:root {
  --bg: #090d18;
  --card: rgba(255, 255, 255, 0.08);
  --card-border: rgba(255, 255, 255, 0.14);
  --text: #f5f7ff;
  --muted: #aab3cc;
  --accent: #58a6ff;
  --accent-2: #9b5cff;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(88, 166, 255, 0.22), transparent 32%),
    radial-gradient(circle at bottom right, rgba(155, 92, 255, 0.2), transparent 30%),
    var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.glass-nav {
  background: rgba(9, 13, 24, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--card-border);
}

.hero {
  padding: 42px;
  border: 1px solid var(--card-border);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(88,166,255,.18), rgba(155,92,255,.14));
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 12px;
}

.hero p {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.1rem;
  margin: 0;
}

.tool-card {
  display: block;
  height: 100%;
  padding: 28px;
  border-radius: 24px;
  color: var(--text);
  text-decoration: none;
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: 0 18px 48px rgba(0,0,0,.28);
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.tool-card:hover {
  transform: translateY(-6px);
  border-color: rgba(88, 166, 255, 0.75);
  background: rgba(255, 255, 255, 0.12);
  color: var(--text);
}

.tool-card .icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  font-size: 30px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.tool-card h3 {
  font-weight: 750;
  margin-bottom: 10px;
}

.tool-card p {
  color: var(--muted);
  min-height: 52px;
}

.tool-card span {
  color: #8ec5ff;
  font-weight: 700;
}

.disabled-card {
  opacity: .55;
  cursor: not-allowed;
}

.footer {
  color: var(--muted);
  text-align: center;
  padding: 32px 12px;
}
.drop-zone {
  border: 2px dashed rgba(88, 166, 255, 0.55);
  border-radius: 20px;
  padding: 34px 22px;
  text-align: center;
  cursor: pointer;
  background: rgba(88, 166, 255, 0.06);
  transition: 0.18s ease;
}

.drop-zone:hover,
.drop-zone.drag-over {
  border-color: rgba(88, 166, 255, 1);
  background: rgba(88, 166, 255, 0.14);
  transform: translateY(-2px);
}

.drop-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
}

.drop-subtitle {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.92rem;
}

.file-list {
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.16);
  color: var(--muted);
  max-height: 220px;
  overflow-y: auto;
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.file-item:last-child {
  border-bottom: 0;
}

.file-item span {
  word-break: break-all;
  color: var(--text);
  font-size: 0.92rem;
}

.file-item button {
  border: 0;
  border-radius: 10px;
  padding: 5px 10px;
  color: #fff;
  background: rgba(255, 80, 80, 0.75);
  font-size: 0.82rem;
}

.results-grid {
  display: grid;
  gap: 18px;
}

.result-card {
  border: 1px solid var(--card-border);
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.18);
  padding: 16px;
}

.result-title {
  color: var(--text);
  font-weight: 800;
  word-break: break-all;
}

.result-status {
  margin-top: 8px;
  font-weight: 700;
}