:root{
    --page:#101820;
    --page-2:#17222d;
    --panel:#eee6d6;
    --panel-edge:#d4c7ae;
    --ink:#18212b;
    --muted:#6d6a63;
    --accent:#c79a43;
    --confirmed:#2f7a57;
    --worked:#a66d25;
    --needed:#7c858c;
    --paper:#fffdf7;
  }

  *{box-sizing:border-box}

  body{
    margin:0;
    font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    color:#edf2f7;
    background:
      radial-gradient(circle at 20% 0%, rgba(255,255,255,.05), transparent 26rem),
      linear-gradient(180deg,var(--page-2),var(--page));
    min-height:100vh;
  }

  .site-strip{
    max-width:1180px;
    margin:auto;
    padding:28px 22px 18px;
  }

  .eyebrow{
    font-size:.72rem;
    letter-spacing:.18em;
    text-transform:uppercase;
    color:#9fb0bf;
    margin-bottom:5px;
  }

  h1{
    margin:0;
    font-size:clamp(1.65rem,3vw,2.45rem);
    font-weight:750;
    letter-spacing:-.025em;
  }

  .intro{
    margin:.55rem 0 0;
    color:#b9c4cc;
    max-width:760px;
    line-height:1.55;
    font-size:.95rem;
  }

  .album{
    max-width:1180px;
    margin:10px auto 36px;
    padding:0 22px;
  }

  .album-sheet{
    position:relative;
    overflow:hidden;
    border:1px solid rgba(255,255,255,.08);
    border-radius:18px;
    background:
      linear-gradient(rgba(111,93,56,.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(111,93,56,.035) 1px, transparent 1px),
      var(--panel);
    background-size:28px 28px;
    color:var(--ink);
    box-shadow:0 22px 55px rgba(0,0,0,.30);
  }

  .album-sheet::after{
    content:"";
    position:absolute;
    inset:0;
    pointer-events:none;
    box-shadow:inset 0 0 70px rgba(93,69,31,.08);
  }

  .album-head{
    position:relative;
    z-index:1;
    padding:24px 26px 18px;
    border-bottom:1px solid var(--panel-edge);
    display:flex;
    gap:18px;
    justify-content:space-between;
    align-items:flex-start;
    flex-wrap:wrap;
  }

  .album-title h2{
    margin:0 0 5px;
    font-family:Georgia,"Times New Roman",serif;
    font-size:1.65rem;
    font-weight:700;
  }

  .album-title p{
    margin:0;
    color:var(--muted);
    font-size:.85rem;
  }

  .stats{
    display:flex;
    gap:9px;
    flex-wrap:wrap;
  }

  .stat{
    min-width:100px;
    padding:8px 11px;
    border:1px solid #d3c7b1;
    background:rgba(255,255,255,.46);
    border-radius:9px;
  }

  .stat b{
    display:block;
    font-size:1.05rem;
    line-height:1;
  }

  .stat span{
    color:var(--muted);
    font-size:.67rem;
    text-transform:uppercase;
    letter-spacing:.08em;
  }

  .toolbar{
    position:relative;
    z-index:1;
    padding:13px 26px;
    display:flex;
    justify-content:space-between;
    gap:14px;
    flex-wrap:wrap;
    align-items:center;
    border-bottom:1px solid rgba(177,159,128,.55);
    background:rgba(255,255,255,.28);
  }

  .filters{
    display:flex;
    gap:6px;
    flex-wrap:wrap;
  }

  button, select{
    font:inherit;
  }

  .filter{
    border:1px solid #c9bda8;
    background:#fffaf0;
    color:#5d5549;
    border-radius:999px;
    padding:6px 11px;
    font-size:.74rem;
    cursor:pointer;
  }

  .filter.active{
    background:#253747;
    color:white;
    border-color:#253747;
  }

  .continent-select{
    border:1px solid #c9bda8;
    border-radius:8px;
    padding:6px 10px;
    background:#fffaf0;
    color:#4f4a43;
    font-size:.74rem;
  }

  .legend{
    display:flex;
    gap:12px;
    flex-wrap:wrap;
    align-items:center;
    color:#615b52;
    font-size:.69rem;
  }

  .legend span{
    display:flex;
    align-items:center;
    gap:5px;
  }

  .dot{
    width:8px;
    height:8px;
    border-radius:50%;
    display:inline-block;
  }

  .dot.c{background:var(--confirmed)}
  .dot.w{background:var(--worked)}
  .dot.n{background:var(--needed)}

  .grid{
    position:relative;
    z-index:1;
    display:grid;
    grid-template-columns:repeat(auto-fill,minmax(122px,1fr));
    gap:24px 20px;
    padding:30px 26px 34px;
    align-items:start;
  }

  .stamp-wrap{
    min-height:160px;
    display:flex;
    justify-content:center;
    align-items:center;
    transition:filter .18s ease;
  }

  .stamp{
    width:118px;
    min-height:148px;
    position:relative;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    text-align:center;
    color:var(--ink);
    background:
      linear-gradient(135deg,rgba(212,198,169,.17),transparent 45%),
      var(--paper);
    padding:22px 13px 18px;
    filter:drop-shadow(2px 4px 4px rgba(73,58,34,.18));
    cursor:default;
    transition:transform .18s ease,filter .18s ease,opacity .18s ease;

    -webkit-mask:
      linear-gradient(#000 0 0) no-repeat center / calc(100% - 14px) calc(100% - 14px),
      radial-gradient(circle 4px at 50% 0,#0000 96%,#000 100%) top / 12px 8px repeat-x,
      radial-gradient(circle 4px at 50% 100%,#0000 96%,#000 100%) bottom / 12px 8px repeat-x,
      radial-gradient(circle 4px at 0 50%,#0000 96%,#000 100%) left / 8px 12px repeat-y,
      radial-gradient(circle 4px at 100% 50%,#0000 96%,#000 100%) right / 8px 12px repeat-y;
    mask:
      linear-gradient(#000 0 0) no-repeat center / calc(100% - 14px) calc(100% - 14px),
      radial-gradient(circle 4px at 50% 0,#0000 96%,#000 100%) top / 12px 8px repeat-x,
      radial-gradient(circle 4px at 50% 100%,#0000 96%,#000 100%) bottom / 12px 8px repeat-x,
      radial-gradient(circle 4px at 0 50%,#0000 96%,#000 100%) left / 8px 12px repeat-y,
      radial-gradient(circle 4px at 100% 50%,#0000 96%,#000 100%) right / 8px 12px repeat-y;
  }

  .stamp::before{
    content:"";
    position:absolute;
    inset:10px;
    border:1px solid #cabfaaa8;
    pointer-events:none;
  }

  .stamp-wrap:nth-child(5n+2) .stamp{transform:rotate(.55deg)}
  .stamp-wrap:nth-child(7n+3) .stamp{transform:rotate(-.45deg)}
  .stamp-wrap:nth-child(11n+5) .stamp{transform:rotate(.3deg)}

  .stamp-wrap:hover .stamp{
    transform:translateY(-4px) rotate(0deg);
    filter:drop-shadow(4px 8px 8px rgba(73,58,34,.25));
  }

  .stamp.confirmed::before{border-color:rgba(47,122,87,.72)}
  .stamp.worked::before{border-color:rgba(166,109,37,.72)}

  .stamp.needed{
    filter:grayscale(1) contrast(.88);
    opacity:.26;
  }

  .stamp.needed:hover{
    opacity:.48;
  }

  .mini-dxcc{
    position:absolute;
    top:14px;
    left:14px;
    font:700 .48rem/1 Georgia,serif;
    letter-spacing:.11em;
    color:#9b8d73;
  }

  .entity-no{
    position:absolute;
    top:14px;
    right:14px;
    font:700 .47rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;
    color:#a1947d;
  }

  .flag{
    font-size:2.25rem;
    line-height:1;
    margin:3px 0 7px;
    filter:saturate(.9);
  }

  .prefix{
    font:800 1.13rem/1 ui-monospace,SFMono-Regular,Menlo,monospace;
    letter-spacing:.04em;
  }

  .country{
    max-width:88px;
    margin-top:5px;
    overflow:hidden;
    white-space:nowrap;
    text-overflow:ellipsis;
    font:600 .68rem/1.2 Georgia,"Times New Roman",serif;
    color:#625d55;
  }

  .postmark{
    position:absolute;
    z-index:2;
    display:grid;
    place-items:center;
    font:800 .50rem/1 Arial,sans-serif;
    letter-spacing:.02em;
    background:rgba(255,253,247,.73);
    backdrop-filter:blur(.3px);
    opacity:.74;
    user-select:none;
  }

  .postmark.confirmed{
    border-style:double !important;
    border-width:3px !important;
    opacity:.92;
  }

  .postmark.worked{
    border-style:dashed !important;
    opacity:.45;
  }

  .pm-cw{
    width:41px;height:25px;
    border:1.5px solid #9e3931;
    border-radius:50%;
    color:#9e3931;
    top:4px;right:3px;
    transform:rotate(-10deg);
  }

  .pm-ssb{
    min-width:38px;
    height:21px;
    padding:0 5px;
    border:1.5px solid #345f8f;
    color:#345f8f;
    bottom:4px;left:3px;
    transform:rotate(8deg);
  }

  .pm-digi{
    width:32px;height:32px;
    border:1.5px solid #72578f;
    color:#72578f;
    border-radius:50%;
    left:3px;top:5px;
    transform:rotate(-7deg);
  }

  .empty{
    grid-column:1/-1;
    padding:28px;
    color:#736b5e;
    text-align:center;
    font-style:italic;
  }

  .album-foot{
    position:relative;
    z-index:1;
    display:flex;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:10px;
    padding:13px 26px 17px;
    border-top:1px solid var(--panel-edge);
    color:#746d62;
    font-size:.68rem;
  }

  @media(max-width:620px){
    .site-strip,.album{padding-left:14px;padding-right:14px}
    .album-head,.toolbar{padding-left:17px;padding-right:17px}
    .grid{
      grid-template-columns:repeat(auto-fill,minmax(105px,1fr));
      gap:18px 10px;
      padding:24px 13px 28px;
    }
    .stamp{width:108px;min-height:138px}
    .legend{display:none}
  }

.album-shell{max-width:1180px;margin:auto;padding:0 22px}

/* Dentado compatible con Firefox: la máscara se usa sin filtros ni rotaciones. */
.stamp{
  border:0;
  padding:22px 13px 18px;
  box-shadow:2px 4px 7px rgba(73,58,34,.18);
  filter:none;
  -webkit-mask:
    linear-gradient(#000 0 0) no-repeat center / calc(100% - 10px) calc(100% - 10px),
    radial-gradient(circle 3px at 50% 0,#0000 96%,#000 100%) top / 10px 6px repeat-x,
    radial-gradient(circle 3px at 50% 100%,#0000 96%,#000 100%) bottom / 10px 6px repeat-x,
    radial-gradient(circle 3px at 0 50%,#0000 96%,#000 100%) left / 6px 10px repeat-y,
    radial-gradient(circle 3px at 100% 50%,#0000 96%,#000 100%) right / 6px 10px repeat-y;
  mask:
    linear-gradient(#000 0 0) no-repeat center / calc(100% - 10px) calc(100% - 10px),
    radial-gradient(circle 3px at 50% 0,#0000 96%,#000 100%) top / 10px 6px repeat-x,
    radial-gradient(circle 3px at 50% 100%,#0000 96%,#000 100%) bottom / 10px 6px repeat-x,
    radial-gradient(circle 3px at 0 50%,#0000 96%,#000 100%) left / 6px 10px repeat-y,
    radial-gradient(circle 3px at 100% 50%,#0000 96%,#000 100%) right / 6px 10px repeat-y;
  transition:transform .18s ease,box-shadow .18s ease,opacity .18s ease;
}
.stamp-wrap:nth-child(5n+2) .stamp,
.stamp-wrap:nth-child(7n+3) .stamp,
.stamp-wrap:nth-child(11n+5) .stamp{transform:none}
.stamp-wrap:hover{z-index:2;filter:drop-shadow(4px 8px 6px rgba(73,58,34,.24))}
.stamp-wrap:hover .stamp{transform:translateY(-3px) scale(1.035);filter:none;box-shadow:none}
.stamp.needed{filter:none;opacity:.26}
.flag{filter:none}
.adif-upload{padding:6px 11px;border:1px solid #c9bda8;border-radius:8px;background:#fffaf0;color:#5d5549;font-size:.74rem;font-weight:700;cursor:pointer}.adif-upload input{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.adif-upload:focus-within{outline:2px solid #253747;outline-offset:2px}.data-status{position:relative;z-index:1;margin:0;padding:12px 26px 0;color:#746d62;font-size:.73rem}
.postmark{backdrop-filter:none}