/* Homer Design System — components. Values come from tokens.css (tokens.json); this file only composes them.
   Class prefix `h-`. Every animation honours prefers-reduced-motion (bottom of file). */

:root {
  --ease-out: cubic-bezier(.2, .8, .2, 1);        /* standard: settles without bounce */
  --ease-spring: cubic-bezier(.34, 1.4, .5, 1);   /* emphasized: a small overshoot, for things that "arrive" */
  --ease-in: cubic-bezier(.4, 0, 1, 1);           /* exits */
  --blur: blur(20px) saturate(1.4);
  --focus: 0 0 0 3px var(--bg), 0 0 0 5px var(--accent);
}

.h-root, .h-root * { box-sizing: border-box; }
.h-root {
  font-family: var(--font-sans); font-size: 16px; line-height: 25px; font-weight: 450;
  color: var(--ink); background: var(--bg);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
.h-root :focus-visible { outline: none; box-shadow: var(--focus); border-radius: var(--radius-sm); }

/* ---------- Icons: inline SVG, stroke follows text color ---------- */
.h-ico { width: 20px; height: 20px; flex: none; stroke: currentColor; fill: none;
  stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.h-ico--sm { width: 16px; height: 16px; }
.h-ico--lg { width: 24px; height: 24px; }

/* ---------- Emblem: the Homer mark ---------- */
.h-emblem { position: relative; width: 36px; height: 36px; border-radius: 11px; background: var(--accent-fill);
  color: var(--on-accent); display: grid; place-items: center; flex: none;
  font: 700 18px/1 var(--font-serif); font-style: italic; }
.h-emblem::after { content: ""; position: absolute; top: -3px; right: -3px; width: 10px; height: 10px;
  border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 2px var(--surface); }
.h-emblem--lg { width: 72px; height: 72px; border-radius: 22px; font-size: 38px; }
.h-emblem--lg::after { width: 16px; height: 16px; top: -4px; right: -4px; box-shadow: 0 0 0 3px var(--surface); }

/* ---------- Avatar ---------- */
.h-avatar { width: 32px; height: 32px; border-radius: 50%; flex: none; object-fit: cover; background: var(--surface-2);
  display: grid; place-items: center; font: 700 13px/1 var(--font-sans); color: var(--ink-2); }
.h-avatar--ring { box-shadow: 0 0 0 2px var(--surface), 0 0 0 3.5px var(--gold); }

/* ---------- Buttons ---------- */
.h-btn { appearance: none; border: 0; cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; height: 44px; padding: 0 18px; border-radius: var(--radius-md);
  font: 600 15px/22px var(--font-sans); letter-spacing: -0.005em; white-space: nowrap;
  transition: transform var(--dur-1) var(--ease-out), background var(--dur-2) var(--ease-out),
    box-shadow var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out); }
.h-btn:active { transform: scale(.97); }
.h-btn--primary { background: var(--accent-fill); color: var(--on-accent); }
.h-btn--primary:hover { background: var(--accent-fill-hover); }
.h-btn--primary:active { box-shadow: var(--shadow-glow); }
.h-btn--secondary { background: var(--surface); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-strong); }
.h-btn--secondary:hover { background: var(--surface-2); }
.h-btn--ghost { background: transparent; color: var(--accent); }
.h-btn--ghost:hover { background: var(--accent-soft); }
.h-btn--danger { background: var(--danger-soft); color: var(--danger); }
.h-btn--block { width: 100%; }
.h-btn--sm { height: 34px; padding: 0 12px; font-size: 13px; border-radius: var(--radius-sm); }
.h-btn[disabled] { opacity: .45; pointer-events: none; }
.h-iconbtn { appearance: none; border: 0; background: transparent; color: var(--ink-2); cursor: pointer;
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; flex: none;
  transition: background var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out), transform var(--dur-1) var(--ease-out); }
.h-iconbtn:hover { background: var(--surface-2); color: var(--ink); }
.h-iconbtn:active { transform: scale(.92); }

/* ---------- Chips and pills ---------- */
.h-chip { display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 10px; border-radius: var(--radius-pill);
  background: var(--surface-2); color: var(--ink-2); font: 600 13px/18px var(--font-sans); white-space: nowrap; }
.h-chip--accent { background: var(--accent-soft); color: var(--on-accent-soft); }
.h-chip--success { background: var(--success-soft); color: var(--success); }
.h-chip--warning { background: var(--warning-soft); color: var(--warning); }
.h-chip--danger { background: var(--danger-soft); color: var(--danger); }
.h-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex: none; }
.h-dot--live { animation: h-pulse 2.4s var(--ease-out) infinite; }

/* ---------- Top bar (glass) ---------- */
.h-topbar { position: sticky; top: 0; z-index: var(--z-bar); display: flex; align-items: center; gap: 4px;
  padding: calc(env(safe-area-inset-top, 0px) + 6px) 8px 6px; background: var(--glass);
  -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur); box-shadow: 0 1px 0 var(--glass-edge); }
.h-topbar__title { flex: 1; min-width: 0; display: flex; align-items: center; gap: 8px; justify-content: center;
  font: 700 17px/24px var(--font-sans); letter-spacing: -0.01em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- Drawer (foldable) ---------- */
.h-drawer { width: min(320px, 84vw); height: 100%; display: flex; flex-direction: column; background: var(--surface);
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0; box-shadow: var(--shadow-float); overflow: hidden; }
.h-drawer[data-open="false"] { transform: translateX(-104%); }
.h-drawer { transition: transform var(--dur-3) var(--ease-out); }
.h-drawer__head { display: flex; align-items: center; gap: 10px; padding: calc(env(safe-area-inset-top, 0px) + 14px) 14px 10px 16px;
  font: 700 17px/24px var(--font-sans); }
.h-drawer__head > span { flex: 1; }
.h-drawer__body { flex: 1; overflow-y: auto; padding: 4px 10px 12px; display: flex; flex-direction: column; gap: 2px; }
.h-drawer__body > * { flex-shrink: 0; }
.h-drawer__foot { display: flex; align-items: center; gap: 10px; padding: 10px 12px calc(env(safe-area-inset-bottom, 0px) + 10px) 14px;
  border-top: 1px solid var(--line); }
.h-eyebrow { font: 700 11px/14px var(--font-sans); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3);
  padding: 16px 8px 6px; }
.h-search { display: flex; align-items: center; gap: 8px; height: 40px; padding: 0 12px; margin: 4px 0;
  border-radius: var(--radius-md); background: var(--surface-2); color: var(--ink-3); font: 450 15px/22px var(--font-sans); }
.h-navrow { position: relative; display: flex; align-items: center; gap: 10px; min-height: 40px; padding: 8px 10px; border-radius: var(--radius-sm);
  color: var(--ink); font: 450 15px/22px var(--font-sans); text-decoration: none; cursor: pointer;
  transition: background var(--dur-2) var(--ease-out); }
.h-navrow:hover { background: var(--surface-2); }
.h-navrow > span { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.h-navrow small { color: var(--ink-3); font: 500 12px/16px var(--font-sans); }
.h-navrow[aria-current="page"] { background: var(--accent-soft); color: var(--on-accent-soft); font-weight: 600; }
.h-navrow[aria-current="page"]::before { content: ""; position: absolute; left: -10px; top: 10px; bottom: 10px; width: 3px;
  border-radius: 0 3px 3px 0; background: var(--gold); }
.h-space-dot { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.h-minirow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 2px 4px; }
.h-mini { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 8px 2px; border-radius: var(--radius-md);
  color: var(--ink-2); font: 600 11px/14px var(--font-sans); text-decoration: none; transition: background var(--dur-2) var(--ease-out); }
.h-mini:hover { background: var(--surface-2); }
.h-mini img, .h-mini .h-appicon { width: 40px; height: 40px; }
.h-scrim { position: fixed; inset: 0; z-index: var(--z-drawer); background: var(--scrim);
  animation: h-fade var(--dur-3) var(--ease-out); }

/* ---------- App icon (tile frame around an official or custom mark) ---------- */
.h-appicon { width: 52px; height: 52px; border-radius: 26%; background: var(--surface); flex: none;
  display: grid; place-items: center; overflow: hidden; box-shadow: var(--shadow-sm), inset 0 0 0 1px var(--glass-edge); }
.h-appicon img { width: 66%; height: 66%; object-fit: contain; }
.h-appicon--custom { background: var(--accent-fill); color: var(--on-accent); }
.h-appicon--custom svg { width: 56%; height: 56%; }

/* ---------- Launcher (Applis) ---------- */
.h-launcher { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 18px 10px; }
.h-tile { display: flex; flex-direction: column; align-items: center; gap: 8px; text-decoration: none; color: var(--ink);
  font: 600 12.5px/16px var(--font-sans); text-align: center; animation: h-pop var(--dur-4) var(--ease-spring) both;
  animation-delay: calc(var(--i, 0) * 40ms); }
.h-tile .h-appicon { width: 64px; height: 64px; transition: transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease-out); }
.h-tile:hover .h-appicon { transform: translateY(-3px) scale(1.04); box-shadow: var(--shadow-md); }
.h-tile:active .h-appicon { transform: scale(.94); }
.h-tile small { display: block; color: var(--ink-3); font-weight: 500; font-size: 11.5px; }
.h-tile[data-locked] .h-appicon { filter: grayscale(1); opacity: .45; }

/* ---------- Messages ---------- */
.h-thread { display: flex; flex-direction: column; gap: 24px; padding: 16px; }
.h-msg { animation: h-rise var(--dur-3) var(--ease-out) both; }
.h-msg--user { align-self: flex-end; max-width: 82%; padding: 10px 14px; border-radius: var(--radius-lg) var(--radius-lg) 6px var(--radius-lg);
  background: var(--accent-soft); color: var(--on-accent-soft); font: 450 15px/22px var(--font-sans); }
.h-msg--assistant { align-self: stretch; display: flex; flex-direction: column; gap: 12px; color: var(--ink);
  font: 450 16px/25px var(--font-sans); }
.h-msg--assistant p { margin: 0; }
.h-msg__meta { display: flex; align-items: center; gap: 8px; color: var(--ink-3); font: 500 12px/16px var(--font-sans); }

/* Activity step: what Homer is doing, collapsible */
.h-activity { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; height: 30px; padding: 0 12px 0 8px;
  border-radius: var(--radius-pill); background: var(--surface-2); color: var(--ink-2); font: 500 13px/18px var(--font-sans); }
.h-activity__spin { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--line-strong); border-top-color: var(--accent);
  animation: h-spin .8s linear infinite; }
.h-activity[data-state="running"] span { background: linear-gradient(90deg, var(--ink-2) 0%, var(--ink-3) 40%, var(--ink-2) 80%);
  background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: h-shimmer 1.6s linear infinite; }
.h-activity[data-state="done"] .h-ico { color: var(--success); }
.h-activity[data-state="done"] .h-ico path { stroke-dasharray: 24; animation: h-draw var(--dur-3) var(--ease-out) both; }

/* Tool card: structured answer (weather, mail, media) */
.h-toolcard { border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-sm), inset 0 0 0 1px var(--line);
  padding: 16px; display: grid; gap: 12px; animation: h-rise var(--dur-3) var(--ease-out) both; animation-delay: 80ms; }
.h-toolcard__head { display: flex; align-items: center; gap: 8px; color: var(--ink-2); font: 600 13px/18px var(--font-sans); }
.h-toolcard__head span { flex: 1; }
.h-figure { font: 500 40px/44px var(--font-mono); letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.h-figure small { font-size: 20px; color: var(--ink-3); }

/* ---------- Suggestions ---------- */
.h-suggest { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.h-suggest__card { appearance: none; border: 0; display: flex; flex-direction: column; gap: 10px; padding: 14px; border-radius: var(--radius-lg); text-align: left;
  background: var(--surface); box-shadow: var(--shadow-sm), inset 0 0 0 1px var(--line); color: var(--ink); cursor: pointer;
  font: 700 15px/20px var(--font-sans); animation: h-rise var(--dur-4) var(--ease-out) both; animation-delay: calc(var(--i, 0) * 60ms);
  transition: transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease-out); }
.h-suggest__card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md), inset 0 0 0 1px var(--line); }
.h-suggest__card:active { transform: scale(.98); }
.h-suggest__card small { display: block; margin-top: 2px; color: var(--ink-3); font: 500 13px/18px var(--font-sans); }
.h-suggest__ico { width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent); }

/* ---------- Composer ---------- */
.h-composer { display: flex; align-items: flex-end; gap: 4px; padding: 6px; border-radius: var(--radius-xl);
  background: var(--glass); -webkit-backdrop-filter: var(--blur); backdrop-filter: var(--blur);
  box-shadow: var(--shadow-md), inset 0 0 0 1px var(--glass-edge); }
.h-composer textarea { flex: 1; min-width: 0; border: 0; outline: 0; resize: none; background: transparent; color: var(--ink);
  font: 450 16px/22px var(--font-sans); padding: 11px 6px; max-height: 160px; }
.h-composer textarea::placeholder { color: var(--ink-3); }
.h-send { width: 40px; height: 40px; border-radius: 50%; border: 0; flex: none; display: grid; place-items: center; cursor: pointer;
  background: var(--accent-fill); color: var(--on-accent);
  transition: transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease-out), background var(--dur-2); }
.h-send:hover { background: var(--accent-fill-hover); box-shadow: var(--shadow-glow); }
.h-send:active { transform: scale(.9); }
.h-send[data-state="stop"] { background: var(--ink); color: var(--surface); }
.h-send[disabled] { background: var(--surface-2); color: var(--ink-3); box-shadow: none; }

/* ---------- Sheet (bottom sheet on phones, centered panel from 720px) ---------- */
.h-sheet { position: relative; width: 100%; max-width: 560px; max-height: 92dvh; display: flex; flex-direction: column;
  background: var(--surface); border-radius: var(--radius-xl) var(--radius-xl) 0 0; box-shadow: var(--shadow-float);
  animation: h-sheet-in var(--dur-3) var(--ease-spring) both; overflow: hidden; }
.h-sheet__grabber { width: 36px; height: 5px; border-radius: 3px; background: var(--line-strong); margin: 8px auto 0; flex: none; }
.h-sheet__head { display: flex; align-items: center; gap: 8px; padding: 8px 8px 8px 20px; font: 700 20px/26px var(--font-sans);
  letter-spacing: -0.015em; }
.h-sheet__head > span { flex: 1; }
.h-sheet__body { overflow-y: auto; padding: 4px 16px calc(env(safe-area-inset-bottom, 0px) + 20px); display: flex; flex-direction: column; gap: 24px; }
@media (min-width: 720px) { .h-sheet { border-radius: var(--radius-xl); animation-name: h-pop; } .h-sheet__grabber { display: none; } }

/* ---------- Grouped list (settings) ---------- */
.h-group { display: flex; flex-direction: column; gap: 6px; }
.h-group > .h-eyebrow { padding: 0 6px; }
.h-list { border-radius: var(--radius-lg); background: var(--surface); box-shadow: inset 0 0 0 1px var(--line); overflow: hidden; }
.h-row { display: flex; align-items: center; gap: 12px; min-height: 56px; padding: 10px 14px; color: var(--ink); }
.h-row + .h-row { box-shadow: inset 0 1px 0 var(--line); }
.h-row__text { flex: 1; min-width: 0; display: flex; flex-direction: column; font: 600 15px/20px var(--font-sans); }
.h-row__text small { color: var(--ink-3); font: 500 13px/18px var(--font-sans); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Switch */
.h-switch { appearance: none; position: relative; width: 50px; height: 30px; border-radius: 15px; flex: none; cursor: pointer; margin: 0;
  background: var(--line-strong); transition: background var(--dur-2) var(--ease-out); }
.h-switch::after { content: ""; position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%; background: #ffffff;
  box-shadow: 0 2px 6px rgba(0,0,0,.25); transition: transform var(--dur-2) var(--ease-spring); }
.h-switch:checked { background: var(--accent-fill); }
.h-switch:checked::after { transform: translateX(20px); }
.h-switch:disabled { opacity: .5; cursor: default; }

/* Segmented control */
.h-segmented { display: flex; padding: 3px; border-radius: var(--radius-pill); background: var(--surface-2); gap: 2px; }
.h-segmented button { flex: 1; appearance: none; border: 0; background: transparent; color: var(--ink-2); height: 34px; border-radius: var(--radius-pill);
  font: 600 13px/18px var(--font-sans); cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  transition: background var(--dur-2) var(--ease-out), color var(--dur-2) var(--ease-out), box-shadow var(--dur-2); }
.h-segmented button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow-sm); }

/* ---------- Confirm card: every write waits for this ---------- */
.h-confirm { border-radius: var(--radius-lg); background: var(--surface); padding: 16px; display: grid; gap: 12px;
  box-shadow: var(--shadow-md), inset 0 0 0 1.5px var(--accent); animation: h-pop var(--dur-3) var(--ease-spring) both; }
.h-confirm__title { display: flex; align-items: center; gap: 8px; font: 700 15px/20px var(--font-sans); }
.h-confirm__body { color: var(--ink-2); font: 450 14px/20px var(--font-sans); }
.h-confirm__actions { display: flex; gap: 8px; }
.h-confirm__actions .h-btn { flex: 1; }

/* ---------- Banner, toast, empty, skeleton ---------- */
.h-banner { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: var(--radius-md);
  background: var(--danger-soft); color: var(--danger); font: 500 14px/20px var(--font-sans); }
.h-banner--warning { background: var(--warning-soft); color: var(--warning); }
.h-toast { display: inline-flex; align-items: center; gap: 10px; padding: 10px 16px 10px 12px; border-radius: var(--radius-pill);
  background: var(--ink); color: var(--surface); font: 600 14px/20px var(--font-sans); box-shadow: var(--shadow-float);
  animation: h-toast-in var(--dur-3) var(--ease-spring) both; }
.h-empty { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 10px; padding: 48px 24px; color: var(--ink-2); }
.h-empty h3 { margin: 6px 0 0; color: var(--ink); font: 500 28px/32px var(--font-serif); letter-spacing: -0.01em; }
.h-skeleton { border-radius: var(--radius-sm); background: linear-gradient(90deg, var(--surface-2) 0%, var(--line) 50%, var(--surface-2) 100%);
  background-size: 200% 100%; animation: h-shimmer 1.4s linear infinite; }

/* ---------- Greeting ---------- */
.h-greeting { margin: 0; font: italic 500 34px/38px var(--font-serif); letter-spacing: -0.01em; color: var(--ink);
  animation: h-rise var(--dur-4) var(--ease-out) both; }
.h-greeting + p { margin: 6px 0 0; color: var(--ink-2); }

/* ---------- Aurora: the dark theme's living background ---------- */
.h-aurora { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.h-aurora::before, .h-aurora::after { content: ""; position: absolute; width: 70vmax; height: 70vmax; border-radius: 50%;
  filter: blur(80px); opacity: 0; transition: opacity 600ms var(--ease-out); }
.h-aurora::before { background: var(--aurora-1); top: -35vmax; left: -20vmax; animation: h-drift-a 22s ease-in-out infinite alternate; }
.h-aurora::after { background: var(--aurora-2); bottom: -40vmax; right: -25vmax; animation: h-drift-b 28s ease-in-out infinite alternate; }
[data-theme="dark"] .h-aurora::before { opacity: .28; }
[data-theme="dark"] .h-aurora::after { opacity: .18; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .h-aurora::before { opacity: .28; }
  :root:not([data-theme="light"]) .h-aurora::after { opacity: .18; } }

/* ---------- Motion ---------- */
@keyframes h-rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes h-pop { from { opacity: 0; transform: scale(.92); } to { opacity: 1; transform: none; } }
@keyframes h-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes h-sheet-in { from { transform: translateY(100%); } to { transform: none; } }
@keyframes h-toast-in { from { opacity: 0; transform: translateY(16px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes h-spin { to { transform: rotate(360deg); } }
@keyframes h-shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
@keyframes h-draw { from { stroke-dashoffset: 24; } to { stroke-dashoffset: 0; } }
@keyframes h-pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
@keyframes h-drift-a { to { transform: translate(18vmax, 10vmax) scale(1.1); } }
@keyframes h-drift-b { to { transform: translate(-14vmax, -12vmax) scale(.92); } }

@media (prefers-reduced-motion: reduce) {
  .h-root *, .h-root *::before, .h-root *::after, .h-aurora::before, .h-aurora::after {
    animation-duration: 1ms !important; animation-iteration-count: 1 !important; transition-duration: 1ms !important; }
}