:root{
  --bg:#f3f9fc;
  --bg-2:#eaf4fb;
  --ink:#0a2540;
  --ink-soft:#43607a;
  --blue:#0a84c9;
  --cyan:#22c1e0;
  --aqua:#37d0c4;
  --deep:#063b63;
  --white:#ffffff;
  --line:rgba(10,132,201,.14);
  --shadow:0 20px 50px -20px rgba(6,59,99,.35);
  --grad:linear-gradient(120deg,#0a84c9 0%,#22c1e0 55%,#37d0c4 100%);
  --grad-deep:linear-gradient(160deg,#063b63 0%,#0a5a94 60%,#0a84c9 100%);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  overflow-x:hidden;
}
h1,h2,h3{line-height:1.15;font-weight:800;letter-spacing:-.02em}
a{text-decoration:none;color:inherit}
.container{width:min(1180px,92vw);margin:0 auto}
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad);border-radius:2px}
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  padding:.85rem 1.6rem;border-radius:100px;font-weight:700;font-size:.95rem;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
  cursor:pointer;border:none;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 30px -10px rgba(10,132,201,.7)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 40px -12px rgba(10,132,201,.8)}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.35);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.24);transform:translateY(-3px)}
.btn-dark{background:var(--deep);color:#fff}
.btn-dark:hover{transform:translateY(-3px);box-shadow:var(--shadow)}

/* ---------- HEADER ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:background .3s ease,box-shadow .3s ease,padding .3s ease;
  padding:1.1rem 0;
}
header.scrolled{background:rgba(243,249,252,.85);backdrop-filter:blur(14px);box-shadow:0 8px 30px -18px rgba(6,59,99,.5);padding:.65rem 0}
.nav{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:.7rem;font-weight:800;font-size:1.25rem;color:var(--deep)}
.logo .drop{
  width:34px;height:34px;position:relative;flex:none;
  background:var(--grad);border-radius:50% 50% 50% 0;transform:rotate(45deg);
  box-shadow:0 6px 16px -4px rgba(10,132,201,.6);
  animation:bob 3.5s ease-in-out infinite;
}
.logo .drop::after{content:"";position:absolute;inset:7px;background:rgba(255,255,255,.35);border-radius:50%;transform:rotate(-45deg)}
@keyframes bob{50%{transform:rotate(45deg) translateY(-4px)}}
/* RS Solutions logo */
.logo-svg{height:40px;width:auto;display:block;transition:height .3s ease}
header.scrolled .logo-svg{height:34px}
.logo-svg .ld-back{fill:#1c69b3}
.logo-svg .ld-main{fill:#29abe2}
.logo-svg .ld-hl{fill:#fff;opacity:.35}
.logo-svg .lt-main{fill:#0f1b2d;font-family:inherit}
.logo-svg .lt-sub{fill:#29abe2;font-family:inherit}
footer .logo-svg{height:52px}
footer .logo-svg .lt-main{fill:#fff}
/* ECS schema */
.ecs-schema{width:100%;max-width:430px;height:auto;filter:drop-shadow(0 24px 45px rgba(0,0,0,.45))}
.ecs-schema .flow-tube{stroke-dasharray:9 11;animation:ecsdash 1.5s linear infinite}
@keyframes ecsdash{to{stroke-dashoffset:-40}}
.ecs-schema text{font-family:inherit}
.ecs-photo{width:100%;max-width:430px;height:auto;border-radius:20px;background:#fff;padding:14px;box-shadow:0 24px 45px rgba(0,0,0,.45)}
.nav-links{display:flex;gap:2rem;align-items:center}
.nav-links a{font-weight:600;font-size:.95rem;color:var(--ink-soft);position:relative;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--grad);transition:width .3s}
.nav-links a:hover{color:var(--deep)}
.nav-links a:hover::after{width:100%}
.nav .btn{padding:.6rem 1.25rem}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer}
.burger span{width:26px;height:3px;background:var(--deep);border-radius:3px;transition:.3s}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  background:var(--grad-deep);color:#fff;overflow:hidden;padding:8rem 0 4rem;
}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;opacity:.9}
.hero .glow{
  position:absolute;border-radius:50%;filter:blur(70px);z-index:0;opacity:.55;
}
.hero .g1{width:520px;height:520px;background:#22c1e0;top:-120px;right:-80px;animation:float1 12s ease-in-out infinite}
.hero .g2{width:420px;height:420px;background:#37d0c4;bottom:-140px;left:-100px;animation:float2 14s ease-in-out infinite}
@keyframes float1{50%{transform:translate(-40px,50px)}}
@keyframes float2{50%{transform:translate(50px,-40px)}}
.hero .container{position:relative;z-index:3;max-width:1180px}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.hero h1{font-size:clamp(2.4rem,5.4vw,4.1rem);margin:1.2rem 0}
.hero h1 .hl{background:linear-gradient(120deg,#8ef0e6,#c9f3ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.18rem;color:rgba(255,255,255,.88);max-width:34rem}
.hero .cta-row{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2rem}
.hero .eyebrow{color:#bdf0ff}
.hero .eyebrow::before{background:#8ef0e6}
.hero-stats{display:flex;gap:2.2rem;margin-top:3rem;flex-wrap:wrap}
.hero-stats .num{font-size:2rem;font-weight:800;color:#fff}
.hero-stats .lbl{font-size:.82rem;color:rgba(255,255,255,.75)}

/* floating visual card */
.hero-visual{position:relative;height:auto;width:100%}
.logo-svg--light .lt-main{fill:#fff}
.hero-showcase{
  position:relative;width:100%;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.22);border-radius:28px;
  padding:2.4rem 2.2rem;backdrop-filter:blur(14px);
  box-shadow:0 40px 80px -30px rgba(0,0,0,.6);overflow:hidden;z-index:1;
}
.hero-showcase::before{content:"";position:absolute;top:-70px;right:-70px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(142,240,230,.45),transparent 70%);animation:float1 10s ease-in-out infinite}
.hero-showcase::after{content:"";position:absolute;bottom:-90px;left:-70px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(10,132,201,.5),transparent 70%);animation:float2 12s ease-in-out infinite}
.hs-logo{position:relative;z-index:2;text-align:center}
.hs-logo .logo-svg{height:60px;margin:0 auto}
.hs-tag{position:relative;z-index:2;text-align:center;color:rgba(255,255,255,.8);font-size:.9rem;margin-top:.4rem}
.hs-divider{position:relative;z-index:2;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);margin:1.5rem 0}
.hs-points{display:grid;gap:.85rem;position:relative;z-index:2}
.hs-point{display:flex;gap:1rem;align-items:center;color:#eaf6ff;transition:transform .3s}
.hs-point:hover{transform:translateX(6px)}
.hs-point .pic{flex:none;width:44px;height:44px;border-radius:13px;background:rgba(142,240,230,.15);border:1px solid rgba(142,240,230,.4);display:grid;place-items:center;font-size:1.25rem}
.hs-point b{display:block;font-size:1rem;line-height:1.2}
.hs-point small{font-size:.82rem;color:rgba(255,255,255,.7)}
.hero-visual .h-card.c1{top:-18px;right:22px;left:auto}
.hero-visual .h-card.c3{bottom:-22px;right:-14px;left:auto}
.h-card{
  position:absolute;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.28);
  border-radius:20px;padding:1.1rem 1.3rem;backdrop-filter:blur(12px);
  box-shadow:0 20px 45px -20px rgba(0,0,0,.5);color:#fff;z-index:3;
}
.h-card .t{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:#bdf0ff}
.h-card .v{font-size:1.35rem;font-weight:800;margin-top:.2rem}
.h-card.c1{top:10px;left:0;animation:floatCard 6s ease-in-out infinite}
.h-card.c2{top:150px;right:0;animation:floatCard 6s ease-in-out infinite .8s}
.h-card.c3{bottom:0;left:40px;animation:floatCard 6s ease-in-out infinite 1.6s}
@keyframes floatCard{50%{transform:translateY(-14px)}}
.ring{
  position:absolute;top:50%;left:50%;width:230px;height:230px;transform:translate(-50%,-50%);
  width:360px;height:360px;
  border-radius:50%;border:2px dashed rgba(255,255,255,.35);animation:spin 22s linear infinite;
}
.ring::before{content:"";position:absolute;top:-7px;left:50%;width:12px;height:12px;background:#8ef0e6;border-radius:50%;box-shadow:0 0 14px #8ef0e6}
@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg)}}

/* wave divider */
.wave{display:block;width:100%;height:90px;position:absolute;left:0;bottom:-1px;z-index:4}

/* ---------- REVEAL ---------- */
.reveal{opacity:0;transform:translateY(38px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}.reveal.d4{transition-delay:.4s}

/* ---------- SECTIONS ---------- */
section{position:relative}
.sec-pad{padding:6rem 0}
.sec-head{max-width:44rem;margin-bottom:3rem}
.sec-head.center{margin:0 auto 3.5rem;text-align:center}
.sec-head h2{font-size:clamp(1.9rem,3.6vw,2.8rem);margin:.8rem 0}
.sec-head p{color:var(--ink-soft);font-size:1.08rem}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.about-visual{position:relative;border-radius:24px;overflow:hidden;min-height:400px;background:var(--grad-deep);box-shadow:var(--shadow)}
.about-visual .layer{position:absolute;inset:0}
.about-visual .pill{
  position:absolute;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
  color:#fff;border-radius:100px;padding:.5rem 1rem;font-size:.82rem;font-weight:600;backdrop-filter:blur(8px);
}
.about-visual .p1{top:26px;left:26px;animation:floatCard 5s ease-in-out infinite}
.about-visual .p2{top:120px;right:30px;animation:floatCard 5s ease-in-out infinite .7s}
.about-visual .p3{bottom:120px;left:40px;animation:floatCard 5s ease-in-out infinite 1.4s}
.about-visual .p4{bottom:34px;right:44px;animation:floatCard 5s ease-in-out infinite 2s}
.about-visual .big{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#fff
}
.about-visual .big .n{font-size:3.4rem;font-weight:800;line-height:1}
.about-visual .big .s{font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;color:#bdf0ff}
.about ul.checks{list-style:none;margin:1.6rem 0 2rem;display:grid;gap:.85rem}
.about ul.checks li{display:flex;gap:.8rem;align-items:flex-start;color:var(--ink-soft)}
.about ul.checks li b{color:var(--ink)}
.check-ic{flex:none;width:26px;height:26px;border-radius:50%;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:.8rem;margin-top:2px}

/* SERVICES */
.services{background:linear-gradient(180deg,#eef7fc,#f3f9fc)}
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}
.svc{
  background:var(--white);border:1px solid var(--line);border-radius:20px;padding:2rem;
  position:relative;overflow:hidden;transition:transform .35s ease,box-shadow .35s ease;
}
.svc::before{content:"";position:absolute;left:0;top:0;height:100%;width:5px;background:var(--grad);transform:scaleY(0);transform-origin:top;transition:transform .35s ease}
.svc:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.svc:hover::before{transform:scaleY(1)}
.svc .ic{
  width:60px;height:60px;border-radius:16px;background:linear-gradient(135deg,rgba(10,132,201,.12),rgba(55,208,196,.16));
  display:grid;place-items:center;margin-bottom:1.2rem;color:var(--blue);
  transition:transform .35s ease;
}
.svc:hover .ic{transform:scale(1.08) rotate(-4deg)}
.svc h3{font-size:1.25rem;margin-bottom:.6rem}
.svc p{color:var(--ink-soft);font-size:.97rem}
.svc .more{display:inline-flex;align-items:center;gap:.4rem;margin-top:1rem;color:var(--blue);font-weight:700;font-size:.9rem}
.svc .more span{transition:transform .25s}
.svc:hover .more span{transform:translateX(5px)}

/* ACQUAPROCESS */
.acqua{background:var(--grad-deep);color:#fff;overflow:hidden}
.acqua::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(55,208,196,.35),transparent 55%);pointer-events:none}
.acqua .container{position:relative;z-index:2}
.acqua-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:3.5rem;align-items:center}
.acqua .tag{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);padding:.4rem .9rem;border-radius:100px;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#bdf0ff}
.acqua h2{font-size:clamp(2rem,4vw,3rem);margin:1.2rem 0}
.acqua h2 .brand{background:linear-gradient(120deg,#8ef0e6,#c9f3ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.acqua p{color:rgba(255,255,255,.9);font-size:1.08rem;max-width:34rem}
.acqua .feat{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin-top:2rem}
.acqua .feat .f{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:1.1rem 1.2rem;backdrop-filter:blur(8px);transition:transform .3s,background .3s}
.acqua .feat .f:hover{transform:translateY(-6px);background:rgba(255,255,255,.14)}
.acqua .feat .f .fi{font-size:1.5rem;margin-bottom:.4rem}
.acqua .feat .f h4{font-size:1rem;margin-bottom:.25rem}
.acqua .feat .f p{font-size:.86rem;color:rgba(255,255,255,.8)}
.acqua .partner{margin-top:2rem;font-size:.9rem;color:rgba(255,255,255,.8)}
.acqua .partner b{color:#fff}
/* device visual */
.device{position:relative;height:460px;display:grid;place-items:center}
.pipe{
  width:120px;height:340px;border-radius:60px;
  background:linear-gradient(90deg,rgba(255,255,255,.06),rgba(255,255,255,.16),rgba(255,255,255,.06));
  border:1px solid rgba(255,255,255,.3);position:relative;overflow:hidden;box-shadow:0 30px 60px -25px rgba(0,0,0,.6)
}
.pipe .flow{position:absolute;left:0;right:0;height:40%;background:linear-gradient(180deg,transparent,rgba(142,240,230,.55),transparent);animation:flow 3s linear infinite}
@keyframes flow{0%{top:-40%}100%{top:100%}}
.coil{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:200px;height:200px;border-radius:50%;border:3px solid rgba(142,240,230,.6);box-shadow:0 0 30px rgba(142,240,230,.4);animation:pulse 2.6s ease-in-out infinite}
.coil.c-b{width:260px;height:260px;border-color:rgba(142,240,230,.3);animation-delay:.6s}
@keyframes pulse{0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.9}50%{transform:translate(-50%,-50%) scale(1.12);opacity:.4}}
.emag{position:absolute;font-size:.7rem;font-weight:700;color:#8ef0e6;letter-spacing:.1em}
.emag.e1{top:14%;left:8%}.emag.e2{bottom:16%;right:6%}.emag.e3{top:46%;right:2%}

/* CONTACT */
.contact{background:linear-gradient(180deg,#f3f9fc,#e9f4fb)}
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:3rem;align-items:stretch}
.contact-info{display:grid;gap:1.1rem;align-content:start}
.ci-item{display:flex;gap:1rem;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:1.1rem 1.2rem;transition:transform .3s,box-shadow .3s}
.ci-item:hover{transform:translateX(6px);box-shadow:var(--shadow)}
.ci-item .ic{flex:none;width:46px;height:46px;border-radius:12px;background:var(--grad);display:grid;place-items:center;color:#fff}
.ci-item .t{font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-soft);font-weight:700}
.ci-item .v{font-weight:700;color:var(--deep);font-size:1.02rem}
.ci-item .v small{display:block;font-weight:500;color:var(--ink-soft);font-size:.85rem}
form.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:2rem;box-shadow:var(--shadow)}
form.card h3{font-size:1.4rem;margin-bottom:.3rem}
form.card p.sub{color:var(--ink-soft);margin-bottom:1.4rem;font-size:.95rem}
.field{margin-bottom:1rem}
.field label{display:block;font-size:.85rem;font-weight:700;margin-bottom:.4rem;color:var(--deep)}
.field input,.field textarea,.field select{
  width:100%;padding:.8rem 1rem;border:1px solid var(--line);border-radius:12px;font:inherit;
  background:#f7fbfe;transition:border .25s,box-shadow .25s;color:var(--ink)
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 4px rgba(34,193,224,.15)}
.field textarea{resize:vertical;min-height:110px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
form.card button{width:100%;justify-content:center;margin-top:.5rem}
.form-note{font-size:.8rem;color:var(--ink-soft);text-align:center;margin-top:.9rem}

/* FOOTER */
footer{background:var(--deep);color:rgba(255,255,255,.8);padding:3.5rem 0 1.6rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem}
footer .logo{color:#fff}
footer h5{color:#fff;font-size:1rem;margin-bottom:1rem;letter-spacing:.02em}
footer a{display:block;color:rgba(255,255,255,.72);margin-bottom:.55rem;font-size:.92rem;transition:color .2s}
footer a:hover{color:#8ef0e6}
footer p.desc{max-width:22rem;font-size:.92rem;margin-top:1rem}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:1.4rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;font-size:.85rem;color:rgba(255,255,255,.6)}

/* placeholder highlight */
.ph{background:rgba(34,193,224,.14);border-bottom:1px dashed var(--cyan);padding:0 .15rem;border-radius:3px}

/* ---------- RESPONSIVE ---------- */
@media(max-width:920px){
  .hero-grid,.about-grid,.acqua-grid,.contact-grid{grid-template-columns:1fr}
  .hero-visual{height:340px;margin-top:1rem}
  .svc-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{
    position:fixed;top:0;right:-100%;height:100vh;width:78%;max-width:320px;
    background:var(--deep);flex-direction:column;justify-content:center;gap:2rem;
    transition:right .35s ease;z-index:60;
  }
  .nav-links.open{right:0}
  .nav-links a{color:#fff;font-size:1.15rem}
  .nav-links .btn{color:#fff}
  .burger{display:flex;z-index:61}
  .burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .burger.open span:nth-child(2){opacity:0}
  .burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}
@media(max-width:560px){
  .row2{grid-template-columns:1fr}
  .acqua .feat{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero-stats{gap:1.4rem}
}


.skip{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--deep);color:#fff;padding:.75rem 1.2rem;border-radius:0 0 12px 0;
  font-weight:700;font-size:.9rem;
}
.skip:focus{left:0}

a:focus-visible,button:focus-visible,summary:focus-visible,
input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid var(--cyan);outline-offset:2px;border-radius:4px;
}

.burger{background:none;border:none;padding:0;font:inherit;color:inherit}

.burger{padding:12px 9px;margin:-12px -9px}

@media(min-width:921px){
  .foot-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}
}
.foot-legal a{display:inline;margin:0;color:rgba(255,255,255,.6)}
.foot-legal a:hover{color:#8ef0e6}

.crumbs{font-size:.83rem;color:var(--ink-soft);display:flex;flex-wrap:wrap;align-items:center;gap:.45rem}
.crumbs a{color:var(--link);font-weight:600}
.crumbs a:hover{text-decoration:underline}
.crumbs i{color:var(--line);font-style:normal;color:rgba(10,132,201,.45)}
.crumbs [aria-current]{color:var(--ink-soft)}
.crumbs-light{color:rgba(255,255,255,.72)}
.crumbs-light a{color:#bdf0ff}
.crumbs-light i{color:rgba(255,255,255,.4)}
.crumbs-light [aria-current]{color:rgba(255,255,255,.72)}

.page-hero{
  position:relative;background:var(--grad-deep);color:#fff;
  padding:10.5rem 0 4.5rem;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 85% 15%,rgba(55,208,196,.3),transparent 55%);
}
.page-hero .container{position:relative;z-index:2}
.page-hero .tag{
  display:inline-block;margin-top:1.4rem;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.3);padding:.4rem .9rem;border-radius:100px;
  font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#bdf0ff;
}
.page-hero h1{font-size:clamp(1.95rem,4.2vw,3.05rem);margin:1.1rem 0 0;max-width:36rem}
.page-hero .lead{color:rgba(255,255,255,.9);font-size:1.08rem;max-width:38rem;margin-top:1rem}

.prose{max-width:46rem}
.prose.wide{max-width:58rem}
.prose>*+*{margin-top:1.15rem}
.prose h2{font-size:clamp(1.5rem,2.6vw,2.05rem);margin-top:3rem}
.prose h3{font-size:clamp(1.15rem,1.9vw,1.35rem);margin-top:2.1rem}
.prose p,.prose li{color:var(--ink-soft);font-size:1.03rem}
.prose strong,.prose b{color:var(--ink);font-weight:700}
.prose a{color:var(--link);font-weight:600;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}
.prose a:hover{color:var(--deep)}
.prose ul,.prose ol{padding-left:1.3rem;display:grid;gap:.6rem}
.prose ul{list-style:none;padding-left:0}
.prose ul li{position:relative;padding-left:1.6rem}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.55rem;width:9px;height:9px;
  border-radius:50% 50% 50% 0;transform:rotate(45deg);background:var(--grad);
}
.prose ol li::marker{color:var(--link);font-weight:700}
.prose .lead-p{font-size:1.15rem;color:var(--ink);font-weight:500}
.prose figure{margin:2rem 0}
.prose figcaption{font-size:.85rem;color:var(--ink-soft);margin-top:.6rem;text-align:center}
.prose img{border-radius:16px;border:1px solid var(--line);height:auto;max-width:100%}
.prose blockquote{
  border-left:4px solid var(--cyan);padding:.4rem 0 .4rem 1.2rem;
  color:var(--ink);font-size:1.06rem;font-style:italic;
}

.art-grid{display:grid;grid-template-columns:minmax(0,1fr) 17rem;gap:3.5rem;align-items:start}
.toc{
  position:sticky;top:6.5rem;background:var(--white);border:1px solid var(--line);
  border-radius:18px;padding:1.4rem 1.5rem;box-shadow:0 12px 30px -22px rgba(6,59,99,.4);
}
.toc h2{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-soft);margin-bottom:.9rem}
.toc ol{list-style:none;display:grid;gap:.55rem;counter-reset:t}
.toc a{font-size:.9rem;color:var(--ink-soft);font-weight:600;line-height:1.35;display:block}
.toc a:hover{color:var(--link)}

.callout{
  background:var(--bg-2);border:1px solid var(--line);border-left:4px solid var(--blue);
  border-radius:14px;padding:1.2rem 1.4rem;margin:2rem 0;
}
.callout p,.callout li{font-size:.97rem;color:var(--ink-soft)}
.callout p:first-child{margin-top:0}
.callout strong{color:var(--deep)}
.callout-alert{border-left-color:var(--aqua);background:rgba(55,208,196,.08)}
.callout-legal{background:var(--white);border-left-color:var(--ink-soft)}
.callout-legal p{font-size:.88rem}

.tbl-wrap{overflow-x:auto;margin:2rem 0;border:1px solid var(--line);border-radius:16px;background:var(--white)}
.tbl{width:100%;border-collapse:collapse;font-size:.95rem;min-width:32rem}
.tbl th,.tbl td{padding:.85rem 1.1rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl thead th{
  background:var(--bg-2);color:var(--deep);font-size:.78rem;
  text-transform:uppercase;letter-spacing:.08em;font-weight:800;white-space:nowrap;
}
.tbl tbody th{color:var(--ink);font-weight:700}
.tbl td{color:var(--ink-soft)}
.tbl tbody tr:last-child th,.tbl tbody tr:last-child td{border-bottom:none}

.faq-sec{background:linear-gradient(180deg,#eef7fc,#f3f9fc)}
.faq{display:grid;gap:.9rem;max-width:52rem}
.faq-i{background:var(--white);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.faq-i summary{
  padding:1.15rem 1.4rem;font-weight:700;color:var(--deep);cursor:pointer;
  list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;
}
.faq-i summary::-webkit-details-marker{display:none}
.faq-i summary::after{
  content:"+";flex:none;font-size:1.3rem;line-height:1;color:var(--link);
  font-weight:800;transition:transform .25s ease;
}
.faq-i[open] summary::after{transform:rotate(45deg)}
.faq-i[open] summary{color:var(--link)}
.faq-a{padding:0 1.4rem 1.35rem;color:var(--ink-soft);font-size:.99rem}
.faq-a>*+*{margin-top:.8rem}
.faq-a a{color:var(--link);font-weight:600;text-decoration:underline}
.faq-a ul{list-style:none;display:grid;gap:.5rem;margin-top:.7rem}
.faq-a ul li{position:relative;padding-left:1.4rem}
.faq-a ul li::before{
  content:"";position:absolute;left:0;top:.5rem;width:8px;height:8px;
  border-radius:50% 50% 50% 0;transform:rotate(45deg);background:var(--grad);
}

.consent{display:flex;gap:.65rem;align-items:flex-start;margin:.3rem 0 1rem}
.consent input{flex:none;width:18px;height:18px;margin-top:.15rem;accent-color:var(--link)}
.consent label{font-size:.84rem;color:var(--ink-soft);line-height:1.45;font-weight:500}
.consent a{color:var(--link);font-weight:600;text-decoration:underline}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.cta-sec{padding:4rem 0}
.cta-box{
  background:var(--grad-deep);color:#fff;border-radius:24px;padding:2.8rem;
  display:grid;grid-template-columns:1.4fr auto;gap:2rem;align-items:center;
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.cta-box::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 90% 10%,rgba(55,208,196,.32),transparent 55%);
}
.cta-box>*{position:relative;z-index:2}
.cta-box h2{font-size:clamp(1.4rem,2.4vw,1.9rem)}
.cta-box p{color:rgba(255,255,255,.88);margin-top:.6rem;max-width:34rem;font-size:1rem}
.cta-act{display:flex;flex-direction:column;gap:.8rem}
.cta-act .btn{justify-content:center;white-space:nowrap}
.cta-act .btn-dark{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35)}

a.svc{display:block;color:inherit}
a.svc h3{color:var(--ink)}

.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:2rem}
.mini{
  background:var(--white);border:1px solid var(--line);border-radius:16px;padding:1.3rem;
  transition:transform .3s ease,box-shadow .3s ease;display:block;
}
.mini:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.mini h3{font-size:1.02rem;color:var(--ink);margin-bottom:.4rem}
.mini p{font-size:.9rem;color:var(--ink-soft)}

.sitemap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2.5rem}
.sitemap-grid h2{font-size:1.15rem;margin-bottom:.9rem;color:var(--deep)}
.sitemap-grid ul{list-style:none;display:grid;gap:.5rem}
.sitemap-grid a{color:var(--link);font-weight:600;font-size:.96rem}
.sitemap-grid a:hover{text-decoration:underline}

.rev-note{font-size:.85rem;color:var(--ink-soft);margin-top:2.5rem;padding-top:1.2rem;border-top:1px solid var(--line)}

@media(max-width:920px){
  .art-grid{grid-template-columns:minmax(0,1fr)}
  .toc{position:static;top:auto;order:-1}
  .cta-box{grid-template-columns:1fr;padding:2.2rem}
  .mini-grid{grid-template-columns:repeat(2,1fr)}
  .page-hero{padding:8.5rem 0 3.5rem}
}
@media(max-width:560px){
  .mini-grid,.sitemap-grid{grid-template-columns:1fr}
  .page-hero{padding:7.5rem 0 3rem}
}

@media print{
  header,.burger,.cta-sec,.page-hero::after{display:none!important}

  .reveal{opacity:1!important;transform:none!important}
  .readbar,.to-top,.page-hero::before,.ph-bubbles{display:none!important}
  body{background:#fff;color:#000}
  .prose a::after{content:" (" attr(href) ")";font-size:.8em;color:#555}
}

:root{
  --grad-ui:linear-gradient(120deg,#097bbb 0%,#178095 55%,#22827b 100%);
  --grad-deep:linear-gradient(160deg,#063b63 0%,#0a5a94 60%,#097bbb 100%);
  --link:#0973b0;
}

.btn-primary{background:var(--grad-ui)}
.check-ic{background:var(--grad-ui)}
.ci-item .ic{background:var(--grad-ui)}

.eyebrow{color:var(--link)}
.svc .more{color:var(--link)}

.acqua .btn-ghost{background:rgba(0,0,0,.28);border-color:rgba(255,255,255,.5)}

.page-hero .byline{margin-top:1.1rem;font-size:.9rem;color:#fff}
.page-hero .byline a{color:#fff;font-weight:700;text-decoration:underline;text-underline-offset:3px}
.page-hero .byline time{white-space:nowrap}

footer h2{color:#fff;font-size:1rem;margin-bottom:1rem;letter-spacing:.02em;font-weight:700;line-height:inherit}
form.card h2{font-size:1.4rem;margin-bottom:.3rem}
.svc h2{font-size:1.25rem;margin-bottom:.6rem}
a.svc h2{color:var(--ink)}
.acqua .feat .f h3{font-size:1rem;margin-bottom:.25rem;font-weight:700;letter-spacing:normal;line-height:inherit}

.hero h1{margin-top:0}
.hero h1 .eyebrow{display:flex;width:fit-content;margin:.5rem 0 1.2rem;line-height:1.6}
.hero h1 .slogan{display:block}

@keyframes rs-hdr{from{opacity:0;transform:translateY(-104%)}}
header{animation:rs-hdr .55s cubic-bezier(.22,1,.36,1) both}

.page-hero::before{
  content:"";position:absolute;z-index:0;pointer-events:none;
  width:32rem;height:32rem;border-radius:50%;top:-12rem;right:-8rem;
  background:#22c1e0;filter:blur(70px);opacity:.38;
  animation:float1 13s ease-in-out infinite;
}
.page-hero::after{animation:float2 17s ease-in-out infinite}
.page-hero .ph-bubbles{
  position:absolute;inset:0;width:100%;height:100%;
  z-index:1;opacity:.85;pointer-events:none;
}

@keyframes rs-up{from{opacity:0;transform:translateY(18px)}}
@keyframes rs-glisse{from{transform:translateY(18px)}}
.page-hero .crumbs{animation:rs-up .45s .02s cubic-bezier(.22,1,.36,1) both}
.page-hero .tag{animation:rs-up .45s .10s cubic-bezier(.22,1,.36,1) both}
.page-hero h1{animation:rs-glisse .5s cubic-bezier(.22,1,.36,1) both}
.page-hero .lead{animation:rs-up .45s .24s cubic-bezier(.22,1,.36,1) both}

.btn-primary,.btn-dark{background-size:220% 100%;background-position:0 0}
.btn{transition:transform .25s ease,box-shadow .25s ease,background .25s ease,background-position .55s ease}
.btn-primary:hover,.btn-primary:focus-visible,
.btn-dark:hover,.btn-dark:focus-visible{background-position:100% 0}
.btn svg,.btn span[aria-hidden]{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}
.btn:hover svg,.btn:hover span[aria-hidden]{transform:translateX(3px)}

@keyframes rs-drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-6%,4%) scale(1.15)}}
.cta-box::after{animation:rs-drift 18s ease-in-out infinite;will-change:transform}

@keyframes rs-pop{0%{transform:scale(.4);opacity:0}60%{transform:scale(1.14)}100%{transform:scale(1);opacity:1}}
.reveal.in .check-ic{animation:rs-pop .45s cubic-bezier(.34,1.56,.64,1) both}
.reveal.in li:nth-child(2) .check-ic{animation-delay:.07s}
.reveal.in li:nth-child(3) .check-ic{animation-delay:.14s}
.reveal.in li:nth-child(4) .check-ic{animation-delay:.21s}
.reveal.in li:nth-child(5) .check-ic{animation-delay:.28s}
.reveal.in li:nth-child(6) .check-ic{animation-delay:.35s}
.reveal.in li:nth-child(7) .check-ic{animation-delay:.42s}

.ci-item .ic{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}
.ci-item:hover .ic{transform:scale(1.12) rotate(-6deg)}

@keyframes rs-faq{from{opacity:0;transform:translateY(-10px)}}
.faq-i{transition:box-shadow .3s ease,border-color .3s ease}
.faq-i[open]{border-color:rgba(9,123,187,.35);box-shadow:0 14px 34px -22px rgba(6,59,99,.55)}
.faq-i summary::after{transition:transform .3s cubic-bezier(.34,1.56,.64,1)}
.faq-i[open] .faq-a{animation:rs-faq .3s ease both}

.tbl tbody tr{transition:background-color .2s ease}
.tbl tbody tr:hover{background:rgba(9,123,187,.05)}
.prose img{transition:transform .5s cubic-bezier(.22,1,.36,1),box-shadow .5s ease}
.prose figure:hover img{transform:scale(1.02);box-shadow:var(--shadow)}
.prose a{transition:color .2s ease,text-underline-offset .2s ease}
.prose a:hover{text-underline-offset:4px}

.readbar{position:fixed;top:0;left:0;right:0;height:3px;z-index:70;pointer-events:none}
.readbar i{display:block;height:100%;width:100%;transform:scaleX(0);transform-origin:0 50%;background:var(--grad);will-change:transform}

.to-top{
  position:fixed;right:1.2rem;bottom:1.2rem;width:46px;height:46px;
  border-radius:50%;border:none;cursor:pointer;display:grid;place-items:center;
  background:var(--grad-ui);color:#fff;z-index:55;
  box-shadow:0 14px 30px -12px rgba(6,59,99,.75);
  opacity:0;visibility:hidden;transform:translateY(14px) scale(.85);
  transition:opacity .3s ease,transform .3s cubic-bezier(.34,1.56,.64,1),visibility .3s;
}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top.show:hover{transform:translateY(-4px)}
.to-top:focus-visible{outline:3px solid #bdf0ff;outline-offset:3px}
@media(max-width:560px){.to-top{right:.9rem;bottom:.9rem;width:42px;height:42px}}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}

  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    animation-delay:0ms!important;
    transition-duration:.001ms!important;
    transition-delay:0ms!important;
  }

  .reveal{transform:none!important;transition:opacity .45s ease!important}
  .reveal:not(.in){opacity:0}
  .reveal.in{opacity:1}

  .to-top.show:hover,.btn:hover,.btn:hover svg,.btn:hover span[aria-hidden]{transform:none!important}
  .to-top{transition:opacity .3s ease,visibility .3s!important}
  .to-top.show{transform:none}
}