/* ==========================================================================
   Yada Modern — Design System & Components
   Palette:  #FFD400 (yellow) · #0B0B0B (black) · #FAFAF7 (off-white)
   Fonts:    Archivo (display), Inter (body)
   ========================================================================== */

:root {
  --y-yellow: #FFD400;
  --y-yellow-600: #E6BF00;
  --y-black: #0B0B0B;
  --y-ink: #1A1A1A;
  --y-off: #FAFAF7;
  --y-line: #E9E7E1;
  --y-muted: #6B6B6B;

  --font-display: 'Archivo', system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, "Segoe UI", sans-serif;

  --container: 1240px;
  --container-narrow: 900px;
  --radius: 4px;
  --radius-lg: 12px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
  --shadow-md: 0 12px 40px rgba(0,0,0,.12);

  --ease: cubic-bezier(.22,.61,.36,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--y-ink);
  background: var(--y-off);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--y-black); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--y-yellow-600); }

h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 900; letter-spacing: -.02em; line-height: 1.08; margin: 0 0 .5em; color: var(--y-black); }
h1 { font-size: clamp(2.4rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }
p { margin: 0 0 1em; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; width: 100%; }
.container--narrow { max-width: var(--container-narrow); }

/* ---------- Typography helpers ---------- */
.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .22em;
  color: var(--y-black);
  padding: 6px 12px;
  background: var(--y-yellow);
  border-radius: 2px;
  margin-bottom: 1.2rem;
}
.eyebrow--light { background: var(--y-yellow); color: var(--y-black); }

.section-title { margin-bottom: .5rem; }
.section-sub { color: var(--y-muted); max-width: 720px; font-size: 1.08rem; }
.section-head { margin-bottom: 3rem; max-width: 820px; }
.section-head--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; max-width: none; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .85rem 1.6rem; font-family: var(--font-display);
  font-weight: 700; font-size: .92rem; text-transform: uppercase;
  letter-spacing: .1em; border: 2px solid transparent; border-radius: 2px;
  cursor: pointer; transition: all .25s var(--ease);
  white-space: nowrap;
}
.btn--primary { background: var(--y-yellow); color: var(--y-black); }
.btn--primary:hover { background: var(--y-black); color: var(--y-yellow); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,.2); }
.btn--dark { background: var(--y-black); color: #fff; }
.btn--dark:hover { background: var(--y-yellow); color: var(--y-black); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.6); }
.btn--ghost:hover { background: #fff; color: var(--y-black); border-color: #fff; }
.btn--ghost.btn--dark { color: var(--y-black); border-color: var(--y-black); background: transparent; }
.btn--ghost.btn--dark:hover { background: var(--y-black); color: var(--y-yellow); }
.btn--lg { padding: 1.05rem 2rem; font-size: 1rem; }

/* ---------- Topbar ---------- */
.topbar { background: var(--y-yellow); color: var(--y-black); font-size: .85rem; }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; min-height: 42px; flex-wrap: wrap; gap: .5rem 1.25rem; padding: 8px 24px; }
.topbar__info { display: flex; gap: 1.5rem; flex-wrap: wrap; font-weight: 500; }
.topbar__item { display: inline-flex; align-items: center; gap: .35rem; }
.social-menu { display: flex; gap: 1rem; list-style: none; margin: 0; padding: 0; }
.social-menu a { color: var(--y-black); font-weight: 600; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50; background: var(--y-black); color: #fff;
  transition: padding .25s var(--ease), box-shadow .25s var(--ease);
}
.site-header.is-scrolled { box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 18px 24px; }
.site-header.is-scrolled .site-header__inner { padding: 12px 24px; }

.site-branding { display: flex; align-items: center; gap: .9rem; }
.site-branding img, .custom-logo { max-height: 54px; width: auto; }
.site-branding__text { line-height: 1.1; }
.site-title { margin: 0; font-size: 1.15rem; font-family: var(--font-display); font-weight: 900; letter-spacing: -.01em; }
.site-title a { color: #fff; }
.site-title a:hover { color: var(--y-yellow); }
.site-description { margin: 2px 0 0; font-size: .78rem; color: rgba(255,255,255,.65); letter-spacing: .1em; text-transform: uppercase; }

.site-nav { display: flex; align-items: center; gap: 2rem; }
.primary-menu { display: flex; gap: 1.75rem; list-style: none; margin: 0; padding: 0; }
.primary-menu a { color: #fff; font-family: var(--font-display); font-weight: 600; font-size: .92rem; text-transform: uppercase; letter-spacing: .12em; position: relative; padding: 6px 0; }
.primary-menu a::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--y-yellow); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.primary-menu a:hover { color: var(--y-yellow); }
.primary-menu a:hover::after,
.primary-menu .current-menu-item a::after { transform: scaleX(1); }
.site-nav__cta { margin-left: .5rem; }

.menu-toggle {
  display: none; background: transparent; border: 0; padding: 8px; cursor: pointer;
  width: 44px; height: 44px; flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.menu-toggle__bar { width: 26px; height: 3px; background: #fff; transition: all .25s var(--ease); }
.menu-toggle.is-open .menu-toggle__bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-toggle.is-open .menu-toggle__bar:nth-child(2) { opacity: 0; }
.menu-toggle.is-open .menu-toggle__bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 88vh; display: flex; align-items: center; overflow: hidden; color: #fff; }
.hero__bg { position: absolute; inset: 0; background: linear-gradient(120deg, #1a1a1a, #0b0b0b) center/cover no-repeat; z-index: 0; animation: kenburns 20s var(--ease) infinite alternate; }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,.35) 0%, rgba(0,0,0,.75) 100%); z-index: 1; }
.hero__inner { position: relative; z-index: 2; padding: 8rem 24px 6rem; max-width: 960px; }
.hero__title { color: #fff; margin: .5rem 0 1.25rem; }
.hero__lede { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: rgba(255,255,255,.85); max-width: 640px; margin-bottom: 2rem; }
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__scroll { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); color: var(--y-yellow); font-size: 1.5rem; z-index: 2; animation: bounce 2s infinite; }

@keyframes kenburns { from { transform: scale(1); } to { transform: scale(1.08); } }
@keyframes bounce { 0%,100% { transform: translate(-50%,0); } 50% { transform: translate(-50%,-10px); } }

/* ---------- Stats ---------- */
.stats { background: var(--y-black); color: #fff; padding: 3rem 0; }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; text-align: center; }
.stat { display: flex; flex-direction: column; gap: .5rem; position: relative; padding: 0 1rem; }
.stat + .stat::before { content: ''; position: absolute; left: 0; top: 20%; bottom: 20%; width: 1px; background: rgba(255,255,255,.15); }
.stat__num { font-family: var(--font-display); font-weight: 900; font-size: clamp(2.2rem, 4vw, 3.4rem); color: var(--y-yellow); line-height: 1; }
.stat__label { font-size: .82rem; text-transform: uppercase; letter-spacing: .18em; color: rgba(255,255,255,.7); }

/* ---------- Split (mission) ---------- */
.split { padding: 6rem 0; }
.split__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 4rem; align-items: center; }
.split__media { position: relative; }
.split__media img { width: 100%; height: 560px; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.split__badge { position: absolute; bottom: -20px; right: -20px; background: var(--y-yellow); color: var(--y-black); font-family: var(--font-display); font-weight: 900; padding: 1rem 1.5rem; border-radius: 4px; letter-spacing: .05em; box-shadow: var(--shadow-md); }
.split__content p { font-size: 1.08rem; color: #333; }
.feature-list { list-style: none; padding: 0; margin: 2rem 0; }
.feature-list li { display: flex; align-items: center; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--y-line); font-weight: 500; }
.feature-list li span { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: var(--y-yellow); color: var(--y-black); border-radius: 50%; font-family: var(--font-display); font-weight: 900; font-size: .85rem; flex-shrink: 0; }

/* ---------- Programs / cards ---------- */
.programs { padding: 6rem 0; background: #fff; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.card { background: var(--y-off); padding: 2rem 1.75rem; border-radius: var(--radius-lg); border: 1px solid var(--y-line); transition: all .3s var(--ease); position: relative; overflow: hidden; }
.card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--y-yellow); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); background: #fff; }
.card:hover::before { transform: scaleX(1); }
.card__flag { font-size: 2.4rem; margin-bottom: 1rem; }
.card__year { display: inline-block; background: var(--y-black); color: var(--y-yellow); font-family: var(--font-display); font-weight: 700; font-size: .75rem; padding: 3px 10px; border-radius: 2px; margin-bottom: .8rem; letter-spacing: .12em; }
.card__title { font-size: 1.25rem; margin-bottom: .5rem; }
.card__desc { color: var(--y-muted); font-size: .95rem; margin-bottom: 1.25rem; }
.card__link { font-family: var(--font-display); font-weight: 700; font-size: .85rem; text-transform: uppercase; letter-spacing: .12em; color: var(--y-black); border-bottom: 2px solid var(--y-yellow); padding-bottom: 2px; }

/* ---------- Quote ---------- */
.quote { background: var(--y-yellow); padding: 5rem 0; text-align: center; }
.quote blockquote { margin: 0 auto; max-width: 900px; }
.quote blockquote p { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.5rem, 3vw, 2.4rem); line-height: 1.25; color: var(--y-black); margin: 0 0 1rem; letter-spacing: -.01em; }
.quote cite { font-style: normal; font-family: var(--font-body); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; font-size: .85rem; color: var(--y-black); }

/* ---------- Journal / posts ---------- */
.journal { padding: 6rem 0; background: var(--y-off); }
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.post-card { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s var(--ease); display: flex; flex-direction: column; }
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.post-card__media { display: block; aspect-ratio: 16/10; overflow: hidden; background: var(--y-line); }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.post-card:hover .post-card__media img { transform: scale(1.05); }
.post-card__placeholder { width: 100%; height: 100%; background: linear-gradient(135deg, var(--y-yellow), var(--y-black)); }
.post-card__body { padding: 1.75rem; display: flex; flex-direction: column; gap: .75rem; flex: 1; }
.post-card__meta { font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; color: var(--y-muted); font-weight: 600; }
.post-card__meta a { color: var(--y-muted); }
.post-card__title { font-size: 1.35rem; margin: 0; line-height: 1.2; }
.post-card__title a:hover { color: var(--y-yellow-600); }
.post-card__excerpt { color: var(--y-muted); font-size: .95rem; margin: 0; flex: 1; }
.post-card__link { font-family: var(--font-display); font-weight: 700; font-size: .82rem; text-transform: uppercase; letter-spacing: .12em; color: var(--y-black); }

/* ---------- CTA band ---------- */
.cta-band { background: var(--y-black); color: #fff; padding: 6rem 0; position: relative; overflow: hidden; }
.cta-band::before { content: ''; position: absolute; top: -50%; right: -10%; width: 500px; height: 500px; background: var(--y-yellow); border-radius: 50%; opacity: .08; }
.cta-band__inner { text-align: center; position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }
.cta-band h2 { color: #fff; margin-bottom: 1rem; }
.cta-band p { color: rgba(255,255,255,.75); font-size: 1.15rem; margin-bottom: 2rem; }

/* ---------- Page header (inner pages) ---------- */
.page-header { background: var(--y-black); color: #fff; padding: 5rem 0 4rem; text-align: center; }
.page-title { color: #fff; margin: 0; }
.page-header .eyebrow { margin-bottom: 1rem; }
.page-header .section-sub { color: rgba(255,255,255,.75); margin: 1rem auto 0; }

/* ---------- Page / single content ---------- */
.page-content, .single-post { padding: 4rem 24px; }
.single-header { text-align: center; margin-bottom: 2.5rem; }
.single-title { margin: 1rem 0 .5rem; }
.single-meta { color: var(--y-muted); font-size: .9rem; text-transform: uppercase; letter-spacing: .1em; }
.featured-image { margin: 2rem 0 3rem; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.entry-content > * + * { margin-top: 1.25rem; }
.entry-content h2, .entry-content h3 { margin-top: 2.5rem; }
.entry-content a { color: var(--y-black); border-bottom: 2px solid var(--y-yellow); }
.entry-content blockquote { border-left: 4px solid var(--y-yellow); padding: .5rem 0 .5rem 1.5rem; font-family: var(--font-display); font-size: 1.35rem; font-weight: 600; color: var(--y-black); margin: 2rem 0; }
.entry-content img { border-radius: var(--radius); }
.entry-content code { background: var(--y-line); padding: 2px 6px; border-radius: 3px; font-size: .9em; }

/* ---------- Comments ---------- */
.comments-area { max-width: 820px; margin: 4rem auto; padding: 0 24px; }
.comment-list { list-style: none; padding: 0; }
.comment-list li { padding: 1.5rem; background: #fff; border-radius: var(--radius); margin-bottom: 1rem; box-shadow: var(--shadow-sm); }
.comment-form input[type="text"], .comment-form input[type="email"], .comment-form input[type="url"], .comment-form textarea, .search-form input[type="search"] {
  width: 100%; padding: .85rem 1rem; border: 1px solid var(--y-line); border-radius: var(--radius); font-family: inherit; font-size: 1rem; margin-top: .35rem;
}
.comment-form textarea { min-height: 140px; }
.comment-form input:focus, .comment-form textarea:focus, .search-form input:focus { outline: none; border-color: var(--y-yellow); box-shadow: 0 0 0 3px rgba(255,212,0,.25); }
.search-form { display: flex; gap: .5rem; margin: 1rem 0; }
.search-form input { flex: 1; margin: 0; }

/* ---------- 404 ---------- */
.error-404 { text-align: center; padding: 8rem 0; background: var(--y-off); }
.error-404__title { font-size: clamp(6rem, 20vw, 14rem); color: var(--y-yellow); line-height: 1; margin: 1rem 0; text-shadow: 6px 6px 0 var(--y-black); }
.error-404__text { color: var(--y-muted); font-size: 1.15rem; margin-bottom: 2rem; }

/* ---------- Pagination ---------- */
.nav-links { display: flex; justify-content: center; gap: .5rem; margin: 3rem 0; grid-column: 1 / -1; }
.page-numbers { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; height: 44px; padding: 0 12px; border: 1px solid var(--y-line); border-radius: var(--radius); font-family: var(--font-display); font-weight: 700; color: var(--y-black); background: #fff; }
.page-numbers.current { background: var(--y-yellow); border-color: var(--y-yellow); }
.page-numbers:hover { background: var(--y-black); color: var(--y-yellow); border-color: var(--y-black); }

/* ---------- Footer ---------- */
.site-footer { background: var(--y-black); color: rgba(255,255,255,.78); padding: 5rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand { color: #fff; font-size: 1.4rem; margin: 1rem 0 .5rem; }
.footer-tag { color: rgba(255,255,255,.6); font-size: .95rem; }
.footer-col .widget-title, .footer-col h4 { color: #fff; font-size: .9rem; text-transform: uppercase; letter-spacing: .15em; margin-bottom: 1.25rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { padding: .35rem 0; }
.footer-col a { color: rgba(255,255,255,.72); }
.footer-col a:hover { color: var(--y-yellow); }
.social-menu--footer a { color: rgba(255,255,255,.8); }
.social-menu--footer a:hover { color: var(--y-yellow); }
.footer-bottom { padding-top: 2rem; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-copy { margin: 0; font-size: .88rem; color: rgba(255,255,255,.55); }
.footer-menu { list-style: none; padding: 0; margin: 0; display: flex; gap: 1.5rem; }
.footer-menu a { color: rgba(255,255,255,.65); font-size: .88rem; }
.footer-menu a:hover { color: var(--y-yellow); }

/* ---------- Skip link ---------- */
.skip-link { position: absolute; top: -100px; left: 0; background: var(--y-yellow); color: var(--y-black); padding: 1rem 1.5rem; font-weight: 700; z-index: 100; }
.skip-link:focus { top: 0; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 980px) {
  .split__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .split__media img { height: 400px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .stats__grid { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
  .stat + .stat::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 780px) {
  .topbar__info { font-size: .78rem; gap: .8rem; }
  .menu-toggle { display: flex; }
  .site-nav {
    position: fixed; inset: 72px 0 0 0; background: var(--y-black); z-index: 40;
    flex-direction: column; align-items: flex-start; justify-content: flex-start;
    padding: 2rem 24px; gap: 1.25rem; transform: translateX(100%); transition: transform .3s var(--ease);
  }
  .site-nav.is-open { transform: translateX(0); }
  .primary-menu { flex-direction: column; gap: 1.25rem; width: 100%; }
  .primary-menu a { font-size: 1.2rem; }
  .site-nav__cta { width: 100%; text-align: center; margin-left: 0; }
  body.nav-open { overflow: hidden; }

  .hero { min-height: 78vh; }
  .hero__inner { padding: 5rem 24px 5rem; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { width: 100%; }

  .post-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section-head--row { flex-direction: column; align-items: flex-start; }
  .split, .programs, .journal, .cta-band { padding: 4rem 0; }
  .split__badge { right: 12px; bottom: -12px; padding: .75rem 1rem; font-size: .85rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}