/* 极简终端 / 编辑器风格（更接近程序员手写 UI，而不是模板站） */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root{
  --bg: #ffffff;
  --bg-soft: #f8f9fa;
  --panel: #ffffff;
  --border: #e1e4e8;
  --text: #24292e;
  --muted: #586069;
  --accent: #0366d6;
  --accent-2: #0f766e;
  --danger: #dc3545;
  --shadow: 0 0 0 1px var(--border);
}

html, body { height: 100%; }

body{
  font-family: 'JetBrains Mono', 'Consolas', 'Monaco', 'Courier New', monospace;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

[data-theme="dark"]{
  --bg: #0b1220;
  --bg-soft: #0f172a;
  --panel: #0b1220;
  --border: rgba(148,163,184,.22);
  --text: #e5e7eb;
  --muted: rgba(229,231,235,.7);
  --accent: #60a5fa;
  --accent-2: #2dd4bf;
  --danger: #f87171;
}

.terminal-container{
  max-width: 1100px;
  width: 95%;
  margin: 20px auto;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 40px);
}

.terminal-header{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  min-height: 48px;
}

.terminal-title{
  display: flex;
  align-items: center;
  gap: 10px;
}

.terminal-text{
  font-weight: 700;
  letter-spacing: .2px;
}

.terminal-badge{
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--muted);
  background: var(--bg-soft);
}

.terminal-header-right{
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-link{
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px dotted transparent;
}
.header-link:hover{
  color: var(--text);
  border-bottom-color: var(--border);
}

.header-btn{
  appearance: none;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
}
.header-btn:hover{
  color: var(--text);
  border-color: color-mix(in oklab, var(--border) 70%, var(--text));
}

.terminal-body{
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex: 1;
  overflow-x: hidden;
}

.terminal-output{ font-size: 13px; }
.output-line{
  margin-bottom: 6px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.prompt{ color: var(--accent-2); font-weight: 700; }
.command{ color: var(--text); font-weight: 600; }
.output-label{ color: var(--text); font-weight: 600; }
.output-text{ color: var(--muted); }
.feature-tag{
  font-size: 11px;
  padding: 2px 6px;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--panel);
  color: var(--muted);
}
.separator-line{ margin-top: 8px; }
.separator-line .output-text{
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.main-panel{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.panel-section{
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.section-header{
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--border);
}
.section-left{
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-width: 0;
}
.section-label{
  color: var(--accent);
  font-weight: 700;
  font-size: 12px;
}
.section-desc{
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.section-right{
  display: flex;
  align-items: center;
  gap: 8px;
}
.stat-pill{
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--muted);
}

.editor-wrap{
  position: relative;
  border: 1px solid var(--border);
  background: var(--bg);
  display: grid;
  grid-template-columns: 52px 1fr;
  min-height: 380px;
  overflow: hidden;
}

.line-numbers{
  padding: 10px 8px;
  border-right: 1px solid var(--border);
  background: var(--bg-soft);
  color: color-mix(in oklab, var(--muted) 80%, var(--text));
  font-size: 12px;
  line-height: 1.55;
  overflow: hidden;
  user-select: none;
}
.line-numbers div{ height: 1.55em; }

.code-input{
  width: 100%;
  border: none;
  outline: none;
  resize: none;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--text);
  background: transparent;
  font-family: inherit;
  min-height: 380px;
}
.code-input[readonly]{
  color: color-mix(in oklab, var(--text) 85%, var(--muted));
}

.error-panel{
  border: 1px solid color-mix(in oklab, var(--danger) 50%, var(--border));
  background: color-mix(in oklab, var(--danger) 8%, var(--panel));
  padding: 12px;
}
.error-title{
  color: var(--danger);
  font-weight: 700;
  margin-bottom: 6px;
  font-size: 12px;
}
.error-message{
  color: var(--muted);
  font-size: 12px;
  word-break: break-word;
}

.options{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 4px;
}
.option{
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}
.select{
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  border-radius: 6px;
  padding: 6px 8px;
  font-family: inherit;
  font-size: 12px;
}
.checkbox{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  cursor: pointer;
  user-select: none;
}
.checkbox input{ accent-color: var(--accent); }

.actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 4px;
}
.action-btn{
  appearance: none;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
  font-family: inherit;
}
.action-btn:hover{
  border-color: color-mix(in oklab, var(--border) 60%, var(--text));
  transform: translateY(-1px);
}
.action-btn:active{ transform: translateY(0); }
.action-btn.primary{
  border-color: color-mix(in oklab, var(--accent) 55%, var(--border));
  color: var(--accent);
  font-weight: 700;
}
.action-btn.danger{
  border-color: color-mix(in oklab, var(--danger) 55%, var(--border));
  color: var(--danger);
}

.status-bar{
  margin-top: 2px;
  padding-top: 6px;
  color: var(--muted);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.status-split{
  color: color-mix(in oklab, var(--muted) 60%, var(--border));
}

.doc{
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 16px;
}
.doc h2{
  font-size: 14px;
  margin: 6px 0 10px;
  color: var(--text);
}
.doc p, .doc li{
  color: var(--muted);
  font-size: 12px;
}
.doc ol{ padding-left: 18px; margin-bottom: 10px; }
.doc details{
  border-top: 1px dashed var(--border);
  padding: 10px 0;
}
.doc details:first-of-type{ border-top: none; }
.doc summary{
  cursor: pointer;
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
  outline: none;
}
.doc details p{ margin-top: 6px; }

/* Footer */
.site-footer{
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 12px 16px;
}
.footer-row{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-label{
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}
.friend-links{
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.friend-links a{
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px dotted transparent;
}
.friend-links a:hover{
  color: var(--text);
  border-bottom-color: var(--border);
}
.footer-sep{
  color: color-mix(in oklab, var(--muted) 60%, var(--border));
}

/* Toast */
.toast-host{
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast{
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
  min-width: 240px;
  box-shadow: 0 8px 30px rgba(0,0,0,.08);
  font-size: 12px;
}
.toast.success{ border-color: color-mix(in oklab, var(--accent-2) 40%, var(--border)); }
.toast.warning{ border-color: color-mix(in oklab, #f59e0b 45%, var(--border)); }
.toast.danger{ border-color: color-mix(in oklab, var(--danger) 45%, var(--border)); }
.toast.info{ border-color: color-mix(in oklab, var(--accent) 35%, var(--border)); }

@media (max-width: 1200px){
  .main-panel{ grid-template-columns: 1fr; }
  .editor-wrap{ min-height: 320px; }
  .code-input{ min-height: 320px; }
}

/* Scrollbar */
::-webkit-scrollbar{ width: 10px; height: 10px; }
::-webkit-scrollbar-track{ background: var(--bg-soft); }
::-webkit-scrollbar-thumb{
  background: color-mix(in oklab, var(--muted) 35%, var(--border));
  border-radius: 10px;
  border: 2px solid var(--bg-soft);
}
::-webkit-scrollbar-thumb:hover{
  background: color-mix(in oklab, var(--muted) 55%, var(--border));
}