*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
img{max-width:100%;display:block}
button{font:inherit}

:root{
  --bg:#f7f8fc;
  --bg-accent:#ffffff;
  --text:#0e1327;
  --muted:#556080b3;
  --line:#e5e8f5;
  --surface:#ffffff;
  --brand:#1b4bff;
  --shadow:0 10px 30px rgba(24,39,75,.08);
}

@media (prefers-color-scheme: dark){
  :root{
    --bg:#020617;
    --bg-accent:
      radial-gradient(900px 600px at 10% -10%, #0f172a 0%, transparent 60%),
      radial-gradient(900px 600px at 120% 120%, #020617 0%, transparent 60%),
      #020617;
    --text:#e5ecff;
    --muted:#9fa8dbaa;
    --line:rgba(148,163,255,.24);
    --surface:linear-gradient(180deg,#0b1120 0%, #020617 100%);
    --shadow:0 30px 80px rgba(15,23,42,.9);
  }

  .logo{
    border-color:rgba(148,163,255,.55);
    box-shadow:0 0 0 1px rgba(15,23,42,.9),0 0 18px rgba(59,130,246,.55);
    background:#020617;
  }

  header .glass{
    background: color-mix(in oklab, #020617 88%, transparent);
    box-shadow: 0 1px 0 rgba(15,23,42,.9);
  }
}

[data-theme="light"]{
  --bg:#f7f8fc;
  --bg-accent:#ffffff;
  --text:#0e1327;
  --muted:#556080b3;
  --line:#e5e8f5;
  --surface:#ffffff;
  --shadow:0 10px 30px rgba(24,39,75,.08);
}
[data-theme="dark"]{
  --bg:#020617;
  --bg-accent:
    radial-gradient(900px 600px at 10% -10%, #0f172a 0%, transparent 60%),
    radial-gradient(900px 600px at 120% 120%, #020617 0%, transparent 60%),
    #020617;
  --text:#e5ecff;
  --muted:#9fa8dbaa;
  --line:rgba(148,163,255,.24);
  --surface:linear-gradient(180deg,#0b1120 0%, #020617 100%);
  --shadow:0 30px 80px rgba(15,23,42,.9);
}
[data-theme="dark"] .logo{
  border-color:rgba(148,163,255,.55);
  box-shadow:0 0 0 1px rgba(15,23,42,.9),0 0 18px rgba(59,130,246,.55);
  background:#020617;
}

[data-theme="light"] .logo{
  border:none;
  box-shadow:none;
  background:transparent;
}


body{
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;
  color:var(--text);
  background:var(--bg-accent);
  min-height:100dvh;
}
.container{max-width:1200px;margin:0 auto;padding:16px clamp(16px,3.5vw,28px)}


header{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line)}
header .glass{
  background: color-mix(in oklab, var(--bg) 38%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 1px 0 rgba(255,255,255,.6) inset;
}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.logo{
  width: clamp(44px, 5vw, 56px);
  height: clamp(44px, 5vw, 56px);
  aspect-ratio: 1/1;
  border-radius: 12px;
  border:1px solid color-mix(in oklab, var(--line) 80%, transparent);
  object-fit: cover;
  box-shadow: 0 1px 0 rgba(255,255,255,.7) inset;
}
.controls{display:flex;gap:8px}
.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);padding:6px 10px;border-radius:999px;background:color-mix(in oklab, var(--bg) 90%, transparent)}
.chip button{border:0;background:transparent;padding:6px 8px;border-radius:8px;cursor:pointer;font-weight:700;color:var(--muted)}
.chip button.active{color:var(--text);background:color-mix(in oklab, var(--bg) 70%, transparent)}
.tbtn{border:1px solid var(--line);background:color-mix(in oklab, var(--bg) 85%, transparent);padding:8px 10px;border-radius:12px;cursor:pointer}


.brand-banner{
  margin:14px 0 22px;
  border:1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  aspect-ratio: 7/2;
  min-height: clamp(180px, 26vw, 280px);
  background: center/cover no-repeat url('/assets/sashkinapps2.png'), var(--surface);
}
.brand-banner::after{
  content:"";
  position:absolute; inset:0;
  background:
    linear-gradient(90deg,color-mix(in oklab, var(--bg) 70%, transparent) 0%, transparent 55%),
    radial-gradient(60% 120% at 10% 0%, rgba(255,255,255,.15), transparent 60%);
  pointer-events: none;
}
@media (max-width:740px){
  .brand-banner{
    aspect-ratio: auto;
    height: clamp(120px, 38vw, 160px);
    border-radius: 16px;
    margin:10px 0 16px;
    background-position: left 12% center;
    background-size: cover;
  }
  .brand-banner::after{
    background:
      linear-gradient(90deg,color-mix(in oklab, var(--bg) 65%, transparent) 0%, transparent 45%);
  }
}


.hero{
  margin:0 0 22px;
  padding:18px clamp(14px,3vw,22px);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
}
.hero, .card, footer, .panel{
  background: color-mix(in oklab, var(--bg) 20%, transparent);
  backdrop-filter: blur(8px) saturate(120%);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
  box-shadow: var(--shadow);
}
.hero h1{margin:0 0 6px;font-size:clamp(24px, 5.5vw, 40px);letter-spacing:.2px}
.hero p{margin:8px 0 0;color:var(--muted);font-size:clamp(14px, 3.5vw, 16px)}

.row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}
.grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:14px;
  margin-top:14px;
}

.card{
  display:flex;
  flex-direction:column;
  gap:12px;
  border:1px solid var(--line);
  border-radius:18px;
  padding:14px;
  min-height:220px;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover{
  transform:translateY(-4px) scale(1.01);
  box-shadow:0 14px 40px rgba(24,39,75,.18);
  border-color: color-mix(in oklab, var(--brand) 30%, var(--line));
}
@media (prefers-reduced-motion: reduce){
  .card{transition:none}
  .card:hover{transform:none}
}

.app-head{display:flex;gap:12px;align-items:center}
.app-meta{flex:1;min-width:0}
.icon{
  width:72px;
  height:72px;
  border-radius:14px;
  border:1px solid var(--line);
  object-fit:cover;
  background:color-mix(in oklab, var(--bg) 85%, transparent);
}
.icon-large{
  width:96px;
  height:96px;
  border-radius:20px;
}
.title{font-size:18px;margin:0}
.title-link{
  color:inherit;
  text-decoration:none;
}
.title-link:hover{
  text-decoration:underline;
}
.meta-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.badge{
  font-size:12px;
  color:color-mix(in oklab, var(--muted) 92%, transparent);
  border:1px solid var(--line);
  padding:2px 8px;
  border-radius:999px;
}
.pill{
  font-size:11px;
  padding:2px 8px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:600;
}
.pill-new{
  background:rgba(34,197,94,.12);
  color:#22c55e;
  border-color:rgba(34,197,94,.5);
}
[data-theme="dark"] .pill-new{
  background:rgba(34,197,94,.18);
  border-color:rgba(34,197,94,.7);
  color:#4ade80;
}
.category{
  margin-top:4px;
  font-size:13px;
  color:var(--muted);
}
.desc{
  color:color-mix(in oklab, var(--text) 80%, transparent);
  line-height:1.6;
  margin:0;
}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto}


.btn{
  --b:var(--brand);
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid color-mix(in oklab, var(--b) 35%, var(--line));
  padding:10px 14px;
  border-radius:999px;
  font-weight:700;
  font-size:14px;
  transition:transform .12s ease, border-color .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover{
  border-color:var(--brand);
  transform: translateY(-1px);
  box-shadow:0 8px 24px rgba(24,39,75,.18);
  background:color-mix(in oklab, var(--bg) 75%, transparent);
}
.btn-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
.btn-ghost{
  background:transparent;
}


.panel{
  margin-top:22px;
  padding:18px clamp(14px,3vw,22px);
  border-radius:16px;
  border:1px solid var(--line);
}
.about-list{
  margin:10px 0 0;
  padding-left:18px;
  color:var(--muted);
  font-size:14px;
}
.about-list li+li{margin-top:4px}


.faq-items details{
  border:1px solid var(--line);
  border-radius:12px;
  padding:10px 12px;
  margin-top:8px;
  background:color-mix(in oklab,var(--bg) 18%, transparent);
}
.faq-items summary{
  cursor:pointer;
  font-weight:600;
  list-style:none;
}
.faq-items summary::-webkit-details-marker{display:none}
.faq-items p{
  margin:8px 0 0;
  color:var(--muted);
  font-size:14px;
}


footer{
  margin:22px 0 10px;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:14px;
  color:var(--muted);
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px;
}
footer a{text-decoration:none;color:inherit}
footer a:hover{text-decoration:underline}


.app-hero{
  margin-top:18px;
}
.app-hero-head{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
}
.app-hero-meta{
  display:flex;
  flex-direction:column;
  gap:4px;
}
.app-hero-title{
  margin:0;
  font-size:clamp(22px,4.2vw,32px);
}
.app-hero-short{
  margin:14px 0 0;
  color:var(--muted);
}
.app-hero-actions{
  margin-top:16px;
}


.app-tabs{
  margin-top:18px;
}
.tablist{
  display:flex;
  gap:8px;
  border-bottom:1px solid var(--line);
  margin-bottom:12px;
  overflow-x:auto;
}
.tab-btn{
  border:0;
  background:transparent;
  padding:8px 12px;
  border-radius:999px;
  cursor:pointer;
  font-weight:600;
  font-size:14px;
  color:var(--muted);
}
.tab-btn.active{
  color:var(--text);
  background:color-mix(in oklab,var(--bg) 70%, transparent);
}
.tab-panels{
  margin-top:4px;
}
.tab-panel{
  margin-top:4px;
}
.tab-title{
  margin:0 0 8px;
  font-size:16px;
}
.features-list{
  margin:0;
  padding-left:18px;
  color:var(--muted);
  font-size:14px;
}
.features-list li+li{margin-top:4px}
.info-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,2fr);
  gap:6px 16px;
  font-size:14px;
  color:var(--muted);
}
.info-grid dt{
  font-weight:600;
}
.info-grid dd{
  margin:0;
}


.app-back{
  margin-top:16px;
  display:flex;
  justify-content:flex-start;
}


.app-back .btn{
  width:100%;
  justify-content:center;
}


.app-back .btn-ghost{
  background:color-mix(in oklab, var(--bg) 86%, transparent);
}


[data-theme="dark"] .app-back .btn-ghost{
  background:rgba(15,23,42,.9);
  border-color:rgba(59,130,246,.8);
  color:#e5ecff;
}


.app-back .btn-ghost:hover{
  transform:translateY(-1px);
  box-shadow:0 8px 24px rgba(24,39,75,.18);
  border-color:var(--brand);
  background:color-mix(in oklab, var(--bg) 74%, transparent);
}


.shots-strip{
  margin-top:8px;
  display:flex;
  gap:8px;
  overflow-x:auto;
  padding-bottom:4px;
}
.shot-thumb{
  border:0;
  padding:0;
  cursor:pointer;
  background:transparent;
  flex:0 0 auto;
  border-radius:18px;
  overflow:hidden;
  box-shadow:0 4px 16px rgba(15,23,42,.18);
}

.shot-thumb img {
    width: 130px;
    aspect-ratio: 9/19;
    object-fit: cover;
}


@media (min-width: 768px) {
  .shot-thumb img {
      width: 180px;
  }
}


@media (min-width: 1200px) {
  .shot-thumb img {
      width: 220px;
  }
}
.app-gallery-panel{
  margin-top:18px;
}
.app-gallery{
  margin-top:10px;
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding-bottom:4px;
}
.app-gallery .app-shot img{
  width:180px;
  aspect-ratio:9/19;
  object-fit:cover;
}
.screens-note{
  margin:4px 0 0;
  font-size:12px;
  color:var(--muted);
}


.lightbox{
  position:fixed;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:50;
}
.lightbox[hidden]{display:none}
.lightbox-backdrop{
  position:absolute;
  inset:0;
  background:rgba(15,23,42,.75);
}
.lightbox-inner{
  position:relative;
  max-width:min(1000px, 96vw);
  max-height:90vh;
  border-radius:18px;
  overflow:hidden;
  background:#020617;
  padding:10px;
  box-shadow:0 30px 90px rgba(0,0,0,.8);
}
.lightbox img{
  max-width:100%;
  max-height:80vh;
  border-radius:12px;
}
.lightbox-close{
  position:absolute;
  top:8px;
  right:8px;
  border:0;
  background:rgba(15,23,42,.8);
  color:#e5e7eb;
  border-radius:999px;
  width:32px;
  height:32px;
  cursor:pointer;
}
.lightbox-nav{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  border:0;
  background:rgba(15,23,42,.8);
  color:#e5e7eb;
  border-radius:999px;
  width:36px;
  height:36px;
  cursor:pointer;
}
.lightbox-prev{left:8px}
.lightbox-next{right:8px}


:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:2px;
  border-radius:8px;
}