/* ===== WriteHow shared nav (isolated under #whn) ===== */
#whn{--v:#7c5cf0;--ink:#0f1021;--ink2:#3a3b52;--mut:#6b6c84;--line:#ece9ff;--grad:linear-gradient(120deg,#6366f1,#8b5cf6 45%,#ec4899);font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
#whn *{box-sizing:border-box}
.whn-bar{background:var(--grad);color:#fff;font-size:13.5px;font-weight:600;text-align:center;padding:9px 40px;position:relative;display:flex;align-items:center;justify-content:center;gap:10px}
.whn-bar a{color:#fff;text-decoration:underline;font-weight:700}
.whn-bar .whn-x{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:none;border:none;color:#fff;font-size:20px;line-height:1;cursor:pointer;opacity:.85}
.whn-bar .whn-x:hover{opacity:1}
.whn-bar.hide{display:none}

nav.whn{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.82);backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid rgba(236,233,255,.9)}
.whn-in{max-width:1240px;margin:0 auto;padding:0 24px;height:66px;display:flex;align-items:center;gap:26px}
.whn-logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:20px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.whn-logo svg{width:32px;height:32px}
.whn-logo .wm2{color:var(--v)}
.whn-logo .whn-word{background:linear-gradient(95deg,#3b4fe6,#8b32cf 55%,#d6209a);-webkit-background-clip:text;background-clip:text;color:transparent}
.whn-menu{display:flex;align-items:center;gap:4px;margin-left:8px}
.whn-link,.whn-trigger{display:inline-flex;align-items:center;gap:5px;font-size:15px;font-weight:600;color:var(--ink2);background:none;border:none;cursor:pointer;padding:9px 12px;border-radius:10px;text-decoration:none;font-family:inherit}
.whn-link:hover,.whn-trigger:hover,.whn-item:hover .whn-trigger{color:var(--ink);background:#f5f3ff}
.whn-trigger svg{width:14px;height:14px;transition:transform .2s}
.whn-item:hover .whn-trigger svg{transform:rotate(180deg)}
.whn-item{position:relative}
.whn-mega{position:absolute;top:calc(100% + 8px);left:0;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 30px 70px -24px rgba(15,16,33,.3);padding:14px;min-width:300px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .18s,transform .18s;z-index:1001}
.whn-mega.wide{display:grid;grid-template-columns:1fr 1fr;gap:6px;min-width:560px}
.whn-item:hover .whn-mega{opacity:1;visibility:visible;transform:translateY(0)}
.whn-mega::before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}
.whn-mi{display:flex;gap:12px;align-items:flex-start;padding:11px 12px;border-radius:12px;text-decoration:none}
.whn-mi:hover{background:#f5f3ff}
.whn-mi .ic{width:34px;height:34px;border-radius:9px;background:#f3f0ff;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.whn-mi .ic svg{width:18px;height:18px;color:var(--v)}
.whn-mi>span:not(.ic){display:block;min-width:0}
.whn-mi .t{display:block;font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.25}
.whn-mi .d{display:block;font-size:12.5px;color:var(--mut);margin-top:2px;line-height:1.35}
.whn-spacer{flex:1}
.whn-cta{display:flex;align-items:center;gap:8px}
.whn-signin{font-size:15px;font-weight:700;color:var(--ink);text-decoration:none;padding:9px 12px}
.whn-get{font-size:15px;font-weight:700;color:#fff;text-decoration:none;background:var(--grad);padding:11px 20px;border-radius:13px;box-shadow:0 12px 30px -8px rgba(139,92,246,.55);white-space:nowrap}
.whn-get:hover{filter:saturate(1.1)}
.whn-burger{display:none;background:none;border:none;cursor:pointer;padding:8px;margin-left:auto}
.whn-burger span{display:block;width:24px;height:2.5px;background:var(--ink);border-radius:2px;margin:5px 0;transition:.25s}
.whn-mobile-cta{display:none}

@media(max-width:980px){
  .whn-burger{display:block}
  .whn-cta{display:none}
  .whn-menu{position:fixed;top:0;right:0;height:100vh;width:min(360px,86vw);background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:80px 20px 30px;box-shadow:-20px 0 60px -20px rgba(15,16,33,.35);transform:translateX(100%);transition:transform .3s cubic-bezier(.2,.8,.2,1);overflow-y:auto;margin:0;z-index:1002}
  #whn.open .whn-menu{transform:translateX(0)}
  #whn.open .whn-burger span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  #whn.open .whn-burger span:nth-child(2){opacity:0}
  #whn.open .whn-burger span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
  .whn-item,.whn-link{width:100%}
  .whn-trigger,.whn-link{width:100%;justify-content:space-between;font-size:17px;padding:14px 8px;border-bottom:1px solid var(--line);border-radius:0}
  .whn-trigger:hover,.whn-link:hover{background:none}
  .whn-mega{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;padding:4px 0 8px 8px;min-width:0;display:none}
  .whn-mega.wide{display:none;grid-template-columns:1fr;min-width:0}
  .whn-item.open .whn-mega,.whn-item.open .whn-mega.wide{display:block}
  .whn-item:hover .whn-mega{opacity:1}
  .whn-item .whn-trigger svg{transition:transform .2s}
  .whn-item.open .whn-trigger svg{transform:rotate(180deg)}
  .whn-mobile-cta{display:flex;flex-direction:column;gap:10px;margin-top:20px}
  .whn-mobile-cta .whn-signin{border:1px solid var(--line);border-radius:12px;text-align:center}
  .whn-mobile-cta .whn-get{text-align:center}
  .whn-scrim{position:fixed;inset:0;background:rgba(15,16,33,.4);opacity:0;visibility:hidden;transition:.25s;z-index:1001}
  #whn.open .whn-scrim{opacity:1;visibility:visible}
}