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

html {
  scroll-behavior: auto;
}

body {
  margin: 0;
  color: var(--text-main);
  background: var(--background-main);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-primary-dark);
  text-decoration: underline;
  text-underline-offset: 0.12em;
  transition: color var(--transition);
}

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

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

h1,
h2,
h3,
h4 {
  line-height: 1.35;
  font-weight: 700;
  color: var(--text-main);
}

p {
  margin: 0 0 0.85em;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

button {
  font: inherit;
  cursor: pointer;
}

.msg {
  color: var(--text-sub);
  padding: 1.25rem 0;
}

.msg.error {
  color: #a33;
}

.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;
}

.ext-icon {
  display: inline-block;
  width: 0.85em;
  height: 0.85em;
  margin-left: 0.25em;
  vertical-align: -0.05em;
  flex-shrink: 0;
}

.ext-icon svg {
  display: block;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.panel {
  background: var(--background-panel);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.panel-link {
  display: block;
  padding: 1.1rem 1.2rem;
  text-decoration: none;
  color: inherit;
  border-left: 3px solid var(--color-primary);
  transition: box-shadow var(--transition), transform var(--transition);
}

.panel-link:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  color: inherit;
}

.panel-link .panel-title {
  margin: 0 0 0.25em;
  font-size: 1.05rem;
  font-weight: 700;
}

.panel-link .panel-desc {
  margin: 0;
  color: var(--text-sub);
  font-size: 0.92rem;
}

.panel-link.cat-achievements { border-left-color: var(--color-achievements); }
.panel-link.cat-projects { border-left-color: var(--color-projects); }
.panel-link.cat-teaching { border-left-color: var(--color-teaching); }
.panel-link.cat-activities { border-left-color: var(--color-activities); }

.panel-link.cat-achievements .panel-title { color: var(--color-achievements); }
.panel-link.cat-projects .panel-title { color: var(--color-projects); }
.panel-link.cat-teaching .panel-title { color: var(--color-teaching); }
.panel-link.cat-activities .panel-title { color: var(--color-activities); }

.section-title {
  margin: 0 0 0.85rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border-strong);
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}

.section-title.accent-primary {
  border-bottom-color: var(--color-primary);
}

.section-title.accent-achievements {
  border-bottom-color: var(--color-achievements);
}

.section-title.accent-projects {
  border-bottom-color: var(--color-projects);
}

.section-title.accent-teaching {
  border-bottom-color: var(--color-teaching);
}

.section-title.accent-activities {
  border-bottom-color: var(--color-activities);
}

.author.self {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.12em;
  color: var(--color-achievements);
}

.author.corresponding {
  cursor: help;
  border-bottom: 1px dotted currentColor;
}

.legend {
  margin: 0 0 1rem;
  color: var(--text-sub);
  font-size: 0.85rem;
}