@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&display=swap');

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

:root {
  --bg: #faf8f5;
  --surface: #ffffff;
  --border: #e8e4de;
  --text: #2c2c2c;
  --text-muted: #7a7570;
  --accent: #8b6914;
  --line: #d9d4cc;

  --cat-life: #5a8a9e;
  --cat-work: #5a8a5a;
  --cat-travel: #9e7a5a;
  --cat-creative: #8a5a9e;
  --cat-milestone: #a08030;
}

html {
  font-size: 17px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Lora', Georgia, serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

/* Nav */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.nav-brand {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.nav-link {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.15s;
}

.nav-link:hover {
  color: var(--text);
}

/* Main */
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

/* Filters */
.filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.filter-btn {
  font-family: 'Lora', serif;
  font-size: 0.8rem;
  padding: 0.3rem 0.85rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 0.02em;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

/* Year group */
.year-group {
  margin-bottom: 4rem;
}

.year-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}

/* Event */
.event {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0 1.5rem;
  margin-bottom: 2.75rem;
}

.event-date {
  text-align: right;
  padding-top: 0.1em;
  flex-shrink: 0;
}

.event-month {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.event-day {
  display: block;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-muted);
  line-height: 1.2;
}

.event-body {
  border-left: 1px solid var(--line);
  padding-left: 1.5rem;
  position: relative;
}

.event-body::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 0.5em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--line);
  border: 2px solid var(--bg);
}

/* Category badge */
.event-category {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  margin-bottom: 0.4rem;
}

.cat-life      { background: #deedf3; color: var(--cat-life); }
.cat-work      { background: #deeede; color: var(--cat-work); }
.cat-travel    { background: #f3e8de; color: var(--cat-travel); }
.cat-creative  { background: #ecdeed; color: var(--cat-creative); }
.cat-milestone { background: #f5eedc; color: var(--cat-milestone); }

.event-title {
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 0.35rem;
}

.event-description {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

/* Media grid */
.event-media {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.event-media img,
.event-media video {
  width: 100%;
  height: 115px;
  object-fit: cover;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.15s;
  display: block;
}

.event-media img:hover,
.event-media video:hover {
  opacity: 0.88;
}

/* Links */
.event-links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.event-link {
  font-size: 0.82rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s;
}

.event-link:hover {
  border-bottom-color: var(--accent);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.lightbox.open {
  display: flex;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-content img,
.lightbox-content video {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  color: white;
  font-size: 1.75rem;
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
  opacity: 0.7;
  transition: opacity 0.15s;
}

.lightbox-close:hover {
  opacity: 1;
}

/* Empty state */
.empty {
  text-align: center;
  color: var(--text-muted);
  padding: 4rem 0;
  font-style: italic;
}

/* Responsive */
@media (max-width: 600px) {
  main {
    padding: 2rem 1rem;
  }

  nav {
    padding: 0 1rem;
  }

  .event {
    grid-template-columns: 52px 1fr;
    gap: 0 1rem;
  }

  .event-media {
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  }
}