:root{
  --navy:#001933;
  --navy-2:#062b4d;
  --teal:#007d89;
  --teal-2:#0399a8;
  --red:#c80008;
  --ink:#0d1b2a;
  --paper:#f6f8fb;
  --card:#ffffff;
  --muted:#5b6b7d;
  --line:#e4e9f0;
  --shadow:0 1px 2px rgba(0,25,51,.06),0 8px 24px rgba(0,25,51,.08);
  --radius:16px;
  --maxw:1180px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--paper);color:var(--ink);
  -webkit-font-smoothing:antialiased;line-height:1.45;
  padding-bottom:96px;
  overscroll-behavior-y:contain; /* take over native pull-to-refresh */
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}

/* top bar */
.topbar{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 16px;padding-top:max(12px,env(safe-area-inset-top));
  background:var(--navy);color:#fff;box-shadow:0 2px 12px rgba(0,25,51,.25);
}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{border-radius:8px;background:#fff;padding:3px}
.brand-text{font-size:18px;letter-spacing:.2px}
.brand-text b{color:#fff}
.topbar-actions{display:flex;align-items:center;gap:14px}
.contact-link{color:#fff;font-weight:600;font-size:14px;cursor:pointer;white-space:nowrap;opacity:.92}
.contact-link:hover{opacity:1;text-decoration:underline}
.install-btn{
  background:var(--teal);color:#fff;border:0;border-radius:999px;
  padding:8px 14px;font-weight:600;font-size:13px;cursor:pointer;
}
.install-btn:hover{background:var(--teal-2)}

/* category pills */
.cats{
  position:sticky;top:60px;z-index:20;
  display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;
  padding:12px 16px;background:var(--paper);
  box-shadow:inset 0 -1px 0 var(--line);
}
.cats::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:8px 16px;border-radius:999px;font-weight:600;font-size:14px;cursor:pointer;
  white-space:nowrap;transition:all .15s;
}
.pill:hover{border-color:var(--teal)}
.pill.active{background:var(--navy);color:#fff;border-color:var(--navy)}

/* layout */
.view{max-width:var(--maxw);margin:0 auto;padding:18px 16px}

/* grid */
.grid{
  display:grid;gap:18px;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);cursor:pointer;
  transition:transform .15s,box-shadow .15s;display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-3px);box-shadow:0 6px 14px rgba(0,25,51,.12),0 18px 40px rgba(0,25,51,.14)}

/* 2x2 mosaic */
.mosaic{position:relative;aspect-ratio:1/1;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;background:var(--navy)}
.tile{position:relative;overflow:hidden;background:var(--navy-2)}
/* progressive load: image fades in over the tile's colored placeholder once fetched */
.tile img{width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .35s ease,transform .2s}
.tile img.loaded{opacity:1}
a.tile{cursor:pointer}
a.tile:hover img{transform:scale(1.05)}
a.tile:hover .tlabel{text-decoration:underline}
.tile .tlabel{
  position:absolute;left:0;right:0;bottom:0;
  font-size:10px;font-weight:600;color:#fff;padding:3px 6px;
  background:linear-gradient(transparent,rgba(0,12,28,.78));
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.tile.fallback{display:flex;align-items:center;justify-content:center;text-align:center}
.tile.fallback span{font-size:12px;font-weight:700;color:#fff;padding:6px;opacity:.92}
.mosaic .cat-chip{position:absolute;top:8px;left:8px}

.cat-chip{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.3px;
  color:#fff;background:var(--teal);padding:3px 9px;border-radius:999px;text-transform:uppercase;
}
.cat-chip.red{background:var(--red)}
.cat-chip.navy{background:var(--navy)}

.card-body{padding:12px 14px 14px}
.card-title{font-size:15.5px;font-weight:700;line-height:1.3;margin:2px 0 8px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12.5px}
.card-meta .play-dot{color:var(--teal);font-weight:700}

/* section heading */
.section-h{display:flex;align-items:baseline;justify-content:space-between;margin:4px 2px 16px}
.section-h h1{font-size:22px;margin:0}
.section-h .sub{color:var(--muted);font-size:13px}

/* detail */
.detail{max-width:760px;margin:0 auto}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--teal);font-weight:600;margin-bottom:14px;cursor:pointer;background:none;border:0;font-size:14px}
.detail-hero{display:flex;gap:18px;align-items:flex-start;margin-bottom:18px}
.detail-hero .mosaic{width:150px;min-width:150px;border-radius:14px;overflow:hidden}
.detail-title{font-size:24px;font-weight:800;line-height:1.25;margin:6px 0 8px}
.detail-meta{color:var(--muted);font-size:13px;margin-bottom:6px}
.detail-desc{font-size:16px;color:#1f3147;margin:6px 0 20px}
audio{width:100%;margin:6px 0 24px}
.sources-h{font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);margin:0 0 10px}
.source{
  display:flex;align-items:center;gap:12px;padding:11px 12px;border:1px solid var(--line);
  border-radius:12px;background:#fff;margin-bottom:10px;transition:border-color .15s,background .15s;
}
.source:hover{border-color:var(--teal);background:#fbfdff}
.source .sthumb{width:44px;height:44px;border-radius:9px;object-fit:cover;background:var(--navy-2);flex:0 0 auto}
.source .sthumb.fallback{display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px}
.source .sbody{min-width:0;flex:1}
.source .stitle{font-weight:600;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.source .ssite{color:var(--muted);font-size:12.5px}
.source .sext{color:var(--teal);font-size:18px;flex:0 0 auto}

/* mini player */
.miniplayer{
  position:fixed;left:0;right:0;bottom:0;z-index:40;
  display:flex;align-items:center;gap:12px;
  padding:10px 14px;padding-bottom:max(10px,env(safe-area-inset-bottom));
  background:var(--navy);color:#fff;box-shadow:0 -4px 20px rgba(0,25,51,.3);
}
/* `display:flex` (author) would otherwise override the UA [hidden] rule, so make
   hiding explicit for the empty-feed case. */
.miniplayer[hidden]{display:none}
.mini-toggle{flex:0 0 auto;width:42px;height:42px;border-radius:50%;border:0;background:var(--teal);color:#fff;font-size:16px;cursor:pointer}
.mini-toggle:hover{background:var(--teal-2)}
.mini-skip{
  flex:0 0 auto;display:flex;align-items:center;justify-content:center;gap:1px;
  width:36px;height:36px;border-radius:50%;border:0;background:transparent;color:#fff;
  font-size:17px;line-height:1;cursor:pointer;
}
.mini-skip span{font-size:9px;font-weight:700;font-variant-numeric:tabular-nums}
.mini-skip:hover{background:var(--navy-2)}
.mini-meta{flex:1;min-width:0}
.mini-title{font-size:13.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:4px}
.mini-seek{width:100%;accent-color:var(--teal);cursor:pointer}
.mini-time{font-variant-numeric:tabular-nums;font-size:12px;color:#bcd;flex:0 0 auto}
.mini-open{flex:0 0 auto;font-size:18px;color:#fff;padding:6px}

/* pull-to-refresh spinner */
.ptr{
  position:fixed;top:0;left:50%;z-index:45;
  transform:translateX(-50%) translateY(-48px);
  display:flex;align-items:center;justify-content:center;
  width:38px;height:38px;margin-top:6px;border-radius:50%;
  background:#fff;color:var(--teal);box-shadow:var(--shadow);
  opacity:0;pointer-events:none;transition:opacity .2s;
}
.ptr.visible{opacity:1}
.ptr-ico{font-size:18px;line-height:1;transition:transform .15s}
.ptr.ready .ptr-ico{transform:rotate(180deg)}
.ptr.refreshing .ptr-ico{animation:ptr-spin .8s linear infinite}
@keyframes ptr-spin{to{transform:rotate(360deg)}}

/* "N new stories" live indicator */
.new-pill{
  position:fixed;z-index:35;left:50%;
  top:calc(112px + env(safe-area-inset-top));
  transform:translateX(-50%) translateY(-8px);
  opacity:0;visibility:hidden;pointer-events:none;
  background:var(--teal);color:#fff;border:0;border-radius:999px;
  padding:9px 18px;font-weight:700;font-size:13.5px;cursor:pointer;
  box-shadow:0 6px 20px rgba(0,25,51,.28);
  transition:opacity .2s,transform .2s,visibility .2s;
}
.new-pill.show{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.new-pill:hover{background:var(--teal-2)}

.empty{color:var(--muted);text-align:center;padding:60px 20px}

@media (max-width:560px){
  .brand-text{font-size:16px}
  .detail-hero{flex-direction:column}
  .detail-hero .mosaic{width:100%;min-width:0}
  .detail-title{font-size:21px}
  .miniplayer{gap:6px;padding:8px 10px}
  .mini-skip{width:32px;height:32px}
}