:root{
  --navy-900:#071A33;
  --navy-800:#0B2545;
  --navy-700:#15396B;
  --teal-500:#14B8A6;
  --teal-300:#7CE7D9;
  --bg-tint:#F2F8FA;
  --white:#FFFFFF;
  --ink:#0B2545;
  --text-body:#4B5A6B;
  --text-muted:#7C8CA0;
  --border-soft:#E3EBF0;
  --shadow-soft:0 8px 30px rgba(11,37,69,0.08);
  --shadow-lift:0 16px 40px rgba(11,37,69,0.14);
  --radius-lg:20px;
  --radius-md:14px;
  --font-display:'Space Grotesk', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  color:var(--text-body);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
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;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important;}
}

h1,h2,h3{
  font-family:var(--font-display);
  color:var(--navy-900);
  letter-spacing:-0.02em;
  line-height:1.15;
}

.container{max-width:1180px;margin:0 auto;padding:0 24px;}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:0.75rem;letter-spacing:0.14em;
  text-transform:uppercase;color:var(--teal-500);margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--teal-500);display:inline-block;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-weight:600;font-size:0.95rem;
  transition:transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--teal-500);color:var(--navy-900);box-shadow:0 8px 20px rgba(20,184,166,0.30);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(20,184,166,0.38);}
.btn-ghost{background:var(--white);color:var(--navy-800);border:1.5px solid var(--border-soft);}
.btn-ghost:hover{border-color:var(--navy-800);transform:translateY(-2px);}
.btn-on-dark{background:var(--white);color:var(--navy-900);}
.btn-on-dark:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,0.25);}
.btn-outline-white{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,0.55);}
.btn-outline-white:hover{border-color:var(--white);transform:translateY(-2px);}

/* ---------- Header ---------- */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,0.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-soft);
  transition:background 0.3s ease, border-color 0.3s ease;
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 24px;max-width:1180px;margin:0 auto;
}
.logo{font-family:var(--font-display);font-weight:700;font-size:1.25rem;color:var(--navy-900);display:flex;align-items:center;gap:8px;}
.logo-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg, var(--navy-800), var(--teal-500));display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.logo-mark svg{width:18px;height:18px;stroke:white;}
.nav-links{display:flex;align-items:center;gap:36px;font-size:0.95rem;font-weight:500;color:var(--navy-800);}
.nav-links a{position:relative;padding:4px 0;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--teal-500);transition:width 0.2s ease;}
.nav-links a:hover::after, .nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--teal-500);}
.nav-cta{display:flex;align-items:center;gap:16px;}
.hamburger{display:none;width:40px;height:40px;align-items:center;justify-content:center;border-radius:10px;}
.hamburger span, .hamburger::before, .hamburger::after{content:"";display:block;width:20px;height:2px;background:var(--navy-900);position:relative;transition:all 0.25s ease;}
.hamburger.open span{background:transparent;}
.hamburger.open::before{transform:rotate(45deg) translate(4px,4px);}
.hamburger.open::after{transform:rotate(-45deg) translate(4px,-4px);}

.mobile-menu{display:none;flex-direction:column;gap:4px;padding:12px 24px 24px;background:var(--white);border-bottom:1px solid var(--border-soft);}
.mobile-menu.open{display:flex;}
.mobile-menu a{padding:12px 4px;font-weight:500;color:var(--navy-800);border-bottom:1px solid var(--border-soft);}
.mobile-menu a.active{color:var(--teal-500);}
.mobile-menu .btn{margin-top:12px;}

@media (max-width:900px){
  .nav-links, .nav-cta .btn-ghost, .nav-cta .btn-outline-white{display:none;}
  .hamburger{display:flex;}
}

/* Home page: transparent overlay header on top of the droplet hero */
body.home-page header{
  position:absolute;
  top:0;left:0;right:0;
  background:transparent;
  backdrop-filter:none;
  border-bottom:1px solid rgba(255,255,255,0.14);
}
body.home-page .logo{color:var(--white);}
body.home-page .nav-links{color:var(--white);}
body.home-page .hamburger span, body.home-page .hamburger::before, body.home-page .hamburger::after{background:var(--white);}

/* ---------- Droplet Hero (home page only) ---------- */
.droplet-hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:var(--navy-900);
}
.hero-droplet-svg{
  position:absolute;
  top:-8%;
  right:-12%;
  width:75%;
  height:130%;
  z-index:0;
}
.hero-scrim{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(100deg, var(--navy-900) 0%, rgba(7,26,51,0.82) 32%, rgba(7,26,51,0.35) 58%, rgba(7,26,51,0.05) 78%);
}
.droplet-hero .container{position:relative;z-index:2;padding-top:120px;padding-bottom:100px;}
.droplet-hero-content{max-width:600px;}
.droplet-hero h1{color:var(--white);font-size:clamp(2.4rem,4.6vw,3.6rem);margin-bottom:22px;}
.droplet-hero p.lead{color:rgba(255,255,255,0.82);font-size:1.12rem;max-width:520px;margin-bottom:34px;}
.droplet-hero .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px;}
.droplet-hero .trust-row{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:0.9rem;color:var(--white);font-weight:500;}
.droplet-hero .trust-row span{display:flex;align-items:center;gap:8px;}
.droplet-hero .trust-row svg{width:16px;height:16px;stroke:var(--teal-300);flex-shrink:0;}

@media (max-width:900px){
  .hero-droplet-svg{width:110%;right:-30%;top:8%;opacity:0.8;}
  .droplet-hero{min-height:auto;padding-bottom:20px;}
}

/* ---------- Page hero (non-home pages) ---------- */
.page-hero{padding:72px 0 56px;background:var(--bg-tint);border-bottom:1px solid var(--border-soft);}
.page-hero h1{font-size:clamp(2rem,3.4vw,2.7rem);margin-bottom:14px;}
.page-hero p{font-size:1.02rem;max-width:560px;}

/* ---------- Section basics ---------- */
section{padding:100px 0;}
.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(1.8rem,3vw,2.4rem);margin-bottom:16px;}
.section-head p{font-size:1.02rem;color:var(--text-body);}
.bg-tint{background:var(--bg-tint);}

.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.7s ease, transform 0.7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* ---------- Services ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4, 1fr);gap:20px;}
.service-card{background:var(--white);border:1px solid var(--border-soft);border-radius:var(--radius-md);padding:28px 24px;transition:transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lift);border-color:transparent;}
.icon-tile{width:46px;height:46px;border-radius:12px;background:var(--navy-800);display:flex;align-items:center;justify-content:center;margin-bottom:18px;}
.icon-tile svg{width:22px;height:22px;stroke:var(--teal-300);}
.service-card h3{font-size:1.05rem;margin-bottom:8px;}
.service-card p{font-size:0.92rem;color:var(--text-muted);}
@media (max-width:1000px){.card-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.card-grid{grid-template-columns:1fr;}}

/* ---------- Why Us ---------- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.why-card .icon-tile{background:var(--bg-tint);}
.why-card .icon-tile svg{stroke:var(--navy-800);}
.why-card h3{font-size:1.05rem;margin-bottom:8px;}
.why-card p{font-size:0.92rem;color:var(--text-muted);}
@media (max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.why-grid{grid-template-columns:1fr;}}

/* ---------- CTA feature ---------- */
.cta-feature{
  background:linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 60%, #0E4A63 100%);
  border-radius:var(--radius-lg);padding:70px 48px;text-align:center;position:relative;overflow:hidden;
}
.cta-feature::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 50% 0%, rgba(124,231,217,0.18), transparent 70%);}
.cta-feature h2{color:var(--white);position:relative;margin-bottom:14px;font-size:clamp(1.7rem,3vw,2.2rem);}
.cta-feature p{color:rgba(255,255,255,0.78);position:relative;max-width:520px;margin:0 auto 30px;}
.cta-feature .btn{position:relative;}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:64px;align-items:center;}
.about-visual{border-radius:var(--radius-lg);aspect-ratio:1/1;background:linear-gradient(160deg, var(--bg-tint), #E4F3F1);position:relative;overflow:hidden;border:1px solid var(--border-soft);}
.about-copy h2{margin-bottom:18px;}
.about-copy p{margin-bottom:16px;font-size:1.02rem;}
@media (max-width:900px){.about-grid{grid-template-columns:1fr;}.about-visual{order:-1;aspect-ratio:16/9;}}

/* ---------- How it works ---------- */
.steps-wrap{position:relative;}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;position:relative;z-index:1;}
.flow-line{position:absolute;top:26px;left:0;right:0;height:3px;z-index:0;}
.flow-line svg{width:100%;height:100%;display:block;}
.step{text-align:left;}
.step-num{width:54px;height:54px;border-radius:50%;background:var(--white);border:2px solid var(--teal-500);color:var(--navy-900);font-family:var(--font-mono);font-weight:500;font-size:1.1rem;display:flex;align-items:center;justify-content:center;margin-bottom:20px;box-shadow:0 0 0 6px var(--white);}
.step h3{font-size:1.1rem;margin-bottom:8px;}
.step p{font-size:0.92rem;color:var(--text-muted);}
@media (max-width:800px){.steps{grid-template-columns:1fr;}.flow-line{display:none;}}

/* ---------- Gallery ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(4, 1fr);grid-auto-rows:130px;gap:16px;}
.gallery-tile{border-radius:var(--radius-md);position:relative;overflow:hidden;display:flex;align-items:flex-end;padding:16px;}
.gallery-tile span{position:relative;color:white;font-size:0.82rem;font-weight:500;font-family:var(--font-mono);letter-spacing:0.02em;}
.gallery-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg, rgba(7,26,51,0.55), transparent 60%);}
.g1{grid-column:span 2;grid-row:span 2;background:linear-gradient(135deg,#0B2545,#15396B);}
.g2{grid-column:span 2;grid-row:span 1;background:linear-gradient(135deg,#14B8A6,#0B2545);}
.g3{grid-column:span 1;grid-row:span 1;background:linear-gradient(135deg,#15396B,#0E4A63);}
.g4{grid-column:span 1;grid-row:span 1;background:linear-gradient(135deg,#0E4A63,#14B8A6);}
.g5{grid-column:span 2;grid-row:span 1;background:linear-gradient(135deg,#071A33,#15396B);}
@media (max-width:800px){.gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:110px;}.g1,.g2,.g5{grid-column:span 2;}}
.gallery-note{margin-top:18px;font-size:0.82rem;color:var(--text-muted);font-family:var(--font-mono);}

/* ---------- FAQ ---------- */
.faq-list{max-width:760px;}
.faq-item{border-bottom:1px solid var(--border-soft);}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:22px 4px;font-family:var(--font-display);font-weight:600;color:var(--navy-900);font-size:1.02rem;}
.faq-q .plus{width:24px;height:24px;border-radius:50%;border:1.5px solid var(--border-soft);display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;transition:transform 0.25s ease, border-color 0.25s ease;}
.faq-q .plus::before, .faq-q .plus::after{content:"";position:absolute;background:var(--navy-800);}
.faq-q .plus::before{width:10px;height:1.5px;}
.faq-q .plus::after{width:1.5px;height:10px;transition:opacity 0.2s ease;}
.faq-item.open .plus{transform:rotate(180deg);border-color:var(--teal-500);}
.faq-item.open .plus::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 0.3s ease;}
.faq-a p{padding:0 4px 22px;font-size:0.95rem;color:var(--text-body);max-width:600px;}

/* ---------- Contact ---------- */
.contact-wrap{display:grid;grid-template-columns:0.85fr 1.15fr;gap:56px;}
.contact-info h2{margin-bottom:16px;}
.contact-info p{margin-bottom:28px;}
.contact-point{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start;}
.contact-point .icon-tile{width:38px;height:38px;margin-bottom:0;flex-shrink:0;}
.contact-point .icon-tile svg{width:18px;height:18px;}
.contact-point strong{display:block;color:var(--navy-900);font-size:0.92rem;}
.contact-point span{font-size:0.88rem;color:var(--text-muted);}

.form-card{background:var(--bg-tint);border-radius:var(--radius-lg);padding:36px;border:1px solid var(--border-soft);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field label{font-size:0.82rem;font-weight:600;color:var(--navy-800);}
.field input, .field select, .field textarea{padding:13px 14px;border-radius:10px;border:1.5px solid var(--border-soft);background:var(--white);font-family:inherit;font-size:0.92rem;color:var(--navy-900);transition:border-color 0.2s ease;}
.field input:focus, .field select:focus, .field textarea:focus{outline:none;border-color:var(--teal-500);}
.field.full{grid-column:1/-1;}
.form-card .btn{width:100%;margin-top:6px;}
.form-note{font-size:0.8rem;color:var(--text-muted);margin-top:14px;text-align:center;}
@media (max-width:900px){.contact-wrap{grid-template-columns:1fr;}.form-row{grid-template-columns:1fr;}}

/* ---------- Footer ---------- */
footer{background:var(--navy-900);color:rgba(255,255,255,0.7);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.12);}
.footer-brand .logo{color:white;margin-bottom:14px;}
.footer-brand p{font-size:0.9rem;max-width:280px;}
footer h4{font-family:var(--font-mono);font-size:0.78rem;letter-spacing:0.1em;text-transform:uppercase;color:var(--teal-300);margin-bottom:18px;}
footer ul li{margin-bottom:10px;font-size:0.9rem;}
footer ul li a:hover{color:white;}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:0.82rem;}
@media (max-width:800px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- Sticky mobile CTA ---------- */
.mobile-sticky-cta{display:none;position:fixed;bottom:0;left:0;right:0;z-index:200;padding:14px 20px;background:var(--white);border-top:1px solid var(--border-soft);box-shadow:0 -8px 24px rgba(11,37,69,0.12);}
.mobile-sticky-cta .btn{width:100%;}
@media (max-width:700px){
  .mobile-sticky-cta{display:block;}
  section, .page-hero{padding-bottom:60px;}
}