/* ═══════════════════════════════════════════
   SYNEXUS — Full-screen landing
   ═══════════════════════════════════════════ */

:root {
  --blue-100: #b8dcff;
  --blue-200: #7ec4ff;
  --cyan: #3de0ff;
  --cyan-dim: rgba(61, 224, 255, 0.35);
  --cyan-glow: rgba(61, 224, 255, 0.55);
  --bg-deep: #02060e;
  --bg-panel: rgba(4, 12, 28, 0.72);
  --bg-card: rgba(6, 18, 40, 0.55);
  --border: rgba(61, 224, 255, 0.22);
  --border-bright: rgba(61, 224, 255, 0.55);
  --text: #e8f4ff;
  --text-muted: rgba(184, 220, 255, 0.72);
  --text-dim: rgba(184, 220, 255, 0.45);
  --font-display: "Orbitron", system-ui, sans-serif;
  --font-body: "Exo 2", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-soft: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html,
body {
  height: 100%;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100%;
  min-height: 100dvh;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--text);
  background: var(--bg-deep);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

/* ─── Full-screen shell ─── */

.landing {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

/* ═══════════════════════════════════════════
   Hero scene — cinematic city + clouds + cars
   ═══════════════════════════════════════════ */

.hero-scene {
  --drift-a: 0px;
  --drift-b: 0px;
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: #061018;
  pointer-events: none;
}

.hero-scene__parallax {
  position: absolute;
  inset: 0;
  will-change: transform;
}

/* Main city plate — zoomed out for full vista */
.hero-scene__city {
  position: absolute;
  inset: -2%;
  background-color: #6ea8d4; /* sky fill when zoomed out past cover */
  background-size: 100% auto;
  background-position: center center;
  background-repeat: no-repeat;
  filter: brightness(0.9) saturate(1.1) contrast(1.03);
  transform: translate3d(0, 0, 0) scale(1.034);
  will-change: transform;
  backface-visibility: hidden;
  min-height: 100%;
}

/* Soft depth haze over mid-city */
.hero-scene__haze {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 80% 50% at 50% 55%,
      rgba(120, 180, 220, 0.08) 0%,
      transparent 70%
    ),
    linear-gradient(
      180deg,
      rgba(180, 210, 240, 0.12) 0%,
      transparent 38%,
      transparent 62%,
      rgba(4, 20, 36, 0.2) 100%
    );
  mix-blend-mode: screen;
  opacity: 0.85;
  animation: haze-breathe 14s ease-in-out infinite alternate;
}

@keyframes haze-breathe {
  from {
    opacity: 0.65;
  }
  to {
    opacity: 0.95;
  }
}

/* Dual cloud sheets — extracted from city sky */
.hero-scene__clouds {
  position: absolute;
  left: -20%;
  right: -40%;
  top: 0;
  height: 48%;
  background-repeat: repeat-x;
  background-size: auto 100%;
  background-position: 0 0;
  pointer-events: none;
  will-change: transform;
  mix-blend-mode: screen;
}

.hero-scene__clouds--a {
  opacity: 0.55;
  filter: blur(0.4px) brightness(1.15);
  height: 42%;
  top: 0;
}

.hero-scene__clouds--b {
  opacity: 0.32;
  filter: blur(1.6px) brightness(1.05);
  height: 50%;
  top: 2%;
  background-position: 30% 0;
}

/* Flying car fleet — above city, under light grade */
.hero-scene__cars {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 3;
  pointer-events: none;
}

.hero-car {
  position: absolute;
  top: 0;
  left: 0;
  height: auto;
  max-width: none;
  pointer-events: none;
  user-select: none;
  will-change: transform;
  transform: translate3d(-20vw, 20vh, 0);
  image-rendering: auto;
}

/* Grade / vignette / scan — readable UI over the vista */
.hero-scene__grade {
  position: absolute;
  inset: 0;
  z-index: 4;
  background:
    linear-gradient(
      180deg,
      rgba(2, 10, 22, 0.55) 0%,
      rgba(2, 12, 26, 0.18) 26%,
      rgba(4, 16, 32, 0.08) 48%,
      rgba(2, 12, 26, 0.35) 76%,
      rgba(1, 6, 14, 0.82) 100%
    ),
    radial-gradient(
      ellipse 95% 75% at 50% 40%,
      transparent 0%,
      rgba(2, 8, 20, 0.28) 100%
    );
  pointer-events: none;
}

/* Softer mid-band so flying cars stay visible */
.hero-scene__grade--soft {
  background:
    linear-gradient(
      180deg,
      rgba(2, 10, 22, 0.5) 0%,
      rgba(2, 12, 26, 0.12) 22%,
      rgba(4, 16, 32, 0.04) 45%,
      rgba(2, 12, 26, 0.28) 78%,
      rgba(1, 6, 14, 0.8) 100%
    ),
    radial-gradient(
      ellipse 95% 75% at 50% 40%,
      transparent 0%,
      rgba(2, 8, 20, 0.22) 100%
    );
}

.hero-scene__vignette {
  position: absolute;
  inset: 0;
  z-index: 5;
  background: radial-gradient(
    ellipse at 50% 42%,
    transparent 45%,
    rgba(0, 0, 0, 0.5) 100%
  );
  pointer-events: none;
}

.hero-scene__scan {
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  opacity: 0.05;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.35) 3px
  );
}

.hero-scene__stars {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  mix-blend-mode: screen;
  opacity: 0.22;
  pointer-events: none;
}

/* Boot: dim city until live */
body.is-booting .hero-scene__city {
  filter: brightness(0.4) saturate(0.85) contrast(1.02);
}

body.is-live .hero-scene__city {
  transition: filter 1.8s var(--ease-soft);
  filter: brightness(0.88) saturate(1.12) contrast(1.04);
}

/* ─── HUD corners ─── */

.hud-frame {
  position: absolute;
  inset: 12px;
  z-index: 5;
  pointer-events: none;
  opacity: 0;
}

.corner {
  position: absolute;
  width: 28px;
  height: 28px;
  border-color: var(--cyan);
  border-style: solid;
  opacity: 0.55;
  filter: drop-shadow(0 0 6px var(--cyan-dim));
}

.corner.tl {
  top: 0;
  left: 0;
  border-width: 2px 0 0 2px;
}
.corner.tr {
  top: 0;
  right: 0;
  border-width: 2px 2px 0 0;
}
.corner.bl {
  bottom: 0;
  left: 0;
  border-width: 0 0 2px 2px;
}
.corner.br {
  bottom: 0;
  right: 0;
  border-width: 0 2px 2px 0;
}

/* ─── Top bar ─── */

.topbar {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.15rem 1.5rem 0.5rem;
  background: linear-gradient(
    180deg,
    rgba(2, 8, 20, 0.55) 0%,
    rgba(2, 8, 20, 0.2) 70%,
    transparent 100%
  );
  opacity: 0;
  transform: translateY(-12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}

.brand-mark {
  width: 9px;
  height: 9px;
  border: 1.25px solid var(--cyan);
  transform: rotate(45deg);
  box-shadow:
    0 0 8px var(--cyan-glow),
    inset 0 0 4px var(--cyan-dim);
  background: rgba(61, 224, 255, 0.15);
  animation: pulse-mark 3s ease-in-out infinite;
}

@keyframes pulse-mark {
  0%,
  100% {
    box-shadow:
      0 0 6px var(--cyan-dim),
      inset 0 0 4px var(--cyan-dim);
  }
  50% {
    box-shadow:
      0 0 12px var(--cyan-glow),
      inset 0 0 6px var(--cyan-glow);
  }
}

.brand-text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.68rem;
  letter-spacing: 0.28em;
}

.brand-sub {
  font-weight: 400;
  color: var(--cyan);
  margin-left: 0.04em;
}

/* ─── Hero ─── */

.hero {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.5rem 1.5rem;
  min-height: 0;
}

.hero-inner {
  width: 100%;
  max-width: 960px;
  text-align: center;
}

.eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  opacity: 0;
  transform: translateY(18px);
}

.eyebrow-line {
  display: block;
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.7;
}

.title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 11vw, 6.5rem);
  letter-spacing: 0.22em;
  line-height: 1;
  margin-left: 0.22em;
  margin-bottom: 0.35rem;
  opacity: 0;
  transform: translateY(22px);
}

.title-glow {
  display: inline-block;
  color: #f0f8ff;
  text-shadow:
    0 0 20px rgba(61, 224, 255, 0.55),
    0 0 60px rgba(43, 155, 255, 0.4),
    0 0 120px rgba(20, 136, 240, 0.25),
    0 2px 0 rgba(0, 0, 0, 0.4);
  animation: title-breathe 4s ease-in-out infinite;
}

@keyframes title-breathe {
  0%,
  100% {
    text-shadow:
      0 0 20px rgba(61, 224, 255, 0.5),
      0 0 60px rgba(43, 155, 255, 0.35),
      0 0 100px rgba(20, 136, 240, 0.2);
  }
  50% {
    text-shadow:
      0 0 30px rgba(61, 224, 255, 0.75),
      0 0 80px rgba(43, 155, 255, 0.5),
      0 0 140px rgba(20, 136, 240, 0.35);
  }
}

.subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(0.85rem, 1.8vw, 1.1rem);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--blue-100);
  opacity: 0;
  transform: translateY(18px);
  margin-bottom: 1.25rem;
}

.title-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(14px);
}

.div-bar {
  width: min(120px, 18vw);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.div-diamond {
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
  box-shadow: 0 0 10px var(--cyan-glow);
  background: rgba(61, 224, 255, 0.2);
}

.lead {
  max-width: 34rem;
  margin: 0 auto 1.75rem;
  font-weight: 300;
  font-size: clamp(0.95rem, 1.6vw, 1.1rem);
  line-height: 1.65;
  color: var(--text-muted);
  opacity: 0;
  transform: translateY(16px);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(16px);
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.75rem 1.6rem;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: 2px;
  transition:
    transform 0.3s var(--ease),
    border-color 0.3s var(--ease),
    background 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}

.btn--primary {
  color: #041018;
  background: linear-gradient(135deg, #7ef0ff 0%, #3de0ff 40%, #2b9bff 100%);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow:
    0 0 24px rgba(61, 224, 255, 0.45),
    0 8px 28px rgba(0, 40, 90, 0.35);
  overflow: hidden;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  transform: translateY(-2px);
  box-shadow:
    0 0 36px rgba(61, 224, 255, 0.65),
    0 12px 32px rgba(0, 40, 90, 0.4);
}

.btn-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    transparent 20%,
    rgba(255, 255, 255, 0.45) 45%,
    transparent 70%
  );
  transform: translateX(-120%);
  animation: btn-sheen 3.5s ease-in-out infinite;
}

@keyframes btn-sheen {
  0%,
  55% {
    transform: translateX(-120%);
  }
  80%,
  100% {
    transform: translateX(120%);
  }
}

.btn--ghost {
  color: var(--text);
  background: rgba(4, 14, 32, 0.45);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--border-bright);
  background: rgba(8, 28, 58, 0.55);
  transform: translateY(-2px);
}

/* Module chips */
.chips {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
  max-width: 780px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(20px);
  scroll-margin-top: 2rem;
}

.chip {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 0.75rem;
  row-gap: 0.15rem;
  text-align: left;
  padding: 0.95rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 2px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition:
    transform 0.3s var(--ease),
    border-color 0.3s var(--ease),
    background 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}

.chip:hover,
.chip:focus-visible {
  transform: translateY(-3px);
  border-color: var(--border-bright);
  background: rgba(8, 28, 58, 0.72);
  box-shadow: 0 0 28px rgba(43, 155, 255, 0.18);
  outline: none;
}

.chip-id {
  grid-row: 1 / span 2;
  align-self: center;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  opacity: 0.85;
}

.chip-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.chip-desc {
  font-size: 0.78rem;
  font-weight: 300;
  color: var(--text-muted);
}

/* ─── Status bar ─── */

.status-bar {
  position: relative;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
  padding: 0.75rem 1.5rem 1rem;
  background: linear-gradient(
    0deg,
    rgba(2, 8, 20, 0.88) 0%,
    rgba(2, 8, 20, 0.4) 70%,
    transparent 100%
  );
  border-top: 1px solid rgba(61, 224, 255, 0.1);
  opacity: 0;
  transform: translateY(12px);
}

.status-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-display);
  font-size: 0.52rem;
  letter-spacing: 0.16em;
  color: var(--text-dim);
}

.status-item b {
  color: var(--text-muted);
  font-weight: 600;
}

.status-item--right {
  margin-left: auto;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
}

.status-dot.is-live {
  background: #3dff9a;
  box-shadow: 0 0 10px rgba(61, 255, 154, 0.7);
  animation: live-pulse 2s ease-in-out infinite;
}

@keyframes live-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.45;
  }
}

/* ─── Boot / enter choreography ─── */

body.is-booting .bg-layer--far {
  filter: brightness(0.35) saturate(0.8);
}

body.is-live .hud-frame {
  animation: fade-in 1s var(--ease-soft) 0.1s both;
}

body.is-live .topbar {
  animation: rise-in 1.2s var(--ease-soft) 0.15s both;
}

body.is-live .eyebrow {
  animation: rise-in 1.1s var(--ease-soft) 0.35s both;
}

body.is-live .title {
  animation: rise-in 1.3s var(--ease-soft) 0.5s both;
}

body.is-live .subtitle {
  animation: rise-in 1.15s var(--ease-soft) 0.68s both;
}

body.is-live .title-divider {
  animation: rise-in 1.05s var(--ease-soft) 0.8s both;
}

body.is-live .lead {
  animation: rise-in 1.15s var(--ease-soft) 0.92s both;
}

body.is-live .cta-row {
  animation: rise-in 1.15s var(--ease-soft) 1.05s both;
}

body.is-live .chips {
  animation: rise-in 1.2s var(--ease-soft) 1.2s both;
}

body.is-live .status-bar {
  animation: rise-in 1.1s var(--ease-soft) 1.35s both;
}

body.is-live .bg-layer--far {
  transition: filter 1.6s var(--ease-soft);
  filter: brightness(0.72) saturate(1.15) contrast(1.05);
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(22px);
    filter: blur(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ═══════════════════════════════════════════
   HUD Music Player
   ═══════════════════════════════════════════ */

.hud-player {
  position: fixed;
  top: clamp(4.25rem, 9vh, 5.25rem);
  right: clamp(0.75rem, 2vw, 1.5rem);
  left: auto;
  bottom: auto;
  z-index: 60;
  width: min(400px, calc(100vw - 1.5rem));
  font-family: var(--font-body);
  color: var(--text);
  opacity: 0;
  transform: translateY(-14px);
  filter: blur(4px);
  pointer-events: none;
  touch-action: none;
}

.hud-player.is-online {
  opacity: 1;
  transform: translateY(0);
  filter: none;
  pointer-events: auto;
  transition:
    opacity 1s var(--ease-soft),
    transform 1s var(--ease-soft),
    filter 1s var(--ease-soft);
}

.hud-player.is-dragging {
  transition: none !important;
  animation: none !important;
  opacity: 1 !important;
  filter: none !important;
  cursor: grabbing;
  user-select: none;
}

.hud-player.is-dragged {
  right: auto;
  bottom: auto;
  transform: none;
  filter: none;
}

.hud-player[hidden] {
  display: none !important;
}

.hud-player-chrome {
  position: relative;
  background: linear-gradient(
    165deg,
    rgba(6, 18, 40, 0.88) 0%,
    rgba(3, 10, 24, 0.94) 100%
  );
  border: 1px solid var(--border);
  border-radius: 3px;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.4),
    0 16px 48px rgba(0, 0, 0, 0.45),
    0 0 40px rgba(43, 155, 255, 0.12);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  overflow: hidden;
}

.hud-player-chrome::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--cyan) 30%,
    var(--cyan) 70%,
    transparent
  );
  opacity: 0.5;
}

.hud-player-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 0.85rem 0.55rem;
  cursor: grab;
  border-bottom: 1px solid rgba(61, 224, 255, 0.1);
  touch-action: none;
}

.hud-player-head:active,
.hud-player.is-dragging .hud-player-head {
  cursor: grabbing;
}

.hud-player-head-actions,
.hud-player-head-actions * {
  cursor: pointer;
  touch-action: manipulation;
}

.hud-player-id {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
}

.hud-player-led {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
}

.hud-player.is-playing .hud-player-led {
  background: #3dff9a;
  box-shadow: 0 0 10px rgba(61, 255, 154, 0.7);
}

.hud-player-sys {
  font-family: var(--font-display);
  font-size: 0.48rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

.hud-player-mode {
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin-top: 0.15rem;
}

.hud-player-head-actions {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.hud-icon-btn {
  font-family: var(--font-display);
  font-size: 0.5rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.35rem 0.5rem;
  background: rgba(4, 14, 32, 0.5);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.hud-icon-btn:hover,
.hud-icon-btn.is-active {
  color: var(--cyan);
  border-color: var(--border-bright);
}

.hud-icon-btn--min {
  min-width: 1.75rem;
  padding-left: 0.4rem;
  padding-right: 0.4rem;
}

.hud-player.is-collapsed .hud-player-body {
  display: none;
}

.hud-display {
  position: relative;
  padding: 0.75rem 0.85rem 0.55rem;
}

.hud-display-scan {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.4) 3px
  );
}

.hud-viz {
  display: block;
  width: 100%;
  height: 56px;
  margin-bottom: 0.55rem;
  border: 1px solid rgba(61, 224, 255, 0.12);
  border-radius: 2px;
  background: rgba(0, 8, 20, 0.55);
}

.hud-now-label {
  font-family: var(--font-display);
  font-size: 0.48rem;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

.hud-now-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 0.2rem;
}

.hud-now-meta {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 0.55rem;
}

.hud-progress-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.hud-progress {
  height: 5px;
  background: rgba(61, 224, 255, 0.12);
  border-radius: 2px;
  cursor: pointer;
  overflow: hidden;
}

.hud-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #2b9bff, var(--cyan));
  box-shadow: 0 0 8px var(--cyan-dim);
  border-radius: 2px;
}

.hud-telemetry {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin-top: 0.55rem;
  font-family: var(--font-display);
  font-size: 0.48rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

.hud-telemetry b {
  color: var(--text-muted);
  font-weight: 600;
  margin-left: 0.25rem;
}

.hud-controls {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.85rem 0.85rem;
}

.hud-ctrl {
  width: 2.4rem;
  height: 2.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--text-muted);
  background: rgba(4, 14, 32, 0.45);
  transition: border-color 0.2s, color 0.2s, background 0.2s, box-shadow 0.2s;
}

.hud-ctrl svg {
  width: 1.1rem;
  height: 1.1rem;
}

.hud-ctrl:hover,
.hud-ctrl:focus-visible {
  color: var(--cyan);
  border-color: var(--border-bright);
}

.hud-ctrl--main {
  width: 2.85rem;
  height: 2.85rem;
  color: var(--cyan);
  border-color: var(--border-bright);
  background: rgba(61, 224, 255, 0.08);
}

.hud-player.is-playing .hud-ctrl--main {
  box-shadow: 0 0 18px rgba(61, 224, 255, 0.35);
}

.hud-vol {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-left: auto;
  min-width: 0;
  flex: 1;
  max-width: 9rem;
}

.hud-vol-label {
  font-family: var(--font-display);
  font-size: 0.48rem;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

.hud-vol input[type="range"] {
  width: 100%;
  accent-color: var(--cyan);
}

.hud-catalog {
  border-top: 1px solid rgba(61, 224, 255, 0.12);
  max-height: 220px;
  display: flex;
  flex-direction: column;
}

.hud-catalog-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(61, 224, 255, 0.1);
}

.hud-tab {
  flex: 1;
  padding: 0.55rem 0.35rem;
  font-family: var(--font-display);
  font-size: 0.48rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.hud-tab.is-active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.hud-catalog-panels {
  overflow: auto;
  flex: 1;
  min-height: 0;
}

.hud-catalog-panel {
  padding: 0.55rem 0.65rem 0.75rem;
}

.hud-catalog-hint {
  font-family: var(--font-display);
  font-size: 0.45rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  margin-bottom: 0.45rem;
}

.hud-tracklist {
  list-style: none;
}

.hud-track-btn {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.55rem;
  align-items: center;
  text-align: left;
  padding: 0.5rem 0.4rem;
  border-radius: 2px;
  border: 1px solid transparent;
  color: inherit;
  transition: background 0.2s, border-color 0.2s;
}

.hud-track-btn:hover,
.hud-track-btn:focus-visible {
  background: rgba(61, 224, 255, 0.06);
  border-color: rgba(61, 224, 255, 0.15);
}

.hud-track.is-active .hud-track-btn {
  background: rgba(61, 224, 255, 0.1);
  border-color: rgba(61, 224, 255, 0.25);
}

.hud-track-idx {
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.hud-track.is-active .hud-track-idx {
  color: var(--cyan);
}

.hud-track-name {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  line-height: 1.25;
}

.hud-track-sub {
  display: block;
  font-size: 0.68rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-top: 0.1rem;
}

.hud-track-tag {
  font-family: var(--font-display);
  font-size: 0.45rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  border: 1px solid rgba(61, 224, 255, 0.25);
  padding: 0.2rem 0.35rem;
  border-radius: 2px;
}

/* ─── Responsive ─── */

@media (max-width: 800px) {
  .chips {
    grid-template-columns: 1fr;
    max-width: 22rem;
  }

  .title {
    letter-spacing: 0.14em;
    margin-left: 0.14em;
  }

  .subtitle {
    letter-spacing: 0.16em;
  }

  .status-item--right {
    margin-left: 0;
  }

  .hud-player:not(.is-dragged) {
    top: auto;
    bottom: 3.5rem;
    right: 0.75rem;
    left: 0.75rem;
    width: auto;
  }
}

@media (max-height: 740px) {
  .lead {
    display: none;
  }

  .chips {
    display: none;
  }

  .title {
    font-size: clamp(2.4rem, 9vw, 4.5rem);
  }
}

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

  .hero-scene__haze {
    animation: none !important;
  }

  .hero-scene__city {
    transform: translate3d(0, 0, 0) scale(1.034) !important;
  }

  html {
    scroll-behavior: auto;
  }
}