/* ============================================================
   KENAY — Design System CSS
   ============================================================ */

/* 1. Reset & Base
   2. Tokens (variáveis CSS)
   3. Utilitários
   4. Tipografia
   5. Layout / Grid
   6. Botões
   7. Navbar
   8. Menu Mobile
   9. Hero
   10. Social Proof
   11. Quem Somos
   12. Soluções
   13. Diferenciais
   14. Como Funciona
   15. Depoimentos
   16. FAQ
   17. CTA Final
   18. Rodapé
   19. Back to Top
   20. Scroll Progress
   21. Animações
   22. Responsivo
   23. Acessibilidade
============================================================ */


/* ============================================================
   1. 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: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-primary);
  background-color: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  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;
}

::selection {
  background: rgba(34, 114, 168, 0.25);
  color: var(--color-text-primary);
}


/* ============================================================
   2. TOKENS
============================================================ */

:root {
  /* Cores primárias */
  --color-primary:        #2272A8;
  --color-primary-dark:   #1A5A87;
  --color-primary-light:  #3A90CC;

  /* Cores secundárias */
  --color-secondary:      #8DC63F;
  --color-secondary-dark: #6FA030;

  /* Destaque */
  --color-accent:         #0EA5E9;

  /* Neutros */
  --color-neutral-950:    #0A0E1A;
  --color-neutral-900:    #111827;
  --color-neutral-800:    #1F2937;
  --color-neutral-600:    #4B5563;
  --color-neutral-400:    #9CA3AF;
  --color-neutral-200:    #E5E7EB;
  --color-neutral-100:    #F3F4F6;
  --color-neutral-50:     #F9FAFB;

  /* Fundos */
  --color-bg-dark:        #080C18;
  --color-bg-light:       #F9FAFB;

  /* Textos */
  --color-text-primary:   #0F172A;
  --color-text-secondary: #475569;
  --color-text-inverse:   #F8FAFC;
  --color-text-muted:     #94A3B8;

  /* Semânticas */
  --color-success:        #22C55E;
  --color-warning:        #F59E0B;
  --color-error:          #EF4444;

  /* Fontes */
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Escala tipográfica */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  clamp(1.25rem, 2vw, 1.875rem);
  --text-4xl:  clamp(1.75rem, 3vw, 2.25rem);
  --text-5xl:  clamp(2rem, 3.5vw, 3rem);
  --text-6xl:  clamp(2.5rem, 4.5vw, 4rem);

  /* Espaçamento */
  --space-1:   4px;
  --space-2:   8px;
  --space-3:   12px;
  --space-4:   16px;
  --space-5:   20px;
  --space-6:   24px;
  --space-8:   32px;
  --space-10:  40px;
  --space-12:  48px;
  --space-16:  64px;
  --space-20:  80px;
  --space-24:  96px;
  --space-32:  128px;

  /* Seção */
  --section-py: clamp(64px, 8vw, 112px);

  /* Bordas */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  24px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm:        0 1px 2px rgba(0,0,0,.05);
  --shadow-md:        0 4px 12px rgba(0,0,0,.08), 0 1px 3px rgba(0,0,0,.06);
  --shadow-lg:        0 12px 32px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.06);
  --shadow-xl:        0 24px 64px rgba(0,0,0,.16), 0 8px 16px rgba(0,0,0,.08);
  --shadow-glow:      0 0 0 1px rgba(34,114,168,.3), 0 8px 32px rgba(34,114,168,.2);
  --shadow-card-dark: 0 1px 0 rgba(255,255,255,.06) inset, 0 16px 40px rgba(0,0,0,.3);

  /* Transições */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-std: cubic-bezier(0.4, 0, 0.2, 1);
}


/* ============================================================
   3. UTILITÁRIOS
============================================================ */

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 40px);
}

.container--narrow {
  max-width: 780px;
}

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

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

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.section-title--light {
  color: var(--color-text-inverse);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: 1.75;
  margin-top: var(--space-4);
}

.section-subtitle--light {
  color: rgba(255,255,255,.6);
}

.section-header {
  margin-bottom: var(--space-12);
}

.section-header--center {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--space-12);
}


/* ============================================================
   4. TIPOGRAFIA
============================================================ */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.2;
  letter-spacing: -0.02em;
}


/* ============================================================
   5. BOTÕES
============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-base);
  line-height: 1;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  transition: background 200ms var(--ease-std),
              color 200ms var(--ease-std),
              box-shadow 200ms var(--ease-std),
              transform 150ms var(--ease-std),
              border-color 200ms var(--ease-std);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn svg {
  flex-shrink: 0;
  transition: transform 200ms var(--ease-std);
}

.btn:hover svg {
  transform: translateX(3px);
}

/* Primary */
.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(34,114,168,.35);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Glow (hero CTA) */
.btn--glow {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  box-shadow: 0 4px 20px rgba(34,114,168,.3);
}

.btn--glow:hover {
  box-shadow: 0 8px 32px rgba(34,114,168,.5);
  transform: translateY(-2px);
}

/* Ghost (sobre fundo escuro) */
.btn--ghost {
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.8);
  border: 1.5px solid rgba(255,255,255,.15);
}

.btn--ghost:hover {
  background: rgba(255,255,255,.12);
  color: #fff;
  border-color: rgba(255,255,255,.3);
}

/* WhatsApp */
.btn--whatsapp {
  background: #25D366;
  color: #fff;
  font-weight: 600;
}

.btn--whatsapp:hover {
  background: #1DA851;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(37,211,102,.3);
}

/* Tamanhos */
.btn--sm {
  font-size: var(--text-sm);
  padding: 8px 18px;
}

.btn--lg {
  font-size: var(--text-lg);
  font-weight: 600;
  padding: 14px 32px;
}


/* ============================================================
   6. NAVBAR
============================================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px;
  transition: background 300ms var(--ease-std),
              border-color 300ms var(--ease-std),
              backdrop-filter 300ms var(--ease-std);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(8,12,24,.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom-color: rgba(255,255,255,.08);
}

.navbar__inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-8);
}

.navbar__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.navbar__logo-img {
  height: 36px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-left: var(--space-4);
}

.navbar__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255,255,255,.72);
  transition: color 150ms ease;
  position: relative;
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 1.5px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: transform 200ms var(--ease-out);
  transform-origin: left;
}

.navbar__link:hover {
  color: #fff;
}

.navbar__link:hover::after {
  transform: scaleX(1);
}

.navbar__link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
  border-radius: 2px;
}

.navbar__actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Hamburger */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  margin-left: auto;
  border-radius: var(--radius-md);
  transition: background 150ms ease;
}

.navbar__hamburger:hover {
  background: rgba(255,255,255,.08);
}

.navbar__hamburger:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.hamburger__line {
  display: block;
  height: 1.5px;
  background: rgba(255,255,255,.85);
  border-radius: 2px;
  transition: transform 250ms var(--ease-out), opacity 200ms ease;
}

.navbar__hamburger[aria-expanded="true"] .hamburger__line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.navbar__hamburger[aria-expanded="true"] .hamburger__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.navbar__hamburger[aria-expanded="true"] .hamburger__line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}


/* ============================================================
   7. MENU MOBILE
============================================================ */

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(8,12,24,.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateX(100%);
  transition: transform 280ms var(--ease-out), opacity 250ms ease;
  pointer-events: none;
}

.mobile-menu:not([hidden]) {
  opacity: 1;
  transform: translateX(0);
  pointer-events: all;
}

.mobile-menu[hidden] {
  display: flex !important;
}

.mobile-menu__inner {
  display: flex;
  flex-direction: column;
  padding: var(--space-6) var(--space-6) var(--space-10);
  height: 100%;
}

.mobile-menu__close {
  align-self: flex-end;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.7);
  border-radius: var(--radius-md);
  transition: background 150ms ease, color 150ms ease;
  margin-bottom: var(--space-8);
}

.mobile-menu__close:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}

.mobile-menu__close:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.mobile-menu__link {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: rgba(255,255,255,.8);
  padding: var(--space-4) 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: color 150ms ease, padding-left 200ms ease;
  opacity: 0;
  transform: translateX(20px);
}

.mobile-menu:not([hidden]) .mobile-menu__link {
  opacity: 1;
  transform: translateX(0);
}

.mobile-menu:not([hidden]) .mobile-menu__link:nth-child(1) { transition: opacity 300ms 80ms ease, transform 300ms 80ms var(--ease-out), color 150ms ease, padding-left 200ms ease; }
.mobile-menu:not([hidden]) .mobile-menu__link:nth-child(2) { transition: opacity 300ms 130ms ease, transform 300ms 130ms var(--ease-out), color 150ms ease, padding-left 200ms ease; }
.mobile-menu:not([hidden]) .mobile-menu__link:nth-child(3) { transition: opacity 300ms 180ms ease, transform 300ms 180ms var(--ease-out), color 150ms ease, padding-left 200ms ease; }
.mobile-menu:not([hidden]) .mobile-menu__link:nth-child(4) { transition: opacity 300ms 230ms ease, transform 300ms 230ms var(--ease-out), color 150ms ease, padding-left 200ms ease; }

.mobile-menu__link:hover {
  color: #fff;
  padding-left: var(--space-2);
}

.mobile-menu__link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
  border-radius: 2px;
}

.mobile-menu__cta {
  margin-top: var(--space-8);
  justify-content: center;
  width: 100%;
  font-size: var(--text-lg);
}


/* ============================================================
   8. HERO
============================================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg-dark);
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 65% 50%, rgba(34,114,168,.18) 0%, transparent 70%);
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  padding-top: 72px;
  min-height: 100vh;
  padding-block: calc(72px + 48px) 80px;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

/* Badge */
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 16px;
  background: rgba(14,165,233,.1);
  border: 1px solid rgba(14,165,233,.3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-5);
}

.hero__badge svg {
  color: var(--color-accent);
}

/* Título */
.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-6xl);
  font-weight: 700;
  color: var(--color-text-inverse);
  letter-spacing: -0.03em;
  line-height: 1.08;
  max-width: 560px;
}

/* Subtítulo */
.hero__subtitle {
  font-size: var(--text-lg);
  color: rgba(255,255,255,.6);
  line-height: 1.75;
  margin-top: var(--space-5);
  max-width: 480px;
}

/* Actions */
.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-10);
  flex-wrap: wrap;
}

/* Visual / Mockup */
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__mockup-wrapper {
  position: relative;
  width: 100%;
  max-width: 580px;
}

.hero__mockup-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 75%;
  height: 65%;
  background: rgba(34,114,168,.22);
  filter: blur(64px);
  border-radius: 50%;
  pointer-events: none;
}

.hero__mockup-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: 0 32px 80px rgba(0,0,0,.55), 0 0 0 1px rgba(255,255,255,.06);
  position: relative;
  z-index: 1;
}

/* Floating cards */
.hero__float {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(15,23,42,.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 10px 16px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-inverse);
  white-space: nowrap;
  box-shadow: var(--shadow-lg);
  animation: float 3s ease-in-out infinite;
}

.hero__float--1 {
  bottom: 18%;
  left: -6%;
  color: #25D366;
  animation-delay: 0s;
}

.hero__float--1 svg {
  fill: #25D366;
}

.hero__float--2 {
  top: 14%;
  right: -4%;
  color: var(--color-success);
  animation-delay: 1.5s;
}

.hero__float--2 svg {
  color: var(--color-success);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}


/* ============================================================
   9. SOCIAL PROOF
============================================================ */

.social-proof {
  background: var(--color-neutral-900);
  padding: var(--space-12) 0;
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.social-proof__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.social-proof__item {
  padding: var(--space-4) var(--space-8);
  text-align: center;
  display: flex;
  flex-direction: column-reverse;
  gap: var(--space-1);
}

.social-proof__item + .social-proof__item {
  border-left: 1px solid rgba(255,255,255,.08);
}

.social-proof__number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-inverse);
  letter-spacing: -0.03em;
  line-height: 1;
}

.social-proof__label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.45);
  line-height: 1.4;
}


/* ============================================================
   10. QUEM SOMOS
============================================================ */

.about {
  background: var(--color-bg-light);
  padding: var(--section-py) 0;
}

.about__pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.pillar-card {
  background: #fff;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: box-shadow 200ms ease, transform 200ms ease, border-color 200ms ease;
}

.pillar-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: rgba(34,114,168,.2);
}

.pillar-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(34,114,168,.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.pillar-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-top: var(--space-4);
  letter-spacing: -0.01em;
}

.pillar-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-top: var(--space-2);
}


/* ============================================================
   11. SOLUÇÕES
============================================================ */

.solutions {
  background: var(--color-neutral-100);
  padding: var(--section-py) 0;
}

.solutions__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.solution-card {
  background: #fff;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 200ms ease, transform 200ms ease, border-color 200ms ease;
}

.solution-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

/* Accent bar topo */
.solution-card__accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.solution-card--sendfly .solution-card__accent {
  background: linear-gradient(90deg, #0EA5E9, #2272A8);
}

.solution-card--sendfly:hover {
  border-color: rgba(14,165,233,.3);
}

.solution-card--metrix .solution-card__accent {
  background: linear-gradient(90deg, #22C55E, #16A34A);
}

.solution-card--metrix:hover {
  border-color: rgba(34,197,94,.3);
}

.solution-card--nexus .solution-card__accent {
  background: linear-gradient(90deg, #6366F1, #4F46E5);
}

.solution-card--nexus:hover {
  border-color: rgba(99,102,241,.3);
}

/* Card largo (Nexus) */
.solution-card--wide {
  grid-column: 1 / -1;
  max-width: 640px;
  margin-inline: auto;
  width: 100%;
}

.solution-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.solution-card__logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: var(--radius-md);
}

/* Ícone para produtos sem logo próprio */
.solution-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.solution-card__icon--metrix {
  background: rgba(34,197,94,.1);
  color: #22C55E;
}

.solution-card__icon--nexus {
  background: rgba(99,102,241,.1);
  color: #6366F1;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 500;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
}

.badge--sendfly {
  background: rgba(14,165,233,.1);
  color: #0EA5E9;
  border: 1px solid rgba(14,165,233,.2);
}

.badge--metrix {
  background: rgba(34,197,94,.1);
  color: #16A34A;
  border: 1px solid rgba(34,197,94,.2);
}

.badge--nexus {
  background: rgba(99,102,241,.1);
  color: #6366F1;
  border: 1px solid rgba(99,102,241,.2);
}

.solution-card__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

.solution-card__desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: 1.7;
  flex-grow: 1;
}

.solution-card__divider {
  height: 1px;
  background: var(--color-neutral-200);
  margin: var(--space-6) 0;
}

.solution-card__benefits {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex-grow: 1;
}

.solution-card__benefits--grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3) var(--space-6);
}

.solution-card__benefits li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: #374151;
  line-height: 1.5;
}

.solution-card--sendfly .solution-card__benefits svg { color: #0EA5E9; }
.solution-card--metrix  .solution-card__benefits svg { color: #22C55E; }
.solution-card--nexus   .solution-card__benefits svg { color: #6366F1; }

.solution-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-neutral-200);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  transition: gap 200ms ease, color 150ms ease;
}

.solution-card__cta:hover {
  gap: var(--space-3);
  color: var(--color-primary-dark);
}

.solution-card__cta:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}


/* ============================================================
   12. DIFERENCIAIS
============================================================ */

.features {
  background: var(--color-neutral-900);
  padding: var(--section-py) 0;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-12);
}

@media (min-width: 1100px) {
  .features__grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.feature-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  transition: background 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.feature-card:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(34,114,168,.3);
  box-shadow: 0 0 0 1px rgba(34,114,168,.15);
}

.feature-card__icon {
  width: 40px;
  height: 40px;
  background: rgba(34,114,168,.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
  margin-bottom: var(--space-3);
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.feature-card__text {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.45);
  line-height: 1.6;
}


/* ============================================================
   13. COMO FUNCIONA
============================================================ */

.how-it-works {
  background: var(--color-bg-light);
  padding: var(--section-py) 0;
}

.timeline {
  display: flex;
  gap: 0;
  position: relative;
  margin-top: var(--space-16);
  counter-reset: none;
  list-style: none;
}

/* Linha conectora horizontal */
.timeline::before {
  content: '';
  position: absolute;
  top: 27px;
  left: calc(10% + 28px);
  right: calc(10% + 28px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light), var(--color-primary));
}

.timeline__step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 var(--space-3);
  position: relative;
}

.timeline__number {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  border: 3px solid var(--color-bg-light);
  box-shadow: 0 0 0 3px rgba(34,114,168,.25);
  transition: box-shadow 300ms ease, transform 200ms ease;
}

.timeline__step:hover .timeline__number {
  box-shadow: 0 0 0 5px rgba(34,114,168,.3);
  transform: scale(1.05);
}

.timeline__content {
  margin-top: var(--space-5);
}

.timeline__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2);
}

.timeline__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 160px;
  margin-inline: auto;
}


/* ============================================================
   14. DEPOIMENTOS
============================================================ */

.testimonials {
  background: var(--color-neutral-100);
  padding: var(--section-py) 0;
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.testimonial-card {
  background: #fff;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  padding: 32px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: box-shadow 200ms ease, transform 200ms ease;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* Aspas decorativas */
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: rgba(34,114,168,.1);
  pointer-events: none;
}

.testimonial-card__stars {
  color: var(--color-warning);
  font-size: var(--text-sm);
  letter-spacing: 2px;
}

.testimonial-card__text {
  font-size: var(--text-base);
  color: #374151;
  line-height: 1.75;
  font-style: italic;
  flex-grow: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-neutral-200);
  font-style: normal;
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: 50%;
  border: 2px solid rgba(34,114,168,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.testimonial-card__name {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  font-style: normal;
  color: var(--color-text-primary);
}

.testimonial-card__role {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-neutral-400);
  margin-top: 2px;
}


/* ============================================================
   15. FAQ
============================================================ */

.faq {
  background: var(--color-bg-light);
  padding: var(--section-py) 0;
}

.faq__list {
  margin-top: var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.faq__item {
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 200ms ease;
}

.faq__item:has(.faq__question[aria-expanded="true"]) {
  border-color: rgba(34,114,168,.3);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 20px 24px;
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-primary);
  text-align: left;
  transition: background 150ms ease, color 150ms ease;
  cursor: pointer;
  border-radius: inherit;
}

.faq__question:hover {
  background: rgba(34,114,168,.04);
}

.faq__question[aria-expanded="true"] {
  background: rgba(34,114,168,.04);
  color: var(--color-primary);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.faq__question:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.faq__icon {
  flex-shrink: 0;
  color: var(--color-neutral-400);
  transition: transform 300ms var(--ease-out), color 150ms ease;
}

.faq__question[aria-expanded="true"] .faq__icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq__answer {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 350ms var(--ease-out), opacity 300ms ease;
}

.faq__answer:not([hidden]) {
  max-height: 300px;
  opacity: 1;
}

.faq__answer[hidden] {
  display: block !important;
}

.faq__answer p {
  padding: 0 24px 20px;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}


/* ============================================================
   16. CTA FINAL
============================================================ */

.cta-final {
  position: relative;
  overflow: hidden;
  padding: var(--section-py) 0;
  background: var(--color-bg-dark);
}

.cta-final__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.cta-final__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(34,114,168,.22) 0%, transparent 70%);
}

.cta-final__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}

.cta-final__title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 700;
  color: var(--color-text-inverse);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.cta-final__subtitle {
  font-size: var(--text-lg);
  color: rgba(255,255,255,.6);
  line-height: 1.75;
  margin-top: var(--space-4);
}

.cta-final__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-10);
  flex-wrap: wrap;
}

.cta-final__trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: rgba(255,255,255,.4);
}

/* Animação pulse no CTA glow dentro de seção escura */
.cta-final .btn--glow {
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 4px 20px rgba(34,114,168,.3); }
  50%       { box-shadow: 0 4px 40px rgba(34,114,168,.6), 0 0 60px rgba(34,114,168,.15); }
}

.cta-final .btn--glow:hover {
  animation: none;
  box-shadow: 0 8px 40px rgba(34,114,168,.6);
}


/* ============================================================
   17. RODAPÉ
============================================================ */

.footer {
  background: var(--color-neutral-950);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
  border-top: 1px solid rgba(255,255,255,.06);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
}

.footer__logo {
  height: 40px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
  opacity: .9;
}

.footer__tagline {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.35);
  margin-top: var(--space-2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer__social {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,.06);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.5);
  transition: background 150ms ease, color 150ms ease;
}

.footer__social-link:hover {
  background: rgba(255,255,255,.12);
  color: #fff;
}

.footer__social-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.footer__col-title {
  font-size: var(--text-xs);
  font-weight: 600;
  color: rgba(255,255,255,.85);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.footer__link {
  display: block;
  font-size: var(--text-sm);
  color: rgba(255,255,255,.42);
  padding: var(--space-1) 0;
  transition: color 150ms ease;
}

.footer__link:hover {
  color: rgba(255,255,255,.9);
}

.footer__link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.footer__bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer__copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.3);
}

.footer__legal {
  display: flex;
  gap: var(--space-6);
}

.footer__legal-link {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.3);
  transition: color 150ms ease;
}

.footer__legal-link:hover {
  color: rgba(255,255,255,.7);
}

.footer__legal-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}


/* ============================================================
   18. BACK TO TOP
============================================================ */

.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 90;
  width: 44px;
  height: 44px;
  background: rgba(34,114,168,.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: scale(0.8) translateY(8px);
  transition: opacity 200ms ease, transform 200ms ease, background 150ms ease;
  pointer-events: none;
}

.back-to-top:not([hidden]) {
  pointer-events: all;
}

.back-to-top.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary);
  transform: scale(1.05) translateY(-2px);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}


/* ============================================================
   19. SCROLL PROGRESS
============================================================ */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  z-index: 200;
  transition: width 50ms linear;
}


/* ============================================================
   20. ANIMAÇÕES
============================================================ */

/* Estado inicial dos elementos animados */
.animate-fade-in,
.animate-fade-up,
.animate-fade-left,
.reveal {
  opacity: 0;
  transition-duration: 650ms;
  transition-timing-function: var(--ease-out);
  transition-property: opacity, transform;
  transition-delay: var(--delay, 0ms);
}

.animate-fade-in  { opacity: 0; }
.animate-fade-up  { opacity: 0; transform: translateY(20px); }
.animate-fade-left{ opacity: 0; transform: translateX(24px); }
.reveal           { opacity: 0; transform: translateY(20px); }

/* Estado visível */
.animate-fade-in.is-visible,
.animate-fade-up.is-visible,
.animate-fade-left.is-visible,
.reveal.is-visible {
  opacity: 1;
  transform: translate(0, 0);
}


/* ============================================================
   21. RESPONSIVO — Tablet (≤ 1024px)
============================================================ */

@media (max-width: 1024px) {

  .navbar__nav,
  .navbar__actions {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-12);
    padding-block: calc(72px + 56px) 64px;
  }

  .hero__content {
    align-items: center;
  }

  .hero__subtitle {
    max-width: 100%;
  }

  .hero__visual {
    order: -1;
  }

  .hero__mockup-wrapper {
    max-width: 480px;
  }

  .hero__float--1 { left: -2%; }
  .hero__float--2 { right: -2%; }

  .about__pillars {
    grid-template-columns: repeat(2, 1fr);
  }

  .solutions__grid {
    grid-template-columns: 1fr;
  }

  .solution-card--wide {
    max-width: 100%;
    grid-column: auto;
  }

  .features__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .timeline {
    flex-direction: column;
    gap: var(--space-8);
  }

  .timeline::before {
    top: 28px;
    bottom: 28px;
    left: 27px;
    right: auto;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg, var(--color-primary), var(--color-primary-light));
  }

  .timeline__step {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
    gap: var(--space-5);
    padding: 0;
  }

  .timeline__number {
    flex-shrink: 0;
  }

  .timeline__text {
    max-width: none;
    margin-inline: 0;
  }

  .testimonials__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials__grid .testimonial-card:last-child {
    grid-column: 1 / -1;
    max-width: 480px;
    margin-inline: auto;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10) var(--space-8);
  }

  .footer__brand {
    grid-column: 1 / -1;
  }

  .social-proof__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .social-proof__item:nth-child(2) {
    border-left: 1px solid rgba(255,255,255,.08);
  }

  .social-proof__item:nth-child(3) {
    border-left: none;
    border-top: 1px solid rgba(255,255,255,.08);
  }

  .social-proof__item:nth-child(4) {
    border-top: 1px solid rgba(255,255,255,.08);
  }
}


/* ============================================================
   22. RESPONSIVO — Mobile (≤ 640px)
============================================================ */

@media (max-width: 640px) {

  .hero__title {
    font-size: clamp(2rem, 8vw, 2.75rem);
  }

  .hero__float {
    font-size: var(--text-xs);
    padding: 8px 12px;
  }

  .hero__float--1 { left: 0; bottom: 12%; }
  .hero__float--2 { right: 0; top: 8%; }

  .about__pillars {
    grid-template-columns: 1fr;
  }

  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials__grid {
    grid-template-columns: 1fr;
  }

  .testimonials__grid .testimonial-card:last-child {
    grid-column: auto;
    max-width: 100%;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__brand {
    grid-column: auto;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

  .cta-final__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-final__actions .btn {
    justify-content: center;
  }

  .cta-final__trust {
    flex-direction: column;
    gap: var(--space-2);
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .hero__actions .btn {
    justify-content: center;
  }

  .solution-card__benefits--grid {
    grid-template-columns: 1fr;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
  }
}


/* ============================================================
   23. REFINAMENTOS FINAIS
============================================================ */

/* Navbar logo — fundo claro para JPG sem transparência */
.navbar .navbar__logo-img {
  background: rgba(255,255,255,.9);
  padding: 3px 8px;
}

/* Social proof — padding ajustado no mobile */
@media (max-width: 640px) {
  .social-proof__item {
    padding: var(--space-4);
  }
  .social-proof__number {
    font-size: 2rem;
  }
}

/* Garantir que seção diferenciais revela corretamente */
.features .reveal {
  opacity: 0;
  transform: translateY(20px);
}
.features .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Depoimentos placeholder — avatar cores variadas */
.testimonial-card:nth-child(2) .testimonial-card__avatar {
  background: linear-gradient(135deg, #6366F1, #4F46E5);
}
.testimonial-card:nth-child(3) .testimonial-card__avatar {
  background: linear-gradient(135deg, #22C55E, #16A34A);
}

/* Timeline — espaçamento antes da seção */
.how-it-works .section-header {
  margin-bottom: var(--space-4);
}

/* FAQ item hover polished */
.faq__item:hover {
  border-color: rgba(34,114,168,.2);
}

/* CTA final — grid decorativo sutil */
.cta-final::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* Garantir que conteúdo do CTA fique acima do grid */
.cta-final__bg,
.cta-final .container {
  position: relative;
  z-index: 1;
}

/* Link active no navbar (JS adiciona) */
.navbar__link.active {
  color: #fff;
}
.navbar__link.active::after {
  transform: scaleX(1);
}

/* Smooth hover nos cards de solução */
.solution-card {
  will-change: transform;
}

/* Imagem hero — sombra mais suave em mobile */
@media (max-width: 640px) {
  .hero__mockup-img {
    box-shadow: 0 16px 48px rgba(0,0,0,.4), 0 0 0 1px rgba(255,255,255,.06);
  }
}

/* ============================================================
   24. ACESSIBILIDADE
============================================================ */

/* Foco visível global */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Respeita preferência por movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .animate-fade-in,
  .animate-fade-up,
  .animate-fade-left,
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__float {
    animation: none;
  }

  .cta-final .btn--glow {
    animation: none;
  }
}

/* Skip link acessibilidade */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 600;
  z-index: 9999;
  transition: top 200ms ease;
}

.skip-link:focus {
  top: var(--space-4);
}

/* Contraste alto */
@media (prefers-contrast: high) {
  .navbar__link { color: #fff; }
  .hero__subtitle { color: rgba(255,255,255,.85); }
  .feature-card__text { color: rgba(255,255,255,.7); }
}