/* ───────────────────────────────────────────
   Melina Much, PhD — Global Stylesheet
   ─────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&family=Fragment+Mono&display=swap');

/* ── Design Tokens ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white: #ffffff;
  --warm:  #F4F6F9;        /* very subtle cool-white for section tints */
  --black: #0d0d0d;
  --gray-50:  #eef0f3;
  --gray-100: #dde0e6;
  --gray-400: #94979e;
  --gray-600: #52555c;
  --accent:   #0F2B4E;     /* midnight navy */
  --accent-light: #e8edf5;
  --font-sans: 'Inter', sans-serif;
  --font-mono: 'Fragment Mono', monospace;
  --nav-height: 72px;
  --container: 1160px;
  --page-padding: clamp(24px, 5vw, 80px);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--white);
  color: var(--black);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── Layout ── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--page-padding);
}

/* ── NAV ── */
nav.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-50);
  height: var(--nav-height);
  display: flex;
  align-items: center;
}

nav.site-nav .nav-inner {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--page-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.nav-logo {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 30px;
  letter-spacing: -0.06em;
  line-height: 1.1em;
  color: var(--black);
}
.nav-logo:hover { opacity: 0.7; }

/* ── DROPDOWN MENU BUTTON ── */
.nav-menu-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px 4px;
  cursor: pointer;
  position: relative;
  z-index: 101;
  width: 28px;
}
.nav-menu-btn span {
  display: block;
  height: 1.5px;
  width: 100%;
  background: var(--black);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease, width 0.25s ease;
  transform-origin: left center;
}
.nav-menu-btn span:nth-child(2) { width: 55%; }
.nav-menu-btn span:nth-child(3) { width: 80%; }
.nav-menu-btn:hover span:nth-child(2) { width: 100%; }
.nav-menu-btn:hover span:nth-child(3) { width: 100%; }

.nav-menu-btn.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); width: 100%; }
.nav-menu-btn.open span:nth-child(2) { opacity: 0; }
.nav-menu-btn.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); width: 100%; }

/* ── DROPDOWN PANEL ── */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 16px;
  padding: 6px;
  min-width: 200px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.10), 0 2px 8px rgba(0,0,0,0.05);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 200;
  display: flex;
  flex-direction: column;
}
.nav-dropdown.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-dropdown a {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--black);
  letter-spacing: -0.01em;
  padding: 9px 14px;
  border-radius: 10px;
  transition: background 0.12s, color 0.12s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-dropdown a:hover {
  background: var(--warm);
  text-decoration: none;
}
.nav-dropdown a.active {
  color: var(--accent);
  font-weight: 600;
}
.nav-dropdown a.active::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.nav-dropdown a:not(.active)::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  flex-shrink: 0;
}

.nav-dropdown hr {
  border: none;
  border-top: 1px solid var(--gray-50);
  margin: 4px 8px;
}

/* ── HERO ── */
.hero {
  padding: 60px 0 80px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: end;
}

.hero-name {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(60px, 9vw, 120px);
  line-height: 0.88;
  letter-spacing: -0.06em;
  color: var(--black);
}

.hero-photo {
  position: relative;
  width: clamp(190px, 21vw, 280px);
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 18px;
  flex-shrink: 0;
}
.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* Hero meta row */
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: #e8eaed;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: pointer;
  border: none;
  color: var(--black);
  transition: background 0.15s, color 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.pill:hover { background: var(--accent); color: var(--white); }

.copy-icon {
  width: 13px;
  height: 13px;
  opacity: 0.5;
}

/* ── ABOUT STRIP (homepage) ── */
.about-strip {
  padding: 80px 0;
  background: var(--warm);
}

.about-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: start;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--gray-100);
  margin-bottom: 56px;
}
.about-grid:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.about-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--accent);
  padding-top: 6px;
  position: sticky;
  top: calc(var(--nav-height) + 16px);
}

.about-text p {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.78;
  color: var(--black);
  max-width: 660px;
}

/* ── ABOUT COLLAPSIBLE SECTIONS ── */
.about-positionality {
  max-width: 720px;
  margin-bottom: 56px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--gray-100);
}
.about-positionality p {
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.78;
  color: var(--black);
}
.about-positionality p + p {
  margin-top: 18px;
}

.about-section {
  border-bottom: 1px solid var(--gray-100);
}
.about-section summary {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--accent);
  padding: 24px 0;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}
.about-section summary::-webkit-details-marker { display: none; }
.about-section summary::after { content: '↓'; transition: transform 0.2s; font-family: var(--font-sans); }
.about-section[open] summary::after { transform: rotate(180deg); }
.about-section summary:hover { opacity: 0.7; }
.about-section-body {
  max-width: 680px;
  padding-bottom: 36px;
}
.about-section-body p {
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.78;
  color: var(--black);
}
.about-section-body p + p {
  margin-top: 18px;
}

/* ── PULL QUOTE ── */
.pull-quote {
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 24px;
  margin: 32px 0;
  max-width: 560px;
}
.pull-quote p {
  font-family: var(--font-sans) !important;
  font-weight: 600 !important;
  font-size: 18px !important;
  line-height: 1.5 !important;
  color: var(--black) !important;
  font-style: italic;
}

/* ── FEATURED WORK ── */
.featured {
  padding: 80px 0;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 40px;
}

.section-title {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.show-more {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--black);
  border-bottom: 1px solid var(--black);
  cursor: pointer;
  background: none;
  border-left: none;
  border-right: none;
  border-top: none;
  padding: 0;
  text-decoration: none;
  transition: color 0.15s, border-color 0.15s;
}
.show-more:hover { color: var(--accent); border-color: var(--accent); }

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.work-card {
  background: var(--warm);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background 0.2s;
  cursor: default;
}
.work-card:hover { background: var(--accent-light); }

.work-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.work-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--black);
}

.work-venue {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gray-400);
  margin-top: auto;
}

/* ── FOOTER ── */
footer.site-footer {
  background: #0d0d0d;
  color: var(--white);
  padding: 80px 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
}

.footer-cta-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}

.footer-social {
  display: flex;
  gap: 20px;
  margin-bottom: 32px;
}
.footer-social a {
  color: rgba(255,255,255,0.6);
  font-family: var(--font-mono);
  font-size: 12px;
  transition: color 0.15s;
}
.footer-social a:hover { color: var(--white); }

.btn-cta {
  display: inline-block;
  padding: 12px 28px;
  background: var(--accent);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  border-radius: 100px;
  transition: opacity 0.15s;
  letter-spacing: 0.02em;
}
.btn-cta:hover { opacity: 0.85; }

.footer-info {
  text-align: right;
}
.footer-info p {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  line-height: 2;
}
.footer-info a {
  color: rgba(255,255,255,0.5);
  transition: color 0.15s;
}
.footer-info a:hover { color: var(--white); }

.footer-logo {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 52px;
  letter-spacing: -0.06em;
  color: var(--white);
  line-height: 1;
  margin-bottom: 32px;
}

.pulse-wrap {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  margin-top: 20px;
}
.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.8); }
}

/* ── TOAST ── */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--black);
  color: var(--white);
  padding: 10px 22px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 999;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── INNER PAGE HERO ── */
.page-hero {
  padding: 60px 0 46px;
  border-bottom: 1px solid var(--gray-100);
}
.page-hero h1 {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(42px, 7vw, 88px);
  letter-spacing: -0.06em;
  line-height: 0.88;
  color: var(--black);
}

.page-content {
  padding: 64px 0 96px;
}

/* ── PUBLICATIONS ── */
.pub-section {
  margin-bottom: 64px;
}

.pub-section-title {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-400);
  padding: 32px 0 20px;
  margin-bottom: 0;
}

.pub-list {
  display: flex;
  flex-direction: column;
}

.pub-item {
  padding: 32px 0;
  border-bottom: 1px solid var(--gray-100);
}

.pub-item h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.35;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.pub-meta {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.pub-venue {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gray-400);
  letter-spacing: 0.02em;
}

.pub-status {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gray-400);
  letter-spacing: 0.02em;
}
.pub-status::before { content: '· '; }

.pub-authors {
  font-size: 15px;
  color: var(--gray-600);
  margin-top: 5px;
}

.pub-abstract {
  margin-top: 14px;
}
.pub-abstract summary {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gray-600);
  cursor: pointer;
  user-select: none;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.pub-abstract summary::-webkit-details-marker { display: none; }
.pub-abstract summary::after { content: '↓'; transition: transform 0.2s; }
.pub-abstract[open] summary::after { transform: rotate(180deg); }
.pub-abstract summary:hover { color: var(--black); }
.pub-abstract .abstract-text {
  margin-top: 12px;
  font-size: 16px;
  color: var(--gray-600);
  line-height: 1.78;
  border-left: 2px solid var(--gray-100);
  padding-left: 16px;
}

.pub-links {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.pub-link {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 4px 10px;
  border-radius: 4px;
  transition: opacity 0.15s;
}
.pub-link:hover { opacity: 0.7; }

/* ── TEACHING ── */
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 48px;
}
.course-card {
  background: var(--warm);
  padding: 36px 32px;
  transition: background 0.2s;
}
.course-card:hover { background: var(--accent-light); }
.course-card h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  line-height: 1.3;
}
.course-card p {
  font-size: 15px;
  font-weight: 400;
  color: var(--gray-600);
  line-height: 1.7;
}
.course-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  padding-top: 48px;
}
.contact-info h2 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 28px;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}
.contact-info p {
  font-size: 16px;
  font-weight: 400;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 32px;
}
.contact-links { display: flex; flex-direction: column; gap: 16px; }
.contact-link {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.contact-link .label {
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  min-width: 60px;
}

/* ── ARTICLE CARDS (media page) ── */
.article-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 28px;
  padding: 32px 0;
  border-bottom: 1px solid var(--gray-100);
  text-decoration: none;
  color: var(--black);
  transition: background 0.15s;
}
.article-card:hover .article-title { color: var(--accent); }
.article-card:hover { text-decoration: none; }

.article-thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 6px;
  background: var(--gray-50);
  flex-shrink: 0;
}
.article-thumb img { width: 100%; height: 100%; object-fit: cover; }

.article-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}
.article-outlet {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.article-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.02em;
  line-height: 1.35;
  transition: color 0.15s;
}
.article-byline {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gray-400);
}
.article-arrow {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  margin-top: 4px;
}

/* ── SPOTIFY EMBEDS ── */
.media-list { display: flex; flex-direction: column; }

.media-item {
  padding: 32px 0;
  border-bottom: 1px solid var(--gray-100);
}

.media-item-header {
  display: block;
  margin-bottom: 16px;
}

.media-meta h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-bottom: 4px;
}
.media-meta .outlet {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gray-400);
}

.spotify-embed {
  border-radius: 12px;
  overflow: hidden;
  margin-left: 0;
}
.spotify-embed iframe { display: block; width: 100%; border: none; }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-photo {
    width: clamp(165px, 46vw, 225px);
    order: -1;
  }
  .hero-name { font-size: clamp(72px, 18vw, 140px); }

  .about-grid { grid-template-columns: 1fr; gap: 16px; }
  .about-label { position: static; }

  .work-grid { grid-template-columns: 1fr 1fr; }
  .course-grid { grid-template-columns: 1fr; }

  .footer-inner { grid-template-columns: 1fr; gap: 48px; }
  .footer-info { text-align: left; }

  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  .pub-item { grid-template-columns: 1fr; gap: 8px; }
  .media-item-header { grid-template-columns: 1fr; gap: 8px; }
  .spotify-embed { margin-left: 0; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .work-grid { grid-template-columns: 1fr; }
  .article-card { grid-template-columns: 1fr; gap: 16px; }
  .article-thumb { aspect-ratio: 16 / 9; }
}