:root {
  --bg: #eef6ff;
  --panel: #f8fcff;
  --text: #0f172a;
  --muted: #4b5a73;
  --line: #d4deef;
  --brand: #0f6fcd;
  --brand-strong: #0a4faa;
  --warning: #ca4b4b;
  --ok: #146b43;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "PingFang SC", "Noto Sans SC", "Hiragino Sans GB", "Segoe UI", sans-serif;
  background: radial-gradient(circle at 10% -10%, #dff3ff 0%, transparent 45%), radial-gradient(circle at 90% 0%, #e0dcff 0%, transparent 38%), var(--bg);
  color: var(--text);
}

.page {
  width: min(1080px, 95vw);
  margin: 24px auto 44px;
  display: grid;
  gap: 16px;
}

h1, h2, h3 {
  margin: 0 0 10px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  box-shadow: 0 6px 22px rgba(15, 39, 74, 0.1);
  animation: fade-in 0.24s ease-out;
}

@keyframes fade-in {
  from {
    opacity: 0.4;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero {
  padding-bottom: 2px;
}

.hero .eyebrow {
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: 12px;
  margin: 0 0 4px;
}

.hero p {
  color: var(--muted);
}

.hero code {
  background: rgba(15, 111, 205, 0.12);
  border-radius: 6px;
  padding: 2px 6px;
}

.field {
  display: block;
  margin: 10px 0;
  color: var(--muted);
  font-size: 13px;
}

.field input, .field textarea {
  margin-top: 6px;
  width: 100%;
  border: 1px solid #b9cbec;
  border-radius: 8px;
  padding: 9px 10px;
  font: inherit;
  resize: vertical;
}

.field select {
  margin-top: 6px;
  width: auto;
  min-width: 250px;
  border: 1px solid #b9cbec;
  border-radius: 8px;
  padding: 9px 10px;
  font: inherit;
}

.proxy-list {
  margin-top: 6px;
  border: 1px solid #b9cbec;
  border-radius: 8px;
  background: #fff;
  padding: 8px;
  display: grid;
  gap: 8px;
}

.legacy-hidden {
  display: none !important;
}

.proxy-item {
  border: 1px solid #d8e5fb;
  border-radius: 8px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.proxy-item.empty {
  border-style: dashed;
  color: var(--muted);
}

.proxy-title {
  color: var(--text);
  word-break: break-all;
}

.grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.actions {
  margin-top: 8px;
}

.tip {
  color: var(--muted);
  margin: 8px 0 2px;
}

button {
  border: 1px solid var(--brand);
  background: linear-gradient(180deg, #2e82ef, var(--brand));
  color: #fff;
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
  transition: transform .15s ease, filter .2s ease;
}

button:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
}

button[disabled] {
  background: #b1c8e8;
  border-color: #8da9d2;
  opacity: 0.65;
  cursor: not-allowed;
}

button.danger {
  border-color: #cf6a6a;
  background: linear-gradient(180deg, #d46c6c, #c44f4f);
}

#translateProgress {
  width: 100%;
  height: 16px;
  margin-top: 6px;
}

#translateProgressText {
  margin-top: 4px;
  color: var(--muted);
}

.result-summary {
  color: var(--muted);
  margin-bottom: 10px;
}

.result-card {
  border: 1px solid #d8e5fb;
  background: #fff;
  border-radius: 10px;
  margin-top: 10px;
  padding: 10px;
}

.result-card.error {
  border-color: #ffd4d4;
  color: var(--warning);
}

.result-title {
  margin-bottom: 8px;
  color: var(--text);
  font-weight: 600;
}

.result-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
}

.result-preview {
  width: 100%;
  border: 1px solid #d4e0f2;
  border-radius: 8px;
  padding: 8px;
}