/* =========================================================
   窑火传薪 · 智能陶瓷烧制系统
   Premium dark control-room design system
   ========================================================= */
:root {
  /* 背景与表面 */
  --bg-base: #060b18;
  --bg-grad-top: #11203d;
  --surface: rgba(20, 33, 60, 0.55);
  --surface-2: rgba(28, 44, 76, 0.6);
  --surface-inset: rgba(8, 16, 32, 0.55);
  --border: rgba(126, 154, 200, 0.12);
  --border-strong: rgba(126, 154, 200, 0.22);

  /* 文本 */
  --text: #eaf0fa;
  --text-muted: #93a4c2;
  --text-dim: #5e6e8c;

  /* 主题色 */
  --accent: #f5954a;            /* 窑火琥珀 */
  --accent-strong: #ff7a2d;
  --accent-soft: rgba(245, 149, 74, 0.14);
  --gold: #e6c074;
  --teal: #5ee0d0;
  --green: #4ade80;
  --amber: #fbbf42;
  --red: #f87171;
  --blue: #6aa8e8;

  --radius-lg: 18px;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 10px 30px -12px rgba(0, 0, 0, 0.65);
  --shadow-soft: 0 1px 0 rgba(255, 255, 255, 0.03) inset;
}

/* ===== 全局重置 ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  font-feature-settings: "tnum" 1, "cv11" 1;
}

html, body { height: 100%; }

body {
  background:
    radial-gradient(ellipse 1200px 600px at 50% -10%, var(--bg-grad-top) 0%, transparent 70%),
    var(--bg-base);
  color: var(--text);
  min-height: 100vh;
  padding: 24px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a {
  text-decoration: none;
  color: inherit;
}
::selection {
  background: var(--accent-soft);
  color: var(--text);
}

/* ===== 主容器 ===== */
.app {
  width: 100%;
  max-width: 1440px;
  background: linear-gradient(180deg, rgba(16, 28, 52, 0.78), rgba(10, 20, 40, 0.72));
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 26px 28px;
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.85), var(--shadow-soft);
}

/* ===== 顶部标题栏 ===== */
.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 22px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: linear-gradient(145deg, #ff8a3d, #d8551c);
  border-radius: 13px;
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 6px 18px -4px rgba(255, 122, 45, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  position: relative;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 13px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.brand-text {
  font-size: clamp(17px, 1.8vw, 24px);
  font-weight: 600;
  letter-spacing: 0.5px;
  color: #f3ead0;
  line-height: 1.2;
}
.brand-text small {
  display: block;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 2px;
  color: var(--text-dim);
  margin-top: 3px;
  text-transform: uppercase;
}
.clock {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
  color: var(--text-muted);
  background: var(--surface-inset);
  padding: 8px 16px;
  border-radius: 30px;
  border: 1px solid var(--border);
}
.clock-label {
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
}
.clock-time {
  font-weight: 600;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.5px;
}
.clock-date {
  font-size: 13px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.clock-sep {
  width: 1px;
  height: 16px;
  background: var(--border-strong);
}

/* ===== 导航 Tab ===== */
.tabs {
  display: flex;
  gap: 4px;
  position: relative;
  margin-bottom: 26px;
  background: var(--surface-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 5px;
}
.tab {
  flex: 1;
  padding: 11px 16px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  position: relative;
  white-space: nowrap;
}
.tab .tab-idx {
  font-size: 11px;
  letter-spacing: 1px;
  opacity: 0.5;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.tab:hover {
  color: var(--text);
}
.tab.active {
  color: #fff;
  background: linear-gradient(180deg, rgba(245, 149, 74, 0.22), rgba(245, 149, 74, 0.12));
  box-shadow: 0 0 0 1px rgba(245, 149, 74, 0.35), 0 6px 18px -8px rgba(245, 149, 74, 0.5);
}
.tab.active .tab-idx { opacity: 0.85; color: var(--accent); }

/* ===== 主内容区 ===== */
.main { min-height: 520px; }
.page { display: none; animation: fadeIn 0.4s ease; }
.page.active { display: block; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-bottom: 24px;
}
.page-title {
  position: relative;
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 700;
  color: #f5eed8;
  letter-spacing: 0.5px;
  padding-left: 14px;
}
.page-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--accent), var(--gold));
}
.page-sub {
  font-size: 14px;
  color: var(--text-dim);
  letter-spacing: 0.3px;
}

/* ===== 玻璃卡片通用 ===== */
.glass {
  background: var(--surface);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  box-shadow: var(--shadow-card), var(--shadow-soft);
  position: relative;
}
.card-title {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.card-title::before {
  content: "";
  display: inline-block;
  width: 3px;
  height: 15px;
  border-radius: 3px;
  background: var(--accent);
}

/* ===== 页面一：工艺流程 ===== */
.overall-ring {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 40px;
  margin-bottom: 28px;
  padding: 26px 32px;
}
.ring-wrap {
  position: relative;
  width: 160px;
  height: 160px;
  flex-shrink: 0;
}
.ring-svg {
  width: 160px;
  height: 160px;
  transform: rotate(-90deg);
  filter: drop-shadow(0 0 12px rgba(245, 149, 74, 0.25));
}
.ring-bg {
  fill: none;
  stroke: rgba(126, 154, 200, 0.12);
  stroke-width: 10;
}
.ring-fg {
  fill: none;
  stroke: url(#ringGrad);
  stroke-width: 10;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.ring-center {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.ring-pct {
  font-size: 40px;
  font-weight: 700;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.ring-pct i {
  font-size: 18px;
  font-style: normal;
  color: var(--text-dim);
  margin-left: 2px;
}
.ring-label {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 6px;
  letter-spacing: 0.5px;
}
.overall-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 32px;
  flex: 1;
  min-width: 220px;
}
.meta-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  font-size: 14px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
}
.meta-lbl { color: var(--text-muted); }
.meta-val {
  color: var(--text);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.meta-val.orange { color: var(--gold); }

.flow-head {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin: 4px 0 18px;
}
.flow-head::before {
  content: "";
  display: inline-block;
  width: 3px;
  height: 15px;
  border-radius: 3px;
  background: var(--accent);
}
.process-flow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.process-step {
  background: var(--surface-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
}
.process-step:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--surface-2);
}
.process-step .step-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.3px;
}
.process-step .step-status {
  display: inline-block;
  margin: 12px 0 14px;
  padding: 3px 14px;
  border-radius: 30px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.step-status.done { background: rgba(74, 222, 128, 0.15); color: var(--green); }
.step-status.running {
  background: rgba(251, 191, 66, 0.15);
  color: var(--amber);
  animation: pulse 1.6s infinite;
}
.step-status.pending { background: rgba(126, 154, 200, 0.08); color: var(--text-dim); }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}
.process-step .step-bar {
  width: 100%;
  height: 6px;
  background: rgba(126, 154, 200, 0.12);
  border-radius: 10px;
  overflow: hidden;
}
.process-step .step-bar .fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  border-radius: 10px;
  transition: width 0.6s ease;
}

/* ===== 页面二：监控系统 ===== */
.subview { display: none; }
.subview.active { display: block; animation: fadeIn 0.3s ease; }
.subview-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  gap: 12px;
  flex-wrap: wrap;
}
.subview-head h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 9px;
}
.subview-head h3::before {
  content: "";
  display: inline-block;
  width: 3px;
  height: 15px;
  border-radius: 3px;
  background: var(--accent);
}
.subview-tip {
  font-size: 13px;
  color: var(--text-dim);
}
.kiln-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}
.kiln-card {
  background: var(--surface-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 18px;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.kiln-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card);
}
.kiln-card.running {
  border-color: rgba(245, 149, 74, 0.5);
  box-shadow: 0 0 0 1px rgba(245, 149, 74, 0.25), 0 10px 30px -14px rgba(245, 149, 74, 0.4);
}
.kiln-card .kiln-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.kiln-card .kiln-id {
  font-size: 22px;
  font-weight: 700;
  color: #f5eed8;
  letter-spacing: 0.5px;
}
.kiln-card .kiln-status {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 30px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.kiln-status.on { background: rgba(74, 222, 128, 0.15); color: var(--green); }
.kiln-status.off { background: rgba(126, 154, 200, 0.1); color: var(--text-dim); }
.kiln-status.err { background: rgba(248, 113, 113, 0.15); color: var(--red); }
.kiln-card .kiln-metrics {
  display: flex;
  gap: 22px;
  font-size: 14px;
}
.kiln-card .kiln-metrics .metric {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.kiln-card .kiln-metrics .metric-val {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.kiln-card .kiln-metrics .metric-val .metric-unit {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-dim);
  margin-left: 2px;
}
.kiln-card .kiln-metrics .metric-lbl {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}
.kiln-card .kiln-actions {
  display: flex;
  gap: 10px;
  margin-top: auto;
  padding-top: 4px;
}
.btn-sm {
  flex: 1;
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  background: rgba(126, 154, 200, 0.06);
  color: var(--text-muted);
  cursor: pointer;
  transition: 0.2s;
}
.btn-sm:hover {
  background: rgba(126, 154, 200, 0.14);
  color: var(--text);
}
.btn-sm.primary {
  background: linear-gradient(180deg, var(--accent), #e07628);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 6px 16px -6px rgba(245, 149, 74, 0.5);
}
.btn-sm.primary:hover { background: linear-gradient(180deg, #ff9456, #e68535); }

/* 子视图 2.2 详情 */
.detail-head {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: 0.2s;
}
.btn-ghost:hover {
  background: rgba(126, 154, 200, 0.12);
  color: var(--text);
}
.detail-head h3 {
  font-size: 22px;
  font-weight: 700;
  color: #f5eed8;
}
.detail-status {
  margin-left: auto;
  padding: 5px 14px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
}
.detail-status.on { background: rgba(74, 222, 128, 0.15); color: var(--green); }
.detail-status.off { background: rgba(126, 154, 200, 0.1); color: var(--text-dim); }
.detail-body {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 20px;
}
@media (max-width: 960px) {
  .detail-body { grid-template-columns: 1fr; }
}
.detail-card {
  display: flex;
  flex-direction: column;
}
.param-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.param-item label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}
.param-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.param-row input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  height: 20px;
  cursor: pointer;
}
.param-row input[type="range"]::-webkit-slider-runnable-track {
  height: 5px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) var(--p, 50%), rgba(126, 154, 200, 0.16) var(--p, 50%));
}
.param-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--accent);
  margin-top: -6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  transition: transform 0.15s;
}
.param-row input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.15); }
.param-row input[type="range"]::-moz-range-track {
  height: 5px;
  border-radius: 999px;
  background: rgba(126, 154, 200, 0.16);
}
.param-row input[type="range"]::-moz-range-progress {
  height: 5px;
  border-radius: 999px;
  background: var(--accent);
}
.param-row input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--accent);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}
.param-row .param-num {
  width: 74px;
  background: var(--surface-inset);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  font-variant-numeric: tabular-nums;
  transition: border-color 0.2s;
}
.param-row .param-num:focus {
  outline: none;
  border-color: var(--accent);
}
.param-row .unit {
  font-size: 12px;
  color: var(--text-dim);
}
.detail-btns {
  display: flex;
  gap: 12px;
  margin-top: 22px;
  flex-wrap: wrap;
}
.btn-primary {
  padding: 10px 26px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  background: linear-gradient(180deg, var(--accent), #e07628);
  color: #fff;
  box-shadow: 0 8px 20px -6px rgba(245, 149, 74, 0.55);
  cursor: pointer;
  transition: 0.2s;
}
.btn-primary:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-start {
  padding: 10px 26px;
  border: 1px solid var(--green);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  background: rgba(74, 222, 128, 0.12);
  color: var(--green);
  cursor: pointer;
  transition: 0.2s;
}
.btn-start:hover { background: rgba(74, 222, 128, 0.2); }
.btn-start.running {
  background: rgba(248, 113, 113, 0.14);
  color: var(--red);
  border-color: var(--red);
}

/* 窑炉可视化动画 */
.kiln-visual {
  display: flex;
  justify-content: center;
  margin: 14px 0 18px;
}
.kiln-shell {
  width: 132px;
  height: 132px;
  background: radial-gradient(circle at 32% 30%, #3b5486, #16243f);
  border-radius: 50%;
  border: 2px solid rgba(126, 154, 200, 0.3);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 2px 12px rgba(0, 0, 0, 0.5), 0 8px 28px -10px rgba(0, 0, 0, 0.7);
}
.kiln-fire {
  position: absolute;
  width: 62%;
  height: 62%;
  background: radial-gradient(circle, #ff9a4d, #ff4400);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.5s;
  filter: blur(14px);
  animation: fireGlow 1.6s infinite alternate;
}
@keyframes fireGlow {
  0% { transform: scale(0.88); opacity: 0.3; }
  100% { transform: scale(1.12); opacity: 0.75; }
}
.kiln-shell .kiln-id {
  font-size: 30px;
  font-weight: 700;
  color: #f5eed8;
  z-index: 2;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.6);
  letter-spacing: 0.5px;
}
.kiln-fire.active { opacity: 1; }
.feedback-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 16px;
  margin-top: 8px;
}
.fb-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 14px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
}
.fb-lbl { color: var(--text-muted); }
.fb-val {
  font-weight: 700;
  color: var(--text);
  font-size: 17px;
  font-variant-numeric: tabular-nums;
}
.fb-val.orange { color: var(--gold); }
.fb-unit { font-size: 11px; color: var(--text-dim); margin-left: 2px; }

/* ===== 页面三：烧制系统 ===== */
.firing-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  align-items: start;
}
@media (max-width: 1040px) {
  .firing-layout { grid-template-columns: 1fr; }
}
.firing-chart-box {
  min-height: 400px;
  display: flex;
  flex-direction: column;
}
.chart-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.chart-legend {
  display: flex;
  gap: 18px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
}
.chart-legend .lg {
  display: flex;
  align-items: center;
  gap: 7px;
}
.chart-legend .lg i {
  display: inline-block;
  width: 22px;
  height: 3px;
  border-radius: 4px;
}
.lg-target i { background: var(--accent); }
.lg-actual i { background: var(--teal); }
#firingChart {
  width: 100%;
  flex: 1;
  background: rgba(0, 0, 0, 0.22);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.firing-console {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
}
.console-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--border);
}
.console-row:last-of-type { border-bottom: none; padding-bottom: 0; }
.console-row label {
  color: var(--text-muted);
  letter-spacing: 0.3px;
}
.console-input {
  display: flex;
  align-items: center;
  gap: 6px;
}
.console-input input {
  width: 84px;
  background: var(--surface-inset);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  text-align: center;
  transition: border-color 0.2s;
}
.console-input input:focus { outline: none; border-color: var(--accent); }
.console-stage {
  padding: 4px 14px;
  border-radius: 30px;
  background: rgba(251, 191, 66, 0.13);
  color: var(--amber);
  font-weight: 600;
  font-size: 13px;
}
.console-temp {
  font-size: 24px;
  font-weight: 700;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}
.console-temp i {
  font-size: 14px;
  font-style: normal;
  color: var(--text-dim);
  margin-left: 2px;
}
.console-countdown {
  font-size: 22px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--teal);
  letter-spacing: 1px;
}
.console-load {
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
}
.btn-fire {
  padding: 14px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  background: linear-gradient(180deg, var(--accent), #e07628);
  color: #fff;
  box-shadow: 0 10px 24px -8px rgba(245, 149, 74, 0.55);
  cursor: pointer;
  transition: 0.2s;
  margin-top: 6px;
}
.btn-fire:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-fire.stop {
  background: linear-gradient(180deg, #f87171, #dc2626);
  box-shadow: 0 10px 24px -8px rgba(248, 113, 113, 0.5);
}
.console-hint {
  font-size: 12px;
  color: var(--text-dim);
  text-align: center;
  margin-top: 2px;
}

/* ===== 工具类 ===== */
.orange { color: var(--gold) !important; }

/* ===== 移动端适配 ===== */
@media (max-width: 768px) {
  body { padding: 12px; align-items: flex-start; }
  .app { padding: 16px 16px 20px; border-radius: var(--radius); }
  .topbar { flex-direction: column; align-items: flex-start; gap: 12px; }
  .clock { width: 100%; justify-content: space-between; padding: 6px 14px; }
  .tabs { flex-wrap: wrap; gap: 4px; }
  .tab { flex: 1 1 calc(50% - 2px); padding: 10px 6px; font-size: 14px; gap: 6px; }
  .tab .tab-idx { font-size: 10px; }
  .overall-ring { flex-direction: column; gap: 22px; padding: 20px; text-align: center; }
  .ring-wrap, .ring-svg { width: 140px; height: 140px; }
  .overall-meta { grid-template-columns: 1fr; width: 100%; gap: 6px; }
  .detail-head { gap: 10px; }
  .detail-head h3 { font-size: 18px; }
  .feedback-list { grid-template-columns: 1fr; gap: 8px; }
  .console-temp { font-size: 22px; }
  .console-countdown { font-size: 20px; }
  .btn-fire { font-size: 15px; padding: 12px; }
  .firing-chart-box { min-height: 300px; }
}

@media (max-width: 420px) {
  .tab { flex: 1 1 100%; padding: 11px 6px; }
  .brand-mark { width: 40px; height: 40px; font-size: 21px; border-radius: 11px; }
  .param-row .param-num { width: 60px; }
  .console-input input { width: 70px; }
  .glass { padding: 18px 16px; }
}

/* ===== 工序卡片入口（卡片改为链接） ===== */
a.process-step { display: block; color: inherit; }
.process-step .step-go {
  display: inline-block;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.5px;
  opacity: 0.85;
  transition: opacity 0.2s, transform 0.2s;
}
.process-step:hover .step-go { opacity: 1; transform: translateX(3px); }

/* ===== 工序详情子页 ===== */
.step-detail-head {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}
.step-detail-title {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.step-no {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 600;
}
.step-status-pill {
  margin-left: auto;
  padding: 5px 14px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
}
.step-status-pill.done { background: rgba(74, 222, 128, 0.15); color: var(--green); }
.step-status-pill.running { background: rgba(251, 191, 66, 0.15); color: var(--amber); }
.step-status-pill.pending { background: rgba(126, 154, 200, 0.1); color: var(--text-dim); }

.step-detail-grid {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 20px;
  align-items: start;
}
.step-detail-main {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.info-card { padding: 24px 26px; }
.info-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.info-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
}
.info-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(245, 149, 74, 0.4);
}
.info-list li b {
  color: var(--text);
  font-weight: 600;
}

/* 视频卡片（占位/真实视频通用） */
.step-detail-side { position: sticky; top: 20px; }
.video-card { padding: 24px 26px; }
.video-box {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
}

/* 空占位样式（未接入真实视频时） */
.video-box:not(.has-video) {
  border: 1px dashed var(--border-strong);
  background:
    radial-gradient(circle at 50% 40%, rgba(245, 149, 74, 0.08), transparent 70%),
    var(--surface-inset);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.video-box .play-icon {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(245, 149, 74, 0.15);
  border: 1px solid rgba(245, 149, 74, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  transition: transform 0.2s, background 0.2s;
}
.video-box:hover .play-icon {
  transform: scale(1.08);
  background: rgba(245, 149, 74, 0.25);
}
.video-hint { font-size: 15px; font-weight: 600; color: var(--text); }
.video-sub { font-size: 12px; color: var(--text-dim); }

/* 真实视频样式：画面完整显示、不裁切、自适应容器 */
.video-box.has-video {
  background: #000;
  border: 1px solid var(--border);
}
.video-box.has-video video {
  width: 100%;
  height: 100%;
  display: block;
  background: #000;
  object-fit: contain;         /* 完整显示，不裁切                          */
  object-position: center;     /* 居中对齐，容器多余空间作为黑边留在两边/上下 */
}
.video-box.has-video .play-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.55));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.video-box.has-video .play-overlay.show {
  opacity: 1;
  pointer-events: auto;
}
.video-box.has-video:hover .play-overlay.show {
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.65));
}
.video-box.has-video .play-overlay .play-icon {
  width: 72px;
  height: 72px;
  background: rgba(245, 149, 74, 0.22);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1.5px solid rgba(245, 149, 74, 0.6);
  color: #fff;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.45);
}
.video-box.has-video:hover .play-overlay.show .play-icon {
  transform: scale(1.1);
  background: rgba(245, 149, 74, 0.35);
}
.video-box.has-video .play-overlay .video-hint {
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.5px;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}

/* 上一/下一工序导航 */
.step-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 30px;
}
.step-nav-btn {
  flex: 1;
  max-width: 300px;
  padding: 15px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.step-nav-btn:hover {
  border-color: var(--border-strong);
  background: var(--surface-2);
  transform: translateY(-2px);
}
.step-nav-btn .nav-lbl {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.step-nav-btn .nav-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.step-nav-btn.next { text-align: right; align-items: flex-end; }

@media (max-width: 960px) {
  .step-detail-grid { grid-template-columns: 1fr; }
  .step-detail-side { position: static; }
  .step-nav { flex-direction: column; }
  .step-nav-btn { max-width: none; }
  .step-nav-btn.next { text-align: left; align-items: flex-start; }
}