:root {
  --orange: #ff6600;
  --orange-dark: #e55a00;
  --black: #1a1a1a;
  --white: #ffffff;
  --page-bg: #faf9f7;
  --gray-200: #e0ddd8;
  --gray-600: #5f5e5a;
  --container: 1120px;
  --sidebar: 280px;
  --font-body: 'Source Sans 3', system-ui, sans-serif;
  --font-heading: 'Libre Baskerville', Georgia, serif;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--black);
  background: var(--page-bg);
  line-height: 1.65;
  overflow-x: hidden;
  word-wrap: break-word;
  overflow-wrap: anywhere;
}
body::before {
  content: '';
  display: block;
  height: 4px;
  background: linear-gradient(90deg, #1a1a1a 0%, #ff6600 50%, #1a1a1a 100%);
}
img, video, iframe, svg {
  max-width: 100%;
  height: auto;
  display: block;
}
a { color: inherit; text-decoration: none; }
.container {
  width: min(var(--container), calc(100% - 1.5rem));
  margin-inline: auto;
}
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 1rem; top: 1rem; z-index: 9; background: var(--orange); color: #fff; padding: .5rem 1rem; }

/* ——— Header / Nav ——— */
.site-header {
  background: #fff;
  border-bottom: 4px solid var(--orange);
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
}
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  min-height: var(--header-h);
  padding-block: .35rem;
}
.brand {
  display: flex;
  gap: .6rem;
  align-items: center;
  min-width: 0;
  flex: 1;
}
.brand-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; min-width: 0; }
.brand-wordmark {
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 4vw, 1.45rem);
  letter-spacing: .02em;
  white-space: nowrap;
}
.brand-van { color: var(--black); }
.brand-yolspor { color: var(--orange); }
.brand-year { color: var(--gray-600); font-size: .72rem; margin-top: .15rem; letter-spacing: .12em; }

.nav-toggle {
  display: none;
  flex-shrink: 0;
  background: #fff;
  border: 1px solid var(--gray-200);
  padding: .55rem .75rem;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
}
.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: .15rem 1rem;
  align-items: center;
  justify-content: flex-end;
}
.main-nav > a,
.nav-item > a {
  font-size: .92rem;
  font-weight: 600;
  padding: .4rem 0;
  border-bottom: 2px solid transparent;
}
.main-nav > a:hover,
.nav-item > a:hover { border-bottom-color: var(--orange); color: var(--orange-dark); }
.nav-item { position: relative; }
.nav-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  max-width: min(320px, 90vw);
  background: #fff;
  border: 1px solid var(--gray-200);
  box-shadow: 0 8px 24px rgba(0,0,0,.08);
  padding: .5rem 0;
  z-index: 50;
}
.nav-item:hover > .nav-dropdown,
.nav-item.is-open > .nav-dropdown { display: block; }
.nav-dropdown a {
  display: block;
  padding: .55rem 1rem;
  font-size: .9rem;
}
.nav-dropdown a:hover { background: #fff8f3; color: var(--orange-dark); }

.head-strip {
  height: clamp(56px, 14vw, 120px);
  background-size: cover;
  background-position: center;
  border-bottom: 3px solid var(--orange);
}

/* ——— Layout ——— */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--sidebar);
  gap: 1.5rem 2rem;
  padding-block: 1.25rem 2.25rem;
  align-items: start;
}
.main-content { min-width: 0; max-width: 100%; }

/* ——— Hero ——— */
.hero-slider {
  border: 1px solid var(--gray-200);
  background: #111;
  overflow: hidden;
}
.slider-viewport {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #111;
}
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity .55s ease; }
.slide.is-active { opacity: 1; z-index: 1; }
.slide img, .slide-link { width: 100%; height: 100%; display: block; }
.slide img { object-fit: cover; object-position: center; }
.slider-btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 40px; height: 40px; border: 0; border-radius: 2px;
  background: rgba(26,26,26,.72); color: #fff; font-size: 1.4rem; cursor: pointer;
}
.slider-btn.prev { left: .5rem; }
.slider-btn.next { right: .5rem; }
.slider-dots {
  position: absolute; left: 0; right: 0; bottom: .65rem; z-index: 3;
  display: flex; justify-content: center; gap: .4rem;
}
.slider-dots .dot {
  width: 9px; height: 9px; border-radius: 50%; border: 0;
  background: rgba(255,255,255,.45); cursor: pointer; padding: 0;
}
.slider-dots .dot.active { background: var(--orange); }
.slider-caption-panel {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-top: 0;
  padding: .9rem 1rem 1rem;
  border-left: 4px solid var(--orange);
}
.slider-caption-title {
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 3.5vw, 1.45rem);
  margin: 0 0 .35rem;
  line-height: 1.3;
}
.slider-caption-title a:hover { color: var(--orange-dark); }
.slider-caption-text { margin: 0; color: var(--gray-600); font-size: .95rem; }
.slider-caption-text.is-hidden { display: none; }

.welcome-bar {
  display: flex;
  justify-content: space-between;
  gap: .75rem 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
  padding: .85rem 1rem;
  background: linear-gradient(90deg, #fff 0%, #fff8f3 100%);
  border: 1px solid var(--gray-200);
  border-top: 3px solid var(--orange);
}
.welcome-date { margin: 0; font-weight: 700; font-size: .95rem; }
.welcome-slogan { margin: 0; color: var(--orange-dark); font-weight: 700; font-size: .95rem; }
.hero-fallback {
  background: linear-gradient(90deg, #fff 0%, #fff8f3 100%);
  border: 3px double var(--orange);
  padding: clamp(1.5rem, 5vw, 3rem) clamp(1rem, 4vw, 2rem);
}
.hero-fallback h1 {
  font-family: var(--font-heading);
  margin: 0 0 .5rem;
  font-size: clamp(1.6rem, 6vw, 3rem);
}

/* ——— Sections ——— */
.content-section { margin-top: 1.5rem; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 1rem;
  gap: .75rem;
  flex-wrap: wrap;
}
.section-title, .article h1 {
  font-family: var(--font-heading);
  margin: 0;
  border-bottom: 3px double var(--orange);
  padding-bottom: .4rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  font-size: clamp(1.05rem, 3.2vw, 1.15rem);
}
.article h1 {
  text-transform: none;
  letter-spacing: 0;
  font-size: clamp(1.25rem, 5vw, 1.85rem);
  margin-bottom: .5rem;
  line-height: 1.25;
}
.text-link { color: var(--orange-dark); font-weight: 700; font-size: .92rem; }
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.news-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
  overflow: hidden;
  min-width: 0;
}
.news-card img { aspect-ratio: 16 / 9; width: 100%; object-fit: cover; }
.news-card-body { padding: .9rem 1rem 1.1rem; }
.news-card time { color: var(--gray-600); font-size: .85rem; }
.news-card h3 {
  font-family: var(--font-heading);
  font-size: clamp(.98rem, 2.8vw, 1.05rem);
  margin: .35rem 0;
  line-height: 1.35;
}
.news-card p { margin: 0; color: var(--gray-600); font-size: .92rem; }

/* ——— Article ——— */
.article time { color: var(--gray-600); display: block; margin: .75rem 0 1.25rem; }
.article-cover-wrap {
  margin: 0 0 1.25rem;
  background: #1a1a1a;
  border: 1px solid var(--gray-200);
  overflow: hidden;
  max-height: min(48vh, 480px);
  display: flex;
  align-items: center;
  justify-content: center;
}
.article-cover-link {
  display: flex;
  width: 100%;
  max-height: inherit;
  align-items: center;
  justify-content: center;
}
.article-cover {
  width: 100%;
  max-height: min(48vh, 480px);
  object-fit: contain;
  margin: 0;
  border: 0;
}
.article-gallery { margin: 0 0 1.5rem; }
.article-gallery-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin: 0 0 .85rem;
  padding-bottom: .35rem;
  border-bottom: 3px double var(--orange);
}
.article-gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .55rem;
}
.article-gallery-item {
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #111;
  border: 1px solid var(--gray-200);
}
.article-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.prose {
  font-size: clamp(.98rem, 2.8vw, 1.05rem);
  max-width: 100%;
}
.prose p { margin: 0 0 1rem; }
.prose img,
.prose video,
.prose iframe {
  display: block !important;
  max-width: 100% !important;
  width: 100% !important;
  height: auto !important;
  margin: 1rem auto;
  object-fit: contain;
  border: 1px solid var(--gray-200);
  background: #f3f3f2;
}
.prose table {
  display: block;
  width: 100% !important;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.prose figure { margin: 1rem 0; max-width: 100%; }
.prose figcaption,
.prose .attachment__caption,
.prose .attachment__name,
.prose .attachment__size { display: none !important; }
.prose figure.attachment {
  margin: 0 0 .85rem;
  background: #111;
  border: 1px solid var(--gray-200);
  overflow: hidden;
  max-width: 100%;
}
.prose figure.attachment a {
  display: flex;
  align-items: center;
  justify-content: center;
  max-height: min(42vh, 400px);
}
.prose figure.attachment img {
  margin: 0 !important;
  max-height: min(42vh, 400px) !important;
  width: 100% !important;
  object-fit: contain;
  border: 0;
  background: transparent;
}

.crumb { color: var(--gray-600); font-size: .9rem; }
.child-links { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: .5rem; }
.child-links a {
  display: block;
  padding: .85rem 1rem;
  background: #fff;
  border: 1px solid var(--gray-200);
  font-weight: 600;
}

/* ——— Sidebar ——— */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: sticky;
  top: calc(var(--header-h) + 20px);
  min-width: 0;
}
.leader-card {
  text-align: center;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
}
.leader-primary,
.leader-secondary { background: #363533; color: #fff; }
.leader-title {
  margin: 0;
  padding: .7rem .85rem;
  font-size: .9rem;
  font-family: var(--font-heading);
  background: #1a1a1a;
  border-bottom: 2px solid var(--orange);
}
.leader-secondary .leader-title { background: #2a2a2a; }
.leader-photo {
  margin: 0;
  background: #f3f3f2;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  max-height: 280px;
  overflow: hidden;
}
.leader-photo img {
  width: 100%;
  height: 100%;
  max-height: 280px;
  object-fit: cover;
  object-position: center top;
}
.leader-name {
  margin: 0;
  padding: .75rem .85rem .9rem;
  font-weight: 700;
  font-size: 1rem;
}
.sidebar-block {
  background: #fff;
  border: 1px solid var(--gray-200);
  padding: .9rem 1rem;
}
.sidebar-block h3 {
  margin: 0 0 .7rem;
  font-family: var(--font-heading);
  font-size: .95rem;
  border-left: 4px solid var(--orange);
  padding-left: .65rem;
}
.sidebar-thumb { margin: 0; }
.sidebar-thumb img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.sidebar-more {
  display: inline-block;
  margin-top: .65rem;
  color: var(--orange-dark);
  font-weight: 700;
  font-size: .9rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .6rem;
}
.gallery-grid-full { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.gallery-item {
  display: block;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  background: #111;
  aspect-ratio: 4 / 3;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.member-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 1rem 0 1.5rem;
}
.member-card {
  border: 1px solid var(--gray-200);
  background: #fff;
  padding: .85rem;
  text-align: center;
}
.member-photo {
  margin: 0 0 .65rem;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #f3f3f3;
}
.member-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.member-name {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}
.member-role {
  margin: .25rem 0 0;
  color: var(--orange);
  font-size: .9rem;
  font-weight: 600;
}
.member-bio {
  margin: .4rem 0 0;
  font-size: .88rem;
  color: #555;
}
.team-group-title {
  margin: 1.5rem 0 .75rem;
  font-size: 1.15rem;
  border-bottom: 2px solid var(--orange);
  padding-bottom: .35rem;
}
.contact-block p { margin: 0 0 1rem; line-height: 1.5; }
.contact-block strong { display: inline-block; margin-bottom: .2rem; color: #333; }
.team-list {
  display: grid;
  gap: .75rem;
  margin-top: 1.25rem;
}
.team-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--gray-200);
  border-left: 4px solid var(--orange);
  background: #fff;
  text-decoration: none;
  color: inherit;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.team-list-item:hover {
  border-color: var(--orange);
  box-shadow: 0 4px 14px rgba(0,0,0,.06);
}
.team-list-name {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: .02em;
}
.team-list-go {
  color: var(--orange);
  font-weight: 600;
  font-size: .95rem;
  white-space: nowrap;
}
.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: .75rem;
}
.video-card h3 {
  margin: .5rem 0 0;
  font-size: 1rem;
}
.video-embed {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #111;
  overflow: hidden;
}
.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.sidebar-announcements {
  margin: 0;
  padding-left: 1.1rem;
  font-size: .9rem;
  line-height: 1.45;
}
.sidebar-announcements li { margin: .35rem 0; }
.empty-block {
  margin: 0;
  padding: .9rem 1rem;
  background: #fff;
  border: 1px dashed var(--gray-200);
  color: var(--gray-600);
  font-size: .92rem;
}
.quick-menu-block ul { list-style: none; margin: 0; padding: 0; }
.quick-menu-block li + li { margin-top: .4rem; }
.quick-menu-block a { font-weight: 600; display: inline-block; padding: .2rem 0; }

.site-footer {
  margin-top: 0;
  background: #1a1a1a;
  color: #f5f5f4;
  padding: 1.75rem 0 1rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.footer-grid p { margin: .35rem 0; font-size: .92rem; }
.footer-copy { opacity: .7; margin-top: 1.25rem; font-size: .85rem; padding-bottom: .75rem; }
.pager { margin-top: 1.5rem; overflow-x: auto; }

/* ——— Tablet ——— */
@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .main-content { order: 1; }
  .sidebar {
    order: 2;
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .85rem;
  }
  .leader-card { grid-column: span 1; }
  .sidebar-block { grid-column: 1 / -1; }
  .news-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid,
  .gallery-grid-full { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ——— Phone ——— */
@media (max-width: 720px) {
  :root { --header-h: 64px; }
  .container { width: calc(100% - 1.25rem); }
  .brand-logo { width: 48px; height: 48px; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .main-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #fff;
    border-bottom: 3px solid var(--orange);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: .35rem 0 .75rem;
    max-height: min(75vh, 560px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: 0 12px 24px rgba(0,0,0,.12);
  }
  .main-nav.is-open { display: flex; }
  .main-nav > a,
  .nav-item > a {
    padding: .85rem 1rem;
    border-bottom: 1px solid var(--gray-200);
    font-size: 1rem;
  }
  .nav-item:hover > .nav-dropdown { display: none; }
  .nav-item.is-open > .nav-dropdown { display: block; }
  .nav-dropdown {
    position: static;
    box-shadow: none;
    border: 0;
    border-bottom: 1px solid var(--gray-200);
    padding: 0 0 .35rem;
    background: #faf9f7;
    max-width: none;
    min-width: 0;
  }
  .nav-dropdown a {
    padding: .7rem 1rem .7rem 1.5rem;
    font-size: .95rem;
  }

  .layout { padding-block: 1rem 1.75rem; }
  .sidebar { grid-template-columns: 1fr; }
  .leader-card,
  .sidebar-block { grid-column: 1; }
  .leader-photo,
  .leader-photo img { max-height: 240px; }

  .slider-viewport { aspect-ratio: 4 / 3; }
  .slider-btn { width: 36px; height: 36px; font-size: 1.2rem; }
  .welcome-bar { flex-direction: column; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .news-grid { grid-template-columns: 1fr; gap: .9rem; }

  .article-cover-wrap,
  .article-cover,
  .article-cover-link { max-height: min(38vh, 300px); }
  .article-gallery-grid { grid-template-columns: 1fr 1fr; gap: .45rem; }
  .gallery-grid,
  .gallery-grid-full { grid-template-columns: 1fr 1fr; gap: .45rem; }
  .member-grid { grid-template-columns: 1fr 1fr; gap: .7rem; }
  .video-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; }
  .site-footer { padding: 1.4rem 0 .75rem; }
}

@media (max-width: 400px) {
  .brand-year { display: none; }
  .head-strip { height: 48px; }
  .article-gallery-grid,
  .gallery-grid,
  .gallery-grid-full { grid-template-columns: 1fr 1fr; }
}