:root {
  --bg: #05080a;
  --bg-2: #0a1114;
  --panel: #0b1216;
  --panel-2: #0f191e;
  --line: rgba(98, 255, 195, 0.18);
  --line-strong: rgba(98, 255, 195, 0.42);
  --text: #d5ffe9;
  --muted: #79a994;
  --green: #62ffc3;
  --green-dim: #1f7f63;
  --amber: #ffd166;
  --red: #ff6b6b;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background:
    radial-gradient(circle at top, rgba(98, 255, 195, 0.08), transparent 30%),
    linear-gradient(180deg, #05080a 0%, #071014 100%);
  color: var(--text);
  font-family: "Fira Sans", "Microsoft YaHei", sans-serif;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  background-image:
    linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 100% 4px, 4px 100%;
}

.frame {
  width: min(1440px, calc(100% - 28px));
  margin: 0 auto;
  padding: 20px 0 32px;
}

.topbar, .topbar__meta, .grid, .file-row, .actions, .result-meta, .result-subgrid {
  display: flex;
  gap: 16px;
}

.topbar {
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border: 1px solid var(--line);
  background: rgba(9, 16, 20, 0.88);
  backdrop-filter: blur(8px);
}

.brand, .terminal-title, label, .btn, .badge, .mini-box__label {
  font-family: "Fira Code", monospace;
}

.brand {
  color: var(--green);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.subbrand, .hint {
  color: var(--muted);
}

.grid {
  margin-top: 18px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.panel {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(13, 24, 29, 0.98) 0%, rgba(8, 14, 18, 0.98) 100%);
  position: relative;
  overflow: hidden;
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(98, 255, 195, 0.03), transparent);
  transform: translateX(-100%);
  animation: scan 8s linear infinite;
}

.panel--console, .panel--result {
  padding: 22px;
}

.panel--console {
  flex: 1 1 100%;
}

.panel--result {
  flex: 1 1 100%;
}

.terminal-title {
  color: var(--green);
  margin-bottom: 14px;
  font-size: 13px;
  letter-spacing: 0.08em;
}

.stat, .mini-box {
  flex: 1 1 180px;
  min-width: 180px;
  border: 1px solid var(--line);
  background: rgba(10, 18, 22, 0.9);
  padding: 14px;
}

.stat span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 8px;
}

.stat strong {
  color: var(--green);
  font-family: "Fira Code", monospace;
  font-size: 18px;
}

.console-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field--full {
  grid-column: 1 / -1;
}

label {
  color: var(--green);
  font-size: 12px;
  letter-spacing: 0.04em;
}

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #081014;
  color: var(--text);
  padding: 12px 14px;
  font: inherit;
}

input::placeholder, textarea::placeholder {
  color: #4e7b69;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

input:focus-visible, textarea:focus-visible {
  outline: none;
  border-color: var(--line-strong);
  box-shadow: 0 0 0 1px rgba(98, 255, 195, 0.25);
}

.toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
}

.toggle input {
  width: 16px;
  height: 16px;
  accent-color: var(--green);
}

.file-row {
  align-items: center;
  flex-wrap: wrap;
}

.upload-card {
  display: grid;
  gap: 8px;
  border: 1px dashed var(--line-strong);
  background:
    linear-gradient(180deg, rgba(10, 20, 24, 0.98) 0%, rgba(7, 14, 18, 0.98) 100%);
  padding: 18px;
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.upload-card:hover {
  border-color: rgba(98, 255, 195, 0.72);
  background: rgba(12, 24, 29, 0.98);
  transform: translateY(-1px);
}

.upload-card input[type="file"] {
  display: none;
}

.upload-card__title {
  color: var(--green);
  font-family: "Fira Code", monospace;
  font-size: 16px;
  font-weight: 700;
}

.upload-card__meta {
  color: var(--text);
  font-size: 14px;
}

.upload-card__hint {
  color: var(--muted);
  font-size: 12px;
}

.btn, .link-btn {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--green);
  padding: 11px 16px;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.btn:disabled {
  cursor: wait;
  opacity: 0.65;
}

.btn:hover, .link-btn:hover {
  background: rgba(98, 255, 195, 0.08);
}

.btn--primary {
  background: var(--green);
  color: #04110c;
  font-weight: 700;
}

.btn--primary:hover {
  background: #8dffd5;
}

.actions {
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  color: var(--amber);
  padding: 6px 10px;
  font-size: 12px;
  background: rgba(255, 209, 102, 0.04);
}

.result-meta, .result-subgrid {
  flex-wrap: wrap;
  margin-top: 14px;
}

.result-box, pre {
  margin: 0;
  border: 1px solid var(--line);
  background: #071014;
  padding: 16px;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "Fira Code", monospace;
  line-height: 1.7;
}

.result-box {
  margin-top: 14px;
  min-height: 280px;
}

.mini-box__label {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 10px;
}

@keyframes scan {
  from { transform: translateX(-100%); }
  to { transform: translateX(100%); }
}

@media (prefers-reduced-motion: reduce) {
  .panel::before {
    animation: none;
  }
}

@media (max-width: 980px) {
  .frame {
    width: min(100% - 18px, 100%);
  }

  .topbar, .topbar__meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .console-form {
    grid-template-columns: 1fr;
  }
}