/* ==========================================================================
   NorthWind Sanctuary — Luxury Residences, Sector Pi, Greater Noida
   Design tokens
   ========================================================================== */
:root{
  --bg:#ffffff;
  --bg-cream:#f8f6f0;
  --primary:#0b2d22;
  --primary-2:#123c2c;
  --primary-glass:rgba(11,45,34,0.62);
  --gold:#d4af37;
  --gold-light:#e9cd74;
  --gold-dim:rgba(212,175,55,0.35);
  --text:#1d1d1d;
  --text-muted:#5c665f;
  --text-inverse:#f4f1e8;
  --line:#e7e3d8;
  --radius-s:6px;
  --radius-m:14px;
  --radius-l:26px;
  --shadow-soft:0 20px 60px -20px rgba(11,45,34,0.35);
  --shadow-card:0 12px 34px -14px rgba(11,45,34,0.25);
  --ease:cubic-bezier(.16,.84,.44,1);
  --maxw:1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
ul{list-style:none;margin:0;padding:0;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

h1,h2,h3,h4{
  font-family:'Fraunces',serif;
  font-weight:600;
  color:var(--primary);
  margin:0;
  letter-spacing:-0.01em;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12.5px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--gold);
  font-weight:600;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:26px;height:1px;
  background:var(--gold);
}

.section-head{
  max-width:640px;
  margin-bottom:48px;
}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(28px,3.4vw,42px);line-height:1.15;}

section{padding:96px 0;position:relative;}
.section-alt{background:var(--bg-cream);}

/* petal divider — signature motif echoing the logo mark */
.petal-divider{
  display:flex;align-items:center;justify-content:center;
  gap:10px;margin:0 0 20px;
}
.petal-divider svg{width:22px;height:22px;fill:var(--gold);}
.petal-divider span{width:40px;height:1px;background:var(--gold-dim);}

/* Buttons
   ========================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;
  border-radius:4px;
  font-size:14.5px;
  font-weight:600;
  letter-spacing:.01em;
  border:1.5px solid transparent;
  transition:all .35s var(--ease);
  position:relative;
  overflow:hidden;
  white-space:nowrap;
}
.btn span{position:relative;z-index:2;display:inline-flex;align-items:center;gap:8px;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--gold);color:var(--primary);border-color:var(--gold);}
.btn-outline{background:transparent;color:var(--text-inverse);border-color:var(--gold);}
.btn-outline:hover{background:var(--gold);color:var(--primary);}
.btn-outline-dark{background:transparent;color:var(--primary);border-color:var(--primary);}
.btn-outline-dark:hover{background:var(--primary);color:#fff;}
.btn-gold{background:var(--gold);color:var(--primary);}
.btn-gold:hover{background:var(--primary);color:#fff;}
.btn-sm{padding:11px 20px;font-size:13px;}
.btn-block{width:100%;}

/* ripple */
.btn::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle,rgba(255,255,255,.5) 0%,transparent 60%);
  opacity:0;transform:scale(0);transition:transform .5s,opacity .5s;
}
.btn.rippling::after{opacity:1;transform:scale(2.4);}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:500;
  padding:18px 0;
  transition:all .4s var(--ease);
  background:rgba(11,45,34,0.18);
  backdrop-filter:blur(6px);
}
.site-header.scrolled{
  padding:10px 0;
  background:rgba(255,255,255,0.85);
  backdrop-filter:blur(14px);
  box-shadow:0 8px 30px -18px rgba(11,45,34,.35);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{height:46px;width:auto;transition:height .3s var(--ease);}
.site-header.scrolled .brand img{height:38px;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text b{font-family:'Fraunces',serif;font-size:19px;color:#fff;transition:color .3s;}
.brand-text small{font-size:9.5px;letter-spacing:.18em;color:var(--gold-light);text-transform:uppercase;}
.site-header.scrolled .brand-text b{color:var(--primary);}
.site-header.scrolled .brand-text small{color:var(--gold);}

.nav-menu{display:flex;align-items:center;gap:30px;}
.nav-menu a{
  font-size:14px;font-weight:500;color:#f2efe6;
  position:relative;padding:6px 0;
  transition:color .3s;
}
.site-header.scrolled .nav-menu a{color:var(--text);}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--gold);transition:width .3s var(--ease);
}
.nav-menu a:hover::after{width:100%;}
.nav-menu a:hover{color:var(--gold);}

.header-actions{display:flex;align-items:center;gap:14px;}
.call-chip{
  display:flex;align-items:center;gap:8px;
  border:1.5px solid var(--gold);
  color:var(--gold-light);
  padding:9px 16px;border-radius:30px;font-size:13.5px;font-weight:600;
  transition:all .3s;
}
.site-header.scrolled .call-chip{color:var(--primary);border-color:var(--primary);}
.call-chip:hover{background:var(--gold);color:var(--primary);border-color:var(--gold);}
.call-chip svg{width:15px;height:15px;}

.menu-toggle{
  display:none;flex-direction:column;gap:5px;background:none;border:0;padding:6px;
}
.menu-toggle span{width:24px;height:2px;background:#fff;transition:.3s;}
.site-header.scrolled .menu-toggle span{background:var(--primary);}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;align-items:center;
  padding:150px 0 90px;
  color:#fff;
}
.hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,20,15,.72) 0%,rgba(6,20,15,.55) 40%,rgba(6,20,15,.9) 100%);
}
.hero-grid{
  display:grid;grid-template-columns:1.35fr .9fr;gap:56px;align-items:start;
}
.hero-copy .eyebrow{color:var(--gold-light);}
.hero-copy h1{
  font-size:clamp(36px,5vw,60px);
  color:#fff;line-height:1.08;
  margin-bottom:20px;
}
.hero-copy h1 em{
  font-style:normal;color:var(--gold-light);
}
.hero-sub{
  font-size:18px;color:#e9e6da;font-weight:400;margin-bottom:34px;
  display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;
}
.hero-sub b{color:#fff;}
.hero-sub .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);display:inline-block;}
.hero-ctas{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:34px;}
.hero-location{display:flex;align-items:center;gap:10px;color:#d8d5c8;font-size:14px;}
.hero-location svg{width:16px;height:16px;color:var(--gold);flex-shrink:0;}
.hero-location b{color:#fff;font-weight:600;}

/* lead form (glassmorphism) */
.lead-form{
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.22);
  backdrop-filter:blur(18px);
  border-radius:var(--radius-l);
  padding:34px 30px;
  box-shadow:var(--shadow-soft);
}
.lead-form h3{color:#fff;font-size:23px;margin-bottom:6px;}
.lead-form p{color:#d8d5c8;font-size:13.5px;margin:0 0 22px;}
.field{margin-bottom:14px;position:relative;}
.field input,.field select{
  width:100%;
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.28);
  color:#fff;
  padding:14px 16px 14px 44px;
  border-radius:8px;
  font-size:14.5px;
  font-family:inherit;
  transition:border-color .3s,background .3s;
}
.field select{padding-left:44px;-webkit-appearance:none;appearance:none;color:#f4f1e8;}
.field select option{color:#1d1d1d;}
.field svg{
  position:absolute;left:15px;top:50%;transform:translateY(-50%);
  width:17px;height:17px;color:var(--gold-light);pointer-events:none;
}
.field input::placeholder{color:#c7c3b5;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--gold);background:rgba(255,255,255,0.12);
}
.form-note{
  display:flex;align-items:center;gap:7px;
  font-size:11.5px;color:#b9b6a8;margin-top:14px;justify-content:center;
}
.form-note svg{width:13px;height:13px;}

/* ==========================================================================
   Stats bar
   ========================================================================== */
.stats-bar{
  position:relative;z-index:5;
  background:#fff;
  margin-top:-64px;
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-card);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.stat{
  padding:32px 20px;text-align:center;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:none;}
.stat .num{
  font-family:'Fraunces',serif;font-size:clamp(26px,3vw,36px);color:var(--primary);
  font-weight:600;display:flex;align-items:baseline;justify-content:center;gap:2px;
}
.stat .label{font-size:13px;color:var(--text-muted);margin-top:4px;letter-spacing:.02em;}
.rera-line{
  text-align:center;font-size:12px;color:var(--text-muted);
  padding:14px 0 0;
}

/* ==========================================================================
   Amenities
   ========================================================================== */
.amenities-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:20px;
}
.amenity-card{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:30px 22px;text-align:center;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s;
}
.amenity-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-card);
  border-color:var(--gold-dim);
}
.amenity-icon{
  width:56px;height:56px;margin:0 auto 16px;
  border-radius:50%;
  background:var(--bg-cream);
  display:flex;align-items:center;justify-content:center;
  transition:background .4s,transform .4s;
}
.amenity-card:hover .amenity-icon{background:var(--gold);transform:rotate(-8deg) scale(1.05);}
.amenity-icon svg{width:26px;height:26px;color:var(--primary);}
.amenity-card:hover .amenity-icon svg{color:#fff;}
.amenity-card h4{font-size:16.5px;margin-bottom:4px;}
.amenity-card p{font-size:13px;color:var(--text-muted);margin:0;}

/* ==========================================================================
   Master plan
   ========================================================================== */
.masterplan-grid{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:center;
}
.masterplan-copy p{color:var(--text-muted);font-size:15.5px;margin:16px 0 28px;max-width:420px;}
.blur-frame{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  box-shadow:var(--shadow-card);
}
.blur-frame img{
  width:100%;height:100%;object-fit:cover;
  filter:blur(9px) saturate(1.05);
  transform:scale(1.06);
  transition:filter .6s var(--ease);
}
.blur-frame:hover img{filter:blur(6px) saturate(1.1);}
.blur-frame::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,45,34,.15),rgba(11,45,34,.55));
}
.blur-center-btn{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
}
.highlight-panel{
  background:var(--primary);color:var(--text-inverse);
  border-radius:var(--radius-l);
  padding:34px 32px;
  position:relative;overflow:hidden;
}
.highlight-panel .eyebrow{color:var(--gold-light);}
.highlight-panel h3{color:#fff;font-size:22px;margin-bottom:18px;}
.highlight-panel ul li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:14.5px;color:#e6e3d6;padding:9px 0;
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.highlight-panel ul li:last-child{border-bottom:none;}
.highlight-panel ul li svg{width:16px;height:16px;color:var(--gold);flex-shrink:0;margin-top:2px;}

/* master plan section layout with panel beside blurred image */
.masterplan-visual{display:grid;grid-template-columns:1.3fr 1fr;gap:0;border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-card);}
.masterplan-visual .blur-frame{border-radius:0;box-shadow:none;}
.masterplan-visual .highlight-panel{border-radius:0;}

/* ==========================================================================
   Floor plans
   ========================================================================== */
.floorplan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.floorplan-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.floorplan-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card);}
.floorplan-thumb{position:relative;aspect-ratio:16/11;overflow:hidden;}
.floorplan-thumb img{width:100%;height:100%;object-fit:cover;filter:blur(11px);transform:scale(1.1);}
.floorplan-thumb .lock-badge{
  position:absolute;top:14px;right:14px;
  background:rgba(11,45,34,0.75);color:#fff;
  width:34px;height:34px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
}
.floorplan-thumb .lock-badge svg{width:16px;height:16px;}
.floorplan-body{padding:22px 22px 26px;text-align:center;}
.floorplan-body h4{font-size:19px;margin-bottom:2px;}
.floorplan-body span{font-size:13px;color:var(--text-muted);display:block;margin-bottom:16px;}

/* ==========================================================================
   Gallery — infinite marquee
   ========================================================================== */
.gallery-wrap{overflow:hidden;position:relative;}
.gallery-wrap::before,.gallery-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:90px;z-index:3;pointer-events:none;
}
.gallery-wrap::before{left:0;background:linear-gradient(90deg,var(--bg) 10%,transparent);}
.gallery-wrap::after{right:0;background:linear-gradient(270deg,var(--bg) 10%,transparent);}
.gallery-track{
  display:flex;gap:20px;width:max-content;
  animation:marquee 42s linear infinite;
}
.gallery-track.paused{animation-play-state:paused;}
.gallery-item{
  width:340px;height:230px;border-radius:var(--radius-m);overflow:hidden;
  flex-shrink:0;cursor:pointer;position:relative;
  box-shadow:0 10px 26px -14px rgba(11,45,34,.3);
}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.gallery-item:hover img{transform:scale(1.08);}
.gallery-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(11,45,34,.55));
  opacity:0;transition:opacity .35s;
}
.gallery-item:hover::after{opacity:1;}
.gallery-item .zoom-icon{
  position:absolute;bottom:14px;right:14px;
  width:34px;height:34px;border-radius:50%;
  background:rgba(255,255,255,0.9);
  display:flex;align-items:center;justify-content:center;
  opacity:0;transform:translateY(6px);transition:.35s;
}
.gallery-item:hover .zoom-icon{opacity:1;transform:translateY(0);}
.gallery-item .zoom-icon svg{width:16px;height:16px;color:var(--primary);}
@keyframes marquee{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}

/* Lightbox */
.lightbox{
  position:fixed;inset:0;z-index:2000;
  background:rgba(6,15,12,0.94);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transition:opacity .35s;
  padding:40px;
}
.lightbox.open{opacity:1;visibility:visible;}
.lightbox img{max-width:90vw;max-height:85vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.5);}
.lightbox-close{
  position:absolute;top:26px;right:32px;
  width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,.3);
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.lightbox-close:hover{background:var(--gold);color:var(--primary);}

/* ==========================================================================
   Location
   ========================================================================== */
.location-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-card);}
.map-frame{position:relative;min-height:440px;background:var(--bg-cream);}
.map-frame iframe{width:100%;height:100%;min-height:440px;border:0;filter:grayscale(.15) contrast(1.05);}
.location-advantages{background:var(--primary);color:var(--text-inverse);padding:44px 40px;}
.location-advantages .eyebrow{color:var(--gold-light);}
.location-advantages h3{color:#fff;font-size:24px;margin-bottom:26px;}
.adv-list li{
  display:flex;align-items:center;gap:16px;
  padding:13px 0;border-bottom:1px solid rgba(255,255,255,0.09);
}
.adv-list li:last-child{border-bottom:none;}
.adv-time{
  min-width:64px;font-family:'Fraunces',serif;color:var(--gold-light);font-weight:600;font-size:15px;
}
.adv-icon{
  width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,0.08);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.adv-icon svg{width:15px;height:15px;color:var(--gold);}
.adv-place{font-size:14.5px;color:#e6e3d6;}

/* ==========================================================================
   About developer
   ========================================================================== */
.about-dev{
  background:var(--primary);color:var(--text-inverse);text-align:center;
  position:relative;overflow:hidden;
}
.about-dev::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 20% 20%,rgba(212,175,55,0.08),transparent 45%),
             radial-gradient(circle at 80% 80%,rgba(212,175,55,0.08),transparent 45%);
}
.about-dev-inner{position:relative;max-width:680px;margin:0 auto;}
.about-dev-logo{width:64px;height:64px;margin:0 auto 22px;opacity:.95;}
.about-dev h2{color:#fff;font-size:clamp(26px,3vw,36px);margin-bottom:18px;}
.about-dev p{color:#d8d5c8;font-size:16px;line-height:1.8;margin-bottom:30px;}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{
  position:relative;color:var(--text-inverse);
  background:linear-gradient(180deg,rgba(6,20,15,.94),rgba(6,20,15,.98)),url('images/footer-night-street.jpg') center/cover;
  padding:80px 0 0;
}
.footer-top{
  display:grid;grid-template-columns:1.3fr 1.5fr 1fr;gap:50px;
  padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,0.1);
}
.footer-brand{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px;}
.footer-brand img{height:40px;}
.footer-brand div b{font-family:'Fraunces',serif;font-size:18px;color:#fff;display:block;}
.footer-brand div small{font-size:9.5px;letter-spacing:.16em;color:var(--gold-light);text-transform:uppercase;}
.footer-col p{font-size:14px;color:#c6c3b6;line-height:1.8;margin:0 0 18px;}
.footer-col h4{color:var(--gold-light);font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px;font-family:'Inter',sans-serif;font-weight:600;}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.25);
  display:flex;align-items:center;justify-content:center;transition:.3s;
}
.footer-social a:hover{background:var(--gold);border-color:var(--gold);color:var(--primary);}
.footer-social svg{width:15px;height:15px;}
.disclaimer-text{font-size:12.5px;color:#a9a596;line-height:1.8;}
.footer-contact li{display:flex;gap:12px;font-size:14px;color:#c6c3b6;margin-bottom:14px;align-items:flex-start;}
.footer-contact svg{width:16px;height:16px;color:var(--gold);flex-shrink:0;margin-top:3px;}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  padding:24px 0;font-size:12.5px;color:#9d9a8d;
}
.footer-bottom a{color:#c6c3b6;}
.footer-bottom a:hover{color:var(--gold-light);}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;}

/* ==========================================================================
   Popup modal (enquiry + thank you)
   ========================================================================== */
.modal-overlay{
  position:fixed;inset:0;z-index:3000;
  background:rgba(6,15,12,0.72);
  backdrop-filter:blur(4px);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transition:opacity .4s var(--ease);
  padding:20px;
}
.modal-overlay.open{opacity:1;visibility:visible;}
.modal-box{
  width:100%;max-width:440px;
  background:#fff;border-radius:var(--radius-l);
  padding:38px 34px;position:relative;
  box-shadow:0 40px 90px -20px rgba(0,0,0,.4);
  transform:translateY(18px) scale(.97);
  transition:transform .4s var(--ease);
  max-height:92vh;overflow-y:auto;
}
.modal-overlay.open .modal-box{transform:translateY(0) scale(1);}
.modal-close{
  position:absolute;top:16px;right:16px;
  width:34px;height:34px;border-radius:50%;border:1px solid var(--line);
  background:#fff;display:flex;align-items:center;justify-content:center;color:var(--text-muted);
  transition:.3s;
}
.modal-close:hover{background:var(--primary);color:#fff;border-color:var(--primary);}
.modal-close svg{width:15px;height:15px;}
.modal-head{text-align:center;margin-bottom:24px;}
.modal-head .petal-mark{width:38px;height:38px;margin:0 auto 14px;}
.modal-head h3{font-size:24px;margin-bottom:6px;}
.modal-head p{font-size:14px;color:var(--text-muted);margin:0;}
.modal-box .field input,.modal-box .field select{
  background:var(--bg-cream);border:1px solid var(--line);color:var(--text);
  padding:13px 16px 13px 42px;
}
.modal-box .field svg{color:var(--gold);}
.modal-box .field input::placeholder{color:#9b9788;}
.modal-box .field input:focus,.modal-box .field select:focus{border-color:var(--gold);background:#fff;}

/* thank you state */
.thankyou-icon{
  width:74px;height:74px;border-radius:50%;background:var(--bg-cream);
  display:flex;align-items:center;justify-content:center;margin:0 auto 20px;
}
.thankyou-icon svg{width:34px;height:34px;color:var(--gold);}

/* ==========================================================================
   Floating buttons
   ========================================================================== */
.floating-stack{
  position:fixed;right:24px;bottom:26px;z-index:400;
  display:flex;flex-direction:column;gap:14px;align-items:center;
}
.float-btn{
  width:54px;height:54px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#fff;box-shadow:0 12px 24px -8px rgba(0,0,0,.4);
  transition:transform .3s var(--ease);position:relative;
}
.float-btn:hover{transform:scale(1.08);}
.float-btn svg{width:24px;height:24px;}
.float-whatsapp{background:#25D366;}
.float-call{background:var(--primary);}
.float-btn .ping{
  position:absolute;inset:0;border-radius:50%;
  border:2px solid currentColor;opacity:.6;
  animation:ping 2.2s ease-out infinite;
}
@keyframes ping{
  0%{transform:scale(1);opacity:.55;}
  100%{transform:scale(1.6);opacity:0;}
}

.sticky-mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:390;
  display:none;
  background:#fff;border-top:1px solid var(--line);
  padding:12px 16px;
  box-shadow:0 -8px 24px -14px rgba(0,0,0,.2);
  gap:10px;
}

/* ==========================================================================
   Scroll reveal fallback (if AOS unavailable)
   ========================================================================== */
[data-aos]{transition-property:opacity,transform;}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;}
  .lead-form{max-width:460px;}
  .masterplan-grid{grid-template-columns:1fr;}
  .masterplan-visual{grid-template-columns:1fr;}
  .location-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:860px){
  .nav-menu{
    position:fixed;top:0;right:0;height:100vh;width:78%;max-width:320px;
    background:var(--primary);flex-direction:column;justify-content:center;
    gap:26px;transform:translateX(100%);transition:transform .4s var(--ease);
    padding:40px;z-index:600;
  }
  .nav-menu.open{transform:translateX(0);}
  .nav-menu a{color:#fff;font-size:17px;}
  .menu-toggle{display:flex;}
  .call-chip span{display:none;}
  .stats-bar{grid-template-columns:repeat(2,1fr);}
  .stat{border-bottom:1px solid var(--line);}
  .floorplan-grid{grid-template-columns:1fr;}
  .amenities-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr;}
  .sticky-mobile-cta{display:flex;}
  .floating-stack{bottom:80px;right:16px;}
}
@media (max-width:560px){
  section{padding:64px 0;}
  .gallery-item{width:250px;height:170px;}
  .location-advantages{padding:32px 22px;}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
}