/*
  michaellines.fyi — shared stylesheet
  Used by all five pages (index, about, books, blogs, tools).
  Structure:
    1. Reset & base
    2. Layout (container, toolbar, footer)
    3. Hero (landing page photo + intro)
    4. Row (repeating two-column pattern used on About/Books/Blogs/Tools)
    5. Typography helpers
*/

/* 1. Reset & base ------------------------------------------------------ */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: #1a1a1a;
  background: #ffffff;
  line-height: 1.7;
}

a {
  color: #1f3a5f;
  text-decoration: none;
}

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

/* 2. Layout -------------------------------------------------------------- */

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

.toolbar {
  border-bottom: 1px solid #e2e2e2;
}

.toolbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  flex-wrap: wrap;
  gap: 12px;
}

.toolbar-name {
  font-size: 17px;
  font-weight: 600;
  color: #1a1a1a;
}

.toolbar-nav {
  display: flex;
  gap: 24px;
}

.toolbar-nav a {
  font-size: 14px;
  color: #4a4a4a;
}

.toolbar-nav a.active {
  color: #1f3a5f;
}

footer {
  border-top: 1px solid #e2e2e2;
  margin-top: 64px;
  padding: 24px 0;
  font-size: 13px;
  color: #8a8a8a;
}

/* 3. Hero (landing page only) --------------------------------------------- */

.hero {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  align-items: center;
  padding: 56px 0;
}

.hero-photo {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
}

.hero-content h1 {
  font-size: 26px;
  font-weight: 600;
  margin: 0 0 12px;
}

.hero-content p {
  font-size: 17px;
  color: #4a4a4a;
  margin: 0 0 12px;
}

.hero-content p:last-child {
  margin-bottom: 0;
}

/* 4. Row (About / Books / Blogs / Tools) --------------------------------- */

.page-header {
  padding: 40px 0 8px;
}

.page-header h1 {
  font-size: 24px;
  font-weight: 600;
  margin: 0;
}

.row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 28px;
  align-items: center;
  padding: 32px 0;
  border-bottom: 1px solid #eeeeee;
}

.row:last-child {
  border-bottom: none;
}

.row-image {
  width: 160px;
  border-radius: 8px;
  overflow: hidden;
}

.row-image img {
  width: 100%;
  height: auto;
}

.row-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #9a9a9a;
  margin: 0 0 6px;
}

.row-content h2 {
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 10px;
}

.row-content p {
  font-size: 15px;
  color: #4a4a4a;
  margin: 0 0 10px;
}

.row-links {
  font-size: 13px;
  color: #6a6a6a;
}

.row-links a {
  color: #1f3a5f;
}

/* About page body copy (no row image needed for the bio paragraphs) ------ */

.bio {
  padding: 8px 0 40px;
}

.bio p {
  font-size: 16px;
  color: #333333;
  margin: 0 0 18px;
}

.bio-contact {
  font-size: 14px;
  color: #6a6a6a;
  padding-top: 8px;
  border-top: 1px solid #eeeeee;
}

.bio-contact p {
  margin: 0 0 8px;
  color: #6a6a6a;
}

.bio-contact ul {
  margin: 0;
  padding-left: 20px;
}

.bio-contact li {
  margin-bottom: 6px;
}

.bio-contact a {
  color: #1f3a5f;
}

/* 5. Small screens --------------------------------------------------------- */

@media (max-width: 620px) {
  .hero,
  .row {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .hero-photo,
  .row-image {
    width: 140px;
  }

  .toolbar-nav {
    gap: 16px;
  }
}