/* ============================================================
 * verilog.css — Verilog 实验模式样式
 * ============================================================ */

/* ---------- Tab 栏 ---------- */
#tabbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.tab {
  padding: 7px 16px;
  border-radius: 8px;
  background: var(--panel2);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: all .15s;
}
.tab:hover { border-color: var(--accent); }
.tab.active { background: #1e5aa8; border-color: #2f7bd6; color: #fff; }
.tab-title { margin-left: auto; font-size: 12px; color: var(--text-dim); }

/* ---------- Verilog 工具栏 ---------- */
#v-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.v-hint { font-size: 12px; color: var(--text-dim); }

/* ---------- 主体：上（代码+端口）下（波形全宽） ---------- */
#v-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
#v-top {
  flex: 0 0 46%;
  display: flex;
  min-height: 0;
  border-bottom: 1px solid var(--border);
}
#v-editor-wrap {
  flex: 1.1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  border-right: 1px solid var(--border);
}
#v-ports-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  background: var(--panel);
}
#v-wave-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--panel);
}
.v-panel-head {
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.v-tip { font-weight: 400; font-size: 11px; color: var(--text-dim); }

/* ---------- 编辑器 ---------- */
#v-editor {
  flex: 1;
  display: flex;
  min-height: 0;
  background: #0d1520;
}
.v-lines {
  width: 44px;
  padding: 10px 6px 10px 0;
  text-align: right;
  font-family: monospace;
  font-size: 13px;
  line-height: 1.5;
  color: #4a5a6a;
  background: #101a26;
  overflow: hidden;
  user-select: none;
  white-space: pre;
}
.v-code {
  flex: 1;
  padding: 10px;
  border: none;
  outline: none;
  resize: none;
  background: transparent;
  color: #d5e2ef;
  font-family: 'JetBrains Mono', Consolas, monospace;
  font-size: 13px;
  line-height: 1.5;
  white-space: pre;
  tab-size: 2;
}
.v-errors {
  min-height: 50px;
  max-height: 130px;
  overflow-y: auto;
  padding: 8px 12px;
  font-family: monospace;
  font-size: 12px;
  color: var(--text-dim);
  background: #121b28;
  border-top: 1px solid var(--border);
  white-space: pre-wrap;
  word-break: break-all;
}
.v-errors.ok { color: #58c98d; }
.v-errors.err { color: var(--danger); }

/* ---------- 端口区 ---------- */
.v-ports {
  padding: 8px 10px;
  flex: 1;
  overflow-y: auto;
}
.port-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  flex-wrap: wrap;
}
.port-name {
  font-family: monospace;
  font-weight: 700;
  font-size: 13px;
  color: #7fd0ff;
  min-width: 70px;
}
.port-desc {
  font-family: sans-serif;
  font-weight: 400;
  font-size: 11px;
  color: #8aa0b5;
}
.port-tag {
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  font-family: monospace;
}
.port-tag.in { background: #1e5a3a; color: #58c98d; border: 1px solid #2a7a4e; }
.port-tag.out { background: #5a3a1e; color: #e8a85c; border: 1px solid #7a5a2a; }
/* 按位开关 */
.bits { display: inline-flex; gap: 3px; }
.bit-sw {
  width: 24px; height: 24px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--panel2);
  color: var(--text-dim);
  font-family: monospace;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: all .15s;
}
.bit-sw.on { background: #ff5c5c; color: #fff; border-color: #ff5c5c; }
.port-mode {
  padding: 3px 6px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-size: 12px;
}
.port-ctrl { display: flex; align-items: center; gap: 6px; }
.port-switch {
  width: 34px; height: 24px;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--panel2);
  color: var(--text-dim);
  font-family: monospace;
  font-weight: 700;
  cursor: pointer;
  transition: all .15s;
}
.port-switch.on { background: #ff5c5c; color: #fff; border-color: #ff5c5c; }
.port-value {
  width: 64px;
  padding: 4px 6px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-family: monospace;
}
.port-period {
  width: 56px;
  padding: 4px 6px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  font-family: monospace;
}
.hidden { display: none !important; }
.port-empty { color: var(--text-dim); font-size: 12px; padding: 6px 0; }

.port-out-head {
  margin-top: 8px;
  font-size: 12px;
  color: var(--accent2);
  font-family: monospace;
}
.port-out { padding: 6px 0; }
.out-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  flex-wrap: wrap;
}
.out-val {
  font-family: monospace;
  font-weight: 700;
  color: var(--accent2);
  min-width: 24px;
}
.led {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: #24344a;
  border: 1px solid #3a4a5a;
  display: inline-block;
  transition: all .15s;
}
.led.on { background: #ff5c5c; box-shadow: 0 0 8px #ff5c5c; border-color: #ff5c5c; }

/* ---------- 波形（全宽） ---------- */
#v-wave {
  flex: 1;
  width: 100%;
  height: 100%;
  min-height: 0;
  display: block;
  background: #121b28;
}

/* ---------- 窄屏适配 ---------- */
@media (max-width: 900px) {
  #v-top { flex: 0 0 55%; flex-direction: column; overflow-y: auto; }
  #v-editor-wrap { min-height: 240px; border-right: none; border-bottom: 1px solid var(--border); }
  #v-ports-wrap { min-height: 180px; }
  #v-wave-wrap { min-height: 200px; }
  .v-hint { display: none; }
}