/* ============================================================
   ISS Technology — isstec.com.br
   Folha de estilo única · Design System ISS v1.1
   Regra de ouro: navy carrega autoridade, cyan carrega ação.

   Organização:
   01. Tokens
   02. Reset / base
   03. Tipografia
   04. Layout
   05. Componentes
   06. Header / navegação
   07. Seções (Home)
   08. Páginas internas
   09. Footer / WhatsApp flutuante
   10. Utilitários
   11. Ajustes responsivos finais
   ============================================================ */

/* ============ 01 · TOKENS ============ */

:root {
  /* Brand · Cyan — ação, CTAs, destaques */
  --cyan-100: #c2f4fb;
  --cyan-300: #4adcee;
  --cyan-500: #00c9e5;
  --cyan-700: #00859a;
  --cyan-900: #0b4f5c;
  /* Brand · Navy — autoridade, superfícies escuras, texto */
  --navy-100: #e1e8ee;
  --navy-300: #92a6b8;
  --navy-500: #3e576b;
  --navy-700: #1f3a4d;
  --navy-900: #0b1a26;
  /* Status (v1.1) — reservado para componentes futuros */
  --success: #16a34a;
  --warning: #e0a018;
  --danger: #d63b4b;
  --info: #1f8fd1;
  /* Neutro e apoio */
  --branco: #ffffff;
  --whatsapp: #25d366;
  --surface: #f3f6f9;
  --cyan-wash: #e6fbfe;

  /* Elevação · tinta navy */
  --sombra-sm: 0 1px 3px rgba(11, 26, 38, 0.08), 0 1px 2px rgba(11, 26, 38, 0.05);
  --sombra-md: 0 6px 18px rgba(11, 26, 38, 0.12), 0 2px 6px rgba(11, 26, 38, 0.07);
  --sombra-xl: 0 16px 40px rgba(11, 26, 38, 0.16), 0 4px 12px rgba(11, 26, 38, 0.08);

  /* Forma */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  /* Espaço · base 4px */
  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 48px;
  --sp-5: 96px;

  /* Tipografia */
  --font: "Inter Tight", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --fs-display: clamp(2.5rem, 4.6vw + 1.35rem, 4.25rem);   /* H1 40 → 68 */
  --fs-h2: clamp(1.875rem, 2.4vw + 1.25rem, 3rem);         /* H2 30 → 48 */
  --fs-h3: clamp(1.375rem, 0.5vw + 1.25rem, 1.625rem);     /* H3 22 → 26 */
  --fs-lead: clamp(1.125rem, 0.4vw + 1.05rem, 1.25rem);
  --fs-body: 1.125rem;
  --fs-small: 0.9375rem;

  /* Layout */
  --container: 1200px;
  --measure: 46rem;
  --measure-lead: 40rem;
  --section-y: clamp(56px, 9vw, 112px);
  --header-h: 80px;

  /* Movimento */
  --t-fast: 160ms ease;
  --t-med: 220ms ease;
}

/* ============ 02 · RESET / BASE ============ */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--navy-500);
  background: var(--branco);
  -webkit-text-size-adjust: 100%;
}

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

[id] {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

:focus-visible {
  outline: 4px solid var(--cyan-500);
  outline-offset: 2px;
  border-radius: 4px;
}

::selection {
  background: var(--cyan-100);
  color: var(--navy-900);
}

/* ============ 03 · TIPOGRAFIA ============ */

h1,
h2,
h3 {
  margin: 0 0 var(--sp-2);
  color: var(--navy-700);
  font-weight: 800;
  text-wrap: balance;
}

h1 {
  font-size: var(--fs-display);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--navy-900);
}

h2 {
  font-size: var(--fs-h2);
  line-height: 1.1;
  letter-spacing: -0.015em;
}

h3 {
  font-size: var(--fs-h3);
  line-height: 1.25;
  font-weight: 700;
}

p {
  margin: 0 0 var(--sp-2);
  max-width: var(--measure);
}

.lead {
  font-size: var(--fs-lead);
  line-height: 1.55;
  max-width: var(--measure-lead);
}

a {
  color: var(--cyan-900); /* cyan escurecido: cyan-700 não atinge AA sobre branco em texto pequeno */
  transition: color var(--t-fast);
}

a:hover {
  color: var(--cyan-700);
}

strong {
  color: var(--navy-700);
}

ul,
ol {
  margin: 0 0 var(--sp-2);
  padding-left: 1.25rem;
}

/* Eyebrow — rótulo pequeno acima de títulos */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--sp-2);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-900);
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--cyan-500);
}

/* Frase-manifesto em destaque */
.statement {
  font-size: clamp(1.375rem, 1.6vw + 1rem, 1.875rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--navy-900);
  max-width: 34ch;
}

.statement .mark-line {
  box-shadow: inset 0 -0.34em 0 var(--cyan-100);
}

/* ============ 04 · LAYOUT ============ */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 32px);
}

.section {
  padding-block: var(--section-y);
}

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

.section-dark {
  background: var(--navy-900);
  color: var(--navy-100);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark strong {
  color: var(--branco);
}

/* Links em seções escuras — exclui botões para não vencer .btn-* no cascade
   (correção ISS-SITE-FIX-01: texto do botão primário ficava cyan sobre cyan) */
.section-dark a:not(.btn) {
  color: var(--cyan-300);
}

.section-dark .eyebrow {
  color: var(--cyan-300);
}

.section-head {
  margin-bottom: clamp(24px, 4vw, 48px);
}

/* ============ 05 · COMPONENTES ============ */

/* --- Botões --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  min-height: 48px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--t-fast), box-shadow var(--t-fast),
    border-color var(--t-fast), color var(--t-fast);
}

.btn svg {
  width: 20px;
  height: 20px;
  flex: none;
}

/* Primário: cyan carrega ação — texto sempre navy-900, nunca branco */
.btn-primary {
  background: var(--cyan-500);
  color: var(--navy-900);
}

.btn-primary:hover {
  background: var(--cyan-300);
  color: var(--navy-900);
  box-shadow: var(--sombra-sm);
}

.btn-secondary {
  background: var(--navy-700);
  color: var(--branco);
}

.btn-secondary:hover {
  background: var(--navy-900);
  color: var(--branco);
}

.btn-ghost {
  background: transparent;
  border-color: var(--navy-300);
  color: var(--navy-700);
}

.btn-ghost:hover {
  border-color: var(--navy-700);
  color: var(--navy-900);
}

.btn-sm {
  padding: 10px 20px;
  min-height: 42px;
  font-size: var(--fs-small);
}

/* --- Link com seta --- */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--cyan-900);
  text-decoration: none;
}

.link-arrow::after {
  content: "→";
  transition: transform var(--t-fast);
}

.link-arrow:hover {
  color: var(--cyan-700);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.link-arrow:hover::after {
  transform: translateX(4px);
}

/* --- Cartão base --- */
.card {
  background: var(--branco);
  border: 1px solid var(--navy-100);
  border-radius: var(--radius-md);
  box-shadow: var(--sombra-sm);
  padding: var(--sp-3);
  transition: box-shadow var(--t-med), transform var(--t-med);
}

.card:hover {
  box-shadow: var(--sombra-md);
}

/* --- Callout com régua cyan --- */
.callout {
  background: var(--branco);
  border: 1px solid var(--navy-100);
  border-left: 4px solid var(--cyan-500);
  border-radius: var(--radius-md);
  box-shadow: var(--sombra-sm);
  padding: clamp(24px, 3vw, 40px);
  max-width: 56rem;
}

.callout > :last-child {
  margin-bottom: 0;
}

/* --- Ícone em tile --- */
.icon-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--cyan-100);
  color: var(--cyan-900);
  flex: none;
}

.icon-tile svg {
  width: 26px;
  height: 26px;
}

/* --- Bloco de CTA intermediário --- */
.section-tight {
  padding-block: clamp(16px, 3vw, 32px) clamp(40px, 6vw, 72px);
}

.cta-mid {
  background: var(--cyan-wash);
  border: 1px solid var(--navy-100);
  border-radius: var(--radius-md);
  padding: clamp(24px, 4vw, 48px);
}

.cta-mid h2 {
  font-size: clamp(1.375rem, 1vw + 1.05rem, 1.75rem);
  color: var(--navy-900);
  margin-bottom: var(--sp-1);
}

.cta-mid p {
  margin-bottom: var(--sp-3);
}

/* --- FAQ (details/summary, funciona sem JavaScript) --- */
.faq {
  display: grid;
  gap: var(--sp-2);
  max-width: 52rem;
}

.faq details {
  background: var(--branco);
  border: 1px solid var(--navy-100);
  border-radius: var(--radius-md);
  box-shadow: var(--sombra-sm);
}

.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  padding: 18px var(--sp-3);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--navy-900);
  border-radius: var(--radius-md);
}

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

.faq summary::after {
  content: "+";
  flex: none;
  font-size: 1.625rem;
  font-weight: 500;
  line-height: 1;
  color: var(--cyan-900);
  transition: transform var(--t-fast);
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details > p {
  margin: 0;
  padding: 0 var(--sp-3) var(--sp-3);
  max-width: none;
}

.faq summary:hover {
  color: var(--cyan-900);
}

/* --- Lista de checagem --- */
.check-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--sp-2);
  display: grid;
  gap: var(--sp-2);
}

.check-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  max-width: var(--measure);
}

.check-list svg {
  width: 22px;
  height: 22px;
  flex: none;
  margin-top: 5px;
  color: var(--cyan-900);
}

.section-dark .check-list svg {
  color: var(--cyan-300);
}

/* ============ 06 · HEADER / NAVEGAÇÃO ============ */

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--navy-900);
  color: var(--branco);
  padding: var(--sp-1) var(--sp-2);
  border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
  left: 0;
  color: var(--branco);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--branco);
  border-bottom: 1px solid var(--navy-100);
  transition: box-shadow var(--t-med);
}

.site-header.scrolled {
  box-shadow: var(--sombra-sm);
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  min-height: 64px;
  position: relative;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  padding-block: var(--sp-1);
}

.logo-link img {
  width: 118px;
  height: auto;
}

/* Botão hambúrguer — só existe com JS ativo */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--navy-100);
  border-radius: var(--radius-sm);
  background: var(--branco);
  color: var(--navy-700);
  cursor: pointer;
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

.nav-toggle .icon-close {
  display: none;
}

.nav-toggle[aria-expanded="true"] .icon-open {
  display: none;
}

.nav-toggle[aria-expanded="true"] .icon-close {
  display: block;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-1) var(--sp-3);
}

.site-nav a:not(.btn) {
  display: inline-block;
  padding: var(--sp-1) 0;
  color: var(--navy-700);
  font-weight: 500;
  font-size: var(--fs-small);
  text-decoration: none;
}

.site-nav a:not(.btn):hover {
  color: var(--cyan-900);
}

.site-nav a[aria-current="page"] {
  color: var(--cyan-900);
  font-weight: 700;
  box-shadow: inset 0 -2px 0 var(--cyan-500);
}

@media (min-width: 981px) {
  .header-bar {
    min-height: var(--header-h);
  }

  .logo-link img {
    width: 142px;
  }

  .site-nav ul {
    flex-wrap: nowrap;
    gap: var(--sp-1) var(--sp-3);
  }

  .site-nav a:not(.btn) {
    white-space: nowrap;
  }

  .nav-cta {
    margin-left: var(--sp-1);
  }
}

/* Mobile: sem JS o menu degrada para lista de links abaixo do logo */
@media (max-width: 980px) {
  .header-bar {
    flex-wrap: wrap;
  }

  html.js .nav-toggle {
    display: inline-flex;
  }

  html:not(.js) .site-nav {
    width: 100%;
    padding-bottom: var(--sp-2);
  }

  html.js .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--branco);
    border-bottom: 1px solid var(--navy-100);
    box-shadow: var(--sombra-md);
    padding: var(--sp-2);
  }

  html.js .site-nav.open {
    display: block;
  }

  html.js .site-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  html.js .site-nav a:not(.btn) {
    display: block;
    padding: 14px var(--sp-1);
    border-radius: var(--radius-sm);
    font-size: 1.0625rem;
  }

  html.js .site-nav a:not(.btn):hover {
    background: var(--surface);
  }

  html.js .site-nav a[aria-current="page"] {
    box-shadow: inset 3px 0 0 var(--cyan-500);
    padding-left: 14px;
  }

  .nav-cta {
    margin-top: var(--sp-2);
  }

  .nav-cta .btn {
    width: 100%;
  }
}

/* ============ 07 · SEÇÕES (HOME) ============ */

/* --- Hero --- */
.hero {
  background: linear-gradient(180deg, var(--cyan-wash) 0%, var(--branco) 72%);
  padding-block: clamp(48px, 8vw, 104px) clamp(48px, 7vw, 88px);
}

.hero-grid {
  display: grid;
  gap: var(--sp-4);
  align-items: center;
}

.hero-copy .lead {
  margin-block: var(--sp-3);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

/* A partir de 768px os dois botões do hero ficam lado a lado */
@media (min-width: 768px) {
  .hero-actions {
    flex-wrap: nowrap;
  }

  .hero-actions .btn {
    white-space: nowrap;
  }
}

/* Na faixa em que o hero divide em duas colunas, compacta levemente
   os botões para caberem lado a lado sem quebrar */
@media (min-width: 981px) and (max-width: 1240px) {
  .hero-actions {
    gap: var(--sp-1);
  }

  .hero-actions .btn {
    padding: 13px 18px;
    font-size: 0.9375rem;
  }
}

.hero-visual {
  display: none;
}

@media (min-width: 981px) {
  .hero-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: clamp(32px, 5vw, 80px);
  }

  .hero-visual {
    display: block;
  }
}

/* Composição: sua empresa → frentes → operação */
.hero-visual svg {
  width: 100%;
  height: auto;
}

.hv-panel {
  fill: var(--branco);
  opacity: 0.55;
}

.hv-chip {
  fill: var(--branco);
  stroke: var(--navy-100);
  stroke-width: 1.5;
}

.hv-chip-label {
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  fill: var(--navy-700);
}

.hv-node {
  fill: var(--navy-700);
}

.hv-node-label {
  font-family: var(--font);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  fill: var(--branco);
}

.hv-root-label {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  fill: var(--navy-500);
}

.hv-path {
  fill: none;
  stroke: var(--navy-300);
  stroke-width: 1.5;
  opacity: 0.55;
}

.hv-dot {
  fill: var(--cyan-500);
}

/* --- Reconhecimento do problema --- */
.pains {
  background: var(--surface);
}

.pains-grid {
  display: grid;
  gap: clamp(32px, 5vw, 64px);
}

@media (min-width: 981px) {
  .pains-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

.pain-quotes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-3);
}

.pain-quotes li {
  position: relative;
  padding-left: var(--sp-3);
  font-size: clamp(1.125rem, 1vw + 1rem, 1.375rem);
  font-weight: 500;
  line-height: 1.45;
  color: var(--navy-700);
  max-width: 30ch;
}

.pain-quotes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35em;
  bottom: 0.35em;
  width: 3px;
  border-radius: var(--radius-pill);
  background: var(--cyan-500);
}

@media (min-width: 981px) {
  .pain-quotes li:nth-child(2) {
    margin-left: var(--sp-4);
  }

  .pain-quotes li:nth-child(3) {
    margin-left: var(--sp-5);
  }
}

.pains-closing p:first-child {
  font-size: var(--fs-lead);
  font-weight: 500;
  color: var(--navy-500);
}

/* --- Frentes (linhas numeradas) --- */
.front-list {
  border-top: 1px solid var(--navy-100);
}

.front-row {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: var(--sp-3);
  row-gap: var(--sp-1);
  align-items: start;
  padding-block: clamp(24px, 3.4vw, 40px);
  border-bottom: 1px solid var(--navy-100);
  transition: background-color var(--t-med);
}

.front-row:hover {
  background: linear-gradient(90deg, var(--cyan-wash), transparent 70%);
}

.front-num {
  grid-row: 1 / span 3;
  font-size: var(--fs-small);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
  color: var(--cyan-900);
  padding-top: 6px;
}

.front-row h3 {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: 0;
}

.front-row h3 .icon-tile {
  width: 44px;
  height: 44px;
}

.front-row h3 .icon-tile svg {
  width: 22px;
  height: 22px;
}

.front-row p {
  margin-bottom: var(--sp-1);
  max-width: 56ch;
}

.front-row .link-arrow::before {
  content: "";
  position: absolute;
  inset: 0;
}

@media (min-width: 768px) {
  .front-row {
    grid-template-columns: 64px minmax(0, 5fr) auto;
  }

  .front-num {
    grid-row: auto;
  }

  .front-body {
    display: grid;
    gap: var(--sp-1);
  }

  .front-row .link-arrow {
    align-self: center;
    justify-self: end;
  }
}

/* --- Faixa de transição --- */
.bridge {
  background: var(--navy-700);
  color: var(--navy-100);
  padding-block: clamp(48px, 7vw, 88px);
}

.bridge .eyebrow {
  color: var(--cyan-300);
}

.bridge-line {
  font-size: clamp(1.625rem, 2.6vw + 0.9rem, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--branco);
  max-width: 24ch;
  margin: 0;
}

.bridge-flow {
  margin-top: var(--sp-3);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: var(--navy-300);
}

.bridge-flow svg {
  width: min(360px, 60vw);
  height: auto;
}

/* --- Como trabalhamos (linha de progressão) --- */
.steps-line {
  list-style: none;
  counter-reset: passo;
  margin: 0 0 var(--sp-3);
  padding: 0;
  display: grid;
  gap: var(--sp-3);
}

.steps-line li {
  counter-increment: passo;
  position: relative;
  padding-left: 64px;
}

.steps-line li::before {
  content: counter(passo);
  position: absolute;
  left: 0;
  top: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  background: var(--cyan-500);
  color: var(--navy-900);
  font-weight: 800;
  font-size: 1.125rem;
}

/* conector vertical no mobile */
.steps-line li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 21px;
  top: 52px;
  bottom: calc(-1 * var(--sp-3) + 8px);
  width: 2px;
  background: var(--navy-100);
}

.steps-line h3 {
  margin-bottom: 6px;
}

.steps-line p {
  margin-bottom: 0;
  max-width: 34ch;
}

@media (min-width: 768px) {
  .steps-line {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-4);
  }

  .steps-line li {
    padding-left: 0;
    padding-top: 68px;
  }

  .steps-line li::before {
    top: 0;
    left: 0;
  }

  /* conector horizontal no desktop */
  .steps-line li:not(:last-child)::after {
    left: 56px;
    right: calc(-1 * var(--sp-4) + 12px);
    top: 21px;
    bottom: auto;
    width: auto;
    height: 2px;
  }
}

/* --- Bloco de CTA final --- */
.cta-band {
  text-align: center;
}

.cta-band h2 {
  max-width: 22ch;
  margin-inline: auto;
}

.cta-band .lead {
  margin-inline: auto;
}

.cta-band .btn {
  margin-top: var(--sp-2);
}

/* ============ 08 · PÁGINAS INTERNAS ============ */

/* --- Hero de página --- */
.page-hero {
  background: linear-gradient(180deg, var(--cyan-wash) 0%, var(--branco) 78%);
  padding-block: clamp(48px, 7vw, 96px) clamp(40px, 6vw, 72px);
}

.page-hero h1 {
  max-width: 18ch;
}

.page-hero .lead {
  margin-block: var(--sp-3);
}

/* --- Faixa editorial escura --- */
.quote-band h2 {
  max-width: 20ch;
}

.quote-band .lead {
  max-width: var(--measure);
}

/* --- Linhas de definição (termo + descrição) --- */
.def-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--navy-100);
}

.def-rows li {
  display: grid;
  gap: 4px var(--sp-3);
  padding-block: var(--sp-3);
  border-bottom: 1px solid var(--navy-100);
}

.def-rows .def-term {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--navy-900);
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.def-rows .def-term::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--cyan-500);
  flex: none;
  transform: translateY(-1px);
}

.def-rows p {
  margin: 0;
}

@media (min-width: 768px) {
  .def-rows li {
    grid-template-columns: 280px minmax(0, 1fr);
  }
}

/* --- Linhas de recurso (ícone + texto) --- */
.feature-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-3);
}

.feature-rows li {
  display: flex;
  gap: var(--sp-2);
  align-items: flex-start;
  max-width: 56rem;
}

.feature-rows .icon-tile {
  width: 44px;
  height: 44px;
}

.feature-rows .icon-tile svg {
  width: 22px;
  height: 22px;
}

.feature-rows p {
  margin: 0;
}

/* --- Grade de exemplos (2×2) --- */
.example-grid {
  display: grid;
  gap: var(--sp-3);
}

@media (min-width: 768px) {
  .example-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.example-grid .card h3 {
  font-size: 1.1875rem;
  margin-bottom: var(--sp-1);
}

.example-grid .card p {
  margin: 0;
}

/* --- Timeline vertical (método) --- */
.timeline {
  list-style: none;
  counter-reset: fase;
  margin: 0 0 var(--sp-2);
  padding: 0;
  display: grid;
  gap: var(--sp-4);
  max-width: 52rem;
}

.timeline li {
  counter-increment: fase;
  position: relative;
  padding-left: 72px;
}

.timeline li::before {
  content: counter(fase);
  position: absolute;
  left: 0;
  top: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-pill);
  background: var(--cyan-500);
  color: var(--navy-900);
  font-weight: 800;
  font-size: 1.25rem;
}

.timeline li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 23px;
  top: 56px;
  bottom: calc(-1 * var(--sp-4) + 8px);
  width: 2px;
  background: var(--navy-100);
}

.timeline h3 {
  margin-bottom: 6px;
}

.timeline p {
  margin: 0;
}

/* --- Colunas de expectativa --- */
.expect-cols {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-3);
}

@media (min-width: 768px) {
  .expect-cols {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-4);
  }
}

.expect-cols li {
  border-top: 3px solid var(--cyan-500);
  padding-top: var(--sp-2);
}

.expect-cols strong {
  display: block;
  font-size: 1.125rem;
  color: var(--navy-900);
  margin-bottom: 6px;
}

/* --- Sobre: bloco pessoal --- */
.sobre-grid {
  display: grid;
  gap: var(--sp-4);
}

@media (min-width: 981px) {
  .sobre-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }
}

.sobre-figure {
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--navy-100), var(--surface));
  border: 1px solid var(--navy-100);
  padding: var(--sp-4) var(--sp-3);
  display: grid;
  justify-items: center;
  gap: var(--sp-2);
  text-align: center;
}

.sobre-figure img {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-md);
  background: var(--branco);
  padding: 10px;
  box-shadow: var(--sombra-sm);
}

.sobre-figure figcaption {
  color: var(--navy-500);
  font-size: var(--fs-small);
}

.sobre-figure figcaption strong {
  display: block;
  font-size: 1.125rem;
  color: var(--navy-900);
}

/* --- Contato --- */
.contact-grid {
  display: grid;
  gap: var(--sp-2);
}

@media (min-width: 640px) {
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-3);
  }
}

.contact-card {
  background: var(--branco);
  border: 1px solid var(--navy-100);
  border-radius: var(--radius-md);
  box-shadow: var(--sombra-sm);
  padding: var(--sp-3);
}

.contact-card h3 {
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--cyan-900);
  margin-bottom: var(--sp-1);
}

.contact-card p {
  margin: 0;
  font-size: 1.125rem;
}

/* ============ 09 · FOOTER / WHATSAPP ============ */

.site-footer {
  background: var(--navy-900);
  color: var(--navy-100);
  padding-block: var(--sp-4) var(--sp-3);
}

.site-footer strong {
  color: var(--branco);
}

.footer-grid {
  display: grid;
  gap: var(--sp-4);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-4) var(--sp-3);
  }
}

@media (min-width: 981px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--sp-3);
  }
}

.footer-brand p {
  max-width: 24rem;
  margin: 0;
}

.footer-mark {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--branco);
  padding: 7px;
  margin-bottom: var(--sp-2);
}

.site-footer h2 {
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan-300);
  margin-bottom: var(--sp-2);
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: var(--fs-small);
}

.site-footer a {
  color: var(--navy-100);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--cyan-300);
  text-decoration: underline;
}

.footer-bottom {
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--navy-700);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-3);
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--navy-300);
}

.footer-bottom p {
  margin: 0;
}

/* Botão flutuante de WhatsApp — discreto */
.whatsapp-float {
  position: fixed;
  right: var(--sp-2);
  bottom: var(--sp-2);
  z-index: 60;
  width: 54px;
  height: 54px;
  border-radius: var(--radius-pill);
  background: var(--whatsapp);
  color: var(--branco);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--sombra-md);
  transition: box-shadow var(--t-fast), transform var(--t-fast);
}

.whatsapp-float:hover {
  color: var(--branco);
  box-shadow: var(--sombra-xl);
  transform: translateY(-2px);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}

@media (min-width: 768px) {
  .whatsapp-float {
    right: var(--sp-3);
    bottom: var(--sp-3);
  }
}

/* ============ 10 · UTILITÁRIOS ============ */

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

.mb-0 {
  margin-bottom: 0;
}

.mt-3 {
  margin-top: var(--sp-3);
}

/* ============ 11 · AJUSTES RESPONSIVOS FINAIS ============ */

@media (max-width: 480px) {
  body {
    font-size: 1.0625rem;
  }

  .hero-actions .btn,
  .cta-band .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}