/* Swazor CSS Utility Library */

/* Server template first paint, scoped so library consumers keep their own reset. */
.swz-server-shell, .swz-server-shell *, .swz-server-shell *::before, .swz-server-shell *::after { box-sizing: border-box; }
body.swz-server-shell { margin: 0; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; }

/* Runtime composables: external CSS rather than CSP-blocked style elements. */
@keyframes swz-aurora { 0%,100% { background-position:0% 50% } 50% { background-position:100% 50% } }
.swz-stream-word { display:inline }
.swz-stream-word.swz-fade-in { opacity:0;transition:opacity 100ms ease-in }
.swz-island{pointer-events:auto;background:#1a1a1a;color:#fff;border-radius:50px;padding:6px 16px;font-size:14px;cursor:pointer;overflow:hidden;white-space:nowrap;display:inline-flex;align-items:center;gap:8px;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 4px 24px rgba(0,0,0,0.3);transition:border-radius 0.3s cubic-bezier(0.34,1.56,0.64,1)}
.swz-island.swz-expanded{border-radius:20px;padding:16px;flex-direction:column;align-items:stretch;white-space:normal;cursor:default}
.swz-island-icon{font-size:16px;flex-shrink:0}
.swz-island-label{font-weight:500}
.swz-island-expanded-content{display:none}
.swz-island.swz-expanded .swz-island-min{display:none}
.swz-island.swz-expanded .swz-island-expanded-content{display:flex;flex-direction:column;gap:8px}
.swz-island-title{font-weight:600;font-size:15px}
.swz-island-subtitle{font-size:13px;opacity:0.7}
.swz-island-actions{display:flex;gap:8px;margin-top:4px}
.swz-island-action{background:rgba(255,255,255,0.15);border:none;color:#fff;padding:6px 12px;border-radius:8px;font-size:13px;cursor:pointer;transition:background 0.15s}
.swz-island-action:hover{background:rgba(255,255,255,0.25)}
.swz-markdown-stream pre{background:var(--swz-bg-tertiary,#1e1e2e);color:var(--swz-text,#e2e8f0);padding:12px 16px;border-radius:8px;overflow-x:auto;position:relative;margin:8px 0;}
.swz-markdown-stream code{font-family:var(--swz-font-mono,monospace);font-size:0.9em;}
.swz-markdown-stream pre code{background:none;padding:0;}
.swz-markdown-stream code:not(pre code){background:var(--swz-bg-secondary,#f1f5f9);padding:2px 6px;border-radius:4px;}
.swz-markdown-stream blockquote{border-left:3px solid var(--swz-primary,#3b82f6);padding-left:12px;margin:8px 0;color:var(--swz-text-secondary,#6b7280);}
.swz-markdown-stream h1,.swz-markdown-stream h2,.swz-markdown-stream h3{margin:16px 0 8px;font-weight:600;}
.swz-markdown-stream a{color:var(--swz-primary,#3b82f6);text-decoration:underline;}
.swz-markdown-stream ul,.swz-markdown-stream ol{padding-left:24px;margin:8px 0;}
.swz-markdown-stream .swz-copy-btn{position:absolute;top:8px;right:8px;background:rgba(255,255,255,0.1);border:none;color:inherit;padding:4px 8px;border-radius:4px;cursor:pointer;font-size:11px;opacity:0.6;transition:opacity 0.2s;}
.swz-markdown-stream .swz-copy-btn:hover{opacity:1;}
.swz-timeline{position:relative;padding:0;margin:0;list-style:none;}
.swz-timeline.vertical .swz-tl-item{display:flex;gap:12px;padding-bottom:16px;position:relative;}
.swz-timeline.vertical .swz-tl-item:last-child{padding-bottom:0;}
.swz-timeline.vertical .swz-tl-dot-col{display:flex;flex-direction:column;align-items:center;flex-shrink:0;width:24px;}
.swz-timeline.vertical .swz-tl-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0;z-index:1;box-shadow:0 0 0 3px var(--swz-bg,#fff);}
.swz-timeline.vertical .swz-tl-line{width:2px;flex:1;background:var(--swz-border,#e5e7eb);margin-top:4px;}
.swz-timeline.vertical .swz-tl-content{flex:1;min-width:0;}
.swz-timeline.vertical .swz-tl-label{font-weight:600;font-size:14px;color:var(--swz-text,#1f2937);}
.swz-timeline.vertical .swz-tl-detail{font-size:12px;color:var(--swz-text-secondary,#6b7280);margin-top:2px;}
.swz-timeline.vertical .swz-tl-time{font-size:11px;color:var(--swz-text-muted,#9ca3af);margin-top:2px;}
.swz-timeline.horizontal{display:flex;align-items:flex-start;gap:0;overflow-x:auto;}
.swz-timeline.horizontal .swz-tl-item{display:flex;flex-direction:column;align-items:center;min-width:80px;position:relative;}
.swz-timeline.horizontal .swz-tl-dot-row{display:flex;align-items:center;width:100%;}
.swz-timeline.horizontal .swz-tl-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;z-index:1;}
.swz-timeline.horizontal .swz-tl-hline{height:2px;flex:1;background:var(--swz-border,#e5e7eb);}
.swz-timeline.horizontal .swz-tl-label{font-size:11px;text-align:center;margin-top:6px;color:var(--swz-text,#1f2937);}
@keyframes swz-tl-enter{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}
.swz-breadcrumb{display:flex;align-items:center;gap:4px;font-size:13px;flex-wrap:nowrap;overflow:hidden;}
.swz-breadcrumb ol{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;flex-wrap:nowrap;}
.swz-breadcrumb li{display:flex;align-items:center;gap:4px;white-space:nowrap;}
.swz-breadcrumb .swz-bc-sep{color:var(--swz-text-muted,#9ca3af);flex-shrink:0;}
.swz-breadcrumb .swz-bc-link{color:var(--swz-text-secondary,#6b7280);cursor:pointer;text-decoration:none;border-radius:4px;padding:2px 6px;transition:background 0.15s,color 0.15s;}
.swz-breadcrumb .swz-bc-link:hover{background:var(--swz-bg-secondary,#f1f5f9);color:var(--swz-text,#1f2937);}
.swz-breadcrumb .swz-bc-current{color:var(--swz-text,#1f2937);font-weight:600;padding:2px 6px;}
.swz-breadcrumb .swz-bc-ellipsis{position:relative;}
.swz-breadcrumb .swz-bc-ellipsis-btn{color:var(--swz-text-muted,#9ca3af);cursor:pointer;border:none;background:none;padding:2px 6px;border-radius:4px;font-size:13px;}
.swz-breadcrumb .swz-bc-ellipsis-btn:hover{background:var(--swz-bg-secondary,#f1f5f9);}
.swz-breadcrumb .swz-bc-dropdown{position:absolute;top:100%;left:0;z-index:100;background:var(--swz-bg,#fff);border:1px solid var(--swz-border,#e5e7eb);border-radius:8px;box-shadow:var(--swz-shadow-md);padding:4px 0;min-width:120px;display:none;}
.swz-breadcrumb .swz-bc-dropdown.open{display:block;}
.swz-breadcrumb .swz-bc-dropdown-item{display:block;padding:6px 12px;cursor:pointer;color:var(--swz-text,#1f2937);text-decoration:none;font-size:13px;white-space:nowrap;}
.swz-breadcrumb .swz-bc-dropdown-item:hover{background:var(--swz-bg-secondary,#f1f5f9);}
@keyframes swz-bc-enter{from{opacity:0;transform:translateX(-4px);}to{opacity:1;transform:translateX(0);}}
/* Distinct names avoid overriding other composables' pulse/shimmer keyframes. */
@keyframes swz-lazy-pulse{0%,100%{opacity:0.4}50%{opacity:1}}
@keyframes swz-lazy-shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.swz-msg-group-connected.swz-msg-group-first,.swz-msg-group-connected.swz-msg-group-middle{border-left:2px solid var(--swz-primary,#007AFF);padding-left:8px;}
.swz-msg-group-connected.swz-msg-group-last{border-left:2px solid var(--swz-primary,#007AFF);padding-left:8px;border-bottom-left-radius:4px;}
.swz-msg-group-spaced[style*="--swz-group-spacing"]{margin-bottom:var(--swz-group-spacing) !important;}
.swz-msg-group-collapsed-item{pointer-events:none;}
@keyframes swz-ecg-shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
@keyframes swz-ecg-spin{to{transform:rotate(360deg)}}
@keyframes swz-ecg-pulse{0%,80%,100%{opacity:0.3;transform:scale(0.8)}40%{opacity:1;transform:scale(1)}}

/* Design tokens - light theme (default) */
:root {
  /* Animation */
  --swz-duration: 300ms;
  --swz-easing: cubic-bezier(0.4, 0, 0.2, 1);
  --swz-glow-color: rgba(66, 133, 244, 0.45);
  --swz-valid-color: rgba(52, 199, 89, 0.5);
  /* #623: Motion preference scales (set by JS composable) */
  --swz-motion-scale: 1;
  --swz-motion-duration-scale: 1;

  /* Colors */
  --swz-bg: #ffffff;
  --swz-bg-secondary: #f8f9fa;
  --swz-bg-tertiary: #e9ecef;
  --swz-text: #212529;
  --swz-text-secondary: #6c757d;
  --swz-text-muted: #adb5bd;
  --swz-primary: #0d6efd;
  --swz-primary-hover: #0b5ed7;
  --swz-primary-contrast: #ffffff;
  --swz-secondary: #6c757d;
  --swz-success: #198754;
  --swz-danger: #dc3545;
  --swz-warning: #ffc107;
  --swz-info: #0dcaf0;
  --swz-border: #dee2e6;

  /* Spacing */
  --swz-space-xs: 0.25rem;
  --swz-space-sm: 0.5rem;
  --swz-space-md: 1rem;
  --swz-space-lg: 1.5rem;
  --swz-space-xl: 2rem;

  /* Typography */
  --swz-font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --swz-font-mono: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
  --swz-font-size-sm: 0.875rem;
  --swz-font-size-md: 1rem;
  --swz-font-size-lg: 1.25rem;
  --swz-font-size-xl: 1.5rem;
  --swz-line-height: 1.5;

  /* Borders & Shadows */
  --swz-radius-sm: 4px;
  --swz-radius-md: 8px;
  --swz-radius-lg: 12px;
  --swz-radius-full: 9999px;
  --swz-shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --swz-shadow-sm: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --swz-shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
  --swz-shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
  --swz-shadow-xl: 0 20px 25px rgba(0,0,0,0.1), 0 8px 10px rgba(0,0,0,0.04);
  --swz-shadow-2xl: 0 25px 50px rgba(0,0,0,0.25);
  --swz-shadow-inset: inset 0 2px 4px rgba(0,0,0,0.06);

  color-scheme: light dark;
}

/* Dark theme - auto via OS preference */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --swz-bg: #1a1a2e;
    --swz-bg-secondary: #16213e;
    --swz-bg-tertiary: #0f3460;
    --swz-text: #e8e8e8;
    --swz-text-secondary: #a0a0a0;
    --swz-text-muted: #6c6c6c;
    --swz-primary: #4dabf7;
    --swz-primary-hover: #339af0;
    --swz-primary-contrast: #0a1929;
    --swz-border: #2c2c3e;
    --swz-shadow-xs: 0 1px 2px rgba(0,0,0,0.15);
    --swz-shadow-sm: 0 1px 3px rgba(0,0,0,0.25), 0 1px 2px rgba(0,0,0,0.2);
    --swz-shadow-md: 0 4px 6px rgba(0,0,0,0.3), 0 2px 4px rgba(0,0,0,0.2);
    --swz-shadow-lg: 0 10px 15px rgba(0,0,0,0.35), 0 4px 6px rgba(0,0,0,0.2);
    --swz-shadow-xl: 0 20px 25px rgba(0,0,0,0.35), 0 8px 10px rgba(0,0,0,0.15);
    --swz-shadow-2xl: 0 25px 50px rgba(0,0,0,0.5);
    --swz-shadow-inset: inset 0 2px 4px rgba(0,0,0,0.2);
    --swz-glow-color: rgba(77, 171, 247, 0.4);
  }
}

/* Dark theme - manual override via data-theme or data-swz-theme attribute (#272) */
[data-theme="dark"],
[data-swz-theme="dark"] {
  --swz-bg: #1a1a2e;
  --swz-bg-secondary: #16213e;
  --swz-bg-tertiary: #0f3460;
  --swz-text: #e8e8e8;
  --swz-text-secondary: #a0a0a0;
  --swz-text-muted: #6c6c6c;
  --swz-primary: #4dabf7;
  --swz-primary-hover: #339af0;
  --swz-primary-contrast: #0a1929;
  --swz-border: #2c2c3e;
  --swz-shadow-xs: 0 1px 2px rgba(0,0,0,0.15);
  --swz-shadow-sm: 0 1px 3px rgba(0,0,0,0.25), 0 1px 2px rgba(0,0,0,0.2);
  --swz-shadow-md: 0 4px 6px rgba(0,0,0,0.3), 0 2px 4px rgba(0,0,0,0.2);
  --swz-shadow-lg: 0 10px 15px rgba(0,0,0,0.35), 0 4px 6px rgba(0,0,0,0.2);
  --swz-shadow-xl: 0 20px 25px rgba(0,0,0,0.35), 0 8px 10px rgba(0,0,0,0.15);
  --swz-shadow-2xl: 0 25px 50px rgba(0,0,0,0.5);
  --swz-shadow-inset: inset 0 2px 4px rgba(0,0,0,0.2);
  --swz-glow-color: rgba(77, 171, 247, 0.4);
}

/* Terminal connection status: outside the circuit root, visible until reload. */
.swz-terminal-status {
  position: fixed;
  inset: auto var(--swz-space-md) var(--swz-space-md);
  margin: 0;
  width: auto;
  max-width: none;
  max-height: calc(100% - 2 * var(--swz-space-md));
  box-sizing: border-box;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--swz-space-md);
  padding: var(--swz-space-md);
  color: var(--swz-text);
  background: var(--swz-bg);
  border: 1px solid var(--swz-border);
  border-inline-start: 4px solid var(--swz-warning);
  border-radius: var(--swz-radius-md);
  box-shadow: var(--swz-shadow-lg);
  font-family: var(--swz-font-sans);
  font-size: var(--swz-font-size-md);
  line-height: var(--swz-line-height);
}
.swz-terminal-status[open] { display: flex; }
.swz-terminal-status::backdrop { background: rgb(0 0 0 / 0.2); }
.swz-terminal-status button {
  min-height: 44px;
  padding: var(--swz-space-sm) var(--swz-space-md);
  border: 1px solid transparent;
  border-radius: var(--swz-radius-sm);
  font: inherit;
  font-weight: 600;
  color: var(--swz-primary-contrast);
  background: var(--swz-primary);
  cursor: pointer;
}
.swz-terminal-status button:hover { background: var(--swz-primary-hover); }
.swz-terminal-status button:focus-visible { outline: 2px solid var(--swz-text); outline-offset: 3px; }

/* Keyframes */
@keyframes swz-fade-in { from { opacity: 0 } to { opacity: 1 } }
@keyframes swz-fade-out { from { opacity: 1 } to { opacity: 0 } }
@keyframes swz-slide-up { from { opacity: 0; transform: translateY(16px) } to { opacity: 1; transform: translateY(0) } }
@keyframes swz-slide-down { from { opacity: 0; transform: translateY(-16px) } to { opacity: 1; transform: translateY(0) } }
@keyframes swz-slide-left { from { opacity: 0; transform: translateX(16px) } to { opacity: 1; transform: translateX(0) } }
@keyframes swz-slide-right { from { opacity: 0; transform: translateX(-16px) } to { opacity: 1; transform: translateX(0) } }
@keyframes swz-scale-in { from { opacity: 0; transform: scale(0.9) } to { opacity: 1; transform: scale(1) } }
@keyframes swz-scale-out { from { opacity: 1; transform: scale(1) } to { opacity: 0; transform: scale(0.9) } }
@keyframes swz-fly-in { from { opacity: 0; transform: translateY(48px) } to { opacity: 1; transform: translateY(0) } }
@keyframes swz-shake {
  0%, 100% { transform: translateX(0) }
  20% { transform: translateX(-6px) }
  40% { transform: translateX(5px) }
  60% { transform: translateX(-4px) }
  80% { transform: translateX(2px) }
}
@keyframes swz-valid-pulse {
  0% { box-shadow: 0 0 0 0 var(--swz-valid-color) }
  50% { box-shadow: 0 0 0 4px var(--swz-valid-color) }
  100% { box-shadow: 0 0 0 0 transparent }
}
@keyframes swz-spin { to { transform: rotate(360deg) } }
@keyframes swz-pulse { 0%, 100% { opacity: 1 } 50% { opacity: 0.5 } }

/* Animation classes */
.swz-fade-in, .swz-fade-out { will-change: opacity }
.swz-slide-up, .swz-slide-down, .swz-slide-left, .swz-slide-right,
.swz-scale-in, .swz-scale-out, .swz-fly-in { will-change: transform, opacity }

.swz-fade-in { animation: swz-fade-in var(--swz-duration) var(--swz-easing) both }
.swz-fade-out { animation: swz-fade-out var(--swz-duration) var(--swz-easing) both }
.swz-slide-up { animation: swz-slide-up var(--swz-duration) var(--swz-easing) both }
.swz-slide-down { animation: swz-slide-down var(--swz-duration) var(--swz-easing) both }
.swz-slide-left { animation: swz-slide-left var(--swz-duration) var(--swz-easing) both }
.swz-slide-right { animation: swz-slide-right var(--swz-duration) var(--swz-easing) both }
.swz-scale-in { animation: swz-scale-in var(--swz-duration) var(--swz-easing) both }
.swz-scale-out { animation: swz-scale-out var(--swz-duration) var(--swz-easing) both }
.swz-fly-in { animation: swz-fly-in var(--swz-duration) var(--swz-easing) both }

/* Scroll reveal start state. Hidden only when scripting is enabled, so
   content without JS stays visible. The animation classes above use
   fill mode `both`, which lifts opacity back to 1 after the reveal. */
@media (scripting: enabled) {
  [data-swz-reveal] { opacity: 0 }
}
@media (scripting: enabled) and (prefers-reduced-motion: reduce) {
  [data-swz-reveal] { opacity: 1 }
}

/* Micro-interactions */
.swz-press { transition: transform 100ms var(--swz-easing); will-change: transform }
.swz-press:active { transform: scale(0.97) }

.swz-hover-lift { transition: transform 200ms var(--swz-easing), box-shadow 200ms var(--swz-easing); will-change: transform }
.swz-hover-lift:hover { transform: translateY(-2px); box-shadow: var(--swz-shadow-md) }

.swz-hover-glow { transition: box-shadow 200ms var(--swz-easing); will-change: box-shadow }
.swz-hover-glow:hover { box-shadow: 0 0 0 3px var(--swz-glow-color) }

.swz-error-shake { animation: swz-shake 400ms var(--swz-easing) }
.swz-valid-pulse { animation: swz-valid-pulse 600ms var(--swz-easing) }
.swz-spin { animation: swz-spin 800ms linear infinite; will-change: transform }
.swz-pulse { animation: swz-pulse 1.5s var(--swz-easing) infinite; will-change: opacity }

.swz-ripple { position: relative; overflow: hidden }
.swz-ripple::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle, rgba(255,255,255,0.3) 10%, transparent 10.01%);
  background-repeat: no-repeat; background-position: 50%;
  transform: scale(10); opacity: 0;
  transition: transform 400ms var(--swz-easing), opacity 400ms;
}
.swz-ripple:active::after { transform: scale(0); opacity: 1; transition: 0s }

/* === Component layer: starter primitives ===
   Page shell, app header, cards, buttons, inputs, lists, badges and layout.
   Token-driven only; honours data-theme / data-swz-theme dark mode. */

/* Shared focus ring for interactive starter components */
.swz-btn:focus-visible, .swz-list-toggle:focus-visible {
  outline: 2px solid var(--swz-primary);
  outline-offset: 2px;
}

/* Page shell + centered container */
.swz-page {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(1100px 420px at 50% -80px,
      color-mix(in srgb, var(--swz-primary) 8%, transparent), transparent 70%),
    var(--swz-bg-secondary);
  color: var(--swz-text);
  font-family: var(--swz-font-sans);
  line-height: var(--swz-line-height);
}
.swz-container { width: 100%; max-width: 720px; margin-inline: auto; padding-inline: var(--swz-space-lg); }

/* App header */
.swz-app-header {
  padding-block: var(--swz-space-lg);
  border-bottom: 1px solid var(--swz-border);
  background: color-mix(in srgb, var(--swz-primary) 5%, var(--swz-bg));
}
.swz-header-main {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: var(--swz-space-sm);
}
.swz-app-header h1 {
  margin: 0;
  font-size: var(--swz-font-size-xl);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.swz-tagline {
  margin: var(--swz-space-xs) 0 0;
  color: var(--swz-text-secondary);
}

/* Main column */
.swz-main {
  flex: 1;
  padding-block: var(--swz-space-xl);
}

/* Layout primitives */
.swz-stack { display: flex; flex-direction: column; gap: var(--swz-space-lg); }
.swz-row { display: flex; align-items: center; flex-wrap: wrap; gap: var(--swz-space-sm); }

/* Card */
.swz-card {
  padding: var(--swz-space-lg);
  background: var(--swz-bg);
  border: 1px solid var(--swz-border);
  border-radius: var(--swz-radius-lg);
  box-shadow: var(--swz-shadow-sm);
  animation: swz-card-in var(--swz-duration) var(--swz-easing) both;
}
/* Gentle stagger for the first cards of a stack */
.swz-stack > *:nth-child(2) { animation-delay: 70ms; }
.swz-stack > *:nth-child(3) { animation-delay: 140ms; }
.swz-card-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--swz-space-md);
  margin-bottom: var(--swz-space-md);
}
.swz-card-header h2 {
  margin: 0;
  font-size: var(--swz-font-size-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.swz-card-hint {
  margin: var(--swz-space-xs) 0 0;
  font-size: var(--swz-font-size-sm);
  color: var(--swz-text-secondary);
}
@keyframes swz-card-in { from { opacity: 0; transform: translateY(12px) } to { opacity: 1; transform: translateY(0) } }

/* Badge */
.swz-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--swz-space-xs);
  padding: 0.15rem 0.65rem;
  border: 1px solid color-mix(in srgb, var(--swz-primary) 30%, transparent);
  border-radius: var(--swz-radius-full);
  background: color-mix(in srgb, var(--swz-primary) 12%, var(--swz-bg));
  color: color-mix(in srgb, var(--swz-primary) 78%, var(--swz-text));
  font-size: var(--swz-font-size-sm);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* Buttons */
.swz-btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--swz-space-xs);
  padding: 0.5rem 1.1rem;
  border: 1px solid transparent;
  border-radius: var(--swz-radius-md);
  font: inherit; font-weight: 600; line-height: 1.25;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  transition: background-color 150ms var(--swz-easing), border-color 150ms var(--swz-easing),
    color 150ms var(--swz-easing), box-shadow 150ms var(--swz-easing), transform 100ms var(--swz-easing);
}
.swz-btn:active:not(:disabled) { transform: translateY(1px); }
.swz-btn-primary {
  background: var(--swz-primary);
  color: var(--swz-primary-contrast, #fff);
}
.swz-btn-primary:hover:not(:disabled) {
  background: var(--swz-primary-hover);
  box-shadow: var(--swz-shadow-md);
}
.swz-btn-secondary {
  background: var(--swz-bg-secondary);
  border-color: var(--swz-border);
  color: var(--swz-text);
}
.swz-btn-secondary:hover:not(:disabled) {
  background: var(--swz-bg-tertiary);
  border-color: color-mix(in srgb, var(--swz-primary) 35%, var(--swz-border));
}
.swz-btn-ghost {
  background: transparent;
  color: var(--swz-text-secondary);
}
.swz-btn-ghost:hover:not(:disabled) {
  background: var(--swz-bg-tertiary);
  color: var(--swz-text);
}
.swz-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* Input */
.swz-input {
  flex: 1 1 12rem;
  min-width: 0;
  padding: 0.5rem 0.75rem;
  background: var(--swz-bg);
  border: 1px solid var(--swz-border);
  border-radius: var(--swz-radius-md);
  color: var(--swz-text);
  font: inherit;
  transition: border-color 150ms var(--swz-easing), box-shadow 150ms var(--swz-easing);
}
.swz-input::placeholder { color: var(--swz-text-muted); }
.swz-input:focus {
  outline: none;
  border-color: var(--swz-primary);
  box-shadow: 0 0 0 3px var(--swz-glow-color);
}

/* Form label */
.swz-label {
  display: block;
  margin-bottom: var(--swz-space-xs);
  font-size: var(--swz-font-size-sm);
  font-weight: 600;
  color: var(--swz-text-secondary);
}

/* List */
.swz-list {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column;
}
.swz-list-item {
  border-top: 1px solid color-mix(in srgb, var(--swz-border) 60%, transparent);
  animation: swz-item-in 220ms var(--swz-easing) both;
}
.swz-list-item:first-child { border-top: none; }
.swz-list-toggle {
  display: flex; align-items: center; gap: var(--swz-space-sm);
  width: 100%;
  padding: var(--swz-space-sm) var(--swz-space-xs);
  background: none; border: none;
  border-radius: var(--swz-radius-md);
  font: inherit; color: inherit; text-align: left;
  cursor: pointer;
  transition: background-color 120ms var(--swz-easing), color 120ms var(--swz-easing);
}
.swz-list-toggle::before {
  content: '';
  flex: none;
  width: 1.15em;
  height: 1.15em;
  border: 1.5px solid var(--swz-text-muted);
  border-radius: 50%;
  transition: background-color 150ms var(--swz-easing), border-color 150ms var(--swz-easing);
}
.swz-list-toggle:hover { background: var(--swz-bg-secondary); }
.swz-list-item-done .swz-list-toggle {
  color: var(--swz-text-secondary);
  text-decoration: line-through;
  text-decoration-thickness: 1px;
}
.swz-list-item-done .swz-list-toggle::before {
  background: var(--swz-primary);
  border-color: var(--swz-primary);
  box-shadow: inset 0 0 0 2.5px var(--swz-bg);
}
@keyframes swz-item-in { from { opacity: 0; transform: translateY(-4px) } to { opacity: 1; transform: translateY(0) } }

/* Quick add row (input + button inline) */
.swz-quick-add {
  margin-top: var(--swz-space-md);
  padding-top: var(--swz-space-md);
  border-top: 1px solid var(--swz-border);
}

/* Counter display */
.swz-counter-body { display: flex; flex-direction: column; gap: var(--swz-space-md); }
.swz-count {
  font-size: 3.25rem; font-weight: 700; line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--swz-primary);
}

/* Connecting state: shown inside #app until the circuit mounts the real page.
   It reserves the viewport so nothing jumps on connect, follows the theme and
   slows the spinner for prefers-reduced-motion. Markup: serverIndexHtml(). */
.swz-connecting {
  min-height: 100dvh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--swz-space-md);
  background: var(--swz-bg-secondary);
  color: var(--swz-text-secondary);
  font-family: var(--swz-font-sans);
}
.swz-spinner {
  width: 1.75rem; height: 1.75rem; border-radius: 50%;
  border: 3px solid color-mix(in srgb, var(--swz-primary) 22%, transparent);
  border-top-color: var(--swz-primary);
  animation: swz-spin 800ms linear infinite;
}
.swz-skeleton-stack { width: min(20rem, 70vw); display: flex; flex-direction: column; gap: var(--swz-space-sm); }
.swz-skeleton-stack .swz-skeleton { height: 0.9rem; border-radius: var(--swz-radius-full); }
.swz-skeleton-stack .swz-skeleton-short { width: 60%; }

/* Compact header on phones; icon-only buttons (e.g. a theme toggle) */
.swz-icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.5rem; height: 2.5rem; padding: 0;
  background: transparent; border: 1px solid var(--swz-border); border-radius: var(--swz-radius-full);
  color: var(--swz-text-secondary); cursor: pointer;
  transition: color 150ms var(--swz-easing), border-color 150ms var(--swz-easing), transform 100ms var(--swz-easing);
}
.swz-icon-btn:hover { color: var(--swz-primary); border-color: var(--swz-primary); }
.swz-icon-btn:active { transform: scale(0.94); }
.swz-icon-btn:focus-visible { outline: 2px solid var(--swz-primary); outline-offset: 2px; }
@media (max-width: 480px) {
  .swz-container { padding-inline: var(--swz-space-md); }
  .swz-app-header { padding-block: var(--swz-space-md); }
  .swz-app-header h1 { font-size: var(--swz-font-size-lg); }
  .swz-main { padding-block: var(--swz-space-lg); }
  .swz-card { padding: var(--swz-space-md); }
  .swz-count { font-size: 2.75rem; }
}
/* Count changes: opt in with class swz-bump (re-add it to replay). */
.swz-bump { animation: swz-bump 350ms var(--swz-easing); }
@keyframes swz-bump { 0% { transform: scale(1) } 35% { transform: scale(1.1) } 100% { transform: scale(1) } }

/* Reduced motion for the component layer */
@media (prefers-reduced-motion: reduce) {
  .swz-card, .swz-list-item, .swz-bump { animation: none; }
  .swz-spinner { animation-duration: 2.4s; }
  .swz-btn, .swz-input, .swz-list-toggle, .swz-list-toggle::before { transition: none; }
  .swz-btn:active:not(:disabled) { transform: none; }
}

/* === CSS Transition System (enter/leave) === */
/* Set data-swz-transition="fade" (or slide-up, scale, etc.) on elements */

/* Fade */
.swz-fade-enter-from, .swz-fade-leave-to { opacity: 0 }
.swz-fade-enter-active, .swz-fade-leave-active {
  transition: opacity var(--swz-duration) var(--swz-easing);
  will-change: opacity;
}

/* Slide Up */
.swz-slide-up-enter-from { opacity: 0; transform: translateY(16px) }
.swz-slide-up-leave-to { opacity: 0; transform: translateY(-16px) }
.swz-slide-up-enter-active, .swz-slide-up-leave-active {
  transition: opacity var(--swz-duration) var(--swz-easing), transform var(--swz-duration) var(--swz-easing);
  will-change: transform, opacity;
}

/* Slide Down */
.swz-slide-down-enter-from { opacity: 0; transform: translateY(-16px) }
.swz-slide-down-leave-to { opacity: 0; transform: translateY(16px) }
.swz-slide-down-enter-active, .swz-slide-down-leave-active {
  transition: opacity var(--swz-duration) var(--swz-easing), transform var(--swz-duration) var(--swz-easing);
  will-change: transform, opacity;
}

/* Scale */
.swz-scale-enter-from { opacity: 0; transform: scale(0.9) }
.swz-scale-leave-to { opacity: 0; transform: scale(0.9) }
.swz-scale-enter-active, .swz-scale-leave-active {
  transition: opacity var(--swz-duration) var(--swz-easing), transform var(--swz-duration) var(--swz-easing);
  will-change: transform, opacity;
}

/* Slide Left (page transitions) */
.swz-slide-left-enter-from { opacity: 0; transform: translateX(20px) }
.swz-slide-left-leave-to { opacity: 0; transform: translateX(-20px) }
.swz-slide-left-enter-active, .swz-slide-left-leave-active {
  transition: opacity var(--swz-duration) var(--swz-easing), transform var(--swz-duration) var(--swz-easing);
  will-change: transform, opacity;
}

/* Slide Right (page transitions) */
.swz-slide-right-enter-from { opacity: 0; transform: translateX(-20px) }
.swz-slide-right-leave-to { opacity: 0; transform: translateX(20px) }
.swz-slide-right-enter-active, .swz-slide-right-leave-active {
  transition: opacity var(--swz-duration) var(--swz-easing), transform var(--swz-duration) var(--swz-easing);
  will-change: transform, opacity;
}

/* Skeleton loading */
@keyframes swz-shimmer {
  from { background-position: -200% 0 }
  to { background-position: 200% 0 }
}
.swz-skeleton {
  background: linear-gradient(90deg, var(--swz-bg-tertiary) 25%, var(--swz-bg-secondary) 50%, var(--swz-bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: swz-shimmer 1.5s var(--swz-easing) infinite;
  border-radius: var(--swz-radius-sm);
}
.swz-skeleton-text {
  height: 1em;
  margin-bottom: 0.5em;
}
.swz-skeleton-text:last-child {
  width: 60%;
}
.swz-skeleton-circle {
  border-radius: 50%;
}
.swz-skeleton-no-animate {
  animation: none;
  background: var(--swz-bg-tertiary);
}

/* Toast notifications (#292, #304, #312) — ToastStack positioning + toast styling */
.swz-toast-stack {
  position: fixed;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--swz-space-sm, 0.5rem);
  pointer-events: none;
  max-width: 400px;
  width: 100%;
}
.swz-toast-stack-tr { top: var(--swz-space-lg, 1.5rem); right: var(--swz-space-lg, 1.5rem); }
.swz-toast-stack-tl { top: var(--swz-space-lg, 1.5rem); left: var(--swz-space-lg, 1.5rem); }
.swz-toast-stack-tc { top: var(--swz-space-lg, 1.5rem); left: 50%; transform: translateX(-50%); }
.swz-toast-stack-br { bottom: var(--swz-space-lg, 1.5rem); right: var(--swz-space-lg, 1.5rem); }
.swz-toast-stack-bl { bottom: var(--swz-space-lg, 1.5rem); left: var(--swz-space-lg, 1.5rem); }
.swz-toast-stack-bc { bottom: var(--swz-space-lg, 1.5rem); left: 50%; transform: translateX(-50%); }
.swz-toast {
  display: flex;
  align-items: center;
  gap: var(--swz-space-sm, 0.5rem);
  padding: var(--swz-space-sm, 0.5rem) var(--swz-space-md, 1rem);
  border-radius: var(--swz-radius-md, 8px);
  box-shadow: var(--swz-shadow-lg, 0 8px 24px rgba(0,0,0,0.2));
  pointer-events: auto;
  font-size: var(--swz-font-size-sm, 0.875rem);
  line-height: 1.4;
  color: #fff;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.swz-toast-info { background: rgba(23,162,184,0.95); }
.swz-toast-success { background: rgba(40,167,69,0.95); }
.swz-toast-warning { background: rgba(255,193,7,0.95); color: #212529; }
.swz-toast-error { background: rgba(220,53,69,0.95); }
.swz-toast-danger { background: var(--swz-danger); }
.swz-toast-icon { flex-shrink: 0; font-size: 1.1em; }
.swz-toast-content { flex: 1; }
.swz-toast-message { flex: 1; }
.swz-toast-title { font-weight: 600; margin-bottom: 2px; }
.swz-toast-close {
  flex-shrink: 0;
  background: none; border: none; color: inherit; cursor: pointer;
  padding: 2px 6px; border-radius: var(--swz-radius-sm, 4px);
  opacity: 0.7; font-size: 1em;
}
.swz-toast-close:hover { opacity: 1; background: rgba(255,255,255,0.15); }
.swz-toast-action {
  flex-shrink: 0;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.95); cursor: pointer;
  padding: 3px 12px;
  border-radius: var(--swz-radius-pill, 100px);
  font-size: 0.82em; font-weight: 600;
  white-space: nowrap; letter-spacing: 0.01em;
  transition: background 0.15s ease, border-color 0.15s ease, text-decoration 0.15s ease;
  text-decoration: none;
}
.swz-toast-action:hover { background: rgba(255,255,255,0.22); border-color: rgba(255,255,255,0.35); text-decoration: underline; }
.swz-toast-action:active { background: rgba(255,255,255,0.3); }
/* #650: Compact toast — thin horizontal strip for status notifications */
.swz-toast-compact {
  height: 34px;
  padding: 0 var(--swz-space-md, 1rem);
  border-radius: var(--swz-radius-pill, 100px);
  font-size: max(var(--swz-font-size-sm, 0.8125rem), 12px);
  gap: var(--swz-space-xs, 0.25rem);
  box-shadow: var(--swz-shadow-sm, 0 2px 8px rgba(0,0,0,0.15));
  max-width: 100%;
  width: auto;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.swz-toast-compact .swz-toast-icon { font-size: 0.85em; }
.swz-toast-compact .swz-toast-message { font-size: inherit; }

/* Resizable component (#296, #308) — drag handle, flex layout, cursor overrides */
.swz-resizable {
  display: flex;
  position: relative;
}
.swz-resizable.swz-resize-trailing,
.swz-resizable.swz-resize-leading { flex-direction: row; }
.swz-resizable.swz-resize-top,
.swz-resizable.swz-resize-bottom { flex-direction: column; }
.swz-resize-content { flex: 1; overflow: auto; min-width: 0; min-height: 0; }
.swz-resize-handle {
  flex-shrink: 0;
  background: transparent;
  transition: background 0.15s ease;
  z-index: 10;
  touch-action: none;
}
.swz-resize-handle:hover,
.swz-resize-handle:active { background: var(--swz-primary, #007bff); opacity: 0.5; }
.swz-resize-handle.swz-resize-trailing,
.swz-resize-handle.swz-resize-leading {
  width: 4px;
  cursor: col-resize;
}
.swz-resize-handle.swz-resize-top,
.swz-resize-handle.swz-resize-bottom {
  height: 4px;
  cursor: row-resize;
}
.swz-resizable.swz-resize-leading > .swz-resize-handle { order: -1; }
.swz-resizable.swz-resize-top > .swz-resize-handle { order: -1; }
body.swz-resizing { cursor: col-resize !important; user-select: none !important; }
body.swz-resizing-v { cursor: row-resize !important; user-select: none !important; }
.swz-snap-line { position: fixed; pointer-events: none; z-index: 10000; opacity: 0.15; transition: opacity 0.1s ease; }
.swz-snap-line.swz-snap-active { opacity: 0.6; }
.swz-resize-handle.swz-snapped { background: var(--swz-primary, #6366f1); opacity: 0.6; }

/* Composable injection exclusion (#526, #609) — hide empty injected containers
   and prevent separator pseudo-elements from appearing in flex containers */
[data-swz-inject]:empty { display: none !important; }
[data-swz-inject]::before, [data-swz-inject]::after { display: none !important; content: none !important; }

/* Tooltip (#332) — JS-managed show/hide with viewport-aware positioning */
.swz-tooltip { position: absolute; padding: 6px 10px; border-radius: 6px; font-size: 12px; line-height: 1.4; white-space: nowrap; max-width: 250px; z-index: 10001; background: var(--swz-bg-tertiary, #1f2937); color: #fff; opacity: 0; visibility: hidden; transition: opacity 0.15s ease, visibility 0.15s ease; pointer-events: none; }
.swz-tooltip-visible { opacity: 1; visibility: visible; }
.swz-tooltip-top { bottom: 100%; left: 50%; transform: translateX(-50%); margin-bottom: 8px; }
.swz-tooltip-bottom { top: 100%; left: 50%; transform: translateX(-50%); margin-top: 8px; }
.swz-tooltip-left { right: 100%; top: 50%; transform: translateY(-50%); margin-right: 8px; }
.swz-tooltip-right { left: 100%; top: 50%; transform: translateY(-50%); margin-left: 8px; }
.swz-tooltip-arrow { position: absolute; width: 6px; height: 6px; background: inherit; transform: rotate(45deg); }
.swz-tooltip-top .swz-tooltip-arrow { bottom: -3px; left: 50%; margin-left: -3px; }
.swz-tooltip-bottom .swz-tooltip-arrow { top: -3px; left: 50%; margin-left: -3px; }
.swz-tooltip-left .swz-tooltip-arrow { right: -3px; top: 50%; margin-top: -3px; }
.swz-tooltip-right .swz-tooltip-arrow { left: -3px; top: 50%; margin-top: -3px; }

/* Popover animation (#329) */
@keyframes swzPopoverIn { from { opacity: 0; transform: translateX(-50%) translateY(4px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }

/* Drag-and-drop (#328) */
.swz-drag-ghost { opacity: 0.4; }
.swz-drop-target { outline: 2px dashed var(--swz-primary, #6366f1); outline-offset: -2px; border-radius: var(--swz-radius-sm, 4px); }
[data-swz-drag-index] { transition: transform 0.15s ease; }
/* DragReorder (#661) — pointer-based smooth reorder with CSS translate */
.swz-drag-reorder-container { user-select: none; -webkit-user-select: none; }
.swz-drag-reorder-placeholder { box-sizing: border-box; visibility: hidden; pointer-events: none; flex: 0 0 auto; }
.swz-drag-reorder-active { opacity: 0.85; box-shadow: 0 4px 16px rgba(0,0,0,0.18); border-radius: var(--swz-radius-sm, 4px); }
@media (prefers-reduced-motion: reduce) { .swz-drag-reorder-active { opacity: 1; box-shadow: none; } }

/* Keyboard Shortcut Overlay (#668) */
.swz-shortcut-overlay-backdrop { position: fixed; inset: 0; z-index: 99998; display: flex; align-items: center; justify-content: center; background: rgba(0,0,0,0.5); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); opacity: 0; transition: opacity 0.2s ease; }
.swz-shortcut-overlay-visible { opacity: 1; }
.swz-shortcut-overlay-panel { background: rgba(30,30,46,0.95); border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; width: 540px; max-width: 90vw; max-height: 70vh; display: flex; flex-direction: column; box-shadow: 0 24px 80px rgba(0,0,0,0.5); transform: scale(0.95); transition: transform 0.2s ease; }
.swz-shortcut-overlay-visible .swz-shortcut-overlay-panel { transform: scale(1); }
.swz-shortcut-overlay-header { padding: 16px 20px 12px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.swz-shortcut-overlay-title { font-size: 15px; font-weight: 600; color: #e0e0e0; margin-bottom: 10px; }
.swz-shortcut-overlay-search { width: 100%; padding: 8px 12px; border: 1px solid rgba(255,255,255,0.1); border-radius: 6px; background: rgba(255,255,255,0.05); color: #e0e0e0; font-size: 13px; outline: none; }
.swz-shortcut-overlay-search:focus { border-color: var(--swz-primary, #6366f1); }
.swz-shortcut-overlay-body { overflow-y: auto; padding: 8px 0; flex: 1; }
.swz-shortcut-overlay-cat-title { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: rgba(255,255,255,0.4); padding: 8px 20px 4px; }
.swz-shortcut-overlay-row { display: flex; align-items: center; justify-content: space-between; padding: 6px 20px; }
.swz-shortcut-overlay-row:hover { background: rgba(255,255,255,0.04); }
.swz-shortcut-overlay-desc { font-size: 13px; color: #c0c0c0; }
.swz-shortcut-overlay-keys { display: flex; align-items: center; gap: 4px; }
.swz-shortcut-overlay-keys kbd { display: inline-flex; align-items: center; justify-content: center; min-width: 22px; height: 22px; padding: 0 6px; font-size: 11px; font-family: system-ui; color: #d0d0d0; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: 4px; }
.swz-shortcut-overlay-plus { font-size: 10px; color: rgba(255,255,255,0.3); }
.swz-shortcut-overlay-footer { padding: 10px 20px; border-top: 1px solid rgba(255,255,255,0.06); font-size: 11px; color: rgba(255,255,255,0.3); text-align: center; }

/* Progress indeterminate (#330) — included for CSS-class-based variant */
.swz-progress-indeterminate { width: 100%; overflow: hidden; border-radius: 9999px; position: relative; }
.swz-progress-indeterminate::after { content: ''; position: absolute; top: 0; left: 0; width: 30%; height: 100%; border-radius: 9999px; animation: swzIndeterminateSlide 1.5s ease-in-out infinite; background: linear-gradient(90deg, transparent, var(--swz-primary, #6366f1), transparent); }
@keyframes swzIndeterminateSlide { 0% { transform: translateX(-100%); } 100% { transform: translateX(400%); } }

/* Badge animated transitions (#299, #312) — odometer digits + pulse */
@keyframes swz-badge-pulse {
  0% { transform: scale(1); box-shadow: 0 0 0 0 currentColor; }
  50% { transform: scale(1.15); box-shadow: 0 0 0 4px transparent; }
  100% { transform: scale(1); box-shadow: 0 0 0 0 transparent; }
}
.swz-badge-pulse {
  animation: swz-badge-pulse 0.6s ease-in-out;
}
.swz-badge-animated {
  font-variant-numeric: tabular-nums;
}
.swz-badge-digit {
  display: inline-block;
  transition: transform 0.3s ease-out, opacity 0.3s ease-out;
}

/* Validation Messages */
.swz-validation-messages { margin-top: 4px; }
.swz-validation-error {
  display: block; color: var(--swz-danger); font-size: 0.85em;
  margin-top: 2px;
}
.swz-validating {
  color: var(--swz-text-secondary, #6c757d); font-style: italic;
}
.swz-validation-summary {
  list-style: none; padding: 12px 16px; margin: 8px 0;
  background: color-mix(in srgb, var(--swz-danger) 10%, transparent);
  border: 1px solid var(--swz-danger); border-radius: var(--swz-radius, 6px);
}
.swz-validation-summary li { margin: 4px 0; color: var(--swz-danger); }

/* View Transitions API (route changes) */
::view-transition-old(root) {
  animation: swz-fade-out var(--swz-duration) var(--swz-easing) both;
}
::view-transition-new(root) {
  animation: swz-fade-in var(--swz-duration) var(--swz-easing) both;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .swz-fade-in, .swz-fade-out,
  .swz-slide-up, .swz-slide-down,
  .swz-slide-left, .swz-slide-right,
  .swz-scale-in, .swz-scale-out,
  .swz-fly-in, .swz-error-shake,
  .swz-valid-pulse {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }
  .swz-spin { animation-duration: 1.5s }
  .swz-pulse { animation: none; opacity: 1 }
  .swz-skeleton { animation: none; background: var(--swz-bg-tertiary) }
  .swz-press:active { transform: none }
  .swz-hover-lift:hover { transform: none; box-shadow: none }
  .swz-ripple::after { display: none }
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation-duration: 1ms !important;
  }
  /* Enter/leave transitions */
  .swz-fade-enter-active, .swz-fade-leave-active,
  .swz-slide-up-enter-active, .swz-slide-up-leave-active,
  .swz-slide-down-enter-active, .swz-slide-down-leave-active,
  .swz-scale-enter-active, .swz-scale-leave-active,
  .swz-slide-left-enter-active, .swz-slide-left-leave-active,
  .swz-slide-right-enter-active, .swz-slide-right-leave-active {
    transition-duration: 1ms !important;
  }
}

/* Spring physics animations */
[data-swz-spring] { will-change: transform, opacity }
@media (prefers-reduced-motion: reduce) {
  [data-swz-spring] { transition: none !important; animation: none !important }
}

/* Gesture recognition */
[data-swz-gesture-swipe],
[data-swz-gesture-longpress],
[data-swz-gesture-doubletap],
[data-swz-gesture-pan],
[data-swz-gesture-pinch] {
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
}

/* Spacer — targetable via .swz-spacer for CSS overrides */
.swz-spacer {
  min-width: 0;
  min-height: 0;
}

/* ScrollArea — auto-handles overflow and thin scrollbar styling */
.swz-scroll-area {
  overflow-y: auto;
  overflow-x: hidden;
  min-height: 0;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: var(--swz-text-muted) transparent;
}
.swz-scroll-area::-webkit-scrollbar { width: 6px; }
.swz-scroll-area::-webkit-scrollbar-track { background: transparent; }
.swz-scroll-area::-webkit-scrollbar-thumb {
  background: var(--swz-text-muted);
  border-radius: var(--swz-radius-full);
}
.swz-scroll-area::-webkit-scrollbar-thumb:hover {
  background: var(--swz-text-secondary);
}
.swz-scroll-area-horizontal {
  overflow-x: auto;
  overflow-y: hidden;
}
.swz-scroll-area-both {
  overflow: auto;
}
/* LazyView: hidden views kept alive via CSS for state preservation */
.swz-lazy-view-hidden {
  display: none !important;
}
/* Virtualize containers inherit scroll area styling.
   IMPORTANT: The Virtualize container requires a height-constrained ancestor.
   Without a fixed height, max-height, or flex layout with min-height: 0 on
   ancestors, the container grows to fit ALL items and virtualization is defeated.
   Do NOT set margin: 0 auto on the container in flex column layouts — this
   overrides stretch and collapses width. Center content inside .virtualize-content instead. */
.virtualize-container.swz-scroll-area {
  overflow-y: auto;
  overflow-x: hidden;
}
/* Scroll-to-bottom floating button for chat-style UIs */
.swz-scroll-to-bottom {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(205, 214, 244, 0.2);
  background: rgba(30, 30, 46, 0.9);
  color: #cdd6f4;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--swz-shadow-md);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
  opacity: 0.85;
}
.swz-scroll-to-bottom:hover {
  opacity: 1;
  transform: translateX(-50%) scale(1.1);
}
/* Render performance overlay (DEBUG only) */
.swz-render-overlay {
  position: fixed;
  bottom: 12px;
  right: 12px;
  z-index: 99999;
  background: rgba(30, 30, 46, 0.92);
  color: #cdd6f4;
  font-family: 'SF Mono', 'Menlo', 'Consolas', monospace;
  font-size: 11px;
  line-height: 1.4;
  border-radius: 8px;
  border: 1px solid rgba(205, 214, 244, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--swz-shadow-lg);
  min-width: 160px;
  pointer-events: auto;
  user-select: none;
}
.swz-overlay-title {
  padding: 6px 10px 4px;
  font-weight: 600;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #89b4fa;
  border-bottom: 1px solid rgba(205, 214, 244, 0.08);
}
.swz-overlay-body {
  padding: 4px 10px 6px;
}
.swz-overlay-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 1px 0;
}
.swz-overlay-label {
  color: #a6adc8;
}
.swz-overlay-value {
  color: #a6e3a1;
  font-variant-numeric: tabular-nums;
}

/* Context Menu (#250) */
.swazor-context-menu { position: relative; }
.swazor-context-menu-popup {
  display: none;
  position: fixed;
  z-index: 10000;
  min-width: 160px;
  padding: 4px 0;
  background: var(--swz-bg-secondary);
  border: 1px solid var(--swz-border);
  border-radius: var(--swz-radius-md);
  box-shadow: var(--swz-shadow-lg);
  font-size: 13px;
  color: var(--swz-text-primary);
}
.swazor-context-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 60ms ease;
}
.swazor-context-menu-item:hover {
  background: var(--swz-bg-tertiary);
}
.swazor-context-menu-item-destructive {
  color: var(--swz-danger);
}
.swazor-context-menu-item-disabled {
  opacity: 0.5;
  pointer-events: none;
}
.swazor-context-menu-icon {
  width: 16px;
  text-align: center;
  opacity: 0.7;
}
.swazor-context-menu-label { flex: 1; }
.swazor-context-menu-shortcut {
  margin-left: 24px;
  font-size: 11px;
  opacity: 0.5;
}
.swazor-context-menu-divider {
  height: 1px;
  margin: 4px 0;
  background: var(--swz-border);
}
.swazor-context-menu-submenu { position: relative; }
.swazor-context-menu-submenu-content {
  display: none;
  position: absolute;
  left: 100%;
  top: 0;
  min-width: 140px;
  padding: 4px 0;
  background: var(--swz-bg-secondary);
  border: 1px solid var(--swz-border);
  border-radius: var(--swz-radius-md);
  box-shadow: var(--swz-shadow-lg);
}
.swazor-context-menu-submenu:hover > .swazor-context-menu-submenu-content {
  display: block;
}
.swazor-context-menu-arrow {
  font-size: 10px;
  opacity: 0.5;
}
.swazor-context-menu-check {
  width: 14px;
  font-size: 12px;
}
.swazor-context-menu-label-item {
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.5;
}

/* Collapsible Component (#256, #257, #258, #262, #275)
   Override --swz-collapsible-* CSS variables for theming.
   Set --swz-collapsible-transition-duration to 0s to disable animation. */
.swz-collapsible {}
.swz-collapsible-header {
  display: flex;
  align-items: center;
  width: 100%;
  padding: var(--swz-collapsible-header-padding, 12px 16px);
  border: none;
  background: var(--swz-collapsible-header-bg, transparent);
  color: inherit;
  text-align: left;
  font-size: inherit;
  font-family: inherit;
  cursor: pointer;
  gap: 8px;
  transition: background 0.15s ease;
}
.swz-collapsible-header:hover {
  background: var(--swz-collapsible-header-hover-bg, rgba(128, 128, 128, 0.08));
}
.swz-collapsible-header-open {
  font-weight: 600;
}
.swz-collapsible-label { flex: 1; min-width: 0; }
.swz-collapsible-trailing {
  margin-left: auto;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.swz-collapsible-panel {
  transition: grid-template-rows var(--swz-collapsible-transition-duration, 200ms) var(--swz-collapsible-timing-function, ease-out);
}
.swz-collapsible-content {
  overflow: hidden;
  min-height: 0;
  padding: var(--swz-collapsible-padding, 12px 16px);
}
.swz-collapsible-header::after {
  content: '\25B8';
  font-size: 0.75em;
  transition: transform var(--swz-collapsible-transition-duration, var(--swz-duration, 200ms)) var(--swz-collapsible-timing-function, ease);
  flex-shrink: 0;
}
.swz-collapsible-header-open::after {
  transform: rotate(90deg);
}

/* Button Loading State (#276)
   Spinner via ::after pseudo-element. CSS custom properties:
   --swz-btn-spinner-size, --swz-btn-spinner-width */
.swz-btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
  cursor: wait;
}
.swz-btn-loading::after {
  content: '';
  display: inline-block;
  width: var(--swz-btn-spinner-size, 1em);
  height: var(--swz-btn-spinner-size, 1em);
  border: var(--swz-btn-spinner-width, 2px) solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  margin-left: 0.5em;
  vertical-align: middle;
  animation: swz-btn-spin 0.6s linear infinite;
}
.swz-btn-loading[data-loading-text] > * { visibility: hidden; }
.swz-btn-loading[data-loading-text]::before {
  content: attr(data-loading-text);
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  visibility: visible;
}
@keyframes swz-btn-spin {
  to { transform: rotate(360deg); }
}

/* LazyView: animation replay on re-activation (#265) */
.swz-lazy-view-active {
  animation: swz-lazy-enter 0.2s ease-out;
}
@keyframes swz-lazy-enter {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Command Palette (#266) */
.swazor-command-palette {
  --swz-cmd-backdrop: rgba(0, 0, 0, 0.5);
  --swz-cmd-bg: white;
  --swz-cmd-bg-hover: #f3f4f6;
  --swz-cmd-text: #111827;
  --swz-cmd-text-secondary: #6b7280;
  --swz-cmd-text-muted: #9ca3af;
  --swz-cmd-border: #e5e7eb;
  --swz-cmd-border-strong: #d1d5db;
  --swz-cmd-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --swz-cmd-footer-bg: #f9fafb;
  --swz-cmd-trigger-bg: #f9fafb;
  --swz-cmd-kbd-bg: white;
  --swz-cmd-kbd-text: inherit;
  --swz-cmd-kbd-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  position: fixed;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  background: var(--swz-cmd-backdrop);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9999;
  animation: swazor-cmd-fade-in 0.15s ease-out;
}
.swazor-command-palette-centered { align-items: center; padding-top: 0; }
@keyframes swazor-cmd-fade-in { from { opacity: 0; } to { opacity: 1; } }
.swazor-command-palette-modal {
  background: var(--swz-cmd-bg);
  border-radius: 12px;
  box-shadow: var(--swz-cmd-shadow);
  overflow: hidden;
  animation: swazor-cmd-scale-in 0.15s ease-out;
}
@keyframes swazor-cmd-scale-in {
  from { opacity: 0; transform: scale(0.95) translateY(-10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.swazor-command-palette-search {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
}
.swazor-command-palette-search-icon {
  width: 20px; height: 20px; flex-shrink: 0;
  background: var(--swz-cmd-text-muted);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M15.5 14h-.79l-.28-.27A6.47 6.47 0 0 0 16 9.5 6.5 6.5 0 1 0 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M15.5 14h-.79l-.28-.27A6.47 6.47 0 0 0 16 9.5 6.5 6.5 0 1 0 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3C/svg%3E");
  -webkit-mask-size: contain; mask-size: contain;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
}
.swazor-command-palette-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 16px;
  background: transparent;
  color: var(--swz-cmd-text);
}
.swazor-command-palette-input:focus-visible { outline: 2px solid var(--swz-accent, #667eea); outline-offset: -2px; border-radius: 4px; }
.swazor-command-palette-input::placeholder { color: var(--swz-cmd-text-muted); }
.swazor-command-palette-divider { height: 1px; background: var(--swz-cmd-border); }
.swazor-command-palette-list { overflow-y: auto; padding: 8px; }
.swazor-command-section { margin-bottom: 8px; }
.swazor-command-section-title {
  padding: 8px 12px 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--swz-cmd-text-secondary);
}
.swazor-command-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.1s;
}
.swazor-command-item:hover, .swazor-command-item-selected { background: var(--swz-cmd-bg-hover); }
.swazor-command-item-disabled { opacity: 0.5; pointer-events: none; }
.swazor-command-item-icon {
  width: 20px; height: 20px;
  display: flex; align-items: center; justify-content: center;
  color: var(--swz-cmd-text-secondary); font-size: 18px;
}
.swazor-command-item-content {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; gap: 2px;
}
.swazor-command-item-label { font-size: 14px; font-weight: 500; color: var(--swz-cmd-text); }
.swazor-command-item-description {
  font-size: 12px; color: var(--swz-cmd-text-secondary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.swazor-command-item-shortcut {
  font-size: 12px; color: var(--swz-cmd-text-muted);
  font-family: monospace; padding: 2px 6px;
  background: var(--swz-cmd-bg-hover); border-radius: 4px;
}
.swazor-command-palette-empty {
  padding: 24px; text-align: center;
  color: var(--swz-cmd-text-muted); font-size: 14px;
}
.swazor-command-palette-footer {
  display: flex; gap: 16px; padding: 12px 16px;
  border-top: 1px solid var(--swz-cmd-border);
  background: var(--swz-cmd-footer-bg);
  font-size: 12px; color: var(--swz-cmd-text-secondary);
}
.swazor-kbd {
  display: inline-block; padding: 2px 6px;
  font-family: monospace; font-size: 11px;
  background: var(--swz-cmd-kbd-bg);
  border: 1px solid var(--swz-cmd-border-strong);
  border-radius: 4px; box-shadow: var(--swz-cmd-kbd-shadow);
  color: var(--swz-cmd-kbd-text);
}
.swazor-command-palette-trigger {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; background: var(--swz-cmd-trigger-bg);
  border: 1px solid var(--swz-cmd-border); border-radius: 8px;
  cursor: pointer; transition: all 0.15s;
  font-size: 14px; color: var(--swz-cmd-text-secondary);
}
.swazor-command-palette-trigger:hover {
  background: var(--swz-cmd-bg-hover);
  border-color: var(--swz-cmd-border-strong);
}
.swazor-command-palette-trigger-icon { font-size: 16px; }
.swazor-command-palette-trigger-label { flex: 1; }
.swazor-command-palette-trigger-shortcut {
  font-family: monospace; font-size: 12px; padding: 2px 6px;
  background: var(--swz-cmd-kbd-bg);
  border: 1px solid var(--swz-cmd-border-strong); border-radius: 4px;
}
.swazor-command-palette-minimal .swazor-command-palette-modal { border-radius: 8px; }
.swazor-command-palette-minimal .swazor-command-palette-footer { display: none; }
@media (prefers-color-scheme: dark) {
  .swazor-command-palette {
    --swz-cmd-backdrop: rgba(0, 0, 0, 0.7);
    --swz-cmd-bg: #1f2937;
    --swz-cmd-bg-hover: #374151;
    --swz-cmd-text: #f9fafb;
    --swz-cmd-text-secondary: #9ca3af;
    --swz-cmd-text-muted: #9ca3af;
    --swz-cmd-border: #374151;
    --swz-cmd-border-strong: #4b5563;
    --swz-cmd-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --swz-cmd-footer-bg: #111827;
    --swz-cmd-trigger-bg: #1f2937;
    --swz-cmd-kbd-bg: #374151;
    --swz-cmd-kbd-text: #d1d5db;
    --swz-cmd-kbd-shadow: none;
  }
}
/* CommandPalette dark via attribute (#272) */
[data-theme="dark"] .swazor-command-palette,
[data-swz-theme="dark"] .swazor-command-palette {
  --swz-cmd-backdrop: rgba(0, 0, 0, 0.7);
  --swz-cmd-bg: #1f2937;
  --swz-cmd-bg-hover: #374151;
  --swz-cmd-text: #f9fafb;
  --swz-cmd-text-secondary: #9ca3af;
  --swz-cmd-text-muted: #9ca3af;
  --swz-cmd-border: #374151;
  --swz-cmd-border-strong: #4b5563;
  --swz-cmd-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  --swz-cmd-footer-bg: #111827;
  --swz-cmd-trigger-bg: #1f2937;
  --swz-cmd-kbd-bg: #374151;
  --swz-cmd-kbd-text: #d1d5db;
  --swz-cmd-kbd-shadow: none;
}

/* Micro-feedback animations (#346) */
.swz-feedback-press { transition: transform 0.1s ease-out; cursor: pointer; }
.swz-feedback-press:active { transform: scale(0.97); }
.swz-feedback-toggle { transition: transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1); }
.swz-feedback-drag { transition: transform 0.1s ease-out; }
.swz-feedback-drag:active { transform: scale(1.03); }
@media (prefers-reduced-motion: reduce) {
  .swz-feedback-press:active,
  .swz-feedback-toggle,
  .swz-feedback-drag:active { transform: none !important; }
}

/* Live Activity pill (#347) */
.swz-live-activities { position: fixed; top: 12px; right: 12px; z-index: 10001; display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.swz-live-activity { pointer-events: auto; display: flex; align-items: center; gap: 8px; padding: 8px 14px; background: var(--swz-bg, #fff); border: 1px solid var(--swz-border, #e5e7eb); border-radius: var(--swz-radius-lg, 12px); box-shadow: var(--swz-shadow-lg, 0 10px 15px -3px rgba(0,0,0,0.1)); font-size: 13px; min-width: 200px; max-width: 320px; }
.swz-live-activity-icon { font-size: 16px; flex-shrink: 0; }
.swz-live-activity-title { font-weight: 500; color: var(--swz-text, #111827); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.swz-live-activity-subtitle { font-size: 12px; color: var(--swz-text-secondary, #6b7280); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.swz-live-activity-progress { flex: 1; height: 3px; background: var(--swz-bg-tertiary, #f3f4f6); border-radius: 2px; min-width: 40px; }
.swz-live-activity-progress-bar { height: 100%; background: var(--swz-primary, #3b82f6); border-radius: 2px; transition: width 0.3s ease-out; }
@media (prefers-color-scheme: dark) {
  .swz-live-activity { background: #1f2937; border-color: #374151; }
}

/* Context Menu keyboard focus highlight (#350) */
.swazor-context-menu-item-focused { background: var(--swz-primary, #3b82f6) !important; color: #fff !important; }
.swazor-context-menu-item-focused .swazor-context-menu-icon { color: #fff !important; }
.swazor-context-menu-item-focused .swazor-context-menu-shortcut { color: rgba(255,255,255,0.7) !important; }

/* Liquid Glass material (#353) */
.swz-liquid-glass { position: relative; backdrop-filter: blur(var(--swz-glass-blur, 14px)) saturate(var(--swz-glass-saturation, 1.5)); -webkit-backdrop-filter: blur(var(--swz-glass-blur, 14px)) saturate(var(--swz-glass-saturation, 1.5)); background: rgba(255,255,255,var(--swz-glass-opacity, 0.36)); border: 1px solid rgba(255,255,255,0.3); overflow: hidden; }
.swz-liquid-glass::after { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: radial-gradient(ellipse at 20% 20%, rgba(255,255,255,0.4) 0%, transparent 60%); mix-blend-mode: overlay; pointer-events: none; opacity: var(--swz-glass-opacity, 0.36); }
@media (prefers-color-scheme: dark) {
  .swz-liquid-glass { background: rgba(30,30,30,var(--swz-glass-opacity, 0.36)); border-color: rgba(255,255,255,0.1); }
  .swz-liquid-glass::after { background: radial-gradient(ellipse at 20% 20%, rgba(255,255,255,0.15) 0%, transparent 60%); }
}
@media (prefers-reduced-motion: reduce) {
  .swz-liquid-glass { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--swz-bg, #fff); }
  .swz-liquid-glass::after { display: none; }
}

/* Disclosure Group (#357) */
.swz-disclosure-group { border: 1px solid var(--swz-border, #e5e7eb); border-radius: var(--swz-radius-md, 8px); overflow: hidden; }
.swz-disclosure-header { display: flex; align-items: center; gap: 8px; width: 100%; padding: 10px 14px; background: var(--swz-bg-secondary, #f9fafb); border: none; cursor: pointer; font: inherit; color: inherit; text-align: left; transition: background 0.15s ease; }
.swz-disclosure-header:hover { background: var(--swz-bg-tertiary, #f3f4f6); }
.swz-disclosure-header:focus-visible { outline: 2px solid var(--swz-primary, #3b82f6); outline-offset: -2px; }
.swz-disclosure-indicator { font-size: 12px; color: var(--swz-text-muted, #9ca3af); min-width: 14px; transition: transform 0.2s ease; }
.swz-disclosure-title { flex: 1; font-weight: 500; }
.swz-disclosure-badge { font-size: 11px; color: var(--swz-text-muted, #9ca3af); padding: 2px 6px; background: var(--swz-bg-tertiary, #f3f4f6); border-radius: var(--swz-radius-sm, 4px); }
.swz-disclosure-content { padding: 12px 14px; overflow: hidden; transition: max-height 0.3s ease-out, opacity 0.2s ease; }

/* Morph Transition (#359) */
[data-swz-morph-id] { display: inline-flex; align-items: center; overflow: hidden; }

/* Sortable (#361) */
.swz-sort-indicator { width: 2px; min-height: 24px; background: var(--swz-primary, #3b82f6); border-radius: 1px; flex-shrink: 0; pointer-events: none; transition: opacity 0.1s ease; }
.swz-sort-ghost { opacity: 0.35; }
[draggable="true"] { cursor: grab; }
[draggable="true"]:active { cursor: grabbing; }

/* Search Highlight (#362) */
.swz-search-highlight { background: rgba(250, 204, 21, 0.4); color: inherit; border-radius: 2px; padding: 0 1px; }
@media (prefers-color-scheme: dark) {
  .swz-search-highlight { background: rgba(250, 204, 21, 0.25); }
}

/* Parallax Depth (#363) */
[data-swz-depth] { will-change: transform; transition: transform 0.15s ease-out; }
@media (prefers-reduced-motion: reduce) {
  [data-swz-depth] { will-change: auto; transition: none; transform: none !important; }
}

/* Content Transition (#367) */
[data-swz-content-transition] { display: inline-block; position: relative; }
[data-swz-content-transition] span { display: inline-block; }

/* Semantic Zoom (#366) */
[data-swz-semantic-zoom] { transition: opacity 0.2s ease, transform 0.2s ease; }
@media (prefers-reduced-motion: reduce) {
  [data-swz-semantic-zoom] { transition: none; }
}

/* Adaptive Contrast (#369) */
[data-swz-adaptive-contrast] { color: var(--adaptive-fg, inherit); text-shadow: var(--adaptive-shadow, none); }

/* Elastic Press (#373) */
[data-swz-elastic-press] { will-change: transform; cursor: pointer; -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
@media (prefers-reduced-motion: reduce) {
  [data-swz-elastic-press] { will-change: auto; }
}

/* Typewriter (#374) */
.swz-typewriter-active::after { content: '|'; animation: none; font-weight: 100; margin-left: 1px; }
.swz-typewriter-blink::after { animation: swz-typewriter-blink 0.7s step-end infinite; }
@keyframes swz-typewriter-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  .swz-typewriter-blink::after { animation: none; }
}

/* Animated Text (#602) */
.swz-animated-text-cursor { display: inline; animation: swz-cursor-blink 0.8s step-end infinite; }
.swz-animated-text-cursor-done { animation: swz-cursor-fade 0.5s ease forwards; }
@keyframes swz-cursor-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
@keyframes swz-cursor-fade { to { opacity: 0; } }

/* Contextual Toolbar (#375) */
.swz-contextual-toolbar { display: flex; gap: 2px; padding: 4px; border-radius: var(--swz-radius-md, 8px); background: var(--swz-bg-secondary, rgba(255,255,255,0.92)); backdrop-filter: blur(12px) saturate(1.5); -webkit-backdrop-filter: blur(12px) saturate(1.5); box-shadow: var(--swz-shadow-md, 0 4px 12px rgba(0,0,0,0.15)); border: 1px solid var(--swz-border, rgba(0,0,0,0.08)); pointer-events: auto; }
.swz-contextual-toolbar-item { display: flex; align-items: center; gap: 4px; padding: 4px 10px; border: none; background: transparent; border-radius: var(--swz-radius-sm, 6px); cursor: pointer; font-size: 13px; color: var(--swz-text, inherit); white-space: nowrap; transition: background-color 0.15s ease; }
.swz-contextual-toolbar-item:hover { background: var(--swz-bg-tertiary, rgba(0,0,0,0.06)); }
.swz-contextual-toolbar-item:focus-visible { outline: 2px solid var(--swz-primary, #007aff); outline-offset: -2px; }
.swz-toolbar-icon { font-size: 14px; line-height: 1; }
.swz-toolbar-label { font-size: 12px; }
@media (prefers-color-scheme: dark) {
  .swz-contextual-toolbar { background: rgba(30,30,30,0.92); border-color: rgba(255,255,255,0.1); }
  .swz-contextual-toolbar-item:hover { background: rgba(255,255,255,0.1); }
}

/* View Transition (#376) */
::view-transition-old(*) { animation: 0.25s ease-out both fade-out; }
::view-transition-new(*) { animation: 0.25s ease-out both fade-in; }
@keyframes fade-out { from { opacity: 1; } to { opacity: 0; } }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(*), ::view-transition-new(*) { animation-duration: 0.01s; }
}

/* Progressive Blur (#378) */
.swz-progressive-blur { will-change: opacity; }

/* Scroll Velocity (#385) */
.scrolling-fast { scroll-behavior: auto !important; }

/* Chord Indicator (#387) */
.swz-chord-indicator { font-weight: 500; letter-spacing: 0.05em; }

/* Morphing Focus Ring (#389) */
.swz-morphing-focus-ring { box-sizing: border-box; will-change: top, left, width, height; }

/* Pinned/Sticky Section (#392, #495) */
.swz-pinned, .swz-sticky-header { pointer-events: none; }
.swz-pinned > *, .swz-sticky-header > * { pointer-events: auto; }
.swz-pinned { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.swz-pinned-backdrop { pointer-events: none; }

/* Virtual List (#443, #495) */
.swz-vl-spacer { pointer-events: none; }
.swz-vl-viewport { pointer-events: auto; }

/* Split View (#396) */
.swz-split-handle { touch-action: none; }
.swz-split-handle:focus-visible { outline: 2px solid var(--swz-primary, #007AFF); outline-offset: -1px; }

/* Shimmer Loading (#397) */
.swz-shimmer-overlay { will-change: opacity; }

/* Activity Indicator (#398) */
.swz-activity-indicator { will-change: transform, opacity; }

/* First Run Hint (#401) */
.swz-hint-dot { will-change: box-shadow; }
.swz-hint-tooltip { will-change: opacity; }

/* Skeleton Transition (#402) */
.swz-skeleton-reveal { will-change: opacity, transform, clip-path; }

/* Smart Resize (#406) — uses .swz-sr-handle to avoid collision with flexbox Resizable .swz-resize-handle */
.swz-sr-handle { position: absolute; z-index: 10; }
.swz-sr-handle-right { top: 0; right: -4px; width: 8px; height: 100%; cursor: ew-resize; }
.swz-sr-handle-left { top: 0; left: -4px; width: 8px; height: 100%; cursor: ew-resize; }
.swz-sr-handle-top { left: 0; top: -4px; width: 100%; height: 8px; cursor: ns-resize; }
.swz-sr-handle-bottom { left: 0; bottom: -4px; width: 100%; height: 8px; cursor: ns-resize; }
.swz-sr-handle-topLeft { top: -4px; left: -4px; width: 12px; height: 12px; cursor: nwse-resize; }
.swz-sr-handle-topRight { top: -4px; right: -4px; width: 12px; height: 12px; cursor: nesw-resize; }
.swz-sr-handle-bottomLeft { bottom: -4px; left: -4px; width: 12px; height: 12px; cursor: nesw-resize; }
.swz-sr-handle-bottomRight { bottom: -4px; right: -4px; width: 12px; height: 12px; cursor: nwse-resize; }
.swz-sr-handle:hover { background: var(--swz-primary, #007AFF); opacity: 0.3; border-radius: 2px; }
.swz-resizing { user-select: none; }

/* Input Validation (#410) */
.swz-input-valid { border-color: var(--swz-success, #28A745) !important; }
.swz-input-warning { border-color: var(--swz-warning, #F0AD4E) !important; }
.swz-input-error { border-color: var(--swz-danger, #DC3545) !important; }

/* Stream Progress (#454) */
@keyframes swz-pulse-border { 0%,100% { opacity: 0.3; } 50% { opacity: 1; } }
.swz-stream-progress { pointer-events: none; }

/* Adaptive Layout (#455) */
.swz-layout-compact { --swz-layout-gap: 4px; --swz-layout-padding: 8px; }
.swz-layout-regular { --swz-layout-gap: 12px; --swz-layout-padding: 16px; }
.swz-layout-expanded { --swz-layout-gap: 20px; --swz-layout-padding: 24px; }

/* Message Grouping (#456) */
.swz-msg-group-first { border-bottom-left-radius: 4px !important; border-bottom-right-radius: 4px !important; }
.swz-msg-group-middle { border-radius: 4px !important; }
.swz-msg-group-last { border-top-left-radius: 4px !important; border-top-right-radius: 4px !important; }
.swz-msg-collapsed { transition: max-height 0.3s ease, opacity 0.2s ease; }

/* Smart Copy (#457) */
.swz-copy-success { color: var(--swz-success, #28A745) !important; transition: color 0.2s ease; }

/* Focus Flow (#458) */
.swz-focus-flow-ring { pointer-events: none; }

/* Conversation Map (#459) */
.swz-conv-map { cursor: pointer; }
.swz-conv-map:hover { opacity: 1 !important; }
.swz-conv-map-highlight { outline: 2px solid var(--swz-primary, #007AFF); outline-offset: 2px; transition: outline 0.3s ease; }

/* Icon System (#463) */
.swz-icon { display: inline-flex; align-items: center; justify-content: center; vertical-align: middle; color: currentColor; }
.swz-icon svg { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.swz-icon-sm svg { width: 16px; height: 16px; }
.swz-icon-md svg { width: 20px; height: 20px; }
.swz-icon-lg svg { width: 24px; height: 24px; }
.swz-icon-xl svg { width: 32px; height: 32px; }
@keyframes swz-icon-spin { to { transform: rotate(360deg); } }
@keyframes swz-icon-pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
@keyframes swz-icon-bounce { 0%,100% { transform: scale(1); } 50% { transform: scale(1.2); } }
@keyframes swz-icon-shake { 0%,100% { transform: rotate(0); } 25% { transform: rotate(-10deg); } 75% { transform: rotate(10deg); } }
@keyframes swz-icon-pop-in { from { transform: scale(0); } to { transform: scale(1); } }
.swz-icon-spin svg { animation: swz-icon-spin 1s linear infinite; }
.swz-icon-pulse svg { animation: swz-icon-pulse 1.5s ease-in-out infinite; }
.swz-icon-bounce svg { animation: swz-icon-bounce 0.6s ease-in-out; }
.swz-icon-shake svg { animation: swz-icon-shake 0.5s ease-in-out; }
.swz-icon-draw svg { stroke-dasharray: 100; stroke-dashoffset: 100; animation: swz-icon-draw 1s ease forwards; }
@keyframes swz-icon-draw { to { stroke-dashoffset: 0; } }
.swz-icon-pop-in svg { animation: swz-icon-pop-in 0.3s cubic-bezier(0.34,1.56,0.64,1); }

/* #544: Activity Log */
.swz-activity-group { margin-bottom: 8px; }
.swz-activity-group-header { display: flex; align-items: center; gap: 6px; padding: 4px 8px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; opacity: 0.7; }
.swz-activity-count { background: rgba(255,255,255,0.1); border-radius: 8px; padding: 1px 6px; font-size: 11px; }
.swz-activity-group-items { display: flex; flex-direction: column; gap: 2px; }
.swz-activity-entry { display: flex; align-items: baseline; gap: 8px; padding: 3px 8px 3px 16px; font-size: 13px; border-left: 2px solid transparent; }
.swz-activity-entry[data-status="running"] { border-left-color: var(--swz-accent, #667eea); }
.swz-activity-entry[data-status="completed"] { border-left-color: #4ade80; }
.swz-activity-entry[data-status="failed"] { border-left-color: #ef4444; }
.swz-activity-entry[data-status="pending"] { border-left-color: rgba(255,255,255,0.2); }
.swz-activity-detail { opacity: 0.6; font-size: 12px; }
.swz-activity-time { opacity: 0.4; font-size: 11px; margin-left: auto; white-space: nowrap; }

/* #546: Lazy Component */
.swz-lazy-placeholder { padding: 12px; }
.swz-lazy-skeleton-line { height: 12px; background: linear-gradient(90deg, rgba(255,255,255,0.06) 25%, rgba(255,255,255,0.12) 50%, rgba(255,255,255,0.06) 75%); background-size: 200% 100%; animation: swz-lazy-shimmer 1.5s ease-in-out infinite; border-radius: 4px; margin-bottom: 8px; }
@keyframes swz-lazy-shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.swz-lazy-spinner { display: flex; justify-content: center; align-items: center; padding: 24px; }
.swz-lazy-spin-circle { width: 24px; height: 24px; border: 2px solid rgba(255,255,255,0.1); border-top-color: var(--swz-accent, #667eea); border-radius: 50%; animation: swz-lazy-spin 0.8s linear infinite; }
@keyframes swz-lazy-spin { to { transform: rotate(360deg); } }
.swz-lazy-dots { display: flex; justify-content: center; gap: 4px; padding: 16px; font-size: 24px; }
.swz-lazy-dots span { animation: swz-lazy-dot-bounce 1.4s ease-in-out infinite; opacity: 0.3; }
.swz-lazy-dots span:nth-child(2) { animation-delay: 0.16s; }
.swz-lazy-dots span:nth-child(3) { animation-delay: 0.32s; }
@keyframes swz-lazy-dot-bounce { 0%,80%,100% { opacity: 0.3; } 40% { opacity: 1; } }

/* #549: Context Menu */
.swz-context-menu { background: rgba(30,30,30,0.95); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; padding: 4px; min-width: 180px; box-shadow: var(--swz-shadow-xl); }
.swz-context-menu-item { display: flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 4px; cursor: pointer; font-size: 13px; color: rgba(255,255,255,0.9); transition: background 80ms ease; }
.swz-context-menu-item:hover { background: rgba(255,255,255,0.1); }
.swz-context-menu-item:focus { background: var(--swz-accent, #667eea); outline: none; }
.swz-context-menu-disabled { opacity: 0.4; pointer-events: none; }
.swz-context-menu-separator { height: 1px; background: rgba(255,255,255,0.1); margin: 4px 8px; }
.swz-context-menu-icon { width: 16px; text-align: center; opacity: 0.7; }
.swz-context-menu-label { flex: 1; }
.swz-context-menu-shortcut { font-size: 11px; opacity: 0.5; }
.swz-context-menu-arrow { font-size: 10px; opacity: 0.5; }

/* #550: Toast */
.swz-toast { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-radius: 8px; background: rgba(30,30,30,0.95); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,0.1); box-shadow: var(--swz-shadow-xl); font-size: 13px; color: rgba(255,255,255,0.9); min-width: 280px; max-width: 420px; position: relative; overflow: hidden; }
.swz-toast-info { border-left: 3px solid #3b82f6; }
.swz-toast-success { border-left: 3px solid #22c55e; }
.swz-toast-warning { border-left: 3px solid #f59e0b; }
.swz-toast-error { border-left: 3px solid #ef4444; }
.swz-toast-icon { font-size: 16px; flex-shrink: 0; }
.swz-toast-message { flex: 1; }
.swz-toast-action { background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2); border-radius: 100px; padding: 3px 12px; color: rgba(255,255,255,0.95); font-size: 12px; font-weight: 600; cursor: pointer; letter-spacing: 0.01em; transition: background 0.15s ease, border-color 0.15s ease, text-decoration 0.15s ease; text-decoration: none; white-space: nowrap; }
.swz-toast-action:hover { background: rgba(255,255,255,0.22); border-color: rgba(255,255,255,0.35); text-decoration: underline; }
.swz-toast-action:active { background: rgba(255,255,255,0.3); }
.swz-toast-close { background: none; border: none; color: rgba(255,255,255,0.4); font-size: 16px; cursor: pointer; padding: 0 2px; line-height: 1; }
.swz-toast-close:hover { color: rgba(255,255,255,0.7); }
.swz-toast-close:focus-visible { outline: 2px solid var(--swz-accent, #667eea); outline-offset: 1px; border-radius: 2px; }
.swz-toast-progress { position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: rgba(255,255,255,0.05); }
.swz-toast-progress-bar { height: 100%; background: var(--swz-accent, #667eea); animation: swz-toast-countdown linear forwards; width: 100%; }
@keyframes swz-toast-countdown { from { width: 100%; } to { width: 0%; } }

/* #583: Confirm Dialog */
.swz-confirm-backdrop { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: 10002; background: rgba(0,0,0,0.4); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.swz-confirm-card { position: fixed; z-index: 10003; width: 280px; background: rgba(30,30,30,0.95); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.12); border-radius: 12px; padding: 20px; box-shadow: var(--swz-shadow-2xl); }
.swz-confirm-message { font-size: 14px; color: rgba(255,255,255,0.9); line-height: 1.5; margin-bottom: 16px; }
.swz-confirm-actions { display: flex; gap: 8px; justify-content: flex-end; }
.swz-confirm-btn { padding: 6px 16px; border-radius: 6px; font-size: 13px; font-weight: 500; border: none; cursor: pointer; transition: background 100ms ease, opacity 100ms ease; }
.swz-confirm-btn:focus-visible { outline: 2px solid var(--swz-accent, #667eea); outline-offset: 2px; }
.swz-confirm-btn-cancel { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.8); }
.swz-confirm-btn-cancel:hover { background: rgba(255,255,255,0.15); }
.swz-confirm-btn-destructive { background: #ef4444; color: #fff; }
.swz-confirm-btn-destructive:hover { background: #dc2626; }
.swz-confirm-btn-warning { background: #f59e0b; color: #fff; }
.swz-confirm-btn-warning:hover { background: #d97706; }
.swz-confirm-btn-info { background: var(--swz-accent, #667eea); color: #fff; }
.swz-confirm-btn-info:hover { opacity: 0.9; }

/* #574: Hover card icon span */
.swz-hover-icon { display: inline-flex; align-items: center; justify-content: center; font-size: 1.1em; line-height: 1; vertical-align: middle; }

/* #551: Form Wizard */
.swz-wizard-indicator { display: flex; align-items: center; gap: 0; padding: 0 0 20px 0; }
.swz-wizard-step { display: flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 20px; font-size: 13px; color: rgba(255,255,255,0.4); transition: color 200ms ease, background 200ms ease; }
.swz-wizard-step-active { color: rgba(255,255,255,0.95); background: rgba(var(--swz-accent-rgb, 102,126,234),0.15); }
.swz-wizard-step-done { color: var(--color-success-dark, #22c55e); }
.swz-wizard-step-num { width: 22px; height: 22px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 600; background: rgba(255,255,255,0.08); }
.swz-wizard-step-active .swz-wizard-step-num { background: var(--swz-accent, #667eea); color: white; }
.swz-wizard-step-done .swz-wizard-step-num { background: var(--color-success-dark, #22c55e); color: white; }
.swz-wizard-step-subtitle { font-size: 11px; opacity: 0.5; }
.swz-wizard-connector { flex: 1; height: 2px; background: rgba(255,255,255,0.1); min-width: 20px; }

/* #552: Snap Feedback */
.swz-snap-indicator { pointer-events: none; }
.swz-snap-label { pointer-events: none; }

/* #553: List Navigation */
.swz-list-nav-active { outline: 2px solid var(--swz-accent, #667eea); outline-offset: -2px; border-radius: 4px; }

/* #591: Tab Manager */
.swz-tab-manager { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: thin; }
.swz-tab-btn { display: flex; align-items: center; gap: 6px; padding: 6px 12px; border: none; background: transparent; color: var(--swz-text-muted, #9ca3af); cursor: pointer; font-size: 13px; border-radius: 6px 6px 0 0; border-bottom: 2px solid transparent; white-space: nowrap; transition: color 150ms, border-color 150ms, background 150ms; }
.swz-tab-btn:hover { color: var(--swz-text, #e0e0e0); background: var(--swz-bg-secondary, rgba(255,255,255,0.05)); }
.swz-tab-btn.active { color: var(--swz-text, #e0e0e0); border-bottom-color: var(--swz-accent, #667eea); }
.swz-tab-reorderable .swz-tab-btn { touch-action: pan-x pan-y pinch-zoom; user-select: none; flex-shrink: 0; }
.swz-tab-btn.swz-tab-dragging { z-index: 1000; cursor: grabbing; transition: none; background: var(--swz-bg-secondary, #242424); box-shadow: var(--swz-shadow-md, 0 4px 12px rgba(0,0,0,0.3)); }
.swz-tab-drop-indicator { flex-shrink: 0; box-sizing: border-box; border: 2px dashed var(--swz-accent, #667eea); border-radius: 6px; background: var(--swz-bg-secondary, rgba(255,255,255,0.05)); }
.swz-tab-announcement { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.swz-tab-icon { font-size: 14px; }
.swz-tab-close { font-size: 16px; opacity: 0; padding: 0 2px; cursor: pointer; transition: opacity 150ms; }
.swz-tab-btn:hover .swz-tab-close { opacity: 0.6; }
.swz-tab-close:hover { opacity: 1 !important; }

/* #585: Task List */
.swz-task-list { font-size: 13px; }
.swz-task-progress { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.swz-task-progress-bar { flex: 1; height: 4px; background: var(--swz-bg-secondary, rgba(255,255,255,0.1)); border-radius: 2px; overflow: hidden; }
.swz-task-progress-bar > div { height: 100%; background: var(--swz-success, #22c55e); border-radius: 2px; transition: width 300ms ease; }
.swz-task-progress-label { font-size: 11px; color: var(--swz-text-muted, #9ca3af); white-space: nowrap; }
.swz-task-items { list-style: none; padding: 0; margin: 0; }
.swz-task-item { display: flex; align-items: center; gap: 8px; padding: 4px 0; }
.swz-task-checkbox { width: 14px; height: 14px; accent-color: var(--swz-accent, #667eea); cursor: pointer; flex-shrink: 0; }
.swz-task-label { flex: 1; }
.swz-task-completed .swz-task-label { text-decoration: line-through; opacity: 0.6; }
.swz-task-spinner { width: 12px; height: 12px; border: 2px solid var(--swz-accent, #667eea); border-top-color: transparent; border-radius: 50%; animation: swz-spin 0.8s linear infinite; }
.swz-task-subtasks { list-style: none; padding-left: 22px; margin: 0; }

/* #586: Permission Prompt */
.swz-permission-prompt { position: relative; background: rgba(30,30,30,0.95); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.12); border-radius: 12px; padding: 16px; box-shadow: var(--swz-shadow-xl); opacity: 0; transform: translateY(-8px); transition: opacity 200ms ease, transform 200ms ease; }
.swz-permission-prompt.swz-perm-visible { opacity: 1; transform: translateY(0); }
.swz-perm-header { margin-bottom: 8px; }
.swz-perm-tool { font-size: 12px; font-weight: 600; color: var(--swz-accent, #667eea); background: rgba(102,126,234,0.1); padding: 2px 8px; border-radius: 4px; }
.swz-perm-message { font-size: 14px; color: rgba(255,255,255,0.9); line-height: 1.5; margin-bottom: 8px; }
.swz-perm-source { font-size: 12px; color: var(--swz-text-muted, #9ca3af); font-family: var(--swz-font-mono, monospace); margin-bottom: 12px; }
.swz-perm-actions { display: flex; gap: 8px; justify-content: flex-end; }
.swz-perm-btn { padding: 6px 16px; border-radius: 6px; font-size: 13px; font-weight: 500; border: none; cursor: pointer; transition: background 100ms ease; }
.swz-perm-allow { background: var(--swz-success, #22c55e); color: #fff; }
.swz-perm-allow:hover { background: #16a34a; }
.swz-perm-deny { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.8); }
.swz-perm-deny:hover { background: rgba(255,255,255,0.15); }
.swz-perm-timer { height: 3px; background: rgba(255,255,255,0.1); border-radius: 2px; margin-top: 12px; overflow: hidden; }
.swz-perm-timer-bar { height: 100%; background: var(--swz-accent, #667eea); width: 100%; }
@keyframes swz-perm-countdown { from { width: 100%; } to { width: 0%; } }

/* #587: Contextual Info */
.swz-ctx-info-card { background: rgba(30,30,30,0.95); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.12); border-radius: 10px; padding: 12px; box-shadow: var(--swz-shadow-lg); opacity: 0; transform: translateY(4px); transition: opacity 150ms ease, transform 150ms ease; pointer-events: auto; }
.swz-ctx-info-card.swz-ctx-info-visible { opacity: 1; transform: translateY(0); }
.swz-ctx-info-row { display: flex; justify-content: space-between; align-items: center; padding: 4px 0; }
.swz-ctx-info-row + .swz-ctx-info-row { border-top: 1px solid rgba(255,255,255,0.06); }
.swz-ctx-info-label { font-size: 12px; color: var(--swz-text-muted, #9ca3af); }
.swz-ctx-info-value { font-size: 13px; color: var(--swz-text, #e0e0e0); font-weight: 500; }
.swz-ctx-info-progress { flex: 1; height: 4px; background: rgba(255,255,255,0.1); border-radius: 2px; margin-left: 12px; overflow: hidden; }
.swz-ctx-info-progress-fill { height: 100%; background: var(--swz-accent, #667eea); border-radius: 2px; }

/* #588: Split Pane */
.swz-split-pane { display: grid; height: 100%; }
.swz-split-horizontal { grid-auto-flow: column; }
.swz-split-vertical { grid-auto-flow: row; }
.swz-split-gutter { background: var(--swz-border, rgba(255,255,255,0.08)); position: relative; flex-shrink: 0; transition: background 150ms ease; }
.swz-split-horizontal > .swz-split-gutter { cursor: col-resize; }
.swz-split-vertical > .swz-split-gutter { cursor: row-resize; }
.swz-split-gutter:hover { background: var(--swz-accent, #667eea); }

/* #589: File Tree */
.swz-file-tree { font-size: 13px; overflow-y: auto; }
.swz-tree-item { user-select: none; }
.swz-tree-label { display: flex; align-items: center; gap: 4px; padding: 3px 8px; cursor: pointer; border-radius: 4px; transition: background 100ms ease; }
.swz-tree-label:hover { background: var(--swz-bg-secondary, rgba(255,255,255,0.05)); }
.swz-tree-selected > .swz-tree-label { background: rgba(102,126,234,0.15); color: var(--swz-accent, #667eea); }
.swz-tree-arrow { width: 12px; text-align: center; font-size: 10px; color: var(--swz-text-muted, #9ca3af); flex-shrink: 0; cursor: pointer; }
.swz-tree-arrow-spacer { width: 12px; flex-shrink: 0; }
.swz-tree-icon { font-size: 14px; flex-shrink: 0; }
.swz-tree-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.swz-tree-children { padding-left: 16px; }

/* #581: Auto Reconnect */
.swz-reconnect-indicator { position: absolute; top: 8px; right: 8px; padding: 6px 12px; background: rgba(234,179,8,0.15); border: 1px solid rgba(234,179,8,0.3); border-radius: 6px; font-size: 12px; color: #eab308; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); z-index: 1000; animation: swz-reconnect-pulse 2s ease infinite; }
@keyframes swz-reconnect-pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.6; } }

/* #594: Auto Expand Panel */
.swz-panel-expanded { max-height: 9999px; opacity: 1; overflow: visible; }
.swz-panel-collapsed { max-height: 0; opacity: 0; overflow: hidden; }
.swz-panel-transition { transition: max-height 300ms var(--ease-default, ease), opacity 200ms var(--ease-default, ease); }

/* #597: Smart Notifications */
.swz-smart-notification { position: fixed; right: 16px; padding: 12px 16px; background: var(--swz-bg-secondary, rgba(30,30,46,0.95)); border: 1px solid var(--swz-border, rgba(255,255,255,0.08)); border-radius: 10px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: var(--swz-shadow-lg, 0 8px 24px rgba(0,0,0,0.3)); z-index: 10000; min-width: 280px; max-width: 380px; }
.swz-smart-notification-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.swz-smart-notification-title { font-size: 14px; font-weight: 600; color: var(--swz-text, #e0e0e0); }
.swz-smart-notification-count { font-size: 11px; padding: 2px 8px; background: var(--swz-accent, #667eea); color: #fff; border-radius: 100px; font-weight: 600; }
.swz-smart-notification-details { font-size: 12px; color: var(--swz-text-muted, #9ca3af); max-height: 120px; overflow-y: auto; }
.swz-smart-notification-detail { padding: 3px 0; }
.swz-smart-notification-action { margin-top: 8px; padding: 4px 12px; background: transparent; border: 1px solid var(--swz-border, rgba(255,255,255,0.1)); border-radius: 6px; color: var(--swz-accent, #667eea); cursor: pointer; font-size: 12px; }
.swz-smart-notification-action:hover { background: rgba(102,126,234,0.1); }

/* #598: Code Diff */
.swz-code-diff { font-family: 'SF Mono', 'Menlo', 'Consolas', monospace; font-size: 13px; line-height: 1.5; overflow: auto; border: 1px solid var(--swz-border, rgba(255,255,255,0.08)); border-radius: 8px; background: var(--swz-bg-primary, #0d0d0d); }
.swz-code-diff-header { padding: 8px 12px; background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--swz-border, rgba(255,255,255,0.08)); font-size: 12px; color: var(--swz-text-muted, #9ca3af); }
.swz-diff-line { display: flex; min-height: 20px; }
.swz-diff-line-num { width: 48px; text-align: right; padding: 0 8px; color: var(--swz-text-muted, #6b7280); flex-shrink: 0; user-select: none; }
.swz-diff-line-content { flex: 1; padding: 0 8px; white-space: pre; overflow-x: auto; }
.swz-diff-added { background: rgba(34,197,94,0.1); }
.swz-diff-added .swz-diff-line-content { color: #4ade80; }
.swz-diff-removed { background: rgba(239,68,68,0.1); }
.swz-diff-removed .swz-diff-line-content { color: #f87171; }
.swz-diff-unchanged .swz-diff-line-content { color: var(--swz-text-muted, #9ca3af); }
.swz-diff-word-add { background: rgba(34,197,94,0.25); border-radius: 2px; }
.swz-diff-word-del { background: rgba(239,68,68,0.25); border-radius: 2px; text-decoration: line-through; }
.swz-diff-side { display: grid; grid-template-columns: 1fr 1fr; }
.swz-diff-side-panel { overflow: auto; border-right: 1px solid var(--swz-border, rgba(255,255,255,0.08)); }
.swz-diff-side-panel:last-child { border-right: none; }
.swz-diff-actions { display: flex; gap: 8px; padding: 8px 12px; border-top: 1px solid var(--swz-border, rgba(255,255,255,0.08)); }
.swz-diff-accept { padding: 6px 16px; background: var(--swz-accent, #667eea); color: #fff; border: none; border-radius: 6px; cursor: pointer; font-size: 13px; font-weight: 500; }
.swz-diff-accept:hover { filter: brightness(1.1); }
.swz-diff-reject { padding: 6px 16px; background: transparent; color: var(--swz-text-muted, #9ca3af); border: 1px solid var(--swz-border, rgba(255,255,255,0.1)); border-radius: 6px; cursor: pointer; font-size: 13px; }
.swz-diff-reject:hover { background: rgba(239,68,68,0.1); color: #f87171; }

/* #599: Progressive Reveal */
.swz-reveal-item { opacity: 0; transform: translateY(8px); transition: opacity 300ms var(--ease-default, ease), transform 300ms var(--ease-default, ease); }
.swz-reveal-item.swz-revealed { opacity: 1; transform: translateY(0); }

/* #600: Question Prompt */
.swz-question-prompt { position: fixed; z-index: 10001; padding: 16px; background: var(--swz-bg-secondary, rgba(30,30,46,0.95)); border: 1px solid var(--swz-border, rgba(255,255,255,0.1)); border-radius: 12px; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); box-shadow: var(--swz-shadow-2xl, 0 16px 48px rgba(0,0,0,0.4)); min-width: 320px; max-width: 480px; transform: scale(0.95); opacity: 0; transition: transform 150ms cubic-bezier(0.16,1,0.3,1), opacity 150ms ease; }
.swz-question-prompt.swz-visible { transform: scale(1); opacity: 1; }
.swz-question-text { font-size: 14px; color: var(--swz-text, #e0e0e0); line-height: 1.5; margin-bottom: 8px; }
.swz-question-source { font-size: 11px; color: var(--swz-text-muted, #9ca3af); padding: 2px 8px; background: rgba(255,255,255,0.05); border-radius: 4px; display: inline-block; margin-bottom: 12px; }
.swz-question-input { width: 100%; padding: 8px 12px; background: rgba(255,255,255,0.05); border: 1px solid var(--swz-border, rgba(255,255,255,0.1)); border-radius: 8px; color: var(--swz-text, #e0e0e0); font-size: 14px; outline: none; box-sizing: border-box; }
.swz-question-input:focus { border-color: var(--swz-accent, #667eea); box-shadow: 0 0 0 2px rgba(102,126,234,0.2); }
.swz-question-buttons { display: flex; gap: 8px; margin-top: 12px; justify-content: flex-end; }
.swz-question-submit { padding: 6px 16px; background: var(--swz-accent, #667eea); color: #fff; border: none; border-radius: 8px; cursor: pointer; font-weight: 500; font-size: 13px; }
.swz-question-submit:hover { filter: brightness(1.1); }
.swz-question-skip { padding: 6px 16px; background: transparent; color: var(--swz-text-muted, #9ca3af); border: 1px solid var(--swz-border, rgba(255,255,255,0.1)); border-radius: 8px; cursor: pointer; font-size: 13px; }
.swz-question-skip:hover { background: rgba(255,255,255,0.05); }

/* FLIP list animations (SWZ-018) */
[data-swz-flip] > * { transition: transform var(--swz-flip-duration, 300ms) var(--swz-flip-easing, ease); }
[data-swz-flip] > .swz-flip-enter { opacity: 0; transform: scale(0.9); }
[data-swz-flip] > .swz-flip-enter-active { transition: opacity 200ms ease, transform 200ms ease; opacity: 1; transform: scale(1); }
[data-swz-flip] > .swz-flip-leave { position: absolute; transition: opacity 200ms ease; opacity: 0; }

/* #602: Animated Text */
@keyframes swz-blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }
.swz-animated-cursor { font-weight: 100; margin-left: 1px; }

/* #604: Clipboard Action */
.swz-clipboard-success { color: var(--swz-color-success, #4ade80) !important; transition: color 0.2s ease; }

/* #621: Streaming Markdown */
.swz-md-pre { background: var(--swz-surface-2, #1e1e2e); border-radius: 8px; padding: 12px 16px; overflow-x: auto; margin: 8px 0; font-size: 0.875rem; }
.swz-md-pre.swz-md-streaming { border-left: 3px solid var(--swz-primary, #667eea); }
.swz-md-code { background: var(--swz-surface-2, #1e1e2e); padding: 2px 6px; border-radius: 4px; font-size: 0.875em; }
.swz-md-h1, .swz-md-h2, .swz-md-h3, .swz-md-h4, .swz-md-h5, .swz-md-h6 { margin: 12px 0 4px; font-weight: 600; }
.swz-md-h1 { font-size: 1.5em; } .swz-md-h2 { font-size: 1.3em; } .swz-md-h3 { font-size: 1.15em; }
.swz-md-blockquote { border-left: 3px solid var(--swz-primary, #667eea); padding: 4px 12px; margin: 8px 0; opacity: 0.85; }
.swz-md-link { color: var(--swz-primary, #667eea); text-decoration: none; } .swz-md-link:hover { text-decoration: underline; }
.swz-md-hr { border: none; border-top: 1px solid var(--swz-border, #333); margin: 12px 0; }
.swz-md-p { margin: 4px 0; }
.swz-md-ul, .swz-md-ol { margin: 4px 0; padding-left: 24px; }
.swz-md-cursor { animation: swz-md-blink 1s step-end infinite; } @keyframes swz-md-blink { 50% { opacity: 0; } }

/* #624: Live Markdown Preview */
.swz-md-preview { background: var(--swz-surface-2, #1e1e2e); border-radius: 8px; border: 1px solid var(--swz-border, #333); font-size: 0.875rem; line-height: 1.5; }
.swz-md-preview-toggle { position: absolute; right: 8px; bottom: 8px; background: var(--swz-surface-3, #2a2a3e); color: var(--swz-text-secondary, #888); border: 1px solid var(--swz-border, #333); border-radius: 4px; padding: 2px 8px; font-size: 0.75rem; cursor: pointer; z-index: 2; font-family: monospace; transition: background 0.15s, color 0.15s; }
.swz-md-preview-toggle:hover { background: var(--swz-surface-4, #3a3a4e); color: var(--swz-text, #eee); }
.swz-md-preview-toggle.swz-md-preview-active { background: var(--swz-primary, #667eea); color: #fff; border-color: var(--swz-primary, #667eea); }

@media (prefers-reduced-motion: reduce) {
  .swz-morphing-focus-ring { transition: none !important; }
  .swz-pinned { transition: none !important; transform: none !important; }
  .swz-activity-indicator { animation: none !important; }
  .swz-shimmer-overlay * { animation: none !important; }
  .swz-hint-dot { animation: none !important; }
  .swz-icon-spin svg, .swz-icon-pulse svg, .swz-icon-bounce svg,
  .swz-icon-shake svg, .swz-icon-draw svg, .swz-icon-pop-in svg { animation: none !important; }
  .swz-stream-progress { animation: none !important; }
  .swz-lazy-skeleton-line { animation: none !important; }
  .swz-lazy-spin-circle { animation: none !important; }
  .swz-lazy-dots span { animation: none !important; opacity: 1 !important; }
  .swz-context-menu { transition: none !important; }
  [data-swz-flip] > * { transition: none !important; }
  .swz-toast { transition: none !important; }
  .swz-toast-progress-bar { animation: none !important; }
  .swz-wizard-step { transition: none !important; }
  .swz-wizard-content { transition: none !important; }
  .swz-btn-loading::after { animation: none !important; }
  .swz-badge-pulse { animation: none !important; }
  .swz-progress-indeterminate::after { animation: none !important; }
  .swz-lazy-placeholder { animation: none !important; }
  .swazor-command-palette { animation: none !important; }
  .swazor-command-palette-dialog { animation: none !important; }
  [data-swz-popover] { animation: none !important; }
  .swz-loading-bar { transition: none !important; }
  .swz-snap-indicator { transition: none !important; }
  .swz-tab-btn { transition: none !important; }
  .swz-permission-prompt { transition: none !important; }
  .swz-ctx-info-card { transition: none !important; }
  .swz-task-spinner { animation: none !important; }
  .swz-perm-timer-bar { animation: none !important; }
  .swz-split-gutter { transition: none !important; }
  .swz-reconnect-indicator { animation: none !important; }
  .swz-panel-transition { transition: none !important; }
  .swz-smart-notification { transition: none !important; }
  .swz-reveal-item { transition: none !important; }
  .swz-question-prompt { transition: none !important; }
  .swz-code-diff { transition: none !important; }
  .swz-animated-cursor { animation: none !important; }
}

/* #623: Motion preference reduced-motion override */
[data-swz-motion-level="none"] *, [data-swz-motion-level="none"] *::before, [data-swz-motion-level="none"] *::after {
  animation-duration: 0s !important;
  transition-duration: 0s !important;
}
[data-swz-motion-level="reduced"] * {
  animation-duration: calc(var(--swz-motion-duration-scale) * var(--duration-normal, 0.3s)) !important;
}