/* ── mysticflounder.ai — shared stylesheet ───────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #06080d;
  --bg2:         #111827;
  --bg3:         #10141f;
  --text:        #c8c3b8;
  --text-dim:    #7a7670;
  --text-bright: #e6e0d4;
  --gold:        #c9a84c;
  --cyan:        #2dd4bf;
  --orange:      #f97316;
  --border:      rgba(255,255,255,0.055);
  --nav-h:       60px;
}

html {
  background: var(--bg);
  color: var(--text);
  font-family: 'Crimson Pro', Georgia, serif;
  font-size: 21px;
  scroll-behavior: smooth;
}

/* ── Site nav ──────────────────────────────────────────────────────────────── */

.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.2rem;
  background: rgba(6,8,13,0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.77rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-brand:hover { color: var(--text); }
.nav-brand span  { color: var(--cyan); }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.70rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }
.nav-links a.active { color: var(--cyan); }

/* ── Nav dropdown ──────────────────────────────────────────────────────────── */

.nav-dropdown { position: relative; }

.nav-dropdown-trigger {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.70rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  display: inline-flex;
  align-items: center;
  vertical-align: middle;
  gap: 0.4em;
  transition: color 0.15s;
}

.nav-dropdown-trigger::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 2.5px solid transparent;
  border-right: 2.5px solid transparent;
  border-top: 3px solid currentColor;
  transition: transform 0.18s;
  margin-top: 1px;
}

.nav-dropdown.open .nav-dropdown-trigger::after { transform: rotate(180deg); }

.nav-dropdown-trigger:hover,
.nav-dropdown.open .nav-dropdown-trigger { color: var(--text); }

.nav-dropdown-trigger.active { color: var(--cyan); }

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 0.7rem);
  right: 0;
  min-width: 130px;
  background: rgba(11,14,24,0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  padding: 0.35rem 0;
}

.nav-dropdown.open .nav-dropdown-menu { display: block; }

.nav-dropdown-menu a {
  display: block;
  padding: 0.5rem 1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.70rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}

.nav-dropdown-menu a:hover { color: var(--text); background: rgba(255,255,255,0.03); }
.nav-dropdown-menu a.active { color: var(--cyan); }

/* ── Hamburger button ────────────────────────────────────────────────────── */

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-dim);
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s, background 0.15s;
}

.nav-hamburger:hover span { background: var(--text); }

.site-nav.nav-open .nav-hamburger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.site-nav.nav-open .nav-hamburger span:nth-child(2) { opacity: 0; }
.site-nav.nav-open .nav-hamburger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Mobile menu ─────────────────────────────────────────────────────────── */

.nav-mobile-menu {
  display: none;
  position: absolute;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(6,8,13,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0.4rem 0 0.8rem;
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .site-nav.nav-open .nav-mobile-menu { display: block; }

  .nav-mobile-section { padding: 0 1.8rem; }

  .nav-mobile-label {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--cyan);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.6rem 0 0.15rem;
  }

  .nav-mobile-menu a {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.70rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    color: var(--text-dim);
    text-decoration: none;
    padding: 0.4rem 0;
    transition: color 0.15s;
  }

  .nav-mobile-menu a:hover { color: var(--text); }
  .nav-mobile-menu a.active { color: var(--cyan); }
}

/* ── Hero ──────────────────────────────────────────────────────────────────── */

.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 580px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  pointer-events: none;
  user-select: none;
}

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1.4rem;
  opacity: 0;
  animation: riseIn 1s ease 0.4s forwards;
}

h1 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(2.8rem, 8vw, 6rem);
  line-height: 1.03;
  color: var(--text-bright);
  letter-spacing: -0.025em;
  opacity: 0;
  animation: riseIn 1s ease 0.7s forwards;
}

h1 em {
  font-style: italic;
  color: var(--cyan);
}

.hero-sub {
  margin-top: 1.2rem;
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-dim);
  letter-spacing: 0.03em;
  opacity: 0;
  animation: riseIn 1s ease 1s forwards;
}

.viz-status {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 2.5rem;
  opacity: 0;
  animation: fadeIn 1s ease 2s forwards;
  white-space: nowrap;
}

.viz-stat { text-align: center; }

.viz-stat .val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.79rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--text);
  display: block;
}

.viz-stat .lbl {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  display: block;
  margin-top: 0.2rem;
}

/* ── Content layout ────────────────────────────────────────────────────────── */

.content {
  max-width: 940px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 4.5rem 0;
  border-top: 1px solid var(--border);
}

.sec-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.8rem;
}

h2 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  line-height: 1.18;
  color: var(--text-bright);
  letter-spacing: -0.015em;
  margin-bottom: 1.6rem;
}

h3 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-size: 1.3rem;
  color: var(--text-bright);
  margin-bottom: 0.6rem;
}

p {
  font-size: 1rem;
  line-height: 1.8;
  font-weight: 300;
  color: var(--text);
}

p + p { margin-top: 1rem; }

.math {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82em;
  color: var(--text-bright);
}

.pull {
  border-left: 1.5px solid var(--cyan);
  padding: 0.9rem 1.6rem;
  margin: 2.5rem 0;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.32rem;
  font-style: italic;
  font-weight: 300;
  color: var(--text-bright);
  line-height: 1.35;
}

/* ── Results grid ──────────────────────────────────────────────────────────── */

.results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0;
  margin-top: 2.5rem;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.09);
}

.card {
  background: var(--bg2);
  padding: 2rem 2.2rem;
}

.card .clabel {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.9rem;
}

.card .cval {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.1rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.7rem;
}

.card .cdesc {
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.55;
  color: var(--text-dim);
}

/* ── Paper box ─────────────────────────────────────────────────────────────── */

.paper-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 2.4rem 2.6rem;
  margin-top: 2rem;
}

.ptitle {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--text-bright);
  line-height: 1.3;
  margin-bottom: 0.4rem;
}

.pauthor {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-dim);
  margin-bottom: 1.6rem;
}

.plinks { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.pbtn {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.77rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  padding: 0.45rem 0.9rem;
  text-decoration: none;
  border: 1px solid;
  transition: background 0.15s, color 0.15s;
}

.pbtn-doi { color: var(--cyan); border-color: rgba(45,212,191,0.35); }
.pbtn-doi:hover { background: rgba(45,212,191,0.1); }
.pbtn-gh  { color: var(--text-dim); border-color: var(--border); }
.pbtn-gh:hover { color: var(--text); border-color: rgba(255,255,255,0.12); }

/* ── Project cards (splash page) ───────────────────────────────────────────── */

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.09);
  margin-top: 3rem;
}

.project-grid--narrow {
  grid-template-columns: repeat(auto-fill, minmax(280px, min(420px, 100%)));
  max-width: 480px;
}

.project-card {
  background: var(--bg2);
  padding: 2.4rem 2.2rem;
  text-decoration: none;
  display: block;
  border: 1px solid rgba(255,255,255,0.07);
  transition: background 0.2s, border-color 0.2s;
  position: relative;
}

.project-card:hover {
  background: var(--bg3);
  border-color: rgba(255,255,255,0.13);
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--cyan);
  opacity: 0;
  transition: opacity 0.2s;
}
.project-card:hover::before { opacity: 0.6; }

.project-card::after {
  content: none;
}

.pc-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.67rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.pc-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--text-bright);
  line-height: 1.22;
  margin-bottom: 0.9rem;
}

.pc-desc {
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.65;
  color: var(--text-dim);
  padding-bottom: 1.5rem;
}

/* ── Blog posts ─────────────────────────────────────────────────────────── */

code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78em;
  font-weight: 300;
  color: var(--text-bright);
  background: var(--bg3);
  padding: 0.1em 0.35em;
}

pre {
  background: var(--bg3);
  border: 1px solid var(--border);
  padding: 1.2rem 1.5rem;
  overflow-x: auto;
  margin: 1.8rem 0;
}

pre code {
  background: none;
  padding: 0;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--text);
  line-height: 1.7;
}

.post-hero {
  padding: calc(var(--nav-h) + 5rem) 2rem 4rem;
  max-width: 940px;
  margin: 0 auto;
}

.post-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.69rem;
  font-weight: 300;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  margin-bottom: 1.6rem;
}

.post-title {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(2.6rem, 7vw, 5rem);
  line-height: 1.03;
  color: var(--text-bright);
  letter-spacing: -0.025em;
  margin-bottom: 1.4rem;
}

.post-title em { font-style: italic; }

.post-subtitle {
  font-family: 'Crimson Pro', serif;
  font-size: 1.18rem;
  font-weight: 300;
  font-style: italic;
  color: var(--text-dim);
  line-height: 1.45;
  max-width: 640px;
  margin-bottom: 2rem;
}

.post-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  font-weight: 300;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.post-body {
  max-width: 940px;
  margin: 0 auto;
  padding: 0 2rem 6rem;
}

.post-body section {
  padding: 3.2rem 0;
  border-top: 1px solid var(--border);
}

.post-body h2 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  line-height: 1.2;
  color: var(--text-bright);
  letter-spacing: -0.015em;
  margin-bottom: 1.8rem;
}

.post-cta {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}

.post-cta a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.77rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45,212,191,0.3);
  transition: color 0.15s, border-color 0.15s;
}

.post-cta a:hover { color: var(--text-bright); border-color: rgba(45,212,191,0.7); }

/* ── Footer ────────────────────────────────────────────────────────────────── */

footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
}

.footer-inner {
  max-width: 940px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.footer-col-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.67rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.9rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-links a:hover { color: var(--text); }
.footer-links a.hl    { color: var(--cyan); }
.footer-links a.hl:hover { color: var(--text-bright); }

.footer-byline {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.67rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  margin-top: 1rem;
}

.footer-socials a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.15s;
  display: inline-flex;
}

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

/* ── Animations ────────────────────────────────────────────────────────────── */

@keyframes riseIn {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Responsive ────────────────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .results         { grid-template-columns: 1fr; }
  .project-grid    { grid-template-columns: 1fr; }
  .footer-inner    { grid-template-columns: 1fr; gap: 1.5rem; }
  .viz-status      { gap: 1.5rem; }
}