:root { --bg: #fdf6f9; --fg: #2b2230; --accent: #d6457a; --muted: #7a6a80; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #17121b; --fg: #f3e9f5; --accent: #ff7aa8; --muted: #a998ae; }
}
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh; display: grid; place-items: center;
  background: var(--bg); color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  padding: 3rem 16px;
}
main { max-width: 32rem; text-align: center; }
h1 { font-size: clamp(2rem, 8vw, 3.25rem); margin: 0 0 .25em; }
h1 span { color: var(--accent); }
.logo {
  display: block; width: min(100%, 22rem); height: auto; margin: 0 auto;
  border-radius: 28px;
}

.secret { cursor: default; }
.site-footer {
  max-width: 36rem; margin: 3rem auto 0; text-align: center;
  font-size: .75rem; color: var(--muted); line-height: 1.5;
}
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent); }

/* Section pages: mini logo in the top-left corner, links home */
body.section { padding-top: 6rem; }
.corner-logo {
  position: absolute; top: 16px; left: 16px; z-index: 10;
  display: block; width: 64px; height: 64px;
}
.corner-logo img { width: 100%; height: 100%; border-radius: 16px; display: block; }
.corner-logo:hover img { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Lab page */
main.lab { max-width: 52rem; }
.lab > p { max-width: 36rem; margin-left: auto; margin-right: auto; }
.lab strong { color: var(--fg); }
.tabs { display: flex; gap: .5rem; justify-content: center; flex-wrap: wrap; margin: 2rem 0 1.5rem; }
.tabs a, .tabs button {
  color: var(--fg); text-decoration: none; padding: .45em 1.1em; border-radius: 999px;
  border: 2px solid color-mix(in srgb, var(--accent) 40%, transparent);
  background: none; font: inherit; cursor: pointer;
}
.tabs a:hover, .tabs button:hover { border-color: var(--accent); }
.tabs [aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: var(--bg); }
.lesson-tabs { justify-content: flex-start; margin: 1rem 0; }
.lesson-tabs button { font-size: .85rem; padding: .35em .9em; }
.lessons.tabbed summary { display: none; }
.lessons.tabbed details { border-color: var(--accent); }
.lessons.tabbed details > :first-of-type { margin-top: 0; }
.panel > p { max-width: 36rem; margin: 0 auto 1.5rem; }
.cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1rem; text-align: left;
}
.card {
  padding: 1.25rem; border-radius: 20px;
  border: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
}
.card h2 { margin: 0 0 .5rem; font-size: 1.15rem; }
.card .role { margin: -.25rem 0 .75rem; color: var(--accent); font-size: .9rem; }
.card ul { margin: 0; padding-left: 1.1rem; color: var(--fg); line-height: 1.7; font-size: .95rem; }
.card .note { margin: .75rem 0 0; font-size: .85rem; }
.stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.stat {
  display: flex; flex-direction: column; gap: .25rem; padding: 1rem 1.25rem; border-radius: 20px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}
.stat .label { color: var(--muted); font-size: .85rem; }
.stat .value { font-size: 1.75rem; font-weight: 600; }
.stats-status { margin: 1rem 0 0; font-size: .85rem; text-align: center; }
p { color: var(--muted); line-height: 1.6; }
nav { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; margin-top: 1.5rem; }
nav a {
  color: var(--fg); text-decoration: none; padding: .5em 1em;
  border: 2px solid var(--accent); border-radius: 999px;
}
nav a:hover { background: var(--accent); color: var(--bg); }

/* About page */
.about { text-align: left; }
.about p { margin: 0 0 .75rem; }
.about h2 { margin: 1.75rem 0 .5rem; font-size: 1.2rem; color: var(--accent); }
.about strong { color: var(--fg); }
.goals { margin: 0 0 .75rem; padding-left: 1.2rem; color: var(--muted); line-height: 1.6; }
.goals li { margin-bottom: .4rem; }

/* About me page */
main.about-pop { max-width: 52rem; width: 100%; text-align: left; }
.hero {
  position: relative; display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem;
  padding: 1.75rem; border-radius: 28px; overflow: hidden;
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--accent) 28%, transparent),
    color-mix(in srgb, #8b7cf6 22%, transparent) 60%,
    color-mix(in srgb, #4fd1c5 18%, transparent));
  border: 2px solid color-mix(in srgb, var(--accent) 45%, transparent);
}
.hero-logo { width: 96px; height: 96px; border-radius: 22px; flex: none; }
.trans-hero {
  background: linear-gradient(135deg,
    color-mix(in srgb, #5bcefa 30%, transparent),
    color-mix(in srgb, #f5a9b8 30%, transparent) 50%,
    color-mix(in srgb, #ffffff 12%, transparent));
  border-color: color-mix(in srgb, #5bcefa 45%, transparent);
}
.about-pop > p { color: var(--muted); }
.region-note {
  margin: 0 0 1rem; padding: 1rem 1.25rem; border-radius: 16px; color: var(--muted);
  background: color-mix(in srgb, #5bcefa 12%, transparent);
  border: 2px solid color-mix(in srgb, #5bcefa 45%, transparent);
}
.region-note strong { display: block; color: var(--fg); margin-bottom: .25rem; }
.region-note a { color: var(--accent); }
.about-pop .card.rig { text-align: left; }
.card.rig h2 { margin: 0 0 .25rem; font-size: 1.15rem; display: flex; align-items: center; gap: .5rem; }
.card.rig strong { color: var(--fg); }
.about-pop > p strong { color: var(--accent); }
.about-pop > p.joke { font-style: italic; margin-top: -.25rem; }
.about-pop > p.joke em { color: var(--accent); }
.about-pop .goals a, .about-pop .panel a { color: var(--accent); }
.fact-groups .facts h3 { font-size: .98rem; }
.hero .hello { margin: 0; font-size: 1rem; }
.hero h1 { margin: 0; font-size: clamp(2.4rem, 9vw, 3.5rem); line-height: 1.05; }
.hero .formal { margin: .25rem 0 0; font-size: .9rem; font-style: italic; }
.shine {
  background: linear-gradient(90deg, var(--accent), #8b7cf6, #4fd1c5, var(--accent));
  background-size: 300% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shine 8s linear infinite;
}
@keyframes shine { to { background-position: 300% 0; } }
.chips { flex-basis: 100%; display: flex; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 0; list-style: none; }
.chips li {
  padding: .35em .85em; border-radius: 999px; font-size: .9rem; color: var(--fg);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
}
.panel-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem; margin: 1.5rem 0 0;
}
.panel {
  padding: 1.25rem 1.4rem; border-radius: 22px;
  border: 2px solid color-mix(in srgb, var(--accent) 28%, transparent);
  transition: transform .2s, border-color .2s;
}
.panel:hover { transform: translateY(-3px); border-color: var(--accent); }
.panel h2 { margin: 0 0 .5rem; font-size: 1.15rem; display: flex; align-items: center; gap: .5rem; }
.panel p { margin: 0 0 .6rem; }
.icon {
  display: inline-grid; place-items: center; width: 2rem; height: 2rem; border-radius: 10px;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
}
.big-line { font-size: 1.1rem; font-weight: 600; color: var(--fg); }
.fr { color: var(--accent); font-style: italic; }
.section-title { margin: 2.25rem 0 1rem; font-size: 1.4rem; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: .85rem; }
.tile {
  display: flex; flex-direction: column; gap: .35rem; padding: 1.1rem; border-radius: 20px;
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  transition: transform .2s, background .2s;
}
.tile:hover { transform: translateY(-3px) rotate(-.5deg); background: color-mix(in srgb, var(--accent) 16%, transparent); }
.tile-icon { font-size: 1.8rem; }
.tile strong { color: var(--fg); }
.tile span:last-child { color: var(--muted); font-size: .9rem; line-height: 1.5; }
.tile a { color: var(--accent); }
.fact-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr)); gap: 1rem; }
.facts { margin: 0; padding: 1.1rem 1.4rem; border-radius: 22px;
  border: 2px dashed color-mix(in srgb, var(--accent) 40%, transparent); }
.facts h3 { margin: 0 0 .35rem; font-size: 1.05rem; color: var(--fg); }
.facts ul { margin: 0; padding: 0; list-style: none; }
.facts li { padding: .4rem 0; color: var(--muted); line-height: 1.5; font-size: .93rem; }
.facts li + li { border-top: 1px solid color-mix(in srgb, var(--accent) 15%, transparent); }
.facts em { color: var(--accent); }
.fact-groups .pop-in:nth-child(2) { animation-delay: .08s; }
.fact-groups .pop-in:nth-child(3) { animation-delay: .16s; }
.fact-groups .pop-in:nth-child(4) { animation-delay: .24s; }
.signoff { margin: 2rem 0 1rem; text-align: center; font-size: 1.1rem; color: var(--fg); }
.about-pop .tags { justify-content: center; }
.pop-in { animation: pop-in .6s ease-out both; }
.panel-grid .pop-in:nth-child(2), .tiles .pop-in:nth-child(2) { animation-delay: .08s; }
.panel-grid .pop-in:nth-child(3), .tiles .pop-in:nth-child(3) { animation-delay: .16s; }
.tiles .pop-in:nth-child(4) { animation-delay: .24s; }
.tiles .pop-in:nth-child(5) { animation-delay: .32s; }
@keyframes pop-in { from { opacity: 0; transform: translateY(12px); } }
@media (prefers-reduced-motion: reduce) {
  .pop-in, .shine { animation: none; }
  .panel, .tile { transition: none; }
}

/* After Dark (18+) page */
.gate { max-width: 28rem; }
[hidden] { display: none !important; }
.disclaimer {
  margin: 1rem 0 0; padding: 1rem 1.25rem; border-radius: 20px;
  border: 2px solid var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent);
}
.disclaimer strong { display: block; margin-bottom: .5rem; color: var(--accent); }
.disclaimer ul { margin: 0; padding-left: 1.1rem; color: var(--muted); line-height: 1.6; font-size: .95rem; }
.tags.limits li { background: color-mix(in srgb, #e5484d 20%, transparent); }
.fineprint { font-size: .85rem; font-style: italic; }
.about h2.part {
  margin-top: 3rem; padding-top: 1.5rem; font-size: 1.6rem; color: var(--fg);
  border-top: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
}
.about h2.part span { color: var(--accent); }
.why-kink {
  margin: 0 0 1.25rem; padding: 1.1rem 1.4rem; border-radius: 0 20px 20px 0;
  border-left: 4px solid var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}
.why-kink p:last-child { margin-bottom: 0; }
.about p a { color: var(--accent); }
.why-kink strong { color: var(--accent); }
.adults-only {
  margin: 0 0 1.5rem; padding: 1rem 1.25rem; border-radius: 16px; color: var(--muted);
  background: color-mix(in srgb, #e5484d 12%, transparent);
  border: 2px solid color-mix(in srgb, #e5484d 45%, transparent);
}
.adults-only strong { display: block; color: var(--fg); margin-bottom: .25rem; }
.cards.kinks { margin-bottom: 1rem; }
.image-warning {
  margin: 0 0 1.5rem; padding: 1rem 1.25rem; border-radius: 16px; color: var(--muted);
  background: color-mix(in srgb, #f5a623 12%, transparent);
  border: 2px solid color-mix(in srgb, #f5a623 45%, transparent);
}
.image-warning strong { display: block; color: var(--fg); margin-bottom: .25rem; }
figure.veiled { position: relative; cursor: pointer; }
figure.veiled img { filter: blur(22px) brightness(.6); transform: scale(1.02); }
figure.veiled::after {
  content: "Tap to reveal"; position: absolute; left: 50%; top: 40%; transform: translate(-50%, -50%);
  padding: .35em .9em; border-radius: 999px; font-size: .8rem; white-space: nowrap;
  background: var(--accent); color: var(--bg); pointer-events: none;
}
figure.veiled figcaption { visibility: hidden; }
.banner, .kinks figure { overflow: hidden; border-radius: 12px; }
.kinks .card h3 { margin: 0 0 .5rem; font-size: 1.05rem; color: var(--fg); }
.kinks .card p { margin: 0 0 .6rem; font-size: .92rem; }
.kinks .card .safe { margin: 0; font-size: .85rem; }
.kinks .card .source { font-size: .8rem; font-style: italic; }
.primer {
  margin: 0 0 2rem; padding: 1.25rem 1.5rem; border-radius: 20px;
  border: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
}
.primer h3 { margin: 0 0 .5rem; font-size: 1.15rem; color: var(--fg); }
.primer dl { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1rem; margin: 1rem 0; }
.primer dt { font-weight: 600; color: var(--accent); }
.primer dd { margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.5; }
.primer strong { color: var(--fg); }
@media (max-width: 520px) {
  .primer dl { grid-template-columns: 1fr; gap: .1rem; }
  .primer dd { margin-bottom: .5rem; }
}
.cards.kinks { align-items: start; }
.badge {
  display: inline-block; margin-left: .35rem; padding: .1em .55em; border-radius: 999px;
  font-size: .7rem; font-weight: 600; vertical-align: middle; white-space: nowrap;
}
.badge.love { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--fg); }
.badge.curious { background: color-mix(in srgb, #8b7cf6 25%, transparent); color: var(--fg); }
.legend { font-size: .85rem; margin: 0 0 1rem; }
.legend .badge { margin-left: 0; }
.card-toggle .badge { margin-left: auto; }
.card-toggle {
  all: unset; box-sizing: border-box; width: 100%; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: .5rem;
}
.card-toggle::after { content: "▾"; color: var(--accent); transition: transform .2s; }
.card-toggle[aria-expanded="false"]::after { transform: rotate(-90deg); }
.card-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 6px; }
.kinks .card.collapsed h3 { margin-bottom: 0; }
.kinks .card.collapsed .card-body { display: none; }
.kinks .card:not(.collapsed) { border-color: var(--accent); }
.kinks .more { margin: 0 0 .75rem; }
.kinks .more summary {
  cursor: pointer; font-size: .85rem; font-weight: 600; color: var(--accent);
}
.kinks .more p { font-size: .88rem; margin: .5rem 0 0; }
.kinks .more strong { color: var(--fg); }
.kinks .card .source a { color: var(--accent); }
.kinks figure { margin: 0 0 .75rem; }
.kinks figure img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 12px; display: block; }
.kinks figcaption, .banner figcaption { font-size: .7rem; color: var(--muted); margin-top: .25rem; }
.kinks figcaption a, .banner figcaption a { color: var(--muted); }
.kinks figure.flag img { aspect-ratio: auto; width: 6rem; border-radius: 6px; }
.banner { margin: 0 0 1.5rem; }
.banner img { width: 100%; max-height: 22rem; object-fit: cover; border-radius: 16px; display: block; }
.lessons { display: flex; flex-direction: column; gap: .75rem; margin-top: 1rem; }
.lessons details {
  border-radius: 16px; padding: .85rem 1.1rem;
  border: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
}
.lessons details[open] { border-color: var(--accent); }
.lessons summary { cursor: pointer; font-weight: 600; color: var(--fg); }
.lessons details p, .lessons details ul { margin: .75rem 0 0; color: var(--muted); line-height: 1.6; font-size: .95rem; }
.lessons details ul { padding-left: 1.1rem; }
.lessons strong, .lessons em { color: var(--fg); }
.lessons ul.acronym { list-style: none; padding-left: 0; display: flex; flex-direction: column; gap: .5rem; }
.acronym li { display: flex; align-items: flex-start; gap: .75rem; }
.acronym .letter {
  flex: none; width: 2rem; height: 2rem; border-radius: 10px;
  display: grid; place-items: center; font-weight: 700; font-size: 1.1rem;
  background: var(--accent); color: var(--bg);
}
.acronym li div { padding-top: .2rem; }
.tags { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1rem 0 0; padding: 0; list-style: none; }
.tags li {
  font-size: .85rem; padding: .25em .75em; border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 15%, transparent);
}