/* ============================================================
   SIDNEI ARANHA — PALESTRANTE MEIO AMBIENTE DO PORTO
   Paleta extraída da logo: azul-naval + verde-folha + brancos
   Desktop + Mobile · CSS único
============================================================ */

:root{
  /* PALETA do logo */
  --azul-naval:        #0E3A5C;   /* "Sidnei" do logo */
  --azul-naval-2:      #16518A;   /* gradiente do "Sidnei" */
  --azul-onda:         #2E80C8;   /* ondas do logo */
  --azul-onda-claro:   #67B5E6;
  --verde-folha:       #22A857;   /* folha + "Aranha" */
  --verde-folha-2:     #2FCE6A;   /* gradiente claro do verde */
  --verde-suave:       #E6F7EE;   /* fundo de detalhe */
  --azul-suave:        #EAF2FA;
  --branco:            #FFFFFF;
  --bege:              #F6F2EA;
  --cinza-bg:          #F5F8FB;
  --cinza-borda:       #E2E9F1;
  --cinza-txt:         #16263B;
  --cinza-mid:         #4A5A6E;
  --cinza-lbl:         #6B7B8E;
  --preto-leve:        #0A1A2C;

  /* Sistema */
  --radius:            16px;
  --radius-sm:         10px;
  --radius-lg:         24px;
  --shadow-sm:         0 2px 8px rgba(14,58,92,.06);
  --shadow-md:         0 10px 28px rgba(14,58,92,.10);
  --shadow-lg:         0 24px 56px rgba(14,58,92,.18);
  --container:         1200px;
  --gap:               clamp(16px, 2vw, 28px);

  /* Gradientes oficiais */
  --grad-azul:         linear-gradient(135deg, var(--azul-naval) 0%, var(--azul-onda) 100%);
  --grad-verde:        linear-gradient(135deg, var(--verde-folha) 0%, var(--verde-folha-2) 100%);
  --grad-marca:        linear-gradient(135deg, var(--azul-naval) 0%, var(--azul-onda) 55%, var(--verde-folha) 100%);
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-weight:400;
  color:var(--cinza-txt);
  background:var(--branco);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; cursor:pointer; border:none; background:none; color:inherit; }
ul{ list-style:none; }

/* ================= UTILITIES ================= */
.container{ max-width:var(--container); margin:0 auto; padding:0 24px; }
.section{ padding:clamp(60px, 7vw, 96px) 0; }
.h1{
  font-family:'Inter', sans-serif;
  font-weight:800;
  font-size:clamp(2rem, 4.4vw, 3.6rem);
  line-height:1.05;
  letter-spacing:-.02em;
  color:var(--preto-leve);
}
.h2{
  font-weight:800;
  font-size:clamp(1.6rem, 3vw, 2.4rem);
  line-height:1.15;
  letter-spacing:-.015em;
  color:var(--preto-leve);
}
.h2-branco{ color:#fff; }
.lead{ font-size:clamp(1rem, 1.25vw, 1.18rem); color:var(--cinza-mid); }
.lead-claro{ color:rgba(255,255,255,.92); }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:.78rem; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  color:var(--azul-naval);
  background:var(--azul-suave);
  padding:8px 14px; border-radius:999px;
  margin-bottom:18px;
}
.eyebrow-verde{ color:var(--verde-folha); background:var(--verde-suave); }
.eyebrow-claro{ color:#fff; background:rgba(255,255,255,.15); }
.eyebrow svg{ stroke:currentColor; }

.grad-azul{
  background:var(--grad-azul);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.grad-verde{
  background:var(--grad-verde);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.grad-verde-claro{
  background:linear-gradient(135deg,#7CF1A8 0%, #2FCE6A 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}

.section-head{ margin-bottom:clamp(32px, 4vw, 50px); max-width:780px; }
.section-head--centro{ margin:0 auto clamp(32px, 4vw, 50px); text-align:center; }
.section-head--centro .eyebrow{ margin-left:auto; margin-right:auto; }

/* ================= BUTTONS ================= */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:14px 22px; border-radius:14px;
  font-weight:700; font-size:.97rem;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn svg{ flex-shrink:0; }
.btn-primary{
  background:var(--grad-marca);
  color:#fff; box-shadow:0 10px 24px rgba(14,58,92,.28);
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 14px 30px rgba(14,58,92,.36); }
.btn-ghost{
  background:transparent;
  color:var(--azul-naval);
  border:1.6px solid var(--cinza-borda);
}
.btn-ghost:hover{ border-color:var(--azul-naval); background:var(--azul-suave); }
.btn-whats{
  background:#25D366; color:#fff;
  box-shadow:0 10px 24px rgba(37,211,102,.30);
}
.btn-whats:hover{ background:#1FBE5C; transform:translateY(-2px); }
.btn-sm{ padding:11px 18px; font-size:.9rem; }
.btn-full{ width:100%; justify-content:center; padding:16px; font-size:1.02rem; }

/* ================= HEADER ================= */
.header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(10px);
  -webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--cinza-borda);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:74px;
}
.brand{ display:flex; align-items:center; gap:10px; }
.brand-logo{ height:50px; width:auto; }

.nav{ display:flex; gap:6px; align-items:center; }
.nav-link{
  padding:10px 14px; border-radius:10px;
  font-size:.94rem; font-weight:600; color:var(--cinza-mid);
  transition:background .15s ease, color .15s ease;
}
.nav-link:hover{ background:var(--azul-suave); color:var(--azul-naval); }
.nav-link--cta{
  background:var(--grad-marca);
  color:#fff; padding:10px 18px;
  box-shadow:0 8px 18px rgba(14,58,92,.22);
}
.nav-link--cta:hover{ background:var(--grad-marca); color:#fff; transform:translateY(-1px); }

.nav-toggle{
  display:none; color:var(--azul-naval);
  padding:8px; border-radius:8px;
}
.nav-mobile{
  display:none; flex-direction:column; gap:4px;
  padding:14px 24px 22px; background:#fff;
  border-bottom:1px solid var(--cinza-borda);
}
.nav-mobile a{
  padding:14px 12px; border-radius:10px; font-weight:600;
  color:var(--cinza-txt); border:1px solid transparent;
}
.nav-mobile a:hover{ background:var(--azul-suave); }
.nav-mobile-cta{
  background:var(--grad-marca); color:#fff !important; text-align:center;
  margin-top:6px;
}

/* ================= HERO ================= */
.hero{
  position:relative;
  background:
    radial-gradient(60% 50% at 100% 0%, rgba(34,168,87,.10) 0%, transparent 60%),
    radial-gradient(60% 50% at 0% 100%, rgba(46,128,200,.10) 0%, transparent 60%),
    linear-gradient(180deg, #fff 0%, var(--cinza-bg) 100%);
  padding-top:clamp(40px, 5vw, 64px);
  padding-bottom:clamp(40px, 5vw, 64px);
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap:clamp(28px, 4vw, 56px);
  align-items:center;
}
.hero-text .h1{ margin-bottom:18px; }
.hero-text .lead{ max-width:560px; margin-bottom:28px; }

.hero-cta{ display:flex; gap:12px; flex-wrap:wrap; margin-bottom:32px; }

.hero-credenciais{
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:14px; max-width:560px;
}
.hero-credenciais li{
  display:flex; align-items:center; gap:12px;
  background:#fff; padding:12px 14px; border-radius:14px;
  border:1px solid var(--cinza-borda);
  box-shadow:var(--shadow-sm);
  font-size:.84rem; color:var(--cinza-mid); line-height:1.25;
}
.hero-credenciais li svg{ color:var(--verde-folha); flex-shrink:0; }
.hero-credenciais li strong{ color:var(--azul-naval); }

/* HERO MEDIA */
.hero-media{ position:relative; }
.hero-photo{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  aspect-ratio: 4/5;
  box-shadow:var(--shadow-lg);
  background:linear-gradient(135deg, var(--azul-naval) 0%, var(--verde-folha) 100%);
}
.hero-photo img{
  width:100%; height:100%; object-fit:cover;
  transform:scale(1.02);
}
.hero-photo::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, transparent 50%, rgba(14,58,92,.45) 100%);
  pointer-events:none;
}
.hero-photo-badge{
  position:absolute; left:18px; bottom:18px;
  background:#fff; color:var(--azul-naval);
  padding:12px 16px; border-radius:14px;
  display:flex; gap:12px; align-items:center;
  box-shadow:var(--shadow-md);
  z-index:2;
}
.hero-photo-badge svg{ color:var(--verde-folha); }
.hero-photo-badge strong{ display:block; font-size:1rem; }
.hero-photo-badge span{ font-size:.78rem; color:var(--cinza-mid); }
.hero-photo-stamp{
  position:absolute; top:14px; right:14px;
  background:var(--grad-verde); color:#fff;
  padding:8px 14px; border-radius:999px;
  font-size:.72rem; font-weight:700; letter-spacing:.08em;
  text-transform:uppercase; white-space:nowrap;
  box-shadow:0 6px 14px rgba(34,168,87,.35);
  display:inline-flex; align-items:center; gap:6px;
  z-index:2;
}
.hero-photo-stamp::before{
  content:""; width:6px; height:6px; border-radius:50%;
  background:#fff; box-shadow:0 0 0 3px rgba(255,255,255,.35);
}

/* Selo Social Rápido */
.selo-social{
  margin-top:clamp(32px, 4vw, 48px);
  background:#fff; border:1px solid var(--cinza-borda);
  border-radius:18px; padding:16px 22px;
  display:flex; align-items:center; gap:18px; flex-wrap:wrap;
  box-shadow:var(--shadow-sm);
}
.selo-social-label{
  font-size:.78rem; font-weight:700; letter-spacing:.12em;
  text-transform:uppercase; color:var(--cinza-lbl);
}
.selo-social-logos{ display:flex; gap:10px; flex-wrap:wrap; }
.selo-tag{
  font-size:.82rem; font-weight:600;
  color:var(--azul-naval);
  background:var(--azul-suave);
  padding:6px 12px; border-radius:999px;
}

/* ================= PALESTRAS ================= */
.section-palestras{ background:var(--branco); }
.palestras-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  grid-template-rows:auto auto;
  gap:18px;
}
.palestra-card{
  background:#fff;
  border:1px solid var(--cinza-borda);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  display:flex; flex-direction:column;
}
.palestra-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); border-color:transparent; }

.palestra-card--destaque{
  grid-row: 1 / span 2;
  background:linear-gradient(180deg,#fff 0%, var(--cinza-bg) 100%);
  border:1.5px solid var(--verde-folha);
  position:relative;
}
.palestra-card--destaque::before{
  content:""; position:absolute; inset:0;
  background:linear-gradient(135deg, rgba(34,168,87,.05) 0%, rgba(14,58,92,.04) 100%);
  pointer-events:none; border-radius:inherit;
}
.palestra-card-img{ position:relative; aspect-ratio:16/9; overflow:hidden; }
.palestra-card-img img{ width:100%; height:100%; object-fit:cover; transition:transform .4s ease; }
.palestra-card:hover .palestra-card-img img{ transform:scale(1.04); }
.palestra-card-tag{
  position:absolute; top:14px; left:14px;
  display:inline-flex; align-items:center; gap:6px;
  background:var(--grad-verde); color:#fff;
  font-size:.72rem; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  padding:6px 12px; border-radius:999px;
  box-shadow:0 8px 18px rgba(34,168,87,.36);
}
.palestra-card-body{ padding:24px; position:relative; z-index:1; flex:1; display:flex; flex-direction:column; }
.palestra-card-numero{
  font-size:.78rem; font-weight:800; letter-spacing:.18em;
  color:var(--verde-folha); display:block; margin-bottom:8px;
}
.palestra-card h3{
  font-size:clamp(1.05rem, 1.4vw, 1.32rem);
  line-height:1.2; color:var(--preto-leve); margin-bottom:10px;
  font-weight:800; letter-spacing:-.01em;
}
.palestra-card p{ color:var(--cinza-mid); font-size:.95rem; }
.palestra-card-list{
  margin:18px 0 22px;
  display:flex; flex-direction:column; gap:8px;
}
.palestra-card-list li{
  display:flex; align-items:flex-start; gap:8px;
  font-size:.9rem; color:var(--cinza-txt);
}
.palestra-card-list svg{ color:var(--verde-folha); margin-top:2px; flex-shrink:0; }
.palestra-card-cta{
  margin-top:auto;
  display:inline-flex; align-items:center; gap:8px;
  font-weight:700; color:var(--azul-naval);
  padding:12px 0;
}
.palestra-card-cta:hover{ color:var(--verde-folha); gap:12px; }

/* ================= SOBRE ================= */
.section-sobre{
  background:linear-gradient(180deg, var(--cinza-bg) 0%, #fff 100%);
  position:relative;
}
.sobre-grid{
  display:grid; grid-template-columns:1fr 1.1fr;
  gap:clamp(28px, 4vw, 60px);
  align-items:center;
}
.sobre-media{
  position:relative;
  height:clamp(420px, 50vw, 560px);
}
.sobre-photo{
  position:absolute; border-radius:var(--radius);
  overflow:hidden; box-shadow:var(--shadow-lg);
  top:0; left:0; width:70%; height:78%;
}
.sobre-photo img{ width:100%; height:100%; object-fit:cover; display:block; }
.sobre-photo-2{
  top:auto; left:auto;
  bottom:0; right:0; width:55%; height:55%;
  border:6px solid #fff;
}
.sobre-text .lead{ margin:18px 0 28px; }

.sobre-creds{
  display:grid; grid-template-columns:1fr 1fr;
  gap:14px; margin-bottom:28px;
}
.cred{
  display:flex; gap:12px; align-items:flex-start;
  padding:14px; background:#fff;
  border:1px solid var(--cinza-borda);
  border-radius:14px;
}
.cred-icon{
  width:38px; height:38px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  background:var(--azul-suave); color:var(--azul-naval);
  border-radius:10px;
}
.cred strong{ display:block; color:var(--preto-leve); font-size:.92rem; }
.cred span{ font-size:.82rem; color:var(--cinza-mid); line-height:1.35; }

/* ================= PROVA SOCIAL ================= */
.section-prova{ background:#fff; }
.prova-gallery{
  display:grid;
  grid-template-columns:repeat(6, 1fr);
  grid-auto-rows:160px;
  gap:14px;
}
.prova-item{
  position:relative; overflow:hidden;
  border-radius:14px;
  grid-column:span 2;
}
.prova-big{ grid-column:span 4; grid-row:span 2; }
.prova-item img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .5s ease;
}
.prova-item:hover img{ transform:scale(1.05); }
.prova-item figcaption{
  position:absolute; left:0; right:0; bottom:0;
  padding:14px 16px;
  background:linear-gradient(180deg, transparent 0%, rgba(14,58,92,.85) 100%);
  color:#fff; font-size:.84rem; font-weight:600;
}

.depoimentos{
  margin-top:48px;
  display:grid; grid-template-columns:repeat(3, 1fr);
  gap:18px;
}
.depo{
  position:relative; padding:24px 22px 22px;
  background:linear-gradient(180deg,#fff 0%, var(--cinza-bg) 100%);
  border:1px solid var(--cinza-borda);
  border-radius:16px;
}
.depo-aspas{ color:var(--verde-folha); opacity:.7; margin-bottom:10px; }
.depo p{ color:var(--cinza-txt); font-size:.95rem; line-height:1.55; margin-bottom:14px; }
.depo footer{ font-size:.82rem; color:var(--cinza-mid); }
.depo footer strong{ color:var(--azul-naval); }

/* ================= MÍDIA KIT / FORMATOS ================= */
.section-midia{
  background:
    radial-gradient(80% 60% at 0% 0%, rgba(46,128,200,.07) 0%, transparent 50%),
    var(--cinza-bg);
}
.formatos-grid{
  display:grid; grid-template-columns:repeat(4, 1fr); gap:18px;
}
.formato{
  padding:28px 22px; background:#fff;
  border:1px solid var(--cinza-borda); border-radius:16px;
  transition:transform .2s, box-shadow .2s, border-color .2s;
}
.formato:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); border-color:transparent; }
.formato-icon{
  width:54px; height:54px; border-radius:14px;
  background:var(--grad-marca); color:#fff;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px; box-shadow:0 10px 22px rgba(14,58,92,.25);
}
.formato h3{ font-size:1.08rem; margin-bottom:6px; color:var(--preto-leve); }
.formato p{ font-size:.88rem; color:var(--cinza-mid); }

/* ================= CONTATO ================= */
.section-contato{
  background:
    radial-gradient(60% 70% at 100% 0%, rgba(34,168,87,.22) 0%, transparent 55%),
    radial-gradient(50% 60% at 0% 100%, rgba(46,128,200,.20) 0%, transparent 60%),
    linear-gradient(135deg, var(--preto-leve) 0%, var(--azul-naval) 100%);
  color:#fff;
}
.contato-grid{
  display:grid; grid-template-columns:1.05fr .95fr;
  gap:clamp(28px, 4vw, 56px); align-items:center;
}
.contato-text .lead-claro{ margin:18px 0 28px; max-width:520px; }
.contato-info{
  display:flex; flex-direction:column; gap:10px; margin-top:24px;
  color:rgba(255,255,255,.85); font-size:.94rem;
}
.contato-info li{ display:flex; gap:10px; align-items:center; }
.contato-info svg{ color:var(--verde-folha-2); }

.form-card{
  background:#fff; color:var(--cinza-txt);
  border-radius:20px; padding:clamp(22px, 2.6vw, 32px);
  box-shadow:var(--shadow-lg);
}
.form-card h3{
  font-size:1.4rem; font-weight:800; color:var(--preto-leve);
  margin-bottom:4px;
}
.form-sub{ font-size:.88rem; color:var(--cinza-mid); margin-bottom:18px; }
.field{ display:block; margin-bottom:14px; }
.field span{
  display:block; font-size:.82rem; font-weight:600;
  color:var(--cinza-mid); margin-bottom:6px;
}
.field input, .field textarea{
  width:100%; padding:13px 14px; font-size:.95rem;
  border:1.4px solid var(--cinza-borda); border-radius:10px;
  background:#FAFCFE; color:var(--cinza-txt);
  font-family:inherit; transition:border-color .15s, background .15s;
}
.field input:focus, .field textarea:focus{
  outline:none; border-color:var(--azul-onda); background:#fff;
  box-shadow:0 0 0 3px rgba(46,128,200,.15);
}
.field textarea{ resize:vertical; min-height:90px; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.form-disclaimer{
  margin-top:12px; font-size:.78rem; color:var(--cinza-lbl); text-align:center;
}

/* ================= FOOTER ================= */
.footer{
  background:var(--preto-leve); color:rgba(255,255,255,.78);
  padding:60px 0 0; font-size:.92rem;
}
.footer-inner{
  display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:36px;
  padding-bottom:48px;
}
.footer-logo{ height:54px; width:auto; margin-bottom:14px; background:#fff; padding:6px 10px; border-radius:10px; }
.footer-brand p{ line-height:1.55; }
.footer-links{ display:flex; flex-direction:column; gap:8px; }
.footer-links strong{
  color:#fff; font-size:.82rem; letter-spacing:.14em;
  text-transform:uppercase; margin-bottom:6px;
}
.footer-links a:hover{ color:var(--verde-folha-2); }
.footer-base{
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0; text-align:center;
  font-size:.82rem; color:rgba(255,255,255,.6);
}

/* ================= FLOAT WHATS ================= */
.float-whats{
  position:fixed; right:20px; bottom:20px; 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 12px 28px rgba(37,211,102,.50);
  animation:pulse 2.4s infinite;
  transition:transform .2s;
}
.float-whats:hover{ transform:scale(1.08); }
@keyframes pulse{
  0%{   box-shadow:0 0 0 0 rgba(37,211,102,.55); }
  70%{  box-shadow:0 0 0 18px rgba(37,211,102,0); }
  100%{ box-shadow:0 0 0 0 rgba(37,211,102,0); }
}

/* ============================================================
   RESPONSIVO — TABLET (≤ 1024px)
============================================================ */
@media (max-width: 1024px){
  .hero-grid{ grid-template-columns:1fr; gap:36px; }
  .hero-media{ max-width:480px; margin:0 auto; width:100%; }
  .hero-credenciais{ max-width:none; }
  .palestras-grid{ grid-template-columns:1fr 1fr; }
  .palestra-card--destaque{ grid-column:span 2; grid-row:auto; }
  .formatos-grid{ grid-template-columns:1fr 1fr; }
  .depoimentos{ grid-template-columns:1fr 1fr; }
  .sobre-grid{ grid-template-columns:1fr; }
  .sobre-media{ height:clamp(380px, 60vw, 520px); max-width:640px; margin:0 auto; width:100%; }
  .contato-grid{ grid-template-columns:1fr; }
  .footer-inner{ grid-template-columns:1fr 1fr; }
  .prova-gallery{ grid-template-columns:repeat(4, 1fr); grid-auto-rows:140px; }
  .prova-big{ grid-column:span 4; grid-row:span 2; }
  .prova-item{ grid-column:span 2; }
}

/* ============================================================
   RESPONSIVO — MOBILE (≤ 720px)
============================================================ */
@media (max-width: 720px){
  .container{ padding:0 18px; }
  .section{ padding:48px 0; }

  /* Header / nav mobile */
  .nav{ display:none; }
  .nav-toggle{ display:flex; }
  .nav-mobile.open{ display:flex; }
  .header-inner{ height:64px; }
  .brand-logo{ height:42px; }

  /* Hero */
  .hero{ padding-top:24px; padding-bottom:36px; }
  .hero-text .h1{ font-size:2rem; }
  .hero-cta .btn{ flex:1 1 100%; justify-content:center; }
  .hero-credenciais{ grid-template-columns:1fr; }
  .hero-credenciais li{ font-size:.88rem; }
  .hero-photo{ aspect-ratio:3/4; }
  .hero-photo-stamp{ font-size:.62rem; padding:6px 10px; top:10px; right:10px; letter-spacing:.06em; }
  .hero-photo-badge{ left:14px; bottom:14px; padding:10px 12px; }
  .hero-photo-badge strong{ font-size:.9rem; }

  /* Selo */
  .selo-social{ flex-direction:column; align-items:flex-start; gap:10px; padding:14px 16px; }
  .selo-social-logos{ width:100%; }
  .selo-tag{ font-size:.76rem; }

  /* Palestras */
  .palestras-grid{ grid-template-columns:1fr; }
  .palestra-card--destaque{ grid-column:auto; }
  .palestra-card-body{ padding:20px; }
  .palestra-card h3{ font-size:1.08rem; }

  /* Sobre — mobile: empilhar as 2 fotos, sem absolute */
  .sobre-media{
    height:auto;
    display:flex; flex-direction:column; gap:14px;
  }
  .sobre-photo,
  .sobre-photo-2{
    position:relative; top:auto; left:auto; right:auto; bottom:auto;
    width:100%; height:auto; aspect-ratio:4/3;
    border:none;
  }
  .sobre-photo-2{
    aspect-ratio:16/9;
    margin-left:0;
  }
  .sobre-creds{ grid-template-columns:1fr; }

  /* Prova */
  .prova-gallery{ grid-template-columns:1fr 1fr; grid-auto-rows:120px; gap:10px; }
  .prova-big{ grid-column:span 2; grid-row:span 2; }
  .prova-item{ grid-column:span 1; }
  .depoimentos{ grid-template-columns:1fr; }

  /* Formatos */
  .formatos-grid{ grid-template-columns:1fr 1fr; gap:12px; }
  .formato{ padding:20px 16px; }
  .formato-icon{ width:44px; height:44px; margin-bottom:12px; }
  .formato-icon svg{ width:22px; height:22px; }
  .formato h3{ font-size:.96rem; }
  .formato p{ font-size:.8rem; }

  /* Contato */
  .form-card{ padding:22px 18px; }
  .field-row{ grid-template-columns:1fr; }
  .h2, .h2-branco{ font-size:1.5rem; }

  /* Footer */
  .footer-inner{ grid-template-columns:1fr; gap:28px; padding-bottom:36px; }
  .footer-logo{ height:46px; }

  /* Float Whats */
  .float-whats{ width:52px; height:52px; right:16px; bottom:16px; }
  .float-whats svg{ width:24px; height:24px; }
}

/* ============================================================
   ACESSIBILIDADE & PRINT
============================================================ */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{ animation:none !important; transition:none !important; scroll-behavior:auto !important; }
}
:focus-visible{
  outline:3px solid var(--verde-folha-2);
  outline-offset:3px; border-radius:8px;
}

/* ============================================================
   PROVA SOCIAL — ÍCONE DE ZOOM (lupa) + cursor pointer
============================================================ */
.prova-item[data-lightbox]{ cursor:zoom-in; }
.prova-item .prova-zoom{
  position:absolute; top:10px; right:10px; z-index:2;
  width:34px; height:34px; border-radius:50%;
  background:rgba(255,255,255,.92); color:var(--azul-naval);
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 4px 12px rgba(14,58,92,.18);
  opacity:0; transform:translateY(-4px);
  transition:opacity .25s ease, transform .25s ease, background .25s ease;
}
.prova-item:hover .prova-zoom,
.prova-item:focus-within .prova-zoom{
  opacity:1; transform:translateY(0); background:#fff;
}
@media (max-width: 720px){
  .prova-item .prova-zoom{ opacity:1; transform:none; width:30px; height:30px; }
  .prova-item .prova-zoom svg{ width:15px; height:15px; }
}

/* ============================================================
   LIGHTBOX (modal de galeria)
============================================================ */
.lightbox{
  position:fixed; inset:0; z-index:100;
  display:flex; align-items:center; justify-content:center;
  padding:clamp(48px, 6vw, 80px) clamp(56px, 8vw, 110px);
  animation:lbFade .25s ease;
}
.lightbox[hidden]{ display:none; }
.lightbox-backdrop{
  position:absolute; inset:0;
  background:rgba(7,16,28,.92);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  cursor:zoom-out;
}
.lightbox-stage{
  position:relative; z-index:2;
  max-width:100%; max-height:100%;
  display:flex; flex-direction:column; align-items:center;
  gap:12px;
  pointer-events:none;
}
.lightbox-stage img{
  max-width:100%; max-height:calc(100vh - 180px);
  width:auto; height:auto; object-fit:contain;
  border-radius:10px;
  box-shadow:0 30px 60px rgba(0,0,0,.55);
  background:#0c1a2a;
  pointer-events:auto;
  animation:lbZoom .28s ease;
}
.lightbox-stage figcaption{
  color:#fff; font-size:.92rem; font-weight:600;
  text-align:center; max-width:760px;
  text-shadow:0 2px 8px rgba(0,0,0,.5);
  padding:0 12px;
}
.lightbox-counter{
  color:rgba(255,255,255,.7); font-size:.78rem; font-weight:600;
  letter-spacing:.14em; text-transform:uppercase;
}

.lightbox-close,
.lightbox-nav{
  position:absolute; z-index:3;
  background:rgba(255,255,255,.10);
  color:#fff; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer;
  transition:background .2s ease, transform .2s ease;
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
}
.lightbox-close:hover,
.lightbox-nav:hover{
  background:rgba(255,255,255,.22); transform:scale(1.05);
}
.lightbox-close{
  top:18px; right:18px;
  width:44px; height:44px;
}
.lightbox-nav{
  top:50%; transform:translateY(-50%);
  width:54px; height:54px;
}
.lightbox-nav:hover{ transform:translateY(-50%) scale(1.05); }
.lightbox-prev{ left:18px; }
.lightbox-next{ right:18px; }

@keyframes lbFade { from { opacity:0; } to { opacity:1; } }
@keyframes lbZoom { from { transform:scale(.95); opacity:0; } to { transform:scale(1); opacity:1; } }

body.lb-open{ overflow:hidden; }

/* Lightbox - Mobile */
@media (max-width: 720px){
  .lightbox{ padding:60px 12px 80px; }
  .lightbox-close{ top:12px; right:12px; width:40px; height:40px; }
  .lightbox-nav{
    width:42px; height:42px;
    top:auto; bottom:18px; transform:none;
  }
  .lightbox-nav:hover{ transform:scale(1.05); }
  .lightbox-prev{ left:auto; right:calc(50% + 30px); }
  .lightbox-next{ right:auto; left:calc(50% + 30px); }
  .lightbox-stage img{ max-height:calc(100vh - 200px); }
  .lightbox-stage figcaption{ font-size:.82rem; }
}