/* --- Base theme (dark) --- */
:root{
  --bg:#0a0a0a; --panel:#121212; --text:#f2f2f2; --muted:#b5b5b5;
  --accent1:#00c6ff; --accent2:#ff67f3; --border:#2a2a2a;
  --glow:0 0 18px rgba(0,198,255,.35); --shadow:0 10px 30px rgba(0,0,0,.6);
  --font:'VCR OSD Mono', monospace;
}

*{box-sizing:border-box}
html{height:100%; font-size:clamp(14px,2.6vw,18px)}
body{
  height:100%; margin:0; background:var(--bg); color:var(--text);
  font-family:var(--font); -webkit-text-size-adjust:100%;
}

/* --- Clock --- */
.clock{position:fixed; top:10px; right:14px; z-index:10; font-size:.85rem; color:var(--muted); letter-spacing:.08em}

/* --- Window --- */
.app-window{width:min(100%,1000px); margin:80px auto 110px; background:var(--panel); border:1px solid var(--border); box-shadow:var(--shadow)}
.window-bar{display:flex; align-items:center; gap:10px; padding:10px 14px; border-bottom:1px solid var(--border); background:#0f0f0f}
.window-bar .controls .dot{width:10px; height:10px; border-radius:50%; display:inline-block; margin-right:6px}
.dot.red{background:#ff5f57}.dot.yellow{background:#ffbd2e}.dot.green{background:#28c840}
.window-bar .title{flex:1; text-align:center; letter-spacing:.08em}

/* --- Hero --- */
.hero{position:relative; height:66vh; overflow:hidden}
.hero-media,.hero-video{position:absolute; inset:0; width:100%; height:100%; object-fit:cover}
.hero-overlay{position:relative; z-index:1; display:flex; flex-direction:column; align-items:center; justify-content:center; height:100%; text-align:center; background:linear-gradient(to bottom, rgba(10,10,10,.25), rgba(10,10,10,.65)); padding:0 16px}
.hero-title{font-size:3.2rem; letter-spacing:.08em; text-shadow:var(--glow); margin:0 0 .3rem}
.hero-sub{color:var(--muted); margin:0 0 1.2rem}
.btn{display:inline-block; padding:.65rem 1.1rem; border:1px solid var(--border); text-decoration:none; color:#0a0a0a; background:linear-gradient(90deg,var(--accent1),var(--accent2)); border-radius:8px; box-shadow:var(--glow); touch-action:manipulation}

/* --- Content padding --- */
.content-pad{padding:20px; padding-bottom:calc(96px + env(safe-area-inset-bottom,0px))} /* keep dock off content */

/* --- Gallery grid --- */
.gallery-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); gap:1rem}
.grid-item{position:relative; overflow:hidden; background:#111; border:1px solid var(--border); aspect-ratio:16/9; /* stop layout jump */}
.grid-item img,.grid-item video{width:100%; height:100%; object-fit:cover; display:block}

/* reveals */
.gallery-grid .grid-item,.clips-grid .grid-item{opacity:0; transform:translateY(40px); transition:opacity .6s ease, transform .6s ease; will-change:auto}
.gallery-grid .grid-item.visible,.clips-grid .grid-item.visible{opacity:1; transform:none}

/* --- Clips grid --- */
.clips-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:1.2rem}
.clips-grid .grid-item{content-visibility:auto; contain-intrinsic-size:180px 320px; contain:layout paint}
.clip{width:100%; height:100%; object-fit:cover; background:#000;}

/* captions */
.clip-caption{
  margin-top:.55rem; font-family:'VCR OSD Mono',monospace;
  font-size:clamp(.88rem,1.1vw + .2rem,.98rem); letter-spacing:.06em;
  text-transform:uppercase; color:var(--text); opacity:.92; text-align:center;
  max-width:100%; white-space:normal; overflow-wrap:anywhere; word-break:break-word;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; line-height:1.15
}
.grid-item{position:relative}
.clip-caption.cap-top{
  position:absolute; left:10px; top:10px; margin:0; padding:4px 8px; border-radius:4px;
  border:1px solid var(--border); background:rgba(0,0,0,.60);
  max-width:calc(100% - 20px);
  white-space:normal; overflow-wrap:anywhere; word-break:break-word;
  /* backdrop-filter is costly on phones; only where supported and non-touch */
}
@media (hover:hover){
  .clip-caption.cap-top{
    backdrop-filter:blur(2px); -webkit-backdrop-filter:blur(2px);
  }
}

/* --- Dock nav --- */
.dock{
  position:fixed; bottom:16px; left:50%; transform:translateX(-50%); display:flex; gap:10px;
  background:rgba(18,18,18,.85); border:1px solid var(--border); border-radius:12px;
  padding:8px 10px; padding-left:calc(10px + env(safe-area-inset-left,0px)); padding-right:calc(10px + env(safe-area-inset-right,0px));
  padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));
  backdrop-filter:blur(6px); z-index:10; line-height:0
}
.dock-item{display:inline-flex; align-items:center; justify-content:center; font-size:1.2rem; padding:.45rem .6rem; border-radius:10px; text-decoration:none; color:var(--text); border:1px solid transparent}
.dock-item.active{background:#e6e6e6; color:#0a0a0a; border-color:var(--border)}
@media (hover:hover){
  .dock-item:hover:not(.active){background:var(--accent1); color:#0a0a0a}
}

/* --- Dock icon images --- */
.dock-item .dock-icon{width:26px; height:26px; display:block; object-fit:contain; image-rendering:pixelated; transition:transform .18s cubic-bezier(.2,.8,.2,1), filter .2s ease}
@media (max-width:768px){ .dock-item .dock-icon{width:24px; height:24px} }
@media (hover:hover){
  .dock-item:hover .dock-icon,.dock-item:focus-visible .dock-icon{
    transform:translateY(-2px) scale(1.12); filter:drop-shadow(0 0 6px rgba(255,215,0,.45))
  }
}

/* --- Lightbox --- */
.lightbox{position:fixed; inset:0; background:rgba(0,0,0,.85); display:none; align-items:center; justify-content:center; z-index:20}
.lightbox.open{display:flex}
.lightbox img{max-width:90vw; max-height:90vh; border:1px solid var(--border); box-shadow:var(--shadow)}
.lightbox .close,.lightbox .prev,.lightbox .next{
  position:absolute; background:#0f0f0f; color:var(--text); border:1px solid var(--border);
  border-radius:10px; padding:.5rem .7rem; cursor:pointer
}
.lightbox .close{top:20px; right:20px}
.lightbox .prev{left:20px; top:50%; transform:translateY(-50%)}
.lightbox .next{right:20px; top:50%; transform:translateY(-50%)}

/* --- Page transitions & motion safety --- */
.fade-in{opacity:0; animation:fadeIn .6s ease forwards}
.fade-out{animation:fadeOut .6s ease forwards}
@keyframes fadeIn{to{opacity:1}}
@keyframes fadeOut{to{opacity:0}}

@media (prefers-reduced-motion: reduce){
  *{animation:none!important; transition:none!important}
  .gallery-grid .grid-item,.clips-grid .grid-item{opacity:1!important; transform:none!important}
}

/* --- Responsive --- */
@media (max-width:768px){
  .app-window{margin:70px 10px 110px}
  .hero{height:56vh}
  .hero-title{font-size:2.2rem}
  .gallery-grid{grid-template-columns:repeat(2,1fr); gap:8px}
  .clips-grid{grid-template-columns:repeat(2,1fr); gap:10px}
}

/* Mobile performance tweaks */
@media (hover:none){
  /* Drop expensive hover transforms/filters on touch to save GPU */
  .grid-item img,.grid-item video{transition:none}
  .dock-item .dock-icon{transition:none}
  .clip-caption.cap-top{-webkit-backdrop-filter:none; backdrop-filter:none}
}

/* Reserve space in gallery cards to prevent CLS on slow phones */
.gallery-grid .grid-item{
  content-visibility:auto;
  contain-intrinsic-size:400px 225px; /* 16:9 placeholder */
  contain:layout paint;
}

/* Keep images cheap to render (no permanent will-change on mobile) */
.gallery-grid img{width:100%; height:100%; object-fit:cover; display:block}