@import url(https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=Crimson+Text:wght@400;600;700&family=Bodoni+Moda:opsz,wght@6..96,400;6..96,600&display=swap);

:root {
  --bg-dark: rgba(9, 18, 28, 0.94);
  --bg-panel: rgba(14, 24, 36, 0.92);
  --bg-soft: rgba(255,255,255,0.04);

  --text-main: #b8d6eb;
  --text-soft: #8ea8bc;
  --text-bright: #eef7ff;

  --accent: #8cb7dc;
  --accent-light: #b9def5;
  --accent-deep: #5f89ab;

  --border: rgba(140,183,220,.22);

  --shadow:
    0 0 35px rgba(88,132,173,.12),
    0 12px 35px rgba(0,0,0,.45);
}

* {
	box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}


a {
  color: #97836b;
  text-decoration: none;
  transition: color 0.25s ease;
}

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

.page-shell {
  min-height: 100vh;
  background: linear-gradient(to bottom, rgba(0,0,0,0.45), rgba(0,0,0,0.62));
  padding-bottom: 3rem;
}

.guidebook {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.tab-sidebar,
.tab-panel-wrap {
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--border);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
}

.tab-sidebar {
  position: sticky;
  top: 1rem;
  padding: 1rem;
}

.sidebar-title {
  margin: 0 0 0.3rem;
  font-family: 'Playfair Display', serif;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.14rem;
  color: var(--text-bright);
  font-size: 1.15rem;
}

.sidebar-copy {
  margin: 0 0 1rem;
  color: var(--text-soft);
  font-size: 0.98rem;
  line-height: 1.5;
}

.tab-list {
  display: grid;
  gap: 0.65rem;
}

.tab-button {
  width: 100%;
  border: 1px solid rgba(152,112,112,0.22);
  background: linear-gradient(to right, rgba(152,112,112,0.08), rgba(255,255,255,0.02));
  color: var(--text-main);
  padding: 0.9rem 1rem;
  text-align: left;
  font-family: 'Bodoni Moda', serif;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.14rem;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.tab-button::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(152,112,112,0.18), transparent 70%);
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.tab-button:hover,
.tab-button:focus-visible {
  border-color: rgba(152,112,112,0.55);
  color: var(--text-bright);
  transform: translateX(3px);
  outline: none;
}

.tab-button:hover::before,
.tab-button:focus-visible::before,
.tab-button[aria-selected="true"]::before {
  opacity: 1;
}

.tab-button[aria-selected="true"] {
  color: var(--text-bright);
  border-color: var(--accent);
  background: linear-gradient(to right, rgba(152,112,112,0.22), rgba(255,255,255,0.04));
  box-shadow: inset 3px 0 0 var(--accent);
}

.tab-panel-wrap {
  padding: 1.5rem;
  min-height: 650px;
}

.tab-panel {
  display: none;
  animation: fadeIn 0.28s ease;
}

.tab-panel.is-active {
  display: block;
}

.panel-header {
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.22rem;
  font-size: 0.75rem;
  font-family: 'Bodoni Moda', serif;
}

.panel-title {
  margin: 0;
  color: var(--text-bright);
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: clamp(1.9rem, 3vw, 2.8rem);
}

.panel-subtitle {
  margin: 0.7rem 0 0;
  font-size: 1.08rem;
  line-height: 1.2;
  max-width: 100ch;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

.card {
  background: var(--bg-panel);
  border: 1px solid rgba(255,255,255,0.07);
  padding: 1rem 1.1rem;
  box-shadow: inset 0 0 0 1px rgba(152,112,112,0.05);
}

.card h3 {
  margin: 0 0 0.65rem;
  color: var(--text-bright);
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 1.35rem;
}

.h3 {
margin: 0 0 0.65rem;
  color: var(--text-bright);
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 1.35rem;
}

.card p,
.card li {
  font-size: 1.02rem;
  line-height: 1.65
}

.card ul {
  margin: 0.5rem 0 0;
  padding-left: 1.52rem;
}

.feature-callout {
  margin-top: 1rem;
  padding: 1.15rem 1.2rem;
  background: linear-gradient(to right, rgba(152,112,112,0.16), rgba(255,255,255,0.03));
  border-left: 3px solid var(--accent);
  color: #d8ccc3;
}

.feature-callout strong {
  color: #fff;
  letter-spacing: 0.04rem;
}

.panel-footer {
  margin-top: 1.3rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.ghost-link {
  display: inline-block;
  padding: 0.7rem 1rem;
  border: 1px solid rgba(152,112,112,0.45);
  text-transform: uppercase;
  letter-spacing: 0.12rem;
  font-size: 0.8rem;
  font-family: 'Bodoni Moda', serif;
  color: var(--text-main);
}

.ghost-link:hover {
  color: #fff;
  border-color: var(--accent);
  background: rgba(152,112,112,0.12);
}

.mobile-tabs {
  display: none;
  margin-bottom: 1rem;
}

.mobile-tabs label {
  display: block;
  margin-bottom: 0.45rem;
  text-transform: uppercase;
  letter-spacing: 0.16rem;
  color: var(--text-main);
  font-size: 0.75rem;
  font-family: 'Bodoni Moda', serif;
}

.mobile-tabs select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  background: rgba(18,15,18,0.94);
  color: var(--text-bright);
  font-family: 'Crimson Text', serif;
  font-size: 1rem;
}

.footer-bar {
  width: min(1180px, calc(100% - 2rem));
  margin: 1rem auto 0;
  padding: 1rem 1.4rem;
  background: #111;
  color: #dedede;
  font-family: 'Playfair Display', serif;
  text-transform: uppercase;
  letter-spacing: 0.16rem;
  font-size: 0.72rem;
  box-shadow: 3px 0 9px #000;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #181816;
}

::-webkit-scrollbar-thumb {
  background: #987070;
  border: 3px solid #181816;
}

::-webkit-scrollbar-thumb:hover {
  background: #987075;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
}

to {
    opacity: 1;
    transform: translateY(0);
}


}

@media (max-width: 900px) {
  .guidebook {
    grid-template-columns: 1fr;
}

.tab-sidebar {
    display: none;
}

.mobile-tabs {
    display: block;
}

.wrapper {
    padding: 1rem;
}

.tab-panel-wrap {
    min-height: auto;
}

.content-grid {
    grid-template-columns: 1fr;
}


}