/* =========================================================
   NítidaTech — Landing
   Paleta de marca: laranja #DC4A1A (acento, com restrição)
   Base: neutros frios + carvão nas seções escuras
   Type: Sora (display) + Inter (corpo)
   ========================================================= */

:root{
  --orange:#DC4A1A;
  --orange-2:#EC5C24;
  --orange-dark:#B23911;
  --orange-light:#FFEDE5;
  --ink:#15171C;          /* carvão profundo */
  --ink-2:#1F232B;
  --text:#23262E;
  --text-soft:#5B626E;
  --muted:#8A909C;
  --line:#E7E8EC;
  --bg:#FBFBFC;
  --card:#FFFFFF;
  --radius:14px;
  --radius-lg:20px;
  --maxw:1140px;
  --shadow-sm:0 1px 2px rgba(20,23,28,.04);
  --shadow:0 10px 40px rgba(20,23,28,.08);
  font-synthesis:none;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

h1,h2,h3,h4{font-family:'Sora',sans-serif;line-height:1.15;letter-spacing:-.02em;color:var(--ink)}
h1{font-size:clamp(2.1rem,5vw,3.5rem);font-weight:800}
h2{font-size:clamp(1.7rem,3.5vw,2.5rem);font-weight:700}
h3{font-size:clamp(1.4rem,2.5vw,1.9rem);font-weight:700}
.hl{color:var(--orange)}

/* ---------- Eyebrow ---------- */
.eyebrow{
  display:inline-block;font-family:'Sora',sans-serif;font-size:.78rem;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;color:var(--orange);
  margin-bottom:14px;
}
.eyebrow-light{color:var(--orange-2)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;justify-content:center;
  font-family:'Sora',sans-serif;font-weight:600;font-size:.98rem;
  padding:14px 26px;border-radius:999px;cursor:pointer;border:1.5px solid transparent;
  transition:transform .15s ease,box-shadow .2s ease,background .2s ease;white-space:nowrap;
}
.btn-sm{padding:10px 20px;font-size:.9rem}
.btn-block{width:100%}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 22px rgba(220,74,26,.28)}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 12px 28px rgba(220,74,26,.36)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:#161A23;
  border-bottom:1px solid rgba(255,255,255,.07);
  box-shadow:0 1px 0 rgba(0,0,0,.2);
}
.header-inner{display:flex;align-items:center;gap:24px;height:90px}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{height:60px;width:auto;display:block}
.brand .brand-icon{width:44px;height:44px;border-radius:10px}
.brand .brand-name{font-family:'Sora',sans-serif;font-weight:700;font-size:1.5rem;color:#fff;letter-spacing:-.02em}
.brand-name strong{color:var(--orange);font-weight:800}
.nav{display:flex;gap:28px;margin-left:auto;font-size:.95rem;font-weight:500}
.nav a{color:#C4C9D2;transition:color .15s}
.nav a:hover{color:#fff}
.header-cta{margin-left:0}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;margin-left:auto}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.25s}

/* ---------- Hero ---------- */
.hero{padding:72px 0 80px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-30%;right:-10%;width:55%;height:120%;
  background:radial-gradient(circle at center,rgba(220,74,26,.10),transparent 62%);
  pointer-events:none;
}
.hero-inner{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center;position:relative}
.lead{font-size:1.12rem;color:var(--text-soft);margin:20px 0 30px;max-width:560px}
.lead strong{color:var(--text);font-weight:600}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.hero-tags{display:flex;gap:20px;flex-wrap:wrap;list-style:none;font-size:.92rem;color:var(--text-soft);font-weight:500}

/* browser mockup */
.browser-frame{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;transform:perspective(1600px) rotateY(-6deg) rotateX(2deg);
  transition:transform .4s ease;cursor:zoom-in;
}
.browser-frame:hover{transform:perspective(1600px) rotateY(0) rotateX(0)}
.browser-bar{display:flex;gap:7px;padding:13px 16px;background:#F3F4F6;border-bottom:1px solid var(--line)}
.browser-bar span{width:11px;height:11px;border-radius:50%;background:#D4D6DB}
.browser-bar span:first-child{background:#F87171}
.browser-bar span:nth-child(2){background:#FBBF24}
.browser-bar span:nth-child(3){background:#34D399}
.browser-frame img{width:100%}

/* ---------- Section head ---------- */
.section-head{max-width:640px;margin-bottom:48px}

/* ---------- Produtos ---------- */
.produtos{padding:90px 0}
.produto-row{display:flex;gap:28px;align-items:flex-start;margin-bottom:40px}
.produto-row.reverse{flex-direction:row-reverse}
.produto-num{
  font-family:'Sora',sans-serif;font-weight:800;font-size:3.2rem;color:var(--orange-light);
  line-height:1;flex-shrink:0;-webkit-text-stroke:1px var(--orange);
}
.produto-card{
  flex:1;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px 38px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
  display:flex;gap:34px;align-items:center;
}
.produto-card::before{
  content:"";position:absolute;left:0;top:0;width:5px;height:100%;background:linear-gradient(var(--orange),var(--orange-2));
}
.produto-text{flex:1;min-width:0}
.produto-shot{flex:0 0 52%;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow);cursor:zoom-in;transition:transform .2s ease}
.produto-shot:hover{transform:scale(1.02)}
.produto-shot img{width:100%;display:block}
.produto-sub{color:var(--orange);font-weight:600;font-family:'Sora',sans-serif;margin:4px 0 14px;font-size:.98rem}
.produto-text p{color:var(--text-soft);max-width:640px}
.feat-list{list-style:none;margin:20px 0 24px;display:grid;gap:10px}
.feat-list li{position:relative;padding-left:28px;color:var(--text);font-size:.98rem}
.feat-list li::before{
  content:"";position:absolute;left:0;top:8px;width:16px;height:16px;border-radius:50%;
  background:var(--orange-light);
  box-shadow:inset 0 0 0 4px var(--orange);
}
.link-arrow{font-family:'Sora',sans-serif;font-weight:600;color:var(--orange);transition:gap .15s}
.link-arrow:hover{color:var(--orange-dark)}

/* ---------- Recursos ---------- */
.recursos{padding:90px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.grid-recursos{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.recurso{padding:30px 28px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);transition:transform .2s ease,border-color .2s ease}
.recurso:hover{transform:translateY(-4px);border-color:var(--orange)}
.recurso-ic{font-size:1.9rem;margin-bottom:14px}
.recurso h4{font-size:1.18rem;margin-bottom:8px}
.recurso p{color:var(--text-soft);font-size:.96rem}

/* ---------- Por que (dark) ---------- */
.porque{padding:90px 0;background:var(--ink);color:#E7E8EC}
.porque h2{color:#fff}
.porque-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.porque-copy p{color:#A8AEBA;margin-bottom:24px;max-width:520px}
.porque-list{list-style:none;display:grid;gap:14px;margin-bottom:32px}
.porque-list li{padding-left:28px;position:relative;color:#C4C9D2}
.porque-list li::before{content:"✓";position:absolute;left:0;color:var(--orange-2);font-weight:700}
.porque-list strong{color:#fff}
.porque-stats{display:grid;gap:16px}
.stat{background:var(--ink-2);border:1px solid rgba(255,255,255,.07);border-radius:var(--radius);padding:24px 26px}
.stat-ic{font-size:1.6rem}
.stat h4{color:#fff;font-size:1.12rem;margin:10px 0 6px}
.stat p{color:#A8AEBA;font-size:.94rem}

/* ---------- Contato ---------- */
.contato{padding:90px 0}
.contato-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.contato-copy p{color:var(--text-soft);margin-bottom:28px;max-width:440px}
.contato-canais{list-style:none;display:grid;gap:14px}
.contato-canais a{display:flex;flex-direction:column;padding:18px 22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);transition:border-color .2s,transform .2s}
.contato-canais a:hover{border-color:var(--orange);transform:translateX(4px)}
.contato-canais strong{font-family:'Sora',sans-serif;color:var(--ink)}
.contato-canais span{font-size:.92rem;color:var(--text-soft)}

.form{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow-sm)}
.form-row{margin-bottom:18px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form label{display:block;font-family:'Sora',sans-serif;font-weight:600;font-size:.88rem;margin-bottom:7px;color:var(--ink)}
.form input,.form select,.form textarea{
  width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:11px;
  font-family:'Inter',sans-serif;font-size:.98rem;color:var(--text);background:#fff;transition:border-color .15s,box-shadow .15s;
}
.form input:focus,.form select:focus,.form textarea:focus{
  outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(220,74,26,.12);
}
.form textarea{resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-note{margin-top:14px;font-size:.94rem;text-align:center;min-height:1.2em}
.form-note.ok{color:#15803D}
.form-note.err{color:#DC2626}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#A8AEBA}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1.2fr;gap:40px;padding:56px 0 40px}
.footer-logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.footer-brand .brand-icon{width:38px;height:38px;border-radius:9px;display:block}
.footer-brand .brand-name{color:#fff;font-family:'Sora',sans-serif;font-weight:600;font-size:1.15rem}
.footer-brand p{margin-top:16px;font-size:.94rem;max-width:280px;line-height:1.6}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;
  background:rgba(255,255,255,.06);color:#A8AEBA;transition:background .2s,color .2s,transform .2s}
.footer-social-btn:hover{background:var(--orange);color:#fff;transform:translateY(-2px)}
.footer-title{color:#fff;font-family:'Sora',sans-serif;font-size:.78rem;font-weight:600;letter-spacing:.08em;
  text-transform:uppercase;margin-bottom:18px}
.footer-nav,.footer-contact{display:flex;flex-direction:column;gap:14px;font-size:.95rem}
.footer-contact a{display:inline-flex;align-items:center;gap:9px}
.footer-contact a svg{flex-shrink:0;opacity:.7}
.footer-nav a,.footer-contact a{transition:color .2s}
.footer-nav a:hover,.footer-contact a:hover{color:var(--orange-2)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;font-size:.88rem;color:var(--muted)}
.footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:60;width:58px;height:58px;border-radius:50%;
  background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(37,211,102,.45);transition:transform .2s;
}
.wa-float:hover{transform:scale(1.08)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .browser-frame{transform:none}
}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-inner,.porque-inner,.contato-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{order:-1}
  .browser-frame{transform:none}
  .grid-recursos{grid-template-columns:1fr 1fr}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
  .nav{display:none;position:absolute;top:90px;left:0;right:0;flex-direction:column;background:#161A23;
    border-bottom:1px solid rgba(255,255,255,.07);padding:18px 24px;gap:16px;margin:0}
  .nav.open{display:flex}
  .header-cta{display:none}
  .nav-toggle{display:flex}
  .produto-row,.produto-row.reverse{flex-direction:column;gap:14px}
  .produto-card{flex-direction:column;gap:24px}
  .produto-shot{flex:1;width:100%}
  .produto-num{font-size:2.4rem}
}
@media (max-width:560px){
  .grid-recursos{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr;gap:34px;padding:44px 0 32px;text-align:center}
  .footer-brand{grid-column:auto}
  .footer-logo{justify-content:center}
  .footer-brand p{margin-left:auto;margin-right:auto}
  .footer-social{justify-content:center}
  .footer-nav,.footer-contact{align-items:center}
  .footer-bottom{padding-bottom:96px}
  .footer-bottom-inner{flex-direction:column;justify-content:center;text-align:center}
  .hero{padding:48px 0 56px}
  .produtos,.recursos,.porque,.contato{padding:64px 0}
  .produto-card{padding:28px 24px}
  .form{padding:26px 22px}
}

/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;
  background:rgba(15,17,22,.92);padding:32px;cursor:zoom-out;
  opacity:0;transition:opacity .25s ease;
}
.lightbox.open{display:flex;opacity:1}
.lightbox img{
  max-width:95%;max-height:92vh;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.5);
  transform:scale(.96);transition:transform .25s ease;
}
.lightbox.open img{transform:scale(1)}
.lightbox-close{
  position:absolute;top:22px;right:26px;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.12);border:0;color:#fff;font-size:1.6rem;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:background .2s;
}
.lightbox-close:hover{background:rgba(255,255,255,.24)}

/* ---------- Validação do formulário ---------- */
.form-row{position:relative}
.field-error{display:none;color:#DC2626;font-size:.82rem;margin-top:6px;font-weight:500}
.form-row.invalid input,
.form-row.invalid select,
.form-row.invalid textarea{
  border-color:#DC2626;
  box-shadow:0 0 0 3px rgba(220,38,38,.10);
}
.form-row.invalid .field-error{display:block}

/* ---------- Cookies (LGPD) ---------- */
.cookie-banner{
  position:fixed;left:20px;right:20px;bottom:20px;z-index:180;
  max-width:560px;margin:0 auto;
  background:var(--ink);color:#E7E8EC;
  border:1px solid rgba(255,255,255,.10);border-radius:var(--radius-lg);
  box-shadow:0 20px 60px rgba(0,0,0,.35);
  padding:22px 24px;
  transform:translateY(calc(100% + 40px));opacity:0;
  transition:transform .35s ease,opacity .35s ease;
  pointer-events:none;
}
.cookie-banner.show{transform:translateY(0);opacity:1;pointer-events:auto}
.cookie-banner h4{
  font-family:'Sora',sans-serif;font-size:1rem;color:#fff;margin-bottom:6px;
  display:flex;align-items:center;gap:8px;
}
.cookie-banner p{font-size:.88rem;line-height:1.55;color:#B8BDC7;margin-bottom:16px}
.cookie-banner p a{color:var(--orange-2);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.cookie-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-cookie{
  font-family:'Sora',sans-serif;font-weight:600;font-size:.86rem;
  padding:10px 18px;border-radius:999px;cursor:pointer;border:1.5px solid transparent;
  transition:transform .15s ease,background .2s ease,border-color .2s ease;
}
.btn-cookie:hover{transform:translateY(-1px)}
.btn-cookie.accept{background:var(--orange);color:#fff}
.btn-cookie.accept:hover{background:var(--orange-dark)}
.btn-cookie.reject{background:transparent;color:#E7E8EC;border-color:rgba(255,255,255,.25)}
.btn-cookie.reject:hover{border-color:#fff}
.btn-cookie.prefs{background:transparent;color:#B8BDC7;border:0;text-decoration:underline;text-underline-offset:3px;padding:10px 6px}
.btn-cookie.prefs:hover{color:#fff}

/* modal de preferências */
.cookie-modal{
  position:fixed;inset:0;z-index:220;display:none;align-items:center;justify-content:center;
  background:rgba(15,17,22,.72);padding:20px;
  opacity:0;transition:opacity .25s ease;
}
.cookie-modal.open{display:flex;opacity:1}
.cookie-modal-card{
  background:var(--card);border-radius:var(--radius-lg);max-width:520px;width:100%;
  padding:30px 28px;box-shadow:0 24px 70px rgba(0,0,0,.35);
  max-height:90vh;overflow-y:auto;
}
.cookie-modal-card h3{font-size:1.3rem;margin-bottom:8px}
.cookie-modal-card > p{font-size:.92rem;color:var(--text-soft);margin-bottom:22px}
.cookie-cat{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:16px 0;border-top:1px solid var(--line);
}
.cookie-cat:last-of-type{border-bottom:1px solid var(--line);margin-bottom:22px}
.cookie-cat h5{font-family:'Sora',sans-serif;font-size:.95rem;color:var(--ink);margin-bottom:4px}
.cookie-cat p{font-size:.84rem;color:var(--text-soft);line-height:1.5}
.cookie-cat .always{font-size:.78rem;font-weight:600;color:var(--orange);white-space:nowrap;padding-top:2px}

/* switch */
.switch{position:relative;display:inline-block;width:46px;height:26px;flex:none;margin-top:2px}
.switch input{opacity:0;width:0;height:0}
.switch .slider{
  position:absolute;inset:0;background:#CDD1D9;border-radius:999px;cursor:pointer;transition:background .2s;
}
.switch .slider::before{
  content:"";position:absolute;height:20px;width:20px;left:3px;top:3px;
  background:#fff;border-radius:50%;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,.25);
}
.switch input:checked + .slider{background:var(--orange)}
.switch input:checked + .slider::before{transform:translateX(20px)}
.switch input:focus-visible + .slider{outline:2px solid var(--orange);outline-offset:2px}

.cookie-modal-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.cookie-modal-actions .btn-cookie.reject{color:var(--text);border-color:var(--line)}
.cookie-modal-actions .btn-cookie.reject:hover{border-color:var(--ink)}

/* nota de consentimento no formulário */
.form-consent{font-size:.8rem;color:var(--text-soft);line-height:1.5;margin:-6px 0 14px}
.form-consent a{color:var(--orange);font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* página de política de privacidade */
.page-legal{padding:70px 0 90px;max-width:820px}
.page-legal h1{font-size:clamp(1.9rem,4vw,2.6rem);margin-bottom:8px}
.page-legal .updated{color:var(--muted);font-size:.88rem;margin-bottom:36px}
.page-legal h2{font-size:1.35rem;margin:38px 0 12px}
.page-legal h3{font-size:1.05rem;margin:24px 0 8px}
.page-legal p,.page-legal li{font-size:.98rem;color:var(--text-soft);line-height:1.7}
.page-legal ul{padding-left:22px;margin:10px 0}
.page-legal table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.9rem}
.page-legal th,.page-legal td{text-align:left;padding:10px 12px;border:1px solid var(--line);vertical-align:top}
.page-legal th{background:#F4F5F7;font-family:'Sora',sans-serif;font-size:.82rem;color:var(--ink)}
.page-legal a{color:var(--orange);font-weight:600}

@media (max-width:560px){
  .cookie-banner{left:12px;right:12px;bottom:12px;padding:18px}
  .cookie-actions{flex-direction:column}
  .btn-cookie{width:100%}
}
@media (prefers-reduced-motion:reduce){
  .cookie-banner,.cookie-modal,.switch .slider,.switch .slider::before{transition:none}
}

/* links legais no rodapé */
.footer-bottom-inner a{color:var(--muted);text-decoration:underline;text-underline-offset:3px;transition:color .15s;cursor:pointer}
.footer-bottom-inner a:hover{color:#fff}