:root {
    --blue-dark: #1e3a8a;
    --blue-mid: #2563eb;
    --blue-light: #38bdf8;
    --text-dark: #1e293b;
  }
  * { box-sizing: border-box; }
  body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: linear-gradient(160deg, var(--blue-dark) 0%, var(--blue-mid) 45%, var(--blue-light) 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    padding: 32px 16px 48px;
  }
  .card {
    width: 100%;
    max-width: 420px;
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.25);
    padding: 32px 24px 28px;
    text-align: center;
  }
  .logo-wrap {
    width: 96px;
    height: 96px;
    margin: 0 auto 14px;
    border-radius: 50%;
    background: #f0f6ff;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }
  .logo-wrap img {
    width: 78%;
    height: 78%;
    object-fit: contain;
  }
  .logo-fallback {
    font-weight: 800;
    font-size: 22px;
    color: var(--blue-dark);
    letter-spacing: 0.5px;
  }
  h1 {
    margin: 4px 0 2px;
    font-size: 21px;
    letter-spacing: 0.5px;
    color: var(--blue-dark);
    font-weight: 800;
    line-height: 1.25;
  }
  .tagline {
    margin: 0 0 14px;
    font-size: 13px;
    color: #64748b;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 600;
  }
  .mission {
    margin: 0 0 22px;
    font-size: 13.5px;
    color: #475569;
    line-height: 1.55;
  }
  .btn {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 15px 18px;
    margin-bottom: 12px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 700;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: transform 0.08s ease;
  }
  .btn:active { transform: scale(0.98); }
  .btn-icon {
    font-size: 20px;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
  }
  .btn-primary {
    background: linear-gradient(90deg, var(--blue-mid), var(--blue-dark));
    color: #ffffff;
  }
  .btn-secondary {
    background: #eef4ff;
    color: var(--blue-dark);
  }
  .btn-donate {
    background: linear-gradient(90deg, #fbbf24, #f59e0b);
    color: #1e293b;
  }
  .btn-contact {
    background: linear-gradient(90deg, #10b981, #059669);
    color: #ffffff;
  }
  .btn-volunteer {
    background: linear-gradient(90deg, #8b5cf6, #7c3aed);
    color: #ffffff;
  }
  .btn-back {
    background: none;
    color: #64748b;
    font-size: 13.5px;
    font-weight: 600;
    padding: 8px;
    margin-bottom: 0;
    justify-content: center;
  }
  .divider {
    margin: 22px 0 16px;
    border: none;
    border-top: 1px solid #e2e8f0;
  }
  .social-row {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-bottom: 8px;
  }
  .social-row a {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #eef4ff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
  }
  .footer-text {
    margin-top: 20px;
    font-size: 11.5px;
    color: #94a3b8;
    line-height: 1.5;
  }
  .footer-text a { color: #94a3b8; }
  label {
    display: block;
    text-align: left;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--blue-dark);
    margin: 0 0 5px;
  }
  input, select, textarea {
    width: 100%;
    padding: 12px 14px;
    margin-bottom: 14px;
    border-radius: 10px;
    border: 1px solid #cbd5e1;
    font-size: 15px;
    font-family: inherit;
    color: var(--text-dark);
  }
  .form-note {
    font-size: 12px;
    color: #64748b;
    margin: -4px 0 16px;
    text-align: left;
    line-height: 1.5;
  }