:root {
  --bg-main: radial-gradient(circle at 20% 20%, #1f2937 0%, #0f172a 45%, #020617 100%);
  --text-main: #e2e8f0;
  --text-muted: #cbd5e1;
  --text-subtle: #94a3b8;
  --surface-card: rgba(15, 23, 42, 0.85);
  --surface-soft: #0f172a;
  --surface-soft-alt: #0b1220;
  --surface-accent: #111827;
  --border-main: #334155;
  --border-soft: #475569;
  --link-main: #93c5fd;
  --btn-border: #3b82f6;
  --btn-bg: linear-gradient(135deg, #2563eb, #3b82f6);
  --btn-text: #ffffff;
  --btn-secondary-bg: #1e293b;
  --btn-secondary-border: #475569;
  --shadow-main: 0 10px 30px rgba(2, 6, 23, 0.35);
  --highlight-bg: rgba(251, 191, 36, 0.35);
  --highlight-color: #fcd34d;
  --accent: var(--btn-border);
  color-scheme: dark;
}
/* --- Warm theme (amber / brown) --- */
:root[data-css-theme="warm"] {
  --bg-main: radial-gradient(circle at 20% 20%, #292017 0%, #1a1108 45%, #0d0903 100%);
  --surface-card: rgba(26, 17, 8, 0.85);
  --surface-soft: #1a1108;
  --surface-soft-alt: #140d06;
  --surface-accent: #1f1610;
  --border-main: #4a3728;
  --border-soft: #6b5340;
  --link-main: #fbbf24;
  --btn-border: #d97706;
  --btn-bg: linear-gradient(135deg, #b45309, #d97706);
  --highlight-bg: rgba(251, 191, 36, 0.35);
  --highlight-color: #fbbf24;
}
/* --- Forest theme (deep green) --- */
:root[data-css-theme="forest"] {
  --bg-main: radial-gradient(circle at 20% 20%, #14261a 0%, #0a1a0f 45%, #030d06 100%);
  --surface-card: rgba(10, 26, 15, 0.85);
  --surface-soft: #0a1a0f;
  --surface-soft-alt: #07130a;
  --surface-accent: #0f1f14;
  --border-main: #2d4a36;
  --border-soft: #436b4f;
  --link-main: #6ee7b7;
  --btn-border: #059669;
  --btn-bg: linear-gradient(135deg, #047857, #059669);
  --highlight-bg: rgba(52, 211, 153, 0.3);
  --highlight-color: #6ee7b7;
}
/* --- Rose theme (pink / burgundy) --- */
:root[data-css-theme="rose"] {
  --bg-main: radial-gradient(circle at 20% 20%, #2a1520 0%, #1a0b14 45%, #0d0509 100%);
  --surface-card: rgba(26, 11, 20, 0.85);
  --surface-soft: #1a0b14;
  --surface-soft-alt: #140810;
  --surface-accent: #1f1019;
  --border-main: #4a2840;
  --border-soft: #6b3d5a;
  --link-main: #f9a8d4;
  --btn-border: #db2777;
  --btn-bg: linear-gradient(135deg, #be185d, #db2777);
  --highlight-bg: rgba(244, 114, 182, 0.3);
  --highlight-color: #f9a8d4;
}
/* --- Ocean theme (teal / cyan) --- */
:root[data-css-theme="ocean"] {
  --bg-main: radial-gradient(circle at 20% 20%, #0f2630 0%, #081a22 45%, #030e14 100%);
  --surface-card: rgba(8, 26, 34, 0.85);
  --surface-soft: #081a22;
  --surface-soft-alt: #05131a;
  --surface-accent: #0c1f28;
  --border-main: #1e4d5e;
  --border-soft: #2e7080;
  --link-main: #67e8f9;
  --btn-border: #0891b2;
  --btn-bg: linear-gradient(135deg, #0e7490, #0891b2);
  --highlight-bg: rgba(34, 211, 238, 0.3);
  --highlight-color: #67e8f9;
}
/* --- Vintage theme (sepia / parchment) --- */
:root[data-css-theme="vintage"] {
  --bg-main: radial-gradient(circle at 20% 20%, #2a2520 0%, #1c1812 45%, #100e09 100%);
  --text-main: #d8ccb4;
  --text-muted: #c4b89e;
  --text-subtle: #9e9280;
  --surface-card: rgba(28, 24, 18, 0.85);
  --surface-soft: #1c1812;
  --surface-soft-alt: #16130e;
  --surface-accent: #22201a;
  --border-main: #4a4232;
  --border-soft: #6b6050;
  --link-main: #d4a76a;
  --btn-border: #a67c52;
  --btn-bg: linear-gradient(135deg, #8b6533, #a67c52);
  --highlight-bg: rgba(212, 167, 106, 0.3);
  --highlight-color: #d4a76a;
}
* {
  box-sizing: border-box;
}
body {
  /* Inter used to head this stack but was never loaded, so every visitor
     silently fell through to the system font anyway. Named explicitly now. */
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  min-height: 100vh;
  background: var(--bg-main);
  color: var(--text-main);
}
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.25rem 1rem 2rem;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  margin-bottom: 1.25rem;
  padding: 0.35rem 0 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: space-between;
  align-items: center;
  background: color-mix(in srgb, var(--bg-main) 92%, transparent);
  backdrop-filter: blur(8px);
}
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}
.brand {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text-main);
  text-decoration: none;
  flex-shrink: 0;
}
.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.1rem;
  flex: 1;
  justify-content: center;
}
.nav a,
.nav-menu-toggle {
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.4rem 0.65rem;
  border-radius: 6px;
  font-size: 0.92rem;
  font-weight: 500;
  background: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  white-space: nowrap;
}
.nav a:hover,
.nav-menu-toggle:hover {
  color: var(--text-main);
  background: var(--surface-soft);
}
.nav a.is-active,
.nav-menu-toggle.is-active {
  color: var(--text-main);
  background: var(--surface-soft);
  box-shadow: inset 0 -2px 0 var(--link-main);
}
/* Keyboard focus ring. This used to cover only the nav, leaving every button,
   form control and content link with the UA default — which is invisible
   against the dark theme on several browsers. */
.nav a:focus-visible,
.nav-menu-toggle:focus-visible,
.nav-mobile-toggle:focus-visible,
.user-menu-toggle:focus-visible,
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
[role="button"]:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--link-main);
  outline-offset: 2px;
}
.nav-mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.4rem 0.65rem;
  border-radius: 6px;
  border: 1px solid var(--border-main);
  background: var(--surface-soft);
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
}
.nav-mobile-toggle:hover {
  color: var(--text-main);
  border-color: var(--btn-border);
}
.nav-mobile-toggle svg {
  flex-shrink: 0;
}
.nav-menu {
  position: relative;
}
.nav-menu-chevron {
  font-size: 0.7rem;
  transition: transform 0.15s ease;
  color: var(--text-subtle);
}
.nav-menu-chevron-open {
  transform: rotate(180deg);
}
.nav-menu-dropdown {
  position: absolute;
  left: 0;
  top: calc(100% + 0.35rem);
  min-width: 180px;
  background: var(--surface-soft-alt);
  border: 1px solid var(--border-main);
  border-radius: 10px;
  box-shadow: var(--shadow-main);
  padding: 0.35rem 0;
  z-index: 100;
  display: grid;
  gap: 0;
}
.nav-menu-dropdown a {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.85rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: 0;
  white-space: nowrap;
}
.nav-menu-dropdown a:hover {
  background: var(--surface-soft);
  color: var(--text-main);
}
.nav-menu-dropdown a.is-active {
  color: var(--text-main);
  background: color-mix(in srgb, var(--link-main) 12%, var(--surface-soft));
  font-weight: 600;
}
.nav-menu-label {
  padding: 0.45rem 0.85rem 0.15rem;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
}
.nav-menu-divider {
  height: 1px;
  background: var(--border-main);
  margin: 0.25rem 0;
}
.nav-account-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav-account {
  color: var(--text-subtle);
  font-size: 0.88rem;
}
.btn-sm {
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
  border-radius: 8px;
}
.user-menu {
  position: relative;
}
.user-menu-toggle {
  background: var(--surface-soft);
  border: 1px solid var(--border-main);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.user-menu-toggle:hover {
  border-color: var(--btn-border);
  color: var(--text-main);
}
.user-menu-chevron {
  font-size: 0.7rem;
  transition: transform 0.15s ease;
  color: var(--text-subtle);
}
.user-menu-chevron-open {
  transform: rotate(180deg);
}
.user-menu-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 0.35rem);
  min-width: 160px;
  background: var(--surface-soft-alt);
  border: 1px solid var(--border-main);
  border-radius: 10px;
  box-shadow: var(--shadow-main);
  padding: 0.35rem 0;
  z-index: 100;
  display: grid;
  gap: 0;
}
.user-menu-dropdown a,
.user-menu-dropdown button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.85rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  text-decoration: none;
  background: none;
  border: none;
  border-radius: 0;
  cursor: pointer;
  font-weight: 500;
}
.user-menu-dropdown a:hover,
.user-menu-dropdown button:hover {
  background: var(--surface-soft);
  color: var(--text-main);
  filter: none;
}
.user-menu-dropdown form {
  display: contents;
}
.nav-forum-link {
  position: relative;
}
.nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  margin-left: 4px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  background: #ef4444;
  color: #fff;
  vertical-align: middle;
  line-height: 1;
}
[x-cloak] {
  display: none !important;
}
.card {
  background: var(--surface-card);
  border: 1px solid var(--border-main);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--shadow-main);
}
.stack > * + * {
  margin-top: 0.95rem;
}
h1, h2, h3, h4 {
  font-family: "Cormorant Garamond", Georgia, serif;
}
h1 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
}
p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.55;
}
a {
  color: var(--link-main);
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.btn,
button {
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--btn-text);
  border-radius: 10px;
  padding: 0.55rem 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn:hover,
button:hover {
  filter: brightness(1.08);
}
.btn:disabled,
button:disabled {
  opacity: 0.7;
  cursor: wait;
}
.spinner {
  width: 0.9rem;
  height: 0.9rem;
  border: 2px solid var(--border-main);
  border-top-color: var(--btn-border);
  border-radius: 999px;
  display: inline-block;
  animation: spin 0.8s linear infinite;
  margin-left: 0.35rem;
  vertical-align: text-bottom;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.btn-primary {
  border-color: var(--btn-border);
  background: var(--btn-bg);
  color: var(--btn-text);
}
.btn-secondary {
  border-color: var(--btn-secondary-border);
  background: var(--btn-secondary-bg);
  color: var(--text-main);
}
.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin: 0 0 1rem;
  padding: 0;
  font-size: 0.85rem;
  color: var(--text-subtle);
}
.breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.breadcrumbs li + li::before {
  content: "\203A";
  color: var(--text-subtle);
}
.breadcrumbs a {
  color: var(--text-muted);
  text-decoration: none;
}
.breadcrumbs a:hover {
  color: var(--link-main);
  text-decoration: underline;
}
.breadcrumbs [aria-current="page"] {
  color: var(--text-main);
  max-width: 32ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.gated-teaser {
  position: relative;
  margin: 0;
  padding: 0.9rem;
  border: 1px solid var(--border-main);
  border-radius: 12px 12px 0 0;
  border-bottom: none;
  background: var(--surface-soft-alt);
  color: var(--text-main);
  line-height: 1.55;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-height: 14rem;
  overflow: hidden;
}
.gated-teaser::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 7rem;
  background: linear-gradient(180deg, transparent, var(--surface-soft-alt) 85%);
  pointer-events: none;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1100;
  background: var(--surface-soft);
  color: var(--text-main);
  border: 1px solid var(--btn-border);
  border-radius: 0 0 10px 0;
  padding: 0.6rem 1rem;
  text-decoration: none;
}
.skip-link:focus {
  left: 0;
}
.htmx-indicator {
  display: none;
}
.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator {
  display: inline-block;
}
.btn-danger {
  border-color: #ef4444;
  background: linear-gradient(135deg, #dc2626, #ef4444);
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.list-item {
  display: grid;
  gap: 0.45rem;
  border: 1px solid var(--border-main);
  background: var(--surface-soft);
  border-radius: 12px;
  padding: 0.85rem;
}
.list-meta {
  color: var(--text-subtle);
  font-size: 0.9rem;
}
form {
  display: grid;
  gap: 0.8rem;
}
fieldset {
  border: 1px solid var(--border-main);
  border-radius: 12px;
  padding: 0.75rem;
  margin: 0;
}
legend {
  color: var(--text-muted);
  padding: 0 0.35rem;
  font-size: 0.95rem;
}
label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--text-muted);
}
input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  background: var(--surface-soft-alt);
  color: var(--text-main);
  padding: 0.6rem 0.7rem;
}
.parsed-text {
  margin: 0;
  padding: 0.9rem;
  border: 1px solid var(--border-main);
  border-radius: 12px;
  background: var(--surface-soft-alt);
  color: var(--text-main);
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-height: 70vh;
  overflow: auto;
}
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.tag-chip {
  border: 1px solid var(--border-main);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  background: var(--surface-soft-alt);
  text-decoration: none;
}
.tag-filter {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0.2rem 0.25rem;
}
.tag-filter input {
  width: auto;
}
.tag-filter-details {
  border: 1px solid var(--border-main);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
}
.tag-filter-details summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-muted);
  list-style: revert;
}
.tag-filter-details[open] summary {
  margin-bottom: 0.5rem;
}
.citation-inline {
  color: var(--link-main);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.citation-inline:hover {
  color: #bfdbfe;
}
.citation-inline-original {
  margin-left: 0.2rem;
  color: var(--text-subtle);
  text-decoration: none;
  font-size: 0.88em;
  vertical-align: text-top;
}
.citation-inline-original:hover {
  color: var(--text-muted);
}
.citation-highlight {
  background: var(--highlight-bg);
  color: var(--text-main);
  padding: 0 0.1rem;
  border-radius: 4px;
}
.hero-shell {
  position: relative;
  overflow: hidden;
}
.hero-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 10% 15%, rgba(59, 130, 246, 0.2), transparent 35%),
    radial-gradient(circle at 90% 10%, rgba(168, 85, 247, 0.18), transparent 35%);
  pointer-events: none;
}
.hero-content {
  position: relative;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #93c5fd;
  border: 1px solid rgba(96, 165, 250, 0.4);
  border-radius: 999px;
  padding: 0.22rem 0.65rem;
  background: rgba(30, 58, 138, 0.22);
}
.lede {
  font-size: 1.05rem;
  color: #dbeafe;
}
.pill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.55rem;
}
.pill {
  border: 1px solid var(--border-main);
  border-radius: 999px;
  padding: 0.45rem 0.7rem;
  font-size: 0.83rem;
  color: var(--text-muted);
  background: var(--surface-soft);
}
.section-title {
  margin: 0;
  font-size: clamp(1.2rem, 2vw, 1.45rem);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
}
.feature-card {
  border: 1px solid var(--border-main);
  border-radius: 14px;
  padding: 1rem;
  background: var(--surface-soft-alt);
}
.feature-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  color: var(--text-main);
}
.feature-card p {
  font-size: 0.92rem;
}
.hero-actions .btn {
  min-width: 160px;
}
.hero-actions .btn-secondary {
  background: var(--btn-secondary-bg);
}
.search-preview {
  margin-top: 0.25rem;
}
.search-preview summary {
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--link-main);
}
.search-preview summary:hover {
  text-decoration: underline;
}
.search-preview-list {
  margin-top: 0.5rem;
  border-left: 3px solid var(--border-main);
  padding-left: 0.75rem;
  display: grid;
  gap: 0.5rem;
}
.search-preview-item {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}
.search-preview-item mark {
  background: var(--highlight-bg);
  color: var(--text-main);
  padding: 0.05rem 0.15rem;
  border-radius: 3px;
}
.site-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-main);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.5rem;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.footer-heading {
  margin: 0 0 0.25rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
}
.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
}
.footer-col a:hover {
  color: var(--link-main);
}
.footer-donate {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-main);
  text-align: center;
}
.footer-donate-text {
  margin: 0 0 0.6rem;
  font-size: 0.85rem;
  color: var(--text-subtle);
}
.footer-donate form {
  display: inline-block;
}
.footer-donate input[type="image"],
.donate-modal-actions input[type="image"] {
  max-width: 180px;
  height: auto;
}
.donate-overlay {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.donate-modal {
  background: var(--surface-soft);
  border: 1px solid var(--border-main);
  border-radius: 14px;
  box-shadow: var(--shadow-main);
  max-width: 520px;
  width: 100%;
  padding: 2rem;
  position: relative;
}
.donate-modal h2 {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
}
.donate-modal p {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--text-muted);
}
.donate-modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--text-subtle);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}
.donate-modal-close:hover {
  color: var(--text-main);
}
.donate-modal-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.25rem;
}
.donate-modal-course-cta {
  display: inline-block;
  width: 100%;
  text-align: center;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  background: var(--link-main);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
}
.donate-modal-course-cta:hover {
  filter: brightness(1.08);
  color: #fff;
}
.donate-modal-divider {
  font-size: 0.85rem;
  color: var(--text-subtle);
}
.donate-modal-paypal-link {
  font-size: 0.9rem;
  color: var(--link-main);
}
.donate-ack-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  cursor: pointer;
}
.donate-ack-label input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--link-main);
  cursor: pointer;
}
.donate-thankyou h2 {
  color: var(--link-main);
}
.tour-trigger-btn {
  background: var(--surface-soft);
  border: 1px solid var(--border-main);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.35rem 0.65rem;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.tour-trigger-btn:hover {
  border-color: var(--btn-border);
  color: var(--text-main);
  filter: none;
}
.tour-trigger-btn svg {
  flex-shrink: 0;
}
.shepherd-element {
  z-index: 1000;
}
.shepherd-modal-overlay-container {
  z-index: 999;
}
.shepherd-element .shepherd-content {
  background: var(--surface-soft);
  border: 1px solid var(--border-main);
  border-radius: 14px;
  box-shadow: var(--shadow-main);
  color: var(--text-main);
  max-width: 400px;
}
.shepherd-element .shepherd-header {
  background: var(--surface-accent);
  border-bottom: 1px solid var(--border-main);
  border-radius: 14px 14px 0 0;
  padding: 0.75rem 1rem;
}
.shepherd-element .shepherd-title {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
}
.shepherd-element .shepherd-cancel-icon {
  color: var(--text-subtle);
  font-size: 1.5rem;
}
.shepherd-element .shepherd-cancel-icon:hover {
  color: var(--text-main);
}
.shepherd-element .shepherd-text {
  padding: 1rem;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text-muted);
}
.shepherd-element .shepherd-footer {
  padding: 0.65rem 1rem;
  border-top: 1px solid var(--border-main);
  display: flex;
  justify-content: space-between;
}
.shepherd-element .shepherd-button {
  border-radius: 8px;
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}
.shepherd-element .shepherd-button:not(.shepherd-button-secondary) {
  border: 1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--btn-text);
}
.shepherd-element .shepherd-button-secondary {
  border: 1px solid var(--btn-secondary-border);
  background: var(--btn-secondary-bg);
  color: var(--text-main);
}
.shepherd-element .shepherd-button:hover {
  filter: brightness(1.1);
}
.shepherd-element .shepherd-arrow::before {
  background: var(--surface-soft);
  border: 1px solid var(--border-main);
}
.tour-step-num {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--text-subtle);
  margin-bottom: 0.35rem;
}
.email-alert {
  margin-bottom: 1rem;
}
.email-alert-inner {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--btn-border);
  border-radius: 10px;
  background: rgba(59, 130, 246, 0.08);
  font-size: 0.88rem;
  color: var(--text-muted);
}
.email-alert-action {
  white-space: nowrap;
  font-weight: 600;
  color: var(--link-main);
  text-decoration: none;
  margin-left: auto;
}
.email-alert-action:hover {
  text-decoration: underline;
}
.email-alert-close {
  background: none;
  border: none;
  color: var(--text-subtle);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0 0.25rem;
  line-height: 1;
}
.email-alert-close:hover {
  color: var(--text-main);
}
.form-help {
  display: block;
  font-size: 0.8rem;
  color: var(--text-subtle);
  margin-top: 0.2rem;
}
@media (max-width: 768px) {
  .brand {
    order: 0;
  }
  .topbar-actions {
    order: 1;
  }
  .nav-mobile-toggle {
    display: inline-flex;
  }
  .nav {
    order: 2;
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
    padding: 0.5rem 0 0.25rem;
    border-top: 1px solid var(--border-main);
  }
  .nav.nav--open {
    display: flex;
  }
  .nav a,
  .nav-menu-toggle {
    justify-content: flex-start;
    width: 100%;
  }
  .nav-menu-dropdown {
    position: static;
    box-shadow: none;
    border: none;
    background: transparent;
    padding: 0 0 0 0.75rem;
    margin-top: 0.15rem;
  }
  .nav-menu-dropdown a {
    padding: 0.45rem 0.65rem;
  }
}
@media (max-width: 640px) {
  .container {
    padding-top: 1rem;
  }
  .card {
    padding: 1rem;
  }
  .topbar {
    gap: 0.6rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .shepherd-element .shepherd-content {
    max-width: calc(100vw - 2rem);
  }
}

/* ── Click-to-load YouTube facade ──────────────────────────────────────── */
.yt-facade {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  padding: 0;
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  background-color: #000;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.yt-facade::after {
  /* Keeps the play glyph and label legible over a bright thumbnail. */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.55));
}
.yt-facade-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  width: 68px;
  height: 48px;
  border-radius: 12px;
  background: rgba(17, 17, 17, 0.8);
  transition: background 0.15s ease;
}
.yt-facade-play::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-40%, -50%);
  border-style: solid;
  border-width: 10px 0 10px 17px;
  border-color: transparent transparent transparent #fff;
}
.yt-facade:hover .yt-facade-play,
.yt-facade:focus-visible .yt-facade-play {
  background: #cc0000;
}
.yt-facade-label {
  position: absolute;
  right: 0.75rem;
  bottom: 0.6rem;
  left: 0.75rem;
  z-index: 1;
  color: #fff;
  font-size: 0.9rem;
  text-align: left;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}