:root {
  --bg: #000000;
  --fg: #ffffff;
  --dim: #808080;
  --border: #2a2a2a;
  --accent: #ffffff;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-monospace, "SF Mono", "Cascadia Code", "Consolas", monospace;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.02em;
}

.card {
  width: 100%;
  max-width: 420px;
  padding: 40px 32px;
  border: 1px solid var(--border);
}

.title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--dim);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon {
  width: 16px;
  height: 16px;
  stroke: var(--fg);
  fill: none;
  stroke-width: 1.5;
  flex-shrink: 0;
}

input[type="password"] {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 12px 14px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
}

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

button {
  width: 100%;
  margin-top: 16px;
  background: var(--fg);
  color: var(--bg);
  border: none;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  cursor: pointer;
}

button:hover {
  opacity: 0.85;
}

button:disabled {
  opacity: 0.4;
  cursor: default;
}

.error {
  color: var(--fg);
  border: 1px solid var(--border);
  padding: 10px 12px;
  font-size: 12px;
  margin-bottom: 16px;
}

.dropzone {
  border: 1px dashed var(--border);
  padding: 48px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s;
}

.dropzone.drag {
  border-color: var(--fg);
}

.dropzone .icon {
  width: 22px;
  height: 22px;
  margin-bottom: 14px;
}

.dropzone-label {
  font-size: 12px;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

#fileInput {
  display: none;
}

.status {
  margin-top: 24px;
  font-size: 12px;
  color: var(--dim);
  min-height: 16px;
  white-space: pre-line;
}

.progress-track {
  margin-top: 10px;
  height: 2px;
  background: var(--border);
  width: 100%;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--fg);
  transition: width 0.1s linear;
}

.meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--dim);
  margin-top: 8px;
}

.footer-link {
  display: block;
  text-align: center;
  margin-top: 24px;
  font-size: 11px;
  color: var(--dim);
  text-decoration: none;
}

.footer-link:hover {
  color: var(--fg);
}