/* ============================================================
   ANIMOSITY — Design System shared.css
   animosity-design-system v1.1
============================================================ */

:root {
  --color-bg:          #F4F3EE;
  --color-black:       #0C0C0C;
  --color-warm-white:  #F4F3EE;
  --color-border:      #DDDDD8;
  --color-muted:       #888888;
  --color-text:        #0C0C0C;

  --font: 'Courier New', Courier, monospace;

  --text-section: 9px;
  --text-xs:  11px;
  --text-sm:  13px;
  --text-md:  12px;
  --text-nav: 12px;

  --tracking-ui:    0.15em;
  --tracking-label: 0.10em;

  --space-xs:  6px;
  --space-sm:  12px;
  --space-md:  18px;
  --space-lg:  28px;
  --space-xl:  44px;

  --border:      1px solid var(--color-border);
  --border-dark: 1px solid var(--color-black);

  --shadow:    2px 2px 0 var(--color-black);
  --shadow-sm: 1px 1px 0 var(--color-black);

  --max-width:    940px;
  --page-padding: 36px;

  --hero-size: 28px;
}

/* GIF / LOGO — invertita in light mode, naturale in dark */
html:not(.dark-mode) .animosity-gif { filter: invert(1); }
html.dark-mode        .animosity-gif { filter: none; }

/* DARK MODE */
html.dark-mode {
  --color-bg:          #0C0C0C;
  --color-black:       #F4F3EE;
  --color-warm-white:  #0C0C0C;
  --color-border:      #3a3a3a;
  --color-muted:       #909090;
  --color-text:        #F4F3EE;
}

/* LANGUAGE */
html:not(.lang-en) .en { display: none; }
html.lang-en .it        { display: none; }

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: var(--text-sm);
}
a { color: inherit; }

/* SITE TOP — sticky wrapper per control bar + header */
.site-top {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
}

/* CONTROL BAR */
.control-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  padding: 5px var(--page-padding);
  border-bottom: var(--border);
}
.control-btn {
  font-family: var(--font);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  background: transparent;
  border: var(--border-dark);
  color: var(--color-text);
  padding: 3px 9px;
  cursor: pointer;
  transition: background 0.08s ease, color 0.08s ease;
  min-width: 52px;
  text-align: center;
}
.control-btn:hover {
  background: var(--color-black);
  color: var(--color-warm-white);
}

/* HEADER */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-padding);
  height: 48px;
  border-bottom: 2px solid var(--color-black);
  background: var(--color-bg);
}
.header__logo {
  font-size: var(--text-nav);
  font-weight: bold;
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text);
}
.header__logo .header__crumb {
  color: var(--color-muted);
  font-weight: normal;
  margin-left: 6px;
}
.header__nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.header__nav a {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  text-decoration: underline;
  color: var(--color-text);
}
.header__nav a.is-current {
  text-decoration: none;
  color: var(--color-muted);
  pointer-events: none;
}

/* SECTION LABEL */
.section-label {
  font-size: var(--text-section);
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  color: var(--color-muted);
  padding-bottom: 6px;
  border-bottom: var(--border);
  margin-bottom: var(--space-md);
  margin-top: var(--space-xl);
}

/* SECTION */
.section {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}
.section__title {
  font-size: 20px;
  font-weight: bold;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  line-height: 1.2;
}
.section__body {
  font-size: var(--text-sm);
  line-height: 1.7;
}
.section__body strong { font-weight: bold; }

/* BUTTONS */
.btn {
  font-family: var(--font);
  font-size: var(--text-sm);
  font-weight: bold;
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  padding: 12px 18px;
  border: none;
  cursor: pointer;
  display: inline-block;
  text-align: center;
  border-radius: 0;
  -webkit-appearance: none;
  transition: box-shadow 0.08s ease, transform 0.08s ease;
  position: relative;
  text-decoration: none;
}
.btn--primary {
  background: var(--color-black);
  color: var(--color-warm-white);
  width: 100%;
  max-width: 360px;
  border: 1px solid var(--color-black);
}
.btn--primary:hover { box-shadow: var(--shadow); }
.btn--primary:active {
  transform: translate(1px, 1px);
  box-shadow: -2px -2px 0 var(--color-black);
}

/* SECTION CTA */
.section__cta {
  font-family: var(--font);
  font-size: var(--text-sm);
  font-weight: bold;
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  padding: 9px 14px;
  border: 1px solid var(--color-black);
  background: transparent;
  color: var(--color-text);
  text-decoration: none;
  cursor: pointer;
  display: inline-block;
  text-align: center;
  border-radius: 0;
  align-self: flex-start;
  justify-self: start;
  margin-top: 2px;
  transition: box-shadow 0.08s ease, transform 0.08s ease;
}
.section__cta:hover { box-shadow: var(--shadow-sm); }
.section__cta:active {
  transform: translate(1px, 1px);
  box-shadow: -1px -1px 0 var(--color-black);
}
.section__cta--filled {
  background: var(--color-black);
  color: var(--color-warm-white);
}

/* HERO */
.hero {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-md);
}
.hero__lead {
  font-size: var(--hero-size);
  font-weight: bold;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
}
.hero__sub {
  font-size: 14px;
  line-height: 1.6;
}

/* PAGE INTRO */
.page-intro {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: var(--border);
  margin-bottom: var(--space-md);
}
.page-intro__crumb {
  font-size: var(--text-section);
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 10px;
}
.page-intro__title {
  font-size: 22px;
  font-weight: bold;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  line-height: 1.2;
  margin-bottom: 10px;
}
.page-intro__sub {
  font-size: 14px;
  line-height: 1.6;
}
.page-intro__sub strong { font-weight: bold; }

/* NOTES */
.notes {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: var(--space-sm);
  border-top: var(--border);
}
.notes__item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-md);
  align-items: baseline;
  padding: 10px 0;
  border-bottom: var(--border);
  text-decoration: none;
  color: var(--color-text);
  transition: padding-left 0.12s ease;
}
.notes__item:hover { padding-left: 8px; }
.notes__title {
  font-size: var(--text-sm);
  letter-spacing: 0;
  text-transform: none;
}
.notes__title::before { content: '— '; color: var(--color-muted); }
.notes__date {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
  white-space: nowrap;
}

/* TAG */
.arrival-tag {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-ui);
  text-transform: uppercase;
  color: var(--color-text);
  border: var(--border-dark);
  padding: 5px 9px;
  align-self: flex-start;
  justify-self: start;
  margin-top: 2px;
}

/* DEFINITION LIST */
.def-list {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 12px 20px;
}
.def-list__term {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
  padding-top: 2px;
}
.def-list__desc {
  font-size: var(--text-sm);
  line-height: 1.65;
}

/* BLOCK */
.block {
  border: var(--border);
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.block--dark {
  background: var(--color-black);
  color: var(--color-warm-white);
  border: 1px solid var(--color-black);
  box-shadow: var(--shadow);
}
.block--placeholder {
  border-style: dashed;
  color: var(--color-muted);
}
.block--placeholder .block__title,
.block--placeholder .block__body { color: var(--color-muted); }
.block__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
}
.block__title {
  font-size: var(--text-md);
  font-weight: bold;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}
.block__tag {
  font-size: 10px;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
  white-space: nowrap;
}
.block--dark .block__tag { color: var(--color-warm-white); opacity: 0.6; }
.block__body {
  font-size: var(--text-sm);
  line-height: 1.6;
}
.block--dark .block__body { opacity: 0.85; }
.block__cta {
  margin-top: 6px;
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  text-decoration: underline;
  color: inherit;
  align-self: flex-start;
}
.block-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

/* QUOTE */
.quote {
  border-left: 2px solid var(--color-black);
  padding: 10px 0 10px 16px;
  margin: var(--space-sm) 0;
}
.quote__text {
  font-size: var(--text-sm);
  line-height: 1.7;
  font-style: italic;
  color: var(--color-muted);
}
.quote__cite {
  display: block;
  margin-top: 8px;
  font-style: normal;
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
}

/* PROJECT CARD */
.project-card {
  border: var(--border);
  overflow: hidden;
}
.project-card__img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}
.project-card__body {
  padding: 14px 16px 16px;
  border-top: var(--border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.project-card__meta {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
}

/* FOOTER */
.footer {
  border-top: var(--border);
  padding: var(--space-md) 0;
  margin-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.footer__copy {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
}
.footer__version {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
  flex: 1;
  text-align: center;
}
.footer__year {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-muted);
}

/* LAYOUT */
.page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--page-padding);
}

/* RESPONSIVE */
@media (max-width: 640px) {
  :root { --page-padding: 18px; }
  .header { height: auto; min-height: 44px; padding: 10px 18px; flex-wrap: wrap; gap: 8px; }
  .header__nav { gap: 12px; }
  .control-bar { padding: 5px 18px; }
  .section__title { font-size: 17px; }
  .page-intro__title { font-size: 19px; }
  .footer { flex-direction: column; gap: 6px; align-items: flex-start; }
  .notes__item { grid-template-columns: 1fr; gap: 4px; }
  .block-grid { grid-template-columns: 1fr; }
  .def-list { grid-template-columns: 1fr; gap: 4px 0; }
  .def-list__term { padding-top: 8px; }
  .project-card__img { height: 180px; }
}