/* =========================================================
   4-LAYOUT — Estruturas da página: contêiner, cabeçalho,
   hero, seções e rodapé. Sem cor de marca além dos tokens.
   ========================================================= */

/* ---------- Contêiner ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: max(24px, env(safe-area-inset-left)) max(24px, env(safe-area-inset-right));
}

/* ---------- Cabeçalho ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(24px);
  -webkit-backdrop-filter: saturate(140%) blur(24px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}

@supports not (background: color-mix(in srgb, #000 50%, transparent)) {
  .site-header {
    background: var(--bg);
  }
}

.site-header.is-stuck {
  border-bottom-color: var(--line-soft);
  box-shadow: 0 8px 24px -24px rgba(0, 0, 0, .55);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  height: var(--header-h);
  transition: height .25s ease;
}

.site-header.is-stuck .header-inner {
  height: 66px;
}

.brand {
  display: flex;
  align-items: center;
  gap: .62rem;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -.01em;
}

.brand-mark {
  width: 30px;
  height: 30px;
  color: var(--accent);
  flex: none;
}

.brand-mark svg {
  width: 100%;
  height: 100%;
}

.brand-text {
  font-family: var(--heading);
  font-size: 1.1rem;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: .6rem;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(76px, 11vw, 136px) 0 clamp(66px, 9vw, 106px);
}

.hero-pattern {
  position: absolute;
  inset: -12% 0;
  pointer-events: none;
  background-image: radial-gradient(var(--muted) .8px, transparent .8px);
  background-size: 24px 24px;
  opacity: .2;
  -webkit-mask-image: radial-gradient(ellipse at 75% 30%, #000, transparent 72%);
  mask-image: radial-gradient(ellipse at 75% 30%, #000, transparent 72%);
}

.hero-aurora {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: var(--glow-opacity);
}

.hero-aurora span {
  position: absolute;
  width: min(65vw, 700px);
  aspect-ratio: 1;
  top: -55%;
  right: -5%;
  border-radius: 50%;
  /* Radial suave evita filtros gigantes repintando no celular. */
  background: radial-gradient(circle, var(--accent), transparent 68%);
  animation: aurora-drift 22s ease-in-out infinite alternate;
}

.hero-aurora span:nth-child(2) {
  top: 5%;
  right: 18%;
  background: radial-gradient(circle, var(--accent-2), transparent 68%);
  animation-delay: -9s;
  animation-duration: 28s;
}

.hero-aurora span:nth-child(3) {
  top: -40%;
  right: 52%;
  animation-delay: -17s;
  animation-duration: 32s;
}

.availability {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .4rem .85rem;
  margin-bottom: 2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  font-size: .76rem;
  color: var(--ink-2);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  position: relative;
}

.status-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 1px solid var(--success);
  border-radius: inherit;
  animation: status-pulse 2.8s ease-out infinite;
}

.hero::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: min(var(--wrap), calc(100% - 48px));
  height: 1px;
  background: var(--line);
}

.hero-inner {
  position: relative;
  max-width: var(--wrap);
}

.hero-title {
  font-size: clamp(2.6rem, 5.8vw, 4.8rem);
  max-width: 960px;
  margin-bottom: 1.5rem;
}

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.18rem);
  color: var(--ink-2);
  max-width: 58ch;
  margin-bottom: 2.2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
}

@media (max-width: 520px) {
  .hero {
    padding-top: 58px;
  }
}

/* ---------- Seções ---------- */
.section {
  padding: clamp(66px, 8.5vw, 110px) 0;
}

.section-tint {
  background: var(--bg-tint);
  border-block: 1px solid var(--line-soft);
}

.section-head {
  max-width: 640px;
  margin-bottom: 3rem;
}

.section-sub {
  color: var(--muted);
  font-size: 1.05rem;
  margin-top: .9rem;
  max-width: 56ch;
}

.eyebrow {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 .95rem;
}

/* Grade da seção "Sobre" */
.about {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.about-text {
  min-width: 0;
}

.about-text h2 {
  margin-bottom: 1.4rem;
}

.about-text p {
  color: var(--ink-2);
  max-width: 56ch;
}

.about-side {
  display: grid;
  gap: .9rem;
}

/* Grade da seção "Contato" */
.contact {
  text-align: center;
}

.contact-head {
  max-width: 720px;
  margin: 0 auto 3.2rem;
}

.contact h2 {
  margin-bottom: 1.1rem;
}

.contact .section-sub {
  margin-inline: auto;
  margin-bottom: 2rem;
}

.socials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
  max-width: 760px;
  margin: 0 auto;
}

@media (max-width: 900px) {
  .about {
    grid-template-columns: 1fr;
  }

  .about-side {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
}

/* ---------- Rodapé ---------- */
.site-footer {
  border-top: 1px solid transparent;
  background: linear-gradient(var(--bg), var(--bg)) padding-box,
    linear-gradient(90deg, var(--line), var(--accent), var(--accent-2), var(--line)) border-box;
  padding: 2.6rem 0 max(2.6rem, env(safe-area-inset-bottom));
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .7rem;
}

.footer-brand {
  font-family: var(--heading);
  font-size: 1.05rem;
  margin: 0;
}

.footer-note,
.footer-copy {
  margin: 0;
  font-size: .86rem;
  color: var(--muted);
}

.footer-copy {
  font-variant-numeric: tabular-nums;
}

@media (max-width: 520px) {
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* CTA final: base opaca para manter contraste sob o brilho. */
.contact-panel {
  max-width: none;
  padding: clamp(2rem, 6vw, 4.5rem) clamp(1.1rem, 4vw, 3rem) 2rem;
  border: 1px solid transparent;
  border-radius: 28px;
  background: linear-gradient(var(--bg-tint), var(--bg-tint)) padding-box,
    var(--gradient) border-box;
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.contact-panel::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -40% 10% 20%;
  background: radial-gradient(ellipse, var(--accent-2), transparent 65%);
  opacity: var(--glow-opacity);
  pointer-events: none;
}

@media (max-width: 520px) {
  .header-inner { gap: .5rem; }
  .header-tools { margin-left: auto; gap: .35rem; }
  .brand { gap: .35rem; }
  .brand-text { font-size: .95rem; }
  .brand-mark { width: 24px; height: 24px; }
  .hero-title br { display: none; }
  .hero-aurora span { width: 100vw; top: -10%; }
  .email-address { font-size: .8rem; padding-inline: .8rem; }
}