:root {
  --bg: #ffffff;
  --surface: #f8f9fa;
  --border: #e2e6ea;
  --text: #111827;
  --muted: #4b5563;
  --accent: #0057b7;      /* Ukrainian Blue */
  --accent-gold: #ffd700; /* Subtle Ukrainian Gold */
  --radius: 6px;
  --max-width: 1040px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Helvetica, Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
  color: var(--text);
}

.logo span {
  color: var(--accent);
}

.tagline {
  font-size: 0.85rem;
  color: var(--muted);
}

.main-nav {
  display: flex;
  gap: 1.25rem;
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 500;
}

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

/* Sections */
.section {
  padding: 2.75rem 0;
}

.section-header {
  margin-bottom: 1.5rem;
}

.section-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  border-left: 4px solid var(--accent);
  padding-left: 0.75rem;
}

.section-subtitle {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 0.35rem;
}

.divider {
  border: 0;
  border-top: 1px solid var(--border);
}

/* Controls & Filters */
.controls {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

input[type="search"],
select {
  width: 100%;
  padding: 0.6rem 0.8rem;
  font-size: 0.92rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
}

input[type="search"]:focus,
select:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}

/* War Log Timeline */
.log-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.log-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
  background: var(--bg);
}

.log-meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 0.4rem;
  flex-wrap: wrap;
}

.badge {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
}

.log-item h3 {
  font-size: 1.08rem;
  margin-bottom: 0.4rem;
}

.log-item h3 a {
  color: var(--text);
  text-decoration: none;
}

.log-item h3 a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.log-summary {
  font-size: 0.93rem;
  color: var(--muted);
  margin-bottom: 0.55rem;
}

.source-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}

.source-link:hover {
  text-decoration: underline;
}

/* Aid Directory Grid */
.aid-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.15rem;
}

.aid-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--surface);
}

.aid-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.65rem;
}

.aid-card h3 {
  font-size: 1.08rem;
  margin-bottom: 0.45rem;
}

.aid-card p {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.aid-btn {
  display: inline-block;
  text-align: center;
  padding: 0.5rem 0.9rem;
  background: var(--accent);
  color: #ffffff;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius);
}

.aid-btn:hover {
  opacity: 0.92;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.about-grid h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.about-grid p,
.about-grid li {
  font-size: 0.94rem;
  color: var(--muted);
}

.about-grid ul {
  padding-left: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.about-grid a {
  color: var(--accent);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.75rem 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

.status-msg {
  color: var(--muted);
  font-style: italic;
}