/* Tipografia técnica local (SIL Open Font License 1.1): IBM Plex Sans + IBM Plex Mono */
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('fonts/ibm-plex-sans-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('fonts/ibm-plex-sans-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-500-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-600-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-600-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: light;
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --bg-page: #eff1f4;
  --bg-surface: #ffffff;
  --bg-subtle: #e2e6ec;
  --bg-canvas: #0b0e14;
  --text-primary: #111418;
  --text-secondary: #2e353e;
  --text-muted: #4a5360;
  --border-color: #c5ccd6;
  --border-strong: #8c96a4;
  --accent: #c2410c;
  --accent-hover: #9a3412;
  --accent-text: #ffffff;
  --accent-soft: #ffedd5;
  --accent-soft-text: #7c2d12;
  --danger: #991b1b;
  --danger-bg: #fee2e2;
  --warning: #854d0e;
  --warning-bg: #fef3c7;
  --ok: #166534;
  --ok-bg: #dcfce7;
  --focus-ring: #c2410c;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg-page: #0e1116;
  --bg-surface: #161b22;
  --bg-subtle: #212832;
  --bg-canvas: #080a0f;
  --text-primary: #f0f3f6;
  --text-secondary: #c4cbd4;
  --text-muted: #8b95a2;
  --border-color: #2d3643;
  --border-strong: #495668;
  --accent: #f97316;
  --accent-hover: #fb923c;
  --accent-text: #0e1116;
  --accent-soft: #431407;
  --accent-soft-text: #ffedd5;
  --danger: #fca5a5;
  --danger-bg: #450a0a;
  --warning: #fde047;
  --warning-bg: #422006;
  --ok: #86efac;
  --ok-bg: #052e16;
  --focus-ring: #fb923c;
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  background-color: var(--bg-page);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
  background-color: var(--bg-page);
  color: var(--text-primary);
  overflow-x: hidden;
}

/* Hierarquia tipográfica com degraus >= 1.25x: 16px -> 20px -> 25px -> 32px+ */
h1, h2, h3 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 {
  font-size: 2.375rem;
  margin: 0 0 0.75rem 0;
}

h2 {
  font-size: 1.75rem;
  margin: 2rem 0 0.625rem 0;
}

h3 {
  font-size: 1.25rem;
  margin: 1.5rem 0 0.5rem 0;
}

p {
  margin: 0 0 0.875rem 0;
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  font-weight: 500;
}

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent-hover);
}

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Cabeçalho técnico enxuto */
.site-header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 30;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.brand-group {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.brand {
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-decoration: none;
}

.brand-spec {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  flex-wrap: wrap;
}

.nav-links a:not(.btn) {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
}

.nav-links a:not(.btn):hover {
  color: var(--text-primary);
  text-decoration: underline;
}

/* Botões industriais (cantos retos 4px, sem gradiente, toque confortável) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.25;
  padding: 0.625rem 1.125rem;
  min-height: 42px;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.12s ease, border-color 0.12s ease, color 0.12s ease;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--accent-text);
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
}

.btn-sm {
  font-size: 0.875rem;
  padding: 0.4375rem 0.8125rem;
  min-height: 36px;
}

.btn-lg {
  font-size: 1.0625rem;
  font-weight: 700;
  padding: 0.8125rem 1.875rem;
  min-height: 50px;
}

/* =========================================================================
   VITRINE — BLOCO 1: HERO ESCURO (Molde SendCutSend + Apple)
   ========================================================================= */
.hero-vitrine {
  background-color: #0b0e14;
  color: #f8fafc;
  padding: 3rem 0 3.25rem 0;
  border-bottom: 1px solid #1e293b;
}

.hero-vitrine-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background-color: #0b0e14;
}

.hero-vitrine h1 {
  color: #f8fafc;
  background-color: #0b0e14;
  font-size: 2.625rem;
  max-width: 24ch;
  margin: 0 0 0.75rem 0;
}

.hero-sub {
  color: #cbd5e1;
  background-color: #0b0e14;
  font-size: 1.125rem;
  line-height: 1.5;
  max-width: 54ch;
  margin: 0 0 1.375rem 0;
}

.hero-cta-row {
  display: flex;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.hero-vitrine .btn-primary {
  background-color: #f97316;
  color: #0b0e14;
  border-color: #f97316;
}

.hero-vitrine .btn-primary:hover {
  background-color: #fb923c;
  border-color: #fb923c;
  color: #0b0e14;
}

.hero-helper {
  color: #cbd5e1;
  background-color: #0b0e14;
  font-size: 1rem;
  margin: 0 0 1.25rem 0;
}

.hero-helper a {
  color: #fdba74;
}

.hero-helper a:hover {
  color: #ffedd5;
}

.hero-stage {
  width: 100%;
  max-width: 760px;
  background-color: #0b0e14;
}

#heroShowcaseCanvas {
  display: block;
  width: 100%;
  height: 350px;
}

.hero-price-proof {
  margin-top: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid #1e293b;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.625rem;
  background-color: #0b0e14;
}

.hero-proof-spec {
  font-size: 1rem;
  line-height: 1.5;
  color: #cbd5e1;
  background-color: #0b0e14;
  margin: 0;
  max-width: 68ch;
}

.hero-proof-tiers {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: #f8fafc;
  background-color: #0b0e14;
  font-variant-numeric: tabular-nums;
}

.hero-proof-tier strong {
  color: #f8fafc;
  font-weight: 600;
}

.hero-proof-tier-highlight {
  background-color: #431407;
  color: #ffedd5;
  padding: 0.25rem 0.625rem;
  border-radius: 4px;
}

.hero-proof-tier-highlight strong {
  color: #fdba74;
}

.hero-proof-link {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: #fdba74;
}

/* =========================================================================
   VITRINE — BLOCO 2: EXEMPLOS DE ORÇAMENTO (Molde SendCutSend)
   ========================================================================= */
.examples-section {
  padding: 3.75rem 0 4.25rem 0;
  background-color: var(--bg-page);
}

.section-head {
  margin-bottom: 2.25rem;
}

.section-head h2 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.section-lead {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-secondary);
  max-width: 62ch;
  margin: 0;
}

.examples-stack {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.pricing-example-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 1.5rem;
}

@media (min-width: 960px) {
  .pricing-example-row {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    padding: 2rem;
  }
}

.pricing-part-visual {
  background-color: var(--bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
}

.part-render-canvas {
  display: block;
  width: 100%;
  height: 290px;
}

.pricing-part-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.pricing-part-card h3 {
  margin: 0 0 0.5rem 0;
  font-size: 1.375rem;
}

.part-meta {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0 0 1.375rem 0;
  max-width: 60ch;
  font-variant-numeric: tabular-nums;
}

.qty-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 0.875rem 0;
  margin-bottom: 1.375rem;
  font-variant-numeric: tabular-nums;
}

.qty-tier {
  padding: 0.25rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  border-right: 1px solid var(--border-color);
}

.qty-tier:first-child {
  padding-left: 0;
}

.qty-tier:last-child {
  border-right: none;
  padding-right: 0;
}

.qty-label {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.qty-price {
  font-family: var(--font-mono);
  font-size: 1.3125rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

.qty-unit {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
}

.qty-tier-featured .qty-unit {
  color: var(--accent);
}

.part-card-action {
  display: flex;
  align-items: center;
}

/* =========================================================================
   VITRINE — BLOCO 3: PLANIFICAÇÃO NA FIBRA NEUTRA (Molde Apple)
   ========================================================================= */
.plan-vitrine-section {
  background-color: #0b0e14;
  color: #f8fafc;
  padding: 3.75rem 0 4.25rem 0;
  border-top: 1px solid #1e293b;
  border-bottom: 1px solid #1e293b;
}

.plan-vitrine-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background-color: #0b0e14;
}

.plan-vitrine-section h2 {
  color: #f8fafc;
  background-color: #0b0e14;
  font-size: 2.125rem;
  margin: 0 0 0.625rem 0;
}

.plan-vitrine-sub {
  color: #cbd5e1;
  background-color: #0b0e14;
  font-size: 1.0625rem;
  line-height: 1.5;
  max-width: 54ch;
  margin: 0 0 1.375rem 0;
}

.hero-actions-center {
  justify-content: center;
  margin-bottom: 1.5rem;
}

.plan-vitrine-section .btn-primary {
  background-color: #f97316;
  color: #0b0e14;
  border-color: #f97316;
}

.plan-vitrine-section .btn-primary:hover {
  background-color: #fb923c;
  border-color: #fb923c;
  color: #0b0e14;
}

.plan-vitrine-section .btn-secondary {
  background-color: #161b22;
  color: #f8fafc;
  border-color: #495668;
}

.plan-vitrine-section .btn-secondary:hover {
  background-color: #212832;
}

.plan-stage {
  width: 100%;
  max-width: 920px;
  background-color: #0b0e14;
}

#planShowcaseCanvas {
  display: block;
  width: 100%;
  height: 360px;
}

.plan-stage-caption {
  margin: 0.75rem auto 0 auto;
  padding-top: 0.875rem;
  border-top: 1px solid #1e293b;
  font-size: 1rem;
  line-height: 1.5;
  color: #cbd5e1;
  background-color: #0b0e14;
  max-width: 68ch;
  font-variant-numeric: tabular-nums;
}

.plan-stage-caption strong {
  color: #fdba74;
  font-family: var(--font-mono);
}

/* =========================================================================
   BANCADA (/bancada) — ESTILOS DA FERRAMENTA INTERATIVA
   ========================================================================= */
.intro-banner {
  padding: 1.25rem 0 1.125rem 0;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-surface);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: center;
}

@media (min-width: 980px) {
  .intro-grid {
    grid-template-columns: 1.35fr 0.65fr;
    gap: 1.5rem;
  }
}

.intro-lead {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0;
  max-width: 58ch;
}

.intro-cta-box {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

@media (min-width: 980px) {
  .intro-cta-box {
    align-items: flex-end;
    text-align: right;
  }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  align-items: center;
}

.intro-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin: 0;
}

.workspace-section {
  padding: 1.25rem 0 2.75rem 0;
}

.mode-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.875rem;
}

.tab-btn {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.5625rem 1rem;
  min-height: 42px;
  border-radius: 4px;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
}

.tab-btn[aria-selected="true"] {
  background-color: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.workspace-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: start;
}

@media (min-width: 1024px) {
  .workspace-grid {
    grid-template-columns: 1.08fr 0.92fr;
  }
}

.panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 1.125rem;
  min-width: 0;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding-bottom: 0.625rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.panel-header h2,
.panel-header h3 {
  margin: 0;
  font-size: 1.25rem;
}

.upload-zone {
  border: 1px dashed var(--border-strong);
  border-radius: 4px;
  padding: 0.75rem;
  background-color: var(--bg-subtle);
  margin-bottom: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.625rem;
}

.upload-zone.drag-over {
  border-color: var(--accent);
  background-color: var(--accent-soft);
}

.upload-main {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.625rem;
}

.upload-hint {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

.sample-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.canvas-wrapper {
  position: relative;
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  overflow: hidden;
  height: 280px;
  margin-bottom: 0.625rem;
}

#cadCanvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
  user-select: none;
}

#cadCanvas:active {
  cursor: grabbing;
}

.canvas-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.625rem;
}

.legend-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.3125rem;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
}

.metrics-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.625rem;
  padding: 0.625rem 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 0.75rem;
  font-variant-numeric: tabular-nums;
}

@media (min-width: 640px) {
  .metrics-strip {
    grid-template-columns: repeat(4, 1fr);
  }
}

.metric-item {
  min-width: 0;
}

.metric-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.diag-list {
  list-style: none;
  margin: 0 0 0.75rem 0;
  padding: 0;
  font-size: 0.875rem;
}

.diag-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.625rem;
  padding: 0.5rem 0.6875rem;
  border-radius: 4px;
  margin-bottom: 0.375rem;
  font-variant-numeric: tabular-nums;
}

.diag-item.status-ok {
  background-color: var(--ok-bg);
  color: var(--ok);
}

.diag-item.status-warn {
  background-color: var(--warning-bg);
  color: var(--warning);
}

.diag-item.status-err {
  background-color: var(--danger-bg);
  color: var(--danger);
}

.quote-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums;
  margin-bottom: 0.75rem;
}

.quote-table th,
.quote-table td {
  padding: 0.375rem 0.25rem;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
}

.quote-table td:last-child,
.quote-table th:last-child {
  text-align: right;
  font-family: var(--font-mono);
}

.quote-total-row th,
.quote-total-row td {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  border-top: 2px solid var(--border-strong);
  border-bottom: none;
  padding-top: 0.5rem;
}

/* Formulários de oficina confortáveis para toque e leitura */
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.625rem;
  margin-bottom: 0.625rem;
}

@media (min-width: 540px) {
  .form-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .form-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.field label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.field input,
.field select {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  padding: 0.5rem 0.625rem;
  min-height: 40px;
  border-radius: 4px;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.field select {
  font-family: var(--font-sans);
}

.field-hint {
  font-size: 1rem;
  color: var(--text-secondary);
}

/* =========================================================================
   SEÇÃO DE ESPECIFICAÇÕES / LIMPEZA R12 (Antes e Depois + Tabela 16px)
   ========================================================================= */
.specs-section {
  padding: 3.5rem 0 3.75rem 0;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-surface);
}

.repair-compare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (min-width: 860px) {
  .repair-compare-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.repair-compare-card {
  background-color: #0b0e14;
  color: #f8fafc;
  border-radius: 4px;
  padding: 1.25rem;
}

.repair-compare-header {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 0.75rem;
  background-color: #0b0e14;
}

.repair-compare-header strong {
  font-size: 1.0625rem;
  color: #f8fafc;
  background-color: #0b0e14;
}

.repair-compare-header span {
  font-size: 1rem;
  line-height: 1.45;
  color: #cbd5e1;
  background-color: #0b0e14;
}

#repairBeforeCanvas,
#repairAfterCanvas {
  display: block;
  width: 100%;
  height: 225px;
}

.repair-cta-row {
  display: flex;
  justify-content: flex-start;
  margin-top: 0.25rem;
}

.specs-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 1rem;
  align-items: start;
}

@media (min-width: 960px) {
  .specs-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1rem;
  border: 1px solid var(--border-color);
}

.spec-table th,
.spec-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  background-color: var(--bg-subtle);
  font-weight: 700;
  color: var(--text-primary);
}

.spec-dl {
  margin: 0;
  padding: 0;
}

.spec-dl dt {
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0.875rem;
  margin-bottom: 0.25rem;
}

.spec-dl dt:first-child {
  margin-top: 0;
}

.spec-dl dd {
  margin: 0;
  font-size: 1rem;
  color: var(--text-secondary);
}

/* =========================================================================
   SEÇÃO COMERCIAL: TABELA DE LIBERAÇÃO E PLANOS
   ========================================================================= */
.pricing-section {
  padding: 3.5rem 0 4rem 0;
  border-top: 1px solid var(--border-color);
}

.plans-ledger {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  margin-top: 1rem;
  font-size: 1rem;
}

.plans-ledger th,
.plans-ledger td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
  vertical-align: middle;
}

.plans-ledger thead th {
  background-color: var(--bg-subtle);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
}

.plans-ledger tr.plan-row-highlight {
  background-color: var(--accent-soft);
}

.plans-ledger tr.plan-row-highlight td {
  color: var(--text-primary);
}

.plan-name {
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--text-primary);
  display: block;
}

.plan-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.price-value {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.price-period {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
}

/* =========================================================================
   RESPONSIVIDADE MOBILE (390px: corpo 16px, botões grandes, tabelas empilhadas)
   ========================================================================= */
@media (max-width: 767px) {
  .container {
    padding: 0 1rem;
  }

  h1 {
    font-size: 1.75rem;
  }

  .hero-vitrine {
    padding: 1.25rem 0 1.5rem 0;
  }

  .hero-vitrine h1 {
    font-size: 1.8125rem;
    margin-bottom: 0.5rem;
  }

  .hero-sub {
    margin-bottom: 1rem;
  }

  .hero-helper {
    margin-bottom: 0.75rem;
  }

  .hero-sub,
  .plan-vitrine-sub,
  .intro-lead,
  .section-lead {
    font-size: 1rem;
    line-height: 1.5;
  }

  h2,
  .plan-vitrine-section h2 {
    font-size: 1.5rem;
  }

  h3,
  .pricing-part-card h3 {
    font-size: 1.25rem;
  }

  .brand-spec,
  .nav-desktop-only {
    display: none;
  }

  .header-inner {
    gap: 0.5rem;
    flex-wrap: nowrap;
  }

  .nav-links {
    gap: 0.5rem;
    flex-wrap: nowrap;
  }

  .nav-links a:not(.btn) {
    font-size: 0.875rem;
  }

  #heroShowcaseCanvas {
    height: 240px;
  }

  .hero-price-proof {
    margin-top: 0.5rem;
    padding-top: 0.75rem;
    gap: 0.5rem;
  }

  .hero-proof-tiers {
    gap: 0.5rem 0.875rem;
  }

  .part-render-canvas {
    height: 240px;
  }

  #planShowcaseCanvas {
    height: 390px;
  }

  .part-card-action .btn,
  .repair-cta-row .btn,
  .plans-ledger .btn {
    width: 100%;
    min-height: 44px;
  }

  .qty-tier {
    padding: 0.25rem 0.5rem;
  }

  .qty-price {
    font-size: 1.0625rem;
  }

  .field input,
  .field select {
    font-size: 1rem;
    min-height: 42px;
  }

  .tab-btn {
    width: 100%;
    text-align: left;
    font-size: 0.9375rem;
    padding: 0.625rem 0.875rem;
  }

  /* Tabela de defeitos R12 reorganizada em sequência rotulada no celular */
  .spec-table thead {
    display: none;
  }

  .spec-table,
  .spec-table tbody,
  .spec-table tr,
  .spec-table td {
    display: block;
    width: 100%;
  }

  .spec-table tr {
    border-bottom: 2px solid var(--border-strong);
    padding: 0.625rem 0;
  }

  .spec-table tr:last-child {
    border-bottom: none;
  }

  .spec-table td {
    border-bottom: none;
    padding: 0.3125rem 0.875rem;
  }

  .spec-table td.spec-defect-title {
    font-size: 1rem;
    padding-bottom: 0.25rem;
    color: var(--text-primary);
  }

  .spec-table td[data-label]::before {
    content: attr(data-label) ": ";
    font-weight: 700;
    color: var(--text-primary);
  }

  /* Tabela de planos empilhada no celular */
  .plans-ledger thead {
    display: none;
  }

  .plans-ledger,
  .plans-ledger tbody,
  .plans-ledger tr,
  .plans-ledger td {
    display: block;
    width: 100%;
  }

  .plans-ledger tr {
    border-bottom: 2px solid var(--border-strong);
    padding: 0.75rem 0;
  }

  .plans-ledger td {
    border-bottom: none;
    padding: 0.375rem 0.875rem;
  }
}

.clean-list {
  padding-left: 1.125rem;
  margin: 0.5rem 0 1rem 0;
  color: var(--text-secondary);
  font-size: 1rem;
}

.clean-list li {
  margin-bottom: 0.375rem;
}

/* Modal de Checkout Pix */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(14, 17, 22, 0.78);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 50;
  overscroll-behavior: contain;
}

.modal-backdrop[hidden] {
  display: none;
}

.modal-dialog {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  max-width: 540px;
  width: 100%;
  padding: 1.25rem;
  max-height: 90vh;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.site-footer {
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 1.75rem 0;
  font-size: 1rem;
  color: var(--text-secondary);
}

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

@media print {
  .site-header, .intro-banner, .mode-tabs, .upload-zone, .sample-bar, .specs-section, .pricing-section, .site-footer, .no-print {
    display: none !important;
  }
  .workspace-grid {
    grid-template-columns: 1fr !important;
  }
  .panel {
    border: 1px solid #000 !important;
  }
}