/* ===========================================================
   THE A-SIDE — design tokens
   Paper editorial look: white ground, near-black ink,
   a vinyl-label red for emphasis, a muted brass gold for
   secondary accents. Serif display / grotesque sans body.
=========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --paper: #FDFCFA;
  --ink: #17181C;
  --ink-soft: #4A4C52;
  --ink-faint: #83868D;
  --line: #E3E0D9;
  --red: #B5292E;
  --gold: #B8912B;
  --paper-shade: #F4F1EA;

  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max-width: 1180px;
  --gutter: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Focus visibility */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

/* ---------- Header / nav ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(253, 252, 250, 0.94);
  backdrop-filter: saturate(140%) blur(6px);
  z-index: 40;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.wordmark {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.55rem;
  letter-spacing: -0.01em;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.wordmark .dot { color: var(--red); }

.wordmark {
  height: 40px;
}

.logo-img {
  height: 40px;
  width: auto;
  display: block;
}

@media (max-width: 480px) {
  .logo-img { height: 32px; }
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}

.main-nav a {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--red);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle svg { display: block; }

@media (max-width: 780px) {
  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px var(--gutter) 20px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
  }
  .main-nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .main-nav a {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
  }
  .nav-toggle { display: block; }
}

/* ---------- Hero ---------- */

.hero {
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--line);
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--gutter);
  align-items: end;
}

.hero-kicker {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--red);
  margin: 0 0 14px;
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 4.6vw, 4rem);
  line-height: 1.04;
  font-weight: 600;
  margin: 0 0 20px;
  max-width: 14ch;
}

.hero p {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 0 26px;
}

.hero-meta {
  border-left: 3px solid var(--ink);
  padding-left: 22px;
}

.hero-meta h2 {
  font-family: var(--serif);
  font-size: 1.3rem;
  margin: 0 0 8px;
}

.hero-meta p {
  color: var(--ink-soft);
  font-size: 0.98rem;
  margin: 0;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 22px;
  border: 1.5px solid var(--ink);
  color: var(--ink);
  background: transparent;
  cursor: pointer;
}

.btn:hover { background: var(--ink); color: var(--paper); }

.btn-solid {
  background: var(--ink);
  color: var(--paper);
}

.btn-solid:hover {
  background: var(--red);
  border-color: var(--red);
  color: var(--paper);
}

/* ---------- Section headings ---------- */

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
  margin-bottom: 34px;
}

.section-head h2 {
  font-family: var(--serif);
  font-size: 1.9rem;
  margin: 0;
}

.section-head a {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--red);
  white-space: nowrap;
}

section { padding: 56px 0; }
section + section { border-top: 1px solid var(--line); }

/* ---------- Article grid / cards ---------- */

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px 32px;
}

.article-grid.two-col { grid-template-columns: repeat(2, 1fr); }

@media (max-width: 900px) {
  .article-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .article-grid, .article-grid.two-col { grid-template-columns: 1fr; }
}

.card { display: flex; flex-direction: column; }

.card-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin-bottom: 16px;
  background: var(--paper-shade);
}

.hero-banner {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--line);
}

.article-header-img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  margin: 8px 0 0;
}

.inline-photo {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin: 28px 0;
}

.inline-photo + p.caption,
.photo-caption {
  font-size: 0.82rem;
  color: var(--ink-faint);
  margin: -22px 0 30px;
}

.card-tag {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--red);
  margin-bottom: 10px;
}

.card h3 {
  font-family: var(--serif);
  font-size: 1.32rem;
  line-height: 1.22;
  margin: 0 0 10px;
}

.card p {
  color: var(--ink-soft);
  font-size: 0.96rem;
  margin: 0 0 14px;
}

.card .byline {
  font-size: 0.82rem;
  color: var(--ink-faint);
  margin-top: auto;
}

.card a.card-title-link:hover { color: var(--red); }

/* ---------- Playlists ---------- */

.playlist-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 36px;
  align-items: start;
  padding: 40px 0;
}

.playlist-block + .playlist-block { border-top: 1px solid var(--line); }

.playlist-block h3 {
  font-family: var(--serif);
  font-size: 1.6rem;
  margin: 0 0 10px;
}

.playlist-source {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 3px 10px;
  margin-bottom: 14px;
}

.playlist-block p { color: var(--ink-soft); }

.embed-wrap { width: 100%; }
.embed-wrap iframe { width: 100%; border: none; }

@media (max-width: 780px) {
  .playlist-block { grid-template-columns: 1fr; }
}

/* ---------- Videos ---------- */

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
}

@media (max-width: 780px) {
  .video-grid { grid-template-columns: 1fr; }
}

.video-frame {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  background: var(--paper-shade);
  border: 1px solid var(--line);
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-card h3 {
  font-family: var(--serif);
  font-size: 1.15rem;
  margin: 14px 0 6px;
}

.video-card p { color: var(--ink-soft); font-size: 0.92rem; margin: 0; }

/* ---------- Article page ---------- */

.article-header { padding: 56px 0 36px; border-bottom: 1px solid var(--line); }
.article-header .kicker {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--red);
  margin-bottom: 14px;
}
.article-header h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 4.4vw, 3.1rem);
  line-height: 1.08;
  margin: 0 0 18px;
  max-width: 20ch;
}
.article-header .dek {
  font-size: 1.12rem;
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 0 0 22px;
}
.article-header .byline {
  font-size: 0.9rem;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.article-body {
  max-width: 68ch;
  margin: 0 auto;
  padding: 48px var(--gutter);
  font-size: 1.08rem;
}

.article-body p { margin: 0 0 22px; }

.article-body h2 {
  font-family: var(--serif);
  font-size: 1.6rem;
  margin: 44px 0 18px;
}

.article-body blockquote {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.3rem;
  line-height: 1.4;
  border-left: 3px solid var(--red);
  padding-left: 22px;
  margin: 34px 0;
  color: var(--ink);
}

/* ---------- Rootnote U ---------- */

.lesson-card {
  border: 1px solid var(--line);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.lesson-card .lesson-num {
  font-family: var(--serif);
  font-style: italic;
  color: var(--gold);
  font-size: 1rem;
}

.lesson-card h3 {
  font-family: var(--serif);
  font-size: 1.35rem;
  margin: 0;
}

.lesson-card p { color: var(--ink-soft); font-size: 0.96rem; margin: 0; }

.lesson-card.upcoming { opacity: 0.55; }

/* ---------- Curation page ---------- */

.curation-intro {
  max-width: 68ch;
  font-size: 1.08rem;
  color: var(--ink-soft);
}

.moodboard-playlist {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 40px;
  align-items: start;
  padding: 44px 0;
}

.moodboard-playlist + .moodboard-playlist {
  border-top: 1px solid var(--line);
}

.moodboard-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
}

.moodboard-playlist h3 {
  font-family: var(--serif);
  font-size: 1.9rem;
  margin: 0 0 4px;
  text-transform: lowercase;
}

.moodboard-tag {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--red);
  margin-bottom: 14px;
  display: block;
}

.moodboard-playlist p.desc {
  color: var(--ink-soft);
  font-size: 1rem;
  margin: 0 0 22px;
  max-width: 60ch;
}

.platform-embeds {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.platform-embeds .embed-slot h4 {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  margin: 0 0 10px;
}

.embed-slot.pending {
  border: 1px dashed var(--line);
  padding: 20px;
  color: var(--ink-faint);
  font-size: 0.88rem;
  height: 352px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

@media (max-width: 780px) {
  .moodboard-playlist { grid-template-columns: 1fr; }
  .platform-embeds { grid-template-columns: 1fr; }
}

.decade-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 20px 0 8px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.decade-nav a {
  font-size: 0.86rem;
  font-weight: 600;
  padding: 7px 14px;
  border: 1px solid var(--line);
  color: var(--ink-soft);
}

.decade-nav a:hover {
  border-color: var(--red);
  color: var(--red);
}

.article-body .decade-year {
  font-family: var(--serif);
  font-style: italic;
  color: var(--red);
  font-size: 1.05rem;
  margin: 0 0 4px;
}

/* ---------- About page ---------- */

.about-hero {
  padding: 60px 0;
  border-bottom: 1px solid var(--line);
}
.about-hero h1 {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  margin: 0 0 20px;
  max-width: 16ch;
}
.about-hero p {
  max-width: 62ch;
  font-size: 1.08rem;
  color: var(--ink-soft);
}

.contact-form {
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-form label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  display: block;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  font-family: var(--sans);
  font-size: 1rem;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  background: var(--paper);
  color: var(--ink);
}
.contact-form input:focus,
.contact-form textarea:focus { border-color: var(--ink); outline: none; }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 0;
  margin-top: 40px;
}
.site-footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.site-footer p {
  font-size: 0.85rem;
  color: var(--ink-faint);
  margin: 0;
}
.footer-links { display: flex; gap: 22px; }
.footer-links a { font-size: 0.85rem; color: var(--ink-soft); }
.footer-links a:hover { color: var(--red); }