/* =========================================================
   resources.css — Resources hub page styles
   ========================================================= */

/* ---------- Page Hero ---------- */
.resources-hero {
  padding-top: clamp(40px, 5vh, 72px);
  padding-bottom: clamp(32px, 4vh, 56px);
  text-align: center;
}

/* ---------- Featured Resource ---------- */
.featured-resource {
  padding: clamp(40px, 5vh, 72px) 0;
}

.featured-resource-card {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  align-items: center;
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--r-xl);
  padding: 56px;
  box-shadow: var(--sh-md);
  position: relative;
  overflow: hidden;
}

.featured-resource-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 100% 50%, rgba(14, 165, 233, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.featured-badge {
  display: inline-block;
  background: rgba(14, 165, 233, 0.12);
  color: var(--color-accent);
  border: 1px solid rgba(14, 165, 233, 0.25);
  border-radius: 100px;
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.featured-resource-heading {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  color: var(--slate-950);
  line-height: 1.06;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
}

.featured-resource-body {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-2);
  margin-bottom: 24px;
}

.featured-resource-list {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.featured-resource-list li {
  font-size: 15px;
  color: var(--color-text-2);
  padding-left: 22px;
  position: relative;
}

.featured-resource-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

.featured-resource-note {
  margin-top: 12px;
  font-size: 13px;
  color: var(--color-text-3);
}

/* Guide mockup visual */
.featured-resource-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.guide-mockup {
  position: relative;
  width: 220px;
}

.guide-cover {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 32px 28px;
  position: relative;
  z-index: 1;
}

.guide-cover-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
}

.guide-cover-logo span {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.guide-cover-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.2;
  margin-bottom: 6px;
}

.guide-cover-sub {
  font-size: 12px;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 24px;
}

.guide-cover-lines {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.guide-cover-lines span {
  display: block;
  height: 2px;
  background: var(--color-border);
  border-radius: 2px;
}

.guide-cover-lines span:nth-child(1) { width: 100%; }
.guide-cover-lines span:nth-child(2) { width: 85%; }
.guide-cover-lines span:nth-child(3) { width: 90%; }
.guide-cover-lines span:nth-child(4) { width: 70%; }
.guide-cover-lines span:nth-child(5) { width: 80%; }

.guide-cover-badge {
  display: inline-block;
  background: rgba(14, 165, 233, 0.12);
  color: var(--color-accent);
  border-radius: 4px;
  padding: 2px 10px;
  font-size: 11px;
  font-weight: 600;
}

.guide-shadow {
  position: absolute;
  bottom: -12px;
  left: 12px;
  right: -12px;
  height: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  z-index: 0;
  opacity: 0.5;
}

/* ---------- ROI Teaser ---------- */
.roi-teaser {
  padding: clamp(40px, 5vh, 72px) 0;
  border-top: 1px solid var(--color-border);
}

.roi-teaser-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.roi-teaser-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.roi-teaser-stat {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.roi-teaser-number {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.roi-teaser-label {
  font-size: 14px;
  color: var(--color-text-2);
  line-height: 1.4;
}

/* ---------- Blog Section ---------- */
.blog-section {
  padding: clamp(40px, 5vh, 72px) 0;
  border-top: 1px solid var(--color-border);
}

/* Filter bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 48px;
}

.filter-btn {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  color: var(--color-text-2);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 18px;
  cursor: pointer;
  transition: var(--tr);
  font-family: var(--font-sans);
  min-height: 44px;
}

.filter-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-btn--active {
  background: rgba(14, 165, 233, 0.1);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Post grid */
.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.post-card {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--r-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--tr);
}

.post-card:hover {
  border-color: rgba(14, 165, 233, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--sh-md);
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.post-tag {
  display: inline-block;
  background: rgba(14, 165, 233, 0.1);
  color: var(--color-accent);
  border-radius: 4px;
  padding: 2px 10px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.post-tag--healthcare    { background: rgba(16, 185, 129, 0.1); color: #10B981; }
.post-tag--technology    { background: rgba(129, 140, 248, 0.1); color: #818CF8; }
.post-tag--manufacturing { background: rgba(245, 158, 11, 0.1);  color: #F59E0B; }

.post-card-meta time {
  font-size: 12px;
  color: var(--color-text-3);
}

.post-card-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  flex: 1;
}

.post-card-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-base) var(--ease-out-expo);
}

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

.post-card-excerpt {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-2);
  flex: 1;
}

.post-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.post-read-time {
  font-size: 12px;
  color: var(--color-text-3);
}

.post-coming-soon {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-3);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 3px 10px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.post-read-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  transition: var(--tr);
}

.post-read-link:hover {
  color: var(--color-accent-hover);
}

.load-more-wrap {
  text-align: center;
}

/* ---------- Newsletter CTA ---------- */
.newsletter-cta {
  padding: clamp(40px, 5vh, 72px) 0;
  border-top: 1px solid var(--color-border);
}

.newsletter-inner {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--r-xl);
  padding: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  position: relative;
  overflow: hidden;
}

.newsletter-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 80% at 100% 0%, rgba(129, 140, 248, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.newsletter-heading {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 800;
  color: var(--slate-950);
  margin-bottom: 12px;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.newsletter-sub {
  font-size: 15px;
  color: var(--color-text-2);
  line-height: 1.6;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.newsletter-field {
  position: relative;
}

.newsletter-input {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--r-md);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 15px;
  padding: 14px 16px;
  outline: none;
  transition: border-color var(--duration-base) var(--ease-out-expo);
  box-sizing: border-box;
}

.newsletter-input::placeholder {
  color: var(--color-text-3);
}

.newsletter-input:focus {
  border-color: var(--color-accent);
}

.newsletter-input[aria-invalid="true"] {
  border-color: var(--color-error);
}

.newsletter-error {
  display: block;
  font-size: 12px;
  color: var(--color-error);
  margin-top: 6px;
  min-height: 16px;
}

.newsletter-submit {
  align-self: flex-start;
}

.newsletter-note {
  font-size: 12px;
  color: var(--color-text-3);
  grid-column: 1 / -1;
}

.newsletter-success {
  font-size: 15px;
  color: var(--color-success);
  font-weight: 500;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .featured-resource-card {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .featured-resource-visual {
    display: none;
  }

  .roi-teaser-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .newsletter-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px;
  }
}

@media (max-width: 768px) {
  .featured-resource-card {
    padding: 32px 24px;
  }

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

  .filter-bar {
    gap: 6px;
  }

  .filter-btn {
    font-size: 13px;
    padding: 6px 14px;
  }
}

@media (max-width: 480px) {
  .featured-resource-card {
    padding: 24px 20px;
  }
}