/* ─────────────────────────────────────────────
   FRED BENETI · BLOG
   Shared stylesheet — matches beneti.com.br
   ───────────────────────────────────────────── */

:root {
  --y: #F6C309;
  --y-glow: rgba(246, 195, 9, 0.35);
  --y-dim: rgba(246, 195, 9, 0.07);
  --bg: #060608;
  --bg2: #0C0C10;
  --card: #10101A;
  --txt: #DDDDE8;
  --txt-soft: #AEAEC0;
  --muted: #55556A;
  --border: rgba(246, 195, 9, 0.14);
  --ox: 'Oxanium', sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --body: 'Sora', sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--txt);
  font-family: var(--body);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Subtle grid + scanlines (same as home) */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(246, 195, 9, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(246, 195, 9, 0.022) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(180deg,
      transparent 0, transparent 3px,
      rgba(0, 0, 0, 0.035) 3px, rgba(0, 0, 0, 0.035) 4px);
  pointer-events: none;
  z-index: 9990;
}

/* ─── HEADER ─── */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  padding: 1.2rem 3.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(6, 6, 8, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  color: var(--y);
  text-decoration: none;
  text-transform: uppercase;
}

.logo span {
  color: var(--muted);
}

nav {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}

nav a {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
  position: relative;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--y);
  transition: width 0.25s;
}

nav a:hover {
  color: var(--y);
}

nav a:hover::after {
  width: 100%;
}

nav a.active {
  color: var(--y);
}

/* ─── MAIN LAYOUT ─── */
main {
  position: relative;
  z-index: 1;
  padding: 9rem 1.5rem 4rem;
}

.container {
  max-width: 820px;
  margin: 0 auto;
  width: 100%;
}

.container-wide {
  max-width: 1180px;
  margin: 0 auto;
  width: 100%;
}

/* ─── BREADCRUMB / BACK ─── */
.crumb {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2.5rem;
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}

.crumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.crumb a:hover {
  color: var(--y);
}

.crumb .sep {
  opacity: 0.5;
}

/* ─── ARTICLE HEADER ─── */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  color: var(--y);
  text-transform: uppercase;
  margin-bottom: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.eyebrow::before {
  content: '';
  width: 26px;
  height: 1px;
  background: var(--y);
  flex-shrink: 0;
}

.article-title {
  font-family: var(--ox);
  font-weight: 800;
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.02;
  text-transform: uppercase;
  color: var(--txt);
  margin-bottom: 1.4rem;
}

.article-title em {
  color: var(--y);
  font-style: normal;
}

.article-meta {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  padding-bottom: 2.5rem;
  margin-bottom: 2.75rem;
  border-bottom: 1px solid var(--border);
}

.article-meta .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--muted);
}

.lead {
  font-size: 1.12rem;
  line-height: 1.7;
  color: var(--txt);
  margin-bottom: 2.5rem;
}

/* ─── PROSE ─── */
.prose {
  font-size: 1rem;
  color: var(--txt-soft);
  line-height: 1.85;
}

.prose > p {
  margin-bottom: 1.5rem;
}

.prose h2 {
  font-family: var(--ox);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2rem);
  text-transform: uppercase;
  color: var(--txt);
  line-height: 1.1;
  margin: 3.25rem 0 1.25rem;
  padding-top: 0.5rem;
}

.prose h3 {
  font-family: var(--ox);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--y);
  margin: 2.25rem 0 0.9rem;
}

.prose strong {
  color: var(--txt);
  font-weight: 600;
}

.lead a,
.prose a:not(.btn) {
  color: var(--y);
  text-decoration: none;
  border-bottom: 1px solid rgba(246, 195, 9, 0.35);
  transition: border-color 0.2s, background 0.2s;
  padding-bottom: 1px;
}

.lead a:hover,
.prose a:not(.btn):hover {
  border-bottom-color: var(--y);
  background: var(--y-dim);
}

/* Buttons keep their own styling even inside .prose */
.prose a.btn {
  border-bottom: none;
  padding: 0.85rem 1.6rem;
}

.prose a.btn-solid,
.prose a.btn-solid:hover {
  color: var(--bg);
  background: var(--y);
}

.prose ul,
.prose ol {
  margin: 0 0 1.6rem 1.2rem;
  padding-left: 0.8rem;
}

.prose li {
  margin-bottom: 0.7rem;
  padding-left: 0.35rem;
}

.prose li::marker {
  color: var(--y);
}

.prose blockquote {
  border-left: 2px solid var(--y);
  padding: 0.4rem 0 0.4rem 1.6rem;
  margin: 2rem 0;
  font-family: var(--ox);
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--txt);
}

.prose code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  color: var(--y);
}

/* Callout box */
.callout {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-left: 2px solid var(--y);
  padding: 1.5rem 1.75rem;
  margin: 2.25rem 0;
}

.callout .callout-label {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--y);
  margin-bottom: 0.7rem;
}

.callout p {
  margin-bottom: 0;
  font-size: 0.95rem;
  color: var(--txt-soft);
  line-height: 1.75;
}

/* ─── PRIMARY CTA to product ─── */
.product-cta {
  margin: 3rem 0;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, var(--y-dim) 0%, transparent 60%);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.product-cta .pc-eyebrow {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--y);
}

.product-cta h3 {
  font-family: var(--ox);
  font-weight: 800;
  font-size: 1.6rem;
  text-transform: uppercase;
  color: var(--txt);
  margin: 0;
}

.product-cta p {
  font-size: 0.92rem;
  color: var(--txt-soft);
  line-height: 1.7;
  margin: 0;
}

.btn {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.85rem 1.6rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
  align-self: flex-start;
}

.btn-solid {
  background: var(--y);
  color: var(--bg);
  font-weight: 700;
  border: 1px solid var(--y);
}

.btn-solid:hover {
  box-shadow: 0 0 28px var(--y-glow);
  transform: translateY(-2px);
}

/* ─── AUTHOR BOX ─── */
.author-box {
  margin: 3.5rem 0 0;
  padding: 2rem 0 0;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.author-box img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 5%;
  border: 2px solid var(--y);
  flex-shrink: 0;
}

.author-box .author-name {
  font-family: var(--ox);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--txt);
  margin-bottom: 0.35rem;
}

.author-box .author-bio {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.7;
}

.author-box .author-bio a {
  color: var(--y);
  text-decoration: none;
}

.author-box .author-bio a:hover {
  text-decoration: underline;
}

/* ─── RELATED / OTHER POSTS ─── */
.related {
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}

.related-hd {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.related-card {
  border: 1px solid var(--border);
  background: var(--bg2);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--txt);
  display: block;
  transition: border-color 0.25s, transform 0.25s;
}

.related-card:hover {
  border-color: var(--y);
  transform: translateY(-3px);
}

.related-card .rc-tag {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--y);
  margin-bottom: 0.8rem;
}

.related-card .rc-title {
  font-family: var(--ox);
  font-weight: 700;
  font-size: 1rem;
  color: var(--txt);
  line-height: 1.25;
}

/* ─────────────────────────────────────────────
   BLOG INDEX
   ───────────────────────────────────────────── */
.index-head {
  margin-bottom: 3.5rem;
}

.index-head h1 {
  font-family: var(--ox);
  font-weight: 800;
  font-size: clamp(2.6rem, 6vw, 4.5rem);
  text-transform: uppercase;
  line-height: 0.95;
  color: var(--txt);
  margin-bottom: 1.25rem;
}

.index-head h1 em {
  color: var(--y);
  font-style: normal;
}

.index-head p {
  font-size: 1.05rem;
  color: var(--txt-soft);
  line-height: 1.7;
  max-width: 620px;
}

.post-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.post-item {
  border: 1px solid var(--border);
  background: var(--bg2);
  padding: 2.25rem 2.25rem;
  text-decoration: none;
  color: var(--txt);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem 2rem;
  align-items: center;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s;
}

.post-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--y-dim) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.35s;
}

.post-item:hover {
  border-color: var(--y);
}

.post-item:hover::before {
  opacity: 1;
}

.post-item .pi-body {
  position: relative;
}

.post-item .pi-tag {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--y);
  margin-bottom: 0.85rem;
}

.post-item .pi-title {
  font-family: var(--ox);
  font-weight: 800;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  text-transform: uppercase;
  color: var(--txt);
  line-height: 1.05;
  margin-bottom: 0.75rem;
}

.post-item .pi-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 560px;
}

.post-item .pi-arrow {
  position: relative;
  font-size: 1.6rem;
  color: var(--y);
  opacity: 0.4;
  transition: all 0.3s;
}

.post-item:hover .pi-arrow {
  opacity: 1;
  transform: translate(4px, -4px);
}

/* ─── FOOTER ─── */
footer {
  padding: 2.5rem 3.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-id {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}

.footer-id strong {
  color: var(--y);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  header {
    padding: 1rem 1.5rem;
  }

  main {
    padding-top: 7rem;
  }

  .nav-hide {
    display: none;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .post-item {
    grid-template-columns: 1fr;
  }

  .post-item .pi-arrow {
    display: none;
  }

  footer {
    padding: 2.5rem 1.5rem;
    flex-direction: column;
    text-align: center;
  }
}