/* ===== AUTONOMIC DRAMA — DYSAUTONOMIA RESEARCH REGISTRY ===== */
/* Design: faithful to original — white, compact, Georgia serif, hairline borders */

/* ---- TOKENS ---- */
:root {
  --bg:        #ffffff;
  --bg-card:   #ffffff;
  --accent:    #5B3FA6;
  --text:      #1A1A1A;
  --muted:     #6B6B6B;
  --border:    #E8E8E8;
  --max:       760px;
}

/* ---- PARTY MODE ---- */
html.party-mode {
  --bg:      #F2EEFA;
  --bg-card: #F2EEFA;
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--text);
  background: var(--bg);
  font-size: 17px;
  transition: background 0.25s;
}
a { cursor: pointer; text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ---- WRAPPER ---- */
.wrap { max-width: var(--max); margin: 0 auto; }

/* ---- HEADER ---- */
.hdr {
  padding: 2rem 1.5rem 1.25rem;
  text-align: center;
  background: var(--bg);
  transition: background 0.25s;
}

.hdr-logo {
  width: 88px;
  height: 88px;
  border-radius: 14px;
  margin: 0 auto 0.65rem;
  object-fit: contain;
}

/* ---- DIVIDERS ---- */
hr.div { border: none; border-top: 1px solid var(--border); margin: 0; }

/* ---- NAV ---- */
.nav {
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 0.85rem 1.5rem;
  flex-wrap: wrap;
  position: relative;
  background: var(--bg);
  transition: background 0.25s;
}

.nav a {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav a.active {
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
}

.nav a:hover { color: var(--accent); }

/* Party mode toggle */
#party-mode-btn {
  position: absolute;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.25rem 0.85rem;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--muted);
  line-height: 1.6;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  white-space: nowrap;
}

#party-mode-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

#party-mode-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ---- INTRO / HERO ---- */
.intro {
  padding: 2rem 1.5rem 1.5rem;
  text-align: center;
  background: var(--bg);
  transition: background 0.25s;
}

.intro p {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.92rem;
  color: var(--muted);
  max-width: 460px;
  margin: 0 auto 1.5rem;
  line-height: 1.75;
}

/* ---- EMAIL OPTIN ---- */
.optin {
  display: flex;
  max-width: 420px;
  margin: 0 auto 1.25rem;
  border: 1px solid var(--text);
}

.optin input {
  flex: 1;
  border: none;
  padding: 0.6rem 1rem;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.82rem;
  background: var(--bg-card);
  color: var(--text);
  outline: none;
  transition: background 0.25s;
}

.optin input::placeholder { color: #aaa; }

.optin button {
  background: var(--text);
  color: #fff;
  border: none;
  padding: 0.6rem 1.1rem;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
}

.optin button:hover { background: var(--accent); }

/* ---- SECTION LABEL ---- */
.section-label {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 1.5rem 1.5rem 0.75rem;
}

/* ---- FEATURED GRID ---- */
.featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: var(--border);
  margin: 0 1.5rem;
}

.feat-card {
  background: var(--bg-card);
  padding: 1.25rem;
  text-decoration: none;
  display: block;
  transition: background 0.25s;
}

.feat-card:hover .feat-title { color: var(--accent); }

.feat-tag {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.6rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.feat-title {
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.feat-exc {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.55;
}

/* ---- ARTICLE FEED ---- */
.feed-section { padding: 0 1.5rem 2rem; }

.post-row {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}

.post-row:first-child { border-top: 1px solid var(--border); }

.cat-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 6px;
  vertical-align: middle;
}

.cat-label {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.post-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0.4rem 0 0.45rem;
  color: var(--text);
  transition: color 0.15s;
}

.post-title:hover { color: var(--accent); }

.post-exc {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 0.65rem;
}

.more-btn {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  border-bottom: 1px solid var(--text);
  padding-bottom: 1px;
  display: inline-block;
  transition: color 0.15s, border-color 0.15s;
}

.more-btn:hover { color: var(--accent); border-color: var(--accent); }

/* ---- ARCHIVE / RESEARCH INDEX ---- */
.arch-hdr { padding: 1.75rem 1.5rem 0.5rem; }

.arch-hdr h2 {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
  margin-bottom: 0.25rem;
}

.arch-hdr p {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.82rem;
  color: var(--muted);
}

.search-wrap { padding: 0.75rem 1.5rem 0; }

.search-input {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 0;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.88rem;
  color: var(--text);
  outline: none;
  background: transparent;
}

.search-input::placeholder { color: #aaa; }
.search-input:focus { border-bottom-color: var(--accent); }

.search-count {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.72rem;
  color: var(--muted);
  padding: 0.4rem 1.5rem 0;
}

.cat-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0.75rem 1.5rem 1rem;
}

.cpill {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.28rem 0.75rem;
  border: 1px solid #ddd;
  color: var(--muted);
  cursor: pointer;
  background: none;
  transition: all 0.15s;
}

.cpill.on { background: var(--text); color: #fff; border-color: var(--text); }
.cpill:hover { border-color: var(--accent); color: var(--accent); }

.no-results {
  padding: 2rem 0;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---- ARTICLE SINGLE ---- */
.single {
  padding: 2rem 1.5rem 3rem;
  max-width: 640px;
  background: var(--bg);
  transition: background 0.25s;
}

.back-btn {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
  display: inline-block;
}

.back-btn:hover { color: var(--accent); }

.s-cat {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.single h1 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1.75rem;
}

.single-body { font-size: 0.97rem; line-height: 1.82; }
.single-body p { margin-bottom: 1.1rem; }

.single-body h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 1.75rem 0 0.6rem;
  line-height: 1.3;
}

.single-body a {
  color: var(--accent);
  border-bottom: 1px dotted var(--accent);
}

.single-body a:hover { opacity: 0.75; }

/* Source block */
.src-block {
  margin-top: 2rem;
  padding: 1.25rem;
  border: 1px solid var(--border);
}

.src-label {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.62rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.src-author {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
}

.src-journal {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.8rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 0.65rem;
}

.src-link {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  padding-bottom: 1px;
}

.src-link:hover { opacity: 0.7; }

/* Reading progress bar */
#reading-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: var(--accent);
  z-index: 1000;
  transition: width 0.1s linear;
}

/* ---- SIMPLE PAGES (about, contact) ---- */
.page-body {
  padding: 2rem 1.5rem 3rem;
  max-width: 580px;
}

.page-body h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.page-body h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 2rem 0 0.6rem;
}

.page-body p {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--muted);
  margin-bottom: 1rem;
}

.page-body a { color: var(--accent); border-bottom: 1px solid var(--accent); }

.page-body label {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 0.35rem;
  margin-top: 1rem;
}

.page-body input,
.page-body textarea {
  width: 100%;
  border: 1px solid #ddd;
  padding: 0.6rem 0.85rem;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.85rem;
  color: var(--text);
  outline: none;
  resize: vertical;
  background: var(--bg-card);
  transition: background 0.25s;
}

.page-body textarea { height: 110px; }
.page-body input:focus,
.page-body textarea:focus { border-color: var(--accent); }

.submit-btn {
  margin-top: 1.25rem;
  background: var(--text);
  color: #fff;
  border: none;
  padding: 0.65rem 1.5rem;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.submit-btn:hover { background: var(--accent); }

/* ---- FOOTER ---- */
.ftr {
  padding: 1.5rem;
  text-align: center;
  border-top: 1px solid var(--border);
}

.ftr p {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.7rem;
  color: var(--muted);
}

.ftr a { color: var(--accent); }

/* ---- BREADCRUMB ---- */
.breadcrumb {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.68rem;
  color: var(--muted);
  padding: 1rem 1.5rem 0;
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }

/* ---- RESPONSIVE ---- */
@media (max-width: 560px) {
  .featured-grid { grid-template-columns: 1fr; }
  #party-mode-btn { position: static; margin-left: auto; transform: none; }
  .nav { padding-right: 1rem; }
}