/* =========================================================================
   Jana Valentová — academic site stylesheet
   Sectioned on purpose: keep new rules in the right section, in source order.
   No !important. Colours only via custom properties. Mobile-first.
   ========================================================================= */

/* -------------------------------------------------------------------------
   1. Fonts (self-hosted variable woff2 — see AGENTS.md §2 for why)
   ------------------------------------------------------------------------- */

@font-face {
  font-family: "Source Serif Var";
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url("../fonts/source-serif4-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215;
}
@font-face {
  font-family: "Source Serif Var";
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url("../fonts/source-serif4-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-024F, U+0300-0304, U+0308, U+0329, U+1E00-1EFF, U+2020;
}
@font-face {
  font-family: "Source Serif Var";
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
  src: url("../fonts/source-serif4-italic-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: "Source Serif Var";
  font-style: italic;
  font-weight: 200 900;
  font-display: swap;
  src: url("../fonts/source-serif4-italic-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-024F, U+0300-0304, U+0308, U+0329, U+1E00-1EFF;
}
@font-face {
  font-family: "Source Sans Var";
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url("../fonts/source-sans3-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
    U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: "Source Sans Var";
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
  src: url("../fonts/source-sans3-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-024F, U+0300-0304, U+0308, U+0329, U+1E00-1EFF;
}

/* -------------------------------------------------------------------------
   2. Custom properties — palette, type, spacing
   ------------------------------------------------------------------------- */

:root {
  /* Light palette */
  --color-bg: #fbfaf7;
  --color-bg-raised: #ffffff;
  --color-text: #1c1a17;
  --color-text-muted: #514c45;
  --color-border: #ddd7cc;
  --color-accent: #7a3b2e;
  --color-accent-strong: #5c2b21;
  --color-link: #6a3226;
  --color-link-visited: #7a4a3a;
  --color-highlight-bg: #f3ece0;
  --color-focus: #1454a3;

  --font-serif: "Source Serif Var", Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  --font-sans: "Source Sans Var", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --measure: 68ch;
  --measure-wide: 84ch;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.5rem;
  --space-6: 4rem;

  --radius: 3px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #17150f;
    --color-bg-raised: #201d16;
    --color-text: #eee9df;
    --color-text-muted: #b8b0a2;
    --color-border: #3b362b;
    --color-accent: #d8926f;
    --color-accent-strong: #e8ab8b;
    --color-link: #e3a67d;
    --color-link-visited: #d0a48f;
    --color-highlight-bg: #241f16;
    --color-focus: #6cabf0;
  }
}

/* -------------------------------------------------------------------------
   3. Reset
   ------------------------------------------------------------------------- */

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
}

img,
picture {
  max-width: 100%;
  display: block;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
dl,
dd,
figure {
  margin: 0 0 var(--space-3) 0;
}

ul,
ol {
  padding-left: 1.25em;
}

a {
  color: var(--color-link);
}

a:visited {
  color: var(--color-link-visited);
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

table {
  border-collapse: collapse;
  width: 100%;
}

/* -------------------------------------------------------------------------
   4. Base typography & layout primitives
   ------------------------------------------------------------------------- */

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: clamp(1rem, 0.94rem + 0.25vw, 1.125rem);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: var(--measure);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.wrap--wide {
  max-width: var(--measure-wide);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  text-wrap: balance;
}

h1 {
  font-size: clamp(1.8rem, 1.5rem + 1.4vw, 2.6rem);
  margin-bottom: var(--space-2);
}

h2 {
  font-size: clamp(1.35rem, 1.2rem + 0.7vw, 1.7rem);
  margin-top: var(--space-5);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

h3 {
  font-size: clamp(1.1rem, 1.02rem + 0.35vw, 1.3rem);
  margin-top: var(--space-4);
}

.lede {
  font-size: 1.15em;
  color: var(--color-text-muted);
}

small,
.meta {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

cite {
  font-style: italic;
}

strong {
  font-weight: 700;
}

hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-5) 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* -------------------------------------------------------------------------
   5. Skip link
   ------------------------------------------------------------------------- */

.skip-link {
  position: absolute;
  left: var(--space-3);
  top: -3rem;
  background: var(--color-accent-strong);
  color: #fff;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-weight: 600;
  z-index: 100;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: var(--space-3);
}

/* -------------------------------------------------------------------------
   6. Chrome — header, nav, language switcher, footer
   ------------------------------------------------------------------------- */

.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-raised);
}

.site-header__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: var(--space-3);
}

.site-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  color: var(--color-text);
}

.site-title__role {
  display: block;
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.site-nav {
  font-family: var(--font-sans);
}

.site-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
}

.site-nav a {
  display: inline-block;
  padding: var(--space-1) 0;
  text-decoration: none;
  color: var(--color-text);
  border-bottom: 2px solid transparent;
}

.site-nav a:hover {
  border-bottom-color: var(--color-border);
}

.site-nav a[aria-current="page"] {
  color: var(--color-accent-strong);
  border-bottom-color: var(--color-accent-strong);
  font-weight: 600;
}

.lang-switch {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  display: flex;
  gap: var(--space-2);
  padding-block: var(--space-2);
}

.lang-switch a {
  text-decoration: none;
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
}

.lang-switch a[aria-current="true"] {
  background: var(--color-highlight-bg);
  font-weight: 600;
}

main {
  padding-block: var(--space-5);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-6);
  padding-block: var(--space-4);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.profile-links {
  list-style: none;
  padding: 0;
  margin: var(--space-2) 0 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
}

.profile-links a {
  text-decoration: none;
}

.profile-links a:hover {
  text-decoration: underline;
}

/* -------------------------------------------------------------------------
   7. Home page
   ------------------------------------------------------------------------- */

.hero {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  align-items: flex-start;
  margin-bottom: var(--space-5);
}

.hero__portrait {
  width: 11rem;
  border-radius: var(--radius);
  flex-shrink: 0;
}

.hero__text {
  min-width: 16rem;
  flex: 1 1 24rem;
}

.hero__affiliations {
  font-family: var(--font-sans);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.keywords {
  list-style: none;
  padding: 0;
  margin: var(--space-3) 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-family: var(--font-sans);
}

.keywords li {
  background: var(--color-highlight-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: var(--space-1) var(--space-3);
  font-size: 0.85rem;
}

.card-block {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: var(--space-4);
  margin-block: var(--space-4);
}

.card-block h2 {
  margin-top: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.card-block ul {
  padding-left: 1.1em;
  margin-bottom: var(--space-2);
}

.card-block__more {
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

/* -------------------------------------------------------------------------
   8. Publications & media lists
   ------------------------------------------------------------------------- */

.pub-list,
.media-list {
  list-style: none;
  padding: 0;
}

.pub-list li,
.media-list li {
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.pub-list li:first-child,
.media-list li:first-child {
  padding-top: 0;
}

.pub-list__meta,
.media-list__meta {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent-strong);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.1em 0.5em;
  margin-right: var(--space-2);
}

/* -------------------------------------------------------------------------
   9. CV page — anchored rail
   ------------------------------------------------------------------------- */

.cv-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.cv-rail {
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

.cv-rail ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
}

.cv-rail a {
  text-decoration: none;
}

.cv-section {
  scroll-margin-top: var(--space-4);
}

.timeline {
  list-style: none;
  padding: 0;
}

.timeline li {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: var(--space-3);
  padding-block: var(--space-2);
}

.timeline time {
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--color-accent-strong);
}

@media (min-width: 60em) {
  .cv-layout {
    grid-template-columns: 12rem 1fr;
    align-items: start;
  }

  .cv-rail {
    position: sticky;
    top: var(--space-4);
  }

  .cv-rail ul {
    flex-direction: column;
  }
}

/* -------------------------------------------------------------------------
   10. Tables & overflow containment
   ------------------------------------------------------------------------- */

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-block: var(--space-4);
}

.table-scroll table {
  min-width: 32rem;
}

.table-scroll th,
.table-scroll td {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.table-scroll th {
  font-family: var(--font-sans);
  background: var(--color-highlight-bg);
}

/* -------------------------------------------------------------------------
   11. 404 page
   ------------------------------------------------------------------------- */

.not-found {
  text-align: center;
  padding-block: var(--space-6);
}

/* -------------------------------------------------------------------------
   12. Print
   ------------------------------------------------------------------------- */

@media print {
  .skip-link,
  .site-header,
  .site-footer,
  .cv-rail,
  .lang-switch {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 11pt;
  }

  a {
    color: #000;
  }

  .cv-layout {
    display: block;
  }

  main {
    padding-block: 0;
  }

  h2 {
    border-bottom-color: #000;
  }

  .cv-page a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.75em;
    color: #333;
  }
}