:root {
  --color-bg: #f0f8ff;
  --color-surface: #ffffff;
  --color-accent: #ffde59;
  --color-accent-2: #ff5c35;
  --color-text: #000000;
  --border-width: 3px;
  --shadow-offset: 6px;
  --shadow: var(--shadow-offset) var(--shadow-offset) 0 var(--color-text);
}

html {
  font-family: 'Roboto Mono', monospace;
  box-sizing: border-box;
  font-weight: 400;
  color-scheme: light dark;
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image: linear-gradient(90deg, #c4c4c44d 1px, #0000 0px), linear-gradient(#b3b3b390 1px, #0000 0px);
  background-size: 40px 40px;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

img {
  max-width: 100%;
}

a {
  color: inherit;
}

/* Header */

.site-header {
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem 1.5rem;
  padding: 1rem 1.5rem;
}

#logo {
  height: 15rem;
  object-fit: contain;
}

#site-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.lang-switch {
  display: flex;
  gap: 0.5rem;
}

.lang-switch button {
  color: var(--color-text);
  font-family: inherit;
  font-weight: 700;
  padding: 0.4rem 0.75rem;
  border: var(--border-width) solid var(--color-text);
  background-color: var(--color-surface);
  box-shadow: 3px 3px 0 var(--color-text);
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease, background-color 0.1s ease;
}

.lang-switch button:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--color-text);
}

.lang-switch button.active {
  background-color: var(--color-accent);
}

/* Main content */

#app {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  scroll-margin-top: 5.5rem;
  margin-top: 1.5rem;
}

.section-title {
  display: inline-block;
  margin: 0;
  padding: 0.4rem 0.75rem;
  font-size: 1.75rem;
  text-transform: uppercase;
  background-color: var(--color-text);
  color: var(--color-surface);
  width: fit-content;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.brutal-card {
  background-color: var(--color-surface);
  border: var(--border-width) solid var(--color-text);
  box-shadow: var(--shadow);
  padding: 1.25rem 1.5rem;
}

.brutal-card.accent-card {
  background-color: var(--color-accent);
}

.brutal-card h3 {
  margin-top: 0;
  text-transform: uppercase;
  font-size: 1.1rem;
}

.brutal-card p {
  line-height: 1.5;
  margin: 0.75rem 0;
}

.brutal-card p:first-child {
  margin-top: 0;
}

.brutal-card p:last-child {
  margin-bottom: 0;
}

.brutal-list {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.brutal-list li {
  padding-left: 0.9rem;
  
  line-height: 1.5;
}

.brutal-btn {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.6rem 1.1rem;
  border: var(--border-width) solid var(--color-text);
  background-color: var(--color-accent-2);
  color: var(--color-text);
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow: var(--shadow);
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.brutal-btn:hover,
.brutal-btn:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: 9px 9px 0 var(--color-text);
}

.calendar-embed {
  width: 100%;
  max-width: 800px;
  height: 450px;
  border: var(--border-width) solid var(--color-text);
  display: block;
}

.site-footer {
  text-align: center;
  padding: 1.5rem 1rem 2.5rem;
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .calendar-embed {
    height: 320px;
  }
}