:root {
  color-scheme: light;
  --canvas: #f5f7f8;
  --canvas-subtle: #edf1f3;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --surface-muted: #f7f9fa;
  --surface-tint: #edf6f6;
  --border: #d9e0e4;
  --border-strong: #b8c5cb;
  --text: #172126;
  --text-secondary: #42515a;
  --text-muted: #465761;
  --accent: #075e60;
  --accent-strong: #075a5c;
  --accent-soft: #d9eeee;
  --accent-ink: #064446;
  --success: #0a5d3d;
  --success-soft: #dff3e8;
  --warning: #9a5b11;
  --warning-soft: #fff0d7;
  --danger: #b43b3d;
  --danger-soft: #fee7e7;
  --focus: #0c7d80;
  --shadow-sm: 0 1px 2px rgb(23 33 38 / 6%), 0 1px 5px rgb(23 33 38 / 4%);
  --shadow-lg: 0 18px 50px rgb(23 33 38 / 12%);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.35rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.25rem;
  --nav-width: 236px;
  --top-bar-height: 76px;
  --mobile-nav-height: 72px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --transition-fast: 140ms;
  --transition-panel: 220ms;
  --z-navigation: 20;
  --z-dialog: 50;
  --z-toast: 60;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --canvas: #11191d;
  --canvas-subtle: #182329;
  --surface: #172126;
  --surface-raised: #1c292f;
  --surface-muted: #1a262c;
  --surface-tint: #173033;
  --border: #304149;
  --border-strong: #53636a;
  --text: #eff5f6;
  --text-secondary: #c2d0d4;
  --text-muted: #92a4aa;
  --accent: #70c8c6;
  --accent-strong: #8cd8d5;
  --accent-soft: #1f4548;
  --accent-ink: #d6fbfa;
  --success: #69c69b;
  --success-soft: #173d31;
  --warning: #f0b966;
  --warning-soft: #493616;
  --danger: #f09a9d;
  --danger-soft: #4a2226;
  --focus: #83d8d6;
  --shadow-sm: 0 1px 2px rgb(0 0 0 / 24%);
  --shadow-lg: 0 18px 50px rgb(0 0 0 / 28%);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { min-height: 100%; background: var(--canvas); }
body { min-height: 100dvh; margin: 0; background: var(--canvas); color: var(--text); font-size: var(--text-base); line-height: 1.5; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.6; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a[href^="http"]::after { content: " \2197"; font-size: 0.78em; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }

.skip-link { position: fixed; z-index: 100; top: 8px; left: 8px; transform: translateY(-160%); padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm); background: var(--text); color: var(--surface); transition: transform var(--transition-fast) ease; }
.skip-link:focus { transform: translateY(0); }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.eyebrow { margin: 0 0 var(--space-1); color: var(--text-muted); font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.muted-copy { color: var(--text-secondary); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); min-height: 42px; padding: 0.6rem 0.9rem; border: 1px solid transparent; border-radius: var(--radius-sm); background: var(--surface-raised); color: var(--text); font-weight: 650; transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast); }
.button:hover:not(:disabled) { border-color: var(--border-strong); background: var(--surface-muted); }
.button:active:not(:disabled) { transform: translateY(1px); }
.button--primary { background: var(--accent); color: #fff; }
.button--primary:hover:not(:disabled) { border-color: var(--accent-strong); background: var(--accent-strong); }
.button--quiet { border-color: var(--border); background: transparent; }
.button--full { width: 100%; }
.button-icon, .icon-button > span, .nav-item__icon, [data-icon] { display: inline-flex; width: 20px; height: 20px; align-items: center; justify-content: center; }
[data-icon] svg { width: 100%; height: 100%; stroke: currentColor; stroke-width: 1.8; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.icon-button { display: inline-grid; width: 40px; height: 40px; place-items: center; padding: 0; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-raised); color: var(--text-secondary); transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast); }
.icon-button:hover { border-color: var(--border-strong); background: var(--surface-muted); color: var(--text); }

.login-view { display: grid; min-height: 100dvh; padding: max(var(--space-5), env(safe-area-inset-top, 0px)) var(--space-4) max(var(--space-5), var(--safe-bottom)); place-items: center; background: var(--canvas-subtle); }
.login-panel { width: min(100%, 480px); padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--border); border-radius: var(--radius-xl); background: color-mix(in srgb, var(--surface) 92%, transparent); box-shadow: var(--shadow-lg); }
.brand-lockup { display: inline-flex; align-items: center; gap: var(--space-3); color: var(--text); text-decoration: none; }
.brand-lockup img { display: block; flex: 0 0 auto; }
.brand-lockup h1, .brand-lockup h2 { margin: 0; color: var(--text); }
.brand-lockup--centered { display: flex; margin-bottom: var(--space-6); }
.brand-lockup--centered h1 { max-width: 16ch; font-size: clamp(1.55rem, 5vw, 2.15rem); line-height: 1.15; letter-spacing: 0; }
.brand-lockup--nav { padding: var(--space-2) var(--space-2) var(--space-5); }
.brand-lockup__text { display: grid; line-height: 1.2; }
.brand-lockup__text strong { color: var(--text); font-size: 0.98rem; }
.brand-lockup__text small { margin-top: 2px; color: var(--text-muted); font-size: var(--text-xs); }
.login-copy { margin: 0 0 var(--space-5); color: var(--text-secondary); }
.stack-form { display: grid; gap: var(--space-3); }
.field-label { font-weight: 650; }
.field-with-icon { position: relative; }
.field-with-icon input, textarea { width: 100%; border: 1px solid var(--border-strong); border-radius: var(--radius-md); background: var(--surface); color: var(--text); caret-color: var(--accent); }
.field-with-icon input { min-height: 48px; padding: 0.7rem 2.6rem 0.7rem 0.8rem; }
.field-status { position: absolute; top: 50%; right: 0.9rem; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); transform: translateY(-50%); }
.field-help, .login-footnote { margin: 0; color: var(--text-muted); font-size: var(--text-sm); }
.form-message { min-height: 1.25rem; margin: 0; color: var(--danger); font-size: var(--text-sm); }
.login-footnote { margin-top: var(--space-5); }

.app-shell { display: grid; min-height: 100dvh; grid-template-columns: var(--nav-width) minmax(0, 1fr); transition: grid-template-columns var(--transition-panel); }
.app-shell[data-rail="collapsed"] { grid-template-columns: 68px minmax(0, 1fr); }
.side-rail { position: sticky; z-index: var(--z-navigation); top: 0; display: flex; height: 100dvh; flex-direction: column; justify-content: space-between; padding: var(--space-5) var(--space-3); border-right: 1px solid var(--border); background: color-mix(in srgb, var(--surface) 90%, transparent); }
.side-rail__top, .side-rail__bottom { display: grid; gap: var(--space-2); }
.side-rail__brand-row { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-1); }
.side-rail__toggle { margin-top: var(--space-1); flex: 0 0 auto; }
.navigation-list { display: grid; gap: var(--space-1); }
.nav-item, .nav-control { display: flex; min-height: 44px; align-items: center; gap: var(--space-3); width: 100%; padding: 0.58rem 0.7rem; border: 1px solid transparent; border-radius: var(--radius-sm); background: transparent; color: var(--text-secondary); text-align: left; text-decoration: none; }
.nav-item:hover, .nav-control:hover { background: var(--surface-muted); color: var(--text); }
.nav-item[aria-current="page"] { border-color: color-mix(in srgb, var(--accent) 20%, var(--border)); background: var(--accent-soft); color: var(--accent-ink); font-weight: 700; }
.nav-item__label { flex: 1; }
.nav-item__badge { padding: 0.1rem 0.4rem; border-radius: 999px; background: var(--surface); color: var(--text-muted); font-size: var(--text-xs); font-weight: 700; }
.app-shell[data-rail="collapsed"] .brand-lockup--nav { padding-inline: 0; }
.app-shell[data-rail="collapsed"] .brand-lockup__text,
.app-shell[data-rail="collapsed"] .nav-item__label,
.app-shell[data-rail="collapsed"] .nav-control__label { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
.app-shell[data-rail="collapsed"] .nav-item,
.app-shell[data-rail="collapsed"] .nav-control { justify-content: center; padding-inline: 0; }
.app-shell__content { min-width: 0; }
.top-bar { position: sticky; z-index: 10; top: 0; display: flex; min-height: var(--top-bar-height); align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-4) clamp(var(--space-4), 4vw, var(--space-10)); border-bottom: 1px solid color-mix(in srgb, var(--border) 78%, transparent); background: color-mix(in srgb, var(--canvas) 89%, transparent); backdrop-filter: blur(14px); }
.top-bar__location { min-width: 0; }
.top-bar__title { overflow: hidden; margin: 0; color: var(--text); font-size: var(--text-lg); font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.top-bar__actions { display: flex; align-items: center; gap: var(--space-3); }
.connection-state { display: inline-flex; align-items: center; gap: 6px; color: var(--text-muted); font-size: var(--text-sm); white-space: nowrap; }
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--text-muted); }
.status-dot--ok { background: var(--success); }
.status-dot--warning { background: var(--warning); }
.status-dot--danger { background: var(--danger); }
.main-content { width: min(100%, 1500px); margin: 0 auto; padding: clamp(var(--space-5), 4vw, var(--space-10)); padding-bottom: calc(clamp(var(--space-5), 4vw, var(--space-10)) + var(--safe-bottom)); }
.page { display: grid; gap: var(--space-8); animation: page-enter var(--transition-panel) ease both; }
@keyframes page-enter { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.page-header { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-5); }
.page-header h1 { max-width: 22ch; margin: 0; font-size: clamp(1.8rem, 3vw, var(--text-3xl)); line-height: 1.08; letter-spacing: 0; }
.page-header p { max-width: 60ch; margin: var(--space-2) 0 0; color: var(--text-secondary); }
.surface { border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-sm); }
.surface--padded { padding: clamp(var(--space-4), 3vw, var(--space-6)); }
.surface--tint { background: var(--surface-tint); }
.home-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.7fr); gap: var(--space-5); align-items: start; }
.home-grid__wide { grid-column: 1 / -1; }
.welcome-card { display: grid; gap: var(--space-5); padding: clamp(var(--space-5), 4vw, var(--space-8)); overflow: hidden; }
.welcome-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); }
.welcome-card h2 { max-width: 18ch; margin: 0; color: var(--text); font-size: clamp(1.55rem, 2.6vw, 2.2rem); line-height: 1.12; letter-spacing: 0; }
.amelia-presence { display: grid; width: 46px; height: 46px; flex: 0 0 auto; place-items: center; border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent); border-radius: 50%; background: var(--accent-soft); }
.amelia-presence img { width: 29px; height: 29px; }
.prompt-launcher { display: grid; gap: var(--space-3); }
.prompt-launcher textarea { min-height: 88px; padding: var(--space-4); resize: vertical; }
.prompt-launcher__actions { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.hint { color: var(--text-muted); font-size: var(--text-sm); }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-4); }
.section-heading h2 { margin: 0; font-size: var(--text-lg); }
.text-button { padding: 0; border: 0; background: none; color: var(--accent); font-weight: 700; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.list-stack { display: grid; gap: var(--space-2); }
.activity-item, .conversation-item, .goal-card { width: 100%; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface-raised); color: var(--text); text-align: left; }
.activity-item, .conversation-item { display: grid; gap: var(--space-1); padding: var(--space-3); transition: border-color var(--transition-fast), background var(--transition-fast); }
.activity-item:hover, .conversation-item:hover { border-color: var(--border-strong); background: var(--surface-muted); }
.activity-item strong, .conversation-item strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.activity-item small, .conversation-item small { color: var(--text-muted); }
.empty-state { display: grid; min-height: 170px; place-items: center; padding: var(--space-6); border: 1px dashed var(--border-strong); border-radius: var(--radius-md); color: var(--text-secondary); text-align: center; }
.empty-state__content { max-width: 34ch; }
.empty-state__title { margin: 0 0 var(--space-2); color: var(--text); font-size: var(--text-lg); font-weight: 700; }
.empty-state p { margin: 0 0 var(--space-4); }
.system-mini { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: var(--space-3) var(--space-4); border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface-muted); color: var(--text-secondary); font-size: var(--text-sm); }
.system-mini__left { display: inline-flex; align-items: center; gap: var(--space-2); }

.amelia-layout { display: grid; grid-template-columns: 264px minmax(0, 1fr) 270px; gap: var(--space-4); min-height: calc(100dvh - var(--top-bar-height) - 5rem); }
.conversation-panel, .context-panel { min-height: 0; padding: var(--space-3); }
.conversation-panel { display: grid; align-content: start; gap: var(--space-3); }
.conversation-panel__header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); padding: var(--space-2); }
.conversation-panel__header h2, .conversation-panel__title, .context-panel h2 { margin: 0; font-size: var(--text-base); font-weight: 700; }
.conversation-list { display: grid; gap: var(--space-1); max-height: calc(100dvh - 240px); overflow: auto; padding-right: 2px; }
.conversation-item { min-height: 62px; }
.conversation-item[aria-current="true"] { border-color: color-mix(in srgb, var(--accent) 28%, var(--border)); background: var(--accent-soft); }
.conversation-item__preview { color: var(--text-secondary); font-size: var(--text-sm); }
.chat-workspace { display: grid; min-height: 0; grid-template-rows: auto minmax(0, 1fr) auto; overflow: hidden; }
.chat-workspace__header { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); padding: var(--space-5); border-bottom: 1px solid var(--border); }
.chat-workspace__header h1 { margin: 0; font-size: var(--text-xl); }
.chat-workspace__header p { margin: var(--space-1) 0 0; color: var(--text-muted); font-size: var(--text-sm); }
.message-log { display: flex; min-height: 360px; flex-direction: column; gap: var(--space-5); overflow-y: auto; padding: clamp(var(--space-4), 4vw, var(--space-8)); scroll-behavior: smooth; }
.message { display: grid; gap: var(--space-2); max-width: min(760px, 92%); }
.message--user { align-self: flex-end; justify-items: end; }
.message--amelia { align-self: flex-start; }
.message__meta { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--text-muted); font-size: var(--text-xs); }
.message__speaker { color: var(--text-secondary); font-weight: 700; }
.message__body { padding: 0.85rem 1rem; border-radius: 4px 14px 14px 14px; background: var(--surface-muted); color: var(--text); line-height: 1.6; white-space: pre-wrap; }
.message--user .message__body { border-radius: 14px 4px 14px 14px; background: var(--accent); color: #fff; }
.message--pending .message__body { opacity: 0.72; }
.streaming-indicator { display: inline-flex; align-items: center; gap: 5px; min-height: 20px; color: var(--text-muted); font-size: var(--text-sm); }
.streaming-indicator span { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); animation: typing 1.1s infinite ease-in-out; }
.streaming-indicator span:nth-child(2) { animation-delay: 120ms; }
.streaming-indicator span:nth-child(3) { animation-delay: 240ms; }
@keyframes typing { 0%, 75%, 100% { transform: translateY(0); opacity: 0.4; } 35% { transform: translateY(-3px); opacity: 1; } }
.composer-wrap { padding: var(--space-4); border-top: 1px solid var(--border); background: var(--surface); }
.composer { display: grid; gap: var(--space-3); }
.composer textarea { min-height: 56px; max-height: 220px; padding: 0.85rem 1rem; resize: vertical; }
.composer__footer { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.composer__status { min-height: 1.25rem; color: var(--text-muted); font-size: var(--text-sm); }
.composer__status--error { color: var(--danger); }
.context-panel { display: grid; align-content: start; gap: var(--space-4); }
.mobile-goal-context { display: none; }
.context-panel__copy { margin: 0; color: var(--text-muted); font-size: var(--text-sm); }
.goal-context-list { display: grid; gap: var(--space-2); }
.goal-context-item { padding: var(--space-3); border-left: 2px solid var(--accent); background: var(--surface-muted); }
.goal-context-item strong { display: block; }
.goal-context-item span { color: var(--text-muted); font-size: var(--text-sm); }

.goals-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-4); }
.goal-card { display: grid; gap: var(--space-4); min-height: 210px; padding: var(--space-5); }
.goal-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-3); }
.goal-card h2 { margin: 0; font-size: var(--text-lg); line-height: 1.25; }
.goal-card p { margin: 0; color: var(--text-secondary); }
.goal-card__footer { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: auto; color: var(--text-muted); font-size: var(--text-sm); }
.status-badge { display: inline-flex; align-items: center; gap: 6px; padding: 0.25rem 0.5rem; border-radius: 999px; background: var(--surface-muted); color: var(--text-secondary); font-size: var(--text-xs); font-weight: 750; }
.status-badge::before { width: 7px; height: 7px; border-radius: 50%; background: currentColor; content: ""; }
.status-badge--active { background: var(--success-soft); color: var(--success); }
.status-badge--paused { background: var(--warning-soft); color: var(--warning); }
.status-badge--proposed { background: var(--accent-soft); color: var(--accent-ink); }

.wiki-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr) 220px; gap: var(--space-5); align-items: start; }
.wiki-sidebar, .wiki-toc { position: sticky; top: calc(var(--top-bar-height) + var(--space-5)); max-height: calc(100dvh - var(--top-bar-height) - var(--space-10)); overflow: auto; }
.wiki-sidebar { display: grid; gap: var(--space-4); padding: var(--space-3); }
.search-field { position: relative; }
.search-field input { width: 100%; min-height: 40px; padding: 0.55rem 0.7rem 0.55rem 2.2rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); color: var(--text); }
.search-field span { position: absolute; top: 50%; left: 0.65rem; width: 16px; height: 16px; color: var(--text-muted); transform: translateY(-50%); }
.wiki-category { display: grid; gap: var(--space-1); }
.wiki-category__title { margin: var(--space-2) var(--space-2) 0; color: var(--text-muted); font-size: var(--text-xs); font-weight: 750; letter-spacing: 0.08em; text-transform: uppercase; }
.wiki-document-button { display: grid; gap: 2px; width: 100%; padding: var(--space-2) var(--space-3); border: 1px solid transparent; border-radius: var(--radius-sm); background: transparent; color: var(--text-secondary); text-align: left; }
.wiki-document-button:hover { background: var(--surface-muted); color: var(--text); }
.wiki-document-button[aria-current="true"] { background: var(--accent-soft); color: var(--accent-ink); font-weight: 700; }
.wiki-document-button small { overflow: hidden; color: var(--text-muted); font-size: var(--text-xs); font-weight: 400; text-overflow: ellipsis; white-space: nowrap; }
.wiki-document { min-width: 0; padding: clamp(var(--space-5), 4vw, var(--space-10)); }
.wiki-document__meta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); padding-bottom: var(--space-4); border-bottom: 1px solid var(--border); color: var(--text-muted); font-size: var(--text-sm); }
.wiki-document__meta code { padding: 0.15rem 0.35rem; border-radius: 3px; background: var(--surface-muted); color: var(--text-secondary); }
.wiki-document__title { margin: var(--space-5) 0 var(--space-2); font-size: clamp(1.7rem, 3vw, 2.45rem); line-height: 1.1; }
.wiki-document__description { margin: 0 0 var(--space-8); color: var(--text-secondary); }
.wiki-content { max-width: 820px; color: var(--text-secondary); line-height: 1.7; }
.wiki-content h1, .wiki-content h2, .wiki-content h3, .wiki-content h4 { scroll-margin-top: calc(var(--top-bar-height) + var(--space-4)); color: var(--text); line-height: 1.22; }
.wiki-content h1 { margin-top: 2.2em; font-size: var(--text-2xl); }
.wiki-content h2 { margin-top: 2em; font-size: var(--text-xl); }
.wiki-content h3 { margin-top: 1.7em; font-size: var(--text-lg); }
.wiki-content h1:first-child { margin-top: 0; }
.wiki-content pre { overflow: auto; padding: var(--space-4); border: 1px solid var(--border); border-radius: var(--radius-md); background: #102126; color: #e4f2f2; font-size: 0.86rem; line-height: 1.55; }
.wiki-content code { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; }
.wiki-content :not(pre) > code { padding: 0.1rem 0.32rem; border-radius: 3px; background: var(--surface-muted); color: var(--text); font-size: 0.88em; }
.wiki-content blockquote { margin: var(--space-5) 0; padding: var(--space-3) var(--space-4); border-left: 3px solid var(--accent); background: var(--surface-muted); color: var(--text-secondary); }
.wiki-content table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; white-space: nowrap; }
.wiki-content th, .wiki-content td { padding: var(--space-2) var(--space-3); border: 1px solid var(--border); text-align: left; vertical-align: top; }
.wiki-content th { background: var(--surface-muted); color: var(--text); }
.wiki-toc { display: grid; gap: var(--space-2); padding: var(--space-4); }
.wiki-toc h2 { margin: 0 0 var(--space-2); font-size: var(--text-sm); }
.wiki-toc button { padding: var(--space-1) 0; border: 0; background: none; color: var(--text-muted); text-align: left; font-size: var(--text-sm); }
.wiki-toc button:hover { color: var(--accent); }
.wiki-toc button[data-level="3"] { padding-left: var(--space-3); }
.wiki-toc button[data-level="4"] { padding-left: var(--space-5); }
.wiki-document__pager { display: flex; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-10); padding-top: var(--space-5); border-top: 1px solid var(--border); }
.wiki-mobile-documents { display: none; }

.system-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.system-item { display: grid; gap: var(--space-2); padding: var(--space-5); }
.system-item h2 { margin: 0; font-size: var(--text-base); }
.system-item p { margin: 0; color: var(--text-secondary); }
.system-item__value { color: var(--text); font-size: var(--text-lg); font-weight: 750; }
.system-item__value code { overflow-wrap: anywhere; font-family: "SFMono-Regular", Consolas, monospace; font-size: var(--text-sm); }
.system-note { margin: 0; color: var(--text-secondary); font-size: var(--text-sm); }

.mobile-navigation { display: none; }
.mobile-drawer { width: min(90vw, 360px); max-width: none; height: 100dvh; margin: 0; padding: var(--space-4); border: 0; background: var(--surface); color: var(--text); box-shadow: var(--shadow-lg); }
.mobile-drawer::backdrop { background: rgb(10 20 24 / 40%); backdrop-filter: blur(2px); }
.mobile-drawer__header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-5); }
.mobile-drawer__header h2 { font-size: var(--text-base); }
.future-catalog { margin-top: var(--space-6); padding: var(--space-4); border-top: 1px solid var(--border); }
.future-catalog p { margin: 0; }
.future-module-list { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-3); }
.future-module { padding: 0.28rem 0.5rem; border: 1px solid var(--border); border-radius: 999px; color: var(--text-muted); font-size: var(--text-xs); }
.toast-region { position: fixed; z-index: var(--z-toast); right: var(--space-4); bottom: calc(var(--space-4) + var(--safe-bottom)); display: grid; width: min(360px, calc(100vw - 2rem)); gap: var(--space-2); }
.toast { display: flex; align-items: flex-start; gap: var(--space-3); padding: var(--space-3) var(--space-4); border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface-raised); box-shadow: var(--shadow-lg); color: var(--text); }
.toast--error { border-color: color-mix(in srgb, var(--danger) 50%, var(--border)); }
.toast--warning { border-color: color-mix(in srgb, var(--warning) 50%, var(--border)); }
.toast__close { margin-left: auto; padding: 0; border: 0; background: none; color: var(--text-muted); }

@media (max-width: 1180px) {
  .amelia-layout { grid-template-columns: 236px minmax(0, 1fr); }
  .context-panel { display: none; }
  .mobile-goal-context { display: block; margin: 0 var(--space-4); padding: var(--space-3); border-bottom: 1px solid var(--border); }
  .mobile-goal-context summary { cursor: pointer; color: var(--text-secondary); font-size: var(--text-sm); font-weight: 700; }
  .mobile-goal-context .goal-context-list { margin-top: var(--space-3); }
  .wiki-layout { grid-template-columns: 230px minmax(0, 1fr); }
  .wiki-toc { display: none; }
}

@media (max-width: 860px) {
  .app-shell { grid-template-columns: 1fr; }
  .side-rail { display: none; }
  .mobile-only { display: inline-grid; }
  .main-content { padding-bottom: calc(var(--mobile-nav-height) + var(--space-6) + var(--safe-bottom)); }
  .mobile-navigation { position: fixed; z-index: var(--z-navigation); right: 0; bottom: 0; left: 0; display: grid; grid-template-columns: repeat(4, 1fr); min-height: calc(var(--mobile-nav-height) + var(--safe-bottom)); padding: var(--space-2) var(--space-2) calc(var(--space-2) + var(--safe-bottom)); border-top: 1px solid var(--border); background: color-mix(in srgb, var(--surface) 94%, transparent); backdrop-filter: blur(16px); }
  .mobile-nav-item { display: grid; min-height: 52px; place-items: center; gap: 2px; padding: 4px; border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--text-muted); font-size: 0.7rem; text-decoration: none; }
  .mobile-nav-item[aria-current="page"] { color: var(--accent); font-weight: 750; }
  .mobile-nav-item [data-icon] { width: 20px; height: 20px; }
  .home-grid { grid-template-columns: 1fr; }
  .home-grid__wide { grid-column: auto; }
  .amelia-layout { grid-template-columns: 1fr; min-height: auto; }
  .conversation-panel { display: none; }
  .chat-workspace { min-height: calc(100dvh - var(--top-bar-height) - var(--mobile-nav-height) - 5.5rem); }
  .wiki-layout { grid-template-columns: 1fr; }
  .wiki-sidebar { position: static; max-height: none; }
  .wiki-sidebar__documents { display: none; }
  .wiki-mobile-documents { display: block; }
  .wiki-mobile-documents summary { cursor: pointer; color: var(--text); font-weight: 700; }
  .wiki-mobile-documents > div { display: grid; gap: var(--space-1); margin-top: var(--space-3); }
  .wiki-document { padding: var(--space-5); }
  .system-grid { grid-template-columns: 1fr; }
}

@media (min-width: 861px) { .mobile-only { display: none; } }
@media (max-width: 560px) {
  .top-bar { min-height: 66px; padding: var(--space-3) var(--space-4); }
  .top-bar__actions .connection-state span:last-child { display: none; }
  .page { gap: var(--space-5); }
  .page-header { align-items: flex-start; flex-direction: column; }
  .page-header h1 { font-size: var(--text-2xl); }
  .welcome-card { padding: var(--space-5); }
  .welcome-card__top h2 { font-size: var(--text-2xl); }
  .prompt-launcher__actions { align-items: flex-start; flex-direction: column-reverse; }
  .message-log { padding: var(--space-4); }
  .message { max-width: 96%; }
  .composer-wrap { padding: var(--space-3); }
  .composer__footer { align-items: flex-end; }
  .composer__footer .hint { max-width: 18ch; }
  .wiki-document__pager { flex-direction: column; }
  .login-panel { padding: var(--space-6); border-radius: var(--radius-lg); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 1ms !important; animation-iteration-count: 1 !important; transition-duration: 1ms !important; }
}