/* CalculaCarro — Design System
   Brand: CustoReal Carro | calculacarro.pt
   Stack: Inter + JetBrains Mono, Alpine.js, Chart.js
   ================================================== */

/* --- Reset & Variables --- */
*, *::before, *::after { box-sizing: border-box; }

:root {
  --c-primary:       #0077b6;
  --c-primary-dark:  #005c8a;
  --c-primary-light: rgba(0,119,182,0.08);
  --c-accent:        #00b4d8;
  --c-bg:            #f8f9fa;
  --c-surface:       #ffffff;
  --c-dark:          #1a1a2e;
  --c-text:          #2d3436;
  --c-muted:         #6b7280;
  --c-faint:         #9ca3af;
  --c-border:        #e5e7eb;
  --c-border-strong: #d1d5db;
  --c-success:       #00b894;
  --c-success-bg:    rgba(0,184,148,0.08);
  --c-warning:       #fdcb6e;
  --c-warning-bg:    rgba(253,203,110,0.15);
  --c-danger:        #e63946;

  --shadow-sm: 0 1px 2px rgba(15,23,42,.04), 0 1px 3px rgba(15,23,42,.06);
  --shadow-md: 0 4px 12px rgba(15,23,42,.06), 0 2px 4px rgba(15,23,42,.04);
  --shadow-lg: 0 12px 28px rgba(15,23,42,.08), 0 4px 10px rgba(15,23,42,.04);

  --radius-sm: 6px;
  --radius:    8px;
  --radius-lg: 14px;

  --max-w: 1200px;
  --section-pad: 80px 28px;
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  font-feature-settings: 'cv11','ss01';
  -webkit-font-smoothing: antialiased;
}

.mono {
  font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  font-variant-numeric: tabular-nums;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
img { max-width: 100%; height: auto; }

/* --- Logo --- */
.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.logo-img {
  height: 72px;
  width: auto;
  display: block;
}

/* --- Navbar --- */
.navbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
}
.navbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 14px 28px;
  display: flex; align-items: center; gap: 32px;
}
.nav-links {
  display: flex; align-items: center; gap: 28px;
  margin-left: auto;
}
.nav-link {
  font-size: 14px; font-weight: 500;
  color: var(--c-text);
  cursor: pointer; transition: color 0.15s;
}
.nav-link:hover, .nav-link.active { color: var(--c-primary); }
.nav-mobile-btn {
  display: none;
  background: none; border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 8px; cursor: pointer; margin-left: auto;
  color: var(--c-text);
}
.mobile-menu {
  display: none;
  flex-direction: column; gap: 4px;
  padding: 12px 20px 16px;
  border-top: 1px solid var(--c-border);
  background: white;
}
.mobile-menu.open { display: flex; }
.mobile-menu .nav-link {
  padding: 10px 0;
  border-bottom: 1px solid var(--c-border);
  font-size: 15px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius);
  font-size: 14px; font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer; transition: all 0.15s;
  letter-spacing: -0.005em;
  white-space: nowrap;
}
.btn-primary { background: var(--c-primary); color: white; }
.btn-primary:hover {
  background: var(--c-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0,119,182,0.25);
}
.btn-secondary { background: white; color: var(--c-primary); border-color: var(--c-primary); }
.btn-secondary:hover { background: var(--c-primary-light); }
.btn-ghost { background: transparent; color: var(--c-text); border-color: var(--c-border); }
.btn-ghost:hover { background: rgba(0,0,0,0.04); }
.btn-white { background: white; color: var(--c-primary); }
.btn-white:hover { background: #f0f7ff; }
.btn-lg { padding: 14px 28px; font-size: 15px; }
.btn-sm { padding: 7px 14px; font-size: 13px; }
.btn-block { width: 100%; }

/* --- Cards --- */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.card-hover { transition: all 0.18s; }
.card-hover:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: #bfdbfe;
}

/* --- Form Inputs --- */
.field { display: flex; flex-direction: column; gap: 6px; }
.label {
  font-size: 13px; font-weight: 500;
  color: var(--c-text);
  display: flex; justify-content: space-between; align-items: center;
}
.label-hint { font-size: 11px; color: var(--c-faint); font-weight: 400; }

.input, .select {
  padding: 10px 12px;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius);
  background: white;
  font-family: inherit; font-size: 14px;
  color: var(--c-text);
  transition: all 0.15s; width: 100%;
  font-variant-numeric: tabular-nums;
}
.input:focus, .select:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(0,119,182,0.12);
}
.input-group { position: relative; display: flex; align-items: center; }
.input-suffix {
  position: absolute; right: 12px;
  font-size: 13px; color: var(--c-faint);
  pointer-events: none; font-variant-numeric: tabular-nums;
}
.input-group .input { padding-right: 50px; }

.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%239ca3af' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

/* Segmented control */
.segmented {
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius); overflow: hidden; background: white;
}
.segmented button {
  font-family: inherit; font-size: 13px; font-weight: 500;
  padding: 9px 8px;
  background: white; color: var(--c-muted);
  border: none; border-right: 1px solid var(--c-border);
  cursor: pointer; transition: all 0.15s;
}
.segmented button:last-child { border-right: none; }
.segmented button.active { background: var(--c-primary); color: white; }
.segmented button:not(.active):hover { background: var(--c-primary-light); }

/* Slider */
.slider {
  -webkit-appearance: none;
  width: 100%; height: 4px;
  background: var(--c-border-strong);
  border-radius: 4px; outline: none; cursor: pointer;
}
.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  background: var(--c-primary);
  border: 2px solid white;
  border-radius: 50%; cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.slider::-moz-range-thumb {
  width: 18px; height: 18px;
  background: var(--c-primary);
  border: 2px solid white;
  border-radius: 50%; cursor: pointer;
}

/* --- Layout helpers --- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 28px; }
.section { padding: var(--section-pad); max-width: var(--max-w); margin: 0 auto; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* --- Typography helpers --- */
.eyebrow {
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--c-primary); margin-bottom: 12px;
}
.section-title {
  font-size: 1.8rem; font-weight: 600;
  letter-spacing: -0.02em; color: var(--c-dark);
  margin: 0 0 12px; line-height: 1.2;
}
.section-sub {
  font-size: 1.0625rem; color: var(--c-muted);
  max-width: 600px; margin: 0 0 40px; line-height: 1.5;
}

/* --- Tags / Chips --- */
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 500;
  background: var(--c-primary-light); color: var(--c-primary);
  white-space: nowrap;
}
.tag-success { background: var(--c-success-bg); color: #00966f; }
.tag-warning { background: var(--c-warning-bg); color: #b88508; }
.tag-neutral { background: #eef0f2; color: var(--c-muted); }
.tag-dark { background: rgba(26,26,46,0.08); color: var(--c-dark); }

/* --- Hero --- */
.hero {
  background: linear-gradient(180deg, #f8f9fa 0%, #eef4f9 100%);
  border-bottom: 1px solid var(--c-border);
  position: relative; overflow: hidden;
}
.hero-glow {
  position: absolute; top: -100px; right: -120px;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(0,180,216,0.18), transparent 70%);
  pointer-events: none;
}
.hero-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 90px 28px;
  display: grid; grid-template-columns: 1.15fr 1fr;
  gap: 60px; align-items: center;
}
.hero-h1 {
  font-size: 3rem; font-weight: 700;
  letter-spacing: -0.03em; line-height: 1.05;
  color: var(--c-dark); margin: 0 0 20px;
}
.hero-h1 .highlight { color: var(--c-primary); }
.hero-sub {
  font-size: 18px; color: var(--c-muted);
  max-width: 520px; margin: 0 0 32px; line-height: 1.5;
}
.hero-actions { display: flex; gap: 12px; margin-bottom: 28px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 28px; font-size: 13px; color: var(--c-muted); flex-wrap: wrap; }
.hero-trust-item { display: flex; align-items: center; gap: 6px; }

/* Hero preview card */
.hero-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 56px rgba(15,23,42,0.10), 0 6px 16px rgba(15,23,42,0.05);
  padding: 22px; width: 320px;
  border: 1px solid rgba(0,119,182,0.12);
}
.hero-card-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 44px; font-weight: 700;
  color: var(--c-primary); letter-spacing: -0.03em; line-height: 1;
}
.hero-savings-chip {
  position: absolute; bottom: -30px; left: 20px;
  background: white; border-radius: 12px;
  box-shadow: 0 12px 28px rgba(15,23,42,0.10);
  padding: 12px 16px;
  display: flex; align-items: center; gap: 12px;
  border: 1px solid var(--c-border);
}

/* --- Trust bar --- */
.trust-bar {
  background: white; border-bottom: 1px solid var(--c-border);
}
.trust-bar-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 18px 28px;
  display: flex; align-items: center; justify-content: center;
  gap: 14px; flex-wrap: wrap;
  font-size: 13.5px; color: var(--c-muted);
}

/* --- Step card --- */
.step-card { padding: 28px; position: relative; }
.step-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--c-primary-light); color: var(--c-primary);
  display: grid; place-items: center; margin-bottom: 16px;
}
.step-num {
  position: absolute; top: 22px; right: 22px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; color: var(--c-faint); font-weight: 500;
}

/* --- Tool card --- */
.tool-card { padding: 24px; }
.tool-card-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, rgba(0,119,182,0.10), rgba(0,180,216,0.12));
  color: var(--c-primary); display: grid; place-items: center;
}
.tool-card-link {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 500; color: var(--c-primary); margin-top: auto;
}

/* --- Stats strip --- */
.stat-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 28px; font-weight: 700; color: var(--c-primary);
  letter-spacing: -0.02em; line-height: 1;
}
.stat-label { font-size: 13px; color: var(--c-muted); margin-top: 6px; }

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: white;
}
.cta-banner-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 64px 28px;
  display: grid; grid-template-columns: 2fr 1fr;
  gap: 40px; align-items: center;
}

/* --- Page header --- */
.page-header {
  background: white; border-bottom: 1px solid var(--c-border);
}
.page-header-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 32px 28px;
}
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--c-muted); margin-bottom: 14px;
}
.breadcrumb a { cursor: pointer; }
.breadcrumb a:hover { color: var(--c-primary); }
.breadcrumb-sep { color: var(--c-border-strong); }

/* --- Calculator layout --- */
.calc-body {
  max-width: var(--max-w); margin: 0 auto;
  padding: 36px 28px 80px;
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 32px; align-items: flex-start;
}
.calc-results { position: sticky; top: 88px; display: flex; flex-direction: column; gap: 16px; }

/* Collapsible form section */
.form-section { border-bottom: 1px solid var(--c-border); padding: 20px 0; }
.form-section-header {
  display: flex; align-items: center; gap: 12px;
  width: 100%; background: none; border: none;
  cursor: pointer; padding: 0; font-family: inherit; text-align: left;
}
.form-section-icon {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--c-primary-light); color: var(--c-primary);
  display: grid; place-items: center;
}
.form-section-title { font-size: 15px; font-weight: 600; color: var(--c-dark); }
.form-section-toggle { margin-left: auto; color: var(--c-faint); }
.form-section-body { display: flex; flex-direction: column; gap: 14px; margin-top: 18px; }

/* Result card number */
.result-big {
  font-family: 'JetBrains Mono', monospace;
  font-size: 56px; font-weight: 700;
  color: var(--c-primary); letter-spacing: -0.03em; line-height: 1;
}
.result-meta { display: flex; gap: 24px; margin-top: 14px; padding-top: 14px; border-top: 1px solid #f3f4f6; }
.result-meta-item .label { font-size: 11px; color: var(--c-faint); text-transform: uppercase; letter-spacing: 0.05em; }
.result-meta-item .value { font-family: 'JetBrains Mono', monospace; font-size: 18px; font-weight: 600; color: var(--c-dark); }

/* Donut legend */
.donut-legend { display: flex; flex-direction: column; gap: 8px; }
.donut-legend-item {
  display: grid; grid-template-columns: 10px 1fr auto;
  gap: 10px; font-size: 13px; align-items: center;
}
.donut-legend-dot { width: 10px; height: 10px; border-radius: 3px; }

/* Compare bar */
.compare-row { margin-bottom: 12px; }
.compare-bar-track { height: 10px; background: #f3f4f6; border-radius: 5px; overflow: hidden; margin-top: 6px; }
.compare-bar-fill { height: 100%; border-radius: 5px; transition: width 0.4s; }

/* --- Blog --- */
.blog-header {
  background: white; border-bottom: 1px solid var(--c-border);
}
.blog-header-inner { max-width: var(--max-w); margin: 0 auto; padding: 56px 28px 40px; }
.blog-cats { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 28px; }
.blog-grid {
  max-width: var(--max-w); margin: 0 auto; padding: 48px 28px 80px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 22px;
}
.blog-grid .featured { grid-column: 1 / -1; display: grid; grid-template-columns: 1.1fr 1fr; }
.article-card { overflow: hidden; cursor: pointer; }
.article-card-img { background: repeating-linear-gradient(45deg, #eef2f6 0 10px, #f6f8fa 10px 20px); }
.article-card-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.article-card-body.large { padding: 32px; }
.article-card h3 { font-size: 17px; font-weight: 600; color: var(--c-dark); margin: 0; letter-spacing: -0.015em; line-height: 1.3; }
.article-card h3.large { font-size: 22px; }

/* --- Article page --- */
.article-layout {
  max-width: 1140px; margin: 0 auto; padding: 40px 28px 80px;
  display: grid; grid-template-columns: 220px 1fr; gap: 56px;
}
.article-toc { position: sticky; top: 88px; height: fit-content; }
.toc-title { font-size: 11px; font-weight: 600; color: var(--c-faint); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px; }
.toc-link {
  display: block; font-size: 13px; color: var(--c-muted);
  padding: 6px 0 6px 12px;
  border-left: 2px solid var(--c-border);
  transition: all 0.15s; text-decoration: none; margin-bottom: 4px;
}
.toc-link.active { color: var(--c-primary); font-weight: 600; border-left-color: var(--c-primary); }
.toc-link:hover { color: var(--c-primary); }
.article-content h2 {
  font-size: 1.6rem; font-weight: 600; color: var(--c-dark);
  letter-spacing: -0.02em; margin: 40px 0 14px; scroll-margin-top: 96px;
}
.article-content p { font-size: 17px; line-height: 1.7; color: var(--c-text); margin: 0 0 18px; }
.article-content blockquote {
  margin: 24px 0; padding: 18px 22px;
  border-left: 3px solid var(--c-primary);
  background: rgba(0,119,182,0.04);
  border-radius: 0 8px 8px 0;
  font-size: 17px; color: var(--c-dark); font-weight: 500; font-style: normal;
  letter-spacing: -0.005em; line-height: 1.5;
}
.article-cta {
  margin: 32px 0; padding: 24px 28px;
  background: linear-gradient(135deg, rgba(0,119,182,0.06), rgba(0,180,216,0.08));
  border: 1px solid rgba(0,119,182,0.18);
  border-radius: 12px;
  display: flex; align-items: center; gap: 20px;
}
.article-cta-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: white; color: var(--c-primary);
  display: grid; place-items: center; flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0,119,182,0.15);
}

/* Data table */
.data-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.data-table th {
  text-align: left; padding: 12px 16px;
  font-size: 13px; font-weight: 600; color: var(--c-dark);
  background: #f8f9fa; border-bottom: 1px solid var(--c-border);
}
.data-table td {
  padding: 12px 16px; font-size: 14px;
  border-bottom: 1px solid #f3f4f6; color: var(--c-muted);
}
.data-table td:last-child { font-weight: 600; color: var(--c-dark); font-variant-numeric: tabular-nums; font-family: 'JetBrains Mono', monospace; }
.data-table tr:last-child td { border-bottom: none; }

/* FAQ accordion */
.faq-item { border-bottom: 1px solid var(--c-border); }
.faq-btn {
  width: 100%; padding: 20px 0;
  display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  background: none; border: none; font-family: inherit; text-align: left; cursor: pointer;
}
.faq-q { font-size: 16px; font-weight: 600; color: var(--c-dark); }
.faq-icon {
  flex-shrink: 0; width: 28px; height: 28px; border-radius: 7px;
  display: grid; place-items: center; transition: all 0.15s;
  background: #f3f4f6; color: var(--c-muted);
}
.faq-icon.open { background: var(--c-primary); color: white; }
.faq-a { font-size: 15px; line-height: 1.65; color: var(--c-muted); margin: 0 0 24px; max-width: 620px; }

/* Newsletter card */
.newsletter-card {
  padding: 36px;
  background: linear-gradient(135deg, #1a1a2e 0%, #2a3760 100%);
  color: white; border: none;
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 36px; align-items: center;
}

/* --- AdSense slot --- */
.ad-slot {
  border: 1.5px dashed var(--c-border-strong);
  border-radius: var(--radius); padding: 28px;
  text-align: center; font-size: 11px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--c-faint);
  background: repeating-linear-gradient(45deg, rgba(0,0,0,0.01) 0 8px, transparent 8px 16px);
  display: grid; place-items: center;
}

/* --- Footer --- */
.footer {
  background: var(--c-dark);
  color: rgba(255,255,255,0.7);
  padding: 56px 28px 32px;
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
}
.footer h4 { color: white; font-size: 13px; font-weight: 600; margin: 0 0 14px; letter-spacing: 0.02em; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer a { color: rgba(255,255,255,0.6); font-size: 13px; transition: color 0.15s; }
.footer a:hover { color: white; }
.footer-logo-wrap .logo-img { filter: brightness(0) invert(1); }
.footer-tagline { font-size: 13px; margin-top: 12px; color: rgba(255,255,255,0.6); max-width: 280px; line-height: 1.5; }
.footer-bottom {
  max-width: var(--max-w); margin: 40px auto 0;
  padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1);
  display: flex; justify-content: space-between;
  font-size: 12px; color: rgba(255,255,255,0.5);
}

/* --- Utilities --- */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.text-center { text-align: center; }
.text-muted { color: var(--c-muted); }
.text-faint { color: var(--c-faint); }
.text-primary { color: var(--c-primary); }
.text-dark { color: var(--c-dark); }
.text-success { color: var(--c-success); }
.font-mono { font-family: 'JetBrains Mono', monospace; font-variant-numeric: tabular-nums; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-20 { margin-top: 20px; }
.mt-24 { margin-top: 24px; }
.mb-0 { margin-bottom: 0; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }

/* Info box */
.info-box {
  padding: 14px 16px;
  background: rgba(0,180,216,0.08);
  border-radius: 8px; font-size: 12.5px; color: var(--c-dark);
  display: flex; gap: 10px; align-items: flex-start;
  line-height: 1.5;
}

/* Article update note */
.article-note {
  padding: 14px 18px;
  background: #f0fdf4;
  border: 1px solid #86efac;
  border-radius: 8px;
  font-size: 14px;
  color: #166534;
  line-height: 1.5;
  margin-bottom: 28px;
}

/* Disclaimer */
.disclaimer {
  padding: 16px 20px;
  background: var(--c-warning-bg);
  border: 1px solid rgba(253,203,110,0.4);
  border-radius: 8px; font-size: 13px; color: #7c6505;
  line-height: 1.5; margin: 32px 0;
}

/* Legal pages */
.legal-content {
  max-width: 760px; margin: 0 auto; padding: 48px 28px 80px;
}
.legal-content h1 { font-size: 2rem; font-weight: 700; color: var(--c-dark); margin: 0 0 8px; letter-spacing: -0.02em; }
.legal-content h2 { font-size: 1.25rem; font-weight: 600; color: var(--c-dark); margin: 32px 0 12px; }
.legal-content p, .legal-content li { font-size: 15px; line-height: 1.7; color: var(--c-text); }
.legal-content ul { padding-left: 20px; margin: 12px 0; }

/* Contact form */
.contact-form { max-width: 600px; }
.contact-form .field { margin-bottom: 20px; }
.contact-form textarea {
  padding: 10px 12px;
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius);
  font-family: inherit; font-size: 14px;
  color: var(--c-text); width: 100%;
  resize: vertical; min-height: 120px; transition: all 0.15s;
}
.contact-form textarea:focus {
  outline: none; border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(0,119,182,0.12);
}

/* Article hero image */
.article-hero-image {
  width: 100%;
  max-height: 420px;
  overflow: hidden;
  border-radius: 12px;
  margin-bottom: 32px;
}
.article-hero-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* --- Blog layout helpers --- */
.blog-main {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px 80px;
}
.blog-articles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

/* --- Donut chart responsive layout --- */
.donut-layout {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  align-items: center;
}

/* --- Compact calculator layout (combustivel, iuc, manutencao, ipo) --- */
.calc-body-compact {
  max-width: 900px; margin: 0 auto;
  padding: 40px 28px 80px;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 32px; align-items: flex-start;
}

/* --- Contact page layout --- */
.contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: flex-start;
}

/* --- Print styles --- */
@media print {
  .navbar, .footer, .ad-slot, .btn, .cta-banner, .hero-savings-chip { display: none !important; }
  body { background: white; font-size: 14px; }
  .card { box-shadow: none; border: 1px solid #ddd; }
  .calc-body { grid-template-columns: 1fr; }
  .calc-results { position: static; }
  h1 { font-size: 1.5rem; }
  @page { margin: 2cm; }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-h1 { font-size: 2.4rem; }
  .hero-card { display: none; }
  .cta-banner-inner { grid-template-columns: 1fr; }
  .calc-body { grid-template-columns: 1fr; }
  .calc-results { position: static; }
  .calc-body-compact { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .article-toc { display: none; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .blog-grid .featured { grid-column: 1; display: block; }
  .contact-layout { grid-template-columns: 1fr; gap: 32px; }
  .donut-layout { grid-template-columns: 1fr; justify-items: center; }
}

@media (max-width: 768px) {
  :root { --section-pad: 48px 20px; }
  .hero-h1 { font-size: 2rem; }
  .hero-inner { padding: 48px 20px; }
  .nav-links { display: none; }
  .nav-mobile-btn { display: block; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; padding: 32px 20px 52px; }
  .blog-articles { grid-template-columns: 1fr; }
  .blog-main { padding: 0 20px 52px; }
  .newsletter-card { grid-template-columns: 1fr; gap: 20px; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 6px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .result-big { font-size: 42px; }
  .section-title { font-size: 1.5rem; }
  .legal-content { padding: 32px 20px 60px; }
  .calc-body-compact { padding: 24px 20px 60px; }
  .contact-layout { grid-template-columns: 1fr; gap: 24px; }
  .page-header-inner { padding: 20px 20px; }
  .blog-header-inner { padding: 32px 20px 24px; }
  .blog-header-inner h1 { font-size: 1.8rem; }
  .donut-layout { grid-template-columns: 1fr; justify-items: center; }
}

@media (max-width: 480px) {
  :root { --section-pad: 36px 16px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-trust { flex-direction: column; gap: 10px; }
  .result-meta { flex-wrap: wrap; gap: 16px; }
  .navbar-inner { padding: 12px 16px; }
  .page-header-inner { padding: 16px; }
  .page-header-inner h1 { font-size: 1.5rem; }
  .footer { padding: 40px 16px 24px; }
  .hero-inner { padding: 36px 16px; }
  .blog-grid { padding: 24px 16px 40px; }
  .blog-main { padding: 0 16px 40px; }
  .blog-header-inner { padding: 24px 16px 20px; }
  .calc-body { padding: 20px 16px 60px; }
  .calc-body-compact { padding: 20px 16px 60px; }
  .article-layout { padding: 24px 16px 48px; }
  .result-big { font-size: 34px; }
  .cta-banner-inner h2 { font-size: 1.5rem; }
  .section-title { font-size: 1.3rem; }
}