:root{
  --ink:#04241a; --green:#00d15a; --blue:#0077e6; --grad:linear-gradient(135deg,#00e060,#0077e6);
  --bg:#fff; --alt:#f3f8f6; --mute:#4b625a; --line:#dbe7e2;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:"Source Sans 3",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:18px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-t{display:flex;flex-direction:column;line-height:1}
.brand-t b{font-size:24px;font-weight:800;letter-spacing:.08em}
.brand-t small{font-size:9.5px;letter-spacing:.42em;margin-top:5px;font-weight:500}
#menu{display:flex;align-items:center;gap:30px}
#menu a{text-decoration:none;font-weight:600;font-size:16px}
#menu a:not(.btn):hover{color:var(--blue)}
.phone-link{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:var(--alt);flex-shrink:0;transition:background .2s,transform .2s}
.phone-link svg{width:20px;height:20px;fill:#25D366;flex-shrink:0}
.phone-link:hover{background:#e3f7ea;transform:scale(1.06)}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer}
.burger span{display:block;height:2px;background:var(--ink);margin:6px 10px;transition:.25s}

/* buttons */
.btn{display:inline-block;background:var(--grad);color:#fff;font-weight:700;padding:14px 28px;border-radius:8px;text-decoration:none;border:0;font:inherit;font-weight:700;cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,119,230,.3)}
.btn-sm{padding:9px 20px;font-size:15px;color:#fff!important}
.btn-ghost{background:none;color:var(--ink);box-shadow:inset 0 0 0 2px var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;box-shadow:inset 0 0 0 2px var(--ink)}

/* hero */
.hero{background:radial-gradient(900px 500px at 85% 20%,rgba(0,224,96,.13),transparent 60%),radial-gradient(700px 500px at 100% 80%,rgba(0,119,230,.12),transparent 60%),#fff;padding:90px 0 0}
.hero-in{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
.eyebrow{font-size:14px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block;margin-bottom:14px}
h1{font-size:clamp(38px,5.6vw,66px);line-height:1.06;font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(28px,3.6vw,42px);line-height:1.15;font-weight:800;letter-spacing:-.015em}
h3{font-size:21px;font-weight:700;line-height:1.25}
.lead{font-size:21px;color:var(--mute);margin:24px 0 34px;max-width:38em}
.cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-art img{width:100%;max-width:400px;margin-inline:auto;animation:float 7s ease-in-out infinite;filter:drop-shadow(0 30px 40px rgba(0,119,230,.2))}
@keyframes float{50%{transform:translateY(-14px)}}
.stats{display:grid;grid-template-columns:repeat(3,1fr);margin-top:70px;border-top:1px solid var(--line)}
.stats div{padding:28px 24px 30px 0}
.stats b{display:block;font-size:22px;font-weight:800}
.stats span{color:var(--mute);font-size:16px}

/* sections */
.sec{padding:100px 0}
.alt{background:var(--alt)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}
.prose p{color:var(--mute);margin-bottom:18px;font-size:19px}
.head{max-width:720px;margin-bottom:54px}
.sub{color:var(--mute);margin-top:14px;font-size:20px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.grid.four{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;transition:.25s}
.card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(4,36,26,.1);border-color:transparent}
.card h3{margin:18px 0 8px}
.card p{color:var(--mute);font-size:16.5px}
.ico{width:52px;height:52px;border-radius:12px;background:var(--grad);display:grid;place-items:center}
.ico svg{width:26px;height:26px;fill:none;stroke:#fff;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

.dark{background:var(--ink);color:#fff;background-image:radial-gradient(600px 300px at 90% 0,rgba(0,224,96,.18),transparent 70%),radial-gradient(600px 300px at 0 100%,rgba(0,119,230,.2),transparent 70%)}
.dark .sub{color:#b5cbc3}
.pill-card{border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:28px;background:rgba(255,255,255,.04)}
.pill-card b{display:block;font-size:21px;margin-bottom:6px}
.pill-card span{color:#b5cbc3;font-size:16.5px}

.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;counter-reset:s}
.steps li{border-top:3px solid;border-image:var(--grad) 1;padding-top:20px}
.steps span{font-weight:800;font-size:15px;color:var(--blue);letter-spacing:.1em}
.steps h3{margin:6px 0 8px}
.steps p{color:var(--mute);font-size:16.5px}

.contact{background:var(--alt)}
.mail{margin-top:26px;font-size:22px;font-weight:700}
.mail a{text-decoration:none;color:var(--blue)}
.wa-line{display:flex;align-items:center;gap:10px;margin-top:14px;font-weight:700;text-decoration:none;color:var(--ink)}
.wa-line svg{width:24px;height:24px;fill:#25D366;flex-shrink:0}
.wa-line:hover{color:#1da851}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.btn[disabled]{opacity:.65;cursor:progress;transform:none}
.note.ok{color:#0a8a4a;font-weight:600}
.note.err{color:#c0392b;font-weight:600}
form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:32px;display:grid;gap:16px;box-shadow:0 20px 50px rgba(4,36,26,.06)}
label{font-weight:600;font-size:15px;display:grid;gap:6px}
input,select,textarea{font:inherit;font-size:16px;padding:12px 14px;border:1px solid #c5d6cf;border-radius:8px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--blue);border-color:transparent}
.note{font-size:15px;color:var(--mute);min-height:1.4em}

footer{background:var(--ink);color:#fff;padding:44px 0}
.foot{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer .brand-t small{color:#b5cbc3}
footer p{color:#b5cbc3;font-size:15px}
.foot-phone{color:#b5cbc3;font-size:15px;text-decoration:none;font-weight:600}
.foot-phone:hover{color:#fff}

/* floating WhatsApp button */
.wa-fab{position:fixed;right:22px;bottom:22px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 10px 26px rgba(0,0,0,.28);transition:transform .2s,box-shadow .2s;animation:pulse 2.6s ease-out infinite}
.wa-fab svg{width:30px;height:30px;fill:#fff}
.wa-fab:hover{transform:scale(1.08);box-shadow:0 14px 32px rgba(0,0,0,.34)}
@keyframes pulse{0%{box-shadow:0 10px 26px rgba(0,0,0,.28),0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 10px 26px rgba(0,0,0,.28),0 0 0 14px rgba(37,211,102,0)}100%{box-shadow:0 10px 26px rgba(0,0,0,.28),0 0 0 0 rgba(37,211,102,0)}}
@media (prefers-reduced-motion:reduce){.wa-fab{animation:none}}

.rv{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}.hero-art img{animation:none}html{scroll-behavior:auto}}

@media (max-width:1000px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .grid.four{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:36px}
}
@media (max-width:760px){
  body{font-size:17px}
  .burger{display:block}
  #menu{position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 20px;border-bottom:1px solid var(--line);display:none}
  #menu.open{display:flex}
  #menu a{padding:14px 0;border-bottom:1px solid var(--line)}
  #menu .btn{margin-top:14px;text-align:center;border:0}
  #menu .phone-link{margin:14px auto 0;padding:0;border-bottom:0;width:44px;height:44px}
  .wa-fab{right:16px;bottom:16px;width:52px;height:52px}
  .wa-fab svg{width:26px;height:26px}
  .hero{padding-top:50px}
  .hero-in{grid-template-columns:1fr}
  .hero-art{order:-1}.hero-art img{max-width:150px;margin:0}
  .stats{grid-template-columns:1fr;margin-top:40px}
  .stats div{padding:16px 0;border-bottom:1px solid var(--line)}
  .sec{padding:64px 0}
  .grid,.grid.four,.steps{grid-template-columns:1fr}
  form{padding:22px}
}