@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --bg-deep: #030710;
  --bg-panel: rgba(4, 18, 30, 0.88);
  --bg-panel-hover: rgba(6, 28, 48, 0.96);
  --cyan-core: #00f0ff;
  --cyan-bright: #38f8ff;
  --cyan-glow: rgba(0, 240, 255, 0.45);
  --cyan-dim: rgba(0, 240, 255, 0.12);
  --border-hud: rgba(0, 240, 255, 0.45);
  --green-active: #00ff9d;
  --green-glow: rgba(0, 255, 157, 0.45);
  --amber-disk: #f59e0b;
  --amber-glow: rgba(245, 158, 11, 0.5);
  --text-bright: #ffffff;
  --text-hud: #9ee6ff;
  --text-muted: #4893b8;
  --font-hud: 'Orbitron', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-mono);
  background-color: var(--bg-deep);
  color: var(--text-bright);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-image: 
    radial-gradient(ellipse at 50% 0%, rgba(0, 240, 255, 0.16), transparent 60%),
    radial-gradient(ellipse at 90% 40%, rgba(0, 255, 157, 0.05), transparent 45%),
    url("data:image/svg+xml,%3Csvg width='60' height='104' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0 L30 17.32 L30 51.96 L0 69.28 L-30 51.96 L-30 17.32 Z M60 0 L90 17.32 L90 51.96 L60 69.28 L30 51.96 L30 17.32 Z M0 69.28 L30 86.6 L30 121.24 L0 138.56 L-30 121.24 L-30 86.6 Z M60 69.28 L90 86.6 L90 121.24 L60 138.56 L30 121.24 L30 86.6 Z' stroke='rgba(0, 240, 255, 0.09)' stroke-width='1' fill='none'/%3E%3C/svg%3E");
  background-size: 100% 100%, 100% 100%, 60px 104px;
  background-attachment: fixed;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(3, 7, 16, 0.90);
  border-bottom: 1px solid var(--border-hud);
  box-shadow: 0 4px 25px rgba(0, 240, 255, 0.1);
}

.nav-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-hud);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.18em;
  color: var(--cyan-core);
  text-decoration: none;
  text-shadow: 0 0 14px var(--cyan-glow);
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.logo-dot {
  width: 9px;
  height: 9px;
  background: var(--cyan-core);
  box-shadow: 0 0 12px var(--cyan-core);
  border-radius: 2px;
}

.logo-sub {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  font-weight: 400;
  margin-left: 0.4rem;
  border-left: 1px solid var(--border-hud);
  padding-left: 0.7rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1rem;
}

.nav-links a, .hud-action-pill {
  font-family: var(--font-hud);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--text-hud);
  text-decoration: none;
  padding: 0.45rem 1rem;
  background: rgba(4, 18, 30, 0.7);
  border: 1.5px solid var(--border-hud);
  border-radius: 4px;
  position: relative;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.nav-links a::before, .nav-links a::after,
.hud-action-pill::before, .hud-action-pill::after {
  content: '';
  position: absolute;
  width: 5px;
  height: 5px;
  pointer-events: none;
  transition: border-color 0.25s ease;
}

.nav-links a::before, .hud-action-pill::before {
  top: -2px; left: -2px;
  border-top: 2px solid var(--cyan-core);
  border-left: 2px solid var(--cyan-core);
}

.nav-links a::after, .hud-action-pill::after {
  bottom: -2px; right: -2px;
  border-bottom: 2px solid var(--cyan-core);
  border-right: 2px solid var(--cyan-core);
}

.nav-links a:hover,
.nav-links a.active,
.hud-action-pill:hover {
  color: #fff;
  border-color: var(--cyan-core);
  background: rgba(0, 240, 255, 0.18);
  box-shadow: 0 0 16px var(--cyan-glow);
  text-shadow: 0 0 8px var(--cyan-core);
}

.hud-action-pill.active-think {
  color: var(--green-active);
  border-color: var(--green-active);
  background: rgba(0, 255, 157, 0.15);
  box-shadow: 0 0 18px var(--green-glow), inset 0 0 10px rgba(0, 255, 157, 0.1);
  text-shadow: 0 0 10px var(--green-active);
}
.hud-action-pill.active-think::before {
  border-color: var(--green-active);
}
.hud-action-pill.active-think::after {
  border-color: var(--green-active);
}

.hud-action-pill.active-live {
  color: #fff;
  border-color: var(--cyan-core);
  background: rgba(0, 240, 255, 0.25);
  box-shadow: 0 0 20px var(--cyan-glow);
  text-shadow: 0 0 10px var(--cyan-core);
}

.hud-amber-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fbbf24 0%, #d97706 70%, #92400e 100%);
  border: 2px solid #fde68a;
  box-shadow: 0 0 20px var(--amber-glow), 0 0 6px rgba(0,0,0,0.8);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.hud-amber-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 0 28px var(--amber-glow);
}
.hud-amber-btn svg {
  width: 18px;
  height: 18px;
  fill: #1f1300;
}

/* ==========================================================================
   MAIN CONTAINER & STATUS BANNER
   ========================================================================== */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  flex: 1;
}

.hud-status-bar {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.45rem 1.3rem;
  font-family: var(--font-hud);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--cyan-core);
  background: var(--cyan-dim);
  border: 1px solid var(--cyan-core);
  box-shadow: 0 0 16px var(--cyan-dim);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  margin-bottom: 2.2rem;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background: var(--cyan-core);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--cyan-core);
  animation: pulse 1.8s infinite ease-in-out;
}

.pulse-dot.green {
  background: var(--green-active);
  box-shadow: 0 0 10px var(--green-active);
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.25); }
}

/* ==========================================================================
   HERO & INTRODUCTORY WORKFLOW
   ========================================================================== */
.hero {
  max-width: 900px;
  margin-bottom: 2.5rem;
}

.hero h1 {
  font-family: var(--font-hud);
  font-size: clamp(2.1rem, 4.5vw, 3.4rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: 0.04em;
  margin-bottom: 1.2rem;
  color: var(--text-bright);
  text-shadow: 0 0 30px rgba(0, 240, 255, 0.3);
}

.hero .subtitle {
  color: var(--text-hud);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 1.6rem;
}

/* 3-Step Walkthrough Strip (Explains what the app does) */
.how-it-works-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  margin-bottom: 3.5rem;
  padding: 1.4rem;
  background: rgba(4, 18, 30, 0.6);
  border: 1px solid var(--border-hud);
  border-radius: 8px;
  box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.04);
}

.step-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0.8rem;
  border-left: 2px solid var(--border-hud);
  transition: border-color 0.25s ease;
}
.step-card:hover {
  border-left-color: var(--cyan-core);
}

.step-num {
  font-family: var(--font-hud);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--cyan-core);
  font-weight: 700;
}

.step-title {
  font-family: var(--font-hud);
  font-size: 0.95rem;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.step-desc {
  font-size: 0.82rem;
  color: var(--text-hud);
  line-height: 1.5;
}

/* ==========================================================================
   VOCAL PROMPT BANNER
   ========================================================================== */
.voice-prompt-banner {
  background: rgba(4, 24, 40, 0.85);
  border: 1.5px solid var(--cyan-core);
  border-radius: 8px;
  padding: 1rem 1.4rem;
  margin-bottom: 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.15);
  position: relative;
  z-index: 10;
}

.voice-prompt-left {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.mic-badge-pulse {
  position: relative;
  width: 44px;
  height: 44px;
  background: rgba(0, 240, 255, 0.18);
  border: 1.5px solid var(--cyan-core);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px var(--cyan-glow);
  flex-shrink: 0;
}

.mic-bars {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 18px;
}

.mic-bar {
  width: 3px;
  background: var(--cyan-core);
  border-radius: 2px;
  animation: micWave 1.2s infinite ease-in-out;
}
.mic-bar:nth-child(1) { height: 8px; animation-delay: 0.1s; }
.mic-bar:nth-child(2) { height: 16px; animation-delay: 0.3s; }
.mic-bar:nth-child(3) { height: 12px; animation-delay: 0.2s; }
.mic-bar:nth-child(4) { height: 6px; animation-delay: 0.4s; }

@keyframes micWave {
  0%, 100% { transform: scaleY(0.5); opacity: 0.6; }
  50% { transform: scaleY(1.3); opacity: 1; }
}

.voice-text-block {
  display: flex;
  flex-direction: column;
}

.voice-label-tag {
  font-family: var(--font-hud);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--cyan-core);
  text-transform: uppercase;
}

.voice-query-quote {
  font-family: var(--font-hud);
  font-size: 1.18rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.05em;
  text-shadow: 0 0 12px rgba(0, 240, 255, 0.4);
}

.voice-status-right {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-hud);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--green-active);
  background: rgba(0, 255, 157, 0.1);
  border: 1px solid var(--green-active);
  padding: 0.4rem 0.9rem;
  border-radius: 4px;
  text-shadow: 0 0 8px var(--green-glow);
  white-space: nowrap;
}

/* ==========================================================================
   INTERACTIVE SPATIAL HUD VIEWPORT
   ========================================================================== */
.hud-viewport-stage {
  position: relative;
  background: radial-gradient(circle at 50% 50%, #071524 0%, #02070f 90%);
  border: 2px solid var(--border-hud);
  border-radius: 12px;
  margin-bottom: 5rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.8rem 1.6rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.9), inset 0 0 50px rgba(0, 240, 255, 0.08);
}

.viewport-bracket {
  position: absolute;
  width: 24px;
  height: 24px;
  pointer-events: none;
  z-index: 25;
}
.vp-tl { top: 8px; left: 8px; border-top: 3px solid var(--cyan-core); border-left: 3px solid var(--cyan-core); }
.vp-tr { top: 8px; right: 8px; border-top: 3px solid var(--cyan-core); border-right: 3px solid var(--cyan-core); }
.vp-bl { bottom: 8px; left: 8px; border-bottom: 3px solid var(--cyan-core); border-left: 3px solid var(--cyan-core); }
.vp-br { bottom: 8px; right: 8px; border-bottom: 3px solid var(--cyan-core); border-right: 3px solid var(--cyan-core); }

.hud-viewport-stage::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: 
    linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.35) 50%),
    url("data:image/svg+xml,%3Csvg width='60' height='104' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0 L30 17.32 L30 51.96 L0 69.28 L-30 51.96 L-30 17.32 Z M60 0 L90 17.32 L90 51.96 L60 69.28 L30 51.96 L30 17.32 Z M0 69.28 L30 86.6 L30 121.24 L0 138.56 L-30 121.24 L-30 86.6 Z M60 69.28 L90 86.6 L90 121.24 L60 138.56 L30 121.24 L30 86.6 Z' stroke='rgba(0, 240, 255, 0.14)' stroke-width='1' fill='none'/%3E%3C/svg%3E");
  background-size: 100% 3px, 60px 104px;
  pointer-events: none;
  z-index: 1;
}

.hud-app-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  position: relative;
  z-index: 10;
  padding-bottom: 1.2rem;
}

.hud-app-controls {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   SPATIAL SCENE & DRAWN SOUND INTERFACE
   ========================================================================== */
.hud-spatial-scene-container {
  position: relative;
  z-index: 10;
  width: 100%;
  margin: 1rem 0;
}

.spatial-interactive-svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Cyan Tether Line Styling */
.cyan-tether-line {
  stroke: var(--cyan-core);
  stroke-width: 2.5;
  fill: none;
  filter: drop-shadow(0 0 8px #00f0ff);
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: all 0.3s ease;
}

.cyan-tether-line.pulse-glow {
  stroke-dasharray: 6, 4;
  animation: tetherFlow 15s linear infinite;
}

.tether-node {
  fill: var(--cyan-core);
  filter: drop-shadow(0 0 6px #00f0ff);
}

/* Spatial AR Cue Card (Embedded in HTML & foreignObject) */
.spatial-cue-card {
  background: var(--bg-panel);
  border: 2px solid var(--cyan-core);
  border-radius: 6px;
  padding: 1.1rem 1.25rem;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.28), inset 0 0 20px rgba(0, 240, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.25s ease;
  position: relative;
  cursor: pointer;
  color: #fff;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.spatial-cue-card:hover {
  transform: translateY(-2px);
  border-color: #fff;
  box-shadow: 0 0 35px var(--cyan-glow), inset 0 0 25px rgba(0, 240, 255, 0.2);
}

.card-bracket {
  position: absolute;
  width: 9px;
  height: 9px;
  pointer-events: none;
}
.cb-tl { top: -3px; left: -3px; border-top: 3px solid #fff; border-left: 3px solid #fff; }
.cb-tr { top: -3px; right: -3px; border-top: 3px solid var(--cyan-core); border-right: 3px solid var(--cyan-core); }
.cb-bl { bottom: -3px; left: -3px; border-bottom: 3px solid var(--cyan-core); border-left: 3px solid var(--cyan-core); }
.cb-br { bottom: -3px; right: -3px; border-bottom: 3px solid #fff; border-right: 3px solid #fff; }

.card-lock-telemetry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.35rem;
}

.lock-label {
  font-family: var(--font-hud);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--cyan-core);
  text-shadow: 0 0 8px var(--cyan-glow);
}

.lock-status-dot {
  width: 6px;
  height: 6px;
  background: var(--cyan-core);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cyan-core);
}

.card-title {
  font-family: var(--font-hud);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: 0.45rem;
  line-height: 1.2;
}

.card-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan-core) 0%, transparent 95%);
  margin-bottom: 0.5rem;
}

.card-description {
  font-size: 0.78rem;
  color: var(--text-hud);
  line-height: 1.48;
}

/* Fallback / Mobile Cards Grid */
.mobile-cue-cards-list {
  display: none;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin-top: 1.5rem;
  position: relative;
  z-index: 10;
}

/* ==========================================================================
   APP BOTTOM SYSTEM STATUS CONSOLE
   ========================================================================== */
.hud-bottom-console {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 1.5rem;
}

.console-frame {
  position: relative;
  background: rgba(3, 14, 25, 0.92);
  border: 1.5px solid var(--cyan-core);
  border-radius: 8px;
  padding: 0.8rem 2.4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 0 0 25px var(--cyan-dim), inset 0 0 15px rgba(0, 240, 255, 0.08);
  clip-path: polygon(
    14px 0, calc(100% - 14px) 0,
    100% 14px, 100% calc(100% - 14px),
    calc(100% - 14px) 100%, 14px 100%,
    0 calc(100% - 14px), 0 14px
  );
}

.console-meta-top {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-family: var(--font-hud);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--cyan-core);
}

.meta-latency {
  color: var(--green-active);
  font-weight: 700;
  text-shadow: 0 0 8px var(--green-glow);
}

.console-listening-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-hud);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  color: #fff;
  text-shadow: 0 0 12px var(--cyan-glow);
}

.audio-beacon {
  position: relative;
  width: 14px;
  height: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.audio-beacon-dot {
  width: 8px;
  height: 8px;
  background: var(--cyan-core);
  box-shadow: 0 0 12px var(--cyan-core);
  border-radius: 50%;
}

.audio-beacon-wave {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 1.5px solid var(--cyan-core);
  border-radius: 50%;
  animation: sonarPing 1.8s infinite ease-out;
}

@keyframes sonarPing {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* ==========================================================================
   CORE CAPABILITIES GRID & SECTION TITLES
   ========================================================================== */
.section-title {
  font-family: var(--font-hud);
  font-size: 1.2rem;
  letter-spacing: 0.18em;
  color: var(--cyan-core);
  margin-bottom: 2rem;
  text-shadow: 0 0 10px var(--cyan-glow);
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-hud) 0%, transparent 100%);
}

.grid-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.8rem;
  margin-bottom: 4.5rem;
}

.hud-card {
  position: relative;
  background: var(--bg-panel);
  border: 1px solid var(--border-hud);
  padding: 2.2rem 1.8rem;
  box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.05), 0 8px 30px rgba(0, 0, 0, 0.6);
  transition: all 0.25s ease;
  clip-path: polygon(
    0 14px, 14px 0, 
    calc(100% - 14px) 0, 100% 14px, 
    100% calc(100% - 14px), calc(100% - 14px) 100%, 
    14px 100%, 0 calc(100% - 14px)
  );
}

.hud-card:hover {
  border-color: var(--cyan-core);
  box-shadow: inset 0 0 25px rgba(0, 240, 255, 0.12), 0 0 25px rgba(0, 240, 255, 0.25);
  transform: translateY(-3px);
}

.hud-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--cyan-core);
  font-family: var(--font-hud);
}

.hud-card h3 {
  font-family: var(--font-hud);
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  color: var(--text-bright);
  margin-bottom: 0.8rem;
}

.hud-card p {
  color: var(--text-hud);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ==========================================================================
   CONTENT BOX (FOR ABOUT, CONTACT, PRIVACY)
   ========================================================================== */
.hud-content-box {
  position: relative;
  background: var(--bg-panel);
  border: 1.5px solid var(--border-hud);
  padding: 2.8rem;
  max-width: 860px;
  box-shadow: inset 0 0 25px rgba(0, 240, 255, 0.06), 0 12px 40px rgba(0, 0, 0, 0.7);
  clip-path: polygon(
    0 16px, 16px 0, 
    calc(100% - 16px) 0, 100% 16px, 
    100% calc(100% - 16px), calc(100% - 16px) 100%, 
    16px 100%, 0 calc(100% - 16px)
  );
}

.hud-content-box::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--cyan-core), transparent 80%);
}

.hud-content-box h2 {
  font-family: var(--font-hud);
  font-size: 1.9rem;
  letter-spacing: 0.06em;
  color: var(--text-bright);
  margin-bottom: 1.5rem;
  text-shadow: 0 0 15px var(--cyan-glow);
}

.hud-content-box p {
  color: var(--text-hud);
  margin-bottom: 1.3rem;
  font-size: 0.96rem;
  line-height: 1.7;
}

.hud-content-box strong {
  color: var(--cyan-core);
  font-weight: 700;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
footer {
  border-top: 1px solid var(--border-hud);
  padding: 2.2rem 1.5rem;
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  font-family: var(--font-hud);
  background: rgba(2, 6, 14, 0.95);
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 880px) {
  .how-it-works-strip {
    grid-template-columns: 1fr;
  }
  
  .voice-prompt-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  .nav-container {
    flex-direction: column;
    gap: 1.2rem;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hud-app-top-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .hud-content-box {
    padding: 1.8rem;
  }

  .console-listening-row {
    font-size: 1rem;
  }

  /* On smaller mobile, hide foreignObjects in SVG and show the cards grid below */
  .svg-fo-card {
    display: none;
  }

  .mobile-cue-cards-list {
    display: grid;
  }
}