/* =========================================================
   NeuroDiagnóstico — Design System
   Brand: purple #714f9f · teal #129dc0
   ========================================================= */

:root{
  /* Brand */
  --purple:#714f9f;
  --purple-700:#5a3f80;
  --purple-800:#46315f;
  --teal:#129dc0;
  --teal-600:#0e83a4;
  --teal-700:#0b6c89;

  /* Ink & surfaces */
  --ink:#1f1a31;
  --ink-soft:#4a4459;
  --muted:#7a7488;
  --line:#e8e6f0;
  --bg:#f6f5fb;
  --bg-2:#efedf7;
  --surface:#ffffff;

  /* Tints */
  --purple-tint:#f1edf8;
  --teal-tint:#e5f5f9;

  /* Accent gradient */
  --grad:linear-gradient(120deg,#714f9f 0%, #5b6fb8 45%, #129dc0 100%);
  --grad-soft:linear-gradient(120deg,#f3eefb 0%, #e8f4f8 100%);

  /* WhatsApp */
  --wa:#25d366;
  --wa-700:#1da851;

  /* Type */
  --serif:"Newsreader", Georgia, serif;
  --sans:"Plus Jakarta Sans", system-ui, -apple-system, sans-serif;

  /* Radius & shadow */
  --r-sm:12px;
  --r:18px;
  --r-lg:26px;
  --r-xl:34px;
  --shadow-sm:0 2px 10px rgba(43,28,74,.06);
  --shadow:0 18px 50px -20px rgba(56,37,95,.28);
  --shadow-lg:0 40px 90px -36px rgba(56,37,95,.40);

  --container:1200px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
::selection{background:rgba(113,79,159,.18)}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 28px}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.center{text-align:center}

/* ---------- Type ---------- */
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.12;letter-spacing:-.01em;color:var(--ink)}
.display{
  font-family:var(--serif);
  font-weight:500;
  letter-spacing:-.02em;
  line-height:1.04;
  font-size:clamp(2.6rem,5.4vw,4.6rem);
}
.display em{font-style:italic;color:var(--purple)}
h2.title{
  font-family:var(--serif);
  font-weight:500;
  font-size:clamp(2rem,3.6vw,3rem);
  letter-spacing:-.02em;
  line-height:1.08;
}
.lede{font-size:clamp(1.05rem,1.4vw,1.25rem);color:var(--ink-soft);line-height:1.6;max-width:60ch}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--teal-700);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--teal);border-radius:2px}
.eyebrow.purple{color:var(--purple-700)}
.eyebrow.purple::before{background:var(--purple)}
.eyebrow.center-line{justify-content:center}

.text-grad{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  font-weight:600;font-size:1rem;line-height:1;
  padding:15px 26px;border-radius:999px;border:1.5px solid transparent;
  transition:transform .18s ease, box-shadow .25s ease, background .2s ease, color .2s;
  white-space:nowrap;
}
.btn svg{width:19px;height:19px;flex:none}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--purple);color:#fff;box-shadow:0 14px 30px -12px rgba(113,79,159,.7)}
.btn-primary:hover{background:var(--purple-700);transform:translateY(-2px);box-shadow:0 20px 38px -12px rgba(113,79,159,.75)}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 14px 30px -12px rgba(18,157,192,.7)}
.btn-teal:hover{background:var(--teal-600);transform:translateY(-2px)}
.btn-wa{background:var(--wa);color:#fff;box-shadow:0 14px 30px -12px rgba(37,211,102,.7)}
.btn-wa:hover{background:var(--wa-700);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--purple);color:var(--purple);background:#fff}
.btn-white{background:#fff;color:var(--purple);box-shadow:var(--shadow-sm)}
.btn-white:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-lg{padding:18px 32px;font-size:1.05rem}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(246,245,251,.78);
  backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid transparent;
  transition:background .3s, border-color .3s, box-shadow .3s;
}
.nav.scrolled{background:rgba(255,255,255,.86);border-color:var(--line);box-shadow:0 6px 24px -18px rgba(56,37,95,.5)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:52px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  padding:9px 16px;border-radius:999px;font-weight:600;font-size:.96rem;color:var(--ink-soft);
  transition:color .18s, background .18s;
}
.nav-links a:hover{color:var(--purple)}
.nav-links a.active{color:var(--purple);background:var(--purple-tint)}
.nav-right{display:flex;align-items:center;gap:14px}

/* language toggle */
.lang{display:inline-flex;background:var(--bg-2);border-radius:999px;padding:3px;border:1px solid var(--line)}
.lang button{
  border:none;background:transparent;padding:6px 12px;border-radius:999px;
  font-weight:700;font-size:.8rem;color:var(--muted);letter-spacing:.03em;
}
.lang button.active{background:#fff;color:var(--purple);box-shadow:var(--shadow-sm)}

.nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;width:46px;height:46px;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:72px 0 90px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-copy .display{margin:18px 0 22px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-trust{display:flex;gap:30px;margin-top:40px;flex-wrap:wrap}
.hero-trust .stat strong{font-family:var(--serif);font-weight:600;font-size:1.9rem;color:var(--purple);display:block;line-height:1}
.hero-trust .stat span{font-size:.86rem;color:var(--muted);font-weight:500}

.hero-visual{position:relative}
.hero-photo{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--shadow-lg);aspect-ratio:4/5;
}
.hero-badge{
  position:absolute;left:-26px;bottom:36px;background:#fff;border-radius:var(--r);
  padding:16px 20px;box-shadow:var(--shadow);display:flex;align-items:center;gap:14px;max-width:250px;
}
.hero-badge .dot{width:44px;height:44px;border-radius:13px;background:var(--teal-tint);display:flex;align-items:center;justify-content:center;flex:none}
.hero-badge .dot svg{width:24px;height:24px;color:var(--teal)}
.hero-badge p{margin:0;font-size:.82rem;color:var(--ink-soft);line-height:1.35}
.hero-badge strong{display:block;color:var(--ink);font-size:.95rem}

/* neural decorative bg */
.neuro-bg{position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.3}
.hero>.container{position:relative;z-index:1}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5;z-index:0}
.blob.p{width:440px;height:440px;background:radial-gradient(circle,#cdb6f0,transparent 70%);top:-160px;right:-80px}
.blob.t{width:380px;height:380px;background:radial-gradient(circle,#a9e3ef,transparent 70%);bottom:-140px;left:-120px}

/* ---------- Image placeholder ---------- */
.ph{
  position:relative;width:100%;height:100%;
  background:
    repeating-linear-gradient(135deg,rgba(113,79,159,.07) 0 14px,rgba(18,157,192,.07) 14px 28px),
    var(--grad-soft);
  display:flex;align-items:center;justify-content:center;
}
.ph::after{
  content:attr(data-label);
  font-family:var(--sans);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--purple-700);font-weight:700;opacity:.65;
  padding:7px 14px;border:1.5px dashed rgba(113,79,159,.4);border-radius:999px;background:rgba(255,255,255,.55);
  text-align:center;
}

/* ---------- Service cards ---------- */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;transition:transform .22s ease, box-shadow .25s ease, border-color .25s;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card .ic{
  width:58px;height:58px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:var(--purple-tint);color:var(--purple);margin-bottom:20px;
  transition:background .25s, color .25s;
}
.card:hover .ic{background:var(--grad);color:#fff}
.card .ic svg{width:28px;height:28px}
.card h3{font-size:1.28rem;margin-bottom:10px}
.card p{margin:0;color:var(--ink-soft);font-size:.98rem}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;color:var(--teal-700);font-weight:600;font-size:.92rem}
.card .more svg{width:16px;height:16px;transition:transform .2s}
.card:hover .more svg{transform:translateX(4px)}
.card.teal .ic{background:var(--teal-tint);color:var(--teal)}

/* ---------- Section header ---------- */
.sec-head{max-width:680px;margin-bottom:52px}
.sec-head.center{margin-left:auto;margin-right:auto}
.sec-head .title{margin:14px 0 16px}

/* ---------- Why-us / features ---------- */
.feat{display:flex;gap:18px;align-items:flex-start}
.feat .fic{width:50px;height:50px;border-radius:14px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;flex:none;color:var(--teal)}
.feat .fic svg{width:24px;height:24px}
.feat h3{font-size:1.12rem;margin-bottom:6px}
.feat p{margin:0;color:var(--ink-soft);font-size:.95rem}

/* ---------- Band ---------- */
.band{background:var(--grad);color:#fff;border-radius:var(--r-xl);padding:60px;position:relative;overflow:hidden}
.band h2{color:#fff}
.band .lede{color:rgba(255,255,255,.85)}
.band-grid{display:grid;grid-template-columns:1.2fr auto;gap:40px;align-items:center;position:relative;z-index:1}

/* ---------- Stats strip ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stats .s strong{font-family:var(--serif);font-weight:600;font-size:clamp(2.2rem,3.4vw,3rem);color:var(--purple);display:block;line-height:1}
.stats .s span{color:var(--muted);font-weight:500;font-size:.92rem}

/* ---------- Team ---------- */
.team-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;transition:transform .22s, box-shadow .25s}
.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.team-photo{aspect-ratio:1/1;background:var(--bg-2)}
.team-body{padding:24px 26px 28px}
.team-body .role{color:var(--teal-700);font-weight:700;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase}
.team-body h3{font-size:1.3rem;margin:8px 0 10px}
.team-body p{margin:0;color:var(--ink-soft);font-size:.93rem}
.team-soc{display:flex;gap:10px;margin-top:16px}
.team-soc a{width:36px;height:36px;border-radius:10px;background:var(--purple-tint);color:var(--purple);display:flex;align-items:center;justify-content:center;transition:.2s}
.team-soc a:hover{background:var(--purple);color:#fff}
.team-soc svg{width:18px;height:18px}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:stretch}
.info-card{display:flex;gap:16px;align-items:flex-start;padding:22px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
.info-card .ic{width:48px;height:48px;border-radius:13px;background:var(--teal-tint);color:var(--teal);display:flex;align-items:center;justify-content:center;flex:none}
.info-card .ic svg{width:23px;height:23px}
.info-card h4{font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}
.info-card p{margin:0;font-weight:600;color:var(--ink)}
.info-card a{color:var(--ink)}
.info-card a:hover{color:var(--purple)}

.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:8px;color:var(--ink)}
.field input,.field textarea,.field select{
  width:100%;padding:13px 16px;border:1.5px solid var(--line);border-radius:13px;
  font-family:inherit;font-size:1rem;color:var(--ink);background:var(--bg);transition:border-color .18s, box-shadow .18s;
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--purple);box-shadow:0 0 0 4px rgba(113,79,159,.12);background:#fff;
}
.field textarea{min-height:120px;resize:vertical}

.map-wrap{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.map-wrap iframe{display:block;width:100%;height:100%;min-height:340px;border:0}

/* ---------- Footer ---------- */
.footer{background:#1c1730;color:#cfc9de;padding:70px 0 34px;position:relative;overflow:hidden}
.footer a{color:#cfc9de}
.footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.footer img.logo{height:46px;margin-bottom:18px}
.footer h5{color:#fff;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin:0 0 16px;font-weight:700}
.footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.footer ul li{font-size:.95rem}
.footer .muted{color:#928bab;font-size:.92rem;line-height:1.6}
.footer-soc{display:flex;gap:12px;margin-top:18px}
.footer-soc a{width:40px;height:40px;border-radius:11px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;transition:.2s}
.footer-soc a:hover{background:var(--teal)}
.footer-soc svg{width:19px;height:19px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.86rem;color:#928bab}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:60;
  width:60px;height:60px;border-radius:50%;background:var(--wa);
  display:flex;align-items:center;justify-content:center;color:#fff;
  box-shadow:0 14px 34px -8px rgba(37,211,102,.7);transition:transform .2s;
  animation:wapulse 2.6s infinite;
}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px}
@keyframes wapulse{0%{box-shadow:0 14px 34px -8px rgba(37,211,102,.7),0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 14px 34px -8px rgba(37,211,102,.7),0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 14px 34px -8px rgba(37,211,102,.7),0 0 0 0 rgba(37,211,102,0)}}

/* ---------- Service detail rows ---------- */
.svc-list{display:flex;flex-direction:column;gap:84px}
.svc-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.svc-row.reverse .svc-media{order:2}
.svc-num{font-family:var(--serif);font-size:1rem;font-weight:600;color:var(--teal);letter-spacing:.1em;display:block;margin-bottom:8px}
.svc-copy .eyebrow{margin-bottom:12px}
.svc-copy .title{margin:0 0 16px}
.svc-points{list-style:none;margin:24px 0 30px;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:12px 24px}
.svc-points li{position:relative;padding-left:30px;font-weight:600;color:var(--ink-soft);font-size:.98rem;line-height:1.4}
.svc-points li::before{
  content:"";position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;
  background:var(--teal-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23129dc0' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l4 4L19 7'/%3E%3C/svg%3E") center/13px no-repeat;
}

/* ---------- Values / about ---------- */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.value{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px}
.value .vic{width:54px;height:54px;border-radius:15px;background:var(--purple-tint);color:var(--purple);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.value .vic svg{width:26px;height:26px}
.value h3{font-size:1.18rem;margin-bottom:8px}
.value p{margin:0;color:var(--ink-soft);font-size:.96rem}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{background:var(--grad-soft);border-bottom:1px solid var(--line);padding:64px 0 56px;position:relative;overflow:hidden}
.page-hero .display{font-size:clamp(2.4rem,4.6vw,3.8rem);margin:16px 0 14px}
.breadcrumb{font-size:.86rem;color:var(--muted);font-weight:500}
.breadcrumb a:hover{color:var(--purple)}

/* ---------- Reveal animation (transform-only; never affects opacity so content is always visible) ---------- */
.reveal{opacity:1;transform:none}
.reveal.in{animation:revealIn .7s cubic-bezier(.2,.7,.2,1)}
@keyframes revealIn{from{transform:translateY(20px)}to{transform:none}}
@media (prefers-reduced-motion:reduce){.reveal,.reveal.in{transform:none;animation:none}.wa-float{animation:none}}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{max-width:460px;margin:0 auto}
  .grid-3{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stats{grid-template-columns:1fr 1fr;gap:30px}
  .band-grid{grid-template-columns:1fr;gap:28px}
  .contact-grid{grid-template-columns:1fr}
  .band{padding:42px}
  .svc-row{grid-template-columns:1fr;gap:30px}
  .svc-row.reverse .svc-media{order:0}
  .value-grid{grid-template-columns:1fr}
}
@media (max-width:680px){
  .section{padding:68px 0}
  .nav-links,.nav-right .lang{display:none}
  .nav.open .nav-links{
    display:flex;position:absolute;top:78px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:#fff;padding:16px;gap:6px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
  }
  .nav.open .nav-links a{padding:13px 16px}
  .nav-toggle{display:flex}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .container{padding:0 20px}
  .band{padding:32px 24px}
  .svc-points{grid-template-columns:1fr}
  .form{padding:24px}
}