/* ========================================================
   IRIS SISTEM - BLOG LISTING STYLESHEET (blog.css)
   Boje, tipografija, veličine i razmaci usklađeni sa IRIS sajtom
======================================================== */

:root {
  --color-primary: #FDB913;
  --color-primary-soft: rgba(253, 185, 19, 0.15);
  --color-primary-strong: #E5A300;
  --color-secondary: #0F172A;
  --color-secondary-soft: #1E293B;
  --color-surface: #ffffff;
  --color-surface-soft: #F8FAFC;
  --color-border: #E2E8F0;
  --color-text: #0F172A;
  --color-text-soft: #475569;
  --color-text-muted: #64748B;
  --shadow-lg: 0 20px 40px -10px rgba(15, 23, 42, 0.12);
  --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.05);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--color-text);
  background-color: var(--color-surface-soft);
  padding-top: 86px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ========================================================
   NAVBAR & HEADER (Isti kao na IRIS sajtu)
======================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: all 0.3s ease;
}

.site-header.scrolled {
  background: rgba(15, 23, 42, 0.95);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.2);
  backdrop-filter: blur(16px);
}

.navbar {
  width: 95%;
  max-width: 1500px;
  margin: 0 auto;
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand img {
  height: 48px;
  width: auto;
}

.nav-links-wrap {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.nav-item-link {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  transition: color 0.2s ease;
  position: relative;
  padding: 6px 0;
}

.nav-item-link:hover,
.nav-item-link.active {
  color: var(--color-primary);
}

.nav-item-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 999px;
  border: none;
  padding: 12px 24px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-strong) 100%);
  color: var(--color-secondary);
  box-shadow: 0 4px 14px rgba(253, 185, 19, 0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  white-space: nowrap;
}

.button-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
  box-shadow: 0 6px 18px rgba(253, 185, 19, 0.45);
  color: var(--color-secondary);
}

/* ========================================================
   PAGE CONTAINER
======================================================== */
#pageContainer {
  width: 95%;
  max-width: 1500px;
  margin: 40px auto 80px auto;
  flex: 1;
}

/* ========================================================
   HERO BLOG POST (Najnoviji istaknuti članak)
======================================================== */
.blog-hero {
  position: relative;
  width: 100%;
  height: 520px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
  background: var(--color-secondary);
}

.blog-hero:hover {
  transform: translateY(-4px);
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
}

.blog-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(15, 23, 42, 0.1) 0%,
    rgba(15, 23, 42, 0.6) 50%,
    rgba(15, 23, 42, 0.94) 100%
  );
  pointer-events: none;
  z-index: 1;
}

.blog-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.blog-hero img.loaded {
  opacity: 1;
}

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

.blog-hero-content {
  position: absolute;
  bottom: 45px;
  left: 45px;
  right: 45px;
  max-width: 860px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 2;
  transition: transform 0.3s ease;
}

.blog-hero:hover .blog-hero-content {
  transform: translateY(-3px);
}

.blog-hero-content h2 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 3.8vw, 3rem);
  line-height: 1.18;
  color: #ffffff;
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.01em;
  transition: color 0.25s ease;
}

.blog-hero:hover .blog-hero-content h2 {
  color: var(--color-primary);
}

.blog-hero-content p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
  line-height: 1.6;
  margin: 0;
}

.blog-hero-content .blog-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

.blog-hero-content .blog-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.blog-hero-content .blog-meta .read-time {
  color: var(--color-primary);
  font-weight: 600;
}

/* ========================================================
   KATEGORIJA BEDŽ (Isti kao .hero-badge i .program-badge)
======================================================== */
.category-badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--color-primary-soft);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #8C6200;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid rgba(253, 185, 19, 0.4);
  width: fit-content;
  line-height: 1;
}

.blog-hero-content .category-badge {
  background: var(--color-primary);
  color: var(--color-secondary);
  border: none;
  font-weight: 800;
}

/* ========================================================
   LAYOUT: SIDEBAR LEVO + BLOG GRID DESNO
======================================================== */
.blog-layout {
  display: flex;
  gap: 48px;
  margin-top: 50px;
  align-items: flex-start;
}

/* ========================================================
   SIDEBAR (Pretraga i Kategorije)
======================================================== */
.blog-sidebar {
  width: 290px;
  flex-shrink: 0;
  position: sticky;
  top: 110px;
  align-self: flex-start;
}

.blog-search {
  display: flex;
  align-items: center;
  background-color: #ffffff;
  border-radius: 50px;
  padding: 5px 6px 5px 18px;
  margin-bottom: 32px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}

.blog-search:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(253, 185, 19, 0.2);
}

.blog-search input {
  border: none;
  background: transparent;
  flex: 1;
  outline: none;
  font-size: 0.95rem;
  color: var(--color-text);
  font-family: "Inter", sans-serif;
}

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

.blog-search button {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-strong) 100%);
  color: var(--color-secondary);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: grid;
  place-content: center;
  font-size: 0.95rem;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.blog-search button:hover {
  transform: scale(1.05);
  filter: brightness(1.08);
}

.blog-sidebar h3 {
  font-size: 1.25rem;
  color: var(--color-secondary);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 18px 0;
  position: relative;
  display: inline-block;
  font-family: "Inter", sans-serif;
}

.blog-sidebar h3::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 36px;
  height: 3px;
  background-color: var(--color-primary);
  border-radius: 2px;
}

.category-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.category-list li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  color: var(--color-text-soft);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all 0.2s ease;
  background: transparent;
}

.category-list li a::after {
  content: "\f054";
  font-family: "Font Awesome 5 Free", "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.75rem;
  opacity: 0;
  transform: translateX(-6px);
  transition: all 0.2s ease;
}

.category-list li a:hover {
  color: var(--color-secondary);
  background-color: #ffffff;
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
  transform: translateX(3px);
}

.category-list li a.active {
  color: var(--color-secondary);
  font-weight: 700;
  background-color: #ffffff;
  border: 1.5px solid var(--color-primary);
  box-shadow: 0 6px 18px rgba(253, 185, 19, 0.15);
  transform: translateX(4px);
}

.category-list li a.active::after,
.category-list li a:hover::after {
  opacity: 1;
  transform: translateX(0);
  color: var(--color-primary-strong);
}

/* ========================================================
   BLOG CONTENT AREA & GRID
======================================================== */
.blog-content-area {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}

.blog-card {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.3s ease;
  cursor: pointer;
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(253, 185, 19, 0.4);
}

.blog-card .card-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
  background-color: #e2e8f0;
}

.blog-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.4s ease, transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.blog-card .card-image img.loaded {
  opacity: 1;
}

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

.blog-card .card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card h4 {
  font-family: "Inter", sans-serif;
  font-size: 1.25rem;
  color: var(--color-secondary);
  font-weight: 700;
  line-height: 1.35;
  margin: 14px 0 10px 0;
  letter-spacing: -0.01em;
  transition: color 0.2s ease;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.blog-card:hover h4 {
  color: #B47D00;
}

.blog-card p {
  font-size: 0.92rem;
  color: var(--color-text-soft);
  line-height: 1.6;
  margin: 0 0 20px 0;
  flex: 1;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card-meta .read-time {
  color: #8C6200;
  font-weight: 700;
}

/* ========================================================
   PAGINACIJA
======================================================== */
.blog-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 55px;
  width: 100%;
}

.blog-pagination a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: #ffffff;
  color: var(--color-text-soft);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.blog-pagination a:hover {
  color: var(--color-secondary);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(253, 185, 19, 0.2);
}

.blog-pagination a.active {
  background: var(--color-secondary);
  color: var(--color-primary);
  border-color: var(--color-secondary);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.25);
}

.blog-pagination .page-arrow {
  color: var(--color-secondary);
}

/* ========================================================
   SKELETON LOADERS
======================================================== */
.skeleton-box {
  background: linear-gradient(90deg, #e2e8f0 25%, #cbd5e1 50%, #e2e8f0 75%);
  background-size: 200% 100%;
  animation: blog-skeleton-loading 1.5s infinite;
  border-radius: 8px;
}

@keyframes blog-skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.hero-skeleton {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-xl);
}

.card-skeleton {
  display: flex;
  flex-direction: column;
  height: 430px;
  border-radius: var(--radius-lg);
  background: #ffffff;
  border: 1px solid var(--color-border);
  overflow: hidden;
  padding: 0;
}

.card-skeleton .img-skel { width: 100%; height: 220px; border-radius: 0; }
.card-skeleton .content-skel { padding: 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.card-skeleton .badge-skel { width: 90px; height: 26px; border-radius: 50px; }
.card-skeleton .title-skel { width: 92%; height: 22px; margin-top: 4px; }
.card-skeleton .text-skel { width: 100%; height: 14px; }
.card-skeleton .meta-skel { width: 60%; height: 14px; margin-top: auto; }

/* ========================================================
   SITE FOOTER (IDENTIČNO KAO NA INDEX SAJTU)
======================================================== */
.site-footer {
  background: var(--color-surface-soft);
  border-top: 2px solid var(--color-primary);
  color: var(--color-text);
  padding: 80px 0 40px;
  margin-top: auto;
}

.footer-container {
  width: 95%;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-secondary);
  margin-bottom: 12px;
}

.footer-logo img {
  height: 60px !important;
  width: auto !important;
  max-width: 160px !important;
  object-fit: contain !important;
  display: block;
}

.footer-slogan {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 1.05rem;
  line-height: 1.6;
}

.footer-col h4 {
  margin: 0 0 24px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-nav a {
  color: var(--color-text-soft);
  font-size: 1.05rem;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-nav a:hover {
  color: var(--color-primary-strong);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-info p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 1.05rem;
}

.contact-info a {
  color: inherit;
  transition: color 0.3s ease;
}

.contact-info a:hover {
  color: var(--color-primary-strong);
}

.footer-socials {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.footer-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #ffffff;
  transition: all 0.3s ease;
}

.footer-socials a:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.footer-socials svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.newsletter-form {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.newsletter-form input {
  width: 100%;
  padding: 14px 44px 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #ffffff;
  color: var(--color-text);
  font-size: 1.05rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.3s ease;
}

.newsletter-form input::placeholder {
  color: rgba(7, 18, 45, 0.4);
}

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

.newsletter-submit {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-primary);
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background 0.3s ease;
}

.newsletter-submit:hover {
  background: var(--color-primary-soft);
}

.newsletter-submit svg {
  width: 20px;
  height: 20px;
  stroke-width: 2.5;
}

.footer-copyright {
  text-align: center;
  padding-top: 60px;
  font-size: 0.95rem;
  color: var(--color-text-soft);
}

.footer-copyright p {
  margin: 0;
  opacity: 0.7;
}

.footer-copyright .copyright-sub {
  font-size: 0.85rem;
  margin-top: 8px;
  opacity: 0.7;
}

/* ========================================================
   RESPONZIVNOST (Desktop, Tablet, Mobile)
======================================================== */
@media (max-width: 1200px) {
  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (max-width: 1023px) {
  .blog-layout {
    flex-direction: column;
    gap: 32px;
  }

  .blog-sidebar {
    width: 100%;
    position: relative;
    top: 0;
  }

  .blog-search {
    max-width: 480px;
  }

  .category-list {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 8px;
    gap: 8px;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .category-list::-webkit-scrollbar {
    display: none;
  }

  .category-list li {
    flex-shrink: 0;
  }

  .category-list li a {
    padding: 9px 16px;
    font-size: 0.9rem;
  }

  .category-list li a::after {
    display: none;
  }

  .category-list li a:hover,
  .category-list li a.active {
    transform: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 767px) {
  body {
    padding-top: 76px;
  }

  .navbar {
    min-height: 76px;
  }

  .brand img {
    height: 42px;
  }

  .nav-links-wrap {
    gap: 14px;
  }

  .button-primary {
    padding: 10px 18px;
    font-size: 0.75rem;
  }

  .blog-hero {
    height: 380px;
  }

  .blog-hero-content {
    left: 24px;
    right: 24px;
    bottom: 24px;
    gap: 10px;
  }

  .blog-hero-content h2 {
    font-size: 1.65rem;
  }

  .blog-hero-content p {
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .blog-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .blog-card .card-image {
    height: 200px;
  }
}

@media (max-width: 499px) {
  #pageContainer {
    width: 92%;
    margin-top: 25px;
    margin-bottom: 50px;
  }

  .blog-hero {
    height: 340px;
    border-radius: var(--radius-md);
  }

  .blog-hero-content {
    left: 18px;
    right: 18px;
    bottom: 18px;
  }

  .blog-hero-content h2 {
    font-size: 1.35rem;
  }

  .nav-item-link {
    display: none; /* Sakrivamo tekst linkove na minijaturnim telefonima, ostavljamo CTA */
  }
}