/* =========================================================
   Laguna Systems — Folha de estilos
   Paleta: #260D33 #003F69 #106B87 #157A8C #B3ACA4
   ========================================================= */

:root {
  --plum:   #260D33;
  --navy:   #003F69;
  --teal-d: #106B87;
  --teal:   #157A8C;
  --sand:   #B3ACA4;

  --ink:     #260D33;
  --muted:   #5a5560;
  --line:    #e7e3ea;
  --bg:      #ffffff;
  --bg-alt:  #f6f4f8;

  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 18px 40px -18px rgba(38, 13, 51, 0.28);
  --shadow-sm: 0 6px 18px -8px rgba(38, 13, 51, 0.25);
  --container: 1180px;
  --font: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --display: 'Poppins', 'Segoe UI', system-ui, sans-serif;
}

/* ---------- Reset / base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, h5 { font-family: var(--display); line-height: 1.2; margin: 0 0 .5em; color: var(--plum); }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.ic { width: 24px; height: 24px; flex: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--display); font-weight: 600; font-size: 1rem;
  padding: .8rem 1.5rem; border-radius: 999px; border: 2px solid transparent;
  cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-sm { padding: .55rem 1.1rem; font-size: .92rem; }
.btn-primary { background: var(--teal); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--teal-d); }
.btn-outline { border-color: var(--teal); color: var(--teal-d); background: transparent; }
.btn-outline:hover { background: var(--teal); color: #fff; }
.btn-light { background: #fff; color: var(--plum); }
.btn-light:hover { background: var(--sand); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 72px; }
.brand img { height: 40px; width: auto; }
.main-nav { display: flex; gap: 1.6rem; }
.main-nav a {
  font-family: var(--display); font-weight: 500; color: var(--plum);
  position: relative; padding: .3rem 0;
}
.main-nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px;
  background: var(--teal); transition: right .25s ease;
}
.main-nav a:hover::after, .main-nav a.active::after { right: 0; }

.header-actions { display: flex; align-items: center; gap: .9rem; }
.lang-switch { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang-switch button {
  font-family: var(--display); font-weight: 600; font-size: .82rem;
  padding: .35rem .6rem; border: none; background: transparent; color: var(--muted); cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.lang-switch button:hover { color: var(--plum); }
.lang-switch button.is-active { background: var(--plum); color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--plum); border-radius: 2px; transition: .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--plum) 0%, var(--navy) 55%, var(--teal-d) 100%);
  color: #fff; padding: 5rem 0 7rem; overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 3rem; }
.hero-copy h1 { color: #fff; font-size: clamp(2.1rem, 4.5vw, 3.4rem); font-weight: 800; }
.eyebrow {
  display: inline-block; font-family: var(--display); font-weight: 600; letter-spacing: .5px;
  font-size: .82rem; text-transform: uppercase; color: var(--sand);
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
  padding: .4rem .9rem; border-radius: 999px; margin-bottom: 1.2rem;
}
.hero .lead { font-size: 1.15rem; color: #e8e6ec; max-width: 34rem; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 1rem; margin: 1.8rem 0 1.6rem; }
.hero .btn-outline { border-color: rgba(255,255,255,.6); color: #fff; }
.hero .btn-outline:hover { background: #fff; color: var(--plum); border-color: #fff; }
.hero-badges { list-style: none; display: flex; flex-wrap: wrap; gap: 1.4rem; padding: 0; margin: 0; }
.hero-badges li { display: flex; align-items: center; gap: .5rem; font-size: .92rem; color: #eceaf0; }
.hero-badges .ic { color: var(--sand); width: 20px; height: 20px; }
.hero-art img { filter: drop-shadow(0 30px 50px rgba(0,0,0,.35)); animation: float 6s ease-in-out infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

.wave-divider { position: absolute; left: 0; right: 0; bottom: -1px; line-height: 0; }
.wave-divider svg { width: 100%; height: 90px; display: block; }

/* ---------- Page hero (subpáginas) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--plum) 0%, var(--navy) 60%, var(--teal-d) 100%);
  color: #fff; padding: 3.5rem 0; text-align: center;
}
.page-hero h1 { color: #fff; font-size: clamp(1.9rem, 4vw, 2.8rem); font-weight: 800; margin-bottom: .3rem; }
.page-hero p { color: #e8e6ec; max-width: 40rem; margin: .5rem auto 0; font-size: 1.08rem; }
.page-hero .section-tag { background: rgba(255,255,255,.12); color: var(--sand); }

/* ---------- Home: cartões das áreas ---------- */
.home-area-card {
  display: flex; flex-direction: column; align-items: flex-start;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.home-area-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: transparent; }
.home-area-card .ic {
  width: 52px; height: 52px; padding: 13px; border-radius: 14px;
  color: #fff; background: linear-gradient(135deg, var(--teal), var(--navy)); margin-bottom: 1.1rem;
}
.home-area-card h3 { font-size: 1.25rem; margin-bottom: .5rem; }
.home-area-card p { color: var(--muted); margin: 0 0 1.1rem; }
.card-more {
  margin-top: auto; font-family: var(--display); font-weight: 600; color: var(--teal-d);
  display: inline-flex; align-items: center; gap: .35rem;
}
.card-more::after { content: "→"; transition: transform .18s ease; }
.home-area-card:hover .card-more::after { transform: translateX(4px); }

/* ---------- Sections ---------- */
.section { padding: 5.5rem 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 3rem; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.section-tag {
  display: inline-block; font-family: var(--display); font-weight: 600; text-transform: uppercase;
  letter-spacing: 1px; font-size: .78rem; color: var(--teal);
  background: rgba(21,122,140,.1); padding: .35rem .85rem; border-radius: 999px; margin-bottom: .9rem;
}
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1.1fr; align-items: center; gap: 3.5rem; }
.about-copy p { color: var(--muted); font-size: 1.05rem; }
.check-list { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: .8rem; }
.check-list li { display: flex; align-items: center; gap: .7rem; font-weight: 500; }
.check-list .ic { color: var(--teal); }

/* ---------- Feature groups ---------- */
.feature-group { margin-top: 3rem; }
.feature-group:first-of-type { margin-top: 0; }
.group-title {
  display: flex; align-items: center; gap: .7rem; font-size: 1.4rem;
  padding-bottom: .8rem; margin-bottom: 1.6rem; border-bottom: 2px solid var(--line);
}
.group-title .ic { color: var(--teal); width: 28px; height: 28px; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); gap: 1.2rem; }
.feature-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.5rem; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.section-alt .feature-card { background: #fff; }
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.feature-card .ic {
  width: 44px; height: 44px; padding: 10px; border-radius: 12px;
  color: #fff; background: linear-gradient(135deg, var(--teal), var(--navy)); margin-bottom: 1rem;
}
.feature-card h4 { font-size: 1.08rem; margin-bottom: .4rem; }
.feature-card p { color: var(--muted); font-size: .95rem; margin: 0; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--teal-d), var(--plum)); color: #fff; }
.cta-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
  padding: 3.2rem 24px; flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: .4rem; }
.cta-band p { color: #e9e7ee; max-width: 40rem; margin: 0; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.2rem; margin-bottom: 3rem; }
.contact-card {
  text-align: center; padding: 1.8rem 1rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.contact-card .ic {
  width: 52px; height: 52px; padding: 13px; margin: 0 auto .8rem; border-radius: 14px;
  color: var(--teal); background: rgba(21,122,140,.1);
}
.contact-card h4 { margin-bottom: .2rem; }
.contact-card p { color: var(--muted); margin: 0; font-size: .95rem; }

.contact-form {
  max-width: 680px; margin: 0 auto; background: var(--bg-alt);
  padding: 2rem; border-radius: var(--radius); border: 1px solid var(--line);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form label { display: block; margin-bottom: 1rem; font-weight: 500; font-size: .92rem; }
.contact-form label span { display: block; margin-bottom: .35rem; color: var(--plum); }
.contact-form input, .contact-form textarea {
  width: 100%; padding: .75rem .9rem; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-family: var(--font); font-size: 1rem; background: #fff; color: var(--ink); transition: border-color .15s ease, box-shadow .15s ease;
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(21,122,140,.15);
}
.contact-form textarea { resize: vertical; }
.form-note { margin: 1rem 0 0; color: var(--teal-d); font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer { background: var(--plum); color: #d9d4de; padding: 3.5rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.footer-brand img { height: 42px; margin-bottom: 1rem; }
.footer-brand p { max-width: 22rem; color: #b7b1bf; }
.site-footer h5 { color: #fff; font-size: .82rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 1rem; }
.footer-links { display: flex; flex-direction: column; gap: .55rem; }
.footer-links a:hover { color: var(--sand); }
.social-row { display: flex; gap: .7rem; }
.social-row a {
  width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px;
  background: rgba(255,255,255,.08); color: #fff; transition: background .15s ease, transform .15s ease;
}
.social-row a:hover { background: var(--teal); transform: translateY(-3px); }
.footer-bottom {
  margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.12);
  font-size: .88rem; color: #a49dad; text-align: center;
}

/* ---------- Reveal animation ---------- */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal].in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid, .about-grid { grid-template-columns: 1fr; }
  .hero-art { order: -1; max-width: 480px; margin: 0 auto; }
  .about-art { max-width: 420px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; gap: 0; background: #fff; border-bottom: 1px solid var(--line);
    padding: .5rem 24px 1rem; box-shadow: var(--shadow-sm);
    transform: translateY(-140%); transition: transform .3s ease; z-index: -1;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { padding: .9rem 0; border-bottom: 1px solid var(--line); }
  .main-nav a::after { display: none; }
  .header-actions .btn-primary { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 460px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}