/* ONE Systems — Modelo B "Sonar Night" */

@font-face{font-family:'Exo 2';font-weight:700;font-style:normal;font-display:swap;src:url('../fonts/exo-2-latin-700-normal.woff2') format('woff2')}
@font-face{font-family:'Exo 2';font-weight:800;font-style:normal;font-display:swap;src:url('../fonts/exo-2-latin-800-normal.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-weight:400;font-style:normal;font-display:swap;src:url('../fonts/barlow-latin-400-normal.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-weight:500;font-style:normal;font-display:swap;src:url('../fonts/barlow-latin-500-normal.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-weight:600;font-style:normal;font-display:swap;src:url('../fonts/barlow-latin-600-normal.woff2') format('woff2')}
@font-face{font-family:'Michroma';font-weight:400;font-style:normal;font-display:swap;src:url('../fonts/michroma-latin-400-normal.woff2') format('woff2')}

:root{
  --bg:#0E1124;        /* fundo da logo */
  --bg-2:#141A36;      /* cartões, faixas */
  --navy:#0B2A57;      /* faixa O·N·E */
  --line:#23305C;
  --line-2:#3A4A7A;
  --ink:#DCE6F3;
  --muted:#B8C7DA;
  --faint:#8EA0BC;
  --white:#FFFFFF;
  --blue:#5AA9FF;
  --blue-2:#9ACBFF;
  --ring:#2F86F0;
  --cyan:#29ABE2;      /* cor da RR */
  --grad:linear-gradient(90deg,#1663C7,#3D8BFF);
  --wa:#25D366;
  --max:1640px;
  --display:'Exo 2',system-ui,sans-serif;
  --body:'Barlow',system-ui,sans-serif;
  --sea:70,150,255;
  color-scheme:dark;
}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.6}
img{max-width:100%;height:auto}
a{color:var(--blue)}a:hover{color:var(--blue-2)}
h1,h2,h3{font-family:var(--display);font-weight:700;color:var(--white);margin:0}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding-left:clamp(20px,3vw,48px);padding-right:clamp(20px,3vw,48px)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:16px;top:-60px;z-index:50;background:var(--white);color:var(--bg);padding:10px 16px;border-radius:8px;font-weight:600;text-decoration:none}
.skip:focus{top:12px}
section[id]{scroll-margin-top:88px}

/* ---------- foco e interação ---------- */
a:focus-visible,button:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
input,textarea{transition:border-color .2s,box-shadow .2s}
input:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(90,169,255,.35)}
.btn,.lang button,.menu-btn{transition:transform .25s ease,box-shadow .25s ease,filter .25s ease,background .25s,color .25s}
.card{transition:transform .4s cubic-bezier(.2,.7,.2,1),box-shadow .4s,border-color .4s}

/* ---------- botões ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:14px 28px;border-radius:999px;font:inherit;font-weight:600;font-size:17px;text-decoration:none;cursor:pointer;border:0}
.btn-primary{background:var(--grad);color:var(--white)}
.btn-primary:hover{color:var(--white)}
.btn-ghost{background:transparent;color:var(--white);border:1px solid #2F5C97;font-weight:500}
.btn-ghost:hover{color:var(--white)}
.btn-rr{background:transparent;color:var(--white);border:1px solid var(--cyan)}
.btn-rr:hover{color:var(--white)}
.btn-sm{min-height:44px;padding:10px 20px;font-size:15px}

/* ---------- cabeçalho ---------- */
.site-header{position:sticky;top:0;z-index:30;background:rgba(14,17,36,.94);backdrop-filter:saturate(140%) blur(8px);-webkit-backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid transparent;transition:border-color .3s}
.site-header.scrolled{border-bottom-color:var(--line)}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;flex:none}
.brand img{height:52px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:28px;font-size:15px;font-weight:500}
.nav a:not(.btn){color:var(--muted);text-decoration:none;position:relative;padding:6px 0}
.nav a:not(.btn):hover{color:var(--white)}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .4s cubic-bezier(.2,.7,.2,1)}
.nav a:not(.btn):hover::after,.nav a:not(.btn):focus-visible::after{transform:scaleX(1);transform-origin:left}
.header-tools{display:flex;align-items:center;gap:8px}

.lang{display:flex;align-items:center;gap:2px;padding:3px;border:1px solid var(--line-2);border-radius:999px}
.lang svg{margin:0 4px 0 8px;color:#9FB3C4;flex:none}
.lang button{min-height:36px;min-width:44px;padding:0 12px;border:0;border-radius:999px;font:inherit;font-size:13px;font-weight:700;letter-spacing:.04em;cursor:pointer;background:transparent;color:var(--muted)}
.lang button:hover{color:var(--white)}
.lang button[aria-pressed="true"]{background:var(--white);color:var(--bg)}

.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--line-2);border-radius:8px;background:transparent;color:var(--white);align-items:center;justify-content:center;cursor:pointer}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;min-height:max(760px,calc(100svh - 80px));display:flex;align-items:center;justify-content:center;text-align:center;isolation:isolate}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1}
.ring{position:absolute;left:50%;top:44%;width:560px;height:560px;border-radius:50%;border:2px solid var(--ring);transform:translate(-50%,-50%) scale(.35);opacity:0;z-index:-2;animation:ping 6s linear infinite}
.ring.r2{animation-delay:2s}.ring.r3{animation-delay:4s}
@keyframes ping{0%{transform:translate(-50%,-50%) scale(.35);opacity:.75}100%{transform:translate(-50%,-50%) scale(1.6);opacity:0}}
.hero-inner{position:relative;max-width:900px;padding:40px 32px 170px;display:flex;flex-direction:column;align-items:center;gap:26px}
.hero-logo{width:440px;max-width:80%;height:auto;display:block}
.hero h1{font-weight:800;font-size:56px;line-height:1.05;letter-spacing:-.005em;text-wrap:balance}
.hero p{font-size:20px;line-height:1.6;color:var(--muted);max-width:680px;text-wrap:pretty}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
@media (min-width:761px){.hero h1 .l2{display:inline-block}}

/* ---------- O · N · E ---------- */
.one{background:var(--navy)}
.one .grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;padding-top:56px;padding-bottom:56px}
.one .letter{font-family:'Michroma',var(--display);font-size:40px;line-height:1.2;color:var(--blue)}
.one strong{display:block;font-size:20px;color:var(--white);margin-top:6px}
.one span{font-size:16px;color:var(--muted)}

/* ---------- números ---------- */
.stats{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats .wrap{padding-top:56px;padding-bottom:56px;display:flex;flex-direction:column;gap:28px}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
.stat{display:flex;flex-direction:column;gap:8px}
.stat strong{font-family:var(--display);font-weight:700;font-size:52px;line-height:1;color:var(--blue)}
.stat span{font-size:16px;line-height:1.5;color:var(--muted)}
.stats-note{font-size:14px;line-height:1.5;color:var(--muted)}

/* ---------- serviços ---------- */
.block{padding-top:104px;padding-bottom:104px;display:flex;flex-direction:column;gap:40px}
.block h2{font-size:44px;line-height:1.1}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.card{padding:28px;border-radius:14px;background:var(--bg-2);border:1px solid var(--line)}
.card h3{font-family:var(--body);font-weight:600;font-size:21px;margin:0 0 10px}
.card p{font-size:16px;line-height:1.6;color:var(--muted)}

/* ---------- trabalhos recentes ---------- */
.work .block{padding-top:88px;padding-bottom:88px;gap:32px}
.work h2{font-size:40px}
.cases{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}
.case{border-radius:14px;overflow:hidden;background:var(--bg-2);border:1px solid var(--line)}
.case img{display:block;width:100%;height:220px;object-fit:cover;background:var(--bg)}
.case-body{padding:24px;display:flex;flex-direction:column;gap:10px}
.case-body strong.title{font-size:20px;color:var(--white)}
.case-body p{font-size:16px;line-height:1.6;color:var(--muted)}
.case-body b{color:var(--ink)}

/* ---------- grupo RR ---------- */
.group{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.group .wrap{padding-top:72px;padding-bottom:72px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.group .txt{max-width:640px}
.group h2{font-size:34px;margin-bottom:10px}
.group p{font-size:17px;line-height:1.6;color:var(--muted)}

/* ---------- contato ---------- */
.contact .wrap{padding-top:104px;padding-bottom:104px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:48px;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:14px}
.contact-info h2{font-size:44px}
.contact-info a{font-size:18px;font-weight:600;overflow-wrap:anywhere}
.contact-info address{font-style:normal;font-size:16px;line-height:1.6;color:var(--muted)}
.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding:30px;border-radius:14px;background:var(--bg-2);border:1px solid var(--line)}
.form label{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600;color:var(--ink)}
.form .full{grid-column:1 / -1}
.form input,.form textarea{font:inherit;font-weight:400;font-size:16px;padding:12px;border-radius:8px;border:1px solid var(--line-2);background:var(--bg);color:var(--white);width:100%}
.form textarea{resize:vertical;min-height:120px}
.form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form button{justify-self:start}
.form-status{grid-column:1 / -1;margin:0;font-size:15px;min-height:1.5em;color:var(--muted)}
.form-status.ok{color:#7EE2A8}
.form-status.err{color:#FFB4A8}

/* ---------- rodapé ---------- */
.site-footer{border-top:1px solid var(--line)}
.site-footer .wrap{padding-top:32px;padding-bottom:32px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:14px;color:var(--faint)}
.site-footer a{color:var(--blue)}

/* ---------- WhatsApp ---------- */
.wa{position:fixed;right:24px;bottom:24px;z-index:25;display:flex;align-items:center;gap:10px;padding:14px 20px;border-radius:999px;background:var(--wa);color:#0B1E2D;font-weight:700;text-decoration:none;box-shadow:0 12px 30px rgba(0,0,0,.35)}
.wa:hover{color:#0B1E2D}

/* ---------- movimento ---------- */
@media (prefers-reduced-motion:no-preference){
  .btn:hover,.wa:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(8,20,48,.35);filter:brightness(1.08)}
  .card:hover,.case:hover{transform:translateY(-6px);box-shadow:0 22px 44px rgba(8,20,48,.28);border-color:var(--blue)}
  .case{transition:transform .4s cubic-bezier(.2,.7,.2,1),box-shadow .4s,border-color .4s}
  @supports (animation-timeline:view()){
    .reveal{animation:rv linear both;animation-timeline:view();animation-range:entry 0% entry 35%}
    @keyframes rv{from{opacity:0;transform:translateY(48px)}to{opacity:1;transform:none}}
  }
}
@media (prefers-reduced-motion:reduce){.ring{animation-duration:12s}.ring.r2{animation-delay:4s}.ring.r3{animation-delay:8s}}

/* ---------- telas menores ---------- */
@media (max-width:1100px){
  .cards,.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .menu-btn{display:inline-flex}
  .nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 20px;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(0,0,0,.45);display:none}
  .nav.open{display:flex}
  .nav a:not(.btn){padding:14px 4px;font-size:17px;border-bottom:1px solid var(--line)}
  .nav a:not(.btn)::after{display:none}
  .nav .btn{margin-top:16px}
  .contact .wrap{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:760px){
  .wrap{padding-left:20px;padding-right:20px}
  .header-row{padding-top:10px;padding-bottom:10px}
  .brand img{height:40px}
  .lang svg{display:none}
  .hero{min-height:640px}
  .ring{width:320px;height:320px;top:38%}
  .hero-inner{padding:36px 20px 150px;gap:18px}
  .hero-logo{width:250px}
  .hero h1{font-size:34px;line-height:1.08}
  .hero p{font-size:17px}
  .hero-ctas{flex-direction:column;align-self:stretch;align-items:center}
  .one .grid{grid-template-columns:minmax(0,1fr);gap:18px;padding-top:32px;padding-bottom:32px}
  .one .item{display:grid;grid-template-columns:56px minmax(0,1fr);column-gap:12px;align-items:center}
  .one .letter{font-size:30px;grid-row:span 2}
  .one strong{margin-top:0;font-size:18px}
  .one span{font-size:15px}
  .stats .wrap{padding-top:28px;padding-bottom:28px;gap:14px}
  .stats-grid{gap:18px}
  .stat strong{font-size:34px}
  .stat span{font-size:14px;line-height:1.4}
  .stats-note{font-size:12px}
  .block{padding-top:44px;padding-bottom:44px;gap:20px}
  .block h2,.contact-info h2{font-size:28px}
  .work h2{font-size:28px}
  .cards{grid-template-columns:minmax(0,1fr);gap:12px}
  .card{padding:18px;border-radius:12px}
  .card h3{font-size:18px;margin-bottom:4px}
  .card p{font-size:15px;line-height:1.5}
  .cases{grid-template-columns:minmax(0,1fr)}
  .group{background:#E4EAF3;border:0}
  .group .wrap{padding-top:32px;padding-bottom:32px;gap:12px;flex-direction:column;align-items:stretch}
  .group h2{color:var(--bg);font-size:24px}
  .group p{color:var(--bg);font-size:15px}
  .group .btn-rr{color:#0A2463;border-color:#0A2463}
  .contact .wrap{padding-top:44px;padding-bottom:44px;gap:24px}
  .form{grid-template-columns:minmax(0,1fr);padding:20px}
  .form button{justify-self:stretch}
  .wa{right:16px;bottom:16px;padding:14px}
  .wa .wa-label{display:none}
  .site-footer .wrap{flex-direction:column}
}

/* ---------- botão de tema ---------- */
.theme-btn{width:44px;height:44px;flex:none;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line-2);border-radius:999px;background:transparent;color:var(--muted);cursor:pointer;transition:color .25s,border-color .25s,background .25s}
.theme-btn:hover{color:var(--white);border-color:var(--blue)}
.theme-btn .i-moon{display:none}
.logo-light{display:none!important}

/* ---------- modo claro (diurno) ---------- */
:root[data-theme="light"]{
  --bg:#F4F7FC; --bg-2:#FFFFFF; --navy:#E4EDF9; --line:#D2DDEB; --line-2:#AEBFD6;
  --ink:#1A2740; --muted:#3E4D66; --faint:#55657E; --white:#0E1124;
  --blue:#1557B8; --blue-2:#0E4594; --ring:#2F6FD0; --cyan:#0E7FB5; --sea:22,90,190;
  color-scheme:light;
}
[data-theme="light"] .logo-dark{display:none!important}
[data-theme="light"] .logo-light{display:block!important}
[data-theme="light"] .theme-btn .i-sun{display:none}
[data-theme="light"] .theme-btn .i-moon{display:block}
[data-theme="light"] .site-header{background:rgba(244,247,252,.95)}
[data-theme="light"] .btn-primary,[data-theme="light"] .btn-primary:hover{color:#fff}
[data-theme="light"] .btn-ghost{border-color:#7F96B8}
[data-theme="light"] .lang svg{color:#55657E}
[data-theme="light"] .card,[data-theme="light"] .case,[data-theme="light"] .form{box-shadow:0 1px 2px rgba(16,32,64,.06),0 8px 24px rgba(16,32,64,.06)}
[data-theme="light"] .form input,[data-theme="light"] .form textarea{background:#fff}
[data-theme="light"] .form-status.ok{color:#0F7A43}
[data-theme="light"] .form-status.err{color:#B42318}
@media (max-width:900px){[data-theme="light"] .nav{box-shadow:0 18px 30px rgba(16,32,64,.15)}}
@media (max-width:760px){.header-tools{gap:6px}.theme-btn{width:40px;height:40px}}