/* =====================================================
   BKon Consultoria — Design System
   Guia de Marca BKon: azul/ciano, Space Grotesk + IBM Plex
   Dual-theme: dark (Azul Noturno) + light (Névoa)
   ===================================================== */

/* ─── Tokens: Dark Mode (base) ─────────────────────── */
:root {
  /* BKon brand palette */
  --color-noturno:   #0A1020;   /* Azul Noturno — base dark */
  --color-bkon:      #2A6BF2;   /* Azul BKon — primária */
  --color-ciano:     #19C6D4;   /* Ciano Farol — secundária */
  --color-nevoa:     #F6F7F9;   /* Névoa — base light */
  --color-ardosia:   #5A6577;   /* Cinza Ardósia — texto apoio */
  --color-erro:      #E1483C;

  /* Gradiente Sinal — assinatura da marca */
  --gradient-sinal:  linear-gradient(135deg, #2A6BF2 0%, #19C6D4 100%);

  /* Backgrounds dark */
  --bg-primary:      #0A1020;
  --bg-card:         #111827;
  --bg-card-hover:   #162035;
  --bg-subtle:       #0D1628;
  --border:          rgba(255,255,255,0.07);
  --border-strong:   rgba(255,255,255,0.13);

  /* Texto dark */
  --text-primary:    #F0F4FF;
  --text-secondary:  #A8B4CC;
  --text-muted:      #5A6577;
  --text-disabled:   #2D3A50;

  /* Accent dark — ciano sobre escuro é seguro (AA pass) */
  --accent:          #19C6D4;
  --accent-hover:    #22DDE8;
  --accent-soft:     rgba(25,198,212,0.10);
  --accent-border:   rgba(25,198,212,0.28);
  --accent-text-on:  #0A1020;   /* texto sobre fundo accent */
  --accent-text:     #19C6D4;   /* accent como cor de texto */

  /* Botão primário usa gradiente */
  --btn-primary-bg:  var(--gradient-sinal);
  --btn-primary-color: #fff;

  /* Semânticas */
  --success:         #4ADE80;
  --success-soft:    rgba(74,222,128,0.12);
  --warning:         #FACC15;
  --warning-soft:    rgba(250,204,21,0.12);
  --danger:          #E1483C;
  --danger-soft:     rgba(225,72,60,0.12);
  --info:            #60A5FA;
  --info-soft:       rgba(96,165,250,0.12);

  /* Sombras */
  --shadow-card:      0 8px 32px rgba(0,0,0,0.32);
  --shadow-card-hover:0 16px 48px rgba(0,0,0,0.48);
  --shadow-glow:      0 0 28px rgba(42,107,242,0.40);

  /* Raio */
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-xl:   20px;
  --radius-2xl:  24px;
  --radius-full: 999px;

  /* Animação */
  --duration-fast:   120ms;
  --duration-normal: 200ms;
  --duration-slow:   320ms;
  --easing:          cubic-bezier(0.4, 0, 0.2, 1);
  --easing-out:      cubic-bezier(0, 0, 0.2, 1);
}

/* ─── Tokens: Light Mode ────────────────────────────── */
[data-theme="light"] {
  --bg-primary:      #F6F7F9;
  --bg-card:         #FFFFFF;
  --bg-card-hover:   #F0F2F6;
  --bg-subtle:       #ECEEF3;
  --border:          rgba(0,0,0,0.07);
  --border-strong:   rgba(0,0,0,0.13);

  --text-primary:    #0A1020;
  --text-secondary:  #3A4558;
  --text-muted:      #5A6577;
  --text-disabled:   #B0BBC8;

  /* Accent light — azul BKon como cor de destaque (AA em títulos/labels) */
  --accent:          #2A6BF2;
  --accent-hover:    #1A5AE0;
  --accent-soft:     rgba(42,107,242,0.09);
  --accent-border:   rgba(42,107,242,0.25);
  --accent-text-on:  #ffffff;
  --accent-text:     #2A6BF2;

  /* Botão primário mantém gradiente */
  --btn-primary-bg:  var(--gradient-sinal);
  --btn-primary-color: #fff;

  --success:         #16A34A;
  --success-soft:    rgba(22,163,74,0.10);
  --warning:         #B45309;
  --warning-soft:    rgba(180,83,9,0.10);
  --danger:          #E1483C;
  --danger-soft:     rgba(225,72,60,0.10);
  --info:            #1D4ED8;
  --info-soft:       rgba(29,78,216,0.10);

  --shadow-card:      0 4px 20px rgba(10,16,32,0.07);
  --shadow-card-hover:0 8px 36px rgba(10,16,32,0.13);
  --shadow-glow:      0 0 28px rgba(42,107,242,0.25);
}

/* ─── Reset & Base ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color var(--duration-slow) var(--easing),
              color var(--duration-slow) var(--easing);
  overflow-x: hidden;
}

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

/* ─── Focus ring ────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: inherit;
}

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

/* ─── Typography (BKon brand) ──────────────────────── */
/* Space Grotesk → títulos/display/wordmark
   IBM Plex Sans → corpo
   IBM Plex Mono → eyebrows/labels/rótulos */

.text-hero    { font-family: 'Space Grotesk', system-ui, sans-serif; font-size: clamp(48px, 7vw, 72px); font-weight: 700; line-height: 1.08; letter-spacing: -0.03em; }
.text-display { font-family: 'Space Grotesk', system-ui, sans-serif; font-size: clamp(40px, 5.5vw, 56px); font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; }
.text-h1      { font-family: 'Space Grotesk', system-ui, sans-serif; font-size: clamp(36px, 4.5vw, 48px); font-weight: 700; line-height: 1.12; letter-spacing: -0.02em; }
.text-h2      { font-family: 'Space Grotesk', system-ui, sans-serif; font-size: clamp(24px, 3vw, 32px); font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; }
.text-h3      { font-family: 'Space Grotesk', system-ui, sans-serif; font-size: 24px; font-weight: 600; line-height: 1.3; }
.text-h4      { font-family: 'Space Grotesk', system-ui, sans-serif; font-size: 18px; font-weight: 500; line-height: 1.4; }
.text-body-lg { font-size: 18px; font-weight: 400; line-height: 1.6; }
.text-body    { font-size: 16px; font-weight: 400; line-height: 1.6; }
.text-small   { font-size: 14px; font-weight: 400; line-height: 1.5; }
.text-label   { font-family: 'IBM Plex Mono', monospace; font-size: 12px; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; }
.text-caption { font-family: 'IBM Plex Mono', monospace; font-size: 11px; font-weight: 500; letter-spacing: 0.14em; }

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

/* ─── Layout ────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (min-width: 768px) {
  .container { padding: 0 40px; }
}

@media (min-width: 1200px) {
  .container { padding: 0 48px; }
}

section { padding: 80px 0; }

@media (min-width: 768px) {
  section { padding: 96px 0; }
}

/* ─── Badge ─────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: var(--radius-full);
  padding: 4px 12px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.badge--accent { background: var(--accent-soft); color: var(--accent-text); border: 1px solid var(--accent-border); }
.badge--muted  { background: var(--bg-subtle); color: var(--text-muted); border: 1px solid var(--border); }

/* ─── Buttons ───────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-md);
  padding: 12px 24px;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  border: none;
  transition: transform var(--duration-fast) var(--easing),
              box-shadow var(--duration-fast) var(--easing),
              opacity var(--duration-fast) var(--easing);
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }

.btn--primary {
  background: var(--gradient-sinal);
  color: #fff;
  border: none;
}
.btn--primary:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-glow);
  opacity: 0.93;
}

.btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-strong);
}
.btn--ghost:hover {
  background: var(--bg-subtle);
  border-color: var(--accent-border);
}

.btn--lg {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: 8px 16px;
  font-size: 13px;
  border-radius: var(--radius-sm);
}

/* ─── Card ──────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: transform var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing);
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}
.card--sm { padding: 24px; }
.card--lg { padding: 40px; }

/* ─── Divider ───────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--border);
  border: none;
  margin: 0;
}

/* ─── Section label ─────────────────────────────────── */
.section-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

/* ─── Nav ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: transparent;
  transition: background-color var(--duration-slow) var(--easing),
              border-color var(--duration-slow) var(--easing),
              backdrop-filter var(--duration-slow) var(--easing);
}

.nav.scrolled {
  background: rgba(10,16,32,0.88);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] .nav.scrolled {
  background: rgba(246,247,249,0.92);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}

/* ─── Logo BKon ─────────────────────────────────────── */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}

/* Quadrado gradiente + símbolo farol */
.nav__logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--gradient-sinal);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

.nav__logo-icon svg {
  width: 34px;
  height: 34px;
}

.nav__logo-wordmark {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.nav__logo-mark {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1;
}

.nav__logo-sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.40em;
  text-transform: uppercase;
  color: var(--accent-text);
  line-height: 1;
}

.nav__links {
  display: none;
  align-items: center;
  gap: 4px;
}

@media (min-width: 768px) {
  .nav__links { display: flex; }
}

.nav__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) var(--easing),
              background-color var(--duration-fast) var(--easing);
}
.nav__link:hover {
  color: var(--text-primary);
  background: var(--bg-subtle);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Botão Área do Cliente — estilo ghost com borda accent */
.nav__client {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 600;
  border-color: var(--accent-border) !important;
  color: var(--accent-text) !important;
}
.nav__client:hover {
  background: var(--accent-soft) !important;
  border-color: var(--accent) !important;
}

/* ─── Theme Toggle ──────────────────────────────────── */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  cursor: pointer;
  transition: background var(--duration-fast) var(--easing),
              border-color var(--duration-fast) var(--easing),
              color var(--duration-fast) var(--easing),
              transform var(--duration-fast) var(--easing);
  flex-shrink: 0;
}
.theme-toggle:hover {
  color: var(--text-primary);
  transform: scale(1.05);
}
.theme-toggle:active { transform: scale(0.95); }
.theme-toggle svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
  transition: transform var(--duration-normal) var(--easing);
}
.theme-toggle:hover svg { transform: rotate(15deg); }

.icon-moon, .icon-sun { display: none; }
[data-theme="dark"]  .icon-moon { display: block; }
[data-theme="light"] .icon-sun  { display: block; }

/* ─── Mobile menu ───────────────────────────────────── */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  cursor: pointer;
}

@media (min-width: 768px) {
  .menu-toggle { display: none; }
}

.mobile-menu {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 99;
  transform: translateY(-110%);
  transition: transform var(--duration-slow) var(--easing);
}
.mobile-menu.open { transform: translateY(0); }

.mobile-menu__links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

.mobile-menu__link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) var(--easing),
              background-color var(--duration-fast) var(--easing);
}
.mobile-menu__link:hover {
  color: var(--text-primary);
  background: var(--bg-subtle);
}

/* ─── Hero ──────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 96px;
  padding-bottom: 80px;
  position: relative;
  overflow: hidden;
}

/* Ondas concêntricas — elemento gráfico BKon no hero */
.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

/* Glow radial azul/ciano */
.hero__bg-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

[data-theme="dark"] .hero__bg-glow--1 {
  width: 700px;
  height: 700px;
  top: -200px;
  right: -150px;
  background: radial-gradient(circle, rgba(42,107,242,0.15) 0%, transparent 70%);
}

[data-theme="dark"] .hero__bg-glow--2 {
  width: 500px;
  height: 500px;
  bottom: -100px;
  left: -100px;
  background: radial-gradient(circle, rgba(25,198,212,0.10) 0%, transparent 70%);
}

[data-theme="light"] .hero__bg-glow--1 {
  width: 700px;
  height: 700px;
  top: -200px;
  right: -150px;
  background: radial-gradient(circle, rgba(42,107,242,0.08) 0%, transparent 70%);
}

[data-theme="light"] .hero__bg-glow--2 {
  width: 500px;
  height: 500px;
  bottom: -100px;
  left: -100px;
  background: radial-gradient(circle, rgba(25,198,212,0.07) 0%, transparent 70%);
}

/* Ondas concêntricas decorativas */
.hero__waves {
  position: absolute;
  top: 50%;
  right: -10%;
  transform: translateY(-50%);
  width: 600px;
  height: 600px;
  pointer-events: none;
}

[data-theme="dark"] .hero__waves circle {
  fill: none;
  stroke: rgba(42,107,242,0.12);
}

[data-theme="light"] .hero__waves circle {
  fill: none;
  stroke: rgba(42,107,242,0.07);
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
  width: 100%;
}

@media (min-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
    gap: 80px;
  }
}

.hero__content { max-width: 580px; }

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.hero__title {
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero__subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 40px;
  max-width: 480px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.hero__proof {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
}

.hero__proof-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero__proof-number {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1;
}

.hero__proof-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero__proof-sep {
  width: 1px;
  height: 32px;
  background: var(--border-strong);
}

/* ─── Hero Visual ───────────────────────────────────── */
.hero__visual {
  position: relative;
}

.hero-card-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 440px;
  margin: 0 auto;
}

@media (min-width: 900px) {
  .hero-card-stack { margin: 0; }
}

.hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 20px 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: transform var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing);
}
.hero-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.hero-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-secondary);
}
.hero-card__icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.hero-card__content { flex: 1; min-width: 0; }

.hero-card__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 4px;
}

.hero-card__value {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.hero-card__sub {
  font-size: 12px;
  color: var(--text-muted);
}

/* Card destaque: usa borda gradiente simulada via box-shadow interior */
.hero-card--accent {
  border-color: var(--accent-border);
  box-shadow: var(--shadow-card), inset 0 0 0 1px var(--accent-border);
}
.hero-card--accent .hero-card__icon {
  background: var(--accent-soft);
  border-color: var(--accent-border);
  color: var(--accent-text);
}

/* ─── Pain Section ──────────────────────────────────── */
#dor { background: var(--bg-primary); }

.pain-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 48px;
}

@media (min-width: 640px) {
  .pain-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 960px) {
  .pain-grid { grid-template-columns: 1fr 1fr 1fr; }
}

.pain-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: transform var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing);
}
.pain-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.pain-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-text);
}
.pain-card__icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.pain-card__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.pain-card__text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.pain-card__stat {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}
.pain-card__stat strong {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  color: var(--text-primary);
  font-weight: 700;
}

/* ─── Differential Section ──────────────────────────── */
#diferencial {
  background: var(--bg-subtle);
  position: relative;
  overflow: hidden;
}

/* Ondas concêntricas como textura de fundo nesta seção escura */
#diferencial::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  transform: translateY(-50%);
  background: radial-gradient(circle, rgba(42,107,242,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.diff-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  margin-top: 64px;
}

@media (min-width: 960px) {
  .diff-grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
  }
}

.diff-compare {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.diff-compare__title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-bottom: 4px;
}

.diff-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}
.diff-item svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  flex-shrink: 0;
}
.diff-item--check { color: var(--text-primary); border-color: var(--border-strong); }
.diff-item--check svg { stroke: var(--success); }
.diff-item--x     { color: var(--text-muted); }
.diff-item--x svg { stroke: var(--danger); }

.diff-bkon {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.diff-bkon__title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent-text);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-bottom: 4px;
}

.diff-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  position: relative;
  transition: transform var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing),
              border-color var(--duration-normal) var(--easing);
}
.diff-step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent-border);
}

.diff-step__num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent-text);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 6px;
}

.diff-step__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.diff-step__desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.diff-connector {
  display: flex;
  justify-content: center;
  padding: 4px 0;
  color: var(--text-muted);
}
.diff-connector svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

/* ─── How It Works ──────────────────────────────────── */
#como-funciona { background: var(--bg-primary); }

.steps-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 56px;
}

@media (min-width: 640px) {
  .steps-wrapper { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 960px) {
  .steps-wrapper { grid-template-columns: repeat(4, 1fr); }
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  transition: transform var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing),
              border-color var(--duration-normal) var(--easing);
}
.step-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent-border);
}

.step-card--highlight {
  border-color: var(--accent-border);
  background: linear-gradient(160deg, var(--accent-soft) 0%, var(--bg-card) 60%);
}

.step-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.step-card--highlight .step-card__num {
  background: var(--gradient-sinal);
  border: none;
  color: #fff;
}

.step-card__badge {
  position: absolute;
  top: -10px;
  right: 16px;
}

.step-card__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

.step-card__desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

.step-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 4px 10px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  align-self: flex-start;
}

/* ─── For Who ────────────────────────────────────────── */
#para-quem { background: var(--bg-subtle); }

.forwhom-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  margin-top: 56px;
}

@media (min-width: 960px) {
  .forwhom-grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
  }
}

.forwhom-block__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.forwhom-block__title svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent-text);
  stroke-width: 1.5;
  fill: none;
}

.forwhom-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.forwhom-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: transform var(--duration-normal) var(--easing),
              border-color var(--duration-normal) var(--easing);
}
.forwhom-item:hover {
  transform: translateX(4px);
  border-color: var(--accent-border);
}

.forwhom-item__dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--text-muted);
  flex-shrink: 0;
  margin-top: 6px;
}

.forwhom-item__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.forwhom-item__sub {
  font-size: 12px;
  color: var(--text-muted);
}

/* ─── Proof Section ─────────────────────────────────── */
#prova { background: var(--bg-primary); }

.proof-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 56px;
}

@media (min-width: 640px) {
  .proof-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 960px) {
  .proof-grid {
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: auto auto;
  }
  .proof-grid .proof-portfolio {
    grid-row: 1 / 3;
  }
}

.proof-portfolio {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: transform var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing);
}
.proof-portfolio:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.proof-portfolio__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.proof-project-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.proof-project {
  padding: 16px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform var(--duration-normal) var(--easing),
              border-color var(--duration-normal) var(--easing);
}
.proof-project:hover {
  transform: translateX(4px);
  border-color: var(--accent-border);
}

.proof-project__name {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.proof-project__desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 8px;
}

.proof-project__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.tag {
  display: inline-flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 2px 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.proof-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: transform var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing);
}
.proof-stat:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.proof-stat__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.proof-stat__value {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 32px;
  font-weight: 700;
  background: var(--gradient-sinal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.proof-stat__sub {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.proof-disclaimer {
  margin-top: 24px;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  padding: 12px 16px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

/* ─── Guarantee Section ─────────────────────────────── */
#garantia { background: var(--bg-subtle); }

.guarantee-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 56px;
}

@media (min-width: 640px) {
  .guarantee-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 960px) {
  .guarantee-grid { grid-template-columns: 1fr 1fr 1fr; }
}

.guarantee-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing),
              border-color var(--duration-normal) var(--easing);
}
.guarantee-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent-border);
}

.guarantee-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-text);
}
.guarantee-card__icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.guarantee-card__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.guarantee-card__desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

/* ─── FAQ ───────────────────────────────────────────── */
#faq { background: var(--bg-primary); }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 56px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--duration-fast) var(--easing);
}
.faq-item.open {
  border-color: var(--accent-border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  background: none;
  border: none;
  transition: color var(--duration-fast) var(--easing);
}
.faq-question:hover { color: var(--text-primary); }

.faq-question__icon {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--duration-normal) var(--easing),
              background var(--duration-normal) var(--easing),
              color var(--duration-normal) var(--easing);
}
.faq-question__icon svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  stroke-width: 2.5;
  fill: none;
}
.faq-item.open .faq-question__icon {
  transform: rotate(45deg);
  background: var(--accent-soft);
  border-color: var(--accent-border);
  color: var(--accent-text);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--duration-normal) var(--easing);
}
.faq-item.open .faq-answer {
  grid-template-rows: 1fr;
}
.faq-answer__inner { overflow: hidden; }
.faq-answer__content {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ─── CTA / Form Section ────────────────────────────── */
#raiox { background: var(--bg-subtle); }

.cta-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

@media (min-width: 900px) {
  .cta-grid {
    grid-template-columns: 1fr 1fr;
    gap: 80px;
  }
}

.cta-left__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.cta-left__sub {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 32px;
}

.cta-benefits {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cta-benefit {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
}

.cta-benefit__check {
  width: 18px;
  height: 18px;
  border-radius: var(--radius-full);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}
.cta-benefit__check svg {
  width: 10px;
  height: 10px;
  stroke: var(--accent-text);
  stroke-width: 2.5;
  fill: none;
}

/* ─── Form ──────────────────────────────────────────── */
.raiox-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
}

.form-title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.form-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--bg-subtle);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 11px 14px;
  font-size: 14px;
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  color: var(--text-primary);
  transition: border-color var(--duration-fast) var(--easing),
              box-shadow var(--duration-fast) var(--easing);
  outline: none;
  appearance: none;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-disabled); }

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235A6577' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 24px;
}

.form-divider {
  display: flex;
  align-items: center;
  gap: 12px;
}
.form-divider::before,
.form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.form-divider span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.form-note {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
  margin-top: 8px;
}

.form-error {
  font-size: 12px;
  color: var(--danger);
  margin-top: 4px;
  display: none;
}
.form-error.visible { display: block; }

/* ─── Footer ────────────────────────────────────────── */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 768px) {
  .footer__inner {
    grid-template-columns: 2fr 1fr 1fr;
    gap: 64px;
  }
}

.footer__brand { max-width: 320px; }

.footer__brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

/* Logo inline no footer — versão compacta */
.footer__logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: var(--gradient-sinal);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.footer__logo-icon svg {
  width: 28px;
  height: 28px;
}

.footer__brand-wordmark {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.footer__brand-name {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1;
}

.footer__brand-sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--accent-text);
  line-height: 1;
}

.footer__brand-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer__col-title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-bottom: 16px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__link {
  font-size: 14px;
  color: var(--text-muted);
  transition: color var(--duration-fast) var(--easing);
}
.footer__link:hover { color: var(--text-primary); }

.footer__bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

@media (min-width: 640px) {
  .footer__bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.footer__copy {
  font-size: 12px;
  color: var(--text-muted);
}

.footer__legal {
  display: flex;
  gap: 16px;
}
.footer__legal a {
  font-size: 12px;
  color: var(--text-muted);
  transition: color var(--duration-fast) var(--easing);
}
.footer__legal a:hover { color: var(--text-secondary); }

/* ─── Scroll Reveal ─────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--duration-slow) var(--easing-out),
              transform var(--duration-slow) var(--easing-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-d1 { transition-delay: 60ms; }
.reveal-d2 { transition-delay: 120ms; }
.reveal-d3 { transition-delay: 180ms; }
.reveal-d4 { transition-delay: 240ms; }

/* ─── Toast ─────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 14px 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  box-shadow: var(--shadow-card-hover);
  z-index: 200;
  max-width: 360px;
  transform: translateY(120%);
  opacity: 0;
  transition: transform var(--duration-slow) var(--easing),
              opacity var(--duration-slow) var(--easing);
}
.toast.visible {
  transform: translateY(0);
  opacity: 1;
}

.toast__icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.toast__icon svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}
.toast--success .toast__icon { background: var(--success-soft); color: var(--success); }
.toast--error   .toast__icon { background: var(--danger-soft);  color: var(--danger); }

.toast__title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.toast__desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

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

.section-header {
  max-width: 640px;
  margin-bottom: 16px;
}

.section-header--center {
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-sub {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: 16px;
}

.section-sub--center { text-align: center; }

.w-full { width: 100%; }
.mt-8   { margin-top: 32px; }