:root {
  --bg: #d2d2d2;
  --grid-line: rgba(0, 0, 0, 0.07);
  --panel-bg: transparent;
  --panel-border: transparent;
  --text: #ffffff;
  --text-dark: #1f1f1f;
  --muted: #5f5f5f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  background-color: var(--bg);
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 15px,
      var(--grid-line) 15px,
      var(--grid-line) 16px
    ),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 15px,
      var(--grid-line) 15px,
      var(--grid-line) 16px
    );
}

.layout {
  min-height: 100vh;
  width: min(1160px, 94vw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
  align-items: start;
  gap: clamp(48px, 6vw, 96px);
  padding: clamp(20px, 5vw, 48px) 0;
}

.hero {
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: sticky;
  top: clamp(20px, 5vw, 48px);
  align-self: start;
}

.portrait {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 0;
  display: block;
}

.links-row {
  display: flex;
  flex-direction: row;
  gap: 48px;
}

.links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.links a {
  color: var(--text);
  text-decoration: none;
  font-size: clamp(18px, 2vw, 26px);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.05;
  white-space: nowrap;
}

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

.activities-panel {
  background: var(--panel-bg);
  border: 0;
  border-radius: 0;
  padding: 0;
  color: var(--text-dark);
}

.activities-title {
  font-size: clamp(1rem, 5vw, 1.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 10px;
}

.activities-content {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.year-block {
  padding: 10px 0 16px;
}

.year-title {
  margin: 0 0 14px;
  font-size: 44px;
  letter-spacing: 0.03em;
}

.category-section {
  margin-bottom: 16px;
}

.category-title {
  margin: 0 0 8px;
  font-size: 20px;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.flat-list {
  margin: 0 0 4px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

.flat-list li {
  line-height: 1.6;
  font-size: 15px;
}

.flat-list li a {
  color: inherit;
  text-decoration: none;
  text-decoration-thickness: 1px;
}

.activity-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.activity-title {
  width: fit-content;
  font-size: 16px;
  font-weight: 600;
  color: #151515;
}

.activity-meta {
  display: block;
  font-size: 14px;
  color: var(--muted);
}

.flat-list li a:hover,
.flat-list li a:focus-visible {
  text-decoration: underline;
}

.activity-date {
  font-size: 14px;
  color: var(--muted);
  white-space: nowrap;
}

.activity-meta {
  display: block;
  font-size: 14px;
  color: var(--muted);
}

.empty,
.status,
.source-hint {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.source-hint {
  margin-top: 6px;
  font-size: 12px;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .hero {
    max-width: 420px;
    position: static;
  }

  .portrait {
    width: min(72vw, 280px);
  }

  .links-row {
    flex-direction: column;
    gap: 24px;
  }

  .links a {
    font-size: clamp(22px, 9vw, 34px);
  }
}