/* ==========================================================================
   chien-race.fr — "Encyclopedia Modern"
   Style encyclopedie moderne et vivante — Indigo + Orange
   ========================================================================== */

:root {
  --chienr-indigo: #4F46E5;
  --chienr-indigo-dark: #3730A3;
  --chienr-indigo-light: #818CF8;
  --chienr-indigo-bg: rgba(79, 70, 229, 0.06);
  --chienr-orange: #F97316;
  --chienr-orange-light: #FB923C;
  --chienr-orange-dark: #EA580C;
  --chienr-orange-bg: rgba(249, 115, 22, 0.08);
  --chienr-white: #FFFFFF;
  --chienr-bg: #FAFAFA;
  --chienr-gray: #6B7280;
  --chienr-gray-light: #E5E7EB;
  --chienr-text: #1F2937;
  --chienr-text-light: #6B7280;
  --chienr-transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --chienr-max-width: 1200px;
  --chienr-radius: 16px;
  --chienr-radius-sm: 10px;
  --chienr-radius-pill: 100px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Source Sans 3', sans-serif;
  color: var(--chienr-text);
  background: var(--chienr-bg);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--chienr-transition);
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  line-height: 1.25;
  color: var(--chienr-text);
}

/* ---- Container ---- */
.chienr-container {
  max-width: var(--chienr-max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ---- Header ---- */
.chienr-header {
  background: var(--chienr-indigo);
  position: sticky;
  top: 0;
  z-index: 100;
}

.chienr-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--chienr-max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
}

.chienr-header__brand {
  font-family: 'Outfit', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--chienr-white);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.chienr-header__brand-dot {
  width: 8px;
  height: 8px;
  background: var(--chienr-orange);
  border-radius: 50%;
}

.chienr-header__nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.chienr-header__nav a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.4rem 1rem;
  border-radius: var(--chienr-radius-pill);
  transition: background var(--chienr-transition), color var(--chienr-transition);
}

.chienr-header__nav a:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--chienr-white);
}

.chienr-header__search {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--chienr-radius-pill);
  padding: 0.4rem 1rem;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  cursor: pointer;
  transition: background var(--chienr-transition);
  border: none;
  font-family: inherit;
}

.chienr-header__search:hover {
  background: rgba(255, 255, 255, 0.2);
}

.chienr-header__search-icon {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  position: relative;
}

.chienr-header__search-icon::after {
  content: '';
  position: absolute;
  bottom: -3px;
  right: -3px;
  width: 6px;
  height: 2px;
  background: rgba(255, 255, 255, 0.5);
  transform: rotate(45deg);
}

.chienr-header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.chienr-header__hamburger span {
  width: 22px;
  height: 2px;
  background: var(--chienr-white);
  border-radius: 2px;
}

/* ---- Hero ---- */
.chienr-hero {
  background: var(--chienr-bg);
  padding: 5rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.chienr-hero__inner {
  max-width: var(--chienr-max-width);
  margin: 0 auto;
  text-align: center;
}

.chienr-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--chienr-indigo-bg);
  color: var(--chienr-indigo);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 1rem;
  border-radius: var(--chienr-radius-pill);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  animation: chienr-fadeUp 0.6s ease both;
}

.chienr-hero__title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  color: var(--chienr-indigo-dark);
  margin-bottom: 1.25rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  animation: chienr-fadeUp 0.6s ease 0.1s both;
}

.chienr-hero__title span {
  color: var(--chienr-orange);
}

.chienr-hero__subtitle {
  font-size: 1.15rem;
  color: var(--chienr-gray);
  max-width: 550px;
  margin: 0 auto 2.5rem;
  animation: chienr-fadeUp 0.6s ease 0.2s both;
}

.chienr-hero__breeds {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  animation: chienr-fadeUp 0.6s ease 0.3s both;
}

.chienr-hero__breed-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--chienr-white);
  border: 3px solid var(--chienr-indigo-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  transition: transform var(--chienr-transition), border-color var(--chienr-transition);
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.08);
}

.chienr-hero__breed-circle:hover {
  transform: translateY(-4px) scale(1.05);
  border-color: var(--chienr-indigo-light);
}

/* ---- Categories Tabs ---- */
.chienr-categories {
  padding: 4rem 2rem;
  max-width: var(--chienr-max-width);
  margin: 0 auto;
}

.chienr-categories__title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
}

.chienr-categories__tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.chienr-category-tab {
  padding: 0.6rem 1.5rem;
  border-radius: var(--chienr-radius-pill);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--chienr-transition);
  border: 2px solid var(--chienr-gray-light);
  color: var(--chienr-gray);
  background: var(--chienr-white);
}

.chienr-category-tab:hover,
.chienr-category-tab--active {
  border-color: var(--chienr-indigo);
  color: var(--chienr-indigo);
  background: var(--chienr-indigo-bg);
}

.chienr-category-tab--orange:hover,
.chienr-category-tab--orange.chienr-category-tab--active {
  border-color: var(--chienr-orange);
  color: var(--chienr-orange);
  background: var(--chienr-orange-bg);
}

/* ---- Articles ---- */
.chienr-articles {
  padding: 0 2rem 5rem;
  max-width: var(--chienr-max-width);
  margin: 0 auto;
}

.chienr-articles__title {
  font-size: 2rem;
  margin-bottom: 2.5rem;
}

.chienr-articles__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

/* ---- Card ---- */
.chienr-card {
  background: var(--chienr-white);
  border-radius: var(--chienr-radius);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
  transition: transform var(--chienr-transition), box-shadow var(--chienr-transition);
}

.chienr-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(79, 70, 229, 0.1);
}

.chienr-card__image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--chienr-gray-light);
}

.chienr-card__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.chienr-card__image-wrap::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.08));
  pointer-events: none;
}

.chienr-card__tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--chienr-orange);
  color: var(--chienr-white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.8rem;
  border-radius: var(--chienr-radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  z-index: 2;
}

.chienr-card__body {
  padding: 1.5rem;
}

.chienr-card__date {
  font-size: 0.78rem;
  color: var(--chienr-text-light);
  margin-bottom: 0.4rem;
  font-weight: 500;
}

.chienr-card__title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  line-height: 1.35;
}

.chienr-card__title a:hover {
  color: var(--chienr-indigo);
}

.chienr-card__excerpt {
  font-size: 0.92rem;
  color: var(--chienr-text-light);
  line-height: 1.65;
  margin-bottom: 1rem;
}

.chienr-card__link {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--chienr-indigo);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap var(--chienr-transition);
}

.chienr-card__link:hover {
  gap: 0.7rem;
}

.chienr-card__link::after {
  content: '\2192';
}

/* ---- Comparatif Section ---- */
.chienr-comparatif {
  background: var(--chienr-indigo);
  padding: 3.5rem 2rem;
  text-align: center;
}

.chienr-comparatif__title {
  font-size: 1.6rem;
  color: var(--chienr-white);
  margin-bottom: 0.5rem;
}

.chienr-comparatif__text {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto;
}

/* ---- Single Article ---- */
.chienr-single {
  max-width: 780px;
  margin: 0 auto;
  padding: 3.5rem 2rem 5rem;
}

.chienr-single__back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--chienr-indigo);
  font-weight: 700;
  margin-bottom: 2rem;
  transition: gap var(--chienr-transition);
}

.chienr-single__back:hover {
  gap: 0.7rem;
}

.chienr-single__back::before {
  content: '\2190';
}

.chienr-single__tag {
  display: inline-block;
  background: var(--chienr-orange);
  color: var(--chienr-white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.8rem;
  border-radius: var(--chienr-radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
}

.chienr-single__meta {
  font-size: 0.82rem;
  color: var(--chienr-text-light);
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.chienr-single__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.chienr-single__hero-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--chienr-radius);
  margin-bottom: 2.5rem;
}

.chienr-single__content {
  font-size: 1.05rem;
  line-height: 1.85;
}

.chienr-single__content h2 {
  font-size: 1.5rem;
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--chienr-indigo-bg);
}

.chienr-single__content h3 {
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
}

.chienr-single__content p {
  margin-bottom: 1.25rem;
}

.chienr-single__content a {
  color: var(--chienr-indigo);
  border-bottom: 1px solid var(--chienr-indigo-light);
}

.chienr-single__content a:hover {
  color: var(--chienr-indigo-dark);
}

.chienr-single__content blockquote {
  border-left: 3px solid var(--chienr-orange);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  background: var(--chienr-orange-bg);
  border-radius: 0 var(--chienr-radius-sm) var(--chienr-radius-sm) 0;
  font-size: 1.05rem;
}

.chienr-single__content ul,
.chienr-single__content ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

.chienr-single__content li {
  margin-bottom: 0.5rem;
}

.chienr-single__content img {
  border-radius: var(--chienr-radius-sm);
  margin: 2rem 0;
}

/* ---- Footer ---- */
.chienr-footer {
  background: var(--chienr-indigo-dark);
  padding: 4rem 2rem 2rem;
}

.chienr-footer__inner {
  max-width: var(--chienr-max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.chienr-footer__col-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  color: var(--chienr-white);
  margin-bottom: 1.25rem;
  font-weight: 600;
}

.chienr-footer__text {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
}

.chienr-footer__links {
  list-style: none;
}

.chienr-footer__links li {
  margin-bottom: 0.5rem;
}

.chienr-footer__links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--chienr-transition);
}

.chienr-footer__links a:hover {
  color: var(--chienr-orange);
}

.chienr-footer__bottom {
  max-width: var(--chienr-max-width);
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ---- Animations ---- */
@keyframes chienr-fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.chienr-fade-in {
  opacity: 0;
  transform: translateY(18px);
  animation: chienr-fadeUp 0.5s ease forwards;
}

.chienr-fade-in:nth-child(1) { animation-delay: 0.05s; }
.chienr-fade-in:nth-child(2) { animation-delay: 0.1s; }
.chienr-fade-in:nth-child(3) { animation-delay: 0.15s; }
.chienr-fade-in:nth-child(4) { animation-delay: 0.2s; }
.chienr-fade-in:nth-child(5) { animation-delay: 0.25s; }
.chienr-fade-in:nth-child(6) { animation-delay: 0.3s; }

/* ---- Responsive ---- */
@media (max-width: 968px) {
  .chienr-articles__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .chienr-footer__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .chienr-hero__breeds {
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  .chienr-header__nav,
  .chienr-header__search {
    display: none;
  }

  .chienr-header__nav.active {
    display: flex;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--chienr-indigo);
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 0.5rem;
  }

  .chienr-header__hamburger {
    display: flex;
  }

  .chienr-articles__grid {
    grid-template-columns: 1fr;
  }

  .chienr-hero {
    padding: 3.5rem 1.5rem;
  }

  .chienr-hero__breed-circle {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .chienr-single {
    padding: 2.5rem 1.25rem 3rem;
  }
}

@media (max-width: 480px) {
  .chienr-hero__title {
    font-size: 1.8rem;
  }

  .chienr-categories__tabs {
    gap: 0.4rem;
  }

  .chienr-category-tab {
    font-size: 0.8rem;
    padding: 0.4rem 1rem;
  }
}

/* ================================================================
   UPGRADED SINGLE ARTICLE — SEO Features
   ================================================================ */

.chienr-article {
  padding: 48px 0 80px;
}

.chienr-article-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

.chienr-breadcrumb {
  font-size: 0.82rem;
  color: #999;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.chienr-breadcrumb a {
  font-weight: 600;
  transition: color 0.2s ease;
}

.chienr-breadcrumb a:hover {
  opacity: 0.8;
}

.chienr-breadcrumb span {
  color: #ccc;
}

.chienr-article-header {
  margin-bottom: 32px;
}

.chienr-article-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.2;
  margin-bottom: 16px;
}

.chienr-article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: #888;
  flex-wrap: wrap;
}

.chienr-meta-sep {
  color: #ccc;
}

.chienr-reading-time {
  font-weight: 500;
}

.chienr-article-cover {
  margin-bottom: 40px;
  border-radius: 12px;
  overflow: hidden;
}

.chienr-article-cover img {
  width: 100%;
  height: auto;
}

.chienr-article-body {
  font-size: 1.05rem;
  line-height: 1.85;
}

.chienr-article-body h2 {
  margin: 48px 0 16px;
}

.chienr-article-body h3 {
  margin: 36px 0 12px;
}

.chienr-article-body p {
  margin-bottom: 20px;
}

.chienr-article-body ul,
.chienr-article-body ol {
  margin: 16px 0 24px 24px;
}

.chienr-article-body li {
  margin-bottom: 8px;
}

.chienr-article-body blockquote {
  border-left: 4px solid currentColor;
  padding: 20px 28px;
  margin: 28px 0;
  border-radius: 0 8px 8px 0;
  font-style: italic;
}

.chienr-article-body img {
  border-radius: 8px;
  margin: 28px 0;
}

.chienr-related {
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid #e5e5e5;
}

.chienr-related h3 {
  font-size: 1.4rem;
  margin-bottom: 24px;
}

.chienr-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.chienr-related-card {
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.chienr-related-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(0,0,0,0.1);
}

.chienr-related-card img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.chienr-related-card:hover img {
  transform: scale(1.05);
}

.chienr-related-card h4 {
  padding: 14px 16px;
  font-size: 0.95rem;
  line-height: 1.35;
}

.chienr-related-card a {
  display: block;
  color: inherit;
}

@media (max-width: 768px) {
  .chienr-related-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .chienr-article-header h1 {
    font-size: 1.8rem;
  }
}