/* ============================================================
   Ótica Lebre — Sistema visual
   Paleta verde tradicional + tipografia clássica/credível
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Manrope:wght@300;400;500;600;700&display=swap');

:root {
  /* Verde da logo, derivado em escala */
  --green-900: #0f3d27;
  --green-800: #14502f;
  --green-700: #1c6840;   /* primary brand */
  --green-600: #267a4d;
  --green-500: #3a8d5f;
  --green-100: #e6efe9;
  --green-50:  #f3f7f4;

  /* Neutros quentes (sensação tradicional) */
  --ink-900: #1a1f1c;
  --ink-700: #3d4540;
  --ink-500: #6b7570;
  --ink-300: #aab0ac;
  --ink-200: #d6dad7;
  --paper:   #fbfaf6;     /* off-white quente */
  --paper-2: #f4f2eb;
  --white:   #ffffff;

  /* Acento dourado/areia discreto */
  --gold:    #b8964a;
  --gold-soft: #e9dcb8;

  /* Tipografia */
  --font-serif: 'Playfair Display', 'Cormorant Garamond', Georgia, serif;
  --font-sans:  'Manrope', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 14px;
  --r-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(15, 61, 39, 0.06), 0 1px 3px rgba(15, 61, 39, 0.05);
  --shadow-md: 0 4px 14px rgba(15, 61, 39, 0.08), 0 2px 6px rgba(15, 61, 39, 0.05);
  --shadow-lg: 0 18px 40px rgba(15, 61, 39, 0.12);

  --container: 1200px;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  font-family: var(--font-sans);
  color: var(--ink-900);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body { line-height: 1.55; font-weight: 400; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.12;
  margin: 0 0 0.4em;
  letter-spacing: -0.01em;
  color: var(--ink-900);
  text-wrap: balance;
}
h1 { font-size: clamp(2.2rem, 4.5vw, 4rem); font-weight: 500; }
h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }
p  { margin: 0 0 1em; color: var(--ink-700); text-wrap: pretty; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green-700);
  margin: 0 0 1.1rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 28px; height: 1px;
  background: var(--green-700);
  display: inline-block;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.container-narrow {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: clamp(64px, 9vw, 120px) 0; }

/* =============== HEADER / NAV =============== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(251, 250, 246, 0.92);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid rgba(26, 31, 28, 0.06);
}
.header-bar {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 32px;
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--green-700);
  display: grid; place-items: center;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; }
.brand-name {
  display: flex; flex-direction: column; line-height: 1;
}
.brand-name .name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ink-900);
}
.brand-name .tag {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-top: 4px;
}

.nav {
  display: flex; align-items: center; gap: 2px;
  flex: 1;
  justify-content: center;
}
.nav a {
  font-size: 0.94rem;
  color: var(--ink-700);
  padding: 11px 18px;
  border-radius: 999px;
  transition: color .2s, background .2s;
  font-weight: 500;
  white-space: nowrap;
}
.nav a:hover { color: var(--green-700); background: var(--green-50); }
.nav a.active {
  color: var(--green-800);
  background: var(--green-100);
}

.header-cta {
  display: flex; align-items: center; gap: 10px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  font-family: var(--font-sans);
  transition: transform .15s ease, box-shadow .2s, background .2s, color .2s;
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--green-700);
  color: var(--white);
  box-shadow: 0 6px 18px rgba(28, 104, 64, 0.25);
}
.btn-primary:hover {
  background: var(--green-800);
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(28, 104, 64, 0.32);
}
.btn-ghost {
  background: transparent;
  color: var(--ink-900);
  border: 1px solid var(--ink-200);
}
.btn-ghost:hover { border-color: var(--green-700); color: var(--green-700); }
.btn-light {
  background: var(--white);
  color: var(--green-800);
}
.btn-light:hover { background: var(--paper-2); }

.btn-arrow svg { transition: transform .2s; }
.btn-arrow:hover svg { transform: translateX(3px); }

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ink-200);
  border-radius: 999px;
  padding: 9px 14px;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--ink-900);
}

@media (max-width: 1100px) {
  .nav a { padding: 10px 12px; font-size: 0.88rem; }
}
@media (max-width: 980px) {
  .nav { display: none; position: absolute; top: 84px; left: 0; right: 0;
         background: var(--paper); flex-direction: column; padding: 16px;
         border-bottom: 1px solid var(--ink-200); gap: 0; }
  .nav.open { display: flex; }
  .nav a { width: 100%; padding: 14px 16px; border-radius: 8px; }
  .menu-toggle { display: inline-flex; }
  .header-cta .btn-primary { display: none; }
}

/* =============== FOOTER =============== */
.site-footer {
  background: var(--green-900);
  color: rgba(255,255,255,0.78);
  padding: 80px 0 32px;
}
.site-footer h4 {
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 0 0 18px;
}
.site-footer a { color: rgba(255,255,255,0.78); transition: color .2s; }
.site-footer a:hover { color: var(--white); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
  gap: 56px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand .brand-name .name { color: var(--white); }
.footer-brand .brand-name .tag { color: rgba(255,255,255,0.55); }
.footer-brand p {
  color: rgba(255,255,255,0.65);
  max-width: 320px;
  margin-top: 22px;
  font-size: 0.94rem;
}
.footer-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; font-size: 0.94rem; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  flex-wrap: wrap; gap: 16px;
}
.socials { display: flex; gap: 10px; }
.socials a {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: grid; place-items: center;
  transition: background .2s, border-color .2s;
}
.socials a:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.3); }
.socials svg { width: 18px; height: 18px; }

@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 540px) {
  .footer-grid { grid-template-columns: 1fr; }
}


/* =============== MOBILE GLOBAL =============== */
@media (max-width: 600px) {
  .container, .container-narrow { padding: 0 18px; }
  .header-bar { padding: 0 18px; gap: 12px; }
  section { padding: clamp(40px, 9vw, 64px) 0; }
  .site-footer { padding: 56px 0 28px; }
}

/* =============== UI helpers =============== */
.divider {
  height: 1px;
  background: var(--ink-200);
  margin: 0;
}
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--green-50);
  color: var(--green-800);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid var(--green-100);
}
.tag-chip .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green-600);
}

/* placeholder image with branded look */
.ph {
  background: var(--green-50);
  background-image:
    radial-gradient(circle at 30% 30%, rgba(28, 104, 64, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(184, 150, 74, 0.06) 0%, transparent 50%);
  position: relative;
  overflow: hidden;
  display: grid; place-items: center;
  color: var(--green-700);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.95rem;
}
.ph::after {
  content: '';
  position: absolute; inset: 16px;
  border: 1px solid rgba(28, 104, 64, 0.15);
  border-radius: inherit;
  pointer-events: none;
}
.ph-label {
  position: relative; z-index: 1;
  text-align: center;
  padding: 0 24px;
  opacity: 0.7;
}
.ph svg.ph-icon { opacity: 0.25; width: 64px; height: 64px; margin-bottom: 8px; }

/* simple reveal on scroll */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .8s ease, transform .8s ease;
}
[data-reveal].in {
  opacity: 1;
  transform: none;
}

/* ============================================================
   PAGE LAYOUT WITH CONTEXTUAL SIDEBAR
   Used by Produtos group + Prótese/Clínica group
   ============================================================ */
.page-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 56px;
  align-items: start;
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(48px, 6vw, 72px) 24px clamp(64px, 8vw, 100px);
}
.page-shell.reverse { grid-template-columns: 1fr 260px; }
.page-shell.reverse .page-sidebar { order: 2; }

.page-sidebar {
  position: sticky;
  top: 104px;
}
.sidebar-inner {
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: var(--r-lg);
  padding: 28px 24px;
}
.sidebar-eyebrow {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 14px;
}
.sidebar-current {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--green-800);
  line-height: 1.1;
  font-weight: 500;
  margin-bottom: 24px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--ink-200);
}
.sidebar-list {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 2px;
}
.sidebar-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-radius: var(--r-md);
  color: var(--ink-700);
  font-size: 0.95rem;
  font-weight: 500;
  transition: background .15s, color .15s, padding-left .15s;
}
.sidebar-list a:hover {
  background: var(--green-50);
  color: var(--green-800);
  padding-left: 16px;
}
.sidebar-list .arrow {
  color: var(--green-700);
  font-family: var(--font-serif);
  font-size: 0.95rem;
  transition: transform .15s;
}
.sidebar-list a:hover .arrow { transform: translateX(2px); }

.sidebar-cta {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid var(--ink-200);
}
.sidebar-cta p {
  font-size: 0.86rem;
  color: var(--ink-500);
  margin: 0 0 12px;
}

.page-content { min-width: 0; }
.page-content > section:first-child { padding-top: 0; }
.page-content section { padding: 0 0 clamp(48px, 6vw, 72px); }
.page-content section + section { border-top: 1px solid var(--ink-200); padding-top: clamp(48px, 6vw, 72px); }

/* page title */
.page-title {
  margin-bottom: 40px;
}
.page-title h1 {
  font-size: clamp(2rem, 3.6vw, 3rem);
  margin: 12px 0 0;
}
.page-title h1 em {
  color: var(--green-700);
  font-weight: 400;
}
.page-title p.lede {
  margin-top: 18px;
  font-size: 1.05rem;
  color: var(--ink-700);
  max-width: 640px;
}

/* breadcrumb */
.crumb {
  font-size: 0.84rem;
  color: var(--ink-500);
  margin-bottom: 24px;
}
.crumb a { color: var(--ink-700); }
.crumb a:hover { color: var(--green-700); }
.crumb .sep { margin: 0 8px; color: var(--ink-300); }

@media (max-width: 980px) {
  .page-shell { grid-template-columns: 1fr; gap: 24px; }
  .page-shell.reverse { grid-template-columns: 1fr; }
  .page-sidebar { position: static; }

  /* Compacta a sidebar contextual numa barra horizontal enxuta,
     para o conteúdo da página aparecer logo no topo ao trocar de página */
  .sidebar-inner { padding: 14px 16px; }
  .sidebar-eyebrow { margin-bottom: 0; }
  .sidebar-current { display: none; }
  .sidebar-cta { display: none; }
  .sidebar-list {
    grid-auto-flow: column;
    grid-auto-columns: max-content;
    overflow-x: auto;
    gap: 8px;
    margin-top: 12px;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .sidebar-list::-webkit-scrollbar { display: none; }
  .sidebar-list a {
    border: 1px solid var(--ink-200);
    border-radius: 999px;
    padding: 8px 14px;
    font-size: 0.86rem;
    white-space: nowrap;
  }
  .sidebar-list a:hover { padding-left: 14px; }
  .sidebar-list .arrow { display: none; }
}

/* ============================================================
   PROSE BLOCK — used in Curiosidades, Lentes, Dicas
   ============================================================ */
.prose h2 { margin-top: 1.6em; font-size: 1.7rem; }
.prose h3 { margin-top: 1.4em; font-size: 1.3rem; color: var(--green-800); }
.prose p { font-size: 1.02rem; line-height: 1.7; color: var(--ink-700); }
.prose ul { padding-left: 22px; color: var(--ink-700); line-height: 1.7; }
.prose li { margin: 6px 0; }
.prose strong { color: var(--ink-900); }
.prose .lead {
  font-size: 1.15rem;
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--green-800);
  line-height: 1.5;
  margin: 0 0 32px;
}
.prose .callout {
  background: var(--green-50);
  border: 1px solid var(--green-100);
  border-left: 3px solid var(--green-700);
  padding: 18px 22px;
  border-radius: var(--r-md);
  margin: 24px 0;
  color: var(--ink-900);
}
.prose .callout p { margin: 0; font-size: 0.96rem; }
.prose .callout strong { color: var(--green-800); }

/* Print niceties */
@media print {
  .site-header, .site-footer, .wa-float, .page-sidebar { display: none; }
}