:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1c2530;
  --border: #2a3441;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #2f81f7;
  --accent-2: #1f6feb;
  --ok: #3fb950;
  --err: #f85149;
  --warn: #d29922;
  --radius: 12px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  background: radial-gradient(1200px 600px at 50% -200px, #16263f 0%, var(--bg) 60%);
  color: var(--text);
  min-height: 100vh;
}

.app {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 20px 48px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0 24px;
}

.logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.5px;
}
.logo span { color: var(--accent); }

.status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}
.dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.04);
}
.dot.ok { background: var(--ok); }
.dot.err { background: var(--err); }

.main { flex: 1; }

h1 { font-size: 26px; margin: 8px 0 6px; }
.subtitle { color: var(--muted); margin: 0 0 24px; }
code {
  background: var(--panel-2);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.9em;
}

.dropzone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 44px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.18s, background 0.18s, transform 0.06s;
  outline: none;
}
.dropzone:hover, .dropzone:focus { border-color: var(--accent); }
.dropzone.drag { border-color: var(--accent); background: var(--panel-2); }
.dz-icon {
  font-size: 34px;
  color: var(--accent);
  margin-bottom: 8px;
}
.dz-title { font-size: 16px; margin: 6px 0 2px; }
.dz-sub { color: var(--muted); margin: 0; font-size: 13px; }
.dz-file { margin: 12px 0 0; color: var(--accent); font-weight: 600; }

.token-row {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.token-row label { font-size: 13px; color: var(--muted); }
.token-row input {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 14px;
}

.actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}
.btn {
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s, transform 0.06s;
}
.btn:hover:not(:disabled) { transform: translateY(-1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.primary { background: var(--accent-2); border-color: var(--accent); }
.btn.primary:hover:not(:disabled) { background: var(--accent); }

.spinner {
  width: 20px; height: 20px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.result {
  margin-top: 26px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.result-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
}
.badge {
  font-weight: 700;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
}
.badge.ok { background: rgba(63,185,80,0.15); color: var(--ok); }
.badge.err { background: rgba(248,81,73,0.15); color: var(--err); }
.log {
  margin: 0;
  padding: 16px;
  font-family: "Cascadia Code", Consolas, "Courier New", monospace;
  font-size: 12.5px;
  line-height: 1.5;
  color: #c9d1d9;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 360px;
  overflow: auto;
}

.footer {
  margin-top: 32px;
  text-align: center;
  color: var(--muted);
  font-size: 12.5px;
}