/* EasyMailMX — Documentación — estilos compartidos */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f7fa;
  --color-text: #1e2a38;
  --color-text-muted: #5b6b7c;
  --color-primary: #14304d;      /* azul oscuro / gris pizarra */
  --color-primary-alt: #1e4266;
  --color-accent: #2b7de9;       /* azul vivo para botones/links */
  --color-accent-hover: #1f66c4;
  --color-border: #e2e8f0;
  --color-card-bg: #ffffff;
  --color-code-bg: #f0f3f7;
  --color-note-bg: #eaf2fe;
  --color-note-border: #bcd7fa;
  --radius: 10px;
  --max-width: 1080px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 16px;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 20;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}
.logo span { color: var(--color-accent); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0.4rem 0.6rem;
  font-size: 1.1rem;
  cursor: pointer;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.main-nav a {
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 500;
}
.main-nav a:hover { color: var(--color-accent); text-decoration: none; }
.main-nav a.current { color: var(--color-accent); }

.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.btn-primary:hover { background: var(--color-accent-hover); text-decoration: none; color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); text-decoration: none; }

/* Hero */
.hero {
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  padding: 3.5rem 0 2.5rem;
  border-bottom: 1px solid var(--color-border);
}
.hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  color: var(--color-primary);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}
.hero p {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0;
}

/* Search box (client-side) */
.search-box {
  margin-top: 1.5rem;
  max-width: 480px;
  position: relative;
}
.search-box input {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: var(--font);
}
.search-box input:focus { outline: 2px solid var(--color-accent); outline-offset: 1px; }
.search-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(20, 48, 77, 0.12);
  max-height: 320px;
  overflow-y: auto;
  display: none;
  z-index: 30;
}
.search-results.open { display: block; }
.search-results a {
  display: block;
  padding: 0.6rem 1rem;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}
.search-results a:last-child { border-bottom: none; }
.search-results a:hover { background: var(--color-bg-alt); text-decoration: none; }
.search-results .no-results { padding: 0.75rem 1rem; color: var(--color-text-muted); font-size: 0.9rem; }

/* Cards grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin: 2.5rem 0;
}
.card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.card:hover { box-shadow: 0 8px 24px rgba(20, 48, 77, 0.08); transform: translateY(-2px); }
.card h3 { margin: 0 0 0.5rem; color: var(--color-primary); font-size: 1.1rem; }
.card p { margin: 0 0 1rem; color: var(--color-text-muted); font-size: 0.9rem; }

/* Content sections */
main .container { padding-top: 2.5rem; padding-bottom: 4rem; }
.content h2 {
  color: var(--color-primary);
  font-size: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}
.content h2:first-child { margin-top: 0; }
.content h3 { color: var(--color-primary); font-size: 1.15rem; margin-top: 1.75rem; }
.content p { margin: 0.75rem 0; }
.content ul, .content ol { margin: 0.75rem 0; padding-left: 1.4rem; }
.content li { margin: 0.4rem 0; }

/* Steps */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 1.5rem 0; }
.steps li {
  counter-increment: step;
  position: relative;
  padding: 1rem 1.25rem 1rem 3.25rem;
  margin-bottom: 0.75rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 1rem;
  top: 1rem;
  width: 1.6rem;
  height: 1.6rem;
  background: var(--color-accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
}
.steps li strong { display: block; margin-bottom: 0.25rem; color: var(--color-primary); }

.img-placeholder {
  margin: 0.75rem 0 0;
  padding: 0.75rem 1rem;
  background: var(--color-code-bg);
  border: 1px dashed var(--color-border);
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* Note / callout */
.note {
  background: var(--color-note-bg);
  border: 1px solid var(--color-note-border);
  border-left: 4px solid var(--color-accent);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}
.note strong { color: var(--color-primary); }

/* Table */
.table-wrap { overflow-x: auto; margin: 1.5rem 0; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
th, td {
  text-align: left;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--color-border);
}
th {
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-weight: 600;
}
tr:last-child td { border-bottom: none; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--color-code-bg);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}

/* FAQ accordion */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  text-align: left;
  background: var(--color-bg-alt);
  border: none;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font);
}
.faq-answer {
  padding: 0 1.25rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease, padding 0.2s ease;
  color: var(--color-text-muted);
}
.faq-item.open .faq-answer {
  padding: 1rem 1.25rem;
  max-height: 400px;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-icon { transition: transform 0.15s ease; font-size: 1.2rem; color: var(--color-accent); }

/* Breadcrumb */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.breadcrumb a { color: var(--color-text-muted); }

/* Guide nav (prev/next) */
.guide-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 2.5rem 0;
}
.guide-links a {
  padding: 0.6rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text);
  font-size: 0.9rem;
}
.guide-links a:hover { border-color: var(--color-accent); color: var(--color-accent); text-decoration: none; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  padding: 2rem 0;
  margin-top: 3rem;
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}
.site-footer a { color: var(--color-text-muted); font-weight: 500; }
.site-footer a:hover { color: var(--color-accent); }

/* Mobile */
@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.5rem;
    gap: 1rem;
    display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav .btn { width: 100%; text-align: center; }
}