/* =====================================================
   KARINE ALBERTINO — Dermatologia
   Design System + Components
   ===================================================== */

/* ============================================
   1. TOKENS
   ============================================ */
:root {
  /* Cores extraídas da logo */
  --color-bg:          #0a0806;
  --color-bg-soft:     #120d0a;
  --color-surface:     #1b130e;
  --color-surface-2:   #241811;
  --color-mauve:       #B8860B;
  --color-mauve-dark:  #6E4A3A;
  --color-mauve-light: #e7c873;
  --color-sand:        #c79a3a;
  --color-sand-light:  #d8a72b;
  --color-cream:       #e7c873;
  --color-paper:       #E3D9C6;
  --color-paper-dim:   #cfc3aa;
  --color-text:        #E3D9C6;
  --color-text-dim:    rgba(227, 217, 198, 0.72);
  --color-text-muted:  rgba(227, 217, 198, 0.55);
  --color-text-faint:  rgba(227, 217, 198, 0.35);
  --color-line:        rgba(227, 217, 198, 0.12);
  --color-line-strong: rgba(227, 217, 198, 0.2);

  --font-display: 'Fraunces', 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  --ease-out-soft: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out:   cubic-bezier(0.65, 0, 0.35, 1);

  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --header-h: 76px;
  --max-w: 1240px;
}

/* ============================================
   2. RESET / BASE
   ============================================ */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  background-image:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(168, 133, 154, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 100%, rgba(196, 168, 138, 0.06) 0%, transparent 60%);
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul, ol { list-style: none; }

::selection { background: var(--color-mauve); color: var(--color-bg); }

.grain {
  position: fixed; inset: 0; pointer-events: none;
  opacity: 0.04; z-index: 1; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.5 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */
.eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-mauve-light);
}

.display {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--color-paper);
}
.display .italic { font-style: italic; font-weight: 300; color: var(--color-mauve-light); }

h2.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--color-paper);
}
h2.section-title .italic { font-style: italic; color: var(--color-mauve-light); font-weight: 300; }

h3.subsection-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-paper);
}

.lede {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  color: var(--color-text-dim);
  line-height: 1.5;
}

.muted { color: var(--color-text-dim); }

/* ============================================
   4. BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1.7rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.4s var(--ease-out-soft);
  white-space: nowrap;
  text-align: center;
  justify-content: center;
}
.btn--primary {
  background: var(--color-mauve);
  color: var(--color-bg);
}
.btn--primary:hover {
  background: var(--color-mauve-light);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -8px rgba(168, 133, 154, 0.4);
}
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-line-strong);
}
.btn--ghost:hover {
  background: rgba(227, 217, 198, 0.04);
  border-color: var(--color-mauve-light);
  color: var(--color-mauve-light);
}
.btn--sm { padding: 0.6rem 1.2rem; font-size: 0.82rem; }
.btn--lg { padding: 1.1rem 2rem; font-size: 0.95rem; }

/* ============================================
   5. HEADER / NAV
   ============================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 100;
  transition: background 0.4s var(--ease-out-soft), backdrop-filter 0.4s var(--ease-out-soft), border-color 0.4s var(--ease-out-soft);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(26, 20, 22, 0.78);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom-color: var(--color-line);
}

.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.site-header__brand {
  display: flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.site-header__brand img { width: 38px; height: 38px; }
.site-header__brand span .italic { font-style: italic; color: var(--color-mauve-light); }

.site-nav {
  display: flex; align-items: center; gap: var(--space-lg);
}
.site-header__auth { display: flex; align-items: center; gap: 0.6rem; }
.site-nav__list { display: flex; gap: 1.8rem; }
.site-nav__list a {
  font-size: 0.86rem;
  color: var(--color-text-dim);
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: color 0.3s var(--ease-out-soft);
  position: relative;
  padding: 4px 0;
}
.site-nav__list a:hover { color: var(--color-paper); }
.site-nav__list a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 1px;
  background: var(--color-mauve-light);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-out-soft);
}
.site-nav__list a:hover::after { transform: scaleX(1); transform-origin: left; }

.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  position: relative;
  z-index: 110;
}
.menu-toggle span {
  position: absolute;
  left: 8px; right: 8px;
  height: 1.5px;
  background: var(--color-paper);
  transition: all 0.4s var(--ease-out-soft);
}
.menu-toggle span:nth-child(1) { top: 14px; }
.menu-toggle span:nth-child(2) { top: 20px; }
.menu-toggle span:nth-child(3) { top: 26px; }
.menu-toggle.is-open span:nth-child(1) { top: 20px; transform: rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { top: 20px; transform: rotate(-45deg); }

/* ============================================
   6. HERO
   ============================================ */
.hero {
  padding-top: calc(var(--header-h) + var(--space-xl));
  padding-bottom: var(--space-2xl);
  position: relative;
  z-index: 2;
  overflow: hidden;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-xl);
  align-items: center;
}
.hero__content > * + * { margin-top: var(--space-md); }
.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6.5vw, 5rem);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.025em;
}
.hero__title .italic { font-style: italic; color: var(--color-mauve-light); font-weight: 300; }
.hero__title .line { display: block; }

.hero__lede {
  font-size: 1.1rem;
  color: var(--color-text-dim);
  max-width: 38ch;
  line-height: 1.55;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg) !important;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-xl) !important;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-line);
}
.hero__trust-item {
  display: flex;
  flex-direction: column;
}
.hero__trust-item strong {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--color-sand);
  line-height: 1;
}
.hero__trust-item span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 4px;
}

/* Hero artwork — SVG abstrato */
.hero__art {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1.05;
  max-width: 520px;
  margin-left: auto;
}
.hero__art svg {
  width: 100%; height: 100%;
  filter: drop-shadow(0 30px 60px rgba(168, 133, 154, 0.18));
}
.hero__art-bg {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(168, 133, 154, 0.18) 0%, transparent 70%);
  z-index: -1;
  filter: blur(40px);
}

/* ============================================
   7. SECTION BASE
   ============================================ */
.section {
  padding: var(--space-2xl) 0;
  position: relative;
  z-index: 2;
}
.section--soft { background: var(--color-bg-soft); }
.section__head {
  max-width: 680px;
  margin-bottom: var(--space-xl);
}
.section__head > * + * { margin-top: var(--space-md); }
.section__head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ============================================
   8. ABOUT
   ============================================ */
.about__grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-xl);
  align-items: center;
}
.about__visual {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    radial-gradient(ellipse at 30% 30%, rgba(168, 133, 154, 0.35), transparent 60%),
    radial-gradient(ellipse at 70% 80%, rgba(196, 168, 138, 0.25), transparent 60%),
    linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-soft) 100%);
  border: 1px solid var(--color-line);
}
.about__visual svg { width: 100%; height: 100%; opacity: 0.92; }

.about__content > * + * { margin-top: var(--space-md); }
.about__bio { font-size: 1.05rem; color: var(--color-text-dim); }
.about__bio + .about__bio { margin-top: var(--space-sm); }

.credentials {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-lg) !important;
}
.credential {
  padding: var(--space-md);
  background: rgba(227, 217, 198, 0.03);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  transition: all 0.4s var(--ease-out-soft);
}
.credential:hover {
  border-color: var(--color-mauve-light);
  background: rgba(168, 133, 154, 0.06);
  transform: translateY(-2px);
}
.credential__icon {
  width: 32px; height: 32px;
  color: var(--color-sand);
  margin-bottom: 0.75rem;
}
.credential__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-paper);
  margin-bottom: 0.25rem;
  line-height: 1.2;
}
.credential__desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ============================================
   9. APPROACH — Dermatologia interativo
   ============================================ */
.approach {
  background: var(--color-bg-soft);
  position: relative;
  overflow: hidden;
}
.approach::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(168, 133, 154, 0.08), transparent 70%);
  pointer-events: none;
}

.constellation {
  position: relative;
  margin-top: var(--space-xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  z-index: 2;
}

.constellation__diagram {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 520px;
  margin: 0 auto;
  width: 100%;
}
.constellation__diagram svg {
  width: 100%; height: 100%;
  overflow: visible;
}

.pillar-node {
  cursor: pointer;
  transition: transform 0.5s var(--ease-out-soft);
  transform-origin: center;
}
.pillar-node:hover { transform: scale(1.08); }
.pillar-node circle.bg {
  fill: var(--color-surface);
  stroke: var(--color-line-strong);
  stroke-width: 1;
  transition: all 0.4s var(--ease-out-soft);
}
.pillar-node text {
  fill: var(--color-paper);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  text-anchor: middle;
  pointer-events: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.pillar-node.is-active circle.bg {
  fill: var(--color-mauve);
  stroke: var(--color-mauve-light);
}
.pillar-node.is-active text { fill: var(--color-bg); }

.constellation__center circle {
  fill: var(--color-mauve);
  filter: drop-shadow(0 0 24px rgba(168, 133, 154, 0.5));
}
.constellation__center text {
  fill: var(--color-bg);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 13px;
  font-weight: 400;
  text-anchor: middle;
}
.constellation__line {
  stroke: var(--color-line);
  stroke-width: 1;
  stroke-dasharray: 3, 4;
  transition: stroke 0.4s var(--ease-out-soft);
}
.constellation__line.is-active { stroke: var(--color-mauve-light); }

.constellation__panel {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  min-height: 300px;
  position: relative;
}
.pillar-content { display: none; }
.pillar-content.is-active { display: block; animation: fadeUp 0.5s var(--ease-out-soft); }
.pillar-content__label {
  font-size: 0.72rem;
  color: var(--color-mauve-light);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-weight: 500;
}
.pillar-content__title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
  font-style: italic;
  color: var(--color-paper);
  margin: 0.75rem 0 1rem;
  line-height: 1.15;
}
.pillar-content__desc {
  color: var(--color-text-dim);
  font-size: 1rem;
  line-height: 1.6;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   10. STEPS — Como funciona
   ============================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
  counter-reset: step;
}
.step {
  position: relative;
  padding: var(--space-lg) var(--space-md);
  background: rgba(227, 217, 198, 0.03);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  transition: all 0.5s var(--ease-out-soft);
}
.step:hover {
  border-color: var(--color-mauve-light);
  background: rgba(168, 133, 154, 0.05);
  transform: translateY(-4px);
}
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2.2rem;
  color: var(--color-sand);
  font-weight: 300;
  display: block;
  margin-bottom: var(--space-sm);
  line-height: 1;
}
.step__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-paper);
  margin-bottom: 0.5rem;
}
.step__desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ============================================
   11. ONLINE — Atendimento Online
   ============================================ */
.online {
  background: linear-gradient(135deg, var(--color-bg-soft) 0%, var(--color-bg) 100%);
}
.online__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}
.online__list { margin-top: var(--space-lg); }
.online__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-line);
}
.online__list li:last-child { border-bottom: none; }
.online__list .icon {
  flex-shrink: 0;
  width: 22px; height: 22px;
  color: var(--color-mauve-light);
  margin-top: 2px;
}
.online__list strong {
  color: var(--color-paper);
  font-weight: 500;
  display: block;
  margin-bottom: 2px;
}
.online__list span {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.online__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(168, 133, 154, 0.25), transparent 65%),
    radial-gradient(ellipse at 80% 70%, rgba(196, 168, 138, 0.18), transparent 60%),
    var(--color-surface);
  border: 1px solid var(--color-line);
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.online__visual svg { width: 90%; }

/* ============================================
   12. FAQ
   ============================================ */
.faq__list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--color-line);
}
.faq-item__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--color-paper);
  transition: color 0.3s var(--ease-out-soft);
}
.faq-item__btn:hover { color: var(--color-mauve-light); }
.faq-item__icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  position: relative;
  transition: transform 0.4s var(--ease-out-soft);
}
.faq-item__icon::before,
.faq-item__icon::after {
  content: '';
  position: absolute;
  background: var(--color-mauve-light);
  border-radius: 1px;
  transition: transform 0.4s var(--ease-out-soft);
}
.faq-item__icon::before { left: 0; right: 0; top: 50%; height: 1.5px; margin-top: -0.75px; }
.faq-item__icon::after  { top: 0; bottom: 0; left: 50%; width: 1.5px; margin-left: -0.75px; }
.faq-item.is-open .faq-item__icon::after { transform: scaleY(0); }

.faq-item__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease-in-out);
}
.faq-item__panel-inner {
  padding: 0 0 var(--space-md);
  color: var(--color-text-dim);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 90%;
}

/* ============================================
   13. BLOG (placeholder)
   ============================================ */
.blog__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}
.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.5s var(--ease-out-soft);
}
.blog-card:hover {
  border-color: var(--color-mauve-light);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -16px rgba(0, 0, 0, 0.4);
}
.blog-card__cover {
  aspect-ratio: 16 / 10;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.blog-card__cover::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(26, 20, 22, 0.6) 100%);
  pointer-events: none;
}
.blog-card__cover svg.cover-art {
  width: 60%;
  height: 60%;
  opacity: 0.9;
  position: relative;
  z-index: 1;
}
.blog-card__cover--1 {
  background:
    radial-gradient(ellipse at 30% 30%, rgba(168, 133, 154, 0.9), transparent 70%),
    radial-gradient(ellipse at 80% 80%, rgba(196, 168, 138, 0.6), transparent 60%),
    linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-soft) 100%);
}
.blog-card__cover--2 {
  background:
    radial-gradient(ellipse at 70% 40%, rgba(196, 168, 138, 0.85), transparent 65%),
    radial-gradient(ellipse at 20% 80%, rgba(168, 133, 154, 0.6), transparent 60%),
    linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-soft) 100%);
}
.blog-card__cover--3 {
  background:
    radial-gradient(ellipse at 50% 25%, rgba(232, 213, 188, 0.55), transparent 60%),
    radial-gradient(ellipse at 50% 85%, rgba(168, 133, 154, 0.7), transparent 65%),
    linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-soft) 100%);
}
.blog-card__badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.35rem 0.7rem;
  background: rgba(26, 20, 22, 0.7);
  border: 1px solid var(--color-line-strong);
  border-radius: var(--radius-pill);
  color: var(--color-paper);
  backdrop-filter: blur(10px);
}
.blog-card__body { padding: var(--space-md); }
.blog-card__meta {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.blog-card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-paper);
  line-height: 1.25;
  margin-bottom: 0.5rem;
}
.blog-card__excerpt {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ============================================
   14. CTA SECTION
   ============================================ */
.cta {
  text-align: center;
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 50% at 50% 50%, rgba(168, 133, 154, 0.18), transparent 70%);
  z-index: -1;
}
.cta__inner { max-width: 680px; margin: 0 auto; }
.cta__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-paper);
}
.cta__title .italic { font-style: italic; color: var(--color-mauve-light); font-weight: 300; }
.cta__lede {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--color-text-dim);
  margin-top: var(--space-md);
  line-height: 1.5;
}
.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-lg);
}

/* ============================================
   15. FOOTER
   ============================================ */
.site-footer {
  background: var(--color-bg-soft);
  border-top: 1px solid var(--color-line);
  padding: var(--space-xl) 0 var(--space-lg);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}
.site-footer__brand {
  display: flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}
.site-footer__brand img { width: 42px; height: 42px; }
.site-footer__brand .italic { font-style: italic; color: var(--color-mauve-light); }

.site-footer__about {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  max-width: 32ch;
  line-height: 1.55;
}

.site-footer h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  font-style: italic;
  color: var(--color-paper);
  margin-bottom: var(--space-md);
  letter-spacing: 0.01em;
}
.site-footer__col ul li { margin-bottom: 0.7rem; }
.site-footer__col a {
  color: var(--color-text-muted);
  font-size: 0.88rem;
  transition: color 0.3s var(--ease-out-soft);
}
.site-footer__col a:hover { color: var(--color-mauve-light); }

.site-footer__contact a { display: flex; align-items: center; gap: 0.5rem; }
.site-footer__contact .icon { width: 16px; height: 16px; flex-shrink: 0; }

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-line);
  font-size: 0.78rem;
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
}

/* ============================================
   16. WHATSAPP FLOATING BUTTON
   ============================================ */
.wa-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
  transition: all 0.4s var(--ease-out-soft);
}
.wa-float:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 14px 40px rgba(37, 211, 102, 0.5);
}
.wa-float svg { width: 28px; height: 28px; color: #fff; }
.wa-float::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid #25D366;
  opacity: 0;
  animation: waPulse 2.4s var(--ease-out-soft) infinite;
}
@keyframes waPulse {
  0%   { opacity: 0.5; transform: scale(0.9); }
  100% { opacity: 0;   transform: scale(1.5); }
}

/* ============================================
   17. REVEAL ON SCROLL
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1s var(--ease-out-soft), transform 1s var(--ease-out-soft);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal[data-delay="100"] { transition-delay: 0.1s; }
.reveal[data-delay="200"] { transition-delay: 0.2s; }
.reveal[data-delay="300"] { transition-delay: 0.3s; }
.reveal[data-delay="400"] { transition-delay: 0.4s; }

/* ============================================
   18. RESPONSIVE
   ============================================ */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .hero__art { max-width: 420px; margin: 0 auto; }
  .about__grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .about__visual { max-width: 480px; margin: 0 auto; }
  .constellation { grid-template-columns: 1fr; }
  .online__grid { grid-template-columns: 1fr; }
  .online__visual { max-width: 480px; margin: 0 auto; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .blog__grid { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
}

@media (max-width: 720px) {
  :root { --space-2xl: 4.5rem; --space-3xl: 6rem; }

  .site-nav__list { display: none; }
  .menu-toggle { display: block; }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: var(--color-bg);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-lg);
    transform: translateX(100%);
    transition: transform 0.5s var(--ease-out-soft);
    padding: var(--space-xl);
  }
  .site-nav.is-open { transform: translateX(0); }
  .site-nav.is-open .site-nav__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
  }
  .site-nav.is-open .site-nav__list a {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-paper);
  }
  .site-nav .btn { width: 100%; max-width: 280px; }

  .hero__trust { gap: var(--space-md); }
  .hero__trust-item strong { font-size: 1.3rem; }
  .credentials { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; gap: var(--space-xs); text-align: center; }

  .wa-float { bottom: 18px; right: 18px; width: 54px; height: 54px; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { width: 100%; }
  .cta__actions { flex-direction: column; align-items: stretch; }
  .cta__actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}