/* ============================================================
   3R GEEKS — Geek Speak Blog Landing Page
   Depends on: tokens.css, base.css, layout.css, components.css
   ============================================================ */


/* ── Blog hero ───────────────────────────────────────────── */
.blog-hero {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-navy) 100%);
  position: relative;
  overflow: hidden;
  min-height: 72vh;
  display: flex;
  align-items: center;
  /* Extra top padding ensures content clears the fixed transparent header */
  padding-top: calc(var(--header-height-sm) + var(--space-20));
  padding-bottom: var(--space-20);
}

@media (min-width: 768px) {
  .blog-hero {
    min-height: 72vh;
    padding-top: calc(var(--header-height) + var(--space-24));
    padding-bottom: var(--space-24);
  }
}

.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 75% 40%, rgba(74,184,195,.12) 0%, transparent 55%);
  pointer-events: none;
}

.blog-hero__content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.blog-hero h1 {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  color: #ffffff;
  line-height: 1.1;
  margin-bottom: var(--space-5);
}

.blog-hero__sub {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: rgba(255,255,255,.82);
  max-width: 560px;
}

@media (min-width: 768px) {
  .blog-hero__sub { font-size: var(--text-xl); }
}


/* ── Post count label ────────────────────────────────────── */
.post-count-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}


/* ── Posts grid ──────────────────────────────────────────── */
.posts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .posts-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .posts-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Hidden filtered cards */
.posts-grid [data-category].is-hidden {
  display: none;
}

/* Loading skeleton */
.posts-grid--loading {
  pointer-events: none;
}

/* Empty / error state */
.posts-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-16) var(--space-8);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

.posts-empty a {
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}


/* ── Post card (extends base component) ──────────────────── */
.post-card__thumb-link {
  display: block;
  overflow: hidden;
}

.post-card__title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.post-card__title a:hover {
  color: var(--color-primary);
}

/* Author + meta row */
.post-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.post-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.post-card__author-img {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  object-fit: cover;
  object-position: center top;
  background: var(--color-primary-light);
}

.post-card__author-name {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
}

.post-card__meta-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.post-card__dot {
  color: var(--color-border-strong);
}

.post-card__cta {
  margin-top: var(--space-2);
}


/* ── Subscribe strip ─────────────────────────────────────── */
.subscribe-strip {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-navy) 100%);
  position: relative;
  overflow: hidden;
}

.subscribe-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 50%, rgba(74,184,195,.14) 0%, transparent 55%);
  pointer-events: none;
}

.subscribe-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  align-items: flex-start;
}

@media (min-width: 768px) {
  .subscribe-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.subscribe-copy h2 {
  color: #ffffff;
  font-size: var(--text-3xl);
  margin-bottom: var(--space-3);
}

.subscribe-copy p {
  color: rgba(255,255,255,.75);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  max-width: 440px;
}

.subscribe-form-wrap {
  flex-shrink: 0;
  width: 100%;
  max-width: 420px;
}

.subscribe-form {
  display: flex;
  gap: var(--space-3);
  position: relative;
}

/* Honeypot */
.subscribe-form .hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

.subscribe-form input[type="email"] {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 2px solid rgba(255,255,255,.25);
  border-radius: var(--btn-radius);
  background: rgba(255,255,255,.12);
  color: #ffffff;
  font-size: var(--text-base);
  font-family: var(--font-sans);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.subscribe-form input[type="email"]::placeholder {
  color: rgba(255,255,255,.55);
}

.subscribe-form input[type="email"]:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(255,255,255,.18);
}

.subscribe-error {
  font-size: var(--text-xs);
  color: #ffb3b3;
  margin-top: var(--space-2);
}

.subscribe-success {
  padding: var(--space-4) var(--space-5);
  background: rgba(74,184,195,.20);
  border: 1px solid rgba(74,184,195,.40);
  border-radius: var(--radius-md);
  color: #ffffff;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}

/* ── Skeleton loading cards ──────────────────────────────── */
.post-skeleton {
  background: var(--color-bg);
  border: var(--card-border);
  border-radius: var(--card-radius);
  overflow: hidden;
}

.post-skeleton__thumb {
  aspect-ratio: 16 / 9;
  background: linear-gradient(90deg,
    var(--color-bg-muted) 25%,
    var(--color-bg-subtle) 50%,
    var(--color-bg-muted) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}

.post-skeleton__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.post-skeleton__line {
  height: 12px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg,
    var(--color-bg-muted) 25%,
    var(--color-bg-subtle) 50%,
    var(--color-bg-muted) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}

.post-skeleton__line--short { width: 40%; }
.post-skeleton__line--medium { width: 70%; }
.post-skeleton__line--full { width: 100%; }

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}


/* ── Pagination ──────────────────────────────────────────── */
.pagination {
  margin-top: var(--space-12);
}

.pagination__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  justify-content: center;
}

.pagination__btn {
  min-width: 40px;
  height: 40px;
  padding: 0 var(--space-3);
  border: 1.5px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.pagination__btn:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-secondary);
  background: var(--color-primary-xlight);
}

.pagination__btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

.pagination__btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.pagination__btn--prev,
.pagination__btn--next {
  padding: 0 var(--space-4);
}