:root {
  color-scheme: light;
  --bg: #f7f8fa;
  --surface: #fff;
  --surface-raised: #fff;
  --surface-muted: #f7f9fa;
  --surface-sunken: #f7f8fa;
  --control-bg: #fff;
  --control-border: #cbd4d9;
  --hover-surface: #f1f5f5;
  --overlay: rgba(23, 33, 38, .32);
  --glass-surface: rgba(255, 255, 255, .84);
  --glass-border: rgba(166, 178, 185, .34);
  --line: #e5e8eb;
  --text: #171a1d;
  --muted: #70777f;
  --teal: #0f8c80;
  --teal-strong: #0b746a;
  --teal-soft: #e8f6f4;
  --on-accent: #fff;
  --rail: #1c242a;
  --rail-active: #33424b;
  --shadow: 0 8px 28px rgba(28, 38, 48, .07);
  --shadow-dialog: 0 24px 70px rgba(20, 28, 34, .22);
  --radius-control: 7px;
  --radius-panel: 8px;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #151a1d;
  --surface: #20272b;
  --surface-raised: #263036;
  --surface-muted: #1a2024;
  --surface-sunken: #151a1d;
  --control-bg: #20292e;
  --control-border: #46545c;
  --hover-surface: #283238;
  --overlay: rgba(4, 8, 10, .48);
  --glass-surface: rgba(30, 39, 44, .84);
  --glass-border: rgba(128, 146, 156, .28);
  --line: #39464d;
  --text: #edf1f3;
  --muted: #a6b0b6;
  --teal: #5ecdbb;
  --teal-strong: #45b5a4;
  --teal-soft: #183e39;
  --on-accent: #172126;
  --rail: #0b1013;
  --rail-active: #26383b;
  --shadow: 0 10px 30px rgba(0, 0, 0, .28);
  --shadow-dialog: 0 24px 70px rgba(0, 0, 0, .42);
}

:where(button, input, select, textarea) { font: inherit; }
:where(button, a, [role="button"]) { touch-action: manipulation; }
:where(button, input, select, textarea):disabled { cursor: not-allowed; opacity: .55; }
:where(svg.lucide, svg.lucide *) { pointer-events: none !important; }

:where(.primary, .secondary, .danger, .icon-button, .settings-dialog-foot button) {
  min-height: 38px;
  border-radius: var(--radius-control);
  cursor: pointer;
  transition: background-color .16s ease, border-color .16s ease, color .16s ease, box-shadow .16s ease;
}
.primary {
  padding: 0 14px;
  border: 1px solid var(--teal);
  color: var(--on-accent);
  background: var(--teal);
}
.primary:hover { filter: brightness(.93); }
.secondary {
  padding: 0 14px;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--surface-raised);
}
.secondary:hover { border-color: color-mix(in srgb, var(--teal) 18%, var(--line)); background: var(--surface-muted); }
.danger {
  padding: 0 14px;
  border: 1px solid color-mix(in srgb, #b44747 38%, var(--line));
  color: #b44747;
  background: color-mix(in srgb, #b44747 7%, var(--surface));
}
.icon-button {
  display: grid;
  place-items: center;
  width: 38px;
  padding: 0;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--surface-raised);
}
.square {
  color: var(--text);
  border-color: var(--line);
  background: var(--surface-raised);
}
.square:hover { border-color: color-mix(in srgb, var(--teal) 24%, var(--line)); background: var(--hover-surface); }

body, .app, .main { color: var(--text); background: var(--surface-sunken); }
.rail { background: var(--rail) !important; }
.rail-link.active { background: var(--rail-active) !important; }
.topbar, .user-menu, .settings-dialog { color: var(--text); background: var(--surface-raised) !important; border-color: var(--line) !important; }
.panel, .metric, .app-item, .control, .form input, .form select, .credential-form input, .credential-form select {
  color: var(--text);
  background: var(--surface);
  border-color: var(--line);
}
.topbar, .panel-head, .form-row, .info-row, .credential-row, .settings-toolbar, .settings-dialog-head, .settings-dialog-foot, .table td, .table th { border-color: var(--line) !important; }
.command, .table th { color: var(--muted); background: var(--surface-muted); border-color: var(--line); }
.command input { color: var(--text); }
.app-item:hover, .menu-link:hover { background: var(--hover-surface); }
.empty, .page-head p, .app-info small, .form-row small, .credential-info small { color: var(--muted); }

.settings-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  background: var(--overlay);
}
.settings-dialog {
  width: min(650px, calc(100vw - 32px));
  max-height: calc(100dvh - 32px);
  overflow: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  box-shadow: var(--shadow-dialog);
}
.settings-dialog-foot button:not(.primary), .settings-close { color: var(--text); background: var(--surface-raised); border-color: var(--line); }

.mobile-more-backdrop { background: var(--overlay) !important; backdrop-filter: blur(4px); }
.mobile-more-sheet {
  max-height: min(78dvh, 620px);
  overflow-y: auto;
  overscroll-behavior: contain;
  color: var(--text) !important;
  border-color: var(--glass-border) !important;
  background: var(--glass-surface) !important;
  box-shadow: 0 -18px 42px rgba(24, 34, 40, .18) !important;
  backdrop-filter: blur(22px) saturate(1.16);
}
.mobile-nav { color: var(--muted); border-color: var(--line) !important; background: color-mix(in srgb, var(--surface-raised) 94%, transparent) !important; }
.mobile-nav-link, .mobile-more-button { color: var(--muted) !important; background: transparent !important; }
.mobile-nav-link.active, .mobile-more-button.active { color: var(--teal) !important; }
.mobile-more-head, .mobile-more-list, .mobile-more-link { border-color: var(--line) !important; }
.mobile-more-link { color: var(--text) !important; background: transparent !important; }
.mobile-more-link:active { background: var(--hover-surface) !important; }
.mobile-more-close { color: var(--muted) !important; background: transparent !important; }
.mobile-more-handle { background: color-mix(in srgb, var(--muted) 55%, transparent) !important; }
.mobile-more-link small { color: var(--muted) !important; }
html[data-theme="dark"] .mobile-nav { box-shadow: 0 -6px 22px rgba(0, 0, 0, .28) !important; }
html[data-theme="dark"] .mobile-more-sheet { box-shadow: 0 -18px 42px rgba(0, 0, 0, .38) !important; }

.theme-corner { position: fixed; top: 0; right: 3px; z-index: 90; text-align: right; pointer-events: none; }
.theme-corner-button { position: relative; display: flex; align-items: flex-start; justify-content: flex-end; width: 30px; height: 30px; margin-left: auto; padding: 4px 5px 0 0; border: 0; border-radius: 0; color: #fff; background: linear-gradient(135deg, var(--theme-gradient-1, var(--teal)), var(--theme-gradient-2, var(--teal-strong))); clip-path: polygon(100% 0, 100% 100%, 0 0); box-shadow: -2px 2px 8px rgba(0, 0, 0, .12); cursor: pointer; opacity: .9; pointer-events: auto; }
.theme-corner-button:hover, .theme-corner-button:focus-visible { opacity: 1; filter: brightness(1.04); }
.theme-corner-icon { position: absolute; top: 3px; right: 3px; font-size: 14px; line-height: 1; pointer-events: none; filter: drop-shadow(0 1px 1px rgba(255, 255, 255, .75)); }
.theme-menu { position: absolute; top: 35px; right: 5px; display: none; width: min(300px, calc(100vw - 20px)); padding: 12px 14px; border: 1px solid var(--glass-border); border-radius: 12px; color: var(--text); background: var(--glass-surface); box-shadow: var(--shadow), inset 0 1px rgba(255, 255, 255, .2); backdrop-filter: blur(14px) saturate(1.12); text-align: left; pointer-events: auto; }
.theme-menu.open { display: block; }
.theme-menu-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.theme-menu-head b { font-size: 13px; }
.theme-menu-head small { color: var(--muted); font-size: 10px; }
.theme-preset-wrap { position: relative; }
.theme-preset-trigger { display: flex; align-items: center; justify-content: space-between; gap: 9px; width: 100%; height: 36px; padding: 0 10px; border: 1px solid var(--control-border); border-radius: 8px; color: var(--text); background: color-mix(in srgb, var(--control-bg) 78%, transparent); cursor: pointer; text-align: left; }
.theme-preset-trigger .theme-label { min-width: 0; flex: 1; }
.theme-caret { font-size: 10px; opacity: .65; transition: transform .18s; }
.theme-preset-wrap.open .theme-caret { transform: rotate(180deg); }
.theme-preset-list { position: absolute; left: 0; right: 0; top: 41px; z-index: 3; display: none; max-height: 250px; margin: 0; padding: 5px 0; overflow: auto; border: 1px solid var(--glass-border); border-radius: 10px; background: var(--glass-surface); box-shadow: var(--shadow); backdrop-filter: blur(14px); }
.theme-preset-wrap.open .theme-preset-list { display: block; }
.theme-option { display: grid; grid-template-columns: 34px 1fr auto; align-items: center; gap: 9px; width: 100%; min-height: 38px; padding: 5px 10px; border: 0; color: var(--text); background: transparent; text-align: left; cursor: pointer; }
.theme-option:hover, .theme-option.active { background: var(--hover-surface); }
.theme-swatch { width: 30px; height: 15px; border: 1px solid rgba(0, 0, 0, .09); border-radius: 5px; box-shadow: inset 0 1px rgba(255, 255, 255, .35), 0 1px 2px rgba(0, 0, 0, .08); }
.theme-check { color: var(--teal); font-weight: 700; }
.theme-custom-row { display: none; align-items: center; gap: 8px; margin-top: 10px; }
.theme-custom-row.open { display: flex; }
.theme-custom-row input { width: 34px; height: 28px; padding: 1px; border: 1px solid var(--control-border); border-radius: 6px; background: var(--control-bg); cursor: pointer; }
.theme-action { min-height: 30px; padding: 0 10px; border: 0; border-radius: var(--radius-control); color: var(--on-accent); background: var(--teal); cursor: pointer; }
.theme-menu-foot { display: flex; justify-content: flex-end; margin-top: 10px; padding-top: 9px; border-top: 1px solid var(--glass-border); }
.theme-reset { min-height: 30px; padding: 0 10px; border: 1px solid var(--control-border); border-radius: var(--radius-control); color: var(--text); background: color-mix(in srgb, var(--control-bg) 78%, transparent); cursor: pointer; }
.theme-inline { display: flex; align-items: center; gap: 9px; }
.theme-inline-trigger { display: flex; align-items: center; gap: 8px; height: 38px; padding: 0 11px; border: 1px solid var(--control-border); border-radius: var(--radius-control); color: var(--text); background: var(--surface); cursor: pointer; }
.theme-inline-trigger .theme-swatch { width: 28px; height: 14px; }

.workspace-frame { height: calc(100vh - 166px); min-height: 430px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-panel); background: var(--surface); box-shadow: 0 8px 28px rgba(28, 38, 48, .05); }
.workspace-back { display: grid; place-items: center; width: 38px; height: 38px; padding: 0; border: 1px solid var(--line); border-radius: var(--radius-panel); color: var(--text); background: var(--surface); cursor: pointer; }
.workspace-heading { display: flex; align-items: center; gap: 12px; }
.workspace-title h1 { margin-bottom: 3px; }
.workspace-state { display: flex; align-items: center; gap: 7px; padding: 8px 11px; border: 1px solid var(--line); border-radius: var(--radius-control); color: var(--muted); background: var(--surface); font-size: 12px; }
.workspace-state-dot { width: 8px; height: 8px; border-radius: 50%; background: #9ca7ae; }
body.selection-open .main { max-width: none; padding: 18px 20px; }
body.selection-open .topbar { height: 64px; }
.selection-frame { height: calc(100vh - 124px); min-height: 560px; }

@media (max-width: 800px) {
  .theme-corner { right: 2px; }
  .workspace-head { align-items: center !important; margin-bottom: 10px !important; }
  .workspace-heading { gap: 8px; }
  .workspace-back { width: 32px; height: 32px; }
  .workspace-title h1 { margin: 0; font-size: 18px; }
  .workspace-title p, .workspace-head > .workspace-state { display: none; }
  .workspace-frame { height: calc(100vh - 222px); min-height: 0; border-radius: 6px; }
  body.sample-preview-open .workspace-frame { height: calc(100vh - 160px); }
  body.selection-open .main { padding: 8px 0 0; }
  .selection-frame { height: calc(100vh - 134px); border-width: 1px 0 0; border-radius: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}