:root {
    --bg: #0a1628;
    --bg2: #0f1f36;
    --bg3: #142944;
    --ink: #e8f0ff;
    --muted: #7a8ba8;
    --rule: #1e3a5f;
    --accent: #00d4ff;
    --accent2: #ff6b35;
    --safe: #00ff88;
    --warning: #ffcc00;
    --danger: #ff4757;
    --blue-1: #1a4d8f;
    --blue-2: #0d7ec9;
  }

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

  body {
    font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;
    background: var(--bg);
    color: var(--ink);
    min-height: 100vh;
    overflow: hidden;
    background-image:
      radial-gradient(ellipse at top, rgba(0, 212, 255, 0.08) 0%, transparent 50%),
      radial-gradient(ellipse at bottom, rgba(255, 107, 53, 0.05) 0%, transparent 50%);
  }

  /* === HEADER === */
  .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background: linear-gradient(180deg, rgba(13, 126, 201, 0.15) 0%, transparent 100%);
    border-bottom: 1px solid var(--rule);
    position: relative;
  }

  .header::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), var(--accent2), var(--accent), transparent);
  }

  .header-title {
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .header-title h1 {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: 4px;
    background: linear-gradient(135deg, var(--accent), #66e5ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .header-title .deco {
    width: 6px;
    height: 36px;
    background: linear-gradient(180deg, var(--accent), var(--accent2));
    border-radius: 3px;
  }

  .header-right {
    display: flex;
    align-items: center;
    gap: 30px;
  }

  .date-time {
    text-align: right;
  }

  .date-time .time {
    font-family: monospace;
    font-size: 36px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 2px;
    line-height: 1;
  }

  .date-time .date {
    font-size: 14px;
    color: var(--muted);
    margin-top: 4px;
    letter-spacing: 1px;
  }

  .weather-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg2);
    border: 1px solid var(--rule);
    border-radius: 20px;
    font-size: 14px;
    color: var(--muted);
  }

  /* === SAFETY DAYS BANNER === */
  .safety-days-banner {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px 40px;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.08), rgba(0, 212, 255, 0.05));
    border-bottom: 1px solid var(--rule);
    gap: 60px;
  }

  .days-counter {
    display: flex;
    align-items: baseline;
    gap: 12px;
  }

  .days-counter .label {
    font-size: 20px;
    color: var(--muted);
    letter-spacing: 2px;
  }

  .days-counter .number {
    font-family: monospace;
    font-size: 72px;
    font-weight: 700;
    color: var(--safe);
    line-height: 1;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.4);
    letter-spacing: 4px;
  }

  .days-counter .unit {
    font-size: 24px;
    color: var(--safe);
    font-weight: 600;
  }

  .safety-slogan {
    font-size: 22px;
    color: var(--accent);
    letter-spacing: 6px;
    font-weight: 600;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  }

  /* === MAIN GRID === */
  .main-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    gap: 20px;
    padding: 20px 30px;
    height: calc(100vh - 280px);
  }

  .panel {
    background: var(--bg2);
    border: 1px solid var(--rule);
    border-radius: 8px;
    padding: 20px;
    position: relative;
    overflow: hidden;
  }

  .panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 30px; height: 3px;
    background: var(--accent);
  }

  .panel::after {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 30px; height: 3px;
    background: var(--accent);
  }

  .panel-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--rule);
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: 2px;
  }

  .panel-title::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 18px;
    background: var(--accent);
    border-radius: 2px;
  }

  /* === STATS CARDS === */
  .stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    max-height: 640px;
    overflow: hidden;
  }

  .stat-card {
    background: var(--bg3);
    border: 1px solid var(--rule);
    border-radius: 6px;
    padding: 16px;
    text-align: center;
    transition: all 0.3s;
  }

  .stat-card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.15);
  }

  .stat-card .icon {
    width: 40px;
    height: 40px;
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 20px;
  }

  .stat-card.safe .icon { background: rgba(0, 255, 136, 0.15); color: var(--safe); }
  .stat-card.warning .icon { background: rgba(255, 204, 0, 0.15); color: var(--warning); }
  .stat-card.danger .icon { background: rgba(255, 71, 87, 0.15); color: var(--danger); }
  .stat-card.info .icon { background: rgba(0, 212, 255, 0.15); color: var(--accent); }

  .stat-card .value {
    font-family: monospace;
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 6px;
  }

  .stat-card.safe .value { color: var(--safe); }
  .stat-card.warning .value { color: var(--warning); }
  .stat-card.danger .value { color: var(--danger); }
  .stat-card.info .value { color: var(--accent); }

  .stat-card .label {
    font-size: 13px;
    color: var(--muted);
    letter-spacing: 1px;
  }

  /* === CENTER PANEL === */
  .center-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .main-slogan {
    background: linear-gradient(135deg, var(--bg3), var(--bg2));
    border: 1px solid var(--rule);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .main-slogan::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1), transparent 70%);
    border-radius: 50%;
  }

  .main-slogan h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 8px;
    margin-bottom: 12px;
    position: relative;
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
  }

  .main-slogan p {
    font-size: 16px;
    color: var(--muted);
    letter-spacing: 3px;
    position: relative;
  }

  /* Safety tip */
  .safety-tip {
    flex: 1;
    background: var(--bg2);
    border: 1px solid var(--rule);
    border-radius: 8px;
    padding: 20px;
    position: relative;
  }

  .safety-tip .tip-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--rule);
  }

  .safety-tip .tip-header .badge {
    background: var(--accent2);
    color: #fff;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
  }

  .safety-tip .tip-header h3 {
    font-size: 16px;
    color: var(--ink);
    font-weight: 600;
  }

  .safety-tip .tip-content {
    font-size: 15px;
    line-height: 1.8;
    color: #c0cee0;
  }

  .safety-tip .tip-content ul {
    list-style: none;
    padding: 0;
  }

  .safety-tip .tip-content li {
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
  }

  .safety-tip .tip-content li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 10px;
    top: 10px;
  }

  /* === RIGHT PANEL === */
  .chart-container {
    width: 100%;
    height: 240px;
  }

  .hazard-list {
    margin-top: 16px;
    max-height: 340px;
    overflow: hidden;
  }

  .hazard-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: var(--bg3);
    border-radius: 4px;
    margin-bottom: 8px;
    border-left: 3px solid var(--accent);
  }

  .hazard-item.high { border-left-color: var(--danger); }
  .hazard-item.medium { border-left-color: var(--warning); }
  .hazard-item.low { border-left-color: var(--safe); }

  .hazard-item .name {
    font-size: 13px;
    color: var(--ink);
  }

  .hazard-item .status {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 3px;
    font-weight: 600;
  }

  .hazard-item .status.done { background: rgba(0, 255, 136, 0.15); color: var(--safe); }
  .hazard-item .status.doing { background: rgba(255, 204, 0, 0.15); color: var(--warning); }
  .hazard-item .status.pending { background: rgba(255, 71, 87, 0.15); color: var(--danger); }

  /* === BOTTOM MARQUEE === */
  .marquee-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 48px;
    background: linear-gradient(90deg, var(--bg2), var(--bg3), var(--bg2));
    border-top: 1px solid var(--rule);
    display: flex;
    align-items: center;
    overflow: hidden;
  }

  .marquee-label {
    flex-shrink: 0;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    background: var(--accent2);
    color: #fff;
    font-weight: 600;
    letter-spacing: 2px;
    font-size: 14px;
    clip-path: polygon(0 0, 100% 0, 85% 100%, 0% 100%);
    padding-right: 30px;
  }

  .marquee-content {
    flex: 1;
    overflow: hidden;
    white-space: nowrap;
  }

  .marquee-text {
    display: inline-block;
    padding-left: 100%;
    animation: marquee 40s linear infinite;
    font-size: 15px;
    color: #c0cee0;
    letter-spacing: 1px;
  }

  .marquee-text span {
    margin: 0 40px;
  }

  .marquee-text .dot {
    color: var(--accent);
    margin: 0 10px;
  }

  @keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-100%); }
  }

  /* Corner decorations */
  .corner {
    position: absolute;
    width: 12px;
    height: 12px;
    border-color: var(--accent);
    border-style: solid;
  }
  .corner.tl { top: 6px; left: 6px; border-width: 2px 0 0 2px; }
  .corner.tr { top: 6px; right: 6px; border-width: 2px 2px 0 0; }
  .corner.bl { bottom: 6px; left: 6px; border-width: 0 0 2px 2px; }
  .corner.br { bottom: 6px; right: 6px; border-width: 0 2px 2px 0; }