/* ===========================
   Christine Kahn — Portfolio
   Bold & Colorful Theme
   =========================== */

:root {
  --bg: #0f1117;
  --bg-soft: #161925;
  --card: #1b1f2e;
  --border: rgba(255,255,255,0.08);
  --text: #f4f5f7;
  --text-dim: #a7acc0;
  --orange: #ff6b35;
  --pink: #ff206e;
  --teal: #00d9c0;
  --yellow: #ffd23f;
  --gradient: linear-gradient(120deg, var(--orange), var(--pink) 55%, var(--teal));
  --gradient-text: linear-gradient(120deg, var(--orange), var(--pink) 60%, var(--yellow));
  --radius: 18px;
  --shadow: 0 20px 50px rgba(0,0,0,0.35);

  /* Spacing scale — 4px base grid, 8 tokens */
  --space-4: 4px;
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-96: 96px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  scroll-behavior: smooth;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(600px circle at 10% -5%, rgba(255,107,53,0.18), transparent 60%),
    radial-gradient(700px circle at 110% 10%, rgba(0,217,192,0.14), transparent 60%),
    radial-gradient(500px circle at 50% 100%, rgba(255,32,110,0.12), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

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

.wrap {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 var(--space-32);
}

/* ---------- Nav ---------- */
header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15,17,23,0.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

nav.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-16) var(--space-32);
}

.logo {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.logo span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  gap: var(--space-32);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-links a {
  color: var(--text-dim);
  transition: color 0.2s;
  padding-bottom: var(--space-4);
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  border-bottom: 2px solid var(--orange);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-16) var(--space-24);
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.btn-primary {
  background: var(--gradient);
  color: #0f1117;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255,107,53,0.35);
}

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(255,255,255,0.03);
}

.btn-ghost:hover {
  transform: translateY(-2px);
  border-color: var(--teal);
}

/* ---------- Hero ---------- */
.hero {
  padding: var(--space-96) 0 var(--space-64);
}

.hero-top {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: var(--space-48);
  margin-bottom: var(--space-32);
}

.hero-top .lede {
  flex: 1 1 auto;
  min-width: 280px;
  margin-bottom: 0;
}

.hero-avatar {
  flex: 0 0 auto;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}

.eyebrow-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8) var(--space-8);
  margin-bottom: var(--space-24);
  row-gap: 6px;
}

.eyebrow-row .eyebrow {
  margin-bottom: 0;
  font-size: 0.72rem;
  padding: 6px var(--space-12, 12px);
  white-space: nowrap;
}

.eyebrow-row .eyebrow.orange {
  color: var(--orange);
  background: rgba(255,107,53,0.1);
  border-color: rgba(255,107,53,0.3);
}

.eyebrow-row .eyebrow.pink {
  color: var(--pink);
  background: rgba(255,32,110,0.1);
  border-color: rgba(255,32,110,0.3);
}

.eyebrow-row .eyebrow.yellow {
  color: var(--yellow);
  background: rgba(255,210,63,0.1);
  border-color: rgba(255,210,63,0.3);
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(0,217,192,0.1);
  border: 1px solid rgba(0,217,192,0.3);
  padding: var(--space-8) var(--space-16);
  border-radius: 999px;
  margin-bottom: var(--space-24);
}

h1.display {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-16);
}

h1.display .grad {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: 1.2rem;
  color: var(--text-dim);
  max-width: 620px;
  line-height: 1.6;
  margin-bottom: var(--space-32);
}

.hero-actions {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
  margin-bottom: var(--space-48);
}

/* ---------- Stat strip ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--space-16);
  margin-bottom: var(--space-24);
}

.stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-24);
}

.stat .num {
  font-size: 2.1rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
  margin-bottom: var(--space-8);
}

.stat .label {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* ---------- Section ---------- */
section {
  padding: var(--space-64) 0;
}

.section-head {
  margin-bottom: var(--space-48);
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  margin: 0 0 var(--space-8);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.section-head h2::after {
  content: "";
  display: block;
  width: 48px;
  height: 4px;
  border-radius: 999px;
  background: var(--gradient);
  margin-top: var(--space-8);
}

.section-head p {
  color: var(--text-dim);
  max-width: 560px;
}

/* ---------- Cards / project grid ---------- */
.grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-24);
}

.grid.cols-3 > * {
  flex: 1 1 280px;
  min-width: 280px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-32);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,107,53,0.4);
}

.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: var(--space-4) var(--space-8);
  border-radius: 999px;
  margin-bottom: var(--space-16);
  background: rgba(255,32,110,0.12);
  color: var(--pink);
  border: 1px solid rgba(255,32,110,0.3);
}

.tag.teal {
  background: rgba(0,217,192,0.12);
  color: var(--teal);
  border-color: rgba(0,217,192,0.3);
}

.tag.yellow {
  background: rgba(255,210,63,0.12);
  color: var(--yellow);
  border-color: rgba(255,210,63,0.3);
}

.card h3 {
  font-size: 1.25rem;
  margin: 0 0 var(--space-8);
  font-weight: 700;
}

.card p {
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.card .meta {
  margin-top: var(--space-16);
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* ---------- Case study blocks (work page) ---------- */
.case {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-32);
  margin-bottom: var(--space-32);
  box-shadow: var(--shadow);
}

.case-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--space-16);
  margin-bottom: var(--space-8);
}

.case h3 {
  font-size: 1.5rem;
  margin: 0;
  font-weight: 700;
}

.case .context {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: var(--space-24);
}

.case-block {
  margin-bottom: var(--space-16);
}

.case-block .k {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  display: block;
  margin-bottom: var(--space-8);
}

.case-block p {
  margin: 0;
  color: var(--text);
  line-height: 1.65;
  font-size: 0.98rem;
}

.case .impact {
  margin-top: var(--space-24);
  padding: var(--space-16) var(--space-24);
  border-radius: 12px;
  background: rgba(0,217,192,0.08);
  border: 1px solid rgba(0,217,192,0.25);
}

.case .impact .k { color: var(--teal); }

/* ---------- About page ---------- */
.about-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-48);
  align-items: flex-start;
}

.about-grid > div:first-child {
  flex: 0 0 220px;
}

.about-grid > div:last-child {
  flex: 1 1 360px;
  min-width: 280px;
}

.avatar {
  width: 180px;
  height: 180px;
  border-radius: 28px;
  object-fit: cover;
  border: 2px solid var(--border);
  box-shadow: var(--shadow);
}

.focus-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  margin-top: var(--space-24);
}

.pill {
  padding: var(--space-8) var(--space-16);
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--border);
  font-size: 0.88rem;
  font-weight: 600;
}

.timeline {
  margin-top: var(--space-16);
  border-left: 2px solid var(--border);
  padding-left: var(--space-24);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-32);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gradient);
}

.timeline-item h4 {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin: 0 0 var(--space-4);
  font-size: 1.05rem;
  font-weight: 700;
}

.company-logo {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  object-fit: contain;
  background: #fff;
  padding: 2px;
  flex-shrink: 0;
}

.timeline-item .role {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: var(--space-8);
}

/* ---------- Expandable case studies (career timeline) ---------- */
.case-list {
  margin-top: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.case-toggle {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.case-toggle summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  padding: var(--space-16);
  font-weight: 600;
  font-size: 0.95rem;
}

.case-toggle summary::-webkit-details-marker { display: none; }

.case-toggle summary::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-dim);
  flex-shrink: 0;
}

.case-toggle[open] summary::after { content: "–"; }

.case-toggle-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-16);
}

.case-toggle-title .tag {
  margin-bottom: 0;
}

.case-toggle .case-body {
  padding: 0 var(--space-16) var(--space-16);
  border-top: 1px solid var(--border);
  padding-top: var(--space-16);
}

.case-toggle .context {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin: 0 0 var(--space-16);
}

.case-toggle .impact {
  margin-top: var(--space-16);
  padding: var(--space-16) var(--space-24);
  border-radius: 12px;
  background: rgba(0,217,192,0.08);
  border: 1px solid rgba(0,217,192,0.25);
}

.case-toggle .impact .k { color: var(--teal); }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-24);
}

.contact-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-32);
  text-align: left;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--teal);
}

.contact-card .icon {
  font-size: 1.6rem;
  margin-bottom: var(--space-16);
  display: block;
}

.contact-card h4 {
  margin: 0 0 var(--space-8);
  font-size: 1.05rem;
}

.contact-card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* ---------- Footer ---------- */
footer.site {
  border-top: 1px solid var(--border);
  padding: var(--space-32) 0;
  margin-top: var(--space-48);
}

footer.site .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-16);
  color: var(--text-dim);
  font-size: 0.88rem;
}

footer.site .socials {
  display: flex;
  gap: var(--space-16);
}

footer.site .socials a:hover {
  color: var(--orange);
}

/* ---------- Page Card (light editorial insert) ---------- */
.page-card {
  background: #fcfcfb;
  --text: #1c1b22;
  --text-dim: #6b6877;
  --border: #e6e4ec;
  --card: #ffffff;
  color: var(--text);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: var(--space-48) 0 var(--space-64);
  padding: var(--space-16) var(--space-48) var(--space-48);
}

.page-card .hero {
  padding-top: var(--space-32);
}

.page-card .btn-ghost {
  background: rgba(28,27,34,0.03);
}

@media (max-width: 600px) {
  .page-card {
    padding: var(--space-16) var(--space-24) var(--space-32);
    margin: var(--space-24) 0 var(--space-48);
  }
}

/* ---------- Contact form ---------- */
.contact-form {
  max-width: 480px;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.form-row label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
}

.form-row input,
.form-row textarea {
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: var(--space-16);
  resize: vertical;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--teal);
}

.contact-form button {
  align-self: flex-start;
  margin-top: var(--space-8);
  border: none;
}

/* ---------- Mobile responsiveness ---------- */
@media (max-width: 760px) {
  .wrap {
    padding: 0 var(--space-16);
  }

  nav.site {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-16);
    padding: var(--space-16) var(--space-24);
  }

  .nav-links {
    gap: var(--space-16);
    font-size: 0.85rem;
    flex-wrap: wrap;
  }

  .hero {
    padding: var(--space-48) 0 var(--space-32);
  }

  .hero-top {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-16);
  }

  .hero-avatar {
    order: -1;
    margin: 0 auto var(--space-8);
  }

  .lede {
    max-width: none;
  }

  h1.display {
    font-size: clamp(2rem, 9vw, 2.8rem);
  }

  .lede {
    font-size: 1.05rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    justify-content: center;
    text-align: center;
  }

  section {
    padding: var(--space-48) 0;
  }

  .section-head {
    margin-bottom: var(--space-32);
  }

  .case,
  .card,
  .contact-card,
  .stat {
    padding: var(--space-24);
  }

  .about-grid {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .about-grid > div:first-child {
    flex: 0 0 auto;
  }

  .about-grid > div:last-child {
    width: 100%;
    text-align: left;
  }

  .focus-list {
    justify-content: center;
  }

  .avatar {
    width: 150px;
    height: 150px;
  }

  .timeline {
    padding-left: var(--space-16);
  }

  .timeline-item::before {
    left: -23px;
  }

  .case-head {
    flex-direction: column;
    align-items: flex-start;
  }


  footer.site .wrap {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }

  footer.site .socials {
    flex-wrap: wrap;
    gap: var(--space-16) var(--space-24);
  }
}

@media (max-width: 420px) {
  .stats {
    grid-template-columns: 1fr;
  }

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

/* ===========================
   Subtabs (Creative: Podcast / Music)
   =========================== */

.subtab-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  margin-top: var(--space-32);
}

.subtab-btn {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  text-align: left;
  font-family: inherit;
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-16) var(--space-24);
  cursor: pointer;
  position: relative;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.subtab-btn .subtab-icon {
  font-size: 1.9rem;
  line-height: 1;
  flex-shrink: 0;
}

.subtab-btn .subtab-title {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
}

.subtab-btn .subtab-desc {
  display: block;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.subtab-btn::after {
  content: "✓";
  position: absolute;
  top: var(--space-8);
  right: var(--space-16);
  font-size: 0.85rem;
  font-weight: 700;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.subtab-btn:hover {
  transform: translateY(-2px);
}

.subtab-btn[data-tab="podcast"]:hover,
.subtab-btn[data-tab="podcast"].active {
  border-color: var(--pink);
  background: rgba(255,32,110,0.06);
}

.subtab-btn[data-tab="music"]:hover,
.subtab-btn[data-tab="music"].active {
  border-color: var(--teal);
  background: rgba(0,217,192,0.06);
}

.subtab-btn.active::after {
  opacity: 1;
}

.subtab-btn[data-tab="podcast"].active::after { color: var(--pink); }
.subtab-btn[data-tab="music"].active::after { color: var(--teal); }

/* Panel section label — tells you which section you're in */
.panel-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: var(--space-8) var(--space-16);
  border-radius: 999px;
  margin-top: var(--space-32);
}

.panel-label.pink {
  color: var(--pink);
  background: rgba(255,32,110,0.1);
  border: 1px solid rgba(255,32,110,0.3);
}

.panel-label.teal {
  color: var(--teal);
  background: rgba(0,217,192,0.1);
  border: 1px solid rgba(0,217,192,0.3);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: tab-fade-in 0.2s ease;
}

@keyframes tab-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@media (max-width: 600px) {
  .subtab-nav {
    grid-template-columns: 1fr;
  }
}

/* ===========================
   Cover art (Podcast episode / Music release cards)
   =========================== */

.card.has-cover {
  padding: 0;
  overflow: hidden;
}

.card.has-cover .card-cover {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
  background: var(--bg-soft);
}

.card.has-cover .card-cover-placeholder {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  background: var(--gradient);
}

.card.has-cover .card-body {
  padding: var(--space-24) var(--space-32) var(--space-32);
}

.show-art {
  width: 110px;
  height: 110px;
  border-radius: var(--radius);
  object-fit: cover;
  box-shadow: var(--shadow);
  flex-shrink: 0;
}

svg.card-cover {
  width: 100%;
  height: auto;
  display: block;
  background: var(--bg-soft);
}

/* ===========================
   Equalizer accent (Music heading)
   =========================== */

.eq {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  height: 22px;
  margin-left: var(--space-8);
  vertical-align: baseline;
}

.eq span {
  width: 5px;
  border-radius: 3px;
  background: var(--gradient);
  animation: eq-bounce 1.1s ease-in-out infinite;
}

.eq span:nth-child(1) { height: 40%; animation-delay: 0s; }
.eq span:nth-child(2) { height: 90%; animation-delay: 0.18s; }
.eq span:nth-child(3) { height: 60%; animation-delay: 0.36s; }
.eq span:nth-child(4) { height: 100%; animation-delay: 0.1s; }
.eq span:nth-child(5) { height: 50%; animation-delay: 0.28s; }

@keyframes eq-bounce {
  0%, 100% { transform: scaleY(0.55); }
  50% { transform: scaleY(1); }
}

@media (prefers-reduced-motion: reduce) {
  .eq span { animation: none; }
}

/* ===========================
   Next-page footer strip
   =========================== */

.page-next {
  margin-top: var(--space-48);
  border-top: 1px solid var(--border);
  padding-top: var(--space-32);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-24);
  flex-wrap: wrap;
}

.page-next .page-next-text .k {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: var(--space-4);
}

.page-next .page-next-text .t {
  font-size: 1.1rem;
  font-weight: 700;
}