/* =====================================================
   RETROPOD — Official Landing Page
   Y2K / iPod Classic / Web 2.0 Aesthetic
   ===================================================== */

@font-face {
  font-family: 'Nasalization';
  src: url('assets/fonts/Nasalization.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
}

/* ---- CUSTOM PROPERTIES ---- */
:root {
  --bg-base: #0a0a0f;
  --bg-1: #111118;
  --bg-2: #181824;
  --bg-3: #1e1e2e;

  --metal-light: #e8e8f0;
  --metal-mid: #b8b8cc;
  --metal-dark: #5a5a70;
  --chrome: linear-gradient(180deg, #f0f0f8 0%, #c8c8e0 40%, #a0a0c0 70%, #d0d0e8 100%);

  --aqua: #2a5a9e;
  --aqua-dim: #1a3a5c;
  --lcd-bg: #c5d8e8;
  --lcd-dark: #1a3a5c;
  --lcd-selected: #2a5a9e;

  --accent: #2a5a9e;

  --text-1: #ffffff;
  --text-2: #d4d4e4;
  --text-3: #9aa0b0;

  --border-subtle: rgba(255,255,255,0.06);
  --border-metal: rgba(255,255,255,0.12);

  --font-display: 'Nasalization', sans-serif;
  --font-body: 'Nasalization', sans-serif;
  --font-mono: 'VT323', monospace;
  --font-text: 'Trebuchet MS', 'Lucida Grande', Tahoma, sans-serif;

  --shadow-device: 0 40px 120px rgba(0,0,0,0.8), 0 0 0 1px rgba(255,255,255,0.04);
  --shadow-card: 0 8px 40px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.06);

  --radius: 12px;
  --radius-sm: 6px;
  --radius-pill: 100px;

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: #05050a;
  background-image: linear-gradient(
      180deg,
      rgba(5, 5, 10, 0.4) 0%,
      rgba(5, 5, 10, 0.55) 55%,
      rgba(5, 5, 10, 0.72) 100%
    ),
    url("assets/images/background.webp");
  background-size: cover;
  background-position: center;
  color: var(--text-1);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* Noise texture overlay on body */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- SECTION LABELS ---- */
.section-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: #8fb8e8;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 1;
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-1);
}

.section-body {
  font-family: var(--font-text);
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-2);
  max-width: 56ch;
  line-height: 1.7;
  margin-top: 16px;
}

.hero-accent {
  background: linear-gradient(90deg, var(--aqua) 0%, #7a9ccf 60%, #b0c4de 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: linear-gradient(135deg, var(--aqua-dim) 0%, var(--aqua) 60%, #3a6bd0 100%);
  color: #fff;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.2);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s;
}
.btn-primary:hover::before { left: 140%; }
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: transparent;
  color: var(--text-1);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.2);
  transition: var(--transition);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.05);
  transform: translateY(-1px);
}

/* ---- NAVBAR ---- */
#main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.nav-logo-icon {
  font-size: 14px;
  color: var(--aqua);
}
.nav-logo-img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  border-radius: 5px;
}
.nav-logo-text {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--text-1);
}
.nav-links {
  display: flex;
  gap: 28px;
  flex: 1;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-2);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--aqua); }
.nav-github {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border: 1px solid var(--border-metal);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--text-1);
  transition: var(--transition);
  flex-shrink: 0;
}
.nav-github:hover {
  border-color: var(--aqua);
  color: var(--aqua);
}
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-1);
  transition: var(--transition);
}

/* ---- HERO ---- */
#hero {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 64px;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(42,90,158,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42,90,158,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-sub {
  font-family: var(--font-text);
  font-size: 1rem;
  color: var(--text-2);
  max-width: 44ch;
  line-height: 1.7;
  font-weight: 300;
  margin-bottom: 36px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.spec-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border: 1px solid var(--border-metal);
  border-radius: var(--radius-sm);
  color: var(--text-3);
}

/* Hero Device */
.hero-device-wrap {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
/* Hero Interactive Phone Frame */
.phone-frame {
  position: relative;
  width: 100%;
  max-width: 320px;
  height: 600px;
  background: #050505;
  border-radius: 40px;
  padding: 10px;
  box-shadow: 
    0 0 0 2px #3a3a45,
    0 0 0 6px #111,
    0 40px 80px rgba(0,0,0,0.8),
    inset 0 0 10px rgba(255, 255, 255, 0.1);
  z-index: 10;
  overflow: hidden;
  animation: floatDevice 6s ease-in-out infinite;
  transition: transform 0.4s ease;
}

.phone-frame:hover {
  transform: translateY(-5px);
  animation-play-state: paused;
}

.phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 25px;
  background: #050505;
  border-bottom-left-radius: 16px;
  border-bottom-right-radius: 16px;
  z-index: 20;
}

.phone-iframe {
  width: 100%;
  height: 100%;
  border-radius: 30px;
  border: none;
  background: var(--bg-base);
  display: block;
}
@keyframes floatDevice {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

/* Floating badges around device */
.float-badge, .float-star, .float-label {
  position: absolute;
  font-family: var(--font-mono);
  pointer-events: none;
}
.float-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid;
}
.float-badge-1 {
  top: 15%; left: -5%;
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.08);
  animation: floatBadge1 7s ease-in-out infinite;
}
.float-badge-2 {
  bottom: 20%; right: -5%;
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.08);
  animation: floatBadge2 5s ease-in-out infinite 1s;
}
@keyframes floatBadge1 {
  0%, 100% { transform: translate(0, 0) rotate(-2deg); }
  50% { transform: translate(4px, -8px) rotate(2deg); }
}
@keyframes floatBadge2 {
  0%, 100% { transform: translate(0, 0) rotate(1deg); }
  50% { transform: translate(-6px, 6px) rotate(-1deg); }
}
.float-star {
  font-size: 20px;
  color: rgba(255,255,255,0.35);
}
.float-star-1 { top: 8%; right: 10%; animation: spin 12s linear infinite; }
.float-star-2 { bottom: 10%; left: 5%; animation: spin 8s linear infinite reverse; }
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.float-label {
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--text-3);
}
.float-label-1 { top: 40%; right: -8%; }
.float-label-2 { bottom: 38%; left: -12%; }

/* Hero Marquee */
.hero-marquee {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(255,255,255,0.02);
  overflow: hidden;
  white-space: nowrap;
  padding: 10px 0;
}
.marquee-track {
  display: inline-flex;
  gap: 24px;
  animation: marquee 30s linear infinite;
  will-change: transform;
}
.marquee-track span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--text-3);
}
.marquee-dot { color: var(--aqua) !important; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
  .phone-frame { animation: none; }
}

/* ---- WHAT IS RETROPOD ---- */
#what-is {
  padding: 120px 0;
  background: transparent;
  border-top: 1px solid var(--border-subtle);
}
.what-is-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.what-is-text {}
.what-is-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border-subtle);
}
.spec-block {}
.spec-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 900;
  color: #7fb0e8;
  line-height: 1;
  margin-bottom: 4px;
}
.spec-desc {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: #c6c8d4;
  text-transform: uppercase;
}

.what-is-visual {
  display: flex;
  justify-content: center;
}
.device-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.device-tag-top, .device-tag-bottom {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--text-3);
  text-transform: uppercase;
}
.pixel8-frame {
  position: relative;
  width: 340px;
  max-width: 100%;
  aspect-ratio: 9 / 19.5;
  background: #17171b;
  border: 3px solid #2a2a30;
  border-radius: 46px;
  padding: 12px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.6);
  transition: transform 0.4s ease;
}
.device-card:hover .pixel8-frame {
  transform: scale(1.02);
}
.pixel8-camera {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #0a0a0c;
  box-shadow: inset 0 0 0 2px #08080a;
  z-index: 2;
}
.pixel8-side-buttons {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  pointer-events: none;
  z-index: 3;
}
.pixel8-btn {
  position: absolute;
  background: #2a2a30;
  border-radius: 3px;
}
.pixel8-btn-vol-up {
  left: -8px;
  top: 20%;
  width: 4px;
  height: 52px;
}
.pixel8-btn-vol-down {
  left: -8px;
  top: calc(20% + 62px);
  width: 4px;
  height: 52px;
}
.pixel8-btn-power {
  right: -8px;
  top: 24%;
  width: 4px;
  height: 68px;
}
.pixel8-screen {
  width: 100%;
  height: 100%;
  border-radius: 32px;
  overflow: hidden;
  background: #000;
}
.pixel8-iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}


/* ---- INTERFACE SECTION ---- */
#interface {
  padding: 120px 0;
  background: transparent;
}
.interface-header {
  text-align: center;
  margin-bottom: 60px;
}
.interface-sub {
  margin: 0 auto;
  text-align: center;
}

.interface-showcase {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.iface-nav-btns {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
}
.iface-btn {
  padding: 8px 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-2);
  border-radius: 8px;
  transition: var(--transition);
}
.iface-btn.active, .iface-btn:hover {
  background: rgba(255,255,255,0.08);
  color: var(--text-1);
}
.iface-btn.active {
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.15);
}

.iface-device-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

/* The virtual iPod device */
.iface-device {
  width: 320px;
  background: linear-gradient(175deg, #d8d8e8 0%, #b8b8cc 40%, #989898 100%);
  border-radius: 28px;
  padding: 16px;
  box-shadow:
    0 40px 80px rgba(0,0,0,0.7),
    0 0 0 1px rgba(255,255,255,0.1),
    inset 0 1px 0 rgba(255,255,255,0.5),
    inset 0 -1px 0 rgba(0,0,0,0.2);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.iface-screen {
  background: var(--lcd-bg);
  border-radius: 8px;
  height: 200px;
  overflow: hidden;
  border: 2px solid #888;
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.2);
  position: relative;
}

.screen-panel {
  display: none;
  height: 100%;
  flex-direction: column;
}
.screen-panel.active {
  display: flex;
}

/* LCD UI */
.lcd-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 8px;
  background: var(--lcd-selected);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
}
.lcd-topbar-right {
  display: flex;
  gap: 6px;
  align-items: center;
  font-size: 9px;
}

.lcd-menu {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.lcd-menu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lcd-dark);
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
.lcd-selected {
  background: var(--lcd-selected);
  color: #fff !important;
}
.lcd-arrow { font-size: 10px; }

.lcd-nowplaying {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px;
  gap: 4px;
}
.lcd-art {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, #2a2a4a, #4a2a4a);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.lcd-art-inner { font-size: 28px; }
.lcd-track-info { text-align: center; }
.lcd-track-name {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--lcd-dark);
  font-weight: 700;
  margin-bottom: 2px;
}
.lcd-artist {
  font-family: var(--font-mono);
  font-size: 10px;
  color: #456;
}
.lcd-album {
  font-family: var(--font-mono);
  font-size: 9px;
  color: #789;
}
.lcd-progress-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
}
.lcd-time {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--lcd-dark);
}
.lcd-progress-bar {
  flex: 1;
  height: 4px;
  background: rgba(0,0,0,0.15);
  border-radius: 2px;
  overflow: hidden;
}
.lcd-progress-fill {
  height: 100%;
  width: 21%;
  background: var(--lcd-dark);
  border-radius: 2px;
  animation: fillProgress 3.4s linear infinite;
}
@keyframes fillProgress {
  0% { width: 10%; }
  100% { width: 100%; }
}

.lcd-coverflow {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: #111;
}
.lcf-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  perspective: 200px;
}
.lcf-album {
  width: 64px; height: 64px;
  border-radius: 4px;
}
.lcf-left {
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  transform: rotateY(40deg) scale(0.8);
  opacity: 0.7;
}
.lcf-center {
  background: linear-gradient(135deg, #e63946, #1d3557);
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}
.lcf-right {
  background: linear-gradient(135deg, #06d6a0, #118ab2);
  transform: rotateY(-40deg) scale(0.8);
  opacity: 0.7;
}
.lcf-info { text-align: center; }
.lcf-title {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: #fff;
}
.lcf-artist {
  font-family: var(--font-mono);
  font-size: 9px;
  color: #aaa;
}

.lcd-game {
  flex: 1;
  background: #000;
  position: relative;
  padding: 6px;
  overflow: hidden;
}
.game-bricks-lcd {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.gbrick {
  height: 10px;
  border-radius: 1px;
}
.gbr { background: #f00; }
.gbo { background: #f80; }
.gby { background: #ff0; }
.gbg { background: #0f0; }
.gbbl { background: #00f; }
.game-ball-lcd {
  position: absolute;
  width: 6px; height: 6px;
  background: #fff;
  border-radius: 50%;
  bottom: 30px; left: 50%;
  animation: ballBounce 1.5s infinite;
}
.game-paddle-lcd {
  position: absolute;
  bottom: 12px;
  left: 25%;
  width: 50%;
  height: 5px;
  background: #888;
  border-radius: 2px;
}
.lcd-score {
  font-family: var(--font-mono);
  font-size: 9px;
  color: #fff;
}

/* Click wheel on iface-device */
.iface-wheel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px 0;
}
.wheel-ring {
  width: 150px; height: 150px;
  border-radius: 50%;
  background: radial-gradient(ellipse at 30% 30%, #e8e8f0, #b0b0c8 40%, #888899 100%);
  box-shadow:
    inset 0 3px 6px rgba(255,255,255,0.4),
    inset 0 -3px 6px rgba(0,0,0,0.3),
    0 4px 16px rgba(0,0,0,0.4);
  position: relative;
  cursor: pointer;
  transition: transform 0.1s;
  user-select: none;
}
.wheel-ring:active { transform: scale(0.98); }
.wheel-menu, .wheel-back, .wheel-forward, .wheel-playpause {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: #333348;
  transform: translate(-50%, -50%);
}
.wheel-menu   { top: 13%; left: 50%; }
.wheel-back   { top: 50%; left: 12%; }
.wheel-forward{ top: 50%; left: 88%; }
.wheel-playpause { top: 87%; left: 50%; }
.wheel-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 56px; height: 56px;
  border-radius: 50%;
  background: radial-gradient(ellipse at 35% 35%, #f0f0f8, #c8c8e0 50%, #a0a0c0 100%);
  box-shadow:
    inset 0 2px 5px rgba(255,255,255,0.5),
    inset 0 -1px 3px rgba(0,0,0,0.2),
    0 2px 8px rgba(0,0,0,0.3);
  transition: background 0.1s;
}
.wheel-center:active {
  background: radial-gradient(ellipse at 35% 35%, #d8d8f0, #a8a8c8 50%, #888899 100%);
}

.iface-labels {
  text-align: center;
}
.iface-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--text-3);
}


/* ---- SKINS ---- */
#skins {
  padding: 120px 0;
  background: transparent;
}
.skins-header { text-align: center; margin-bottom: 60px; }
.skins-sub { margin: 0 auto; text-align: center; }

.skins-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.skins-selector {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.skin-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  background: rgba(255,255,255,0.02);
  transition: var(--transition);
  text-align: left;
}
.skin-option:hover {
  border-color: rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.05);
}
.skin-option.active {
  border-color: rgba(255,255,255,0.35);
  background: rgba(255,255,255,0.1);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.2);
}
.skin-option-preview {
  width: 32px; height: 32px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.1);
}
.skin-opt-silver { background: linear-gradient(135deg, #e8e8f0, #a0a0c0); }
.skin-opt-black  { background: linear-gradient(135deg, #222, #111); border-color: rgba(255,255,255,0.05); }
.skin-opt-glass  { background: linear-gradient(135deg, rgba(200,220,255,0.3), rgba(100,140,200,0.15)); border-color: rgba(200,220,255,0.3); }
.skin-opt-sticker{ background: conic-gradient(from 0deg, #e63946, #f77f00, #ffb703, #06d6a0, #8338ec, #e63946); }
.skin-option-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-1);
}

/* Skins device */
.skins-device-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.skins-device {
  width: 240px;
  border-radius: 24px;
  padding: 12px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  box-shadow: var(--shadow-device);
}
.skins-device[data-active-skin="silver"] {
  background: linear-gradient(175deg, #d8d8e8, #b0b0c8 50%, #989898);
  border: 1px solid rgba(255,255,255,0.15);
}
.skins-device[data-active-skin="black"] {
  background: linear-gradient(175deg, #2a2a3a, #1a1a28 50%, #111118);
  border: 1px solid rgba(255,255,255,0.05);
}
.skins-device[data-active-skin="glass"] {
  background: linear-gradient(175deg, rgba(200,220,255,0.25), rgba(100,140,200,0.1));
  border: 1px solid rgba(200,220,255,0.3);
  backdrop-filter: blur(10px);
}
.skins-device[data-active-skin="sticker"] {
  background: linear-gradient(175deg, #d0d0e0, #b0b0c0 50%, #989898);
  border: 1px solid rgba(255,255,255,0.15);
}

.sd-stickers {
  display: none;
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.skins-device[data-active-skin="sticker"] .sd-stickers {
  display: block;
}
.sd-sticker {
  position: absolute;
  font-family: var(--font-display);
  font-size: 7px;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 3px;
  padding: 2px 5px;
}
.sd-st1 { bottom: 60px; left: 8px; background: #e63946; color: #fff; transform: rotate(-8deg); }
.sd-st2 { bottom: 80px; right: 10px; color: #ffb703; font-size: 14px; }
.sd-st3 { top: 160px; left: 12px; background: #f77f00; color: #fff; transform: rotate(5deg); font-size: 6px; padding: 3px 6px; }

.sd-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sd-screen {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.2);
}
.sd-screen-topbar {
  display: flex;
  justify-content: space-between;
  padding: 3px 7px;
  background: #2a5a9e;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 9px;
}
.sd-screen-content {
  background: #c5d8e8;
  padding: 2px 0;
}
.sd-menu-item {
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: #1a3a5c;
}
.sd-selected {
  background: #2a5a9e;
  color: #fff !important;
}
.sd-wheel-wrap {
  display: flex;
  justify-content: center;
  padding: 4px 0;
}
.sd-wheel {
  width: 96px; height: 96px;
  border-radius: 50%;
  background: radial-gradient(ellipse at 30% 30%, #e8e8f0, #b0b0c8 40%, #888 100%);
  box-shadow: inset 0 2px 4px rgba(255,255,255,0.4), inset 0 -2px 4px rgba(0,0,0,0.3), 0 3px 10px rgba(0,0,0,0.4);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sd-menu-txt {
  position: absolute;
  top: 14%;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 7px;
  font-weight: 700;
  color: #333;
}
.sd-wheel-center {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: radial-gradient(ellipse at 35% 35%, #f0f0f8, #c8c8e0 50%, #a0a0c0);
  box-shadow: inset 0 2px 4px rgba(255,255,255,0.5), 0 2px 6px rgba(0,0,0,0.3);
}

.skins-device[data-active-skin="black"] .sd-screen-topbar { background: #1a2a4a; }
.skins-device[data-active-skin="black"] .sd-screen-content { background: #0d1f30; }
.skins-device[data-active-skin="black"] .sd-menu-item { color: #6a9abf; }
.skins-device[data-active-skin="black"] .sd-selected { background: #1a3a6a; color: #a8d8ff !important; }
.skins-device[data-active-skin="black"] .sd-wheel {
  background: radial-gradient(ellipse at 30% 30%, #3a3a4a, #222233 40%, #111120 100%);
}
.skins-device[data-active-skin="black"] .sd-menu-txt { color: #aaa; }
.skins-device[data-active-skin="black"] .sd-wheel-center {
  background: radial-gradient(ellipse at 35% 35%, #2a2a3a, #1a1a28 50%, #111120);
}

.skins-active-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--aqua);
}

/* ---- PLAYER ---- */
#player {
  padding: 120px 0;
  background: transparent;
}
.player-label-sec {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--aqua);
  margin-bottom: 12px;
}
.player-title { margin-bottom: 60px; }

.player-ui {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 60px;
  align-items: center;
  max-width: 840px;
}

.player-art-wrap {
  position: relative;
}
.player-art {
  width: 280px;
  height: 280px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #1a1a2e 0%, #2a1a3a 40%, #1a3a2a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 30px 80px rgba(0,0,0,0.7);
  position: relative;
  overflow: hidden;
}
.player-art::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, transparent 100%);
  border-radius: var(--radius) var(--radius) 0 0;
}
.player-art-inner { font-size: 80px; opacity: 0.6; }
.player-art-reflect {
  height: 80px;
  background: linear-gradient(180deg, rgba(0,0,0,0.3) 0%, transparent 100%);
  transform: scaleY(-1);
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.4) 0%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.4) 0%, transparent 100%);
  border-radius: 0 0 var(--radius) var(--radius);
}

.player-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.player-track-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.01em;
}
.player-artist {
  font-family: var(--font-text);
  font-size: 14px;
  color: var(--text-2);
  font-weight: 300;
  margin-top: 4px;
}

.player-progress-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}
.player-time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  flex-shrink: 0;
}
.player-progress {
  flex: 1;
  height: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  position: relative;
  cursor: pointer;
}
.player-progress:hover { height: 6px; }
.player-progress-fill {
  height: 100%;
  width: 29%;
  background: linear-gradient(90deg, var(--aqua-dim), var(--aqua));
  border-radius: 2px;
}
.player-progress-thumb {
  position: absolute;
  top: 50%; left: 29%;
  transform: translate(-50%, -50%);
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--aqua);
  opacity: 0;
  transition: opacity 0.2s;
}
.player-progress:hover .player-progress-thumb { opacity: 1; }

.player-btns {
  display: flex;
  align-items: center;
  gap: 12px;
}
.player-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-1);
  font-size: 16px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.player-btn:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  color: var(--text-1);
  transform: scale(1.05);
}
.player-btn:active { transform: scale(0.95); }
.player-btn-sm {
  width: 36px; height: 36px;
  font-size: 14px;
}
.player-btn-play {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--aqua-dim), var(--aqua));
  border: none;
  font-size: 20px;
}
.player-btn-play:hover {
  background: linear-gradient(135deg, var(--aqua), #2a5a9e);
  border: none;
  color: #fff;
}
.player-btn.active, .player-btn-sm.active {
  color: var(--aqua);
  border-color: rgba(255,255,255,0.3);
}

.player-volume-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}
.vol-icon {
  font-size: 14px;
  color: var(--text-3);
}
.player-volume {
  flex: 1;
  -webkit-appearance: none;
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--aqua) 70%, rgba(255,255,255,0.1) 70%);
  outline: none;
  cursor: pointer;
}
.player-volume::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--aqua);
  cursor: pointer;
}

.player-tags {
  display: flex;
  gap: 8px;
}
.player-tag {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  padding: 3px 8px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-3);
}



/* ---- DOWNLOAD ---- */
#download {
  padding: 120px 0;
  background: transparent;
}
.download-title { margin-bottom: 12px; }
.download-sub { margin-bottom: 48px; }
.download-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}
.download-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
}
.download-card:hover {
  border-color: rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
  transform: translateY(-2px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.dl-icon {
  width: 48px; height: 48px;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--aqua);
  flex-shrink: 0;
}
.dl-platform {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: 0.05em;
}
.dl-action {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-2);
  margin-top: 4px;
}
.dl-info { flex: 1; }
.dl-arrow {
  font-size: 18px;
  color: var(--text-3);
  transition: var(--transition);
}
.download-card:hover .dl-arrow { color: var(--aqua); transform: translate(2px, -2px); }

.download-platforms { text-align: center; }
.dl-plat-label {
  font-family: var(--font-text);
  font-size: 13px;
  color: var(--text-3);
  margin-bottom: 12px;
  font-weight: 300;
}
.dl-plat-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px; align-items: center; }
.dl-plat-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--text-2);
}
.dl-plat-sep { color: var(--text-3); }

/* ---- FOOTER ---- */
#footer {
  padding: 60px 0 40px;
  background: transparent;
  border-top: 1px solid var(--border-subtle);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  margin-bottom: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border-subtle);
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.footer-logo-icon { font-size: 14px; color: var(--aqua); }
.footer-logo-img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  border-radius: 5px;
}
.footer-logo-text {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.15em;
  color: var(--text-1);
}
.footer-tagline {
  font-family: var(--font-text);
  font-size: 14px;
  color: var(--text-2);
  font-weight: 300;
  margin-bottom: 16px;
}
.footer-spec-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--text-3);
}
.footer-sep { color: var(--aqua); }
.footer-links-wrap { display: flex; gap: 48px; }
.footer-col-title {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--text-3);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-col-links li { margin-bottom: 10px; }
.footer-col-links a {
  font-family: var(--font-text);
  font-size: 13px;
  color: var(--text-2);
  font-weight: 300;
  transition: color var(--transition);
}
.footer-col-links a:hover { color: var(--aqua); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--text-3);
}
.footer-best-viewed {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--text-3);
}
.footer-serial {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.12);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .hero-text { text-align: center; }
  .hero-ctas { justify-content: center; }
  .hero-specs { justify-content: center; }
  .hero-device-wrap { max-width: 440px; margin: 0 auto; }
  .hero-sub { margin: 0 auto 36px; }

  .what-is-grid { grid-template-columns: 1fr; gap: 48px; }
  .what-is-specs { grid-template-columns: repeat(3, 1fr); }

  .player-ui { grid-template-columns: 1fr; max-width: 400px; }
  .player-art { width: 100%; height: 240px; }

  .download-grid { grid-template-columns: 1fr; }

  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 6px; }

  .skins-layout { grid-template-columns: 1fr; justify-items: center; }
  .skins-selector { flex-direction: row; flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-github { display: none; }
  .nav-hamburger { display: flex; margin-left: auto; }

  .hero-headline { font-size: 2.4rem; }
  .hero-ctas { flex-direction: column; }

  .what-is-specs { grid-template-columns: 1fr 1fr; }

  .device-card {
    width: min(100%, 420px);
    margin: 0 auto;
  }
  .pixel8-frame {
    width: min(82vw, 420px);
    aspect-ratio: 9 / 18.2;
    border-radius: 38px;
    padding: 10px;
  }
  .pixel8-screen { border-radius: 28px; }

  .iface-device { width: 280px; }
  .wheel-ring { width: 130px; height: 130px; }

  .footer-links-wrap { flex-direction: column; gap: 32px; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 2rem; }
  .section-headline { font-size: 1.8rem; }

  .what-is-grid { gap: 20px; }
  .what-is-specs { grid-template-columns: 1fr; }

  .device-card {
    width: min(100%, 360px);
    margin: 0 auto;
  }
  .pixel8-frame {
    width: min(90vw, 360px);
    aspect-ratio: 9 / 17.8;
    border-radius: 32px;
    padding: 8px;
  }
  .pixel8-camera {
    width: 8px;
    height: 8px;
    top: 12px;
  }
  .pixel8-btn-vol-up {
    left: -6px;
    top: 20%;
    width: 3px;
    height: 46px;
  }
  .pixel8-btn-vol-down {
    left: -6px;
    top: calc(20% + 54px);
    width: 3px;
    height: 46px;
  }
  .pixel8-btn-power {
    right: -6px;
    top: 24%;
    width: 3px;
    height: 60px;
  }
  .pixel8-screen { border-radius: 24px; }
}