/* ====== XPH Landing v2 (fundo branco, cabeçalho fixo) ====== */
*{box-sizing:border-box}
:root{
  --ink:#06183D;           /* azul escuro (fonte/links) */
  --ink-60:#26446F;
  --muted:#465c80;
  --primary:#1679D9;
  --primary-2:#2DB4FF;
  --surface:#ffffff;
  --card:#F7FAFF;
  --border:#E1ECF8;
  --shadow: 0 10px 30px rgba(6,24,61,.08);
  --ring: 0 0 0 8px rgba(22,121,217,.12);
}
html,body{height:100%}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, 'Helvetica Neue', Arial;
  color: var(--ink);
  background: var(--surface);
}

/* Header (fixo ao rolar) */
.header{
  position: fixed; top:0; left:0; right:0; z-index:60;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 10px rgba(6,24,61,.04);
}
.container{ width:min(1120px, 92vw); margin:0 auto; }
.header__wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding:.7rem 0;
}
.brand{ display:flex; align-items:center; gap:.6rem; color:var(--ink); text-decoration:none; font-weight:800; }
.nav__toggle{
  display:none; background:transparent; border:1px solid var(--border);
  padding:.45rem .7rem; border-radius:.6rem; color:var(--ink);
}
.nav__list{ list-style:none; display:flex; gap:1.1rem; margin:0; padding:0; }
.nav__list a{ color:var(--ink); text-decoration:none; font-weight:700; opacity:.9; }
.nav__list a:hover{ opacity:1; text-decoration: underline; text-underline-offset:.25rem; }

main{ padding-top:72px; } /* compensar header fixo */

/* Hero slider (sem gradiente de fundo) */
.hero{ position:relative; min-height: 72vh; }
.hero__slides{ position:relative; height:72vh; overflow:hidden; }
.slide{ position:absolute; inset:0; opacity:0; transition: opacity .5s ease; }
.slide.is-active{ opacity:1; }
.slide img{ width:100%; height:100%; object-fit:cover; display:block; }

.caption{
  position:absolute; left:5vw; top:50%; transform: translateY(-50%);
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(4px);
  color: var(--ink);
  border:1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: .9rem 1.1rem;
  max-width: min(600px, 86vw);
}
.caption h1{ margin:.1rem 0 .2rem; font-size: clamp(1.4rem, 3vw, 2.2rem); }
.caption p{ margin:0; color: var(--ink-60); }

/* Controles nas extremidades da página */
.ctrl{
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,.95); color: var(--ink);
  border: 1px solid var(--border);
  width: 46px; height: 46px; border-radius: 50%; font-size: 1.4rem; cursor:pointer;
  box-shadow: var(--shadow);
}
.ctrl--left{ left: min(10px, 2vw); }
.ctrl--right{ right: min(10px, 2vw); }

.hero__dots{ position:absolute; bottom:14px; left:50%; transform: translateX(-50%); display:flex; gap:.35rem; }
.hero__dots button{ width:8px; height:8px; border-radius:50%; border:none; background:#c9dffa; }
.hero__dots button[aria-selected="true"]{ background: var(--primary); width:22px; border-radius:999px; }

/* Sections */
.section{ padding: 72px 0; }
.section--alt{ background:#F9FBFF; border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.h2{ margin:0 0 .6rem; font-size: clamp(1.5rem, 2.3vw, 2rem); }
.section__lead{ color: var(--ink-60); margin-bottom: 1.2rem; }
.grid{ display:grid; gap:1rem; }
.grid--3{ grid-template-columns: repeat(3,1fr); }
.card{ background:#fff; border:1px solid var(--border); border-radius: 1rem; padding: 1rem; box-shadow: var(--shadow); }

/* Steps */
.steps{ counter-reset:s; display:grid; gap:.6rem; grid-template-columns: repeat(4,1fr); padding-left:0; }
.steps li{ list-style:none; background:#fff; border:1px solid var(--border); padding:.9rem; border-radius:.9rem; color: var(--ink-60); }
.steps li span{ display:inline-grid; place-items:center; width:26px; height:26px; background: linear-gradient(90deg,#2DB4FF,#1679D9); color:#fff; border-radius:50%; font-weight:800; margin-right:.5rem; }
.steps li{ display:flex; align-items:center; gap:.5rem; color:var(--ink); }

/* Plans (selecionáveis) */
.plans{ display:grid; grid-template-columns: repeat(3,1fr); gap:1rem; border:none; padding:0; margin:0; }
.sr-only{ position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:0; }
.plan{ background:#fff; border:2px solid var(--border); border-radius: 1rem; padding: 1rem; cursor:pointer; outline-offset:4px; box-shadow: var(--shadow); }
.plan:hover{ box-shadow: 0 12px 34px rgba(6,24,61,.12); }
.plan--featured{ border-color: #9cd3ff; }
.plan__title{ font-weight:800; font-size:1.05rem; color:var(--ink); }
.plan__price{ color: var(--primary); }
.plan__feat{ color: var(--ink-60); padding-left: 1.1rem; margin:.6rem 0 0; }
.plans__cta{ margin-top: 1rem; }

/* Buttons / form */
.btn{ display:inline-flex; align-items:center; gap:.5rem; border-radius:.8rem; padding:.8rem 1rem; font-weight:800; text-decoration:none; border:1px solid transparent; }
.btn--primary{ background: linear-gradient(90deg, var(--primary), var(--primary-2)); color:#fff; }
.btn--primary:hover{ filter:brightness(1.05); box-shadow: var(--ring); }

.contact{ display:grid; gap:2rem; grid-template-columns: 1.1fr .9fr; align-items:start; }
.form{ display:grid; gap:.7rem; }
.form input, .form textarea{
  width:100%; background:#fff; color:var(--ink);
  border:1px solid var(--border); border-radius:.7rem; padding:.8rem .9rem;
}
.form input:focus, .form textarea:focus{ outline:none; box-shadow: var(--ring); }
.form__note{ min-height:1.2rem; color: var(--ink-60); }
.zap-cta{ display:inline-flex; align-items:center; gap:.6rem; padding:.7rem 1rem; border-radius:.8rem; background:#fff; border:1px solid var(--border); text-decoration:none; color:var(--ink); }
.zap-dot{ width:10px; height:10px; border-radius:50%; background:#25D366; display:inline-block; }
.contact__list{ color: var(--ink-60); margin-top: 1rem; }

.footer{ border-top:1px solid var(--border); padding: 1rem 0; background:#fff; color: var(--ink-60); }

/* Responsive */
@media (max-width: 980px){
  .grid--3{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr 1fr; }
  .contact{ grid-template-columns: 1fr; }
  .nav__toggle{ display:inline-block; }
  .nav__list{ display:none; position:absolute; right:4vw; top:56px; background:#fff; border:1px solid var(--border); padding:.8rem; border-radius:.8rem; }
  .nav[data-open="true"] .nav__list{ display:flex; flex-direction:column; gap:.6rem; }
  .caption{ left:4vw; right:4vw; }
}

/* Selected plan visual state */
input[type="radio"]:checked + label.plan{
  border-color: var(--primary);
  box-shadow: 0 14px 38px rgba(22,121,217,.18);
  transform: translateY(-2px);
}
label.plan[aria-pressed="true"]{
  border-color: var(--primary);
  box-shadow: 0 14px 38px rgba(22,121,217,.18);
}
label.plan:focus-visible{
  outline: 3px solid var(--primary);
  outline-offset: 4px;
}