:root{
    --bg:#F5F6F9;--surface:#fff;--ink:#1B2740;--muted:#5B6880;
    --line:#E6EAF1;--accent:#2E5E97;--navy:#253450;
    --font:'Gotham','Montserrat',Arial,sans-serif;
  }
  *{box-sizing:border-box}
  html,body{margin:0}
  body{background:var(--bg);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased}
  a{color:inherit}
  .wrap{max-width:1180px;margin:0 auto;padding:0 clamp(16px,4vw,44px)}

  /* ---- navy branded header zone ---- */
  .top{background:linear-gradient(180deg,#253450 0%,#223047 100%);color:#fff;position:relative;overflow:visible}
  .top::after{content:"";position:absolute;right:-6%;top:-30%;width:52%;height:150%;
    background:radial-gradient(closest-side,rgba(143,185,232,.16),transparent 70%);pointer-events:none}
  .phead{position:relative;z-index:2;padding:clamp(44px,6vw,78px) 0 clamp(26px,3vw,36px)}
  .phead .eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;color:#8FB9E8;font-weight:700;margin:0 0 .8rem}
  .phead h1{font-size:clamp(2.3rem,5.4vw,3.7rem);font-weight:700;letter-spacing:-.025em;margin:0 0 .8rem;line-height:1.02;color:#fff}
  .phead p{color:#C3CFE4;font-size:1.08rem;max-width:56ch;margin:0;line-height:1.55}

  /* ---- feature hero (straddles navy + light, always visible) ---- */
  .feature-wrap{position:relative;z-index:2;padding-bottom:56px}
  .feature{display:grid;grid-template-columns:1.6fr 1fr;gap:clamp(28px,4vw,54px);align-items:center}
  .fmedia{position:relative;border-radius:16px;overflow:hidden;aspect-ratio:16/10;
    box-shadow:0 34px 70px rgba(0,0,0,.42);margin-bottom:-118px}
  .fmedia img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;
    transition:transform .65s cubic-bezier(.2,.7,.2,1)}
  .fmedia:hover img{transform:scale(1.05)}
  .ftext .tag{text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;color:#8FB9E8;font-weight:700;margin:0 0 10px}
  .ftext h2{font-size:clamp(1.5rem,2.4vw,2.1rem);font-weight:700;letter-spacing:-.02em;margin:0 0 14px;color:#fff;line-height:1.08}
  .ftext p{color:#C3CFE4;font-size:1rem;line-height:1.55;margin:0 0 22px}
  .fbtn{display:inline-block;background:#8FB9E8;color:#13203A;font-weight:700;font-size:.9rem;
    padding:13px 24px;border-radius:999px;text-decoration:none;transition:.2s}
  .fbtn:hover{filter:brightness(1.06);transform:translateY(-1px)}

  /* ---- light gallery ---- */
  .gallery{padding-top:150px}
  .filters{position:sticky;top:0;z-index:10;background:var(--bg);display:flex;flex-wrap:wrap;align-items:center;
    gap:0;padding:16px 0;margin-bottom:22px;border-bottom:1px solid var(--line)}
  .flink{background:none;border:0;cursor:pointer;font-family:inherit;font-size:.94rem;font-weight:500;
    color:var(--muted);padding:2px 16px;line-height:1.2;transition:color .2s}
  .flink:first-child{padding-left:0}
  .flink:not(:last-child){border-right:1px solid #cfd5e0}
  .flink:hover{color:var(--ink)}
  .flink.active{color:var(--ink);font-weight:700}

  .pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-bottom:92px}
  .tile{position:relative;border-radius:16px;overflow:hidden;background:var(--navy);aspect-ratio:16/10;
    cursor:pointer;text-decoration:none;color:#fff;box-shadow:0 12px 32px rgba(20,30,60,.12);
    transition:transform .4s cubic-bezier(.2,.7,.2,1), box-shadow .4s}
  .tile:hover{transform:translateY(-4px);box-shadow:0 22px 48px rgba(20,30,60,.20)}
  .tile .media{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;
    transition:transform .65s cubic-bezier(.2,.7,.2,1)}
  .tile .media.top{object-position:center top}
  .tile:hover .media{transform:scale(1.05)}
  .tile .ov{position:absolute;inset:0;transition:background .4s;
    background:linear-gradient(180deg,rgba(12,19,35,0) 40%,rgba(12,19,35,.84) 100%)}
  .tile:hover .ov{background:linear-gradient(180deg,rgba(12,19,35,.12) 0%,rgba(12,19,35,.52) 46%,rgba(12,19,35,.92) 100%)}
  .tile .c{position:absolute;left:0;right:0;bottom:0;padding:20px 22px}
  .tile .tag{font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;color:#9fc2ea;font-weight:700;margin:0 0 6px}
  .tile h3{margin:0;font-weight:700;letter-spacing:-.015em;line-height:1.1;font-size:1.18rem}
  .tile .desc{margin:8px 0 0;font-size:.9rem;color:#dbe3f0;width:min(42ch,92%);line-height:1.45;
    opacity:0;transform:translateY(8px);max-height:0;overflow:hidden;transition:opacity .4s,transform .4s,max-height .4s}
  .tile:hover .desc{opacity:1;transform:none;max-height:120px}
  .tile .view{display:inline-block;margin-top:12px;font-size:.82rem;font-weight:700;color:#fff;
    opacity:0;transform:translateY(8px);transition:opacity .4s .05s,transform .4s .05s}
  .tile:hover .view{opacity:1;transform:none}
  .tile.hide{display:none}

  @media(max-width:900px){
    .feature{grid-template-columns:1fr;gap:22px}
    .fmedia{margin-bottom:0}
    .feature-wrap{padding-bottom:36px}
    .gallery{padding-top:40px}
    .pgrid{grid-template-columns:repeat(2,1fr)}
  }
  @media(max-width:560px){
    .pgrid{grid-template-columns:1fr}
    .tile .desc{opacity:1;transform:none;max-height:120px}
    .tile .view{opacity:1;transform:none}
  }
  /* footer (added for the live archive page) */
  footer{background:#fff;border-top:1px solid var(--line);margin-top:0}
  footer .wrap{display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;padding:30px 28px;color:var(--muted);font-size:.9rem}
  footer a{color:var(--muted);text-decoration:none;margin-left:20px}
  footer a:first-child{margin-left:0}
  footer a:hover{color:var(--ink)}
  .empty-note{padding:60px 0 100px;color:var(--muted);font-size:1.05rem}