:root {
  color-scheme: dark;
  --bg: #0b0d0f;
  --panel: #14191b;
  --panel-soft: #101416;
  --line: rgba(224, 237, 233, 0.13);
  --line-strong: rgba(224, 237, 233, 0.24);
  --text: #eef3ef;
  --muted: #9ba8a4;
  --soft: #66736f;
  --accent: #b8f36c;
  --accent-dark: #121b0c;
  --danger: #ff9e91;
  font-family: "Avenir Next", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { min-width: 320px; background: var(--bg); }
body { min-width: 320px; min-height: 100vh; margin: 0; color: var(--text); background: radial-gradient(circle at 0 0, rgba(184, 243, 108, 0.08), transparent 28rem), var(--bg); }
a { color: inherit; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.42; }

.tool-shell { width: min(100% - 36px, 980px); margin: 0 auto; padding: 28px 0 40px; }
.compact-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 38px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 750; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 29px; height: 29px; border-radius: 9px 9px 9px 3px; color: var(--accent-dark); background: var(--accent); font-family: Georgia, serif; font-size: 18px; font-weight: 700; }
.admin-link { color: var(--soft); font-family: "SFMono-Regular", Consolas, monospace; font-size: 11px; text-decoration: none; }
.admin-link:hover { color: var(--accent); }

.tool-grid { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 14px; }
.tool-card { min-width: 0; padding: 27px; border: 1px solid var(--line); border-radius: 17px; background: linear-gradient(145deg, rgba(22, 28, 30, 0.96), rgba(14, 18, 20, 0.96)); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.24); }
.section-label { color: var(--soft); font-family: "SFMono-Regular", Consolas, monospace; font-size: 10px; letter-spacing: 0.16em; }
h1 { margin: 17px 0 30px; font-size: clamp(30px, 4vw, 47px); font-weight: 650; letter-spacing: -0.07em; line-height: 1; }
.primary-button, .secondary-button, .ghost-button { border-radius: 10px; font-size: 12px; font-weight: 750; transition: transform 160ms ease, background 160ms ease, border-color 160ms ease; }
.primary-button { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 14px 15px 14px 17px; border: 1px solid var(--accent); color: var(--accent-dark); background: var(--accent); }
.primary-button:hover { transform: translateY(-1px); background: #c9f895; }
.button-arrow { font-size: 19px; line-height: 1; }
.callback-detail { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 9px; align-items: center; margin-top: 24px; color: var(--soft); font-size: 11px; }
.callback-detail code { min-width: 0; overflow: hidden; color: var(--muted); font-family: "SFMono-Regular", Consolas, monospace; font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.text-button, .reset-button { padding: 0; border: 0; color: var(--accent); background: transparent; font-size: 11px; white-space: nowrap; }
.text-button:hover, .reset-button:hover { color: #d8ffa9; }
.manual-panel { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.manual-title { display: flex; align-items: center; gap: 9px; margin-bottom: 12px; font-size: 12px; font-weight: 700; }
.manual-title span { color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 10px; }
.manual-panel input { display: block; width: 100%; padding: 11px 12px; border: 1px solid var(--line-strong); border-radius: 9px; outline: none; color: var(--text); background: #0a0d0e; font-family: "SFMono-Regular", Consolas, monospace; font-size: 10px; }
.manual-panel input:focus { border-color: rgba(184, 243, 108, 0.65); }
.manual-panel input::placeholder { color: #4d5955; }
.full-button { width: 100%; margin-top: 9px; }
.secondary-button { padding: 11px 14px; border: 1px solid var(--accent); color: var(--accent-dark); background: var(--accent); }
.secondary-button:hover:not(:disabled) { transform: translateY(-1px); background: #c9f895; }
.ghost-button { padding: 10px 13px; border: 1px solid var(--line-strong); color: var(--muted); background: transparent; }
.ghost-button:hover:not(:disabled) { color: var(--text); border-color: var(--muted); }

.result-card { display: flex; flex-direction: column; }
.result-topline { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.status-pill { padding: 6px 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--soft); font-size: 10px; white-space: nowrap; }
.status-pill.success { color: var(--accent); border-color: rgba(184, 243, 108, 0.3); background: rgba(184, 243, 108, 0.07); }
.status-pill.error { color: var(--danger); border-color: rgba(255, 158, 145, 0.3); background: rgba(255, 158, 145, 0.07); }
.status-message { display: flex; gap: 8px; align-items: center; min-height: 35px; margin: 20px 0 12px; color: var(--muted); font-size: 11px; }
.status-icon { color: var(--accent); font-size: 15px; }
.status-message.error { color: var(--danger); }
.status-message.error .status-icon { color: var(--danger); }
.status-message.success { color: #d8f5bb; }
.json-output { display: block; flex: 1; width: 100%; min-height: 273px; resize: vertical; padding: 14px; border: 1px solid var(--line); border-radius: 10px; outline: none; color: #d0efa9; background: #090c0d; font-family: "SFMono-Regular", Consolas, monospace; font-size: 11px; line-height: 1.6; }
.json-output:focus { border-color: rgba(184, 243, 108, 0.55); }
.json-output::placeholder { color: #4d5955; }
.result-actions { display: flex; align-items: center; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.reset-button { margin-left: auto; color: var(--soft); }
.toast { position: fixed; right: 22px; bottom: 22px; z-index: 5; padding: 10px 13px; border: 1px solid rgba(184, 243, 108, 0.3); border-radius: 9px; color: var(--accent); background: #182216; font-size: 11px; opacity: 0; transform: translateY(8px); pointer-events: none; transition: opacity 160ms ease, transform 160ms ease; }
.toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 760px) {
  .tool-shell { width: min(100% - 24px, 540px); padding-top: 18px; }
  .compact-header { margin-bottom: 25px; }
  .tool-grid { grid-template-columns: 1fr; }
  .tool-card { padding: 22px; }
  .json-output { min-height: 220px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}