页面困難

FREQ — Music & Podcast Platform

Neon cyberpunk music platform with magenta/cyan palette, Space Mono monospace typography, animated Canvas 2D waveform background, scrolling artist marquee, chart bars with glitch hover, and typing terminal CTA.

在 Lab 開啟

gsap scrolltrigger lenis canvas-2d space-mono

目標: JS HTML

程式碼

/* ── Demo 47: Music Platform — Neon Cyberpunk ── */
/* Palette: Black / Neon Magenta / Cyan / Lime */
/* Fonts: Space Mono (display/code) + Space Grotesk (body) */

:root {
  --black: #080810;
  --dark: #0d0d1a;
  --panel: #111120;
  --border: #1e1e38;
  --text: #e8e8f8;
  --muted: #6b6b90;
  --faint: #2a2a48;

  --magenta: #ff2d78;
  --cyan: #00e5ff;
  --lime: #a8ff3e;
  --purple: #9b4dff;
  --gold: #ffcc00;

  --neon-glow-m: 0 0 8px rgba(255, 45, 120, 0.6), 0 0 25px rgba(255, 45, 120, 0.25);
  --neon-glow-c: 0 0 8px rgba(0, 229, 255, 0.6), 0 0 25px rgba(0, 229, 255, 0.25);
}

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

body {
  font-family: "Space Grotesk", -apple-system, sans-serif;
  background: var(--black);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Scan lines overlay ── */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 200;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.06) 2px,
    rgba(0, 0, 0, 0.06) 4px
  );
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2.5rem;
  background: rgba(8, 8, 16, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-mark {
  font-size: 1.2rem;
  color: var(--magenta);
  text-shadow: var(--neon-glow-m);
}

.brand-name {
  font-family: "Space Mono", monospace;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--cyan);
  text-shadow: var(--neon-glow-c);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-live {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: "Space Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--magenta);
  text-shadow: var(--neon-glow-m);
}

.live-dot {
  width: 6px;
  height: 6px;
  background: var(--magenta);
  border-radius: 50%;
  animation: pulse-dot 1.2s ease-in-out infinite;
  box-shadow: var(--neon-glow-m);
}

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(0.7);
  }
}

/* ── Buttons ── */
.btn-neon {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  background: transparent;
  color: var(--magenta);
  border: 1px solid var(--magenta);
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: inset 0 0 0 0 var(--magenta);
}

.btn-neon:hover {
  background: var(--magenta);
  color: var(--black);
  box-shadow: var(--neon-glow-m);
}

.btn-neon--lg {
  padding: 1rem 2.5rem;
  font-size: 0.82rem;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.8rem;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--faint);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.play-icon {
  font-size: 0.7rem;
}

.btn-outline {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 7rem 2.5rem 5rem;
  overflow: hidden;
}

#waveform-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-tag {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
  font-family: "Space Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.tag-prefix {
  color: var(--magenta);
  text-shadow: var(--neon-glow-m);
  font-size: 0.9rem;
}

.hero-h1 {
  font-family: "Space Mono", monospace;
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
}

.h1-line--neon {
  color: var(--magenta);
  text-shadow: var(--neon-glow-m);
}

.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

/* EQ bars */
.eq-bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 32px;
}

.eq-bars span {
  width: 4px;
  background: var(--magenta);
  border-radius: 1px;
  animation: eq-bounce 0.8s ease-in-out infinite alternate;
  box-shadow: 0 0 4px rgba(255, 45, 120, 0.5);
}

.eq-bars span:nth-child(1) {
  height: 60%;
  animation-delay: 0.0s;
}
.eq-bars span:nth-child(2) {
  height: 90%;
  animation-delay: 0.1s;
}
.eq-bars span:nth-child(3) {
  height: 40%;
  animation-delay: 0.2s;
}
.eq-bars span:nth-child(4) {
  height: 100%;
  animation-delay: 0.15s;
}
.eq-bars span:nth-child(5) {
  height: 70%;
  animation-delay: 0.3s;
}
.eq-bars span:nth-child(6) {
  height: 55%;
  animation-delay: 0.25s;
}
.eq-bars span:nth-child(7) {
  height: 85%;
  animation-delay: 0.05s;
}
.eq-bars span:nth-child(8) {
  height: 45%;
  animation-delay: 0.35s;
}
.eq-bars span:nth-child(9) {
  height: 75%;
  animation-delay: 0.1s;
}
.eq-bars span:nth-child(10) {
  height: 95%;
  animation-delay: 0.2s;
}
.eq-bars span:nth-child(11) {
  height: 50%;
  animation-delay: 0.4s;
}
.eq-bars span:nth-child(12) {
  height: 80%;
  animation-delay: 0.15s;
}
.eq-bars span:nth-child(13) {
  height: 65%;
  animation-delay: 0.05s;
}
.eq-bars span:nth-child(14) {
  height: 90%;
  animation-delay: 0.3s;
}
.eq-bars span:nth-child(15) {
  height: 40%;
  animation-delay: 0.0s;
}

@keyframes eq-bounce {
  from {
    transform: scaleY(0.35);
  }
  to {
    transform: scaleY(1);
  }
}

/* Now playing card */
.now-playing {
  position: absolute;
  right: 3rem;
  bottom: 4rem;
  width: 280px;
  padding: 1.25rem;
  background: rgba(13, 13, 26, 0.9);
  border: 1px solid var(--magenta);
  box-shadow: var(--neon-glow-m);
  z-index: 2;
}

.np-label {
  font-family: "Space Mono", monospace;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--magenta);
  margin-bottom: 0.5rem;
}

.np-title {
  font-family: "Space Mono", monospace;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.np-artist {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.np-bar {
  height: 2px;
  background: var(--faint);
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.np-progress {
  height: 100%;
  width: 50%;
  background: var(--magenta);
  box-shadow: 0 0 6px var(--magenta);
}

.np-time {
  display: flex;
  justify-content: space-between;
  font-family: "Space Mono", monospace;
  font-size: 0.68rem;
  color: var(--muted);
}

/* ── Section tag ── */
.section-tag {
  display: block;
  font-family: "Space Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--cyan);
  text-shadow: var(--neon-glow-c);
  margin-bottom: 1rem;
}

.neon-text {
  color: var(--magenta);
  text-shadow: var(--neon-glow-m);
}

/* ── Shows Section ── */
.shows-section {
  padding: 5rem 2.5rem;
  border-top: 1px solid var(--border);
}

.shows-header {
  margin-bottom: 2.5rem;
}

.shows-header h2 {
  font-family: "Space Mono", monospace;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1;
}

.shows-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.show-card--featured {
  grid-row: 1 / 3;
}

.show-card {
  background: var(--dark);
  overflow: hidden;
  transition: background 0.3s;
  cursor: pointer;
}

.show-card:hover {
  background: var(--panel);
}

.sc-art {
  height: 200px;
  position: relative;
}

.show-card--featured .sc-art {
  height: 300px;
}

.sc-art--1 {
  background: radial-gradient(ellipse at 30% 50%, rgba(255, 45, 120, 0.4) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(155, 77, 255, 0.35) 0%, transparent 50%), var(--dark);
}

.sc-art--2 {
  background: radial-gradient(ellipse at 50% 70%, rgba(0, 229, 255, 0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 20%, rgba(168, 255, 62, 0.2) 0%, transparent 50%), var(--dark);
}

.sc-art--3 {
  background: radial-gradient(ellipse at 80% 50%, rgba(155, 77, 255, 0.4) 0%, transparent 60%),
    radial-gradient(ellipse at 30% 80%, rgba(0, 229, 255, 0.2) 0%, transparent 50%), var(--dark);
}

.sc-art--4 {
  background: radial-gradient(ellipse at 50% 30%, rgba(255, 204, 0, 0.25) 0%, transparent 55%),
    radial-gradient(ellipse at 70% 70%, rgba(255, 45, 120, 0.25) 0%, transparent 50%), var(--dark);
}

.sc-info {
  padding: 1.5rem;
  border-top: 1px solid var(--border);
}

.sc-info--sm {
  padding: 1.2rem;
}

.sc-genre {
  font-family: "Space Mono", monospace;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--cyan);
  display: block;
  margin-bottom: 0.4rem;
}

.sc-info h3 {
  font-family: "Space Mono", monospace;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.6rem;
}

.sc-info--sm h3 {
  font-size: 0.95rem;
}

.sc-info p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 0.8rem;
}

.sc-meta {
  font-family: "Space Mono", monospace;
  font-size: 0.65rem;
  color: var(--muted);
  margin-bottom: 1rem;
  display: flex;
  gap: 0.4rem;
}

.dot {
  color: var(--faint);
}

.sc-stats {
  display: flex;
  gap: 1.5rem;
  font-family: "Space Mono", monospace;
  font-size: 0.75rem;
  color: var(--text);
}

.sc-stats span {
  display: flex;
  gap: 0.4rem;
}
.sc-stats em {
  font-style: normal;
  color: var(--muted);
  font-size: 0.65rem;
  align-self: flex-end;
}

/* ── Charts Section ── */
.charts-section {
  padding: 5rem 2.5rem;
  background: var(--dark);
  border-top: 1px solid var(--border);
}

.charts-inner {
  max-width: 900px;
}

.charts-header {
  margin-bottom: 3rem;
}

.charts-header h2 {
  font-family: "Space Mono", monospace;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
}

.chart-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
}

.chart-item {
  display: grid;
  grid-template-columns: 50px 1fr 200px 70px 50px;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
  cursor: pointer;
}

.chart-item:last-child {
  border-bottom: none;
}

.chart-item:hover {
  background: var(--panel);
}

.ci-rank {
  font-family: "Space Mono", monospace;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--magenta);
  text-shadow: var(--neon-glow-m);
}

.ci-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.ci-info strong {
  font-family: "Space Mono", monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}

.ci-info span {
  font-size: 0.75rem;
  color: var(--muted);
}

.ci-bar-wrap {
  height: 2px;
  background: var(--faint);
  overflow: hidden;
}

.ci-bar {
  height: 100%;
  width: var(--w, 0%);
  background: linear-gradient(90deg, var(--magenta), var(--purple));
  transform-origin: left;
  transform: scaleX(0);
  box-shadow: 0 0 4px var(--magenta);
}

.ci-plays {
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  color: var(--muted);
  text-align: right;
}

.ci-delta {
  font-family: "Space Mono", monospace;
  font-size: 0.65rem;
  font-weight: 700;
  text-align: center;
}

.ci-delta.up {
  color: var(--lime);
}
.ci-delta.down {
  color: var(--magenta);
}
.ci-delta.new {
  color: var(--gold);
}

/* ── Artists Section ── */
.artists-section {
  padding: 5rem 2.5rem;
  border-top: 1px solid var(--border);
}

.artists-header {
  margin-bottom: 3rem;
}

.artists-header h2 {
  font-family: "Space Mono", monospace;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
}

/* Marquee */
.artists-marquee-wrap {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  margin-bottom: 4rem;
}

.marquee-track {
  display: flex;
  gap: 1rem;
  width: max-content;
  animation: marquee-scroll 28s linear infinite;
}

@keyframes marquee-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.artist-chip {
  flex-shrink: 0;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  white-space: nowrap;
  transition: border-color 0.2s, color 0.2s;
}

.chip--accent {
  border-color: rgba(255, 45, 120, 0.4);
  color: var(--magenta);
}

/* Platform stats */
.platform-stats {
  display: flex;
  align-items: center;
  gap: 3rem;
  padding: 2.5rem 2rem;
  border: 1px solid var(--border);
  background: var(--panel);
}

.ps-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.ps-num {
  font-family: "Space Mono", monospace;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--cyan);
  text-shadow: var(--neon-glow-c);
  line-height: 1;
}

.ps-label {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.ps-div {
  width: 1px;
  height: 50px;
  background: var(--border);
}

/* ── Studio / CTA ── */
.studio-section {
  padding: 5rem 2.5rem;
  background: var(--dark);
  border-top: 1px solid var(--border);
}

.studio-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.studio-left h2 {
  font-family: "Space Mono", monospace;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 1.2rem;
}

.studio-left p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 400px;
  margin-bottom: 2rem;
}

.studio-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* Terminal */
.studio-terminal {
  background: #0a0a14;
  border: 1px solid var(--border);
  border-top: 1px solid var(--cyan);
  box-shadow: var(--neon-glow-c);
  font-family: "Space Mono", monospace;
  font-size: 0.82rem;
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.tb-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.tb-dot--red {
  background: #ff5f56;
}
.tb-dot--yellow {
  background: #ffbd2e;
}
.tb-dot--green {
  background: #27c93f;
}

.tb-title {
  margin-left: 0.5rem;
  font-size: 0.7rem;
  color: var(--muted);
}

.terminal-body {
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-height: 180px;
}

.terminal-body p {
  line-height: 1.5;
}

.t-prompt {
  color: var(--lime);
  margin-right: 0.5rem;
}

.t-output {
  color: var(--muted);
  padding-left: 1.2rem;
}

.t-success {
  color: var(--lime);
}

.t-val {
  color: var(--text);
}

.t-neon {
  color: var(--magenta);
  text-shadow: var(--neon-glow-m);
}

.t-cursor {
  color: var(--cyan);
  animation: cursor-blink 1s step-end infinite;
}

@keyframes cursor-blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

/* ── Footer ── */
.footer {
  padding: 1.5rem 2.5rem;
  background: var(--black);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: "Space Mono", monospace;
  font-size: 0.78rem;
  color: var(--muted);
}

.footer-brand .brand-mark {
  font-size: 0.9rem;
}

.footer p {
  font-family: "Space Mono", monospace;
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .shows-grid {
    grid-template-columns: 1fr 1fr;
  }
  .show-card--featured {
    grid-column: 1 / 3;
    grid-row: auto;
  }
  .studio-inner {
    grid-template-columns: 1fr;
  }
  .chart-item {
    grid-template-columns: 40px 1fr 100px 60px 40px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .now-playing {
    display: none;
  }
  .shows-grid {
    grid-template-columns: 1fr;
  }
  .show-card--featured {
    grid-column: auto;
  }
  .chart-item {
    grid-template-columns: 40px 1fr 50px 40px;
  }
  .ci-bar-wrap {
    display: none;
  }
  .platform-stats {
    flex-wrap: wrap;
    gap: 1.5rem;
  }
}

/* ── Reduced Motion ── */
html.reduced-motion .eq-bars span,
html.reduced-motion .live-dot,
html.reduced-motion .t-cursor,
html.reduced-motion .marquee-track {
  animation: none !important;
}

html.reduced-motion .eq-bars span {
  height: 60% !important;
  transform: none !important;
}

html.reduced-motion * {
  transition-duration: 0.01ms !important;
}

if (!window.MotionPreference) {
  const __mql = window.matchMedia("(prefers-reduced-motion: reduce)");
  const __listeners = new Set();

  const MotionPreference = {
    prefersReducedMotion() {
      return __mql.matches;
    },
    setOverride(value) {
      const reduced = Boolean(value);
      document.documentElement.classList.toggle("reduced-motion", reduced);
      window.dispatchEvent(new CustomEvent("motion-preference", { detail: { reduced } }));
      for (const listener of __listeners) {
        try {
          listener({ reduced, override: reduced, systemReduced: __mql.matches });
        } catch {}
      }
    },
    onChange(listener) {
      __listeners.add(listener);
      try {
        listener({
          reduced: __mql.matches,
          override: null,
          systemReduced: __mql.matches,
        });
      } catch {}
      return () => __listeners.delete(listener);
    },
    getState() {
      return { reduced: __mql.matches, override: null, systemReduced: __mql.matches };
    },
  };

  window.MotionPreference = MotionPreference;
}

function prefersReducedMotion() {
  return window.MotionPreference.prefersReducedMotion();
}

function initDemoShell() {
  // No-op shim in imported standalone snippets.
}

import gsap from "gsap";
import { ScrollTrigger } from "gsap/ScrollTrigger";
import Lenis from "lenis";

gsap.registerPlugin(ScrollTrigger);

initDemoShell({
  title: "FREQ — Music Platform",
  category: "pages",
  tech: ["gsap", "scroll-trigger", "lenis", "canvas-2d", "space-mono"],
});

const reduced = prefersReducedMotion();
if (reduced) document.documentElement.classList.add("reduced-motion");

// ── Lenis smooth scroll ───────────────────────────────────────────────────────
const lenis = new Lenis({ lerp: 0.1, smoothWheel: true });
lenis.on("scroll", ScrollTrigger.update);
gsap.ticker.add((time) => lenis.raf(time * 1000));
gsap.ticker.lagSmoothing(0);

// ── Canvas Waveform Background ────────────────────────────────────────────────
const canvas = document.getElementById("waveform-canvas");
const ctx = canvas.getContext("2d");
let w, h;
let scrollY = 0;

function resizeCanvas() {
  w = canvas.width = window.innerWidth;
  h = canvas.height = window.innerHeight;
}
resizeCanvas();
window.addEventListener("resize", resizeCanvas);

lenis.on("scroll", (e) => {
  scrollY = e.scroll;
});

function drawWaveform(time) {
  ctx.clearRect(0, 0, w, h);

  const numWaves = 4;
  const waveConfigs = [
    { color: "rgba(255,45,120,", freq: 0.003, amp: 60, speed: 0.4, y: h * 0.3 },
    { color: "rgba(155,77,255,", freq: 0.004, amp: 40, speed: 0.6, y: h * 0.5 },
    { color: "rgba(0,229,255,", freq: 0.0025, amp: 50, speed: 0.3, y: h * 0.7 },
    { color: "rgba(168,255,62,", freq: 0.005, amp: 25, speed: 0.8, y: h * 0.85 },
  ];

  const scrollOffset = scrollY * 0.3;

  waveConfigs.forEach((cfg, idx) => {
    ctx.beginPath();
    const opacity = 0.08 - idx * 0.015;

    for (let x = 0; x <= w; x += 2) {
      const y =
        cfg.y +
        Math.sin((x + scrollOffset) * cfg.freq + time * cfg.speed) * cfg.amp +
        Math.sin((x * 0.7 + scrollOffset * 0.8) * cfg.freq * 1.6 + time * cfg.speed * 1.3) *
          (cfg.amp * 0.4);
      if (x === 0) ctx.moveTo(x, y);
      else ctx.lineTo(x, y);
    }

    ctx.strokeStyle = `${cfg.color}${opacity})`;
    ctx.lineWidth = 1.5;
    ctx.stroke();
  });

  // Subtle horizontal grid lines
  ctx.strokeStyle = "rgba(30, 30, 56, 0.6)";
  ctx.lineWidth = 1;
  for (let y = 0; y < h; y += 60) {
    ctx.beginPath();
    ctx.moveTo(0, y);
    ctx.lineTo(w, y);
    ctx.stroke();
  }

  // Vertical grid lines
  for (let x = 0; x < w; x += 80) {
    ctx.beginPath();
    ctx.moveTo(x, 0);
    ctx.lineTo(x, h);
    ctx.stroke();
  }
}

// ── Main animation loop ───────────────────────────────────────────────────────
if (!reduced) {
  let startTime = null;
  function tick(ts) {
    if (!startTime) startTime = ts;
    const elapsed = (ts - startTime) / 1000;
    drawWaveform(elapsed);
    requestAnimationFrame(tick);
  }
  requestAnimationFrame(tick);
}

// ── Hero entrance ─────────────────────────────────────────────────────────────
if (!reduced) {
  gsap.set([".hero-tag", ".hero-h1 .h1-line", ".hero-sub", ".hero-actions", ".eq-bars"], {
    opacity: 0,
    y: 30,
  });
  gsap.set(".now-playing", { opacity: 0, x: 30 });

  gsap
    .timeline({ delay: 0.4, defaults: { ease: "expo.out" } })
    .to(".hero-tag", { opacity: 1, y: 0, duration: 0.7 })
    .to(".h1-line:nth-child(1)", { opacity: 1, y: 0, duration: 0.8 }, "-=0.3")
    .to(".h1-line:nth-child(2)", { opacity: 1, y: 0, duration: 0.8 }, "-=0.5")
    .to(".hero-sub", { opacity: 1, y: 0, duration: 0.7 }, "-=0.4")
    .to(".hero-actions", { opacity: 1, y: 0, duration: 0.6 }, "-=0.3")
    .to(".eq-bars", { opacity: 1, y: 0, duration: 0.5 }, "-=0.2")
    .to(".now-playing", { opacity: 1, x: 0, duration: 0.8, ease: "back.out(1.2)" }, "-=0.6");
}

// ── Now Playing progress animation ───────────────────────────────────────────
gsap.to(".np-progress", {
  width: "75%",
  duration: 30,
  ease: "none",
  repeat: -1,
  yoyo: true,
});

// ── Shows section reveal ──────────────────────────────────────────────────────
if (!reduced) {
  gsap.set(".shows-header > *", { opacity: 0, y: 20 });
  gsap.to(".shows-header > *", {
    opacity: 1,
    y: 0,
    duration: 0.8,
    stagger: 0.1,
    ease: "expo.out",
    scrollTrigger: {
      trigger: ".shows-header",
      start: "top 80%",
      toggleActions: "play none none reverse",
    },
  });

  document.querySelectorAll(".show-card").forEach((card, i) => {
    gsap.set(card, { opacity: 0 });
    gsap.to(card, {
      opacity: 1,
      duration: 0.6,
      delay: i * 0.08,
      ease: "power2.out",
      scrollTrigger: {
        trigger: ".shows-grid",
        start: "top 75%",
        toggleActions: "play none none reverse",
      },
    });
  });
}

// ── Charts — bar reveal on scroll ────────────────────────────────────────────
document.querySelectorAll(".ci-bar").forEach((bar, i) => {
  if (!reduced) {
    gsap.to(bar, {
      scaleX: 1,
      duration: 1,
      ease: "expo.out",
      delay: i * 0.1,
      scrollTrigger: {
        trigger: ".chart-list",
        start: "top 75%",
        toggleActions: "play none none reverse",
      },
    });
  } else {
    bar.style.transform = "scaleX(1)";
  }
});

if (!reduced) {
  document.querySelectorAll(".chart-item").forEach((item, i) => {
    gsap.set(item, { opacity: 0, x: -20 });
    gsap.to(item, {
      opacity: 1,
      x: 0,
      duration: 0.6,
      ease: "expo.out",
      delay: i * 0.08,
      scrollTrigger: {
        trigger: ".chart-list",
        start: "top 80%",
        toggleActions: "play none none reverse",
      },
    });
  });

  // Hover glitch on chart items
  document.querySelectorAll(".chart-item").forEach((item) => {
    item.addEventListener("mouseenter", () => {
      if (reduced) return;
      gsap.to(item, { x: 4, duration: 0.05, yoyo: true, repeat: 2, ease: "power1.inOut" });
    });
  });
}

// ── Platform stats counters ───────────────────────────────────────────────────
document.querySelectorAll(".ps-num").forEach((el) => {
  const target = parseFloat(el.dataset.target);
  const suffix = el.dataset.suffix || "";
  const isDecimal = !Number.isInteger(target);

  if (!reduced) {
    ScrollTrigger.create({
      trigger: ".platform-stats",
      start: "top 80%",
      end: "top 30%",
      onUpdate: (self) => {
        const val = target * self.progress;
        el.textContent = (isDecimal ? val.toFixed(1) : Math.round(val)) + suffix;
      },
    });
  } else {
    el.textContent = target + suffix;
  }
});

// ── Terminal typing effect ────────────────────────────────────────────────────
if (!reduced) {
  const terminal = document.querySelector(".terminal-body");
  const lines = terminal.querySelectorAll("p");

  lines.forEach((line, i) => {
    gsap.set(line, { opacity: 0 });
    gsap.to(line, {
      opacity: 1,
      duration: 0.01,
      delay: i * 0.25,
      scrollTrigger: {
        trigger: ".studio-terminal",
        start: "top 75%",
        toggleActions: "play none none reverse",
      },
    });
  });
}

// ── Studio section reveal ─────────────────────────────────────────────────────
if (!reduced) {
  gsap.set(".studio-left > *", { opacity: 0, y: 20 });
  gsap.to(".studio-left > *", {
    opacity: 1,
    y: 0,
    duration: 0.8,
    stagger: 0.1,
    ease: "expo.out",
    scrollTrigger: {
      trigger: ".studio-section",
      start: "top 75%",
      toggleActions: "play none none reverse",
    },
  });

  gsap.set(".studio-terminal", { opacity: 0, y: 25 });
  gsap.to(".studio-terminal", {
    opacity: 1,
    y: 0,
    duration: 0.9,
    ease: "expo.out",
    delay: 0.2,
    scrollTrigger: {
      trigger: ".studio-section",
      start: "top 75%",
      toggleActions: "play none none reverse",
    },
  });
}

// ── Marquee pause on hover ────────────────────────────────────────────────────
const marqueeTrack = document.getElementById("marquee-track");
if (marqueeTrack) {
  marqueeTrack.addEventListener("mouseenter", () => {
    marqueeTrack.style.animationPlayState = "paused";
  });
  marqueeTrack.addEventListener("mouseleave", () => {
    marqueeTrack.style.animationPlayState = "running";
  });
}

// ── Motion preference toggle ──────────────────────────────────────────────────
window.addEventListener("motion-preference", (e) => {
  if (e.detail.reduced) {
    gsap.globalTimeline.paused(true);
  } else {
    gsap.globalTimeline.paused(false);
  }
});

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>FREQ — Music & Podcast Platform</title>
  <link rel="preconnect" href="https://fonts.googleapis.com">
  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
  <link href="https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Space+Grotesk:wght@300;400;500;700&display=swap" rel="stylesheet">
  <link rel="stylesheet" href="style.css">
    <script type="importmap">{"imports":{"gsap":"https://esm.sh/[email protected]","gsap/ScrollTrigger":"https://esm.sh/[email protected]/ScrollTrigger","gsap/SplitText":"https://esm.sh/[email protected]/SplitText","gsap/Flip":"https://esm.sh/[email protected]/Flip","gsap/ScrambleTextPlugin":"https://esm.sh/[email protected]/ScrambleTextPlugin","gsap/TextPlugin":"https://esm.sh/[email protected]/TextPlugin","gsap/all":"https://esm.sh/[email protected]/all","gsap/":"https://esm.sh/[email protected]/","lenis":"https://esm.sh/[email protected]/dist/lenis.mjs","three":"https://esm.sh/[email protected]","three/addons/":"https://esm.sh/[email protected]/examples/jsm/"}}</script>
  <style>html.lenis,
html.lenis body {
  height: auto;
}

.lenis:not(.lenis-autoToggle).lenis-stopped {
  overflow: clip;
}

.lenis [data-lenis-prevent],
.lenis [data-lenis-prevent-wheel],
.lenis [data-lenis-prevent-touch] {
  overscroll-behavior: contain;
}

.lenis.lenis-smooth iframe {
  pointer-events: none;
}

.lenis.lenis-autoToggle {
  transition-property: overflow;
  transition-duration: 1ms;
  transition-behavior: allow-discrete;
}</style>
</head>
<body>

  <!-- Scan line overlay -->
  <div class="scanlines" aria-hidden="true"></div>

  <!-- Nav -->
  <nav class="nav" id="nav">
    <div class="nav-brand">
      <span class="brand-mark">◈</span>
      <span class="brand-name">FREQ</span>
    </div>
    <ul class="nav-links">
      <li><a href="#shows">Shows</a></li>
      <li><a href="#charts">Charts</a></li>
      <li><a href="#artists">Artists</a></li>
      <li><a href="#contact">Studio</a></li>
    </ul>
    <div class="nav-right">
      <span class="nav-live"><span class="live-dot"></span>LIVE</span>
      <a href="#contact" class="btn-neon">Listen Now</a>
    </div>
  </nav>

  <!-- Hero -->
  <section class="hero" id="hero">
    <!-- Waveform background -->
    <canvas id="waveform-canvas" aria-hidden="true"></canvas>

    <div class="hero-content">
      <div class="hero-tag">
        <span class="tag-prefix">///</span>
        <span>New Episodes Daily</span>
      </div>
      <h1 class="hero-h1">
        <span class="h1-line">THE SOUND</span>
        <span class="h1-line h1-line--neon">OF NOW.</span>
      </h1>
      <p class="hero-sub">Underground beats. Cutting-edge podcasts. Live sessions from artists who refuse to be categorized.</p>
      <div class="hero-actions">
        <a href="#shows" class="btn-neon btn-neon--lg">Browse Shows</a>
        <button class="btn-ghost" id="hero-play-btn">
          <span class="play-icon">▶</span>
          <span>Play Latest</span>
        </button>
      </div>

      <!-- Equalizer bars -->
      <div class="eq-bars" id="eq-bars" aria-hidden="true">
        <span></span><span></span><span></span><span></span><span></span>
        <span></span><span></span><span></span><span></span><span></span>
        <span></span><span></span><span></span><span></span><span></span>
      </div>
    </div>

    <!-- Now playing card -->
    <div class="now-playing" id="now-playing">
      <div class="np-label">NOW PLAYING</div>
      <div class="np-title">Frequencies Vol. 12</div>
      <div class="np-artist">DJ Novacore × CTRL</div>
      <div class="np-bar">
        <div class="np-progress"></div>
      </div>
      <div class="np-time"><span>27:14</span><span>54:00</span></div>
    </div>
  </section>

  <!-- Shows Grid -->
  <section class="shows-section" id="shows">
    <div class="shows-header">
      <span class="section-tag">// Featured Shows</span>
      <h2>ON THE GRID</h2>
    </div>
    <div class="shows-grid">
      <!-- Card 1 — Featured large -->
      <article class="show-card show-card--featured" data-genre="ELECTRONIC">
        <div class="sc-art sc-art--1"></div>
        <div class="sc-info">
          <span class="sc-genre">Electronic</span>
          <h3>FREQUENCIES</h3>
          <p>Deep techno and experimental electronics from the world's leading underground producers.</p>
          <div class="sc-meta">
            <span>124 episodes</span>
            <span class="dot">·</span>
            <span>New every Friday</span>
          </div>
          <div class="sc-stats">
            <span>2.4M<em>listeners</em></span>
            <span>★ 4.9</span>
          </div>
        </div>
      </article>

      <!-- Card 2 -->
      <article class="show-card" data-genre="HIP-HOP">
        <div class="sc-art sc-art--2"></div>
        <div class="sc-info sc-info--sm">
          <span class="sc-genre">Hip-Hop</span>
          <h3>CIPHERS</h3>
          <p>Live freestyle sessions with emerging MCs.</p>
          <div class="sc-meta"><span>88 episodes</span></div>
        </div>
      </article>

      <!-- Card 3 -->
      <article class="show-card" data-genre="AMBIENT">
        <div class="sc-art sc-art--3"></div>
        <div class="sc-info sc-info--sm">
          <span class="sc-genre">Ambient</span>
          <h3>VOID SPACE</h3>
          <p>Drone music and sonic experiments for deep focus.</p>
          <div class="sc-meta"><span>62 episodes</span></div>
        </div>
      </article>

      <!-- Card 4 -->
      <article class="show-card" data-genre="INTERVIEWS">
        <div class="sc-art sc-art--4"></div>
        <div class="sc-info sc-info--sm">
          <span class="sc-genre">Interviews</span>
          <h3>SIGNAL/NOISE</h3>
          <p>Long-form conversations about music, tech, and culture.</p>
          <div class="sc-meta"><span>47 episodes</span></div>
        </div>
      </article>
    </div>
  </section>

  <!-- Charts Section -->
  <section class="charts-section" id="charts">
    <div class="charts-inner">
      <div class="charts-header">
        <span class="section-tag">// Weekly Rankings</span>
        <h2>TRANSMISSION<br><span class="neon-text">CHARTS</span></h2>
      </div>
      <ol class="chart-list">
        <li class="chart-item" data-rank="01">
          <span class="ci-rank">01</span>
          <div class="ci-info">
            <strong>AETHER PROTOCOL</strong>
            <span>Machine Girl</span>
          </div>
          <div class="ci-bar-wrap"><div class="ci-bar" style="--w: 94%"></div></div>
          <span class="ci-plays">1.2M</span>
          <span class="ci-delta up">+3</span>
        </li>
        <li class="chart-item" data-rank="02">
          <span class="ci-rank">02</span>
          <div class="ci-info">
            <strong>GHOST PROTOCOL (feat. ERIS)</strong>
            <span>Burial × Novacore</span>
          </div>
          <div class="ci-bar-wrap"><div class="ci-bar" style="--w: 88%"></div></div>
          <span class="ci-plays">980K</span>
          <span class="ci-delta up">+1</span>
        </li>
        <li class="chart-item" data-rank="03">
          <span class="ci-rank">03</span>
          <div class="ci-info">
            <strong>FRACTAL DECAY</strong>
            <span>CLOAK</span>
          </div>
          <div class="ci-bar-wrap"><div class="ci-bar" style="--w: 81%"></div></div>
          <span class="ci-plays">854K</span>
          <span class="ci-delta new">NEW</span>
        </li>
        <li class="chart-item" data-rank="04">
          <span class="ci-rank">04</span>
          <div class="ci-info">
            <strong>SUBTERRANEAN</strong>
            <span>Vatican Shadow</span>
          </div>
          <div class="ci-bar-wrap"><div class="ci-bar" style="--w: 74%"></div></div>
          <span class="ci-plays">712K</span>
          <span class="ci-delta down">-2</span>
        </li>
        <li class="chart-item" data-rank="05">
          <span class="ci-rank">05</span>
          <div class="ci-info">
            <strong>TRANSMISSION LOST</strong>
            <span>Shapednoise</span>
          </div>
          <div class="ci-bar-wrap"><div class="ci-bar" style="--w: 67%"></div></div>
          <span class="ci-plays">640K</span>
          <span class="ci-delta up">+4</span>
        </li>
      </ol>
    </div>
  </section>

  <!-- Artists Marquee -->
  <section class="artists-section" id="artists">
    <div class="artists-header">
      <span class="section-tag">// Artists</span>
      <h2>FEATURED<br><span class="neon-text">CREATORS</span></h2>
    </div>
    <div class="artists-marquee-wrap">
      <div class="marquee-track" id="marquee-track">
        <div class="artist-chip">Machine Girl</div>
        <div class="artist-chip">Burial</div>
        <div class="artist-chip chip--accent">DJ Novacore</div>
        <div class="artist-chip">CLOAK</div>
        <div class="artist-chip">Vatican Shadow</div>
        <div class="artist-chip chip--accent">Shapednoise</div>
        <div class="artist-chip">CTRL</div>
        <div class="artist-chip">Arca</div>
        <div class="artist-chip chip--accent">Eris Drew</div>
        <div class="artist-chip">Container</div>
        <div class="artist-chip">Actor</div>
        <div class="artist-chip chip--accent">Paula Temple</div>
        <!-- Duplicate for seamless loop -->
        <div class="artist-chip">Machine Girl</div>
        <div class="artist-chip">Burial</div>
        <div class="artist-chip chip--accent">DJ Novacore</div>
        <div class="artist-chip">CLOAK</div>
        <div class="artist-chip">Vatican Shadow</div>
        <div class="artist-chip chip--accent">Shapednoise</div>
        <div class="artist-chip">CTRL</div>
        <div class="artist-chip">Arca</div>
        <div class="artist-chip chip--accent">Eris Drew</div>
        <div class="artist-chip">Container</div>
        <div class="artist-chip">Actor</div>
        <div class="artist-chip chip--accent">Paula Temple</div>
      </div>
    </div>

    <!-- Stats row -->
    <div class="platform-stats">
      <div class="ps-item">
        <span class="ps-num" data-target="4200" data-suffix="+">0</span>
        <span class="ps-label">Artists</span>
      </div>
      <div class="ps-div"></div>
      <div class="ps-item">
        <span class="ps-num" data-target="18000" data-suffix="+">0</span>
        <span class="ps-label">Episodes</span>
      </div>
      <div class="ps-div"></div>
      <div class="ps-item">
        <span class="ps-num" data-target="9.2" data-suffix="M">0</span>
        <span class="ps-label">Monthly Listeners</span>
      </div>
      <div class="ps-div"></div>
      <div class="ps-item">
        <span class="ps-num" data-target="140" data-suffix="">0</span>
        <span class="ps-label">Countries</span>
      </div>
    </div>
  </section>

  <!-- CTA / Studio -->
  <section class="studio-section" id="contact">
    <div class="studio-inner">
      <div class="studio-left">
        <span class="section-tag">// Submit Your Show</span>
        <h2>BROADCAST<br><span class="neon-text">YOUR SIGNAL.</span></h2>
        <p>FREQ is open to independent creators. Apply to join our network and reach millions of listeners worldwide.</p>
        <div class="studio-links">
          <a href="#" class="btn-neon">Apply to Join</a>
          <a href="#" class="btn-outline">View Criteria →</a>
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      <div class="studio-terminal">
        <div class="terminal-bar">
          <span class="tb-dot tb-dot--red"></span>
          <span class="tb-dot tb-dot--yellow"></span>
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          <span class="tb-title">freq_broadcast.sh</span>
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        <div class="terminal-body">
          <p><span class="t-prompt">$</span> freq connect --studio</p>
          <p class="t-output">Initializing signal uplink...</p>
          <p class="t-output t-success">✓ Uplink established</p>
          <p><span class="t-prompt">$</span> freq status</p>
          <p class="t-output">Network: <span class="t-val">ONLINE</span></p>
          <p class="t-output">Listeners: <span class="t-val">9,241,882</span></p>
          <p class="t-output">Live now: <span class="t-val t-neon">3 shows</span></p>
          <p class="t-cursor">█</p>
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FREQ — Music & Podcast Platform

Source

Repository: libs-genclaude
Original demo id: 47-music-platform

程式碼

FREQ — Music & Podcast Platform

Source

Notes