/* nav.css — Squaresmile Media top-bar + mega-dropdown.
   Ported from the "Squaresmile Navigation" design (Variation A —
   editorial grouped panel). Brand tokens are scoped to .sqm-nav so the
   rest of the page's theme is untouched. Namespaced .nv-. */

.sqm-nav{
  --bg:#0e0f0f;
  --elevated:#1b1b1a;
  --card:#1e1e1f;
  --field:#141413;
  --border:#2c2b27;
  --border-soft:#232320;
  --gold:#c9a86e;
  --gold-bright:#ddc188;
  --text:#f1ede4;
  --muted:#9a958a;
  --faint:#6c685f;
  --serif:"Playfair Display",Georgia,serif;
  --sans:"Hanken Grotesk","DM Sans",system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono","DM Mono",ui-monospace,monospace;
  --bar-h:66px;
}

/* ───────── top bar (fixed) ───────── */
.nv-bar{
  position:fixed;top:0;left:0;right:0;height:var(--bar-h);z-index:60;
  display:flex;align-items:center;gap:8px;padding:0 26px;
  background:color-mix(in oklab,var(--bg) 80%,transparent);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border-soft);
  font-family:var(--sans);color:var(--text);
}
.nv-brand{display:flex;align-items:center;gap:11px;text-decoration:none;margin-right:26px;flex:none;}
.nv-brand__mark{
  width:32px;height:32px;color:var(--gold);
  display:grid;place-items:center;flex:none;
}
.nv-brand__mark svg{width:17px;height:17px;}
.nv-brand__mark img{width:30px;height:30px;object-fit:contain;display:block;}
.nv-brand__wm{display:flex;flex-direction:column;line-height:1;}
.nv-brand__wm b{font-family:var(--serif);font-weight:600;font-size:18px;color:var(--gold);letter-spacing:.2px;}
.nv-brand__wm span{font-family:var(--mono);font-size:9.5px;letter-spacing:.28em;text-transform:uppercase;color:var(--faint);margin-top:3px;}

.nv-primary{display:flex;align-items:center;gap:4px;}
.nv-primary a{
  position:relative;color:var(--muted);font-size:14.5px;text-decoration:none;
  padding:8px 13px;border-radius:8px;transition:color .15s,background .15s;
}
.nv-primary a:hover{color:var(--text);background:color-mix(in oklab,var(--gold) 7%,transparent);}

.nv-spacer{flex:1;}

.nv-trigger{
  display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  background:var(--field);border:1px solid var(--border);color:var(--text);
  font-family:var(--sans);font-size:14px;font-weight:600;
  padding:9px 14px;border-radius:9px;transition:border-color .15s,background .15s;
}
.nv-trigger:hover{border-color:color-mix(in oklab,var(--gold) 55%,transparent);}
.nv-trigger svg{width:16px;height:16px;color:var(--gold);}
.nv-trigger .chev{transition:transform .22s ease;}
.sqm-nav.is-open .nv-trigger .chev{transform:rotate(180deg);}

.nv-account{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nv-login{
  color:var(--muted);font-size:14px;font-weight:500;text-decoration:none;
  padding:9px 13px;border-radius:8px;transition:color .15s;white-space:nowrap;
}
.nv-login:hover{color:var(--text);}
.nv-cta{
  display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  background:var(--gold);color:#15130c;font-weight:600;font-size:14px;
  padding:10px 16px;border-radius:9px;text-decoration:none;
  box-shadow:0 12px 30px -16px color-mix(in oklab,var(--gold) 65%,transparent);
  transition:background .15s,transform .12s;
}
.nv-cta:hover{background:var(--gold-bright);transform:translateY(-1px);}
.nv-cta svg{width:15px;height:15px;}

/* ───────── scrim ───────── */
.nv-scrim{
  position:fixed;inset:0;z-index:55;background:rgba(8,8,8,.55);
  opacity:0;pointer-events:none;transition:opacity .3s ease;
}
.sqm-nav.is-open .nv-scrim{opacity:1;pointer-events:auto;}

/* ───────── dropdown chrome ───────── */
.nv-drop{
  position:fixed;z-index:58;
  background:color-mix(in oklab,var(--card) 96%,#000);
  border:1px solid var(--border);
  border-radius:16px;
  box-shadow:0 40px 90px -40px rgba(0,0,0,.9),0 0 0 1px rgba(0,0,0,.3);
  opacity:0;transform:translateY(-10px) scale(.99);pointer-events:none;
  transition:opacity .24s ease,transform .24s cubic-bezier(.2,.8,.3,1);
  transform-origin:top center;
  font-family:var(--sans);color:var(--text);
}
.nv-drop::before{
  content:"";position:absolute;inset:0;border-radius:16px;pointer-events:none;
  background:linear-gradient(180deg,color-mix(in oklab,var(--gold) 7%,transparent),transparent 24%);
}
.sqm-nav.is-open .nv-drop{opacity:1;transform:none;pointer-events:auto;}

.nv-grouplabel{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--faint);margin:0 0 8px;display:flex;align-items:center;gap:9px;white-space:nowrap;
}
.nv-grouplabel .ln{flex:1;height:1px;background:var(--border-soft);}

.nv-item{
  display:flex;align-items:baseline;gap:12px;text-decoration:none;
  padding:11px 12px;border-radius:10px;transition:background .14s;
}
.nv-item:hover{background:color-mix(in oklab,var(--gold) 9%,transparent);}
.nv-item__main{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1;}
.nv-item__top{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.nv-item__name{font-family:var(--serif);font-size:18px;font-weight:600;color:var(--text);letter-spacing:.2px;white-space:nowrap;}
.nv-item:hover .nv-item__name{color:var(--gold-bright);}
.nv-item__desc{font-size:12.5px;color:var(--muted);line-height:1.4;}
.nv-ext{display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;color:var(--gold);opacity:.7;flex:none;}
.nv-ext svg{width:13px;height:13px;}
.nv-tag{
  font-family:var(--mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gold);background:color-mix(in oklab,var(--gold) 13%,transparent);
  border:1px solid color-mix(in oklab,var(--gold) 30%,transparent);
  padding:2px 6px;border-radius:5px;flex:none;
}

/* social row */
.nv-social{display:flex;align-items:center;gap:8px;}
.nv-social a{
  width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  color:var(--muted);border:1px solid var(--border-soft);background:var(--field);
  transition:color .15s,border-color .15s,transform .12s;
}
.nv-social a:hover{color:var(--gold);border-color:color-mix(in oklab,var(--gold) 50%,transparent);transform:translateY(-2px);}
.nv-social a svg{width:16px;height:16px;}

/* ═════════ editorial grouped mega panel ═════════ */
.nv-drop--mega{
  top:calc(var(--bar-h) + 12px);left:26px;right:26px;
  padding:26px;
  display:grid;grid-template-columns:1.15fr 1fr .95fr 1.2fr;gap:30px;
  max-height:calc(100vh - var(--bar-h) - 28px);overflow-y:auto;
}
.nv-mega__col{display:flex;flex-direction:column;gap:6px;}

.nv-mega__feature{
  background:linear-gradient(160deg,color-mix(in oklab,var(--gold) 12%,transparent),transparent 60%),var(--elevated);
  border:1px solid color-mix(in oklab,var(--gold) 22%,transparent);
  border-radius:13px;padding:20px;display:flex;flex-direction:column;
}
.nv-mega__feature .ftag{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);}
.nv-mega__feature h4{font-family:var(--serif);font-weight:600;font-size:24px;color:var(--text);margin:12px 0 8px;letter-spacing:.2px;}
.nv-mega__feature p{font-size:13px;color:var(--muted);line-height:1.55;margin:0 0 16px;}
.nv-mega__feature .fdims{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:18px;}
.nv-mega__feature .fdims span{font-family:var(--mono);font-size:11px;color:var(--faint);display:inline-flex;align-items:center;gap:6px;}
.nv-mega__feature .fdims span::before{content:"";width:5px;height:5px;border-radius:1px;background:var(--gold);transform:rotate(45deg);}
.nv-mega__feature a.flink{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;align-self:flex-start;white-space:nowrap;
  color:#15130c;background:var(--gold);font-weight:600;font-size:13.5px;
  padding:10px 16px;border-radius:9px;text-decoration:none;transition:background .15s;
}
.nv-mega__feature a.flink:hover{background:var(--gold-bright);}
.nv-mega__feature a.flink svg{width:15px;height:15px;}

.nv-mega__foot{
  grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;gap:20px;
  margin-top:6px;padding-top:18px;border-top:1px solid var(--border-soft);
}
.nv-mega__contact{display:flex;align-items:center;gap:22px;flex-wrap:wrap;}
.nv-mega__contact a,.nv-mega__contact span{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);text-decoration:none;
}
.nv-mega__contact a:hover{color:var(--gold);}
.nv-mega__contact svg{width:15px;height:15px;color:var(--gold);opacity:.8;}

/* in-panel mobile account row — hidden on desktop */
.nv-mega__authm{display:none;}

/* ═════════ responsive ═════════ */
@media (max-width:1080px){
  .nv-drop--mega{grid-template-columns:1fr 1fr;}
  .nv-drop--mega .nv-mega__feature{grid-column:1 / -1;}
}
@media (max-width:760px){
  .nv-bar{padding:0 16px;gap:8px;}
  .nv-primary{display:none;}
  .nv-brand{margin-right:auto;}
  .nv-spacer{display:none;}
  .nv-account{display:none;}
  .nv-trigger .chev{display:none;}
  .nv-drop--mega{
    left:0;right:0;top:var(--bar-h);bottom:0;
    border-radius:0;border:none;border-top:1px solid var(--border);
    grid-template-columns:1fr;gap:14px;
    overflow-y:auto;-webkit-overflow-scrolling:touch;
    padding:20px 18px 34px;max-height:none;
  }
  .nv-drop--mega::before{display:none;}
  .nv-drop--mega .nv-mega__feature{grid-column:auto;}
  .nv-mega__foot{flex-direction:column;align-items:flex-start;gap:16px;}
  .nv-mega__authm{
    display:flex;align-items:center;gap:10px;grid-column:1 / -1;
    padding-top:16px;border-top:1px solid var(--border-soft);
  }
  .nv-mega__authm .lg{
    flex:1;text-align:center;color:var(--text);text-decoration:none;font-weight:600;font-size:14px;
    padding:12px 14px;border:1px solid var(--border);border-radius:9px;
  }
  .nv-mega__authm .nv-cta{flex:1;justify-content:center;padding:13px 16px;}
}