/* ============================
   Design System
============================ */
:root {
  color-scheme: light dark;

  /* Base colors */
  --bg-color: #f6f7f9;
  --text-color: #222;
  --link-color: #1a73e8;
  --bg: var(--bg-color);
  --card: #fff;
  --ml-bg: var(--bg-color);
  --ml-surface: var(--card);
  --ml-surface-alt: #f1f3f6;
  --text: var(--text-color);
  --muted: #6b7280;
  --border: #dfe3ea;
  --primary: var(--link-color);
  --positive: #166534;
  --negative: #991b1b;

  /* Header */
  --bg-header: #fafbfc;
  --text-header: #111827;

  /* Inputs */
  --input-bg: var(--card);
  --input-text: var(--text);
  --input-border: var(--border);

  /* Typography */
  --font-base: system-ui, -apple-system, "Segoe UI", "Roboto", sans-serif;

  /* Layout */
  --radius: 12px;
  --radius-sm: 8px;
  --radius-md: var(--radius);
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;
  --max-width: 1100px;
  --tool-width: 720px;
  --container-compact: 620px;
  --container-default: 900px;
  --container-wide: 1180px;
  --header-height: 72px;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 48px;
  --space-3xl: 72px;

  /* Utilities */
  --bg-soft: color-mix(in srgb, var(--card) 92%, var(--bg));
  --text-muted: var(--muted);
  --text-soft: color-mix(in srgb, var(--muted) 86%, var(--text));
  --text-xs: 0.82rem;
  --text-sm: 0.9rem;
  --text-md: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.45rem;
  --text-2xl: 2rem;
  --text-hero: clamp(2.35rem, 1.55rem + 4vw, 4.35rem);
  --line-tight: 1.08;
  --line-snug: 1.25;
  --line-normal: 1.6;
  --line-relaxed: 1.75;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-extrabold: 800;
  --tracking-tight: -0.03em;
  --tracking-normal: 0;
  --tracking-wide: 0.05em;
  --border-color: var(--border);
  --border-soft: color-mix(in srgb, var(--border) 82%, transparent);
  --border-strong: var(--border);

  /* Shadows */
  --shadow-sm: 0 2px 12px rgb(15 23 42 / 6%);
  --shadow-md: 0 8px 22px rgb(15 23 42 / 8%);
  --shadow-lg: 0 14px 34px rgb(15 23 42 / 10%);
  --shadow-soft: var(--shadow-sm);
  --shadow-card: var(--shadow-md);
  --shadow-glow: 0 12px 28px color-mix(in srgb, var(--primary) 24%, transparent);

  /* Surface tokens */
  --surface-card-bg: color-mix(in srgb, var(--card) 94%, var(--bg));
  --surface-card-border-color: color-mix(
    in srgb,
    var(--border) 82%,
    transparent
  );
  --surface-card-border: 1px solid var(--surface-card-border-color);
  --surface-card-radius: var(--radius-lg);
  --surface-panel-radius: var(--radius);
  --surface-result-radius: 18px;
  --surface-shadow: var(--shadow-sm);
  --surface-shadow-hover: var(--shadow-md);
  --surface-hover-transform: translateY(-1px);
  --surface-related-bg: color-mix(in srgb, var(--primary) 8%, var(--card));
  --surface-related-border-color: color-mix(
    in srgb,
    var(--primary) 25%,
    var(--border)
  );
  --surface-related-border: 1px solid var(--surface-related-border-color);
  --surface-workflow-bg: color-mix(in srgb, var(--primary) 7%, var(--card));
  --surface-workflow-border-color: color-mix(
    in srgb,
    var(--primary) 24%,
    var(--border)
  );
  --surface-workflow-border: 1px solid var(--surface-workflow-border-color);
  --surface-result-bg: color-mix(in srgb, var(--primary) 5%, var(--card));
  --surface-result-border-color: color-mix(
    in srgb,
    var(--primary) 22%,
    var(--border)
  );
  --surface-result-border: 1px solid var(--surface-result-border-color);
  --section-gap: clamp(24px, 4vw, 40px);
  --card-gap: clamp(16px, 2.4vw, 24px);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-default: 0.22s ease;
  --transition-base: 0.25s ease;
}

/* ============================
   Separator
============================ */
.skip-link {
  position: fixed;
  z-index: 10000;
  top: var(--space-sm);
  left: var(--space-sm);
  padding: 0.75rem 1rem;
  border: 2px solid var(--primary);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--text);
  font-weight: var(--weight-bold);
  transform: translateY(calc(-100% - var(--space-lg)));
  transition: transform var(--transition-fast);
}

.skip-link:focus {
  outline: 3px solid var(--text);
  outline-offset: 2px;
  transform: translateY(0);
}

.a11y-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: var(--space-md) 0;
}

/* ============================
   Dark Mode
============================ */
[data-theme="dark"],
html.dark {
  color-scheme: dark;

  --bg-color: #121212;
  --text-color: #e6e6e6;
  --link-color: #8ab4f8;
  --bg: var(--bg-color);
  --card: #020617;
  --ml-bg: var(--bg-color);
  --ml-surface: var(--card);
  --ml-surface-alt: #111827;
  --text: var(--text-color);
  --muted: #94a3b8;
  --border: #1e293b;
  --cta-bg: #2563eb;
  --cta-bg-hover: #1d4ed8;
  --cta-text: #fff;
  --bg-header: #020617;
  --text-header: #e5e7eb;
  --shadow-sm: 0 1px 3px rgb(0 0 0 / 30%);
  --shadow-md: 0 4px 12px rgb(0 0 0 / 40%);
  --shadow-lg: 0 8px 24px rgb(0 0 0 / 50%);
  --surface-card-bg: color-mix(in srgb, var(--card) 92%, var(--bg));
  --surface-card-border-color: color-mix(
    in srgb,
    var(--border) 88%,
    transparent
  );
  --surface-related-bg: color-mix(in srgb, var(--primary) 12%, var(--card));
  --surface-related-border-color: color-mix(
    in srgb,
    var(--primary) 35%,
    var(--border)
  );
  --surface-workflow-bg: color-mix(in srgb, var(--primary) 11%, var(--card));
  --surface-workflow-border-color: color-mix(
    in srgb,
    var(--primary) 34%,
    var(--border)
  );
  --surface-result-bg: color-mix(in srgb, var(--primary) 8%, var(--card));
  --surface-result-border-color: color-mix(
    in srgb,
    var(--primary) 30%,
    var(--border)
  );
}

/* ============================
   Reset / Base
============================ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

html {
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  font-family: var(--font-base);
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.5;
  overflow-x: clip;
}

img,
svg,
video,
canvas {
  max-width: 100%;
  height: auto;
}

/* ============================
   Layout
============================ */
.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-content {
  flex: 1;
  padding-top: var(--space-xl);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ============================
   Typography
============================ */
h1 {
  font-size: 1.8rem;
  margin: 0 0 var(--space-sm);
  font-weight: 700;
  letter-spacing: -0.02em;
}

p {
  margin: 0;
  color: var(--muted);
}

.muted {
  color: var(--muted);
}

html:not(.dark)
  :is(
    .tool,
    .tool-card,
    .tool-featured,
    .semantic-card,
    .context-note,
    .related-tools,
    .workflow-next,
    .workflow-chain,
    .unicode-variant-card,
    .emoji-compact-grid,
    .calc-card
  ) {
  box-shadow: var(--surface-shadow);
}

html:not(.dark)
  :is(
    .tool-card,
    .tool-featured,
    .workflow-next,
    .workflow-chain,
    .unicode-variant-card
  ):hover {
  border-color: color-mix(
    in srgb,
    var(--primary) 18%,
    var(--surface-card-border-color)
  );
  box-shadow: var(--surface-shadow-hover);
  transform: var(--surface-hover-transform);
}

/* Content pages (About, Terms, etc.) */
.about-card p,
.tool.placeholder-card p {
  max-width: 60ch;
  margin: 0 auto 0.75rem;
  text-align: left;
}

.about-card p:last-child,
.tool.placeholder-card p:last-child {
  margin-bottom: 0;
}

/* Lists inside cards */
.tool.placeholder-card ul {
  list-style-position: outside;
  padding-left: 1.25rem;
  text-align: left;
  max-width: 60ch;
  margin: 0.75rem auto;
}

.tool.placeholder-card li {
  margin-bottom: 0.4rem;
  color: var(--muted);
  text-align: left;
}

.tool.placeholder-card li:last-child {
  margin-bottom: 0;
}

/* Subtitles inside cards */
.tool.placeholder-card h2,
.tool.placeholder-card h3 {
  margin: 1.5rem auto 0.75rem;
  color: var(--text);
  font-size: 1.3rem;
  font-weight: 600;
  text-align: left;
  max-width: 60ch;
}

.tool.placeholder-card h2:first-of-type,
.tool.placeholder-card h3:first-of-type {
  margin-top: 0;
}

.tool.placeholder-card h3 + p,
.tool.placeholder-card h3 + ul,
.tool.placeholder-card h2 + p,
.tool.placeholder-card h2 + ul {
  margin-top: 0;
}

/* Placeholder badge */
.placeholder-badge {
  display: inline-block;
  margin-bottom: 14px;
  padding: 0;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 500;
}

/* ============================
   Tool – Layout
============================ */
.tool-wrap,
.tool-container {
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.tool-wrap.xlarge {
  max-width: 898px;
}

.tool-wrap.large {
  max-width: 838px;
}

.tool-wrap.medium {
  max-width: 720px;
}

.tool-wrap.small {
  max-width: 638px;
}

.tool-wrap.xsmall {
  max-width: 578px;
}

/* Default container for placeholder pages */
.tool-container {
  max-width: 900px;
}

.tool {
  background: var(--surface-card-bg);
  border: var(--surface-card-border);
  border-radius: var(--surface-card-radius);
  padding: var(--space-xl);
  box-shadow: var(--surface-shadow);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.tool:hover {
  box-shadow: var(--surface-shadow);
}

/* Placeholder cards (About, Contact, etc.) */
.tool.placeholder-card {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.tool.placeholder-card .tool-title,
.tool.placeholder-card h1 {
  text-align: center;
  margin-bottom: var(--space-md);
}

.tool.placeholder-card .tool-description {
  text-align: center;
  margin: 0 auto;
}

/* ============================
   Inputs
============================ */
input,
select,
textarea {
  background: var(--input-bg);
  color: var(--input-text);
  border: 1px solid var(--input-border);
  border-radius: var(--input-radius, var(--radius-sm));
  padding: var(--input-padding, 10px 12px);
  font-family: inherit;
  font-size: var(--input-font-size, 0.95rem);
  min-height: var(--input-min-height, 44px);
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    opacity var(--transition-fast);
}

textarea {
  width: 100%;
  min-height: 200px;
  box-sizing: border-box;
}

input:hover,
select:hover,
textarea:hover {
  border-color: color-mix(in srgb, var(--primary) 40%, var(--input-border));
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 15%, transparent);
}

/* ============================
   Buttons – Complete System
============================ */

/* Base button */
button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    opacity var(--transition-fast),
    transform var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

button:hover,
.btn:hover {
  background: color-mix(in srgb, var(--primary) 8%, var(--card));
  border-color: color-mix(in srgb, var(--primary) 35%, var(--border));
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

button:active,
.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

button:disabled,
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Primary button */
.btn-primary,
button.primary {
  background: var(--primary);
  color: var(--ml-on-primary, #fff);
  border-color: var(--primary);
  box-shadow:
    var(--shadow-sm),
    0 0 0 0 color-mix(in srgb, var(--primary) 30%, transparent);
}

.btn-primary:hover,
button.primary:hover {
  background: color-mix(in srgb, var(--primary) 90%, black);
  border-color: color-mix(in srgb, var(--primary) 90%, black);
  box-shadow:
    0 4px 12px color-mix(in srgb, var(--primary) 35%, transparent),
    0 0 0 4px color-mix(in srgb, var(--primary) 12%, transparent);
}

.btn-primary:active,
button.primary:active {
  transform: translateY(0);
  box-shadow:
    var(--shadow-sm),
    0 0 0 4px color-mix(in srgb, var(--primary) 12%, transparent);
}

/* Secondary button */
.btn-secondary,
button.secondary {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover,
button.secondary:hover {
  background: color-mix(in srgb, var(--text) 4%, var(--card));
  border-color: color-mix(in srgb, var(--text) 20%, var(--border));
}

/* Ghost/transparent button */
.btn-ghost,
button.ghost {
  background: transparent;
  border: 1px solid transparent;
  box-shadow: none;
}

.btn-ghost:hover,
button.ghost:hover {
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  border-color: color-mix(in srgb, var(--primary) 20%, transparent);
  box-shadow: none;
}

/* Reset button */
.reset-btn,
button[type="reset"] {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  box-shadow: none;
  font-weight: 500;
  min-height: 36px;
  padding: 0 14px;
  font-size: 0.85rem;
}

.reset-btn:hover,
button[type="reset"]:hover {
  background: color-mix(in srgb, var(--negative) 15%, var(--card));
  border-color: var(--negative);
  color: var(--negative);
  box-shadow: none;
}

.reset-btn:active,
button[type="reset"]:active {
  background: transparent !important;
  border-color: var(--border) !important;
  color: var(--muted) !important;
  box-shadow: none;
}

.reset-btn:focus,
button[type="reset"]:focus {
  outline: none;
  background: transparent !important;
  border-color: var(--border) !important;
  color: var(--muted) !important;
  box-shadow: none !important;
}

.reset-btn:focus-visible,
button[type="reset"]:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

html:not(.dark)
  button.btn-danger:is(
    .reset-btn,
    [type="reset"],
    #clear,
    #clearBtn,
    #limparTexto,
    #limparSessoes,
    #unicodeVariantClear
  ),
html:not(.dark)
  .btn.btn-danger:is(
    .reset-btn,
    [type="reset"],
    #clear,
    #clearBtn,
    #limparTexto,
    #limparSessoes,
    #unicodeVariantClear
  ) {
  background: #fff1f2;
  border-color: #fecdd3;
  color: #be123c;
  box-shadow: 0 1px 4px rgb(190 18 60 / 5%);
}

html:not(.dark)
  button.btn-danger:is(
    .reset-btn,
    [type="reset"],
    #clear,
    #clearBtn,
    #limparTexto,
    #limparSessoes,
    #unicodeVariantClear
  ):hover,
html:not(.dark)
  .btn.btn-danger:is(
    .reset-btn,
    [type="reset"],
    #clear,
    #clearBtn,
    #limparTexto,
    #limparSessoes,
    #unicodeVariantClear
  ):hover {
  background: #ffe4e6;
  border-color: #fda4af;
  color: #9f1239;
  box-shadow: 0 2px 8px rgb(190 18 60 / 8%);
}

html:not(.dark)
  button.btn-danger:is(
    .reset-btn,
    [type="reset"],
    #clear,
    #clearBtn,
    #limparTexto,
    #limparSessoes,
    #unicodeVariantClear
  ):active,
html:not(.dark)
  .btn.btn-danger:is(
    .reset-btn,
    [type="reset"],
    #clear,
    #clearBtn,
    #limparTexto,
    #limparSessoes,
    #unicodeVariantClear
  ):active {
  background: #fff1f2 !important;
  border-color: #fecdd3 !important;
  color: #be123c !important;
  box-shadow: 0 1px 4px rgb(190 18 60 / 5%);
}

html:not(.dark)
  button.btn-danger:is(
    .reset-btn,
    [type="reset"],
    #clear,
    #clearBtn,
    #limparTexto,
    #limparSessoes,
    #unicodeVariantClear
  ):focus-visible,
html:not(.dark)
  .btn.btn-danger:is(
    .reset-btn,
    [type="reset"],
    #clear,
    #clearBtn,
    #limparTexto,
    #limparSessoes,
    #unicodeVariantClear
  ):focus-visible {
  outline: 2px solid #f05268;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgb(240 82 104 / 16%);
}

/* Size variants */
.btn-sm,
.btn-small {
  min-height: 36px;
  padding: 0 14px;
  font-size: 0.85rem;
}

.btn-lg,
.btn-large {
  min-height: 48px;
  padding: 0 var(--space-lg);
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* ============================
   Pill Button (CTA)
============================ */
.btn-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: 48px;
  padding: 0 28px;
  border-radius: 9999px;
  border: 2px solid transparent;
  background: var(--card);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base),
    opacity var(--transition-base),
    transform var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.btn-pill:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-pill:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Primary Pill */
.btn-pill-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow:
    0 4px 6px -1px color-mix(in srgb, var(--primary) 30%, transparent),
    0 2px 4px -1px color-mix(in srgb, var(--primary) 20%, transparent);
}

.btn-pill-primary:hover {
  background: color-mix(in srgb, var(--primary) 90%, black);
  border-color: color-mix(in srgb, var(--primary) 90%, black);
  box-shadow:
    0 10px 15px -3px color-mix(in srgb, var(--primary) 35%, transparent),
    0 4px 6px -2px color-mix(in srgb, var(--primary) 25%, transparent);
}

/* Secondary Pill */
.btn-pill-secondary {
  background: var(--card);
  color: var(--text);
  border: 2px solid var(--border);
}

.btn-pill-secondary:hover {
  background: color-mix(in srgb, var(--primary) 8%, var(--card));
  border-color: color-mix(in srgb, var(--primary) 35%, var(--border));
}

/* Ghost Pill */
.btn-pill-ghost {
  background: transparent;
  border: 2px solid transparent;
  box-shadow: none;
}

.btn-pill-ghost:hover {
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  border-color: color-mix(in srgb, var(--primary) 20%, transparent);
}

/* Pill sizes */
.btn-pill-sm {
  min-height: 40px;
  padding: 0 20px;
  font-size: 0.9rem;
}

.btn-pill-lg {
  min-height: 56px;
  padding: 0 32px;
  font-size: 1.1rem;
}

/* Affiliate button */
.btn-affiliate {
  min-height: 36px;
  padding: 0 14px;
  font-size: 0.85rem;
  width: fit-content;
}

/* ============================
   Value Proposition
============================ */
section.value-prop > .card {
  background: color-mix(in srgb, var(--card) 75%, var(--bg));
  color: var(--text);
  border: 1px solid var(--border);
}

section.value-prop > .card p {
  color: color-mix(in srgb, var(--text) 85%, var(--muted));
}

/* ============================
   Spreadsheet Preview (animated images)
============================ */
.planilha-preview {
  display: flex;
  justify-content: center;
  margin: 2.5rem 0;
}

.planilha-preview img {
  width: 100%;
  max-width: 640px;
  height: auto;
  border-radius: 12px;
}

/* ============================
   Utility Classes
============================ */

/* Margins */
.m-0 {
  margin: 0;
}

.mt-0 {
  margin-top: 0;
}

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

.ml-0 {
  margin-left: 0;
}

.mr-0 {
  margin-right: 0;
}

.mt-xs {
  margin-top: var(--space-xs);
}

.mt-sm {
  margin-top: var(--space-sm);
}

.mt-md {
  margin-top: var(--space-md);
}

.mt-lg {
  margin-top: var(--space-lg);
}

.mt-xl {
  margin-top: var(--space-xl);
}

.mb-xs {
  margin-bottom: var(--space-xs);
}

.mb-sm {
  margin-bottom: var(--space-sm);
}

.mb-md {
  margin-bottom: var(--space-md);
}

.mb-lg {
  margin-bottom: var(--space-lg);
}

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

.ml-sm {
  margin-left: var(--space-sm);
}

.ml-md {
  margin-left: var(--space-md);
}

.mr-sm {
  margin-right: var(--space-sm);
}

.mr-md {
  margin-right: var(--space-md);
}

/* Paddings */
.p-0 {
  padding: 0;
}

.p-sm {
  padding: var(--space-sm);
}

.p-md {
  padding: var(--space-md);
}

.p-lg {
  padding: var(--space-lg);
}

.p-xl {
  padding: var(--space-xl);
}

.pt-sm {
  padding-top: var(--space-sm);
}

.pt-md {
  padding-top: var(--space-md);
}

.pt-lg {
  padding-top: var(--space-lg);
}

.pb-sm {
  padding-bottom: var(--space-sm);
}

.pb-md {
  padding-bottom: var(--space-md);
}

.pb-lg {
  padding-bottom: var(--space-lg);
}

/* Text */
.text-left {
  text-align: left;
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.text-sm {
  font-size: 0.875rem;
}

.text-base {
  font-size: 1rem;
}

.text-lg {
  font-size: 1.125rem;
}

.text-xl {
  font-size: 1.25rem;
}

.text-muted {
  color: var(--muted);
}

.cta-note {
  font-size: 0.85rem;
  color: var(--muted);
  text-align: center;
}

.text-primary {
  color: var(--primary);
}

.text-positive {
  color: var(--positive);
}

.text-negative {
  color: var(--negative);
}

.font-normal {
  font-weight: 400;
}

.font-medium {
  font-weight: 500;
}

.font-semibold {
  font-weight: 600;
}

.font-bold {
  font-weight: 700;
}

/* Display */
.hidden {
  display: none;
}

.block {
  display: block;
}

.inline-block {
  display: inline-block;
}

.flex {
  display: flex;
}

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

.grid,
.grid-2,
.grid-3,
.grid-auto {
  display: grid;
  gap: var(--space-md);
  min-width: 0;
}

.section-shell {
  padding-block: clamp(var(--space-xl), 6vw, var(--space-3xl));
}

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

.stack-sm,
.stack-md,
.stack-lg {
  display: flex;
  flex-direction: column;
}

.stack-sm {
  gap: var(--space-sm);
}

.stack-md {
  gap: var(--space-md);
}

.stack-lg {
  gap: var(--space-lg);
}

/* Flex */
.flex-col {
  flex-direction: column;
}

.flex-row {
  flex-direction: row;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

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

.justify-between {
  justify-content: space-between;
}

.justify-start {
  justify-content: flex-start;
}

.justify-end {
  justify-content: flex-end;
}

.flex-wrap {
  flex-wrap: wrap;
}

.flex-1 {
  flex: 1;
}

/* Gaps */
.gap-xs {
  gap: var(--space-xs);
}

.gap-sm {
  gap: var(--space-sm);
}

.gap-md {
  gap: var(--space-md);
}

.gap-lg {
  gap: var(--space-lg);
}

.gap-xl {
  gap: var(--space-xl);
}

/* Grid */
.grid-cols-1 {
  grid-template-columns: repeat(1, 1fr);
}

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

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

/* Width */
.w-full {
  width: 100%;
}

.w-auto {
  width: auto;
}

.max-w-full {
  max-width: 100%;
}

/* Overflow */
.overflow-hidden {
  overflow: hidden;
}

.overflow-auto {
  overflow: auto;
}

.overflow-x-auto {
  overflow-x: auto;
}

.overflow-y-auto {
  overflow-y: auto;
}

/* Border */
.border {
  border: 1px solid var(--border);
}

.border-t {
  border-top: 1px solid var(--border);
}

.border-b {
  border-bottom: 1px solid var(--border);
}

.border-l {
  border-left: 1px solid var(--border);
}

.border-r {
  border-right: 1px solid var(--border);
}

.border-0 {
  border: none;
}

.rounded {
  border-radius: var(--radius);
}

.rounded-sm {
  border-radius: 6px;
}

.rounded-lg {
  border-radius: 16px;
}

.rounded-full {
  border-radius: 9999px;
}

/* Background */
.bg-card {
  background: var(--card);
}

.bg-primary {
  background: var(--primary);
}

.bg-transparent {
  background: transparent;
}

/* Shadows */
.shadow-none {
  box-shadow: none;
}

.shadow-sm {
  box-shadow: var(--shadow-sm);
}

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

.shadow-lg {
  box-shadow: var(--shadow-lg);
}

/* Cursor */
.cursor-pointer {
  cursor: pointer;
}

.cursor-not-allowed {
  cursor: not-allowed;
}

/* Opacity */
.opacity-0 {
  opacity: 0;
}

.opacity-50 {
  opacity: 0.5;
}

.opacity-75 {
  opacity: 0.75;
}

.opacity-100 {
  opacity: 1;
}

/* Transitions */
.transition {
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base),
    opacity var(--transition-base),
    transform var(--transition-base);
}

.transition-fast {
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    opacity var(--transition-fast),
    transform var(--transition-fast);
}

/* ============================
   Dark Mode – Specific Adjustments
============================ */
html.dark button,
html.dark .btn {
  background: color-mix(in srgb, var(--card) 90%, white);
  color: var(--text);
  border-color: var(--border);
}

html.dark button:hover,
html.dark .btn:hover {
  background: color-mix(in srgb, var(--primary) 15%, var(--card));
  border-color: color-mix(in srgb, var(--primary) 40%, var(--border));
}

html.dark .btn-primary,
html.dark button.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--ml-on-primary, #fff);
}

html.dark .btn-primary:hover,
html.dark button.primary:hover {
  background: color-mix(in srgb, var(--primary) 85%, black);
}

html.dark .hero-actions a.btn-primary,
html.dark .orcamento-spotlight a.btn-primary,
html.dark .cta-final a.btn-primary,
html.dark .cta-upgrade a.btn-primary {
  background: var(--cta-bg);
  border-color: rgb(255 255 255 / 8%);
  color: var(--cta-text);
}

html.dark .hero-actions a.btn-primary:hover,
html.dark .orcamento-spotlight a.btn-primary:hover,
html.dark .cta-final a.btn-primary:hover,
html.dark .cta-upgrade a.btn-primary:hover {
  background: var(--cta-bg-hover);
  border-color: rgb(255 255 255 / 12%);
  color: var(--cta-text);
}

html.dark .btn-secondary,
html.dark button.secondary {
  background: color-mix(in srgb, var(--bg) 95%, white);
}

html.dark .reset-btn:hover,
html.dark button[type="reset"]:hover {
  background: color-mix(in srgb, var(--negative) 25%, var(--card));
  border-color: var(--negative);
  color: var(--negative);
}

html.dark .reset-btn:active,
html.dark button[type="reset"]:active {
  background: transparent !important;
  border-color: var(--border) !important;
  color: var(--muted) !important;
}

/* Dark Mode - Pill Buttons */
html.dark .btn-pill {
  background: color-mix(in srgb, var(--card) 90%, white);
  color: var(--text);
}

html.dark .btn-pill-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

html.dark .btn-pill-primary:hover {
  background: color-mix(in srgb, var(--primary) 85%, black);
  border-color: color-mix(in srgb, var(--primary) 85%, black);
}

html.dark .btn-pill-secondary {
  background: color-mix(in srgb, var(--bg) 95%, white);
  border-color: var(--border);
}

html.dark .btn-pill-secondary:hover {
  background: color-mix(in srgb, var(--primary) 15%, var(--card));
  border-color: color-mix(in srgb, var(--primary) 40%, var(--border));
}

/* ============================
   Mobile
============================ */
@media (width <= 768px) {
  :root {
    --header-height: 64px;
  }

  h1 {
    font-size: 1.5rem;
  }

  .container,
  .tool-wrap,
  .tool-container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .tool-wrap {
    width: 100%;
  }

  .card,
  .tool,
  .calc-card {
    overflow-x: hidden;
  }

  .tool {
    padding: var(--space-lg);
  }

  input,
  select,
  textarea {
    font-size: 16px;
  }

  .tool-actions:not(.center) > button,
  .tool-actions:not(.center) > .btn {
    width: 100%;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .section-shell {
    padding-block: var(--space-lg);
  }

  .stack-sm,
  .stack-md,
  .stack-lg {
    gap: var(--space-md);
  }

  .result-value {
    overflow-wrap: break-word;
    word-break: normal;
  }
}

/* ============================
   Custom Scrollbar
============================ */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
}

/* Extra small screens */
@media (width <= 380px) {
  :root {
    --space-lg: 16px;
    --space-xl: 24px;
  }

  h1 {
    font-size: 1.25rem;
  }

  .tool {
    padding: var(--space-md);
  }
}

/* ============================
   Common Components (Tools)
   Consolidation of .field, .result, .message
============================ */

/* Tool Header (Generic) */
.tool-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-lg);
  padding: 0 var(--space-md);
}

.tool-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--text);
}

.tool-header .subtitle,
.tool-header .tool-description,
.tool-header .tool-subtitle {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: var(--space-xs);
}

/* Balance state (used in banco-horas and margem) */
.saldo-positivo {
  color: var(--positive);
}

.saldo-negativo {
  color: var(--negative);
}

/* Messages (.message) */
.message {
  font-size: 0.85rem;
  padding: var(--space-sm) 12px;
  border-radius: var(--surface-panel-radius);
  line-height: 1.4;
  margin-top: var(--space-sm);
}

.message.info {
  background: transparent;
  color: var(--muted);
  border: none;
  padding: 0;
}

.message.warning {
  background: color-mix(in srgb, #f59e0b 10%, var(--card));
  color: #b45309;
  border: 1px solid color-mix(in srgb, #f59e0b 30%, var(--border));
}

.message.success {
  background: color-mix(in srgb, #10b981 10%, var(--card));
  color: #047857;
  border: 1px solid color-mix(in srgb, #10b981 30%, var(--border));
}

/* Calculator Layout (Tools) */
.calculator {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.calc-card {
  background: var(--surface-card-bg);
  border: var(--surface-card-border);
  border-radius: var(--surface-card-radius);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  box-shadow: var(--surface-shadow);
}

.tool-context {
  max-width: 720px;
  margin: var(--space-lg) auto 0;
}

/* Default action group */
.tool-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

p + .tool-actions,
.tool-description + .tool-actions,
.lead + .hero-actions {
  margin-top: var(--space-md);
}

/* Helper text */
.hint {
  font-size: 0.875rem;
  color: var(--muted);
}

/* SEO/UX responsive safety */
@media (width <= 1024px) {
  .container,
  .tool-wrap,
  .tool-container {
    max-width: 100%;
  }
}

@media (width <= 768px) {
  body {
    overflow-x: hidden;
  }

  input,
  select,
  textarea,
  button,
  .btn {
    min-height: 44px;
  }
}

.checklist-page .page-content {
  min-height: calc(100vh - var(--header-height) - 120px);
}

.conversor-page .page-content {
  min-height: 70vh;
}

.conversor-page .header-actions {
  min-height: 40px;
  display: flex;
  align-items: center;
}

.conversor-page button,
.conversor-page select,
.conversor-page input {
  transition:
    transform 0.15s ease,
    opacity 0.15s ease;
}

.conversor-page .tool-conversor,
.conversor-page .calc-card {
  min-height: 300px;
}

.conversor-page .drawer-body a,
.conversor-page .nav-dropdown a {
  box-sizing: border-box;
  border: 1px solid transparent;
  border-left: 3px solid transparent;
  padding-left: 13px;
  font-weight: 500;
}

.conversor-page .drawer-body a.active,
.conversor-page .nav-dropdown a.active {
  font-weight: 500;
}

.checklist-page .drawer,
.checklist-page .drawer-overlay {
  will-change: transform, opacity;
}

.contato-page .page-content {
  min-height: calc(100vh - var(--header-height) - 120px);
}

.contato-page .contact-card {
  min-height: 620px;
}

.contato-page .form-note {
  min-height: 3em;
  line-height: 1.5;
  opacity: 1;
  visibility: visible;
}

.contato-page .drawer-body a,
.contato-page .nav-dropdown a {
  box-sizing: border-box;
  border: 1px solid transparent;
  border-left: 3px solid transparent;
  padding-left: 13px;
  font-weight: 500;
}

.contato-page .drawer-body a.active,
.contato-page .nav-dropdown a.active {
  border-left-color: var(--primary);
  font-weight: 500;
}

@media (width <= 768px) {
  .contato-page .contact-card {
    min-height: 560px;
  }
}

/* Global PageSpeed safeguards */
a {
  color: var(--link-color);
}

a:hover {
  color: color-mix(in srgb, var(--link-color) 85%, black);
}

.tool-wrap,
.tool-container {
  min-height: 500px;
}

.emoji-grid {
  content-visibility: auto;
  contain-intrinsic-size: 600px;
}

/* =========================
   TOOL UI EXTENSIONS (FINAL)
========================= */

/* Wrapper opcional (não conflita) */
.tool-box {
  max-width: var(--tool-width);
  margin: var(--space-xl) auto;
}

/* Resultados inline (contador, etc) */
.tool-results-inline {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}

/* =========================
   PRODUCTIVITY TOOL SYSTEM
========================= */

.tool-shell-narrow,
.tool-shell-medium,
.tool-shell-wide,
.tool-shell--compact,
.tool-shell--default,
.tool-shell--wide {
  width: min(100%, var(--tool-shell-max));
  margin-inline: auto;
  padding-inline: clamp(16px, 3vw, 32px);
  padding-block: clamp(24px, 4vw, 44px);
}

.tool-shell-narrow {
  --tool-shell-max: 680px;
}

.tool-shell-medium {
  --tool-shell-max: 860px;
}

.tool-shell-wide {
  --tool-shell-max: 1100px;
}

.tool-shell--compact {
  --tool-shell-max: var(--container-compact);
}

.tool-shell--default {
  --tool-shell-max: var(--container-default);
}

.tool-shell--wide {
  --tool-shell-max: var(--container-wide);
}

.tool-wrap.small {
  max-width: 680px;
}

.tool-wrap.medium {
  max-width: 860px;
}

.tool-wrap.large,
.tool-wrap.xlarge {
  max-width: 1100px;
}

.tool-wrap.tool-shell--compact,
.tool-wrap.tool-shell--default,
.tool-wrap.tool-shell--wide {
  max-width: var(--tool-shell-max);
}

.tool-shell--compact .calculator,
.tool-shell--default .calculator,
.tool-shell--wide .calculator {
  max-width: none;
  padding-inline: 0;
}

.page-content {
  padding-bottom: clamp(100px, 12vw, 120px);
}

:root {
  --ml-section-gap: var(--section-gap);
  --ml-card-gap: var(--card-gap);
  --ml-input-gap: 0.55rem;
  --ml-result-gap: clamp(14px, 2vw, 20px);
  --ml-cta-gap: var(--space-sm);
}

.tool-section {
  display: flex;
  flex-direction: column;
  gap: var(--ml-card-gap);
  margin-top: var(--ml-section-gap);
}

.text-muted,
.text-soft,
.text-micro,
.helper-text,
.tool-description,
.tool-subtitle,
.tool-context,
.field small,
.message,
.hint,
.cta-note {
  color: var(--muted);
  font-size: clamp(0.95rem, 0.9rem + 0.18vw, 1.02rem);
  line-height: 1.7;
  opacity: 0.96;
}

.text-muted {
  color: var(--muted);
  opacity: 0.96;
}

.text-soft {
  color: var(--muted);
  opacity: 0.82;
}

.text-micro {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.55;
  opacity: 0.78;
}

.metric-card,
.tool-card,
.feature-pill {
  border: var(--surface-card-border);
  background: var(--surface-card-bg);
  color: var(--text);
  box-shadow: var(--surface-shadow);
}

.metric-card,
.tool-card {
  border-radius: var(--surface-card-radius);
  padding: clamp(16px, 2.4vw, 22px);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
  gap: var(--space-md);
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0.42rem 0.75rem;
  border-radius: 999px;
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 650;
  line-height: 1.2;
}

.empty-state {
  display: grid;
  place-items: center;
  min-height: 112px;
  padding: 1.5rem;
  border: 1px dashed var(--surface-card-border-color);
  border-radius: var(--surface-card-radius);
  background: color-mix(in srgb, var(--card) 92%, var(--bg));
  color: var(--muted);
  line-height: 1.6;
  text-align: center;
  opacity: 0.92;
}

.metric-display {
  display: grid;
  gap: 0.45rem;
  padding: clamp(20px, 3vw, 30px);
  border: var(--surface-result-border);
  border-radius: var(--surface-result-radius);
  background:
    radial-gradient(
      circle at top right,
      color-mix(in srgb, var(--primary) 12%, transparent),
      transparent 48%
    ),
    var(--surface-result-bg);
  color: var(--text);
  box-shadow: var(--surface-shadow-hover);
}

.result-card,
.result {
  display: grid;
  gap: 0.5rem;
  min-height: var(--result-card-min-height, 118px);
  margin-bottom: var(--ml-result-gap);
  padding: var(--result-card-padding, clamp(20px, 3vw, 30px));
  border: var(--result-card-border, var(--surface-result-border));
  border-radius: var(--result-card-radius, var(--surface-result-radius));
  background: var(
    --result-card-bg,
    radial-gradient(
      circle at top right,
      color-mix(in srgb, var(--primary) 10%, transparent),
      transparent 50%
    ),
    var(--surface-result-bg)
  );
  color: var(--text);
  box-shadow: var(--result-card-shadow, var(--surface-shadow));
}

.result-meta {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
  opacity: 0.88;
}

.metric-display .result-label,
.metric-display-label,
.result-label {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
}

.metric-display .result-value,
.metric-display-value,
.result-value {
  color: var(--text);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-variant-numeric: tabular-nums;
  font-weight: 850;
  letter-spacing: var(--result-value-tracking, -0.055em);
  line-height: 0.98;
}

.result-card .result-label,
.result .result-label {
  color: var(--muted);
  font-size: var(--result-label-size, 0.8rem);
  font-weight: 750;
  letter-spacing: 0.055em;
  line-height: 1.2;
  text-transform: uppercase;
}

.result-card .result-value,
.result .result-value {
  color: var(--text);
  font-size: var(--result-value-size, clamp(2rem, 5vw, 3.35rem));
  font-variant-numeric: tabular-nums;
  font-weight: 850;
  letter-spacing: var(--result-value-tracking, -0.055em);
  line-height: 0.98;
}

.tool .calc-card {
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 20px);
}

.tool .field {
  gap: 0.48rem;
}

.tool .field input,
.tool .field select {
  min-height: 46px;
}

.tool .tool-actions {
  gap: var(--space-sm);
}

@media (width <= 768px) {
  .tool-shell-narrow,
  .tool-shell-medium,
  .tool-shell-wide,
  .tool-shell--compact,
  .tool-shell--default,
  .tool-shell--wide {
    padding-inline: var(--space-md);
    padding-block: var(--space-lg);
  }

  .metric-display,
  .result-card,
  .result {
    min-height: 0;
    padding: var(--result-card-mobile-padding, 18px);
  }

  .metric-display .result-value,
  .metric-display-value,
  .result-card .result-value,
  .result .result-value {
    font-size: var(--result-value-mobile-size, clamp(1.8rem, 11vw, 2.7rem));
  }
}

/* Tool-specific shared refinements */
.valor-hora-page .tool-valor-hora > div {
  --result-card-padding: clamp(24px, 4vw, 36px);
  --result-card-border: 1px solid
    color-mix(in srgb, var(--primary) 24%, var(--border));
  --result-card-radius: 20px;
  --result-card-bg:
    radial-gradient(
      circle at top right,
      color-mix(in srgb, var(--primary) 14%, transparent),
      transparent 52%
    ),
    color-mix(in srgb, var(--primary) 6%, var(--card));
  --result-card-shadow: var(--shadow-md);
  --result-value-size: clamp(2.35rem, 6vw, 4rem);
  --result-value-tracking: -0.06em;

  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 20px);
}

.valor-hora-page .result {
  display: grid;
  gap: 0.5rem;
}

.valor-hora-page #orcamentoPush {
  padding: var(--space-md);
  border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  border-radius: 16px;
  background: color-mix(in srgb, var(--primary) 4%, var(--card));
}

.margem-page .calc-card {
  --result-card-min-height: 146px;
  --result-label-size: 0.78rem;
  --result-value-size: clamp(2rem, 4.4vw, 3.25rem);

  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.6vw, 24px);
  padding: clamp(20px, 3.5vw, 30px);
}

.margem-page .calc-card > hr,
.margem-page .message,
.margem-page .tool-actions {
  grid-column: 1 / -1;
}

.margem-page .calc-card > hr {
  margin: 0.25rem 0;
}

.margem-page .result {
  align-content: center;
  display: grid;
  gap: 0.45rem;
}

.margem-page .message {
  margin-top: 0;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  border-radius: 14px;
  background: color-mix(in srgb, var(--bg-soft) 58%, transparent);
}

.margem-page .message:empty {
  height: 0;
  margin: 0.25rem 0;
  padding: 0;
  border: 0;
  border-top: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
}

@media (width <= 760px) {
  .margem-page .calc-card {
    grid-template-columns: 1fr;
  }
}

.tempo-leitura-page .tool-wrap.large {
  max-width: 900px;
}

.tempo-leitura-page .calculator {
  max-width: none;
  padding-inline: 0;
}

.tempo-leitura-page .tool {
  gap: clamp(1.2rem, 3vw, 1.8rem);
  padding: clamp(1.75rem, 4vw, 2.75rem);
}

.tempo-leitura-page .tool > p,
.tempo-leitura-page .tool-context p {
  color: var(--muted);
  font-size: clamp(0.98rem, 1vw, 1.05rem);
  line-height: 1.7;
}

.tempo-leitura-page textarea {
  min-height: clamp(220px, 35vw, 340px);
  padding: clamp(1rem, 2.5vw, 1.4rem);
  line-height: 1.7;
}

.tempo-leitura-page .results {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-sm);
  margin: 0;
}

.tempo-leitura-page .results p {
  display: grid;
  gap: 0.35rem;
  min-height: 104px;
  margin: 0;
  padding: clamp(0.9rem, 2.2vw, 1.15rem);
  border: var(--surface-card-border);
  border-radius: var(--surface-card-radius);
  background: var(--surface-card-bg);
  color: var(--muted);
  line-height: 1.35;
  box-shadow: var(--surface-shadow);
}

.tempo-leitura-page .results strong {
  color: var(--text);
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  font-variant-numeric: tabular-nums;
  font-weight: 850;
  letter-spacing: -0.045em;
  line-height: 1;
}

.tempo-leitura-page #clearBtn {
  align-self: flex-end;
}

@media (width <= 900px) {
  .tempo-leitura-page .results {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (width <= 560px) {
  .tempo-leitura-page .results {
    grid-template-columns: 1fr;
  }

  .tempo-leitura-page #clearBtn {
    width: 100%;
  }
}

.tool-results-inline span {
  background: var(--surface-card-bg);
  border: var(--surface-card-border);
  padding: 6px 10px;
  border-radius: var(--surface-panel-radius);
  font-size: 0.85rem;
  color: var(--text);
}

/* =========================
   EDITORIAL PAGES
========================= */

.page-shell-readable {
  width: min(100%, 960px);
  max-width: 960px;
  margin-inline: auto;
  padding: clamp(32px, 5vw, 56px) clamp(16px, 3vw, 32px)
    clamp(100px, 10vw, 128px);
}

.page-shell-readable .tool-container {
  width: 100%;
  min-height: 0;
}

.legal-content {
  width: min(100%, 78ch);
  margin-inline: auto;
}

.legal-content > h1 {
  margin-bottom: clamp(24px, 4vw, 40px);
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 850;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.legal-content h2 {
  margin: clamp(30px, 4vw, 46px) 0 0.9rem;
  color: var(--text);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  line-height: 1.25;
}

.legal-content p,
.legal-content li {
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.075rem);
  line-height: 1.8;
}

.legal-content p {
  margin: 0 0 1.05rem;
}

.legal-content ul {
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding-left: 1.35rem;
}

.legal-content li {
  margin-bottom: 0.72rem;
  padding-left: 0.12rem;
}

.legal-content li::marker {
  color: color-mix(in srgb, var(--primary) 78%, var(--text));
}

.editorial-card {
  width: 100%;
  max-width: none;
  padding: clamp(28px, 5vw, 56px);
  border-color: color-mix(in srgb, var(--primary) 14%, var(--border));
  border-radius: 24px;
  background:
    radial-gradient(
      circle at top left,
      color-mix(in srgb, var(--primary) 9%, transparent),
      transparent 42%
    ),
    var(--card);
  box-shadow: var(--shadow-sm);
}

.editorial-card > h1,
.contact-card h1 {
  margin-bottom: clamp(14px, 2vw, 20px);
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 850;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.editorial-card .tool-description,
.editorial-card p,
.editorial-card li,
.contact-card .muted,
.form-note {
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.075rem);
  line-height: 1.8;
}

.editorial-card p {
  margin-block: 0 1.05rem;
}

.editorial-card h3 {
  margin: clamp(28px, 4vw, 44px) 0 0.85rem;
  color: var(--text);
  font-size: clamp(1.16rem, 2vw, 1.35rem);
  font-weight: 780;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.editorial-card ul {
  margin: 0 0 clamp(18px, 3vw, 28px);
  padding-left: 1.25rem;
}

.editorial-card li {
  margin-bottom: 0.72rem;
  padding-left: 0.12rem;
}

.editorial-card li::marker {
  color: color-mix(in srgb, var(--primary) 78%, var(--text));
}

.sobre-page .editorial-card .tool-description:last-child {
  margin-top: clamp(24px, 4vw, 36px);
  margin-bottom: 0;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid color-mix(in srgb, var(--primary) 20%, var(--border));
  border-radius: 18px;
  background: color-mix(in srgb, var(--primary) 7%, var(--card));
  color: var(--text);
  font-size: clamp(1.06rem, 1.6vw, 1.2rem);
  line-height: 1.7;
}

.roadmap-page .editorial-card h3 {
  margin-top: clamp(26px, 4vw, 40px);
  padding: clamp(16px, 2.5vw, 22px);
  border: 1px solid color-mix(in srgb, var(--primary) 15%, var(--border));
  border-radius: 18px;
  background: color-mix(in srgb, var(--primary) 5%, var(--card));
}

.roadmap-page .editorial-card ul {
  padding: clamp(16px, 2.6vw, 24px) clamp(18px, 3vw, 28px);
  border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  border-radius: 18px;
  background: color-mix(in srgb, var(--bg-soft) 66%, transparent);
  list-style-position: outside;
}

.legal-card {
  max-width: 980px;
}

.legal-card h3 {
  margin-top: clamp(30px, 4vw, 48px);
  padding-top: clamp(22px, 3vw, 30px);
  border-top: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
}

.legal-card h3:first-of-type {
  margin-top: clamp(18px, 3vw, 28px);
}

.legal-card p {
  max-width: 78ch;
}

.legal-card ul {
  max-width: none;
  padding: clamp(16px, 2.5vw, 22px) clamp(20px, 3vw, 30px);
  border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  border-radius: 18px;
  background: color-mix(in srgb, var(--bg-soft) 62%, transparent);
}

.politica-page .analytics-heading {
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid color-mix(in srgb, var(--primary) 24%, var(--border));
  border-radius: 18px 18px 0 0;
  background: color-mix(in srgb, var(--primary) 8%, var(--card));
}

.politica-page .analytics-heading + p,
.politica-page .analytics-list,
.politica-page .analytics-list + p {
  max-width: none;
  padding-inline: clamp(18px, 3vw, 26px);
  border-inline: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  background: color-mix(in srgb, var(--primary) 4%, var(--card));
}

.politica-page .analytics-heading + p {
  margin-bottom: 0;
  padding-top: clamp(14px, 2vw, 20px);
}

.politica-page .analytics-list {
  margin-bottom: 0;
  border-radius: 0;
}

.politica-page .analytics-list + p {
  padding-top: clamp(8px, 1.5vw, 14px);
  padding-bottom: clamp(18px, 3vw, 26px);
  border-bottom: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
  border-radius: 0 0 18px 18px;
}

@media (width <= 720px) {
  .page-shell-readable {
    padding: var(--space-lg) var(--space-md) 96px;
  }

  .editorial-card {
    padding: var(--space-lg);
    border-radius: 20px;
  }

  .editorial-card ul,
  .legal-card ul,
  .roadmap-page .editorial-card ul {
    padding-right: var(--space-md);
    padding-left: calc(var(--space-lg) + 4px);
  }
}

/* =========================
   RELATED TOOLS (SEO BLOCK)
========================= */

.related-tools {
  max-width: var(--tool-width);
  margin: var(--space-xl) auto;
  padding: var(--space-lg);
  border-radius: var(--surface-card-radius);

  /* destaque leve (melhor que antes) */
  background: var(--surface-related-bg);
  border: var(--surface-related-border);
}

/* Pill groups keep the navigation items as the only visible surfaces. */
.related-tools--pill-group {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

html:not(.dark) .related-tools.related-tools--pill-group {
  box-shadow: none;
}

/* título */
.related-tools :is(h2, h3) {
  margin-bottom: var(--space-sm);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

/* lista */
.related-tools ul {
  padding-left: 18px;
  margin: 0;
}

.related-tools
  :is(p, ul)
  + :is(.btn, .btn-primary, .btn-secondary, a[class*="btn"]) {
  margin-top: var(--space-md);
}

/* itens */
.related-tools li {
  margin-bottom: 6px;
}

/* links */
.related-tools
  a:not(
    :is(
      .btn,
      .ml-btn,
      .btn-pill,
      .workflow-step,
      [class*="btn-"],
      [class*="button"],
      [class*="cta-"]
    )
  ) {
  color: var(--link-color);
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.related-tools
  a:not(
    :is(
      .btn,
      .ml-btn,
      .btn-pill,
      .workflow-step,
      [class*="btn-"],
      [class*="button"],
      [class*="cta-"]
    )
  ):hover {
  text-decoration: underline;
  color: color-mix(in srgb, var(--link-color) 85%, black);
}

/* =========================
   DARK MODE AJUSTES
========================= */

html.dark .related-tools {
  background: var(--surface-related-bg);
  border-color: var(--surface-related-border-color);
}

html.dark .related-tools.related-tools--pill-group {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
}

html.dark
  .related-tools
  a:not(
    :is(
      .btn,
      .ml-btn,
      .btn-pill,
      .workflow-step,
      [class*="btn-"],
      [class*="button"],
      [class*="cta-"]
    )
  ):hover {
  color: color-mix(in srgb, var(--link-color) 90%, white);
}

/* =========================
   SEO HUBS / FAQ
========================= */

.seo-hub {
  max-width: var(--tool-width);
  margin: 0 auto;
}

.seo-hub .tool-header {
  margin-bottom: var(--space-lg);
}

.seo-hub .tool-description,
.seo-hub .hub-card,
.seo-hub .semantic-card,
.seo-hub .context-note {
  overflow-wrap: anywhere;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: var(--card-gap);
  width: 100%;
  min-width: 0;
  max-width: 100%;
  margin: var(--space-md) 0 var(--space-xl);
  justify-content: center;
}

.hub-card {
  display: block;
  height: 100%;
  max-width: 100%;
  margin-bottom: 0;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.hub-card[aria-disabled="true"] {
  cursor: default;
}

.hub-card[aria-disabled="true"] .feature-pill {
  color: var(--muted);
}

.seo-hub
  :is(.hub-card, .related-tools, .workflow-chain, .workflow-next)::before,
.seo-hub
  :is(.hub-card, .related-tools, .workflow-chain, .workflow-next)::after {
  content: none;
}

.hub-card h3 {
  margin-bottom: var(--space-xs);
  font-size: 1rem;
}

.hub-card p {
  margin: 0;
  color: var(--muted);
}

.seo-hub .updf-banner-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin: 0.5rem 0 var(--space-xl);
  text-align: center;
}

.seo-hub .updf-divider {
  width: 100%;
  border: none;
  border-top: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  margin: 0.75rem 0;
}

.seo-hub .updf-sponsored-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.3;
  text-transform: uppercase;
}

.seo-hub .updf-heading {
  margin: 0;
  color: var(--text-header);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
}

.seo-hub .updf-subheading {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.4;
}

.seo-hub #updf-banner-link {
  display: block;
  width: 100%;
  max-width: 300px;
  margin: 0.5rem auto 0;
  border-radius: var(--surface-panel-radius, 8px);
  outline-offset: 4px;
  overflow: hidden;
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.seo-hub #updf-banner-link:hover {
  opacity: 0.92;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--primary) 18%, transparent);
}

.seo-hub #updf-banner-link:focus-visible {
  outline: 3px solid var(--primary);
}

.seo-hub .updf-banner-img {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: inherit;
}

@media (width > 720px) {
  .hub-grid > .hub-card:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    justify-self: center;
    width: min(100%, calc((100% - var(--space-md)) / 2));
  }
}

.semantic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-sm);
  margin: var(--space-md) 0 var(--space-lg);
}

.semantic-card,
.context-note {
  padding: var(--space-md);
  border: var(--surface-card-border);
  border-radius: var(--surface-card-radius);
  background: var(--surface-card-bg);
}

.tool-context > .context-note {
  margin-top: var(--space-lg);
}

.semantic-card h3,
.context-note h3 {
  margin-bottom: var(--space-xs);
  font-size: 0.98rem;
}

.semantic-card p,
.context-note p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.budget-pro-text-cta {
  display: grid;
  justify-items: center;
  align-content: center;
  gap: var(--space-sm);
  min-height: 210px;
  padding: clamp(var(--space-lg), 4vw, var(--space-xl));
  text-align: center;
}

.budget-pro-text-cta h3,
.budget-pro-text-cta p {
  max-width: 72ch;
}

.mini-flow {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.context-note .mini-flow + .btn {
  margin-top: var(--space-sm);
}

.mini-flow :is(a, span),
.workflow-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  min-width: 0;
  max-width: 100%;
  min-height: 34px;
  padding: 0 var(--space-sm);
  border: var(--surface-card-border);
  border-radius: var(--radius-pill);
  background: var(--surface-card-bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  overflow-wrap: anywhere;
  transition:
    transform var(--transition-fast),
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.mini-flow a:hover,
a.workflow-step:hover {
  background: color-mix(in srgb, var(--primary) 8%, var(--card));
  border-color: color-mix(in srgb, var(--primary) 35%, var(--border));
  color: var(--primary);
  text-decoration: none;
  transform: translateY(-1px);
}

.mini-flow a:active,
a.workflow-step:active {
  transform: translateY(0);
}

.mini-flow a:focus-visible,
a.workflow-step:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  box-shadow: var(--shadow-focus);
}

.mini-flow span {
  color: var(--primary);
  font-weight: 700;
}

.unicode-samples {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.unicode-sample {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  padding: 0 var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--card) 92%, var(--primary));
}

.unicode-sample code {
  color: var(--muted);
  font-size: 0.72rem;
}

.faq-block {
  max-width: var(--tool-width);
  margin: var(--space-xl) auto;
}

.faq-block h2 {
  margin-bottom: var(--space-md);
  font-size: 1.25rem;
}

.faq-block details {
  padding: var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}

.faq-block details + details {
  margin-top: var(--space-sm);
}

.faq-block summary {
  cursor: pointer;
  font-weight: 600;
}

.faq-block p {
  margin-top: var(--space-sm);
  color: var(--muted);
}

.workflow-next,
.workflow-chain {
  max-width: var(--tool-width);
  margin: var(--space-xl) auto;
  padding: var(--space-lg);
  border: var(--surface-workflow-border);
  border-radius: var(--surface-card-radius);
  background: var(--surface-workflow-bg);
}

.workflow-next__label {
  display: block;
  margin-bottom: var(--space-xs);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.workflow-next h3,
.workflow-chain h3 {
  margin-bottom: var(--space-xs);
  font-size: 1.05rem;
}

.workflow-next p,
.workflow-chain p {
  margin: 0 0 var(--space-sm);
  color: var(--muted);
}

.workflow-chain__steps {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.workflow-step[aria-current="step"] {
  border-color: color-mix(in srgb, var(--primary) 42%, var(--border));
  color: var(--primary);
  font-weight: 700;
}

.empty-hint {
  color: var(--muted);
}

.empty-hint a {
  font-weight: 600;
}

@media (width <= 720px) {
  .tool-wrap.seo-hub {
    width: calc(100% - (var(--space-md) * 2));
    padding-inline: 0;
  }

  .seo-hub .tool {
    padding-inline: var(--space-md);
  }

  .seo-hub .hub-grid {
    display: block;
  }

  .seo-hub .hub-card {
    width: auto;
  }

  .seo-hub .hub-card + .hub-card {
    margin-top: var(--space-sm);
  }

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

  .workflow-chain__steps {
    display: grid;
    grid-template-columns: 1fr;
  }

  .related-tools:not(.related-tools--pill-group),
  .faq-block details,
  .workflow-next,
  .workflow-chain {
    padding: var(--mobile-card-padding, var(--space-md));
  }
}