/*
Theme Name: Blog Tech
Theme URI: https://example.com/blog-tech
Author: Copilot
Description: Controle das notícias e artigos com um layout sofisticado. Tema desenvolvido a partir do template HTML/CSS original.
Version: 1.0.0
Text Domain: blog-tech
*/

/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --text-primary: #1a1a2e;
  --text-secondary: #555770;
  --text-muted: #8a8da0;
  --accent: #6c5ce7;
  --accent-light: #a29bfe;
  --accent-dark: #5a4bd1;
  --border: #e8e9ed;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 14px rgba(0,0,0,.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.1);
  --shadow-xl: 0 20px 50px rgba(0,0,0,.14);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
  --max-w: 1200px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===== HEADER ===== */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}

/* Logo */
.logo {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -.5px;
  color: var(--text-primary);
  display: flex; align-items: center; gap: 10px;
  opacity: 0;
  transform: translateY(-18px);
  animation: logoIn .8s cubic-bezier(.22,1,.36,1) forwards;
  cursor: pointer;
  user-select: none;
  flex-shrink: 0;
  text-decoration: none;
}

.logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: .95rem; font-weight: 900;
  box-shadow: 0 4px 14px rgba(108,92,231,.35);
  transition: transform var(--transition), box-shadow var(--transition);
}

.logo:hover .logo-icon { transform: rotate(-6deg) scale(1.08); box-shadow: 0 6px 20px rgba(108,92,231,.45); }

@keyframes logoIn {
  to { opacity: 1; transform: translateY(0); }
}

/* Search */
.search-box {
  display: flex; align-items: center;
  background: var(--bg);
  border: 2px solid transparent;
  border-radius: 50px;
  padding: 4px 5px 4px 18px;
  transition: var(--transition);
  max-width: 380px; width: 100%;
}

.search-box:focus-within {
  border-color: var(--accent-light);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(108,92,231,.1);
}

.search-box input {
  border: none; outline: none; background: transparent;
  font-size: .95rem; color: var(--text-primary);
  width: 100%; padding: 8px 0;
  font-family: inherit;
}

.search-box input::placeholder { color: var(--text-muted); }

.search-btn {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border: none; color: #fff;
  padding: 9px 22px;
  border-radius: 50px;
  font-size: .85rem; font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  font-family: inherit;
}

.search-btn:hover { transform: scale(1.05); box-shadow: 0 4px 14px rgba(108,92,231,.4); }
.search-btn:active { transform: scale(.97); }

/* ===== MAIN CONTENT ===== */
.main { max-width: var(--max-w); margin: 0 auto; padding: 40px 24px 60px; }

/* — Featured Card — */
.featured {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  opacity: 0; transform: translateY(30px);
  margin-bottom: 48px;
}

.featured.visible { animation: fadeUp .7s cubic-bezier(.22,1,.36,1) forwards; }

.featured:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }

.featured-img {
  width: 100%; height: 100%; min-height: 340px;
  object-fit: cover; display: block;
  transition: transform .6s cubic-bezier(.22,1,.36,1);
}

.featured:hover .featured-img { transform: scale(1.04); }

.featured-img-wrap { overflow: hidden; position: relative; height: 100%; }

.featured-placeholder {
  width: 100%; min-height: 340px; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  color: #fff; font-size: 1.1rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  position: relative; overflow: hidden;
}

.featured-placeholder::after {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(255,255,255,.04) 20px, rgba(255,255,255,.04) 40px);
}

.featured-body { padding: 40px; display: flex; flex-direction: column; justify-content: center; }

.category-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  padding: 5px 14px;
  border-radius: 50px;
  font-size: .75rem; font-weight: 700;
  letter-spacing: .5px; text-transform: uppercase;
  margin-bottom: 16px;
  width: fit-content;
  transition: transform var(--transition);
}

.featured:hover .category-badge { transform: translateX(4px); }

.featured-title {
  font-size: 1.65rem; font-weight: 800;
  line-height: 1.3; margin-bottom: 14px;
  letter-spacing: -.3px;
  color: var(--text-primary);
  transition: color var(--transition);
}

.featured:hover .featured-title { color: var(--accent); }

.featured-excerpt {
  color: var(--text-secondary);
  font-size: .97rem; line-height: 1.7;
  margin-bottom: 24px;
}
.featured-excerpt p { margin-bottom: 0; }

.read-more {
  font-size: .88rem; font-weight: 700;
  color: var(--accent);
  display: flex; align-items: center; gap: 6px;
  transition: gap var(--transition);
}

.featured:hover .read-more { gap: 12px; }

/* — Cards Grid — */
.section-label {
  font-size: 1.15rem; font-weight: 700;
  margin-bottom: 24px; color: var(--text-primary);
  display: flex; align-items: center; gap: 10px;
}

.section-label::after {
  content: '';
  flex: 1; height: 2px;
  background: linear-gradient(to right, var(--border), transparent);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  opacity: 0; transform: translateY(30px);
  display: flex; flex-direction: column;
}

.card.visible { animation: fadeUp .6s cubic-bezier(.22,1,.36,1) forwards; }

.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }

.card-img-wrap { overflow: hidden; position: relative; }

.card-img {
  width: 100%; height: 200px;
  object-fit: cover; display: block;
  transition: transform .5s cubic-bezier(.22,1,.36,1);
}

.card:hover .card-img { transform: scale(1.06); }

.card-placeholder {
  width: 100%; height: 200px;
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; font-weight: 700;
  color: #fff; letter-spacing: 2px; text-transform: uppercase;
  position: relative; overflow: hidden;
}

.card-placeholder::after {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(45deg, transparent, transparent 14px, rgba(255,255,255,.05) 14px, rgba(255,255,255,.05) 28px);
}

.card-body { padding: 22px 24px 26px; flex: 1; display: flex; flex-direction: column; }

.card-category {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: .7rem; font-weight: 700;
  letter-spacing: .5px; text-transform: uppercase;
  margin-bottom: 12px;
  width: fit-content;
}

.card-title {
  font-size: 1.1rem; font-weight: 700;
  line-height: 1.4; margin-bottom: 10px;
  color: var(--text-primary);
  transition: color var(--transition);
}

.card:hover .card-title { color: var(--accent); }

.card-excerpt {
  color: var(--text-secondary);
  font-size: .88rem; line-height: 1.65;
  flex: 1;
}
.card-excerpt p { margin-bottom: 0; }

.card-footer-row {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 16px; padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: .78rem; color: var(--text-muted);
}

.card-read {
  color: var(--accent); font-weight: 600;
  display: flex; align-items: center; gap: 4px;
  transition: gap var(--transition);
}

.card:hover .card-read { gap: 8px; }

/* ===== ARTICLE PAGE ===== */
.article-page {
  max-width: 780px;
  margin: 0 auto;
  padding: 30px 24px 60px;
}

.article-back {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--accent); font-weight: 600;
  font-size: .92rem; cursor: pointer;
  margin-bottom: 32px;
  transition: gap var(--transition);
  background: none; border: none;
  font-family: inherit;
  padding: 8px 18px 8px 14px;
  border-radius: 50px;
  background: rgba(108,92,231,.08);
  text-decoration: none;
}

.article-back:hover { gap: 12px; background: rgba(108,92,231,.14); }

.article-category {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff; padding: 6px 18px;
  border-radius: 50px; font-size: .78rem;
  font-weight: 700; letter-spacing: .5px;
  text-transform: uppercase;
  margin-bottom: 20px;
  opacity: 0; transform: translateY(16px);
}

.article-category.reveal { animation: fadeUp .5s .1s cubic-bezier(.22,1,.36,1) forwards; }

.article-title {
  font-size: 2.4rem; font-weight: 800;
  line-height: 1.25; letter-spacing: -.5px;
  margin-bottom: 20px;
  color: var(--text-primary);
  opacity: 0; transform: translateY(16px);
}

.article-title.reveal { animation: fadeUp .6s .2s cubic-bezier(.22,1,.36,1) forwards; }

.article-meta {
  display: flex; align-items: center; gap: 16px;
  color: var(--text-muted); font-size: .88rem;
  margin-bottom: 32px;
  opacity: 0; transform: translateY(16px);
}

.article-meta.reveal { animation: fadeUp .5s .3s cubic-bezier(.22,1,.36,1) forwards; }

.article-hero-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 36px;
  box-shadow: var(--shadow-lg);
  opacity: 0; transform: translateY(20px) scale(.98);
}

.article-hero-wrap.reveal { animation: imgReveal .7s .35s cubic-bezier(.22,1,.36,1) forwards; }

@keyframes imgReveal {
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.article-hero {
  width: 100%; height: auto; max-height: 420px;
  object-fit: cover; display: block;
}

.article-placeholder-hero {
  width: 100%; height: 280px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  color: #fff; font-size: 1.1rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  position: relative;
}

.article-placeholder-hero::after {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(255,255,255,.04) 20px, rgba(255,255,255,.04) 40px);
}

.article-content {
  font-size: 1.08rem; line-height: 1.85;
  color: var(--text-secondary);
}

.article-content > * {
  margin-bottom: 22px;
  opacity: 0; transform: translateY(18px);
  transition: opacity .6s cubic-bezier(.22,1,.36,1), transform .6s cubic-bezier(.22,1,.36,1);
}

.article-content > *.reveal { opacity: 1; transform: translateY(0); }

/* Remove bottom margin from last element to keep things tidy */
.article-content > *:last-child {
  margin-bottom: 0;
}

/* WP specific adjustments */
.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
}

.wp-block-image {
  margin-bottom: 22px;
}

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: 36px 24px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: .85rem;
  background: var(--surface);
  margin-top: auto;
}

.footer-links { display: flex; justify-content: center; gap: 24px; margin-top: 10px; }

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--accent); }

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ===== NO RESULTS ===== */
.no-results {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.no-results svg { margin-bottom: 16px; opacity: .45; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .featured { grid-template-columns: 1fr; }
  .featured-body { padding: 28px; }
  .featured-title { font-size: 1.35rem; }
  .cards-grid { grid-template-columns: 1fr; gap: 22px; }
  .article-title { font-size: 1.7rem; }
  .header-inner { gap: 12px; }
  .logo span { display: none; }
  .search-box { max-width: 100%; }
}

@media (max-width: 480px) {
  .main { padding: 24px 16px 40px; }
  .featured-body { padding: 22px; }
  .article-title { font-size: 1.45rem; }
}

/* Gradient palettes for category placeholders */
.gradient-ai { background: linear-gradient(135deg, #6c5ce7, #a29bfe); }
.gradient-web { background: linear-gradient(135deg, #00b894, #55efc4); }
.gradient-mobile { background: linear-gradient(135deg, #e17055, #fab1a0); }
.gradient-security { background: linear-gradient(135deg, #d63031, #ff7675); }
.gradient-startup { background: linear-gradient(135deg, #fdcb6e, #f39c12); }
.gradient-hardware { background: linear-gradient(135deg, #0984e3, #74b9ff); }
.gradient-software { background: linear-gradient(135deg, #6c5ce7, #fd79a8); }
.gradient-cloud { background: linear-gradient(135deg, #00cec9, #81ecec); }
.gradient-games { background: linear-gradient(135deg, #e84393, #fd79a8); }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #ccc; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #aaa; }

/* WP Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 40px;
}
.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.pagination .page-numbers:hover {
  background: var(--accent-light);
  color: #fff;
  transform: translateY(-2px);
}
.pagination .page-numbers.current {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
}