/* Back to School Guide 26/27 — LinkedIn ads landing (minimal conversion page) */

.bts-page {
  --bts-ink: #171717;
  --bts-muted: #5c5c5c;
  --bts-paper: #f7f5ef;
  --bts-card: #fffcf6;
  --bts-line: #e4e0d6;
  --bts-accent: #2f5d8c;
  --bts-accent-soft: #e8eef5;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, var(--bts-accent-soft), transparent 55%),
    var(--bts-paper);
  color: var(--bts-ink);
}

.bts-page .site-header,
.bts-page .reading-progress,
.bts-page .mobile-nav,
.bts-page .site-footer .footer-grid > :not(.footer-brand),
.bts-page .site-footer .footer-nav,
.bts-page .site-footer .footer-meta-row {
  /* Keep brand + light footer; hide full chrome via body class helpers below */
}

body.bts-landing .site-header .nav-desktop,
body.bts-landing .site-header .menu-toggle,
body.bts-landing .mobile-nav,
body.bts-landing .reading-progress,
body.bts-landing .site-footer .footer-nav,
body.bts-landing .btn-nav {
  display: none !important;
}

body.bts-landing .site-header__inner {
  justify-content: center;
}

body.bts-landing main {
  padding: 0;
}

.bts-shell {
  width: min(34rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 3.5rem) 0 4rem;
  text-align: center;
}

.bts-brand {
  margin: 0 0 1.75rem;
  font-family: var(--font-sans, Manrope, system-ui, sans-serif);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bts-accent);
}

.bts-brand span {
  display: block;
  margin-top: 0.35rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-transform: none;
  color: var(--bts-ink);
}

.bts-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 5vw, 2.55rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.bts-title__offer {
  display: inline;
  color: var(--bts-accent);
  font-style: italic;
  background: none;
}

.bts-lead {
  margin: 1rem auto 0;
  max-width: 28rem;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--bts-muted);
}

.bts-panel {
  margin-top: 1.75rem;
  padding: 1.35rem 1.25rem 1.4rem;
  text-align: left;
  background: var(--bts-card);
  border: 1px solid var(--bts-line);
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(23, 23, 23, 0.04);
}

.bts-panel[hidden] {
  display: none !important;
}

.bts-panel label {
  display: block;
  margin: 0 0 1rem;
  font-size: 0.92rem;
  font-weight: 600;
}

.bts-panel label span.hint {
  display: block;
  margin-top: 0.2rem;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--bts-muted);
}

.bts-panel input[type="text"],
.bts-panel input[type="url"],
.bts-panel input[type="email"],
.bts-panel select,
.bts-panel textarea {
  display: block;
  width: 100%;
  margin-top: 0.45rem;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--bts-line);
  border-radius: 8px;
  background: #fff;
  font: inherit;
  color: var(--bts-ink);
}

.bts-panel textarea {
  min-height: 7.5rem;
  resize: vertical;
}

.bts-panel .form-check {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  margin: 0.5rem 0 1rem;
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--bts-muted);
}

.bts-panel .form-check input {
  margin-top: 0.25rem;
}

.bts-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.25rem;
}

.bts-actions .btn {
  flex: 1 1 auto;
  justify-content: center;
  min-height: 2.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.bts-trust {
  margin: 0.9rem 0 0;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--bts-muted);
  text-align: center;
}

.bts-help {
  margin-top: 1.5rem;
  padding: 1.15rem 1.2rem;
  text-align: left;
  border: 1px solid var(--bts-line);
  border-radius: 10px;
  background: rgba(255, 252, 246, 0.65);
}

.bts-help h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
}

.bts-help ol {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--bts-muted);
  line-height: 1.5;
}

.bts-help li + li {
  margin-top: 0.45rem;
}

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

.bts-status {
  margin: 0.75rem 0 0;
  font-size: 0.92rem;
  color: var(--bts-accent);
  text-align: center;
}

.bts-error {
  margin: 0.75rem 0 0;
  color: #8b1e1e;
  font-size: 0.92rem;
}

.bts-done-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  text-align: left;
}

.bts-done-list li {
  display: flex;
  gap: 0.65rem;
  padding: 0.55rem 0;
  border-top: 1px solid var(--bts-line);
  font-size: 0.95rem;
  line-height: 1.4;
}

.bts-done-list li:first-child {
  border-top: 0;
}

.bts-done-list strong {
  flex: 0 0 4.5rem;
  color: var(--bts-accent);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.bts-hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.bts-school-card {
  margin: 0 0 1.15rem;
  padding: 0.95rem 1rem;
  border: 1px solid var(--bts-line);
  border-radius: 8px;
  background: var(--bts-accent-soft);
}

.bts-school-card__name {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.15rem;
}

.bts-school-card__meta {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
  color: var(--bts-muted);
  line-height: 1.4;
}

.bts-school-results {
  list-style: none;
  margin: 0.35rem 0 1rem;
  padding: 0;
  border: 1px solid var(--bts-line);
  border-radius: 8px;
  background: #fff;
  max-height: 14rem;
  overflow: auto;
}

.bts-school-results li button {
  display: block;
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 0;
  border-bottom: 1px solid var(--bts-line);
  background: transparent;
  text-align: left;
  font: inherit;
  cursor: pointer;
}

.bts-school-results li:last-child button {
  border-bottom: 0;
}

.bts-school-results li button:hover {
  background: var(--bts-accent-soft);
}

.bts-school-results .meta {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.8rem;
  color: var(--bts-muted);
}

@media (max-width: 520px) {
  .bts-panel {
    padding: 1.15rem 1rem 1.25rem;
  }
}