/* =========================================================
   Sudo Vision — design tokens
   Background: #0a0a0f / #0d0d13   Surface: #131319 / #1a1a22
   Text: #f2f2f5 (primary) / #8d8d99 (muted)
   Accent: #7c5cff (electric indigo) — used sparingly
   Accent-2: #ffb454 (warm amber) — hover/active only
   Display/mono: JetBrains Mono   Body: Manrope
   ========================================================= */

:root{
  --bg:#0a0a0f;
  --bg-soft:#0d0d13;
  --surface:#131319;
  --surface-2:#191922;
  --border:#232330;
  --text:#f2f2f5;
  --text-muted:#8d8d99;
  --text-dim:#5a5a68;
  --accent:#7c5cff;
  --accent-soft:rgba(124,92,255,.14);
  --accent-2:#ffb454;
  --danger:#ff5c7a;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:9px;
  --mono:'JetBrains Mono', ui-monospace, monospace;
  --sans:'Manrope', system-ui, -apple-system, sans-serif;
  --shadow-lg:0 20px 60px -20px rgba(0,0,0,.6);
  --ease:cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important;}
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%; display:block;}
button{font:inherit; color:inherit;}
a{color:inherit; text-decoration:none;}

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--accent); color:#fff;
  padding:10px 16px; z-index:999; border-radius:0 0 8px 0;
}
.skip-link:focus{left:0;}

:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; border-radius:4px; }

.noise-overlay{
  position:fixed; inset:0; pointer-events:none; z-index:1; opacity:.035; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='90' height='90'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------------- header ---------------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(10,10,15,.78);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:1280px; margin:0 auto;
  display:flex; align-items:center; gap:24px;
  padding:14px 24px;
}
.logo{
  display:inline-flex; align-items:baseline; gap:2px;
  font-family:var(--mono); font-weight:700; font-size:19px; letter-spacing:-.02em;
  white-space:nowrap; flex-shrink:0;
}
.logo-prompt{ color:var(--text-dim); }
.logo-word{ color:var(--text); }
.logo-cursor{
  color:var(--accent); font-weight:400; margin:0 1px;
  animation:blink 1.1s step-end infinite;
}
@keyframes blink{ 50%{ opacity:0; } }

.search-wrap{
  position:relative; flex:1; max-width:560px;
  display:flex; align-items:center;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:12px;
  padding:0 14px;
  transition:border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.search-wrap:focus-within{
  border-color:var(--accent);
  box-shadow:0 0 0 4px var(--accent-soft);
}
.search-prefix{
  font-family:var(--mono); color:var(--accent); font-size:14px; font-weight:600; padding-right:8px;
}
.search-input{
  flex:1; background:transparent; border:none; color:var(--text);
  font-family:var(--mono); font-size:14px; padding:11px 4px; min-width:0;
}
.search-input::placeholder{ color:var(--text-dim); }
.search-input:focus{ outline:none; }
.search-input::-webkit-search-cancel-button{ display:none; }
.search-clear{
  background:none; border:none; color:var(--text-dim); cursor:pointer; padding:4px; font-size:13px;
}
.search-clear:hover{ color:var(--text); }
.search-icon{ color:var(--text-dim); flex-shrink:0; }

.header-actions{ display:flex; gap:8px; flex-shrink:0; }
.action-btn{
  display:flex; align-items:center; gap:7px;
  background:var(--surface); border:1px solid var(--border);
  padding:9px 14px; border-radius:10px; cursor:pointer;
  font-size:13.5px; font-weight:600; color:var(--text-muted);
  transition:all .18s var(--ease);
  position:relative;
}
.action-btn:hover{ color:var(--text); border-color:#33333f; background:var(--surface-2); transform:translateY(-1px); }
.action-btn.is-active{ color:var(--accent); border-color:var(--accent); background:var(--accent-soft); }
#btnFavorites svg{ transition:fill .2s; }
#btnFavorites.has-favs svg{ fill:var(--danger); stroke:var(--danger); }

.menu-toggle{ display:none; }

/* ---------------- hero ---------------- */
.hero{
  max-width:1280px; margin:0 auto;
  padding:76px 24px 44px;
  text-align:center;
  position:relative;
}
.hero-eyebrow{
  font-family:var(--mono); color:var(--accent); font-size:13px; letter-spacing:.02em;
  margin:0 0 18px;
}
.hero-title{
  font-size:clamp(34px, 6vw, 60px);
  line-height:1.08;
  letter-spacing:-.03em;
  margin:0 0 16px;
  font-weight:800;
}
.hero-title .hl{
  background:linear-gradient(100deg, var(--accent), #b9a6ff 60%, var(--accent-2));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero-sub{
  color:var(--text-muted); font-size:16px; max-width:480px; margin:0 auto 8px;
}
.scroll-cue{
  margin-top:32px; background:none; border:1px solid var(--border); color:var(--text-dim);
  width:42px; height:42px; border-radius:50%; cursor:pointer;
  display:inline-flex; align-items:center; justify-content:center;
  animation:float 2.4s ease-in-out infinite;
  transition:color .2s, border-color .2s;
}
.scroll-cue:hover{ color:var(--accent); border-color:var(--accent); }
@keyframes float{ 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(6px);} }

/* ---------------- category chips ---------------- */
.chip-row{
  max-width:1280px; margin:0 auto 8px;
  padding:0 24px 8px;
  display:flex; gap:10px; overflow-x:auto;
  scrollbar-width:none;
}
.chip-row::-webkit-scrollbar{ display:none; }
.chip{
  font-family:var(--mono); font-size:13px; white-space:nowrap; flex-shrink:0;
  padding:8px 16px; border-radius:20px;
  background:var(--surface); border:1px solid var(--border); color:var(--text-muted);
  cursor:pointer; transition:all .18s var(--ease);
}
.chip::before{ content:"#"; color:var(--text-dim); margin-right:2px; }
.chip:hover{ border-color:#33333f; color:var(--text); }
.chip.is-active{ background:var(--accent); border-color:var(--accent); color:#fff; }
.chip.is-active::before{ color:rgba(255,255,255,.7); }

/* ---------------- sections ---------------- */
.section{ max-width:1280px; margin:0 auto; padding:36px 24px; }
.section-head{
  display:flex; align-items:baseline; justify-content:space-between; margin-bottom:20px;
}
.section-head h2{
  font-size:22px; letter-spacing:-.01em; margin:0; font-weight:800;
  display:flex; align-items:center; gap:10px; text-transform:lowercase;
}
.section-head .tag{ color:var(--accent); font-family:var(--mono); }
.view-all{
  background:none; border:none; color:var(--accent); font-weight:600; font-size:14px; cursor:pointer;
  padding:6px 4px;
}
.view-all:hover{ text-decoration:underline; }

.empty-state{ color:var(--text-muted); text-align:center; padding:40px 0; font-family:var(--mono); font-size:14px; }

/* ---------------- grids & cards ---------------- */
.grid{
  columns:2 220px;
  column-gap:16px;
}
@media (min-width:640px){ .grid{ columns:3 240px; } }
@media (min-width:960px){ .grid{ columns:4 260px; } }
@media (min-width:1280px){ .grid--featured{ columns:6 200px; } }

.card{
  break-inside:avoid;
  margin:0 0 16px;
  position:relative;
  border-radius:var(--radius-md);
  overflow:hidden;
  background:var(--surface);
  border:1px solid var(--border);
  cursor:pointer;
  transform:translateZ(0);
  transition:transform .35s var(--ease), border-color .35s var(--ease);
}
.card:hover{ transform:translateY(-4px); border-color:#33333f; }
.card img{
  width:100%; height:auto; display:block;
  background:linear-gradient(135deg, var(--surface), var(--surface-2));
  transition:transform .6s var(--ease);
}
.card:hover img{ transform:scale(1.045); }

.card-overlay{
  position:absolute; inset:0;
  background:linear-gradient(0deg, rgba(0,0,0,.82) 0%, rgba(0,0,0,.15) 45%, transparent 65%);
  opacity:0; transition:opacity .28s var(--ease);
  display:flex; flex-direction:column; justify-content:flex-end;
  padding:14px;
}
.card:hover .card-overlay, .card:focus-within .card-overlay{ opacity:1; }
.card-cat{
  font-family:var(--mono); font-size:11px; color:var(--accent-2); margin:0 0 4px; text-transform:lowercase;
}
.card-title{
  font-size:14px; font-weight:700; margin:0 0 10px; color:#fff;
}
.card-actions{ display:flex; gap:8px; }
.card-icon-btn{
  width:32px; height:32px; border-radius:8px;
  background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center;
  color:#fff; cursor:pointer; transition:background .2s, transform .15s;
}
.card-icon-btn:hover{ background:rgba(255,255,255,.24); transform:scale(1.06); }
.card-icon-btn.is-fav{ color:var(--danger); }
.card-icon-btn.is-fav svg{ fill:var(--danger); stroke:var(--danger); }
.card-icon-btn.is-fav-toggle-active{ background:rgba(255,92,122,.25); border-color:var(--danger); }

.card-skel{
  aspect-ratio:var(--ar, 3/4);
  background:linear-gradient(100deg, var(--surface) 30%, var(--surface-2) 50%, var(--surface) 70%);
  background-size:200% 100%;
  animation:shimmer 1.6s infinite;
}
@keyframes shimmer{ 0%{ background-position:200% 0;} 100%{ background-position:-200% 0;} }

.sentinel{ height:1px; }
.loader{ display:flex; justify-content:center; gap:6px; padding:30px 0; }
.loader span{
  width:8px; height:8px; border-radius:50%; background:var(--accent);
  animation:bounce 1.2s infinite ease-in-out;
}
.loader span:nth-child(2){ animation-delay:.15s; }
.loader span:nth-child(3){ animation-delay:.3s; }
@keyframes bounce{ 0%,80%,100%{ transform:scale(.6); opacity:.4;} 40%{ transform:scale(1); opacity:1;} }

/* ---------------- lightbox ---------------- */
.lightbox{ position:fixed; inset:0; z-index:200; display:flex; align-items:center; justify-content:center; }
.lightbox[hidden]{ display:none; }
.lightbox-backdrop{
  position:absolute; inset:0; background:rgba(6,6,9,.92); backdrop-filter:blur(6px);
}
.lightbox-inner{
  position:relative; z-index:2; width:min(920px, 94vw); max-height:92vh;
  display:flex; flex-direction:column;
  animation:pop .28s var(--ease);
}
@keyframes pop{ from{ opacity:0; transform:scale(.96) translateY(10px);} to{ opacity:1; transform:none;} }
.lb-image-wrap{
  position:relative; border-radius:16px; overflow:hidden; background:var(--surface);
  display:flex; align-items:center; justify-content:center;
  max-height:70vh;
}
.lb-image-wrap img{ max-height:70vh; width:auto; margin:0 auto; object-fit:contain; }
.lb-spinner{
  position:absolute; width:34px; height:34px; border-radius:50%;
  border:3px solid var(--border); border-top-color:var(--accent);
  animation:spin .8s linear infinite; display:none;
}
.lb-spinner.is-active{ display:block; }
@keyframes spin{ to{ transform:rotate(360deg); } }
.lb-close{
  position:absolute; top:-46px; right:0; background:none; border:none; color:var(--text-muted);
  font-size:20px; cursor:pointer; padding:8px; z-index:3;
}
.lb-close:hover{ color:#fff; }
.lb-nav{
  position:absolute; top:50%; transform:translateY(-50%);
  background:rgba(10,10,15,.6); border:1px solid var(--border); color:#fff;
  width:44px; height:44px; border-radius:50%; font-size:22px; cursor:pointer; z-index:3;
  display:flex; align-items:center; justify-content:center;
}
.lb-nav:hover{ background:var(--accent); border-color:var(--accent); }
.lb-prev{ left:-8px; }
.lb-next{ right:-8px; }
@media (max-width:720px){ .lb-prev{ left:4px; } .lb-next{ right:4px; } }

.lb-meta{
  display:flex; align-items:flex-start; justify-content:space-between; gap:16px;
  padding:18px 4px 0;
}
.lb-meta-text h3{ margin:0 0 4px; font-size:17px; }
.lb-meta-text p{ margin:0; color:var(--text-muted); font-family:var(--mono); font-size:12.5px; }
.lb-meta-actions{ display:flex; gap:10px; flex-shrink:0; }
.lb-btn{
  display:flex; align-items:center; gap:8px; padding:10px 16px; border-radius:10px;
  background:var(--surface); border:1px solid var(--border); cursor:pointer; font-weight:600; font-size:14px;
}
.lb-btn:hover{ border-color:#33333f; }
.lb-btn--primary{ background:var(--accent); border-color:var(--accent); color:#fff; }
.lb-btn--primary:hover{ background:#6b4cf0; }
.lb-btn--primary:disabled{ opacity:.6; cursor:progress; }
#lbFav.is-fav{ color:var(--danger); border-color:var(--danger); background:rgba(255,92,122,.1); }
#lbFav.is-fav svg{ fill:var(--danger); stroke:var(--danger); }

/* ---------------- toast ---------------- */
.toast{
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%) translateY(20px);
  background:var(--surface-2); border:1px solid var(--border); color:var(--text);
  padding:12px 20px; border-radius:12px; font-size:14px; font-weight:600;
  opacity:0; pointer-events:none; transition:all .3s var(--ease); z-index:300;
  box-shadow:var(--shadow-lg);
  display:flex; align-items:center; gap:8px;
}
.toast.is-visible{ opacity:1; transform:translateX(-50%) translateY(0); }

/* ---------------- footer ---------------- */
.site-footer{ border-top:1px solid var(--border); margin-top:60px; }
.footer-inner{
  max-width:1280px; margin:0 auto; padding:44px 24px 60px;
  display:flex; flex-direction:column; align-items:center; gap:18px; text-align:center;
}
.footer-nav{ display:flex; flex-wrap:wrap; justify-content:center; gap:22px; }
.footer-nav a{ color:var(--text-muted); font-size:14px; }
.footer-nav a:hover{ color:var(--text); }
.footer-copy{ color:var(--text-dim); font-size:13px; font-family:var(--mono); margin:0; }

/* ---------------- responsive ---------------- */
@media (max-width:720px){
  .header-inner{ flex-wrap:wrap; padding:12px 16px; }
  .search-wrap{ order:3; max-width:100%; flex-basis:100%; }
  .header-actions .action-btn span:not(#favCount){ display:none; }
  .action-btn{ padding:9px 10px; }
  .hero{ padding:52px 20px 32px; }
  .section{ padding:26px 16px; }
}