/* ============================================================
   main.css — TopMyHome shared styles
   ============================================================ */

/* ── Reset & Variables ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:        #0f0f0f;
  --off-white:    #f7f5f2;
  --warm-gray:    #e8e4de;
  --mid-gray:     #9e9890;
  --text:         #1c1a17;
  --text-muted:   #5a5650;
  --accent:       #c8522a;
  --accent-light: #f0ded6;
  --white:        #ffffff;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  --max-width:    1200px;
  --radius:       0px;
  --transition:   0.2s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background:  var(--off-white);
  color:       var(--text);
  font-size:   16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a   { color: inherit; }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.3px;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--black);
  color: var(--off-white);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 14px 28px;
  transition: background var(--transition), transform var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: var(--accent); transform: translateY(-1px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1.5px solid var(--black);
  color: var(--black);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 13px 28px;
  background: transparent;
  transition: background var(--transition), color var(--transition);
  cursor: pointer;
}
.btn-secondary:hover { background: var(--black); color: var(--off-white); }

/* ── Header ─────────────────────────────────────────────────── */
.site-header {
  background: var(--off-white);
  border-bottom: 1.5px solid var(--black);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--black);
  text-decoration: none;
  letter-spacing: -0.3px;
}

.main-nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

.main-nav a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  transition: color var(--transition);
  white-space: nowrap;
}
.main-nav a:hover { color: var(--accent); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Breadcrumb ─────────────────────────────────────────────── */
.breadcrumb {
  border-bottom: 1px solid var(--warm-gray);
  background: var(--white);
}
.breadcrumb-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 24px;
  font-size: 12px;
  color: var(--mid-gray);
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.breadcrumb-inner a { color: var(--mid-gray); text-decoration: none; }
.breadcrumb-inner a:hover { color: var(--accent); }
.breadcrumb-sep { color: var(--warm-gray); }

/* ── Footer ─────────────────────────────────────────────────── */
.site-footer {
  border-top: 1.5px solid var(--black);
  background: var(--black);
  color: var(--off-white);
  margin-top: 80px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 24px 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 13px;
  line-height: 1.65;
  color: #7a7672;
}

.footer-affiliate {
  margin-top: 20px;
  font-size: 11px;
  line-height: 1.6;
  color: #5a5650;
  padding-top: 16px;
  border-top: 1px solid #2a2a2a;
}

.footer-col-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #7a7672;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: #b0ada8;
  text-decoration: none;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--off-white); }

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px 24px;
  border-top: 1px solid #2a2a2a;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: #5a5650;
  flex-wrap: wrap;
  gap: 8px;
}

/* ── Article Cards (shared) ─────────────────────────────────── */
.articles-list { display: flex; flex-direction: column; }

.article-card {
  display: grid;
  grid-template-columns: 1fr 160px;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--warm-gray);
  text-decoration: none;
  color: var(--text);
  transition: opacity var(--transition);
}
.article-card:first-child { padding-top: 0; }
.article-card:hover { opacity: 0.75; }

.article-card-type {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.article-card-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.3px;
  margin-bottom: 10px;
}

.article-card-excerpt {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.article-card-meta {
  font-size: 12px;
  color: var(--mid-gray);
}

.article-card-img {
  width: 160px;
  height: 120px;
  background: var(--warm-gray);
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.article-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-card-img-placeholder { font-size: 32px; opacity: 0.4; }

/* ── Sidebar shared ─────────────────────────────────────────── */
.sidebar-block { margin-bottom: 40px; }

.sidebar-heading {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1.5px solid var(--black);
}

.sidebar-article {
  display: flex;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--warm-gray);
  text-decoration: none;
  color: var(--text);
}
.sidebar-article:hover .sidebar-article-title { color: var(--accent); }

.sidebar-article-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--warm-gray);
  line-height: 1;
  flex-shrink: 0;
  width: 36px;
}

.sidebar-article-title {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  transition: color var(--transition);
}

.sidebar-article-type {
  font-size: 11px;
  color: var(--mid-gray);
  margin-top: 4px;
}

/* Trust block */
.trust-block {
  background: var(--black);
  color: var(--off-white);
  padding: 28px;
}
.trust-block-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}
.trust-block-text {
  font-size: 13px;
  line-height: 1.65;
  color: #b0ada8;
  margin-bottom: 20px;
}
.trust-items { display: flex; flex-direction: column; gap: 12px; }
.trust-item { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; }
.trust-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}

/* ── Buy Box ─────────────────────────────────────────────────── */
.buy-box {
  border: 1.5px solid var(--black);
  padding: 24px;
  margin: 32px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.buy-box-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 6px;
}

.buy-box-product {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
}

.buy-box-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #FF9900;
  color: var(--black);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 12px 24px;
  white-space: nowrap;
  transition: opacity var(--transition);
}
.buy-box-btn:hover { opacity: 0.85; }

.buy-box-disclaimer {
  width: 100%;
  font-size: 11px;
  color: var(--mid-gray);
  margin-top: 4px;
}

/* Sidebar buy box */
.sidebar-buy-box {
  background: var(--black);
  color: var(--off-white);
  padding: 24px;
  margin-bottom: 28px;
}
.sidebar-buy-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}
.sidebar-buy-desc {
  font-size: 13px;
  color: #9e9890;
  margin-bottom: 20px;
  line-height: 1.6;
}
.sidebar-buy-btn {
  display: block;
  text-align: center;
  background: #FF9900;
  color: var(--black);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 12px 20px;
  transition: opacity var(--transition);
}
.sidebar-buy-btn:hover { opacity: 0.85; }
.sidebar-buy-disclaimer {
  font-size: 10px;
  color: #5a5650;
  margin-top: 10px;
  line-height: 1.5;
}

/* ── Sidebar TOC ─────────────────────────────────────────────── */
.sidebar-toc {
  border: 1.5px solid var(--black);
  padding: 24px;
  margin-bottom: 28px;
}
.toc-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 16px;
}
.toc-list { list-style: none; }
.toc-list li { border-bottom: 1px solid var(--warm-gray); }
.toc-list a {
  display: block;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  padding: 10px 0;
  transition: color var(--transition), padding-left var(--transition);
}
.toc-list a:hover { color: var(--accent); padding-left: 6px; }

/* ── Related items sidebar ──────────────────────────────────── */
.sidebar-related { margin-bottom: 28px; }
.sidebar-related-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1.5px solid var(--black);
}
.related-item {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--warm-gray);
  text-decoration: none;
  color: var(--text);
}
.related-item:hover .related-item-title { color: var(--accent); }
.related-item-img {
  width: 48px; height: 48px;
  background: var(--warm-gray);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-size: 20px;
}
.related-item-img img { width: 100%; height: 100%; object-fit: cover; }
.related-item-type { font-size: 10px; color: var(--mid-gray); letter-spacing: 0.5px; margin-bottom: 4px; }
.related-item-title { font-size: 13px; font-weight: 500; line-height: 1.4; transition: color var(--transition); }

/* ── No articles ─────────────────────────────────────────────── */
.no-articles {
  padding: 48px 0;
  text-align: center;
  color: var(--mid-gray);
}
.no-articles p { margin-bottom: 24px; }

/* ── 404 page ────────────────────────────────────────────────── */
.error-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 128px);
  padding: 80px 24px;
}
.error-container { max-width: 600px; width: 100%; text-align: center; }
.error-num {
  font-family: var(--font-display);
  font-size: 120px;
  font-weight: 700;
  line-height: 1;
  color: var(--warm-gray);
  letter-spacing: -4px;
}
.error-line {
  width: 64px; height: 3px;
  background: var(--accent);
  margin: 16px auto 32px;
}
.error-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}
.error-sub {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 40px;
}
.error-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.error-suggestions {
  margin-top: 56px;
  text-align: left;
  border-top: 1.5px solid var(--black);
  padding-top: 32px;
}
.suggestions-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 16px;
}
.suggestion-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--warm-gray);
  text-decoration: none;
  color: var(--text);
  transition: opacity var(--transition);
}
.suggestion-item:hover { opacity: 0.65; }
.suggestion-info { flex: 1; }
.suggestion-title { font-size: 14px; font-weight: 500; margin-bottom: 4px; }
.suggestion-meta { font-size: 11px; color: var(--mid-gray); }
.suggestion-arrow { color: var(--mid-gray); font-size: 16px; margin-left: 16px; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .main-nav { display: none; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0; right: 0;
    background: var(--off-white);
    border-bottom: 1.5px solid var(--black);
    padding: 16px 24px;
    gap: 16px;
    z-index: 99;
  }
  .nav-toggle { display: flex; }

  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }

  .article-card { grid-template-columns: 1fr; }
  .article-card-img { width: 100%; height: 200px; }

  .error-num { font-size: 80px; }
  .error-title { font-size: 24px; }
}

@media (max-width: 480px) {
  .footer-inner { grid-template-columns: 1fr; }
  .buy-box { flex-direction: column; align-items: flex-start; }
}