:root {
  color-scheme: dark;
  --bg: #071011;
  --panel: rgba(14, 29, 30, .84);
  --panel-strong: #102526;
  --line: rgba(130, 223, 205, .16);
  --text: #eefbf7;
  --muted: #8fa9a4;
  --mint: #70f5d2;
  --mint-strong: #21dcb1;
  --amber: #f5b86d;
  --danger: #ff827c;
  --shadow: 0 24px 90px rgba(0, 0, 0, .36);
}

* { box-sizing: border-box; }

html { min-height: 100%; background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Manrope, Inter, "Segoe UI", system-ui, sans-serif;
  background:
    radial-gradient(circle at 16% 2%, rgba(28, 115, 102, .24), transparent 34rem),
    radial-gradient(circle at 94% 90%, rgba(168, 99, 37, .14), transparent 30rem),
    linear-gradient(145deg, #071011, #091516 60%, #060d0e);
}

button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .46; }

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .16;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.18'/%3E%3C/svg%3E");
}

.hidden { display: none !important; }
.eyebrow { margin: 0 0 .25rem; color: var(--mint); font: 500 .73rem/1.4 "DM Mono", "Cascadia Mono", ui-monospace, monospace; letter-spacing: .16em; }
.muted { color: var(--muted); }

.lock-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.25rem;
}

.lock-card {
  width: min(100%, 29rem);
  padding: clamp(1.75rem, 6vw, 3rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: rgba(12, 25, 26, .88);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.lock-card h1 { margin: .6rem 0 .35rem; font-size: clamp(2.1rem, 8vw, 3.2rem); letter-spacing: -.06em; }
.lock-card form { margin-top: 2rem; }

.byte-mark {
  position: relative;
  width: 4.25rem;
  height: 4.25rem;
  display: grid;
  place-items: center;
  border: 1px solid rgba(112, 245, 210, .42);
  border-radius: 1.25rem 1.25rem 1.25rem .35rem;
  background: linear-gradient(145deg, rgba(112,245,210,.18), rgba(112,245,210,.03));
  box-shadow: inset 0 0 30px rgba(112,245,210,.08), 0 0 36px rgba(33,220,177,.1);
}

.byte-mark::after {
  content: "";
  position: absolute;
  width: .65rem;
  height: .16rem;
  top: 2.65rem;
  border-radius: 99px;
  background: var(--mint);
}

.byte-mark span { width: .46rem; height: .46rem; border-radius: 50%; background: var(--mint); box-shadow: 0 0 12px var(--mint); }
.byte-mark span:first-child { transform: translate(-.62rem, -.28rem); }
.byte-mark span:last-child { transform: translate(.62rem, -.74rem); }
.byte-mark.small { width: 3.15rem; height: 3.15rem; border-radius: .9rem .9rem .9rem .25rem; }
.byte-mark.small::after { top: 2rem; width: .5rem; }
.byte-mark.small span { width: .34rem; height: .34rem; }
.byte-mark.small span:first-child { transform: translate(-.45rem, -.18rem); }
.byte-mark.small span:last-child { transform: translate(.45rem, -.52rem); }

label { display: block; margin-bottom: .48rem; color: #bdd0cc; font-size: .83rem; font-weight: 700; }
input, textarea, select {
  width: 100%;
  color: var(--text);
  border: 1px solid rgba(148, 211, 199, .19);
  border-radius: .72rem;
  outline: 0;
  background: rgba(3, 12, 13, .58);
  padding: .82rem .9rem;
  transition: border-color .18s, box-shadow .18s;
}
input:focus, textarea:focus, select:focus { border-color: var(--mint); box-shadow: 0 0 0 3px rgba(112,245,210,.1); }
textarea { resize: vertical; line-height: 1.55; }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--mint) 50%), linear-gradient(135deg, var(--mint) 50%, transparent 50%); background-position: calc(100% - 1.05rem) 50%, calc(100% - .72rem) 50%; background-size: .34rem .34rem; background-repeat: no-repeat; }

.pin-row { display: grid; grid-template-columns: 1fr auto; gap: .65rem; }
.form-message { min-height: 1.3rem; color: var(--danger); font-size: .82rem; }

button {
  border: 0;
  border-radius: .7rem;
  color: var(--text);
  background: transparent;
}

.primary {
  color: #05201a;
  font-weight: 800;
  background: var(--mint);
  padding: .78rem 1.08rem;
  box-shadow: 0 8px 30px rgba(33, 220, 177, .2);
}
.primary:hover:not(:disabled) { background: #94ffe3; transform: translateY(-1px); }

.app-shell { width: min(100% - 2rem, 92rem); margin: 0 auto; padding: 1.35rem 0 1.5rem; }

.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.1rem; }
.brand { display: flex; align-items: center; gap: .8rem; }
.brand h1 { margin: 0; font-size: 1.45rem; line-height: 1; letter-spacing: .1em; }

.status-pill {
  display: flex;
  align-items: center;
  gap: .52rem;
  min-height: 2.45rem;
  padding: .55rem .82rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 99px;
  background: rgba(9, 20, 21, .7);
  font: 500 .72rem "DM Mono", monospace;
}
.status-pill i { width: .52rem; height: .52rem; border-radius: 50%; background: #546763; }
.status-pill.ready i { background: var(--mint); box-shadow: 0 0 10px var(--mint); }
.status-pill.loading i { background: var(--amber); box-shadow: 0 0 10px var(--amber); animation: blink 1s infinite; }

.dashboard { display: grid; grid-template-columns: minmax(28rem, .92fr) minmax(32rem, 1.08fr); gap: 1rem; }
.panel { border: 1px solid var(--line); border-radius: 1.25rem; background: var(--panel); box-shadow: 0 15px 50px rgba(0,0,0,.18); backdrop-filter: blur(18px); }
.voice-deck { grid-row: span 3; min-height: 45rem; padding: clamp(1.25rem, 3vw, 2rem); display: flex; flex-direction: column; }
.conversation { min-height: 20rem; padding: 1.35rem; }
.brain-panel, .voice-settings { padding: 1.35rem; }

.deck-topline, .section-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.deck-topline h2 { margin: .1rem 0 0; font: 500 clamp(1.75rem, 4vw, 2.7rem) "DM Mono", monospace; letter-spacing: .05em; }
.section-heading h2 { margin: .15rem 0 0; font-size: 1.15rem; letter-spacing: -.025em; }
.latency { color: var(--amber); font: 500 .76rem "DM Mono", monospace; }

.talkback-monitor { display: grid; grid-template-columns: minmax(11rem, .72fr) minmax(12rem, 1.28fr); align-items: center; gap: 1rem; margin-top: 1rem; padding: .85rem .95rem; border: 1px solid var(--line); border-radius: .85rem; background: rgba(3, 12, 13, .48); }
.talkback-mode { display: flex; align-items: center; gap: .72rem; min-width: 0; }
.talkback-mode i { flex: 0 0 auto; width: .72rem; height: .72rem; border-radius: 50%; background: #53635f; box-shadow: 0 0 0 .28rem rgba(83, 99, 95, .09); transition: background .2s, box-shadow .2s; }
.talkback-mode div { display: grid; min-width: 0; gap: .14rem; }
.talkback-mode strong { font: 700 .82rem "DM Mono", monospace; letter-spacing: .08em; }
.talkback-mode span { overflow: hidden; color: var(--muted); font-size: .78rem; text-overflow: ellipsis; white-space: nowrap; }
.talkback-monitor[data-mode="wake"] .talkback-mode i { background: var(--amber); box-shadow: 0 0 12px rgba(245, 184, 109, .8), 0 0 0 .28rem rgba(245, 184, 109, .1); }
.talkback-monitor[data-mode="active"] { border-color: rgba(112, 245, 210, .34); background: rgba(25, 94, 82, .12); }
.talkback-monitor[data-mode="active"] .talkback-mode i { background: var(--mint); box-shadow: 0 0 14px var(--mint), 0 0 0 .3rem rgba(112, 245, 210, .11); animation: blink 1.5s ease-in-out infinite; }
.mic-level { display: grid; gap: .42rem; }
.meter-copy { display: flex; justify-content: space-between; gap: 1rem; color: var(--muted); font: 500 .67rem "DM Mono", monospace; letter-spacing: .09em; }
.meter-copy output { color: #cfe4df; letter-spacing: 0; }
.meter-track { height: .62rem; overflow: hidden; border-radius: 99px; background: linear-gradient(90deg, rgba(112,245,210,.08), rgba(245,184,109,.1) 78%, rgba(255,130,124,.12)); box-shadow: inset 0 0 0 1px rgba(148, 211, 199, .1); }
.meter-track span { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #25cba7 0 68%, var(--amber) 85%, var(--danger)); box-shadow: 0 0 10px rgba(112,245,210,.4); transition: width .07s linear; }

.orb-wrap { position: relative; flex: 1; min-height: 19rem; display: grid; place-items: center; }
.voice-orb {
  position: relative;
  z-index: 2;
  width: clamp(8.5rem, 18vw, 11.5rem);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(112,245,210,.4);
  border-radius: 50%;
  background: radial-gradient(circle at 38% 32%, rgba(135,255,225,.28), rgba(25,101,91,.18) 38%, rgba(5,22,23,.9) 70%);
  box-shadow: inset 0 0 50px rgba(112,245,210,.1), 0 0 55px rgba(33,220,177,.13);
  transition: transform .35s, box-shadow .35s;
}
.orb-core { width: 42%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #c9fff0, var(--mint) 18%, #14967b 60%, #0b3d36); box-shadow: 0 0 44px rgba(112,245,210,.65); }
.orbit { position: absolute; border: 1px solid rgba(112,245,210,.13); border-radius: 50%; }
.orbit-one { width: 14rem; height: 14rem; border-style: dashed; animation: rotate 18s linear infinite; }
.orbit-two { width: 18rem; height: 18rem; border-color: rgba(245,184,109,.08); animation: rotate 28s linear infinite reverse; }
.voice-orb.active { transform: scale(1.04); box-shadow: inset 0 0 50px rgba(112,245,210,.18), 0 0 80px rgba(33,220,177,.28); }
.voice-orb.thinking { animation: breathe 1.35s ease-in-out infinite; }
.voice-orb.speaking .orb-core { animation: speakGlow .44s ease-in-out infinite alternate; }

.wave-bars { position: absolute; display: none; align-items: center; gap: .22rem; }
.voice-orb.speaking .wave-bars { display: flex; }
.voice-orb.speaking .orb-core { opacity: .22; }
.wave-bars b { width: .26rem; height: 1.5rem; border-radius: 99px; background: var(--mint); animation: wave .7s ease-in-out infinite alternate; }
.wave-bars b:nth-child(2), .wave-bars b:nth-child(4) { animation-delay: -.42s; }
.wave-bars b:nth-child(3) { animation-delay: -.18s; }

.load-copy { display: grid; text-align: center; gap: .22rem; margin-bottom: 1rem; }
.load-copy strong { font-size: 1.05rem; }
.load-copy span { color: var(--muted); font-size: .84rem; }
.main-actions { display: grid; grid-template-columns: 1fr 1fr auto; gap: .6rem; }
.load-button, .mic-button, .quiet-button { min-height: 3.15rem; padding: .75rem 1rem; font-weight: 800; }
.mic-button { display: flex; align-items: center; justify-content: center; gap: .55rem; border: 1px solid rgba(112,245,210,.27); background: rgba(112,245,210,.08); }
.mic-button svg { width: 1.1rem; fill: currentColor; }
.mic-button.listening { color: #071011; background: var(--amber); border-color: var(--amber); }
.quiet-button { border: 1px solid var(--line); color: var(--muted); }
.button-spinner { display: none; width: 1rem; height: 1rem; margin-right: .45rem; border: 2px solid rgba(5,32,26,.28); border-top-color: #05201a; border-radius: 50%; vertical-align: -.15rem; animation: rotate .7s linear infinite; }
.load-button.loading .button-spinner { display: inline-block; }

.model-strip { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 1rem; border-top: 1px solid var(--line); padding-top: 1rem; gap: .6rem; }
.model-strip div { min-width: 0; }
.model-strip span { display: block; color: var(--muted); font: 500 .62rem "DM Mono", monospace; letter-spacing: .12em; }
.model-strip strong { display: block; margin-top: .3rem; overflow: hidden; text-overflow: ellipsis; color: #cfe4df; font: 500 .72rem "DM Mono", monospace; white-space: nowrap; }

.icon-button { width: 2rem; height: 2rem; color: var(--muted); border: 1px solid var(--line); font-size: 1.2rem; }
.transcript { height: 15.6rem; margin-top: 1rem; overflow: auto; padding-right: .3rem; }
.empty-state { height: 100%; display: grid; place-content: center; text-align: center; color: var(--muted); }
.empty-state p { margin: .8rem 0 .25rem; }
.empty-state small { color: #647b77; }
.empty-line { width: 4rem; height: 1px; margin: 0 auto; background: var(--line); }
.message { display: grid; gap: .3rem; margin-bottom: .95rem; }
.message .role { color: var(--muted); font: 500 .63rem "DM Mono", monospace; letter-spacing: .11em; }
.message .bubble { width: fit-content; max-width: 88%; padding: .7rem .85rem; border-radius: .82rem .82rem .82rem .2rem; background: rgba(112,245,210,.09); line-height: 1.5; font-size: .92rem; }
.message.byte { justify-items: end; }
.message.byte .bubble { border-radius: .82rem .82rem .2rem .82rem; background: rgba(245,184,109,.09); }

.brain-panel form { display: grid; gap: .75rem; margin-top: 1rem; }
.voice-settings form { display: grid; gap: .62rem; margin-top: 1rem; }
.voice-settings label { font-size: .875rem; }
.voice-description { min-height: 1.2rem; margin: -.15rem 0 .25rem; color: var(--muted); font-size: .82rem; }
.voice-control-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem 1rem; }
.range-control > div { display: flex; justify-content: space-between; gap: .6rem; }
.range-control label { margin: 0; }
.range-control output { color: var(--mint); font: 500 .75rem "DM Mono", monospace; }
.range-control input[type="range"] { height: 1.9rem; padding: 0; border: 0; accent-color: var(--mint); background: transparent; box-shadow: none; }
.settings-action { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: .2rem; }
.settings-action small { max-width: 15rem; color: var(--muted); font-size: .75rem; }
.settings-action .secondary { padding: .65rem .9rem; white-space: nowrap; }
.field-pair { display: grid; grid-template-columns: .34fr .66fr; gap: .7rem; }
.knowledge-label { display: flex; align-items: end; justify-content: space-between; gap: 1rem; }
.knowledge-label label { margin: 0; }
.knowledge-label span, .save-state { color: var(--muted); font: .68rem "DM Mono", monospace; }
.secondary { min-height: 2.8rem; border: 1px solid rgba(112,245,210,.28); background: rgba(112,245,210,.08); font-weight: 800; }
.secondary:hover { border-color: var(--mint); }

footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem .35rem 0; color: #66807b; font: .67rem "DM Mono", monospace; }
footer button { color: #91aaa5; font: inherit; text-decoration: underline; text-underline-offset: .2rem; }

.toast { position: fixed; left: 50%; bottom: 1.35rem; z-index: 20; transform: translate(-50%, 1rem); opacity: 0; pointer-events: none; padding: .7rem 1rem; border: 1px solid var(--line); border-radius: .75rem; background: #132829; box-shadow: var(--shadow); transition: .2s; }
.toast.show { transform: translate(-50%, 0); opacity: 1; }

@keyframes rotate { to { transform: rotate(360deg); } }
@keyframes blink { 50% { opacity: .35; } }
@keyframes breathe { 50% { transform: scale(1.055); } }
@keyframes speakGlow { to { transform: scale(1.15); filter: brightness(1.25); } }
@keyframes wave { from { transform: scaleY(.4); } to { transform: scaleY(1.15); } }

@media (max-width: 950px) {
  .dashboard { grid-template-columns: 1fr; }
  .voice-deck { grid-row: auto; min-height: 39rem; }
}

@media (max-width: 600px) {
  .app-shell { width: min(100% - 1rem, 92rem); padding-top: .65rem; }
  .dashboard { gap: .55rem; }
  .panel { border-radius: 1rem; }
  .voice-deck { min-height: 35rem; padding: 1rem; }
  .conversation, .brain-panel { padding: 1rem; }
  .main-actions { grid-template-columns: 1fr 1fr; }
  .talkback-monitor { grid-template-columns: 1fr; gap: .75rem; }
  .quiet-button { grid-column: span 2; min-height: 2.65rem; }
  .field-pair { grid-template-columns: 1fr; }
  .voice-control-grid { grid-template-columns: 1fr; }
  .settings-action { align-items: stretch; flex-direction: column; }
  .status-pill span { display: none; }
  footer { flex-wrap: wrap; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}