:root {
  --color-bg: #E8E4DC;
  --color-dark: #1C1C1C;
  --color-sky: #2C4A6E;
  --color-accent: #C0392B;
  --color-grid: #D4CFC6;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--color-bg);
  color: var(--color-dark);
  font-family: 'helvetica neue', helvetica, arial, sans-serif;
  min-height: 100vh;
  background-image:
    linear-gradient(to right, var(--color-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--color-grid) 1px, transparent 1px);
  background-size: 80px 80px;
}

.landing {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: 2rem 1.5rem;
}

.initials {
  display: flex;
  gap: 0.1em;
  margin-top: auto;
  line-height: 0.85;
}

.initials span {
  font-size: 38vw;
  font-weight: 700;
  color: var(--color-dark);
  letter-spacing: -0.02em;
  display: block;
  border-right: 4px solid var(--color-accent);
  padding-right: 0.05em;
}

.initials span:last-child {
  border-right: none;
}

.landing__meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 1.5rem 0;
  border-top: 1px solid var(--color-dark);
  border-bottom: 1px solid var(--color-dark);
  margin: 1.5rem 0;
}

.landing__series {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.landing__label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-sky);
}

.landing__footer {
  margin-top: auto;
  padding-bottom: 2rem;
}

.btn-primary {
  width: 100%;
  padding: 1.25rem;
  background-color: var(--color-dark);
  color: var(--color-bg);
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
}

/* Dialog */
dialog {
  border: none;
  border-top: 3px solid var(--color-accent);
  padding: 1.5rem;
  max-width: 480px;
  width: 90%;
  background: var(--color-bg);
}

.dialog-header {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  color: var(--color-sky);
}

.dialog-body p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-dark);
}

.dialog-actions {
  display: flex;
  justify-content: space-between;
  margin-top: 1.5rem;
  gap: 1rem;
}

.dialog-actions button {
  flex: 1;
  padding: 0.75rem;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid var(--color-dark);
  background: transparent;
  color: var(--color-dark);
}

.dialog-actions #goAR {
  background: var(--color-dark);
  color: var(--color-bg);
}