/* ============================================================
   AirGuard Windows — premium architectural theme
   ============================================================ */
:root{
  --ink:#0a0e14;          /* near-black */
  --ink-2:#10151f;
  --panel:#141b27;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.06);
  --txt:#e9edf3;
  --muted:#9aa6b8;
  --muted-2:#6f7c91;
  --navy:#0e3b78;         /* AirGuard deep navy */
  --navy-2:#0a2c5c;
  --gold:#1c9de8;         /* AirGuard bright blue (brand accent) */
  --gold-2:#5cc4f2;       /* AirGuard light blue */
  --glass:#7fb6d6;        /* glass-blue accent */
  --white:#ffffff;
  --maxw:1240px;
  --r:16px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:"Fraunces",Georgia,serif;
  --sans:"Inter",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--ink);color:var(--txt);font-family:var(--sans);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.08;letter-spacing:-.01em}
em{font-style:italic;color:var(--gold-2)}
.kicker{display:inline-block;font-family:var(--sans);font-weight:600;font-size:.74rem;
  letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;font-family:var(--sans);font-weight:600;
  font-size:.95rem;padding:15px 26px;border-radius:100px;transition:.35s var(--ease);cursor:pointer;
  border:1px solid transparent;white-space:nowrap}
.btn--gold{background:linear-gradient(120deg,var(--navy),var(--gold));color:#fff;
  box-shadow:0 8px 30px -10px rgba(28,157,232,.6)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 14px 40px -10px rgba(28,157,232,.85)}
.btn--ghost{border-color:var(--line);color:var(--txt);backdrop-filter:blur(6px)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold-2)}
.btn--lg{padding:18px 34px;font-size:1.02rem}
.btn--block{width:100%;justify-content:center}

/* ---------- top bar ---------- */
.topbar{background:#06090e;border-bottom:1px solid var(--line-2);font-size:.82rem}
.topbar__in{display:flex;justify-content:space-between;align-items:center;height:42px}
.topbar__tag{color:var(--muted)}
.topbar__links{display:flex;gap:22px}
.topbar__phone{color:var(--gold-2);font-weight:600}
.topbar__mail{color:var(--muted)}
.topbar__links a:hover{color:var(--white)}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:60;backdrop-filter:blur(14px);
  background:rgba(10,14,20,.72);border-bottom:1px solid transparent;transition:.4s var(--ease)}
.nav.scrolled{background:rgba(8,11,16,.92);border-bottom-color:var(--line-2)}
.nav__in{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand{display:flex;align-items:center;gap:11px}
.brand__logo{height:40px;width:auto;display:block}
.brand__txt{font-family:var(--sans);font-weight:700;letter-spacing:.12em;font-size:1.02rem}
.brand__txt span{color:var(--gold)}
.foot__logo{height:84px;width:auto;display:block;margin-bottom:14px}
.foot__lockup{display:inline-flex;align-items:center;gap:12px;margin-bottom:16px}
.foot__lockup .brand__logo{height:50px;width:auto}
.foot__lockup .brand__txt{font-family:var(--sans);font-weight:700;letter-spacing:.1em;font-size:1.4rem}
.foot__lockup .brand__txt span{color:var(--gold)}
.nav__menu{display:flex;gap:34px;margin-left:auto}
.nav__menu a{font-size:.92rem;font-weight:500;color:var(--muted);position:relative}
.nav__menu a:hover{color:var(--white)}
.nav__menu a.active{color:#fff}
.nav__menu a.active::after{width:100%}
.nav__menu a::after{content:"";position:absolute;left:0;bottom:-7px;width:0;height:2px;
  background:var(--gold);transition:.3s var(--ease)}
.nav__menu a:hover::after{width:100%}
.nav__cta{margin-left:8px}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav__burger span{width:24px;height:2px;background:var(--txt);transition:.3s}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;
  padding-top:60px;overflow:hidden}
.hero__media{position:absolute;inset:0;z-index:0}
.hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.05);
  animation:kenburns 34s ease-in-out infinite alternate;will-change:transform}
@keyframes kenburns{from{transform:scale(1.05)}to{transform:scale(1.13)}}
@media(prefers-reduced-motion:reduce){.hero__img{animation:none;transform:scale(1.03)}}
.hero__media::before{content:"";position:absolute;inset:0;background:var(--ink);opacity:.35;z-index:1}
.hero__scrim{position:absolute;inset:0;z-index:2;
  background:linear-gradient(90deg,rgba(8,11,16,.92) 0%,rgba(8,11,16,.7) 38%,rgba(8,11,16,.25) 70%,transparent 100%),
             linear-gradient(0deg,rgba(8,11,16,.95) 0%,transparent 42%)}
.hero__in{position:relative;z-index:3;flex:1;display:flex;flex-direction:column;justify-content:center;
  max-width:860px;padding-top:40px;padding-bottom:60px}
.hero__eyebrow{font-weight:600;font-size:.8rem;letter-spacing:.3em;color:var(--gold);margin-bottom:22px}
.hero__h1{font-size:clamp(2.6rem,6.4vw,5rem);font-weight:600;margin-bottom:24px}
.hero__sub{font-size:clamp(1.05rem,1.7vw,1.3rem);color:var(--muted);max-width:600px;margin-bottom:34px}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap}
.hero__stats{position:relative;z-index:3;border-top:1px solid var(--line-2);
  background:rgba(6,9,14,.55);backdrop-filter:blur(8px)}
.hero__stats-in{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:26px 28px}
.stat{display:flex;flex-direction:column;gap:4px}
.stat__n{font-family:var(--serif);font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:600;color:var(--white)}
.stat__l{font-size:.82rem;color:var(--muted-2);letter-spacing:.04em;text-transform:uppercase}

/* ---------- trust marquee ---------- */
.trust{padding:54px 0 10px;text-align:center;border-bottom:1px solid var(--line-2)}
.trust__lead{color:var(--muted-2);font-size:.82rem;letter-spacing:.18em;text-transform:uppercase;margin-bottom:26px}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee__track{display:inline-flex;gap:26px;white-space:nowrap;align-items:center;
  font-family:var(--serif);font-size:1.55rem;color:var(--muted);animation:scroll 38s linear infinite}
.marquee__track span:nth-child(even){color:var(--gold);font-size:1rem}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- section heads ---------- */
section{position:relative}
.sec-head{max-width:680px;margin-bottom:54px}
.sec-head h2{font-size:clamp(2rem,4vw,3.1rem);margin-bottom:14px}
.sec-head p{color:var(--muted)}

/* ---------- intro ---------- */
.intro{padding:96px 0}
.intro__in{display:grid;grid-template-columns:1fr 1.15fr;gap:60px;align-items:start}
.intro__lead h2{font-size:clamp(1.9rem,3.4vw,2.7rem)}
.intro__body p{color:var(--muted);margin-bottom:18px;font-size:1.06rem}
.intro__body strong{color:var(--txt)}

/* ---------- projects ---------- */
.projects{padding:40px 0 100px}
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcard{background:var(--panel);border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden;
  transition:.45s var(--ease);display:flex;flex-direction:column}
.pcard:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:0 30px 60px -30px rgba(0,0,0,.8)}
.pcard--lg{grid-column:span 2;flex-direction:row}
.pcard__img{height:210px;background-size:cover;background-position:center;position:relative;
  background-color:#1c2533}
.pcard--lg .pcard__img{height:auto;min-height:340px;flex:1.1}
.pcard__img::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 50%,rgba(20,27,39,.5))}
.pcard__body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.pcard--lg .pcard__body{justify-content:center;padding:40px}
.pcard__loc{font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
.pcard h3{font-size:1.5rem}
.pcard--lg h3{font-size:2.1rem}
.pcard p{color:var(--muted);font-size:.96rem}
.pcard p strong{color:var(--txt)}
.pcard__stats{list-style:none;display:flex;gap:20px;flex-wrap:wrap;margin-top:auto;padding-top:14px;
  border-top:1px solid var(--line-2)}
.pcard__stats li{font-size:.82rem;color:var(--muted-2)}
.pcard__stats b{display:block;font-family:var(--serif);font-size:1.3rem;color:var(--gold-2);font-weight:600}
.projects__more{margin-top:40px;display:flex;justify-content:space-between;align-items:center;gap:30px;
  padding:30px;background:var(--ink-2);border:1px solid var(--line-2);border-radius:var(--r);flex-wrap:wrap}
.projects__more p{color:var(--muted-2);font-size:.92rem;max-width:680px}

/* ---------- before/after ---------- */
.ba{padding:90px 0;background:var(--ink-2)}
.ba__stage{position:relative;border-radius:var(--r);overflow:hidden;aspect-ratio:16/9;
  border:1px solid var(--line);user-select:none;background:#1c2533}
.ba__after,.ba__before{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba__before{clip-path:inset(0 50% 0 0)}
.ba__divider{position:absolute;top:0;bottom:0;left:50%;width:2px;background:var(--gold);
  transform:translateX(-1px);z-index:3;box-shadow:0 0 14px rgba(28,157,232,.8)}
.ba__badge{position:absolute;top:18px;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  padding:7px 13px;border-radius:100px;background:rgba(6,9,14,.7);backdrop-filter:blur(6px);z-index:4}
.ba__badge--before{left:18px;color:var(--muted)}
.ba__badge--after{right:18px;color:var(--gold-2)}
.ba__handle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:5;
  width:48px;height:48px;border-radius:50%;background:var(--gold);color:#fff;display:grid;place-items:center;
  font-weight:700;box-shadow:0 8px 24px rgba(0,0,0,.5);pointer-events:none;letter-spacing:-2px}
.ba__range{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0;z-index:6}

/* ---------- services ---------- */
.services{padding:100px 0}
.sgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.scard{padding:38px 34px;border:1px solid var(--line-2);border-radius:var(--r);
  background:linear-gradient(160deg,var(--panel),var(--ink-2));transition:.4s var(--ease);position:relative;overflow:hidden}
.scard::before{content:"";position:absolute;left:0;top:0;width:3px;height:0;background:var(--gold);transition:.4s var(--ease)}
.scard:hover{transform:translateY(-4px);border-color:var(--line)}
.scard:hover::before{height:100%}
.scard__num{font-family:var(--serif);font-size:.9rem;color:var(--gold);letter-spacing:.1em}
.scard h3{font-size:1.5rem;margin:10px 0 12px}
.scard p{color:var(--muted);font-size:.98rem}

/* ---------- scroll-scrub hero ---------- */
.shero{position:relative;background:var(--ink)}
.shero--scroll{height:340vh}
.shero__sticky{position:relative;height:100vh;overflow:hidden}
.shero--scroll .shero__sticky{position:sticky;top:0}
.shero__vid{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transform:scale(1.04)}
.shero .hero__scrim{z-index:1}
.shero__stage{position:absolute;inset:0;z-index:3}
.shero__wrap{position:absolute;inset:0;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.sbeat{position:absolute;top:50%;left:28px;right:28px;max-width:920px;
  transform:translateY(calc(-50% + 30px));opacity:0;
  transition:opacity .42s var(--ease),transform .55s var(--ease);pointer-events:none}
.sbeat.on{opacity:1;transform:translateY(-50%);pointer-events:auto}
.sbeat .hero__eyebrow{margin-bottom:20px}
.sbeat .hero__cta{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.shero__hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:4;
  display:flex;flex-direction:column;align-items:center;gap:9px;color:var(--muted-2);
  font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;transition:opacity .4s}
.shero__hint.hide{opacity:0}
.shero__hint i{width:22px;height:34px;border:2px solid var(--muted-2);border-radius:12px;position:relative}
.shero__hint i::after{content:"";position:absolute;left:50%;top:6px;width:3px;height:6px;border-radius:2px;
  background:var(--gold);transform:translateX(-50%);animation:scrolldot 1.6s infinite}
@keyframes scrolldot{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}100%{opacity:0;transform:translate(-50%,11px)}}
.statsband{background:#06090e;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
@media(max-width:760px){ .shero--scroll{height:100vh} .sbeat{left:0;right:0} }

/* ---------- award / recognition ---------- */
.award-sec{padding:80px 0}
.award-sec__in{display:grid;grid-template-columns:1.1fr 1fr;gap:54px;align-items:center}
.award-sec__media{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);
  box-shadow:0 40px 90px -40px rgba(0,0,0,.9)}
.award-sec__media img{width:100%;display:block}
.award-sec__media::after{content:"★ 2025";position:absolute;top:16px;left:16px;font-size:.72rem;letter-spacing:.14em;
  color:#08111c;background:linear-gradient(120deg,var(--gold-2),var(--gold));padding:7px 13px;border-radius:100px;font-weight:700}
.award-sec__txt h2{font-size:clamp(1.9rem,3.4vw,2.7rem);margin:8px 0 14px}
.award-sec__txt p{color:var(--muted);margin-bottom:22px}
.award-sec__txt strong{color:var(--txt)}
.award-badges{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}
.award-badges img{height:120px;border-radius:10px;border:1px solid var(--line-2)}
@media(max-width:860px){.award-sec__in{grid-template-columns:1fr;gap:34px}}

/* ---------- real work showcase ---------- */
.showcase{padding:90px 0}
.showcase__in{display:grid;grid-template-columns:1.05fr 1fr;gap:54px;align-items:center}
.showcase__media{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);
  box-shadow:0 40px 80px -40px rgba(0,0,0,.9)}
.showcase__media img{width:100%;height:100%;object-fit:cover;display:block}
.showcase__tag{position:absolute;left:16px;bottom:16px;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-2);background:rgba(6,9,14,.72);backdrop-filter:blur(6px);padding:8px 14px;border-radius:100px}
.showcase__txt h2{font-size:clamp(1.9rem,3.4vw,2.7rem);margin:6px 0 14px}
.showcase__txt p{color:var(--muted);margin-bottom:22px}
.showcase__mini{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:26px}
.showcase__mini--3{grid-template-columns:repeat(3,1fr)}
.showcase__mini figure{border-radius:12px;overflow:hidden;border:1px solid var(--line-2);position:relative}
.showcase__mini img{width:100%;height:150px;object-fit:cover;display:block;transition:.5s var(--ease)}
.showcase__mini figure:hover img{transform:scale(1.06)}
.showcase__mini figcaption{position:absolute;left:0;right:0;bottom:0;padding:8px 12px;font-size:.78rem;
  color:var(--txt);background:linear-gradient(0deg,rgba(6,9,14,.9),transparent)}

/* ---------- difference ---------- */
.diff{padding:100px 0;background:var(--ink-2)}
.diff__in{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:start}
.diff__head{position:sticky;top:100px}
.diff__head h2{font-size:clamp(2rem,3.6vw,2.9rem);margin-bottom:14px}
.diff__head p{color:var(--muted)}
.diff__list{display:grid;grid-template-columns:1fr 1fr;gap:30px 36px}
.ditem h3{font-size:1.18rem;margin-bottom:8px;display:flex;align-items:center;gap:9px}
.ditem h3::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--gold);flex:none}
.ditem p{color:var(--muted);font-size:.95rem}

/* ---------- process ---------- */
.process{padding:100px 0}
.steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.step{position:relative;padding:30px 22px;border:1px solid var(--line-2);border-radius:var(--r);
  background:var(--panel);transition:.4s var(--ease)}
.step:hover{border-color:var(--gold);transform:translateY(-4px)}
.step__n{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;
  border:1px solid var(--gold);color:var(--gold);font-family:var(--serif);font-size:1.2rem;margin-bottom:16px}
.step h3{font-size:1.12rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.9rem}

/* ---------- band ---------- */
.band{padding:30px 0}
.band__in{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  padding:54px;border-radius:24px;
  background:radial-gradient(120% 160% at 0% 0%,rgba(28,157,232,.18),transparent 60%),var(--ink-2);
  border:1px solid var(--line)}
.band__in h2{font-size:clamp(1.6rem,3vw,2.4rem);margin-bottom:8px}
.band__in p{color:var(--muted)}

/* ---------- area ---------- */
.area{padding:100px 0}
.area__in{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center}
.area__txt h2{font-size:clamp(1.9rem,3.4vw,2.7rem);margin-bottom:14px}
.area__txt p{color:var(--muted)}
.area__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.area__cols h4{font-family:var(--sans);font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold);margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--line-2)}
.area__cols p{font-size:.92rem;color:var(--muted)}

/* ---------- faq ---------- */
.faq{padding:90px 0;background:var(--ink-2)}
.faq__list{max-width:820px}
.faq details{border-bottom:1px solid var(--line-2);padding:6px 0}
.faq summary{cursor:pointer;list-style:none;padding:22px 0;font-family:var(--serif);font-size:1.22rem;
  display:flex;justify-content:space-between;align-items:center;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold);font-size:1.6rem;transition:.3s var(--ease);flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--muted);padding:0 0 22px}

/* ---------- contact ---------- */
.contact{padding:100px 0}
.contact__in{display:grid;grid-template-columns:1fr 1.05fr;gap:60px;align-items:start}
.contact__info h2{font-size:clamp(2rem,3.6vw,2.9rem);margin-bottom:14px}
.contact__info p{color:var(--muted);margin-bottom:30px}
.contact__meta{list-style:none;display:grid;gap:18px}
.contact__meta li{display:grid;grid-template-columns:70px 1fr;align-items:baseline;gap:14px;
  padding-bottom:16px;border-bottom:1px solid var(--line-2)}
.contact__meta span{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2)}
.contact__meta a{color:var(--gold-2);font-weight:600;font-size:1.05rem}
.contact__form{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:34px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:.8rem;color:var(--muted);letter-spacing:.04em}
.field input,.field select,.field textarea{background:var(--ink);border:1px solid var(--line);border-radius:10px;
  padding:13px 15px;color:var(--txt);font-family:var(--sans);font-size:.96rem;transition:.25s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact__note{margin-top:14px;color:var(--gold-2);font-size:.9rem;text-align:center}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line-2);padding:70px 0 0;background:#06090e}
.foot__in{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:50px}
.foot__brand p{color:var(--muted-2);font-size:.92rem;margin-top:16px;max-width:380px}
.foot__col h4{font-family:var(--sans);font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted-2);margin-bottom:18px}
.foot__col a,.foot__col span{display:block;color:var(--muted);font-size:.94rem;margin-bottom:11px}
.foot__col a:hover{color:var(--gold-2)}
.foot__bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:24px 28px;border-top:1px solid var(--line-2);color:var(--muted-2);font-size:.82rem}

/* ---------- call fab ---------- */
.callfab{position:fixed;right:22px;bottom:22px;z-index:50;width:58px;height:58px;border-radius:50%;
  display:none;place-items:center;background:linear-gradient(120deg,var(--navy),var(--gold));color:#fff;
  font-size:1.4rem;box-shadow:0 10px 30px -8px rgba(28,157,232,.7)}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   ARIA — AI assistant
   ============================================================ */
.aria-orb{width:30px;height:30px;border-radius:50%;flex:none;position:relative;
  background:radial-gradient(circle at 32% 30%,#bfe9ff,var(--gold) 45%,var(--navy) 100%);
  box-shadow:0 0 0 0 rgba(28,157,232,.6);animation:ariaPulse 2.6s ease-in-out infinite}
.aria-orb::after{content:"";position:absolute;inset:3px;border-radius:50%;
  background:radial-gradient(circle at 65% 70%,rgba(255,255,255,.5),transparent 55%)}
.aria-orb--sm{width:24px;height:24px}
@keyframes ariaPulse{0%,100%{box-shadow:0 0 0 0 rgba(28,157,232,.55)}50%{box-shadow:0 0 0 9px rgba(28,157,232,0)}}

.aria-launcher{position:fixed;right:22px;bottom:22px;z-index:90;display:flex;align-items:center;gap:11px;
  padding:11px 18px 11px 12px;border:1px solid rgba(124,182,214,.35);border-radius:100px;cursor:pointer;
  background:linear-gradient(120deg,rgba(14,59,120,.92),rgba(10,21,40,.92));backdrop-filter:blur(12px);
  color:#fff;font-family:var(--sans);font-weight:600;font-size:.92rem;
  box-shadow:0 14px 40px -12px rgba(28,157,232,.6);transition:.35s var(--ease)}
.aria-launcher:hover{transform:translateY(-2px);box-shadow:0 20px 50px -12px rgba(28,157,232,.8)}
.aria-launcher.hide{opacity:0;pointer-events:none;transform:translateY(10px) scale(.9)}

.aria-panel{position:fixed;right:22px;bottom:22px;z-index:95;width:min(390px,calc(100vw - 32px));
  height:min(600px,calc(100vh - 40px));display:flex;flex-direction:column;overflow:hidden;
  border:1px solid rgba(124,182,214,.22);border-radius:20px;
  background:linear-gradient(180deg,rgba(16,21,31,.97),rgba(8,11,16,.98));backdrop-filter:blur(18px);
  box-shadow:0 40px 100px -30px rgba(0,0,0,.9),0 0 0 1px rgba(28,157,232,.08);
  opacity:0;transform:translateY(16px) scale(.97);pointer-events:none;transform-origin:bottom right;
  transition:.4s var(--ease)}
.aria-panel.open{opacity:1;transform:none;pointer-events:auto}
.aria-head{display:flex;align-items:center;gap:11px;padding:15px 16px;border-bottom:1px solid var(--line-2);
  background:radial-gradient(120% 200% at 100% 0%,rgba(28,157,232,.16),transparent 60%)}
.aria-head__t{display:flex;flex-direction:column;line-height:1.2;flex:1}
.aria-head__t b{font-family:var(--sans);font-size:.98rem;letter-spacing:.04em}
.aria-head__t span{font-size:.72rem;color:var(--muted-2)}
.aria-close{background:none;border:0;color:var(--muted);font-size:1.5rem;cursor:pointer;line-height:1}
.aria-close:hover{color:#fff}
.aria-log{flex:1;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth}
.aria-msg{display:flex;flex-direction:column;max-width:90%}
.aria-msg--user{align-self:flex-end;align-items:flex-end}
.aria-bubble{padding:11px 14px;border-radius:14px;font-size:.92rem;line-height:1.5}
.aria-msg--bot .aria-bubble{background:rgba(124,182,214,.10);border:1px solid var(--line-2);border-bottom-left-radius:4px;color:var(--txt)}
.aria-msg--user .aria-bubble{background:linear-gradient(120deg,var(--navy),var(--gold));color:#fff;border-bottom-right-radius:4px}
.aria-bubble a{color:var(--gold-2);text-decoration:underline}
.aria-bubble b{color:#fff}
.aria-brief{margin:8px 0;padding:11px 13px;border-radius:10px;background:rgba(28,157,232,.10);
  border:1px solid rgba(28,157,232,.25);font-size:.86rem;line-height:1.7}
.aria-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:9px}
.aria-chip{font-family:var(--sans);font-size:.8rem;font-weight:500;color:var(--gold-2);cursor:pointer;
  padding:7px 12px;border-radius:100px;background:rgba(28,157,232,.08);border:1px solid rgba(28,157,232,.3);
  transition:.25s var(--ease)}
.aria-chip:hover{background:var(--gold);color:#08111c;border-color:var(--gold)}
.aria-typing{display:inline-flex;gap:4px;align-items:center}
.aria-typing span{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:ariaDot 1.2s infinite}
.aria-typing span:nth-child(2){animation-delay:.2s}.aria-typing span:nth-child(3){animation-delay:.4s}
@keyframes ariaDot{0%,60%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}
.aria-input{display:flex;gap:8px;padding:12px 14px;border-top:1px solid var(--line-2)}
.aria-input input{flex:1;background:var(--ink);border:1px solid var(--line);border-radius:100px;
  padding:11px 15px;color:var(--txt);font-family:var(--sans);font-size:.9rem}
.aria-input input:focus{outline:none;border-color:var(--gold)}
.aria-input button{width:42px;flex:none;border:0;border-radius:50%;cursor:pointer;color:#fff;font-size:1rem;
  background:linear-gradient(120deg,var(--navy),var(--gold))}
.aria-foot{text-align:center;font-size:.68rem;color:var(--muted-2);padding:0 0 10px}

/* ============================================================
   Futuristic layer
   ============================================================ */
/* scroll progress bar */
.scrollbar{position:fixed;top:0;left:0;height:3px;width:0;z-index:100;
  background:linear-gradient(90deg,var(--navy),var(--gold),var(--gold-2));box-shadow:0 0 12px rgba(28,157,232,.7)}
/* cursor spotlight */
.spotlight{position:fixed;width:480px;height:480px;border-radius:50%;pointer-events:none;z-index:1;
  background:radial-gradient(circle,rgba(28,157,232,.10),transparent 65%);transform:translate(-50%,-50%);
  left:-999px;top:-999px;transition:opacity .4s;mix-blend-mode:screen}
/* animated aurora + grid in hero */
.hero__aurora{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.hero__aurora::before,.hero__aurora::after{content:"";position:absolute;width:60vw;height:60vw;border-radius:50%;
  filter:blur(80px);opacity:.5;mix-blend-mode:screen}
.hero__aurora::before{background:radial-gradient(circle,rgba(28,157,232,.5),transparent 60%);
  left:-10vw;top:-20vw;animation:drift1 18s ease-in-out infinite alternate}
.hero__aurora::after{background:radial-gradient(circle,rgba(92,196,242,.4),transparent 60%);
  right:-15vw;bottom:-25vw;animation:drift2 22s ease-in-out infinite alternate}
@keyframes drift1{to{transform:translate(8vw,6vw) scale(1.2)}}
@keyframes drift2{to{transform:translate(-7vw,-5vw) scale(1.15)}}
.hero__grid{position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.18;
  background-image:linear-gradient(rgba(124,182,214,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(124,182,214,.5) 1px,transparent 1px);
  background-size:54px 54px;-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000,transparent 75%);
          mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000,transparent 75%)}
/* 3D tilt cards */
.tilt{transform-style:preserve-3d;transition:transform .25s var(--ease)}
/* glow chip used on inner page heroes */
.glowtag{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:100px;font-size:.78rem;
  letter-spacing:.12em;text-transform:uppercase;color:var(--gold-2);
  background:rgba(28,157,232,.08);border:1px solid rgba(28,157,232,.3)}
.glowtag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 10px var(--gold);animation:ariaPulse 2s infinite}

@media(max-width:600px){
  .aria-launcher__txt{display:none}
  .aria-launcher{padding:13px}
}

/* ---------- inner-page subhero ---------- */
.subhero{position:relative;padding:140px 0 72px;overflow:hidden;border-bottom:1px solid var(--line-2);
  background:radial-gradient(120% 150% at 82% -10%,rgba(14,59,120,.45),transparent 55%),var(--ink)}
.subhero__in{position:relative;z-index:3;max-width:820px}
.subhero h1{font-size:clamp(2.3rem,5vw,3.8rem);margin:16px 0 14px}
.subhero p{color:var(--muted);font-size:1.12rem;max-width:660px}
.section{padding:90px 0}
.section--alt{background:var(--ink-2)}
.lead-row{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.prose{max-width:760px}
.prose p{color:var(--muted);margin-bottom:18px;font-size:1.05rem}
.prose h3{font-size:1.5rem;margin:30px 0 12px}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:34px}
.filter{font-family:var(--sans);font-size:.86rem;font-weight:500;color:var(--muted);cursor:pointer;
  padding:9px 18px;border-radius:100px;background:var(--panel);border:1px solid var(--line-2);transition:.25s var(--ease)}
.filter:hover{color:#fff;border-color:var(--line)}
.filter.on{background:linear-gradient(120deg,var(--navy),var(--gold));color:#fff;border-color:transparent}
.imgcard{border-radius:var(--r);overflow:hidden;border:1px solid var(--line-2);background:var(--panel)}
.imgcard__img{height:210px;background-size:cover;background-position:center}
.imgcard__b{padding:22px 22px 24px}
.imgcard__b .pcard__loc{display:block;margin-bottom:8px}
.statbig{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:10px}
.statbig div{padding:24px;border:1px solid var(--line-2);border-radius:var(--r);background:var(--panel);text-align:center}
.statbig b{display:block;font-family:var(--serif);font-size:2.2rem;color:var(--gold-2)}
.statbig span{font-size:.82rem;color:var(--muted-2);text-transform:uppercase;letter-spacing:.06em}
.full-img{width:100%;border-radius:var(--r);border:1px solid var(--line);overflow:hidden}
@media(max-width:860px){.lead-row{grid-template-columns:1fr}.statbig{grid-template-columns:1fr 1fr}}

/* ---------- project map ---------- */
.mapwrap{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);height:520px;
  box-shadow:0 40px 90px -40px rgba(0,0,0,.9)}
#agwMap{height:100%;width:100%;background:#0a0e14}
.agw-pin span{display:block;width:16px;height:16px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 0 4px rgba(28,157,232,.3),0 0 14px var(--gold);animation:ariaPulse 2.4s infinite;cursor:pointer}
.leaflet-popup-content-wrapper,.leaflet-popup-tip{background:#141b27;color:#e9edf3;
  border:1px solid var(--line);box-shadow:0 18px 50px -20px rgba(0,0,0,.9)}
.leaflet-popup-content{margin:11px 14px;font-family:var(--sans);font-size:.92rem}
.leaflet-popup-content b{color:#fff}
.leaflet-container a.leaflet-popup-close-button{color:var(--muted)}
.leaflet-bar a{background:#141b27;color:#e9edf3;border-color:var(--line-2)}
.leaflet-bar a:hover{background:#1c2533}
.mapwrap__hint{position:absolute;left:14px;bottom:14px;z-index:500;font-size:.74rem;color:var(--muted);
  background:rgba(6,9,14,.7);backdrop-filter:blur(6px);padding:6px 12px;border-radius:100px;pointer-events:none}

/* ---------- estimator + booking ---------- */
.toolgrid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:start}
.tool{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:32px}
.tool h2{font-size:1.5rem;margin-bottom:6px}
.tool .sub{color:var(--muted);font-size:.92rem;margin-bottom:22px}
.seg{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:4px}
.seg label{cursor:pointer;padding:9px 15px;border-radius:100px;border:1px solid var(--line);
  font-size:.85rem;color:var(--muted);transition:.2s var(--ease)}
.seg input{position:absolute;opacity:0;width:0;height:0}
.seg label:has(input:checked){background:linear-gradient(120deg,var(--navy),var(--gold));color:#fff;border-color:transparent}
.seg label:hover{color:#fff}
.range-row{display:flex;align-items:center;gap:16px}
.range-row input[type=range]{flex:1;accent-color:var(--gold);height:4px}
.est-count{font-family:var(--serif);font-size:1.5rem;color:var(--gold-2);min-width:92px;text-align:right}
.est-out{margin-top:22px;padding:24px;border-radius:16px;
  background:linear-gradient(160deg,rgba(28,157,232,.14),var(--ink-2));border:1px solid rgba(28,157,232,.3)}
.est-figure{font-family:var(--serif);font-size:clamp(2rem,5vw,2.8rem);color:#fff;line-height:1.1}
.est-sub{color:var(--muted);margin-bottom:14px}
.est-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:8px 0 4px}
.est-grid div{text-align:center;padding:14px 10px;border:1px solid var(--line-2);border-radius:10px;background:var(--ink)}
.est-grid b{display:block;font-family:var(--serif);font-size:1.25rem;color:var(--gold-2)}
.est-grid span{font-size:.72rem;color:var(--muted-2)}
.est-disclaimer{font-size:.82rem;color:var(--muted-2);margin:14px 0 16px;line-height:1.6}
.bk-note{margin-top:14px;color:var(--gold-2);font-size:.9rem;text-align:center}
@media(max-width:860px){.toolgrid{grid-template-columns:1fr}.est-grid{grid-template-columns:1fr 1fr}}

/* ============ RESPONSIVE ============ */
@media(max-width:980px){
  .intro__in,.diff__in,.area__in,.contact__in,.showcase__in{grid-template-columns:1fr;gap:40px}
  .diff__head{position:static}
  .pgrid{grid-template-columns:repeat(2,1fr)}
  .pcard--lg{grid-column:span 2;flex-direction:column}
  .pcard--lg .pcard__img{min-height:240px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot__in{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .topbar__tag{display:none}
  .topbar__in{justify-content:center}
  .nav__menu,.nav__cta{display:none}
  .nav__burger{display:flex}
  .nav__menu.open{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;
    background:rgba(8,11,16,.98);padding:24px 28px;gap:20px;border-bottom:1px solid var(--line)}
  .hero__stats-in{grid-template-columns:1fr 1fr;gap:18px}
  .pgrid,.sgrid,.diff__list,.area__cols,.steps,.foot__in,.row{grid-template-columns:1fr}
  .pcard--lg{grid-column:span 1}
  .marquee__track{font-size:1.2rem}
  .callfab{display:grid}
  .band__in{padding:36px 26px}
}