* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(125, 211, 252, 0.08), transparent 25%), radial-gradient(circle at 80% 0%, rgba(148, 163, 184, 0.08), transparent 30%), var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 32px 16px 48px;
}

.wrap {
  width: min(1100px, 100%);
}

header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

h1 {
  margin: 0;
  font-size: clamp(26px, 3vw, 32px);
  letter-spacing: 0.2px;
}

p.lead {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 15px;
  max-width: 560px;
}

.controls {
  display: flex;
  gap: 12px;
  align-items: center;
  width: 100%;
  margin-bottom: 16px;
}

.controls input {
  flex: 1;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(15, 23, 41, 0.7);
  color: var(--text);
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.controls input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(125, 211, 252, 0.15);
}

[data-theme="light"] .controls input {
  background: rgba(255, 255, 255, 0.9);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  max-height: 70vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  overflow-y: auto;
  padding-right: 4px;
  grid-auto-rows: 1fr;
}

.card {
  background: linear-gradient(135deg, rgba(125, 211, 252, 0.10), rgba(148, 163, 184, 0.06)), var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 140px;
  height: 100%;
}

.card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.25);
  background: linear-gradient(135deg, var(--hover), rgba(255, 255, 255, 0.04)), var(--card);
}

.card h2 {
  margin: 0;
  font-size: 18px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  flex: 1;
}

.card a {
  align-self: flex-start;
  text-decoration: none;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 8px 12px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.card a:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--shadow);
}

.theme-toggle {
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease;
}

.theme-toggle:hover {
  transform: translateY(-1px);
  border-color: var(--accent);
}

footer {
  margin-top: 20px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

footer a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}