/* Vocolibri Landing Styles */
:root{
  --bg:#121212;
  --surface:#1b1b1b;
  --surface-2:#242424;
  --text:#fff;
  --muted:#b3b3b3;
  --accent:#00BCD4;
  --accent-dk:#0097A7;
  --accent-t:rgba(0,188,212,0.12);
  --shadow:rgba(0,0,0,0.35);
  --radius:12px;
  --radius-sm:8px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:InterLocal,Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Ubuntu,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}
img{max-width:100%;display:block}
.container{width:min(1100px,92%);margin:0 auto}

/* Header */
.site-header{position:sticky;top:0;z-index:20;background:linear-gradient(180deg,rgba(0,0,0,.7),rgba(0,0,0,0));-webkit-backdrop-filter:saturate(120%) blur(8px);backdrop-filter:saturate(120%) blur(8px)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{color:var(--text);text-decoration:none;font-weight:700;letter-spacing:.2px}
.brand-glow{color:var(--accent);text-shadow:0 0 24px rgba(0,188,212,.45),0 0 48px rgba(0,188,212,.2)}

/* Larger header brand and supplementary word */
.brand{display:inline-flex;align-items:baseline;gap:10px;font-size:1.6rem}
.brand-glow{font-weight:800}
.brand-audio{color:#fff;font-weight:700;opacity:0.95;text-shadow:0 0 14px rgba(255,255,255,0.9),0 0 28px rgba(255,255,255,0.35);font-size:1.6rem}
.main-nav{display:flex;gap:12px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;border:1px solid transparent;padding:10px 16px;font-weight:600;text-decoration:none;cursor:pointer;transition:all .18s ease;white-space:nowrap}
.btn-lg{padding:12px 20px;font-size:1.02rem}
.btn-primary{background:var(--accent);color:#001b1f;box-shadow:0 6px 20px rgba(0,188,212,.25)}
.btn-primary:hover{background:var(--accent-dk)}
.btn-outline{background:transparent;border-color:var(--accent);color:var(--accent)}
.btn-outline:hover{background:var(--accent-t)}

/* Hero */
.hero{position:relative;min-height:72vh;display:grid;place-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:radial-gradient(1200px 600px at 20% 20%,rgba(0,188,212,.08),transparent 70%),radial-gradient(900px 600px at 80% 70%,rgba(255,255,255,.06),transparent 65%),#000;overflow:hidden}
.hero-bg::before{
  content:"";
  position:absolute;inset:-10%;
  background: radial-gradient(1000px 500px at 10% 20%, rgba(0,188,212,.10), transparent 70%),
              radial-gradient(900px 500px at 90% 80%, rgba(124,44,192,.12), transparent 65%);
  background-size: 140% 140%;
  animation: heroGradientDrift 18s ease-in-out infinite alternate;
  pointer-events:none;
  mix-blend-mode: screen;
  z-index:0;
  transition: opacity .4s ease;
}
@keyframes heroGradientDrift{
  0%{ transform: translate3d(-2%, -2%, 0) scale(1.02); filter: blur(0px); }
  50%{ transform: translate3d(3%, 2%, 0) scale(1.05); filter: blur(1px); }
  100%{ transform: translate3d(-1%, 3%, 0) scale(1.02); filter: blur(0px); }
}
.shader-layer{position:absolute;inset:0;width:100%;height:100%;filter:saturate(110%);opacity:.9;z-index:1;
  /* Debug: ensure canvases are centered and visible */
  top:0;left:0;right:0;bottom:0;
  transform:translate3d(0,0,0); /* Force hardware acceleration */
  pointer-events:none; /* Don't block clicks */
}
.hero, .hero-bg, .shader-layer, .hero-content { will-change: transform }
.hero{perspective:1000px}
.shader-layer.primary{transform-origin:center}
.shader-layer.wireframe{opacity:.6;mix-blend-mode:screen}

/* Shader Controls */
#shader-controls{
  position:absolute; right:16px; top:76px; z-index:2;
  background:rgba(20,20,20,.88);
  border:1px solid #2b2b2b; border-radius:12px;
  box-shadow:0 10px 28px var(--shadow);
  padding:10px 12px; width:280px; color:var(--muted);
  -webkit-backdrop-filter: saturate(120%) blur(6px);
  backdrop-filter: saturate(120%) blur(6px);
}
#shader-controls{ display:none; }
#shader-controls .sc-row{ display:grid; grid-template-columns:96px 1fr 72px; align-items:center; gap:8px; padding:6px 0 }
#shader-controls label{ font-size:.9rem; color:#d6d6d6 }
#shader-controls input[type=range]{ width:100% }
#shader-controls .sc-num{ width:100%; padding:6px 6px; height:32px; border-radius:8px; border:1px solid #2e2e2e; background:#141414; color:#e6e6e6; font-variant-numeric: tabular-nums; text-align:right }
#shader-controls .sc-num:focus{ outline: none; border-color:#3a3a3a; box-shadow:0 0 0 3px rgba(0,188,212,.15) }

@media (max-width: 820px){
  #shader-controls{ right:auto; left:10px; top:auto; bottom:10px; width:calc(100% - 20px) }
}

/* Hide CSS fallback when shaders signal ready */
.hero-bg.shaders-on::before{ opacity:0; }
.hero-content{position:relative;z-index:2;text-align:center;padding:80px 0 60px}
.hero-title{font-size:clamp(2rem,4vw,3rem);font-weight:800;letter-spacing:-.5px;margin:0 0 10px}
.hero-title .accent{color:var(--accent)}
.hero-tagline{color:var(--muted);font-size:1.05rem;margin:8px 0 24px}
.hero-chip{display:block;margin:0 auto 14px auto;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,0.04);color:var(--muted);border:1px solid rgba(255,255,255,0.04);font-weight:700;letter-spacing:0.6px;font-size:.9rem;box-shadow:0 6px 18px rgba(0,0,0,.6);backdrop-filter: blur(6px);max-width:140px;text-align:center}

/* Large animated headline */

.hero-title-hero{display:block;margin:6px 0 8px;line-height:0.92}
.hero-title-hero.stacked{line-height:0.92}
.headline-line{display:block;font-weight:900;font-size:clamp(1.6rem,6.5vw,2.8rem);letter-spacing:-0.6px;opacity:0;transform:translateY(12px) scale(0.995);color:var(--text);text-shadow:0 6px 20px rgba(0,0,0,.5)}
.headline-line.cyan{color:var(--accent)}
.headline-line:last-child{color:var(--text)}

/* Staggered reveal */
.headline-line:nth-child(1){animation:heroReveal 700ms cubic-bezier(.2,.9,.2,1) 0ms both}
.headline-line:nth-child(2){animation:heroReveal 700ms cubic-bezier(.2,.9,.2,1) 120ms both}
.headline-line:nth-child(3){animation:heroReveal 700ms cubic-bezier(.2,.9,.2,1) 240ms both}
@keyframes heroReveal{
  to{opacity:1;transform:translateY(0) scale(1)}
}

/* Subheadline */
.hero-sub{color:var(--muted);font-size:1.05rem;margin:12px 0 22px;max-width:760px}

/* Hover/interactive micro-anim */
.hero-title-hero:hover .headline-line{transform-origin:center;filter:drop-shadow(0 12px 30px rgba(0,188,212,.06))}

@media (max-width:640px){
  .headline-line{font-size:clamp(2rem,10vw,3.6rem)}
  .hero-chip{margin-bottom:12px}
}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:40px}
.hero-fallback{height:40vh;background:linear-gradient(180deg,rgba(0,188,212,.08),transparent),repeating-linear-gradient(90deg,rgba(255,255,255,.06),rgba(255,255,255,.06) 1px,transparent 1px,transparent 44px)}

/* Sections */
.section-title{font-size:1.6rem;margin:0 0 18px}
.features{padding:42px 0}
.grid{display:grid;gap:16px}
.features-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--surface-2);border:1px solid #2b2b2b;border-radius:var(--radius);padding:18px;box-shadow:0 8px 24px var(--shadow)}
.card h3{margin:0 0 6px;color:var(--accent)}
.card p{margin:0;color:var(--muted)}

.screens{padding:18px 0 42px}
.screens-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));align-items:start}
.shot{margin:0;background:var(--surface);border:1px solid #2b2b2b;border-radius:var(--radius);overflow:hidden;box-shadow:0 10px 28px var(--shadow)}
.shot img{width:100%;height:auto;display:block}
.shot figcaption{padding:10px 12px;color:var(--muted);font-size:.95rem}
.shot.placeholder{display:grid;place-items:center;min-height:200px;background:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 2px,transparent 2px 46px),var(--surface)}
.shot.placeholder .label{padding:16px 12px;color:var(--muted);text-align:center}
.shots-list{margin:14px 0 0;padding-left:18px;color:var(--muted)}

/* Split Sections */
.split-section{padding:60px 0;border-top:1px solid #222;background:linear-gradient(180deg,rgba(255,255,255,0.02),transparent)}
.split-section:first-of-type{border-top:none}
.split-inner{display:flex;align-items:center;gap:56px}
.split-section.reverse .split-inner{flex-direction:row-reverse}
.split-media{position:relative;flex:1 1 50%;max-width:520px}
.split-media img{width:100%;height:auto;display:block;border-radius:16px;box-shadow:0 18px 40px -8px rgba(0,0,0,0.65),0 4px 14px rgba(0,0,0,0.4);border:1px solid #2b2b2b}
.cover-figure{position:relative;margin:0}
.cover-caption{position:absolute;left:10px;bottom:10px;right:10px;display:flex;flex-direction:column;gap:2px;padding:10px 12px;background:linear-gradient(135deg,rgba(0,0,0,.72),rgba(0,0,0,.38));-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.07);border-radius:12px;font-size:.78rem;line-height:1.25}
.cover-caption .cc-title{font-weight:600;letter-spacing:.3px;color:#fff;font-size:.82rem}
.cover-caption .cc-author{color:var(--muted);font-weight:500;font-size:.7rem;opacity:.9}
.cover-figure::after{content:"";position:absolute;inset:0;border-radius:16px;box-shadow:0 0 0 1px rgba(255,255,255,.05),0 6px 22px -6px rgba(0,0,0,.6);pointer-events:none}
.cover-figure:hover .cover-caption{background:linear-gradient(135deg,rgba(0,0,0,.82),rgba(0,0,0,.5))}
.split-text{max-width:520px;flex:1 1 50%}
.split-title{margin:0 0 14px;font-size:clamp(1.6rem,3.2vw,2.2rem);letter-spacing:-.5px;font-weight:700}
.split-title.two-line{line-height:1.15;display:inline-block}
.split-title.two-line .st-line{display:block}
.split-title.two-line .st-second{margin-top:2px;font-weight:600;opacity:.95}
.split-body{margin:0 0 14px;color:var(--muted);font-size:1.05rem;line-height:1.55}
.split-minor{margin:0;color:var(--muted);font-size:.9rem;opacity:.85}
@media (max-width:1020px){
  .split-inner{gap:40px}
}
@media (max-width:860px){
  .split-inner{flex-direction:column;gap:34px}
  .split-section.reverse .split-inner{flex-direction:column}
  .split-media, .split-text{max-width:100%}
}
@media (max-width:620px){
  .split-section{padding:46px 0}
  .split-title{font-size:clamp(1.5rem,5vw,1.9rem)}
}

/* CTA */
.cta{padding:46px 0;border-top:1px solid #2b2b2b;background:linear-gradient(180deg,rgba(0,188,212,.06),transparent)}
.cta-inner{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}

/* Footer */
.site-footer{padding:18px 0;border-top:1px solid #2b2b2b;background:#0e0e0e}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.muted{color:var(--muted)}

@media (max-width:640px){
  .hero{min-height:68vh}
}

/* Split reveal animations */
.split-section .split-media, .split-section .split-text{position:relative}
.split-section .split-media, .split-section:not(.reverse) .split-text{will-change:transform,opacity}
.split-section .split-media{opacity:0;transform:translateY(28px) scale(.98)}
.split-section .split-text{opacity:0;transform:translateY(20px)}
.split-section.reverse .split-media{transform:translateY(28px) scale(.98)}
.split-section.in-view .split-media{animation:splitMediaIn .9s cubic-bezier(.2,.8,.25,1) forwards}
.split-section.in-view .split-text{animation:splitTextIn .7s cubic-bezier(.2,.8,.25,1) .08s forwards}
@keyframes splitMediaIn{0%{opacity:0;transform:translateY(28px) scale(.98)}60%{opacity:1;transform:translateY(-2px) scale(1.005)}100%{opacity:1;transform:translateY(0) scale(1)}}
@keyframes splitTextIn{0%{opacity:0;transform:translateY(20px)}70%{opacity:1;transform:translateY(-2px)}100%{opacity:1;transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){
  .split-section .split-media,.split-section .split-text{opacity:1!important;transform:none!important;animation:none!important}
}