/* ==========================================================================
   Health News — Institutional site
   Design tokens
   ========================================================================== */
:root{
  --navy: #0B1B33;
  --navy-soft: #14284A;
  --blue: #2657C9;
  --blue-deep: #1B3F94;
  --white: #FFFFFF;
  --mist: #F4F6FA;
  --mist-2: #EAEEF5;
  --ink: #1B2333;
  --ink-soft: #4A5568;
  --line: #DCE2ED;
  --signal-green: #17915F;
  --signal-violet: #6E56CF;

  --font-display: "Space Grotesk", "Manrope", sans-serif;
  --font-body: "Inter", "Open Sans", sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;

  --shadow-s: 0 1px 2px rgba(11,27,51,.06), 0 1px 1px rgba(11,27,51,.04);
  --shadow-m: 0 8px 24px rgba(11,27,51,.08);
  --shadow-l: 0 20px 48px rgba(11,27,51,.12);

  --maxw: 1180px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{ animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}

body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ padding:0; margin:0; list-style:none; }
button{ font-family: inherit; }

h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.1rem, 4vw + 1rem, 3.4rem); }
h2{ font-size: clamp(1.6rem, 2.4vw + 1rem, 2.3rem); }
h3{ font-size: 1.25rem; }
p{ margin: 0 0 1em; color: var(--ink-soft); }

.container{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--blue);
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom: 14px;
}
.eyebrow::before{
  content:"";
  width:18px; height:1px;
  background: var(--signal-green);
  display:inline-block;
}

/* Focus states */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Skip link */
.skip-link{
  position:absolute; left:-999px; top:auto;
  background: var(--navy); color:#fff; padding:10px 16px;
  border-radius: 0 0 8px 0; z-index: 999;
}
.skip-link:focus{ left:0; top:0; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position: sticky; top:0; z-index: 500;
  background: rgba(255,255,255,.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s ease, background .25s ease;
}
.site-header.is-scrolled{ box-shadow: var(--shadow-s); }
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px 24px;
  max-width: var(--maxw); margin:0 auto;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display); font-weight:700; font-size:1.15rem;
  color: var(--navy);
}
.brand-mark{
  width:34px; height:34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--blue), var(--navy));
  position:relative; flex:none;
}
.brand-mark::after{
  content:"";
  position:absolute; inset:0; margin:auto;
  width:12px; height:12px; border-radius:50%;
  background: var(--signal-green);
  box-shadow: 0 0 0 3px rgba(23,145,95,.18);
}
.brand small{
  display:block; font-family: var(--font-body); font-weight:500;
  font-size:.68rem; color: var(--ink-soft); letter-spacing:.02em;
}

.main-nav{ display:flex; align-items:center; gap:34px; }
.main-nav ul{ display:flex; gap:28px; }
.main-nav a{
  font-size:.95rem; font-weight:500; color: var(--ink);
  position:relative; padding: 4px 0;
}
.main-nav a::after{
  content:""; position:absolute; left:0; right:100%; bottom:-2px; height:2px;
  background: var(--blue); transition: right .2s ease;
}
.main-nav a:hover::after, .main-nav a[aria-current="page"]::after{ right:0; }
.main-nav a[aria-current="page"]{ color: var(--blue); }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-weight:600; font-size:.94rem; padding: 12px 22px;
  border-radius: 999px; border: 1px solid transparent;
  cursor:pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--blue); color:#fff; box-shadow: var(--shadow-s); }
.btn-primary:hover{ background: var(--blue-deep); box-shadow: var(--shadow-m); }
.btn-ghost{ background: transparent; color: var(--navy); border-color: var(--line); }
.btn-ghost:hover{ border-color: var(--blue); color: var(--blue); }
.btn-whatsapp{ background: var(--signal-green); color:#fff; }
.btn-whatsapp:hover{ background:#137a4f; box-shadow: var(--shadow-m); }

.nav-toggle{
  display:none; background:none; border:none; cursor:pointer;
  width:40px; height:40px; position:relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:""; position:absolute; left:9px; right:9px; height:2px; background: var(--navy);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle span{ top:19px; }
.nav-toggle span::before{ top:-7px; }
.nav-toggle span::after{ top:7px; }
.nav-toggle[aria-expanded="true"] span{ background: transparent; }
.nav-toggle[aria-expanded="true"] span::before{ transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after{ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 880px){
  .main-nav ul, .header-cta{ display:none; }
  .nav-toggle{ display:block; }
  .main-nav.is-open{
    position:fixed; inset: 69px 0 0 0; background: var(--white);
    display:flex; flex-direction:column; padding: 20px 24px 40px;
    overflow-y:auto;
  }
  .main-nav.is-open ul{
    display:flex; flex-direction:column; gap:4px; margin-bottom: 24px;
  }
  .main-nav.is-open ul a{
    display:block; padding: 14px 4px; font-size:1.1rem; border-bottom:1px solid var(--mist-2);
  }
  .main-nav.is-open .header-cta{ display:flex; flex-direction:column; gap:12px; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position:relative; overflow:hidden;
  background:
    radial-gradient(60% 60% at 85% 10%, rgba(38,87,201,.10), transparent 60%),
    linear-gradient(180deg, var(--mist) 0%, var(--white) 100%);
  padding: 72px 0 88px;
}
.hero-inner{
  display:grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items:center;
}
.hero h1{ margin-bottom: .4em; }
.hero .lede{ font-size: 1.12rem; color: var(--ink-soft); max-width: 46ch; }
.hero-ctas{ display:flex; gap:14px; margin-top: 28px; flex-wrap:wrap; }
.hero-badges{ display:flex; gap:22px; margin-top:38px; flex-wrap:wrap; }
.hero-badge{ display:flex; align-items:center; gap:10px; font-size:.86rem; color: var(--ink-soft); }
.hero-badge svg{ flex:none; color: var(--signal-green); }

.signal-panel{
  background: var(--navy);
  border-radius: var(--radius-l);
  padding: 34px 30px;
  box-shadow: var(--shadow-l);
  position:relative;
  color:#fff;
}
.signal-panel .panel-label{
  font-family: var(--font-mono); font-size:.72rem; letter-spacing:.1em;
  text-transform:uppercase; color:#9FB4E0; margin-bottom: 22px;
}
.signal-path{ display:flex; flex-direction:column; gap:0; }
.signal-node{ display:flex; gap:16px; padding: 14px 0; position:relative; }
.signal-node .dot{
  width:10px; height:10px; border-radius:50%; background: var(--signal-green);
  margin-top:6px; flex:none; box-shadow: 0 0 0 4px rgba(23,145,95,.22);
}
.signal-node:not(:last-child)::before{
  content:""; position:absolute; left:4px; top: 30px; bottom:-14px; width:1px;
  background: rgba(255,255,255,.18);
}
.signal-node strong{ display:block; font-family: var(--font-display); font-size:1rem; margin-bottom:2px; }
.signal-node span{ font-size:.85rem; color:#B9C6E6; }

/* ==========================================================================
   Sections
   ========================================================================== */
section{ padding: 84px 0; }
.section-alt{ background: var(--mist); }
.section-head{ max-width: 680px; margin-bottom: 48px; }
.section-head p{ font-size: 1.05rem; }

.prose{ max-width: 72ch; }
.prose p{ font-size: 1.02rem; }

.grid-3{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.card{
  background:#fff; border:1px solid var(--line); border-radius: var(--radius-m);
  padding: 28px 26px; box-shadow: var(--shadow-s);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-m); border-color:#C9D5EA; }
.card .icon-wrap{
  width:44px; height:44px; border-radius:12px;
  background: linear-gradient(135deg, rgba(38,87,201,.12), rgba(23,145,95,.10));
  display:flex; align-items:center; justify-content:center; margin-bottom:16px;
  color: var(--blue);
}
.card h3{ margin-bottom:8px; }
.card p{ font-size:.95rem; margin-bottom:0; }

/* Process timeline */
.process{ counter-reset: step; }
.process-list{ display:flex; flex-direction:column; }
.process-item{
  display:grid; grid-template-columns: 96px 1fr; gap: 24px;
  padding: 28px 0; border-top: 1px solid var(--line);
}
.process-item:last-child{ border-bottom: 1px solid var(--line); }
.process-num{
  font-family: var(--font-mono); color: var(--blue); font-size:.95rem; padding-top:2px;
}
.process-item h3{ margin-bottom:6px; }

/* Principles */
.principles{ display:flex; flex-wrap:wrap; gap:12px; }
.pill{
  display:flex; align-items:center; gap:8px;
  background:#fff; border:1px solid var(--line); border-radius:999px;
  padding: 10px 18px; font-size:.92rem; font-weight:500; color: var(--navy);
}
.pill .dot{ width:7px; height:7px; border-radius:50%; background: var(--signal-violet); }

/* Transparency notice */
.notice{
  background: var(--navy); color:#fff; border-radius: var(--radius-l);
  padding: 40px; display:flex; gap:24px; align-items:flex-start;
}
.notice svg{ flex:none; color: var(--signal-green); margin-top:4px; }
.notice p{ color:#C9D5EA; margin:0; font-size:1rem; }
.notice strong{ color:#fff; }

/* Timeline (Sobre) */
.timeline{ position:relative; padding-left: 28px; }
.timeline::before{ content:""; position:absolute; left:5px; top:6px; bottom:6px; width:1px; background: var(--line); }
.timeline-item{ position:relative; padding-bottom: 34px; }
.timeline-item:last-child{ padding-bottom:0; }
.timeline-item::before{
  content:""; position:absolute; left:-28px; top:4px; width:11px; height:11px; border-radius:50%;
  background: var(--white); border:2px solid var(--signal-green);
}
.timeline-item .t-label{ font-family: var(--font-mono); font-size:.78rem; color: var(--blue); text-transform:uppercase; letter-spacing:.06em; margin-bottom:4px; }

/* CTA band */
.cta-band{
  background: linear-gradient(135deg, var(--navy), var(--blue-deep));
  color:#fff; border-radius: var(--radius-l);
  padding: 56px 48px; text-align:center;
}
.cta-band h2{ color:#fff; }
.cta-band p{ color:#C9D5EA; max-width:52ch; margin:0 auto 28px; }
.cta-band .hero-ctas{ justify-content:center; }

/* ==========================================================================
   Forms
   ========================================================================== */
.form-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field{ display:flex; flex-direction:column; gap:6px; margin-bottom: 20px; }
.field.full{ grid-column: 1 / -1; }
.field label{ font-size:.88rem; font-weight:600; color: var(--navy); }
.field .hint{ font-size:.78rem; color: var(--ink-soft); font-weight:400; }
.field input, .field select, .field textarea{
  border:1px solid var(--line); border-radius: var(--radius-s);
  padding: 12px 14px; font-family: var(--font-body); font-size:.96rem;
  color: var(--ink); background:#fff;
}
.field input:focus, .field select:focus, .field textarea:focus{
  border-color: var(--blue); outline:none; box-shadow: 0 0 0 3px rgba(38,87,201,.14);
}
.field textarea{ resize: vertical; min-height: 130px; }
.checkline{ display:flex; gap:10px; align-items:flex-start; font-size:.88rem; color: var(--ink-soft); }
.checkline input{ margin-top:3px; }
.checkline a{ color: var(--blue); text-decoration: underline; }
.form-note{ font-size:.85rem; color: var(--ink-soft); margin-top: 6px; }
.form-status{
  margin-top:16px; padding:14px 16px; border-radius: var(--radius-s); font-size:.92rem;
  display:none;
}
.form-status.ok{ display:block; background:#E7F6EF; color:#0E6B44; border:1px solid #B9E6CD; }
.form-status.err{ display:block; background:#FDEDEC; color:#A23A32; border:1px solid #F3C6C1; }
.honeypot{ position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden; }

.contact-cards{ display:flex; flex-direction:column; gap:16px; }
.contact-card{
  display:flex; gap:16px; align-items:flex-start;
  background:#fff; border:1px solid var(--line); border-radius: var(--radius-m); padding:22px;
}
.contact-card .icon-wrap{ width:42px; height:42px; border-radius:11px; background: var(--mist); display:flex; align-items:center; justify-content:center; color: var(--blue); flex:none; }
.contact-card h3{ font-size:1rem; margin-bottom:4px; }
.contact-card p{ margin:0; font-size:.92rem; }
.contact-card a{ color: var(--blue); font-weight:600; }

/* ==========================================================================
   Legal pages
   ========================================================================== */
.legal-hero{ padding: 56px 0 32px; background: var(--mist); }
.legal-updated{ font-family: var(--font-mono); font-size:.82rem; color: var(--ink-soft); }
.legal-body{ padding: 56px 0 90px; }
.legal-layout{ display:grid; grid-template-columns: 260px 1fr; gap: 56px; }
.legal-toc{ align-self:start; position:sticky; top: 96px; }
.legal-toc h2{ font-size:.85rem; text-transform:uppercase; letter-spacing:.08em; color: var(--ink-soft); font-family: var(--font-mono); margin-bottom:14px; }
.legal-toc ul{ display:flex; flex-direction:column; gap:2px; border-left: 1px solid var(--line); }
.legal-toc a{
  display:block; padding: 7px 16px; font-size:.88rem; color: var(--ink-soft);
  border-left: 2px solid transparent; margin-left:-1px;
}
.legal-toc a:hover{ color: var(--blue); }
.legal-content h2{ font-size:1.3rem; margin-top: 40px; scroll-margin-top: 100px; }
.legal-content h2:first-child{ margin-top:0; }
.legal-content ul{ margin: 0 0 1em; padding-left: 1.3em; list-style: disc; }
.legal-content li{ color: var(--ink-soft); margin-bottom:6px; }
.legal-content p{ font-size:.99rem; }
@media (max-width: 900px){
  .legal-layout{ grid-template-columns: 1fr; }
  .legal-toc{ position:static; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ background: var(--navy); color:#C9D5EA; padding: 64px 0 28px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 44px; }
.footer-brand .brand{ color:#fff; margin-bottom:12px; }
.footer-brand p{ color:#9FB0D0; font-size:.92rem; max-width: 32ch; }
.site-footer h3{ color:#fff; font-size:.85rem; text-transform:uppercase; letter-spacing:.08em; font-family: var(--font-mono); margin-bottom:16px; }
.footer-links{ display:flex; flex-direction:column; gap:10px; }
.footer-links a{ color:#B9C6E6; font-size:.92rem; }
.footer-links a:hover{ color:#fff; }
.footer-contact li{ color:#B9C6E6; font-size:.92rem; margin-bottom:10px; }
.footer-contact a{ color:#fff; }
.footer-disclaimer{
  border-top: 1px solid rgba(255,255,255,.12); padding-top: 26px;
  font-size:.84rem; color:#8FA0C4; line-height:1.7;
}
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px;
  margin-top: 22px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1);
  font-size:.82rem; color:#7F92B8;
}
@media (max-width: 820px){
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px){
  .footer-grid{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   WhatsApp floating button
   ========================================================================== */
.whatsapp-float{
  position:fixed; right:22px; bottom:22px; z-index:400;
  display:flex; align-items:center; gap:10px;
  background: var(--signal-green); color:#fff; border-radius:999px;
  padding: 14px 18px; box-shadow: var(--shadow-l);
  font-weight:600; font-size:.92rem;
  transition: transform .18s ease;
}
.whatsapp-float:hover{ transform: translateY(-2px) scale(1.02); }
.whatsapp-float svg{ flex:none; }

/* ==========================================================================
   Cookie banner
   ========================================================================== */
.cookie-banner{
  position:fixed; left:20px; right:20px; bottom:20px; z-index:600;
  max-width: 640px; margin:0 auto;
  background:#fff; border:1px solid var(--line); border-radius: var(--radius-m);
  box-shadow: var(--shadow-l); padding: 22px 24px;
  display:none;
}
.cookie-banner.is-visible{ display:block; }
.cookie-banner p{ font-size:.88rem; margin-bottom:16px; }
.cookie-actions{ display:flex; gap:10px; flex-wrap:wrap; }
.cookie-actions .btn{ padding: 9px 16px; font-size:.85rem; }

.cookie-modal-backdrop{
  position:fixed; inset:0; background: rgba(11,27,51,.5); z-index:700;
  display:none; align-items:center; justify-content:center; padding:20px;
}
.cookie-modal-backdrop.is-visible{ display:flex; }
.cookie-modal{
  background:#fff; border-radius: var(--radius-m); max-width:520px; width:100%;
  padding: 30px; max-height: 80vh; overflow-y:auto;
}
.cookie-option{
  display:flex; justify-content:space-between; align-items:flex-start; gap:16px;
  padding: 16px 0; border-top:1px solid var(--line);
}
.cookie-option:first-of-type{ border-top:none; }
.cookie-option h3{ font-size:.95rem; margin-bottom:4px; }
.cookie-option p{ font-size:.84rem; margin:0; }
.switch{ position:relative; width:42px; height:24px; flex:none; }
.switch input{ opacity:0; width:0; height:0; }
.switch .track{ position:absolute; inset:0; background: var(--line); border-radius:999px; transition:.2s; cursor:pointer; }
.switch .track::before{ content:""; position:absolute; width:18px; height:18px; left:3px; top:3px; background:#fff; border-radius:50%; transition:.2s; box-shadow: var(--shadow-s); }
.switch input:checked + .track{ background: var(--signal-green); }
.switch input:checked + .track::before{ transform: translateX(18px); }
.switch input:disabled + .track{ background:#9FB4E0; opacity:.6; cursor:not-allowed; }

/* ==========================================================================
   404 page
   ========================================================================== */
.error-page{ padding: 120px 0; text-align:center; }
.error-page .error-code{
  font-family: var(--font-mono); font-size: 1rem; color: var(--blue);
  letter-spacing:.1em; margin-bottom:18px;
}
.error-page .hero-ctas{ justify-content:center; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .form-grid{ grid-template-columns: 1fr; }
  .form-grid .field{ grid-column: 1/-1; }
}
@media (max-width: 640px){
  .grid-3, .grid-2{ grid-template-columns: 1fr; }
  section{ padding: 60px 0; }
  .notice{ flex-direction:column; padding: 28px; }
  .cta-band{ padding: 40px 24px; }
  .whatsapp-float span{ display:none; }
  .whatsapp-float{ padding:14px; }
}

/* Print */
@media print{
  .site-header, .whatsapp-float, .cookie-banner, .cookie-modal-backdrop{ display:none; }
}