:root{
    --accent: #00b8a9;
    --bg-grad: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    --surface: rgba(255,255,255,.06);
    --stroke: rgba(255,255,255,.15);
    --text: #f5f8fc;
    --muted: #cbd5e1;
    --shadow: 0 8px 24px rgba(0,0,0,.45);
  }
  
  body.help-body{
    margin: 0;
    background: var(--bg-grad);
    color: var(--text);
    font-family: "Inter", sans-serif;
  }
  
  /* Hero */
  .hero-help{
    position: relative;
    min-height: 40vh;
    display: flex; align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 0;
  }
  .hero-overlay{
    position: absolute; inset: 0;
    background: rgba(0,0,0,.55);
    z-index: -1;
  }
  .hero-content h1{
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    margin-bottom: .6rem;
  }
  .hero-content .subtitle{ color: var(--muted); }
  .hero-content a{ color: var(--accent); }
  
  /* FAQ */
  .faq-list{
    margin-top: 1.5rem;
    display: grid;
    gap: 14px;
  }
  .faq-item{
    background: var(--surface);
    border: 1px solid var(--stroke);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
  }
  .faq-question{
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text);
    font-size: 1.05rem;
    font-weight: 600;
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 16px;
    cursor: pointer;
  }
  .faq-question i{ transition: transform .25s ease; }
  .faq-question[aria-expanded="true"] i{ transform: rotate(180deg); color: var(--accent); }
  .faq-answer{
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease, padding .3s ease;
    padding: 0 16px;
  }
  .faq-answer p{ margin: 14px 0; color: var(--muted); }
  
  /* CTA Box */
  .cta-help .cta-box{
    background: var(--surface);
    border: 1px solid var(--stroke);
    border-radius: 16px;
    box-shadow: var(--shadow);
    padding: 20px;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 14px;
  }
  .btn{
    display: inline-block;
    padding: .9rem 1.2rem;
    border-radius: 12px;
    border: 1px solid transparent;
    font-weight: 600;
    text-decoration: none;
    transition: .2s ease;
  }
  .btn-primary{ background: var(--accent); color: #fff; }
  .btn-primary:hover{ transform: translateY(-2px); }
  
  
  
  
  
  
  
  
  
  
  
  
  /* === Footer === */
  .site-footer{
    margin-top: clamp(40px, 6vw, 80px);
    padding-top: clamp(28px, 3.5vw, 40px);
    background: linear-gradient(180deg, rgba(0,0,0,.06), rgba(0,0,0,.18));
    border-top: 1px solid var(--stroke);
  }
  
  .footer-grid{
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: clamp(18px, 3vw, 28px);
    align-items: start;
  }
  
  /* Brand */
  .footer-brand .brand{
    display: inline-block;
    font-weight: 800;
    letter-spacing: .06em;
    text-decoration: none;
    color: #fff;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--stroke);
    background: var(--surface-0);
  }
  .brand-sub{ color: var(--muted); margin: .6rem 0 1rem; }
  .social{
    display: flex; gap: 12px; padding: 0; margin: 0; list-style: none;
  }
  .social a{
    width: 38px; height: 38px; display: grid; place-items: center;
    border: 1px solid var(--stroke); border-radius: 10px; color: var(--text);
    background: var(--surface-0);
    transition: transform var(--t-fast) var(--e-out), border-color var(--t-fast) var(--e-out), color var(--t-fast) var(--e-out);
  }
  .social a:hover{ transform: translateY(-2px); color: var(--accent); border-color: var(--accent); }
  
  /* Columns */
  .footer-col h3{
    font-size: 1rem; margin-bottom: .6rem; color: #fff; font-weight: 700;
  }
  .footer-col ul{ margin: 0; padding: 0; list-style: none; display: grid; gap: .4rem; }
  .footer-col a{
    color: var(--muted); text-decoration: none; border-radius: 8px; padding: 6px 0;
    transition: color var(--t-fast) var(--e-out);
  }
  .footer-col a:hover{ color: var(--accent); }
  
  /* Bottom bar */
  .footer-bottom{
    margin-top: clamp(18px, 2.5vw, 28px);
    border-top: 1px solid var(--stroke);
    background: rgba(0,0,0,.18);
  }
  .bottom-inner{
    display: flex; gap: 14px; align-items: center; justify-content: space-between;
    padding: 14px 0;
  }
  .bottom-inner p{ color: var(--muted); margin: 0; font-size: .95rem; }
  .to-top{
    color: var(--text); text-decoration: none; border: 1px solid var(--stroke);
    padding: 8px 12px; border-radius: 10px; background: var(--surface-0);
    transition: transform var(--t-fast) var(--e-out), border-color var(--t-fast) var(--e-out), color var(--t-fast) var(--e-out);
  }
  .to-top:hover{ transform: translateY(-2px); color: var(--accent); border-color: var(--accent); }
  
  /* Responsive */
  @media (max-width: 980px){
    .footer-grid{ grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 560px){
    .footer-grid{ grid-template-columns: 1fr; }
    .bottom-inner{ flex-direction: column; align-items: flex-start; gap: 8px; }
  }