/* ==========================================================================
   BEM + Responsive – Coursework Page
   Mobile-first breakpoints: 480px, 768px, 1024px
   ========================================================================== */

:root {
  --color-bg: #faf9f5;
  --color-text: #222;
  --color-accent: #a20b0b;
  --color-heading: #333;
  --color-muted: #666;
  --max-width: 800px;
  --spacing-base: 1rem;
  --spacing-small: 0.5rem;
  --spacing-medium: 1.5rem;
  --spacing-large: 2rem;
  --spacing-xl: 4rem;
  --border-radius: 2px;
  --border-accent: 3px solid var(--color-accent);

  --font-size-base: 1rem;
  --font-size-small: 0.875rem;
  --font-size-medium: 1.25rem;
  --font-size-large: 1.5rem;
  --font-size-h2-min: 1.25rem;
  --font-size-h2-max: 2rem;
  --font-size-h1-min: 2rem;
  --font-size-h1-max: 4.25rem;

  color-scheme: light;
}

/* Breakpoints (use with min-width) */
/* 480px, 768px, 1024px */

/* --------------------------------------------------------------------------
   Base / Page
   -------------------------------------------------------------------------- */

html {
  box-sizing: border-box;
}

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

.page {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: "Lora", serif;
  font-size: var(--font-size-base);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Block: link (utility)
   -------------------------------------------------------------------------- */

.link {
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s ease;
  font-size: var(--font-size-base);
  font-style: italic;
}

.link:hover,
.link:focus {
  color: var(--color-accent);
}

.link--accent {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Block: site-header
   -------------------------------------------------------------------------- */

.site-header {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-large) var(--spacing-medium) var(--spacing-large);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
  align-items: center;
  text-align: center;
}

.site-header__figure {
  margin: 0;
  order: -1;
}

.site-header__image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--border-radius);
  width: 200px;
  height: auto;
  aspect-ratio: 246 / 380;
  object-fit: cover;
  object-position: center;
}

.site-header__content {
  max-width: 100%;
}

.site-header__title {
  font-family: "Oswald", system-ui, sans-serif;
  margin: 0;
  font-size: clamp(
    var(--font-size-h1-min),
    4vw + 1rem,
    var(--font-size-h1-max)
  );
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 0.95;
  color: var(--color-accent);
  text-transform: uppercase;
}

.site-header__title-line {
  display: block;
}

.site-header__intro {
  margin-top: var(--spacing-base);
  font-style: italic;
  font-size: var(--font-size-base);
  max-width: 42ch;
  margin-left: auto;
  margin-right: auto;
}

.site-header__journal {
  margin-top: var(--spacing-base);
  margin-bottom: 0;
}

@media (min-width: 480px) {
  .site-header {
    padding: var(--spacing-xl) var(--spacing-medium) var(--spacing-large);
  }

  .site-header__image {
    width: 220px;
  }
}

@media (min-width: 768px) {
  .site-header {
    flex-direction: row;
    align-items: flex-end;
    text-align: left;
    gap: var(--spacing-large);
    padding: var(--spacing-xl) 1.25rem var(--spacing-large);
  }

  .site-header__figure {
    margin: 0 0 6rem;
    order: 0;
  }

  .site-header__image {
    width: 246px;
    height: 380px;
    aspect-ratio: auto;
  }

  .site-header__intro {
    margin-left: 0;
    margin-right: 0;
  }
}

/* --------------------------------------------------------------------------
   Block: page-main
   -------------------------------------------------------------------------- */

.page-main {
  max-width: var(--max-width);
  margin: var(--spacing-base) auto var(--spacing-xl);
  padding: 0 var(--spacing-medium);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-medium);
}

.page-main__sidebar {
  flex: 0 0 auto;
  padding-top: var(--spacing-small);
  border-bottom: var(--border-accent);
  padding-bottom: var(--spacing-small);
}

.page-main__sidebar-label {
  color: var(--color-accent);
  font-weight: 700;
  font-family: "Oswald", system-ui, sans-serif;
  font-size: var(--font-size-medium);
  margin: 0;
}

@media (min-width: 768px) {
  .page-main {
    flex-direction: row;
    gap: var(--spacing-xl);
    align-items: flex-start;
    padding: 0 1.25rem;
  }

  .page-main__sidebar {
    flex: 0 0 180px;
    border-bottom: none;
    padding-top: var(--spacing-medium);
    padding-bottom: 0;
  }
}

@media (min-width: 1024px) {
  .page-main__sidebar {
    flex: 0 0 220px;
  }
}

/* --------------------------------------------------------------------------
   Block: coursework
   -------------------------------------------------------------------------- */

.coursework {
  flex: 1 1 auto;
  min-width: 0;
  padding-block: 0.75rem var(--spacing-medium);
}

.coursework__details {
  padding-block: 0.25rem var(--spacing-small);
}

.coursework__summary {
  list-style: none;
  cursor: pointer;
  display: block;
  padding: 0;
  margin: 0;
}

.coursework__summary::-webkit-details-marker {
  display: none;
}

.coursework__heading {
  font-family: "Oswald", system-ui, sans-serif;
  font-size: clamp(
    var(--font-size-h2-min),
    1.1rem + 1vw,
    var(--font-size-h2-max)
  );
  font-weight: 600;
  color: var(--color-heading);
  border-bottom: var(--border-accent);
  padding-bottom: 0.35rem;
  margin: 0 0 var(--spacing-base);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.coursework__latest-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-bg);
  background: var(--color-accent);
  border-radius: var(--border-radius);
  font-style: normal;
}

.coursework__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.coursework__item {
  margin: var(--spacing-small) 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.75rem;
}

.coursework__date {
  font-size: 0.8125rem;
  color: #999;
  font-weight: 400;
  font-style: normal;
}

.coursework__date::before {
  content: "·";
  margin-right: 0.35rem;
  color: #999;
}

.coursework__badge {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  font-style: normal;
}

.coursework__link--latest {
  color: var(--color-accent);
}

.coursework__link--latest:hover,
.coursework__link--latest:focus {
  color: #7a0808;
}

@media (min-width: 768px) {
  .coursework {
    flex: 1 1 calc(100% - 180px - var(--spacing-xl));
    min-width: 0;
  }
}

@media (min-width: 1024px) {
  .coursework {
    flex: 1 1 calc(100% - 220px - var(--spacing-xl));
    min-width: calc(100% - 220px - var(--spacing-xl));
  }
}

/* --------------------------------------------------------------------------
   Block: site-footer
   -------------------------------------------------------------------------- */

.site-footer {
  max-width: var(--max-width);
  margin: var(--spacing-base) auto var(--spacing-xl);
  padding: 0 var(--spacing-medium);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-base);
  align-items: center;
  text-align: center;
}

.site-footer__text {
  font-size: var(--font-size-small);
  font-style: italic;
  margin: 0;
}

.site-footer__contact {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-small);
  margin: 0;
}

.site-footer__contact svg {
  display: block;
  width: 48px;
  height: 40px;
}

.site-footer__contact #swan-icon {
  transform-origin: center;
  transform-box: fill-box;
  transition: transform 0.35s ease;
}

.site-footer__contact #wands {
  --wand-duration: 0.35s;
  --wand-ease: ease;
  --wand-color: var(--color-accent);
}

.site-footer__contact #wands rect {
  fill: var(--wand-color);
  opacity: 0;
  transition: opacity var(--wand-duration) var(--wand-ease);
}

.site-footer__contact #wand-1 {
  transition-delay: 0.3s;
}

.site-footer__contact #wand-2 {
  transition-delay: 0.2s;
}

.site-footer__contact #wand-3 {
  transition-delay: 0.1s;
}

.site-footer__contact:hover #swan-icon,
.site-footer__contact:focus-within #swan-icon {
  transform: rotate(4deg);
}

.site-footer__contact:hover #wands rect,
.site-footer__contact:focus-within #wands rect {
  opacity: 1;
}

.site-footer__contact:hover #wand-1,
.site-footer__contact:focus-within #wand-1 {
  transition-delay: 0s;
}

.site-footer__contact:hover #wand-2,
.site-footer__contact:focus-within #wand-2 {
  transition-delay: 0.1s;
}

.site-footer__contact:hover #wand-3,
.site-footer__contact:focus-within #wand-3 {
  transition-delay: 0.2s;
}

.site-footer__contact-link {
  font-family: "Oswald", system-ui, sans-serif;
  font-style: normal;
  font-size: var(--font-size-small);
}

@media (min-width: 480px) {
  .site-footer__contact {
    flex-direction: row;
    justify-content: center;
  }

  .site-footer__contact svg {
    width: 56px;
    height: 47px;
  }
}

@media (min-width: 768px) {
  .site-footer {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: right;
    padding: 0 1.25rem;
  }

  .site-footer__text {
    text-align: left;
  }

  .site-footer__contact {
    flex-direction: row;
    justify-content: flex-end;
  }

  .site-footer__contact svg {
    width: 64px;
    height: 64px;
  }
}