/* ============================================================
   QIANLONG BESPOKE — 04 Chrome: header / nav / mobile / footer / rail
   ============================================================ */
.qb-wrap{max-width:1280px;margin:0 auto;padding-left:clamp(20px,4vw,48px);padding-right:clamp(20px,4vw,48px);}
.qb-main{display:block;}

/* ---------- legacy chrome shield ----------
   Server-side surgery removes these; this is belt-and-braces in case
   anything re-injects retired chrome after our filter pass. */
.v2-header, .ref-contact-rail, .ref-footer, .qlong-footer{ display:none !important; }

/* ---------- header ----------
   Solid by default (safe on every phone GPU); frosted glass only where
   backdrop-filter is supported AND a fine pointer is present (desktop). */
.ql-header{position:sticky;top:0;z-index:200;background:rgba(255,255,255,.96);
  border-bottom:1px solid rgba(0,0,0,.06);transition:transform .45s var(--ease);}
.ql-header.is-hidden{transform:translateY(-110%);}
.ql-utility{border-bottom:1px solid rgba(0,0,0,.05);}
.ql-utility-in{display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding-top:7px;padding-bottom:7px;font-family:var(--font-mono);font-size:10.5px;
  letter-spacing:.14em;color:var(--muted);}
.ql-utility-links{display:flex;gap:18px;}
.ql-utility-links a{color:var(--muted);text-decoration:none;letter-spacing:.06em;}
.ql-utility-links a:hover{color:var(--ink);}
.ql-navline-in{display:flex;align-items:center;gap:28px;height:68px;}
.ql-brand{display:flex;flex-direction:column;line-height:1;text-decoration:none;margin-right:auto;}
.ql-brand-name{font-family:var(--font-display);font-weight:700;font-size:21px;letter-spacing:.04em;color:var(--ink);}
.ql-brand-sub{font-family:var(--font-mono);font-size:9px;letter-spacing:.22em;color:var(--muted);margin-top:4px;}

/* ---------- desktop nav ---------- */
.ql-nav{display:flex;align-items:stretch;gap:2px;height:68px;}
.ql-nav-item{position:static;display:flex;}
.ql-nav-btn{background:none;border:0;cursor:pointer;display:flex;align-items:center;gap:6px;
  padding:0 13px;font:600 14.5px/1 var(--font-body);color:var(--ink);position:relative;height:68px;
  white-space:nowrap;}
.ql-nav-btn svg{transition:transform .3s var(--ease);color:var(--muted);}
.ql-nav-item.is-open .ql-nav-btn svg{transform:rotate(180deg);}
.ql-nav-btn::after{content:"";position:absolute;left:13px;right:13px;bottom:14px;height:2px;
  background:var(--ink);border-radius:2px;transform:scaleX(0);transform-origin:0 50%;
  transition:transform .35s var(--ease);}
.ql-nav-item.is-current .ql-nav-btn::after,
.ql-nav-btn:hover::after{transform:scaleX(1);}
.ql-nav-contact{display:flex;align-items:center;padding:0 13px;font:600 14.5px/1 var(--font-body);
  color:var(--ink);text-decoration:none;height:68px;}
.ql-nav-contact:hover{color:var(--muted);}

/* mega panel: always opaque solid white — no bleed-through on any device */
.ql-nav-panel{position:absolute;top:100%;left:0;right:0;display:none;
  background:#fff;
  border-bottom:1px solid rgba(0,0,0,.07);
  box-shadow:0 30px 60px -20px rgba(0,0,0,.18);}
@media (hover:hover) and (pointer:fine){
  @supports ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){
    .ql-header{background:rgba(255,255,255,.82);
      -webkit-backdrop-filter:blur(18px) saturate(1.4);backdrop-filter:blur(18px) saturate(1.4);}
  }
}
.ql-nav-item.is-open .ql-nav-panel{display:block;}
.ql-panel-in{max-width:1280px;margin:0 auto;padding:30px clamp(20px,4vw,48px) 38px;}
.ql-panel-overview{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);
  font-weight:600;font-size:19px;color:var(--ink);text-decoration:none;margin-bottom:20px;}
.ql-panel-overview svg{transition:transform .3s var(--ease);}
.ql-panel-overview:hover svg{transform:translateX(6px);}
.ql-panel-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.ql-panel-wide .ql-panel-in{max-width:1280px;}
.ql-panel-h{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);margin:0 0 12px;}
.ql-panel-col a,.ql-panel-list a{display:block;padding:7px 0;font-size:14.5px;color:var(--ink-3);
  text-decoration:none;transition:color .2s,transform .25s var(--ease);}
.ql-panel-col a:hover,.ql-panel-list a:hover{color:var(--ink);transform:translateX(4px);}
.ql-panel-list{display:grid;grid-template-columns:repeat(3,minmax(180px,1fr));gap:4px 28px;max-width:860px;}
.ql-navline-r{display:flex;align-items:center;gap:14px;margin-left:8px;}
.ql-cta{display:inline-flex;align-items:center;background:var(--ink);color:#fff !important;
  font:600 14px/1 var(--font-body);padding:13px 24px;border-radius:var(--r-pill);
  text-decoration:none;transition:transform .3s var(--ease),background .3s;white-space:nowrap;}
.ql-cta:hover{background:#000;transform:translateY(-1px);}

/* ---------- burger + mobile menu ---------- */
.ql-burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;
  background:none;border:0;cursor:pointer;padding:10px;}
.ql-burger span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:all .35s var(--ease);}
.ql-mnav{position:fixed;inset:0;z-index:300;display:none;
  background:#fff;}
.ql-mnav.is-open{display:block;}
.ql-mnav-drag{width:44px;height:5px;border-radius:3px;background:rgba(0,0,0,.18);margin:12px auto 4px;}
.ql-mnav-scroll{height:calc(100% - 60px);overflow-y:auto;padding:8px 26px 40px;-webkit-overflow-scrolling:touch;}
.ql-mnav-group{border-bottom:1px solid rgba(0,0,0,.07);}
.ql-mnav-group summary{list-style:none;display:flex;justify-content:space-between;align-items:center;
  padding:17px 2px;font-family:var(--font-display);font-weight:600;font-size:19px;cursor:pointer;color:var(--ink);}
.ql-mnav-group summary::-webkit-details-marker{display:none;}
.ql-mnav-group summary svg{transition:transform .3s var(--ease);color:var(--muted);}
.ql-mnav-group[open] summary svg{transform:rotate(180deg);}
.ql-mnav-links{padding:2px 2px 18px;display:flex;flex-direction:column;gap:2px;}
.ql-mnav-links a{padding:9px 0;font-size:15.5px;color:var(--ink-3);text-decoration:none;}
.ql-mnav-ov{font-weight:700 !important;color:var(--ink) !important;}
.ql-mnav-h{font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);margin:12px 0 2px;}
.ql-mnav-cta{display:flex;align-items:center;justify-content:center;margin:26px 0 8px;
  background:var(--green);color:#fff !important;font:700 16px/1 var(--font-body);
  padding:18px;border-radius:var(--r-pill);text-decoration:none;}
.ql-mnav-foot{display:flex;flex-direction:column;gap:8px;align-items:center;padding:14px 0 30px;}
.ql-mnav-foot a{color:var(--muted);text-decoration:none;font-size:14px;}
.ql-mnav-x{position:absolute;top:14px;right:18px;width:44px;height:44px;border:0;background:none;
  cursor:pointer;color:var(--ink);}

/* ---------- pre-footer CTA ---------- */
.ql-precta{border-radius:var(--r-block);margin:clamp(48px,6vw,96px) clamp(12px,3vw,40px) 0;
  padding:clamp(56px,7vw,110px) 0;text-align:center;}
.ql-precta-in{max-width:760px;margin:0 auto;}
.ql-kicker{font-family:var(--font-mono);font-size:var(--kicker);font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin:0 0 18px;}
.ql-kicker.light{color:rgba(255,255,255,.6);}
.ql-precta h2{font-family:var(--font-display);font-weight:600;font-size:var(--h2);
  letter-spacing:var(--h2-ls);line-height:1.08;margin:0 0 16px;color:#fff;}
.ql-precta-sub{color:rgba(255,255,255,.72);font-size:17px;margin:0 0 34px;}
.ql-btn{display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:#fff !important;
  font:600 15.5px/1 var(--font-body);padding:17px 34px;border-radius:var(--r-pill);
  text-decoration:none;border:0;cursor:pointer;transition:transform .3s var(--ease),box-shadow .3s;}
.ql-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px -10px rgba(0,0,0,.35);}
.ql-btn-light{background:#fff;color:var(--ink) !important;}
.ql-btn-green{background:var(--green);}
.ql-btn-green:hover{background:var(--green-deep);}

/* ---------- footer ---------- */
.ql-footer{background:#101013;color:var(--night-muted);margin-top:clamp(48px,6vw,90px);
  padding:clamp(48px,5vw,72px) 0 0;font-size:14.5px;}
.ql-foot-minimal{padding:64px 0 48px;text-align:center;border-top:1px solid rgba(255,255,255,.1);}
.ql-foot-minimal .ql-brand-name{font-size:clamp(32px,5vw,56px);font-weight:800;letter-spacing:-.03em;
  color:#fff;margin:0 0 12px;}
.ql-foot-minimal .ql-foot-about{color:var(--night-muted);font-size:16px;margin:0 0 28px;}
.ql-foot-contact-row{display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;}
.ql-foot-contact-row a{color:#fff;text-decoration:none;font-size:16px;font-weight:600;}
.ql-foot-contact-row a:hover{color:var(--green);}
.ql-foot-sep{color:var(--night-muted);}
.ql-foot-brand .ql-brand-name{color:#fff;font-size:24px;}
.ql-foot-about{margin:14px 0 20px;line-height:1.65;}
.ql-foot-social{display:flex;gap:8px;}
.ql-foot-social a{color:#fff;text-decoration:none;font-size:13px;font-weight:600;
  border:1px solid rgba(255,255,255,.18);border-radius:var(--r-pill);padding:9px 16px;
  transition:border-color .25s,background .25s;}
.ql-foot-social a:hover{border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.06);}
.ql-foot-col p{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:rgba(255,255,255,.45);margin:0 0 16px;}
.ql-foot-col a,.ql-foot-col span{display:block;color:var(--night-muted);text-decoration:none;
  padding:6px 0;line-height:1.5;}
.ql-foot-col a:hover{color:#fff;}
.ql-foot-trust{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  border-top:1px solid rgba(255,255,255,.1);border-bottom:1px solid rgba(255,255,255,.1);
  padding:26px 0;}
.ql-foot-trust span{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;
  color:rgba(255,255,255,.55);text-transform:uppercase;}
.ql-foot-trust b{display:block;font-family:var(--font-display);font-size:26px;font-weight:600;
  color:#fff;letter-spacing:0;margin-bottom:4px;}
.ql-foot-bottom{display:flex;align-items:center;gap:20px;padding:22px 0 26px;font-size:13px;
  color:rgba(255,255,255,.4);}
.ql-foot-legal{margin-left:auto;}
.ql-foot-legal a{color:rgba(255,255,255,.55);text-decoration:none;}
.ql-foot-legal a:hover{color:#fff;}
.ql-to-top{margin-left:4px;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  background:none;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:border-color .25s,transform .3s var(--ease);}
.ql-to-top:hover{border-color:#fff;transform:translateY(-3px);}

/* ---------- floating rail ---------- */
.ql-rail{position:fixed;right:18px;bottom:90px;z-index:190;display:flex;flex-direction:column;
  background:rgba(20,20,22,.96);border-radius:18px;padding:8px;
  box-shadow:0 16px 40px -12px rgba(0,0,0,.4);}
@media (hover:hover) and (pointer:fine){
  @supports ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){
    .ql-rail{background:rgba(20,20,22,.86);
      -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);}
  }
}
.ql-rail a,.ql-rail button{display:flex;flex-direction:column;align-items:center;gap:3px;
  width:58px;padding:10px 0 8px;color:#fff;text-decoration:none;border:0;background:none;
  cursor:pointer;border-radius:12px;font-size:9.5px;font-family:var(--font-mono);letter-spacing:.04em;}
.ql-rail a:hover,.ql-rail button:hover{background:rgba(255,255,255,.12);}
.ql-rail a + a,.ql-rail a + button,.ql-rail button + a{border-top:1px solid rgba(255,255,255,.1);}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .ql-nav{display:none;}
  .ql-burger{display:flex;}
  .ql-utility{display:none;}
}
@media (max-width:860px){
  .ql-foot-grid{grid-template-columns:1fr 1fr;}
  .ql-foot-brand{grid-column:1/-1;}
  .ql-foot-trust{grid-template-columns:repeat(2,1fr);}
  .ql-rail{right:12px;bottom:16px;}
  .ql-rail a,.ql-rail button{width:52px;}
}
@media (max-width:560px){
  .ql-cta{display:none;}
  .ql-precta{margin-left:8px;margin-right:8px;}
  .ql-foot-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  .ql-header{transition:none;}
}