/* ============================================================================
   JARVIS HUD — arc-reactor cyan theme (movie logo reference)
   Component architecture ported from jarvis1/src/index.css, recolored from
   matrix-green to ice-blue/cyan with amber accent. Fonts self-hosted.
   ========================================================================== */

@font-face {
  font-family: 'Inter';
  src: url('../fonts/InterVariable.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('../fonts/JetBrainsMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('../fonts/JetBrainsMono-Bold.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'Michroma';
  src: url('../fonts/Michroma.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}

:root {
  --font-sans: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --font-hud: 'Michroma', 'Inter', sans-serif;

  /* Core surfaces — near-black with a blue tint */
  --void: #030a12;
  --abyss: #05101b;
  --panel: #081624;
  --panel-2: #0b1c2e;
  --raise: #102639;
  --line: #123047;
  --line-2: #1b4563;

  /* Arc-reactor cyan scale */
  --arc: #5fd4ff;
  --arc-dim: #3aa6d4;
  --arc-deep: #155a7d;
  --arc-ghost: #0d2c40;
  --ice: #c9f1ff;

  /* Text */
  --ink: #d7e9f2;
  --ink-dim: #8fb2c4;
  --ink-faint: #557a90;

  /* Status accents */
  --amber: #ffb454;
  --red: #ff5c5c;
  --green: #3ddc97;

  --glow: 0 0 14px 0 rgba(95, 212, 255, 0.22);
  --glow-lg: 0 0 34px 2px rgba(95, 212, 255, 0.16);
  --glow-amber: 0 0 14px 0 rgba(255, 180, 84, 0.30);
}

* { box-sizing: border-box; }

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

body {
  background-color: var(--void);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  overflow: hidden; /* app shell: all scrolling happens inside panels, never the page */
  /* Blueprint backdrop: fine grid + coarse grid + top glow + vignette */
  background-image:
    radial-gradient(1200px 500px at 50% -10%, rgba(95, 212, 255, 0.07), transparent 70%),
    linear-gradient(rgba(95, 212, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 212, 255, 0.028) 1px, transparent 1px),
    linear-gradient(rgba(95, 212, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 212, 255, 0.045) 1px, transparent 1px);
  background-size: 100% 100%, 32px 32px, 32px 32px, 160px 160px, 160px 160px;
  background-attachment: fixed;
}

::selection { background: rgba(95, 212, 255, 0.28); }

/* ---- Scrollbars: thin, tactical ---- */
* { scrollbar-width: thin; scrollbar-color: var(--line-2) transparent; }
*::-webkit-scrollbar { width: 6px; height: 6px; }
*::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 3px; }
*::-webkit-scrollbar-track { background: transparent; }

a { color: var(--arc); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- HUD utilities (ported from jarvis1) ---- */

.hud-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.hud-panel {
  position: relative;
  background: linear-gradient(160deg, rgba(11, 28, 46, 0.78), rgba(6, 15, 26, 0.92));
  border: 1px solid var(--line);
  border-radius: 4px;
  backdrop-filter: blur(6px);
}
.hud-panel:hover { border-color: var(--line-2); }

.hud-corners::before, .hud-corners::after {
  content: ''; position: absolute; width: 10px; height: 10px; pointer-events: none;
}
.hud-corners::before {
  top: -1px; left: -1px;
  border-top: 1px solid var(--arc-dim); border-left: 1px solid var(--arc-dim);
}
.hud-corners::after {
  bottom: -1px; right: -1px;
  border-bottom: 1px solid var(--arc-dim); border-right: 1px solid var(--arc-dim);
}

@keyframes hud-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 7px 1px rgba(95, 212, 255, 0.55); }
  50% { opacity: 0.55; box-shadow: 0 0 2px 0 rgba(95, 212, 255, 0.2); }
}
.hud-live { animation: hud-pulse 2.4s ease-in-out infinite; }

@keyframes hud-pulse-amber {
  0%, 100% { opacity: 1; box-shadow: 0 0 7px 1px rgba(255, 180, 84, 0.55); }
  50% { opacity: 0.55; box-shadow: 0 0 2px 0 rgba(255, 180, 84, 0.2); }
}
.hud-live-amber { animation: hud-pulse-amber 1.4s ease-in-out infinite; }

@keyframes hud-fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.hud-enter { animation: hud-fade-in 0.45s ease-out both; }

/* ---- App shell ---- */

.shell { display: grid; grid-template-columns: 288px 1fr; height: 100vh; }

.sidebar {
  display: flex; flex-direction: column;
  height: 100vh; min-height: 0; overflow: hidden; /* bound the column so only .conv-list scrolls */
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(8, 22, 36, 0.85), rgba(4, 11, 19, 0.95));
  backdrop-filter: blur(8px);
  min-width: 0;
}

.brand {
  flex-shrink: 0;
  display: flex; align-items: center; gap: 14px;
  padding: 18px 18px 14px;
  border-bottom: 1px solid var(--line);
}
.brand-ring { width: 44px; height: 44px; flex: none; }
.brand-name {
  font-family: var(--font-hud);
  font-size: 1.02rem;
  letter-spacing: 0.14em;
  color: var(--ice);
  text-shadow: 0 0 18px rgba(95, 212, 255, 0.45);
}
.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--ink-faint);
  margin-top: 3px;
  text-transform: uppercase;
}

.nav-section { flex-shrink: 0; padding: 14px 12px 6px; }
.sidebar > .hud-label { flex-shrink: 0; }
.conv-list { flex: 1; min-height: 0; overflow-y: auto; padding: 4px 12px 12px; }
.conv-item {
  display: block; width: 100%; text-align: left;
  padding: 9px 11px; margin-bottom: 4px;
  background: transparent; border: 1px solid transparent; border-radius: 4px;
  color: var(--ink-dim); font-family: var(--font-sans); font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  transition: all 0.15s ease;
}
.conv-item:hover { background: var(--arc-ghost); color: var(--ink); border-color: var(--line); }
.conv-item.active {
  background: linear-gradient(90deg, rgba(95, 212, 255, 0.12), rgba(95, 212, 255, 0.03));
  border-color: var(--line-2); color: var(--ice);
}

.btn-new {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 9px;
  background: var(--arc-ghost); border: 1px solid var(--line-2); border-radius: 4px;
  color: var(--arc); font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.12em; text-transform: uppercase; cursor: pointer;
  transition: all 0.15s ease;
}
.btn-new:hover { background: rgba(95, 212, 255, 0.16); box-shadow: var(--glow); }

.sidebar-footer {
  flex-shrink: 0;
  padding: 12px 16px; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between;
}

/* ---- Main column ---- */

.main { display: flex; flex-direction: column; min-width: 0; height: 100vh; }

.topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 14, 24, 0.7);
  backdrop-filter: blur(8px);
}
.topbar-title {
  font-size: 0.95rem; font-weight: 600; color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.badge {
  font-family: var(--font-mono); font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.14em; padding: 3px 9px; border-radius: 3px;
  border: 1px solid var(--line-2); color: var(--arc);
  background: var(--arc-ghost); flex: none;
}
.badge.amber { color: var(--amber); border-color: rgba(255, 180, 84, 0.35); background: rgba(255, 180, 84, 0.08); }

.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--arc); flex: none; }
.status-dot.amber { background: var(--amber); }

/* ---- NO-AI mode banner (COST_LIMIT_MONTH reached) ---- */
.noai-banner {
  font-family: var(--font-mono); font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase; text-align: center;
  padding: 7px 22px;
  color: var(--red);
  background: rgba(255, 92, 92, 0.08);
  border-bottom: 1px solid rgba(255, 92, 92, 0.35);
  text-shadow: 0 0 10px rgba(255, 92, 92, 0.45);
}

/* ---- Messages ---- */

.stream { flex: 1; min-height: 0; overflow-y: auto; padding: 26px 0 12px; }
.stream-inner { max-width: 860px; margin: 0 auto; padding: 0 26px; }

.msg { display: flex; gap: 14px; margin-bottom: 22px; }
.msg-avatar { width: 34px; height: 34px; flex: none; margin-top: 2px; }
.msg-body { min-width: 0; flex: 1; }
.msg-meta {
  display: flex; align-items: baseline; gap: 10px; margin-bottom: 5px;
}
.msg-author {
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase;
}
.msg.assistant .msg-author { color: var(--arc); }
.msg.user .msg-author { color: var(--ink-faint); }
.msg-time { font-family: var(--font-mono); font-size: 0.62rem; color: var(--ink-faint); }

.msg-content { line-height: 1.62; color: var(--ink); overflow-wrap: break-word; }
.msg.user .msg-content {
  background: linear-gradient(160deg, rgba(16, 38, 57, 0.55), rgba(8, 22, 36, 0.65));
  border: 1px solid var(--line); border-radius: 4px;
  padding: 10px 14px;
}

.msg-content p { margin: 0 0 0.7em; }
.msg-content p:last-child { margin-bottom: 0; }
.msg-content pre {
  background: rgba(3, 10, 18, 0.85); border: 1px solid var(--line);
  border-radius: 4px; padding: 12px 14px; overflow-x: auto;
  font-family: var(--font-mono); font-size: 0.82rem;
}
.msg-content code {
  font-family: var(--font-mono); font-size: 0.85em;
  background: rgba(95, 212, 255, 0.08); border-radius: 3px; padding: 1px 5px;
  color: var(--ice);
}
.msg-content pre code { background: none; padding: 0; color: var(--ink); }
.msg-content ul, .msg-content ol { margin: 0.4em 0 0.7em; padding-left: 1.4em; }
.msg-content li { margin-bottom: 0.25em; }
.msg-content h1, .msg-content h2, .msg-content h3 {
  font-size: 1rem; color: var(--ice); margin: 1em 0 0.4em;
}
.msg-content blockquote {
  margin: 0.6em 0; padding: 4px 14px; border-left: 2px solid var(--arc-deep);
  color: var(--ink-dim);
}
.msg-content table { border-collapse: collapse; margin: 0.6em 0; font-size: 0.88rem; }
.msg-content th, .msg-content td { border: 1px solid var(--line); padding: 5px 11px; }
.msg-content th { background: var(--arc-ghost); color: var(--ice); font-weight: 600; }
.msg-content hr { border: none; border-top: 1px solid var(--line); margin: 1em 0; }

.msg-images { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.msg-images img {
  max-width: 220px; max-height: 160px; border-radius: 4px;
  border: 1px solid var(--line-2); display: block;
}

.cursor-blink {
  display: inline-block; width: 8px; height: 1.05em; margin-left: 2px;
  background: var(--arc); vertical-align: text-bottom;
  animation: hud-pulse 1s ease-in-out infinite;
}

/* ---- Hero (empty conversation) ---- */

.hero {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 26px;
  padding-bottom: 8vh;
}
.hero-ring { width: 220px; height: 220px; }
.hero-title {
  font-family: var(--font-hud); font-size: 1.5rem; letter-spacing: 0.28em;
  color: var(--ice); text-shadow: 0 0 26px rgba(95, 212, 255, 0.5);
}
.hero-sub {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.2em;
  color: var(--ink-faint); text-transform: uppercase;
}

/* ---- Composer ---- */

.composer-wrap { padding: 10px 26px 20px; }
.composer {
  max-width: 860px; margin: 0 auto;
  display: flex; align-items: flex-end; gap: 12px;
  background: linear-gradient(160deg, rgba(11, 28, 46, 0.85), rgba(6, 15, 26, 0.95));
  border: 1px solid var(--line-2); border-radius: 6px;
  padding: 10px 12px;
  box-shadow: var(--glow);
}
.composer:focus-within { border-color: var(--arc-deep); box-shadow: var(--glow-lg); }

.composer textarea {
  flex: 1; resize: none; border: none; outline: none; background: transparent;
  color: var(--ink); font-family: var(--font-sans); font-size: 0.95rem;
  line-height: 1.5; max-height: 200px; min-height: 24px; padding: 6px 2px;
}
.composer textarea::placeholder { color: var(--ink-faint); }

.icon-btn {
  display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; flex: none;
  background: transparent; border: 1px solid var(--line); border-radius: 4px;
  color: var(--ink-dim); cursor: pointer; transition: all 0.15s ease;
}
.icon-btn:hover { color: var(--arc); border-color: var(--line-2); background: var(--arc-ghost); }

.pending-uploads { display: flex; gap: 8px; max-width: 860px; margin: 0 auto 8px; flex-wrap: wrap; }
.pending-uploads .thumb {
  position: relative; width: 62px; height: 62px; border-radius: 4px;
  border: 1px solid var(--line-2); overflow: hidden;
}
.pending-uploads .thumb img { width: 100%; height: 100%; object-fit: cover; }
.pending-uploads .thumb button {
  position: absolute; top: 1px; right: 1px; width: 18px; height: 18px;
  background: rgba(3, 10, 18, 0.85); border: 1px solid var(--line-2); border-radius: 3px;
  color: var(--red); font-size: 11px; line-height: 1; cursor: pointer; padding: 0;
}

/* ---- Arc reactor ring (send/status button) ---- */

.reactor-btn {
  position: relative; width: 52px; height: 52px; flex: none;
  background: none; border: none; padding: 0; cursor: pointer;
}
.reactor { width: 100%; height: 100%; display: block; }

.reactor .r-outer { transform-origin: 50% 50%; animation: spin 46s linear infinite; }
.reactor .r-ticks { transform-origin: 50% 50%; animation: spin-rev 70s linear infinite; }
.reactor .r-accent { transform-origin: 50% 50%; animation: spin 24s linear infinite; }
.reactor .r-core { transition: all 0.25s ease; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spin-rev { to { transform: rotate(-360deg); } }

/* state: thinking — amber, fast */
.reactor-btn.thinking .r-outer { animation-duration: 5s; stroke: var(--amber); }
.reactor-btn.thinking .r-ticks { animation-duration: 9s; stroke: var(--amber); }
.reactor-btn.thinking .r-accent { animation-duration: 3s; stroke: var(--amber); }
.reactor-btn.thinking .r-core { fill: var(--amber); filter: drop-shadow(0 0 8px rgba(255, 180, 84, 0.9)); }

/* state: listening — bright cyan pulse */
.reactor-btn.listening .r-core {
  fill: var(--ice);
  filter: drop-shadow(0 0 10px rgba(95, 212, 255, 1));
  animation: hud-pulse 1.1s ease-in-out infinite;
}
.reactor-btn.listening .r-outer { animation-duration: 10s; }

/* state: speaking — steady bright glow, faster inner motion */
.reactor-btn.speaking .r-core { fill: var(--ice); filter: drop-shadow(0 0 12px rgba(201, 241, 255, 1)); }
.reactor-btn.speaking .r-ticks { animation-duration: 14s; }

.reactor-btn:hover .r-core { filter: drop-shadow(0 0 9px rgba(95, 212, 255, 0.95)); }

/* mic + toggle buttons */
.mic-btn.recording {
  color: var(--red); border-color: rgba(255, 92, 92, 0.5);
  background: rgba(255, 92, 92, 0.08);
  animation: hud-pulse-amber 1.2s ease-in-out infinite;
}
.icon-btn.active-toggle {
  color: var(--arc); border-color: var(--arc-deep);
  background: var(--arc-ghost); box-shadow: var(--glow);
}

/* ---- Login ---- */

.login-wrap {
  height: 100vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 30px;
}
.login-card {
  width: 340px; padding: 28px; text-align: center;
}
.login-card input[type="password"] {
  width: 100%; padding: 11px 14px; margin: 18px 0 14px;
  background: rgba(3, 10, 18, 0.8); border: 1px solid var(--line-2); border-radius: 4px;
  color: var(--ice); font-family: var(--font-mono); font-size: 1rem;
  letter-spacing: 0.3em; text-align: center; outline: none;
}
.login-card input[type="password"]:focus { border-color: var(--arc-deep); box-shadow: var(--glow); }
.btn-primary {
  width: 100%; padding: 11px;
  background: var(--arc-ghost); border: 1px solid var(--line-2); border-radius: 4px;
  color: var(--arc); font-family: var(--font-mono); font-size: 0.78rem;
  letter-spacing: 0.18em; text-transform: uppercase; cursor: pointer;
  transition: all 0.15s ease;
}
.btn-primary:hover { background: rgba(95, 212, 255, 0.16); box-shadow: var(--glow); }
.login-error { color: var(--red); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; }

/* ---- Tool chips + search cards ---- */

.tool-chips { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.tool-chip {
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em;
  padding: 3px 9px; border-radius: 3px; border: 1px solid var(--line-2);
  color: var(--ink-dim); background: var(--arc-ghost);
}
.tool-chip.run { color: var(--amber); border-color: rgba(255,180,84,0.4); animation: hud-pulse-amber 1.4s ease-in-out infinite; }
.tool-chip.ok { color: var(--green); border-color: rgba(61,220,151,0.35); }
.tool-chip.err { color: var(--red); border-color: rgba(255,92,92,0.4); }

.search-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; margin: 4px 0 20px 48px; }
.search-card { display: block; padding: 11px 13px; text-decoration: none; }
.search-card:hover { text-decoration: none; box-shadow: var(--glow); }
.sc-title { font-size: 0.85rem; font-weight: 600; color: var(--ice); margin-bottom: 4px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sc-url { font-family: var(--font-mono); font-size: 0.62rem; color: var(--arc-dim);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- Confirmation modal (§13 graduated trust) ---- */

.modal-overlay {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(2, 7, 12, 0.72); backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
}
.confirm-card { width: 460px; max-width: 92vw; padding: 22px; }
.confirm-tool {
  font-family: var(--font-hud); font-size: 1.05rem; letter-spacing: 0.12em;
  color: var(--ice); margin: 10px 0 4px;
}
.confirm-desc { color: var(--ink-dim); font-size: 0.9rem; margin-bottom: 10px; }
.confirm-args {
  background: rgba(3, 10, 18, 0.85); border: 1px solid var(--line);
  border-radius: 4px; padding: 10px 12px; max-height: 180px; overflow: auto;
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--ink);
}
.confirm-actions { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }

/* ---- Toasts ---- */

.toasts { position: fixed; top: 18px; right: 18px; z-index: 100; display: flex; flex-direction: column; gap: 8px; }
.toast {
  min-width: 260px; max-width: 380px; padding: 11px 14px;
  font-size: 0.85rem; color: var(--ink);
}
.toast .t-title { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 3px; }
.toast.info .t-title { color: var(--arc); }
.toast.warn .t-title { color: var(--amber); }
.toast.error .t-title { color: var(--red); }

/* ---- Utility ---- */

.grow { flex: 1; }
.link-btn {
  background: none; border: none; padding: 0; cursor: pointer;
  color: var(--ink-faint); font-family: var(--font-mono); font-size: 0.66rem;
  letter-spacing: 0.12em; text-transform: uppercase;
}
.link-btn:hover { color: var(--arc); }

@media (prefers-reduced-motion: reduce) {
  .hud-live, .hud-live-amber, .hud-enter,
  .reactor .r-outer, .reactor .r-ticks, .reactor .r-accent { animation: none; }
}

@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
}

/* ---- Pages: /memory /files /settings (M3) ---- */

.page-nav { display: flex; flex-direction: column; gap: 2px; padding: 12px; border-bottom: 1px solid var(--line); }
.page-nav.compact {
  flex-shrink: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px;
  border-bottom: none; border-top: 1px solid var(--line); padding: 10px 12px;
}
.page-nav-item {
  display: block; padding: 8px 11px; border-radius: 4px;
  color: var(--ink-dim); font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none;
  border: 1px solid transparent; transition: all 0.15s ease;
}
.page-nav.compact .page-nav-item {
  padding: 6px 2px; font-size: 0.58rem; letter-spacing: 0.1em; text-align: center;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.page-nav-item:hover { color: var(--ink); background: var(--arc-ghost); border-color: var(--line); }
.page-nav-item.active {
  color: var(--ice);
  background: linear-gradient(90deg, rgba(95, 212, 255, 0.12), rgba(95, 212, 255, 0.03));
  border-color: var(--line-2);
}

.page-body { flex: 1; min-height: 0; overflow-y: auto; padding: 22px; }
.page-toolbar { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.page-note {
  margin-bottom: 14px; padding: 10px 14px; border: 1px solid var(--line-2); border-radius: 4px;
  background: var(--arc-ghost); color: var(--ice); font-size: 0.85rem;
}
.page-note.error { border-color: rgba(255, 107, 107, 0.4); color: var(--red); background: rgba(255, 107, 107, 0.06); }
.empty-note { color: var(--ink-faint); font-size: 0.88rem; padding: 26px; text-align: center; }

.hud-input {
  background: rgba(5, 14, 24, 0.8); border: 1px solid var(--line); border-radius: 4px;
  color: var(--ink); font-family: var(--font-sans); font-size: 0.85rem;
  padding: 8px 11px; outline: none; min-width: 200px;
}
.hud-input:focus { border-color: var(--line-2); box-shadow: var(--glow); }
select.hud-input option { background: var(--abyss); }

.chip-btn {
  padding: 6px 11px; border-radius: 999px; cursor: pointer;
  background: transparent; border: 1px solid var(--line);
  color: var(--ink-dim); font-family: var(--font-mono); font-size: 0.64rem;
  letter-spacing: 0.12em; text-transform: uppercase; transition: all 0.15s ease;
}
.chip-btn:hover { color: var(--ink); border-color: var(--line-2); }
.chip-btn.active { color: var(--ice); background: var(--arc-ghost); border-color: var(--line-2); }

.data-list { display: flex; flex-direction: column; gap: 8px; max-width: 900px; }
.data-row { display: flex; align-items: flex-start; gap: 12px; padding: 12px 14px; }
.data-main { flex: 1; min-width: 0; }
.data-text { color: var(--ink); font-size: 0.9rem; line-height: 1.45; }
.data-meta { color: var(--ink-faint); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.08em; margin-top: 5px; }

.chip {
  flex: none; padding: 3px 9px; border-radius: 999px; margin-top: 2px;
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid var(--line);
}
.chip.cat-preference { color: var(--amber); border-color: rgba(255, 180, 84, 0.35); }
.chip.cat-fact { color: var(--arc); border-color: var(--line-2); }
.chip.cat-person { color: var(--green); border-color: rgba(94, 231, 165, 0.35); }
.chip.cat-project { color: var(--ice); border-color: var(--line-2); }

.icon-btn.danger:hover { color: var(--red); border-color: rgba(255, 107, 107, 0.5); }
.danger-text { color: var(--red) !important; }

/* /files */
.files-grid { display: grid; grid-template-columns: minmax(280px, 400px) 1fr; gap: 14px; height: calc(100% - 8px); min-height: 0; }
.file-list { overflow-y: auto; padding: 8px; }
.file-item {
  display: block; width: 100%; text-align: left; padding: 9px 11px; margin-bottom: 3px;
  background: transparent; border: 1px solid transparent; border-radius: 4px;
  cursor: pointer; transition: all 0.15s ease;
}
.file-item:hover { background: var(--arc-ghost); border-color: var(--line); }
.file-item.active {
  background: linear-gradient(90deg, rgba(95, 212, 255, 0.12), rgba(95, 212, 255, 0.03));
  border-color: var(--line-2);
}
.file-name { color: var(--ink); font-size: 0.83rem; word-break: break-all; }
.file-preview { overflow-y: auto; padding: 16px; }
.preview-text {
  white-space: pre-wrap; word-break: break-word; margin: 0;
  color: var(--ink-dim); font-family: var(--font-mono); font-size: 0.78rem; line-height: 1.55;
}

/* /settings */
.settings-grid { display: flex; flex-direction: column; gap: 16px; max-width: 760px; }
.settings-card { padding: 16px 18px; }
.settings-card > .hud-label { margin-bottom: 12px; display: block; }
.settings-text { color: var(--ink-dim); font-size: 0.85rem; line-height: 1.5; margin: 0 0 10px; }
.settings-text code, .setting-row code, .key-row code {
  font-family: var(--font-mono); font-size: 0.78rem; color: var(--ice);
  background: rgba(95, 212, 255, 0.07); padding: 1px 5px; border-radius: 3px;
}
.settings-actions { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.setting-row {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 9px 0; border-bottom: 1px solid var(--line);
}
.setting-row:last-of-type { border-bottom: none; }
.setting-row label { color: var(--ink-dim); font-size: 0.85rem; }
.setting-row .hud-input { min-width: 230px; }
.key-row {
  display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 7px 0;
  color: var(--ink-dim); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em;
}

/* /dashboard */
.stat-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat-tile { padding: 14px 16px; }
.stat-value {
  margin-top: 8px; color: var(--ice);
  font-family: var(--font-hud); font-size: 1.5rem; letter-spacing: 0.06em;
  text-shadow: 0 0 14px rgba(95, 212, 255, 0.35);
}
.dash-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 1100px; }
@media (max-width: 1000px) { .dash-grid { grid-template-columns: 1fr; } }
.action-row {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 0; border-bottom: 1px solid var(--line);
  font-size: 0.8rem; color: var(--ink-dim);
}
.action-row:last-child { border-bottom: none; }
.action-row code { font-family: var(--font-mono); color: var(--ice); font-size: 0.75rem; }