/* ==========================================================================
   Help Nota - Landing Page
   Identidade própria: paleta em harmonia com a logo Help Nota
   (Ajuste --color-primary e --color-accent conforme as cores exatas da logo)
   ========================================================================== */

:root {
  /* Cores - identidade Help Nota (teal + coral; ajuste para bater com a logo) */
  --color-primary: #0d9488;
  --color-primary-dark: #0f766e;
  --color-primary-light: #5eead4;
  --color-accent: #ea580c;
  --color-accent-hover: #c2410c;
  --color-text: #1c1917;
  --color-text-muted: #78716c;
  --color-bg: #fafaf9;
  --color-bg-card: #ffffff;
  --color-bg-dark: #134e4a;
  --color-footer-bg: #4b5563;
  --color-border: #e7e5e4;
  --color-whatsapp: #25d366;

  /* Tipografia - identidade própria (Plus Jakarta Sans) */
  --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Espaçamento */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 5rem;
  --container-max: 1000px;
  --container-wide: 1200px;
  --header-height: 64px;

  /* Bordas - mais suaves */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.08);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --safe-top: env(safe-area-inset-top, 0);
  --safe-right: env(safe-area-inset-right, 0);
  --safe-bottom: env(safe-area-inset-bottom, 0);
  --safe-left: env(safe-area-inset-left, 0);
}

/* Reset e base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0 var(--safe-left) 0 var(--safe-right);
  padding-bottom: var(--safe-bottom);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* Skip-link */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-sm);
  z-index: 100;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-md);
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ========== Header - minimalista, só logo + CTA ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding-top: var(--safe-top);
  background: rgba(250, 250, 249, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header__inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.header__logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.header__brand-text {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.hero__title-accent {
  color: var(--color-primary);
}

.header__brand-help {
  color: var(--color-text);
}

.header__brand-nota {
  color: var(--color-primary);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.nav__link:hover {
  color: var(--color-primary);
}

.nav__link--cta {
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9375rem;
}

.nav__link--cta:hover {
  background: var(--color-primary-dark);
  color: white;
}

.header__menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}

.header__menu-btn:hover {
  background: var(--color-border);
}

.header__menu-icon,
.header__menu-icon::before,
.header__menu-icon::after {
  width: 20px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: var(--transition-normal);
}

.header__menu-icon {
  position: relative;
}

.header__menu-icon::before,
.header__menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.header__menu-icon::before {
  top: -5px;
}

.header__menu-icon::after {
  top: 5px;
}

.header__menu-btn[aria-expanded="true"] .header__menu-icon {
  background: transparent;
}

.header__menu-btn[aria-expanded="true"] .header__menu-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.header__menu-btn[aria-expanded="true"] .header__menu-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.header__mobile {
  display: none;
  padding: var(--space-xl);
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
}

.header__mobile.is-open {
  display: block;
}

.nav--mobile .nav__list {
  flex-direction: column;
  gap: 0;
  text-align: center;
}

.nav--mobile .nav__link {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: var(--space-sm) var(--space-md);
  font-size: 1rem;
}

.nav--mobile .nav__link--cta {
  margin-top: var(--space-md);
  min-height: 48px;
}

@media (max-width: 768px) {
  .nav:not(.nav--mobile) {
    display: none;
  }
  .header__menu-btn {
    display: flex;
  }
}

/* ========== Hero - bloco único centralizado, fundo suave ========== */
.hero {
  padding: var(--space-4xl) var(--space-xl) var(--space-3xl);
  text-align: center;
  max-width: var(--container-max);
  margin: 0 auto;
}

.hero__content {
  margin-bottom: var(--space-2xl);
}

.hero__title {
  margin: 0 0 var(--space-lg);
  font-size: clamp(1.875rem, 5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.hero__subtitle {
  margin: 0 0 var(--space-xl);
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.hero__tagline {
  margin: 0 0 var(--space-lg);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__logo {
  max-width: 260px;
  opacity: 0.98;
}

@media (min-width: 769px) {
  .hero {
    padding: var(--space-4xl) var(--space-xl);
  }
  .hero__logo {
    max-width: 300px;
  }
}

/* ========== Botões ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: 48px;
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
}

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

.btn--primary {
  background: var(--color-accent);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
}

.btn--lg {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1.0625rem;
}

.btn--whatsapp {
  background: var(--color-whatsapp);
  color: white;
}

.btn--whatsapp:hover {
  background: #20bd5a;
  color: white;
  transform: translateY(-2px);
}

.btn__icon {
  font-size: 1.2em;
}

/* ========== Container e seções ========== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--narrow {
  max-width: 640px;
  text-align: center;
}

.section {
  padding: var(--space-4xl) 0;
}

.section__title {
  margin: 0 0 var(--space-lg);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
  text-align: center;
}

.section__intro {
  margin: 0 auto var(--space-2xl);
  max-width: 560px;
  text-align: center;
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========== Vantagens ========== */
.section--benefits {
  background: var(--color-bg-card);
}

.benefits {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0 auto;
  max-width: 560px;
}

.benefit {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto;
  column-gap: var(--space-lg);
  align-items: start;
  padding: var(--space-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.benefit:last-of-type {
  border-bottom: none;
}

.benefit__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-size: 1.75rem;
  background: rgba(13, 148, 136, 0.12);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  order: -1;
}

/* Bloco único: título e descrição na mesma célula, sem espaço entre linhas */
.benefit__content {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 0;
}

.benefit__title {
  margin: 0;
  padding: 0;
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-text);
}

.benefit__text {
  margin: 0;
  padding: 0;
  font-size: 0.9375rem;
  line-height: 1.45;
  color: var(--color-text-muted);
}

@media (min-width: 640px) {
  .benefit {
    grid-template-columns: 56px 1fr;
    column-gap: var(--space-xl);
    padding: var(--space-2xl) var(--space-lg);
  }
  .benefit__icon {
    order: 0;
  }
  .benefit__content {
    text-align: left;
  }
}

/* ========== Como funciona - timeline vertical ========== */
.section--steps {
  background: var(--color-bg);
}

.steps {
  margin: 0;
  padding: 0;
  position: relative;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* Linha centralizada no círculo: círculo 40px com left:0 no step → centro em 20px, linha 2px → left: 19px */
.steps::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 32px;
  bottom: 32px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-primary-light));
  border-radius: 1px;
}

.step {
  position: relative;
  padding-left: 4.5rem;
  padding-bottom: var(--space-2xl);
  counter-increment: step;
}

.step:last-child {
  padding-bottom: 0;
}

.step__number {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: white;
  background: var(--color-primary);
  border: 3px solid var(--color-bg);
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
}

.step__number::after {
  content: counter(step);
}

.step__title {
  margin: 0 0 var(--space-sm);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
}

.step__text {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.steps__cta {
  text-align: center;
  margin-top: var(--space-2xl);
}

@media (min-width: 640px) {
  /* Círculo 48px com left:0 no step → centro em 24px, linha 2px → left: 23px */
  .steps::before {
    left: 23px;
  }
  .step {
    padding-left: 5rem;
  }
  .step__number {
    width: 48px;
    height: 48px;
    font-size: 1.125rem;
  }
}

/* ========== Preço - card destacado com borda ========== */
.section--pricing {
  background: var(--color-bg-card);
}

.pricing-wrap {
  max-width: 400px;
  margin: 0 auto;
}

.price-card {
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.price-card__badge {
  display: inline-block;
  margin-bottom: var(--space-lg);
  padding: var(--space-xs) var(--space-md);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background: rgba(13, 148, 136, 0.12);
  border-radius: var(--radius-full);
}

.price-card__value {
  margin: 0 0 var(--space-sm);
  font-size: clamp(2.5rem, 6vw, 3.25rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.price-card__currency {
  font-size: 0.5em;
  font-weight: 700;
  vertical-align: super;
}

.price-card__period {
  font-size: 0.4em;
  font-weight: 600;
  color: var(--color-text-muted);
}

.price-card__label {
  margin: 0 0 var(--space-xl);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.price-card__includes {
  margin: 0 0 var(--space-xl);
  padding: 0;
  list-style: none;
  text-align: left;
}

.price-card__includes li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: var(--space-md);
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.4;
}

.price-card__includes li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

.price-card .btn {
  width: 100%;
}

.container--pricing .section__title {
  margin-bottom: var(--space-xl);
}

/* ========== CTA final - faixa em cor sólida ========== */
.section--cta {
  background: var(--color-primary);
  color: white;
}

.section--cta .section__title {
  color: white;
}

.cta__text {
  margin: 0 0 var(--space-xl);
  font-size: 1.0625rem;
  opacity: 0.95;
  line-height: 1.6;
}

.section--cta .btn--whatsapp {
  background: white;
  color: var(--color-primary);
}

.section--cta .btn--whatsapp:hover {
  background: var(--color-bg);
  color: var(--color-primary-dark);
}

/* ========== Footer - compacto, duas áreas ========== */
.footer {
  padding: var(--space-2xl) var(--space-xl);
  padding-bottom: calc(var(--space-2xl) + var(--safe-bottom));
  background: var(--color-footer-bg);
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
}

.footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer__logo-help {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-sm);
  margin-bottom: var(--space-lg);
}

/* Logo clara no footer escuro; remova o filter se tiver versão branca da logo */
.footer__logo-help img {
  height: 48px;
  width: auto;
  margin: 0 auto;
  opacity: 0.95;
  filter: brightness(0) invert(1);
}

.footer__tagline {
  margin: 0 0 var(--space-xl);
  font-size: 0.9375rem;
  opacity: 0.9;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.footer__resolve-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.footer__logo-resolve {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: var(--space-sm);
}

.footer__logo-resolve img {
  height: 56px;
  width: auto;
  opacity: 0.95;
}

.footer__site-link {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
}

.footer__site-link:hover {
  color: white;
  text-decoration: underline;
}

.footer__copy {
  margin: 0;
  font-size: 0.8125rem;
  opacity: 0.75;
}

.footer a {
  color: inherit;
}

.footer a:hover {
  color: white;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .skip-link {
    transition: none;
  }
  .btn:hover,
  .btn--primary:hover,
  .btn--whatsapp:hover {
    transform: none;
  }
  .header__menu-icon,
  .header__menu-icon::before,
  .header__menu-icon::after {
    transition: none;
  }
}