:root{
  --bg:#0f1720;          /* deep slate */
  --ink:#e6eef5;         /* off-white ink */
  --muted:#9bb2c4;       /* muted text */
  --accent:#39c2b5;      /* teal */
  --accent-2:#a588ff;    /* violet */
  --card:#141c27;        /* card bg */
  --chip:#1b2431;
  --line:#223044;
  --success:#30d18b;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:linear-gradient(180deg,#0d141d 0%, var(--bg) 100%);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

.wrap{width:min(1200px,92%);margin-inline:auto}
a{color:inherit;text-decoration:none}

.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(13,20,29,0.75);backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{display:flex;gap:10px;align-items:center;color:var(--ink);font-weight:700;letter-spacing:.3px}
.brand svg{color:var(--accent)}
.nav a{margin-left:18px;color:var(--muted)}
.nav a:hover{color:var(--ink)}

.hero{position:relative;overflow:hidden}
.hero-bg{
  position:absolute;inset:-10%;z-index:-1;
  background:
    radial-gradient(800px 400px at 10% 30%, rgba(57,194,181,.25), transparent 60%),
    radial-gradient(600px 350px at 90% 20%, rgba(165,136,255,.20), transparent 60%),
    radial-gradient(700px 450px at 60% 80%, rgba(57,194,181,.15), transparent 60%);
  filter:saturate(130%);
}
.hero-inner{padding:68px 0 36px}
.hero h1{font-size:clamp(28px,4vw,44px);line-height:1.1;margin:0 0 10px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.sub{color:var(--muted);margin:0 0 20px}

.quick-search{display:flex;gap:10px;align-items:center}
.quick-search input{
  flex:1;padding:14px 16px;border-radius:12px;border:1px solid var(--line);
  background:#0e1520;color:var(--ink);outline:none;
}
.quick-search input::placeholder{color:#8094a8}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  color:#0b1220;border:none;border-radius:12px;padding:12px 16px;font-weight:700;cursor:pointer;
}
.btn.small{padding:8px 12px;border-radius:10px;font-weight:600}
.btn.outline{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost{background:transparent;color:var(--muted);border:1px dashed var(--line)}
.btn:active{transform:translateY(1px)}

.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.chip{
  background:var(--chip);color:var(--ink);border:1px solid var(--line);
  padding:8px 12px;border-radius:999px;cursor:pointer;font-weight:600;
}
.chip:hover{border-color:#39516b}

.filters{padding:22px 0 8px}
.filter-row{display:grid;grid-template-columns:repeat(5,1fr) auto;gap:14px;align-items:end}
.filter label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.filter select, .filter input[type="range"]{
  width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--line);
  background:#0e1520;color:var(--ink)
}
.filter.range output{display:inline-block;margin-left:8px;color:var(--muted);font-weight:600}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:26px 0 80px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(105%) contrast(105%)}
.fav{
  position:absolute;top:10px;right:10px;background:#0f1622;border:1px solid var(--line);
  color:#9bb2c4;border-radius:10px;padding:8px;cursor:pointer
}
.fav[aria-pressed="true"]{color:var(--success);border-color:#214a37;background:#0f2019}
.card-body{padding:14px}
.title{margin:0 0 6px;font-size:18px}
.meta{margin:0;color:var(--muted);font-size:13px}
.price{margin:10px 0 10px;font-weight:700}
.tags{display:flex;gap:8px;flex-wrap:wrap}
.tag{font-size:12px;color:var(--muted);background:#0f1622;border:1px solid var(--line);padding:6px 8px;border-radius:999px}
.cta-row{display:flex;gap:10px;margin-top:12px}

.compare-tray{
  position:sticky;bottom:0;z-index:40;background:rgba(14,21,32,.8);
  backdrop-filter:blur(8px) saturate(130%);border-top:1px solid var(--line);
  display:none;
}
.compare-tray.active{display:block}
.tray-inner{display:flex;align-items:center;justify-content:space-between;padding:10px 0}
.tray-list{display:flex;gap:10px;flex-wrap:wrap}
.tray-pill{
  background:#0e1520;border:1px solid var(--line);color:var(--ink);padding:8px 12px;border-radius:999px;
  display:flex;align-items:center;gap:8px;font-size:13px
}
.tray-pill button{background:transparent;border:none;color:var(--muted);cursor:pointer}

.viral{padding:16px 0 46px}
.viral h2{margin:0 0 12px}
.viral-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.viral-card{
  background:linear-gradient(135deg,rgba(57,194,181,.15),rgba(165,136,255,.12));
  border:1px solid var(--line);border-radius:16px;padding:18px;font-weight:700;
  display:flex;align-items:center;justify-content:center;min-height:86px;color:#d9e6f3;
}
.viral-card:hover{outline:1px solid #3a566f}

.faq{padding:20px 0 60px}
.faq details{background:#0f1622;border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:600}

.site-footer{border-top:1px solid var(--line);padding:16px 0 30px;background:#0e1520}
.ftr{display:flex;align-items:center;justify-content:space-between}
.to-top{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--line);border-radius:10px}

@media (max-width: 980px){
  .filter-row{grid-template-columns:1fr 1fr;gap:12px}
  .grid{grid-template-columns:1fr 1fr}
  .viral-grid{grid-template-columns:1fr}
}
@media (max-width: 640px){
  .quick-search{flex-direction:column;align-items:stretch}
  .grid{grid-template-columns:1fr}
}
/* ===== Mobile header fixes (all pages) ===== */
@media (max-width: 1024px){
  /* Sticky, translucent header */
  .site-header{
    position: sticky; top: 0; z-index: 100;
    backdrop-filter: saturate(140%) blur(8px);
    background: rgba(9,16,26,.78);              /* same dark tone, translucent */
    border-bottom: 1px solid rgba(255,255,255,.06);
  }
  .site-header .inner,
  .site-header .container,
  .site-header .nav-row{
    display: flex; align-items: center; gap: 10px;
    flex-wrap: wrap; padding: 10px 12px;
  }

  /* Brand on its own row (left), menu below */
  .site-header .brand{ flex: 1 0 100%; display:flex; align-items:center; gap:10px }
  .site-header .brand img{ height:22px; width:auto; display:block }

  /* Make the nav a horizontal scroll bar */
  .site-header nav,
  .site-header .nav{
    flex: 1 0 100%;
    order: 2;
    overflow-x: auto; overflow-y: hidden;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    padding: 6px 2px 10px;
    mask-image: linear-gradient(90deg, transparent 0, #000 12px, #000 calc(100% - 12px), transparent 100%);
  }
  .site-header nav ul,
  .site-header .nav ul{
    display: inline-flex; gap: 8px; padding: 0; margin: 0; list-style: none;
  }
  .site-header nav a,
  .site-header .nav a{
    display:inline-block;
    padding:10px 12px;
    border:1px solid rgba(255,255,255,.12);
    border-radius:12px;
    color:#e6eef8; text-decoration:none; font-weight:600; font-size:14px;
    background: rgba(255,255,255,.04);
  }
  .site-header nav a:active,
  .site-header .nav a:active{ transform: translateY(1px) }

  /* Hide the scrollbar track (iOS/Android) */
  .site-header nav::-webkit-scrollbar,
  .site-header .nav::-webkit-scrollbar{ height:0 }
}
/* ===== Fix footer and back-to-top button ===== */
footer.site-footer {
  position: relative;
  z-index: 1;
  background: #060b10;
  color: #aaa;
  padding: 40px 16px;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,.06);
}

/* Ensure back-to-top stays fixed bottom-right */
footer .back-to-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: #1ec1a5;
  color: #fff;
  font-size: 22px;
  line-height: 42px;
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
  cursor: pointer;
  z-index: 80;
}
/* AI autolink: internal and external links */
.ai-link-internal {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  color: #38bdf8;
  font-weight: 500;
}

.ai-link-internal:hover {
  color: #0ea5e9;
}

/* external authority links */
.ai-link-external {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  color: #a855f7;
  font-weight: 500;
}

.ai-link-external:hover {
  color: #c084fc;
}

/* tooltip base */
.ai-tip {
  position: relative;
  cursor: help;
  border-bottom: 1px dotted rgba(148, 163, 184, 0.9);
}

/* tooltip bubble */
.ai-tip::after {
  content: attr(data-ai-tip);
  position: absolute;
  left: 0;
  bottom: 125%;
  min-width: 220px;
  max-width: 280px;
  padding: 8px 10px;
  font-size: 12px;
  line-height: 1.4;
  color: #e2e8f0;
  background: rgba(15, 23, 42, 0.96);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.45);
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 0.16s ease, transform 0.16s ease;
  z-index: 40;
}

/* little arrow */
.ai-tip::before {
  content: "";
  position: absolute;
  left: 10px;
  bottom: 115%;
  border-width: 6px;
  border-style: solid;
  border-color: rgba(15, 23, 42, 0.96) transparent transparent transparent;
  opacity: 0;
  transition: opacity 0.16s ease;
}

/* hover / focus */
.ai-tip:hover::after,
.ai-tip:focus-visible::after,
.ai-tip:hover::before,
.ai-tip:focus-visible::before {
  opacity: 1;
  transform: translateY(0);
}
/* CARD WRAPPER */
.op-card {
    display:block;
    background:#111;
    border-radius:14px;
    padding:16px;
    border:1px solid rgba(228,197,144,0.25); /* gold outline */
    transition:0.25s ease;
}

.op-card:hover {
    transform:translateY(-4px);
    box-shadow:0 8px 24px rgba(0,0,0,0.35);
}

/* IMAGE */
.op-card-img img {
    width:100%;
    height:180px;
    object-fit:cover;
    border-radius:12px;
}

/* TITLE */
.op-card-content h3 {
    font-size:18px;
    font-weight:600;
    margin-top:12px;
    margin-bottom:6px;
}

/* META */
.op-meta {
    font-size:12px;
    line-height:1.4;
    opacity:0.75;
    text-transform:uppercase;
    margin-bottom:10px;
}

/* PRICE */
.op-price {
    font-size:15px;
    font-weight:600;
    color:#e4c590; /* Viona gold */
    margin-top:8px;
}

/* ============================
   TOP RANKED GRID FIX
   ============================ */

.rank-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 22px;
    margin-top: 20px;
}

.rank-card {
    background: #0f172a;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
    text-decoration: none;
    color: #fff;
    display: flex;
    flex-direction: column;
}

.rank-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.rank-info {
    padding: 14px 16px;
}

.rank-meta {
    font-size: 13px;
    color: #94a3b8;
    margin-bottom: 6px;
}

.rank-score {
    margin-top: 8px;
    font-size: 18px;
    font-weight: 600;
    color: #38bdf8;
}