﻿/* =====================================================================
 * German Dominion Voice - hardened client layout.
 *
 * Focused voice surface: layered background, clear card, generous breathing room,
 * one hero element per phase, restrained animations (slow + soft).
 * Brand tokens mirror C:\IsleSkinWeb\frontend\assets\css\tokens.css.
 * ===================================================================== */

:root {
  color-scheme: dark;

  /* Surface */
  --bg: #04060d;
  --surface-1: rgba(10, 14, 35, 0.72);
  --surface-2: rgba(18, 24, 56, 0.72);
  --surface-3: rgba(26, 33, 71, 0.55);
  --surface-glass: rgba(10, 14, 35, 0.55);
  --surface-hi: rgba(30, 144, 255, 0.06);

  /* Border */
  --border-1: rgba(120, 150, 230, 0.16);
  --border-2: rgba(120, 150, 230, 0.30);
  --border-lit: rgba(30, 144, 255, 0.55);

  /* Ink */
  --ink-1: #ecf0ff;
  --ink-2: #b8c2e3;
  --ink-3: #8892b8;
  --ink-4: #5a6a8f;

  /* Accent */
  --accent: #1E90FF;
  --accent-hot: #00BFFF;
  --accent-grad: linear-gradient(135deg, #1E90FF 0%, #00BFFF 100%);
  --accent-glow: rgba(30, 144, 255, 0.45);

  /* Warm / Setup */
  --warm: #f0a82c;
  --warm-hot: #ffc14a;
  --warm-grad: linear-gradient(135deg, #f0a82c 0%, #ffc14a 100%);
  --warm-glow: rgba(240, 168, 44, 0.4);

  /* Status */
  --ok: #2ecc71;
  --warn: #f39c12;
  --err: #e74c3c;
  --danger: #ff6b6b;

  /* Type */
  --sans: 'Inter', -apple-system, 'Segoe UI', system-ui, Roboto, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;

  /* Motion */
  --dur-fast: 140ms;
  --dur-base: 260ms;
  --dur-slow: 450ms;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);

  /* Elevation */
  --elev-1: 0 4px 12px rgba(0, 0, 0, 0.28);
  --elev-2: 0 18px 60px rgba(0, 0, 0, 0.45);
  --elev-3: 0 36px 100px rgba(0, 0, 0, 0.55);

  /* Radius */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 24px;
}

* { box-sizing: border-box; }

/* CRITICAL: any element with the [hidden] attribute MUST be display:none
   regardless of class rules below. Otherwise rules like `.ptt-hint { display: flex }`
   silently shadow the attribute and the element stays visible. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  /* GLOBAL (not inside a media query): a fixed/absolute background layer
     overflows relative to <html>, which otherwise has no horizontal clip. On
     phones that widens the layout viewport past 700px, so the mobile media
     queries never matched and the card stayed desktop-wide (right-edge clip).
     Clipping here keeps the layout viewport at device-width so they DO match. */
  overflow-x: hidden;
  max-width: 100%;
}

html {
  /* Solid fallback in case .bg-aurora fails to render (CSS error, parse, etc).
     The aurora layer paints on top of this. */
  background: var(--bg);
}

body {
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-1);
  background: transparent;  /* let .bg-aurora show through */
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;       /* establish stacking so bg-aurora layers below content */
}

/* ===== Calm deep-space starfield ===== */
.bg-space {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background:
    radial-gradient(1200px 800px at 50% 0%, rgba(20, 30, 70, 0.5), transparent 70%),
    radial-gradient(900px 700px at 50% 100%, rgba(15, 25, 60, 0.4), transparent 70%),
    #02040a;
}

/* Voice shell sits above the background. */
.voice-shell { position: relative; z-index: 2; }

/* ----- Distant nebula glow ----- */
.bg-nebula {
  position: absolute;
  top: 20%;
  left: 30%;
  width: 70vw;
  height: 70vw;
  border-radius: 50%;
  background:
    radial-gradient(circle at 40% 40%, rgba(30, 144, 255, 0.10) 0%, transparent 50%),
    radial-gradient(circle at 60% 60%, rgba(140, 100, 240, 0.08) 0%, transparent 55%);
  filter: blur(60px);
  opacity: 0.8;
  animation: nebula-drift 80s ease-in-out infinite;
  pointer-events: none;
}

@keyframes nebula-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-50px, 30px) scale(1.05); }
}

/* ----- Star layers (3 parallax depths) -----
   Each layer is a single element with many radial-gradient "dots" baked
   into background-image. The image tiles, so stars repeat across the
   viewport. Each layer pans + twinkles at different rates for parallax. */
.stars {
  position: absolute;
  inset: -20%;            /* over-size so pan never reveals edge */
  background-repeat: repeat;
  will-change: opacity, transform;
}

/* Far layer - tiny, dim, slow */
.stars-far {
  background-image:
    radial-gradient(0.6px 0.6px at 12% 18%, rgba(255, 255, 255, 0.55), transparent 50%),
    radial-gradient(0.7px 0.7px at 88% 72%, rgba(255, 255, 255, 0.60), transparent 50%),
    radial-gradient(0.5px 0.5px at 45% 35%, rgba(180, 200, 255, 0.50), transparent 50%),
    radial-gradient(0.6px 0.6px at 30% 80%, rgba(255, 255, 255, 0.55), transparent 50%),
    radial-gradient(0.7px 0.7px at 70% 25%, rgba(255, 255, 255, 0.60), transparent 50%),
    radial-gradient(0.5px 0.5px at 92% 12%, rgba(180, 200, 255, 0.50), transparent 50%),
    radial-gradient(0.6px 0.6px at 8% 55%, rgba(255, 255, 255, 0.55), transparent 50%),
    radial-gradient(0.5px 0.5px at 58% 88%, rgba(255, 255, 255, 0.50), transparent 50%),
    radial-gradient(0.7px 0.7px at 22% 62%, rgba(180, 200, 255, 0.55), transparent 50%),
    radial-gradient(0.5px 0.5px at 78% 48%, rgba(255, 255, 255, 0.55), transparent 50%);
  background-size: 380px 380px;
  animation: stars-twinkle-slow 9s ease-in-out infinite,
             stars-pan-slow 360s linear infinite;
  opacity: 0.7;
}

/* Mid layer - small, medium brightness */
.stars-mid {
  background-image:
    radial-gradient(0.9px 0.9px at 15% 22%, rgba(255, 255, 255, 0.85), transparent 55%),
    radial-gradient(1px 1px at 82% 68%, rgba(255, 255, 255, 0.85), transparent 55%),
    radial-gradient(0.8px 0.8px at 48% 40%, rgba(180, 220, 255, 0.75), transparent 55%),
    radial-gradient(1px 1px at 28% 75%, rgba(255, 255, 255, 0.85), transparent 55%),
    radial-gradient(0.9px 0.9px at 65% 28%, rgba(255, 255, 255, 0.85), transparent 55%),
    radial-gradient(1.1px 1.1px at 90% 50%, rgba(140, 180, 255, 0.80), transparent 55%),
    radial-gradient(0.8px 0.8px at 38% 58%, rgba(255, 255, 255, 0.80), transparent 55%),
    radial-gradient(0.9px 0.9px at 72% 82%, rgba(255, 255, 255, 0.80), transparent 55%),
    radial-gradient(1px 1px at 18% 88%, rgba(180, 220, 255, 0.75), transparent 55%),
    radial-gradient(0.9px 0.9px at 55% 15%, rgba(255, 255, 255, 0.85), transparent 55%);
  background-size: 480px 480px;
  animation: stars-twinkle-mid 6s ease-in-out infinite,
             stars-pan-mid 280s linear infinite;
  opacity: 0.8;
}

/* Near layer - slightly larger, brighter, faster pan */
.stars-near {
  background-image:
    radial-gradient(1.3px 1.3px at 20% 28%, rgba(255, 255, 255, 1), transparent 60%),
    radial-gradient(1.5px 1.5px at 78% 62%, rgba(0, 191, 255, 0.95), transparent 60%),
    radial-gradient(1.2px 1.2px at 50% 45%, rgba(255, 255, 255, 1), transparent 60%),
    radial-gradient(1.4px 1.4px at 35% 85%, rgba(180, 220, 255, 0.95), transparent 60%),
    radial-gradient(1.3px 1.3px at 88% 20%, rgba(255, 255, 255, 1), transparent 60%),
    radial-gradient(1.5px 1.5px at 12% 70%, rgba(255, 255, 255, 0.95), transparent 60%),
    radial-gradient(1.2px 1.2px at 60% 95%, rgba(0, 191, 255, 0.90), transparent 60%),
    radial-gradient(1.4px 1.4px at 95% 80%, rgba(255, 255, 255, 1), transparent 60%);
  background-size: 580px 580px;
  animation: stars-twinkle-fast 4s ease-in-out infinite,
             stars-pan-fast 200s linear infinite;
  opacity: 0.9;
}

@keyframes stars-twinkle-slow {
  0%, 100% { opacity: 0.50; }
  50% { opacity: 0.80; }
}
@keyframes stars-twinkle-mid {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 0.90; }
}
@keyframes stars-twinkle-fast {
  0%, 100% { opacity: 0.65; }
  50% { opacity: 1.00; }
}

@keyframes stars-pan-slow {
  to { transform: translate3d(-380px, -190px, 0); }
}
@keyframes stars-pan-mid {
  to { transform: translate3d(-480px, -240px, 0); }
}
@keyframes stars-pan-fast {
  to { transform: translate3d(-580px, -290px, 0); }
}

/* ----- Shooting stars ----- */
.shooting-star {
  position: absolute;
  width: 120px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.85), rgba(0, 191, 255, 0.6), transparent);
  filter: blur(0.5px);
  opacity: 0;
  pointer-events: none;
}

/* Each shooting star has its own timing + path so they don't fire together. */
.shooting-star-a {
  top: 15%;
  left: -150px;
  animation: shoot-a 26s linear infinite;
  animation-delay: 4s;
}
.shooting-star-b {
  top: 55%;
  left: -150px;
  animation: shoot-b 38s linear infinite;
  animation-delay: 18s;
}

@keyframes shoot-a {
  0% { transform: translate(0, 0) rotate(15deg); opacity: 0; }
  3% { opacity: 1; }
  10% { transform: translate(60vw, 30vh) rotate(15deg); opacity: 0; }
  100% { transform: translate(60vw, 30vh) rotate(15deg); opacity: 0; }
}
@keyframes shoot-b {
  0% { transform: translate(0, 0) rotate(-8deg); opacity: 0; }
  3% { opacity: 1; }
  9% { transform: translate(70vw, -10vh) rotate(-8deg); opacity: 0; }
  100% { transform: translate(70vw, -10vh) rotate(-8deg); opacity: 0; }
}


/* ===== Layout ===== */
.voice-shell {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  /* minmax(0,1fr): without this an implicit grid column sizes to its widest
     min-content child (e.g. the nowrap /voicelink code or a long step line),
     which expands the column past the viewport and makes width:100% children
     overflow + clip on phones. This constrains the column to the container. */
  grid-template-columns: minmax(0, 1fr);
  place-items: start center;
  padding: 48px 16px;
  /* Honor iOS/Android notch + home-indicator so the bottom CTA is never
     hidden under the browser chrome / safe-area inset. */
  padding-bottom: max(48px, env(safe-area-inset-bottom));
}

.voice-card {
  width: min(100%, 620px);
  max-width: 100%;
  min-width: 0;
  /* Long device-property names must wrap, never push
     the card past the viewport edge. */
  overflow-wrap: break-word;
  word-wrap: break-word;
  padding: 40px;
  background: linear-gradient(180deg, var(--surface-2) 0%, var(--surface-1) 100%);
  border: 1px solid var(--border-1);
  border-radius: var(--r-xl);
  box-shadow: var(--elev-3);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  animation: card-in 0.55s var(--ease) both;
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(12px) scale(0.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ===== Hero ===== */
.hero {
  text-align: center;
  margin-bottom: 32px;
  position: relative;
}

.hero-mark {
  position: relative;
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
}

.hero-mark-dot {
  position: absolute;
  inset: 50%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  background: var(--accent-grad);
  border-radius: 50%;
  box-shadow: 0 0 24px var(--accent-glow);
  animation: mark-pulse 2.4s ease-in-out infinite;
}

.hero-mark-ring,
.hero-mark-ring-2 {
  position: absolute;
  inset: 0;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  opacity: 0;
  animation: mark-ring 2.4s ease-out infinite;
}

.hero-mark-ring-2 { animation-delay: 1.2s; }

@keyframes mark-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 24px var(--accent-glow); }
  50% { transform: scale(1.15); box-shadow: 0 0 36px var(--accent-glow); }
}

@keyframes mark-ring {
  0% { transform: scale(0.4); opacity: 0.7; }
  100% { transform: scale(1.6); opacity: 0; }
}

.hero-eyebrow {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-hot);
}

.hero-title {
  margin: 0 0 10px;
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  background: linear-gradient(180deg, #fff 0%, #b8c2e3 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  margin: 0;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.5;
}

.conn-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  padding: 6px 14px;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: 999px;
  font-size: 12px;
}

.conn-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--ink-3);
  transition: all var(--dur-base);
}

.conn-pill[data-state="connecting"] .conn-dot { background: var(--warn); animation: pulse 1.2s ease-in-out infinite; }
.conn-pill[data-state="connected"] .conn-dot { background: var(--ok); box-shadow: 0 0 0 4px rgba(46, 204, 113, 0.15); }
.conn-pill[data-state="poor"] .conn-dot { background: var(--warn); }
.conn-pill[data-state="lost"] .conn-dot, .conn-pill[data-state="disconnected"] .conn-dot { background: var(--err); }

.conn-label { font-weight: 600; color: var(--ink-1); }
.conn-meta { color: var(--ink-3); font-family: var(--mono); font-size: 11px; }

@keyframes pulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.15); }
}

/* ===== Notice ===== */
.notice {
  margin: 0 0 20px;
  padding: 14px 16px;
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  background: var(--surface-1);
  color: var(--ink-1);
  font-size: 13px;
  line-height: 1.5;
}
.notice-error {
  border-color: rgba(255, 107, 107, 0.4);
  background: rgba(231, 76, 60, 0.08);
  color: var(--danger);
}
.notice code {
  background: rgba(255, 255, 255, 0.08);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 12px;
}

/* ===== Setup banner (collapsed state of the setup card) ===== */
.setup-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 12px 16px;
  margin-bottom: 24px;
  background: linear-gradient(180deg, rgba(240, 168, 44, 0.08), rgba(240, 168, 44, 0.02));
  border: 1px solid rgba(240, 168, 44, 0.25);
  border-radius: var(--r-md);
  color: var(--ink-1);
  font-family: inherit;
  cursor: pointer;
  text-align: left;
  transition: all var(--dur-fast) var(--ease);
  animation: setup-in 0.35s var(--ease) both;
}

.setup-banner:hover {
  background: linear-gradient(180deg, rgba(240, 168, 44, 0.12), rgba(240, 168, 44, 0.04));
  border-color: rgba(240, 168, 44, 0.4);
  transform: translateY(-1px);
}

.setup-banner-icon {
  font-size: 22px;
  line-height: 1;
  filter: drop-shadow(0 0 8px var(--warm-glow));
}

.setup-banner-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.setup-banner-text strong {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-1);
}

.setup-banner-sub {
  font-size: 11.5px;
  color: var(--ink-3);
}

.setup-banner-chev {
  font-size: 14px;
  color: var(--warm-hot);
  transition: transform var(--dur-fast);
}

.setup-banner:hover .setup-banner-chev {
  transform: translateY(2px);
}

/* ===== Setup card (Windows fix) ===== */
.setup-card {
  position: relative;
  padding: 24px;
  margin-bottom: 28px;
  background: linear-gradient(180deg, rgba(240, 168, 44, 0.06), rgba(240, 168, 44, 0.02));
  border: 1px solid rgba(240, 168, 44, 0.25);
  border-radius: var(--r-lg);
  animation: setup-in 0.5s var(--ease) both;
  overflow: hidden;
}

/* A soft amber accent bar on the left - quiet, not screaming. */
.setup-card::before {
  content: "";
  position: absolute;
  left: 0; top: 16px; bottom: 16px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--warm-grad);
  box-shadow: 0 0 12px var(--warm-glow);
  animation: setup-bar 3.2s ease-in-out infinite;
}

@keyframes setup-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes setup-bar {
  0%, 100% { opacity: 0.8; box-shadow: 0 0 10px var(--warm-glow); }
  50% { opacity: 1; box-shadow: 0 0 18px var(--warm-glow); }
}

.setup-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.setup-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--warm-hot);
  background: rgba(240, 168, 44, 0.12);
  border: 1px solid rgba(240, 168, 44, 0.3);
  border-radius: 999px;
}

.setup-title {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-1);
}

.setup-lead {
  margin: 0 0 20px;
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.6;
}

.setup-lead strong { color: var(--ink-1); font-weight: 700; }

.setup-time {
  display: inline-block;
  margin-left: 4px;
  color: var(--warm-hot);
  font-weight: 600;
}

.setup-steps {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.setup-step {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  transition: all var(--dur-base) var(--ease);
  opacity: 0;
  animation: step-in 0.45s var(--ease) forwards;
}

.setup-step:nth-child(1) { animation-delay: 0.15s; }
.setup-step:nth-child(2) { animation-delay: 0.22s; }
.setup-step:nth-child(3) { animation-delay: 0.29s; }
.setup-step:nth-child(4) { animation-delay: 0.36s; }

.setup-step:hover {
  background: rgba(30, 144, 255, 0.05);
  border-color: var(--border-2);
  transform: translateX(2px);
}

@keyframes step-in {
  from { opacity: 0; transform: translateX(-8px); }
  to { opacity: 1; transform: translateX(0); }
}

.setup-step-key {
  background: linear-gradient(135deg, rgba(240, 168, 44, 0.10), rgba(240, 168, 44, 0.02));
  border-color: rgba(240, 168, 44, 0.4);
}

.setup-step-key .step-n {
  background: var(--warm-grad);
  color: #04060d;
  box-shadow: 0 2px 10px var(--warm-glow);
}

.step-n {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(120, 150, 230, 0.15);
  border: 1px solid var(--border-2);
  color: var(--ink-1);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 13px;
  display: grid;
  place-items: center;
  align-self: start;
}

.step-c {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.55;
}

.step-c em {
  color: var(--ink-1);
  font-style: normal;
  font-weight: 600;
}

.step-c strong {
  color: var(--ink-1);
  font-weight: 700;
}

.step-c .hl {
  color: var(--warm-hot);
  background: rgba(240, 168, 44, 0.12);
  padding: 1px 6px;
  border-radius: 4px;
}

.step-aside {
  display: block;
  margin-top: 4px;
  font-size: 11.5px;
  color: var(--warm-hot);
  font-style: italic;
}

/* ===== Connect stage ===== */
.connect-stage {
  text-align: center;
  padding: 12px 0 8px;
}

.btn-mega {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 18px 56px;
  border: 0;
  border-radius: 999px;
  background: var(--accent-grad);
  color: #fff;
  font-family: inherit;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  box-shadow: 0 12px 40px var(--accent-glow), 0 0 0 1px rgba(0, 191, 255, 0.3) inset;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
  overflow: hidden;
  isolation: isolate;
}

.btn-mega:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 18px 50px var(--accent-glow), 0 0 0 1px rgba(0, 191, 255, 0.5) inset;
}

.btn-mega:active:not(:disabled) { transform: translateY(0); }

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

.btn-mega-label { position: relative; z-index: 1; }

/* Outer glow that breathes - invites the click. */
.btn-mega-glow {
  position: absolute;
  inset: -30%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
  filter: blur(20px);
  opacity: 0.6;
  z-index: 0;
  animation: cta-breathe 2.6s ease-in-out infinite;
}

@keyframes cta-breathe {
  0%, 100% { opacity: 0.45; transform: scale(0.95); }
  50% { opacity: 0.75; transform: scale(1.05); }
}

/* Subtle shimmer sweeping across the button surface every 5s. */
.btn-mega::after {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.22) 50%, transparent 70%);
  transform: skewX(-20deg);
  animation: shimmer 5s ease-in-out infinite;
  z-index: 1;
  pointer-events: none;
}

@keyframes shimmer {
  0%, 50% { left: -100%; }
  70% { left: 120%; }
  100% { left: 120%; }
}

.connect-hint {
  margin: 18px 0 0;
  font-size: 12.5px;
  color: var(--ink-3);
}

/* ===== Live phase - mic visualizer ===== */
.voice-stage {
  margin-bottom: 18px;
  padding: 22px 24px;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  position: relative;
  overflow: hidden;
}

.mic-vis {
  display: grid;
  gap: 12px;
}

.mic-vis-track {
  height: 14px;
  background: var(--surface-3);
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.mic-vis-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, #1E90FF 0%, #00BFFF 60%, #2ecc71 80%, #f0a82c 95%, #e74c3c 100%);
  background-size: 200% 100%;
  transition: width 50ms linear;
  animation: mic-fill-flow 6s linear infinite;
  box-shadow: 0 0 14px rgba(30, 144, 255, 0.4);
}

/* When the user has clicked Mute, gray out the visualizer so it's obvious
   we're not transmitting. The fill is forced to 0 in JS too. */
.voice-stage.is-muted .mic-vis-track {
  background: rgba(231, 76, 60, 0.10);
  box-shadow: inset 0 0 0 1px rgba(231, 76, 60, 0.3);
}

.voice-stage.is-muted .mic-vis-fill {
  background: linear-gradient(90deg, rgba(231, 76, 60, 0.5), rgba(231, 76, 60, 0.3));
  box-shadow: none;
  animation: none;
}

.voice-stage.is-muted .mic-vis-label::after {
  content: " - muted";
  color: var(--danger);
  font-weight: 600;
}

@keyframes mic-fill-flow {
  to { background-position: 200% 0; }
}

.mic-vis-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}

.mic-vis-label {
  color: var(--ink-2);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.mic-vis-mode {
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 11px;
  padding: 2px 8px;
  background: var(--surface-3);
  border-radius: 999px;
}

/* ===== PTT hint ===== */
.ptt-hint {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  margin-bottom: 14px;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  font-size: 13px;
  color: var(--ink-2);
}

.ptt-hint kbd {
  display: inline-block;
  padding: 2px 10px;
  margin: 0 2px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-1);
  background: var(--surface-3);
  border: 1px solid var(--border-2);
  border-radius: 4px;
}

.ptt-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--ink-4);
  transition: all var(--dur-fast);
}

.ptt-dot.active {
  background: var(--ok);
  box-shadow: 0 0 0 4px rgba(46, 204, 113, 0.25), 0 0 12px rgba(46, 204, 113, 0.6);
}

/* ===== Controls ===== */
.controls {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}

.ctrl {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 8px;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  color: var(--ink-1);
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
}

.ctrl:hover {
  background: var(--surface-hi);
  border-color: var(--border-lit);
  transform: translateY(-1px);
}

.ctrl:active { transform: translateY(0); }

.ctrl-icon { font-size: 22px; line-height: 1; }
.ctrl-label { font-size: 12px; }

.ctrl-key {
  margin-top: 2px;
  padding: 1px 6px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  color: var(--ink-3);
  background: var(--surface-3);
  border: 1px solid var(--border-1);
  border-radius: 4px;
}

.ctrl[data-active="true"] {
  background: rgba(231, 76, 60, 0.15);
  border-color: rgba(231, 76, 60, 0.5);
  color: var(--danger);
}

.ctrl-danger:hover { color: var(--danger); border-color: rgba(255, 107, 107, 0.5); background: rgba(231, 76, 60, 0.08); }

/* ===== Participants ===== */
.parts {
  margin-bottom: 16px;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.parts-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-1);
  background: rgba(255, 255, 255, 0.015);
}

.parts-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink-3);
}

.parts-count {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-1);
  padding: 2px 10px;
  background: var(--surface-3);
  border-radius: 999px;
  min-width: 28px;
  text-align: center;
}

.parts-list { padding: 4px 0; }

.parts-empty {
  padding: 36px 18px;
  text-align: center;
  color: var(--ink-3);
}

.parts-empty p { margin: 0; }
.parts-empty p + p { margin-top: 4px; }
.parts-empty-sub { font-size: 12px; color: var(--ink-4); }
.parts-empty-icon {
  font-size: 28px;
  color: var(--ink-4);
  margin-bottom: 6px;
  line-height: 1;
}

.participant-row {
  display: grid;
  grid-template-columns: 40px 1fr auto auto auto;
  align-items: center;
  gap: 14px;
  padding: 10px 18px;
  border-top: 1px solid rgba(120, 150, 230, 0.06);
  transition: background var(--dur-fast);
  animation: part-row-in 0.4s var(--ease) both;
}

.participant-row:first-child { border-top: 0; }
.participant-row:hover { background: var(--surface-hi); }

@keyframes part-row-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.participant-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--surface-3);
  border: 2px solid var(--border-1);
  overflow: hidden;
  flex-shrink: 0;
  transition: all var(--dur-base) var(--ease);
}

.participant-avatar img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

.participant-avatar.speaking {
  border-color: var(--accent-hot);
  animation: avatar-speak 1.4s ease-in-out infinite;
}

@keyframes avatar-speak {
  0%, 100% { box-shadow: 0 0 0 2px rgba(0, 191, 255, 0.2), 0 0 14px rgba(0, 191, 255, 0.25); }
  50% { box-shadow: 0 0 0 4px rgba(0, 191, 255, 0.35), 0 0 26px rgba(0, 191, 255, 0.6); }
}

.participant-meta { min-width: 0; }

.participant-name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink-1);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--dur-fast);
}

.participant-row.speaking .participant-name { color: var(--accent-hot); }

.participant-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  margin-top: 1px;
}

.participant-volume {
  width: 100px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* live per-person volume readout; goes accent when boosted above 100% */
.participant-vol-val {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  min-width: 40px;
  text-align: right;
  font-variant-numeric: tabular-nums;
  user-select: none;
}
.participant-vol-val.boosted { color: var(--accent-hot); font-weight: 600; }

.parts-hint {
  margin: 0;
  padding: 0 18px 10px;
  font-size: 11px;
  line-height: 1.4;
  color: var(--ink-3);
}

.participant-mute {
  width: 30px; height: 30px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-1);
  border-radius: 6px;
  color: var(--ink-3);
  font-size: 13px;
  cursor: pointer;
  transition: all var(--dur-fast);
}

.participant-mute:hover {
  color: var(--danger);
  border-color: rgba(255, 107, 107, 0.5);
  background: rgba(255, 107, 107, 0.08);
}

.participant-mute[data-muted="true"] {
  color: var(--danger);
  background: rgba(255, 107, 107, 0.12);
  border-color: rgba(255, 107, 107, 0.5);
}

/* ===== Stats ===== */
.stats {
  padding: 12px 18px;
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  background: var(--surface-1);
}

.stats summary {
  cursor: pointer;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-2);
  user-select: none;
  list-style: none;
}

.stats summary::before { content: "> "; color: var(--ink-3); }
.stats[open] summary::before { content: "v "; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px 18px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-1);
}

.stat { display: flex; justify-content: space-between; font-size: 12px; }
.stat-wide { grid-column: 1 / -1; }
.stat-k { color: var(--ink-3); }
.stat-v { color: var(--ink-1); font-family: var(--mono); }
.stat-v.mono { font-size: 11px; }

/* ===== Status log + audio area ===== */
.status-log {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-4);
  white-space: pre-wrap;
  max-height: 40px;
  overflow-y: auto;
  opacity: 0.5;
}
.status-log:empty { display: none; }

.audio-area { display: none; }

/* ===== Buttons (generic) ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  background: var(--surface-1);
  color: var(--ink-1);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover:not(:disabled) {
  border-color: var(--border-lit);
  background: var(--surface-hi);
}

.btn:disabled { cursor: not-allowed; opacity: 0.5; }

.btn-primary {
  background: var(--accent-grad);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-glow);
}
.btn-primary:hover:not(:disabled) {
  box-shadow: 0 8px 22px var(--accent-glow);
  border-color: transparent;
}

.btn-soft {
  background: rgba(255, 255, 255, 0.03);
  color: var(--ink-2);
}
.btn-soft:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink-1);
  border-color: var(--border-2);
}

.btn-small { padding: 5px 12px; font-size: 12px; }

.icon-btn {
  width: 28px; height: 28px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-1);
  border-radius: 6px;
  color: var(--ink-3);
  font-size: 13px;
  cursor: pointer;
  transition: all var(--dur-fast);
}
.icon-btn:hover {
  color: var(--ink-1);
  border-color: var(--border-lit);
  background: var(--surface-hi);
}

/* ===== Settings dialog ===== */
.settings-dialog {
  width: min(100%, 460px);
  padding: 0;
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--surface-2), var(--surface-1));
  color: var(--ink-1);
  box-shadow: var(--elev-3);
  backdrop-filter: blur(20px);
}

.settings-dialog::backdrop {
  background: rgba(4, 6, 13, 0.7);
  backdrop-filter: blur(6px);
}

.settings-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border-1);
}

.settings-head h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
}

.settings-section {
  padding: 16px 22px;
  border-bottom: 1px solid var(--border-1);
}

.settings-section h3 {
  margin: 0 0 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-3);
}

.radio-row {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  align-items: center;
  padding: 6px 0;
  font-size: 13px;
  cursor: pointer;
}

.radio-row em {
  color: var(--ink-3);
  font-style: normal;
  font-weight: 400;
  font-size: 12px;
}

.select-row, .slider-row {
  display: grid;
  grid-template-columns: 90px 1fr 52px;
  gap: 12px;
  align-items: center;
  padding: 6px 0;
  font-size: 13px;
}

.select-row { grid-template-columns: 90px 1fr; }

.select-row select {
  padding: 6px 10px;
  background: var(--surface-1);
  border: 1px solid var(--border-1);
  border-radius: 6px;
  color: var(--ink-1);
  font-family: inherit;
  font-size: 13px;
}

.slider-row input[type="range"] { accent-color: var(--accent); }
.slider-val { font-family: var(--mono); font-size: 12px; color: var(--ink-2); text-align: right; }

.settings-sub {
  margin-top: 10px;
  padding: 12px 14px;
  background: var(--surface-1);
  border-radius: 10px;
}

.settings-hint {
  margin: 6px 0 0;
  font-size: 11.5px;
  color: var(--ink-3);
}

.settings-foot {
  padding: 16px 22px;
  display: flex;
  justify-content: flex-end;
}

/* ===== Responsive ===== */
@media (max-width: 560px) {
  /* stretch (not center) so a child wider than the track can't be pushed
     off the left edge into unscrollable space. */
  .voice-shell {
    padding: 24px 12px;
    padding-bottom: max(24px, env(safe-area-inset-bottom));
    place-items: start stretch;
  }
  .voice-card {
    width: 100%;
    padding: 24px 20px;
    border-radius: var(--r-lg);
    max-width: 100vw;
    overflow-x: hidden;
  }
  /* Root cause of the right-edge clip: a grid/flex descendant (the controls /
     setup-step grids) keeps its default min-width:auto = min-content, which sets
     a ~480px floor that overflows a 390px phone. Letting every descendant shrink
     below its content removes the floor so the card fits the viewport. */
  .voice-card * { min-width: 0; }
  .hero-title { font-size: 28px; }
  .controls { grid-template-columns: 1fr 1fr; }
  /* Fluid CTA: fill the card width but keep a comfortable >=44px tap target. */
  .btn-mega {
    width: 100%;
    max-width: 100%;
    padding: 16px 24px;
    min-height: 52px;
    font-size: 15px;
  }
  .setup-card { padding: 20px 16px; }
  .stats-grid { grid-template-columns: 1fr; }
  /* Keep every interactive control comfortably tappable on touch. */
  .ctrl { min-height: 64px; }
  .participant-volume { width: 80px; }
}

/* Small phones (~<=400px): the warning box + step text were clipping the
   right edge. Tighten padding, shrink the step gutter, and force wrap. */
@media (max-width: 400px) {
  .voice-shell { padding: 18px 10px; padding-bottom: max(18px, env(safe-area-inset-bottom)); }
  .voice-card { padding: 20px 16px; }
  .hero-title { font-size: 25px; }
  .setup-card { padding: 18px 14px; }
  .setup-step {
    grid-template-columns: 24px 1fr;
    gap: 10px;
    padding: 10px 12px;
  }
  .notice { padding: 12px 14px; }
  .btn-mega { padding: 16px 18px; }
  /* Avatar + name + volume + mute can crowd; let the volume slider shrink. */
  .participant-row {
    grid-template-columns: 36px 1fr auto auto;
    gap: 10px;
    padding: 10px 14px;
  }
  .participant-volume { width: 64px; }
  .parts-head, .stats { padding-left: 14px; padding-right: 14px; }
}

/* On touch devices, ensure the hover-driven controls still meet the
   44px minimum target even if a narrow viewport is not triggered. */
@media (pointer: coarse) {
  .ctrl, .btn-mega, .btn, .icon-btn, .participant-mute, .setup-banner {
    min-height: 44px;
  }
  .icon-btn, .participant-mute { min-width: 44px; }
}

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

/* German Dominion base override; final theme treatment is in voice-theme.css. */
:root {
  --bg: #040706;
  --surface-1: rgba(8, 20, 16, 0.78);
  --surface-2: rgba(12, 28, 22, 0.76);
  --surface-3: rgba(16, 38, 29, 0.58);
  --surface-glass: rgba(8, 20, 16, 0.58);
  --surface-hi: rgba(57, 201, 119, 0.08);
  --border-1: rgba(242, 246, 239, 0.16);
  --border-2: rgba(57, 201, 119, 0.32);
  --border-lit: rgba(57, 201, 119, 0.62);
  --ink-1: #f2f6ef;
  --ink-2: rgba(242, 246, 239, 0.80);
  --ink-3: rgba(242, 246, 239, 0.62);
  --ink-4: rgba(242, 246, 239, 0.34);
  --accent: #39c977;
  --accent-hot: #63e79c;
  --accent-grad: linear-gradient(135deg, #39c977 0%, #63e79c 100%);
  --accent-glow: rgba(57, 201, 119, 0.45);
  --warm: #ffb347;
  --warm-hot: #ffc472;
  --warm-grad: linear-gradient(135deg, #ffb347 0%, #ffc472 100%);
  --warm-glow: rgba(255, 179, 71, 0.40);
  --sans: 'Inter', -apple-system, 'Segoe UI', system-ui, Roboto, sans-serif;
  --display: 'Anton', 'Inter', sans-serif;
}
.hero-title,
.hero-eyebrow {
  font-family: var(--display);
  letter-spacing: 0;
}
.bg-space {
  background:
    radial-gradient(1000px 680px at 50% 0%, rgba(57, 201, 119, 0.14), transparent 70%),
    radial-gradient(900px 700px at 50% 100%, rgba(8, 20, 16, 0.45), transparent 72%),
    #040706;
}
.mic-vis-fill {
  background: linear-gradient(90deg, #39c977 0%, #63e79c 62%, #ffb347 82%, #ffc472 95%, #e63b2e 100%);
}
.participant-avatar.speaking {
  border-color: var(--accent-hot);
  box-shadow: 0 0 0 3px rgba(57, 201, 119, 0.24), 0 0 24px rgba(57, 201, 119, 0.5);
}

/* 4k-responsive backstop: on phones/tablets, take the voice card out of the
   grid entirely (block layout) so it simply fills the viewport width and can
   never be held wider by a grid min-content floor. Desktop (>700px) keeps the
   original centered grid layout untouched. */
@media (max-width: 700px) {
  html, body { overflow-x: hidden !important; max-width: 100%; }
  .voice-shell { display: block !important; padding-left: 14px !important; padding-right: 14px !important; }
  /* HARD viewport cap: max-width:calc(100vw - 28px) cannot be exceeded by any
     child, so the card is guaranteed to fit the phone width minus the shell's
     14px gutters; overflow:hidden clips any residual too-wide descendant so it
     wraps/clips INSIDE the card instead of pushing the card past the edge. */
  /* Use min(100%, calc(100vw - 44px)): 100% is parent-relative (correctly
     excludes a scrollbar gutter); the 100vw term is a belt-and-suspenders cap
     that also leaves room for a vertical-scrollbar gutter (100vw INCLUDES it),
     so the card never overflows whether scrollbars are overlay (mobile) or
     classic (desktop-narrow). */
  .voice-card { width: 100% !important; max-width: min(100%, calc(100vw - 44px)) !important; min-width: 0 !important; margin: 0 !important; overflow: hidden !important; }
  .voice-card * { min-width: 0 !important; max-width: 100% !important; overflow-wrap: anywhere; }
  .voice-card pre, .voice-card code { white-space: pre-wrap !important; word-break: break-word; }
}

/* Standalone home link for the voice page. */
.voice-home {
  position: fixed; top: 16px; left: 18px; z-index: 50;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 15px; border-radius: 10px;
  font: 700 11px/1 var(--sans, 'Inter', sans-serif);
  letter-spacing: .16em; text-transform: uppercase; text-decoration: none;
  color: var(--ink-2, rgba(242,246,239,.80));
  background: var(--surface-glass, rgba(8,20,16,.58));
  border: 1px solid var(--border-2, rgba(57,201,119,.32));
  backdrop-filter: blur(10px);
  transition: color .15s ease, border-color .15s ease, transform .15s ease;
}
.voice-home:hover { color: var(--ink-1, #f2f6ef); border-color: var(--accent, #39c977); transform: translateY(-1px); }
@media (max-width: 600px) { .voice-home { top: 10px; left: 10px; padding: 8px 12px; font-size: 10px; } }

/* ===== Voice overlay download (pre-connect, standalone only) =====
   A first-class section in the voice card's own language: copy + feature
   points on the left, a live miniature of the overlay HUD on the right. */
.overlay-promo{display:grid;grid-template-columns:1.25fr 1fr;gap:26px;align-items:center;margin-top:26px;padding:24px 26px;border-radius:var(--r-lg,16px);border:1px solid var(--border-2);background:linear-gradient(150deg,var(--surface-hi),transparent 55%),var(--surface-2);position:relative;overflow:hidden}
.overlay-promo::before{content:"";position:absolute;inset:0 0 auto 0;height:2px;background:var(--accent-grad)}
.op-copy{display:flex;flex-direction:column;gap:12px;min-width:0}
.op-eyebrow{font-family:var(--mono);font-size:10px;letter-spacing:.28em;text-transform:uppercase;color:var(--accent-hot)}
.op-title{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:26px;line-height:1.05;letter-spacing:.03em;color:var(--ink-1);margin:0}
.op-lead{font-size:13.5px;line-height:1.65;color:var(--ink-3);margin:0}
.op-points{list-style:none;margin:2px 0 0;padding:0;display:flex;flex-direction:column;gap:7px}
.op-points li{position:relative;padding-left:20px;font-size:12.5px;color:var(--ink-2)}
.op-points li::before{content:"";position:absolute;left:2px;top:6px;width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent-glow)}
.op-actions{display:flex;align-items:center;gap:16px;margin-top:8px;flex-wrap:wrap}
.op-download{display:flex;flex-direction:column;gap:3px;padding:13px 22px;border-radius:12px;text-decoration:none;background:var(--accent-grad);color:#06130c;box-shadow:0 12px 30px -10px var(--accent-glow),inset 0 1px 0 rgba(255,255,255,.25);transition:transform .18s ease,box-shadow .18s ease}
.op-download:hover{transform:translateY(-2px);box-shadow:0 16px 36px -10px var(--accent-glow),inset 0 1px 0 rgba(255,255,255,.3)}
.op-download-label{font-weight:700;font-size:13.5px;letter-spacing:.02em}
.op-download-sub{font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;opacity:.72}
.op-more{font-size:12px;color:var(--accent-hot);text-decoration:none;letter-spacing:.03em;border-bottom:1px solid transparent;transition:border-color .15s}
.op-more:hover{border-bottom-color:var(--accent-hot)}

/* Miniature HUD */
.op-visual{display:flex;align-items:center;justify-content:center;position:relative;min-width:0}
.op-visual::after{content:"";position:absolute;width:70%;height:70%;border-radius:50%;background:radial-gradient(closest-side,var(--accent-glow),transparent 72%);opacity:.28;pointer-events:none}
.op-hud{position:relative;z-index:1;width:100%;max-width:250px;border-radius:14px;border:1px solid var(--border-1);background:rgba(6,10,8,.92);box-shadow:0 22px 44px -18px rgba(0,0,0,.85),inset 0 1px 0 rgba(255,255,255,.05);overflow:hidden;animation:opFloat 5.5s ease-in-out infinite}
@keyframes opFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
.op-hud-top{display:flex;align-items:center;gap:6px;padding:9px 12px;border-bottom:1px solid rgba(255,255,255,.07)}
.op-hud-dot{width:7px;height:7px;border-radius:2px;background:var(--warm-grad);box-shadow:0 0 8px var(--warm-glow)}
.op-hud-brand{font-family:var(--display);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-1)}
.op-hud-tag{font-family:var(--mono);font-size:7px;letter-spacing:.3em;text-transform:uppercase;color:var(--warm)}
.op-hud-live{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:12px}
.op-hud-mic{position:relative;flex:none;width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;border:2px solid var(--accent);box-shadow:0 0 12px var(--accent-glow);animation:opMicPulse 1.6s ease-in-out infinite}
.op-hud-mic svg{width:16px;height:16px;fill:var(--accent-hot)}
@keyframes opMicPulse{0%,100%{box-shadow:0 0 7px var(--accent-glow)}50%{box-shadow:0 0 16px var(--accent-glow)}}
.op-hud-mid{display:flex;flex-direction:column;gap:5px;min-width:0;flex:1}
.op-hud-status{display:flex;align-items:center;gap:6px;font-size:10.5px;color:var(--ink-2)}
.op-hud-status i{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 6px var(--accent-glow)}
.op-hud-key{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:7.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-4);white-space:nowrap}
.op-hud-key kbd{font-family:var(--mono);font-size:8.5px;padding:2px 5px;border-radius:4px;background:rgba(255,255,255,.08);border:1px solid var(--border-1);border-bottom-width:2px;color:var(--ink-1);letter-spacing:.04em}
.op-hud-speaker{display:inline-flex;align-items:center;gap:5px;flex:none;font-size:9.5px;color:var(--ink-2);padding:4px 8px;border-radius:7px;background:var(--surface-hi);border:1px solid rgba(57,201,119,.3);margin-left:48px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.op-wave{display:inline-flex;align-items:flex-end;gap:1.5px;height:9px;flex:none}
.op-wave i{width:2px;height:3px;border-radius:1px;background:var(--accent-hot);animation:opWave .75s ease-in-out infinite}
.op-wave i:nth-child(2){animation-delay:.12s}
.op-wave i:nth-child(3){animation-delay:.24s}
@keyframes opWave{0%,100%{height:3px}50%{height:9px}}

@media (max-width:640px){
  .overlay-promo{grid-template-columns:1fr;gap:20px;padding:20px}
  .op-visual{order:-1}
  .op-title{font-size:22px}
}
@media (prefers-reduced-motion:reduce){
  .op-hud,.op-hud-mic,.op-wave i{animation:none}
}
