/* =========================================================
   AkaTech Solutions — Main Stylesheet
   Design system: Signal Blue / Circuit Ink
   ========================================================= */

:root{
  /* Color tokens */
  --navy-950:#0A1122;
  --navy-900:#0F172E;
  --navy-800:#16213E;
  --blue-600:#2F6FED;
  --blue-500:#4C82F0;
  --blue-100:#E7EFFE;
  --ink-900:#0E1526;
  --slate-600:#5B6472;
  --slate-400:#8A93A3;
  --paper-0:#FFFFFF;
  --paper-50:#F6F8FC;
  --paper-100:#EEF2F9;
  --coral-500:#FF6B45;
  --coral-600:#F0522B;
  --line:#E3E8F0;
  --success:#1FAA6A;

  /* Typography */
  --font-display:'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:'Inter', 'Segoe UI', sans-serif;

  /* Layout */
  --container-max:1200px;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:24px;
  --shadow-sm:0 2px 8px rgba(15,23,42,0.06);
  --shadow-md:0 8px 30px rgba(15,23,42,0.10);
  --shadow-lg:0 20px 60px rgba(15,23,42,0.16);
  --header-h:76px;
}

/* =========================================================
   Reset & base
   ========================================================= */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }

html{
  scroll-behavior:smooth;
  scroll-padding-top:var(--header-h);
}

body{
  font-family:var(--font-body);
  color:var(--ink-900);
  background:var(--paper-0);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; }
input,textarea,select{ font-family:inherit; font-size:inherit; }

h1,h2,h3,h4{
  font-family:var(--font-display);
  line-height:1.15;
  letter-spacing:-0.01em;
  color:var(--ink-900);
}

.container{
  width:100%;
  max-width:var(--container-max);
  margin:0 auto;
  padding:0 24px;
}

section{ position:relative; }

/* Visible keyboard focus */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible{
  outline:3px solid var(--blue-500);
  outline-offset:2px;
  border-radius:4px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

/* =========================================================
   Preloader
   ========================================================= */
#preloader{
  position:fixed; inset:0; z-index:9999;
  background:var(--navy-950);
  display:flex; align-items:center; justify-content:center;
  transition:opacity .5s ease, visibility .5s ease;
}
#preloader.loaded{ opacity:0; visibility:hidden; }
.loader-mark{
  position:relative;
  width:64px; height:64px;
  display:grid; place-items:center;
}
.loader-mark svg{ width:64px; height:64px; }
.loader-ring{
  fill:none; stroke:var(--blue-500); stroke-width:3;
  stroke-dasharray:180; stroke-dashoffset:180;
  transform-origin:center;
  animation:loader-spin 1.4s linear infinite, loader-dash 1.4s ease-in-out infinite;
}
@keyframes loader-spin{ to{ transform:rotate(360deg); } }
@keyframes loader-dash{
  0%{ stroke-dashoffset:180; }
  50%{ stroke-dashoffset:45; }
  100%{ stroke-dashoffset:180; }
}
.loader-dot{ fill:var(--coral-500); }

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:14px 28px;
  font-family:var(--font-display);
  font-size:15px; font-weight:500;
  border-radius:10px;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--coral-500);
  color:#fff;
  box-shadow:0 6px 20px rgba(255,107,69,0.35);
}
.btn-primary:hover{
  background:var(--coral-600);
  transform:translateY(-2px);
  box-shadow:0 10px 26px rgba(255,107,69,0.45);
}
.btn-outline{
  background:transparent;
  color:var(--paper-0);
  border:1.5px solid rgba(255,255,255,0.35);
}
.btn-outline:hover{
  background:rgba(255,255,255,0.1);
  border-color:rgba(255,255,255,0.6);
  transform:translateY(-2px);
}
.btn-dark{
  background:var(--navy-950);
  color:#fff;
}
.btn-dark:hover{ background:var(--navy-900); transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-block{ width:100%; }
.btn-sm{ padding:10px 20px; font-size:14px; }

/* =========================================================
   Section headers
   ========================================================= */
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-display);
  font-size:13px; font-weight:600;
  letter-spacing:0.08em; text-transform:uppercase;
  color:var(--blue-600);
  margin-bottom:14px;
}
.eyebrow::before{
  content:''; width:20px; height:2px; background:var(--coral-500); display:inline-block; border-radius:2px;
}
.section-head{
  max-width:640px;
  margin-bottom:56px;
}
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(28px,4vw,42px); margin-bottom:16px; }
.section-head p{ color:var(--slate-600); font-size:17px; }

.section-pad{ padding:110px 0; }
@media (max-width:768px){ .section-pad{ padding:72px 0; } }

.bg-paper{ background:var(--paper-50); }
.bg-navy{ background:var(--navy-950); color:#fff; }
.bg-navy .section-head p{ color:var(--slate-400); }

/* =========================================================
   Header / Navigation
   ========================================================= */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  height:var(--header-h);
  display:flex; align-items:center;
  background:rgba(10,17,34,0.0);
  transition:background .35s ease, box-shadow .35s ease, backdrop-filter .35s ease;
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; height:100%; }

.site-header.scrolled{
  background:rgba(10,17,34,0.92);
  backdrop-filter:blur(10px);
  box-shadow:0 4px 24px rgba(0,0,0,0.15);
}

.brand{ display:flex; align-items:center; gap:10px; }
.brand-mark{
  width:38px; height:38px;
  border-radius:9px;
  background:linear-gradient(135deg, var(--blue-500), var(--coral-500));
  display:grid; place-items:center;
  color:#fff; font-family:var(--font-display); font-weight:700; font-size:17px;
  flex-shrink:0;
}
.brand-name{
  font-family:var(--font-display); font-weight:600; font-size:19px; color:#fff;
  letter-spacing:-0.01em;
}
.brand-name span{ color:var(--coral-500); }

.nav-links{ display:flex; align-items:center; gap:36px; }
.nav-links a{
  font-size:15px; font-weight:500; color:rgba(255,255,255,0.85);
  position:relative; padding:6px 0;
  transition:color .2s ease;
}
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:2px;
  background:var(--coral-500); transition:width .25s ease;
}
.nav-links a:hover{ color:#fff; }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }
.nav-links a.active{ color:#fff; }

.nav-cta{ display:flex; align-items:center; gap:18px; }

.nav-toggle{
  display:none;
  width:42px; height:42px;
  border-radius:8px;
  align-items:center; justify-content:center;
  color:#fff; font-size:20px;
  background:rgba(255,255,255,0.08);
}

@media (max-width:940px){
  .nav-links{
    position:fixed; top:var(--header-h); left:0; right:0;
    flex-direction:column; align-items:flex-start; gap:0;
    background:var(--navy-950);
    padding:12px 24px 24px;
    max-height:0; overflow:hidden;
    transition:max-height .35s ease;
    box-shadow:0 12px 24px rgba(0,0,0,0.2);
  }
  .nav-links.open{ max-height:420px; }
  .nav-links a{ width:100%; padding:14px 0; border-bottom:1px solid rgba(255,255,255,0.08); }
  .nav-links a::after{ display:none; }
  .nav-toggle{ display:flex; }
  .nav-cta .btn-outline{ display:none; }
}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative;
  min-height:100vh;
  display:flex; align-items:center;
  padding-top:var(--header-h);
  background:
    radial-gradient(1100px 700px at 85% -10%, rgba(76,130,240,0.35), transparent 60%),
    radial-gradient(800px 500px at 0% 100%, rgba(255,107,69,0.18), transparent 60%),
    linear-gradient(180deg, var(--navy-950), var(--navy-900) 60%, var(--navy-900));
  color:#fff;
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:40px;
  align-items:center;
}
.hero-copy .eyebrow{ color:var(--blue-500); }
.hero-copy h1{
  font-size:clamp(34px,5.4vw,60px);
  color:#fff;
  margin-bottom:22px;
}
.hero-copy h1 em{
  font-style:normal;
  background:linear-gradient(90deg,var(--blue-500),var(--coral-500));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-copy p{
  font-size:18px;
  color:rgba(255,255,255,0.72);
  max-width:520px;
  margin-bottom:34px;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom:48px; }

.hero-stats{
  display:flex; gap:40px; flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,0.12);
  padding-top:28px;
}
.hero-stat b{
  display:block; font-family:var(--font-display); font-size:30px; color:#fff;
}
.hero-stat span{ font-size:13px; color:rgba(255,255,255,0.55); }

/* Signature element: animated network / signal grid */
.hero-visual{ position:relative; display:flex; align-items:center; justify-content:center; }
.signal-orb{
  position:relative; width:100%; max-width:480px; aspect-ratio:1/1;
}
.signal-orb svg{ width:100%; height:100%; overflow:visible; }
.signal-core{
  fill:url(#coreGradient);
}
.signal-ring{
  fill:none; stroke:rgba(76,130,240,0.35); stroke-width:1;
}
.signal-ring.spin-slow{ transform-origin:center; animation:spin 40s linear infinite; }
.signal-ring.spin-rev{ transform-origin:center; animation:spin-rev 55s linear infinite; }
@keyframes spin{ to{ transform:rotate(360deg); } }
@keyframes spin-rev{ to{ transform:rotate(-360deg); } }
.signal-node{
  fill:var(--coral-500);
  animation:pulse 2.6s ease-in-out infinite;
}
.signal-node.n2{ fill:var(--blue-500); animation-delay:.5s; }
.signal-node.n3{ fill:#fff; animation-delay:1s; }
.signal-node.n4{ fill:var(--blue-500); animation-delay:1.4s; }
.signal-line{ stroke:rgba(255,255,255,0.25); stroke-width:1.2; stroke-dasharray:4 6; animation:dash-flow 3s linear infinite; }
@keyframes dash-flow{ to{ stroke-dashoffset:-20; } }
@keyframes pulse{
  0%,100%{ opacity:0.55; transform:scale(1); }
  50%{ opacity:1; transform:scale(1.25); }
}

.hero-scroll-cue{
  position:absolute; bottom:28px; left:50%; transform:translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:8px;
  color:rgba(255,255,255,0.5); font-size:12px; letter-spacing:0.08em; text-transform:uppercase;
}
.hero-scroll-cue .mouse{
  width:22px; height:34px; border:1.5px solid rgba(255,255,255,0.4); border-radius:12px; position:relative;
}
.hero-scroll-cue .mouse::before{
  content:''; position:absolute; top:6px; left:50%; transform:translateX(-50%);
  width:3px; height:6px; background:#fff; border-radius:2px;
  animation:scroll-cue 1.8s ease-in-out infinite;
}
@keyframes scroll-cue{ 0%{opacity:1; top:6px;} 70%{opacity:0; top:18px;} 100%{opacity:0; top:6px;} }

@media (max-width:940px){
  .hero-grid{ grid-template-columns:1fr; text-align:left; }
  .hero-visual{ order:-1; max-width:340px; margin:0 auto 12px; }
  .hero-copy p{ max-width:100%; }
}

/* =========================================================
   About
   ========================================================= */
.about-grid{
  display:grid;
  grid-template-columns:0.9fr 1.1fr;
  gap:64px;
  align-items:center;
}
.about-visual{ position:relative; }
.about-card-stack{ position:relative; }
.about-img-main{
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.about-img-main img{ width:100%; height:420px; object-fit:cover; }
.about-float-card{
  position:absolute; bottom:-28px; left:-28px;
  background:#fff; border-radius:var(--radius-md);
  padding:20px 24px; box-shadow:var(--shadow-lg);
  display:flex; align-items:center; gap:14px;
  max-width:230px;
}
.about-float-card .icon{
  width:44px; height:44px; border-radius:10px;
  background:var(--blue-100); color:var(--blue-600);
  display:grid; place-items:center; font-size:18px; flex-shrink:0;
}
.about-float-card b{ font-family:var(--font-display); display:block; font-size:20px; }
.about-float-card span{ font-size:13px; color:var(--slate-600); }

.about-copy p{ color:var(--slate-600); font-size:16px; margin-bottom:20px; }
.about-points{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin:28px 0 32px; }
.about-point{ display:flex; gap:12px; align-items:flex-start; }
.about-point i{ color:var(--blue-600); margin-top:3px; }
.about-point span{ font-size:15px; font-weight:500; }

@media (max-width:900px){
  .about-grid{ grid-template-columns:1fr; }
  .about-float-card{ position:static; margin-top:-40px; margin-left:20px; }
  .about-points{ grid-template-columns:1fr; }
}

/* =========================================================
   Services
   ========================================================= */
.services-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}
.service-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:36px 30px;
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  position:relative;
  overflow:hidden;
}
.service-card::before{
  content:''; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg,var(--blue-500),var(--coral-500));
  transform:scaleX(0); transform-origin:left;
  transition:transform .35s ease;
}
.service-card:hover{ transform:translateY(-8px); box-shadow:var(--shadow-md); border-color:transparent; }
.service-card:hover::before{ transform:scaleX(1); }
.service-icon{
  width:56px; height:56px; border-radius:14px;
  background:var(--blue-100); color:var(--blue-600);
  display:grid; place-items:center; font-size:22px;
  margin-bottom:22px;
  transition:background .3s ease, color .3s ease;
}
.service-card:hover .service-icon{ background:var(--coral-500); color:#fff; }
.service-card h3{ font-size:20px; margin-bottom:12px; }
.service-card p{ color:var(--slate-600); font-size:15px; margin-bottom:18px; }
.service-link{ font-size:14px; font-weight:600; color:var(--blue-600); display:inline-flex; align-items:center; gap:6px; }
.service-link i{ transition:transform .25s ease; font-size:12px; }
.service-card:hover .service-link i{ transform:translateX(4px); }

@media (max-width:940px){ .services-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:640px){ .services-grid{ grid-template-columns:1fr; } }

/* =========================================================
   Why choose us
   ========================================================= */
.why-wrap{ display:grid; grid-template-columns:0.85fr 1.15fr; gap:60px; align-items:center; }
.why-list{ display:flex; flex-direction:column; gap:28px; }
.why-item{ display:flex; gap:20px; }
.why-num{
  font-family:var(--font-display); font-size:15px; font-weight:600;
  color:var(--coral-500);
  width:44px; height:44px; border-radius:50%;
  border:1.5px solid rgba(255,107,69,0.4);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.why-item h3{ font-size:18px; margin-bottom:6px; color:#fff; }
.why-item p{ color:var(--slate-400); font-size:14.5px; }

.why-panel{
  background:linear-gradient(160deg, var(--navy-800), var(--navy-900));
  border:1px solid rgba(255,255,255,0.08);
  border-radius:var(--radius-lg);
  padding:44px;
}
.why-metric-grid{ display:grid; grid-template-columns:1fr 1fr; gap:28px; }
.why-metric{ padding:22px 0; border-bottom:1px solid rgba(255,255,255,0.08); }
.why-metric:nth-last-child(-n+2){ border-bottom:none; }
.why-metric b{ font-family:var(--font-display); font-size:34px; color:#fff; display:block; }
.why-metric span{ font-size:13px; color:var(--slate-400); }

@media (max-width:900px){
  .why-wrap{ grid-template-columns:1fr; }
  .why-panel{ padding:30px; }
}

/* =========================================================
   Team
   ========================================================= */
.team-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:28px; }
.team-card{
  background:#fff; border-radius:var(--radius-md); overflow:hidden;
  border:1px solid var(--line);
  transition:transform .3s ease, box-shadow .3s ease;
}
.team-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); }
.team-photo{ position:relative; overflow:hidden; aspect-ratio:4/4.5; }
.team-photo img{ width:100%; height:100%; object-fit:cover; transition:transform .5s ease; }
.team-card:hover .team-photo img{ transform:scale(1.06); }
.team-social{
  position:absolute; inset:auto 0 0 0; padding:16px;
  display:flex; gap:10px; justify-content:center;
  background:linear-gradient(0deg, rgba(10,17,34,0.85), transparent);
  transform:translateY(100%); opacity:0;
  transition:transform .3s ease, opacity .3s ease;
}
.team-card:hover .team-social{ transform:translateY(0); opacity:1; }
.team-social a{
  width:34px; height:34px; border-radius:50%; background:rgba(255,255,255,0.15);
  color:#fff; display:grid; place-items:center; font-size:14px;
  transition:background .25s ease;
}
.team-social a:hover{ background:var(--coral-500); }
.team-info{ padding:22px 20px; text-align:center; }
.team-info h3{ font-size:17px; margin-bottom:4px; }
.team-info span{ font-size:13.5px; color:var(--blue-600); font-weight:500; }

@media (max-width:940px){ .team-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .team-grid{ grid-template-columns:1fr; max-width:320px; margin:0 auto; } }

/* =========================================================
   Testimonials
   ========================================================= */
.testi-track-wrap{ position:relative; }
.testi-track{
  display:grid; grid-template-columns:repeat(3,1fr); gap:28px;
}
.testi-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-md);
  padding:34px; position:relative;
  transition:transform .3s ease, box-shadow .3s ease;
}
.testi-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); }
.testi-quote-icon{ color:var(--blue-100); font-size:34px; margin-bottom:14px; }
.testi-stars{ color:#F5B301; font-size:13px; margin-bottom:14px; }
.testi-card p{ color:var(--slate-600); font-size:15px; margin-bottom:24px; }
.testi-person{ display:flex; align-items:center; gap:14px; }
.testi-person img{ width:48px; height:48px; border-radius:50%; object-fit:cover; }
.testi-person b{ display:block; font-size:15px; }
.testi-person span{ font-size:13px; color:var(--slate-400); }

@media (max-width:940px){ .testi-track{ grid-template-columns:1fr 1fr; } }
@media (max-width:640px){ .testi-track{ grid-template-columns:1fr; } }

/* =========================================================
   FAQ
   ========================================================= */
.faq-wrap{ max-width:820px; margin:0 auto; }
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-question{
  width:100%; display:flex; align-items:center; justify-content:space-between;
  padding:24px 4px; text-align:left;
  font-family:var(--font-display); font-size:17px; font-weight:500;
  color:var(--ink-900);
}
.faq-question i{ color:var(--blue-600); transition:transform .3s ease; flex-shrink:0; margin-left:20px; }
.faq-item.open .faq-question i{ transform:rotate(45deg); }
.faq-answer{
  max-height:0; overflow:hidden; transition:max-height .35s ease;
}
.faq-answer p{ padding:0 4px 24px; color:var(--slate-600); font-size:15px; max-width:700px; }

/* =========================================================
   CTA band
   ========================================================= */
.cta-band{
  background:
    radial-gradient(700px 400px at 90% 0%, rgba(255,107,69,0.25), transparent 60%),
    linear-gradient(120deg, var(--navy-950), var(--navy-800));
  border-radius:var(--radius-lg);
  padding:64px;
  display:flex; align-items:center; justify-content:space-between; gap:40px;
  flex-wrap:wrap;
  color:#fff;
}
.cta-band h2{ font-size:clamp(24px,3.4vw,34px); color:#fff; max-width:520px; margin-bottom:10px; }
.cta-band p{ color:rgba(255,255,255,0.7); max-width:480px; }
.cta-actions{ display:flex; gap:16px; flex-wrap:wrap; }

@media (max-width:768px){ .cta-band{ padding:40px 28px; } }

/* =========================================================
   Footer
   ========================================================= */
.site-footer{ background:var(--navy-950); color:rgba(255,255,255,0.7); padding-top:80px; }
.footer-grid{
  display:grid; grid-template-columns:1.4fr 0.8fr 0.8fr 1fr; gap:40px;
  padding-bottom:56px; border-bottom:1px solid rgba(255,255,255,0.1);
}
.footer-brand p{ margin:18px 0 22px; font-size:14.5px; max-width:320px; color:rgba(255,255,255,0.55); }
.footer-social{ display:flex; gap:12px; }
.footer-social a{
  width:38px; height:38px; border-radius:50%; background:rgba(255,255,255,0.08);
  display:grid; place-items:center; transition:background .25s ease, transform .25s ease;
}
.footer-social a:hover{ background:var(--coral-500); transform:translateY(-3px); }
.footer-col h4{ font-family:var(--font-display); color:#fff; font-size:15px; margin-bottom:20px; }
.footer-col ul{ display:flex; flex-direction:column; gap:12px; }
.footer-col a{ font-size:14.5px; transition:color .2s ease, padding-left .2s ease; }
.footer-col a:hover{ color:#fff; padding-left:4px; }
.footer-contact li{ display:flex; gap:10px; align-items:flex-start; font-size:14.5px; margin-bottom:14px; }
.footer-contact i{ color:var(--coral-500); margin-top:4px; }
.footer-bottom{
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px;
  padding:26px 0; font-size:13.5px; color:rgba(255,255,255,0.45);
}
.footer-bottom a{ color:rgba(255,255,255,0.45); }
.footer-bottom a:hover{ color:#fff; }
.footer-legal{ display:flex; gap:20px; }

@media (max-width:900px){
  .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:560px){
  .footer-grid{ grid-template-columns:1fr; }
}

/* =========================================================
   Scroll reveal
   ========================================================= */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s ease, transform .7s ease; }
.reveal.in-view{ opacity:1; transform:translateY(0); }
.reveal-stagger > *{ opacity:0; transform:translateY(24px); transition:opacity .6s ease, transform .6s ease; }
.reveal-stagger.in-view > *{ opacity:1; transform:translateY(0); }
.reveal-stagger.in-view > *:nth-child(1){ transition-delay:.05s; }
.reveal-stagger.in-view > *:nth-child(2){ transition-delay:.15s; }
.reveal-stagger.in-view > *:nth-child(3){ transition-delay:.25s; }
.reveal-stagger.in-view > *:nth-child(4){ transition-delay:.35s; }
.reveal-stagger.in-view > *:nth-child(5){ transition-delay:.45s; }
.reveal-stagger.in-view > *:nth-child(6){ transition-delay:.55s; }

/* =========================================================
   Scroll to top button
   ========================================================= */
.scroll-top{
  position:fixed; right:26px; bottom:26px; z-index:900;
  width:48px; height:48px; border-radius:50%;
  background:var(--navy-950); color:#fff;
  display:grid; place-items:center; font-size:16px;
  box-shadow:var(--shadow-md);
  opacity:0; visibility:hidden; transform:translateY(12px);
  transition:opacity .3s ease, transform .3s ease, visibility .3s ease, background .3s ease;
}
.scroll-top.show{ opacity:1; visibility:visible; transform:translateY(0); }
.scroll-top:hover{ background:var(--coral-500); }

/* =========================================================
   Page hero (contact page)
   ========================================================= */
.page-hero{
  padding:calc(var(--header-h) + 70px) 0 70px;
  background:
    radial-gradient(900px 500px at 90% -20%, rgba(76,130,240,0.35), transparent 60%),
    linear-gradient(180deg, var(--navy-950), var(--navy-900));
  color:#fff; text-align:center;
}
.page-hero .eyebrow{ justify-content:center; color:var(--blue-500); }
.page-hero h1{ font-size:clamp(32px,5vw,50px); color:#fff; margin-bottom:14px; }
.page-hero p{ color:rgba(255,255,255,0.68); max-width:560px; margin:0 auto; }
.breadcrumb{ display:flex; gap:8px; justify-content:center; align-items:center; margin-bottom:18px; font-size:14px; color:rgba(255,255,255,0.5); }
.breadcrumb a{ color:rgba(255,255,255,0.75); }
.breadcrumb a:hover{ text-decoration:underline; }

/* =========================================================
   Contact page
   ========================================================= */
.contact-wrap{ display:grid; grid-template-columns:0.95fr 1.05fr; gap:56px; }
.contact-info-card{
  background:var(--navy-950); color:#fff; border-radius:var(--radius-lg);
  padding:44px; height:fit-content;
}
.contact-info-card h3{ color:#fff; font-size:22px; margin-bottom:12px; }
.contact-info-card > p{ color:rgba(255,255,255,0.62); margin-bottom:32px; font-size:15px; }
.info-item{ display:flex; gap:16px; margin-bottom:26px; }
.info-item .icon{
  width:46px; height:46px; border-radius:12px; background:rgba(255,255,255,0.08);
  color:var(--coral-500); display:grid; place-items:center; font-size:18px; flex-shrink:0;
}
.info-item h4{ font-size:15px; color:#fff; margin-bottom:4px; }
.info-item p, .info-item a{ font-size:14.5px; color:rgba(255,255,255,0.6); }
.info-item a:hover{ color:#fff; }
.contact-info-card .footer-social{ margin-top:12px; }

.contact-form-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:44px; box-shadow:var(--shadow-sm);
}
.contact-form-card h3{ font-size:24px; margin-bottom:8px; }
.contact-form-card > p{ color:var(--slate-600); margin-bottom:30px; font-size:15px; }

.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-bottom:20px; }
.form-group{ margin-bottom:20px; display:flex; flex-direction:column; gap:8px; }
.form-group label{ font-size:14px; font-weight:600; color:var(--ink-900); }
.form-group label .req{ color:var(--coral-500); }
.form-group input,
.form-group textarea,
.form-group select{
  padding:13px 16px;
  border:1.5px solid var(--line);
  border-radius:10px;
  font-size:14.5px;
  color:var(--ink-900);
  background:var(--paper-50);
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus{
  outline:none; border-color:var(--blue-500); background:#fff;
  box-shadow:0 0 0 4px rgba(76,130,240,0.15);
}
.form-group textarea{ resize:vertical; min-height:130px; }
.form-group.has-error input,
.form-group.has-error textarea,
.form-group.has-error select{
  border-color:#E23636;
  background:#FFF5F5;
}
.error-msg{
  font-size:12.5px; color:#E23636; min-height:16px; display:flex; align-items:center; gap:5px;
}
.form-check{ display:flex; align-items:flex-start; gap:10px; margin-bottom:24px; }
.form-check input{ margin-top:4px; width:16px; height:16px; accent-color:var(--blue-600); }
.form-check label{ font-size:13.5px; color:var(--slate-600); }

.form-status{
  display:none;
  align-items:center; gap:10px;
  padding:14px 18px; border-radius:10px; font-size:14.5px; margin-bottom:20px;
}
.form-status.show{ display:flex; }
.form-status.success{ background:#EAF9F1; color:var(--success); border:1px solid #BFEDD5; }
.form-status.error{ background:#FFF1F0; color:#E23636; border:1px solid #FFD0CC; }

.map-wrap{
  border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-sm);
  border:1px solid var(--line); margin-top:20px;
}
.map-wrap iframe{ width:100%; height:380px; border:0; display:block; }

@media (max-width:940px){
  .contact-wrap{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
}

/* =========================================================
   404 page
   ========================================================= */
.error-page{
  min-height:100vh; display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; padding:40px 24px;
  background:linear-gradient(180deg, var(--navy-950), var(--navy-900));
  color:#fff;
}
.error-page .error-code{
  font-family:var(--font-display); font-size:clamp(80px,18vw,160px); font-weight:700; line-height:1;
  background:linear-gradient(90deg,var(--blue-500),var(--coral-500));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.error-page h1{ color:#fff; margin:16px 0; font-size:26px; }
.error-page p{ color:rgba(255,255,255,0.6); max-width:420px; margin-bottom:30px; }

/* =========================================================
   Misc utilities
   ========================================================= */
.text-center{ text-align:center; }
.mt-40{ margin-top:40px; }