/* =============================================
   Curso Peeling Estético — Design System
   Direção: editorial clínico · premium · acolhedor
   Tipografia: Italiana + Instrument Sans
   Assinatura: slider antes/depois + linha champagne
   ============================================= */

:root {
  --porcelain: #FFFCFA;
  --linen: #FAF6F2;
  --sand: #EDE4DA;
  --blush: #C4A09C;
  --blush-soft: #E8DAD6;
  --cocoa: #4E3D36;
  --espresso: #2A211C;
  --champagne: #B8956B;
  --champagne-light: #D4BC96;
  --text: #524640;
  --text-muted: #8A7B73;
  --surface-dark: #2A211C;
  --surface-dark-soft: #3D322C;

  --shadow-sm: 0 2px 12px rgba(42, 33, 28, 0.05);
  --shadow-md: 0 8px 32px rgba(42, 33, 28, 0.08);
  --shadow-lg: 0 20px 60px rgba(42, 33, 28, 0.12);

  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 16px;

  --font-display: 'Italiana', Georgia, serif;
  --font-body: 'Instrument Sans', system-ui, sans-serif;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.35s;
  --header-h: 76px;
  --top-bar-h: 42px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + var(--top-bar-h) + 20px);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--porcelain);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-top: var(--top-bar-h);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }

:focus-visible {
  outline: 2px solid var(--champagne);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 1000;
  padding: 0.75rem 1.25rem;
  background: var(--espresso);
  color: var(--porcelain);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(1120px, 90%);
  margin-inline: auto;
}

.container--narrow {
  width: min(760px, 90%);
}

/* ---- Top Bar ---- */
.top-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 110;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--top-bar-h);
  background: var(--espresso);
  color: var(--sand);
  text-align: center;
  padding: 0 1rem;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
}

.top-bar p {
  line-height: 1.25;
}

.top-bar strong {
  color: var(--champagne-light);
  font-weight: 500;
}

/* ---- Header ---- */
.header {
  position: sticky;
  top: var(--top-bar-h);
  z-index: 100;
  background: rgba(255, 252, 250, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(237, 228, 218, 0.8);
  height: var(--header-h);
  transition: box-shadow var(--duration) var(--ease-out);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 2rem;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  color: var(--espresso);
  white-space: nowrap;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav a {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--duration);
  position: relative;
  padding-bottom: 4px;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--champagne);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease-out);
}

.nav a:hover {
  color: var(--cocoa);
}

.nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header__cta { flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--cocoa);
  transition: var(--duration);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 0;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
  text-align: center;
}

.btn--primary {
  background: var(--cocoa);
  color: var(--porcelain);
  border-color: var(--cocoa);
}

.btn--pulse {
  animation: cta-pulse 1.9s ease-in-out infinite;
  box-shadow: 0 0 0 0 rgba(184, 149, 107, 0.45);
}

.btn--primary:hover {
  background: var(--espresso);
  border-color: var(--espresso);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

@keyframes cta-pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(184, 149, 107, 0.4);
  }
  50% {
    transform: scale(1.03);
    box-shadow: 0 0 0 14px rgba(184, 149, 107, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(184, 149, 107, 0);
  }
}

.btn--outline {
  background: transparent;
  color: var(--cocoa);
  border-color: var(--cocoa);
}

.btn--outline:hover {
  background: var(--cocoa);
  color: var(--porcelain);
}

.btn--sm {
  min-height: 40px;
  padding: 0.5rem 1.25rem;
  font-size: 0.75rem;
}

.btn--lg {
  min-height: 54px;
  padding: 1rem 2.75rem;
  font-size: 0.8125rem;
}

/* ---- Sections ---- */
.section {
  padding: clamp(4rem, 10vw, 7rem) 0;
  position: relative;
}

.section--alt { background: var(--linen); }

.section--dark {
  background: var(--surface-dark);
  color: var(--sand);
}

.section--bonus {
  background: linear-gradient(160deg, var(--linen) 0%, var(--sand) 100%);
}

.section--offer { background: var(--linen); }

.section--final {
  background: var(--porcelain);
  text-align: center;
  border-top: 1px solid var(--sand);
}

.section-label {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 1.25rem;
}

.section-label--light { color: var(--champagne-light); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  color: var(--espresso);
  letter-spacing: 0.02em;
}

.section--dark h2 { color: var(--porcelain); }

h1 {
  font-size: clamp(2.25rem, 5.5vw, 3.75rem);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  margin-bottom: 1.25rem;
}

h3 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.625rem;
}

.section-intro {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 640px;
  margin-bottom: 3rem;
  line-height: 1.75;
}

.section-intro--light { color: var(--blush-soft); }

.section-intro--small {
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

.section-cta {
  text-align: center;
  margin-top: 3.5rem;
}

.eyebrow {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--blush);
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
  line-height: 1.6;
  max-width: 36ch;
}

/* ---- Scroll Reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay { transition-delay: 0.15s; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---- Hero ---- */
.hero {
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(4rem, 10vw, 7rem);
  background: var(--porcelain);
  position: relative;
  overflow: hidden;
}

.hero__accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 55%;
  background: linear-gradient(180deg, var(--champagne) 0%, transparent 100%);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.hero__sub {
  font-size: 1.0625rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 52ch;
  line-height: 1.75;
}

.hero__benefits { margin-bottom: 2.25rem; }

.hero__benefits li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
  font-size: 0.9375rem;
  color: var(--text);
}

.hero__benefits li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 1px;
  background: var(--champagne);
}

.hero__trust {
  margin-top: 1.25rem;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.hero__photo-wrap {
  position: relative;
}

.hero__photo-frame {
  position: absolute;
  inset: -12px -12px 12px 12px;
  border: 1px solid var(--champagne);
  opacity: 0.35;
  pointer-events: none;
}

.hero__photo {
  aspect-ratio: 3/4;
  background: linear-gradient(155deg, var(--sand) 0%, var(--blush-soft) 100%);
  overflow: hidden;
  position: relative;
}

.photo-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--cocoa);
  padding: 2rem;
  line-height: 1.65;
}

.photo-placeholder small {
  margin-top: 0.5rem;
  font-size: 0.6875rem;
  opacity: 0.65;
  letter-spacing: 0.02em;
}

.hero__author {
  margin-top: 1.5rem;
  font-size: 0.875rem;
  text-align: center;
  color: var(--text-muted);
  line-height: 1.65;
}

.hero__author strong {
  color: var(--espresso);
  font-weight: 600;
}

/* ---- Pain Grid ---- */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--sand);
  border: 1px solid var(--sand);
  margin-bottom: 3rem;
}

.pain-card {
  background: var(--porcelain);
  padding: 1.75rem;
  border-left: 2px solid transparent;
  transition: all 0.4s var(--ease-out);
}

.pain-card:hover {
  border-left-color: var(--champagne);
  background: var(--linen);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.pain-card p {
  font-size: 0.9375rem;
  line-height: 1.65;
}

.highlight-box {
  padding: 2rem 0 0;
  border-top: 1px solid var(--sand);
}

.highlight-box p {
  font-size: 1.125rem;
  color: var(--cocoa);
  line-height: 1.75;
  max-width: 60ch;
}

.highlight-box strong {
  color: var(--espresso);
  font-weight: 600;
}

/* ---- Benefits Grid ---- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px;
  background: var(--sand);
  border: 1px solid var(--sand);
}

.benefit-card {
  background: var(--porcelain);
  padding: 2rem;
  transition: all 0.4s var(--ease-out);
}

.benefit-card:hover {
  background: var(--linen);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.benefit-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---- Before/After Slider (Signature) ---- */
.cases-grid {
  display: grid;
  gap: 3rem;
  margin-bottom: 3rem;
}

.case-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.case-card:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.ba-slider {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  cursor: ew-resize;
  user-select: none;
  touch-action: none;
  background: var(--surface-dark-soft);
}

.ba-slider__before,
.ba-slider__after {
  position: absolute;
  inset: 0;
}

.ba-slider__after {
  clip-path: inset(0 0 0 50%);
}

.compare-photo {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  padding: 1.5rem;
}

.compare-photo--before {
  background: linear-gradient(145deg, #3D322C 0%, #524640 100%);
  color: var(--sand);
}

.compare-photo--after {
  background: linear-gradient(145deg, #524640 0%, #6B5A52 100%);
  color: var(--champagne-light);
}

.ba-slider__label {
  position: absolute;
  bottom: 1rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  background: rgba(42, 33, 28, 0.75);
  color: var(--porcelain);
  backdrop-filter: blur(4px);
}

.ba-slider__label--before { left: 1rem; }
.ba-slider__label--after { right: 1rem; }

.ba-slider__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--porcelain);
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 2;
}

.ba-slider__handle svg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  padding: 6px;
  background: var(--porcelain);
  color: var(--cocoa);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
}

.ba-slider__input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  z-index: 3;
  margin: 0;
}

.case-card__info p {
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
  color: var(--sand);
  line-height: 1.65;
}

.case-card__info strong { color: var(--porcelain); }

.case-note {
  margin-top: 1rem !important;
  font-size: 0.75rem !important;
  font-style: italic;
  opacity: 0.65;
}

.disclaimer-box {
  padding: 1.75rem 2rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8125rem;
  color: var(--blush-soft);
  line-height: 1.7;
}

.disclaimer-box p + p { margin-top: 0.75rem; }

/* ---- Two Col ---- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.check-list li,
.x-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.875rem;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.check-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--champagne);
  border-radius: 50%;
}

.x-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--blush);
}

.not-for-box {
  background: var(--porcelain);
  padding: 2.5rem;
  border: 1px solid var(--sand);
}

.not-for-box h3 {
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
  color: var(--cocoa);
}

/* ---- Pillars ---- */
.pillars {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border: 1px solid var(--sand);
}

.pillar {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--sand);
  transition: all 0.4s var(--ease-out);
  cursor: default;
}

.pillar:last-child { border-right: none; }

.pillar:hover {
  background: var(--linen);
}

.pillar:hover .pillar__num {
  letter-spacing: 0.04em;
  color: var(--cocoa);
}

.pillar__num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--champagne);
  margin-bottom: 0.75rem;
  line-height: 1;
  transition: color 0.3s var(--ease-out), letter-spacing 0.3s var(--ease-out);
}

.pillar p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---- Modules ---- */
.modules {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--sand);
}

.module {
  background: var(--porcelain);
  border-bottom: 1px solid var(--sand);
}

.module:last-child { border-bottom: none; }

.module summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.375rem 1.75rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--espresso);
  transition: background var(--duration);
  min-height: 56px;
}

.module summary::-webkit-details-marker { display: none; }

.module summary:hover { background: var(--linen); }

.module__toggle::after {
  content: '+';
  font-size: 1.125rem;
  font-weight: 300;
  color: var(--champagne);
  transition: transform var(--duration);
}

.module[open] .module__toggle::after { content: '−'; }

.module__body {
  padding: 0 1.75rem 1.75rem;
  border-top: 1px solid var(--sand);
}

.module__body > p {
  margin: 1.25rem 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.module__body ul { padding-left: 1.25rem; }

.module__body li {
  list-style: disc;
  font-size: 0.8125rem;
  color: var(--text);
  margin-bottom: 0.375rem;
}

/* ---- Differentials ---- */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--sand);
}

.diff-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.25rem 1.75rem;
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--sand);
  border-right: 1px solid var(--sand);
  background: var(--porcelain);
}

.diff-item:nth-child(2n) { border-right: none; }

.diff-item span {
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: 0.55em;
  background: var(--champagne);
  border-radius: 50%;
}

/* ---- Bonus ---- */
.bonus-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px;
  background: var(--sand);
  border: 1px solid var(--sand);
}

.bonus-card {
  background: var(--porcelain);
  padding: 2rem;
  transition: all 0.4s var(--ease-out);
  border: 1px solid transparent;
}

.bonus-card:hover {
  background: var(--porcelain);
  border-color: var(--sand);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.bonus-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.65;
}

.bonus-value {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--champagne);
}

/* ---- Professional ---- */
.prof-grid {
  display: grid;
  grid-template-columns: minmax(280px, 380px) 1fr;
  gap: 4rem;
  align-items: start;
}

.prof-role {
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--champagne);
  margin-bottom: 1.75rem;
}

.prof-details { margin-bottom: 1.75rem; }

.prof-details li {
  margin-bottom: 0.625rem;
  font-size: 0.9375rem;
}

.prof-content > p {
  margin-bottom: 1.25rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.prof-quote {
  margin-top: 2.5rem;
  padding: 2rem 0 0;
  border-top: 1px solid var(--sand);
  font-family: var(--font-display);
  font-size: 1.375rem;
  line-height: 1.5;
  color: var(--cocoa);
}

.prof-quote cite {
  display: block;
  margin-top: 1rem;
  font-family: var(--font-body);
  font-style: normal;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ---- Format ---- */
.format-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--sand);
}

.format-item {
  padding: 1.75rem;
  background: var(--porcelain);
  border-bottom: 1px solid var(--sand);
  border-right: 1px solid var(--sand);
}

.format-item:nth-child(2n) { border-right: none; }

.format-item p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---- Testimonials ---- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--sand);
  border: 1px solid var(--sand);
}

.testimonial {
  background: var(--porcelain);
  padding: 2.5rem 2rem;
  transition: all 0.4s var(--ease-out);
}

.testimonial:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial__photo {
  width: 56px;
  height: 56px;
  background: var(--sand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.testimonial blockquote p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.testimonial footer {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.8125rem;
}

.testimonial footer strong {
  color: var(--espresso);
  font-weight: 600;
}

.testimonial__result {
  color: var(--champagne);
  font-size: 0.75rem;
  margin-top: 0.375rem;
}

/* ---- Offer ---- */
.offer-card {
  border: 1px solid var(--sand);
  overflow: hidden;
}

.offer-card__header {
  background: var(--espresso);
  color: var(--porcelain);
  padding: 3rem 2.5rem;
  text-align: center;
}

.offer-card__header h2 { color: var(--porcelain); }

.offer-card__header .section-label { color: var(--champagne-light); }

.offer-card__body {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
}

.offer-includes {
  padding: 2.5rem;
  background: var(--porcelain);
}

.offer-includes h3 { margin-bottom: 1.5rem; }

.offer-pricing {
  background: var(--linen);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-left: 1px solid var(--sand);
}

.offer-price-old {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.offer-price-current {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--espresso);
  margin: 0.5rem 0;
  line-height: 1;
}

.offer-installment {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.offer-note {
  margin-top: 1.25rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ---- Guarantee ---- */
.guarantee-box {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  padding: 2.5rem 0;
  border-top: 1px solid var(--sand);
  border-bottom: 1px solid var(--sand);
}

.guarantee-icon {
  flex-shrink: 0;
  color: var(--champagne);
}

.guarantee-box p {
  margin-bottom: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.guarantee-note {
  font-size: 0.8125rem;
  font-style: italic;
}

/* ---- FAQ ---- */
.faq-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--sand);
}

.faq-item {
  background: var(--porcelain);
  border-bottom: 1px solid var(--sand);
}

.faq-item:last-child { border-bottom: none; }

.faq-item summary {
  padding: 1.375rem 1.75rem;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--espresso);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 56px;
  transition: background var(--duration);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary:hover { background: var(--linen); }

.faq-item summary::after {
  content: '+';
  font-size: 1.125rem;
  font-weight: 300;
  color: var(--champagne);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-item[open] summary::after { content: '−'; }

.faq-item p {
  padding: 0 1.75rem 1.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---- Final CTA ---- */
.section--final h2 { margin-bottom: 1.5rem; }

.section--final > .container > p {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1.0625rem;
  max-width: 56ch;
  margin-inline: auto;
  line-height: 1.75;
}

.final-benefits {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 2rem;
  margin-bottom: 2.5rem;
}

.final-benefits li {
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--cocoa);
}

.final-benefits li::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--champagne);
  border-radius: 50%;
  margin-right: 0.5rem;
  vertical-align: middle;
}

.final-note {
  margin-top: 1.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

/* ---- Footer ---- */
.footer {
  background: var(--espresso);
  color: var(--sand);
  padding: 4rem 0 2rem;
}

.footer .logo {
  color: var(--porcelain);
  margin-bottom: 1rem;
  display: block;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__company {
  margin-top: 1.25rem;
  font-size: 0.8125rem;
  line-height: 1.8;
  opacity: 0.8;
}

.footer h4 {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--champagne-light);
  margin-bottom: 1.25rem;
}

.footer__links a,
.footer__social a {
  display: block;
  font-size: 0.875rem;
  margin-bottom: 0.625rem;
  opacity: 0.85;
  transition: opacity var(--duration);
}

.footer__links a:hover,
.footer__social a:hover { opacity: 1; }

.footer__legal {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
}

.footer__legal p {
  font-size: 0.75rem;
  line-height: 1.75;
  margin-bottom: 0.75rem;
  opacity: 0.75;
}

.footer__copy {
  margin-top: 1.5rem;
  opacity: 0.5;
}

/* ---- Floating CTA ---- */
.floating-cta {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  background: var(--cocoa);
  color: var(--porcelain);
  padding: 0.875rem 1.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: var(--shadow-lg);
  transition: all var(--duration) var(--ease-out);
  display: none;
  min-height: 48px;
  align-items: center;
}

.floating-cta:hover {
  background: var(--espresso);
  transform: translateY(-2px);
}

.floating-cta.is-visible { display: inline-flex; }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .pillars { grid-template-columns: repeat(3, 1fr); }
  .pillar:nth-child(3) { border-right: none; }
  .pillar:nth-child(4),
  .pillar:nth-child(5) { border-top: 1px solid var(--sand); }
  .testimonials { grid-template-columns: 1fr; }
}

@media (max-width: 960px) {
  .hero__grid,
  .two-col,
  .prof-grid,
  .offer-card__body,
  .case-card {
    grid-template-columns: 1fr;
  }

  .hero__visual {
    order: -1;
    max-width: 380px;
    margin-inline: auto;
  }

  .prof-photo { max-width: 320px; margin-inline: auto; }

  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }

  .guarantee-box { flex-direction: column; }

  .pillars { grid-template-columns: 1fr; }
  .pillar {
    border-right: none;
    border-bottom: 1px solid var(--sand);
  }
  .pillar:last-child { border-bottom: none; }

  .diff-grid,
  .format-grid { grid-template-columns: 1fr; }
  .diff-item,
  .format-item { border-right: none; }
}

@media (max-width: 768px) {
  :root {
    --top-bar-h: 50px;
  }

  .top-bar {
    padding: 0 0.75rem;
    font-size: 0.75rem;
    line-height: 1.35;
  }

  .nav,
  .header__cta { display: none; }

  .nav-toggle { display: flex; }

  .nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--porcelain);
    padding: 1.5rem;
    border-bottom: 1px solid var(--sand);
    box-shadow: var(--shadow-md);
    gap: 1.25rem;
  }

  .header__inner { position: relative; }

  .floating-cta.is-visible {
    display: inline-flex;
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .btn { width: 100%; }
}

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