:root {
  color-scheme: dark;
  --bg: #111418;
  --card: #1c2128;
  --text: #e8edf2;
  --muted: #9aa6b2;
  --accent: #6ee7b7;
  --danger: #f87171;
  --line: #2d3640;
  font-family: "Segoe UI", "Noto Sans TC", sans-serif;
}

* {
  box-sizing: border-box;
}

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

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

h1 {
  margin: 0 0 8px;
  font-size: 1.8rem;
}
h2 {
  font-size: 1.1rem;
}
.tagline {
  color: var(--muted);
  margin-top: 0;
}

label {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}
input[type="text"],
input[type="password"],
input:not([type]) {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
}

button {
  background: var(--accent);
  color: #062016;
  border: 0;
  border-radius: 8px;
  padding: 8px 14px;
  font-weight: 600;
  cursor: pointer;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.drop {
  border: 2px dashed var(--line);
  border-radius: 12px;
  padding: 24px;
  background: var(--card);
  text-align: center;
  margin-bottom: 24px;
}
.drop.over {
  border-color: var(--accent);
}
.row {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}
.error {
  color: var(--danger);
}
.ok {
  color: var(--accent);
}

#file-input,
#dir-input,
#zip-input {
  display: none;
}

#case-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
}
.card a {
  color: var(--accent);
  word-break: break-all;
}
.card .meta {
  color: var(--muted);
  font-size: 0.9rem;
}
.card .actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.card .danger {
  background: var(--danger);
  color: #2a0a0a;
}