:root {
  color-scheme: dark;
  --bg: #07090d;
  --panel: #10141b;
  --panel-2: #161b24;
  --line: #263241;
  --text: #f3f7fb;
  --muted: #94a3b8;
  --cyan: #58e8ff;
  --pink: #ff78bb;
  --green: #61d784;
  --amber: #ffc857;
  --danger: #ff637d;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: radial-gradient(circle at 50% 0%, #15212b 0, #07090d 42rem);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

button, input { font: inherit; }
button { cursor: pointer; }

.app-shell {
  min-height: 100svh;
  display: grid;
  grid-template-columns: 18rem 1fr;
}

.sidebar {
  border-right: 1px solid var(--line);
  background: rgba(8, 12, 18, 0.86);
  backdrop-filter: blur(18px);
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 1.3rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: .85rem;
  min-height: 4.25rem;
}

.brand p, .panel-head p, #statusLine {
  margin: 0;
  color: var(--pink);
  text-transform: uppercase;
  font-weight: 800;
  font-size: .72rem;
}

.brand h1, .topbar h2, .panel-head h3 {
  margin: .12rem 0 0;
  line-height: 1;
}

.mini-orb, .orb-button {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: 1px solid rgba(88, 232, 255, .55);
  background:
    radial-gradient(circle, #dffbff 0 9%, #58e8ff 10% 16%, transparent 17%),
    conic-gradient(from 40deg, transparent, rgba(88,232,255,.9), transparent, rgba(255,120,187,.8), transparent);
  box-shadow: 0 0 26px rgba(88, 232, 255, .26), inset 0 0 18px rgba(88, 232, 255, .22);
}

nav { display: grid; gap: .45rem; }
.nav, .ghost-btn, .icon-btn, .composer button, .voice-actions button {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(16, 20, 27, .88);
  border-radius: .7rem;
  min-height: 2.8rem;
}

.nav {
  text-align: left;
  padding: 0 .9rem;
  font-weight: 750;
}

.nav.active {
  border-color: rgba(88, 232, 255, .7);
  background: linear-gradient(90deg, rgba(88,232,255,.18), rgba(255,120,187,.08));
}

.side-footer {
  margin-top: auto;
  display: grid;
  gap: .65rem;
  color: var(--muted);
  font-size: .85rem;
}
.side-footer a { color: var(--cyan); text-decoration: none; }

main {
  min-width: 0;
  display: grid;
  grid-template-rows: auto 1fr;
  height: 100svh;
}

.topbar {
  min-height: 4.6rem;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: .9rem;
  padding: .85rem 1rem;
  background: rgba(7, 9, 13, .75);
  backdrop-filter: blur(14px);
}

.topbar > div { flex: 1; min-width: 0; }
.icon-btn { display: none; width: 2.8rem; }
.ghost-btn { padding: 0 .95rem; color: var(--cyan); }

.view {
  min-height: 0;
  overflow: auto;
  display: none;
  padding: 1rem;
}
.view.active { display: block; }

#chatView.active {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: .8rem;
}

.messages {
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: .8rem;
  padding: .3rem;
}

.msg {
  max-width: min(48rem, 86%);
  padding: .9rem 1rem;
  border: 1px solid rgba(255,255,255,.07);
  border-radius: .85rem;
  background: rgba(22, 27, 36, .95);
  line-height: 1.45;
  white-space: pre-wrap;
}

.msg.user {
  align-self: flex-end;
  background: rgba(32, 91, 54, .9);
}

.msg.assistant {
  align-self: flex-start;
  box-shadow: inset 3px 0 0 rgba(88, 232, 255, .55);
}

.composer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: .6rem;
  border: 1px solid var(--line);
  background: rgba(9, 12, 18, .86);
  padding: .55rem;
  border-radius: 1rem;
}

.composer input {
  min-width: 0;
  border: 1px solid var(--line);
  background: #090b10;
  color: var(--text);
  border-radius: .75rem;
  padding: 0 .9rem;
}

.composer button[type="submit"], .voice-actions button:first-child {
  background: var(--green);
  color: #041008;
  border: 0;
  font-weight: 850;
  padding: 0 1.2rem;
}

.orb-button { width: 3rem; height: 3rem; padding: 0; }

.voice-stage {
  min-height: calc(100svh - 6.6rem);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(88,232,255,.25);
  background:
    radial-gradient(circle at center, rgba(88,232,255,.13), transparent 20rem),
    linear-gradient(180deg, rgba(11,18,26,.92), rgba(7,9,13,.96));
  display: grid;
  place-items: center;
  align-content: center;
  gap: 1rem;
}

.hud-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(88,232,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(88,232,255,.055) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle, black, transparent 74%);
}

.voice-orb {
  width: min(58vw, 21rem);
  aspect-ratio: 1;
  position: relative;
  display: grid;
  place-items: center;
  filter: drop-shadow(0 0 28px rgba(88,232,255,.32));
}

.voice-orb .ring, .voice-orb .core {
  position: absolute;
  border-radius: 50%;
}

.voice-orb .ring {
  inset: 6%;
  border: 2px solid rgba(88,232,255,.38);
  animation: spin 9s linear infinite;
}
.voice-orb .r2 {
  inset: 17%;
  border-color: rgba(255,120,187,.36);
  animation-duration: 6s;
  animation-direction: reverse;
}
.voice-orb .r3 {
  inset: 29%;
  border-style: dashed;
  animation-duration: 4s;
}
.voice-orb .core {
  width: 35%;
  aspect-ratio: 1;
  background: radial-gradient(circle, #fff 0 8%, var(--cyan) 9% 34%, transparent 35%), conic-gradient(var(--cyan), var(--pink), var(--cyan));
  box-shadow: 0 0 60px rgba(88,232,255,.7), inset 0 0 20px rgba(255,255,255,.45);
}
.voice-orb[data-state="recording"] { animation: pulse 820ms ease-in-out infinite; }
.voice-orb[data-state="recording"] .core {
  transform: scale(calc(1 + (var(--voice-level, 0) * .32)));
}
.voice-orb[data-state="recording"] .ring {
  opacity: calc(.48 + (var(--voice-level, 0) * .5));
}
.voice-orb[data-state="thinking"] .ring { animation-duration: 2.1s; }
.voice-orb[data-state="speaking"] .core { animation: speak 420ms ease-in-out infinite alternate; }

.voice-label {
  z-index: 1;
  margin: 0;
  color: var(--pink);
  font-weight: 900;
  letter-spacing: .12em;
}
.voice-stage h3 { z-index: 1; margin: 0; font-size: clamp(1.7rem, 4vw, 3.4rem); }
#voiceTranscript { z-index: 1; margin: 0; color: var(--muted); max-width: 44rem; text-align: center; padding: 0 1rem; }
.voice-actions { z-index: 1; display: flex; gap: .75rem; }
.voice-actions button { padding: 0 1rem; }

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: .85rem;
}

.card, .row-item {
  border: 1px solid var(--line);
  background: rgba(16, 20, 27, .9);
  border-radius: .8rem;
  padding: .95rem;
}
.card h4, .row-item h4 { margin: 0 0 .45rem; }
.card p, .row-item p { margin: .35rem 0; color: var(--muted); }
.list { display: grid; gap: .7rem; }
.pill { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: .18rem .5rem; color: var(--cyan); font-size: .78rem; margin: .15rem .2rem .15rem 0; }
.bad { color: var(--danger); }
.ok { color: var(--green); }

.login-body {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 1rem;
}
.login-panel {
  width: min(25rem, 100%);
  border: 1px solid var(--line);
  background: rgba(16,20,27,.9);
  padding: 1.4rem;
  border-radius: 1rem;
  box-shadow: 0 24px 70px #0009;
}
.login-panel h1 { margin: .25rem 0 1rem; font-size: 2.5rem; }
.login-panel label { display: grid; gap: .35rem; margin: .85rem 0; color: var(--muted); }
.login-panel input {
  border: 1px solid var(--line);
  background: #07090d;
  color: var(--text);
  min-height: 3rem;
  border-radius: .7rem;
  padding: 0 .85rem;
}
.login-panel button {
  width: 100%;
  min-height: 3rem;
  border: 0;
  border-radius: .7rem;
  background: var(--green);
  color: #041008;
  font-weight: 850;
}
.login-error { border: 1px solid rgba(255,99,125,.5); background: rgba(255,99,125,.12); padding: .7rem; border-radius: .65rem; color: #ffd4dc; }
.login-orb { width: 4.5rem; height: 4.5rem; border-radius: 50%; margin-bottom: .7rem; background: conic-gradient(var(--cyan), var(--pink), var(--cyan)); box-shadow: 0 0 40px rgba(88,232,255,.38); }
.eyebrow { color: var(--pink); text-transform: uppercase; font-weight: 900; margin: 0; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 50% { transform: scale(1.035); } }
@keyframes speak { to { transform: scale(1.14); filter: brightness(1.25); } }

@media (max-width: 820px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(19rem, 84vw);
    z-index: 5;
    transform: translateX(-105%);
    transition: transform .2s ease;
  }
  body.menu-open .sidebar { transform: translateX(0); }
  .icon-btn { display: block; }
  main { height: 100svh; }
  .view { padding: .75rem; }
  .msg { max-width: 94%; }
  .composer { grid-template-columns: auto 1fr; }
  .composer button[type="submit"] { grid-column: 1 / -1; min-height: 3rem; }
  .voice-stage { min-height: calc(100svh - 6rem); border-left: 0; border-right: 0; }
}