:root {
  color-scheme: light;
  --bg: #f6f5f1;
  --surface: #ffffff;
  --ink: #161616;
  --muted: #696963;
  --line: #d8d6ce;
  --accent: #2f7664;
  --accent-strong: #245d50;
  --danger: #a43d32;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

button,
input {
  font: inherit;
  letter-spacing: 0;
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.archive-box {
  width: min(680px, 100%);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  box-shadow: 0 18px 42px rgba(28, 25, 19, 0.08);
}

.input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

input {
  min-width: 0;
  width: 100%;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: #fbfaf7;
  padding: 0 14px;
  outline: none;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 118, 100, 0.16);
}

button {
  height: 48px;
  min-width: 112px;
  border: 0;
  border-radius: 6px;
  color: #ffffff;
  background: var(--accent);
  padding: 0 18px;
  cursor: pointer;
}

button:hover {
  background: var(--accent-strong);
}

button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.progress-wrap {
  padding-top: 12px;
}

.progress-track {
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7e4dc;
}

.progress-bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width 220ms ease;
}

.status-line {
  min-height: 22px;
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 22px;
}

.status-line.error {
  color: var(--danger);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

@media (max-width: 560px) {
  .shell {
    align-items: start;
    padding: 16px;
    padding-top: 20vh;
  }

  .archive-box {
    padding: 10px;
  }

  .input-row {
    grid-template-columns: 1fr;
  }

  button {
    width: 100%;
  }
}
