:root {
      --primary: #DC2626;
      --primary-hover: #B91C1C;
      --secondary: #F97316;
      --bg-dark: #0B0B0D;
      --bg-card: #18181B;
      --bg-card-hover: #27272A;
      --text-light: #FAFAFA;
      --text-zinc: #A1A1AA;
      --text-dark: #111827;
      --accent-red: #FCA5A5;
      --border-color: rgba(220, 38, 38, 0.2);
      --fallback-blue: rgb(2,132,199);
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { width: 100%; overflow-x: hidden; scroll-behavior: smooth; }
    body { 
      width: 100%; 
      margin: 0; 
      overflow-x: hidden; 
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background-color: var(--bg-dark);
      color: var(--text-light);
      line-height: 1.6;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: inherit; text-decoration: none; transition: all 0.25s ease; }

    
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      width: 100%;
      background: rgba(11, 11, 13, 0.95);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-color);
    }
    .header-inner {
      width: min(1200px, calc(100% - 32px));
      min-height: 72px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      max-width: 100%;
      text-decoration: none;
      flex-shrink: 0;
    }
    .logo img {
      display: block;
      height: 40px;
      width: auto;
      max-width: 150px;
      object-fit: contain;
      flex-shrink: 0;
    }
    .logo span {
      display: inline-block;
      font-size: 18px;
      font-weight: 800;
      line-height: 1.2;
      color: var(--text-light);
      white-space: nowrap;
      max-width: 180px;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .desktop-nav-wrap {
      flex: 1 1 auto;
      min-width: 0;
      display: flex;
      justify-content: flex-end;
      overflow: hidden;
    }
    .desktop-nav {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 8px;
      max-width: 100%;
      overflow-x: auto;
      overflow-y: hidden;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      white-space: nowrap;
    }
    .desktop-nav::-webkit-scrollbar { display: none; }
    .desktop-nav a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 40px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--text-zinc);
      font-size: 14px;
      font-weight: 700;
      line-height: 1;
      white-space: nowrap;
      flex: 0 0 auto;
    }
    .desktop-nav a:hover, .desktop-nav a.active {
      color: var(--text-light);
      background: var(--primary);
    }
    .mobile-menu-btn {
      display: none;
      width: 44px;
      height: 44px;
      border: 0;
      border-radius: 14px;
      background: rgba(220, 38, 38, 0.15);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
      flex: 0 0 auto;
    }
    .mobile-menu-btn span {
      display: block;
      width: 20px;
      height: 2px;
      border-radius: 999px;
      background: var(--text-light);
    }

    
    .mobile-nav-mask {
      position: fixed;
      inset: 0;
      z-index: 1100;
      background: rgba(11, 11, 13, 0.85);
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transition: opacity .25s ease, visibility .25s ease;
    }
    .mobile-drawer {
      position: fixed;
      top: 0;
      left: 0;
      z-index: 1110;
      width: min(86vw, 360px);
      height: 100vh;
      height: 100dvh;
      max-width: 90vw;
      background: var(--bg-card);
      color: var(--text-light);
      transform: translateX(-105%);
      transition: transform .28s ease;
      box-shadow: 24px 0 60px rgba(0,0,0,0.5);
      display: flex;
      flex-direction: column;
      overflow: hidden;
      border-right: 1px solid var(--border-color);
    }
    .drawer-head {
      min-height: 76px;
      padding: 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      border-bottom: 1px solid var(--border-color);
      flex: 0 0 auto;
    }
    .drawer-logo { min-width: 0; }
    .drawer-logo img { height: 34px; max-width: 120px; }
    .drawer-logo span { font-size: 16px; max-width: 145px; color: var(--text-light); }
    .drawer-close {
      width: 40px;
      height: 40px;
      border: 0;
      border-radius: 14px;
      background: rgba(220, 38, 38, 0.15);
      color: var(--text-light);
      font-size: 26px;
      line-height: 1;
      cursor: pointer;
      flex: 0 0 auto;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .drawer-body {
      flex: 1 1 auto;
      min-height: 0;
      overflow-y: auto;
      overflow-x: hidden;
      -webkit-overflow-scrolling: touch;
      padding: 14px;
    }
    .drawer-nav { display: flex; flex-direction: column; gap: 8px; }
    .drawer-nav a {
      display: flex;
      align-items: center;
      width: 100%;
      min-height: 48px;
      padding: 13px 14px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.03);
      color: var(--text-zinc);
      font-size: 15px;
      font-weight: 700;
      line-height: 1.35;
      white-space: normal;
      word-break: break-word;
    }
    .drawer-nav a:hover, .drawer-nav a.active {
      color: var(--text-light);
      background: var(--primary);
    }
    body.drawer-open { overflow: hidden; touch-action: none; }
    body.drawer-open .mobile-nav-mask { opacity: 1; visibility: visible; pointer-events: auto; }
    body.drawer-open .mobile-drawer { transform: translateX(0); }

    
    .about-hero {
      padding: 80px 0 40px;
      background: radial-gradient(circle at 50% 10%, rgba(220, 38, 38, 0.1) 0%, transparent 60%);
      text-align: center;
    }
    .inner-wrap {
      width: min(900px, calc(100% - 32px));
      margin: 0 auto;
    }
    .brand-statement {
      font-size: 36px;
      font-weight: 900;
      color: var(--text-light);
      margin-bottom: 24px;
    }
    .tag-large-cloud {
      background: var(--bg-card);
      border-radius: 16px;
      padding: 48px;
      border: 1px solid rgba(255,255,255,0.03);
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 16px;
      margin-top: 40px;
    }
    .tag-cloud-item {
      display: inline-flex;
      align-items: center;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: 8px;
      padding: 10px 18px;
      color: var(--text-zinc);
      font-weight: 700;
      transition: all 0.25s;
    }
    .tag-cloud-item:hover {
      background: var(--primary);
      border-color: var(--primary);
      color: var(--text-light);
      transform: translateY(-2px);
    }
    .tag-cloud-item span {
      font-size: 12px;
      background: rgba(0,0,0,0.3);
      padding: 2px 6px;
      border-radius: 4px;
      margin-left: 8px;
      color: var(--accent-red);
    }

    
    .site-footer {
      position: relative;
      z-index: 1;
      width: 100%;
      background: #050507;
      color: var(--text-zinc);
      padding: 64px 0 24px;
      overflow: hidden;
      border-top: 1px solid var(--border-color);
    }
    .footer-inner {
      width: min(1200px, calc(100% - 32px));
      margin: 0 auto;
      display: grid;
      grid-template-columns: minmax(280px, 1.5fr) repeat(3, minmax(150px, 1fr));
      gap: 40px;
      align-items: start;
    }
    .footer-brand { min-width: 0; }
    .footer-brand p {
      margin: 16px 0 0;
      color: var(--text-zinc);
      line-height: 1.8;
      font-size: 14px;
    }
    .footer-logo span { color: var(--text-light); }
    .footer-column { min-width: 0; }
    .footer-column h3 { margin: 0 0 18px; font-size: 16px; color: var(--text-light); font-weight: 700; position: relative; padding-bottom: 8px; }
    .footer-column h3::after { content: ''; position: absolute; left: 0; bottom: 0; width: 30px; height: 2px; background: var(--primary); }
    .footer-column ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
    .footer-column a, .footer-column span {
      color: var(--text-zinc);
      font-size: 14px;
      line-height: 1.5;
    }
    .footer-column a:hover { color: var(--text-light); }
    .footer-bottom {
      width: min(1200px, calc(100% - 32px));
      margin: 40px auto 0;
      padding-top: 24px;
      border-top: 1px solid rgba(255,255,255,0.05);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: rgba(250,250,250,0.4);
      font-size: 13px;
    }
    .footer-bottom a { color: rgba(250,250,250,0.6); }
    .footer-bottom a:hover { color: var(--text-light); }

    @media (max-width: 900px) {
      .header-inner { width: min(100% - 24px, 1200px); min-height: 64px; gap: 12px; }
      .desktop-nav-wrap, .desktop-nav { display: none !important; }
      .mobile-menu-btn { display: inline-flex !important; }
      .logo img { height: 34px; max-width: 118px; }
      .logo span { font-size: 16px; max-width: 145px; }
      .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
      .footer-brand { grid-column: 1 / -1; }
      .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
      
      .tag-large-cloud { padding: 24px; }
    }
    @media (max-width: 640px) {
      .footer-inner { grid-template-columns: 1fr; }
    }
    @media (max-width: 420px) {
      .mobile-drawer { width: 88vw; }
      .logo span { max-width: 112px; }
      .drawer-logo span { max-width: 118px; }
      .footer-inner, .footer-bottom { width: min(100% - 24px, 1200px); }
    }