/* Romulo Roldão — RR Design Language "Costura" · v2.1 (fatia 1)
   Regras: charcoal estrutura, verde decide · traço ortogonal · tudo tem endereço
   · uma costura por tela · escala antes de ornamento. */

/* ==========================================================================
   Tokens
   ========================================================================== */

:root {
  /* Cor — derivada do logo (#404040 / #61CE70) */
  --rr-paper: #f5f5f3;
  --rr-mist: #e9eae7;
  --rr-surface: #ffffff;
  --rr-ink: #16181b;
  --rr-charcoal: #404040;
  --rr-muted: #5b5f66;
  --rr-line: #d5d7d3;
  --rr-green: #61ce70; /* marca: só gráfico ou sobre escuro */
  --rr-green-ink: #1e7a36; /* texto/ação sobre claro, AA */
  --rr-green-ink-hover: #165f2a;
  --rr-night: #141619;
  --rr-night-text: #edeeeb;

  /* Tipo */
  --font-sans: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;
  --font-serif: "Newsreader", Georgia, serif;

  --font-display: var(--font-sans);
  --display-stretch: 112%;
  --display-weight: 760;
  --display-weight-light: 380;
  --display-tracking: -0.035em;

  --type-display: clamp(2.75rem, 6.4vw, 5.75rem);
  --type-case: clamp(2.25rem, 4.6vw, 4.25rem);
  --type-h2: clamp(1.75rem, 3vw, 2.5rem);
  --type-h3: 1.375rem;
  --type-lead: clamp(1.1875rem, 1.6vw, 1.375rem);
  --type-body: 1.0625rem;
  --type-small: 0.9375rem;
  --type-meta: 0.75rem;
  --type-id: 0.8125rem;
  --type-quote: clamp(1.375rem, 2.4vw, 1.875rem);

  /* Espaço e grid */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.5rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --space-8: 9rem;
  --shell: 1360px;
  --margin: clamp(20px, 5vw, 80px);
  --gutter: clamp(16px, 2.5vw, 32px);
  --measure: 40rem;

  /* Forma */
  --radius: 2px;
  --stroke: 1px;

  /* Movimento */
  --dur-1: 120ms;
  --dur-2: 240ms;
  --dur-3: 480ms;
  --ease-out: cubic-bezier(0.2, 0, 0, 1);
  --stagger: 60ms;

  --header-h: 4.5rem;
}

.rr-type--serif {
  --font-display: var(--font-serif);
  --display-stretch: 100%;
  --display-weight: 500;
  --display-weight-light: 400;
  --display-tracking: -0.02em;
}

/* ==========================================================================
   Base
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  background: var(--rr-paper);
  color: var(--rr-ink);
  font-family: var(--font-sans);
  font-size: var(--type-body);
  line-height: 1.6;
  font-stretch: 100%;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--rr-green-ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color var(--dur-1) var(--ease-out);
}

a:hover {
  color: var(--rr-ink);
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--rr-ink);
  color: var(--rr-paper);
  padding: var(--space-2) var(--space-3);
  z-index: 1000;
}

.skip-link:focus {
  left: var(--space-3);
  top: var(--space-3);
}

.shell {
  width: min(100% - 2 * var(--margin), var(--shell));
  margin-inline: auto;
}

.shell.narrow {
  width: min(100% - 2 * var(--margin), 720px);
}

/* ==========================================================================
   Sistema: label + ID
   ========================================================================== */

.rr-label,
.eyebrow {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

.rr-id {
  font-family: var(--font-mono);
  font-size: var(--type-id);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--rr-charcoal);
}

/* ==========================================================================
   Marca
   ========================================================================== */

.rr-mark {
  display: block;
  flex: none;
  aspect-ratio: 301 / 303;
  height: auto;
}

.rr-mark__top path {
  stroke: var(--rr-charcoal);
}

.rr-mark__bottom-frame {
  stroke: var(--rr-green);
}

.rr-mark__bottom {
  fill: var(--rr-green);
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--rr-paper) 94%, transparent);
  backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: var(--stroke) solid transparent;
  transition: border-color var(--dur-2) var(--ease-out);
}

.site-header.is-scrolled {
  border-bottom-color: var(--rr-line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 1.125rem 0;
  transition: padding var(--dur-2) var(--ease-out);
}

.site-header.is-scrolled .site-header__inner {
  padding: 0.625rem 0;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--rr-ink);
}

.site-brand:hover {
  color: var(--rr-ink);
}

.site-brand__mark {
  width: 2.125rem;
  transition: width var(--dur-2) var(--ease-out);
}

.site-header.is-scrolled .site-brand__mark {
  width: 1.75rem;
}

.site-brand__text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.site-brand__name {
  font-size: 1.0625rem;
  font-weight: 680;
  font-stretch: 108%;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.site-brand__role {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rr-muted);
  line-height: 1.2;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__list a:not(.btn) {
  position: relative;
  color: var(--rr-ink);
  text-decoration: none;
  font-size: var(--type-small);
  font-weight: 500;
}

.site-nav__list a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.3rem;
  height: 2px;
  background: var(--rr-green-ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-2) var(--ease-out);
}

.site-nav__list a:not(.btn):hover::after,
.site-nav__list a:not(.btn):focus-visible::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rr-ink);
  padding: 0.25rem 0;
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--rr-ink);
  cursor: pointer;
}

/* ==========================================================================
   Ações
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.8rem 1.35rem;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out),
    border-color var(--dur-1) var(--ease-out), transform var(--dur-1) var(--ease-out);
}

.btn:active {
  transform: translateY(1px);
}

.btn--sm {
  min-height: 2.5rem;
  padding: 0.6rem 1rem;
  font-size: var(--type-small);
}

.btn--primary {
  background: var(--rr-green-ink);
  color: #ffffff;
}

.btn--primary:hover {
  background: var(--rr-ink);
  color: #ffffff;
}

.btn--ghost {
  background: transparent;
  border-color: var(--rr-ink);
  color: var(--rr-ink);
}

.btn--ghost:hover {
  background: var(--rr-ink);
  color: var(--rr-paper);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--type-id);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--rr-green-ink);
}

.text-link:hover {
  color: var(--rr-ink);
}

.text-link--arrow::after {
  content: "→";
  font-family: var(--font-sans);
  transition: transform var(--dur-2) var(--ease-out);
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--rr-line);
  border-radius: var(--radius);
  color: var(--rr-muted);
}

/* "No ar" é decisão/estado → verde */
.badge--live {
  border-color: var(--rr-green-ink);
  color: var(--rr-green-ink);
}

.badge--live::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--rr-green);
}

/* ==========================================================================
   Hero — tese dividida na costura
   ========================================================================== */

.hero {
  padding: var(--space-7) 0 var(--space-7);
}

.hero__position {
  margin-bottom: var(--space-5);
}

.hero__title {
  margin: 0 0 var(--space-6);
  max-width: 15.5em;
  font-family: var(--font-display);
  font-size: var(--type-display);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  line-height: 0.98;
  letter-spacing: var(--display-tracking);
  text-wrap: balance;
}

.hero__half {
  display: block;
}

.hero__half--bottom {
  font-weight: var(--display-weight-light);
}

.rr-type--serif .hero__half--bottom {
  font-style: italic;
}

/* A fenda do logo: estrutura em cima, produto embaixo */
.hero__seam {
  position: relative;
  display: block;
  height: 0.34em;
}

.hero__seam::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 0.9em;
  height: max(3px, 0.05em);
  transform: translateY(-50%);
  background: var(--rr-green);
}

.hero__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5);
  padding-top: var(--space-4);
  border-top: var(--stroke) solid var(--rr-line);
}

.hero__support {
  margin: 0;
  max-width: 38rem;
  font-size: var(--type-lead);
  line-height: 1.5;
  color: var(--rr-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Entrada: label → metade de cima → costura → metade de baixo → rodapé */
@keyframes rr-rise {
  from {
    opacity: 0;
    transform: translateY(0.35em);
  }
}

@keyframes rr-draw {
  from {
    transform: translateY(-50%) scaleX(0);
  }
}

.hero__position,
.hero__half,
.hero__foot {
  animation: rr-rise var(--dur-3) var(--ease-out) both;
}

.hero__half--top {
  animation-delay: calc(var(--stagger) * 1);
}

.hero__seam::before {
  transform-origin: left;
  animation: rr-draw var(--dur-3) var(--ease-out) calc(var(--stagger) * 3) both;
}

.hero__half--bottom {
  animation-delay: calc(var(--stagger) * 4);
}

.hero__foot {
  animation-delay: calc(var(--stagger) * 6);
}

/* ==========================================================================
   Seções
   ========================================================================== */

.section {
  padding: var(--space-7) 0;
}

.section + .section {
  border-top: var(--stroke) solid var(--rr-line);
}

.section-head {
  margin-bottom: var(--space-6);
  max-width: 48rem;
}

.section-title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--type-h2);
  font-weight: 640;
  font-stretch: 104%;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.section-title--sm {
  font-size: clamp(1.375rem, 2vw, 1.75rem);
}

.section-support {
  margin: var(--space-3) 0 0;
  color: var(--rr-muted);
}

.section-head--row {
  margin-bottom: var(--space-5);
}

.section-foot {
  margin: var(--space-6) 0 0;
}

/* ==========================================================================
   Trabalho selecionado
   ========================================================================== */

.project-list {
  display: flex;
  flex-direction: column;
}

.project-strip {
  position: relative;
  padding: var(--space-6) 0;
  border-top: var(--stroke) solid var(--rr-line);
}

.project-strip:last-child {
  border-bottom: var(--stroke) solid var(--rr-line);
}

.project-strip--media {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--gutter) calc(var(--gutter) * 2);
  align-items: center;
}

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

.project-strip__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  margin: 0 0 var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

.project-strip__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-display);
  font-size: var(--type-case);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  line-height: 1;
  letter-spacing: var(--display-tracking);
  text-wrap: balance;
}

.project-strip__title a {
  color: var(--rr-ink);
  text-decoration: none;
}

/* Área clicável = strip inteiro */
.project-strip__title a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.project-strip__line {
  margin: 0 0 var(--space-3);
  max-width: 34rem;
  font-size: var(--type-lead);
  line-height: 1.45;
}

.project-strip__outcome {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-3);
  border-left: 2px solid var(--rr-green);
  font-size: var(--type-small);
  font-weight: 600;
  color: var(--rr-ink);
}

.project-strip__deep {
  position: relative;
  z-index: 1;
  margin: 0 0 var(--space-3);
}

.project-strip__body .text-link {
  position: relative;
  z-index: 1;
}

.project-strip__still {
  margin: 0;
  overflow: hidden;
  background: var(--rr-mist);
  border-radius: var(--radius);
}

.project-strip__still img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform var(--dur-3) var(--ease-out);
}

.project-strip__meta,
.project-strip__facts {
  transition: transform var(--dur-2) var(--ease-out);
}

@media (hover: hover) {
  .project-strip:hover .project-strip__still img {
    transform: scale(1.02);
  }

  .project-strip:hover .project-strip__meta,
  .project-strip:hover .project-strip__facts {
    transform: translateX(4px);
  }
}

/* Reveal: só esconde quando o JS confirmou que vai revelar */
.rr-reveal-ready .rr-reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(16px);
}

.rr-reveal {
  transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out);
}

/* ==========================================================================
   Capacidades / ferramentas
   ========================================================================== */

.how-i-work--compact .section-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
}

.capability-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.capability-chip {
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--rr-line);
  border-radius: var(--radius);
  color: var(--rr-ink);
}

.tools-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
}

.tools-list li {
  font-family: var(--font-mono);
  font-size: var(--type-id);
  color: var(--rr-muted);
}

.capability-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.capability {
  padding: var(--space-4);
  border: 1px solid var(--rr-line);
}

.capability__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 500;
}

.capability__text {
  margin: 0;
  color: var(--rr-muted);
  font-size: 1rem;
}

/* ==========================================================================
   Depoimentos — voz humana (serif itálico nas duas variantes)
   ========================================================================== */

.testimonial-list {
  display: grid;
  gap: var(--space-5);
}

.testimonial {
  margin: 0;
  padding: var(--space-5) 0 0;
  border-top: var(--stroke) solid var(--rr-line);
  max-width: 52rem;
}

.testimonial__quote {
  margin: 0 0 var(--space-4);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--type-quote);
  line-height: 1.35;
  font-weight: 400;
}

.testimonial__name {
  display: block;
  font-style: normal;
  font-weight: 650;
}

.testimonial__role {
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

/* ==========================================================================
   Escrita / sobre / arquivo
   ========================================================================== */

.writing-list,
.archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.writing-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-top: var(--stroke) solid var(--rr-line);
  text-decoration: none;
  color: var(--rr-ink);
}

.writing-item__title {
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 560;
  line-height: 1.25;
  letter-spacing: -0.01em;
  transition: color var(--dur-1) var(--ease-out);
}

.writing-item:hover .writing-item__title {
  color: var(--rr-green-ink);
}

.about-teaser__inner {
  max-width: 48rem;
}

.about-teaser__text {
  margin: var(--space-4) 0 var(--space-5);
  font-size: var(--type-lead);
  color: var(--rr-muted);
}

.archive-item {
  display: grid;
  grid-template-columns: 4rem 1fr auto;
  gap: var(--space-3);
  align-items: baseline;
  padding: var(--space-4) 0;
  border-top: var(--stroke) solid var(--rr-line);
  text-decoration: none;
  color: var(--rr-ink);
}

.archive-item__num {
  font-family: var(--font-mono);
  font-size: var(--type-id);
  color: var(--rr-muted);
}

.archive-item__title {
  font-family: var(--font-display);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.05;
}

/* ==========================================================================
   Case — chrome
   ========================================================================== */

.case-study {
  padding-bottom: var(--space-6);
}

.case-hero {
  padding: var(--space-7) 0 var(--space-6);
}

.case-hero__inner {
  max-width: none;
}

.case-hero__title {
  margin: 0 0 var(--space-4);
  max-width: 14em;
  font-family: var(--font-display);
  font-size: var(--type-case);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  line-height: 1;
  letter-spacing: var(--display-tracking);
  text-wrap: balance;
}

.case-hero__line {
  margin: 0;
  max-width: 44rem;
  font-size: var(--type-lead);
  line-height: 1.45;
  color: var(--rr-muted);
}

.case-hero__meta-list {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: var(--space-4) 0 0;
  border-top: var(--stroke) solid var(--rr-line);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: var(--space-4) var(--gutter);
}

.case-hero__meta-list li {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: var(--type-small);
  color: var(--rr-ink);
}

.case-hero__label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

.case-hero__outcome {
  margin: var(--space-5) 0 0;
  padding-left: var(--space-3);
  border-left: 2px solid var(--rr-green);
  font-size: var(--type-lead);
  font-weight: 600;
  max-width: 44rem;
}

.case-hero__external {
  margin: var(--space-4) 0 0;
}

.case-hero__meta {
  margin: var(--space-2) 0 0;
  font-family: var(--font-mono);
  font-size: var(--type-id);
  color: var(--rr-muted);
}

.case-framework [id],
.case-hero[id],
.case-block[id],
#contexto,
#problema,
#papel,
#decisoes,
#solucao,
#descartados,
#tradeoffs,
#impacto,
#resultado,
#aprendizados {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.case-toc {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  padding: var(--space-4) 0;
  border-top: var(--stroke) solid var(--rr-line);
  border-bottom: var(--stroke) solid var(--rr-line);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.case-toc a {
  color: var(--rr-muted);
  text-decoration: none;
}

.case-toc a:hover {
  color: var(--rr-green-ink);
}

/* O contêiner segue o grid (.shell); só o texto respeita a medida — alinhado à esquerda */
.case-framework {
  padding: var(--space-6) 0;
}

.case-framework > * {
  max-width: var(--measure);
}

.case-framework--close {
  border-top: var(--stroke) solid var(--rr-line);
}

.case-block {
  margin-bottom: var(--space-6);
}

.case-block__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--type-h3);
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--rr-ink);
}

.case-block p {
  margin: 0;
  max-width: 65ch;
  line-height: 1.65;
}

.case-body {
  padding: var(--space-6) 0;
  border-top: var(--stroke) solid var(--rr-line);
}

.case-body__label {
  margin-bottom: var(--space-5);
}

.case-body__hint {
  margin: 0;
  color: var(--rr-muted);
  font-size: var(--type-small);
}

.case-related {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.case-still {
  margin: 0 0 var(--space-5);
}

.case-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--stroke) solid var(--rr-line);
}

.entry-content {
  max-width: 100%;
}

.entry-content > *:first-child {
  margin-top: 0;
}

.entry-content > *:last-child {
  margin-bottom: 0;
}

/* Case — artefatos (partials PHP) */

.case-artifacts {
  padding-bottom: var(--space-5);
}

.case-solution {
  max-width: var(--measure);
}

.case-solution__title {
  margin: 0 0 var(--space-3);
  font-size: var(--type-h3);
  font-weight: 650;
  color: var(--rr-ink);
}

.case-solution p {
  margin: 0 0 var(--space-3);
  line-height: 1.65;
  color: var(--rr-muted);
}

.case-solution__points {
  margin: 0 0 var(--space-4);
  padding-left: 1.25rem;
  line-height: 1.55;
  color: var(--rr-muted);
}

.case-solution__points li {
  margin-bottom: var(--space-2);
}

.case-gallery {
  display: grid;
  gap: var(--gutter);
  margin: var(--space-5) 0;
}

.case-artifact {
  margin: 0 0 var(--space-4);
}

.case-artifact img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  background: var(--rr-mist);
}

.case-artifact--phone {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-5) 0 0;
  background: var(--rr-mist);
}

.case-artifact--phone img {
  width: min(100%, 360px);
  border-radius: var(--radius) var(--radius) 0 0;
}

.case-artifact--phone figcaption {
  align-self: stretch;
  margin: 0;
  padding: var(--space-2) var(--space-3);
  background: var(--rr-paper);
}

.case-artifact figcaption {
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--rr-muted);
}

/* ==========================================================================
   Rodapé
   ========================================================================== */

.site-footer {
  padding: var(--space-7) 0 var(--space-4);
  background: var(--rr-night);
  color: var(--rr-night-text);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--gutter);
  margin-bottom: var(--space-6);
}

.site-footer__sign {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-footer__mark {
  width: 3rem;
}

/* Sobre escuro o charcoal some; a metade de cima vira a cor do texto */
.site-footer .rr-mark__top path {
  stroke: var(--rr-night-text);
}

.site-footer__brand {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 680;
  font-stretch: 108%;
}

.site-footer__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #a4a8ae;
}

.site-footer .rr-label {
  color: #a4a8ae;
}

.site-footer p {
  margin: 0 0 var(--space-2);
}

.site-footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

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

.site-footer a:hover {
  color: var(--rr-green);
}

.site-footer :focus-visible {
  outline-color: var(--rr-green);
}

.site-footer__legal {
  padding-top: var(--space-3);
  border-top: var(--stroke) solid #2c2f34;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: #a4a8ae;
}

/* ==========================================================================
   Prévia — seletor do teste A/B de tipografia
   ========================================================================== */

body:has(.rr-review) {
  padding-bottom: 4rem;
}

.rr-review {
  position: fixed;
  left: 1rem;
  bottom: 1rem;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.6rem 0.85rem;
  background: var(--rr-night);
  color: var(--rr-night-text);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.rr-review__label {
  color: #a4a8ae;
}

.rr-review a {
  color: var(--rr-night-text);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}

.rr-review a[aria-current="true"] {
  border-bottom-color: var(--rr-green);
}

/* ==========================================================================
   Home — índice de trabalho: um layout por case (não cards iguais)
   ========================================================================== */

.selected-work {
  overflow-x: clip;
}

/* PRV — produto no ar: o celular "sobe" de dentro de um painel */
.project-strip--feature.project-strip--media {
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
}

.project-strip__still--phone {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  aspect-ratio: 5 / 4;
  padding: 9% 0 0;
  background: var(--rr-mist);
}

.project-strip__still--phone img {
  width: auto;
  height: 100%;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: top;
  border: var(--stroke) solid var(--rr-line);
  border-bottom: 0;
  border-radius: var(--radius) var(--radius) 0 0;
  box-shadow: 0 -1px 0 var(--rr-line);
}

/* TIM — operação: a tela sangra até a borda da janela */
.project-strip--bleed .project-strip__still {
  margin-right: calc(-1 * max(var(--margin), (100vw - var(--shell)) / 2));
  border-radius: 0;
}

/* DDC — decisão pontual: imagem menor, à esquerda */
.project-strip--compact.project-strip--media {
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
}

.project-strip--compact .project-strip__still {
  order: -1;
}

/* ==========================================================================
   Faixas: escuro = onde o verde da marca vive; névoa = pausa
   ========================================================================== */

.band {
  border-top: 0;
}

.band + .section,
.section + .band {
  border-top: 0;
}

.band--mist {
  background: var(--rr-mist);
}

/* --rr-green-ink cai para ~4.4:1 sobre a névoa; o tom escuro mantém AA */
.band--mist .text-link,
.band--mist a:hover .writing-item__title {
  color: var(--rr-green-ink-hover);
}

.band--night {
  --band-muted: #a4a8ae;
  --band-body: #c9ccd1;
  --band-line: #2c2f34;
  background: var(--rr-night);
  color: var(--rr-night-text);
}

.band--night .rr-label {
  color: var(--band-muted);
}

.band--night .rr-id {
  color: var(--rr-green);
}

.band--night .section-title {
  color: var(--rr-night-text);
}

.band--night a {
  color: var(--rr-night-text);
}

.band--night a:hover {
  color: var(--rr-green);
}

.band--night :focus-visible {
  outline-color: var(--rr-green);
}

.band--night .btn--primary {
  background: var(--rr-green);
  color: var(--rr-night);
}

.band--night .btn--primary:hover {
  background: var(--rr-night-text);
  color: var(--rr-night);
}

.band--night .text-link {
  color: var(--rr-green);
}

.band--night .text-link:hover {
  color: var(--rr-night-text);
}

/* Como trabalho — capacidade → case que prova */

.capability-grid {
  list-style: none;
  margin: 0 0 var(--space-6);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--gutter);
}

.capability-cell {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 2px solid var(--band-line);
  transition: border-color var(--dur-2) var(--ease-out);
}

.capability-cell:hover,
.capability-cell:focus-within {
  border-top-color: var(--rr-green);
}

.capability-cell__title {
  margin: 0;
  font-size: clamp(1.25rem, 1.8vw, 1.5rem);
  font-weight: 650;
  font-stretch: 104%;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.capability-cell__body {
  margin: 0;
  flex: 1;
  color: var(--band-body);
  line-height: 1.55;
}

.capability-cell__proof {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding-top: var(--space-3);
  border-top: var(--stroke) solid var(--band-line);
  font-size: var(--type-small);
  text-decoration: none;
}

.capability-cell__proof::after {
  content: "→";
  margin-left: auto;
  transition: transform var(--dur-2) var(--ease-out);
}

.capability-cell__proof:hover::after {
  transform: translateX(4px);
}

.tools-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-3) var(--space-5);
  padding-top: var(--space-4);
  border-top: var(--stroke) solid var(--band-line);
}

.tools-row .rr-label {
  margin: 0;
}

.band--night .tools-list li {
  color: var(--rr-night-text);
}

/* Vozes — o primeiro depoimento lidera */

.testimonial-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6) var(--gutter);
}

.testimonial--lead {
  grid-column: 1 / -1;
  max-width: 62rem;
}

.testimonial--lead .testimonial__quote {
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  line-height: 1.25;
}

.testimonial:not(.testimonial--lead) .testimonial__quote {
  font-size: clamp(1.25rem, 1.8vw, 1.5rem);
}

/* Escrita — cabeçalho à esquerda, lista à direita */

.writing__inner {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: var(--gutter) calc(var(--gutter) * 2);
  align-items: start;
}

.writing__inner .section-head {
  margin-bottom: 0;
}

.writing-list li:last-child .writing-item {
  border-bottom: var(--stroke) solid var(--rr-line);
}

.writing-item .text-link {
  flex: none;
}

/* Contato — fecha a página no escuro, emendado ao rodapé */

.contact-band {
  padding: var(--space-8) 0 var(--space-7);
}

.contact-band__title {
  margin: 0 0 var(--space-6);
  max-width: 22em;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.4vw, 3.75rem);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight-light);
  line-height: 1.08;
  letter-spacing: var(--display-tracking);
  text-wrap: balance;
}

.contact-band__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-5);
}

.site-main:has(> .contact-band:last-child) + .site-footer {
  padding-top: 0;
}

.site-main:has(> .contact-band:last-child) + .site-footer .site-footer__inner {
  padding-top: var(--space-5);
  border-top: var(--stroke) solid #2c2f34;
}

@media (max-width: 1024px) {
  .capability-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: var(--space-5);
  }

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

  .writing__inner .section-head {
    margin-bottom: var(--space-4);
  }
}

@media (max-width: 800px) {
  .project-strip--feature.project-strip--media,
  .project-strip--compact.project-strip--media {
    grid-template-columns: 1fr;
  }

  .project-strip--bleed .project-strip__still {
    margin-right: calc(-1 * var(--margin));
  }

  .capability-grid,
  .testimonial-list {
    grid-template-columns: 1fr;
  }

  .contact-band {
    padding: var(--space-7) 0 var(--space-6);
  }
}

/* ==========================================================================
   Primitivo "Nó + Costura" (.rr-map)
   Grupos em trilho ortogonal → costura → uma saída (decisão) por grupo.
   Estado padrão = resolvido; --rr-structure / --rr-clarity animam de 0 a 1.
   ========================================================================== */

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

/* Progresso herdado da seção (JS); sem JS, o fallback 1 = estado resolvido */
.rr-map {
  --map-text: var(--rr-muted);
  --map-strong: var(--rr-ink);
  --map-line: var(--rr-line);
  --map-bg: var(--rr-paper);
  position: relative;
}

.band--night .rr-map {
  --map-text: #c9ccd1;
  --map-strong: var(--rr-night-text);
  --map-line: #3a3e44;
  --map-bg: var(--rr-night);
}

.rr-map__groups {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(var(--rr-groups, 4), minmax(0, 1fr));
  grid-auto-rows: auto;
}

.band--mist .rr-map {
  --map-bg: var(--rr-mist);
}

.rr-map__group {
  display: grid;
  grid-row: span 3;
  grid-template-rows: subgrid;
  min-width: 0;
}

.rr-map__head {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0 var(--gutter) var(--space-4) 0;
  color: var(--map-strong);
  text-decoration: none;
  opacity: var(--rr-structure, 1);
}

.rr-map__name {
  font-weight: 650;
  font-stretch: 104%;
}

.rr-map__nodes {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 var(--gutter) var(--space-5) 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* O trilho: linha vertical que se desenha com a estrutura */
.rr-map__nodes::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.35rem;
  bottom: 0;
  width: 1px;
  background: var(--map-line);
  transform: scaleY(var(--rr-structure, 1));
  transform-origin: top;
}

.rr-node {
  position: relative;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--type-id);
  letter-spacing: 0.02em;
  line-height: 1.35;
  color: var(--map-text);
}

.rr-map__nodes .rr-node {
  will-change: transform;
}

/* Nó: quadrado vazado no trilho (geometria do logo) */
.rr-map__nodes .rr-node::before {
  content: "";
  position: absolute;
  left: calc(-1.25rem);
  top: 0.4em;
  width: 7px;
  height: 7px;
  border: 1px solid currentColor;
  background: var(--map-bg);
}

.rr-node[data-state="active"] {
  color: var(--map-strong);
}

.rr-node[data-state="discarded"] {
  text-decoration: line-through;
  text-decoration-thickness: 1px;
  opacity: 0.6;
}

/* Saída: cruza a costura e fica verde — a decisão */
.rr-node--output {
  position: relative;
  padding: var(--space-3) var(--gutter) 0 1.25rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--map-strong);
  opacity: var(--rr-clarity, 1);
  transform: translateY(calc((1 - var(--rr-clarity, 1)) * 10px));
}

.rr-node--output::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: var(--rr-green);
  transform: scaleX(var(--rr-clarity, 1));
  transform-origin: left;
}

.rr-node--output::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--space-3) + 0.35em);
  width: 8px;
  height: 8px;
  background: var(--rr-green);
}

/* ==========================================================================
   Assinatura da Home — Complexidade → estrutura → clareza
   ========================================================================== */

.rr-signature__track {
  padding: var(--space-7) 0;
}

.rr-signature__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.rr-signature__head .section-title {
  font-size: clamp(2rem, 4.2vw, 3.5rem);
  font-family: var(--font-display);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking);
}

.rr-signature__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--band-muted);
}

.rr-signature__steps li {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  padding-bottom: 0.35rem;
  border-bottom: 2px solid transparent;
  transition: color var(--dur-2) var(--ease-out), border-color var(--dur-2) var(--ease-out);
}

.rr-signature__steps .rr-id {
  color: inherit;
}

.rr-signature[data-step="1"] .rr-signature__steps [data-step="1"],
.rr-signature[data-step="2"] .rr-signature__steps [data-step="2"],
.rr-signature[data-step="3"] .rr-signature__steps [data-step="3"] {
  color: var(--rr-night-text);
  border-bottom-color: var(--rr-green);
}

.rr-signature__note {
  margin: var(--space-6) 0 0;
  max-width: var(--measure);
  font-size: var(--type-small);
  color: var(--band-muted);
}

/* Com JS: trilha alta + palco fixo; o scroll conduz a transformação */
.rr-signature.is-enhanced .rr-signature__track {
  height: 280vh;
  padding: 0;
}

.rr-signature.is-enhanced .rr-signature__stage {
  position: sticky;
  top: var(--header-h);
  min-height: calc(100vh - var(--header-h));
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-5) 0;
}

.rr-signature.is-enhanced .rr-map__nodes .rr-node {
  color: color-mix(in srgb, var(--map-text) calc(55% + 45% * var(--rr-structure, 1)), transparent);
}

/* Duas faixas escuras seguidas: uma régua, não um vão */
.rr-signature + .band--night {
  padding-top: var(--space-6);
}

.rr-signature + .band--night > .shell {
  padding-top: var(--space-6);
  border-top: var(--stroke) solid var(--band-line);
}

@media (max-width: 800px) {
  .rr-map__groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: var(--space-5);
  }

  .rr-map__nodes {
    padding-bottom: var(--space-4);
    gap: 0.5rem;
  }

  .rr-node--output {
    font-size: var(--type-small);
  }

  .rr-signature.is-enhanced .rr-signature__track {
    height: 220vh;
  }

  .rr-signature__head {
    margin-bottom: var(--space-4);
  }

  .rr-signature__steps {
    gap: var(--space-3);
  }

  .rr-signature__note {
    display: none;
  }
}

/* ==========================================================================
   Case — artefato principal (logo após o hero)
   ========================================================================== */

.case-lead {
  padding: var(--space-6) 0;
}

.case-lead__head {
  margin-bottom: var(--space-5);
}

.case-lead__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  line-height: 1.05;
  letter-spacing: var(--display-tracking);
}

.case-lead__body--still {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  gap: calc(var(--gutter) * 2);
  align-items: end;
}

.case-lead__still {
  margin: 0;
  display: flex;
  justify-content: center;
}

.case-lead__still img {
  width: auto;
  max-height: 22rem;
  border: var(--stroke) solid var(--rr-line);
  border-bottom: 0;
  border-radius: var(--radius) var(--radius) 0 0;
}

.case-lead__caption {
  margin: var(--space-5) 0 0;
  max-width: var(--measure);
  font-size: var(--type-small);
  color: var(--rr-muted);
}

/* TIM — áreas do portal como nós de um trilho; cada uma abre a tela real */

.rr-flow__rail {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: var(--space-4);
  border-top: var(--stroke) solid var(--rr-line);
}

.rr-flow__node {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: var(--space-3) var(--space-4) var(--space-3) 1.25rem;
  background: transparent;
  border: 0;
  font-family: var(--font-sans);
  font-size: var(--type-small);
  font-weight: 500;
  color: var(--rr-muted);
  cursor: pointer;
  transition: color var(--dur-1) var(--ease-out);
}

.rr-flow__node::before {
  content: "";
  position: absolute;
  left: 0;
  top: -4px;
  width: 7px;
  height: 7px;
  border: 1px solid currentColor;
  background: var(--rr-mist);
}

.rr-flow__node:hover {
  color: var(--rr-ink);
}

.rr-flow__node[aria-selected="true"] {
  color: var(--rr-ink);
  font-weight: 650;
}

.rr-flow__node[aria-selected="true"]::before {
  background: var(--rr-green);
  border-color: var(--rr-green);
}

.rr-flow__panel {
  margin: 0;
}

.rr-flow__panel img {
  width: 100%;
  height: auto;
  border: var(--stroke) solid var(--rr-line);
  border-radius: var(--radius);
  background: var(--rr-surface);
  animation: rr-rise var(--dur-2) var(--ease-out);
}

/* Defesa de Cor — mesma estrutura, com e sem identidade */

.rr-context__frames {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gutter);
}

.rr-context__frame {
  --id: var(--rr-line);
  --id-text: var(--rr-muted);
  overflow: hidden;
  background: var(--rr-surface);
  border: var(--stroke) solid var(--rr-line);
  border-radius: var(--radius);
}

.rr-context[data-state="depois"] .rr-context__frame--1 {
  --id: var(--rr-green);
  --id-text: var(--rr-night);
}

/* Cor ilustrativa: a identidade real é confidencial */
.rr-context[data-state="depois"] .rr-context__frame--2 {
  --id: #5b7fbf;
  --id-text: #ffffff;
}

.rr-context__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  height: 2.5rem;
  padding: 0 var(--space-3);
  background: var(--id);
  color: var(--id-text);
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background var(--dur-3) var(--ease-out), color var(--dur-3) var(--ease-out);
}

.rr-context__where {
  transition: opacity var(--dur-2) var(--ease-out);
}

.rr-context[data-state="depois"] .rr-context__where {
  opacity: 0;
}

.rr-context[data-state="antes"] .rr-context__name {
  opacity: 0.35;
}

.rr-context__layout {
  display: grid;
  grid-template-columns: 30% 1fr;
  gap: var(--space-3);
  padding: var(--space-3);
  min-height: 11rem;
}

.rr-context__side,
.rr-context__main {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.rr-context__side {
  padding-right: var(--space-3);
  border-right: var(--stroke) solid var(--rr-line);
}

.rr-context__layout i {
  display: block;
  height: 0.5rem;
  background: var(--rr-mist);
}

.rr-context__side i:first-child {
  background: var(--id);
  transition: background var(--dur-3) var(--ease-out);
}

.rr-context__main i:nth-child(2) {
  width: 70%;
}

.rr-context__main b {
  display: block;
  flex: 1;
  min-height: 3.5rem;
  margin-top: 0.4rem;
  border: var(--stroke) solid var(--rr-line);
  border-top: 3px solid var(--id);
  transition: border-color var(--dur-3) var(--ease-out);
}

.rr-context__controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3) var(--space-4);
  margin-top: var(--space-4);
}

.rr-context__status {
  margin: 0;
  font-size: var(--type-small);
  color: var(--rr-ink);
}

.rr-context__toggle-on,
.rr-context[data-state="depois"] .rr-context__toggle-off {
  display: none;
}

.rr-context[data-state="depois"] .rr-context__toggle-on {
  display: inline;
}

/* ==========================================================================
   Mapa de decisão — problema → descartado × escolhido → resultado
   ========================================================================== */

.case-framework > .case-block--wide {
  max-width: none;
}

.rr-decision {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr) minmax(0, 1fr);
  border-top: var(--stroke) solid var(--rr-line);
  border-bottom: var(--stroke) solid var(--rr-line);
}

.rr-decision__col {
  padding: var(--space-4) var(--gutter) var(--space-4) 0;
}

.rr-decision__col + .rr-decision__col {
  padding-left: var(--gutter);
  border-left: var(--stroke) solid var(--rr-line);
}

.rr-decision__col--options {
  display: grid;
  gap: var(--space-4);
}

.rr-decision__option {
  position: relative;
  padding-left: 1.25rem;
}

.rr-decision__option::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2rem;
  width: 8px;
  height: 8px;
  border: 1px solid var(--rr-muted);
}

.rr-decision__option[data-state="discarded"] .rr-decision__text {
  color: var(--rr-muted);
}

.rr-decision__option[data-state="discarded"] .rr-label {
  text-decoration: line-through;
}

.rr-decision__option[data-state="chosen"]::before {
  background: var(--rr-green);
  border-color: var(--rr-green);
}

.rr-decision__option[data-state="chosen"] .rr-label {
  color: var(--rr-green-ink);
}

.rr-decision__text {
  margin: 0;
  font-size: var(--type-small);
  line-height: 1.55;
}

.rr-decision__col--outcome .rr-decision__text {
  font-weight: 600;
}

/* Tensões: os trade-offs que a decisão equilibra */
.rr-decision__tensions {
  grid-column: 1 / -1;
  padding: var(--space-4) 0;
  border-top: var(--stroke) solid var(--rr-line);
}

.rr-decision__tensions ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--type-id);
}

/* PROCAP — Cronograma de Impressão (em projeto) */
.rr-schedule {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: var(--stroke) solid var(--rr-line);
}

.rr-schedule__flow {
  list-style: none;
  margin: var(--space-4) 0 var(--space-5);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 2px solid var(--rr-line);
}

.rr-schedule__flow li {
  position: relative;
  padding: var(--space-3) var(--space-3) 0 0;
  font-weight: 600;
}

.rr-schedule__flow li::before {
  content: "";
  position: absolute;
  left: 0;
  top: -5px;
  width: 8px;
  height: 8px;
  background: var(--rr-paper);
  border: 1px solid var(--rr-charcoal);
}

.rr-schedule__flow .rr-id {
  display: block;
  margin-bottom: 0.25rem;
}

.rr-schedule__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: calc(var(--gutter) * 2);
}

.rr-schedule__decision {
  padding-left: var(--space-4);
  border-left: 2px solid var(--rr-green);
}

.rr-schedule__model {
  margin: 0 0 var(--space-3);
  font-size: var(--type-h3);
  font-weight: 650;
  line-height: 1.25;
}

.rr-schedule__decision p:last-child {
  margin: 0;
  color: var(--rr-muted);
  line-height: 1.6;
}

@media (max-width: 800px) {
  .rr-schedule__flow {
    grid-template-columns: 1fr;
    border-top: 0;
    border-left: 2px solid var(--rr-line);
  }

  .rr-schedule__flow li {
    padding: 0 0 var(--space-3) var(--space-4);
  }

  .rr-schedule__flow li::before {
    left: -5px;
    top: 0.35rem;
  }

  .rr-schedule__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1024px) {
  .case-lead__body--still {
    grid-template-columns: 1fr;
  }

  .case-lead__still {
    display: none;
  }
}

@media (max-width: 800px) {
  .rr-map[style*="--rr-groups: 3"] .rr-map__groups {
    grid-template-columns: 1fr;
    row-gap: var(--space-4);
  }

  .rr-context__frames,
  .rr-decision {
    grid-template-columns: 1fr;
  }

  .rr-decision__col + .rr-decision__col {
    padding-left: 0;
    border-left: 0;
    border-top: var(--stroke) solid var(--rr-line);
  }

  .rr-flow__rail {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .rr-flow__node {
    flex: none;
  }
}

/* ==========================================================================
   Navegação — página atual
   ========================================================================== */

.site-nav__list a[aria-current="page"]::after {
  transform: scaleX(1);
}

/* ==========================================================================
   Sobre
   ========================================================================== */

.about-hero {
  padding: var(--space-7) 0 var(--space-6);
}

.about-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: calc(var(--gutter) * 2);
  align-items: end;
}

.about-hero__title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: var(--type-display);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  line-height: 0.98;
  letter-spacing: var(--display-tracking);
}

.about-hero__role {
  margin: 0 0 var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--type-id);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

.about-hero__lead {
  margin: 0 0 var(--space-5);
  max-width: 36rem;
  font-size: var(--type-lead);
  line-height: 1.5;
}

.about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
}

.about-hero__photo {
  margin: 0;
  max-width: 30rem;
  justify-self: end;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--rr-night);
}

.about-hero__photo img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

/* Método em ciclo: 5 etapas; "Construir" cruza a costura e fica verde */

.rr-method {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
}

.rr-method__step {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4) var(--gutter) 0 0;
  border-top: 2px solid var(--band-line);
}

.rr-method__step--build,
.rr-method__step--build ~ .rr-method__step {
  border-top-color: var(--rr-green);
}

.rr-method__verb {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.4vw, 2.25rem);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking);
  line-height: 1;
}

.rr-method__text {
  margin: 0;
  flex: 1;
  color: var(--band-body);
  line-height: 1.5;
}

.rr-method__proof {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding-top: var(--space-3);
  border-top: var(--stroke) solid var(--band-line);
  font-size: var(--type-small);
  text-decoration: none;
}

.rr-method__loop {
  margin: var(--space-5) 0 0;
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.04em;
  color: var(--band-muted);
}

.rr-method__loop span {
  color: var(--rr-green);
  font-size: 1rem;
}

/* Trajetória */

.trajectory__grid {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: calc(var(--gutter) * 2);
  align-items: start;
}

.trajectory__grid .section-head {
  position: sticky;
  top: calc(var(--header-h) + var(--space-4));
  margin-bottom: 0;
}

.trajectory__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.trajectory__item {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr);
  gap: var(--gutter);
  padding: var(--space-4) 0;
  border-top: var(--stroke) solid var(--rr-line);
}

.trajectory__item:last-child {
  border-bottom: var(--stroke) solid var(--rr-line);
}

.trajectory__period {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--type-id);
  font-variant-numeric: tabular-nums;
  color: var(--rr-muted);
}

.trajectory__role {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.75rem;
  margin: 0 0 var(--space-2);
  font-size: var(--type-h3);
  font-weight: 650;
  letter-spacing: -0.01em;
}

.trajectory__org {
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

.trajectory__text {
  margin: 0 0 var(--space-3);
  max-width: var(--measure);
  line-height: 1.6;
  color: var(--rr-muted);
}

.about-details__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: calc(var(--gutter) * 2);
}

.about-details__list li {
  color: var(--rr-ink);
}

/* ==========================================================================
   Pensamento — índice de notas
   ========================================================================== */

.thinking__head {
  margin-bottom: var(--space-6);
}

.thinking__title {
  margin: 0 0 var(--space-3);
  max-width: 14em;
  font-family: var(--font-display);
  font-size: var(--type-case);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  line-height: 1;
  letter-spacing: var(--display-tracking);
}

.thinking__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

.thinking__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 calc(var(--gutter) * 2);
}

.thinking-card {
  border-top: var(--stroke) solid var(--rr-line);
}

.thinking-card--lead {
  grid-column: 1 / -1;
  border-top: 2px solid var(--rr-green);
}

.thinking-card__link {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5) 0;
  color: var(--rr-ink);
  text-decoration: none;
}

.thinking-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

.thinking-card__title {
  margin: 0;
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 620;
  line-height: 1.2;
  letter-spacing: -0.01em;
  transition: color var(--dur-1) var(--ease-out);
}

.thinking-card--lead .thinking-card__title {
  max-width: 22em;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.4vw, 3rem);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking);
  line-height: 1.05;
}

.thinking-card__excerpt {
  margin: 0;
  max-width: var(--measure);
  line-height: 1.55;
  color: var(--rr-muted);
}

.thinking-card__link:hover .thinking-card__title {
  color: var(--rr-green-ink);
}

.writing-list__all {
  padding-top: var(--space-4);
}

/* Trabalho — índice de cases (/portfolio/) */

.work-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: var(--stroke) solid var(--rr-line);
}

.work-row {
  border-top: var(--stroke) solid var(--rr-line);
}

.work-row__link {
  display: grid;
  grid-template-columns: 4rem minmax(0, 7fr) minmax(0, 4fr);
  gap: var(--gutter);
  align-items: baseline;
  padding: var(--space-5) 0;
  color: var(--rr-ink);
  text-decoration: none;
}

.work-row__main {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.work-row__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  letter-spacing: var(--display-tracking);
  line-height: 1.05;
  transition: color var(--dur-1) var(--ease-out);
}

.work-row__line {
  max-width: var(--measure);
  color: var(--rr-muted);
  line-height: 1.5;
}

.work-row__meta {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--rr-muted);
}

.work-row__stage {
  color: var(--rr-green-ink);
}

.work-row__link:hover .work-row__title {
  color: var(--rr-green-ink);
}

.work-archive {
  margin-top: var(--space-6);
}

.work-archive__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
}

.work-archive__list a {
  color: var(--rr-muted);
  text-decoration: none;
}

.work-archive__list a:hover {
  color: var(--rr-ink);
}

@media (max-width: 800px) {
  .work-row__link {
    grid-template-columns: 3rem minmax(0, 1fr);
  }

  .work-row__meta {
    grid-column: 2;
  }
}

/* Post — leitura confortável */

.single-post .entry-content {
  font-size: 1.125rem;
  line-height: 1.7;
}

.single-post .entry-content h2,
.single-post .entry-content h3 {
  margin: var(--space-6) 0 var(--space-3);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.single-post .entry-content img {
  border-radius: var(--radius);
}

@media (max-width: 1024px) {
  .rr-method {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: var(--space-5);
  }
}

@media (max-width: 800px) {
  .about-hero__grid,
  .trajectory__grid,
  .about-details__grid,
  .thinking__list {
    grid-template-columns: 1fr;
  }

  .about-hero__photo {
    order: -1;
    max-width: 18rem;
    justify-self: start;
  }

  .trajectory__grid .section-head {
    position: static;
  }

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

  .rr-method {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Lab — mais experimental: escuro, grade visível, mono como voz principal
   ========================================================================== */

.lab {
  padding: var(--space-7) 0;
  background-image:
    linear-gradient(to right, var(--band-line) 1px, transparent 1px);
  --lab-shell: min(100vw - 2 * var(--margin), var(--shell));
  background-size: calc(var(--lab-shell) / 12) 100%;
  background-position: calc((100vw - var(--lab-shell)) / 2) 0;
}

.lab__head {
  max-width: 48rem;
  margin-bottom: var(--space-6);
}

.lab__title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-display);
  font-size: var(--type-case);
  font-stretch: var(--display-stretch);
  font-weight: var(--display-weight);
  line-height: 1;
  letter-spacing: var(--display-tracking);
}

.lab__lead {
  margin: 0 0 var(--space-4);
  font-size: var(--type-lead);
  line-height: 1.5;
  color: var(--band-body);
}

.lab__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rr-green);
}

.lab__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gutter);
}

.experiment-card {
  background: var(--rr-night);
  border: var(--stroke) solid var(--band-line);
  border-radius: var(--radius);
  transition: border-color var(--dur-2) var(--ease-out);
}

.experiment-card:hover,
.experiment-card:focus-within {
  border-color: var(--rr-green);
}

.experiment-card__link {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  text-decoration: none;
}

.band--night .experiment-card__link {
  color: var(--rr-night-text);
}

.experiment-card__meta {
  display: flex;
  gap: var(--space-3);
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--band-muted);
}

.experiment-card__title {
  margin: 0;
  font-size: clamp(1.375rem, 2.2vw, 1.75rem);
  font-weight: 650;
  line-height: 1.15;
}

.experiment-card__row {
  margin: 0;
  display: grid;
  gap: 0.25rem;
  font-size: var(--type-small);
  line-height: 1.5;
  color: var(--band-body);
}

.experiment-card__row .rr-label {
  margin: 0;
}

.experiment-card__row--result {
  padding-left: var(--space-3);
  border-left: 2px solid var(--rr-green);
  color: var(--rr-night-text);
}

.lab__empty {
  padding: var(--space-5);
  border: var(--stroke) dashed var(--band-line);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  color: var(--band-body);
}

.lab__empty p {
  margin: 0;
}

/* Experimento: os cinco campos num trilho */

.lab-rail {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.lab-rail__step {
  padding: var(--space-4) var(--gutter) 0 0;
  border-top: 2px solid var(--band-line);
}

.lab-rail__step--result,
.lab-rail__step--result ~ .lab-rail__step {
  border-top-color: var(--rr-green);
}

.lab-rail__label {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--band-muted);
}

.lab-rail__text {
  margin: 0;
  font-size: var(--type-small);
  line-height: 1.55;
  color: var(--band-body);
}

@media (max-width: 1024px) {
  .lab-rail {
    grid-template-columns: 1fr;
  }

  .lab-rail__step {
    padding-bottom: var(--space-4);
  }
}

@media (max-width: 800px) {
  .lab__grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Movimento reduzido
   ========================================================================== */

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }

  .rr-reveal-ready .rr-reveal:not(.is-visible) {
    opacity: 1;
    transform: none;
  }
}

/* ==========================================================================
   Responsivo
   ========================================================================== */

@media (max-width: 1024px) {
  .project-strip--media {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (max-width: 800px) {
  :root {
    --header-h: 4rem;
  }

  .hero {
    padding: var(--space-6) 0;
  }

  .hero__title {
    margin-bottom: var(--space-5);
  }

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

  .section {
    padding: var(--space-6) 0;
  }

  .project-strip--media {
    grid-template-columns: 1fr;
  }

  /* Imagem primeiro no mobile: o case é visto antes de ser lido */
  .project-strip--media .project-strip__still {
    order: -1;
    margin-inline: calc(-1 * var(--margin));
    border-radius: 0;
  }

  .capability-list {
    grid-template-columns: 1fr;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .site-brand__role {
    display: none;
  }

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

  .site-nav {
    position: static;
  }

  .site-nav__list {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-3) var(--margin) var(--space-4);
    background: var(--rr-paper);
    border-bottom: var(--stroke) solid var(--rr-line);
  }

  .site-nav__list li a:not(.btn) {
    display: block;
    padding: 0.9rem 0;
    border-bottom: var(--stroke) solid var(--rr-line);
    font-size: 1.125rem;
  }

  .site-nav__list .btn {
    margin-top: var(--space-4);
    width: 100%;
  }

  .site-nav.is-open .site-nav__list {
    display: flex;
  }

  .rr-review {
    left: 0.5rem;
    right: 0.5rem;
    bottom: 0.5rem;
    justify-content: center;
  }
}

@media (min-width: 720px) {
  .case-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}