@charset "UTF-8";
/* =============================================================
   Andrej Kirbiš — Academic Website
   styles.css
   ============================================================= */

/* --- Custom Properties --- */
:root {
  --navy:         #1c3557;
  --navy-light:   #2a4f7c;
  --navy-dark:    #14263f;
  --slate:        #3d5166;
  --accent:       #a87132;
  --accent-hover: #8f5f28;
  --accent-pale:  rgba(168,113,50,0.10);
  --white:        #ffffff;
  --off-white:    #f8f7f3;
  --bg-alt:       #f1f0ec;
  --border:       #dedad2;
  --border-light: #eae8e2;
  --text:         #1a1c2c;
  --text-muted:   #5c6474;
  --text-light:   #8a9099;

  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-body:  'Source Serif 4', Georgia, serif;

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.08);
  --shadow:    0 4px 16px rgba(0,0,0,0.09);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);

  --radius:    4px;
  --radius-lg: 8px;

  --transition: 180ms ease;

  --max-w:     1080px;
  --content-w: 740px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main { flex: 1; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.2;
  color: var(--navy);
  text-rendering: optimizeLegibility;
}

h1 { font-size: clamp(1.9rem,  4vw,  2.625rem); }
h2 { font-size: clamp(1.45rem, 3vw,  1.875rem); }
h3 { font-size: clamp(1.2rem,  2.5vw, 1.375rem); }
h4 { font-size: 1.0625rem; font-weight: 600; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--navy-light);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--transition);
}

a:hover { color: var(--accent); }

/* Accessible focus rings for all interactive elements */
a:focus-visible,
button:focus-visible,
[role="button"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

img  { max-width: 100%; height: auto; display: block; }
ul, ol { padding-left: 1.5rem; }
li { margin-bottom: 0.4rem; }

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1.25rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--text-muted);
}

code {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.875em;
  background: var(--bg-alt);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -9999px;
  left: 1rem;
  z-index: 9999;
  background: var(--navy);
  color: var(--white);
  padding: 0.5rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 0 0 var(--radius) var(--radius);
}
.skip-link:focus { top: 0; }

/* --- Layout --- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.container--narrow { max-width: var(--content-w); }

.section           { padding: 5rem 0; }
.section--alt      { background: var(--off-white); }
.section--alt-dark { background: var(--bg-alt); }

.section-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.section-title  { margin-bottom: 0.75rem; }

.section-description {
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 1rem;
  max-width: 60ch;
  line-height: 1.65;
}

.section-header { margin-bottom: 2.75rem; }

/* --- Navigation --- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.site-nav.scrolled {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav-brand {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex-shrink: 0;
}

.nav-brand-name {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--navy);
}

.nav-brand-subtitle {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-light);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-links a {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
  letter-spacing: 0.01em;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--navy);
  background: var(--off-white);
}

.nav-links a.active { font-weight: 600; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0.4rem 0.6rem;
  color: var(--navy);
  line-height: 1;
  transition: background var(--transition);
}

.nav-toggle:hover { background: var(--off-white); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.01em;
  line-height: 1.4;
  white-space: nowrap;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}
.btn-primary:hover {
  background: var(--navy-dark);
  border-color: var(--navy-dark);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--border);
}
.btn-outline:hover {
  border-color: var(--navy);
  background: var(--off-white);
  color: var(--navy);
}

.btn-accent {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.btn-accent:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--white);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  align-items: center;
}

/* --- Tags --- */
.tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.65rem;
  border-radius: 100px;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
  background: var(--bg-alt);
  color: var(--slate);
}

.tag:hover { background: var(--navy); color: var(--white); }

.tag--accent {
  background: var(--accent-pale);
  color: var(--accent);
}

.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }

/* --- Homepage Hero --- */
.hero {
  background: var(--navy);
  position: relative;
  overflow: hidden;
  padding: 5.5rem 0 4.5rem;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 55%;
  height: 100%;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.022) 100%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 4rem;
  align-items: center;
}

.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-bottom: 1rem;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(2.1rem, 5vw, 3.1rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.08;
  margin-bottom: 0.5rem;
}

.hero-role {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 400;
  color: rgba(255,255,255,0.8);
  line-height: 1.4;
  margin-bottom: 0.2rem;
}

.hero-affiliation {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: rgba(255,255,255,0.62);
  margin-bottom: 2rem;
}

.hero-intro {
  font-size: 1.0625rem;
  line-height: 1.78;
  color: rgba(255,255,255,0.82);
  max-width: 55ch;
  margin-bottom: 2.25rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.625rem; }

.hero-actions .btn-outline {
  color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.3);
}

.hero-actions .btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.6);
  color: var(--white);
}

.hero-photo { display: flex; justify-content: center; }

.photo-frame {
  width: 230px;
  height: 290px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.06);
  border: 2px solid rgba(255,255,255,0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.75rem;
  overflow: hidden;
}

.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255,255,255,0.3);
  text-align: center;
  padding: 1rem;
}

.photo-placeholder svg { opacity: 0.5; }

.photo-placeholder span {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.04em;
}

/* --- Interests Grid --- */
.interests-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(195px, 1fr));
  gap: 1rem;
}

.interest-item {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.interest-item:hover {
  border-color: var(--navy-light);
  box-shadow: var(--shadow-sm);
}

.interest-icon {
  font-size: 1.375rem;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.interest-name {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.35;
}

/* --- Projects --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.375rem;
}

.project-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.project-card:hover {
  border-color: #c4c0b8;
  box-shadow: var(--shadow);
}

.project-title {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.35;
  margin-bottom: 0.625rem;
}

.project-body {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.68;
  flex: 1;
  margin-bottom: 1.375rem;
}

.project-footer {
  padding-top: 1.125rem;
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

/* --- About / Bio --- */
.bio-lead {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.bio-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: start;
}

.sidebar-block {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.sidebar-block-title {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 1rem;
  padding-bottom: 0.625rem;
  border-bottom: 1px solid var(--border);
}

/* --- Timeline --- */
.timeline {
  list-style: none;
  padding: 0;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 10px;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  padding-left: 2.125rem;
  position: relative;
  margin-bottom: 1.75rem;
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-item::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--accent);
}

.timeline-year {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 0.175rem;
}

.timeline-title {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 0.1rem;
}

.timeline-subtitle {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* --- Research Areas --- */
.research-area {
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--border);
}

.research-area:last-child { border-bottom: none; padding-bottom: 0; }
.research-area:first-child { padding-top: 0; }

.research-area-header {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
}

.research-num {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
  flex-shrink: 0;
  min-width: 2.5rem;
  padding-top: 0.1rem;
}

.research-area-title {
  font-family: var(--font-serif);
  font-size: 1.3125rem;
  color: var(--navy);
  margin-bottom: 0.2rem;
}

.research-area-body {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 70ch;
  margin-bottom: 1rem;
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.contact-info-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius);
  background: var(--off-white);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--navy);
}

.contact-info-label {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 0.15rem;
}

.contact-info-value {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--text);
  line-height: 1.5;
}

.contact-info-value a { color: var(--navy-light); }

.academic-profiles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.625rem;
}

.profile-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all var(--transition);
  color: var(--text);
  background: var(--white);
}

.profile-link:hover {
  border-color: var(--navy);
  background: var(--off-white);
  color: var(--navy);
  box-shadow: var(--shadow-xs);
}

.profile-link-icon {
  width: 30px;
  height: 30px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: var(--off-white);
  color: var(--slate);
  font-size: 0.875rem;
  font-weight: 700;
  font-family: var(--font-sans);
}

.profile-link-name {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  color: inherit;
  line-height: 1.2;
}

/* --- Page Hero (inner pages) --- */
.page-hero {
  background: var(--navy);
  padding: 3.75rem 0 3rem;
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: 0.625rem;
}

.page-hero-desc {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.72);
  max-width: 52ch;
  line-height: 1.65;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 1rem;
  list-style: none;
  padding: 0;
}

.breadcrumb a { color: rgba(255,255,255,0.55); text-decoration: none; }
.breadcrumb a:hover { color: rgba(255,255,255,0.88); }

/* --- Footer --- */
.site-footer {
  background: var(--navy-dark);
  padding: 3.5rem 0 2rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 1.5rem;
  align-items: start;
}

.footer-name {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.25rem;
}

.footer-affiliation {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.52);
  line-height: 1.55;
  max-width: 38ch;
}

.footer-links {
  display: flex;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.footer-links a {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.56);
  text-decoration: none;
  padding: 0.35rem 0.625rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}

.footer-links a:hover {
  color: var(--white);
  background: rgba(255,255,255,0.08);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.32);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer-bottom a {
  color: rgba(255,255,255,0.38);
  text-decoration: none;
}

.footer-bottom a:hover { color: rgba(255,255,255,0.72); }

/* --- Responsive — tablet --- */
@media (max-width: 860px) {
  .bio-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

/* --- Responsive — mobile --- */
@media (max-width: 768px) {
  /* backdrop-filter on .site-nav creates a new containing block in Chrome/WebKit,
     which breaks position:fixed on .nav-links (menu collapses to ~0px height).
     Removing it on mobile restores correct viewport-relative fixed positioning. */
  .site-nav {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 66px;
    right: 0;
    bottom: 0;
    left: 0;
    background: var(--navy-dark);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    gap: 0.25rem;
    border-top: 1px solid rgba(255,255,255,0.10);
    z-index: 200;
    overflow-y: auto;
  }

  .nav-links.open {
    display: flex;
    /* Force white on all descendant text so even :visited and browser defaults
       cannot bleed through — the container colour cascades before any a-level
       rule fires, and the explicit a rules below pin it with !important */
    color: #ffffff;
  }

  .nav-links a,
  .nav-links a:link,
  .nav-links a:visited,
  .nav-links a:hover,
  .nav-links a:focus,
  .nav-links a:active,
  .nav-links a.active {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
  }

  .nav-links a {
    font-size: 1rem;
    padding: 0.875rem 1rem;
    border-radius: var(--radius);
    text-decoration: none;
  }

  .nav-links a:hover,
  .nav-links a:focus,
  .nav-links a:active,
  .nav-links a.active {
    background: rgba(255,255,255,0.09);
  }

  .nav-toggle { display: flex; }

  .hero { padding: 3.25rem 0 3rem; }
  .hero-inner { grid-template-columns: 1fr; gap: 2.25rem; }
  .hero-photo { order: -1; }
  .photo-frame { width: 160px; height: 200px; margin: 0 auto; }

  .section { padding: 3.5rem 0; }
  .section-header { margin-bottom: 2rem; }

  .interests-grid { grid-template-columns: repeat(2, 1fr); }

  .projects-grid { grid-template-columns: 1fr; }

  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .footer-links { justify-content: flex-start; }

  .academic-profiles { grid-template-columns: 1fr; }
}

/* --- Responsive — small phones --- */
@media (max-width: 480px) {
  .section { padding: 2.75rem 0; }
  .container { padding: 0 1rem; }
  .interests-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; width: 100%; }
  .btn-group { flex-direction: column; align-items: flex-start; }
  .project-card { padding: 1.25rem; }
  .research-area { padding: 2.5rem 0; }
  .research-area-header { gap: 1rem; }
  .research-num { font-size: 2rem; }
}

/* --- Print --- */
@media print {
  .site-nav, .site-footer, .hero-actions, .btn-group, .nav-toggle { display: none !important; }
  body { font-size: 10.5pt; }
  a[href]::after { content: " (" attr(href) ")"; font-size: 0.8em; color: #666; }
  h1, h2, h3 { color: #000 !important; }
}

/* --- Utilities --- */
.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;
}

.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }
.hidden { display: none !important; }