/* site.css — WorkSmart Reviews
   Architecture: single file, CSS variables throughout.
   AI maintenance: edit variables block to retheme entire site.
   Font: Fraunces (display) + DM Sans (body) via Google Fonts
*/

/* ── Variables ────────────────────────────────────────────── */
:root {
  --navy:       #0f1623;
  --navy-mid:   #1a2332;
  --navy-light: #243044;
  --cream:      #f2ead8;
  --cream-dim:  #c8bfa8;
  --amber:      #e8a020;
  --amber-dim:  #c4841a;
  --white:      #ffffff;
  --red:        #c0392b;

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

  --radius:  6px;
  --radius-lg: 12px;
  --max-w:   1120px;
  --col-gap: 2rem;
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--navy);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: var(--amber); text-decoration: none; }
a:hover { color: var(--amber-dim); text-decoration: underline; }

/* ── Layout ───────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Header ───────────────────────────────────────────────── */
#site-header {
  border-bottom: 1px solid var(--navy-light);
  background: var(--navy);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
}
.site-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.site-logo span { color: var(--amber); }
.header-search {
  display: flex;
  align-items: center;
  background: var(--navy-mid);
  border: 1px solid var(--navy-light);
  border-radius: var(--radius);
  padding: 0.4rem 0.75rem;
  gap: 0.5rem;
  flex: 0 1 320px;
  transition: border-color 0.2s;
}
.header-search:focus-within { border-color: var(--amber); }
.header-search input {
  background: none;
  border: none;
  outline: none;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 0.875rem;
  width: 100%;
}
.header-search input::placeholder { color: var(--cream-dim); }
.header-search svg { color: var(--cream-dim); flex-shrink: 0; }

/* ── Banner ad slot ───────────────────────────────────────── */
.ad-banner {
  background: var(--navy-mid);
  border-bottom: 1px solid var(--navy-light);
  text-align: center;
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  color: var(--cream-dim);
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ad-banner .ad-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cream-dim);
  opacity: 0.5;
  margin-bottom: 0.2rem;
}

/* ── Hero ─────────────────────────────────────────────────── */
#hero {
  padding: 4rem 1.5rem 3rem;
  max-width: var(--max-w);
  margin: 0 auto;
  border-bottom: 1px solid var(--navy-light);
}
.hero-eyebrow {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--amber);
  margin-bottom: 0.75rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--white);
  max-width: 640px;
  margin-bottom: 1rem;
}
.hero-sub {
  color: var(--cream-dim);
  font-size: 1.05rem;
  max-width: 520px;
  line-height: 1.6;
}

/* ── Topic filter tabs ────────────────────────────────────── */
#topics-nav {
  border-bottom: 1px solid var(--navy-light);
  background: var(--navy);
  position: sticky;
  top: 61px;
  z-index: 90;
}
.topics-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.topics-inner::-webkit-scrollbar { display: none; }
.topic-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--cream-dim);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.875rem 1.25rem;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.2s, border-color 0.2s;
}
.topic-btn:hover { color: var(--cream); }
.topic-btn.active {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ── Main layout ──────────────────────────────────────────── */
#main-content {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--col-gap);
  align-items: start;
}

/* ── Article grid ─────────────────────────────────────────── */
#article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.article-card {
  background: var(--navy-mid);
  border: 1px solid var(--navy-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.article-card:hover {
  border-color: var(--amber);
  transform: translateY(-2px);
}
.card-topic {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--amber);
  font-weight: 600;
}
.card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.3;
}
.card-excerpt {
  font-size: 0.875rem;
  color: var(--cream-dim);
  line-height: 1.6;
  flex: 1;
}
.card-meta {
  font-size: 0.75rem;
  color: var(--cream-dim);
  opacity: 0.6;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--amber);
  margin-top: 0.25rem;
}

/* Empty state */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 1rem;
  color: var(--cream-dim);
}
.empty-state p { font-size: 1rem; }

/* ── Sidebar ──────────────────────────────────────────────── */
#sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 110px;
}
.sidebar-ad {
  background: var(--navy-mid);
  border: 1px solid var(--navy-light);
  border-radius: var(--radius-lg);
  padding: 1rem;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.5rem;
}
.ad-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cream-dim);
  opacity: 0.4;
}
.sidebar-topics {
  background: var(--navy-mid);
  border: 1px solid var(--navy-light);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}
.sidebar-topics h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 1rem;
}
.topic-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.topic-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topic-list button {
  background: none;
  border: none;
  color: var(--cream-dim);
  font-family: var(--font-body);
  font-size: 0.875rem;
  cursor: pointer;
  text-align: left;
  padding: 0;
  transition: color 0.2s;
}
.topic-list button:hover { color: var(--amber); }
.topic-count {
  font-size: 0.7rem;
  background: var(--navy-light);
  color: var(--cream-dim);
  padding: 0.1rem 0.4rem;
  border-radius: 99px;
}

/* ── Article reader view ──────────────────────────────────── */
#article-view {
  display: none;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  grid-template-columns: 1fr 300px;
  gap: var(--col-gap);
  align-items: start;
}
#article-view.visible { display: grid; }

.article-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: var(--cream-dim);
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-body);
  margin-bottom: 2rem;
  padding: 0;
  transition: color 0.2s;
  grid-column: 1 / -1;
}
.article-back:hover { color: var(--amber); }

.article-body {
  min-width: 0;
}
.article-body h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 0.75rem;
}
.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--white);
  margin: 2.5rem 0 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--navy-light);
}
.article-body h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--cream);
  margin: 1.75rem 0 0.5rem;
}
.article-body p {
  margin-bottom: 1rem;
  color: var(--cream);
  font-size: 1rem;
  line-height: 1.8;
}
.article-body ul, .article-body ol {
  margin: 0.75rem 0 1rem 1.5rem;
  color: var(--cream);
}
.article-body li { margin-bottom: 0.4rem; line-height: 1.7; }
.article-body strong { color: var(--white); font-weight: 600; }
.article-body em { font-style: italic; }
.article-body hr {
  border: none;
  border-top: 1px solid var(--navy-light);
  margin: 2rem 0;
}
.article-body blockquote {
  border-left: 3px solid var(--amber);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  background: var(--navy-mid);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--cream-dim);
  font-style: italic;
}

/* Verdict box */
.verdict-box {
  background: linear-gradient(135deg, var(--navy-mid), var(--navy-light));
  border: 1px solid var(--amber);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}
.verdict-box p { margin: 0; color: var(--cream); }

/* Tables */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.875rem;
  border-radius: var(--radius);
  overflow: hidden;
}
.article-body th {
  background: var(--navy-light);
  color: var(--white);
  font-weight: 600;
  text-align: left;
  padding: 0.65rem 0.875rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.article-body td {
  padding: 0.65rem 0.875rem;
  border-bottom: 1px solid var(--navy-light);
  color: var(--cream);
  vertical-align: top;
}
.article-body tr:last-child td { border-bottom: none; }
.article-body tr:nth-child(even) td { background: rgba(255,255,255,0.02); }

/* Affiliate CTAs inside articles */
.article-body a[href*="http"] {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--amber);
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.article-body a[href*="http"]:hover {
  border-bottom-color: var(--amber);
  text-decoration: none;
}

/* Article meta */
.article-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.article-meta .topic-tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--amber);
  font-weight: 600;
  background: rgba(232,160,32,0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 99px;
}
.article-meta .date {
  font-size: 0.8rem;
  color: var(--cream-dim);
  opacity: 0.6;
}

/* In-article ad */
.inline-ad {
  background: var(--navy-mid);
  border: 1px solid var(--navy-light);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  margin: 2rem 0;
  text-align: center;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.25rem;
}

/* ── Search results ───────────────────────────────────────── */
.search-highlight {
  background: rgba(232,160,32,0.2);
  color: var(--amber);
  border-radius: 2px;
  padding: 0 2px;
}

/* ── Footer ───────────────────────────────────────────────── */
#site-footer {
  border-top: 1px solid var(--navy-light);
  padding: 2rem 1.5rem;
  margin-top: 2rem;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-copy {
  font-size: 0.8rem;
  color: var(--cream-dim);
  opacity: 0.5;
}
.footer-disclaimer {
  font-size: 0.75rem;
  color: var(--cream-dim);
  opacity: 0.4;
  max-width: 480px;
  text-align: right;
  line-height: 1.5;
}

/* ── Animations ───────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.article-card {
  animation: fadeUp 0.35s ease both;
}
.article-card:nth-child(1) { animation-delay: 0.05s; }
.article-card:nth-child(2) { animation-delay: 0.10s; }
.article-card:nth-child(3) { animation-delay: 0.15s; }
.article-card:nth-child(4) { animation-delay: 0.20s; }
.article-card:nth-child(5) { animation-delay: 0.25s; }
.article-card:nth-child(6) { animation-delay: 0.30s; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  #main-content, #article-view.visible {
    grid-template-columns: 1fr;
  }
  #sidebar { display: none; }
  .header-search { flex: 0 1 180px; }
  .hero-title { font-size: 1.75rem; }
}