/* ZHH IMAGE & WALLPAPER SEARCH ENGINE - premium dark theme */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
:root{
  --bg:#07070b;
  --bg-2:#0d0d14;
  --surface:#11111a;
  --surface-2:#171723;
  --border:rgba(255,255,255,.08);
  --text:#f4f4f7;
  --muted:#9aa0b4;
  --primary:#7c3aed;
  --primary-2:#06b6d4;
  --accent:#f43f5e;
  --grad:linear-gradient(135deg,#7c3aed 0%,#06b6d4 100%);
  --grad-soft:linear-gradient(135deg,rgba(124,58,237,.18),rgba(6,182,212,.18));
  --shadow:0 20px 60px -20px rgba(124,58,237,.4);
  --radius:16px;
}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;letter-spacing:-.02em;margin:0}
a{color:inherit;text-decoration:none}
.container{max-width:1280px;margin:0 auto;padding:0 24px}
.muted{color:var(--muted)}
.small{font-size:.85rem}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* NAV */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(16px);background:rgba(7,7,11,.75);border-bottom:1px solid var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 24px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;background:var(--grad);font-weight:800;font-family:'Space Grotesk';color:#fff;font-size:14px;letter-spacing:.5px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-family:'Space Grotesk';font-size:1.05rem}
.brand-text small{color:var(--muted);font-size:.7rem;text-transform:uppercase;letter-spacing:.1em}
.nav-links{display:flex;gap:6px}
.nav-link{padding:8px 14px;border-radius:999px;font-size:.9rem;color:var(--muted);transition:all .2s}
.nav-link:hover{color:var(--text);background:var(--surface)}
.nav-link.active{color:#fff;background:var(--surface-2)}
.wa-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:999px;background:#25D366;color:#062b14;font-weight:600;font-size:.85rem;transition:transform .15s,box-shadow .2s;box-shadow:0 6px 20px -6px rgba(37,211,102,.6)}
.wa-btn:hover{transform:translateY(-1px);box-shadow:0 10px 28px -6px rgba(37,211,102,.7)}
.wa-btn.solid{margin-top:18px}

@media(max-width:820px){
  .nav-links{display:none}
  .wa-btn{padding:8px 12px;font-size:.78rem}
}

/* HERO */
.hero{position:relative;overflow:hidden;padding:80px 0 50px;isolation:isolate}
.hero-bg{position:absolute;inset:-40px;z-index:-1;background:
  radial-gradient(60% 60% at 20% 20%,rgba(124,58,237,.45),transparent 60%),
  radial-gradient(50% 50% at 80% 30%,rgba(6,182,212,.35),transparent 60%),
  radial-gradient(40% 40% at 50% 100%,rgba(244,63,94,.3),transparent 60%);
  filter:blur(60px);
  pointer-events:none;
}
.hero-inner{position:relative;text-align:center;max-width:880px}
.kicker{display:inline-block;padding:6px 14px;border:1px solid var(--border);border-radius:999px;font-size:.75rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);background:rgba(255,255,255,.02)}
.hero-title{font-size:clamp(2.2rem,5.5vw,4.2rem);font-weight:700;margin:18px 0 14px;line-height:1.05}
.hero-sub{color:var(--muted);font-size:1.05rem;max-width:620px;margin:0 auto 32px}

.search{display:grid;grid-template-columns:1fr 140px 130px;gap:8px;background:var(--surface);border:1px solid var(--border);padding:8px;border-radius:18px;box-shadow:var(--shadow);max-width:760px;margin:0 auto}
.search input,.search select{background:transparent;border:0;outline:0;color:var(--text);font:inherit;padding:14px 16px;font-size:1rem}
.search select{color:var(--muted);cursor:pointer;background:var(--surface-2);border-radius:12px}
.search button{background:var(--grad);color:#fff;border:0;border-radius:12px;padding:0 22px;font-weight:600;cursor:pointer;font-size:.95rem;transition:transform .15s,filter .2s}
.search button:hover{transform:translateY(-1px);filter:brightness(1.1)}
@media(max-width:640px){.search{grid-template-columns:1fr;gap:6px}}

.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:24px}
.chip{padding:8px 14px;background:var(--surface);border:1px solid var(--border);border-radius:999px;color:var(--muted);font-size:.82rem;cursor:pointer;transition:all .2s;font-family:inherit}
.chip:hover{color:#fff;background:var(--surface-2);border-color:rgba(124,58,237,.5)}

/* SECTION HEAD */
.section-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin:50px 0 22px}
.section-head h2{font-size:1.6rem}
.tabs{display:inline-flex;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:4px}
.tab{background:transparent;border:0;color:var(--muted);padding:8px 18px;font:inherit;font-size:.85rem;border-radius:999px;cursor:pointer;transition:all .2s}
.tab.active{background:var(--grad);color:#fff;font-weight:600}

.status{text-align:center;color:var(--muted);padding:30px 0;font-size:.95rem}

/* GRID - masonry-ish */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.card{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--surface);border:1px solid var(--border);cursor:pointer;aspect-ratio:1/1;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -20px rgba(0,0,0,.6),0 0 0 1px rgba(124,58,237,.4)}
.card img,.card video{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s}
.card:hover img{transform:scale(1.06)}
.card-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.85) 0%,transparent 50%);opacity:0;transition:opacity .25s;display:flex;align-items:flex-end;padding:14px}
.card:hover .card-overlay{opacity:1}
.card-meta{display:flex;justify-content:space-between;align-items:center;width:100%;font-size:.78rem;color:#e5e5ec}
.tag-live{position:absolute;top:10px;left:10px;background:var(--accent);color:#fff;font-size:.65rem;letter-spacing:.1em;font-weight:700;padding:4px 8px;border-radius:6px;text-transform:uppercase}

/* tall variants for masonry feel */
.card.tall{aspect-ratio:3/4}
.card.wide{aspect-ratio:4/3}

.more-wrap{display:flex;justify-content:center;padding:40px 0 20px}
.more-btn{padding:14px 36px;border-radius:999px;background:var(--surface);border:1px solid var(--border);color:#fff;font:inherit;font-weight:600;cursor:pointer;transition:all .2s}
.more-btn:hover{background:var(--grad);border-color:transparent;transform:translateY(-2px)}

/* ABOUT */
.about{margin-top:60px;padding:80px 0;background:linear-gradient(180deg,transparent,rgba(124,58,237,.06))}
.about-inner{display:grid;grid-template-columns:2fr 1fr;gap:40px;align-items:center}
.about h3{font-size:2rem;margin-bottom:14px}
.about p{color:var(--muted);line-height:1.7;max-width:560px}
.about-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:28px;background-image:var(--grad-soft)}
.about-card h4{font-size:1.4rem;margin:8px 0}
.badge{display:inline-block;font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;color:var(--primary-2);background:rgba(6,182,212,.1);padding:4px 10px;border-radius:6px}
@media(max-width:780px){.about-inner{grid-template-columns:1fr}}

/* FOOTER */
.footer{border-top:1px solid var(--border);padding:30px 0;text-align:center;background:var(--bg-2)}
.footer p{margin:4px 0}

/* MODAL */
.modal[hidden]{display:none!important}
.modal{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.85);backdrop-filter:blur(8px)}
.modal-card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:20px;max-width:1100px;width:100%;max-height:92vh;overflow:hidden;display:grid;grid-template-columns:1.4fr 1fr;box-shadow:0 40px 80px -20px rgba(0,0,0,.8)}
.modal-close{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;border:0;cursor:pointer;font-size:1.5rem;line-height:1;z-index:2;transition:background .2s}
.modal-close:hover{background:var(--accent)}
.modal-media{background:#000;display:flex;align-items:center;justify-content:center;max-height:92vh;overflow:hidden}
.modal-media img,.modal-media video{max-width:100%;max-height:92vh;object-fit:contain;display:block}
.modal-info{padding:28px;overflow-y:auto;display:flex;flex-direction:column;gap:20px}
.modal-info h3{font-size:1.3rem}
.downloads{display:flex;flex-direction:column;gap:10px}
.dl-btn{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--surface-2);border:1px solid var(--border);border-radius:12px;color:#fff;font:inherit;font-size:.9rem;cursor:pointer;transition:all .2s;text-decoration:none}
.dl-btn:hover{border-color:var(--primary);background:rgba(124,58,237,.15);transform:translateX(2px)}
.dl-btn .res{color:var(--muted);font-size:.78rem}
.dl-btn.primary{background:var(--grad);border:0;font-weight:600}
.dl-btn.primary .res{color:rgba(255,255,255,.8)}

@media(max-width:780px){
  .modal-card{grid-template-columns:1fr;max-height:95vh;overflow-y:auto}
  .modal-media{max-height:50vh}
}

/* loading skeleton */
.skeleton{background:linear-gradient(90deg,var(--surface) 0%,var(--surface-2) 50%,var(--surface) 100%);background-size:200% 100%;animation:shine 1.4s infinite;aspect-ratio:1/1;border-radius:var(--radius)}
@keyframes shine{0%{background-position:200% 0}100%{background-position:-200% 0}}