; align-items: center; gap: 20px; min-height: 58px; }
.tool-body .tool-desc { margin: 0; font-size: 13.5px; line-height: 1.8; }
.tool-body .tool-action { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--border); border-radius: 50%; background: var(--surface-2); transition: background .2s var(--ease), border-color .2s var(--ease); }
.tool-card:hover .tool-action { background: var(--accent-soft); border-color: var(--accent-line); }
.tool-card .tool-permission { position: absolute; top: 12px; right: 16px; max-width: calc(100% - 32px); font-size: 10.5px; }
.tool-card .tool-storage { min-width: 0; display: flex; gap: 4px; align-items: center; justify-self: end; text-align: right; }
.tool-storage > strong { font-size: 12px; line-height: 1.6; font-weight: 400; color: var(--text-dim); overflow-wrap: anywhere; }
.tool-card .card-foot { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 12px; align-items: center; margin-top: auto; padding-top: 12px; }
.tool-action[href]::after { content: ''; position: absolute; inset: 0; z-index: 1; border-radius: var(--r-lg); }
.tool-action:focus-visible::after { outline: 2px solid var(--accent); outline-offset: -3px; }
.tool-card:has(a):hover { border-color: var(--border-strong); box-shadow: inset 0 1px 0 var(--card-light), var(--card-hover-shadow); }
.storage-info { position: relative; z-index: 2; display: grid; place-items: center; width: 28px; height: 28px; padding: 0; flex: none; border: 0; border-radius: 50%; background: transparent; color: var(--muted); cursor: help; }
.storage-info:is(:hover, :focus-visible, [aria-expanded="true"]) { background: var(--accent-soft); color: var(--accent); }
.storage-info:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.storage-tooltip { position: fixed; z-index: 50; padding: 12px 14px; max-height: calc(100dvh - 24px); overflow: auto; border: 1px solid var(--border-strong); border-radius: 10px; background: var(--surface-1); color: var(--text); box-shadow: var(--card-hover-shadow); font-size: 12.5px; line-height: 1.8; overflow-wrap: anywhere; }
.storage-tooltip[hidden] { display: none; }
@media (pointer: coarse) { .storage-info { width: 44px; height: 44px; } }
.tool-card .service-status { gap: 6px; font-size: 11.5px; }
.tool-card .pill { justify-self: end; white-space: nowrap; }
.catalog-actions { display: flex; align-items: center; gap: 16px; margin-left: auto; flex-wrap: wrap; }
.catalog-pagination { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 16px 24px; padding-top: 24px; }
.pagination-summary { margin: 0 auto 0 0; font-size: 12px; color: var(--muted); }
.page-size { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); white-space: nowrap; }
.page-size .select { width: 86px; height: 40px; }
.pagination-buttons, .page-numbers { display: inline-flex; align-items: center; gap: 6px; }
.pagination-buttons .btn { height: 40px; min-width: 40px; background: var(--surface-1); }
.pagination-buttons [aria-current="page"] { background: var(--accent-soft); border-color: var(--accent-line); color: var(--accent); }
.pagination-gap { padding: 0 4px; color: var(--muted); }
.page-indicator { display: none; color: var(--muted); font-size: 12px; min-width: 56px; text-align: center; }
.logo-editor { display: flex; align-items: center; gap: 16px; padding: 16px; border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface-1); }
.logo-editor .tool-icon { width: 64px; height: 64px; }
.logo-editor-controls { min-width: 0; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.logo-editor-controls > div { display: flex; gap: 8px; flex-wrap: wrap; }
.logo-editor-controls .btn { min-height: 40px; height: auto; }
.logo-editor-controls p { margin: 0; }
.logo-editor-controls .hint[role="status"] { min-height: 18px; }
.btn-primary, .logo, .skip-link { color: #081b1e; }
:root[data-theme="light"] .btn-primary, :root[data-theme="light"] .logo, :root[data-theme="light"] .skip-link { color: #fff; }
:root[data-theme="light"] .btn-primary:hover { background: #0b5660; color: #fff; }
:root[data-theme="light"] .tool-icon[data-accent="cyan"] { color: #126971; border-color: rgba(18, 105, 113, .24); }
:root[data-theme="light"] .tool-icon[data-accent="violet"] { color: #6b4eaf; border-color: rgba(107, 78, 175, .24); }
:root[data-theme="light"] .tool-icon[data-accent="amber"] { color: #8b5712; border-color: rgba(139, 87, 18, .24); }
:root[data-theme="light"] .tool-icon[data-accent="green"] { color: #16754d; border-color: rgba(22, 117, 77, .24); }
.pill[data-tone="admin"], .permission-warning { color: var(--warn); }
.toast.error, .auth-error { color: var(--danger); }
.toast.ok { color: var(--ok); }
altcha-widget { color-scheme: inherit; }
:root[data-theme="light"] .overlay { background: rgba(28, 48, 57, .28); }
:root[data-theme="light"] .modal, :root[data-theme="light"] .palette { box-shadow: 0 24px 72px rgba(28, 48, 57, .18); }
:root[data-theme="light"] .toast { box-shadow: var(--card-hover-shadow); }
@media (max-width: 1100px) {
  .topbar-right { padding-top: 0; }
}
@media (max-width: 900px) {
  .main { padding: 24px 24px 48px; }
  .topbar-right { justify-content: flex-start; margin-left: 0; }
  .search { flex-basis: 220px; }
  .grid { gap: 16px; }
}
@media (max-width: 600px) {
  .main { padding: 24px 16px 40px; }
  .topbar-right .search { flex-basis: 100%; order: 3; }
  .topbar-right .theme-control { margin-left: auto; }
  .user-chip { max-width: 164px; }
  .card { min-height: 224px; }
  .tool-body { gap: 16px; }
  .tool-card .card-foot { gap: 8px; }
  .card.add { min-height: 168px; }
  .catalog-toolbar { gap: 12px; }
  .catalog-toolbar .toolbar { gap: 6px; }
  .catalog-toolbar .chip { padding-inline: 10px; }
  .catalog-actions { width: 100%; margin-left: 0; justify-content: space-between; }
  .catalog-pagination { gap: 16px 12px; }
  .pagination-summary { font-size: 11.5px; }
  .page-size { gap: 6px; }
  .page-size .select { width: 78px; }
  .pagination-buttons { width: 100%; justify-content: center; }
  .page-numbers { display: none; }
  .page-indicator { display: inline; }
  .pagination-buttons .btn { height: 44px; }
  .overlay { padding: 16px; }
  .modal-body { max-height: 65dvh; }
  .form-row { grid-template-columns: minmax(0, 1fr); }
  .auth-theme { right: 16px; top: 16px; }
  .logo-editor { padding: 12px; gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  .card:is(a, button):hover { transform: none; }
}