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

:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --radius: 12px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

header {
  text-align: center;
  padding: 3rem 1rem 1.5rem;
}

header h1 { font-size: 2.2rem; margin-bottom: 0.25rem; }
header p { color: var(--text-muted); font-size: 1.05rem; }

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem 2rem;
  display: grid;
  gap: 1.5rem;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.card h2 { margin-bottom: 1rem; font-size: 1.35rem; }

.card button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0.6rem 1.4rem;
  border-radius: 8px;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s;
  margin-bottom: 1rem;
}

.card button:hover { background: var(--accent-hover); }
.card button:disabled { opacity: 0.5; cursor: not-allowed; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.item {
  background: #0f172a;
  border-radius: 8px;
  padding: 0.9rem;
  font-size: 0.9rem;
  border: 1px solid #334155;
}

.item .title { font-weight: 600; margin-bottom: 0.2rem; }
.item .body { color: var(--text-muted); font-size: 0.85rem; }
.item img { width: 100%; border-radius: 6px; margin-top: 0.4rem; }

label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  margin-top: 0.75rem;
}

label:first-of-type { margin-top: 0; }

input[type="text"] {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  border: 1px solid #334155;
  background: #0f172a;
  color: var(--text);
  font-size: 0.9rem;
  font-family: 'SF Mono', 'Fira Code', monospace;
  outline: none;
  transition: border-color 0.2s;
}

input[type="text"]:focus { border-color: var(--accent); }

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

.log-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-top: 0;
}

.log-card h2 { margin-bottom: 1rem; font-size: 1.35rem; }

.log-window {
  max-height: 320px;
  overflow-y: auto;
  border: 1px solid #334155;
  border-radius: 8px;
  padding: 0.5rem;
  background: #0f172a;
}

.log-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.log-item {
  padding: 0.6rem 0.8rem;
  background: #1e293b;
  border-radius: 6px;
  font-size: 0.85rem;
  border: 1px solid #334155;
  word-break: break-all;
}

.log-time { color: var(--text-muted); font-size: 0.78rem; }

.log-uuid { color: var(--accent); font-family: 'SF Mono', 'Fira Code', monospace; font-size: 0.82rem; }

.log-url { color: #38bdf8; text-decoration: none; font-family: 'SF Mono', 'Fira Code', monospace; font-size: 0.82rem; word-break: break-all; }
.log-url:hover { text-decoration: underline; }

.log-search { color: var(--text-muted); font-size: 0.82rem; }

.found { color: #22c55e; font-weight: 600; }
.not-found { color: #ef4444; font-weight: 600; }

code { background: #334155; padding: 0.1em 0.35em; border-radius: 4px; font-size: 0.85em; }

footer {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.loading { color: var(--accent); font-style: italic; }
.error { color: #ef4444; }