/* produzent.studio — Custom Styles */

:root {
  --black: #000000;
  --anthracite: #0a0a0a;
  --anthracite-mid: #141414;
  --anthracite-light: #1a1a1a;
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --text-primary: #f5f5f5;
  --text-muted: #888888;
  --text-dim: #555555;
  --amber: #d4a574;
  --amber-glow: rgba(212, 165, 116, 0.15);
  --amber-glow-strong: rgba(212, 165, 116, 0.35);
  --acid: #39ff14;
  --acid-dim: rgba(57, 255, 20, 0.08);
  --transition: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  background-color: var(--black);
  color: var(--text-primary);
  overflow-x: hidden;
}

::selection {
  background: var(--amber-glow-strong);
  color: var(--text-primary);
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--anthracite-light); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

.font-display {
  font-family: 'Syne', sans-serif;
  letter-spacing: -0.02em;
}

.font-body {
  font-family: 'DM Sans', sans-serif;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 2rem;
  transition: background 0.5s var(--transition), border-color 0.5s var(--transition), backdrop-filter 0.5s var(--transition);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

.lang-switch {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.lang-btn {
  padding: 0.4rem 0.75rem;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 0.3s var(--transition), background 0.3s var(--transition);
}

.lang-btn:hover { color: var(--text-primary); }

.lang-btn.active {
  color: var(--black);
  background: var(--amber);
}

.nav-link {
  position: relative;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--amber);
  transition: width 0.4s var(--transition-slow);
}

.nav-link:hover { color: var(--text-primary); }
.nav-link:hover::after { width: 100%; }

.hero-glow {
  position: absolute;
  width: 60vw;
  height: 60vw;
  max-width: 800px;
  max-height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--amber-glow) 0%, transparent 70%);
  pointer-events: none;
  animation: pulse-glow 8s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.05); }
}

.hero-line {
  width: 80px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--amber), transparent);
  opacity: 0.5;
}

.scroll-hint {
  position: fixed;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.5s var(--transition), bottom 0.5s var(--transition);
}

.scroll-hint:hover .scroll-hint__label {
  color: rgba(255, 255, 255, 0.55);
}

.scroll-hint:hover .scroll-hint__line {
  opacity: 0.9;
}

.scroll-hint--raised {
  bottom: 9rem;
}

.scroll-hint__label {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
}

.scroll-hint__line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--amber), transparent);
  opacity: 0.6;
  animation: scroll-pulse 2.4s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.35; transform: scaleY(0.85); transform-origin: top; }
  50% { opacity: 0.75; transform: scaleY(1); transform-origin: top; }
}

.scroll-hint.hidden {
  opacity: 0;
}

.section-label {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--amber);
}

.project-card {
  position: relative;
  background: var(--anthracite);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color 0.5s var(--transition), transform 0.5s var(--transition-slow);
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--amber-glow) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.5s var(--transition);
  pointer-events: none;
  z-index: 1;
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.project-card:hover::before { opacity: 1; }

.cover-art {
  aspect-ratio: 1;
  position: relative;
  overflow: hidden;
}

.cover-placeholder {
  width: 100%;
  height: 100%;
  transition: transform 0.8s var(--transition-slow);
}

.project-card:hover .cover-placeholder { transform: scale(1.04); }

.cover-1 { background: linear-gradient(145deg, #0d0d0d 0%, #1a1510 40%, #2a1f14 100%); }
.cover-2 { background: linear-gradient(160deg, #050505 0%, #0a1a0a 50%, #142814 100%); }
.cover-3 { background: linear-gradient(135deg, #0a0a0a 0%, #151015 50%, #1f0a1a 100%); }
.cover-4 { background: linear-gradient(180deg, #080808 0%, #101820 60%, #0a1520 100%); }

.cover-placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255,255,255,0.015) 2px, rgba(255,255,255,0.015) 4px);
}

.stream-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-muted);
  transition: color 0.3s var(--transition), border-color 0.3s var(--transition), background 0.3s var(--transition);
}

.stream-link:hover {
  color: var(--amber);
  border-color: var(--amber);
  background: var(--amber-glow);
}

.audio-player {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
}

.play-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: border-color 0.3s var(--transition), background 0.3s var(--transition), color 0.3s var(--transition);
}

.play-btn:hover,
.play-btn.playing {
  border-color: var(--amber);
  background: var(--amber-glow);
  color: var(--amber);
}

.waveform {
  flex: 1;
  height: 24px;
  display: flex;
  align-items: center;
  gap: 2px;
}

.waveform-bar {
  flex: 1;
  background: var(--anthracite-light);
  border-radius: 1px;
  transition: background 0.2s, height 0.2s;
  min-height: 4px;
}

.waveform-bar.active { background: var(--amber); }

.download-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem 2.5rem;
  background: var(--anthracite);
  border: 1px solid var(--border);
  transition: border-color 0.5s var(--transition), background 0.5s var(--transition);
}

.download-card:hover {
  border-color: var(--border-hover);
  background: var(--anthracite-mid);
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 2rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--amber);
  border: none;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.3s var(--transition), box-shadow 0.3s var(--transition), transform 0.3s var(--transition);
}

.download-btn:hover {
  background: #e0b88a;
  box-shadow: 0 0 30px var(--amber-glow-strong);
  transform: translateY(-1px);
}

.download-btn:hover svg { transform: translateY(2px); }
.download-btn svg { transition: transform 0.3s var(--transition); }

.footer-link {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.3s var(--transition);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.footer-link:hover { color: var(--text-muted); }

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s var(--transition), visibility 0.5s var(--transition);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 2rem;
  overflow-y: auto;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  position: relative;
  width: 100%;
  max-width: 720px;
  margin: auto;
  padding: 3rem 2.5rem;
  background: var(--anthracite);
  border: 1px solid var(--border);
  transform: translateY(20px);
  transition: transform 0.5s var(--transition-slow);
}

.modal-overlay.open .modal-content { transform: translateY(0); }

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.3s var(--transition), border-color 0.3s var(--transition);
}

.modal-close:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.modal-body h2 {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.modal-body h3 {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 2rem 0 0.75rem;
}

.modal-body p,
.modal-body li {
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.modal-body ul {
  padding-left: 1.25rem;
  list-style: disc;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 300;
  padding: 1.5rem 2rem;
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  transform: translateY(100%);
  transition: transform 0.6s var(--transition-slow);
}

.cookie-banner.visible { transform: translateY(0); }

.cookie-btn {
  padding: 0.75rem 1.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-primary);
  transition: background 0.3s var(--transition), border-color 0.3s var(--transition);
  white-space: nowrap;
}

.cookie-btn:hover {
  border-color: var(--border-hover);
  background: var(--anthracite-light);
}

.cookie-btn--primary {
  background: var(--amber);
  color: var(--black);
  border-color: var(--amber);
}

.cookie-btn--primary:hover {
  background: #e0b88a;
  border-color: #e0b88a;
}

.cookie-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

.cookie-toggle:last-of-type { border-bottom: none; }

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--anthracite-light);
  border: 1px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.3s var(--transition);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  left: 3px;
  bottom: 3px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: transform 0.3s var(--transition), background 0.3s var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--amber-glow);
  border-color: var(--amber);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
  background: var(--amber);
}

.toggle-switch input:disabled + .toggle-slider {
  opacity: 0.5;
  cursor: not-allowed;
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--transition-slow), transform 0.8s var(--transition-slow);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  .header { padding: 1rem 1.25rem; }
  .download-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
    gap: 1.5rem;
  }
  .cookie-banner .cookie-actions {
    flex-direction: column;
    width: 100%;
  }
  .cookie-btn { width: 100%; text-align: center; }
  .modal-content { padding: 2rem 1.5rem; }
}