:root {
      --blue: #00b4fa;
      --blue-glow: #0fffc7;
      --sea-green: #00ffd0;
      --bg-dark: #0e1018;
      --sand: #e7d7b6;
      --black: #171818;
      --card-bg: #181a1b;
      --accent: #00b4fa;
      --digital-font: 'Share Tech Mono', monospace;
    }
    html, body {
      margin: 0; padding: 0; min-height: 100vh;
      font-family: var(--digital-font), monospace;
      background: var(--bg-dark);
      color: var(--sand);
      overflow-x: hidden;
    }
    body::before {
      content: "";
      position: fixed; top:0; left:0; right:0; bottom:0;
      background: linear-gradient(120deg, #101015dd 0%, #1d2b3add 100%);
      z-index: 0; pointer-events: none; opacity: 0.87;
      mix-blend-mode: multiply;
    }
    /* Logo section: use wallet style for big logo */
    .ra-logo-glow {
      display: flex;
      justify-content: center;
      align-items: center;
      margin: 50px 0 30px 0;
    }
    .ra-logo-glow img {
      width: 168px;
      height: 168px;
      max-width: 35vw;
      border-radius: 35px;
      object-fit: contain;
      background: #191b2a;
      box-shadow: 0 8px 48px #00b4fa88, 0 0 0 7px #191a2477;
      border: 3px solid #00b4fa44;
      margin-top: 8px;
      margin-left: 8px;
      display: block;
      transition: transform .22s;
    }
    .ra-logo-glow img:hover {
      transform: scale(1.04) rotate(-2deg);
      box-shadow: 0 18px 68px #00b4faaa, 0 0 0 12px #191a24bb;
    }
    .help-title {
      text-align: center;
      color: var(--blue);
      font-size: 2.6rem;
      letter-spacing: 1.5px;
      margin-bottom: 13px;
      text-shadow: 0 2px 20px #0fffc755;
      font-family: var(--digital-font), monospace;
      background: linear-gradient(90deg,#fff 8%,#00b4fa 60%,#23e6ff 98%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      text-shadow: 0 2px 18px #22213866,0 0 8px #00b4fa88,0 0 18px #00b4fa99;
      filter: brightness(1.15) drop-shadow(0 0 3px #00e6ff99);
      min-height: 1.7em;
    }
    .help-center-container {
      max-width: 780px;
      margin: 0 auto;
      background: var(--card-bg);
      border-radius: 20px;
      box-shadow: 0 8px 32px #00b4fa33;
      padding: 36px 22px 22px 22px;
      position: relative;
      z-index: 2;
      border: 2px solid #00b4fa;
      margin-bottom: 38px;
    }
    .accordion-section {
      margin-bottom: 26px;
      border-radius: 13px;
      overflow: hidden;
      border: 1.5px solid #00b4fa99;
      background: #181a1b;
      box-shadow: 0 2px 10px #00b4fa22;
    }
    .accordion-header {
      cursor: pointer;
      padding: 19px 16px 19px 23px;
      font-size: 1.19rem;
      color: var(--blue);
      font-weight: bold;
      display: flex;
      align-items: center;
      border: none;
      background: none;
      outline: none;
      transition: background 0.15s;
      user-select: none;
      letter-spacing: 0.4px;
    }
    .accordion-header:hover {
      background: #232b4480;
    }
    .accordion-arrow {
      margin-right: 13px;
      font-size: 1.17em;
      transition: transform 0.28s cubic-bezier(.59,1.2,.48,1.1);
    }
    .accordion-header.active .accordion-arrow {
      transform: rotate(90deg) scale(1.21);
      color: var(--blue-glow);
    }
    .accordion-content {
      padding: 10px 24px 19px 46px;
      display: none;
      color: var(--sand);
      font-size: 1.05rem;
      line-height: 1.73;
      background: none;
      border-top: 1.2px solid #00b4fa33;
      animation: fadeIn 0.36s;
    }
    .accordion-content.active {
      display: block;
      animation: fadeIn 0.46s;
    }
    @keyframes fadeIn { from {opacity:0;} to {opacity:1;} }
    .email-support, .telegram-support {
      margin-top: 14px; font-size: 1.12rem;
      color: var(--blue-glow);
      display: flex; align-items: center; gap: 9px;
      font-weight: bold;
    }
    .email-support i, .telegram-support i {
      font-size: 1.25em;
      margin-right: 5px;
      color: var(--blue);
    }

    /* Back to Home button exactly like wallet */
    .back-home-btn {
      margin: 36px auto 0 auto;
      background: linear-gradient(90deg, #00b4fa 0%, #00ffd0 100%);
      color: #181a1b;
      border: none;
      border-radius: 9px;
      padding: 12px 30px;
      font-size: 1.08em;
      font-weight: bold;
      cursor: pointer;
      box-shadow: 0 2px 18px #00b4fa33;
      transition: background .17s, color .17s, transform .12s;
      font-family: 'Share Tech Mono', monospace;
      letter-spacing: 1.1px;
      display: block;
      max-width: 240px;
      text-align: center;
      text-decoration: none;
      outline: none;
    }
    .back-home-btn:hover {
      background: #e7d7b6;
      color: #002a37;
      transform: scale(1.04);
    }
    @media (max-width: 850px) {
      .ra-logo-glow img { width: 95px; height: 95px; }
      .help-center-container { padding: 19px 4vw 14px 4vw; }
      .help-title { font-size: 1.45rem; }
      .accordion-header { font-size: 1.02rem; padding: 15px 8px 15px 17px; }
      .accordion-content { font-size: 0.98rem; padding-left: 24px; }
      .back-home-btn { font-size: 0.99em; padding: 11px 16px;}
    }