/* ============================================
   CLKR. Landing Page
   Brutalist-Editorial Style
   ============================================ */

:root {
  --color-black:      #0A0A0A;
  --color-white:      #F5F0EB;
  --color-accent:     #FF3D00;
  --color-gray-mid:   #3D3D3D;
  --color-gray-light: #8A8A8A;

  --font-display:     'Space Grotesk', sans-serif;
  --font-mono:        'Space Mono', monospace;
  --font-body:        'Work Sans', sans-serif;
  --font-editorial:   'Instrument Serif', serif;

  --text-mega:    clamp(4rem, 14vw, 14rem);
  --text-display: clamp(2.5rem, 8vw, 7rem);
  --text-heading: clamp(1.5rem, 4vw, 3rem);
  --text-body:    clamp(0.875rem, 1.2vw, 1.125rem);
  --text-label:   0.75rem;

  --leading-crush:  0.85;
  --leading-tight:  0.95;
  --leading-normal: 1.5;
}

/* ---- RESET ---- */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-black);
  color: var(--color-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

img {
  display: block;
  max-width: 100%;
}

/* ---- NOISE OVERLAY ---- */

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  z-index: 9999;
  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");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ---- NAV ---- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-black);
  border-bottom: 2px solid var(--color-gray-mid);
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.nav-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.15em;
  color: var(--color-white);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--color-gray-light);
  text-transform: uppercase;
  transition: color 0.15s;
}

.nav-link:hover {
  color: var(--color-white);
}

.btn-nav {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-black);
  background: var(--color-accent);
  padding: 8px 18px;
  border: 2px solid var(--color-accent);
  transition: all 0.15s;
}

.btn-nav:hover {
  background: var(--color-white);
  border-color: var(--color-black);
  color: var(--color-black);
}

/* ---- HERO ---- */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 0 40px;
  position: relative;
}

.hero-watermark {
  position: absolute;
  right: 8%;
  top: 54%;
  transform: translateY(-50%);
  width: 550px;
  height: 550px;
  object-fit: contain;
  opacity: 0.04;
  pointer-events: none;
  user-select: none;
}

.hero-inner {
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.hero-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-mega);
  line-height: var(--leading-crush);
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--color-white);
  margin: 24px 0 48px;
  margin-left: -0.04em;
}

.hero-sub {
  max-width: 480px;
}

.hero-desc {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-normal);
  color: var(--color-gray-light);
  margin-bottom: 32px;
}

.hero-badge {
  position: absolute;
  bottom: 40px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--color-gray-light);
  text-transform: uppercase;
}

.badge-divider {
  width: 1px;
  height: 14px;
  background: var(--color-gray-mid);
}

/* ---- BUTTONS ---- */

.btn-brutal {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 16px 32px;
  border: 2px solid var(--color-black);
  box-shadow: 6px 6px 0 0 var(--color-black);
  transition: transform 0.1s, box-shadow 0.1s;
  cursor: pointer;
}

.btn-brutal:hover {
  transform: translate(3px, 3px);
  box-shadow: 3px 3px 0 0 var(--color-black);
}

.btn-brutal:active {
  transform: translate(6px, 6px);
  box-shadow: 0 0 0 0 var(--color-black);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  box-shadow: 6px 6px 0 0 var(--color-gray-mid);
}

.btn-accent:hover {
  box-shadow: 3px 3px 0 0 var(--color-gray-mid);
}

.btn-download {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
  box-shadow: 6px 6px 0 0 var(--color-accent);
  font-size: 1rem;
  padding: 20px 48px;
}

.btn-download:hover {
  box-shadow: 3px 3px 0 0 var(--color-accent);
}

.btn-icon {
  margin-right: 8px;
}

.btn-support {
  background: transparent;
  color: var(--color-gray-mid);
  border: 2px solid var(--color-gray-mid);
  font-size: 1rem;
  padding: 20px 36px;
  display: inline-flex;
  align-items: center;
  transition: all 0.15s;
  box-shadow: 6px 6px 0 0 var(--color-gray-mid);
}

.btn-support:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: 3px 3px 0 0 var(--color-accent);
}

/* ---- SUPPORT / CTA BUTTONS ---- */

.cta-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.kofi-icon {
  height: 20px;
  width: auto;
  vertical-align: middle;
  margin-right: 8px;
}

/* ---- SECTION LABELS ---- */

.section-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-light);
  margin-bottom: 16px;
}

.section-label.dark {
  color: var(--color-gray-mid);
}

/* ---- SECTIONS ---- */

.section {
  padding: 120px 24px;
}

.section-dark {
  background: var(--color-black);
  color: var(--color-white);
}

.section-light {
  background: var(--color-white);
  color: var(--color-black);
}

.section-accent {
  background: var(--color-accent);
  color: var(--color-white);
  padding: 80px 24px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-display);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 64px;
}

.section-headline.dark {
  color: var(--color-black);
}

/* ---- MARQUEE ---- */

.marquee-strip {
  background: var(--color-accent);
  border-top: 2px solid var(--color-black);
  border-bottom: 2px solid var(--color-black);
  padding: 14px 0;
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: inline-flex;
  align-items: center;
  gap: 32px;
  animation: marquee 25s linear infinite;
}

.marquee-track-reverse {
  animation: marquee-reverse 30s linear infinite;
}

.marquee-item {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-black);
}

.marquee-dot {
  width: 6px;
  height: 6px;
  background: var(--color-black);
  flex-shrink: 0;
}

@keyframes marquee {
  to { transform: translateX(-33.33%); }
}

@keyframes marquee-reverse {
  to { transform: translateX(33.33%); }
}

/* ---- FEATURES ---- */

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 2px solid var(--color-black);
}

.feature-card {
  padding: 40px 32px;
  border: 1px solid var(--color-black);
  position: relative;
  transition: background 0.15s;
}

.feature-card:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.feature-card:hover .feature-number {
  color: var(--color-accent);
}

.feature-number {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-gray-light);
  line-height: 1;
  margin-bottom: 16px;
  display: block;
  transition: color 0.15s;
}

.feature-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.feature-desc {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-normal);
  color: var(--color-gray-mid);
  transition: color 0.15s;
}

.feature-card:hover .feature-desc {
  color: var(--color-gray-light);
}

/* ---- SOUNDS ---- */

.sounds-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.sound-tag {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 24px;
  border: 2px solid var(--color-white);
  color: var(--color-white);
  background: transparent;
  transition: all 0.15s;
  cursor: pointer;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.sound-unlocked:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 4px 4px 0 0 var(--color-gray-mid);
  transform: translate(-2px, -2px);
}

.sound-active {
  background: var(--color-accent) !important;
  border-color: var(--color-accent) !important;
  color: var(--color-white) !important;
  box-shadow: 4px 4px 0 0 var(--color-gray-mid);
  transform: translate(-2px, -2px);
}

.sound-locked {
  border-color: var(--color-gray-mid);
  color: var(--color-gray-mid);
  cursor: not-allowed;
}

.sound-lock {
  font-size: 0.6rem;
  opacity: 0.5;
  letter-spacing: 0.15em;
}

.sound-locked:hover {
  border-color: var(--color-gray-light);
  color: var(--color-gray-light);
}

.sound-ambient {
  border-color: rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.6);
  cursor: default;
  font-size: 0.75rem;
}

.sound-ambient:hover {
  border-color: rgba(255, 255, 255, 0.4);
  color: rgba(255, 255, 255, 0.8);
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

.sound-shake {
  animation: shake 0.3s ease;
}

.sounds-note {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.08em;
  color: var(--color-gray-light);
}

/* ---- PULL QUOTE ---- */

.pull-quote {
  font-family: var(--font-editorial);
  font-style: italic;
  font-size: clamp(1.8rem, 5vw, 4rem);
  line-height: 1.15;
  text-align: center;
  color: var(--color-white);
  position: relative;
}

.quote-mark {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  font-size: 1.5em;
  color: var(--color-black);
  opacity: 0.3;
}

/* ---- STATS ---- */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 2px solid var(--color-gray-mid);
  margin-bottom: 80px;
}

.stat-block {
  padding: 40px 24px;
  border: 1px solid var(--color-gray-mid);
  text-align: center;
}

.stat-number {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1;
  color: var(--color-accent);
  display: block;
  margin-bottom: 12px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--color-gray-light);
  text-transform: uppercase;
}

.stats-details {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}

.detail-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.08em;
  color: var(--color-gray-light);
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}

.detail-text {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-normal);
  color: var(--color-gray-light);
}

/* ---- CTA / DOWNLOAD ---- */

.cta-container {
  text-align: center;
  max-width: 700px;
}

.cta-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-display);
  line-height: var(--leading-crush);
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-black);
  margin-bottom: 24px;
}

.cta-desc {
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: var(--leading-normal);
  color: var(--color-gray-mid);
  margin-bottom: 40px;
}

.cta-note {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.06em;
  color: var(--color-gray-light);
  margin-top: 32px;
}

/* ---- FOOTER ---- */

.footer {
  background: var(--color-black);
  border-top: 2px solid var(--color-gray-mid);
  padding: 24px;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.15em;
  color: var(--color-white);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--color-gray-light);
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--color-gray-mid);
}

/* ---- RESPONSIVE ---- */

@media (max-width: 768px) {
  .hero {
    padding: 100px 16px 40px;
  }

  .hero-watermark {
    width: 300px;
    height: 300px;
    right: -5%;
    opacity: 0.03;
  }

  .hero-badge {
    position: static;
    margin-top: 48px;
  }

  .section {
    padding: 80px 16px;
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-details {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .nav-links {
    gap: 12px;
  }

  .hide-mobile {
    display: none;
  }

  .footer-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .btn-download {
    padding: 16px 32px;
    font-size: 0.85rem;
  }

  .sounds-grid {
    gap: 8px;
  }

  .sound-tag {
    padding: 10px 16px;
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .nav-link {
    display: none;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sound-tag {
    padding: 8px 12px;
    font-size: 0.7rem;
  }
}