/* The model remains in normal flow; the guide becomes a small dock only with JS. */
.model-visual { min-width: 0; padding: 0; border: 0; border-radius: 0; background: none; box-shadow: none; }
.model-heading>p:first-child { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 12px; color: var(--accent); font-size: 11px; font-weight: 650; letter-spacing: 1.5px; }
.model-heading>p:first-child>span { font-size: 18px; line-height: 1; }
.model-heading h2 { font-size: clamp(28px,2.7vw,38px); font-weight: 600; line-height: 1.15; letter-spacing: -1.1px; }
.model-hint { max-width: 520px; margin-top: 12px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.model-network { display: flex; align-items: center; min-height: 240px; margin-top: 28px; padding-block: 28px; border-block: 1px solid var(--line); }
.model-network svg { display: block; width: 100%; height: auto; overflow: visible; }
.network-track { stroke: var(--line); stroke-width: 1; }
.network-trace { stroke: var(--accent); stroke-width: 1.7; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: 0; }
.network-sources { fill: var(--accent); }
.network-core rect { fill: var(--accent-wash); stroke: var(--accent-border); }
.network-core text { fill: var(--accent-ink); font: 600 20px 'DM Sans','Segoe UI',Arial,sans-serif; }
.network-core .network-model-label,.network-labels { fill: var(--muted); font: 13px 'DM Sans','Segoe UI',Arial,sans-serif; }
.network-output { opacity: .22; }
.network-destination { fill: var(--paper); stroke: var(--accent-border); stroke-width: 1.5; }
.network-destination path { fill: none; stroke: var(--muted); }
[data-model-state="0"] .network-inputs { opacity: .22; }
[data-model-state="2"] .network-output { opacity: 1; }
[data-model-state="2"] .network-destination circle { fill: var(--accent-wash); stroke: var(--accent); }
[data-model-state="2"] .network-destination path { stroke: var(--accent); }
.network-core,.network-sources,.network-destination { transform-box: fill-box; transform-origin: center; }
.network-emphasis { fill: none; stroke: var(--accent); stroke-width: 1.5; visibility: hidden; }
.network-step-key circle { fill: var(--paper); stroke: var(--line); }
.network-step-key text { fill: var(--muted); font: 11px 'DM Sans',sans-serif; }
[data-model-state="0"] [data-network-emphasis="0"],[data-model-state="1"] [data-network-emphasis="1"],[data-model-state="2"] [data-network-emphasis="2"] { visibility: visible; }
[data-model-state="0"] [data-network-key="0"] circle,[data-model-state="1"] [data-network-key="1"] circle,[data-model-state="2"] [data-network-key="2"] circle { fill: var(--ink); stroke: var(--ink); }
[data-model-state="0"] [data-network-key="0"] text,[data-model-state="1"] [data-network-key="1"] text,[data-model-state="2"] [data-network-key="2"] text { fill: var(--paper); }
.model-flow { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 0; margin: 0; padding: 0; list-style: none; border-bottom: 1px solid var(--line); }
.model-stage { min-width: 0; }
.model-step { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; width: 100%; height: 100%; min-height: 116px; padding: 18px 16px; border: 0; border-top: 2px solid transparent; border-right: 1px solid var(--line); border-radius: 0; background: none; color: var(--ink); text-align: left; }
.model-stage:last-child .model-step { border-right: 0; }
.model-step strong { display: block; font-size: 14px; font-weight: 550; line-height: 1.45; }
.model-step small { display: block; color: var(--muted); margin-top: 5px; font-size: 11px; line-height: 1.5; }
.step-arrow { display: none; }
.stage-marker { display: grid; place-items: center; flex-shrink: 0; width: 27px; height: 27px; border: 1px solid var(--line); border-radius: 50%; color: var(--muted); font-size: 11px; }
.model-step[aria-pressed="true"] { border-top-color: var(--accent); background: var(--accent-wash); }
.model-step:is(:hover,:focus-visible):not(:disabled) { background: var(--accent-wash); }
.model-step[aria-pressed="true"]>.stage-marker { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.model-detail { display: grid; grid-template-columns: minmax(0,1fr) auto; align-content: start; gap: 10px 24px; min-height: 136px; padding-top: 24px; }
.model-detail-label { grid-column: 1/-1; color: var(--accent); font-size: 11px; font-weight: 600; letter-spacing: 1.2px; }
#model-detail-copy { color: var(--muted); font-size: 14px; line-height: 1.7; }
.model-detail .text-link { display: inline-flex; align-items: center; align-self: start; gap: 8px; min-height: 44px; font-size: 13px; }
.model-caption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 20px; margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }

/* Without JS the same routes stay visible as a modest inline guide. */
.guide { width: min(calc(100% - 112px),var(--max)); margin: 0 auto; }
.guide-shell { display: flex; align-items: flex-start; gap: 28px; padding-block: 24px; border-block: 1px solid var(--line); }
.guide-panel { min-width: 0; max-width: 560px; }
.guide-panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 32px; margin-bottom: 8px; }
.guide-kicker { color: var(--accent); font-size: 10px; font-weight: 650; letter-spacing: 1.4px; }
.guide-panel h2 { font-size: 26px; font-weight: 550; line-height: 1.18; letter-spacing: -.8px; }
#guide-description { margin-top: 14px; color: var(--muted); font-size: 14px; line-height: 1.65; }
.guide-icon-button { display: grid; place-items: center; flex: 0 0 44px; width: 44px; height: 44px; padding: 0; border: 1px solid var(--line); border-radius: 50%; background: none; color: var(--ink); font-size: 26px; line-height: 1; }
.guide-actions { display: grid; gap: 4px; margin-top: 22px; }
.guide-actions .button { justify-content: space-between; width: 100%; min-height: 48px; margin: 0; font-size: 14px; }
.guide-actions .quiet-button { min-height: 44px; padding: 8px 4px; font-size: 13px; }
.guide-links { display: flex; flex-wrap: wrap; gap: 0 20px; padding-top: 10px; border-top: 1px solid var(--line); }
.guide-links>a { display: inline-flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 44px; color: var(--ink); font-size: 13px; }
.guide-links>a>span { color: var(--accent); }
.guide-links>a:is(:hover,:focus-visible) { color: var(--accent); }
.guide-scope { margin-top: 8px; color: var(--muted); font-size: 11px; line-height: 1.65; }
.guide-settings { margin-top: 18px; border-top: 1px solid var(--line); }
.guide-settings>summary { display: flex; align-items: center; justify-content: space-between; min-height: 44px; padding: 10px 0; color: var(--muted); font-size: 12px; cursor: pointer; list-style: none; }
.guide-settings>summary::-webkit-details-marker { display: none; }
.guide-settings>summary>span { font-size: 18px; }
.guide-settings[open]>summary>span { transform: rotate(45deg); }
.guide-settings-controls { display: flex; flex-wrap: wrap; gap: 0 14px; }
.guide-settings-controls .quiet-button { min-height: 44px; padding: 8px 0; font-size: 12px; }
.guide-restore { min-height: 44px; padding: 10px 14px; border: 1px solid var(--line); border-radius: 24px; background: var(--surface); color: var(--ink); font-size: 12px; box-shadow: 0 5px 20px var(--shadow); }

/* A deliberate click opens a nonmodal panel. Header/menu and native dialogs take priority. */
.guide-ready { scroll-padding-bottom: 108px; }
.guide-ready body { padding-bottom: calc(100px + env(safe-area-inset-bottom)); }
.guide-ready .guide { position: fixed; z-index: 15; right: max(20px,env(safe-area-inset-right)); bottom: max(20px,env(safe-area-inset-bottom)); width: auto; max-width: calc(100vw - 40px); margin: 0; }
.guide-ready .guide-shell { position: relative; display: block; padding: 0; border: 0; }
.guide-ready .guide-panel { position: absolute; right: 0; bottom: calc(100% + 14px); width: 350px; max-width: calc(100vw - 40px); max-height: min(640px,calc(100dvh - 222px)); padding: 20px 24px 18px; overflow-y: auto; overscroll-behavior: contain; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--ink); box-shadow: 0 18px 60px var(--shadow); }
.guide-ready .guide-panel-heading { margin-top: -8px; margin-right: -10px; }
.guide-ready .guide[data-suspended="true"],.guide-ready .guide[data-menu-blocked="true"] { visibility: hidden; pointer-events: none; }
.guide-ready .guide-launcher { border: 1px solid var(--line); background: var(--surface); box-shadow: 0 8px 28px var(--shadow); }
.guide-ready .guide-launcher[aria-expanded="true"] { border-color: var(--accent-border); }
.guide-ready .guide-launcher:is(:hover,:focus-visible) { border-color: var(--accent-border); }

/* Facial geometry remains aligned to D. Only the container size is responsive. */
.avatar-stage { position: relative; isolation: isolate; display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 76px; padding: 5px 18px 5px 6px; border: 1px solid var(--line); border-radius: 44px; background: var(--paper); color: var(--ink); }
.avatar-head { position: relative; z-index: 2; display: block; flex: 0 0 80px; width: 80px; height: 80px; transform-origin: 50% 78%; }
.guide-launcher-label { font-size: 12px; font-weight: 550; letter-spacing: -.1px; white-space: nowrap; }
.avatar-original { display: block; width: 100%; height: 100%; object-fit: contain; }
.avatar-face { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; visibility: hidden; }
.avatar-stage[data-face="active"] .avatar-face { visibility: visible; }
.avatar-eye { fill: #111; transform-box: fill-box; transform-origin: center; }
.avatar-mouth { fill: none; stroke: #171514; stroke-width: 20; stroke-linecap: round; opacity: 0; transform-box: fill-box; transform-origin: 50% 0; }
.avatar-aura { position: absolute; left: 6px; width: 80px; height: 80px; border: 1px solid var(--line); border-radius: 50%; opacity: .5; transition: border-color var(--motion-control),opacity var(--motion-control); }
.avatar-stage:hover .avatar-aura,.avatar-stage:focus-visible .avatar-aura { border-color: var(--accent-border); opacity: 1; }
.avatar-expressions { width: 100%; margin-top: 4px; border-top: 1px solid var(--line); }
.avatar-expressions summary { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: 44px; padding: 8px 0; color: var(--muted); font-size: 12px; line-height: 1.4; cursor: pointer; list-style: none; }
.avatar-expressions summary::after { content: '+'; color: var(--accent); }
.avatar-expressions[open] summary::after { content: '−'; }
.avatar-expressions summary::-webkit-details-marker { display: none; }
.avatar-gestures { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 6px; }
.avatar-gestures button { min-width: 64px; min-height: 44px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 0; background: var(--paper); color: var(--muted); font-size: 12px; }
.avatar-gestures button:is(:hover,:focus-visible),.avatar-gestures button[data-active="true"] { border-color: var(--accent-border); background: var(--accent-wash); color: var(--accent-ink); }
.avatar-gestures button:disabled,.avatar-replay:disabled { opacity: .55; }
.avatar-motion-note { max-width: 340px; margin-top: 8px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.avatar-motion-toggle { min-height: 44px; margin-top: 10px; padding: 8px 12px; border: 1px solid var(--accent-border); border-radius: 4px; background: var(--accent-wash); color: var(--accent-ink); font-size: 12px; }
.avatar-motion-toggle[aria-pressed="true"] { border-color: var(--line); background: var(--paper); color: var(--muted); }
.avatar-motion-toggle:disabled { opacity: .55; }
.motion-toggle { margin: 0; border: 0; border-radius: 0; }

@media(max-width:980px) {
  .guide { width: calc(100% - 72px); }
  .model-detail { grid-template-columns: minmax(0,1fr); gap: 8px; min-height: 162px; }
  .model-detail .text-link { justify-self: start; }
}
@media(max-width:640px) {
  .model-heading h2 { font-size: 30px; }
  .model-network { min-height: 180px; margin-top: 22px; padding-block: 24px; }
  .network-labels,.network-core .network-model-label { font-size: 18px; }
  .model-flow { grid-template-columns: 1fr; }
  .model-step { flex-direction: row; align-items: center; gap: 14px; min-height: 64px; padding: 14px 12px; border-top: 0; border-right: 0; border-bottom: 1px solid var(--line); border-left: 2px solid transparent; }
  .model-stage:last-child .model-step { border-bottom: 0; }
  .model-step[aria-pressed="true"] { border-left-color: var(--accent); }
  .model-step strong { font-size: 14px; }
  .model-step>span:nth-child(2) { flex: 1; min-width: 0; }
  .model-step .step-arrow { display: block; color: var(--accent); font-size: 16px; }
  .model-detail { min-height: 188px; padding-top: 22px; }
  .model-caption { font-size: 11px; }
  .guide { width: calc(100% - 40px); }
  .guide-shell { flex-direction: column; gap: 20px; }
  .avatar-stage { min-height: 64px; gap: 8px; padding: 3px 14px 3px 4px; }
  .guide-launcher { padding: 4px; }
  .guide-launcher-label { display: none; }
  .avatar-head { flex-basis: 72px; width: 72px; height: 72px; }
  .avatar-aura { left: 4px; width: 72px; height: 72px; }
  .guide-ready { scroll-padding-bottom: calc(112px + env(safe-area-inset-bottom)); }
  .guide-ready body { padding-bottom: calc(104px + env(safe-area-inset-bottom)); }
  .guide-ready .guide { right: max(12px,env(safe-area-inset-right)); bottom: max(12px,env(safe-area-inset-bottom)); max-width: calc(100vw - 24px); }
  .guide-ready .guide-panel { bottom: calc(100% + 10px); width: min(350px,calc(100vw - 40px)); max-width: calc(100vw - 40px); max-height: calc(100dvh - 195px - env(safe-area-inset-bottom)); padding: 18px 20px 16px; }
  .guide-panel h2 { font-size: 25px; }
}
:root[data-motion="reduced"] { scroll-behavior: auto; }
:root[data-motion="reduced"] *, :root[data-motion="reduced"] *::before, :root[data-motion="reduced"] *::after { transition: none!important; animation: none!important; }
:root[data-motion="reduced"] .avatar-stage:not([data-avatar-motion="requested"]) .avatar-face { visibility: hidden!important; }
:root[data-motion="reduced"] .avatar-stage:not([data-avatar-motion="requested"]) .avatar-head,:root[data-motion="reduced"] .button:hover { transform: none!important; }
:root[data-motion="reduced"] .network-trace { stroke-dashoffset: 0!important; }
:root[data-motion="reduced"] .button:is(:hover,:focus-visible),:root[data-motion="reduced"] :is(.text-link,.capability-cta,.guide-links>a)>span[aria-hidden] { transform: none!important; }
@media(prefers-reduced-motion:reduce) {
  :root:not([data-motion="full"]) .avatar-stage:not([data-avatar-motion="requested"]) .avatar-face { visibility: hidden!important; }
  :root:not([data-motion="full"]) .avatar-stage:not([data-avatar-motion="requested"]) .avatar-head { transform: none!important; }
  :root:not([data-motion="full"]) .button:hover { transform: none!important; }
  :root:not([data-motion="full"]) .network-trace { stroke-dashoffset: 0!important; }
}