:root {
  --coral: #F48176;
  --crimson: #8B0000;
  --gold: #E6C288;
  --bg: #0a0604;
  --surface: #120a07;
  --mono: 'Share Tech Mono', monospace;
  --display: 'Barlow Condensed', sans-serif;
  --clip-panel: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  --clip-btn: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--gold);
  font: 1rem/1.7 var(--mono);
  overflow-x: hidden;
  cursor: crosshair;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,.18) 2px, rgba(0,0,0,.18) 4px);
  pointer-events: none;
  z-index: 9999;
}

#hero {
  min-height: 100svh;
  display: grid;
  place-items: center;
  text-align: center;
  position: relative;
  padding: 2rem;
  background: radial-gradient(ellipse 80% 60% at 50% 40%, #2a0e08 0, var(--bg) 70%);
}

#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-conic-gradient(rgba(244,129,118,.03) 0deg, transparent 1deg 45deg);
  pointer-events: none;
}

.hero-label,
.section-label {
  font-size: .8rem;
  letter-spacing: .3em;
  color: var(--coral);
  text-transform: uppercase;
}

.hero-label { margin-bottom: 1.5rem; opacity: .8; }

.section-label {
  letter-spacing: .4em;
  margin-bottom: 2.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--crimson), transparent);
}

.hero-title {
  font: 700 clamp(5rem, 18vw, 14rem)/.9 var(--display);
  color: var(--coral);
  text-shadow: 0 0 40px rgba(244,129,118,.5), 0 0 80px rgba(244,129,118,.2);
  animation: glitch 6s infinite;
  position: relative;
}

.hero-title::before,
.hero-title::after {
  content: 'KLASK';
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  opacity: .6;
}

.hero-title::before {
  color: #0ff;
  clip-path: polygon(0 30%, 100% 30%, 100% 50%, 0 50%);
  animation: glitch-a 6s infinite;
}

.hero-title::after {
  color: #f0f;
  clip-path: polygon(0 55%, 100% 55%, 100% 70%, 0 70%);
  animation: glitch-b 6s infinite;
}

@keyframes glitch {
  0%, 94%, 100% { transform: none; }
  95% { transform: skewX(-1deg) translate(-2px); }
  97% { transform: skewX(1deg) translate(2px); }
}

@keyframes glitch-a {
  0%, 94%, 100% { transform: none; opacity: 0; }
  95%, 97% { transform: translate(-3px, 1px); opacity: .5; }
}

@keyframes glitch-b {
  0%, 94%, 100% { transform: none; opacity: 0; }
  95%, 97% { transform: translate(3px, -1px); opacity: .5; }
}

.hero-sub {
  font: 300 clamp(1.2rem, 3.5vw, 1.9rem)/1.4 var(--display);
  letter-spacing: .12em;
  margin-top: 1.5rem;
  opacity: .85;
}

.cta-btn,
.play-btn {
  display: inline-block;
  text-decoration: none;
  letter-spacing: .15em;
  clip-path: var(--clip-btn);
  transition: background .2s, color .2s, transform .2s, box-shadow .2s;
}

.cta-btn {
  margin-top: 2.5rem;
  padding: .7rem 2rem;
  border: 1px solid var(--coral);
  color: var(--coral);
  font-size: 1rem;
  text-transform: uppercase;
}

.cta-btn:hover { background: var(--coral); color: var(--bg); }

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: .8rem;
  letter-spacing: .3em;
  color: var(--coral);
  opacity: .5;
  animation: blink 2s step-end infinite;
}

@keyframes blink { 50% { opacity: 0; } }

section {
  max-width: 1000px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

.pitch-lead,
.feature p,
.finalite-box p {
  font-size: 1.05rem;
  line-height: 1.85;
  opacity: .9;
}

.pitch-lead { max-width: 65ch; margin-bottom: 2rem; }

.features,
.finalite-box {
  border: 1px solid var(--crimson);
  clip-path: var(--clip-panel);
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5px;
  background: var(--crimson);
}

.feature {
  background: var(--surface);
  padding: 2rem 1.5rem;
  transition: background .2s;
}

.feature:hover { background: #1a0d0a; }

.feature-icon { font-size: 1.8rem; display: block; margin-bottom: 1rem; }

.feature h3,
.finalite-lead,
.play-label,
.sphere-name {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--coral);
}

.feature h3 { font-size: 1.45rem; margin-bottom: .6rem; }

.spheres-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.sphere {
  border: 1px solid;
  padding: 1.2rem 1rem;
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
  transition: transform .2s;
}

.sphere:hover { transform: translateY(-3px); }

.sphere-name { font-size: 1.15rem; letter-spacing: .12em; }

.sphere-desc {
  font-size: .9rem;
  margin-top: .5rem;
  opacity: .8;
  line-height: 1.55;
}

.finalite-box {
  background: var(--surface);
  padding: 2.5rem 2rem;
}

.finalite-lead {
  font-size: 1.6rem;
  letter-spacing: .06em;
  margin-bottom: 1.5rem;
}

.finalite-box p { margin-bottom: 1.2rem; }
.finalite-box p:last-child { margin-bottom: 0; }
.finalite-box strong { color: var(--coral); }

#play {
  text-align: center;
  padding-bottom: 5rem;
}

.play-label {
  font-size: 1.4rem;
  letter-spacing: .1em;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.play-btn {
  padding: 1rem 2.5rem;
  font: 700 1.3rem var(--display);
  color: var(--bg);
  background: linear-gradient(135deg, var(--coral), #c45a50);
  border: 2px solid var(--gold);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  box-shadow: 0 0 30px rgba(244,129,118,.4);
}

.play-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 50px rgba(244,129,118,.6);
}

footer {
  text-align: center;
  padding: 3rem 1rem;
  font-size: .8rem;
  letter-spacing: .2em;
  color: var(--crimson);
  border-top: 1px solid #200e0a;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s, transform .6s;
}

[data-reveal].visible { opacity: 1; transform: none; }

@media (max-width: 520px) {
  .spheres-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}