/* roulang page: index */
:root {
      --primary: #00FF88;
      --primary-emerald: #10B981;
      --secondary-purple: #6366F1;
      --secondary-amber: #F59E0B;
      --bg-dark: #0D1117;
      --bg-card: #161B22;
      --bg-panel: #21262D;
      --border-color: #30363D;
      --text-main: #F0F6FC;
      --text-muted: #8B949E;
    }
    * { box-sizing: border-box; }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      overflow-x: hidden;
    }
    .pulse-glow {
      box-shadow: 0 0 25px rgba(0, 255, 136, 0.2);
    }
    .code-mask {
      background: linear-gradient(180deg, rgba(22, 27, 34, 0.8) 0%, rgba(13, 17, 23, 0.95) 100%);
    }
    .text-glow {
      text-shadow: 0 0 12px rgba(0, 255, 136, 0.4);
    }
    .tab-active {
      border-bottom: 2px solid #00FF88;
      color: #00FF88;
    }

/* roulang page: category2 */
:root {
      --primary: #00FF88;
      --primary-emerald: #10B981;
      --secondary-purple: #6366F1;
      --secondary-amber: #F59E0B;
      --bg-dark: #0D1117;
      --bg-card: #161B22;
      --bg-panel: #21262D;
      --border-color: #30363D;
      --text-main: #F0F6FC;
      --text-muted: #8B949E;
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      overflow-x: hidden;
    }
    .text-glow {
      text-shadow: 0 0 12px rgba(0, 255, 136, 0.4);
    }
    .code-scroll::-webkit-scrollbar {
      height: 6px;
      width: 6px;
    }
    .code-scroll::-webkit-scrollbar-track {
      background: #0d1117;
    }
    .code-scroll::-webkit-scrollbar-thumb {
      background: #30363d;
      border-radius: 3px;
    }
    .code-scroll::-webkit-scrollbar-thumb:hover {
      background: #10b981;
    }

/* roulang page: category1 */
:root {
      --primary: #00FF88;
      --primary-emerald: #10B981;
      --secondary-purple: #6366F1;
      --secondary-amber: #F59E0B;
      --bg-dark: #0D1117;
      --bg-card: #161B22;
      --bg-panel: #21262D;
      --border-color: #30363D;
      --text-main: #F0F6FC;
      --text-muted: #8B949E;
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      overflow-x: hidden;
    }
    .text-glow {
      text-shadow: 0 0 12px rgba(0, 255, 136, 0.4);
    }
    .table-scroll::-webkit-scrollbar {
      height: 6px;
    }
    .table-scroll::-webkit-scrollbar-track {
      background: #161B22;
    }
    .table-scroll::-webkit-scrollbar-thumb {
      background: #30363D;
      border-radius: 3px;
    }
    .table-scroll::-webkit-scrollbar-thumb:hover {
      background: #00FF88;
    }

/* roulang page: category3 */
:root {
      --primary: #00FF88;
      --primary-emerald: #10B981;
      --secondary-purple: #6366F1;
      --secondary-amber: #F59E0B;
      --bg-dark: #0D1117;
      --bg-card: #161B22;
      --bg-panel: #21262D;
      --border-color: #30363D;
      --text-main: #F0F6FC;
      --text-muted: #8B949E;
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      overflow-x: hidden;
    }
    .text-glow {
      text-shadow: 0 0 12px rgba(0, 255, 136, 0.4);
    }
    .code-scroll::-webkit-scrollbar {
      height: 6px;
      width: 6px;
    }
    .code-scroll::-webkit-scrollbar-track {
      background: #161b22;
    }
    .code-scroll::-webkit-scrollbar-thumb {
      background: #30363d;
      border-radius: 3px;
    }

/* roulang page: category4 */
:root {
      --primary: #00FF88;
      --primary-emerald: #10B981;
      --secondary-purple: #6366F1;
      --secondary-amber: #F59E0B;
      --bg-dark: #0D1117;
      --bg-card: #161B22;
      --bg-panel: #21262D;
      --border-color: #30363D;
      --text-main: #F0F6FC;
      --text-muted: #8B949E;
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      overflow-x: hidden;
    }
    .text-glow {
      text-shadow: 0 0 12px rgba(0, 255, 136, 0.4);
    }
    .code-terminal {
      font-family: "Fira Code", Menlo, Monaco, Consolas, "Courier New", monospace;
    }
    /* Custom Scrollbar */
    ::-webkit-scrollbar {
      width: 6px;
      height: 6px;
    }
    ::-webkit-scrollbar-track {
      background: #0D1117;
    }
    ::-webkit-scrollbar-thumb {
      background: #30363D;
      border-radius: 3px;
    }
    ::-webkit-scrollbar-thumb:hover {
      background: #10B981;
    }