:root {
  --gold: #ffb800;
  --gold-dim: #d4a012;
  --bg: #050507;
  --bg-surface: #0a0a0d;
  --text: #e8e4dc;
  --text-dim: #8a8578;
  --text-bright: #f5f2eb;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Inter', -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 18px;
  scrollbar-width: none;
}
html::-webkit-scrollbar { display: none; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--gold);
  color: var(--bg);
}

/* ── Language switcher ── */
.lang-switch {
  position: fixed;
  top: 2rem;
  right: 2rem;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.15rem;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-family: var(--sans);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.35rem 0;
  cursor: pointer;
  transition: color 0.4s ease, opacity 0.4s ease;
  opacity: 0.4;
}
.lang-btn:hover { color: var(--text); opacity: 0.7; }
.lang-btn.active {
  color: var(--gold);
  opacity: 1;
  font-weight: 500;
}
.lang-btn .source-dot {
  color: var(--gold);
  font-size: 0.5rem;
  vertical-align: super;
  margin-left: 0.15rem;
}

/* ── Navigation ── */
.nav-q {
  position: fixed;
  top: 2rem;
  left: 2rem;
  z-index: 100;
  text-decoration: none;
  animation: calm-glow 8s ease-in-out infinite;
}
.nav-q svg {
  display: block;
  width: 44px;
  height: 44px;
}

/* Sperm tail undulation */
@keyframes tail-wave {
  0%   { d: path("M 108 80 C 120 74, 128 86, 140 80"); }
  50%  { d: path("M 108 80 C 120 86, 128 74, 140 80"); }
  100% { d: path("M 108 80 C 120 74, 128 86, 140 80"); }
}
@keyframes sperm-approach {
  0%, 100% { transform: translateX(0); }
  50%      { transform: translateX(-1.5px); }
}
.nav-q .sperm-group { animation: sperm-approach 8s ease-in-out infinite; }
.nav-q .sperm-tail  { animation: tail-wave 2.4s ease-in-out infinite; }

@keyframes calm-glow {
  0%, 100% {
    opacity: 0.7;
    filter: drop-shadow(0 0 6px rgba(255, 184, 0, 0.15));
  }
  50% {
    opacity: 1;
    filter: drop-shadow(0 0 20px rgba(255, 184, 0, 0.35));
  }
}

/* ── Section label ── */
.section-label {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 2rem;
}

/* ── Divider star ── */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 3rem auto;
  max-width: 640px;
  padding: 0 2rem;
}

.divider-star {
  display: block;
  width: 48px;
  height: 24px;
  position: relative;
}

.divider-star::before {
  content: '';
  position: absolute;
  top: calc(50% - 0.5px);
  left: 0;
  width: 100%;
  height: 1px;
  background-image: linear-gradient(90deg, transparent, rgba(255, 184, 0, 0.8) 30%, rgba(255, 184, 0, 1) 50%, rgba(255, 184, 0, 0.8) 70%, transparent);
  box-shadow: 0 0 6px rgba(255, 184, 0, 0.25);
  animation: star-twinkle-a 4s ease-in-out infinite;
}

.divider-star::after {
  content: '';
  position: absolute;
  left: calc(50% - 0.5px);
  top: 0;
  width: 1px;
  height: 100%;
  background-image: linear-gradient(to bottom, transparent, rgba(255, 184, 0, 0.8) 30%, rgba(255, 184, 0, 1) 50%, rgba(255, 184, 0, 0.8) 70%, transparent);
  box-shadow: 0 0 6px rgba(255, 184, 0, 0.25);
  animation: star-twinkle-b 5.3s ease-in-out infinite;
}

@keyframes star-twinkle-a {
  0%, 100% { opacity: 0.50; }
  12%      { opacity: 0.70; }
  28%      { opacity: 0.45; }
  45%      { opacity: 0.80; }
  62%      { opacity: 0.50; }
  78%      { opacity: 0.65; }
}

@keyframes star-twinkle-b {
  0%, 100% { opacity: 0.45; }
  18%      { opacity: 0.65; }
  35%      { opacity: 0.40; }
  52%      { opacity: 0.75; }
  68%      { opacity: 0.45; }
  85%      { opacity: 0.60; }
}

/* ── Molten reveal ── */
.molten-reveal {
  opacity: 0;
  transform: scale(0.97) translateY(12px);
  filter: blur(4px);
  transition: opacity 0.6s ease, transform 0.6s ease, filter 0.6s ease;
}
.molten-reveal.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
  filter: blur(0);
}

/* ── Post body (Garamond for the soul) ── */
.post-body {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.05rem;
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: var(--text);
}
.post-body p { margin-bottom: 1.5rem; }
.post-body a { color: var(--gold); text-decoration: none; border-bottom: 1px solid rgba(255,184,0,0.3); }
.post-body a:hover { border-color: var(--gold); }
.post-body audio { width: 100%; margin: 1.5rem 0; }

/* ── Paper card (shadow-cosmic) ── */
.paper-card {
  background: transparent;
  border: none;
  padding: 2rem 2.2rem;
  margin: 1.5rem 0;
  transition: box-shadow 0.5s ease, transform 0.3s ease;
  box-shadow:
    0 0 20px rgba(255, 184, 0, 0.03),
    inset 0 0 30px rgba(255, 184, 0, 0.02);
  border-radius: 8px;
  text-decoration: none;
  display: block;
  color: inherit;
}
.paper-card:hover {
  box-shadow:
    0 0 30px rgba(255, 184, 0, 0.08),
    0 0 60px rgba(255, 184, 0, 0.04),
    inset 0 0 40px rgba(255, 184, 0, 0.04);
  transform: translateY(-2px);
}
.paper-card h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.2rem;
  color: var(--text-bright);
  line-height: 1.35;
  margin-bottom: 0.6rem;
}
.paper-card .card-date {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.6rem;
  letter-spacing: 0.03em;
}
.paper-card .card-excerpt {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ── Notebook pillars ── */
.pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin: 3rem 0;
}
.pillar {
  background: transparent;
  border: none;
  padding: 2rem 2.2rem;
  border-radius: 8px;
  transition: background 0.4s ease, box-shadow 0.4s ease, transform 0.3s ease;
  text-decoration: none;
  color: inherit;
  display: block;
}
.pillar:hover {
  background: rgba(255, 184, 0, 0.03);
  box-shadow: inset 0 0 30px rgba(255, 184, 0, 0.04);
  transform: translateY(-2px);
}
.pillar h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--text-bright);
  margin-bottom: 0.5rem;
}
.pillar .pillar-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}
.pillar .pillar-count {
  font-size: 0.72rem;
  color: var(--gold);
  opacity: 0.6;
  letter-spacing: 0.06em;
}

/* ── Source signal ── */
.source-signal {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-style: italic;
  color: var(--text-dim);
  opacity: 0.6;
  margin-bottom: 2.5rem;
  letter-spacing: 0.02em;
}

/* ── Post navigation ── */
.post-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 3rem;
  padding-top: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.post-nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  transition: color 0.3s;
}
.post-nav a:hover { color: var(--gold); }

.back-links {
  display: flex;
  gap: 2rem;
  margin-top: 1.5rem;
}
.back-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  transition: color 0.3s;
}
.back-links a:hover { color: var(--gold); }

/* ── Tags ── */
.tags {
  margin-top: 2rem;
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.03em;
  font-style: italic;
}

/* ── Footer ── */
footer {
  text-align: center;
  padding: 4rem 2rem;
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}
footer .closing {
  font-family: var(--serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0.6;
  margin-bottom: 2rem;
}
footer .author-name {
  font-family: var(--serif);
  font-size: 0.85rem;
  color: var(--text-dim);
  opacity: 0.5;
  margin-bottom: 1rem;
  letter-spacing: 0.08em;
}

/* ── Year divider ── */
.year-label {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--text-dim);
  opacity: 0.4;
  margin: 3rem 0 1.5rem 0;
  letter-spacing: 0.08em;
}

/* ── Layout ── */
.page-wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 8rem 2rem 4rem;
}

h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  color: var(--text-bright);
  line-height: 1.25;
  margin-bottom: 2rem;
}

p { margin-bottom: 1.4rem; color: var(--text); }
p.dim { color: var(--text-dim); }

/* ── Language system ── */
[data-lang] { display: none; }
[data-lang].active-lang { display: block; }

/* ── Letter stanza ── */
.stanza {
  margin: 2rem 0;
  line-height: 2;
}

/* ── Subscribe form ── */
.subscribe-box {
  margin: 3rem 0;
  padding: 2rem 0;
  border-top: 1px solid rgba(255, 184, 0, 0.1);
}
.subscribe-box .subscribe-label {
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0.6;
  margin-bottom: 1rem;
}
.subscribe-box form {
  display: flex;
  gap: 0.8rem;
  max-width: 400px;
}
.subscribe-box input[type="email"] {
  flex: 1;
  background: transparent;
  border: 1px solid rgba(255, 184, 0, 0.25);
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.85rem;
  padding: 0.6rem 1rem;
  border-radius: 4px;
  outline: none;
  transition: border-color 0.3s;
}
.subscribe-box input[type="email"]:focus {
  border-color: var(--gold);
}
.subscribe-box input[type="email"]::placeholder {
  color: var(--text-dim);
  opacity: 0.5;
}
.subscribe-box button {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.6rem 1.4rem;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}
.subscribe-box button:hover {
  background: var(--gold);
  color: var(--bg);
}
.subscribe-box .subscribe-note {
  font-size: 0.7rem;
  color: var(--text-dim);
  opacity: 0.5;
  margin-top: 0.8rem;
}

/* ── Responsive ── */
@media (min-width: 640px) {
  .pillars { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .page-wrap { padding: 6rem 1.5rem 3rem; }
  .nav-q { top: 1rem; left: 1rem; }
  .lang-switch { top: 1rem; right: 1rem; }
  .subscribe-box form { flex-direction: column; }
}