/* JARVIS Command Center — HUD shell layout + components (design.md §3–4).
   claude-improved: cinematic pass. Every class name used by the components is
   kept; see CHANGELOG_CLAUDE.md for the section-by-section summary. */

* { box-sizing: border-box; }

html, body, #root { height: 100%; margin: 0; }

body {
  background: var(--surface-0);
  color: var(--text-hi);
  font-family: var(--font-body);
  font-size: var(--body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

:focus-visible {
  outline: 2px solid var(--border-glow);
  outline-offset: 1px;
}

::selection { background: rgba(43, 214, 255, 0.28); color: var(--text-hi); }

.boot {
  height: 100%;
  background:
    radial-gradient(30% 30% at 50% 50%, rgba(43, 214, 255, 0.08), transparent 70%),
    var(--surface-0);
}

/* ---------- Live state colour ----------
   Registered so the whole HUD cross-fades when the voice state changes. */
@property --state {
  syntax: '<color>';
  inherits: true;
  initial-value: #2BD6FF;
}
.hud { --state: var(--accent-cyan); transition: --state var(--t-xslow) var(--ease-in-out); }
.hud[data-voice='sleeping']     { --state: var(--accent-cyan-dim); }
.hud[data-voice='waking'],
.hud[data-voice='listening'],
.hud[data-voice='speaking']     { --state: var(--accent-cyan); }
.hud[data-voice='processing']   { --state: var(--accent-blue); }
.hud[data-voice='interruption'] { --state: var(--status-warn); }
.hud[data-voice='error']        { --state: var(--status-error); }

/* ---------- Shared button language ---------- */
.logout, .diag-btn, .widget-retry, .web-expand, .confirm-btn, .plan-btn,
.vl-play, .vl-baseline, .vl-stop, .vl-save, .vl-test, .vl-chip {
  background: rgba(8, 12, 19, 0.6);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  color: var(--text-mid);
  transition: color var(--t-fast), border-color var(--t-fast), background-color var(--t-fast), box-shadow var(--t-fast);
}
.logout:hover, .diag-btn:hover, .widget-retry:hover, .web-expand:hover,
.vl-baseline:hover:not(:disabled), .vl-stop:hover, .vl-save:hover:not(:disabled),
.vl-test:hover:not(:disabled), .vl-chip:hover {
  color: var(--text-hi);
  border-color: var(--border-glow);
  background: rgba(43, 214, 255, 0.06);
}

/* ---------- Login ---------- */
.login {
  position: relative;
  height: 100%;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(60% 45% at 50% 50%, rgba(43, 214, 255, 0.08), transparent 70%),
    radial-gradient(120% 80% at 50% 120%, rgba(37, 99, 235, 0.10), transparent 60%),
    var(--surface-0);
}
.login::before { /* grid floor */
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(43, 214, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 214, 255, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(55% 55% at 50% 50%, #000 20%, transparent 75%);
  pointer-events: none;
}
.login-ambient { position: absolute; inset: 0; display: grid; place-items: center; pointer-events: none; }
.login-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(43, 214, 255, 0.14);
}
.login-ring--1 { width: min(520px, 120vw); aspect-ratio: 1; border-style: dashed; animation: spin 90s linear infinite; }
.login-ring--2 { width: min(680px, 150vw); aspect-ratio: 1; border-color: rgba(43, 214, 255, 0.08); animation: spin 140s linear infinite reverse; }
.login-ring--3 {
  width: min(440px, 105vw);
  aspect-ratio: 1;
  border: 2px solid transparent;
  border-top-color: rgba(43, 214, 255, 0.35);
  border-right-color: rgba(43, 214, 255, 0.12);
  animation: spin 18s linear infinite;
}
.login-card {
  position: relative;
  z-index: 1;
  width: min(380px, 90vw);
  padding: var(--sp-32);
  background: var(--glass-2);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-2), 0 0 60px rgba(43, 214, 255, 0.06);
  display: grid;
  gap: var(--sp-16);
  overflow: hidden;
  animation: card-in var(--t-xslow) var(--ease-out);
}
.login-scan { /* one-shot scan line on mount */
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  box-shadow: 0 0 14px var(--accent-cyan);
  opacity: 0;
  animation: scan 1.6s var(--ease-in-out) 0.2s 1;
  pointer-events: none;
}
@keyframes scan {
  0% { transform: translateY(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(420px); opacity: 0; }
}
@keyframes card-in {
  from { opacity: 0; transform: translateY(8px) scale(0.985); }
  to { opacity: 1; transform: none; }
}
.login-wordmark {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-indent: 0.32em; /* optically centre tracked text */
  text-align: center;
  text-shadow: 0 0 24px rgba(43, 214, 255, 0.35);
}
.login-sub {
  margin: -14px 0 0;
  text-align: center;
  font-size: var(--label-sm);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-low);
}
.login-status {
  margin: 0 0 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-8);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--text-low);
}
.login-status-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--status-ok);
  box-shadow: 0 0 8px var(--status-ok);
  animation: pulse-dot 2.4s ease-in-out infinite;
}
.field { display: grid; gap: var(--sp-4); }
.field-label {
  font-size: var(--label-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-mid);
}
.field input {
  padding: 11px 12px;
  background: rgba(4, 6, 10, 0.6);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  color: var(--text-hi);
  font-size: var(--body-lg);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.field input:focus { border-color: var(--border-glow); box-shadow: 0 0 0 3px rgba(43, 214, 255, 0.12); outline: none; }
.login-error {
  margin: 0;
  padding: 8px 10px;
  color: #FFD0D0;
  background: rgba(255, 92, 92, 0.08);
  border: 1px solid rgba(255, 92, 92, 0.35);
  border-radius: var(--r-sm);
  font-size: var(--body);
}
.btn-primary {
  padding: 11px 12px;
  background: linear-gradient(180deg, #4BE0FF, var(--accent-cyan));
  border: none;
  border-radius: var(--r-sm);
  color: #04121a;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.16em;
  font-size: var(--body);
  box-shadow: 0 0 0 1px rgba(43, 214, 255, 0.4), 0 6px 22px rgba(43, 214, 255, 0.22);
  transition: filter var(--t-fast) var(--ease-out), box-shadow var(--t-fast);
}
.btn-primary:hover:not(:disabled) { filter: brightness(1.08); box-shadow: 0 0 0 1px rgba(43, 214, 255, 0.6), 0 8px 30px rgba(43, 214, 255, 0.32); }
.btn-primary:disabled { opacity: 0.55; cursor: default; }

/* ---------- HUD shell ---------- */
.hud {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--surface-0);
  overflow: hidden;
}
/* Ambient layer: state-tinted bloom + vignette + faint scanlines. */
.hud-ambient {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.012) 0 1px, transparent 1px 3px),
    radial-gradient(45% 50% at 50% 42%, color-mix(in srgb, var(--state) 9%, transparent), transparent 70%),
    radial-gradient(120% 90% at 50% 50%, transparent 55%, rgba(0, 0, 0, 0.55) 100%),
    var(--surface-1);
}
.hud > header, .hud-body, .statusbar { position: relative; z-index: 1; }

.hud-header {
  height: var(--header-h);
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-16);
  padding: 0 var(--sp-16);
  background: linear-gradient(180deg, rgba(12, 18, 32, 0.92), rgba(8, 12, 19, 0.82));
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--border);
}
.hud-header::after { /* state-coloured light strip */
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, color-mix(in srgb, var(--state) 70%, transparent) 50%, transparent 100%);
  opacity: 0.8;
}
.wordmark { display: flex; align-items: center; gap: var(--sp-8); min-width: 0; }
.emblem { color: var(--state); flex: none; filter: drop-shadow(0 0 6px color-mix(in srgb, var(--state) 55%, transparent)); }
.hud[data-voice='processing'] .emblem { animation: spin 3s linear infinite; }
.wordmark-main {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.22em;
}
.wordmark-sub {
  font-size: var(--label-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-low);
  white-space: nowrap;
}
.header-right { display: flex; align-items: center; gap: var(--sp-12); min-width: 0; }

.link-chip, .session-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: rgba(8, 12, 19, 0.5);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-mid);
  white-space: nowrap;
}
.link-chip-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--status-warn); box-shadow: 0 0 8px currentColor; color: var(--status-warn); }
.link-chip--open .link-chip-dot { background: var(--status-ok); color: var(--status-ok); }
.link-chip--connecting .link-chip-dot,
.link-chip--reconnecting .link-chip-dot { animation: pulse-dot 1s ease-in-out infinite; }
.link-chip--reconnecting { color: var(--status-warn); border-color: rgba(255, 176, 32, 0.35); }
.session-chip b { font-weight: 500; color: var(--text-hi); }

.clock {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  line-height: 1.15;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.clock-time { font-size: 13px; color: var(--text-hi); letter-spacing: 0.04em; }
.clock-date { font-size: 10px; color: var(--text-low); letter-spacing: 0.08em; text-transform: uppercase; }
.logout {
  font-size: var(--label-sm);
  letter-spacing: 0.1em;
  padding: 5px 12px;
}
.logout:hover { color: var(--status-error); border-color: rgba(255, 92, 92, 0.5); background: rgba(255, 92, 92, 0.06); }

.hud-body { flex: 1; display: flex; min-height: 0; }

/* ---------- Rail ---------- */
.rail {
  position: relative;
  width: var(--rail-w);
  flex: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  padding: var(--sp-8) 0;
  background: rgba(8, 12, 19, 0.78);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-right: 1px solid var(--border);
  z-index: 30;
}
.rail-btn {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  background: transparent;
  border: none;
  color: var(--text-low);
  transition: color var(--t-fast), background-color var(--t-fast);
}
.rail-btn::before { /* active/hover indicator bar */
  content: '';
  position: absolute;
  left: 0; top: 22%; bottom: 22%;
  width: 2px;
  border-radius: 0 2px 2px 0;
  background: var(--state);
  box-shadow: 0 0 10px var(--state);
  transform: scaleY(0);
  transition: transform var(--t-med) var(--ease-out);
}
.rail-btn::after { /* hover label */
  content: attr(data-label);
  position: absolute;
  left: calc(100% + 8px);
  top: 50%;
  transform: translate(-4px, -50%);
  padding: 4px 9px;
  background: var(--surface-3);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  color: var(--text-hi);
  font-size: var(--label-sm);
  letter-spacing: 0.06em;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-fast), transform var(--t-fast);
  z-index: 60;
}
.rail-btn:hover { color: var(--text-hi); background: rgba(43, 214, 255, 0.05); }
.rail-btn:hover::before { transform: scaleY(0.6); }
.rail-btn:hover::after, .rail-btn:focus-visible::after { opacity: 1; transform: translate(0, -50%); }
.rail-btn--active { color: var(--state); }
.rail-btn--active::before { transform: scaleY(1); }
.rail-btn--active svg { filter: drop-shadow(0 0 6px color-mix(in srgb, var(--state) 60%, transparent)); }
.rail-btn--bottom { margin-top: auto; }
.rail-btn--chat { display: none; } /* narrow screens only */

/* ---------- Workspace ---------- */
.workspace {
  flex: 1;
  position: relative;
  min-width: 0;
  background:
    linear-gradient(rgba(43, 214, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 214, 255, 0.035) 1px, transparent 1px);
  background-size: 32px 32px, 32px 32px;
}
.workspace::before { /* fade the grid towards the edges */
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(80% 75% at 50% 45%, transparent 40%, rgba(4, 6, 10, 0.55) 100%);
}

/* ---------- Status orb (legacy, unused by the shell) ---------- */
.orb-wrap {
  position: absolute;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-8);
}
.orb {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 1px solid var(--accent-cyan-dim);
  display: grid;
  place-items: center;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
}
.orb-dot { width: 16px; height: 16px; border-radius: 50%; }
.orb-label {
  font-size: var(--label-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-mid);
}

/* ---------- State badge ---------- */
.state-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-8);
  height: 26px;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--state) 35%, var(--border));
  border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--state) 8%, rgba(8, 12, 19, 0.6));
  transition: border-color var(--t-slow), background-color var(--t-slow);
}
.state-badge-dot { width: 8px; height: 8px; border-radius: 50%; box-shadow: 0 0 8px currentColor; }
.state-badge--live .state-badge-dot { animation: pulse-dot 1.6s ease-in-out infinite; }
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.8); }
}
.state-badge-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-hi);
  min-width: 9.5ch; /* longest label, avoids header reflow on state change */
}

/* ---------- Conversation panel ---------- */
.conversation {
  width: var(--conv-w);
  flex: none;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--glass-1);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-left: 1px solid var(--border);
  z-index: 20;
}
.conversation-header {
  height: 46px;
  flex: none;
  display: flex;
  align-items: center;
  gap: var(--sp-12);
  padding: 0 var(--sp-16);
  border-bottom: 1px solid var(--border);
}
.conversation-title {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-8);
  margin-right: auto;
  font-family: var(--font-display);
  font-size: var(--display-md);
  font-weight: 600;
  letter-spacing: 0.18em;
}
.conversation-title-mark {
  width: 8px; height: 8px;
  transform: rotate(45deg);
  border: 1px solid var(--state);
  box-shadow: 0 0 8px color-mix(in srgb, var(--state) 60%, transparent);
}
.reconnect-ind, .conversation-live {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--status-warn);
}
.conversation-live { color: var(--state); animation: pulse-dot 1.6s ease-in-out infinite; }
.conversation-close {
  display: none; /* drawer mode only */
  width: 28px; height: 28px;
  place-items: center;
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  color: var(--text-mid);
}

.transcript {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-16);
  display: flex;
  flex-direction: column;
  gap: var(--sp-12);
}
.transcript-empty {
  margin: auto 0;
  padding: var(--sp-24) var(--sp-16);
  text-align: center;
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-lg);
}
.transcript-empty p { margin: 0; }
.transcript-empty-title {
  font-family: var(--font-display);
  font-size: var(--display-md);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-mid);
}
.transcript-empty-hint { margin-top: 6px !important; color: var(--text-low); font-size: var(--body); }
.transcript-empty-hint b { color: var(--accent-cyan); font-weight: 500; }

.msg-row { display: flex; flex-direction: column; gap: 4px; max-width: 88%; animation: msg-in var(--t-med) var(--ease-out); }
.msg-row--user { align-self: flex-end; align-items: flex-end; }
.msg-row--assistant { align-self: flex-start; align-items: flex-start; }
.msg-meta {
  display: flex;
  gap: var(--sp-8);
  padding: 0 2px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--text-low);
}
.msg-row--assistant .msg-who { color: var(--accent-cyan-dim); }
.msg-voice {
  padding: 0 5px;
  border: 1px solid rgba(43, 214, 255, 0.35);
  border-radius: var(--r-pill);
  color: var(--accent-cyan);
  font-size: 9px;
  letter-spacing: 0.12em;
}
.msg {
  max-width: 100%;
  padding: 9px 13px;
  border-radius: var(--r-md);
  font-size: var(--body-lg);
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}
.msg--user {
  background: linear-gradient(180deg, rgba(43, 214, 255, 0.16), rgba(43, 214, 255, 0.09));
  border: 1px solid rgba(43, 214, 255, 0.28);
  border-top-right-radius: 2px;
  color: var(--text-hi);
}
.msg--assistant {
  position: relative;
  background: rgba(17, 26, 43, 0.85);
  border: 1px solid var(--border);
  border-top-left-radius: 2px;
  color: var(--text-hi);
}
.msg--assistant::before { /* accent spine */
  content: '';
  position: absolute;
  left: -1px; top: 8px; bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--accent-cyan), transparent);
  opacity: 0.6;
}
.msg--live::after { /* streaming caret */
  content: '';
  display: inline-block;
  width: 7px;
  height: 1em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--accent-cyan);
  animation: caret 1s steps(1) infinite;
}
@keyframes caret { 50% { opacity: 0; } }
.msg--typing { padding: 13px 15px; }
.typing-dots { display: inline-flex; gap: 4px; align-items: center; }
.typing-dots i {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent-cyan);
  animation: typing-blink 1.2s infinite ease-in-out;
}
.typing-dots i:nth-child(2) { animation-delay: 0.15s; }
.typing-dots i:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing-blink {
  0%, 60%, 100% { opacity: 0.25; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-2px); }
}
@keyframes msg-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.conversation-input {
  flex: none;
  display: flex;
  gap: var(--sp-8);
  padding: var(--sp-12) var(--sp-16) var(--sp-16);
  border-top: 1px solid var(--border);
  background: rgba(4, 6, 10, 0.35);
}
.conversation-input input {
  flex: 1;
  min-width: 0;
  padding: 11px 12px;
  background: rgba(4, 6, 10, 0.7);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  color: var(--text-hi);
  font-size: var(--body);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.conversation-input input::placeholder { color: var(--text-low); }
.conversation-input input:focus { border-color: var(--border-glow); box-shadow: 0 0 0 3px rgba(43, 214, 255, 0.10); outline: none; }
.conversation-input input:disabled { opacity: 0.6; }
.conversation-input button {
  padding: 0 18px;
  background: linear-gradient(180deg, #4BE0FF, var(--accent-cyan));
  border: none;
  border-radius: var(--r-md);
  color: #04121a;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.12em;
  box-shadow: 0 4px 16px rgba(43, 214, 255, 0.18);
  transition: filter var(--t-fast), box-shadow var(--t-fast), opacity var(--t-fast);
}
.conversation-input button:hover:not(:disabled) { filter: brightness(1.08); box-shadow: 0 6px 22px rgba(43, 214, 255, 0.3); }
.conversation-input button:disabled { opacity: 0.35; cursor: default; box-shadow: none; }

/* ---------- Status bar (voice telemetry) ---------- */
.statusbar {
  height: var(--statusbar-h);
  flex: none;
  display: flex;
  align-items: center;
  gap: var(--sp-16);
  padding: 0 var(--sp-16);
  background: rgba(4, 6, 10, 0.88);
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-mid);
  white-space: nowrap;
  overflow: hidden;
}
.statusbar-item { display: inline-flex; gap: 6px; min-width: 0; }
.statusbar-item i { font-style: normal; color: var(--text-low); text-transform: uppercase; letter-spacing: 0.08em; }
.statusbar-item--on { color: var(--status-ok); }
.statusbar-item--grow { flex: 1; overflow: hidden; text-overflow: ellipsis; }

/* ---------- Toast (voice error) ---------- */
.toast {
  position: fixed;
  left: 50%;
  top: calc(var(--header-h) + 12px); /* top-centre: never covers the chat input */
  transform: translateX(-50%);
  width: min(640px, calc(100% - 32px));
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--r-md);
  font-size: 13px;
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow-2);
  animation: toast-in var(--t-slow) var(--ease-out);
}
.toast--error { background: rgba(42, 18, 24, 0.92); border: 1px solid rgba(255, 92, 92, 0.6); color: #FFD0D0; }
.toast-icon {
  width: 20px; height: 20px; flex: none;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--status-error);
  color: #2a1218;
  font-weight: 700;
  font-size: 12px;
}
.toast-text { flex: 1; min-width: 0; word-break: break-word; }
.toast-close { margin-left: auto; background: none; border: none; color: var(--status-error); font-size: 16px; padding: 2px 6px; border-radius: var(--r-sm); }
.toast-close:hover { background: rgba(255, 92, 92, 0.12); }
@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, -8px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

/* ---------- Widgets (M4) ---------- */
.widget-catalog {
  position: absolute;
  left: 100%;
  top: var(--sp-8);
  z-index: 50;
  min-width: 240px;
  margin-left: 6px;
  padding: 6px;
  background: var(--glass-2);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-2);
  display: flex;
  flex-direction: column;
  gap: 2px;
  animation: pop-in var(--t-med) var(--ease-out);
}
@keyframes pop-in {
  from { opacity: 0; transform: translateX(-4px) scale(0.98); }
  to { opacity: 1; transform: none; }
}
.widget-catalog-title {
  font-size: var(--label-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-low);
  padding: 4px 8px 6px;
}
.widget-catalog-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: transparent;
  border: none;
  border-radius: var(--r-sm);
  color: var(--text-mid);
  padding: 8px;
  text-align: left;
  font-size: var(--body);
  transition: background-color var(--t-fast), color var(--t-fast);
}
.widget-catalog-item:hover { background: rgba(43, 214, 255, 0.07); color: var(--text-hi); }
.widget-catalog-state {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  padding: 2px 7px;
  border-radius: var(--r-pill);
  border: 1px solid var(--border-strong);
  color: var(--text-low);
}
.widget-catalog-item--open .widget-catalog-state { color: var(--accent-cyan); border-color: rgba(43, 214, 255, 0.4); }

.widget-layer {
  position: absolute;
  inset: 0;
  padding: var(--sp-16);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 96px;
  gap: 12px;
  overflow: auto;
  z-index: 5;
}
.widget-slot { min-width: 0; min-height: 0; }
.widget-frame {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: linear-gradient(180deg, rgba(14, 22, 38, 0.92), rgba(10, 16, 28, 0.88));
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-1);
  overflow: hidden;
  animation: widget-in var(--t-slow) var(--ease-out);
  transition: border-color var(--t-med), box-shadow var(--t-med);
}
/* Corner brackets (decorative). */
.widget-frame::before, .widget-frame::after {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  pointer-events: none;
  border-color: color-mix(in srgb, var(--state) 55%, transparent);
  border-style: solid;
  opacity: 0.55;
  transition: opacity var(--t-med), border-color var(--t-slow);
  z-index: 2;
}
.widget-frame::before { top: -1px; left: -1px; border-width: 1px 0 0 1px; border-top-left-radius: var(--r-md); }
.widget-frame::after { bottom: -1px; left: -1px; border-width: 0 0 1px 1px; border-bottom-left-radius: var(--r-md); }
@keyframes widget-in {
  from { opacity: 0; transform: translateY(4px) scale(0.985); }
  to { opacity: 1; transform: none; }
}
.widget-frame:hover { border-color: var(--border-strong); }
.widget-frame--focused {
  border-color: color-mix(in srgb, var(--state) 45%, var(--border));
  box-shadow: var(--shadow-1), 0 0 0 1px color-mix(in srgb, var(--state) 12%, transparent), 0 0 28px color-mix(in srgb, var(--state) 10%, transparent);
}
.widget-frame--focused::before, .widget-frame--focused::after { opacity: 1; }
.widget-head {
  position: relative;
  height: 34px;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px 0 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent);
  border-bottom: 1px solid var(--border);
  cursor: grab;
  touch-action: none;
  user-select: none;
}
.widget-head:active { cursor: grabbing; }
.widget-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-hi);
}
.widget-title::before {
  content: '';
  width: 6px; height: 6px;
  transform: rotate(45deg);
  background: var(--text-low);
  transition: background-color var(--t-med), box-shadow var(--t-med);
}
.widget-frame--focused .widget-title::before { background: var(--state); box-shadow: 0 0 8px var(--state); }
.widget-close, .widget-btn {
  background: transparent;
  border: none;
  color: var(--text-low);
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  padding: 0;
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background-color var(--t-fast);
}
.widget-btn:hover { color: var(--text-hi); background: var(--surface-4); }
.widget-close:hover { color: var(--status-error); background: rgba(255, 92, 92, 0.1); }
.widget-actions { display: flex; align-items: center; gap: 2px; }
.widget-resize {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 18px;
  height: 18px;
  cursor: nwse-resize;
  touch-action: none;
  z-index: 3;
}
.widget-resize::after {
  content: '';
  position: absolute;
  right: 4px;
  bottom: 4px;
  width: 7px;
  height: 7px;
  border-right: 1px solid var(--text-low);
  border-bottom: 1px solid var(--text-low);
  transition: border-color var(--t-fast);
}
.widget-resize:hover::after { border-color: var(--accent-cyan); }
.widget-body { flex: 1; overflow: auto; padding: var(--sp-8) var(--sp-12); min-height: 0; }

.widget-loading, .widget-empty { color: var(--text-low); font-size: var(--body); padding: var(--sp-8) 0; margin: 0; }
.widget-loading { display: flex; align-items: center; gap: var(--sp-8); font-family: var(--font-mono); font-size: var(--mono-sm); letter-spacing: 0.06em; }
.widget-loading::before {
  content: '';
  width: 12px; height: 12px;
  flex: none;
  border: 2px solid var(--border-strong);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.widget-empty { font-style: italic; }
@keyframes spin { to { transform: rotate(360deg); } }
.widget-error {
  color: #FFB4B4;
  font-size: var(--body);
  margin: var(--sp-8) 0;
  padding: var(--sp-8) var(--sp-12);
  background: rgba(255, 92, 92, 0.06);
  border: 1px solid rgba(255, 92, 92, 0.25);
  border-left: 2px solid var(--status-error);
  border-radius: var(--r-sm);
}
.widget-error p { margin: 0 0 8px; }
.widget-retry {
  font-size: var(--label-sm);
  letter-spacing: 0.08em;
  padding: 4px 12px;
}

/* Kanban widget */
.kanban { display: flex; gap: var(--sp-12); height: 100%; overflow-x: auto; }
.kanban-col {
  flex: 1 0 180px;
  min-width: 180px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 6px;
  background: rgba(4, 6, 10, 0.25);
  border: 1px solid rgba(28, 42, 62, 0.6);
  border-radius: var(--r-md);
}
.kanban-col-title {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-mid);
  padding: 2px 4px 6px;
  border-bottom: 1px solid var(--border);
}
.kanban-card {
  background: rgba(17, 26, 43, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 7px 9px;
  transition: border-color var(--t-fast), transform var(--t-fast);
}
.kanban-card:hover { border-color: var(--border-strong); transform: translateY(-1px); }
.kanban-card--highlight {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 1px var(--accent-cyan), 0 0 18px rgba(43, 214, 255, 0.3);
  animation: highlight-pulse 1s var(--ease-out) 3;
}
@keyframes highlight-pulse {
  50% { box-shadow: 0 0 0 1px var(--accent-cyan), 0 0 4px rgba(43, 214, 255, 0.1); }
}
.kanban-card-title { font-size: var(--body); color: var(--text-hi); word-break: break-word; }
.kanban-card-meta {
  margin-top: 4px;
  display: flex;
  gap: var(--sp-8);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--text-low);
}

/* Project status widget */
.project-status {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  line-height: 1.65;
  color: var(--text-mid);
  white-space: pre-wrap;
  word-break: break-word;
}

/* Plan widget */
.plan { display: flex; flex-direction: column; gap: var(--sp-8); }
.plan-goal {
  color: var(--text-hi);
  font-size: var(--body);
  word-break: break-word;
  padding-left: var(--sp-8);
  border-left: 2px solid var(--accent-cyan);
}
.plan-body {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  line-height: 1.6;
  color: var(--text-mid);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-y: auto;
}
.plan-note { font-size: var(--label-sm); color: var(--text-low); margin-right: auto; }
.plan-actions { display: flex; gap: var(--sp-8); }
.plan-btn {
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  letter-spacing: 0.06em;
  padding: 5px 14px;
  cursor: default;
}
.plan-btn--approve { color: var(--surface-1); background: var(--accent-cyan); border-color: var(--accent-cyan); }
.plan-btn--reject { color: var(--status-error); }

/* ---------- AI core centerpiece ---------- */
/* Reserved grid cell (cols 4-7, rows 1-5) — keep in sync with gridLayout RESERVED. */
.ai-core-cell {
  grid-column: 5 / 9;
  grid-row: 2 / 7;
  position: sticky;
  top: var(--sp-16);
  z-index: 50;
  min-width: 0;
  min-height: 0;
  pointer-events: none;
  display: grid;
  place-items: center;
}
.ai-core {
  width: 100%;
  height: 100%;
  position: relative;
  display: grid;
  place-items: center;
}
.ai-core canvas { display: block; }
.ai-core-caption {
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  white-space: nowrap;
}
.ai-core-label {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.36em;
  text-indent: 0.36em;
  text-transform: uppercase;
  color: var(--state);
  text-shadow: 0 0 14px color-mix(in srgb, var(--state) 60%, transparent);
  transition: color var(--t-slow);
}
.ai-core-hint {
  font-size: var(--label-sm);
  letter-spacing: 0.06em;
  color: var(--text-low);
}
.ai-core--static { position: relative; }
.ai-core-static-rings {
  width: 70%;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid var(--state);
  box-shadow:
    inset 0 0 40px color-mix(in srgb, var(--state) 18%, transparent),
    0 0 0 14px color-mix(in srgb, var(--state) 5%, transparent),
    0 0 0 15px color-mix(in srgb, var(--state) 25%, transparent),
    0 0 40px color-mix(in srgb, var(--state) 25%, transparent);
  transition: border-color var(--t-slow), box-shadow var(--t-slow);
}

/* ---------- Drag/resize placement preview ---------- */
.widget-preview {
  pointer-events: none;
  border-radius: var(--r-md);
  z-index: 90;
}
.widget-preview--target {
  border: 2px solid var(--accent-cyan);
  background:
    repeating-linear-gradient(135deg, rgba(43, 214, 255, 0.10) 0 8px, rgba(43, 214, 255, 0.04) 8px 16px);
  box-shadow: 0 0 24px rgba(43, 214, 255, 0.25);
}
.widget-preview--reflow {
  border: 1px dashed var(--border-strong);
  background: rgba(78, 155, 255, 0.06);
}

/* ---------- Expanded (maximized) widget ---------- */
.widget-slot--expanded {
  position: absolute;
  inset: var(--sp-16);
  min-width: 0;
  min-height: 0;
}

/* ---------- Scrollbars (internal panels only — no page jank) ---------- */
.transcript, .widget-body, .widget-layer, .kanban, .diag-list {
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
  overscroll-behavior: contain;
}
.transcript::-webkit-scrollbar, .widget-body::-webkit-scrollbar,
.widget-layer::-webkit-scrollbar, .kanban::-webkit-scrollbar, .diag-list::-webkit-scrollbar { width: 8px; height: 8px; }
.transcript::-webkit-scrollbar-thumb, .widget-body::-webkit-scrollbar-thumb,
.widget-layer::-webkit-scrollbar-thumb, .kanban::-webkit-scrollbar-thumb, .diag-list::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--r-pill);
}
.transcript::-webkit-scrollbar-thumb:hover, .widget-body::-webkit-scrollbar-thumb:hover {
  background: var(--text-disabled);
}

/* ---------- System status widget ---------- */
.sys-status { display: flex; flex-direction: column; gap: var(--sp-8); height: 100%; }
.sys-grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--sp-8);
  align-content: start;
}
.sys-card {
  position: relative;
  background: rgba(17, 26, 43, 0.75);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-8) var(--sp-12);
  min-width: 0;
  overflow: hidden;
}
.sys-card::before { /* top accent */
  content: '';
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(43, 214, 255, 0.45), transparent 70%);
}
.sys-card-title {
  font-size: var(--label-sm);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-low);
  margin-bottom: var(--sp-8);
}
.sys-value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-hi);
  font-variant-numeric: tabular-nums;
}
.sys-sub { font-size: var(--label-sm); color: var(--text-mid); }
.sys-load { display: flex; gap: var(--sp-16); }
.sys-load-item { display: flex; flex-direction: column; gap: 2px; }
.sys-mem { display: flex; flex-direction: column; gap: 2px; }
.sys-bar {
  margin-top: var(--sp-8);
  height: 6px;
  border-radius: var(--r-pill);
  background: rgba(4, 6, 10, 0.8);
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(28, 42, 62, 0.8);
}
.sys-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-cyan-dim), var(--accent-cyan));
  border-radius: var(--r-pill);
  box-shadow: 0 0 10px rgba(43, 214, 255, 0.45);
  transition: width var(--t-slow) var(--ease-out);
}
.sys-row { display: flex; flex-direction: column; gap: var(--sp-8); align-items: flex-start; }
.sys-pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  font-weight: 500;
}
.sys-pill--ok { background: rgba(46, 230, 168, 0.12); color: var(--status-ok); border: 1px solid rgba(46, 230, 168, 0.3); box-shadow: 0 0 12px rgba(46, 230, 168, 0.12); }
.sys-pill--err { background: rgba(255, 92, 92, 0.12); color: var(--status-error); border: 1px solid rgba(255, 92, 92, 0.3); }
.sys-services { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--sp-4); }
.sys-service { display: flex; align-items: center; gap: var(--sp-8); font-size: var(--body); }
.sys-service-name { flex: 1; color: var(--text-mid); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sys-service-state {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-low);
  font-variant-numeric: tabular-nums;
}
.sys-dot { width: 7px; height: 7px; border-radius: 50%; flex: none; }
.sys-dot--ok { background: var(--status-ok); box-shadow: 0 0 6px var(--status-ok); }
.sys-dot--err { background: var(--status-error); box-shadow: 0 0 6px var(--status-error); }
.sys-dot--idle { background: var(--text-disabled); }
.sys-footer {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-8);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--text-low);
  border-top: 1px solid var(--border);
  padding-top: var(--sp-8);
}
.sys-stale { color: var(--status-warn); }

/* ---------- Diagnostics panel ---------- */
.diag-panel {
  position: fixed;
  left: calc(var(--rail-w) + 8px);
  top: calc(var(--header-h) + 8px);
  right: 16px;
  bottom: calc(var(--statusbar-h) + 8px);
  z-index: 120;
  display: flex;
  flex-direction: column;
  background: var(--glass-2);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-2);
  overflow: hidden;
  animation: card-in var(--t-med) var(--ease-out);
}
.diag-head {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
  padding: var(--sp-8) var(--sp-12);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent);
}
.diag-title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--text-hi);
}
.diag-controls { display: flex; align-items: center; gap: var(--sp-8); flex-wrap: wrap; }
.diag-controls select {
  background: rgba(4, 6, 10, 0.7);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  color: var(--text-mid);
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  padding: 4px 8px;
}
.diag-btn {
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  letter-spacing: 0.06em;
  padding: 4px 10px;
}
.diag-btn--on { color: var(--accent-cyan); border-color: var(--accent-cyan); background: rgba(43, 214, 255, 0.08); }
.diag-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-8);
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  line-height: 1.5;
}
.diag-empty { color: var(--text-low); margin: 0; padding: var(--sp-8); }
.diag-row {
  display: grid;
  grid-template-columns: 96px 56px 90px 1fr 2fr 1fr;
  gap: var(--sp-8);
  align-items: baseline;
  padding: 3px 6px;
  border-bottom: 1px solid rgba(28, 42, 62, 0.6);
  white-space: nowrap;
}
.diag-row:hover { background: rgba(43, 214, 255, 0.04); }
.diag-time { color: var(--text-low); font-variant-numeric: tabular-nums; }
.diag-subsystem { color: var(--text-mid); }
.diag-event { color: var(--text-hi); overflow: hidden; text-overflow: ellipsis; }
.diag-desc { color: var(--text-mid); overflow: hidden; text-overflow: ellipsis; }
.diag-details { color: var(--text-low); overflow: hidden; text-overflow: ellipsis; }
.diag-sev { text-transform: uppercase; letter-spacing: 0.06em; font-size: var(--label-sm); }
.diag-sev--debug { color: var(--text-disabled); }
.diag-sev--info { color: var(--accent-cyan); }
.diag-sev--warn { color: var(--status-warn); }
.diag-sev--error { color: var(--status-error); }
.diag-row--error { background: rgba(255, 92, 92, 0.06); }
.diag-row--warn { background: rgba(255, 176, 32, 0.05); }

/* Conversation settings popover (reuses the diag-panel chrome). */
.settings-panel {
  right: auto;
  bottom: auto;
  width: 320px;
  max-width: calc(100vw - var(--rail-w) - 24px);
}
.settings-body { padding: var(--sp-12); display: flex; flex-direction: column; gap: 14px; }

/* Voice Lab widget */
.vl { display: flex; flex-direction: column; gap: var(--sp-8); }
.vl-row { display: flex; gap: var(--sp-12); flex-wrap: wrap; }
.vl-field { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 120px; }
.vl-field--check { flex: 0 0 auto; flex-direction: row; align-items: center; gap: var(--sp-8); }
.vl-label { color: var(--text-mid); font-size: var(--label-sm); letter-spacing: 0.08em; text-transform: uppercase; }
.vl-field select,
.vl-field input[type='text'],
.vl-text {
  background: rgba(4, 6, 10, 0.7);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  color: var(--text-hi);
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  padding: 6px 8px;
  transition: border-color var(--t-fast);
}
.vl-field select:focus, .vl-field input[type='text']:focus, .vl-text:focus { border-color: var(--border-glow); outline: none; }
.vl-field input[type='range'] { accent-color: var(--accent-cyan); }
.vl-field--check input[type='checkbox'] { accent-color: var(--accent-cyan); width: 15px; height: 15px; }
.vl-text { resize: vertical; line-height: 1.5; }
.vl-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.vl-chip {
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  padding: 4px 8px;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.vl-actions { display: flex; gap: var(--sp-8); flex-wrap: wrap; }
.vl-play, .vl-baseline, .vl-stop, .vl-save, .vl-test {
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  letter-spacing: 0.06em;
  padding: 6px 14px;
  cursor: pointer;
}
.vl-play { color: var(--accent-cyan); border-color: var(--accent-cyan); background: rgba(43, 214, 255, 0.06); }
.vl-play:hover:not(:disabled) { background: rgba(43, 214, 255, 0.14); box-shadow: 0 0 14px rgba(43, 214, 255, 0.2); }
.vl-stop:hover { color: var(--status-error); border-color: rgba(255, 92, 92, 0.5); }
.vl-play:disabled, .vl-baseline:disabled, .vl-save:disabled, .vl-test:disabled { opacity: 0.4; cursor: default; }
.vl-note { color: var(--text-low); font-size: var(--label-sm); margin: 0; line-height: 1.55; }

/* Web widget */
.web { display: flex; flex-direction: column; gap: var(--sp-8); height: 100%; }
.web-query { font-family: var(--font-mono); font-size: var(--mono-sm); letter-spacing: 0.04em; color: var(--text-low); word-break: break-word; }
.web-results { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--sp-8); }
.web-result {
  background: rgba(17, 26, 43, 0.75);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-8) var(--sp-12);
  transition: border-color var(--t-fast);
}
.web-result:hover { border-color: var(--border-strong); }
.web-result-head { display: flex; align-items: baseline; gap: var(--sp-8); }
.web-result-title { color: var(--accent-cyan); font-size: var(--body); text-decoration: none; word-break: break-word; }
.web-result-title:hover { text-decoration: underline; }
.web-result-host { color: var(--text-low); font-family: var(--font-mono); font-size: 10px; flex-shrink: 0; }
.web-result-snippet { color: var(--text-mid); font-size: var(--body); margin: 4px 0 0; word-break: break-word; }
.web-expand {
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  letter-spacing: 0.06em;
  padding: 3px 10px;
  margin-top: var(--sp-8);
  cursor: pointer;
}
.web-fetch-text {
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-mid);
  font-size: var(--body);
  margin: var(--sp-8) 0 0;
  max-height: 240px;
  overflow: auto;
  background: rgba(4, 6, 10, 0.6);
  border: 1px solid var(--border);
  padding: var(--sp-8);
  border-radius: var(--r-sm);
}

/* Image gallery widget (M8-P6) */
.gallery { display: flex; flex-direction: column; gap: var(--sp-8); height: 100%; }
.gallery-query { font-family: var(--font-mono); font-size: var(--mono-sm); letter-spacing: 0.04em; color: var(--text-low); word-break: break-word; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--sp-8);
}
.gallery-item { margin: 0; display: flex; flex-direction: column; gap: 4px; }
.gallery-thumb {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--surface-3);
  cursor: zoom-in;
  transition: border-color var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}
.gallery-thumb:hover { border-color: var(--border-glow); transform: scale(1.02); box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4); }
.gallery-broken {
  width: 100%;
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--surface-3);
  color: var(--text-disabled);
  font-size: 20px;
}
.gallery-meta { display: flex; flex-direction: column; min-width: 0; }
.gallery-title {
  color: var(--text-hi);
  font-size: var(--label-sm);
  text-decoration: none;
  word-break: break-word;
}
.gallery-title:hover { text-decoration: underline; }
.gallery-attr { color: var(--text-low); font-size: var(--label-sm); word-break: break-word; }
.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  background: rgba(4, 8, 13, 0.88);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 24px;
  cursor: zoom-out;
  animation: fade-in var(--t-med) var(--ease-out);
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
.gallery-lightbox-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--r-md);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.55);
  cursor: default;
}
.gallery-lightbox-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: var(--surface-3);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  color: var(--text-mid);
  font-size: 14px;
  cursor: pointer;
}
.gallery-lightbox-close:hover { color: var(--text-hi); border-color: var(--border-glow); }


/* ---------- M8 confirmation card ---------- */
.confirm-backdrop {
  position: fixed;
  inset: 0;
  z-index: 140;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 24px;
  padding-bottom: calc(var(--statusbar-h) + 16px);
  background: radial-gradient(60% 60% at 100% 100%, rgba(255, 176, 32, 0.08), transparent 70%), rgba(4, 8, 13, 0.5);
  pointer-events: none;
  animation: fade-in var(--t-med) var(--ease-out);
}
.confirm-card {
  pointer-events: auto;
  width: 400px;
  max-width: 100%;
  background: var(--glass-2);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid rgba(255, 176, 32, 0.45);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-2), 0 0 40px rgba(255, 176, 32, 0.10);
  overflow: hidden;
  animation: card-in var(--t-slow) var(--ease-out);
}
.confirm-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
  padding: var(--sp-8) var(--sp-12);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(90deg, rgba(255, 176, 32, 0.10), transparent 70%);
}
.confirm-kicker {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--accent-cyan);
}
.confirm-class {
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  letter-spacing: 0.06em;
  color: var(--status-warn);
}
.confirm-body { padding: var(--sp-12); display: flex; flex-direction: column; gap: var(--sp-8); }
.confirm-what { color: var(--text-hi); font-size: var(--body-lg); font-weight: 500; }
.confirm-resource { color: var(--text-mid); font-size: var(--body); word-break: break-word; }
.confirm-resource b { color: var(--text-hi); }
.confirm-resolved {
  font-size: var(--body);
  color: var(--text-mid);
  padding: 6px 8px;
  border-radius: var(--r-sm);
  background: rgba(46, 230, 168, 0.06);
  border: 1px solid rgba(46, 230, 168, 0.25);
  word-break: break-word;
}
.confirm-resolved b { color: var(--text-hi); }
.confirm-resolved--ambiguous { background: rgba(255, 176, 32, 0.06); border-color: rgba(255, 176, 32, 0.35); }
.confirm-resolved--none { background: rgba(255, 92, 92, 0.06); border-color: rgba(255, 92, 92, 0.35); }
.confirm-changes {
  list-style: none;
  margin: var(--sp-8) 0 0;
  padding: var(--sp-8);
  background: rgba(4, 6, 10, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.confirm-changes li { display: flex; gap: var(--sp-8); align-items: baseline; }
.confirm-key { color: var(--text-low); font-family: var(--font-mono); font-size: var(--mono-sm); min-width: 72px; }
.confirm-val { color: var(--text-mid); font-size: var(--body); word-break: break-word; }
.confirm-foot {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--sp-8);
  padding: var(--sp-8) var(--sp-12);
  border-top: 1px solid var(--border);
}
.confirm-error { color: var(--status-error); font-size: var(--label-sm); margin-right: auto; }
.confirm-ok { color: var(--status-ok); font-size: var(--label-sm); margin-right: auto; }
.confirm-actions { display: flex; gap: var(--sp-8); }
.confirm-btn {
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
  letter-spacing: 0.06em;
  padding: 7px 16px;
  cursor: pointer;
}
.confirm-btn:disabled { opacity: 0.4; cursor: default; }
.confirm-btn--reject:hover:not(:disabled) { color: var(--status-error); border-color: var(--status-error); background: rgba(255, 92, 92, 0.06); }
.confirm-btn--accept { color: #04121a; background: linear-gradient(180deg, #4BE0FF, var(--accent-cyan)); border-color: var(--accent-cyan); font-weight: 500; }
.confirm-btn--accept:hover:not(:disabled) { filter: brightness(1.08); box-shadow: 0 0 16px rgba(43, 214, 255, 0.3); }

/* =========================================================================
   Responsive tiers
   ========================================================================= */

/* Laptop */
@media (max-width: 1280px) {
  :root { --conv-w: 340px; }
}
/* Small laptop / large tablet */
@media (max-width: 1024px) {
  :root { --conv-w: 300px; }
  .session-chip, .clock-date, .wordmark-sub { display: none; }
}

/* Tablet & phone: single-column widget stack, conversation becomes a drawer. */
@media (max-width: 820px) {
  .widget-layer { grid-template-columns: 1fr; grid-auto-rows: auto; }
  .widget-slot { grid-column: 1 / -1 !important; grid-row: auto !important; min-height: 240px; }
  /* The core keeps its 12-col placement otherwise, which spawns implicit
     columns in the 1-col stack; pin it to a full-width row instead. */
  .ai-core-cell { grid-column: 1 / -1; grid-row: auto; position: relative; top: auto; height: min(52vh, 340px); }

  .rail-btn--chat { display: grid; }
  .conversation {
    position: fixed;
    top: var(--header-h);
    right: 0;
    bottom: var(--statusbar-h);
    width: min(420px, 100%);
    z-index: 110;
    background: rgba(8, 12, 19, 0.94);
    box-shadow: -20px 0 50px rgba(0, 0, 0, 0.5);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--t-slow) var(--ease-out), visibility 0s linear var(--t-slow);
  }
  .conversation--open { transform: none; visibility: visible; transition: transform var(--t-slow) var(--ease-out), visibility 0s; }
  .conversation-close { display: inline-grid; }
}

/* Phone: rail turns into a bottom tab bar; header condenses. */
@media (max-width: 640px) {
  :root { --header-h: 48px; --tabbar-h: 58px; }
  .hud-header { padding: 0 var(--sp-12); gap: var(--sp-8); }
  .wordmark-main { font-size: 17px; letter-spacing: 0.16em; }
  .header-right { gap: var(--sp-8); }
  .link-chip { padding: 0 8px; }
  .link-chip-label, .clock { display: none; }
  .logout { padding: 5px 8px; }

  .statusbar { display: none; }

  .rail {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    width: auto;
    height: calc(var(--tabbar-h) + env(safe-area-inset-bottom, 0px));
    padding: 0 var(--sp-4) env(safe-area-inset-bottom, 0px);
    flex-direction: row;
    justify-content: space-around;
    border-right: none;
    border-top: 1px solid var(--border);
    background: rgba(8, 12, 19, 0.94);
  }
  .rail-btn { width: auto; flex: 1; aspect-ratio: auto; height: var(--tabbar-h); }
  .rail-btn::before { left: 25%; right: 25%; top: 0; bottom: auto; width: auto; height: 2px; border-radius: 0 0 2px 2px; transform: scaleX(0); }
  .rail-btn:hover::before { transform: scaleX(0.6); }
  .rail-btn--active::before { transform: scaleX(1); }
  .rail-btn::after { display: none; }
  .rail-btn--bottom { margin-top: 0; }

  .workspace { margin-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom, 0px)); }
  .widget-layer { padding: var(--sp-12); gap: var(--sp-12); }

  .widget-catalog {
    position: fixed;
    left: 8px; right: 8px; top: auto;
    bottom: calc(var(--tabbar-h) + 8px + env(safe-area-inset-bottom, 0px));
    margin: 0;
    min-width: 0;
  }
  .conversation { width: 100%; bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom, 0px)); }
  .diag-panel {
    left: 8px; right: 8px; top: calc(var(--header-h) + 8px);
    bottom: calc(var(--tabbar-h) + 8px + env(safe-area-inset-bottom, 0px));
  }
  .diag-row { grid-template-columns: 84px 48px 1fr; }
  .diag-event, .diag-desc, .diag-details { grid-column: 1 / -1; white-space: normal; }
  .settings-panel { width: auto; max-width: none; bottom: auto; }
  .confirm-backdrop { padding: 12px; padding-bottom: calc(var(--tabbar-h) + 12px); align-items: flex-end; justify-content: center; }
  .msg-row { max-width: 92%; }
}

/* Fine pointers: small hover lift on widgets. Coarse pointers get bigger targets. */
@media (pointer: coarse) {
  .widget-btn, .widget-close { width: 32px; height: 32px; }
  .widget-resize { width: 28px; height: 28px; }
}

/* Reduced motion: stop decorative motion but keep essential feedback
   (spinner, typing dots, live dots) at a calm pace instead of removing it. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .widget-loading::before { animation-duration: 2.4s !important; animation-iteration-count: infinite !important; }
  .typing-dots i,
  .state-badge--live .state-badge-dot,
  .link-chip--reconnecting .link-chip-dot { animation-duration: 3s !important; animation-iteration-count: infinite !important; }
  .login-scan, .login-ring { display: none; }
}

/* ======================================================================
   Phase 0 (claude-improved): activity, chat recovery, approvals, a11y
   ====================================================================== */

/* Contrast: --text-low was ~4.35:1 on --surface-1 (below 4.5:1 for small
   text); #72879C is ~5.3:1. Focus ring: solid, not a 40%-alpha glow. */
:root { --text-low: #72879C; }
:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; }
@media (forced-colors: active) {
  :focus-visible { outline: 2px solid Highlight; }
  .activity-dot, .link-chip-dot { forced-color-adjust: none; }
}

.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

/* ---- chat recovery (P0.2) ---- */
.msg-note {
  margin: var(--sp-4) 0 0;
  font-size: var(--label-sm);
  line-height: 1.45;
  color: var(--text-mid);
}
.msg-note--warn { color: var(--status-warn); }
.conversation-offline {
  flex: none;
  margin: 0;
  padding: var(--sp-4) var(--sp-12);
  font-size: var(--label-sm);
  color: var(--status-warn);
  border-top: 1px solid var(--border);
}

/* ---- activity (P0.3) ---- */
.activity {
  flex: none;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-1) 70%, transparent);
}
.activity-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  padding: var(--sp-8) var(--sp-12);
  background: none;
  border: 0;
  color: var(--text-mid);
  text-align: left;
}
.activity-toggle:hover { color: var(--text-hi); }
.activity-title {
  font-family: var(--font-display);
  font-size: var(--label-sm);
  font-weight: 600;
  letter-spacing: 0.12em;
}
.activity-summary { font-size: var(--label-sm); color: var(--text-low); margin-right: auto; }
.activity--busy .activity-summary { color: var(--accent-cyan); }
.activity-caret { font-size: var(--label-sm); color: var(--text-low); }
.activity-list {
  max-height: 180px;
  overflow-y: auto;
  padding: 0 var(--sp-12) var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}
.activity-empty { margin: 0; font-size: var(--label-sm); color: var(--text-low); line-height: 1.45; }
.activity-item {
  display: grid;
  grid-template-columns: 10px 1fr auto;
  column-gap: var(--sp-8);
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: var(--mono-sm);
}
.activity-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-low); align-self: center; }
.activity-item--running .activity-dot { background: var(--accent-cyan); animation: activity-pulse 1.4s var(--ease-in-out) infinite; }
.activity-item--done .activity-dot { background: var(--status-ok); }
.activity-item--failed .activity-dot { background: var(--status-error); }
.activity-item--unknown .activity-dot,
.activity-item--cancelled .activity-dot { background: var(--status-warn); }
.activity-name { color: var(--text-hi); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.activity-status { color: var(--text-mid); white-space: nowrap; }
.activity-item--failed .activity-status { color: var(--status-error); }
.activity-item--unknown .activity-status { color: var(--status-warn); }
.activity-detail {
  grid-column: 2 / -1;
  color: var(--text-low);
  font-family: var(--font-body);
  font-size: var(--label-sm);
  overflow-wrap: anywhere;
}
.activity-steps { grid-column: 2 / -1; margin: var(--sp-4) 0 0; padding-left: var(--sp-16); }
.activity-step { display: flex; justify-content: space-between; gap: var(--sp-8); color: var(--text-mid); }
@keyframes activity-pulse { 50% { opacity: 0.35; } }

/* ---- timing summary in Diagnostics (P0.1) ---- */
.diag-timing {
  flex: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4) var(--sp-8);
  align-items: baseline;
  padding: var(--sp-8) var(--sp-12);
  border-bottom: 1px solid var(--border);
  font-size: var(--label-sm);
}
.diag-timing-title { font-family: var(--font-display); font-weight: 600; letter-spacing: 0.12em; color: var(--accent-cyan); }
.diag-timing-text { font-family: var(--font-mono); color: var(--text-hi); }
.diag-timing-note { flex-basis: 100%; color: var(--text-low); }

/* ---- approvals (P0.4) ---- */
.confirm-card:focus { outline: none; }
.confirm-card:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 3px; }
.confirm-replaced {
  margin: 0;
  padding: var(--sp-8) var(--sp-16);
  font-size: var(--label-sm);
  color: var(--status-warn);
  background: color-mix(in srgb, var(--status-warn) 10%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--status-warn) 35%, transparent);
}
.confirm-expiry { margin: var(--sp-12) 0 0; font-size: var(--label-sm); color: var(--text-mid); }
.confirm-expiry--late { color: var(--status-warn); }
.confirm-expiry-note { color: var(--text-low); }
.plan-honest {
  margin: 0 0 var(--sp-8);
  font-size: var(--label-sm);
  color: var(--text-mid);
  line-height: 1.45;
}
.plan-btn[aria-pressed="true"] { border-color: var(--accent-cyan); color: var(--text-hi); }

/* ======================================================================
   Next-gen (claude-improved): meters, workspace, design, settings
   ====================================================================== */

/* ---- VU meters (real measured levels; see audioMeter.js) ---- */
.vu { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 4px var(--sp-8); min-width: 0; }
.vu-name { font-family: var(--font-display); font-size: var(--label-sm); font-weight: 600; letter-spacing: 0.12em; color: var(--text-mid); }
.vu-track {
  position: relative; height: 8px; border-radius: var(--r-pill); overflow: hidden;
  background: color-mix(in srgb, var(--surface-3) 85%, transparent);
  border: 1px solid var(--border);
}
.vu-bar {
  position: absolute; inset: 0 auto 0 0;
  width: 100%;
  transform-origin: left center;
  transform: scaleX(var(--vu, 0));
  background: linear-gradient(90deg, var(--accent-cyan-dim), var(--accent-cyan) 70%, var(--status-warn));
  will-change: transform;
}
.vu--output .vu-bar { background: linear-gradient(90deg, var(--accent-blue-deep), var(--accent-blue) 70%, var(--accent-cyan)); }
.vu-bar[data-active="false"] { opacity: 0.25; }
.vu-status { grid-column: 2; font-family: var(--font-mono); font-size: var(--mono-sm); color: var(--text-low); }
.vu--compact { grid-template-columns: auto 64px; gap: 6px; }
.vu--compact .vu-name { font-size: 0.625rem; }
.header-vu { display: flex; flex-direction: column; gap: 3px; padding: 0 var(--sp-4); }
@media (max-width: 1024px) { .header-vu { display: none; } }

.hdr-chip {
  flex: none; white-space: nowrap;
  height: 26px; padding: 0 10px; border-radius: var(--r-pill);
  font-family: var(--font-display); font-size: var(--label-sm); font-weight: 600; letter-spacing: 0.1em;
  background: transparent; border: 1px solid var(--border-strong); color: var(--text-mid);
}
.hdr-chip--busy { color: var(--accent-cyan); border-color: color-mix(in srgb, var(--accent-cyan) 45%, transparent); }
.hdr-chip--warn { color: var(--status-warn); border-color: color-mix(in srgb, var(--status-warn) 55%, transparent); }
.hdr-chip:hover { color: var(--text-hi); }

/* ---- Voice widget ---- */
.voicew { display: flex; flex-direction: column; gap: var(--sp-12); font-size: var(--body); }
.voicew-head { display: flex; align-items: center; gap: var(--sp-8); flex-wrap: wrap; }
.voicew-state { color: var(--text-mid); }
.voicew-error { margin: 0; color: var(--status-error); font-size: var(--label-sm); }
.voicew-meters { display: flex; flex-direction: column; gap: var(--sp-8); }
.voicew-facts { margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: var(--sp-4) var(--sp-12); }
.voicew-facts dt { font-size: var(--label-sm); color: var(--text-low); text-transform: uppercase; letter-spacing: 0.08em; }
.voicew-facts dd { margin: 0; color: var(--text-hi); }
.voicew-cmds { width: 100%; border-collapse: collapse; font-size: var(--label-sm); }
.voicew-cmds caption { text-align: left; color: var(--text-low); text-transform: uppercase; letter-spacing: 0.08em; padding-bottom: var(--sp-4); }
.voicew-cmds th { text-align: left; font-weight: 500; color: var(--accent-cyan); padding: 3px var(--sp-8) 3px 0; white-space: nowrap; vertical-align: top; }
.voicew-cmds td { color: var(--text-mid); padding: 3px 0; }
.voicew-note { margin: 0; font-size: var(--label-sm); color: var(--text-low); }

/* ---- Activity workspace ---- */
.aw { display: flex; flex-direction: column; gap: var(--sp-8); font-size: var(--body); }
.aw-request {
  display: grid; grid-template-columns: auto 1fr auto; gap: 2px var(--sp-8); align-items: baseline;
  padding: var(--sp-8); border: 1px solid var(--border); border-radius: var(--r-md);
  background: color-mix(in srgb, var(--surface-2) 70%, transparent);
}
.aw-label { font-family: var(--font-display); font-size: var(--label-sm); font-weight: 600; letter-spacing: 0.12em; color: var(--accent-cyan); }
.aw-request-text { color: var(--text-hi); overflow-wrap: anywhere; }
.aw-request-meta { grid-column: 2; font-size: var(--label-sm); color: var(--text-low); }
.aw-outcome { grid-column: 3; grid-row: 1; font-size: var(--label-sm); color: var(--text-mid); white-space: nowrap; }
.aw-outcome--completed { color: var(--status-ok); }
.aw-outcome--unknown { color: var(--status-warn); }
.aw-muted { color: var(--text-low); }
.aw-sec { border-top: 1px solid var(--border); padding-top: var(--sp-4); }
.aw-sec-head { margin: 0; }
.aw-sec-head button {
  width: 100%; display: flex; align-items: center; gap: var(--sp-8);
  background: none; border: 0; padding: var(--sp-4) 0; color: var(--text-mid); text-align: left;
  font-family: var(--font-display); font-size: var(--label-sm); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
}
.aw-sec-head button:hover { color: var(--text-hi); }
.aw-caret { width: 10px; color: var(--text-low); }
.aw-count { margin-left: auto; font-family: var(--font-mono); color: var(--text-hi); letter-spacing: 0; }
.aw-sec-body { padding: 0 0 var(--sp-8) 18px; }
.aw-empty { margin: 0; font-size: var(--label-sm); color: var(--text-low); }
.aw-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.aw-item { display: grid; grid-template-columns: 10px 1fr auto; column-gap: var(--sp-8); align-items: baseline; }
.aw-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-low); align-self: center; }
.aw-item--running .aw-dot { background: var(--accent-cyan); animation: activity-pulse 1.4s var(--ease-in-out) infinite; }
.aw-item--done .aw-dot, .aw-item--approved .aw-dot { background: var(--status-ok); }
.aw-item--failed .aw-dot, .aw-item--denied .aw-dot { background: var(--status-error); }
.aw-item--unknown .aw-dot, .aw-item--pending .aw-dot, .aw-item--expired .aw-dot, .aw-item--cancelled .aw-dot { background: var(--status-warn); }
.aw-name { color: var(--text-hi); font-family: var(--font-mono); font-size: var(--mono-sm); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.aw-status { color: var(--text-mid); font-size: var(--label-sm); white-space: nowrap; }
.aw-item--failed .aw-status { color: var(--status-error); }
.aw-item--unknown .aw-status, .aw-item--pending .aw-status { color: var(--status-warn); }
.aw-detail { grid-column: 2 / -1; color: var(--text-low); font-size: var(--label-sm); overflow-wrap: anywhere; }
.aw-steps { grid-column: 2 / -1; margin: var(--sp-4) 0 0; padding-left: var(--sp-16); color: var(--text-mid); font-size: var(--label-sm); }
.aw-next { margin: 0 0 var(--sp-4); color: var(--accent-cyan); font-size: var(--label-sm); }
.aw-todos { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.aw-todo { display: flex; gap: var(--sp-8); align-items: baseline; color: var(--text-mid); }
.aw-todo-mark { width: 12px; font-family: var(--font-mono); color: var(--text-low); }
.aw-todo--in_progress { color: var(--text-hi); }
.aw-todo--in_progress .aw-todo-mark { color: var(--accent-cyan); }
.aw-todo--completed .aw-todo-mark { color: var(--status-ok); }
.aw-todo--completed .aw-todo-text { color: var(--text-low); }
.aw-summary { color: var(--text-hi); line-height: 1.5; }
.aw-note { margin: var(--sp-8) 0 0; font-size: var(--label-sm); color: var(--status-warn); }
.aw-toggle { display: inline-flex; gap: 6px; align-items: center; margin-top: var(--sp-8); font-size: var(--label-sm); color: var(--text-low); }
.aw-unresolved { margin: 0; padding-left: var(--sp-16); color: var(--text-mid); font-size: var(--label-sm); }
.aw-art { margin: 0; font-size: var(--label-sm); color: var(--text-mid); }
.aw-link { background: none; border: 0; padding: 0; color: var(--accent-cyan); text-decoration: underline; font-size: inherit; }
.aw-foot { margin: 0; font-size: var(--label-sm); color: var(--text-low); }

/* ---- Design workspace ---- */
.dw { display: flex; flex-direction: column; gap: var(--sp-8); font-size: var(--body); min-height: 0; }
.dw-caps { display: flex; flex-wrap: wrap; gap: var(--sp-4) var(--sp-12); font-size: var(--label-sm); color: var(--text-low); }
.dw-cap b { font-weight: 500; }
.dw-cap--available { color: var(--status-ok); }
.dw-cap--unavailable { color: var(--status-error); }
.dw-cap--unknown { color: var(--status-warn); }
.dw-honest, .dw-note, .dw-empty { margin: 0; font-size: var(--label-sm); color: var(--text-mid); line-height: 1.45; }
.dw-ask, .dw-revise { display: flex; gap: var(--sp-8); }
.dw-ask input, .dw-revise input {
  flex: 1; min-width: 0; height: 32px; padding: 0 var(--sp-8);
  background: var(--surface-1); color: var(--text-hi); border: 1px solid var(--border-strong); border-radius: var(--r-sm);
}
.dw-ask button, .dw-revise button, .dw-btn {
  height: 32px; padding: 0 var(--sp-12); display: inline-flex; align-items: center;
  background: color-mix(in srgb, var(--accent-cyan) 10%, transparent); color: var(--text-hi);
  border: 1px solid color-mix(in srgb, var(--accent-cyan) 40%, transparent); border-radius: var(--r-sm);
  font-size: var(--label-sm); text-decoration: none; white-space: nowrap;
}
.dw-ask button:disabled, .dw-revise button:disabled { opacity: 0.45; }
.dw-body { display: grid; grid-template-columns: minmax(140px, 200px) 1fr; gap: var(--sp-12); min-height: 0; }
.dw-threads { display: flex; flex-direction: column; gap: 4px; overflow-y: auto; }
.dw-thread {
  display: flex; flex-direction: column; gap: 2px; text-align: left; padding: var(--sp-8);
  background: none; border: 1px solid var(--border); border-radius: var(--r-sm); color: var(--text-mid);
}
.dw-thread--on { border-color: var(--accent-cyan); color: var(--text-hi); background: color-mix(in srgb, var(--accent-cyan) 7%, transparent); }
.dw-thread-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dw-thread-meta { font-size: var(--label-sm); color: var(--text-low); }
.dw-main { display: flex; flex-direction: column; gap: var(--sp-8); min-width: 0; }
.dw-head { display: flex; align-items: center; gap: var(--sp-8); flex-wrap: wrap; }
.dw-title { margin: 0; font-family: var(--font-display); font-size: var(--display-md); font-weight: 600; color: var(--text-hi); }
.dw-badge { font-family: var(--font-mono); font-size: 0.625rem; letter-spacing: 0.06em; padding: 2px 6px; border-radius: var(--r-sm); border: 1px solid; }
.dw-badge--concept { color: var(--status-warn); border-color: color-mix(in srgb, var(--status-warn) 45%, transparent); }
.dw-badge--validated { color: var(--status-ok); border-color: color-mix(in srgb, var(--status-ok) 45%, transparent); }
.dw-preview {
  position: relative; display: grid; place-items: center; padding: 0; overflow: hidden;
  background: repeating-conic-gradient(var(--surface-2) 0 25%, var(--surface-1) 0 50%) 0 0 / 16px 16px;
  border: 1px solid var(--border); border-radius: var(--r-md); cursor: zoom-in;
}
.dw-preview--main { min-height: 220px; max-height: 46vh; }
.dw-preview--compare { aspect-ratio: 1; }
.dw-preview--thumb { aspect-ratio: 1; }
.dw-preview img { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }
.dw-preview--main img { max-height: 46vh; }
.dw-img-loading, .dw-img-error { position: absolute; font-size: var(--label-sm); color: var(--text-mid); }
.dw-img-error { position: static; padding: var(--sp-24); color: var(--status-error); }
.dw-file { display: flex; flex-direction: column; gap: var(--sp-4); padding: var(--sp-16); border: 1px dashed var(--border-strong); border-radius: var(--r-md); color: var(--text-mid); font-size: var(--label-sm); }
.dw-file-kind { font-family: var(--font-mono); color: var(--accent-cyan); }
.dw-compare { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: var(--sp-8); align-items: start; }
.dw-compare figure { margin: 0; display: flex; flex-direction: column; gap: 4px; }
.dw-compare figcaption { font-size: var(--label-sm); color: var(--text-low); }
.dw-variants { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: var(--sp-8); }
.dw-variant { display: flex; flex-direction: column; gap: 4px; font-size: var(--label-sm); color: var(--text-low); }
.dw-variant--on .dw-preview { border-color: var(--accent-cyan); }
.dw-actions { display: flex; flex-wrap: wrap; gap: var(--sp-8); }
.dw-meta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-12); }
.dw-meta-grid h4 { margin: 0 0 var(--sp-4); font-size: var(--label-sm); color: var(--text-low); text-transform: uppercase; letter-spacing: 0.08em; }
.dw-history { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.dw-history li { display: flex; gap: 4px; align-items: flex-start; }
.dw-hist { flex: 1; display: flex; flex-direction: column; text-align: left; gap: 2px; padding: 4px 6px; background: none; border: 1px solid transparent; border-radius: var(--r-sm); color: var(--text-mid); }
.dw-hist--on { border-color: var(--border-strong); color: var(--text-hi); }
.dw-hist-time { font-family: var(--font-mono); font-size: var(--mono-sm); color: var(--text-low); }
.dw-hist-prompt { font-size: var(--label-sm); overflow-wrap: anywhere; }
.dw-meta { margin: 0; display: flex; flex-direction: column; gap: 4px; font-size: var(--label-sm); }
.dw-meta div { display: grid; grid-template-columns: 80px 1fr; gap: var(--sp-8); }
.dw-meta dt { color: var(--text-low); }
.dw-meta dd { margin: 0; color: var(--text-hi); overflow-wrap: anywhere; }
.dw-mono { font-family: var(--font-mono); }
.dw-viewer-backdrop { position: fixed; inset: 0; z-index: 200; background: var(--overlay-scrim); display: grid; place-items: center; padding: var(--sp-16); }
.dw-viewer {
  max-width: min(1200px, 96vw); max-height: 94vh; display: flex; flex-direction: column; gap: var(--sp-8);
  padding: var(--sp-12); background: var(--surface-1); border: 1px solid var(--border-strong); border-radius: var(--r-lg);
}
.dw-viewer:focus { outline: none; }
.dw-viewer-bar { display: flex; align-items: center; gap: var(--sp-8); flex-wrap: wrap; }
.dw-viewer-bar button { height: 30px; min-width: 30px; background: none; border: 1px solid var(--border-strong); border-radius: var(--r-sm); color: var(--text-hi); }
.dw-viewer-bar button:disabled { opacity: 0.35; }
.dw-viewer-title { margin-right: auto; color: var(--text-hi); }
.dw-viewer-img { max-width: 100%; max-height: 78vh; object-fit: contain; }
.dw-viewer-prompt { margin: 0; font-size: var(--label-sm); color: var(--text-mid); }
@media (max-width: 820px) {
  .dw-body, .dw-meta-grid { grid-template-columns: 1fr; }
  .dw-threads { flex-direction: row; overflow-x: auto; }
  .dw-thread { min-width: 160px; }
}

/* ---- chat: restored history, settings headings ---- */
.msg-divider { display: flex; align-items: center; gap: var(--sp-8); color: var(--text-low); font-size: var(--label-sm); margin: var(--sp-8) 0; }
.msg-divider::before, .msg-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.settings-h { margin: var(--sp-4) 0 0; font-family: var(--font-display); font-size: var(--label-sm); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-cyan); }

@media (prefers-reduced-motion: reduce) {
  .vu-bar { will-change: auto; }
}
@media (forced-colors: active) {
  .vu-bar { background: Highlight; forced-color-adjust: none; }
  .aw-dot, .dw-badge { forced-color-adjust: none; }
}
@media (max-width: 640px) {
  .hdr-chip--busy { display: none; }   /* still shown in the Activity widget */
  .hdr-chip { padding: 0 6px; font-size: 0.625rem; letter-spacing: 0.04em; }
}
@media (max-width: 640px) {
  .hdr-chip-label { display: none; }
  .hdr-chip--warn::before { content: "! "; }
}

/* Verified-contract repair (claude-improved) */
.aw-gap { margin: 0; padding: var(--sp-8); font-size: var(--label-sm); color: var(--status-warn); border: 1px solid color-mix(in srgb, var(--status-warn) 40%, transparent); border-radius: var(--r-sm); }
.aw-todo--sub { padding-left: var(--sp-16); }
.aw-item--finished .aw-dot { background: var(--accent-blue); }
.aw-item--queued .aw-dot { background: var(--text-mid); }
.aw-item--interrupted .aw-dot { background: var(--status-warn); }
.aw-stopall { display: flex; align-items: center; gap: var(--sp-8); flex-wrap: wrap; border-top: 1px solid var(--border); padding-top: var(--sp-8); }
.aw-stop-btn { height: 30px; padding: 0 var(--sp-12); background: none; color: var(--status-error); border: 1px solid color-mix(in srgb, var(--status-error) 50%, transparent); border-radius: var(--r-sm); font-size: var(--label-sm); }
.aw-stop-result { font-size: var(--label-sm); color: var(--text-mid); }
.aw-stop-lead { margin: 0 0 var(--sp-8); font-size: var(--body); color: var(--text-mid); }
.aw-stop-list { margin: 0 0 var(--sp-8); padding-left: var(--sp-16); color: var(--text-hi); font-size: var(--body); }
.aw-stop-confirm { background: color-mix(in srgb, var(--status-error) 18%, transparent) !important; border-color: var(--status-error) !important; }

/* ======================================================================
   Living Intelligence Core + 3D Design Studio (claude-improved)
   ====================================================================== */

/* Wider, more readable chat on large screens (mobile drawer unchanged). */
:root { --conv-w: clamp(360px, 27vw, 480px); }

/* ---- living core ---- */
.icore {
  width: 100%; height: 100%;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: var(--sp-8);
  pointer-events: auto;
  min-height: 0;
}
.icore-stage { position: relative; min-height: 0; }
.icore-stage canvas { position: absolute; inset: 0; display: block; cursor: default; }
.icore-status {
  justify-self: center;
  width: min(100%, 520px);
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: var(--sp-8) var(--sp-12);
  text-align: center;
  background: color-mix(in srgb, var(--surface-1) 72%, transparent);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}
.icore-label {
  font-family: var(--font-display); font-size: var(--display-md); font-weight: 600;
  letter-spacing: 0.08em; color: var(--text-hi);
}
.icore--approval .icore-label { color: var(--status-warn); }
.icore--error .icore-label { color: var(--status-error); }
.icore--recovering .icore-label { color: var(--status-warn); }
.icore--sleeping .icore-label { color: var(--text-mid); }
.icore-detail { font-size: var(--label-sm); color: var(--text-mid); max-width: 46ch; overflow-wrap: anywhere; }
.icore-lines { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 2px var(--sp-12); font-size: var(--label-sm); color: var(--text-mid); }
.icore-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px; margin-top: 2px; }
.icore-chip {
  display: inline-flex; align-items: center; gap: 6px; max-width: 220px;
  height: 24px; padding: 0 8px; border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--surface-3) 80%, transparent);
  border: 1px solid var(--border-strong); color: var(--text-hi); font-size: var(--label-sm);
}
.icore-chip:hover { border-color: var(--accent-cyan); }
.icore-chip-kind { font-family: var(--font-mono); font-size: 0.625rem; color: var(--text-low); text-transform: uppercase; }
.icore-chip-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.icore-chip--running { border-color: color-mix(in srgb, var(--accent-cyan) 60%, transparent); }
.icore-chip--pending.icore-chip--approval { border-color: var(--status-warn); color: var(--status-warn); }
.icore-chip--failed, .icore-chip--unknown { border-color: color-mix(in srgb, var(--status-warn) 50%, transparent); }
.icore-bg { font-size: 0.6875rem; color: var(--text-low); }
@media (max-width: 820px) {
  .icore { grid-template-rows: minmax(220px, 1fr) auto; }
}

/* Activity focus highlight (core node clicked) */
.aw-item--focus, .aw-todo.aw-item--focus {
  outline: 2px solid var(--accent-cyan); outline-offset: 2px; border-radius: var(--r-sm);
  background: color-mix(in srgb, var(--accent-cyan) 10%, transparent);
}

/* ---- safe Markdown in chat ---- */
.md { display: flex; flex-direction: column; gap: 6px; }
.md p { margin: 0; }
.md-h { margin: 4px 0 0; font-family: var(--font-display); font-weight: 600; color: var(--text-hi); letter-spacing: 0.02em; }
h3.md-h { font-size: 1.05rem; } h4.md-h { font-size: 0.98rem; } h5.md-h { font-size: 0.92rem; }
.md ul, .md ol { margin: 0; padding-left: 1.3em; display: flex; flex-direction: column; gap: 2px; }
.md blockquote { margin: 0; padding-left: var(--sp-8); border-left: 2px solid var(--border-strong); color: var(--text-mid); }
.md hr { border: 0; border-top: 1px solid var(--border); width: 100%; margin: 4px 0; }
.md a { color: var(--accent-cyan); text-decoration: underline; text-underline-offset: 2px; }
.md-code { font-family: var(--font-mono); font-size: 0.85em; padding: 1px 5px; border-radius: 4px; background: color-mix(in srgb, var(--surface-0) 70%, transparent); border: 1px solid var(--border); }
.md-pre {
  margin: 0; padding: var(--sp-8); overflow-x: auto; max-width: 100%;
  font-family: var(--font-mono); font-size: var(--mono-sm); line-height: 1.5;
  background: var(--surface-0); border: 1px solid var(--border); border-radius: var(--r-sm);
}

/* ---- 3D Design studio ---- */
.cads { display: flex; flex-direction: column; gap: var(--sp-8); height: 100%; min-height: 0; container-type: inline-size; font-size: var(--body); }
.cads-top { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-8); }
.cads-backend { font-size: var(--label-sm); color: var(--status-warn); padding: 3px 8px; border: 1px solid color-mix(in srgb, var(--status-warn) 45%, transparent); border-radius: var(--r-pill); }
.cads-backend--on { color: var(--status-ok); border-color: color-mix(in srgb, var(--status-ok) 45%, transparent); }
.cads-job { font-family: var(--font-mono); font-size: var(--mono-sm); color: var(--text-mid); }
.cads-job--running { color: var(--accent-cyan); }
.cads-sample { margin-left: auto; }
.cads-new, .cads-revise { display: flex; gap: var(--sp-8); flex-wrap: wrap; }
.cads input, .cads select {
  height: 30px; padding: 0 var(--sp-8); min-width: 0;
  background: var(--surface-1); color: var(--text-hi); border: 1px solid var(--border-strong); border-radius: var(--r-sm);
}
.cads-project { width: 160px; }
.cads-request, .cads-revise input { flex: 1; }
.cads button {
  height: 30px; padding: 0 var(--sp-12);
  background: color-mix(in srgb, var(--accent-cyan) 10%, transparent); color: var(--text-hi);
  border: 1px solid color-mix(in srgb, var(--accent-cyan) 40%, transparent); border-radius: var(--r-sm); font-size: var(--label-sm);
}
.cads button:disabled { opacity: 0.45; }
.cads button[aria-pressed="true"] { background: color-mix(in srgb, var(--accent-cyan) 24%, transparent); border-color: var(--accent-cyan); }
.cads-note, .cads-empty { margin: 0; font-size: var(--label-sm); color: var(--text-mid); }
.cads-error { margin: 0; font-size: var(--label-sm); color: var(--status-error); }
.cads-body { flex: 1; min-height: 0; display: grid; grid-template-columns: 170px minmax(0, 1fr) 250px; gap: var(--sp-12); }
@container (max-width: 760px) { .cads-body { grid-template-columns: 1fr; } .cads-history { max-height: 140px; } }
.cads-history { overflow-y: auto; display: flex; flex-direction: column; gap: var(--sp-8); }
.cads-proj-name { font-size: var(--label-sm); color: var(--text-hi); display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.cads-badge { font-family: var(--font-mono); font-size: 0.625rem; padding: 1px 5px; border-radius: 4px; border: 1px solid; }
.cads-badge--sample { color: var(--status-warn); border-color: color-mix(in srgb, var(--status-warn) 50%, transparent); }
.cads-revs { list-style: none; margin: 4px 0 0; padding: 0; display: flex; flex-direction: column; gap: 4px; }
.cads .cads-rev { width: 100%; height: auto; padding: 6px 8px; display: grid; grid-template-columns: auto 1fr; gap: 2px 8px; text-align: left; background: none; border-color: var(--border); }
.cads .cads-rev--on { border-color: var(--accent-cyan); background: color-mix(in srgb, var(--accent-cyan) 8%, transparent); }
.cads-rev-num { font-family: var(--font-mono); color: var(--accent-cyan); }
.cads-rev-note { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-mid); }
.cads-rev-time { grid-column: 1 / -1; font-size: 0.6875rem; color: var(--text-low); }
.cads-main { display: flex; flex-direction: column; gap: var(--sp-8); min-width: 0; min-height: 0; }
.cads-controls { display: flex; flex-wrap: wrap; gap: var(--sp-8); align-items: center; font-size: var(--label-sm); color: var(--text-mid); }
.cads-controls label { display: inline-flex; gap: 6px; align-items: center; }
.cads-details { overflow-y: auto; display: flex; flex-direction: column; gap: var(--sp-8); font-size: var(--label-sm); }
.cads-details h4 { margin: 4px 0 0; font-size: var(--label-sm); color: var(--text-low); text-transform: uppercase; letter-spacing: 0.08em; }
.cads-samplenote { margin: 0; padding: 6px 8px; color: var(--status-warn); border: 1px solid color-mix(in srgb, var(--status-warn) 40%, transparent); border-radius: var(--r-sm); }
.cads-class { display: flex; flex-direction: column; gap: 2px; padding: 6px 8px; border-radius: var(--r-sm); border: 1px solid var(--border-strong); }
.cads-class b { color: var(--text-hi); font-weight: 600; }
.cads-class span { color: var(--text-mid); }
.cads-class--generated b { color: var(--accent-blue); }
.cads-class--geometry_validated b { color: var(--accent-cyan); }
.cads-class--engineering_validated b { color: var(--status-ok); }
.cads-meta { margin: 0; display: flex; flex-direction: column; gap: 3px; }
.cads-meta div { display: grid; grid-template-columns: 64px 1fr; gap: 6px; }
.cads-meta dt { color: var(--text-low); }
.cads-meta dd { margin: 0; color: var(--text-hi); overflow-wrap: anywhere; }
.cads-params { width: 100%; border-collapse: collapse; font-family: var(--font-mono); font-size: var(--mono-sm); }
.cads-params th, .cads-params td { text-align: left; padding: 2px 4px; border-bottom: 1px solid var(--border); font-weight: 400; }
.cads-params thead th { color: var(--text-low); }
.cads-param--changed td { color: var(--status-warn); }
.cads-valid { margin: 0; color: var(--text-mid); }
.cads-checks, .cads-files { margin: 0; padding-left: 1.1em; color: var(--text-mid); }
.cads-files { list-style: none; padding: 0; }
.cads-files li { display: flex; flex-direction: column; padding: 2px 0; border-bottom: 1px solid var(--border); }
.cads-files li span:first-child { font-family: var(--font-mono); color: var(--text-hi); overflow-wrap: anywhere; }
.cads-check--failed { color: var(--status-error); }
.cads-check--passed { color: var(--status-ok); }

.cadv { display: flex; flex-direction: column; gap: 6px; min-height: 0; flex: 1; background: var(--surface-0); }
.cadv:fullscreen { padding: var(--sp-12); }
.cadv-toolbar { display: flex; flex-wrap: wrap; gap: 4px; }
.cadv-toolbar button { height: 28px; padding: 0 8px; }
.cadv-stage { position: relative; flex: 1; min-height: 300px; border: 1px solid var(--border); border-radius: var(--r-md); overflow: hidden; }
.cadv-stage:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; }
.cadv-canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; display: block; touch-action: none; }
.cadv-overlay { position: absolute; inset: 0; display: grid; place-items: center; padding: var(--sp-16); text-align: center; color: var(--text-mid); font-size: var(--label-sm); background: color-mix(in srgb, var(--surface-0) 80%, transparent); z-index: 2; }
.cadv-overlay--error { color: var(--status-error); }
.cadv-sample-tag, .cadv-compare-tag, .cadv-dims {
  position: absolute; z-index: 1; font-family: var(--font-mono); font-size: 0.6875rem;
  padding: 3px 6px; border-radius: 4px; background: color-mix(in srgb, var(--surface-0) 85%, transparent); border: 1px solid var(--border-strong);
}
.cadv-sample-tag { top: 8px; left: 8px; color: var(--status-warn); border-color: color-mix(in srgb, var(--status-warn) 50%, transparent); }
.cadv-compare-tag { top: 8px; right: 8px; color: var(--status-warn); }
.cadv-dims { bottom: 8px; left: 8px; display: flex; gap: 10px; color: var(--accent-cyan); }
.cadv-stats { display: flex; flex-wrap: wrap; gap: 4px 14px; font-family: var(--font-mono); font-size: var(--mono-sm); color: var(--text-mid); }

/* The living core is interactive, so it must not float (sticky) over widgets below it. */
.ai-core-cell { position: relative; top: auto; z-index: 1; }
.cads-class--sample b { color: var(--status-warn); }
@media (max-width: 820px) {
  .ai-core-cell { height: auto; }
  .icore { grid-template-rows: 240px auto; }
}
@media (max-width: 820px) { .icore { height: auto; } }
@media (max-width: 820px) { .ai-core-cell { min-height: auto; } }