/* Calcula Agro — theme chrome. Componentes de calculadora ficam em calculator.css (plugin). */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--ca-font-sans);
  color: var(--ca-color-text);
  background: var(--ca-color-bg);
  font-size: var(--ca-text-base);
  line-height: 1.6;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--ca-color-primary-600); text-decoration: none; }
a:hover { color: var(--ca-color-primary-700); }

.ca-container {
  max-width: var(--ca-container-max);
  margin: 0 auto;
  padding: 0 var(--ca-space-5);
}

/* ---------- Header / Nav ---------- */
.ca-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ca-color-border);
}
.ca-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.ca-logo {
  display: flex;
  align-items: center;
  gap: var(--ca-space-2);
  font-weight: 700;
  font-size: var(--ca-text-lg);
  color: var(--ca-color-neutral-900);
}
.ca-logo-img {
  height: 40px;
  width: auto;
  display: block;
}
.ca-nav { display: flex; align-items: center; gap: var(--ca-space-6); }
.ca-nav ul { list-style: none; display: flex; gap: var(--ca-space-5); margin: 0; padding: 0; }
.ca-nav a { color: var(--ca-color-text); font-weight: 500; font-size: var(--ca-text-sm); }
.ca-nav a:hover { color: var(--ca-color-primary-600); }
.ca-nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: var(--ca-space-2); }
.ca-nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ca-color-neutral-800); margin: 4px 0; border-radius: 2px; }

@media (max-width: 860px) {
  .ca-nav-toggle { display: block; }
  .ca-nav-menu {
    position: absolute; top: 68px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--ca-color-border);
    flex-direction: column; align-items: flex-start; padding: var(--ca-space-4) var(--ca-space-5);
    display: none;
  }
  .ca-nav-menu.is-open { display: flex; }
  .ca-nav-menu ul { flex-direction: column; gap: var(--ca-space-3); width: 100%; }
}

/* ---------- Buttons ---------- */
.ca-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--ca-space-2);
  padding: 12px 22px;
  border-radius: var(--ca-radius-full);
  font-weight: 600; font-size: var(--ca-text-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--ca-transition);
  line-height: 1;
}
.ca-btn-primary { background: var(--ca-color-primary-500); color: #fff; }
.ca-btn-primary:hover { background: var(--ca-color-primary-600); color: #fff; transform: translateY(-1px); }
.ca-btn-secondary { background: var(--ca-color-neutral-0); color: var(--ca-color-text); border-color: var(--ca-color-border); }
.ca-btn-secondary:hover { border-color: var(--ca-color-primary-400); color: var(--ca-color-primary-600); }
.ca-btn-ghost { background: transparent; color: var(--ca-color-text-muted); padding: 8px 12px; }
.ca-btn-ghost:hover { color: var(--ca-color-primary-600); }
.ca-btn-sm { padding: 8px 16px; font-size: var(--ca-text-xs); }

/* ---------- Hero (home) ---------- */
.ca-hero-home {
  padding: var(--ca-space-12) 0 var(--ca-space-10);
  text-align: center;
  background:
    radial-gradient(60% 60% at 50% 0%, var(--ca-color-primary-50) 0%, rgba(255,255,255,0) 100%);
}
.ca-hero-eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--ca-color-primary-50); color: var(--ca-color-primary-700);
  border-radius: var(--ca-radius-full); padding: 6px 14px;
  font-size: var(--ca-text-xs); font-weight: 600; margin-bottom: var(--ca-space-5);
}
.ca-hero-home h1 {
  font-size: clamp(2rem, 4.5vw, var(--ca-text-4xl));
  font-weight: 800; letter-spacing: -0.02em;
  color: var(--ca-color-neutral-900);
  max-width: 900px; margin: 0 auto var(--ca-space-5);
  line-height: 1.15;
}
.ca-hero-home p.ca-hero-sub {
  font-size: var(--ca-text-lg); color: var(--ca-color-text-muted);
  max-width: 680px; margin: 0 auto var(--ca-space-6);
}
.ca-hero-actions { display: flex; gap: var(--ca-space-3); justify-content: center; flex-wrap: wrap; margin-bottom: var(--ca-space-8); }

/* Search */
.ca-search {
  max-width: 560px; margin: 0 auto;
  position: relative;
}
.ca-search input {
  width: 100%; padding: 16px 20px 16px 48px;
  border-radius: var(--ca-radius-full);
  border: 1px solid var(--ca-color-border);
  background: #fff; box-shadow: var(--ca-shadow-md);
  font-size: var(--ca-text-base); font-family: var(--ca-font-sans);
}
.ca-search input:focus { outline: none; border-color: var(--ca-color-primary-400); box-shadow: 0 0 0 4px var(--ca-color-primary-100); }
.ca-search .ca-search-icon { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); color: var(--ca-color-neutral-400); }
.ca-search-examples { margin-top: var(--ca-space-3); font-size: var(--ca-text-sm); color: var(--ca-color-text-muted); }
.ca-search-examples a { color: var(--ca-color-text-muted); text-decoration: underline; text-decoration-color: var(--ca-color-border); margin: 0 4px; }
.ca-search-examples a:hover { color: var(--ca-color-primary-600); }

/* ---------- Sections ---------- */
.ca-section { padding: var(--ca-space-10) 0; }
.ca-section-head { text-align: center; max-width: 620px; margin: 0 auto var(--ca-space-8); }
.ca-section-head h2 { font-size: var(--ca-text-2xl); font-weight: 800; color: var(--ca-color-neutral-900); letter-spacing: -0.01em; margin: 0 0 var(--ca-space-2); }
.ca-section-head p { color: var(--ca-color-text-muted); margin: 0; }
.ca-eyebrow-sm { color: var(--ca-color-primary-600); font-weight: 700; font-size: var(--ca-text-xs); text-transform: uppercase; letter-spacing: 0.06em; }

/* Category cards grid */
.ca-grid { display: grid; gap: var(--ca-space-4); }
.ca-grid-cats { grid-template-columns: repeat(5, 1fr); }
.ca-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ca-grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .ca-grid-cats { grid-template-columns: repeat(3, 1fr); } .ca-grid-3, .ca-grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .ca-grid-cats { grid-template-columns: repeat(2, 1fr); } .ca-grid-3, .ca-grid-4 { grid-template-columns: 1fr; } }

.ca-card {
  background: #fff;
  border: 1px solid var(--ca-color-border);
  border-radius: var(--ca-radius-lg);
  padding: var(--ca-space-5);
  transition: box-shadow var(--ca-transition), transform var(--ca-transition), border-color var(--ca-transition);
}
a.ca-card { display: block; color: inherit; }
a.ca-card:hover { box-shadow: var(--ca-shadow-lg); transform: translateY(-3px); border-color: var(--ca-color-primary-200); color: inherit; }

.ca-cat-card { text-align: center; padding: var(--ca-space-5) var(--ca-space-3); }
.ca-cat-card .ca-cat-icon { font-size: 2rem; margin-bottom: var(--ca-space-3); }
.ca-cat-card .ca-cat-name { font-weight: 700; font-size: var(--ca-text-sm); color: var(--ca-color-neutral-900); }
.ca-cat-card .ca-cat-count { font-size: var(--ca-text-xs); color: var(--ca-color-text-muted); margin-top: 2px; }

.ca-calc-card { display: flex; flex-direction: column; gap: var(--ca-space-3); }
.ca-calc-card .ca-calc-badge {
  display: inline-flex; align-self: flex-start; align-items: center; gap: 4px;
  background: var(--ca-color-primary-50); color: var(--ca-color-primary-700);
  font-size: var(--ca-text-xs); font-weight: 700; padding: 4px 10px; border-radius: var(--ca-radius-full);
}
.ca-calc-card h3 { margin: 0; font-size: var(--ca-text-lg); font-weight: 700; color: var(--ca-color-neutral-900); }
.ca-calc-card p { margin: 0; font-size: var(--ca-text-sm); color: var(--ca-color-text-muted); }
.ca-calc-card .ca-calc-cta { margin-top: auto; font-size: var(--ca-text-sm); font-weight: 600; color: var(--ca-color-primary-600); display: flex; align-items: center; gap: 4px; }

.ca-article-card { display: flex; flex-direction: column; gap: var(--ca-space-2); }
.ca-article-card img { border-radius: var(--ca-radius-md); aspect-ratio: 16/9; object-fit: cover; margin-bottom: var(--ca-space-2); }
.ca-article-card .ca-article-cat { font-size: var(--ca-text-xs); font-weight: 700; color: var(--ca-color-primary-600); text-transform: uppercase; letter-spacing: 0.04em; }
.ca-article-card h3 { margin: 0; font-size: var(--ca-text-base); font-weight: 700; color: var(--ca-color-neutral-900); }

/* Benefits */
.ca-benefit { text-align: left; }
.ca-benefit .ca-benefit-icon {
  width: 44px; height: 44px; border-radius: var(--ca-radius-md);
  background: var(--ca-color-primary-50); color: var(--ca-color-primary-600);
  display: flex; align-items: center; justify-content: center; font-size: 1.25rem;
  margin-bottom: var(--ca-space-3);
}
.ca-benefit h3 { font-size: var(--ca-text-base); margin: 0 0 var(--ca-space-1); }
.ca-benefit p { font-size: var(--ca-text-sm); color: var(--ca-color-text-muted); margin: 0; }

/* Newsletter */
.ca-newsletter {
  background: linear-gradient(135deg, var(--ca-color-primary-600), var(--ca-color-primary-800));
  border-radius: var(--ca-radius-xl);
  padding: var(--ca-space-8) var(--ca-space-6);
  color: #fff; text-align: center;
}
.ca-newsletter h2 { font-size: var(--ca-text-2xl); margin: 0 0 var(--ca-space-2); }
.ca-newsletter p { opacity: 0.9; margin: 0 0 var(--ca-space-5); }
.ca-newsletter-form { display: flex; gap: var(--ca-space-2); max-width: 440px; margin: 0 auto; }
.ca-newsletter-form input { flex: 1; padding: 12px 18px; border-radius: var(--ca-radius-full); border: none; font-family: var(--ca-font-sans); }
.ca-newsletter-form button { white-space: nowrap; }
@media (max-width: 560px) { .ca-newsletter-form { flex-direction: column; } }

/* ---------- Footer ---------- */
.ca-footer { background: var(--ca-color-neutral-900); color: var(--ca-color-neutral-300); padding: var(--ca-space-10) 0 var(--ca-space-6); margin-top: var(--ca-space-10); }
.ca-footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--ca-space-6); margin-bottom: var(--ca-space-8); }
@media (max-width: 800px) { .ca-footer-grid { grid-template-columns: 1fr 1fr; } }
.ca-footer h4 { color: #fff; font-size: var(--ca-text-sm); margin: 0 0 var(--ca-space-3); }
.ca-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--ca-space-2); }
.ca-footer a { color: var(--ca-color-neutral-400); font-size: var(--ca-text-sm); }
.ca-footer a:hover { color: #fff; }
.ca-footer-brand p { font-size: var(--ca-text-sm); color: var(--ca-color-neutral-400); max-width: 280px; }
.ca-footer-bottom { border-top: 1px solid var(--ca-color-neutral-800); padding-top: var(--ca-space-5); display: flex; justify-content: space-between; align-items: center; font-size: var(--ca-text-xs); color: var(--ca-color-neutral-500); flex-wrap: wrap; gap: var(--ca-space-2); }

/* ---------- Article (pillar) typography ---------- */
.ca-article-hero { padding: var(--ca-space-8) 0 var(--ca-space-6); text-align: center; }
.ca-article-hero .ca-eyebrow-sm { display: block; margin-bottom: var(--ca-space-3); }
.ca-article-hero h1 { font-size: clamp(1.75rem, 3.5vw, var(--ca-text-3xl)); font-weight: 800; letter-spacing: -0.01em; max-width: 800px; margin: 0 auto var(--ca-space-3); }
.ca-article-hero .ca-article-meta { color: var(--ca-color-text-muted); font-size: var(--ca-text-sm); }
.ca-article-body { max-width: 760px; margin: 0 auto; padding: 0 var(--ca-space-5) var(--ca-space-10); }
.ca-article-body h2 { font-size: var(--ca-text-2xl); font-weight: 800; margin: var(--ca-space-8) 0 var(--ca-space-4); letter-spacing: -0.01em; }
.ca-article-body h3 { font-size: var(--ca-text-xl); font-weight: 700; margin: var(--ca-space-6) 0 var(--ca-space-3); }
.ca-article-body p { margin: 0 0 var(--ca-space-4); color: var(--ca-color-text); }
.ca-article-body ul, .ca-article-body ol { margin: 0 0 var(--ca-space-4); padding-left: 1.3em; }
.ca-article-body li { margin-bottom: var(--ca-space-2); }
.ca-article-body img { border-radius: var(--ca-radius-lg); margin: var(--ca-space-5) 0; }
.ca-article-body blockquote {
  border-left: 3px solid var(--ca-color-primary-400);
  background: var(--ca-color-primary-50);
  padding: var(--ca-space-4) var(--ca-space-5);
  border-radius: 0 var(--ca-radius-md) var(--ca-radius-md) 0;
  margin: var(--ca-space-5) 0; color: var(--ca-color-neutral-800);
}
.ca-article-body table { width: 100%; border-collapse: collapse; margin: var(--ca-space-5) 0; }
.ca-article-body th, .ca-article-body td { border: 1px solid var(--ca-color-border); padding: var(--ca-space-2) var(--ca-space-3); text-align: left; font-size: var(--ca-text-sm); }
.ca-article-body th { background: var(--ca-color-neutral-50); }

/* Calculator inline embed callout wrapper (used around shortcode in article) */
.ca-embed-callout {
  border: 1px solid var(--ca-color-primary-200);
  background: var(--ca-color-primary-50);
  border-radius: var(--ca-radius-lg);
  padding: var(--ca-space-2);
  margin: var(--ca-space-6) 0;
}

/* Archive hub */
.ca-archive-hero { padding: var(--ca-space-8) 0 var(--ca-space-6); text-align: center; }
.ca-filter-bar { display: flex; gap: var(--ca-space-2); flex-wrap: wrap; justify-content: center; margin-bottom: var(--ca-space-8); }
.ca-filter-pill {
  padding: 8px 16px; border-radius: var(--ca-radius-full); border: 1px solid var(--ca-color-border);
  font-size: var(--ca-text-sm); font-weight: 600; color: var(--ca-color-text-muted); background: #fff;
}
.ca-filter-pill.is-active, .ca-filter-pill:hover { background: var(--ca-color-primary-500); color: #fff; border-color: var(--ca-color-primary-500); }

/* Breadcrumb */
.ca-breadcrumb { font-size: var(--ca-text-xs); color: var(--ca-color-text-muted); padding: var(--ca-space-4) 0 0; }
.ca-breadcrumb a { color: var(--ca-color-text-muted); }
.ca-breadcrumb a:hover { color: var(--ca-color-primary-600); }

/* Utility */
.ca-mt-0 { margin-top: 0; }
.ca-text-center { text-align: center; }

@media print {
  .ca-header, .ca-footer, .ca-nav, .no-print { display: none !important; }
}