/* ===== STYLING ORIGINAL, TIDAK DIUBAH ===== */
    body {
      margin: 0;
      padding: 0;
      font-family: Arial, Helvetica, sans-serif;
      background: url("../images/bg.jpg") no-repeat center center fixed;
      background-size: cover;
      display: flex;
      justify-content: flex-end;
      align-items: center;
      height: 100vh;
      padding-right: 5%;
      box-sizing: border-box;
    }

    .container {
      background: rgba(255, 255, 255, 0.96);
      padding: 2rem 2.5rem;
      border-radius: 14px;
      box-shadow: 0 10px 30px rgba(0,0,0,.3);
      width: 100%;
      max-width: 420px;
    }

    h1 {
      text-align: center;
      margin-bottom: 1.5rem;
      color: #1f2937;
      font-size: 1.4rem;
    }

    .input-group { margin-bottom: 1rem; }

    input {
      width: 100%;
      padding: 0.7rem 1rem;
      border-radius: 6px;
      border: 1px solid #d1d5db;
      font-size: 1rem;
      box-sizing: border-box;
    }

    input:focus { outline: none; border-color: #2563eb; }

    button {
      width: 100%;
      padding: 0.7rem;
      border: none;
      border-radius: 6px;
      background: #2563eb;
      color: #fff;
      font-size: 1rem;
      cursor: pointer;
    }

    button:hover { background: #1d4ed8; }

    .hidden { display: none; }

    .error {
      color: #dc2626;
      margin-bottom: 0.75rem;
      text-align: center;
      font-size: 0.9rem;
      min-height: 1em;
    }

    .otp-text {
      margin-bottom: 0.75rem;
      text-align: center;
      font-size: 0.9rem;
      color: #374151;
    }

    .otp-actions {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 12px;
      margin-bottom: 1rem;
    }

    .otp-timer { font-size: 0.8rem; color: #4b5563; }

    .resend {
      font-size: 0.8rem;
      color: #2563eb;
      cursor: pointer;
      text-decoration: underline;
    }

    .resend.disabled {
      color: #9ca3af;
      pointer-events: none;
      text-decoration: none;
    }

    footer {
      margin-top: 1.25rem;
      font-size: 0.75rem;
      color: #4b5563;
      text-align: center;
      word-break: break-word;
    }

    footer strong { display: block; margin-bottom: 4px; color: #1f2937; }