/* ═══════════════════════════════════════════════════════════════
   J.A.R.V.I.S. — Iron Man HUD Interface v2
   Mobile-First · Futuristic · Dark UI
   Colors: Void (#0a0a0f) · Arc Blue (#00d4ff) · Gold (#ffd700)
═══════════════════════════════════════════════════════════════ */

/* ── Google Fonts ────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Exo+2:ital,wght@0,300;0,400;0,500;0,600;1,400&family=Share+Tech+Mono&display=swap');

/* ── Design Tokens ───────────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg:          #0a0a0f;
  --bg-2:        #0d0d1a;
  --bg-card:     rgba(10, 10, 20, 0.96);
  --bg-glass:    rgba(0, 212, 255, 0.04);
  --bg-glass-2:  rgba(0, 212, 255, 0.08);

  /* Brand palette */
  --blue:        #00d4ff;
  --blue-dim:    #0099bb;
  --blue-glow:   rgba(0, 212, 255, 0.35);
  --blue-subtle: rgba(0, 212, 255, 0.08);
  --gold:        #ffd700;
  --gold-dim:    #cc9900;
  --gold-glow:   rgba(255, 215, 0, 0.35);
  --red:         #ff3355;
  --green:       #00ff88;
  --green-glow:  rgba(0, 255, 136, 0.35);

  /* Text */
  --text:        #e8f4ff;
  --text-2:      #7aa8c0;
  --text-dim:    #3a5a70;

  /* Borders */
  --border:      rgba(0, 212, 255, 0.13);
  --border-2:    rgba(0, 212, 255, 0.32);

  /* Typography */
  --font-hud:    'Orbitron', monospace;
  --font-body:   'Exo 2', sans-serif;
  --font-mono:   'Share Tech Mono', monospace;

  /* Motion */
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast:      0.14s;
  --t:           0.26s;
  --t-slow:      0.52s;

  /* Shape */
  --r-sm:        8px;
  --r:           14px;
  --r-lg:        22px;
  --r-full:      9999px;

  /* Glow shadows */
  --glow-blue:   0 0 16px rgba(0, 212, 255, 0.22), 0 0 44px rgba(0, 212, 255, 0.06);
  --glow-gold:   0 0 16px rgba(255, 215, 0, 0.22),  0 0 44px rgba(255, 215, 0, 0.06);
  --glow-red:    0 0 16px rgba(255, 51,  85, 0.28),  0 0 44px rgba(255, 51, 85, 0.07);

  /* iOS safe areas */
  --sat: env(safe-area-inset-top,    0px);
  --sab: env(safe-area-inset-bottom, 0px);
  --sal: env(safe-area-inset-left,   0px);
  --sar: env(safe-area-inset-right,  0px);
}

/* ═══════════════════════════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════════════════════════ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  height: 100%;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  height: 100%;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  overflow: hidden;
  user-select: none;
  -webkit-user-select: none;
  overscroll-behavior: none;
}

/* Thin scrollbars */
::-webkit-scrollbar         { width: 2px; height: 2px; }
::-webkit-scrollbar-track   { background: transparent; }
::-webkit-scrollbar-thumb   { background: var(--blue-dim); border-radius: 2px; }
*                           { scrollbar-width: thin; scrollbar-color: var(--blue-dim) transparent; }

/* ═══════════════════════════════════════════════════════════════
   GLOBAL BACKGROUND FX
═══════════════════════════════════════════════════════════════ */
/* Scanlines */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0, 212, 255, 0.011) 3px,
    rgba(0, 212, 255, 0.011) 4px
  );
  pointer-events: none;
  z-index: 9000;
}

/* Ambient glow */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 35% at 50% 0%,   rgba(0, 212, 255, 0.06) 0%, transparent 100%),
    radial-gradient(ellipse 55% 25% at 50% 100%,  rgba(255, 215, 0, 0.035) 0%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}

/* ═══════════════════════════════════════════════════════════════
   HUD CORNER BRACKETS
═══════════════════════════════════════════════════════════════ */
.hud-corner {
  position: fixed;
  width: 26px; height: 26px;
  pointer-events: none;
  z-index: 8500;
  opacity: 0.45;
}
.hud-corner::before, .hud-corner::after {
  content: '';
  position: absolute;
  background: var(--blue);
}
.hud-corner::before { width: 2px; height: 16px; }
.hud-corner::after  { width: 16px; height: 2px; }

.hud-corner.tl { top: calc(8px + var(--sat)); left: calc(8px + var(--sal)); }
.hud-corner.tl::before { top: 0; left: 0; }
.hud-corner.tl::after  { top: 0; left: 0; }

.hud-corner.tr { top: calc(8px + var(--sat)); right: calc(8px + var(--sar)); }
.hud-corner.tr::before { top: 0; right: 0; }
.hud-corner.tr::after  { top: 0; right: 0; }

.hud-corner.bl { bottom: calc(8px + var(--sab)); left: calc(8px + var(--sal)); }
.hud-corner.bl::before { bottom: 0; left: 0; }
.hud-corner.bl::after  { bottom: 0; left: 0; }

.hud-corner.br { bottom: calc(8px + var(--sab)); right: calc(8px + var(--sar)); }
.hud-corner.br::before { bottom: 0; right: 0; }
.hud-corner.br::after  { bottom: 0; right: 0; }

/* ═══════════════════════════════════════════════════════════════
   SCREENS
═══════════════════════════════════════════════════════════════ */
.screen {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: none;
  flex-direction: column;
}

.screen.active { display: flex; }

.screen.fade-out {
  animation: screen-fade-out var(--t-slow) var(--ease) forwards;
}

@keyframes screen-fade-out {
  to { opacity: 0; transform: scale(0.97); }
}

/* ═══════════════════════════════════════════════════════════════
   SPLASH / LOGIN SCREEN
═══════════════════════════════════════════════════════════════ */
#splash-screen {
  background: var(--bg);
  align-items: center;
  justify-content: center;
  padding: calc(24px + var(--sat)) 28px calc(24px + var(--sab));
  overflow: hidden;
  position: relative;
}

/* Animated ring stack */
.splash-rings {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
}

.ring-1 {
  width: min(78vw, 360px); height: min(78vw, 360px);
  border-color: rgba(0,212,255,0.08);
  animation: ring-breathe 4s ease-in-out infinite 0s;
}
.ring-2 {
  width: min(60vw, 280px); height: min(60vw, 280px);
  border-color: rgba(0,212,255,0.12);
  animation: ring-breathe 4s ease-in-out infinite 0.6s;
}
.ring-3 {
  width: min(44vw, 205px); height: min(44vw, 205px);
  border-color: rgba(255,215,0,0.10);
  animation: ring-breathe 4s ease-in-out infinite 1.2s;
}
.ring-4 {
  width: min(28vw, 130px); height: min(28vw, 130px);
  border-color: rgba(0,212,255,0.18);
  animation: ring-spin 14s linear infinite;
}
.ring-4::after {
  content: '';
  position: absolute;
  top: -2px; left: 38%;
  width: 22%; height: 3px;
  background: var(--blue);
  border-radius: 2px;
  box-shadow: 0 0 14px var(--blue), 0 0 28px var(--blue-glow);
}

@keyframes ring-breathe {
  0%,100% { opacity: 0.65; transform: scale(1); }
  50%      { opacity: 0.18; transform: scale(1.04); }
}
@keyframes ring-spin { to { transform: rotate(360deg); } }

/* Logo */
.splash-logo {
  position: relative;
  z-index: 2;
  margin-bottom: 20px;
}

.splash-logo img {
  width: min(88px, 21vw);
  height: min(88px, 21vw);
  filter:
    drop-shadow(0 0 14px rgba(0,212,255,0.65))
    drop-shadow(0 0 40px rgba(0,212,255,0.20));
  animation: logo-float 4.5s ease-in-out infinite;
  display: block;
}

@keyframes logo-float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-7px); }
}

/* Titles */
.splash-title {
  font-family: var(--font-hud);
  font-size: clamp(1.65rem, 7.5vw, 2.5rem);
  font-weight: 900;
  letter-spacing: 0.32em;
  background: linear-gradient(135deg, var(--blue) 20%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(0,212,255,0.38));
  position: relative;
  z-index: 2;
  margin-bottom: 8px;
  text-align: center;
}

.splash-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(0.56rem, 2.4vw, 0.68rem);
  color: var(--text-2);
  letter-spacing: 0.16em;
  text-align: center;
  position: relative;
  z-index: 2;
  margin-bottom: 4px;
}

.splash-owner {
  font-family: var(--font-mono);
  font-size: clamp(0.52rem, 2.1vw, 0.6rem);
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-align: center;
  position: relative;
  z-index: 2;
  margin-bottom: 34px;
}

/* Login form */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: min(340px, 92vw);
  position: relative;
  z-index: 2;
}

.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 16px;
  color: var(--blue-dim);
  font-size: 1.05rem;
  pointer-events: none;
  z-index: 1;
  opacity: 0.8;
}

#password-input {
  width: 100%;
  height: 54px;
  padding: 0 46px 0 46px;
  background: var(--bg-glass);
  border: 1px solid var(--border-2);
  border-radius: var(--r);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: 0.22em;
  outline: none;
  transition:
    border-color var(--t) var(--ease),
    box-shadow var(--t) var(--ease),
    background var(--t) var(--ease);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  -webkit-appearance: none;
}

#password-input:focus {
  border-color: var(--blue);
  background: var(--bg-glass-2);
  box-shadow: 0 0 0 1px var(--blue-dim), var(--glow-blue);
}

#password-input::placeholder {
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

.input-line {
  position: absolute;
  right: 16px;
  width: 8px; height: 8px;
  border-radius: 50%;
  border: 1px solid var(--text-dim);
  opacity: 0.6;
}

/* Authenticate button */
.btn-access {
  height: 54px;
  background: linear-gradient(135deg, rgba(0,212,255,0.13), rgba(0,212,255,0.03));
  border: 1px solid var(--blue);
  border-radius: var(--r);
  color: var(--blue);
  font-family: var(--font-hud);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  cursor: pointer;
  transition: all var(--t) var(--ease);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-access::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(0,212,255,0.12), transparent);
  transform: translateX(-100%);
  transition: transform 0.55s var(--ease);
}

.btn-access:not(:disabled):hover {
  background: rgba(0,212,255,0.20);
  box-shadow: var(--glow-blue);
  color: #fff;
}

.btn-access:not(:disabled):hover::before { transform: translateX(100%); }
.btn-access:active { transform: scale(0.985); }

.btn-access:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-spinner {
  display: none;
  width: 18px; height: 18px;
  border: 2px solid rgba(0,212,255,0.25);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
}

.btn-access.loading .btn-text    { display: none; }
.btn-access.loading .btn-spinner { display: block; }

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

/* Login error */
.login-error {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--red);
  text-align: center;
  letter-spacing: 0.08em;
  min-height: 18px;
  opacity: 0;
  transform: translateY(-5px);
  transition: all var(--t) var(--ease);
}

.login-error.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Version */
.splash-version {
  position: absolute;
  bottom: calc(14px + var(--sab));
  font-family: var(--font-mono);
  font-size: 0.56rem;
  color: var(--text-dim);
  letter-spacing: 0.14em;
  text-align: center;
}

/* ═══════════════════════════════════════════════════════════════
   MAIN APP SCREEN
═══════════════════════════════════════════════════════════════ */
#app-screen {
  background: var(--bg);
  /* display/flex-direction come from .screen + .screen.active — do NOT set display here */
  flex-direction: column;
  overflow: hidden;
  height: 100dvh;
}

/* ── TOP HUD BAR ──────────────────────────────────────────── */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(13px + var(--sat)) 16px 11px;
  background: rgba(10, 10, 15, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  flex-shrink: 0;
  z-index: 100;
  position: relative;
}

/* Glowing bottom accent */
.top-bar::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 18%; right: 18%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-dim), transparent);
  opacity: 0.55;
}

.top-bar-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.top-bar-title {
  font-family: var(--font-hud);
  font-size: 0.88rem;
  font-weight: 900;
  letter-spacing: 0.4em;
  background: linear-gradient(135deg, var(--blue), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 10px rgba(0,212,255,0.28));
}

/* Status row under title */
.status-row {
  display: flex;
  align-items: center;
  gap: 5px;
}

.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
  transition: background var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.status-dot.online {
  background: var(--green);
  box-shadow: 0 0 7px var(--green), 0 0 14px rgba(0,255,136,0.3);
  animation: dot-pulse 2.6s ease-in-out infinite;
}

.status-dot.offline {
  background: var(--red);
  box-shadow: 0 0 7px var(--red);
}

.status-dot.reconnecting {
  background: var(--gold);
  box-shadow: 0 0 7px var(--gold);
  animation: dot-pulse 0.85s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%,100% { opacity: 1; }
  50%      { opacity: 0.38; }
}

#status-label {
  font-family: var(--font-hud);
  font-size: 0.5rem;
  letter-spacing: 0.22em;
  color: var(--text-dim);
  transition: color var(--t) var(--ease);
}

.status-dot.online   ~ #status-label,
#status-label.online      { color: var(--green); }
.status-dot.offline  ~ #status-label,
#status-label.offline     { color: var(--red); }
.status-dot.reconnecting ~ #status-label,
#status-label.reconnecting{ color: var(--gold); }

/* Icon buttons */
.icon-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--t) var(--ease);
  color: var(--text-2);
  flex-shrink: 0;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.icon-btn:hover, .icon-btn:active {
  border-color: var(--blue);
  color: var(--blue);
  background: var(--bg-glass-2);
  box-shadow: var(--glow-blue);
}

.top-bar-actions {
  display: flex;
  gap: 8px;
}

/* ── CHAT AREA ─────────────────────────────────────────────── */
.chat-area {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 14px 13px 6px;
  display: flex;
  flex-direction: column;
  gap: 11px;
  scroll-behavior: smooth;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

/* Welcome placeholder */
.chat-welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 10px;
  pointer-events: none;
  padding: 20px;
  min-height: 80px;
}

.welcome-arc {
  width: 52px; height: 52px;
  border-radius: 50%;
  border: 2px solid var(--border-2);
  position: relative;
  animation: ring-spin 7s linear infinite;
  margin-bottom: 6px;
}

.welcome-arc::before {
  content: '';
  position: absolute;
  top: -2px; left: 28%;
  width: 42%; height: 2px;
  background: var(--blue);
  border-radius: 2px;
  box-shadow: 0 0 12px var(--blue);
}

.welcome-text {
  font-family: var(--font-hud);
  font-size: 1rem;
  letter-spacing: 0.22em;
  color: var(--blue);
  text-shadow: 0 0 18px rgba(0,212,255,0.5);
}

.welcome-sub {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

/* ── MESSAGES ──────────────────────────────────────────────── */
.message {
  display: flex;
  gap: 8px;
  animation: msg-in var(--t) var(--ease) both;
  max-width: 96%;
}

@keyframes msg-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Jarvis — left-aligned */
.jarvis-message {
  align-self: flex-start;
  align-items: flex-end;
}

.message-avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(0,212,255,0.08);
  border: 1px solid var(--blue-dim);
  color: var(--blue);
  font-family: var(--font-hud);
  font-size: 0.6rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(0,212,255,0.18);
}

.message-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.tool-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 2px;
}

.tool-badge {
  font-family: var(--font-mono);
  font-size: 0.54rem;
  padding: 2px 8px;
  border-radius: var(--r-full);
  background: rgba(0,212,255,0.06);
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--blue);
  letter-spacing: 0.06em;
}

.message-bubble {
  padding: 10px 13px;
  border-radius: var(--r);
  font-size: 0.875rem;
  line-height: 1.68;
  word-break: break-word;
  overflow-wrap: break-word;
}

.jarvis-message .message-bubble {
  background: rgba(0, 212, 255, 0.04);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
  color: var(--text);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.message-time {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  color: var(--text-dim);
  padding-left: 2px;
}

/* User — right-aligned */
.user-message {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.user-message .message-bubble {
  background: rgba(255, 215, 0, 0.05);
  border: 1px solid rgba(255, 215, 0, 0.16);
  border-bottom-right-radius: 4px;
  color: var(--text);
}

/* Transcription (live STT) */
.transcription-message .message-bubble {
  border-style: dashed;
  opacity: 0.7;
}

/* Typing indicator */
.typing-message .message-bubble {
  padding: 12px 15px;
}

.typing-indicator {
  display: flex;
  gap: 5px;
  align-items: center;
  height: 20px;
}

.typing-indicator span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
  animation: typing-bounce 1.35s ease-in-out infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.18s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.36s; }

@keyframes typing-bounce {
  0%,70%,100% { transform: translateY(0);   opacity: 0.3; }
  35%          { transform: translateY(-7px); opacity: 1; }
}

/* Markdown in bubbles */
.message-bubble strong { color: var(--gold); font-weight: 600; }
.message-bubble em     { color: var(--blue); font-style: italic; }
.message-bubble p      { margin-bottom: 6px; }
.message-bubble p:last-child { margin-bottom: 0; }

.message-bubble code {
  font-family: var(--font-mono);
  font-size: 0.8em;
  background: rgba(0,212,255,0.08);
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  white-space: nowrap;
}

.message-bubble pre {
  background: rgba(0,0,0,0.45);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  margin: 8px 0;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.77rem;
  line-height: 1.5;
  white-space: pre;
}

.message-bubble pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  white-space: inherit;
}

.message-bubble ul, .message-bubble ol {
  padding-left: 18px;
  margin: 6px 0;
}

.message-bubble li { margin-bottom: 3px; }

/* ── VOICE VISUALIZER ─────────────────────────────────────── */
.voice-visualizer {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 0 6px;
  position: relative;
  height: 130px;
}

/* Sonar rings (shown when .listening) */
.sonar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--red);
  opacity: 0;
  pointer-events: none;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
}

.voice-visualizer.listening .sonar-ring-1 { animation: sonar 2.2s ease-out infinite 0.0s; }
.voice-visualizer.listening .sonar-ring-2 { animation: sonar 2.2s ease-out infinite 0.7s; }
.voice-visualizer.listening .sonar-ring-3 { animation: sonar 2.2s ease-out infinite 1.4s; }

@keyframes sonar {
  0%   { width: 100px; height: 100px; opacity: 0.7; }
  100% { width: 180px; height: 180px; opacity: 0; }
}

/* Waveform canvas */
.waveform-canvas {
  border-radius: 50%;
  position: absolute;
  width: 160px; height: 160px;
}

/* Processing arc */
.processing-arc {
  position: absolute;
  width: 142px; height: 142px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: var(--gold);
  border-right-color: rgba(255,215,0,0.22);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t) var(--ease);
}

.voice-visualizer.processing .processing-arc {
  opacity: 1;
  animation: spin 0.9s linear infinite;
}

/* Mic button */
.mic-btn {
  width: 96px; height: 96px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%,
    rgba(0,212,255,0.11) 0%,
    rgba(0,212,255,0.04) 50%,
    transparent 100%);
  border: 2px solid var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--t) var(--ease);
  position: relative;
  z-index: 2;
  box-shadow: var(--glow-blue), inset 0 0 22px rgba(0,212,255,0.04);
  color: var(--blue);
}

.mic-btn:hover, .mic-btn:active {
  border-color: var(--gold);
  color: var(--gold);
  box-shadow: var(--glow-gold), inset 0 0 22px rgba(255,215,0,0.04);
}

.mic-btn.recording {
  border-color: var(--red);
  color: var(--red);
  box-shadow: var(--glow-red), inset 0 0 22px rgba(255,51,85,0.05);
  animation: mic-pulse 1.1s ease-in-out infinite;
}

.mic-btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
  animation: none;
}

.mic-icon { pointer-events: none; transition: color var(--t) var(--ease); }
.mic-icon.hidden { display: none; }

@keyframes mic-pulse {
  0%,100% { transform: scale(1); }
  50%      { transform: scale(1.06); }
}

/* ── BOTTOM BAR ────────────────────────────────────────────── */
.bottom-bar {
  flex-shrink: 0;
  padding: 10px 14px calc(12px + var(--sab));
  background: rgba(10, 10, 15, 0.96);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  position: relative;
}

.bottom-bar::before {
  content: '';
  position: absolute;
  top: -1px; left: 16%; right: 16%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-dim), transparent);
  opacity: 0.45;
}

.input-wrapper {
  display: flex;
  align-items: flex-end;
  gap: 10px;
}

#chat-input {
  flex: 1;
  min-height: 44px;
  max-height: 130px;
  padding: 11px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-2);
  border-radius: var(--r-full);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.45;
  outline: none;
  resize: none;
  overflow: hidden;
  transition:
    border-color var(--t) var(--ease),
    box-shadow var(--t) var(--ease),
    background var(--t) var(--ease);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  -webkit-appearance: none;
}

#chat-input:focus {
  border-color: var(--blue);
  background: var(--bg-glass-2);
  box-shadow: 0 0 0 1px var(--blue-dim);
}

#chat-input::placeholder { color: var(--text-dim); }

.input-actions {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  flex-shrink: 0;
}

.action-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--t) var(--ease);
  flex-shrink: 0;
}

#send-btn {
  border-color: var(--blue);
  background: linear-gradient(135deg, rgba(0,212,255,0.16), rgba(0,212,255,0.04));
  color: var(--blue);
}

#send-btn:not(:disabled):hover,
#send-btn:not(:disabled):active {
  background: rgba(0,212,255,0.26);
  box-shadow: var(--glow-blue);
  color: #fff;
}

#send-btn:disabled {
  border-color: var(--border);
  color: var(--text-dim);
  cursor: not-allowed;
  opacity: 0.45;
}

/* ═══════════════════════════════════════════════════════════════
   SIDE PANEL
═══════════════════════════════════════════════════════════════ */
.panel-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.68);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t) var(--ease);
}

.panel-backdrop.active {
  opacity: 1;
  pointer-events: all;
}

.side-panel {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: min(305px, 88vw);
  background: var(--bg-card);
  border-right: 1px solid var(--border-2);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 201;
  transform: translateX(-105%);
  transition: transform var(--t-slow) var(--ease);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding-top: var(--sat);
  padding-bottom: var(--sab);
  padding-left: var(--sal);
}

.side-panel.open {
  transform: translateX(0);
  box-shadow: 5px 0 60px rgba(0,212,255,0.10);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 16px 14px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.panel-logo-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.panel-logo-row img {
  filter: drop-shadow(0 0 6px rgba(0,212,255,0.5));
  flex-shrink: 0;
}

.panel-title {
  font-family: var(--font-hud);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.34em;
  color: var(--blue);
}

/* Panel scrollable body */
.panel-body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

.panel-section {
  padding: 14px 16px 0;
}

.panel-section-title {
  font-family: var(--font-hud);
  font-size: 0.54rem;
  letter-spacing: 0.3em;
  color: var(--text-dim);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

/* Owner card */
.panel-owner-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--r);
  margin-bottom: 4px;
}

.owner-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,215,0,0.07);
  border: 1px solid var(--gold-dim);
  color: var(--gold);
  font-family: var(--font-hud);
  font-size: 0.84rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.owner-info { flex: 1; min-width: 0; }

.owner-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.owner-role {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  color: var(--text-dim);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.owner-status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
  transition: all var(--t) var(--ease);
}

.owner-status-dot.online {
  background: var(--green);
  box-shadow: 0 0 7px var(--green);
  animation: dot-pulse 2.6s ease-in-out infinite;
}

.owner-status-dot.offline {
  background: var(--red);
  box-shadow: 0 0 6px var(--red);
}

.owner-status-dot.reconnecting {
  background: var(--gold);
  box-shadow: 0 0 6px var(--gold);
}

/* Quick actions 2-col grid */
.quick-actions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 4px;
}

.quick-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 10px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--r);
  cursor: pointer;
  transition: all var(--t) var(--ease);
  color: var(--text-2);
}

.qa-icon { font-size: 1.2rem; line-height: 1; }

.qa-label {
  font-family: var(--font-hud);
  font-size: 0.54rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.quick-action-btn:hover, .quick-action-btn:active {
  border-color: var(--blue);
  color: var(--blue);
  background: var(--bg-glass-2);
  box-shadow: var(--glow-blue);
}

/* Settings */
.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 0;
  border-bottom: 1px solid rgba(0,212,255,0.05);
}

.setting-row:last-child { border-bottom: none; }

.setting-label {
  font-size: 0.84rem;
  color: var(--text-2);
}

/* Toggle switch */
.toggle-switch {
  position: relative;
  width: 44px; height: 24px;
  cursor: pointer;
  display: block;
  flex-shrink: 0;
}

.toggle-switch input {
  position: absolute;
  opacity: 0; width: 0; height: 0;
}

.toggle-track {
  position: absolute;
  inset: 0;
  border-radius: var(--r-full);
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--border);
  transition: all var(--t) var(--ease);
}

.toggle-thumb {
  position: absolute;
  top: 2px; left: 2px;
  width: 18px; height: 18px;
  background: var(--text-dim);
  border-radius: 50%;
  transition: all var(--t) var(--ease);
}

.toggle-switch input:checked ~ .toggle-track {
  background: rgba(0,212,255,0.16);
  border-color: var(--blue);
}

.toggle-switch input:checked ~ .toggle-track .toggle-thumb {
  transform: translateX(20px);
  background: var(--blue);
  box-shadow: 0 0 8px var(--blue);
}

/* System stats */
.system-stats { display: flex; flex-direction: column; }

.stat-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid rgba(0,212,255,0.04);
  gap: 10px;
}

.stat-row:last-child { border-bottom: none; }

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--text-dim);
  flex-shrink: 0;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--blue);
  text-align: right;
  word-break: break-all;
  min-width: 0;
}

/* Footer / logout */
.panel-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  padding: 14px 16px calc(14px + var(--sab));
}

.btn-logout {
  width: 100%;
  padding: 12px;
  background: rgba(255, 51, 85, 0.05);
  border: 1px solid rgba(255, 51, 85, 0.24);
  border-radius: var(--r);
  color: var(--red);
  font-family: var(--font-hud);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  cursor: pointer;
  transition: all var(--t) var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-logout:hover, .btn-logout:active {
  background: rgba(255, 51, 85, 0.14);
  box-shadow: var(--glow-red);
}

/* ═══════════════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
═══════════════════════════════════════════════════════════════ */
.toast-container {
  position: fixed;
  top: calc(14px + var(--sat));
  left: 50%;
  transform: translateX(-50%);
  z-index: 9001;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: min(360px, 94vw);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 13px;
  background: var(--bg-card);
  border: 1px solid var(--border-2);
  border-radius: var(--r);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  font-size: 0.82rem;
  line-height: 1.4;
  width: 100%;
  pointer-events: all;
  opacity: 0;
  transform: translateY(-10px) scale(0.96);
  transition: opacity var(--t) var(--ease), transform var(--t) var(--ease);
  box-shadow: var(--glow-blue);
}

.toast.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.toast-info    { border-color: var(--border-2); }
.toast-success { border-color: rgba(0,255,136,0.35); box-shadow: 0 0 18px rgba(0,255,136,0.18); }
.toast-warning { border-color: rgba(255,215,0,0.35);  box-shadow: 0 0 18px rgba(255,215,0,0.18); }
.toast-error   { border-color: rgba(255,51,85,0.40);  box-shadow: 0 0 18px rgba(255,51,85,0.20); }

.toast-icon { font-size: 0.9rem; flex-shrink: 0; }
.toast-info    .toast-icon { color: var(--blue); }
.toast-success .toast-icon { color: var(--green); }
.toast-warning .toast-icon { color: var(--gold); }
.toast-error   .toast-icon { color: var(--red); }

.toast-msg { flex: 1; color: var(--text); }

.toast-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 2px;
  flex-shrink: 0;
  transition: color var(--t-fast) var(--ease);
}

.toast-close:hover { color: var(--text); }

/* ═══════════════════════════════════════════════════════════════
   UTILITIES
═══════════════════════════════════════════════════════════════ */
.hidden {
  display: none !important;
}

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

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE — larger phones & tablets
═══════════════════════════════════════════════════════════════ */
@media (min-width: 380px) {
  .mic-btn { width: 104px; height: 104px; }
  .voice-visualizer { height: 140px; }
}

@media (min-width: 480px) {
  .top-bar  { padding-left: 20px; padding-right: 20px; }
  .chat-area{ padding: 16px 16px 8px; }
  .bottom-bar { padding-left: 18px; padding-right: 18px; }
  .mic-btn  { width: 114px; height: 114px; }
  .voice-visualizer { height: 152px; }
  .message  { max-width: 90%; }
  .message-bubble { font-size: 0.9rem; }
}

@media (min-width: 600px) {
  .mic-btn  { width: 124px; height: 124px; }
  .voice-visualizer { height: 164px; }
  .waveform-canvas { width: 180px; height: 180px; }
  .processing-arc { width: 158px; height: 158px; }
  .message  { max-width: 85%; }
}

@media (min-width: 768px) {
  .splash-title { font-size: 3rem; }
  .mic-btn { width: 130px; height: 130px; }
  .voice-visualizer { height: 172px; }
  .side-panel { width: 300px; }
}

/* Tall phones: more breathing room */
@media (min-height: 700px) {
  .voice-visualizer { padding: 14px 0 10px; }
}

@media (min-height: 800px) {
  .chat-area { gap: 14px; }
  .voice-visualizer { padding: 18px 0 14px; }
}

/* ═══════════════════════════════════════════════════════════════
   REDUCE MOTION
═══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}