/* ===== TOKENS ===== */
:root{
  --navy:#0F172A;--deep:#080F1D;--slate:#17253B;--gold:#D4AF37;--bronze:#C5A880;
  --soft:#F8FAFC;--white:#fff;--char:#1E293B;--muted:#64748B;--line:#E2E8F0;--surf:#111C2E;
  --ok:#16A34A;--bad:#DC2626;
  --body:'Inter',system-ui,sans-serif;--disp:'Montserrat','Inter',sans-serif;
  --s1:.5rem;--s2:1rem;--s3:1.5rem;--s4:2.5rem;--s5:clamp(4rem,9vw,7rem);
  --r:6px;--shadow:0 12px 40px rgba(8,15,29,.18);--hh:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--hh)}
body{margin:0;font:400 1.0625rem/1.7 var(--body);color:var(--char);background:var(--soft);overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--disp);line-height:1.15;margin:0 0 var(--s2);text-wrap:balance}
h2{font-size:clamp(2rem,4vw,3.75rem)}
h3{font-size:clamp(1.2rem,2vw,1.75rem)}
p{margin:0 0 var(--s2);max-width:68ch}
.wrap{width:min(100% - 2.5rem,1360px);margin-inline:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px;z-index:100;background:var(--gold);color:var(--navy);padding:.6rem 1rem}
.skip:focus{left:1rem;top:1rem}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.eyebrow{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;color:var(--bronze)}
.light .eyebrow{color:#8a6d1d}
.dark{background:var(--navy);color:var(--soft)}.deep{background:var(--deep)}.dark .muted,.muted{color:#94A3B8}
.light{background:var(--soft)}
.sec{padding:var(--s5) 0}
.lead{font-size:1.125rem;color:var(--muted)}.dark .lead{color:#CBD5E1}
.btn{display:inline-block;padding:.85rem 1.6rem;border-radius:var(--r);font:600 .95rem var(--body);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .25s,background .25s,box-shadow .25s}
.btn.gold{background:var(--gold);color:var(--navy)}.btn.navy{background:var(--navy);color:var(--soft)}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(212,175,55,.25)}
.btn:disabled{opacity:.6;cursor:wait}

/* ===== HEADER ===== */
#hdr{position:fixed;inset:0 0 auto;z-index:50;padding-top:env(safe-area-inset-top);color:var(--soft);transition:background .3s,box-shadow .3s,border-color .3s;border-bottom:1px solid transparent}
#hdr.scrolled{background:rgba(8,15,29,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-color:rgba(197,168,128,.25);box-shadow:0 8px 30px rgba(0,0,0,.25)}
.bar{display:flex;align-items:center;justify-content:space-between;height:var(--hh);gap:var(--s3)}
.logo{display:flex;align-items:center;gap:.6rem;text-decoration:none;font:700 1.05rem var(--disp);color:var(--soft)}
.logo svg{color:var(--bronze)}
#nav{display:flex;align-items:center;gap:2rem}
#nav a:not(.btn){text-decoration:none;font-size:.95rem;position:relative;padding:.3rem 0}
#nav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .3s}
#nav a:not(.btn):hover::after,#nav a.act::after{transform:scaleX(1)}
.navcta{display:none}
#menuBtn{display:none;width:44px;height:44px;background:none;border:0;cursor:pointer;position:relative}
#menuBtn span{position:absolute;left:10px;right:10px;height:2px;background:var(--soft);transition:transform .3s}
#menuBtn span:first-child{top:17px}#menuBtn span:last-child{top:25px}
#menuBtn[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
#menuBtn[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}
@media(max-width:900px){
  #menuBtn{display:block}.hcta{display:none}
  #nav{position:fixed;inset:0 0 0 auto;width:min(320px,85vw);flex-direction:column;align-items:flex-start;gap:0;padding:calc(var(--hh) + 1rem) 1.5rem 2rem;background:var(--deep);transform:translateX(100%);visibility:hidden;transition:transform .35s,visibility .35s}
  #nav.open{transform:none;visibility:visible}
  #nav a:not(.btn){padding:1rem 0;width:100%;font-size:1.1rem;border-bottom:1px solid rgba(255,255,255,.08)}
  .navcta{display:inline-block;margin-top:1.5rem}
  #menuBtn{z-index:2}
}

/* ===== HERO ===== */
.hero{position:relative;min-height:100svh;overflow:hidden;display:grid}
.slides{position:absolute;inset:0}
.slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease;display:flex;align-items:center}
.slide.active{opacity:1;z-index:1}
.slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1)}
.slide.active img{animation:kb 9s ease-out forwards}
@keyframes kb{to{transform:scale(1.08)}}
.slide::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(8,15,29,.92),rgba(15,23,42,.55) 60%,rgba(15,23,42,.35)),linear-gradient(0deg,rgba(8,15,29,.7),transparent 40%)}
.slide::after{content:"";position:absolute;inset:0;z-index:1;background:repeating-linear-gradient(90deg,rgba(255,255,255,.04) 0 1px,transparent 1px 120px)}
.sc{position:relative;z-index:2;padding-top:var(--hh)}
.st{font:700 clamp(2.8rem,6vw,6rem)/1.05 var(--disp);max-width:14ch;margin-bottom:var(--s2)}
.sub{font-size:clamp(1.1rem,2vw,1.5rem);color:#E2E8F0;max-width:40ch;margin-bottom:var(--s3)}
.ctrl{position:absolute;z-index:5;bottom:calc(1.5rem + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:.6rem}
.dots{display:flex;gap:.5rem;margin-right:auto}
.dots button{width:44px;height:44px;background:none;border:0;cursor:pointer;position:relative}
.dots button::after{content:"";position:absolute;left:6px;right:6px;top:21px;height:3px;background:rgba(255,255,255,.35)}
.dots button[aria-current=true]::after{background:var(--gold)}
.arrow{width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.4);background:rgba(8,15,29,.4);color:#fff;cursor:pointer;font:600 1rem var(--body)}
.arrow:hover{border-color:var(--gold)}

/* ===== LAYOUT ===== */
.two{display:grid;gap:clamp(2rem,5vw,5rem);align-items:center}
.grid2{display:grid;gap:var(--s3)}
@media(min-width:900px){.two{grid-template-columns:1fr 1fr}.grid2{grid-template-columns:1fr 1fr}}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:var(--s3);margin:var(--s4) 0}
.cards.sm{margin:var(--s3) 0;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr))}
.card{display:block;padding:var(--s3);border:1px solid var(--line);border-radius:var(--r);background:var(--white);text-decoration:none;color:var(--char);transition:transform .3s,border-color .3s,box-shadow .3s}
.card p{color:var(--muted);margin:0;font-size:.98rem}
.card h3{font-size:1.2rem}
.dark .card{background:var(--surf);border-color:rgba(197,168,128,.18);color:var(--soft)}
.dark .card p{color:#A9B6C8}
.card:hover,.card:focus-visible{transform:translateY(-4px);border-color:var(--bronze);box-shadow:var(--shadow)}
.badge{display:inline-block;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);border:1px solid rgba(212,175,55,.4);padding:.2rem .6rem;border-radius:99px;margin-bottom:var(--s2)}
.ticks{padding:0;list-style:none;margin:0 0 var(--s3)}
.ticks li{padding-left:1.5rem;position:relative;margin-bottom:.4rem}
.ticks li::before{content:"";position:absolute;left:0;top:.7em;width:.8rem;height:2px;background:var(--gold)}
.steps{display:flex;flex-wrap:wrap;gap:.75rem;list-style:none;padding:0;margin:0 0 var(--s4);counter-reset:s}
.steps li{counter-increment:s;padding:.6rem 1rem;border-left:2px solid var(--gold);background:var(--surf)}
.steps li::before{content:counter(s) ". ";color:var(--gold)}
.photo,.tilt img{width:100%;aspect-ratio:5/6;object-fit:cover;border-radius:var(--r);background:linear-gradient(135deg,var(--slate),var(--navy))}

/* tilt board */
.tilt{position:relative;perspective:1000px;transform-style:preserve-3d;transition:transform .5s ease;border:1px solid var(--bronze);padding:10px;border-radius:var(--r);background:var(--white)}
.tilt::after{content:"";position:absolute;inset:10px;background:linear-gradient(0deg,rgba(15,23,42,.5),transparent 50%),repeating-linear-gradient(0deg,rgba(255,255,255,.12) 0 1px,transparent 1px 40px);pointer-events:none}
.tag{position:absolute;z-index:2;background:rgba(8,15,29,.85);color:var(--soft);font-size:.78rem;padding:.4rem .8rem;border-left:2px solid var(--gold);backdrop-filter:blur(6px)}
.t1{left:-12px;bottom:36px}.t2{right:20px;top:20px}

/* vision/mission */
.glass{padding:clamp(1.5rem,4vw,3rem);border:1px solid rgba(197,168,128,.22);border-radius:var(--r);background:linear-gradient(145deg,rgba(255,255,255,.06),rgba(255,255,255,.015));backdrop-filter:blur(8px);transition:transform .35s,border-color .35s}
.glass svg{color:var(--gold);margin-bottom:var(--s2);transition:transform .6s}
.glass:hover,.glass:focus-visible{transform:translateY(-6px);border-color:var(--bronze)}
.glass:hover svg,.glass:focus-visible svg{transform:rotate(25deg)}

/* gallery */
.pic{padding:0;overflow:hidden;margin:0}
.pic img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--slate);transition:transform .6s}
.pic:hover img{transform:scale(1.05)}
.pic figcaption{padding:var(--s3)}

/* ===== CONTACT ===== */
.info{list-style:none;padding:0}.info li{margin-bottom:.3rem}
.map{aspect-ratio:16/10;margin:var(--s3) 0;border:1px dashed var(--muted);border-radius:var(--r);display:grid;place-items:center;text-align:center;padding:1rem;color:var(--muted);overflow:hidden}
.map iframe{width:100%;height:100%;border:0}
form{background:var(--white);padding:clamp(1.25rem,3vw,2.5rem);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.f{position:relative;margin-bottom:var(--s3)}
.f input,.f select,.f textarea{width:100%;padding:1.4rem .9rem .5rem;font:inherit;color:var(--char);background:var(--soft);border:1px solid #94A3B8;border-radius:var(--r);appearance:none}
.f label{position:absolute;left:.9rem;top:.95rem;color:var(--muted);transition:transform .2s,font-size .2s;transform-origin:left;pointer-events:none}
.f input:not(:placeholder-shown)+label,.f textarea:not(:placeholder-shown)+label,.f input:focus+label,.f textarea:focus+label,.f select:focus+label,.f select:valid+label{transform:translateY(-.65rem) scale(.78)}
.f select:valid+label{}
.f [aria-invalid=true]{border-color:var(--bad)}.f [data-ok=true]{border-color:var(--ok)}
.err{color:var(--bad);font-size:.85rem;margin:.3rem 0 0;min-height:0}
.err:not(:empty)::before{content:"\26A0  "}
.chk{display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:var(--s3);font-size:.92rem}.chk input{width:22px;height:22px;accent-color:var(--navy)}.chk label{flex:1}
#status{margin:var(--s2) 0 0;font-weight:600}#status.ok{color:var(--ok)}#status.warn{color:#92400E}
.f select option{color:#000}

/* ===== FOOTER ===== */
footer{border-top:2px solid var(--bronze);padding-top:var(--s5)}
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--s4)}
footer h2{font-size:1rem;color:var(--bronze)}
footer nav a,footer a{display:block;text-decoration:none;padding:.25rem 0;color:#CBD5E1}
footer a:hover{color:var(--gold)}
.flogo{font:700 1.2rem var(--disp)}
.ph{color:#64748B;font-size:.85rem}
.copy{padding:var(--s3) 0 calc(var(--s3) + 60px);margin-top:var(--s4);border-top:1px solid rgba(255,255,255,.08);font-size:.9rem;color:#94A3B8}
#social{display:flex;gap:1rem;flex-wrap:wrap}#social a{display:inline}

/* ===== WHATSAPP ===== */
.wa{position:fixed;z-index:60;right:calc(1rem + env(safe-area-inset-right));bottom:calc(1rem + env(safe-area-inset-bottom));height:58px;padding:0 1.1rem 0 .9rem;border-radius:99px;background:#25D366;display:flex;align-items:center;gap:.55rem;color:#fff;text-decoration:none;font:600 .95rem var(--body);box-shadow:0 6px 20px rgba(0,0,0,.3)}
.wa:hover{background:#1ebe5b}
@media(max-width:480px){.wa{width:58px;padding:0;justify-content:center}.wa-lbl{display:none}}
.wa:not([hidden])::after{content:"";position:absolute;inset:0;border-radius:99px;border:2px solid #25D366;animation:ring 2.6s ease-out infinite}
@keyframes ring{to{transform:scale(1.5);opacity:0}}
.wa[hidden],#dir[hidden]{display:none}

/* ===== REVEAL (JS only) ===== */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s,transform .8s}
.js .reveal.in{opacity:1;transform:none}

/* ===== BLUEPRINT CURSOR (fine pointers only) ===== */
#cur,#cur-grid{display:none}
@media (hover:hover) and (pointer:fine){
  .cur-on,.cur-on *:not(input):not(textarea):not(select){cursor:none!important}
  .cur-on #cur,.cur-on #cur-grid{display:block}
  #cur-grid{position:fixed;inset:0;z-index:40;pointer-events:none;
    background-image:linear-gradient(rgba(212,175,55,.35) 1px,transparent 1px),linear-gradient(90deg,rgba(212,175,55,.35) 1px,transparent 1px);
    background-size:40px 40px;
    -webkit-mask-image:radial-gradient(circle 170px at var(--mx,-999px) var(--my,-999px),#000,transparent);
    mask-image:radial-gradient(circle 170px at var(--mx,-999px) var(--my,-999px),#000,transparent);opacity:.45}
  #cur{position:fixed;left:0;top:0;z-index:999;pointer-events:none;color:var(--gold);transition:color .25s}
  #cur.on-light{color:var(--navy)}
  #cur .cx,#cur .cy{position:absolute;background:currentColor;opacity:.7}
  #cur .cx{width:44px;height:1px;left:-22px;top:0}#cur .cy{width:1px;height:44px;top:-22px;left:0}
  #cur .ring{position:absolute;left:-26px;top:-26px;width:52px;height:52px;border:1px solid currentColor;border-radius:50%;opacity:0;transform:scale(.4);transition:transform .3s,opacity .3s;background:radial-gradient(currentColor 1.5px,transparent 2px)}
  #cur .ring::before,#cur .ring::after{content:"";position:absolute;background:currentColor}
  #cur .ring::before{left:50%;top:-8px;width:1px;height:8px}#cur .ring::after{left:50%;bottom:-8px;width:1px;height:8px}
  #cur .lbl{position:absolute;left:30px;top:16px;font:600 .68rem/1 var(--body);letter-spacing:.06em;white-space:nowrap;background:rgba(8,15,29,.85);color:var(--gold);padding:.3rem .5rem;border-left:2px solid currentColor}
  #cur.on-light .lbl{background:rgba(255,255,255,.92);color:var(--navy)}
  #cur.hov .ring{opacity:1;transform:scale(1)}
  #cur.hov .cx{width:20px;left:-10px}#cur.hov .cy{height:20px;top:-10px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
  .js .reveal{opacity:1;transform:none}
  #cur-grid{display:none!important}
}

/* ===== HOME SCREEN: ISOMETRIC 3BHK SERVICE PLAN ===== */
.hero{background:radial-gradient(ellipse at 70% 40%,#17253B,#080F1D 70%)}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(197,168,128,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(197,168,128,.07) 1px,transparent 1px);background-size:48px 48px;pointer-events:none}
.hero-in{position:relative;display:grid;gap:2rem;align-items:center;padding:calc(var(--hh) + 2rem) 0 3rem}
@media(min-width:1000px){.hero-in{grid-template-columns:minmax(0,.78fr) minmax(0,1.5fr)}}
.hero h1{font-size:clamp(2.4rem,4.4vw,4.4rem);max-width:13ch}
.sub{max-width:38ch}
.cta{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:var(--s3)}
.btn.line{border-color:var(--bronze);color:var(--soft)}.btn.line:hover{background:rgba(197,168,128,.12)}
.cap{border-left:2px solid var(--gold);padding-left:1rem;min-height:7.5rem}
.cap h2{font-size:1.25rem;margin-bottom:.3rem}.cap p{color:#CBD5E1;font-size:.98rem}
.chips{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;padding:0;margin:var(--s2) 0 0}
.chips a{display:block;padding:.5rem .9rem;border:1px solid rgba(197,168,128,.4);border-radius:99px;text-decoration:none;font-size:.9rem}
@media(min-width:1000px){.chips{display:none}}
.planbox{perspective:1500px;display:grid;place-items:center;padding:1rem 0}
.plan{width:min(100%,520px);height:auto;overflow:visible;transform:rotateX(20deg) rotateZ(-2deg);transform-origin:50% 55%;transition:transform .35s ease-out}
.plan .outer{fill:#0e1a30;stroke:#cfd3da;stroke-width:9;stroke-linejoin:miter}
.plan .wall{fill:none;stroke:#cfd3da;stroke-width:5;stroke-linejoin:miter;pointer-events:none}
.plan .tint{fill:#D4AF37;opacity:0;transition:opacity .3s;pointer-events:none}
.plan .bl{font:600 10px var(--body);fill:#0F172A;text-anchor:middle}
.plan text.rl{font:700 14px var(--body);fill:#fff;stroke:rgba(8,15,29,.75);stroke-width:3.2px;paint-order:stroke;text-anchor:middle;pointer-events:none}
.room{cursor:pointer;outline:none;transform-box:fill-box;transform-origin:center;transition:transform .35s cubic-bezier(.2,.7,.2,1),filter .35s}
.room:hover,.room:focus-visible{transform:translateY(-9px) scale(1.035);filter:url(#lift)}
.room:hover .tint,.room:focus-visible .tint{opacity:.38}
.room:focus-visible .wall{stroke:#D4AF37;stroke-width:6}
.room .in{animation:rise .9s calc(var(--i) * .09s) cubic-bezier(.2,.7,.2,1) both}
@keyframes rise{from{opacity:0;transform:translateY(-40px)}to{opacity:1;transform:none}}

/* back to top */
.top{position:fixed;z-index:59;right:calc(1rem + env(safe-area-inset-right));bottom:calc(1rem + 58px + .8rem + env(safe-area-inset-bottom));width:48px;height:48px;border-radius:50%;border:1px solid var(--bronze);background:rgba(8,15,29,.9);color:var(--gold);display:grid;place-items:center;cursor:pointer;box-shadow:0 6px 20px rgba(0,0,0,.35);transition:transform .25s,background .25s,opacity .25s}
.top[hidden]{display:none}
.top:hover{transform:translateY(-3px);background:var(--gold);color:var(--navy)}