:root {
  --bg: #0f1115;
  --surface: #171a21;
  --surface-2: #1f232c;
  --border: #2a2f3a;
  --text: #e8eaed;
  --text-dim: #9aa0ab;
  --accent: #5b8cff;
  --accent-2: #7ee0c3;
  --danger: #ff6b6b;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
}

.brand {
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand .dot { color: var(--accent-2); }

.nav-links { display: flex; gap: 1rem; align-items: center; }

.btn {
  padding: 0.6rem 1.2rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
  font-size: 0.95rem;
  text-decoration: none;
  display: inline-block;
}

.btn:hover { border-color: var(--accent); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #7a5cff);
  border: none;
  font-weight: 600;
}

.hero {
  text-align: center;
  padding: 5rem 1.5rem 3rem;
  max-width: 720px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 2.6rem;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.hero .highlight {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p { color: var(--text-dim); font-size: 1.05rem; }

.badge-row {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.badge {
  font-size: 0.8rem;
  color: var(--accent-2);
  background: rgba(126, 224, 195, 0.08);
  border: 1px solid rgba(126, 224, 195, 0.25);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  max-width: 1000px;
  margin: 2rem auto 4rem;
  padding: 0 1.5rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.card:hover { transform: translateY(-2px); border-color: var(--accent); }

.card .icon { font-size: 1.8rem; margin-bottom: 0.75rem; display: block; }
.card h3 { margin: 0 0 0.35rem; font-size: 1.05rem; }
.card p { margin: 0; color: var(--text-dim); font-size: 0.88rem; }
.card .soon { color: var(--text-dim); font-size: 0.75rem; }

.tool-page {
  max-width: 720px;
  margin: 3rem auto;
  padding: 0 1.5rem;
}

.dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--text-dim);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.dropzone.drag { border-color: var(--accent); background: rgba(91, 140, 255, 0.06); }

.file-list { margin: 1.5rem 0; }

.file-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.7rem 1rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.file-row button {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 0.85rem;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.modal-overlay.hidden { display: none; }
.hidden { display: none; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 380px;
  text-align: center;
}

.modal h2 { margin-top: 0; }
.modal p { color: var(--text-dim); }

.privacy-note {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  margin: 2rem auto;
  max-width: 640px;
  color: var(--text-dim);
  font-size: 0.85rem;
}

footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.8rem;
  padding: 2rem;
}

.footer-brand {
  text-align: center;
  padding: 0 2rem 2rem;
  font-size: 0.78rem;
  color: var(--text-dim);
  opacity: 0.7;
}

.footer-brand a {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.footer-brand a:hover {
  color: var(--accent-2);
  border-color: var(--accent-2);
}