/* ==========================================================================
   HidroAtalaia — Design System
   ========================================================================== */
:root{
  --gutter:1rem;
  --pill-gutter:1.25rem;
  --pill-bleed:-1.15rem;
  --wave-h:clamp(60px,8vw,120px);
  /* brand */
  --navy-950:#04111f;
  --navy-900:#06182e;
  --navy-800:#0b2545;
  --navy-700:#123560;
  --blue-600:#1f5c96;
  --blue-500:#2e7cba;
  --blue-400:#4f9ed6;
  --aqua-300:#7fd4ec;
  --aqua-200:#a8e6f5;
  --paper:#f2f6fb;
  --paper-2:#e8f0f8;
  --white:#ffffff;
  --ink:#0c1b2e;
  --ink-2:#39506b;
  --ink-3:#6b8099;

  /* semantic */
  --bg:var(--paper);
  --fg:var(--ink);
  --fg-muted:var(--ink-2);
  --accent:var(--blue-500);
  --line:rgba(11,37,69,.10);

  /* type */
  --font-display:"Montserrat","Segoe UI",system-ui,-apple-system,sans-serif;
  --font-body:"Inter","Segoe UI",system-ui,-apple-system,sans-serif;

  --step--1:clamp(.82rem,.78rem + .2vw,.9rem);
  --step-0:clamp(1rem,.96rem + .22vw,1.08rem);
  --step-1:clamp(1.12rem,1.04rem + .4vw,1.3rem);
  --step-2:clamp(1.35rem,1.2rem + .75vw,1.75rem);
  --step-3:clamp(1.75rem,1.45rem + 1.5vw,2.6rem);
  --step-4:clamp(2.3rem,1.7rem + 3vw,4.2rem);

  /* space */
  --shell:min(1180px,calc(100% - 2.5rem));
  --sec-y:clamp(4.5rem,3rem + 8vw,9rem);
  --r-sm:10px; --r-md:16px; --r-lg:24px; --r-xl:32px;

  /* elevation */
  --sh-1:0 1px 2px rgba(6,24,46,.06),0 4px 14px rgba(6,24,46,.06);
  --sh-2:0 2px 6px rgba(6,24,46,.07),0 18px 44px rgba(6,24,46,.10);
  --sh-3:0 30px 80px rgba(6,24,46,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:var(--font-body);font-size:var(--step-0);line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,canvas{display:block;max-width:100%}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.1;letter-spacing:-.02em;margin:0}
p{margin:0}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:var(--aqua-300);color:var(--navy-900)}

.shell{width:var(--shell);margin-inline:auto}
.skip-link{
  position:fixed;top:-100px;left:1rem;z-index:999;background:var(--white);
  color:var(--navy-800);padding:.75rem 1.1rem;border-radius:var(--r-sm);
  box-shadow:var(--sh-2);font-weight:600;transition:top .25s var(--ease);
}
.skip-link:focus{top:1rem}
:focus-visible{outline:2.5px solid var(--aqua-300);outline-offset:3px;border-radius:4px}

/* ---------- icons ---------- */
.ico{width:1.15em;height:1.15em;flex:none}
.ico path:not([fill]),.ico circle:not([fill]){fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.header-cta .ico path,.wa-float svg path,.phone-link .ico path{fill:currentColor;stroke:none}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{position:fixed;inset:0 0 auto 0;z-index:100}
.header-inner{
  position:relative;display:flex;align-items:center;gap:1.5rem;
  min-height:76px;padding-block:.6rem;
}
/* A cápsula de vidro vive num pseudo-elemento por dois motivos:
   1. backdrop-filter num ancestral tornaria o header bloco de contenção do
      menu mobile, que é position:fixed;
   2. o pseudo é absoluto, então sua caixa nunca reflui o conteúdo do header.
   Só a opacidade anima. Nada de width, min-height, padding ou transform:
   animar layout — ou escala — sob um backdrop-filter obriga o blur a
   reamostrar o fundo a cada quadro, e é daí que vem a piscada. */
.header-inner::before{
  content:"";position:absolute;z-index:-1;
  inset:10px var(--pill-bleed) 4px;border-radius:999px;
  background:rgba(255,255,255,.76);
  border:1px solid rgba(255,255,255,.6);
  box-shadow:0 1px 1px rgba(6,24,46,.05),0 14px 36px rgba(6,24,46,.16);
  backdrop-filter:saturate(165%) blur(14px);-webkit-backdrop-filter:saturate(165%) blur(14px);
  opacity:0;transition:opacity .4s var(--ease);
}
.site-header.is-stuck .header-inner::before,
.site-header.is-open .header-inner::before{opacity:1}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;margin-right:auto}
.brand-mark{width:46px;height:46px;border-radius:50%;box-shadow:0 4px 14px rgba(6,24,46,.18);transition:transform .5s var(--ease-out)}
.brand:hover .brand-mark{transform:rotate(-8deg) scale(1.06)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-family:var(--font-display);font-weight:800;font-size:1.02rem;letter-spacing:.06em;color:var(--white);transition:color .4s var(--ease)}
.brand-text small{font-size:.63rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.7);transition:color .4s var(--ease)}
.is-stuck .brand-text strong,.is-open .brand-text strong{color:var(--navy-800)}
.is-stuck .brand-text small,.is-open .brand-text small{color:var(--ink-3)}

.nav{display:flex;gap:.2rem;white-space:nowrap}
.nav a{
  position:relative;text-decoration:none;font-size:.92rem;font-weight:500;
  padding:.5rem .8rem;border-radius:var(--r-sm);color:rgba(255,255,255,.88);
  transition:color .3s var(--ease),background .3s var(--ease);
}
.nav a::after{
  content:"";position:absolute;left:.8rem;right:.8rem;bottom:.3rem;height:2px;
  background:var(--aqua-300);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .45s var(--ease-out);
}
.nav a:hover::after,.nav a.is-active::after{transform:scaleX(1)}
.nav a:hover{color:var(--white)}
.is-stuck .nav a{color:var(--ink-2)}
.is-stuck .nav a:hover,.is-stuck .nav a.is-active{color:var(--navy-800)}

.header-progress{
  position:fixed;left:0;top:0;height:3px;width:100%;transform-origin:left;transform:scaleX(0);
  background:linear-gradient(90deg,var(--blue-600),var(--blue-400) 55%,var(--aqua-300));
  opacity:0;transition:opacity .4s var(--ease);
}
.site-header.is-stuck .header-progress{opacity:1}

.menu-toggle{
  display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;
  padding:10px;flex-direction:column;justify-content:space-between;
}
.menu-toggle span{display:block;height:2px;border-radius:2px;background:var(--white);transition:transform .4s var(--ease),opacity .25s,background .4s}
.is-stuck .menu-toggle span,.is-open .menu-toggle span{background:var(--navy-800)}
.menu-toggle[aria-expanded="true"] span{background:var(--navy-800)}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(10px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-10px) rotate(-45deg)}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.95rem 1.6rem;border:0;border-radius:999px;cursor:pointer;text-decoration:none;
  font-family:var(--font-display);font-weight:700;font-size:.95rem;letter-spacing:.01em;
  overflow:hidden;isolation:isolate;transition:transform .35s var(--ease-out),box-shadow .35s var(--ease);
}
.btn::before{
  content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;
  background:linear-gradient(120deg,var(--blue-600),var(--blue-500) 45%,var(--aqua-300));
  background-size:200% 100%;transition:background-position .6s var(--ease);
}
.btn-primary{color:var(--white);box-shadow:0 10px 26px rgba(31,92,150,.34)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(31,92,150,.42)}
.btn-primary:hover::before{background-position:100% 0}
.btn-primary:active{transform:translateY(0)}
.btn-sm{padding:.65rem 1.15rem;font-size:.85rem}
.btn-block{width:100%}
.btn-ghost{
  color:var(--white);border:1.5px solid rgba(255,255,255,.4);background:rgba(255,255,255,.05);
  backdrop-filter:blur(6px);
}
.btn-ghost::before{display:none}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.7);transform:translateY(-2px)}
.ico-arrow{transition:transform .4s var(--ease-out)}
.btn:hover .ico-arrow{transform:translateX(4px)}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  background:linear-gradient(170deg,var(--navy-800),var(--navy-900) 55%,var(--navy-950));
  overflow:hidden;isolation:isolate;
  padding-block:clamp(6.5rem,13vh,9.5rem) calc(var(--wave-h) + clamp(10.5rem,19vh,13.5rem));
}
.hero-water{position:absolute;inset:0;width:100%;height:100%;z-index:-3;transform:translateZ(0)}
.hero-veil{
  position:absolute;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(120% 90% at 18% 42%,rgba(6,24,46,.78) 0%,rgba(6,24,46,.55) 38%,transparent 72%),
    linear-gradient(180deg,rgba(4,17,31,.72) 0%,transparent 28%,transparent 62%,rgba(4,17,31,.82) 100%);
}
.hero-grain{
  position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.16;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}
.hero-inner{position:relative;z-index:1}
.hero-copy{max-width:min(660px,100%)}

.eyebrow{
  display:inline-flex;align-items:center;gap:.6rem;margin:0 0 1.4rem;
  font-family:var(--font-display);font-weight:700;font-size:.72rem;
  letter-spacing:.24em;text-transform:uppercase;color:var(--blue-500);
}
.eyebrow.light{color:var(--aqua-300)}
.hero .eyebrow{color:var(--aqua-300)}
.eyebrow-dot{
  width:7px;height:7px;border-radius:50%;background:currentColor;flex:none;
  box-shadow:0 0 0 0 currentColor;animation:pulse 2.6s var(--ease) infinite;
}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(127,212,236,.55)}70%{box-shadow:0 0 0 10px rgba(127,212,236,0)}100%{box-shadow:0 0 0 0 rgba(127,212,236,0)}}

.hero-title{font-size:var(--step-4);font-weight:800;color:var(--white);margin-bottom:1.5rem}
.hero-title .line{display:block}
.hero-title .accent{
  background:linear-gradient(100deg,var(--aqua-200),var(--blue-400) 55%,var(--aqua-300));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.rule{width:92px;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--aqua-300),var(--blue-500));margin-bottom:1.8rem}
.hero-lead{font-size:var(--step-1);color:rgba(226,239,250,.88);max-width:54ch;margin-bottom:1.1rem}
.hero-claim{font-size:var(--step-0);color:rgba(226,239,250,.72);margin-bottom:2.3rem}
.hero-claim strong{color:var(--white);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:.9rem;margin-bottom:2.4rem}
.hero-badges{display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;color:rgba(226,239,250,.66);font-size:.86rem}
.hero-badges li{display:flex;align-items:center;gap:.45rem}
.hero-badges .ico{color:var(--aqua-300);width:1em;height:1em}

.scroll-cue{
  position:absolute;left:50%;bottom:calc(var(--wave-h) + clamp(1.25rem,3.5vh,2.5rem));
  transform:translateX(-50%);
  z-index:3;display:flex;flex-direction:column;align-items:center;gap:.75rem;
  padding:.35rem .9rem .5rem;
  text-decoration:none;color:rgba(226,239,250,.5);
  font-size:.64rem;letter-spacing:.3em;text-transform:uppercase;font-weight:600;
  transition:color .3s var(--ease),opacity .4s var(--ease);
}
.scroll-cue:hover{color:var(--aqua-300)}
.scroll-cue-track{
  width:26px;height:42px;border:1.5px solid rgba(226,239,250,.32);border-radius:14px;
  display:grid;place-items:start center;padding-top:7px;
}
.scroll-cue-drop{width:4px;height:9px;border-radius:3px;background:var(--aqua-300);animation:dropFall 2.1s var(--ease) infinite}
@keyframes dropFall{0%{transform:translateY(0);opacity:0}25%{opacity:1}70%{transform:translateY(16px);opacity:0}100%{transform:translateY(16px);opacity:0}}

/* wave separators */
.section-wave{position:absolute;left:0;width:100%;height:var(--wave-h);z-index:2;pointer-events:none}
.section-wave-bottom{bottom:-1px}
.wave-path{fill:var(--paper)}

/* ==========================================================================
   SECTIONS
   ========================================================================== */
.section{position:relative;padding-block:var(--sec-y);overflow:clip}
.section-head{max-width:68ch;margin-bottom:clamp(2.5rem,5vw,4rem)}
.section-head.center{margin-inline:auto;text-align:center}
.section-title{font-size:var(--step-3);font-weight:800;margin-bottom:1.1rem;color:var(--navy-800)}
.section-title .accent{color:var(--blue-500)}
.section-title .accent-soft{
  background:linear-gradient(100deg,var(--aqua-200),var(--blue-400));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.section-lead{color:var(--fg-muted);font-size:var(--step-1);max-width:60ch}
.center .section-lead{margin-inline:auto}

.section-dark{background:linear-gradient(165deg,var(--navy-800),var(--navy-900));color:rgba(226,239,250,.8)}
.section-dark .section-title{color:var(--white)}
.section-dark .section-lead{color:rgba(226,239,250,.72)}
.section-deep{background:linear-gradient(180deg,var(--navy-900),var(--navy-950));color:rgba(226,239,250,.8)}
.section-deep .section-title{color:var(--white)}
.section-deep .section-lead{color:rgba(226,239,250,.68)}

/* ---------- problema / timeline ---------- */
.problem{isolation:isolate}
.drip-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.5}
.timeline{
  display:grid;gap:1.1rem;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  counter-reset:tl;
}
.timeline-item{
  position:relative;padding:1.8rem 1.5rem 1.6rem;border-radius:var(--r-lg);
  background:rgba(23,56,96,.42);border:1px solid rgba(168,230,245,.14);
  transition:transform .5s var(--ease-out),background .5s var(--ease),border-color .5s var(--ease);
}
.timeline-item::before{
  content:"";position:absolute;left:1.5rem;right:1.5rem;top:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,rgba(127,212,236,.55),transparent);
}
.timeline-item:hover{transform:translateY(-6px);background:rgba(255,255,255,.075);border-color:rgba(168,230,245,.3)}
.timeline-time{
  display:inline-block;font-family:var(--font-display);font-weight:700;font-size:.7rem;
  letter-spacing:.2em;text-transform:uppercase;color:var(--aqua-300);margin-bottom:.9rem;opacity:.8;
}
.timeline-item h3{font-size:var(--step-1);color:var(--white);margin-bottom:.55rem;font-weight:700}
.timeline-item p{font-size:.94rem;color:rgba(226,239,250,.68)}
.timeline-item.is-solved{
  background:linear-gradient(150deg,rgba(46,124,186,.35),rgba(127,212,236,.14));
  border-color:rgba(168,230,245,.42);
}
.timeline-item.is-solved::before{background:linear-gradient(90deg,var(--aqua-300),rgba(127,212,236,.1))}
.timeline-item.is-solved .timeline-time{opacity:1}

/* ---------- pilares ---------- */
.pillars{display:grid;gap:1.4rem;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));margin-bottom:clamp(2.5rem,5vw,4rem)}
.pillar{
  position:relative;padding:2.4rem 2rem 2.1rem;border-radius:var(--r-lg);background:var(--white);
  border:1px solid var(--line);box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .55s var(--ease-out),box-shadow .55s var(--ease);
}
.pillar::after{
  content:"";position:absolute;left:0;top:0;width:100%;height:4px;
  background:linear-gradient(90deg,var(--blue-500),var(--aqua-300));
  transform:scaleX(0);transform-origin:left;transition:transform .6s var(--ease-out);
}
.pillar:hover{transform:translateY(-8px);box-shadow:var(--sh-2)}
.pillar:hover::after{transform:scaleX(1)}
.pillar-index{
  position:absolute;right:1.4rem;top:1.1rem;font-family:var(--font-display);font-weight:800;
  font-size:3.2rem;line-height:1;color:var(--paper-2);letter-spacing:-.04em;
  transition:color .5s var(--ease);
}
.pillar:hover .pillar-index{color:rgba(127,212,236,.4)}
.pillar-icon{display:block;width:54px;height:54px;margin-bottom:1.4rem;color:var(--blue-500)}
.pillar-icon svg{width:100%;height:100%}
.pillar h3{font-size:var(--step-2);color:var(--navy-800);margin-bottom:.7rem;font-weight:700}
.pillar p{color:var(--fg-muted);font-size:.98rem}
.draw{fill:none;stroke:currentColor;stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round}

/* icon stroke draw-in */
[data-reveal] .draw{stroke-dasharray:var(--len,220);stroke-dashoffset:var(--len,220)}
[data-reveal].is-in .draw{animation:drawIn 1.3s var(--ease-out) forwards}
[data-reveal].is-in .draw:nth-child(2){animation-delay:.22s}
[data-reveal].is-in .draw:nth-child(3){animation-delay:.38s}
@keyframes drawIn{to{stroke-dashoffset:0}}

/* ---------- quote band ---------- */
.quote-band{
  position:relative;display:flex;gap:1.6rem;align-items:flex-start;
  padding:2.2rem 2.4rem;border-radius:var(--r-lg);
  background:linear-gradient(120deg,var(--navy-800),var(--blue-600));
  color:var(--white);box-shadow:var(--sh-2);overflow:hidden;
}
.quote-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(127,212,236,.3),transparent 70%);
}
.quote-mark{width:5px;align-self:stretch;border-radius:4px;background:var(--aqua-300);flex:none}
.quote-band h3{font-size:var(--step-2);margin-bottom:.5rem;font-weight:800}
.quote-band p{color:rgba(226,239,250,.86);font-size:var(--step-1);max-width:56ch}

/* ==========================================================================
   SCROLLY — como funciona
   ========================================================================== */
.scrolly{position:relative;width:var(--shell);margin-inline:auto;display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,5rem);align-items:start}
.scrolly-stage{position:sticky;top:0;height:100svh;align-self:start;display:flex;align-items:center;justify-content:center;padding-top:46px}
.stage-inner{
  width:100%;max-width:560px;padding:1.5rem;border-radius:var(--r-xl);
  background:radial-gradient(120% 110% at 50% 0%,rgba(46,124,186,.22),rgba(6,24,46,.4));
  border:1px solid rgba(168,230,245,.16);box-shadow:var(--sh-3);
}
.apt{width:100%;height:auto;overflow:visible}
.apt-room{fill:rgba(255,255,255,.028);stroke:rgba(168,230,245,.28);stroke-width:1.6}
.apt-line{fill:none;stroke:rgba(168,230,245,.26);stroke-width:1.6;stroke-linecap:round}
.apt-line.soft{stroke:rgba(168,230,245,.13)}
.apt-fill{fill:rgba(168,230,245,.06);stroke:rgba(168,230,245,.2);stroke-width:1.4}
.pipe{fill:none;stroke:rgba(168,230,245,.5);stroke-width:4.5;stroke-linecap:round}
.valve-body{fill:rgba(6,24,46,.9);stroke:var(--aqua-300);stroke-width:2.4}
.valve-handle{stroke:var(--aqua-300);stroke-width:2.6;stroke-linecap:round;fill:none}
.valve{transform-box:fill-box;transform-origin:center;transition:transform .7s var(--ease-out)}
.valve.is-closed{transform:rotate(90deg)}
.valve.is-closed .valve-body{fill:rgba(46,124,186,.5)}

.leak-drop{fill:var(--aqua-200);opacity:0}
.leak.is-on .d1{animation:leakFall 1.5s linear infinite}
.leak.is-on .d2{animation:leakFall 1.5s linear infinite .5s}
.leak.is-on .d3{animation:leakFall 1.5s linear infinite 1s}
@keyframes leakFall{0%{transform:translateY(0);opacity:0}15%{opacity:.95}85%{opacity:.9}100%{transform:translateY(42px);opacity:0}}

.flood{transition:none}
.sensor{opacity:.5;transition:opacity .5s var(--ease)}
.sensor.is-alert{opacity:1}
.sensor-body{fill:rgba(6,24,46,.95);stroke:rgba(168,230,245,.6);stroke-width:2}
.sensor-led{fill:rgba(168,230,245,.45);transition:fill .3s}
.sensor.is-alert .sensor-led{fill:#ff6b6b;animation:ledBlink 1s steps(2) infinite}
@keyframes ledBlink{50%{fill:#ffd0d0}}
.sensor-halo{fill:none;stroke:rgba(255,107,107,.5);stroke-width:1.6;opacity:0}
.sensor.is-alert .sensor-halo{animation:halo 2s var(--ease) infinite}
.sensor.is-alert .halo2{animation-delay:1s}
@keyframes halo{0%{transform:scale(.4);opacity:.8}100%{transform:scale(1.5);opacity:0}}
.sensor-halo{transform-box:fill-box;transform-origin:center}

.alert{opacity:0;transform:translateY(-8px);transition:opacity .5s var(--ease),transform .5s var(--ease-out)}
.alert.is-on{opacity:1;transform:translateY(0)}
.alert rect{fill:rgba(6,24,46,.92);stroke:rgba(255,107,107,.55);stroke-width:1.4}
.alert text{fill:var(--white);font-family:var(--font-display);font-size:13px;font-weight:700}
.alert text.sub{fill:rgba(226,239,250,.6);font-size:10.5px;font-weight:500;font-family:var(--font-body)}
.alert-dot{fill:#ff6b6b}

.scrolly-steps{padding-block:30svh 40svh;display:flex;flex-direction:column;gap:30svh}
.step{
  opacity:.28;transform:translateY(14px);
  transition:opacity .6s var(--ease),transform .6s var(--ease-out);
  border-left:2px solid rgba(168,230,245,.18);padding-left:1.6rem;
}
.step.is-active{opacity:1;transform:translateY(0);border-left-color:var(--aqua-300)}
.step-num{
  display:block;font-family:var(--font-display);font-weight:800;font-size:.72rem;
  letter-spacing:.24em;color:var(--aqua-300);margin-bottom:.8rem;
}
.step h3{font-size:var(--step-2);color:var(--white);margin-bottom:.7rem;font-weight:700}
.step p{color:rgba(226,239,250,.7);font-size:var(--step-0);max-width:46ch}

/* ==========================================================================
   STATS
   ========================================================================== */
.stats-section{background:var(--white);padding-block:clamp(3rem,6vw,5rem)}
.stats{display:grid;gap:1.5rem 2rem;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));text-align:center}
.stat{position:relative;padding:1rem .5rem}
.stat+.stat::before{
  content:"";position:absolute;left:-1rem;top:18%;bottom:18%;width:1px;background:var(--line);
}
.stat-value{
  display:block;font-family:var(--font-display);font-weight:800;
  font-size:clamp(2.2rem,1.4rem + 3vw,3.4rem);line-height:1;letter-spacing:-.03em;
  background:linear-gradient(130deg,var(--navy-800),var(--blue-500) 60%,var(--aqua-300));
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:.6rem;
}
.stat span{color:var(--ink-3);font-size:.9rem;display:block;max-width:22ch;margin-inline:auto}

/* ==========================================================================
   TILES
   ========================================================================== */
.aplicacoes{background:linear-gradient(180deg,var(--paper),var(--paper-2))}
.tiles{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(265px,1fr))}
.tile{
  position:relative;padding:2rem 1.8rem;border-radius:var(--r-lg);background:var(--white);
  border:1px solid var(--line);overflow:hidden;
  transition:transform .5s var(--ease-out),box-shadow .5s var(--ease),border-color .5s var(--ease);
}
.tile::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .5s var(--ease);
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(79,158,214,.12),transparent 65%);
}
.tile:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(79,158,214,.3)}
.tile:hover::before{opacity:1}
.tile-ico{display:block;width:44px;height:44px;color:var(--blue-500);margin-bottom:1.2rem;position:relative}
.tile-ico svg{width:100%;height:100%}
.tile h3{font-size:var(--step-1);color:var(--navy-800);margin-bottom:.55rem;font-weight:700;position:relative}
.tile p{color:var(--fg-muted);font-size:.94rem;position:relative}

/* ==========================================================================
   PROCESSO
   ========================================================================== */
.process{display:grid;gap:1.6rem;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));counter-reset:p}
.process li{position:relative;padding-top:4.2rem}
.process li::before{
  content:"";position:absolute;left:0;top:1.75rem;width:100%;height:1px;
  background:linear-gradient(90deg,rgba(168,230,245,.35),transparent);
}
.process-num{
  position:absolute;left:0;top:0;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-family:var(--font-display);font-weight:800;font-size:1.2rem;
  color:var(--navy-900);background:linear-gradient(140deg,var(--aqua-200),var(--blue-400));
  box-shadow:0 8px 24px rgba(79,158,214,.3);
}
.process h3{font-size:var(--step-1);color:var(--white);margin-bottom:.6rem;font-weight:700}
.process p{color:rgba(226,239,250,.7);font-size:.96rem}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq{background:var(--white)}
.faq-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(2rem,5vw,4.5rem);align-items:start}
.faq .section-head{margin-bottom:0;position:sticky;top:120px}
.accordion{display:flex;flex-direction:column;gap:.7rem}
.acc-item{
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--paper);
  overflow:hidden;transition:border-color .4s var(--ease),background .4s var(--ease),box-shadow .4s var(--ease);
}
.acc-item[open]{border-color:rgba(79,158,214,.42);background:var(--white);box-shadow:var(--sh-1)}
.acc-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.15rem 1.4rem;cursor:pointer;list-style:none;
  font-family:var(--font-display);font-weight:700;font-size:1.02rem;color:var(--navy-800);
}
.acc-item summary::-webkit-details-marker{display:none}
.acc-item summary i{
  position:relative;width:22px;height:22px;flex:none;border-radius:50%;
  background:var(--paper-2);transition:background .4s var(--ease),transform .4s var(--ease-out);
}
.acc-item summary i::before,.acc-item summary i::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--blue-500);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .4s var(--ease-out),opacity .3s;
}
.acc-item summary i::before{width:10px;height:2px}
.acc-item summary i::after{width:2px;height:10px}
.acc-item[open] summary i{background:var(--blue-500);transform:rotate(90deg)}
.acc-item[open] summary i::before{background:var(--white)}
.acc-item[open] summary i::after{opacity:0}
.acc-body{padding:0 1.4rem 1.3rem;color:var(--fg-muted);font-size:.97rem}
.acc-item[open] .acc-body{animation:accIn .45s var(--ease-out)}
@keyframes accIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ==========================================================================
   CTA FINAL
   ========================================================================== */
.cta-final{
  background:linear-gradient(160deg,var(--navy-800),var(--navy-950));
  color:rgba(226,239,250,.8);isolation:isolate;
}
.cta-final .section-title{color:var(--white)}
.cta-final .section-lead{color:rgba(226,239,250,.72)}
.cta-water{
  position:absolute;left:0;bottom:0;width:100%;height:52%;z-index:-1;opacity:.58;
  -webkit-mask-image:linear-gradient(to bottom,transparent 0%,#000 42%,#000 100%);
          mask-image:linear-gradient(to bottom,transparent 0%,#000 42%,#000 100%);
}
.cta-inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:clamp(2.5rem,5vw,4.5rem);align-items:center}
.cta-copy .section-title{margin-bottom:1.2rem}
.phone-link{
  display:inline-flex;align-items:center;gap:.7rem;margin-top:1.8rem;text-decoration:none;
  font-family:var(--font-display);font-weight:800;font-size:clamp(1.5rem,1.1rem + 1.6vw,2.2rem);
  color:var(--white);letter-spacing:-.02em;transition:color .3s var(--ease),transform .4s var(--ease-out);
}
.phone-link .ico{width:.78em;height:.78em;color:var(--aqua-300)}
.phone-link:hover{color:var(--aqua-200);transform:translateX(3px)}
.cta-note{margin-top:.6rem;color:rgba(226,239,250,.56);font-size:.92rem}

.cta-form{
  background:rgba(255,255,255,.055);border:1px solid rgba(168,230,245,.2);
  border-radius:var(--r-xl);padding:clamp(1.8rem,3vw,2.4rem);
  backdrop-filter:blur(9px);-webkit-backdrop-filter:blur(9px);box-shadow:var(--sh-3);
}
.cta-form h3{font-size:var(--step-2);color:var(--white);margin-bottom:1.6rem;font-weight:800}
.field{position:relative;margin-bottom:1.1rem}
.field input,.field select,.field textarea{
  width:100%;padding:1.35rem .95rem .6rem;border-radius:var(--r-sm);
  background:rgba(4,17,31,.42);border:1.5px solid rgba(168,230,245,.2);color:var(--white);
  font-size:.98rem;transition:border-color .3s var(--ease),background .3s var(--ease);
  appearance:none;-webkit-appearance:none;
}
.field textarea{resize:vertical;min-height:84px;padding-top:1.5rem}
.field select{padding-top:1.35rem;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237fd4ec' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .9rem center;background-size:18px}
.field select option{background:var(--navy-900);color:var(--white)}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--aqua-300);background:rgba(4,17,31,.6);outline:none;
}
.field label{
  position:absolute;left:1rem;top:1.05rem;color:rgba(226,239,250,.5);font-size:.98rem;
  pointer-events:none;transform-origin:left top;
  transition:transform .28s var(--ease-out),color .28s var(--ease);
}
.field label.label-static,
.field input:focus+label,.field input:not(:placeholder-shown)+label,
.field textarea:focus+label,.field textarea:not(:placeholder-shown)+label,
.field select:valid+label,.field select:focus+label{
  transform:translateY(-.72rem) scale(.76);color:var(--aqua-300);
}
.field input:invalid.touched,.field select:invalid.touched{border-color:#ff8585}
.form-hint{margin-top:.9rem;font-size:.82rem;color:rgba(226,239,250,.5);text-align:center}
.form-hint.is-error{color:#ffb4b4}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{background:var(--navy-950);color:rgba(226,239,250,.6);padding-block:clamp(3rem,5vw,4.5rem) 2rem}
.footer-inner{display:grid;grid-template-columns:auto 1fr auto;gap:2.5rem;align-items:center;padding-bottom:2.5rem;border-bottom:1px solid rgba(168,230,245,.12)}
.footer-brand{display:flex;align-items:center;gap:.9rem}
.footer-brand img{width:60px;height:60px;border-radius:50%}
.footer-brand strong{display:block;font-family:var(--font-display);font-weight:800;letter-spacing:.07em;color:var(--white);font-size:1rem}
.footer-brand small{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase}
.footer-nav{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;justify-content:center}
.footer-nav a{text-decoration:none;font-size:.9rem;transition:color .3s var(--ease)}
.footer-nav a:hover{color:var(--aqua-300)}
.footer-contact{display:flex;flex-direction:column;gap:.25rem;text-align:right;font-size:.9rem}
.footer-contact a{text-decoration:none;color:var(--white);font-weight:600;transition:color .3s var(--ease)}
.footer-contact a:hover{color:var(--aqua-300)}
.footer-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-top:1.6rem;font-size:.8rem;color:rgba(226,239,250,.4)}
.footer-tag{letter-spacing:.12em;text-transform:uppercase;font-size:.7rem}

/* ---------- botões flutuantes ---------- */
.fab{
  position:fixed;bottom:clamp(1rem,3vw,1.75rem);z-index:95;
  width:56px;height:56px;border:0;padding:0;border-radius:999px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:0;
  color:var(--white);text-decoration:none;
  transition:transform .4s var(--ease-out),box-shadow .35s var(--ease),
             opacity .4s var(--ease),width .45s var(--ease-out),background .35s var(--ease);
}
.fab svg{width:28px;height:28px;flex:none}

/* WhatsApp — direita, visível em toda a rolagem */
.fab-wa{
  right:clamp(1rem,3vw,1.75rem);
  background:linear-gradient(140deg,#25d366,#128c7e);
  box-shadow:0 10px 30px rgba(18,140,126,.42);
  overflow:hidden;white-space:nowrap;
}
.fab-wa svg path{fill:currentColor;stroke:none}
.fab-wa::after{
  content:"";position:absolute;inset:0;border-radius:inherit;
  box-shadow:0 0 0 0 rgba(37,211,102,.55);animation:fabPing 2.8s var(--ease) infinite;
}
@keyframes fabPing{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}
.fab-label{
  font-family:var(--font-display);font-weight:700;font-size:.9rem;letter-spacing:.01em;
  max-width:0;opacity:0;overflow:hidden;
  transition:max-width .45s var(--ease-out),opacity .3s var(--ease),margin .45s var(--ease-out);
}
.fab-wa:hover,.fab-wa:focus-visible{
  width:auto;padding-inline:1.1rem 1.35rem;gap:.6rem;
  transform:translateY(-3px);box-shadow:0 16px 40px rgba(18,140,126,.55);
}
.fab-wa:hover .fab-label,.fab-wa:focus-visible .fab-label{max-width:200px;opacity:1}

/* voltar ao topo — esquerda, com anel de progresso */
.fab-top{
  left:clamp(1rem,3vw,1.75rem);
  background:linear-gradient(140deg,var(--navy-800),var(--blue-600));
  box-shadow:0 10px 28px rgba(11,37,69,.38);
  opacity:0;transform:translateY(18px) scale(.82);pointer-events:none;
}
.fab-top.is-visible{opacity:1;transform:none;pointer-events:auto}
.fab-top:hover{transform:translateY(-3px);box-shadow:0 16px 38px rgba(11,37,69,.5)}
.fab-top:hover svg:not(.fab-ring){animation:bobUp .6s var(--ease-out)}
@keyframes bobUp{0%,100%{transform:translateY(0)}45%{transform:translateY(-4px)}}
.fab-top svg:not(.fab-ring) path{fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.fab-ring{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg);pointer-events:none}
.fab-ring circle{fill:none;stroke-width:2.5;stroke-linecap:round}
.fab-ring-track{stroke:rgba(255,255,255,.16)}
.fab-ring-bar{stroke:var(--aqua-300);stroke-dasharray:125.6;stroke-dashoffset:125.6;transition:stroke-dashoffset .15s linear}

@media (max-width:520px){
  .fab{width:52px;height:52px}
  .fab svg{width:25px;height:25px}
  .fab-wa:hover{width:52px;padding-inline:0;gap:0}
  .fab-wa:hover .fab-label{max-width:0;opacity:0}
}

/* ==========================================================================
   REVEAL
   ========================================================================== */
[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease-out)}
[data-reveal].is-in{opacity:1;transform:none}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:1000px){
  .faq-grid{grid-template-columns:1fr}
  .faq .section-head{position:static;margin-bottom:2rem}
  .cta-inner{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr;text-align:center;justify-items:center}
  .footer-contact{text-align:center}
}
@media (max-width:1060px){
  :root{--shell:min(1180px,calc(100% - 2rem));--pill-gutter:1rem;--pill-bleed:-.5rem}
  .menu-toggle{display:flex}
  .header-cta{display:none}
  .nav{
    position:fixed;inset:84px var(--pill-gutter) auto var(--pill-gutter);
    flex-direction:column;gap:0;white-space:normal;
    background:#fff;
    padding:.4rem 1.15rem 1.1rem;border-radius:26px;
    box-shadow:0 24px 60px rgba(6,24,46,.26);
    clip-path:inset(0 0 100% 0 round 26px);
    transition:clip-path .5s var(--ease-out);
  }
  .nav.is-open{clip-path:inset(0 0 0 0 round 26px)}
  .nav a{color:var(--navy-800);padding:.95rem .5rem;font-size:1.05rem;border-bottom:1px solid var(--line)}
  .nav a:last-child{border-bottom:0}
  .nav a::after{display:none}
  .scrolly{grid-template-columns:1fr}
  .scrolly-stage{
    height:48svh;top:68px;z-index:3;padding-top:0;align-self:start;
    margin-inline:calc(var(--gutter,1rem) * -1);padding-inline:var(--gutter,1rem);
    background:linear-gradient(180deg,#04111f 0%,#04111f 84%,rgba(4,17,31,0) 100%);
  }
  .stage-inner{
    padding:.75rem;border-radius:var(--r-lg);
    background:radial-gradient(120% 110% at 50% 0%,rgba(46,124,186,.34),rgba(6,24,46,.94));
    box-shadow:0 18px 44px rgba(4,17,31,.6);
  }
  .scrolly-steps{padding-block:4svh 16svh;gap:20svh}
  .step{background:linear-gradient(90deg,rgba(6,24,46,.55),transparent);padding-block:.6rem}
  .stat+.stat::before{display:none}
}
@media (max-height:680px){
  .scroll-cue{display:none}
}
@media (max-width:520px){
  :root{--pill-bleed:0rem}
  .hero{min-height:94svh;padding-bottom:calc(var(--wave-h) + clamp(11.5rem,21vh,14rem))}
  .scroll-cue{gap:.55rem}
  .scroll-cue-track{width:24px;height:38px}
  .hero-actions .btn{width:100%}
  .quote-band{flex-direction:column;gap:1rem;padding:1.8rem 1.5rem}
  .quote-mark{width:48px;height:5px;align-self:flex-start}
  .process li{padding-top:0;padding-left:4.6rem;min-height:56px}
  .process li::before{display:none}
  .brand-text small{display:none}
}

/* ==========================================================================
   MOTION PREFERENCES
   ========================================================================== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  [data-reveal]{opacity:1;transform:none}
  .step{opacity:1;transform:none}
  .hero-water,.drip-canvas,.cta-water{display:none}
  .fab-wa::after{display:none}
  [data-reveal] .draw{stroke-dashoffset:0}
}