/* protocol.css — copy of protocol.html <style> + the extra rules some protocol pages carry (.refs a, .warn, .variant).
   The category cover (.phero .bg background-image) is set inline by single-protocol.php. Load after base.css. */
  :root{
    --azure:#2E8BD6; --azure-d:#1f6fb0; --ink:#20252B; --slate:#5B6672; --slate-l:#8A97A3;
    --soft:#EEF3F8; --soft2:#F6F9FC; --line:#E5ECF2; --white:#fff;
    --sky-a:#b9d0e2; --sky-b:#6f8ba1;
    --glass:rgba(255,255,255,.16); --glassborder:rgba(255,255,255,.30);
    --fd:"Poppins",system-ui,sans-serif; --fb:"Inter",system-ui,sans-serif;
    --shadow:0 30px 70px rgba(28,58,90,.16); --shadow-sm:0 16px 40px rgba(28,58,90,.10);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  body{font-family:var(--fb);color:var(--slate);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
  .wrap{max-width:1240px;margin:0 auto;padding:0 40px}
  h1,h2,h3,h4{font-family:var(--fd);color:var(--ink);font-weight:300;letter-spacing:-.01em;line-height:1.1}
  a{text-decoration:none;color:inherit}
  .kick{font-family:var(--fb);font-weight:600;font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--azure);display:inline-flex;align-items:center;gap:8px}
  .kick::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--azure)}
  .kick.light{color:#cfe6fa}.kick.light::before{background:#cfe6fa}
  .pill{display:inline-flex;align-items:center;gap:10px;font-family:var(--fd);font-weight:500;font-size:15px;border-radius:999px;padding:14px 12px 14px 24px;cursor:pointer;border:none;transition:.2s}
  .pill .arw{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px}
  .pill-azure{background:var(--azure);color:#fff}.pill-azure .arw{background:rgba(255,255,255,.22)}.pill-azure:hover{background:var(--azure-d)}
  .pill-white{background:#fff;color:var(--ink)}.pill-white .arw{background:#12171d;color:#fff}
  .pill-ghost{background:transparent;border:1.5px solid #c6d5e2;color:var(--ink);padding:13px 24px}.pill-ghost:hover{border-color:var(--azure);color:var(--azure)}
  .pill-sm{font-size:14px;padding:11px 10px 11px 20px}.pill-sm .arw{width:28px;height:28px}

  /* HEADER (same as home) */
  header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:80px}
  .brand{display:flex;align-items:center;gap:11px;color:var(--ink);font-family:var(--fd);font-weight:600;font-size:19px}.brand .logo{height:54px;width:auto;display:block}@media(max-width:980px){.brand .logo{height:44px}}@media(max-width:480px){.brand .logo{height:36px}}
  
  
  .menu{display:flex;gap:30px;font-family:var(--fd);font-weight:500;font-size:15px;color:var(--ink)}
  .menu a{opacity:.82}.menu a:hover{color:var(--azure)}

  /* HERO — protocol */
  .phero{position:relative;overflow:hidden;background:linear-gradient(160deg,var(--sky-a),var(--sky-b))}
  .phero .bg{position:absolute;inset:0;background-image:url('../cat-recovery.webp');background-size:cover;background-position:center 30%}
  .phero .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,rgba(16,26,38,.78) 0%,rgba(16,26,38,.45) 55%,rgba(16,26,38,.2) 100%)}
  .phero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center;padding:56px 40px 66px}
  .crumb{font-family:var(--fb);font-size:13px;color:rgba(255,255,255,.75);margin-bottom:18px}
  .phero h1{color:#fff;font-size:56px;font-weight:300;line-height:1.02;margin:14px 0 18px}
  .phero .lede{color:rgba(255,255,255,.9);font-size:17px;max-width:46ch;margin-bottom:28px}
  .glass-card{background:var(--glass);border:1px solid var(--glassborder);border-radius:26px;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:24px;text-align:center;box-shadow:0 24px 60px rgba(0,0,0,.22)}
  .glass-card img{height:300px;width:auto;max-width:100%;display:block;margin:0 auto;filter:drop-shadow(0 24px 34px rgba(0,0,0,.35))}
  .glass-card .cap{color:rgba(255,255,255,.85);font-family:var(--fb);font-size:12px;margin-top:10px;letter-spacing:.04em}

  /* STATS band */
  .stats{position:relative;z-index:5;margin-top:-44px}
  .stats .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .stat{background:#fff;border-radius:20px;box-shadow:var(--shadow-sm);padding:22px 24px;border-top:3px solid var(--azure)}
  .stat .l{font-family:var(--fb);font-weight:600;font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--azure);margin-bottom:8px}
  .stat .v{font-family:var(--fd);font-weight:500;font-size:19px;color:var(--ink)}

  /* LAYOUT with TOC */
  .layout{display:grid;grid-template-columns:230px 1fr;gap:56px;padding:72px 0 30px;align-items:start}
  .toc{position:sticky;top:104px;font-size:14px}
  .toc h5{font-family:var(--fb);font-weight:600;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--slate-l);margin-bottom:16px}
  .toc a{display:block;color:var(--slate);padding:8px 0 8px 16px;border-left:2px solid var(--line);font-family:var(--fd);font-weight:500}
  .toc a.on{color:var(--azure);border-left-color:var(--azure)}.toc a:hover{color:var(--ink)}
  section.blk{margin-bottom:56px;scroll-margin-top:100px}
  .blk h2{font-size:32px;font-weight:300;margin:12px 0 8px}
  .blk .sub{color:var(--slate);margin-bottom:22px}

  /* TABLE */
  .tbl{border-radius:20px;overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
  table{width:100%;border-collapse:collapse;font-size:15px}
  thead th{background:#154e7e;color:#fff;font-family:var(--fd);font-weight:500;font-size:13px;letter-spacing:.03em;text-align:left;padding:16px 22px}
  tbody td{padding:16px 22px;border-top:1px solid var(--line);color:var(--ink);font-variant-numeric:tabular-nums}
  tbody td:first-child{font-family:var(--fd);font-weight:500;color:#154e7e}
  tbody tr:nth-child(even){background:var(--soft2)}

  /* SUPPLIES */
  .cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
  .card{background:#fff;border-radius:20px;box-shadow:var(--shadow-sm);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
  .card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
  .card .thumb{height:150px;background:var(--soft2);display:flex;align-items:center;justify-content:center;position:relative;border-bottom:1px solid var(--line)}
  .card .thumb.our{background:linear-gradient(160deg,#eaf3fb,#dbeaf7)}
  .card .thumb img{height:124px;width:auto;filter:drop-shadow(0 8px 14px rgba(28,58,90,.18))}
  .card .ph{width:52px;height:52px;border-radius:50%;background:#fff;box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:center}
  .card .ribbon{position:absolute;top:12px;left:12px;background:#154e7e;color:#fff;font-family:var(--fb);font-weight:600;font-size:10px;letter-spacing:.07em;text-transform:uppercase;padding:5px 11px;border-radius:999px}
  .card .b{padding:18px 20px 4px;flex:1}
  .card .tag{font-family:var(--fb);font-weight:600;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--slate-l);margin-bottom:6px}
  .card .nm{font-family:var(--fd);font-weight:500;font-size:16px;color:var(--ink)}
  .card .f{padding:0 20px 20px}.card .f .pill{width:100%;justify-content:center}
  .note{font-family:var(--fb);font-size:11px;color:#C0503B;text-align:center;margin-top:8px}

  /* PREMIUM */

  /* GATE */
  .gate{background:var(--soft2);border:1px solid var(--line);border-radius:22px;padding:34px 38px;display:flex;justify-content:space-between;align-items:center;gap:28px;margin-bottom:56px}
  .gate h3{font-family:var(--fd);font-weight:500;font-size:22px;color:var(--ink)}
  .gate p{color:var(--slate);font-size:14px;margin-top:4px}
  .gate form{display:flex;gap:12px}
  .gate input{border:1px solid #c8d6e4;border-radius:999px;padding:13px 20px;font-family:var(--fb);font-size:14px;min-width:230px;background:#fff}

  .prose{max-width:74ch;font-size:16.5px;color:var(--ink)}.prose p{margin-bottom:14px}
  .prose .cite{font-family:var(--fb);color:var(--azure);font-weight:600;font-size:13px}
  .refs{display:grid;grid-template-columns:1fr 1fr;gap:10px 36px;font-size:13.5px;color:var(--slate)}
  .refs .n{font-family:var(--fb);color:var(--azure);font-weight:600}
  .disc{margin-top:24px;background:var(--soft2);border-radius:16px;padding:22px 26px;font-size:13px;color:var(--slate);line-height:1.7}

  footer{background:#0f1a26;color:#93a6b8;padding:64px 0 32px;margin-top:20px}
  footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.1)}
  footer .brand{color:#fff;margin-bottom:16px}
  footer .tg{font-size:14px;color:#8598aa;max-width:32ch}
  footer h4{font-family:var(--fd);color:#fff;font-size:14px;font-weight:500;margin-bottom:18px}
  footer a{display:block;color:#93a6b8;font-size:14px;margin-bottom:10px}footer a:hover{color:#fff}
  footer .base{padding-top:24px;font-size:12.5px;color:#647a8c;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}footer .base{align-items:center}.vp-boomtube-credit{display:inline-flex;align-items:center;justify-content:flex-end;gap:8px;padding:0;margin:0;text-align:right}.vp-boomtube-credit .vp-bt-link{display:inline-flex;align-items:center;gap:8px;text-decoration:none;border:0;background:none;transition:filter .2s ease,opacity .2s ease}.vp-boomtube-credit .vp-bt-burst{width:22px;height:22px;flex:0 0 auto;display:block;transition:filter .2s ease}.vp-boomtube-credit .vp-bt-text{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;line-height:1.2;white-space:nowrap}.vp-boomtube-credit .vp-bt-pre{color:#cfe3f4;opacity:.55}.vp-boomtube-credit .vp-bt-name{color:#F2F6FA;opacity:.92;font-weight:500}@media(max-width:549px){footer .base{flex-direction:column-reverse;align-items:center;text-align:center;gap:12px}.vp-boomtube-credit{justify-content:center;text-align:center}}

  @media(max-width:980px){
    .wrap{padding:0 22px}
    .phero .wrap{grid-template-columns:1fr;gap:30px;padding:40px 22px 54px}.phero h1{font-size:38px}
    .stats .grid{grid-template-columns:1fr 1fr}
    .layout{grid-template-columns:1fr;gap:20px}.toc{display:none}
    .cards{grid-template-columns:1fr 1fr}
    .gate{flex-direction:column;align-items:stretch}.gate form{flex-direction:column}
    .refs{grid-template-columns:1fr}.menu{display:none}
    footer .cols{grid-template-columns:1fr 1fr}
  }

  /* vp-mobile-v1 */
  .navtoggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;cursor:pointer;flex:none;padding:0}
  .navtoggle span,.navtoggle span::before,.navtoggle span::after{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
  .navtoggle span{position:relative}
  .navtoggle span::before,.navtoggle span::after{content:"";position:absolute;left:0;transition:transform .2s ease-out}
  .navtoggle span::before{top:-6px}.navtoggle span::after{top:6px}
  .open>.navtoggle span,.open .navtoggle span{background:transparent}
  .open .navtoggle span::before{transform:translateY(6px) rotate(45deg)}
  .open .navtoggle span::after{transform:translateY(-6px) rotate(-45deg)}
  @media(max-width:980px){
    .nav{position:relative;gap:10px}
    .nav .brand{margin-right:auto}
    .navtoggle{display:inline-flex}
    header.open .menu{display:flex;flex-direction:column;gap:0;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 24px 40px rgba(28,58,90,.12);padding:6px 22px 14px}
    header.open .menu a{padding:15px 0;border-bottom:1px solid var(--line);font-size:16px}
    header.open .menu a:last-child{border-bottom:none}
  }
  @media(max-width:480px){.nav>.btn,.nav>.pill{height:40px;padding:0 16px;font-size:13px}.nav>.btn .arw,.nav>.pill .arw{display:none}}
  .layout>*{min-width:0}
  .tbl{overflow-x:auto;-webkit-overflow-scrolling:touch}
  /* extras found in individual protocols/*.html */
  .refs a{color:var(--slate)}.refs a:hover{color:var(--azure);text-decoration:underline}
  .warn{margin-bottom:22px;background:#fbf1ee;border:1px solid #f1cfc4;border-radius:16px;padding:18px 22px;font-size:14px;color:#7a3a29;line-height:1.6}
  .variant{font-family:var(--fb);font-weight:700;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:#154e7e;background:var(--soft2);display:inline-block;padding:6px 14px;border-radius:999px;margin-bottom:14px}