/* =============================================
   SST Class — Site Header (floating pill nav)
   Shared across all pages — v2 (novo padrão dark)
   ============================================= */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

/* ── Variables (overridable per page for accent) ── */
:root {
  --sh-nav-h:     64px;
  --sh-nav-gap:   14px;
  --sh-bg-void:   #050608;
  --sh-glass:     rgba(10,11,16,.6);
  --sh-glass-up:  rgba(8,9,13,.88);
  --sh-line:      rgba(255,255,255,.09);
  --sh-line-2:    rgba(255,255,255,.18);
  --sh-ink:       #f5f7fb;
  --sh-ink-dim:   #8e93a8;

  /* Accent — paleta única do site (mesma da página Médico Examinador) */
  --sh-accent:      #00e7f9;
  --sh-accent-2:    #6ff2ff;
  --sh-accent-dark: #00043c;
  --sh-accent-glow: rgba(0,231,249,.45);
  --sh-accent-ink:  #04121a;

  --sh-radius:      12px;
  --sh-radius-pill: 999px;
  --sh-trans:       .22s cubic-bezier(.4,0,.2,1);
}

/* ── Skip link ── */
.skip-link {
  position: absolute;
  top: -100px; left: 1rem;
  background: var(--sh-accent);
  color: #fff;
  padding: .6rem 1.1rem;
  border-radius: var(--sh-radius);
  font-size: .875rem;
  font-weight: 600;
  z-index: 9999;
  text-decoration: none;
  font-family: 'Inter', system-ui, sans-serif;
}
.skip-link:focus { top: .5rem; }

/* ── Nav wrapper (transparente até rolar — mesmo padrão das páginas novas) ── */
.sst-mainnav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  padding: 1.15rem 0;
  font-family: 'Inter', system-ui, sans-serif;
  border-bottom: 1px solid transparent;
  transition: background var(--sh-trans), border-color var(--sh-trans), padding var(--sh-trans), backdrop-filter var(--sh-trans);
}
.sst-mainnav.sh-scrolled {
  background: var(--sh-glass-up);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--sh-line);
  padding: .8rem 0;
}
.sst-mainnav .sh-container {
  max-width: 1200px;
  margin: 0 auto;
  height: var(--sh-nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.5rem;
}

.sh-nav-logo { display: flex; align-items: center; line-height: 0; flex-shrink: 0; }
.sh-nav-logo img { height: 28px; display: block; }

.sh-nav-links {
  display: flex;
  align-items: center;
  gap: .15rem;
}
.sh-nav-link {
  font-size: .875rem;
  font-weight: 500;
  color: var(--sh-ink-dim);
  padding: .55rem .9rem;
  border-radius: var(--sh-radius-pill);
  text-decoration: none;
  transition: color var(--sh-trans), background var(--sh-trans);
  position: relative;
  white-space: nowrap;
}
.sh-nav-link:hover { color: var(--sh-ink); background: rgba(255,255,255,.06); }
.sh-nav-link.sh-active {
  color: var(--sh-ink);
  background: rgba(255,255,255,.08);
}
.sh-nav-link.sh-active::after {
  content: '';
  position: absolute;
  bottom: 6px; left: 50%;
  transform: translateX(-50%);
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--sh-accent-2);
  box-shadow: 0 0 6px var(--sh-accent-2);
}

.sh-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
  font-weight: 700;
  color: var(--sh-accent-ink);
  background: var(--sh-accent);
  background-clip: padding-box;
  border: 0;
  padding: .6rem 1.2rem;
  border-radius: var(--sh-radius-pill);
  text-decoration: none;
  transition: transform var(--sh-trans), box-shadow var(--sh-trans), background var(--sh-trans);
  box-shadow: 0 2px 16px rgba(0,0,0,.35);
  flex-shrink: 0;
}
.sh-nav-cta:hover {
  transform: translateY(-1px);
  background: var(--sh-accent-2);
  box-shadow: 0 6px 24px var(--sh-accent-glow);
}
.sh-nav-cta svg { flex-shrink: 0; }

/* ── Hamburger ── */
.sh-hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  padding: .5rem;
  cursor: pointer;
  flex-shrink: 0;
}
.sh-hamburger span {
  display: block;
  width: 20px; height: 2px;
  background: var(--sh-ink);
  border-radius: 2px;
  transition: all var(--sh-trans);
}
.sh-hamburger.sh-open span:nth-child(1) { transform: rotate(45deg) translate(4px,5px); }
.sh-hamburger.sh-open span:nth-child(2) { opacity: 0; }
.sh-hamburger.sh-open span:nth-child(3) { transform: rotate(-45deg) translate(4px,-5px); }

/* ── Mobile menu (full panel) ── */
.sh-menu-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 997;
  background: rgba(2,3,6,.6);
  backdrop-filter: blur(2px);
}
.sh-menu-backdrop.sh-open { display: block; }

.sst-mobile-menu {
  display: none;
  flex-direction: column;
  gap: .25rem;
  position: fixed;
  top: calc(var(--sh-nav-gap) + var(--sh-nav-h) + 10px);
  left: 1.25rem; right: 1.25rem;
  background: var(--sh-glass-up);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border: 1px solid var(--sh-line-2);
  border-radius: 20px;
  padding: .75rem;
  z-index: 998;
  font-family: 'Inter', system-ui, sans-serif;
  box-shadow: 0 20px 48px rgba(0,0,0,.5);
}
.sst-mobile-menu.sh-open { display: flex; }
.sst-mobile-menu .sh-nav-link {
  padding: .85rem 1rem;
  display: block;
  border-radius: 12px;
  font-size: .95rem;
}
.sh-mobile-cta {
  margin-top: .4rem;
  display: block;
  text-align: center;
  font-weight: 700;
  font-size: .9rem;
  color: var(--sh-accent-ink);
  background: var(--sh-accent);
  background-clip: padding-box;
  border: 0;
  padding: .9rem;
  border-radius: 12px;
  text-decoration: none;
}

/* ── Page offset ── */
.sh-page-offset { padding-top: calc(var(--sh-nav-h) + 2.4rem) !important; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .sh-nav-links { display: none; }
  .sh-hamburger { display: flex; }
  .sst-mainnav .sh-container { padding: 0 .5rem 0 1rem; }
}